CN100542752C

CN100542752C - Universal-purpose fixing clamp and general-purpose fraising device and utilize the method that they ream

Info

Publication number: CN100542752C
Application number: CNB2006100059871A
Authority: CN
Inventors: 格雷格·纳德; 唐纳德·帕罗
Original assignee: Sonnax Industries Inc
Current assignee: Sonnax Industries Inc
Priority date: 2006-01-16
Filing date: 2006-01-16
Publication date: 2009-09-23
Anticipated expiration: 2026-01-16
Also published as: CN101003129A

Abstract

The invention discloses a kind of universal-purpose fixing clamp, also have a kind of general-purpose fraising device and a kind ofly utilize the method that they ream, they can make the manual fraising reparation that valve opening carried out in OE valve body or the oil pump is reached very high precision, and these reparation can be finished in common repair workshop for a mechanic.This universal-purpose fixing clamp has comprised a cutter fixator or the so-called mechanical chuck device that can rotate on all directions axle, this can make the axle of reamer accurately align with the longitudinal axis of valve opening.This mechanical chuck device is comprised in one and is used for clamping in the work-piece fixation clamp of valve body or other workpiece in the fraising operation.This work-piece fixation clamp is designed to and can carries out position adjustment with respect to the vertical and level of anchor clamps to the cutter fixator, so that reamer can carry out accurate position correction, and provide cutter fixator and workpiece have been fixed on locking mechanism on the ideal position.

Description

Universal-purpose fixing clamp and general-purpose fraising device and utilize the method that they ream

Technical field

The present invention relates to a kind of automatic gear-box system of vehicle, in particular, be about a kind of universal-purpose fixing clamp and general-purpose fraising device and utilize the method that they ream, be used to repair the valve body and the oil pump of wearing and tearing in Ford, general and other similar automatic gear-box.

Background technology

The automatic gear-box system has a hydraulic circuitry subsystem usually, its inside comprises a Hydraulic pump, one at least and has the valve body in fluid transfer or loop, the input hole in hydraulic circuitry and discharge orifice, and a plurality of copying valve of gaining the name owing to the similar imitative bobbin of shape.These copying valves are made up of the cylindrical piston with a plurality of control circle footpaths or piston ring land usually, and they alternately open and close the port that leads to hydraulic circuitry, thereby regulate the flow and the pressure of automatic transmission fluid (to call ATF in the following text).

These valves are in use because often replacing or reparation of mechanical wear.If serious wear, the residing valve body hole of these valves must the machined reamings, the valve of a corresponding increasing or replacement valve that outside is with valve pocket can be installed in this valve opening, and form cooperating of close tolerance with valve opening.In order to save (to call " OE " in the following text) valve body that a former factory produces, key is the oil sealing that a leakproof must be provided between matching surface that adds major valve or valve pocket and valve body, with prevent with oil duct that valve links to each other between crossover leakage.

The subject matter that the mechanic faces is can only use hand tools to reach the tolerance fit of such precision in typical gearbox repair workshop.Therefore, current this invention is exactly in order to address this problem and to overcome other defective in the original recovery technique.

Summary of the invention

Technical problem to be solved by this invention provides a kind of universal-purpose fixing clamp, it uses with reamer, can make the manual fraising reparation that valve opening carried out in OE valve body or the oil pump is reached very high precision, and such reparation can be finished for a mechanic in common repair workshop.

In addition, the present invention also provides a kind of general-purpose fraising device, it also can make the manual fraising reparation that valve opening carried out in OE valve body or the oil pump is reached very high precision, and these reparation can be finished in common repair workshop for a mechanic.

Also have, the present invention provides a kind of method of utilizing work-piece fixation clamp to be reamed in the hole in the workpiece in addition, by it also can make in OE valve body or the oil pump valve opening carried out that manual fraising reparation reaches very high precision, and these reparation can be finished in common repair workshop for a mechanic.

In order to solve above technical problem, the invention provides a kind of universal-purpose fixing clamp, it uses with reamer, and described universal-purpose fixing clamp comprises: one has a base plate that is used for laying in the above the flat surface of workpiece; One with described base plate clamp fixing plate connected vertically, described clamp fixing plate has comprised carries out the detent mechanism regulated with respect to the height of described workpiece to described reamer; One has comprised and allows described reamer to carry out the cutter fixator of coaxillay aligned general-purpose rotating mechanism with respect to the hole in the described workpiece; The detachable chuck that can be fixed on the described clamp fixing plate, it can make described cutter fixator be positioned between described clamp fixing plate and the described detachable chuck.

The present invention also provides a kind of general-purpose fraising device in addition, and it is used for the reparation of automatic gear-box valve body, and described general-purpose fraising device comprises: a reamer instrument; A workpiece setting tool, it has further comprised a base plate with the flat surface that is used for laying in the above workpiece, one and described base plate clamp fixing plate connected vertically, described clamp fixing plate has comprised carries out the detent mechanism regulated with respect to the height of described workpiece to described reamer, one has comprised and allows described reamer to carry out the cutter fixator of coaxillay aligned general-purpose rotating mechanism with respect to the hole in the described workpiece, and the detachable chuck that can be fixed on the described clamp fixing plate, it can make described cutter fixator be positioned between described clamp fixing plate and the described chuck.

Because universal-purpose fixing clamp of the present invention or general-purpose fraising device, comprised a cutter fixator, this can make the axle of reamer accurately align with the longitudinal axis of valve opening, this cutter fixator is comprised in one and is used for clamping in the universal-purpose fixing clamp of valve body or other workpiece in the fraising operation, this universal-purpose fixing clamp can carry out position adjustment with respect to the vertical and level of anchor clamps to the cutter fixator, so that reamer can carry out accurate position correction, and provide cutter fixator and workpiece have been fixed on locking mechanism on the ideal position, this universal-purpose fixing clamp can make the mechanic in gearbox repair workshop only by hand instrument just can finish accurate repair, the method of utilizing work-piece fixation clamp to be reamed in the hole in the workpiece of the present invention also utilizes above-mentioned instrument to realize.

Description of drawings

Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.

Fig. 1 is the front view of a side of universal-purpose fixing clamp among the present invention;

Fig. 2 is a vertical view of the base plate of universal-purpose fixing clamp among the present invention;

Fig. 3 is a vertical view of the installation bracket of universal-purpose fixing clamp among the present invention;

Fig. 4 is a front view of the clamp fixing plate of universal-purpose fixing clamp among the present invention;

Fig. 5 A is a sectional view that comprises the tool fixing device of a ball bearing among the present invention in the universal-purpose fixing clamp;

Fig. 5 B is that another comprises a sectional view of the tool fixing device of two spherical washers in the universal-purpose fixing clamp among the present invention;

Fig. 6 is a plane of the detachable chuck of universal-purpose fixing clamp among the present invention;

Fig. 7 is a side view of universal-purpose fixing clamp among the present invention, has shown in the process that a valve body being attached thereto reaming;

Fig. 8 is exploded view of universal-purpose fixing clamp device among the present invention.

The specific embodiment

As shown in Figure 1, can see one and the corresponding to universal-purpose fixing clamp 10 of this invention.For simplification, will mainly introduce the use of this universal-purpose fixing clamp 10 in the valve opening fraising operation of automatic gear-box valve body here.Yet, be to be understood that here the universal-purpose fixing clamp of introducing 10,10 ' also can use in the gear box oil pump (not shown) or comprises in the valve opening fraising operation of other similar workpiece of valve.

Universal-purpose fixing clamp 10 is assemblies of a plurality of parts, that is to say, form by a base plate 15,

clamp fixing plate

20,25 and cutter fixator of detachable chuck (hereinafter to be referred as " chuck ") (being called " cutter fixator assembly " again) 30.In the device of Fig. 1, installation bracket 35 has been fixed base plate 15 and clamp fixing plate 20, and this will be described in detail below.

As shown in Figure 2, base plate 15 is a rectangle structure basically, along the axis opening that cuts 16 is arranged, and it extends internally from first parallel edge 15b.Opening 16 can allow cutting liquid from flowing through here when using this invention to ream operation.Base plate 15 has comprised a smooth machining surface 15a, and it is used to fixed valve body, gear box oil pump or other workpiece in the fraising process.

As shown in Figure 3, installation bracket 35 is support members of an elongation, it below opening 16 along first parallel edge 15b horizontal expansion of base plate 15.In illustrated device, installation bracket 35 mechanically links to each other with base plate 15 by fixture such as machine screw 36 (Fig. 1), and machine screw 36 is contained in the through hole 40 on the carriage 35, and extends in the screwed hole 17 on the base plate 15.In the another kind of form of device, the unit casting structure (not shown) that installation bracket 35 and base plate 15 can be made into to fuse, perhaps installation bracket 35 can be removed as in Fig. 8 device shown fully.

In the device of Fig. 1, clamp fixing plate 20 has the location structure of height regulatory function, and it comprises but not only is confined to following structure.With reference to figure 4, clamp fixing plate 20 is vertical with base plate 15, and connects together with installation bracket 35, is coaxial rotation relationship around this bolt 22.Bolt 22 passes a hole (not shown) on the clamp fixing plate 20, and is fixed on the screwed hole 41 interior (Fig. 3) on the installation bracket 35.Clamp fixing plate 20 provides some limited angle freedom around bolt 22 rotations by crank slot 25, shown in the direction arrow among Fig. 4 27.

Lock(ing) bolt 24 passes crank slot 25, and is fixed on the screwed hole 42 interior (Fig. 3) on the installation bracket 35, screws it and just base plate 15 can be fixed on the angle direction with respect to clamp fixing plate 20 of hope.As shown in Figure 7, the angle position of adjusting base plate 15 and clamp fixing plate 20 by this way can make the position of reamer 55 be adjusted to the approximate vertical height that is expanded valve opening 52 in the valve body 50.Clamp fixing plate 20 has two

plane

20a and 20b, is fixed on for universal-purpose fixing clamp 10 on the bench vice (not shown) of standard stationary plane is provided.Clamp fixing plate 20 has also comprised the perforate 23 of a centre, and universal swivel head can be installed in here, with location reamer 55 (Fig. 7).

Among Fig. 5 A, cutter fixator 30 has a general-purpose rotating mechanism, it comprises one ball bearing 45, and ball bearing 45 contains bearing element 46 and bearing outer ring 47 of an inside, and bearing outer ring 47 is divided into two parts 47a and the 47b along circumferential plane.47a and 47b are pressed in

retainer ring

53 and 54, and

retainer ring

53 and 54 is positioned at countersunk 56 and 57 (Fig. 4 and Fig. 6), and

countersunk

56 and 57 lays respectively in chuck 25 and the clamp fixing plate 20.

Retainer ring

53 and 54 can prevent that two part 47a of bearing

outer ring

47 and 47b from deforming.

In the so-called ball bearing 45 in Fig. 5 A, there are not employed ball or needle roller in general spherical shape bearing or the needle bearing, and be to use the inner bearing element (such as bearing roller) 46 of the semispherical surface that has evagination, engage with the cooperation concave surface of bearing outer ring 47, inner bearing element 46 is positioned wherein.This design makes inner bearing element 46 can have the freedom of rotation and angle variation under the situation that the longitudinal axis A-A of bearing outer ring 47 fixes.The ball bearing (Part No. 15SF24) that the Torrington company of the Connecticut State is produced can satisfy this requirement.

Column type connector 48 among Fig. 5 A and the internal diameter of inner bearing element 46 coupling, on the other hand also with the reamer guide cup scholar who accepts reamer 55 or drill bit (claiming " fairlead " again) 49 be complementary (Fig. 7).Therefore, the longitudinal axis of reamer 55 can be rotated and the angle variation with respect to the A-A axle in the scope that inner bearing element 46 allows, thereby it can be alignd with valve opening 52 in the fraising process.

In the another kind of form of device, cutter fixator 30 " the so-called spherical washer assembly 60 be made up of the convex portions 64 that has a concave part 62 and a coupling (Fig. 5 B) forms.In this device, the convex surface of convex portions 64 combines with the concave surface of concave part 62, changes thereby the convex surface of convex portions 64 can be rotated with angle with respect to the longitudinal axis B-B of concave part 62 concave surfaces of fixing.The spherical washer (Part No. SPW-11) that the Reid Tool Supply company of the state of Michigan is produced can be fit to this application.

Among Fig. 5 B, accept reamer or the drill bit guide cup scholar 49 ' and cutter fixator 30 of reamer 55 " the internal diameter of convex portions 64 match.Therefore, the longitudinal axis of reamer 55 can be rotated and the angle variation with respect to the B-B axle in the scope that inner bearing element 46 allows, thereby it can be alignd with valve opening 52 in the fraising process.

Among Fig. 6, chuck 25 is used for inner bearing element 46 is locked at position with bearing outer ring 47 coupling, thereby prevents that the position of reamer 55 and valve opening 52 does not line up setting is finished after.And in Fig. 5 B, finish in case be provided with, chuck 25 just is locked at convex portions 64 on the relative position with the concave part 62 of packing ring assembly 60.This need be fixed on chuck 25 on the stud 12, and stud 12 stretches out (Fig. 1) by the hole on the chuck 26, and between the

countersunk

56 and 57 that lays respectively on chuck and the clamp fixing plate with

cutter fixator

30 or 30 " fix.

Locking mechanism can be used to respectively with respect to

cutter fixator

30 and 30 such as wing nut 14 or other fixture that is fit to " chuck 25 is fastening.In case after chuck 25 had been mounted as shown in fig. 1, reamer guide cup scholar 49 just can touch by the perforate 28 of chuck.

Fig. 8 has shown the another kind of device form of universal-purpose fixing clamp, in the drawings with 10 ' expression.In this device, universal-purpose fixing clamp 10 ' is made up of each parts: i.e. base plate 15 ', clamp fixing plate 20 ', chuck 25 ' and cutter fixator 30 '.Installation bracket 35 (Fig. 3) has been omitted in this device.

As shown in Figure 8, base plate 15 ' is a rectangular structure basically, along the axis opening 16 ' that cuts is arranged, and it extends internally from first parallel edge 15b '.Opening 16 ' can allow cutting liquid from flowing through here when the fraising operation.Base plate 15 ' has comprised a smooth machining surface 15a ', and it is used to fixed valve body, gear box oil pump (not shown) or other workpiece in the fraising process.

Clamp fixing plate 20 ' is vertical with base plate 15 ', and fixes their relative position by machine bolt 21, and bolt 21 passes a hole on the clamp fixing plate 20 ', and is fixed in the screwed hole 43 on the base plate 15 '.Clamp fixing plate 20 ' also has

plane

20a and 20b, and they make universal-purpose fixing clamp 10 ' can be fixed on (not shown) on the bench vice of standard.

In the device of Fig. 8, clamp fixing plate 20 ' also has the functional structure of highly regulating, and it comprises but not only is confined to following structure.Clamp fixing plate 20 ' contains the central openings 23 ' of an elongation, and perforate 23 ' is positioned between regulating tank 56 ' and 57 ', and cutter fixator 30 ' will be placed in herein, with location fraising instrument 55.This design make can make the device with the pivoting mechanism among Fig. 4 when mounted also can slidable adjustment cutter fixator 30 ' with respect to the vertical height of base plate 15 '.The details of this respect hereinafter can further be discussed.

Cutter fixator 30 ' also has a ball bearing (shown in Fig. 5 A), and ball bearing comprises a built-in bearing element 46 ' and one 's bearing outer ring separated into two parts 47a ' and 47b '.In this device, the 47a ' of bearing outer ring and 47b ' are that machined forms from whole block material, and 47a ' and 47b ' that the installing

ring

53 and 54 in the foregoing device (Fig. 5 A) has been integrated into bearing outer ring have effectively suffered.

The 47a ' of bearing outer ring and 47b ' two parts be in two positions relative, lay respectively in the regulating tank 56 ' and 57 ' on chuck 25 ' and the clamp fixing plate 20 '.Should see that the regulating tank 56 ' of elongation herein and 57 ' provides a bigger range of vertical adjustment with respect to base plate 15 ' compared with aforesaid device (Fig. 1) for cutter fixator 30 '.Therefore, the pivoting mechanism of (Fig. 4) (being bolt 22 and crank slot 25) here has been omitted in the aforesaid device.

Still 30 ', one cylinder shape connector 48 shown in Fig. 5 A of cutter fixator referring to Fig. 8 is placed in the interior circle of bearing element 46 ', and bearing element 46 ' then matches with a reamer or a drill bit guide cup scholar 49 who is used for locating reamer 55 or drill bit.Therefore, the longitudinal axis that is in the reamer 55 in the cutter fixator 30 ' can rotate or deflection by relative A-A axle in the scope that bearing element 46 ' allowed, thereby it can be aligned with the valve opening 52 (Fig. 7) in the valve body 50.

The structure of chuck 25 ' provides lock function, but is not limited only to following structures.Still referring to Fig. 8, the function of chuck 25 ' is to be used for lock shaft fixed bearing element 46 ' fix in position in two part 47a ' of bearing outer ring and 47b ', with prevent reamer 55 and valve opening 52 install be provided with finish after the out-of-alignment situation of generation.This function is achieved in that chuck 25 ' is installed on the stud 12 ' that passes from clamp fixing plate 20 ' by the hole above it 26 ', and cutter fixator 30 ' is fixed between the regulating tank 56 ' and 57 ' that lays respectively in chuck 25 ' and the clamp fixing plate 20 '.Wing nut 14 (Fig. 1) or other suitable fixture are used to chuck 25 ' is anchored on the cutter fixator 30 '.In case after chuck 25 ' was installed, reamer guide cup scholar 49 (Fig. 5 A) just can be touched by the central openings on the chuck 25 ' 28 '.

Above-mentioned universal-purpose fixing clamp 10 and 10 ' may have and includes but are not limited to following workpiece fixed mechanism.In Fig. 7 device shown form, universal-purpose fixing clamp 10 has a mechanical chuck device (hereinafter to be referred as " chuck ") 70.Chuck 70 comprises a fixed support 72, and support mechanically is connected on

clamp fixing plate

20 or 20 '.Chuck 70 also comprises an adjustable base 75, and base 75 has used a revolving part 74 to fix valve body 50 or other workpiece that reams in operating.Turning arm 76 excites by spring or other similar mechanism, can be shown in direction arrow among the figure 77 such downward and upwards in conjunction with or discharge chuck 70.

Another kind of optionally mode is to use mechanical chuck such as the C-clamp (not shown) valve body 50 to be fixed on position among Fig. 7.Valve body 50 also can be fixed on the desirable position by using machine bolt 51 (Fig. 7), and bolt 51 can pass hole existing on the valve body 50, and combines with screwed hole on the precalculated position on the base plate 15, thus fixed valve body.

In actual use, universal-purpose fixing clamp 10 or 10 ' is fixed on earlier on bench vice or other workbench usually.Then, set and wait to cut with scissors valve opening 52 corresponding approximate vertical height.If use anchor clamps 10, can regulate base plate 15 and set approximate vertical height between base plate 15 and the cutter fixator 30 with respect to the orientation angle of clamp fixing plate 20.If use anchor clamps 10 ',, thereby reach the approximate vertical height of waiting to cut with scissors valve opening 52 then by regulating tank 56 ' between clamp fixing plate 20 ' and chuck 25 ' and 57 ' come vertical adjusting cutter fixators 30 '.

Then, the guide pin of the consistent size of one one end diameter and the former factory of OEM valve opening 52 is passed reamer guide cup scholar 49 or 49 ' in cutter fixator 30 or 30 ', insert then in the valve opening 52.Then, chuck 25 or 25 ' is installed to that stud 12 or 12 ' is gone up and with wing nut 14 slightly by last but do not screw, so that cutter fixator 30 or 30 ' is fixed on the position of hope.Next, the operative employee can trimming tool bit fixator 30 or 30 ' position, can move freely in reamer guide cup scholar 49 or 49 ' up to guide pin, this means that valve opening 52 and reamer guide cup scholar have been on the concentric aligned position.

Should see cutter fixator 30 or 30 ' can countersunk 56 and 57 or regulating tank 56 ' and 57 ' in carry out horizontal or vertical moving with respect to base plate 20 or 20 ', thereby the cutter fixator is positioned to be on the position of same center line with valve opening 52.In cutter fixator 30 or 30 ', the 47a of bearing outer ring, 47b or 47a ', the adjacently situated surfaces of 47b ' and regulating tank 56 ', 57 ' can coat some common white lithium greases.If cutter fixator 30 ", then grease is coated in concave part 62, the adjacently situated surfaces place of convex portions 64 and countersunk 56,57.

Cutter fixator

30,30 ' or 30 " float on respectively on this position in regulating tank 56 ', 57 ' or the

countersunk

56,57 clamped up to it.Then, guide pin is withdrawn from reamer guide cup scholar 49 or 49 ', and replace, proceed the fraising operation with reamer 55 or drill bit.

Although do not spell out in the drawings, should be realized that other equipment and structure member can be used to where necessary, thereby complete and that can move and comprised every characteristic of a present invention universal-purpose fixing clamp can correctly be arranged and support to form to all above-mentioned parts.

Those people that are skillful in technology can be appreciated that this patent based on basic conception also can be used as a basis, use in the design of the structure that is intended to reach this invention intention at other, method and system.Such as, the universal-purpose fixing clamp 10 here is through revising the fluid power valve opening that can be used for repairing in the gearbox body.In addition, if base plate 15 is removed, the anchor clamps 10 here can directly be fixed on the casing of gearbox or other anyly needs the high accuracy alignment or aim on the hole in the center of circle.In addition, this universal-purpose fixing clamp can use speed and the amount of feeding of an electronic reaming apparatus with the control reamer through improving.Therefore, as long as claim is not left the spiritual essence and the scope of this invention, they all should be counted as having comprised these equivalent structures.

And, although illustrated contrive equipment is introduced in detail, still have some changes in the introduction in front, change and replacement, in some cases, the characteristic of some the present invention can be used other and then not be used.Therefore, appending claims should broadly and with a kind of be understood with the corresponding to mode of scope this invention.

Claims

1, a kind of universal-purpose fixing clamp, it uses with reamer, it is characterized in that, and described universal-purpose fixing clamp comprises:

Base plate with the flat surface that is used for laying in the above workpiece;

One with described base plate clamp fixing plate connected vertically, described clamp fixing plate has comprised carries out the detent mechanism regulated with respect to the height of described workpiece to described reamer;

One has comprised and allows described reamer to carry out the cutter fixator of coaxillay aligned general-purpose rotating mechanism with respect to the hole in the described workpiece;

The detachable chuck that can be fixed on the described clamp fixing plate, it can make described cutter fixator be positioned between described clamp fixing plate and the described detachable chuck.

2, universal-purpose fixing clamp as claimed in claim 1 is characterized in that, described base plate is a rectangle structure, comprises that an edge from described rectangle base plate the opening that the center line with the perpendicular rectangle base plate in this limit extends internally.

3, universal-purpose fixing clamp as claimed in claim 1, it is characterized in that, described detent mechanism has comprised a pair of opposite regulating tank that lays respectively in described clamp fixing plate and the described detachable chuck, and wherein said cutter fixator can move with respect to described base plate in described regulating tank.

4, universal-purpose fixing clamp as claimed in claim 1, it is characterized in that, described detent mechanism has comprised a bolt that passes described clamp fixing plate and combine with screwed hole in the described base plate, makes described clamp fixing plate carry out the angle rotation around described bolt with this.

5, universal-purpose fixing clamp as claimed in claim 4, it is characterized in that, described detent mechanism has further comprised a lock(ing) bolt that passes a crank slot in the described clamp fixing plate, and wherein said crank slot has a fixing radial dimension apart from the axle of pivot bolt; Described lock(ing) bolt combines with screwed hole in the described base plate after passing described crank slot, and fastening described lock(ing) bolt can be fixed on described base plate on the desirable angle position with respect to described clamp fixing plate.

6, universal-purpose fixing clamp as claimed in claim 1 is characterized in that, described general-purpose rotating mechanism has comprised a ball bearing that is used for placing reamer.

7, universal-purpose fixing clamp as claimed in claim 6 is characterized in that, described ball bearing has further comprised a built-in bearing element and a bearing outer ring, and wherein said bearing outer ring is divided into two parts along its center circumferential plane.

8, universal-purpose fixing clamp as claimed in claim 7 is characterized in that, described cutter fixator has further comprised one and has been positioned at reamer guide cup scholar described ball bearing and be coaxial relation with it.

9, universal-purpose fixing clamp as claimed in claim 1 is characterized in that, described chuck has comprised and is used for fixing described cutter fixator assembly locking mechanism in place.

10, universal-purpose fixing clamp as claimed in claim 9, it is characterized in that, described locking mechanism has comprised a plurality of wing nuts, and they match with bolt outstanding and that pass described chuck on the described clamp fixing plate, and described wing nut is fastening towards described chuck direction.

11, universal-purpose fixing clamp as claimed in claim 1 is characterized in that, described clamp fixing plate has further comprised and is used for described workpiece is fixed on workpiece fixed mechanism on the described base plate.

12, universal-purpose fixing clamp as claimed in claim 11, it is characterized in that, described workpiece fixed mechanism has comprised a mechanical chuck device that is connected on the described clamp fixing plate, and described mechanical chuck device has comprised one and has been used for the manual turning arm of described workpiece clamp on described base plate.

13, a kind of general-purpose fraising device, it is used for the reparation of automatic gear-box valve body, it is characterized in that, and described general-purpose fraising device comprises:

A reamer instrument;

A workpiece setting tool, it has further comprised a base plate with the flat surface that is used for laying in the above workpiece, one and described base plate clamp fixing plate connected vertically, described clamp fixing plate has comprised carries out the detent mechanism regulated with respect to the height of described workpiece to described reamer, one has comprised and allows described reamer to carry out the cutter fixator of coaxillay aligned general-purpose rotating mechanism with respect to the hole in the described workpiece, and the detachable chuck that can be fixed on the described clamp fixing plate, it can make described cutter fixator be positioned between described clamp fixing plate and the described chuck.

14, general-purpose as claimed in claim 13 fraising device is characterized in that described reamer instrument comprises a reamer guide cup scholar, and reamer guide pin and is reamer.

15, general-purpose fraising device as claimed in claim 13, it is characterized in that, described detent mechanism has comprised a pair of opposite regulating tank that lays respectively in described clamp fixing plate and the described chuck, and wherein said cutter fixator can move with respect to described base plate in described regulating tank.

16, general-purpose fraising device as claimed in claim 13 is characterized in that described general-purpose rotating mechanism has comprised a ball bearing, and its inside is used for placing described reamer instrument.

17, general-purpose fraising device as claimed in claim 13 is characterized in that described detachable chuck has comprised one and has been used for fixing described cutter fixator locking mechanism in place.

18, general-purpose fraising device as claimed in claim 17, it is characterized in that, described locking mechanism has comprised a plurality of wing nuts, they match with bolt outstanding and that pass described chuck on the described clamp fixing plate, described wing nut is fastening towards described chuck direction, with described cutter fixator between fix in position.

19, general-purpose as claimed in claim 13 fraising device is characterized in that, described clamp fixing plate has further comprised and is used for described workpiece is fixed on workpiece fixed mechanism on the described base plate.

20, general-purpose fraising device as claimed in claim 19, it is characterized in that, described workpiece fixed mechanism has comprised a mechanical chuck device that is connected on the described clamp fixing plate, and described mechanical chuck device has comprised a manual turning arm and has been used for described workpiece clamp on described base plate.

21, a kind of method of utilizing work-piece fixation clamp to be reamed in the hole in the workpiece, it is characterized in that, this work-piece fixation clamp comprises a kind of detent mechanism that reamer is positioned to be with described hole the position adjustments of concentric position, described work-piece fixation clamp has further comprised a base plate with the flat surface that is used for laying in the above workpiece, one and described base plate clamp fixing plate connected vertically, one has comprised and allows described reamer to carry out the cutter fixator of coaxillay aligned general-purpose rotating mechanism with respect to the hole in the described workpiece, and detachable chuck that can be fixed on the described clamp fixing plate, it can prevent that described cutter fixator is subjected to displacement after aiming at being provided with of described hole finishing, and the described method that reams has comprised following step: described workpiece is positioned on the universal-purpose fixing clamp; Described cutter fixator with described general-purpose rotating mechanism is fixed between described clamp fixing plate and the described detachable chuck; Described reamer position correction extremely is concentric relationship with described hole; Ream, with the extremely predetermined size of described hole hinge.

22, the method for utilizing work-piece fixation clamp to be reamed in the hole in the workpiece as claimed in claim 21 is characterized in that, described positioning step has further comprised and uses the step of the fixing mode of a kind of mechanical workpieces with described workpiece fix in position.

23, the method for utilizing work-piece fixation clamp to be reamed in the hole in the workpiece as claimed in claim 21, it is characterized in that, the step of described position correction has further comprised following step: adjust the position of described cutter fixator, make it to reach with described hole and be on the approximate location of concentric relation; The guide pin of a preliminary dimension is inserted in the described cutter fixator assembly, described guide pin can be stretched in the described hole; The described guide pin that rotation is positioned at described cutter fixator can freely rotate in described hole up to described guide pin, this means that guide pin and hole are in concentric position; Described cutter fixator is locked on this concentric position.

24, the method for utilizing work-piece fixation clamp to be reamed in the hole in the workpiece as claimed in claim 23 is characterized in that, described fraising step further comprises following step: unload guide pin from described cutter fixator; Described reamer is inserted in the described cutter fixator, with the operation of reaming.