CN221245259U - Automatic assembling tool for droppers - Google Patents

Abstract

The utility model belongs to the technical field of medical instruments and provides a dropper and an automatic dropper assembling tool, wherein the dropper comprises a tube body, a dropper and a cover cap, the dropper is detachably and rotatably connected to the end part of the tube body, a first connecting thread is arranged on the peripheral wall of the dropper, one end of the cover cap is used for being in rotary connection fit with the first connecting thread, the other end of the cover cap is a grabbing end, and grabbing holes for grabbing by an automatic wrench on a production line are formed in the grabbing end. According to the dropper, the grabbing holes for grabbing by the automatic wrench are formed in the end portion of the cap, and then the cap, the dropper and the pipe body are in spiral connection, so that the cap, the dropper and the pipe body can be assembled only through displacement and circumferential rotation of the automatic wrench, manual dependence is eliminated, automatic assembling of the dropper is achieved, assembling process of the dropper can be simplified, and mass production is facilitated.

Description

Automatic assembling tool for droppers

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a dropper and an automatic dropper assembling tool.

Background

The dropper is an indispensable experimental instrument in biological detection or medical detection, for multistage assembled droppers, because the assembly steps are tedious, the automatic input cost is high, so most manufacturers still adopt traditional manual assembly mode to produce, but the manual assembly dropper has some drawbacks, such as limited assembly quantity of assembly personnel every day, so that the production efficiency of engineering is greatly limited, and meanwhile, the dropper is influenced by the assembly level of the assembly personnel, and working fatigue can occur to personnel.

Although automatic dropper assembling equipment exists in the prior art, the structure of the assembling equipment is very complex, for example, patent literature with the application number 202110327336.9 discloses full-automatic glass pipette assembling equipment, the equipment is required to be provided with a plurality of groups of moving mechanisms such as a cover grabbing mechanism, a rubber head grabbing mechanism, a glass tube body grabbing mechanism, a tube body inversion mechanism and the like, and each group of mechanisms also comprises a plurality of driving parts such as a motor and a cylinder, so that the structure of the equipment is very complex, and simultaneously, when the equipment is assembled, the cover, the rubber head and the tube body are required to be clamped and moved respectively, so that the assembling steps are very complex, and mass production is difficult to realize.

Disclosure of utility model

Aiming at the defects or shortcomings, the utility model provides a dropper and an automatic dropper assembling tool, and aims to solve the technical problems that the existing multi-section assembled dropper is complex in assembling steps and difficult to realize in mass automatic production.

In order to achieve the above purpose, the utility model provides a dropper, wherein the dropper comprises a tube body, a dropper and a cap, the dropper is detachably screwed on the end part of the tube body, a first connecting thread is arranged on the peripheral wall of the dropper, one end of the cap is used for being screwed and matched with the first connecting thread, the other end of the cap is a grabbing end, and grabbing holes for grabbing by an automatic wrench on a production line are formed in the grabbing end.

In the embodiment of the utility model, the outer peripheral wall of the pipe body is also provided with a rotation stopping limiting piece, and the rotation stopping limiting piece is used for being matched with a pipe body fixing seat on the production line to limit the circumferential rotation of the pipe body.

In the embodiment of the utility model, the number of the rotation stopping limiting pieces is multiple, and the rotation stopping limiting pieces are uniformly arranged at intervals along the circumferential direction of the pipe body.

In an embodiment of the utility model, the dripper comprises a body part and a liquid dripping part, wherein the cross-sectional dimension of the body part is larger than that of the liquid dripping part, a first step is formed between the liquid dripping part and the body part, the first connecting screw thread is arranged on the peripheral wall of the liquid dripping part, and the first step is used for limiting the screwing depth of the cap.

In the embodiment of the utility model, one end of the pipe body is a connecting end, a second connecting thread is arranged on the connecting end, the dripper further comprises a connecting part arranged at one end of the body part, which is opposite to the liquid dripping part, and the connecting part is used for being screwed on the connecting end.

In the embodiment of the utility model, the inner cavity size of the connecting part is larger than that of the body part, a second step is formed between the connecting part and the body part, the dripper further comprises a guiding part arranged on the second step, a clamping space for the connecting end to extend in is formed between the guiding part and the connecting part at intervals, the guiding part is used for extending into the pipe cavity of the pipe body, and the connecting part is used for being screwed on the outer side of the connecting part.

In an embodiment of the utility model, a resisting boss is further arranged on the peripheral wall of the connecting end, and the resisting boss is used for limiting the screwing depth of the connecting part.

In an embodiment of the utility model, the gripping aperture is a polygonal aperture.

In order to achieve the above purpose, the utility model further provides an automatic assembling tool for the dropper, which is used for assembling the dropper, wherein the automatic assembling tool for the dropper comprises an automatic wrench, the automatic wrench is movably arranged and can circumferentially rotate, and the end part of the automatic wrench is in copying arrangement with the grabbing hole of the cap and is in interference fit with the grabbing hole.

In the embodiment of the utility model, the outer peripheral wall of the pipe body is also provided with the rotation stopping limiting piece, the automatic dropper assembling tool also comprises a pipe body fixing seat, and the pipe body fixing seat is provided with a clamping fixing hole for accommodating the pipe body and a clamping gap matched with the rotation stopping limiting piece.

Through the technical scheme, the dropper provided by the embodiment of the utility model has the following beneficial effects:

The automatic wrench can carry out multiaxis displacement and circumferential rotation, when the assembly, at first with the lid, the dripper and the body clamping are fixed respectively, then control automatic wrench stretches into the snatch hole of lid, snatch to the lid, automatic wrench can with snatch hole interference fit when snatching, thereby avoid the lid to drop, the lid snatchs the back of accomplishing, drive the lid displacement to the tip of dripper and drive the lid for dripper circumference rotation through automatic wrench, can accomplish the assembly of screwing of lid and dripper, after lid and dripper assembly are accomplished, drive the end and the circumference rotation of lid and dripper displacement together to the body through automatic wrench, can accomplish the equipment of lid, dripper and body. In summary, the dropper provided by the utility model has the advantages that the grabbing holes for grabbing by the automatic wrench are formed in the end part of the cap, and then the cap, the dropper and the pipe body are in spiral connection, so that the assembly of the cap, the dropper and the pipe body can be realized only through the displacement and circumferential rotation of the automatic wrench, the manual dependence is eliminated, the automatic assembly of the dropper can be realized through one-time clamping, the assembling process of the dropper is simplified, and the dropper mass production is facilitated.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide an understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic view of a first view structure of a drop tube in an exploded state according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing an internal structure of the dripper in an assembled state according to the embodiment of the present utility model;

FIG. 3 is a schematic view of a cap mated with an automatic wrench in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic view of a pipe fixing base according to an embodiment of the present utility model;

Fig. 5 is a schematic view showing a second view angle structure of the drop tube in an exploded state according to an embodiment of the present utility model.

Description of the reference numerals

1. Connecting end of pipe body 11

111. Second connecting thread 12 rotation stopping limiting piece

13. Resisting boss 14 vesicle

2. Body part of dripper 21

22. First connecting screw of liquid drop part 221

23. First step 24 connection

25. Second stage 26 guide

27. Clamping space 3 cap

31. Gripping hole of gripping end 311

41. Automatic spanner 42 pipe fixing seat

421. Clamping gap of clamping fixing hole 422

Detailed Description

Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present utility model.

The dropper of the present utility model is described below with reference to the accompanying drawings.

The present utility model provides a dropper, as shown in fig. 1, 3 and 5, comprising:

A tube body 1;

A dripper 2 detachably screwed to the end of the pipe body 1 and provided with a first connecting thread 221 on the peripheral wall of the dripper 2; and

The cap 3, one end is used for being connected the cooperation with first connecting screw 221 soon, and the other end is snatch the end 31, is equipped with the hole 311 that snatchs that is used for supplying the automatic spanner 41 to snatch on the production line on the end 31 snatch.

The automatic wrench 41 can perform multi-axis displacement and circumferential rotation, when assembling, the cap 3, the dripper 2 and the pipe body 1 are fixed respectively, then the automatic wrench 41 is controlled to extend into the grabbing hole 311 of the cap 3 so as to grab the cap 3, the automatic wrench 41 can be in interference fit with the grabbing hole 311 during grabbing, and therefore the cap 3 is prevented from falling off, after the cap 3 is grabbed, the automatic wrench 41 is used for driving the cap 3 to displace to the end part of the dripper 2 and driving the cap 3 to rotate circumferentially relative to the dripper 2, screwing assembly of the cap 3 and the dripper 2 can be completed, and after the cap 3 and the dripper 2 are assembled, the automatic wrench 41 is used for driving the cap 3 and the dripper 2 to displace together to the end part of the pipe body 1 and rotate circumferentially, and assembling of the cap 3, the dripper 2 and the pipe body 1 can be completed. In summary, according to the dropper disclosed by the utility model, the grabbing hole 311 for grabbing by the automatic wrench 41 is formed in the end part of the cap 3, and then the cap 3, the dropper 2 and the pipe body 1 are in spiral connection, so that the assembly of the cap 3, the dropper 2 and the pipe body 1 can be realized only through the displacement and circumferential rotation of the automatic wrench 41, the dependence of manpower is eliminated, meanwhile, the automatic assembly of the dropper can be realized through one-time clamping, the assembly process of the dropper is simplified, and the mass production of the dropper is facilitated.

As shown in fig. 1, 4 and 5, in the embodiment of the present utility model, a rotation stopping and limiting member 12 is further provided on the outer peripheral wall of the pipe body 1, and the rotation stopping and limiting member 12 is used to cooperate with a pipe body fixing seat 42 on the production line to limit the circumferential rotation of the pipe body 1. Specifically, the pipe body fixing seat 42 is provided with a clamping fixing hole 421 for accommodating the pipe body 1 and a clamping gap 422 for being matched with the stop of the rotation stopping limiting part 12, and the pipe body 1 can be circumferentially stopped by placing the pipe body 1 into the clamping fixing hole 421 and matching the rotation stopping limiting part 12 on the peripheral wall of the pipe body 1 with the stop of the clamping gap 422, so that the dripper 2 can be smoothly screwed on the pipe body 1.

As shown in fig. 1, 2 and 5, in the embodiment of the present utility model, the number of the rotation stop stoppers 12 is plural, and the plural rotation stop stoppers 12 are uniformly arranged at intervals in the circumferential direction of the pipe body 1. The rotation stopping limiting piece 12 is a reinforcing rib plate arranged on the peripheral wall of the pipe body 1, the rotation stopping limiting piece 12 is arranged close to the connecting end 11 of the pipe body 1, the rotation stopping reliability of the pipe body fixing seat 42 can be improved through the rotation stopping limiting pieces 12, meanwhile, the structural strength near the connecting end 11 of the pipe body 1 can be improved, and the pipe body 1 is prevented from being damaged by sprain due to overlarge torsion applied by the automatic wrench 41.

As shown in fig. 1 and 2, in the embodiment of the present utility model, the dripper 2 includes a body portion 21 and a liquid dripping portion 22, the body portion 21 has a larger cross-sectional size than the liquid dripping portion 22, a first step 23 is formed between the liquid dripping portion 22 and the body portion 21, a first connecting screw 221 is provided on an outer peripheral wall of the liquid dripping portion 22, and the first step 23 is for limiting a screwing depth of the cap 3. The cap 3 is mainly used for blocking the liquid outlet of the dripper 2, if the screwing depth of the cap 3 is too large, the liquid outlet is easy to be extruded and damaged, so that the screwing depth of the cap 3 needs to be limited by the first step 23.

As shown in fig. 1, in the embodiment of the present utility model, one end of the pipe body 1 is a connection end 11, a second connection thread 111 is provided on the connection end 11, the dripper 2 further includes a connection portion 24 disposed at an end of the body portion 21 opposite to the liquid dripping portion 22, and the connection portion 24 is used for screwing on the connection end 11. That is, the detachable screwed connection of the dripper 2 at the end of the pipe body 1 means that the dripper 2 is in threaded fit connection with the end of the pipe body 1, and the dripper 2 and the pipe body 1 are screwed connection by setting the dripper 2 and the pipe body 1, so that automatic assembly of the dripper 2 and the pipe body 1 is conveniently realized, and meanwhile, the connection sealing performance between the dripper 2 and the pipe body 1 can be ensured, and leakage at the joint of the pipe body 1 is avoided.

As shown in fig. 1 and 2, in the embodiment of the present utility model, the inner cavity of the connecting portion 24 is larger than the inner cavity of the body portion 21, a second step 25 is formed between the connecting portion 24 and the body portion 21, the dripper 2 further includes a guiding portion 26 disposed on the second step 25, a clamping space 27 for the connecting end 11 to extend is formed between the guiding portion 26 and the connecting portion 24 at intervals, the guiding portion 26 is used for extending into the pipe cavity of the pipe body 1, and the connecting portion 24 is used for being screwed on the outer side of the connecting portion 24. After the dripper 2 and the pipe body 1 are installed, the guide part 26 stretches into the inner cavity of the pipe body, the connecting part 24 is screwed on the outer side of the connecting end 11, and the guide part 26 is arranged, so that liquid in the inner cavity of the pipe body 1 can be directly led into the dripper 2, the sealing performance between the dripper 2 and the pipe body 1 is further improved, and leakage of the liquid from the connecting part is avoided.

In the embodiment of the utility model, the peripheral wall of the connecting end 11 is further provided with the resisting boss 13, and the resisting boss 13 is used for limiting the screwing depth of the connecting part 24 and further increasing the strength of the connecting end 11 of the pipe body 1, so that the pipe body 1 is prevented from being damaged by sprain caused by overlarge torque applied by the automatic wrench 41.

In the embodiment of the present utility model, the gripping hole 311 is preferably a polygonal hole, which may be a hexagonal bolt hole, a quadrangular rectangular hole, or the like.

As shown in fig. 3 and 5, to achieve the above object, the present utility model further provides an automatic assembling tool for assembling the above-mentioned dropper, where the automatic assembling tool for a dropper includes an automatic wrench 41, the automatic wrench 41 is movably disposed and capable of performing circumferential rotation, and an end portion of the automatic wrench 41 is contoured with a gripping hole 311 of the cap 3 and is used for interference fit with the gripping hole 311.

As shown in fig. 4, in the embodiment of the present utility model, the outer peripheral wall of the tube body 1 is further provided with a rotation stopping limiting member 12, and the automatic dropper assembling tool further includes a tube body fixing seat 42, where the tube body fixing seat 42 is provided with a clamping fixing hole 421 for loading the tube body 1 and a clamping gap 422 for being in stop fit with the rotation stopping limiting member 12.

In the embodiment of the utility model, the automatic assembling tool further comprises a driving mechanism, and the driving mechanism is used for driving the automatic wrench 41 to move in multiple shafts and rotate circumferentially.

In an embodiment of the present utility model, the automatic wrench 41 may be a hexagonal wrench, and the grip hole 311 may be a hexagonal bolt hole.

The tool is described below in connection with a specific assembly process of the dropper.

Before assembly, the cap 3, the dripper 2 and the pipe body 1 are required to be vertically clamped and fixed respectively, wherein the cap 3, the dripper 2 and the pipe body 1 need to be ensured to be taken out by the automatic wrench 41 during clamping.

As shown in fig. 3, fig. 4 and fig. 5, during assembly, the automatic wrench 41 is controlled to move to the upper side of the cap 3, then the automatic wrench 41 is controlled to vertically move so that one end of the automatic wrench 41 stretches into the grabbing hole 311 of the cap 3, the automatic wrench 41 is in interference fit with the grabbing hole 311 in the process of stretching, after the cap 3 is grabbed, the automatic wrench 41 drives the cap 3 to move to the upper side of the dripper 2 and drives the cap 3 to circumferentially rotate relative to the dripper 2, screwing assembly of the cap 3 and the dripper 2 can be completed, and after assembly of the cap 3 and the dripper 2 is completed, the automatic wrench 41 drives the cap 3 and the dripper 2 to jointly move to the upper side of the pipe body 1 and circumferentially rotate, so that assembly of the cap 3, the dripper 2 and the pipe body 1 can be realized. In summary, the structure of the cap 3 and the connection modes of the cap 3, the dripper 2 and the pipe body 1 of the dropper are optimized, so that the assembly tooling only needs to control the automatic wrench 41 to move, the cap 3, the dripper 2 and the pipe body 1 can be automatically assembled, the assembly process is simplified, the design difficulty of a production line is reduced, and meanwhile, the mass production of the dropper is facilitated.

In the embodiment of the utility model, the assembly cap 3 is screwed on the tube body 1 before the tube body 1 is filled with liquid, namely, the dropper provided by the utility model has the liquid medicament carried in the tube body 1 when leaving the factory, and the automatic assembly tool can be arranged in a sterile environment to avoid the pollution of the liquid medicament in the tube body 1 by external bacteria when assembling.

As shown in fig. 5, in the embodiment of the present utility model, the tube 1 is further provided with a vesicle 14, and the vesicle cavity of the vesicle 14 is communicated with the inside of the tube 1. The vesicle 14 is preferably made of rubber, and the liquid medicine inside the tube body 1 can be driven to be discharged by pressing the vesicle 14.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present utility model have been described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the present utility model, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the present utility model.

Claims (10)

1. A dropper, comprising:

A tube body (1);

The dripper (2) is detachably screwed at the end part of the pipe body (1), and a first connecting thread (221) is arranged on the peripheral wall of the dripper (2); and

The nut cap (3), one end is used for with first connecting screw thread (221) connects the cooperation soon, and the other end is snatchs end (31), snatch and be equipped with on end (31) and be used for the snatch hole (311) that automatic spanner (41) on the production line snatched.

2. Dropper as claimed in claim 1, wherein the outer peripheral wall of the tube (1) is further provided with a rotation stopping limiting member (12), and the rotation stopping limiting member (12) is used for being matched with a tube fixing seat (42) on the production line to limit the circumferential rotation of the tube (1).

3. A dropper as claimed in claim 2, wherein the number of rotation stop stoppers (12) is plural, the rotation stop stoppers (12) being uniformly arranged at intervals along the circumferential direction of the tube body (1).

4. Drip tube according to claim 1, characterized in that the drip head (2) comprises a body part (21) and a liquid drip part (22), the cross-sectional dimension of the body part (21) being larger than the cross-sectional dimension of the liquid drip part (22), a first step (23) being formed between the liquid drip part (22) and the body part (21), the first connecting thread (221) being provided on the outer circumferential wall of the liquid drip part (22), the first step (23) being used for limiting the precession depth of the cap (3).

5. Dropper as claimed in claim 4, wherein the tube body (1) has a connecting end (11) at one end, the connecting end (11) being provided with a second connecting thread (111), the dropper (2) further comprising a connecting portion (24) provided at an end of the body portion (21) facing away from the liquid drop portion (22), the connecting portion (24) being adapted to be screwed onto the connecting end (11).

6. Dropper as claimed in claim 5, wherein the connecting portion (24) has a lumen larger than the body portion (21), a second step (25) is formed between the connecting portion (24) and the body portion (21), the dropper (2) further comprises a guide portion (26) disposed on the second step (25), a clamping space (27) for the connecting end (11) to extend is formed between the guide portion (26) and the connecting portion (24), the guide portion (26) is used for extending into the lumen of the tube body (1), and the connecting portion (24) is used for being screwed on the outer side of the connecting portion (24).

7. Drip tube according to claim 6, characterized in that the outer peripheral wall of the connecting end (11) is further provided with a abutment boss (13), the abutment boss (13) being intended to limit the screwing depth of the connecting portion (24).

8. Drip tube according to any one of claims 1 to 7, characterized in that the grip aperture (311) is a polygonal aperture.

9. An automatic assembling tool for a dropper according to any one of claims 1 to 8, wherein the automatic assembling tool comprises:

The automatic wrench (41) is movably arranged and can perform circumferential autorotation, and the end part of the automatic wrench (41) is in profiling arrangement with the grabbing hole (311) of the cap (3) and is used for being in interference fit with the grabbing hole (311).

10. The automatic dropper assembling tool according to claim 9, wherein a rotation stopping limiting piece (12) is further arranged on the peripheral wall of the tube body (1), the automatic dropper assembling tool further comprises a tube body fixing seat (42), and the tube body fixing seat (42) is provided with a clamping fixing hole (421) for the tube body (1) to be installed in and a clamping gap (422) for being matched with the rotation stopping limiting piece (12) in a stopping mode.