CN216322965U - Automatic replacing device for dispensing needle head - Google Patents
Automatic replacing device for dispensing needle head Download PDFInfo
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- CN216322965U CN216322965U CN202122448612.5U CN202122448612U CN216322965U CN 216322965 U CN216322965 U CN 216322965U CN 202122448612 U CN202122448612 U CN 202122448612U CN 216322965 U CN216322965 U CN 216322965U
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- pushing
- hole
- replacing device
- needle
- automatic
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Abstract
The utility model provides an automatic replacing device for a dispensing needle head, and relates to the technical field of dispensing machines. The utility model comprises a workbench, wherein a three-way moving mechanism is arranged at the upper part of the workbench, a nozzle mechanism is arranged on the three-way moving mechanism, a box body is arranged on the side wall of the workbench, a base with a first through hole is arranged in the box body, a turntable with a second through hole is rotationally arranged in the first through hole of the base, a hollow rotating platform connected with the turntable is arranged in the base, the nozzle mechanism comprises a dispensing valve and a needle head which are mutually connected in a threaded manner, at least two pushing plates are arranged on the outer wall of the needle head, pushing blocks corresponding to the pushing plates in number and position are arranged on the turntable, and pushing grooves are arranged on the pushing blocks.
Description
Technical Field
The utility model relates to the technical field of dispensing machines, in particular to an automatic replacing device for a dispensing needle head.
Background
The dispenser is also called a glue spreader, a glue dispenser, a glue filling machine and the like, and is specially used for controlling the fluid. And the fluid is dripped and coated on the surface of the product or an automatic machine inside the product, so that three-dimensional path dispensing, accurate positioning, accurate glue control, no wire drawing, no glue leakage and no glue dripping can be realized. The glue dispenser is mainly used for accurately dispensing, injecting, coating and dripping glue, paint and other liquids in a product process to each accurate position of a product, and can be used for realizing dispensing, line drawing, circular or arc.
At present, when the needle head of a dispenser needs to be replaced for maintenance and cleaning, the cap connected with the valve body in a threaded mode is rotated firstly, then the needle head is taken down, the needle head replacement is generally carried out manually, the manual replacement is not only low in efficiency, but also manual operation is not standard easily, and the needle head is damaged or deformed easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims to develop an automatic dispensing needle replacing device which can automatically replace a needle and improve the needle replacing efficiency.
The utility model is realized by the following technical scheme:
an automatic replacing device for a dispensing needle head comprises:
a work table;
the three-way moving mechanism is arranged at the upper part of the workbench;
the nozzle mechanism is arranged on the three-way moving mechanism;
the box body is arranged on the side wall of the workbench;
the base is provided with a first through hole and is arranged in the box body;
the turntable is provided with a second through hole and is rotatably arranged in the first through hole of the base;
the hollow rotating platform is arranged in the base and is connected with the turntable;
the sprayer mechanism comprises a dispensing valve and a needle head which are in threaded connection, at least two pushing plates are arranged on the outer wall of the needle head, pushing blocks corresponding to the pushing plates in quantity and position are arranged on the rotary disc, and pushing grooves are formed in the pushing blocks.
Optionally, the turntable is horizontally arranged, and a rotation axis of the turntable is coaxial with the first through hole.
Optionally, the second through hole and the first through hole are coaxially arranged.
Optionally, at least two bases are arranged in the box body.
Optionally, the pushing groove and the pushing plate are both vertically arranged.
Optionally, the width of the pushing groove is not less than the thickness of the pushing plate.
Optionally, the pushing plates are uniformly arranged at equal intervals in the circumferential direction of the outer wall of the needle head.
Optionally, the bottom of the dispensing valve and the top of the needle head are respectively provided with a connecting block and a connecting cylinder, and the outer wall of the connecting block and the inner wall of the connecting cylinder are respectively provided with an external thread and an internal thread which are in threaded fit.
Optionally, the bottom of the connecting block and the bottom of the connecting cylinder are respectively provided with a circular truncated cone-shaped guide part which is matched with each other.
Optionally, a ring of sealing ring is arranged on the edge of the top of the connecting cylinder.
The utility model has the beneficial effects that:
the automatic needle head replacing device can automatically take down the needle head and automatically replace a new needle head, so that the needle head replacing efficiency is improved, and the needle head is replaced through automatic mechanical equipment, so that the needle head is prevented from being possibly damaged or deformed due to manual operation.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a view of the needle structure;
FIG. 3 is a view showing the inside structure of the case;
fig. 4 is a view showing the construction of the turntable.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the utility model discloses an automatic replacing device for a dispensing needle, which comprises a workbench 1, wherein a nozzle mechanism 3 and a three-way moving mechanism 2 are arranged on the upper part of the workbench 1, and the three-way moving mechanism 2 drives the nozzle mechanism 3 to move in three directions along XYZ axes.
The spray head mechanism 3 comprises a dispensing valve and a needle 34 which are movably connected, a nozzle is arranged at the bottom of the dispensing valve, a connecting block 31 is arranged at the bottom of the dispensing valve outside the nozzle, the connecting block 31 is cylindrical, and an external thread is arranged on the outer wall of the connecting block 31.
Two pushing plates 35 are arranged on the outer wall of the needle 34, the pushing plates 35 are vertically arranged, and the two pushing plates 35 are symmetrically arranged on the same radial direction on the outer wall of the needle 34. The number of the pushing plates 35 is at least two, and when the number of the pushing plates 35 is plural, the plural pushing plates 35 are uniformly arranged at equal intervals in the circumferential direction of the outer wall of the needle 34.
The top of the needle 34 is provided with a connecting cylinder 32 matched with the connecting block 31, the connecting cylinder 32 is a cylinder with the shape matched with the connecting block 31, and the inner wall of the connecting cylinder 32 is correspondingly provided with an internal thread matched with the external thread, so that the connecting cylinder 32 is in threaded connection with the connecting block 31.
The bottom of the connecting block 31 and the bottom of the connecting cylinder 32 are respectively provided with a circular truncated cone-shaped guide part which is matched with each other, and the guide parts can lead the connecting cylinder 32 and the connecting block 31 to be coaxially aligned. The top edge of the connecting cylinder 32 is provided with a circle of sealing ring 33, and after the connecting cylinder 32 is in threaded connection with the connecting block 31, the sealing ring 33 enhances the sealing performance between the two.
The side wall of the workbench 1 is provided with a box body 4, the top of the box body 4 is of an opening structure, and the box body 4 is positioned in the moving range of the three-way moving mechanism 2. At least two bases 5 are arranged in the box body 4, first through holes 6 are formed in the bases 5, rotary discs 7 are arranged in the first through holes 6 in a rotating mode, the rotary discs 7 are horizontally arranged, the rotating axes of the rotary discs 7 are coaxial with the first through holes 6, second through holes 8 which are coaxial with the first through holes 6 are formed in the centers of the rotary discs 7, and sliding grooves which are connected with the rotary discs 7 in a rotating mode are correspondingly formed in the circumferential direction of the side walls of the first through holes 6. A hollow rotating platform 9 is arranged in the base 5 at the lower part of the sliding groove, the hollow rotating platform 9 is connected with the turntable 7, and the hollow rotating platform 9 drives the turntable 7 to rotate. Be equipped with on the carousel 7 in the 8 outsides of second through-hole with catch plate 35 complex and promote piece 10, the quantity and the position that promote piece 10 correspond with catch plate 35, are equipped with on the catch plate 10 and supply catch plate 35 male promotion groove 11, promote the vertical arrangement in groove 11, and the width that promotes groove 11 is not less than catch plate 35's thickness.
When syringe needle 34 needs to be changed, three-way moving mechanism 2 drives shower nozzle mechanism 3 and moves to 4 upper portions of box, three-way moving mechanism 2 drives shower nozzle mechanism 3 and descends, make syringe needle 34 insert the second through-hole 8 of carousel 7 and the first through-hole 6 of base 5, the catch plate 35 of syringe needle 34 outer wall inserts in the promotion groove 11 that promotes piece 10, cavity rotary platform 9 rotates, drive carousel 7 rotates, carousel 7 rotates and drives promotion piece 10 and rotate, it rotates to promote piece 10, it rotates to drive the promotion piece, make syringe needle 34 rotate, make and separate through screw-thread fit between connecting cylinder 32 and the connecting block 31, make syringe needle 34 no longer be connected with the dispensing valve, syringe needle 34 is in on base 5 this moment. Place the clear syringe needle 34 that waits to be changed on other base 5 in box 4, three-way moving mechanism 2 drives the nozzle and moves to clear syringe needle 34 upper portion, 2 drive nozzles of three-way moving mechanism descend, make the nozzle insert syringe needle 34, connecting cylinder 32 is in connecting block 31 lower part, cooperation through the guide part, make connecting cylinder 32 coaxial with connecting block 31, cavity rotary platform 9 drive carousel 7 rotates, carousel 7 drives syringe needle 34 and rotates, make connecting cylinder 32 at syringe needle 34 top and connecting block 31 threaded connection on the nozzle, make syringe needle 34 accomplish automatic installation.
The utility model can automatically take the needle 34 down and replace the new needle 34, thereby not only improving the replacement efficiency of the needle 34, but also avoiding the possible damage or deformation of the needle 34 caused by manual operation through the replacement of the needle by automatic mechanical equipment.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Claims (10)
1. The utility model provides a point glue syringe needle automatic exchange device which characterized in that includes:
a work table;
the three-way moving mechanism is arranged at the upper part of the workbench;
the nozzle mechanism is arranged on the three-way moving mechanism;
the box body is arranged on the side wall of the workbench;
the base is provided with a first through hole and is arranged in the box body;
the turntable is provided with a second through hole and is rotatably arranged in the first through hole of the base;
the hollow rotating platform is arranged in the base and is connected with the turntable;
the sprayer mechanism comprises a dispensing valve and a needle head which are in threaded connection, at least two pushing plates are arranged on the outer wall of the needle head, pushing blocks corresponding to the pushing plates in quantity and position are arranged on the rotary disc, and pushing grooves are formed in the pushing blocks.
2. The automatic needle point replacing device according to claim 1, wherein the rotary table is horizontally disposed, and the rotation axis of the rotary table is coaxial with the first through hole.
3. The automatic needle tip replacing device according to claim 1, wherein the second through hole is coaxially disposed with the first through hole.
4. The automatic needle dispensing changing device according to claim 1, wherein at least two bases are provided in the case.
5. The automatic needle point replacing device according to claim 1, wherein the pushing slot and the pushing plate are vertically disposed.
6. The automatic needle point replacing device according to claim 1, wherein the width of the pushing slot is not less than the thickness of the pushing plate.
7. The automatic needle point replacing device according to claim 1, wherein the pushing plates are uniformly arranged at equal intervals in the circumferential direction of the outer wall of the needle point.
8. The automatic needle point replacing device according to claim 1, wherein the bottom of the dispensing valve and the top of the needle are respectively provided with a connecting block and a connecting cylinder, and the outer wall of the connecting block and the inner wall of the connecting cylinder are respectively provided with an external thread and an internal thread which are matched with each other through threads.
9. The automatic needle point replacing device according to claim 8, wherein the bottom of the connecting block and the bottom of the connecting cylinder are respectively provided with a circular truncated cone-shaped guiding portion which are matched with each other.
10. The automatic needle dispensing changing device according to claim 9, wherein a ring of sealing ring is provided on the top edge of the connecting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122448612.5U CN216322965U (en) | 2021-10-12 | 2021-10-12 | Automatic replacing device for dispensing needle head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122448612.5U CN216322965U (en) | 2021-10-12 | 2021-10-12 | Automatic replacing device for dispensing needle head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216322965U true CN216322965U (en) | 2022-04-19 |
Family
ID=81177000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122448612.5U Active CN216322965U (en) | 2021-10-12 | 2021-10-12 | Automatic replacing device for dispensing needle head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216322965U (en) |
-
2021
- 2021-10-12 CN CN202122448612.5U patent/CN216322965U/en active Active
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