Plastic nail press-fitting manipulator and battery shell spraying equipment

By designing a robotic arm for pressing and fitting glue nails, and using grippers and negative pressure suction tubes to position the glue nails, the problems of glue nail insertion deviation and low efficiency were solved, achieving accurate insertion of glue nails and improving assembly quality.

CN224102939UActive Publication Date: 2026-04-10DONGGUAN SUMIDA AUTOMATION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DONGGUAN SUMIDA AUTOMATION CO LTD
Filing Date
2025-04-22
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

In the current battery casing spraying process, the glue pins are prone to being inserted at an angle, not deep enough, and with low efficiency, which affects the assembly quality.

Method used

Design a robotic arm for pressing and inserting adhesive nails. It uses grippers and negative pressure suction tubes to clamp and absorb the adhesive nails, keeping them in a vertical position. It then uses a drive cylinder and lifting module to precisely insert the nails into the threaded holes of the battery casing.

Benefits of technology

It effectively avoids misalignment of the glue pin insertion, improves the quality and efficiency of glue pin insertion, ensures that the glue pin is accurately inserted into the threaded hole, and improves the assembly quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of battery production, and discloses a plastic nail press-fitting manipulator and battery shell spraying equipment, which comprise a clamping jaw for clamping a plastic nail, a driving cylinder for controlling the action of the clamping jaw, and a negative pressure adsorption tube penetrating through the driving cylinder to adsorb one end of the plastic nail, the clamping jaw comprises two clamping arms which are oppositely arranged, an adsorption opening of the negative pressure adsorption pipe is located between the two clamping arms, and one end of the plastic nail can be inserted into the adsorption opening. According to the plastic nail press-fitting manipulator and the battery shell spraying equipment, the insertion quality of plastic nails is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to battery production technical field especially relates to a press -fitting glue nail mechanical hand and battery shell spraying equipment. BACKGROUND

[0002] With the development of society, the quality requirement of the existing battery shell is also higher and higher.

[0003] The battery shell needs to be surface sprayed in the production process, but generally a plurality of threaded holes are arranged on the battery shell to facilitate installation, and paint (or other spraying material) is easily sprayed into the threaded hole in the spraying process, thereby causing assembly deviation in subsequent assembly and affecting assembly quality. To solve the above problems, the existing solution is to provide a glue nail for inserting into the threaded hole, thereby avoiding spraying paint into the threaded hole. The existing glue nail insertion method is generally manually inserted, which causes the glue nail to be prone to deflection, insufficient insertion depth of the glue nail, low insertion efficiency of the glue nail and other problems.

[0004] Therefore, it is necessary to design a press -fitting glue nail mechanical hand and battery shell spraying equipment to improve the insertion quality of the glue nail.

[0005] The above information is given as background information only to assist with an understanding of the present disclosure, and does not constitute a determination or acknowledgement that any of the above information can be used as prior art with respect to the present disclosure. UTILITY MODEL CONTENT

[0006] The utility model provides a press -fitting glue nail mechanical hand and battery shell spraying equipment to improve the insertion quality of the glue nail.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] A press -fitting glue nail mechanical hand, including the clamping jaw for clamping the glue nail, the drive cylinder for controlling the action of the clamping jaw and the negative pressure adsorption pipe through the drive cylinder to adsorb one end of the glue nail, the negative pressure adsorption pipe is connected with the negative pressure suction device;

[0009] The clamping jaw includes two clamping arms arranged oppositely, the adsorption port of the negative pressure adsorption pipe is located between the two clamping arms, and one end of the glue nail can be inserted into the adsorption port.

[0010] Optionally, the glue nail includes a clamped column part that can be inserted into the adsorption port, a ring-shaped protruding part connected to the clamped column part and an insertion column part connected to the ring-shaped protruding part;

[0011] The clamped column part, the ring-shaped protruding part and the insertion column part are sequentially connected, and the side surface of the ring-shaped protruding part close to the insertion column part is a fitting plane.

[0012] Optionally, the center lines of the clamped column part, the annular protruding part and the insertion column part coincide with each other.

[0013] A limiting step surface for stopping the clamped column part is arranged in the inner hole of the negative pressure suction pipe.

[0014] Optionally, the clamping arm has a protruding clamping part, and the clamping part has a positioning surface for abutting against the top surface of the annular protruding part.

[0015] Optionally, a downward pressing driving cylinder is further included.

[0016] The telescopic shaft of the downward pressing driving cylinder is connected with the negative pressure suction pipe.

[0017] Optionally, a support plate and a lifting driving module for driving the support plate to ascend and descend along the center line of the negative pressure suction pipe are further included.

[0018] A plurality of downward pressing driving cylinders are arranged on the support plate in an array, and each of the downward pressing driving cylinders is connected with a single negative pressure suction pipe.

[0019] Optionally, a plurality of vertical slide rails are arranged on the support plate in an array, and a sliding block is slidably arranged on each of the vertical slide rails, and a downward pressing driving cylinder is arranged on the sliding block.

[0020] A buffer spring is connected to the top of the support plate, and the bottom end of the buffer spring is connected with the sliding block.

[0021] Optionally, a support flat plate is further included, and the support flat plate is perpendicular to the support plate.

[0022] The support flat plate is provided with a sliding through hole matched with the negative pressure suction pipe.

[0023] Optionally, a vacuum connecting seat is connected to the top end of the negative pressure suction pipe, and the negative pressure suction pipe is connected with the negative pressure suction device through the vacuum connecting seat.

[0024] A battery shell spraying device comprises the press-fit glue nail mechanical arm.

[0025] Compared with the prior art, the battery shell spraying device has the following beneficial effects:

[0026] The battery shell spraying device provided by the utility model can clamp glue nails by two clamping arms, and the one end of the glue nail is positioned and inserted into the suction port, so that the glue nail can be kept in a vertical state, the glue nail can be accurately inserted into the threaded hole of the battery shell along the center line of the negative pressure suction pipe, the situation that the glue nail is inserted at an angle can be effectively avoided, and the insertion quality of the glue nail is effectively improved.

[0027] The present application has other characteristics and advantages, which will be apparent from and / or set forth in the accompanying drawings and the detailed description that follows, as well as being used to explain the specific principles of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0029] Figure 1 is a side view schematic diagram of the press-fitting glue nail manipulator provided by the embodiment of the present application;

[0030] Figure 2 is a front view schematic diagram of the press-fitting glue nail manipulator provided by the embodiment of the present application;

[0031] Figure 3 is Figure 2 is a sectional view schematic diagram of the press-fitting glue nail manipulator along the line A-A in the embodiment of the present application;

[0032] Figure 4 is Figure 3 is an enlarged schematic diagram of the press-fitting glue nail manipulator at A in the embodiment of the present application;

[0033] Figure 5 is a three-dimensional schematic diagram of the press-fitting glue nail manipulator provided by the embodiment of the present application;

[0034] Figure 6 is a structural schematic diagram of the glue nail provided by the embodiment of the present application.

[0035] The drawings show that: 1, a clamping jaw; 11, a clamping arm; 111, a clamping part; 1101, a positioning surface; 2, a driving cylinder; 3, a negative pressure suction pipe; 302, a limiting step surface; 31, a suction port; 32, a vacuum connection seat; 41, a clamped column part; 42, an annular protruding part; 43, an insertion column part; 401, a fitting plane; 5, a support plate; 51, a vertical sliding rail; 52, a sliding block; 53, a buffer spring; 6, a lifting driving module; 7, a support flat plate; 71, a sliding through hole; 100, a pressure driving cylinder. DETAILED DESCRIPTION

[0036] To explain possible application scenarios, technical principles, specific implementation schemes, and the purposes and effects of the present application in detail, the following embodiments are described in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and therefore only serve as examples, and cannot limit the protection scope of the present application.

[0037] In this paper, the term "embodiment" means that the specific features, structures or characteristics described in conjunction with the embodiment can be included in at least one embodiment of the present application. The term "embodiment" appearing at various places in the specification does not necessarily refer to the same embodiment, and does not particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, each technical feature mentioned in each embodiment can be combined in any way to form a corresponding implementable technical solution.

[0038] Unless otherwise defined, the meaning of the technical terms used herein is the same as that generally understood by those skilled in the art to which the present application belongs; the use of related terms herein is only for the purpose of describing specific embodiments, and is not intended to limit the present application.

[0039] In the description of the present application, the phrase "and / or" is a description of the logical relationship between the objects, which means that there can be three relationships, for example, A and / or B, which means that there are three cases: A exists, B exists, and A and B exist at the same time. In addition, the character " / " in this paper generally represents that the associated objects before and after are a "or" logical relationship.

[0040] In the present application, terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual quantity, primary and secondary or order relationship between the entities or operations.

[0041] Without more limitations, in the present application, the phrases "include", "contain", "have" or other similar expressions used in the sentence are intended to cover non-exclusive inclusion, and these expressions do not exclude the presence of other elements in the process, method or product including the described elements, so that the process, method or product including a series of elements can not only include those limited elements, but also include other elements not explicitly listed, or also include elements inherent to such process, method or product.

[0042] As the same understanding in the "Examination Guidelines", in this application, "greater than", "less than", "exceed" and so on are understood as not including the number; "above", "below", "within" and so on are understood as including the number. In addition, in the description of the embodiments of the application, the meaning of "multiple" is more than two (including two), and similar expressions related to "multiple" are also understood in this way, for example, "multiple groups", "multiple times" and the like, unless otherwise explicitly specified.

[0043] In the description of the embodiments of the application, the spatially related expressions used, such as "center", "longitudinal", "transverse", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the specific embodiment or the drawing, and are only for the convenience of describing the specific embodiments of the application or for the reader to understand, and do not indicate or imply that the indicated device or component must have a particular position, a particular orientation, or be constructed or operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the application.

[0044] Unless otherwise explicitly specified or limited, in the description of the embodiments of the application, the terms "mount", "connect", "connect", "fix", "set" and the like should be broadly understood. For example, the "connection" can be fixed connection, or detachable connection, or integral setting; it can be mechanical connection, or electrical connection, or communication connection; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art to which the application belongs, the specific meaning of the above terms in the embodiments of the application can be understood according to the specific circumstances.

[0045] Embodiment one

[0046] In view of the defects of the existing press-fitting glue nail mechanical hand, the applicant, based on many years of rich practical experience and professional knowledge in designing and manufacturing such products, and with the use of theory, actively researches and innovates, in order to create a press-fitting glue nail mechanical hand that can solve the defects in the prior art, and make the press-fitting glue nail mechanical hand more practical. After continuous research, design, and repeated trial of samples and improvement, the practical new type is finally created.

[0047] Please refer to Figures 1 to 6The utility model discloses a kind of press-fit glue nail mechanical hands, including the clamping jaw 1 for clamping glue nail, the drive cylinder 2 for controlling the action of clamping jaw 1 and the negative pressure suction tube 3 for suctioning one end of glue nail through drive cylinder 2, negative pressure suction tube 3 is used to communicate negative pressure suction device;Clamping jaw 1 includes two clamping arms 11 oppositely arranged, and the suction port 31 of negative pressure suction tube 3 is located between two clamping arms 11, and one end of glue nail can be inserted into suction port 31.

[0048] The press-fit glue nail mechanical hand in the embodiment, glue nail is taken material by two clamping arms 11 clamping, and one end of glue nail is positioned and inserted into suction port 31, glue nail is suctioned and two clamping arms are collectively clamped glue nail, so that glue nail can better keep vertical state, avoid the situation that glue nail is inclined.Glue nail can be accurately inserted into the threaded hole of battery shell along the center line direction of negative pressure suction tube 3, and the possibility of glue nail insertion is smaller, effectively improve the insertion quality of glue nail, so that glue nail can be accurately inserted into threaded hole.Specifically, the embodiment uses suction hole 31 and two clamping arms 11 to collectively position and clamp glue nail, so that glue nail can keep suitable pre-insertion posture, and improve the quality of inserting threaded hole of glue nail.

[0049] In addition, a gantry not shown is configured in the embodiment, for enabling press-fit glue nail mechanical hand to move along the beam direction of gantry. That is, press-fit glue nail mechanical hand can be slidably installed on the beam of gantry. Therefore, press-fit glue nail mechanical hand can clamp glue nail at set feeding position, and press glue nail into threaded hole of battery shell at set position.

[0050] Optionally, glue nail includes clamped column part 41 that can be inserted into suction port 31, annular protruding part 42 connected with clamped column part 41 and insertion column part 43 connected with annular protruding part 42;Clamped column part 41, annular protruding part 42 and insertion column part 43 are sequentially connected, and the side surface of annular protruding part 42 close to insertion column part 43 is a fitting plane 401. As shown, the top of clamped column part 41 can extend into suction port 31 of negative pressure suction tube 3, and clamped column part 41 is clamped by two clamping arms 11. The bottom surface of annular protruding part 42 is a plane, so as to better fit the surface of battery shell, and further reduce the possibility of spraying material into threaded hole. Figure 6

[0051] Optionally, the center lines of clamped column part 41, annular protruding part 42 and insertion column part 43 coincide with each other;Limiting step surface 302 for stopping clamped column part 41 is arranged in the inner hole of negative pressure suction tube 3. Specifically, limiting step surface 302 can abut against clamped column part 41, so that negative pressure suction tube 3 can better apply pressure to glue nail, so that glue nail can be more stably pressed into threaded hole of battery shell.

[0052] ​Optionally, the clamping arm 11 has a protruding clamping part 111, and the clamping part 111 has a positioning surface 1101 for abutting the top surface of the annular protruding part 42. Specifically, the positioning surface can abut the top surface of the annular protruding part 42 and press the annular protruding part 42, so that the glue nail can be stably pressed into the threaded hole of the battery shell.

[0053] Optionally, the press-fitting glue nail manipulator further comprises a downward driving cylinder 100, and the telescopic shaft of the downward driving cylinder 100 is connected with the negative pressure suction pipe 3. In the embodiment, an adapter is mounted on the telescopic shaft of the downward driving cylinder 100, and the adapter is fixedly connected with the vacuum connector 32.

[0054] Optionally, the press-fitting glue nail manipulator further comprises a support plate 5 and a lifting driving module 6 for driving the support plate 5 to ascend and descend along the center line of the negative pressure suction pipe 3, and the lifting driving module 6 can drive the downward driving cylinder 100 to ascend and descend to a suitable height. A plurality of downward driving cylinders 100 are arranged on the support plate 5 in an array with intervals, and each downward driving cylinder 100 is connected with a separate negative pressure suction pipe 3. In the embodiment, the heights of the different negative pressure suction pipes 3 can be controlled individually, that is, under the driving of the different downward driving cylinders 100, the corresponding clamping jaws 1 can be at different heights, so as to adapt to the needs of pressing the glue nail into the threaded holes with different heights.

[0055] Optionally, a plurality of vertical sliding rails 51 are arranged on the support plate 5 with intervals, a sliding block 52 is slidingly mounted on each vertical sliding rail 51, and a downward driving cylinder 100 is mounted on the sliding block 52. The top of the support plate 5 is connected with a buffer spring 53, and the bottom end of the buffer spring 53 is connected with the sliding block 52. The buffer spring 53 can buffer the impact force of the glue nail on the battery shell, so as to avoid damaging the battery shell.

[0056] Optionally, the press-fitting glue nail manipulator further comprises a support plate 7, and the support plate 7 is perpendicular to the support plate 5. The support plate 7 is provided with a sliding through hole 71 matched with the negative pressure suction pipe 3.

[0057] Optionally, the top end of the negative pressure suction pipe 3 is connected with the vacuum connector 32, and the negative pressure suction pipe 3 is connected with the negative pressure suction device through the vacuum connector 32. The vacuum connector 32 is provided with a gas passage, one end of the gas passage is connected with the negative pressure suction device through a pipeline, and the other end is communicated with the inner hole of the negative pressure suction pipe 3.

[0058] Embodiment Two

[0059] The embodiment discloses a battery shell spraying device, which comprises the press-fitting glue nail manipulator as described in Embodiment One.

[0060] Finally, it should be noted that the above embodiments have been described in the specification and drawings of the application, but this does not limit the patent protection scope of the application. Any equivalent structure or equivalent process replacement or modification based on the essential concept of the application, using the content described in the specification and drawings of the application, and directly or indirectly implementing the technical solutions of the above embodiments in other related technical fields, etc., are all included in the patent protection scope of the application.

Claims

1. A press-fitting rivet robot, characterized by comprising: The device comprises a clamp jaw (1) for clamping a rubber nail, a driving cylinder (2) for controlling the action of the clamp jaw (1), and a negative pressure suction pipe (3) penetrating through the driving cylinder (2) to suck one end of the rubber nail. The clamp jaw (1) comprises two oppositely arranged clamp arms (11), and the suction port (31) of the negative pressure suction pipe (3) is located between the two clamp arms (11), and one end of the rubber nail can be inserted into the suction port (31).

2. The press-rivet robot of claim 1, wherein The rubber nail comprises a clamped column part (41) that can be inserted into the suction port (31), a ring-shaped protruding part (42) connected to the clamped column part (41), and an insertion column part (43) connected to the ring-shaped protruding part (42). The clamped column part (41), the ring-shaped protruding part (42), and the insertion column part (43) are sequentially connected, and the side surface of the ring-shaped protruding part (42) close to the insertion column part (43) is a fitting plane (401).

3. The press-rivet robot of claim 2, wherein, The center lines of the clamped column part (41), the ring-shaped protruding part (42), and the insertion column part (43) coincide with each other. A limiting step surface (302) for stopping the clamped column part (41) is arranged in the inner hole of the negative pressure suction pipe (3).

4. The press-rivet robot of claim 2, wherein The clamp arm (11) has a protruding clamping part (111), and the clamping part (111) has a positioning surface (1101) for fitting the top surface of the ring-shaped protruding part (42).

5. The press-rivet robot of claim 1, wherein It also comprises a downward driving cylinder (100). The telescopic shaft of the downward driving cylinder (100) is connected to the negative pressure suction pipe (3).

6. The press-rivet robot of claim 5, wherein, It also comprises a support plate (5) and a lifting driving module (6) for driving the support plate (5) to rise and fall along the center line of the negative pressure suction pipe (3). A plurality of downward driving cylinders (100) are arranged on the support plate (5) in an array, and each downward driving cylinder (100) is connected to a separate negative pressure suction pipe (3).

7. The press-rivet robot of claim 6, wherein, A plurality of vertical slide rails (51) are arranged on the support plate (5) in an array, and a sliding block (52) is slidingly arranged on each vertical slide rail (51), and a downward driving cylinder (100) is arranged on the sliding block (52). A buffer spring (53) is connected to the top of the support plate (5), and the bottom end of the buffer spring (53) is connected to the sliding block (52).

8. The press-rivet robot of claim 6, wherein, It also comprises a support flat plate (7) that is perpendicular to the support plate (5). The support flat plate (7) is provided with a sliding through hole (71) that matches the negative pressure suction pipe (3).

9. The press-rivet robot of claim 1, wherein, The top end of the negative pressure suction pipe (3) is connected to a vacuum connection seat (32), and the negative pressure suction pipe (3) is connected to a negative pressure suction device through the vacuum connection seat (32).

10. A battery case painting apparatus characterized by comprising: The device comprises a pressing rubber nail robot as claimed in any one of claims 1 to 9.