CN210343627U - Multi-head micro-liquid injection pump - Google Patents
Multi-head micro-liquid injection pump Download PDFInfo
- Publication number
- CN210343627U CN210343627U CN201921061619.8U CN201921061619U CN210343627U CN 210343627 U CN210343627 U CN 210343627U CN 201921061619 U CN201921061619 U CN 201921061619U CN 210343627 U CN210343627 U CN 210343627U
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- China
- Prior art keywords
- screw rod
- spline
- stepping motor
- sleeve
- motor assembly
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of battery liquid injection equipment, in particular to a multi-head micro liquid injection pump, which comprises a bottom plate, wherein a screw rod stepping motor assembly, a spline rotating motor assembly connected with the screw rod stepping motor assembly and four liquid injection pumps connected with the spline rotating motor assembly are arranged on the bottom plate; the screw rod stepping motor assembly comprises a screw rod stepping motor fixedly mounted with a stepping motor vertical plate, an output shaft of the screw rod stepping motor is connected with a ball screw rod, a screw rod nut is arranged at the end part of the ball screw rod and mounted on a screw rod nut seat, guide columns are symmetrically arranged on two sides of the ball screw rod, and guide sleeves are sleeved on the guide columns; the utility model adopts a four-in-one structure, and can realize the function of automatically adjusting the liquid injection amount by adjusting the displacement parameters of the ball screw; compared with the traditional structure, the multi-head micro-infusion pump has the advantages of convenience in use, high precision and easiness in popularization and use.
Description
Technical Field
The utility model relates to a battery priming equipment technical field, concretely relates to bull trace charge pump.
Background
At present, the infusion pump that uses mostly realizes adjusting the infusion volume by manual adjusting pump core angle, relies on the screw fixation. And during manual operation, cause the error easily, need consume a large amount of time to debug the notes liquid volume, it is inconvenient to use, and the precision is not high enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bull trace charge pump, be convenient for solve above-mentioned technical problem to exist not enough on the prior art.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a multi-head micro-infusion pump comprises a bottom plate, wherein a screw rod stepping motor assembly, a spline rotating motor assembly connected with the screw rod stepping motor assembly and four infusion pumps connected with the spline rotating motor assembly are arranged on the bottom plate;
the screw rod stepping motor assembly comprises a screw rod stepping motor fixedly mounted with a stepping motor vertical plate, an output shaft of the screw rod stepping motor is connected with a ball screw rod, a screw rod nut is arranged at the end part of the ball screw rod and mounted on a screw rod nut seat, guide columns are symmetrically arranged on two sides of the ball screw rod, and guide sleeves are sleeved on the guide columns;
spline rotating motor subassembly include with rotating motor seat fixed mounting's spline rotating motor, spline rotating motor's output shaft has cup jointed the driving gear, driving gear and the meshing of integral key shaft rotating gear, integral key shaft rotating gear cover is established on the integral key shaft, be equipped with the spline housing between integral key shaft and the integral key shaft rotating gear, the spline housing is installed on the spline housing bedplate, the integral key shaft connector is passed through to the one end of integral key shaft and is connected with ball screw, the other end of integral key shaft is connected with four notes liquid pumps through four shaft couplings.
Preferably, each infusion pump comprises a ceramic plunger arranged in a stainless steel pump sleeve, a ceramic outer sleeve is arranged between the ceramic plunger and the stainless steel pump sleeve, the stainless steel pump sleeve is fixed on the pump sleeve mounting seat, a liquid inlet connector and a liquid outlet connector are respectively arranged on the stainless steel pump sleeve, and a pump sleeve end cover is arranged at the end part of the stainless steel pump sleeve.
Preferably, a lubricating cup is arranged on the stainless steel pump sleeve.
Preferably, every two liquid injection pumps are in a group, and the two liquid injection pumps are connected through a pressing block and a pressing handle screw.
Preferably, a groove-shaped switch seat is arranged on the guide sleeve, and two limit groove-shaped switches are arranged on the groove-shaped switch seat at intervals.
The utility model discloses following beneficial effect has: the utility model relates to a multi-head micro-infusion pump, which comprises a bottom plate, wherein a screw rod stepping motor component, a spline rotating motor component connected with the screw rod stepping motor component and four infusion pumps connected with the spline rotating motor component are arranged on the bottom plate; the utility model adopts a four-in-one structure, and can realize the function of automatically adjusting the liquid injection amount by adjusting the displacement parameters of the ball screw; compared with the traditional structure, the multi-head micro-infusion pump has the advantages of convenience in use, high precision and easiness in popularization and use.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view taken along the line a-a in fig. 1.
In the figure: the device comprises a base plate 1, a stepping motor vertical plate 2, a screw rod stepping motor 3, a ball screw rod 4, a screw rod nut 5, a screw rod nut seat 6, a guide pillar 7, a guide sleeve 8, a rotary motor seat 9, a spline rotary motor 10, a driving gear 11, a spline shaft rotary gear 12, a spline shaft 13, a spline sleeve 14, a spline sleeve seat plate 15, a spline shaft connector 16, a coupler 17, a stainless steel pump sleeve 18, a ceramic plunger 19, a ceramic outer sleeve 20, a pump sleeve mounting seat 21, a liquid inlet joint 22, a liquid outlet joint 23, a pump sleeve end cover 24, a lubricating cup 25, a compression block 26, a compression handle screw 27, a groove type switch seat 28 and a limit groove type switch 29.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 2, the following technical solutions are adopted in the present embodiment: a multi-head micro-infusion pump comprises a bottom plate 1, wherein a screw rod stepping motor assembly, a spline rotating motor assembly connected with the screw rod stepping motor assembly and four infusion pumps connected with the spline rotating motor assembly are arranged on the bottom plate 1;
the screw rod stepping motor assembly comprises a screw rod stepping motor 3 fixedly mounted with a stepping motor vertical plate 2, an output shaft of the screw rod stepping motor 3 is connected with a ball screw 4, a screw rod nut 5 is arranged at the end part of the ball screw 4, the screw rod nut 5 is mounted on a screw rod nut seat 6, guide posts 7 are symmetrically arranged on two sides of the ball screw 4, and guide sleeves 8 are sleeved on the guide posts 7; a groove-shaped switch seat 28 is arranged on the guide sleeve 8, and two limit groove-shaped switches 29 are arranged on the groove-shaped switch seat 28 at intervals;
spline rotating motor subassembly include with rotating motor seat 9 fixed mounting's spline rotating motor 10, spline rotating motor 10's output shaft has cup jointed driving gear 11, driving gear 11 and the meshing of integral key shaft rotating gear 12, integral key shaft rotating gear 12 cover is established on integral key shaft 13, be equipped with spline housing 14 between integral key shaft 13 and the integral key shaft rotating gear 12, spline housing 14 is installed on spline housing bedplate 15, integral key shaft connector 16 is passed through to integral key shaft 13's one end is connected with ball screw 4, integral key shaft 13's the other end is connected with four liquid injection pumps through four shaft couplings 17.
In the embodiment, the screw rod stepping motor assembly is adopted to drive the spline rotating motor assembly to act, and then the spline rotating motor assembly drives the ceramic plungers of the four liquid injection pumps to act, so that liquid inlet and liquid outlet functions are realized; meanwhile, a four-out structure is adopted, and the function of automatically adjusting the liquid injection amount can be realized by adjusting the displacement parameters of the ball screw. During actual design, the number of the liquid injection pumps can be increased according to use requirements, and the stepping motors can be replaced by servo motors or pneumatic motors; the transmission gear can be replaced by a gear rack which is driven by a common cylinder, and the same effect can be achieved.
Specifically, every the infusion pump is including locating ceramic plunger 19 in stainless steel pump jacket 18, be equipped with ceramic overcoat 20 between ceramic plunger 19 and the stainless steel pump jacket 18, stainless steel pump jacket 18 is fixed on pump jacket mount pad 21, be equipped with liquid inlet joint 22 and play liquid joint 23 on the stainless steel pump jacket 18 respectively, the tip of stainless steel pump jacket 18 is equipped with a pump jacket end cover 24.
In this embodiment, the liquid inlet joint 22 and the liquid outlet joint 23 are adopted to realize the liquid inlet and the liquid outlet of the liquid injection pump.
Specifically, the stainless steel pump sleeve 18 is provided with a lubricating cup 25.
In this embodiment, the lubricant can be injected into the charge pump through the lubricant cup 25.
Specifically, every two liquid injection pumps are in a group, and the two liquid injection pumps are connected through a pressing block 26 and a pressing handle screw 27.
In this embodiment, two infusion pumps can be reliably connected by using the pressing block 26 and the pressing handle screw 27.
When the utility model is used, the screw rod stepping motor 3 drives the ball screw rod 4 to retreat, the ball screw rod 4 pulls the four spline shafts 13, the four spline shafts 13 pull the four ceramic plungers 19 to feed liquid quantitatively from the liquid inlet joint 22, and the liquid inlet is finished; the spline rotating motor 10 drives the spline shaft 13 and the spline sleeve 14 to rotate for 180 degrees, and the liquid inlet is closed; the screw rod stepping motor 3 drives the ball screw rod 4 to push forwards, and liquid quantitatively flows out of the liquid outlet joint 23.
In conclusion, the multi-head micro-infusion pump adopts a four-outlet structure, and can realize the function of automatically adjusting the infusion amount by adjusting the displacement parameters of the ball screw; compared with the traditional structure, the multi-head micro-infusion pump has the advantages of convenience in use, high precision, easiness in popularization and use, and capability of being used in other industries such as medical treatment, testing, experiments and the like.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A multi-head micro-infusion pump comprises a bottom plate (1), and is characterized in that a screw rod stepping motor assembly, a spline rotating motor assembly connected with the screw rod stepping motor assembly, and four infusion pumps connected with the spline rotating motor assembly are arranged on the bottom plate (1);
the screw rod stepping motor assembly comprises a screw rod stepping motor (3) fixedly mounted with a stepping motor vertical plate (2), an output shaft of the screw rod stepping motor (3) is connected with a ball screw (4), a screw rod nut (5) is arranged at the end part of the ball screw (4), the screw rod nut (5) is mounted on a screw rod nut seat (6), guide posts (7) are symmetrically arranged on two sides of the ball screw (4), and a guide sleeve (8) is sleeved on each guide post (7);
spline rotating motor subassembly include with rotating motor seat (9) fixed mounting's spline rotating motor (10), the output shaft of spline rotating motor (10) has cup jointed driving gear (11), driving gear (11) and spline shaft rotating gear (12) meshing, spline shaft rotating gear (12) cover is established on integral key shaft (13), be equipped with spline housing (14) between integral key shaft (13) and spline shaft rotating gear (12), install on spline housing bedplate (15) spline housing (14), the one end of integral key shaft (13) is passed through spline shaft connector (16) and is connected with ball screw (4), the other end of integral key shaft (13) is connected with four liquid injection pumps through four shaft couplings (17).
2. The multi-head micro-infusion pump as claimed in claim 1, wherein each infusion pump comprises a ceramic plunger (19) arranged in a stainless steel pump sleeve (18), a ceramic outer sleeve (20) is arranged between the ceramic plunger (19) and the stainless steel pump sleeve (18), the stainless steel pump sleeve (18) is fixed on a pump sleeve mounting seat (21), the stainless steel pump sleeve (18) is respectively provided with a liquid inlet joint (22) and a liquid outlet joint (23), and the end part of the stainless steel pump sleeve (18) is provided with a pump sleeve end cover (24).
3. The multi-head micro-infusion pump according to claim 2, wherein the stainless steel pump sleeve (18) is provided with a lubrication cup (25).
4. The multi-head micro-infusion pump as claimed in claim 1, wherein each two infusion pumps are in a group, and the two infusion pumps are connected through a compression block (26) and a compression handle screw (27).
5. The multi-head micro-infusion pump according to claim 1, wherein a groove-shaped switch seat (28) is arranged on the guide sleeve (8), and two limit groove-shaped switches (29) are arranged on the groove-shaped switch seat (28) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061619.8U CN210343627U (en) | 2019-07-08 | 2019-07-08 | Multi-head micro-liquid injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061619.8U CN210343627U (en) | 2019-07-08 | 2019-07-08 | Multi-head micro-liquid injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210343627U true CN210343627U (en) | 2020-04-17 |
Family
ID=70195042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921061619.8U Expired - Fee Related CN210343627U (en) | 2019-07-08 | 2019-07-08 | Multi-head micro-liquid injection pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210343627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122640A (en) * | 2021-10-22 | 2022-03-01 | 深圳市迪瑞达自动化有限公司 | Four-head linear variable pump |
-
2019
- 2019-07-08 CN CN201921061619.8U patent/CN210343627U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122640A (en) * | 2021-10-22 | 2022-03-01 | 深圳市迪瑞达自动化有限公司 | Four-head linear variable pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20200417 Termination date: 20210708 |