Tool for assembling battery cover plate assembly

Abstract

The utility model provides a tool for assembling a battery cover plate assembly, which relates to the technical field of battery cover plate assembly, and comprises a first tool main body and at least one second tool main body, the operating bulge is used for being connected with the operating groove in the connecting piece, and the rotating piece is rotated by rotating the operating piece, so that the connecting piece is screwed on the pole. According to the tool for assembling the battery cover plate assembly, the first tool main body is used for placing the battery cover plate main body, and the positioning bulge on the first tool main body can be inserted into the pole identification, so that the pole can be fixed and cannot rotate; the pole, the upper plastic, the battery cover plate main body, the lower plastic and the connecting piece are sequentially assembled on the first tool main body, the second tool main body is connected with the connecting piece, and the connecting piece is screwed on the pole, so that the assembly of the battery cover plate assembly is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of battery cover assembly, in particular to a tool for assembling a battery cover assembly. Background Art

[0002] The traditional cover plate structure pole adopts copper-aluminum friction welding technology, and relies on PPS material in-mold injection molding to fix the cover plate and the pole. There is a risk of fracture of the copper-aluminum joint surface of the pole and the risk of the pole and the cover plate falling off, which reduces the safety of new energy batteries during use.

[0003] At the same time, the lithium-ion battery cover has positive and negative pole conductors for conductivity. The traditional processing technology is to add each component to the pole position one by one, and encapsulate the pole on the battery cover by injection molding, welding or riveting. This processing process is cumbersome and it is inevitable that deviations will occur during the production process, resulting in an increase in the defective rate and affecting production efficiency.

[0004] Moreover, when the pole is encapsulated on the battery cover by injection molding, welding or riveting, the pole assembly may be misaligned due to poor alignment, causing the cover to be scrapped; the processes such as injection molding, welding or riveting are relatively complicated and have a low fault tolerance rate. Utility Model Content

[0005] The utility model aims to provide a tool for assembling a battery cover assembly, so as to alleviate the technical problems that the battery cover and the pole are easily misaligned during packaging, and the packaging process is complicated and the fault tolerance rate is low.

[0006] The utility model provides a tool for assembling a battery cover assembly, comprising a first tool body and at least one second tool body;

[0007] The upper end surface of the first tooling body is provided with an upper mounting groove matching the battery cover body, and a positioning groove matching the pole is provided in the upper mounting groove;

[0008] A positioning protrusion matching the pole mark is arranged in the positioning groove;

[0009] The second tooling body includes a rotating part and an operating part, wherein the rotating part is arranged at one end of the operating part; the rotating part has an operating surface, and an operating protrusion is arranged on the operating surface, and the operating protrusion is used to connect with the operating groove on the connecting part. By rotating the operating part, the rotating part is rotated, so that the connecting part is screwed on the pole.

[0010] In an optional embodiment, a stepped groove is provided in the upper mounting groove, and the stepped groove is used to accommodate the upper plastic.

[0011] In an optional embodiment, the stepped groove is concentrically arranged with the upper mounting groove; and the inner diameter of the stepped groove is larger than the inner diameter of the upper mounting groove.

[0012] In an optional embodiment, the operating member is a threaded rod.

[0013] In an optional embodiment, the rotating member includes a rotating body and at least two rotating arms, and the plurality of rotating arms are evenly arranged along the circumference of the rotating body; and the operating protrusion is arranged on each of the rotating arms.

[0014] In an optional embodiment, two positioning grooves are provided in the upper mounting groove, one positioning groove matches the positive electrode post, and the other positioning groove matches the negative electrode post.

[0015] In an optional embodiment, the positioning protrusion in one of the positioning grooves is in the shape of a positive pole identification, and the positioning protrusion in the other positioning groove is in the shape of a negative pole identification.

[0016] In an optional embodiment, the positioning protrusion in one of the positioning grooves is a cross protrusion, and the positioning protrusion in the other positioning groove is a straight protrusion.

[0017] In an optional embodiment, two second tooling bodies are included, and the operating protrusions of the two second tooling bodies are different.

[0018] In an optional embodiment, a second tooling body is included.

[0019] The first tooling body of the tooling for assembling a battery cover assembly provided by the utility model is used to place the battery cover assembly, and the positioning protrusion on the first tooling body can be inserted into the pole mark, so that the pole can be fixed and the pole cannot be rotated; the pole, the upper plastic, the battery cover assembly, the lower plastic and the connecting piece are assembled on the first tooling body in sequence, and the second tooling body is connected to the connecting piece and the connecting piece is screwed on the pole, so that the assembly of the battery cover assembly is realized, the installation is convenient, and the fault tolerance rate is high, so that the parts of the battery cover assembly can be produced separately, thereby improving the convenience of manufacturing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1A structural schematic diagram of a first tool body of a tool for assembling a battery cover assembly provided by an embodiment of the utility model;

[0022] Figure 2 for Figure 1 The structural schematic diagram of the AA section of the structural schematic diagram of the first tooling body shown;

[0023] Figure 3 for Figure 2 A partial enlarged view of B of the structural schematic diagram of the AA section of the structural schematic diagram of the first tooling body shown;

[0024] Figure 4 for Figure 1 A schematic structural diagram of the first tooling body from another angle shown;

[0025] Figure 5 A schematic structural diagram of a second tool body of a tool for assembling a battery cover assembly provided by an embodiment of the utility model;

[0026] Figure 6 for Figure 5 A schematic structural diagram of the second tooling body from another angle shown;

[0027] Figure 7 A schematic diagram of the structure of the tooling for assembling a battery cover assembly provided in an embodiment of the utility model for assembling a battery cover assembly;

[0028] Figure 8 A schematic diagram of the structure of a battery cover assembly assembled by a tool for assembling a battery cover assembly provided in an embodiment of the utility model;

[0029] Fig. 9 for Figure 8 The structural schematic diagram of the CC section of the battery cover assembly shown;

[0030] Fig.10 for Fig. 9 A partial enlarged view of D of the structural schematic diagram of the CC section of the battery cover assembly shown;

[0031] Fig.11 for Figure 8 A schematic structural diagram of a connecting piece of a battery cover assembly shown;

[0032] Fig.12 for Figure 8 A schematic structural diagram of a battery cover plate main body of a battery cover plate assembly shown;

[0033] Fig.13 for Figure 8 A schematic diagram of the structure of the lower plastic of the battery cover assembly shown;

[0034] Fig.14 for Figure 8 A schematic structural diagram of the lower plastic of the battery cover assembly from another angle is shown.

[0035] Icons: 100-first tooling body; 200-upper mounting groove; 300-positioning groove; 400-positioning protrusion; 500-step groove; 600-operating member; 700-rotating member; 701-rotating body; 702-rotating arm; 800-operating protrusion; 900-battery cover body; 110-pole; 120-pole identification; 130-upper plastic; 140-sealing ring; 150-connecting member; 160-lower plastic; 170-operating groove; 180-first mounting hole; 190-lower fixing groove; 210-first accommodating groove; 220-second mounting hole. DETAILED DESCRIPTION

[0036] The terms “first”, “second”, “third”, etc. are only used for distinguishing descriptions and do not indicate the order of arrangement, nor can they be understood as indicating or implying relative importance.

[0037] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0038] In the description of the present application, it should be noted that the terms "inside", "outside", "left", "right", "up", "down", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the products of the present application are usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present application.

[0039] In the description of this application, unless otherwise clearly specified and limited, the terms "set", "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of two elements.

[0040] The technical solution of the present application will be clearly and completely described below in conjunction with the accompanying drawings.

[0041] Reference Figure 1-Figure 6 , the utility model provides a tool for assembling a battery cover assembly, comprising a first tool body 100 and at least one second tool body;

[0042] The upper end surface of the first tooling body 100 is provided with an upper mounting groove 200 matching with the battery cover body 900, and a positioning groove 300 matching with the pole 110 is provided in the upper mounting groove 200;

[0043] A positioning protrusion 400 matching the pole mark 120 is arranged in the positioning groove 300;

[0044] The second tooling body includes a rotating member 700 and an operating member 600, wherein the rotating member 700 is arranged at one end of the operating member 600; the rotating member 700 has an operating surface, on which an operating protrusion 800 is arranged, and the operating protrusion 800 is used to connect with the operating groove 170 on the connecting member 150. By rotating the operating member 600, the rotating member 700 is rotated, so that the connecting member 150 is screwed onto the pole 110.

[0045] Reference Figure 7-Figure 14 A general battery cover assembly includes a battery cover body 900, on which two first mounting holes 180 are arranged, in which a sealing ring 140 is assembled, and a ring groove is arranged on the circumference of the sealing ring 140; the upper plastic 130 includes an upper plastic 130 body and an annular plate, and the annular plate is arranged on the circumference of the upper plastic 130 body, and the annular plate extends upward to form an upper fixing protrusion, and extends downward to form a lower fixing protrusion.

[0046] A lower fixing groove 190 for matching the lower fixing protrusion is provided on the battery cover body 900; the lower plastic 160 and the sealing ring 140 form a physical isolation between the battery cover body 900 and the pole 110; a second mounting hole 220 is provided on the lower plastic 160, and a first accommodating groove 210 is provided on the lower end surface of the lower plastic 160, the first accommodating groove 210 is concentrically arranged with the second mounting hole 220, and the inner diameter of the first accommodating groove 210 is larger than the inner diameter of the second mounting hole 220; the connecting piece 150 is assembled in the first accommodating groove 210 and is screwed on the pole 110.

[0047] In some embodiments, the first tooling body 100 of the tooling for assembling the battery cover assembly is generally placed on a support surface with the end face of the upper mounting groove 200 facing upward; the pole 110 is assembled in the positioning groove 300, and the positioning protrusion 400 is inserted into the mark of the pole 110; in this way, the pole 110 cannot rotate in the positioning groove 300, so that the pole 110 is fixed.

[0048] Continue to install the upper plastic 130, install the sealing ring 140 on the battery cover body 900, then assemble the battery cover body 900 on the first tooling body 100, assemble the lower plastic 160 on the battery cover body 900, and then use the second tooling body to connect and rotate with the connecting piece 150, so that the connecting piece 150 is screwed on the pole 110; that is, the connection between the pole 110 and the battery cover body 900 is realized.

[0049] Reference Figure 2 and Figure 3 In an optional embodiment, a stepped groove 500 is provided in the upper mounting groove 200 , and the stepped groove 500 is used to accommodate the upper plastic 130 .

[0050] In order to better physically isolate the pole 110 from the battery cover body 900, the upper plastic 130 and the sealing ring 140 are located between the pole 110 and the battery cover body 900; in order to better assemble the upper plastic 130, a stepped groove 500 is provided on the first tooling body 100, and the stepped groove 500 is located on the side of the upper mounting groove 200 close to the battery cover body 900; after the pole 110 is assembled into the upper mounting groove 200, the upper plastic 130 is assembled into the stepped groove 500.

[0051] In an optional embodiment, the stepped groove 500 is concentrically arranged with the upper mounting groove 200 ; and an inner diameter of the stepped groove 500 is greater than an inner diameter of the upper mounting groove 200 .

[0052] The stepped groove 500 and the upper mounting groove 200 are generally cylindrical; that is, the upper mounting groove 200 and the stepped groove 500 can also be other shapes, such as rectangular, etc.; when the pole 110 is cylindrical, in order to better clamp the battery cover body 900 by the pole 110 and the connecting member 150, the surrounding side of the first mounting hole 180 is evenly stressed; the cross-section of the pole 110 is circular, and the stepped groove 500 and the positioning groove 300 are both matched with the pole 110.

[0053] In an optional embodiment, the operating member 600 is a threaded rod.

[0054] In order to facilitate the screwing of the connecting member 150 on the pole 110, the connecting member 150 has a threaded hole, and the operating member 600 is a threaded rod. The transmission device is used to drive the operating member 600 to rotate, and the operating member 600 drives the rotating member 700 to rotate. The operating protrusion 800 on the rotating surface of the rotating member 700 is inserted into the operating groove 170 on the connecting member 150, so that the rotating member 700 drives the connecting member 150 to rotate, even if the connecting member 150 is screwed on the pole 110, the connection between the connecting member 150 and the pole 110 is realized, that is, the connecting member 150 and the pole 110 cooperate to clamp the battery cover body 900, so that the pole 110 is fixed on the battery cover body 900.

[0055] Reference Figure 5 and Figure 6 In an optional embodiment, the rotating member 700 includes a rotating body 701 and at least two rotating arms 702 , and the plurality of rotating arms 702 are evenly arranged along the circumference of the rotating body 701 ; and the operating protrusion 800 is arranged on each of the rotating arms 702 .

[0056] Generally, the rotating member 700 includes a rotating body 701, and the operating member 600 is connected to the rotating body 701; a plurality of rotating arms 702 are evenly arranged on the rotating body 701, and each rotating arm 702 is provided with an operating protrusion 800. Generally, the number of rotating arms 702 arranged on the rotating body 701 corresponds one to one with the number of operating grooves 170 on the connecting member 150.

[0057] In an optional embodiment, two positioning grooves 300 are provided in the upper mounting groove 200 , one positioning groove 300 matches the positive electrode post 110 , and the other positioning groove 300 matches the negative electrode post 110 .

[0058] In an optional embodiment, the positioning protrusion 400 in one of the positioning grooves 300 is in a positive pole identification shape, and the positioning protrusion 400 in the other positioning groove 300 is in a negative pole identification shape.

[0059] In an optional embodiment, the positioning protrusion 400 in one positioning groove 300 is a cross protrusion, and the positioning protrusion 400 in another positioning groove 300 is a straight protrusion.

[0060] An upper mounting groove 200 is provided on the first tooling body 100, and two positioning grooves 300 are provided in the upper mounting groove 200, one positioning groove 300 is used to assemble the positive electrode column 110, and the other positioning groove 300 is used to assemble the negative electrode column 110;

[0061] The positive pole pole 110 has a positive pole mark, and the negative pole pole 110 has a negative pole mark. Generally, the positive pole mark is a cross, that is, a cross groove is provided on the positive pole pole 110, and the negative pole mark is a straight line, that is, a straight line groove is provided on the negative pole pole 110; the positioning protrusion 400 in one positioning groove 300 is a cross, and the positioning protrusion 400 in the other positioning groove 300 is a straight line.

[0062] When the positive electrode mark and the negative electrode mark are of other shapes, the positioning protrusion 400 is of a matching shape; after the positioning protrusion 400 is inserted into the corresponding groove of the pole 110, the pole 110 cannot rotate; thus, when the connecting piece 150 is screwed onto the pole 110, the pole 110 will not rotate, thus screwing the connecting piece 150 onto the pole 110.

[0063] In an optional embodiment, two second tooling bodies are included, and the operating protrusions 800 of the two second tooling bodies are different.

[0064] In an optional embodiment, a second tooling body is included.

[0065] Of the two connectors 150 of the battery cover assembly of the tooling for assembling the battery cover assembly, one connector 150 is made of aluminum and the other connector 150 is made of copper, that is, one connector 150 is used to connect to the positive electrode post 110, and the other connector 150 is used to connect to the negative electrode post 110; in order to better distinguish, two types of operating grooves 170 are provided on the connector 150, one is a straight groove, and the other is a cross groove; in this way, two second tooling bodies are required, one second tooling body is used to match the connector 150 connected to the negative electrode post 110, and the other second tooling body is used to match the connector 150 connected to the positive electrode post 110; since the materials of the two connectors 150 are different, the colors of the connectors 150 are also different; the two connectors 150 can also be distinguished by color, so that the same operating groove 170 can be provided on the two connectors 150; in this way, the tooling for assembling the battery cover assembly only includes one second tooling body.

[0066] The first tooling body 100 of the tooling for assembling a battery cover assembly provided by the utility model is used to place the battery cover body 900, and the positioning protrusion 400 on the first tooling body 100 can be inserted into the pole mark 120, so that the pole 110 can be fixed and the pole 110 cannot rotate; the pole 110, the upper plastic 130, the battery cover body 900, the lower plastic 160 and the connecting piece 150 are assembled on the first tooling body 100 in sequence, and the second tooling body is connected to the connecting piece 150 and the connecting piece 150 is screwed on the pole 110, so that the assembly of the battery cover assembly is realized, the installation is convenient, and the fault tolerance rate is high, so that the parts of the battery cover assembly can be produced separately, thereby improving the convenience of manufacturing.

[0067] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A tool for assembling a battery cover assembly, characterized in that: It comprises a first tooling body (100) and at least one second tooling body; An upper end surface of the first tooling body (100) is provided with an upper mounting groove (200) matching with the battery cover body (900), and a positioning groove (300) matching with the pole (110) is provided in the upper mounting groove (200); A positioning protrusion (400) matching the pole mark (120) is arranged in the positioning groove (300); The second tooling body comprises a rotating member (700) and an operating member (600), wherein the rotating member (700) is arranged at one end of the operating member (600); the rotating member (700) has an operating surface, on which an operating protrusion (800) is arranged, and the operating protrusion (800) is used to connect with an operating groove (170) on the connecting member (150). By rotating the operating member (600), the rotating member (700) is rotated, so that the connecting member (150) is screwed onto the pole (110).

2. The tooling for assembling a battery cover assembly according to claim 1, characterized in that: A stepped groove (500) is provided in the upper mounting groove (200), and the stepped groove (500) is used to accommodate the upper plastic (130).

3. The tooling for assembling a battery cover assembly according to claim 2, characterized in that: The stepped groove (500) is arranged concentrically with the upper mounting groove (200); and the inner diameter of the stepped groove (500) is greater than the inner diameter of the upper mounting groove (200).

4. The tooling for assembling a battery cover assembly according to claim 1, characterized in that: The operating member (600) is a threaded rod.

5. The tooling for assembling a battery cover assembly according to claim 1, characterized in that: The rotating member (700) comprises a rotating body (701) and at least two rotating arms (702), wherein the plurality of rotating arms (702) are evenly arranged along the circumference of the rotating body (701); and the operating protrusion (800) is arranged on each of the rotating arms (702).

6. The tooling for assembling a battery cover assembly according to claim 5, characterized in that: Two positioning grooves (300) are arranged in the upper mounting groove (200), one of the positioning grooves (300) matches the positive electrode post (110), and the other of the positioning grooves (300) matches the negative electrode post (110).

7. The tooling for assembling a battery cover assembly according to claim 2, characterized in that: The positioning protrusion (400) in one positioning groove (300) is in the shape of a positive pole identification, and the positioning protrusion (400) in the other positioning groove (300) is in the shape of a negative pole identification.

8. The tooling for assembling a battery cover assembly according to claim 2, characterized in that: The positioning protrusion (400) in one positioning groove (300) is a cross protrusion, and the positioning protrusion (400) in the other positioning groove (300) is a straight protrusion.

9. The tooling for assembling a battery cover assembly according to claim 1, characterized in that: It comprises two second tool bodies, and the operating protrusions (800) of the two second tool bodies are different.

10. The tooling for assembling a battery cover assembly according to claim 1, characterized in that: Includes a second tooling body.

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