Cylindrical lithium battery cover plate stamping die

Abstract

The utility model relates to the technical field of lithium battery cover plates, and discloses a cylindrical lithium battery cover plate stamping die which comprises a base assembly, driving assemblies are fixedly connected to the middles of the two ends of the upper surface of the base assembly, each driving assembly comprises a fixing block and an electric telescopic rod, and each electric telescopic rod is fixedly connected to the middle of the surface of one side of the corresponding fixing block. And a first screw hole penetrates through the end part of the peripheral surface of the output shaft of the electric telescopic rod, and a punching assembly is fixedly connected to the upper middle part of the base assembly. According to the stamping die for the cylindrical lithium battery cover plate, through the arrangement of the driving assembly and the stamping assembly, the problems that according to an existing stamping die for the cylindrical lithium battery cover plate, the cylindrical lithium battery cover plate is easily bonded with the die, and the formed cylindrical lithium battery cover plate is difficult to demold rapidly are solved; or the stamping structure is usually fixed, only cylindrical lithium battery cover plates can be stamped, and lithium battery cover plates in other shapes cannot be stamped.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery cover plates, in particular to a stamping die for a cylindrical lithium battery cover plate. Background Art

[0002] Lithium battery refers to a battery containing lithium (including metallic lithium, lithium alloys, lithium ions, and lithium polymers) in the electrochemical system. Lithium batteries can be roughly divided into two categories: lithium metal batteries and lithium ion batteries. Lithium metal batteries are usually non-rechargeable and contain metallic lithium. Lithium ion batteries do not contain metallic lithium and are rechargeable. When producing cylindrical lithium battery covers, relevant stamping dies are required, but they have the following problems in actual use:

[0003] At present, the existing cylindrical lithium battery cover plate stamping die, after stamping and cooling, the cylindrical lithium battery cover plate is easily adhered to the die, and it is difficult to quickly demold the formed cylindrical lithium battery cover plate, which has certain limitations in use; or the existing cylindrical lithium battery cover plate stamping die, when in use, often has a relatively fixed stamping structure, and can only be used to stamp cylindrical lithium battery covers, and cannot be used to stamp lithium battery covers of other shapes, which has certain limitations in use. Therefore, it is necessary to improve a cylindrical lithium battery cover plate stamping die to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a cylindrical lithium battery cover stamping die to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cylindrical lithium battery cover plate stamping die, comprising a base assembly, a driving assembly is fixedly connected to the middle of both ends of the upper surface of the base assembly, and the driving assembly comprises a fixed block and an electric telescopic rod, the electric telescopic rod is fixedly connected to the middle of one side surface of the fixed block, and a first screw hole is penetrated at the end of the circumferential surface of the output shaft of the electric telescopic rod, and a stamping assembly is fixedly connected to the middle of the upper surface of the base assembly.

[0006] Preferably, the stamping assembly includes a hydraulic rod and a second screw hole, and the second screw hole is arranged through the middle of one end of the circumferential surface of the hydraulic rod output shaft, and the hydraulic rod is sleeve-connected with a stamping head.

[0007] Preferably, a second sleeve is fixedly connected to the middle portion of the upper surface of the punch head, and a second insertion hole is provided through the middle portion of one end of the peripheral surface of the second sleeve.

[0008] Preferably, the base assembly includes a base plate and a slide groove, and the slide groove is arranged in the middle of both ends of the upper surface of the base plate, and the total number of the slide grooves is two.

[0009] Preferably, a support assembly is fixedly connected to the middle portion of the upper surface of the base assembly, and the support assembly comprises a U-shaped frame and a fixing hole, and the fixing hole is arranged through the middle portion of the upper surface of the U-shaped frame.

[0010] Preferably, a mold assembly is arranged in the middle of the upper surface of the base assembly, and the mold assembly includes a first mold and a second mold, the second mold is plugged and connected to one side of the first mold, and strip grooves are arranged at both ends of the surface of one side of the first mold.

[0011] Preferably, strip blocks are fixedly connected to both ends of one side surface of the second mold, and the strip blocks are plugged into the strip grooves, a first sleeve is fixedly connected to the middle of the outer surfaces of the first mold and the second mold, and a first socket is provided through the middle of the peripheral surface of the first sleeve, and a slider is fixedly connected to the middle of the bottom surfaces of the first mold and the second mold.

[0012] Compared with the prior art, the utility model provides a cylindrical lithium battery cover stamping die, which has the following beneficial effects:

[0013] 1. This cylindrical lithium battery cover plate stamping die, through the set driving component, has the effect of quickly demolding the cylindrical lithium battery cover plate, which solves the problem that the existing cylindrical lithium battery cover plate stamping die is easy to stick to the die after stamping and cooling, and it is difficult to quickly demold the formed cylindrical lithium battery cover plate, which has certain limitations in use.

[0014] 2. This cylindrical lithium battery cover plate stamping die, through the set stamping components, has the effect of stamping lithium battery cover plates of different shapes, which solves the problem that the existing cylindrical lithium battery cover plate stamping die is often used. The stamping structure is relatively fixed and can only be used to stamp cylindrical lithium battery cover plates, and lithium battery cover plates of other shapes cannot be stamped, which has certain limitations in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the drive assembly of the utility model;

[0018] Figure 3 This is a schematic diagram of the mold assembly structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the stamping assembly of the utility model.

[0020] In the figure: 1. base assembly; 11. base plate; 111. slide groove; 2. drive assembly; 21. fixed block; 22. electric telescopic rod; 221. first screw hole; 3. mold assembly; 31. first mold; 311. strip groove; 32. second mold; 33. strip block; 34. first sleeve; 341. first socket; 35. slider; 4. support assembly; 41. U-shaped frame; 411. fixed hole; 5. stamping assembly; 51. hydraulic rod; 511. second screw hole; 52. stamping head; 53. second sleeve; 531. second socket. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Example:

[0024] See also Figure 1-4The utility model provides a technical solution: a cylindrical lithium battery cover stamping die, comprising a base assembly 1, a driving assembly 2 is fixedly connected to the middle of both ends of the upper surface of the base assembly 1, and the driving assembly 2 comprises a fixed block 21 and an electric telescopic rod 22, the electric telescopic rod 22 is fixedly connected to the middle of one side surface of the fixed block 21, and a first screw hole 221 is penetrated at the end of the peripheral surface of the output shaft of the electric telescopic rod 22, and a stamping assembly 5 is fixedly connected to the middle of the upper part of the base assembly 1; the stamping assembly 5 comprises a hydraulic rod 51 and a second screw hole 511, and the second screw hole 511 is penetrated at the middle of one end of the peripheral surface of the output shaft of the hydraulic rod 51, and the hydraulic rod 51 is sleeved and connected with a stamping head 52; a second sleeve 53 is fixedly connected to the middle of the upper surface of the stamping head 52, and a second plug hole 531 is penetrated at the middle of one end of the peripheral surface of the second sleeve 53;

[0025] Working principle: When the cylindrical lithium battery cover stamping mold is in use, it is only necessary to pour the casting material into the mold assembly 3, and control the hydraulic rod 51 to descend through the external control end, thereby driving the punching head 52 to descend, and the casting material in the mold assembly 3 is stamped and formed. When the formed cylindrical lithium battery cover in the mold assembly 3 needs to be demolded, it is only necessary to control the electric telescopic rod 22 to contract through the external control end, and then the mold assembly 3 can be decomposed into the first mold 31 and the second mold 32, and then the demolding can be performed quickly. When it is necessary to stamp different colliding lithium battery covers, it is only necessary to unscrew the knob bolt in the second screw hole 511 counterclockwise to replace the punching head 52. The opposite method can be used to connect punching heads 52 of other shapes, and the mold assembly 3 can be replaced with a shape compatible with the punching head 52. It is relatively convenient and practical, and it is worth promoting vigorously.

[0026] Among them Figure 1 As shown, the base assembly 1 includes a base plate 11 and a slide groove 111 , and the slide groove 111 is arranged in the middle of both ends of the upper surface of the base plate 11 , and the total number of the slide grooves 111 is two; specifically, the slider 35 slides in the slide groove 111 .

[0027] Among them Figure 4 As shown, a support assembly 4 is fixedly connected to the middle of the upper surface of the base assembly 1, and the support assembly 4 includes a U-shaped frame 41 and a fixing hole 411, and the fixing hole 411 is set through the middle of the upper surface of the U-shaped frame 41; specifically, the hydraulic rod 51 is fixedly connected in the fixing hole 411.

[0028] Among them Figure 3As shown, a mold assembly 3 is provided in the middle of the upper surface of the base assembly 1, and the mold assembly 3 includes a first mold 31 and a second mold 32. The second mold 32 is plugged and connected to one side of the first mold 31, and strip grooves 311 are provided at both ends of the surface of one side of the first mold 31; strip blocks 33 are fixedly connected to both ends of the surface of one side of the second mold 32, and the strip blocks 33 are plugged and connected in the strip grooves 311, a first sleeve 34 is fixedly connected to the middle of the outer surfaces of the first mold 31 and the second mold 32, and a first plug hole 341 is penetrated in the middle of the peripheral surface of the first sleeve 34, and a slider 35 is fixedly connected to the middle of the bottom surface of the first mold 31 and the second mold 32; specifically, the strip block 33 is inserted into the strip groove 311, so that the first mold 31 and the second mold 32 can be spliced.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A cylindrical lithium battery cover stamping die, characterized in that: The invention comprises a base assembly (1), wherein a driving assembly (2) is fixedly connected to the middle of both ends of the upper surface of the base assembly (1), and the driving assembly (2) comprises a fixing block (21) and an electric telescopic rod (22), wherein the electric telescopic rod (22) is fixedly connected to the middle of one side surface of the fixing block (21), and a first screw hole (221) is provided through the end of the peripheral surface of the output shaft of the electric telescopic rod (22), and a stamping assembly (5) is fixedly connected to the middle of the upper surface of the base assembly (1).

2. A cylindrical lithium battery cover stamping die according to claim 1, characterized in that: The punching assembly (5) comprises a hydraulic rod (51) and a second screw hole (511), wherein the second screw hole (511) is arranged through the middle of one end of the circumferential surface of the output shaft of the hydraulic rod (51), and the hydraulic rod (51) is sleeve-connected with a punching head (52).

3. A cylindrical lithium battery cover stamping die according to claim 2, characterized in that: A second sleeve (53) is fixedly connected to the middle of the upper surface of the punch head (52), and a second insertion hole (531) is provided through the middle of one end of the peripheral surface of the second sleeve (53).

4. The cylindrical lithium battery cover stamping die according to claim 1, characterized in that: The base assembly (1) comprises a base plate (11) and a slide groove (111), wherein the slide groove (111) is arranged in the middle of both ends of the upper surface of the base plate (11), and the total number of the slide grooves (111) is two.

5. The cylindrical lithium battery cover stamping die according to claim 1, characterized in that: A support assembly (4) is fixedly connected to the middle of the upper surface of the base assembly (1), and the support assembly (4) comprises a U-shaped frame (41) and a fixing hole (411), wherein the fixing hole (411) is arranged through the middle of the upper surface of the U-shaped frame (41).

6. The cylindrical lithium battery cover stamping die according to claim 1, characterized in that: A mold assembly (3) is arranged in the middle of the upper surface of the base assembly (1), and the mold assembly (3) comprises a first mold (31) and a second mold (32), the second mold (32) is plug-connected to one side of the first mold (31), and strip grooves (311) are arranged at both ends of the surface of one side of the first mold (31).

7. A cylindrical lithium battery cover stamping die according to claim 6, characterized in that: The second mold (32) has strip blocks (33) fixedly connected at both ends of one side surface, and the strip blocks (33) are plugged into the strip groove (311); the first sleeve (34) is fixedly connected at the middle of the outer surface of the first mold (31) and the second mold (32), and a first insertion hole (341) is provided through the middle of the peripheral surface of the first sleeve (34); and the first mold (31) and the second mold (32) have a slider (35) fixedly connected at the middle of the bottom surface.

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