CN105353060A - Full-automatic liquid Chromatogram column packing machine - Google Patents
Full-automatic liquid Chromatogram column packing machine Download PDFInfo
- Publication number
- CN105353060A CN105353060A CN201510943560.5A CN201510943560A CN105353060A CN 105353060 A CN105353060 A CN 105353060A CN 201510943560 A CN201510943560 A CN 201510943560A CN 105353060 A CN105353060 A CN 105353060A
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- station
- assembly
- scratch diskette
- post
- press
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/50—Conditioning of the sorbent material or stationary liquid
- G01N30/56—Packing methods or coating methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/50—Conditioning of the sorbent material or stationary liquid
- G01N30/56—Packing methods or coating methods
- G01N2030/562—Packing methods or coating methods packing
Abstract
The invention discloses a full-automatic liquid chromatogram column packing machine. The full-automatic liquid chromatogram column packing machine comprises a working disc part, a column feeding part, a bottom plug pressing part, a feeding part, an upper plug pressing part and a finished disc discharging part, wherein the working disc part is provided with a working disc assembly for driving the working disc part to rotate, the working disc assembly is provided with a column feeding station, a bottom plug pressing station, a feeding station, an upper plug pressing station and a finished disc discharging station on the circumference taking the center of the working disc assembly as the center of a circle along the rotation direction of the working disc assembly; the column feeding part is arranged at the periphery of the column feeding station of the working disc assembly; the feeding part is arranged at the periphery of the feeding station of the working disc assembly; the upper plug pressing part is arranged at the periphery of the upper plug pressing station; the finished disc discharging part is arranged at the periphery of the finished disc discharging station of the working disc assembly. According to the full-automatic liquid chromatogram column packing machine, the automatic filling of a liquid chromatogram column can be realized, so that the production efficiency can be improved, and the labor cost can be saved.
Description
Technical field
The present invention relates to a kind of full-automatic liquid phase chromatographic column loading machine, belong to liquid-phase chromatographic column technical field.
Background technology
At present, the dress column method of liquid-phase chromatographic column is all adopt manual dress post or semi-automatic dress post, manual dress post due to operation many, manpower waste is relatively more serious, and production efficiency is lower; And the semi-automatic packing column machine of prior art, also do not realize fully automatic mode, its production efficiency is not high yet.
Summary of the invention
Technical matters to be solved by this invention is the defect overcoming prior art, and provide a kind of full-automatic liquid phase chromatographic column loading machine, it can realize the automatic Loading to liquid-phase chromatographic column, thus enhances productivity and save human cost.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of full-automatic liquid phase chromatographic column loading machine, and it comprises:
Scratch diskette parts, described scratch diskette parts have the scratch diskette assembly that can order about rotation, and described scratch diskette assembly is being the center of circle with the center of scratch diskette assembly circumferentially and sense of rotation along scratch diskette assembly is disposed with into post station, pressure bottom plug station, reinforced station, presses plug station and finished product placing station;
Enter post disk component, described in enter the periphery entering post station that post dish assembly is arranged on scratch diskette assembly, described in enter post dish assembly and column jecket be delivered on post station;
Pressure bottom plug parts, described pressure bottom plug parts are arranged on the periphery of the pressure bottom plug station of scratch diskette assembly, and the column jecket on bottom plug station compressed into by bottom plug by described pressure bottom plug parts, make column jecket pressure bottom plug station having been gone up bottom plug form the first semi-manufacture;
Reinforced parts, described reinforced parts are arranged on the periphery of the reinforced station of scratch diskette assembly, and filter material injects in first half-finished filter material chamber by described reinforced parts, make the first semi-manufacture reinforced station having injected filter material form the second semi-manufacture;
Press plunger member, described in press the periphery pressing plug station that plunger member is arranged on scratch diskette assembly, described in press plunger member top plug compressed into the second semi-manufacture, make to press the second semi-manufacture plug station go up top plug formed at the beginning of finished product;
Finished product goes out disk component, and described finished product goes out the periphery that disk component is arranged on the finished product placing station of scratch diskette assembly, and described finished product goes out disk component and the liquid-phase chromatographic column finally completed is transferred out scratch diskette assembly.
Effectively carrying out further in order to the work on subsequent work stations, full-automatic liquid phase chromatographic column loading machine also comprises compression leg parts, described scratch diskette assembly is entering between post station and pressure bottom plug station to be also provided with compression leg station, described compression leg parts are arranged on the periphery of the compression leg station of scratch diskette assembly, described compression leg parts pressurize to column jecket, and column jecket is playbacked on compression leg station.
Further in order to by the Torque Control of tamponade in column jecket in rational scope, full-automatic liquid phase chromatographic column loading machine also comprises tamponade Torque Control parts, described scratch diskette assembly press plug station and finished product placing station between be also provided with tamponade Torque Control station, described tamponade Torque Control parts are arranged on the periphery of the tamponade Torque Control station of scratch diskette assembly.
Further provide a kind of enter the concrete structure of post disk component, described enter post disk component comprise peripheral positioning disk assembly and can order about rotation enter post dish assembly, the cylindrical entering post dish assembly is provided with the column jecket groove of accommodating column jecket, peripheral positioning disk assembly is arranged on the periphery into post dish assembly, and one of them column jecket groove and scratch diskette assembly to enter post station corresponding, when entering post dish assembly and rotating, described in enter that the column jecket be contained on column jecket groove sent into scratch diskette assembly by post dish assembly successively enter post station.
Further provide a kind of concrete structure of pressing bottom plug parts and/or pressing plunger member, described pressure bottom plug parts and/or press plunger member and comprise tamponade centering body, seben supporting plate, seben hopper, seben vibrating transportation guide rail and seben press-in assembly, one end of seben vibrating transportation guide rail is connected with seben hopper, the other end of seben vibrating transportation guide rail is connected with seben supporting plate, tamponade centering body comprises centering cylinder and centering Anchor plate kit, centering Anchor plate kit is arranged on the movable end of centering cylinder, described seben supporting plate is arranged on centering Anchor plate kit, described seben press-in assembly comprises press-in cylinder and press-in post, press-in post is connected on the movable end of press-in cylinder, press-in post matches with seben supporting plate, when being pressed into cylinder action, press-in post is by the seben press-in column jecket on seben supporting plate.
Further provide a kind of concrete structure of reinforced parts, described reinforced parts comprise conveying screw rod, loading hopper assembly and drive transmission component, the bottom of described loading hopper assembly is provided with exit portion, and the bottom of exit portion is provided with discharging opening, the exit portion of described loading hopper assembly is arranged on the periphery of conveying screw rod, and described driving transmission component and conveying screw rod are in transmission connection.
Further provide a kind of concrete structure of loading hopper assembly, described loading hopper assembly comprises loading hopper, material storage tube and inferior pyramidal hopper from top to bottom successively, and the bottom of inferior pyramidal hopper is exit portion.
Further, described driving transmission component comprises servomotor and central shaft, and one end of central shaft and the output shaft of servomotor are in transmission connection, and the other end and the conveying screw rod of central shaft are in transmission connection.
Further provide the concrete structure that a kind of finished product goes out disk component, described finished product goes out disk component and comprises pusher cylinder and pusher bracket component, pusher bracket component is arranged on the movable end of pusher cylinder, when the action of pusher cylinder, the liquid-phase chromatographic column on finished product placing station is released scratch diskette assembly by described pusher bracket component.
After have employed technique scheme, the column jecket wheel turn on each station successively that scratch diskette assembly will be placed on scratch diskette assembly, first by entering post disk component, column jecket is delivered on post station, then scratch diskette assembly rotates, the column jecket entered on post station is rotated on compression leg station, by compression leg parts, the column jecket on compression leg station is forced into rational position, then scratch diskette assembly rotates again, column jecket on compression leg station is rotated to pressure bottom plug station, by pressure bottom plug parts bottom plug compressed into the column jecket on bottom plug station, column jecket pressure bottom plug station having been gone up bottom plug is made to form the first semi-manufacture, then scratch diskette assembly rotates again, the first semi-manufacture on pressure bottom plug station are rotated to reinforced station, by reinforced parts by the first semi-manufacture on reinforced for filter material injection station, then scratch diskette assembly rotates again, the first semi-manufacture on reinforced station are rotated to pressing plug station, by pressing plunger member, top plug is compressed into the second semi-manufacture, make to press the second semi-manufacture plug station having been gone up top plug and form just finished product, then scratch diskette assembly rotates again, rotates the first finished product pressed on plug station to tamponade Torque Control station, carries out tamponade Torque Control operation by tamponade Torque Control parts to column jecket, then scratch diskette assembly rotates again, liquid-phase chromatographic column on tamponade Torque Control station is rotated to finished product placing station, go out disk component by finished product again and the liquid-phase chromatographic column be positioned on finished product placing station is transferred out scratch diskette assembly, this makes it possible to realize the automatic Loading to liquid-phase chromatographic column, thus enhance productivity and save human cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of full-automatic liquid phase chromatographic column loading machine of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the right view of Fig. 1;
Fig. 4 is pressure bottom plug parts of the present invention or the structural representation pressing plunger member;
Fig. 5 is the structural representation of reinforced parts of the present invention.
Embodiment
In order to make content of the present invention more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation.
As shown in Fig. 1 ~ 5, a kind of full-automatic liquid phase chromatographic column loading machine, it comprises:
Scratch diskette parts, described scratch diskette parts have the scratch diskette assembly 1 that can order about rotation, and described scratch diskette assembly 1 is being the center of circle with the center of scratch diskette assembly 1 circumferentially and sense of rotation along scratch diskette assembly 1 is disposed with into post station, pressure bottom plug station, reinforced station, presses plug station and finished product placing station;
Enter post disk component 2, described in enter the periphery entering post station that post dish assembly 2 is arranged on scratch diskette assembly 1, described in enter post dish assembly 2 and column jecket be delivered on post station;
Pressure bottom plug parts 3, described pressure bottom plug parts 3 are arranged on the periphery of the pressure bottom plug station of scratch diskette assembly 1, and the column jecket on bottom plug station compressed into by bottom plug by described pressure bottom plug parts 3, make column jecket pressure bottom plug station having been gone up bottom plug form the first semi-manufacture;
Reinforced parts 4, described reinforced parts 4 are arranged on the periphery of the reinforced station of scratch diskette assembly 1, and filter material injects in first half-finished filter material chamber by described reinforced parts 4, make the first semi-manufacture reinforced station having injected filter material form the second semi-manufacture;
Press plunger member 5, described in press the periphery pressing plug station that plunger member 5 is arranged on scratch diskette assembly 1, described in press plunger member 5 top plug compressed into the second semi-manufacture, make to press the second semi-manufacture plug station go up top plug formed at the beginning of finished product;
Finished product goes out disk component 6, and described finished product goes out the periphery that disk component 6 is arranged on the finished product placing station of scratch diskette assembly 1, and described finished product goes out disk component 6 and the liquid-phase chromatographic column finally completed is transferred out scratch diskette assembly 1.
As shown in Figure 2, full-automatic liquid phase chromatographic column loading machine also comprises compression leg parts 7, described scratch diskette assembly 1 is entering between post station and pressure bottom plug station to be also provided with compression leg station, described compression leg parts 7 are arranged on the periphery of the compression leg station of scratch diskette assembly, described compression leg parts 7 pairs of column jeckets pressurize, and column jecket is playbacked on compression leg station.
As shown in Figure 2, full-automatic liquid phase chromatographic column loading machine also comprises tamponade Torque Control parts 8, described scratch diskette assembly 1 press plug station and finished product placing station between be also provided with tamponade Torque Control station, described tamponade Torque Control parts 8 are arranged on the periphery of the tamponade Torque Control station of scratch diskette assembly 1.
As shown in Figure 2, described enter post disk component 2 comprise peripheral positioning disk assembly 21 and can order about rotation enter post dish assembly 22, the cylindrical entering post dish assembly 22 is provided with the column jecket groove of accommodating column jecket, peripheral positioning disk assembly 21 is arranged on the periphery into post dish assembly 22, and one of them column jecket groove and scratch diskette assembly 1 to enter post station corresponding, when entering post dish assembly 22 and rotating, described in enter that the column jecket be contained on column jecket groove sent into scratch diskette assembly 1 by post dish assembly 22 successively enter post station.
As shown in Figure 4, described pressure bottom plug parts 3 and/or press plunger member 5 and comprise tamponade centering body, seben supporting plate 31, seben hopper 32, seben vibrating transportation guide rail 33 and seben press-in assembly, one end of seben vibrating transportation guide rail 33 is connected with seben hopper 32, the other end of seben vibrating transportation guide rail 33 is connected with seben supporting plate 31, tamponade centering body comprises centering cylinder 34 and centering Anchor plate kit 35, centering Anchor plate kit 35 is arranged on the movable end of centering cylinder 34, described seben supporting plate 31 is arranged on centering Anchor plate kit 35, described seben press-in assembly comprises press-in cylinder 36 and press-in post 37, press-in post 37 is connected on the movable end of press-in cylinder 36, press-in post 37 matches with seben supporting plate 31, when being pressed into cylinder 36 action, press-in post 37 is by the seben press-in column jecket on seben supporting plate 31.
As shown in Figure 5, described reinforced parts 4 comprise conveying screw rod 41, loading hopper assembly and drive transmission component, the bottom of described loading hopper assembly is provided with exit portion, and the bottom of exit portion is provided with discharging opening, the exit portion of described loading hopper assembly is arranged on the periphery of conveying screw rod 41, and described driving transmission component and conveying screw rod 41 are in transmission connection.
As shown in Figure 5, described loading hopper assembly comprises loading hopper 42, material storage tube 43 and inferior pyramidal hopper 44 from top to bottom successively, and the bottom of inferior pyramidal hopper 44 is exit portion.
As shown in Figure 5, described driving transmission component comprises servomotor 45 and central shaft 46, and one end of central shaft 46 and the output shaft of servomotor 45 are in transmission connection, and the other end and the conveying screw rod 41 of central shaft 46 are in transmission connection.
As shown in Figure 2, described finished product goes out disk component 6 and comprises pusher cylinder 61 and pusher bracket component 62, pusher bracket component 62 is arranged on the movable end of pusher cylinder 61, when 61 action of pusher cylinder, the liquid-phase chromatographic column on finished product placing station is released scratch diskette assembly 1 by described pusher bracket component 62.
Principle of work of the present invention is as follows:
The column jecket wheel turn on each station successively that scratch diskette assembly 1 will be placed on scratch diskette assembly 1, first by entering post disk component 2, column jecket is delivered on post station, then scratch diskette assembly 1 rotates, the column jecket entered on post station is rotated on compression leg station, by compression leg parts 7, the column jecket on compression leg station is forced into rational position, then scratch diskette assembly 1 rotates again, column jecket on compression leg station is rotated to pressure bottom plug station, by pressure bottom plug parts 3 bottom plug compressed into the column jecket on bottom plug station, column jecket pressure bottom plug station having been gone up bottom plug is made to form the first semi-manufacture, then scratch diskette assembly 1 rotates again, the first semi-manufacture on pressure bottom plug station are rotated to reinforced station, by reinforced parts 4 by the first semi-manufacture on reinforced for filter material injection station, then scratch diskette assembly 1 rotates again, the first semi-manufacture on reinforced station are rotated to pressing plug station, by pressing plunger member 5, top plug is compressed into the second semi-manufacture, make to press the second semi-manufacture plug station having been gone up top plug and form just finished product, then scratch diskette assembly 1 rotates again, rotates the first finished product pressed on plug station to tamponade Torque Control station, carries out tamponade Torque Control operation by tamponade Torque Control parts 8 pairs of column jeckets, then scratch diskette assembly 1 rotates again, liquid-phase chromatographic column on tamponade Torque Control station is rotated to finished product placing station, go out disk component by finished product again and the liquid-phase chromatographic column be positioned on finished product placing station is transferred out scratch diskette assembly 1, this makes it possible to realize the automatic Loading to liquid-phase chromatographic column, thus enhance productivity and save human cost.
Above-described specific embodiment; technical matters, technical scheme and beneficial effect that the present invention solves are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a full-automatic liquid phase chromatographic column loading machine, is characterized in that, it comprises:
Scratch diskette parts, described scratch diskette parts have the scratch diskette assembly (1) that can order about rotation, described scratch diskette assembly (1) with the center of scratch diskette assembly (1) be the center of circle circumferentially and be disposed with into post station, pressure bottom plug station, reinforced station along the sense of rotation of scratch diskette assembly (1), press plug station and finished product placing station;
Enter post disk component (2), described in enter the periphery entering post station that post dish assembly (2) is arranged on scratch diskette assembly (1), described in enter post dish assembly (2) and column jecket be delivered on post station;
Pressure bottom plug parts (3), described pressure bottom plug parts (3) are arranged on the periphery of the pressure bottom plug station of scratch diskette assembly (1), the column jecket on bottom plug station compressed into by bottom plug by described pressure bottom plug parts (3), makes column jecket pressure bottom plug station having been gone up bottom plug form the first semi-manufacture;
Reinforced parts (4), described reinforced parts (4) are arranged on the periphery of the reinforced station of scratch diskette assembly (1), filter material injects in first half-finished filter material chamber by described reinforced parts (4), makes the first semi-manufacture reinforced station having injected filter material form the second semi-manufacture;
Press plunger member (5), described press plunger member (5) be arranged on scratch diskette assembly (1) press plug station periphery, top plug is compressed into the second semi-manufacture by the described plunger member (5) that presses, and makes to press the second semi-manufacture plug station having been gone up top plug and forms just finished product;
Finished product goes out disk component (6), described finished product goes out the periphery that disk component (6) is arranged on the finished product placing station of scratch diskette assembly (1), and described finished product goes out disk component (6) and the liquid-phase chromatographic column finally completed is transferred out scratch diskette assembly (1).
2. full-automatic liquid phase chromatographic column loading machine according to claim 1, it is characterized in that: also comprise compression leg parts (7), described scratch diskette assembly (1) is entering between post station and pressure bottom plug station to be also provided with compression leg station, described compression leg parts (7) are arranged on the periphery of the compression leg station of scratch diskette assembly, described compression leg parts (7) are pressurizeed to column jecket, and column jecket is playbacked on compression leg station.
3. full-automatic liquid phase chromatographic column loading machine according to claim 1, it is characterized in that: also comprise tamponade Torque Control parts (8), described scratch diskette assembly (1) press plug station and finished product placing station between be also provided with tamponade Torque Control station, described tamponade Torque Control parts (8) are arranged on the periphery of the tamponade Torque Control station of scratch diskette assembly (1).
4. full-automatic liquid phase chromatographic column loading machine according to claim 1, it is characterized in that: described in enter that post disk component (2) comprises peripheral positioning disk assembly (21) and can order about rotation enter post dish assembly (22), the cylindrical entering post dish assembly (22) is provided with the column jecket groove of accommodating column jecket, peripheral positioning disk assembly (21) is arranged on the periphery into post dish assembly (22), and one of them column jecket groove and scratch diskette assembly (1) to enter post station corresponding, when entering post dish assembly (22) and rotating, described enter post dish assembly (22) column jecket be contained on column jecket groove is sent into successively scratch diskette assembly (1) enter post station.
5. full-automatic liquid phase chromatographic column loading machine according to claim 1, it is characterized in that: described pressure bottom plug parts (3) and/or press plunger member (5) and comprise tamponade centering body, seben supporting plate (31), seben hopper (32), seben vibrating transportation guide rail (33) and seben press-in assembly, one end of seben vibrating transportation guide rail (33) is connected with seben hopper (32), the other end of seben vibrating transportation guide rail (33) is connected with seben supporting plate (31), tamponade centering body comprises centering cylinder (34) and centering Anchor plate kit (35), centering Anchor plate kit (35) is arranged on the movable end of centering cylinder (34), described seben supporting plate (31) is arranged on centering Anchor plate kit (35), described seben press-in assembly comprises press-in cylinder (36) and press-in post (37), press-in post (37) is connected on the movable end of press-in cylinder (36), press-in post (37) matches with seben supporting plate (31), when being pressed into cylinder (36) action, press-in post (37) is by the seben press-in column jecket on seben supporting plate (31).
6. full-automatic liquid phase chromatographic column loading machine according to claim 1, it is characterized in that: described reinforced parts (4) comprise conveying screw rod (41), loading hopper assembly and drive transmission component, the bottom of described loading hopper assembly is provided with exit portion, and the bottom of exit portion is provided with discharging opening, the exit portion of described loading hopper assembly is arranged on the periphery of conveying screw rod (41), and described driving transmission component and conveying screw rod (41) are in transmission connection.
7. full-automatic liquid phase chromatographic column loading machine according to claim 6, it is characterized in that: described loading hopper assembly comprises loading hopper (42), material storage tube (43) and inferior pyramidal hopper (44) from top to bottom successively, and the bottom of inferior pyramidal hopper (44) is exit portion.
8. the full-automatic liquid phase chromatographic column loading machine according to claim 6 or 7, it is characterized in that: described driving transmission component comprises servomotor (45) and central shaft (46), one end of central shaft (46) and the output shaft of servomotor (45) are in transmission connection, and the other end and the conveying screw rod (41) of central shaft (46) are in transmission connection.
9. full-automatic liquid phase chromatographic column loading machine according to claim 1, it is characterized in that: described finished product goes out disk component (6) and comprises pusher cylinder (61) and pusher bracket component (62), pusher bracket component (62) is arranged on the movable end of pusher cylinder (61), when pusher cylinder (61) action, the liquid-phase chromatographic column on finished product placing station is released scratch diskette assembly (1) by described pusher bracket component (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510943560.5A CN105353060B (en) | 2015-12-16 | 2015-12-16 | Full-automatic liquid phase chromatographic column loading machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510943560.5A CN105353060B (en) | 2015-12-16 | 2015-12-16 | Full-automatic liquid phase chromatographic column loading machine |
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| CN105353060A true CN105353060A (en) | 2016-02-24 |
| CN105353060B CN105353060B (en) | 2017-08-04 |
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| CN201510943560.5A Active CN105353060B (en) | 2015-12-16 | 2015-12-16 | Full-automatic liquid phase chromatographic column loading machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646553A (en) * | 2019-11-05 | 2020-01-03 | 兰州东立龙信息技术有限公司 | Centrifugal packed column packing machine |
| CN110646553B (en) * | 2019-11-05 | 2024-04-26 | 兰州东立龙信息技术有限公司 | Centrifugal filling column loading machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106896178B (en) * | 2017-04-28 | 2018-08-17 | 新疆维吾尔自治区分析测试研究院 | A kind of intelligent glass packed column |
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| US5618434A (en) * | 1994-06-15 | 1997-04-08 | Purdue Research Foundation | Device for packing chromatographic stationary phases |
| CN1206463A (en) * | 1995-12-28 | 1999-01-27 | 大赛璐化学工业株式会社 | Filler filling apparatus, method of filling filler and filler filling column assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110646553A (en) * | 2019-11-05 | 2020-01-03 | 兰州东立龙信息技术有限公司 | Centrifugal packed column packing machine |
| CN110646553B (en) * | 2019-11-05 | 2024-04-26 | 兰州东立龙信息技术有限公司 | Centrifugal filling column loading machine |
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| Publication number | Publication date |
|---|---|
| CN105353060B (en) | 2017-08-04 |
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