CN202687925U - Precise liquid material filling mechanism for liquid filling machine - Google Patents
Precise liquid material filling mechanism for liquid filling machine Download PDFInfo
- Publication number
- CN202687925U CN202687925U CN 201220296261 CN201220296261U CN202687925U CN 202687925 U CN202687925 U CN 202687925U CN 201220296261 CN201220296261 CN 201220296261 CN 201220296261 U CN201220296261 U CN 201220296261U CN 202687925 U CN202687925 U CN 202687925U
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- filling
- loop bar
- liquid
- rolling ball
- ball nut
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Abstract
The utility model relates to a precise liquid material filling mechanism for a liquid filling machine. The precise liquid material filling mechanism comprises a servo motor, a rolling ball lead screw, a rolling ball screw nut, a loop bar, a material filing cylinder and a three-way valve, wherein the rolling ball lead screw is matched with the rolling ball screw nut, the loop rod is fixedly connected with the rolling ball screw nut and is subjected to circumferential position limitation by a guide post, the three-way valve is directly connected with the material filling cylinder, and the rolling ball lead screw is directly connected with a main shaft of the servo motor. Because the rolling ball lead screw is fixed in the axial direction, the rolling ball lead screw is rotated, the rolling ball screw nut does axial movement along the rolling ball lead screw, a liquid filling piston is driven to move, the liquid suction action and the liquid material filling action are completed, the filling precision is controlled through the servo motor, the servo motor can realize the precise control on a rotating angle, in the reciprocating material suction and filling process, the axial moving dimension precision of the liquid filling piston is improved, the filling precision stability can be obviously improved, and the high-precision filling requirement is met.
Description
[technical field]
The utility model relates to liquid-filling machine, relates in particular to the piston mechanism for filling liquid of liquid-filling machine.
[background technology]
All majority adopts piston type constant volume liquid material filling bodies in liquid-filling machine, and piston constant volume liquid material filling body as shown in Figure 1, it is by regulating actuating device, material injecting device and bed plate form, described adjusting actuating device comprises control hand wheel 51, metering scale dish 52, cylinder rear fixed plate 53, adjusting screw(rod) 54, magnetic switch mount pad 55, pilot bar 56, permanent seat 58 before aluminium matter cylinder 57 and the cylinder, aluminium matter cylinder 57, adjusting screw(rod) 54 and pilot bar 56 all are arranged between the front permanent seat 58 of cylinder rear fixed plate 53 and cylinder abreast, wherein, aluminium matter cylinder 57 and pilot bar 56 all are fixedly mounted on cylinder rear fixed plate 53 and the front permanent seat 58 of cylinder, permanent seat 58 is fixedly mounted on the bed plate before cylinder rear fixed plate 53 and the cylinder, adjusting screw(rod) 54 is installed in respectively before cylinder rear fixed plate 53 and the cylinder on the permanent seat 58 by bearing, metering scale dish 52 is sleeved on the adjusting screw(rod) 54 and is fixedly mounted on the right flank of cylinder rear fixed plate 53, control hand wheel 51 is fixedly mounted on the right-hand member of adjusting screw(rod) 54, and corresponding with metering scale dish 52, magnetic switch mount pad 55 passes through the thread fiting mode rotation set on the thread segment of adjusting screw(rod) 54, and be sleeved on the pilot bar 56, rotate 51 of control hand wheels and drive adjusting screw(rod) 54 rotations, thereby drive magnetic switch mount pad 55 and make traveling priority along pilot bar 56, because the piston in aluminium matter cylinder is provided with magnet ring, when the piston that is provided with magnet ring moves in aluminium matter cylinder sleeve body, when piston overlaps with magnetic switch mount pad 55, the magnetic switch that is installed on the magnetic switch mount pad 55 is switched on, the stroke of aluminium matter cylinder 57 is by the magnetic switch control that is installed on the magnetic switch mount pad 55, and the position of magnetic switch mount pad 55 is by control hand wheel 51 controls.
Material injecting device comprises clamp 60 behind the liquid material cylinder, liquid material cylinder sleeve 61, piston rod 62, piston 63, liquid material cylinder front clamp piece 64 and rotates triple valve 65, rotating triple valve 65 docks with liquid material cylinder sleeve 61, piston 63, be fixed on the left end of piston rod 62, the right-hand member of piston rod 62 docks with piston rod in the aluminium matter cylinder 57.
Although the material injecting mechanism of this liquid-filling machine can use, but filling accuracy is not high, can not satisfy high precision can requirement, because regulating actuating device is as power take pressed gas, gaseous tension is unsettled in actual production process, fluctuation is very large, and the fluctuation of pressure directly has influence on the motion of piston in the aluminium matter cylinder, even sending, magnetic switch stops to stretch instruction, piston still can produce different leadings, thereby cause filling accuracy unstable, along with development and the scientific and technological progress of society, the requirement of many filling liquids is improving constantly, require the bulk filling precision to reach 0.1% ~ 0.5% of can amount, this accuracy requirement can't be satisfied with existing bottle placer, and market is in the urgent need to high precision fluid-filling machine, and the control of liquid material filling body control accuracy is crucial on the fluid-filling machine.
[utility model content]
In order to satisfy high-precision liquid can requirement, the purpose of this utility model provides a kind of accurate liquid material filling body of liquid-filling machine.It is simple in structure, and control accuracy is high, and filling accuracy can be controlled at 0.1% ~ 0.5% of can amount.
The technical scheme that the utility model is taked is as follows:
A kind of accurate liquid material filling body of liquid-filling machine, it is characterized in that: comprise the base platform plate, back vertical plate, middle riser, front pods, servomotor, the screw mandrel bearing, ball screw, ball nut, loop bar, guidepost, the material feeding cylinder sleeve, material feeding piston and triple valve, back vertical plate, middle riser and front pods all are fixedly mounted on the base platform plate, and back vertical plate is all vertical with the base platform plate with middle riser, ball screw is installed on the back vertical plate by the screw mandrel bearing, ball screw is vertical with back vertical plate, ball nut is screwed on the ball screw, ball nut and loop bar fixedly are connected as a single entity, guidepost is horizontally fixed on the middle riser, the combination of ball nut and loop bar is sleeved on the guidepost slidably, riser in the middle of loop bar passes, the material feeding piston is fixed on the left end of loop bar, the material feeding cylinder sleeve cooperates with the material feeding piston, material feeding cylinder sleeve on even keel is arranged between middle riser and the triple valve, triple valve is fixedly mounted on the front pods, be the leak tightness docking structure between the two ends of material feeding cylinder sleeve and middle riser and the triple valve, servomotor is fixedly mounted on the back vertical plate, the main shaft direct connection of ball screw and servomotor.
Further, the structure that servomotor is fixedly mounted on the back vertical plate is, servomotor is fixed on by motor connecting base on the right flank of back vertical plate, is connected by universal shaft coupling device between ball screw and the servomotor.
Further, the structure that ball nut and loop bar fixedly are connected as a single entity is: be provided with guide pillar screw mandrel connecting panel between ball nut and loop bar, be provided with centre hole and guide pillar hole at guide pillar screw mandrel connecting panel, ball nut is sleeved in the centre hole, the step of ball nut contacts with the right flank of guide pillar screw mandrel connecting panel and captive joint, loop bar is sleeved on the cooperation cylindrical of ball nut, and the right side of loop bar contacts with the left surface of guide pillar screw mandrel connecting panel and captive joint, and guidepost is sleeved in the guide pillar hole.
Further, between guidepost and guide pillar screw mandrel connecting panel, be provided with orienting sleeve.
Its filling operation process is: servomotor carries out the " cycle event of backward rotation---forward rotation---backward rotation---forward rotation ... " according to the program that control system designs in advance, namely finish successively the absorption liquid material---the injection material work that surges, when obtaining impulse singla, servomotor namely drives the ball screw reverse turn, because ball screw is axially being fixed, the swing roller screw mandrel, ball nut moves right along ball screw, thereby driving the material feeding piston moves right, liquid material in the liquid material case is inhaled in the material feeding cylinder sleeve by triple valve, finish the imbibition action, then servo electric forward rotation, ball nut then is moved to the left along ball screw, be moved to the left thereby drive the material feeding piston, the liquid material in the material feeding cylinder sleeve is entered in the bottle to be filled by pressure injection by triple valve, finishes the filling of liquid material.Filling accuracy is controlled by servomotor, because servomotor can be realized the accurate control of corner, in carrying out reciprocating type suction and stowing operation, because the dimensional accuracy that moves axially of material feeding piston is improved, thereby can significantly improve the stability of filling accuracy, satisfied high precision can requirement.
[description of drawings]
Fig. 1 is the structural representation of prior art;
Fig. 2 is structural representation of the present utility model;
Among the figure: 1-base platform plate; The 2-back vertical plate; Riser in the middle of the 3-; The 4-front pods; The 5-servomotor; 6-screw mandrel bearing; The 7-ball screw; The 8-ball nut; The 9-loop bar; The 10-guidepost; 11-material feeding cylinder sleeve; 12-material feeding piston; The 13-triple valve; The 14-motor connecting base; 15-guide pillar screw mandrel connecting panel; The 16-orienting sleeve; The 51-control hand wheel; 52-metering scale dish; 53-cylinder rear fixed plate; The 54-adjusting screw(rod); 55-magnetic switch mount pad; The 56-pilot bar; 57-aluminium matter cylinder; Permanent seat before the 58-cylinder; Clamp behind the 60-liquid material cylinder; 61-liquid material cylinder sleeve; The 62-piston rod; The 63-piston; 64-liquid material cylinder front clamp piece; 65-rotates triple valve.
[specific embodiment]
Below in conjunction with accompanying drawing the utility model is elaborated:
Embodiment 1: a kind of accurate liquid material filling body of liquid-filling machine, as shown in Figure 2, comprise base platform plate 1, back vertical plate 2, middle riser 3, front pods 4, servomotor 5, screw mandrel bearing 6, ball screw 7, ball nut 8, loop bar 9, guidepost 10, material feeding cylinder sleeve 11, material feeding piston 12 and triple valve 13, back vertical plate 2, middle riser 3 and front pods 4 all are fixedly mounted on the base platform plate 1, and back vertical plate 2 is all vertical with base platform plate 1 with middle riser 3, ball screw 7 is installed on the back vertical plate 2 by screw mandrel bearing 6, ball screw 7 is vertical with back vertical plate 2, ball nut 8 is screwed on the ball screw 7, between ball nut 8 and loop bar 9, be provided with guide pillar screw mandrel connecting panel 15, be provided with centre hole and guide pillar hole at guide pillar screw mandrel connecting panel 15, ball nut 8 is sleeved in the centre hole, the step of ball nut 8 contacts with the right flank of guide pillar screw mandrel connecting panel 15 and captive joint, loop bar 9 is sleeved on the cooperation cylindrical of ball nut 8, the right side of loop bar 9 contacts with the left surface of guide pillar screw mandrel connecting panel 15 and captive joint, between guidepost 10 and guide pillar screw mandrel connecting panel 15, be provided with orienting sleeve 16, guidepost 10 is sleeved in the endoporus of orienting sleeve 16, guidepost 10 is horizontally fixed on the middle riser 3, ball nut 8 is sleeved on the guidepost 10 slidably with the combination of loop bar 9, riser 3 in the middle of the passing of loop bar 9, material feeding piston 12 is fixed on the left end of loop bar 9, material feeding cylinder sleeve 11 cooperates with material feeding piston 12, material feeding cylinder sleeve 11 on even keels are arranged between middle riser 3 and the triple valve 13, triple valve 13 is fixedly mounted on the front pods 4, be the leak tightness docking structure between the two ends of material feeding cylinder sleeve 11 and middle riser 3 and the triple valve 13, servomotor 5 is fixed on by motor connecting base 14 on the right flank of back vertical plate 2, is connected by universal shaft coupling device between ball screw 7 and the servomotor 5.
Claims (4)
1. the accurate liquid material filling body of a liquid-filling machine, it is characterized in that: comprise base platform plate (1), back vertical plate (2), middle riser (3), front pods (4), servomotor (5), screw mandrel bearing (6), ball screw (7), ball nut (8), loop bar (9), guidepost (10), material feeding cylinder sleeve (11), material feeding piston (12) and triple valve (13), back vertical plate (2), middle riser (3) and front pods (4) all are fixedly mounted on the base platform plate (1), and back vertical plate (2) is all vertical with base platform plate (1) with middle riser (3), ball screw (7) is installed on the back vertical plate (2) by screw mandrel bearing (6), ball screw (7) is vertical with back vertical plate (2), ball nut (8) is screwed on the ball screw (7), ball nut (8) fixedly is connected as a single entity with loop bar (9), guidepost (10) is horizontally fixed on the middle riser (3), ball nut (8) is sleeved on the guidepost (10) slidably with the combination of loop bar (9), riser (3) in the middle of loop bar (9) passes, material feeding piston (12) is fixed on the left end of loop bar (9), material feeding cylinder sleeve (11) cooperates with material feeding piston (12), material feeding cylinder sleeve (11) on even keel is arranged between middle riser (3) and the triple valve (13), triple valve (13) is fixedly mounted on the front pods (4), be the leak tightness docking structure between the two ends of material feeding cylinder sleeve (11) and middle riser (3) and the triple valve (13), servomotor (5) is fixedly mounted on the back vertical plate (2), the main shaft direct connection of ball screw (7) and servomotor (5).
2. the accurate liquid material filling body of described liquid-filling machine according to claim 1, it is characterized in that: the structure that servomotor (5) is fixedly mounted on the back vertical plate (2) is, servomotor (5) is fixed on the right flank of back vertical plate (2) by motor connecting base (14), is connected by universal shaft coupling device between ball screw (7) and the servomotor (5).
3. the accurate liquid material filling body of described liquid-filling machine according to claim 1, it is characterized in that: the structure that ball nut (8) and loop bar (9) fixedly are connected as a single entity is: be provided with guide pillar screw mandrel connecting panel (15) between ball nut (8) and loop bar (9), be provided with centre hole and guide pillar hole at guide pillar screw mandrel connecting panel (15), ball nut (8) is sleeved in the centre hole, the step of ball nut (8) contacts with the right flank of guide pillar screw mandrel connecting panel (15) and captive joint, loop bar (9) is sleeved on the cooperation cylindrical of ball nut (8), the right side of loop bar (9) contacts with the left surface of guide pillar screw mandrel connecting panel (15) and captive joint, and guidepost (10) is sleeved in the guide pillar hole.
4. the accurate liquid material filling body of described liquid-filling machine according to claim 3 is characterized in that: be provided with orienting sleeve (16) between guidepost (10) and guide pillar screw mandrel connecting panel (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220296261 CN202687925U (en) | 2012-06-22 | 2012-06-22 | Precise liquid material filling mechanism for liquid filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220296261 CN202687925U (en) | 2012-06-22 | 2012-06-22 | Precise liquid material filling mechanism for liquid filling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202687925U true CN202687925U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220296261 Expired - Fee Related CN202687925U (en) | 2012-06-22 | 2012-06-22 | Precise liquid material filling mechanism for liquid filling machine |
Country Status (1)
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|---|---|
| CN (1) | CN202687925U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015947A (en) * | 2014-05-26 | 2014-09-03 | 苏州柏德纳科技有限公司 | Milk filling machine |
| CN104128217A (en) * | 2014-07-15 | 2014-11-05 | 辽东学院 | Volumetric solution rapid quantitative perfusion machine |
| CN105460874A (en) * | 2016-01-04 | 2016-04-06 | 锦州九泰药业有限责任公司 | Fully-automatic suppository filling pump |
| CN106455643A (en) * | 2014-02-26 | 2017-02-22 | 伊诺威有限公司 | Super critical hydrolysis extraction apparatus and hydrolysis method using the same |
| CN108545223A (en) * | 2018-05-12 | 2018-09-18 | 温州智科包装机械有限公司 | Servo twin-tub fluid cushion feeding device |
| CN110422353A (en) * | 2019-07-31 | 2019-11-08 | 邹忠强 | A kind of vertical rolls barrier packaging machine suitable for fluid foods |
| CN112299345A (en) * | 2019-07-24 | 2021-02-02 | 诺翔新材料(无锡)有限公司 | Single-head volume type multi-stroke high-precision automatic filling machine |
-
2012
- 2012-06-22 CN CN 201220296261 patent/CN202687925U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455643A (en) * | 2014-02-26 | 2017-02-22 | 伊诺威有限公司 | Super critical hydrolysis extraction apparatus and hydrolysis method using the same |
| CN104015947A (en) * | 2014-05-26 | 2014-09-03 | 苏州柏德纳科技有限公司 | Milk filling machine |
| CN104128217A (en) * | 2014-07-15 | 2014-11-05 | 辽东学院 | Volumetric solution rapid quantitative perfusion machine |
| CN104128217B (en) * | 2014-07-15 | 2015-12-02 | 辽东学院 | The quantitative quick filling machine of titrating solution |
| CN105460874A (en) * | 2016-01-04 | 2016-04-06 | 锦州九泰药业有限责任公司 | Fully-automatic suppository filling pump |
| CN108545223A (en) * | 2018-05-12 | 2018-09-18 | 温州智科包装机械有限公司 | Servo twin-tub fluid cushion feeding device |
| CN112299345A (en) * | 2019-07-24 | 2021-02-02 | 诺翔新材料(无锡)有限公司 | Single-head volume type multi-stroke high-precision automatic filling machine |
| CN110422353A (en) * | 2019-07-31 | 2019-11-08 | 邹忠强 | A kind of vertical rolls barrier packaging machine suitable for fluid foods |
| CN110422353B (en) * | 2019-07-31 | 2024-06-28 | 邹忠强 | Vertical roller packagine machine suitable for fluid material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Danfeng gold town of Jintan District, 213200 west of Jiangsu Province, Changzhou City, No. 39 Patentee after: JIANGSU JINWANG PACKAGING MACHINERY SCI-TECH CO., LTD. Address before: Gold town Jintan City West Danfeng 213200 Jiangsu province Changzhou City No. 15 Patentee before: Jintan Jinwang Packing Sci-Tech Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20190622 |