Stamping die for battery aluminum shell production

Abstract

The utility model relates to the technical field of battery aluminum shell production, and discloses a stamping die for battery aluminum shell production, which comprises an operation table, a stand column fixedly connected to the top surface of the operation table, a top plate fixedly connected to the top surface of the stand column, a lower die holder, an upper die holder and a stamping plate arranged above the operation table, and a stamping device arranged above the upper die holder, the stamping device comprises a buffer part; the buffering part comprises a baffle, a connecting rod and a buffering plate. According to the stamping die for producing the battery aluminum shell, by arranging the lower pressing plate, the spring, the sliding rod, the sleeve, the mounting plate, the vertical rod, the swing rod and the rotating plate, after stamping is finished, the rotating plate is pressed downwards, the rear end of the rotating plate drives the swing rod and the vertical rod to move upwards, the mounting plate moves upwards, and the mounting plate ejects the battery aluminum shell clamped in the lower die base upwards; the lower pressing plate is pulled downwards, the lower pressing plate drives the stamping plate to move downwards, the battery aluminum shell clamped on the outer surface of the upper die base is jacked down, and the stamping plate and the lower pressing plate can reset upwards conveniently through the elastic force of the spring.

Description

Technical Field

[0001] The utility model relates to the technical field of battery aluminum shell production, in particular to a stamping die for battery aluminum shell production. Background Art

[0002] Battery aluminum shell is a battery shell made of aluminum alloy material, which is mainly used in square power batteries. The reason why power batteries are packaged in aluminum shells is that the aluminum shells are light in weight and easy to stamp into shape.

[0003] A Chinese patent discloses a stamping die for producing battery covers for electric vehicles, with the publication number CN209349381U, comprising an upper die seat, a lower die seat being arranged below the upper die seat, the upper die seat being fixedly mounted on the lower end surface of the lower pressure plate, the lower die seat being fixedly mounted on the upper end surface of the mounting plate, a lifting device being arranged inside the mounting plate, positioning components being arranged on the upper die seat and the lower die seat, the mounting plate being fixedly mounted on the upper end surface of the bottom plate. The utility model is a stamping die for producing battery covers for electric vehicles, which achieves the effects of improving the production accuracy of battery covers, improving the production qualification rate, and adjusting the die seat height for convenient operation by staff, thereby solving the problems of poor stability of existing stamping dies for producing battery covers for electric vehicles, easy deviation during the stamping process, affecting the production qualification rate of battery covers, and the inability to adjust the die seat height for inconvenience of operation by staff.

[0004] However, there are still the following disadvantages: the device uses a pneumatic cylinder to control the upper and lower molds, but when the aluminum battery shell is stamped, the aluminum shell may get stuck on the outside of the upper mold base or inside the lower mold base, making it difficult to remove, affecting the processing efficiency of the aluminum shell. To this end, we proposed a stamping die for battery aluminum shell production to solve this problem. Utility Model Content

[0005] The purpose of the utility model is to provide a stamping die for producing battery aluminum shells to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a stamping die for producing battery aluminum shells, comprising an operating table, a column is fixedly connected to the top surface of the operating table, a top plate is fixedly connected to the top surface of the column, a lower die seat, an upper die seat and a stamping plate are arranged above the operating table, a stamping device is arranged above the upper die seat, and the stamping device includes a buffer portion;

[0007] The buffer part includes a baffle, a connecting rod and a buffer plate, the bottom surface of the buffer plate is fixedly connected to the top surface of the upper die seat, the bottom surface of the connecting rod is fixedly connected to the top surface of the upper die seat, the top outer surface of the connecting rod slides through the bottom surface of the buffer plate and extends above the buffer plate, and the top surface of the connecting rod is fixedly connected to the bottom surface of the baffle;

[0008] A demoulding portion is provided above the operating table;

[0009] The demoulding part includes a vertical rod, a swing rod and a rotating plate. A groove is opened on the front of the lower mold base. Pins are arranged on the left and right end surfaces of the rotating plate through bearings. The outer surface of the pin is fixedly connected to the inner wall of the groove. The rear end of the rotating plate is hinged to the outer surface of the swing rod, and the rear end of the swing rod is hinged to the bottom end of the vertical rod.

[0010] A further improvement is that the buffer part also includes a hydraulic rod, a T-shaped slider and an elastic plate. The outer surface of the top end of the hydraulic rod is fixedly passed through the bottom surface of the top plate and extends above the top plate. The bottom surface of the hydraulic rod output rod is fixedly connected to the top surface of the buffer plate. By setting the hydraulic rod, it is convenient to control the stamping plate to stamp downward.

[0011] A further improvement is that a T-shaped groove is provided on the bottom surface of the buffer plate, the T-shaped slider is arranged inside the T-shaped groove, one end of the elastic plate is fixedly connected to the bottom surface of the T-shaped slider, and the other end of the elastic plate is fixedly connected to the bottom surface of the buffer plate. By arranging the T-shaped slider and the elastic plate, the elastic force of the elastic plate is utilized to buffer the punching force of the device.

[0012] A further improvement is that the demoulding part also includes a lower pressure plate, a spring, a sliding rod, a sleeve and a mounting plate. The bottom end of the vertical rod is hinged to the top end of the swing rod. The outer surface of the top end of the vertical rod slides through the inner wall of the groove and extends to the inside of the lower mold base. The top surface of the vertical rod is fixedly connected to the bottom surface of the mounting plate. The rotating plate is lifted upward so that the vertical rod pushes the top plate upward to eject the aluminum shell stuck in the lower mold base.

[0013] A further improvement is that a through hole is opened on the outer surface of the upper die base, the bottom surface of the lower pressure plate is fixedly connected to the top surface of the stamping plate, the outer surface of the lower pressure plate passes through the through hole and extends to the outside of the upper die base, the bottom end of the spring is fixedly connected to the top surface of the stamping plate, and the top end of the spring is fixedly connected to the inner wall of the upper die base. By pressing the lower pressure plate downward, the stamping plate moves downward and the aluminum shell stuck in the upper die base is ejected.

[0014] A further improvement is that the bottom surface of the slide rod is fixedly connected to the top surface of the stamping plate, the sleeve is slidably mounted on the outer surface of the slide rod, and the top surface of the sleeve is fixedly connected to the inner wall of the upper die seat. By arranging the slide rod and the sleeve, the stamping plate is prevented from tilting.

[0015] A further improvement is that a water hole is opened on the right end surface of the lower die seat, and a water pipe is fixedly connected to the right end surface of the lower die seat to facilitate cooling of the lower die seat.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the stamping die for producing battery aluminum shells is provided with a lower pressure plate, a spring, a sliding rod, a sleeve, a mounting plate, a vertical rod, a swing rod and a rotating plate. After the stamping is completed, the rotating plate is pressed downward, and the rear end of the rotating plate drives the swing rod and the vertical rod to move upward, so that the mounting plate moves upward, and the mounting plate pushes the battery aluminum shell stuck in the lower die seat upward, and pulls the lower pressure plate downward, and the lower pressure plate drives the stamping plate to move downward, and pushes down the battery aluminum shell stuck on the outer surface of the upper die seat, and utilizes the elastic force of the spring to facilitate the upward reset of the stamping plate and the lower pressure plate; by arranging a hydraulic rod, a baffle, a connecting rod, a buffer plate, a T-shaped slider and an elastic plate, the hydraulic rod is controlled to extend, the buffer plate is moved downward, and the stamping plate is stamped downward, and the elastic force of the elastic plate is utilized to buffer the stamping pressure; by arranging a water pipe, it is convenient to dissipate heat and cool the lower die seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a front cross-sectional view of the three-dimensional structure of the buffer part of the utility model;

[0019] Figure 3 It is a right side cross-sectional view of the three-dimensional structure of the buffer part of the utility model;

[0020] Figure 4 It is a partial cross-sectional view of the three-dimensional structure of the lower die base of the utility model;

[0021] Figure 5 It is a sectional view of the three-dimensional structure of the lower die base of the utility model.

[0022] In the figure: 1 operating table, 2 lower die base, 3 punching plate, 4 upper die base, 5 punching device, 51 buffer part, 52 demoulding part, 511 hydraulic rod, 512 baffle, 513 connecting rod, 515 buffer plate, 516 T-type slide block, 517 elastic plate, 521 lower pressure plate, 522 spring, 523 slide bar, 524 sleeve, 525 mounting plate, 526 vertical rod, 527 swing rod, 528 rotating plate, 6 top plate, 7 column, 8 water pipe. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 5The utility model provides a technical solution: a stamping die for producing battery aluminum shells, including an operating table 1, a column 7 is fixedly connected to the top surface of the operating table 1, a top plate 6 is fixedly connected to the top surface of the column 7, a lower die seat 2, an upper die seat 4 and a stamping plate 3 are arranged above the operating table 1, a water hole is opened on the right end surface of the lower die seat 2, and a water pipe 8 is fixedly connected to the right end surface of the lower die seat 2. By setting the water pipe 8, it is convenient to dissipate heat and cool the lower die seat 2;

[0025] A punching device 5 is provided above the upper die base 4, and the punching device 5 includes a buffer portion 51;

[0026] The buffer part 51 includes a baffle plate 512, a connecting rod 513 and a buffer plate 515. The bottom surface of the buffer plate 515 is fixedly connected to the top surface of the upper die base 4. The bottom surface of the connecting rod 513 is fixedly connected to the top surface of the upper die base 4. The top outer surface of the connecting rod 513 slides through the bottom surface of the buffer plate 515 and extends to the top of the buffer plate 515. The top surface of the connecting rod 513 is fixedly connected to the bottom surface of the baffle plate 512. The buffer part 51 also includes a hydraulic rod 511, a T-shaped slider 516 and an elastic plate 517. The top outer surface of the hydraulic rod 511 is fixedly connected to the bottom surface of the top plate 6 and extends to the top of the top plate 6. The bottom surface of the output rod of the hydraulic rod 511 is fixedly connected to the top surface of the buffer plate 515.

[0027] The bottom surface of the buffer plate 515 is provided with a T-shaped slide groove, the T-shaped slider 516 is arranged inside the T-shaped slide groove, one end of the elastic plate 517 is fixedly connected to the bottom surface of the T-shaped slider 516, and the other end of the elastic plate 517 is fixedly connected to the bottom surface of the buffer plate 515. By arranging the hydraulic rod 511, the baffle plate 512, the connecting rod 513, the buffer plate 515, the T-shaped slider 516 and the elastic plate 517, the hydraulic rod 511 is controlled to extend, so that the buffer plate 515 moves downward, so that the stamping plate 3 is stamped downward, and the elastic force of the elastic plate 517 is used to buffer the stamping pressure;

[0028] A demoulding portion 52 is provided above the operating table 1;

[0029] The demoulding part 52 includes a vertical rod 526, a swing rod 527 and a rotating plate 528. A groove is provided on the front of the lower mold base 2. Pins are provided on the left and right end surfaces of the rotating plate 528 through bearings. The outer surface of the pin is fixedly connected to the inner wall of the groove. The rear end of the rotating plate 528 is hinged to the outer surface of the swing rod 527. The rear end of the swing rod 527 is hinged to the bottom end of the vertical rod 526. The demoulding part 52 also includes a lower pressing plate 521, a spring 522, a sliding rod 523, a sleeve 524 and a mounting plate 525.

[0030] The bottom end of the vertical rod 526 is hinged to the top end of the swing rod 527, the outer surface of the top end of the vertical rod 526 slides through the inner wall of the groove and extends to the inside of the lower die seat 2, the top surface of the vertical rod 526 is fixedly connected to the bottom surface of the mounting plate 525, a through hole is provided on the outer surface of the upper die seat 4, the bottom surface of the lower pressing plate 521 is fixedly connected to the top surface of the stamping plate 3, the outer surface of the lower pressing plate 521 passes through the through hole and extends to the outside of the upper die seat 4, the bottom end of the spring 522 is fixedly connected to the top surface of the stamping plate 3, and the top end of the spring 522 is fixedly connected to the inner wall of the upper die seat 4;

[0031] The bottom surface of the slide bar 523 is fixedly connected to the top surface of the stamping plate 3, the sleeve 524 is slidably sleeved on the outer surface of the slide bar 523, and the top surface of the sleeve 524 is fixedly connected to the inner wall of the upper die seat 4. By setting the lower pressure plate 521, spring 522, slide bar 523, sleeve 524, mounting plate 525, vertical rod 526, swing rod 527 and rotating plate 528, after the stamping is completed, press the rotating plate 528 downward, and the rear end of the rotating plate 528 drives the swing rod 527 and the vertical rod 526 to move upward, so that the mounting plate 525 moves upward, and the mounting plate 525 pushes the battery aluminum shell stuck in the lower die seat 2 upward, and pulls the lower pressure plate 521 downward. The lower pressure plate 521 drives the stamping plate 3 to move downward, and pushes down the battery aluminum shell stuck on the outer surface of the upper die seat 4, and utilizes the elastic force of the spring 522 to facilitate the stamping plate 3 and the lower pressure plate 521 to reset upward.

[0032] When in use, the hydraulic rod 511 is controlled to extend, and the output rod of the hydraulic rod 511 drives the buffer plate 515 to move downward, and the buffer plate 515 drives the upper die seat 4 and the stamping plate 3 to move downward. When the stamping plate 3 contacts the aluminum plate, the elastic plate 517 is deformed, and the distance between the upper die seat 4 and the buffer plate 515 becomes shorter. The hydraulic rod 511 is controlled to shorten again. When the aluminum shell is stuck on the outer side of the upper die seat 4, the lower pressure plate 521 is pulled downward, and the lower pressure plate 521 drives the stamping plate 3 to move downward, and the stamping plate 3 will push down the aluminum shell stuck on the upper die seat 4. When the aluminum shell is stuck on the inner side of the lower die seat 2, the front end of the rotating plate 528 is pressed down, and the rear end of the rotating plate 528 drives the swing rod 527, the vertical rod 426 and the mounting plate 525 to move upward, and the mounting plate 525 will push out the aluminum shell stuck inside the lower die seat 2.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stamping die for producing battery aluminum shells, comprising an operating table (1), characterized in that: The top surface of the operating table (1) is fixedly connected to a column (7), the top surface of the column (7) is fixedly connected to a top plate (6), a lower die base (2), an upper die base (4) and a punching plate (3) are arranged above the operating table (1), a punching device (5) is arranged above the upper die base (4), and the punching device (5) includes a buffer portion (51); The buffer portion (51) comprises a baffle (512), a connecting rod (513) and a buffer plate (515); the bottom surface of the buffer plate (515) is fixedly connected to the top surface of the upper die seat (4); the bottom surface of the connecting rod (513) is fixedly connected to the top surface of the upper die seat (4); the top outer surface of the connecting rod (513) slides through the bottom surface of the buffer plate (515) and extends above the buffer plate (515); the top surface of the connecting rod (513) is fixedly connected to the bottom surface of the baffle plate (512); A demoulding portion (52) is provided above the operating table (1); The demoulding portion (52) comprises a vertical rod (526), ​​a swing rod (527) and a rotating plate (528); a groove is provided on the front side of the lower mold base (2); pins are provided on the left and right end surfaces of the rotating plate (528) for rotation via bearings; the outer surface of the pins is fixedly connected to the inner wall of the groove; the rear end of the rotating plate (528) is hinged to the outer surface of the swing rod (527); and the rear end of the swing rod (527) is hinged to the bottom end of the vertical rod (526).

2. A stamping die for producing battery aluminum shells according to claim 1, characterized in that: The buffer portion (51) further comprises a hydraulic rod (511), a T-shaped sliding block (516) and an elastic plate (517); the outer surface of the top end of the hydraulic rod (511) is fixedly passed through the bottom surface of the top plate (6) and extends above the top plate (6); the bottom surface of the output rod of the hydraulic rod (511) is fixedly connected to the top surface of the buffer plate (515).

3. A stamping die for producing battery aluminum shells according to claim 2, characterized in that: The bottom surface of the buffer plate (515) is provided with a T-shaped slide groove, the T-shaped slide block (516) is arranged inside the T-shaped slide groove, one end of the elastic plate (517) is fixedly connected to the bottom surface of the T-shaped slide block (516), and the other end of the elastic plate (517) is fixedly connected to the bottom surface of the buffer plate (515).

4. A stamping die for producing battery aluminum shells according to claim 1, characterized in that: The demoulding portion (52) further comprises a lower pressing plate (521), a spring (522), a sliding rod (523), a sleeve (524) and a mounting plate (525); the bottom end of the vertical rod (526) is hinged to the top end of the swing rod (527); the outer surface of the top end of the vertical rod (526) slides through the inner wall of the groove and extends to the inside of the lower mold base (2); the top surface of the vertical rod (526) is fixedly connected to the bottom surface of the mounting plate (525).

5. A stamping die for producing battery aluminum shells according to claim 4, characterized in that: A through hole is formed on the outer surface of the upper die seat (4); the bottom surface of the lower pressing plate (521) is fixedly connected to the top surface of the stamping plate (3); the outer surface of the lower pressing plate (521) passes through the through hole and extends to the outside of the upper die seat (4); the bottom end of the spring (522) is fixedly connected to the top surface of the stamping plate (3); and the top end of the spring (522) is fixedly connected to the inner wall of the upper die seat (4).

6. A stamping die for producing battery aluminum shells according to claim 4, characterized in that: The bottom surface of the slide bar (523) is fixedly connected to the top surface of the stamping plate (3); the sleeve (524) is slidably sleeved on the outer surface of the slide bar (523); and the top surface of the sleeve (524) is fixedly connected to the inner wall of the upper die seat (4).

7. A stamping die for producing battery aluminum shells according to claim 1, characterized in that: A water hole is provided on the right end surface of the lower die base (2), and a water pipe (8) is fixedly connected through the right end surface of the lower die base (2).

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