Battery cap shaping device

Abstract

A battery cap shaping device comprises a stamping die holder, the bottom of the stamping die holder is rotationally installed on a workbench, shaping die cavities are distributed in the upper end face of the stamping die holder, a fixing boss of a ring-shaped structure is arranged on the side wall of the stamping die holder, transmission gear teeth are evenly distributed on the fixing boss and meshed with a driving gear, and a driving motor drives the driving gear to rotate. The automatic charging mechanism is used for charging a battery cap into the shaping die cavity, the shaping assembly is used for shaping the battery cap in the shaping die cavity, the automatic charging mechanism comprises a charging barrel, a charging inner cavity is formed in the charging barrel, the bottom of the charging barrel is arranged on a charging barrel base, and a guide boss is arranged on the side wall of the charging inner cavity; a guide sliding groove communicated with the charging inner cavity is formed in the guide boss, a guide pressing block is arranged in the guide sliding groove, the guide pressing block positions the battery cap in the charging inner cavity through a first driving mechanism, and a discharging channel communicated with the charging inner cavity is formed in the bottom of the charging barrel base. The shaping efficiency of the battery cap can be improved.

Description

Technical Field

[0001] The present invention relates to the technical field of battery steel shells, and in particular to a battery cap shaping device. Background Art

[0002] The battery cap of a lithium-ion battery is composed of a top cover, an orifice plate, an explosion-proof plate and a sealing ring. During the hemming process, flanges are provided at both ends of the explosion-proof plate to cover both ends of the top cover. The flange structure is completed by stamping. After the hemming is completed, the battery cap has an uneven hemming and wrinkled edges, which makes the surface height of the hemming side of the battery cap uneven, resulting in poor height consistency of the hemming product of the battery cap. Therefore, the operator needs to place the battery caps one by one in the shaping mold cavity for shaping. However, the work efficiency is low and the labor intensity is high, which is not suitable for mass production of products. Summary of the Invention

[0003] The object of the present invention is to provide a battery cap shaping device, which can effectively solve the technical problems mentioned in the background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions: The driving mechanism that the present invention relates to a battery cap shaping device, comprising a stamping die seat, characterized in that: the bottom of the stamping die seat is rotatably mounted on the workbench, a shaping die cavity is distributed on the upper end surface, a fixed boss with a ring-shaped structure is provided on the side wall, and a transmission gear is evenly distributed on the fixed boss, and the transmission gear is meshed with the driving gear, and the driving motor drives the driving gear to rotate, and the automatic loading mechanism loads the battery cap into the shaping die cavity, and the shaping assembly shapes the battery cap in the shaping die cavity, and the automatic loading mechanism comprises a loading barrel, the loading barrel is provided with a loading cavity, the bottom is provided on the barrel base, a guide boss is provided on the side wall of the loading cavity, a guide chute connected with the loading cavity is provided on the guide boss, and a guide pressure block is provided in the guide chute, and the guide pressure block positions the battery cap in the loading cavity through the first driving mechanism, and the bottom of the barrel base is provided with a feeding channel connected with the charging cavity. The cam is provided with a first sliding groove connected to the feed channel, and the two sides of the second sliding groove are provided with a second sliding groove, and the two sides of the second sliding groove are provided with a limiting column on the outside of the second sliding groove. The second driving mechanism is installed in the outer side of the second sliding groove between the two adjacent battery caps in the loading cavity. The separator includes a separating top plate, a separating bottom plate and a separating column connecting the separating top plate and the separating bottom plate. The bottom of the separating bottom plate is provided with a limiting hole that matches the limiting column. When the second driving mechanism drives the second slide to reciprocate, the limiting column and the separating bottom plate move with the second slide until the separator passes through the separating groove on the guide boss, the separating bottom plate on the separator moves along the inclined guide rail until the inclined guide rail pushes the separating bottom plate to leave the limiting column. At the same time, the second slide completely leaves the feeding channel, so that the battery cap on the bottom layer passes through the feeding channel and the guide barrel and enters the shaping mold cavity.

[0005] Preferably, the driving mechanism includes a first motor and a first cam, a guide slide rod is provided on the guide pressure block in the vertical direction, and a first slider is provided on one side, one end of the guide slide rod passes through the guide hole on the fixed cover plate, and a first spring is provided between the guide pressure block and the fixed cover plate, and the first slider is connected to the sliding plate after passing through the first slide groove on the side wall of the guide slide groove, and the first roller is installed on the sliding plate, the first motor drives the first cam to rotate, and the first cam pushes the first roller to reciprocate.

[0006] Preferably, the second driving mechanism includes a second roller, a second motor and a second spring, the second cam pushes the second roller to reciprocate, the second motor drives the second cam to move, inclined guide rails are provided on both side walls of the give way groove, and a receiving groove for accommodating the partition is provided on the barrel base, the two ends of the second spring are respectively connected to the first fixed plate and the second fixed plate, and the first fixed plate and the second fixed plate are respectively connected to the second slide plate and the barrel base.

[0007] Preferably, a fixed top block is provided on the top of the fixed cover plate, and the fixed top block is connected to the top of the guide boss. A plurality of guide slide rods are distributed at equal intervals along the length direction of the guide pressure block, and the second cam is installed on the cam bottom plate, and the cam bottom plate is fixed to the bottom of the guide boss.

[0008] Preferably, a T-shaped slider is provided on the top of the guide barrel, a T-shaped groove is provided at the bottom of the barrel base, a slider entrance is provided on the T-shaped groove, and after the T-shaped slider is installed into the T-shaped groove from the slider entrance, the T-shaped slider slides along the T-shaped groove so that the T-shaped slider leaves the slider entrance.

[0009] Preferably, the shaping assembly includes a sliding disk and a shaping die, a positioning template is distributed around the sliding disk, a positioning pillar is provided on the positioning template, a shaping die is provided at the bottom of the positioning pillar, and a lifting mechanism controls the sliding disk to move along the guide column so that the shaping die shapes the battery cap.

[0010] Preferably, the lifting mechanism adopts a power cylinder or a hydraulic lifting cylinder, and the lifting mechanism is installed on a fixed top plate, and the fixed top plate is connected to the workbench through a support plate.

[0011] Preferably, more than two of the guide columns are connected to a fixed plate of an annular structure, a positioning groove is provided at the bottom of the fixed top plate, and a positioning hole connected to the positioning groove is provided at the top, the fixed plate is arranged in the positioning groove, and the upper end of the guide column passes through the positioning hole and is threadedly connected to a limit nut.

[0012] Preferably, a fixing plate is provided on the outer wall of the charging barrel, the fixing plate is connected to the mounting plate via a positioning connecting plate, and the mounting plate is fixed to the fixed top plate via fastening bolts.

[0013] Preferably, the shaping die cavities are distributed in an annular array on the upper end surface of the stamping die base.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The battery cap to be shaped is placed in the loading cavity on the loading barrel, and a partition is provided between two adjacent battery caps. When the first motor drives the first cam to rotate and causes the first cam to push the first roller to move toward the side away from the loading barrel, and at the same time, the guide pressure block moves along the guide slide groove until the guide pressure block is separated from the battery steel shell in the loading cavity, and the battery steel shell at the bottom layer and the partition supporting the battery steel shell at the bottom layer begin to fall until the bottom limiting hole of the partition chassis on the partition supporting the battery steel shell at the bottom layer is inserted into the limiting post on the second slide plate. At this time, under the action of the first spring, the guide pressure block moves toward one side of the loading barrel and positions the battery steel shells except the battery steel shell at the bottom layer in the loading cavity. At this time, the second motor drives the second cam to move, and the second cam pushes the second roller to move so that the second slide plate slides toward the outside along the second slide groove, and at the same time, the limiting post and the partition chassis at the bottom layer are moved along The second slide moves until the partition passes through the partition groove on the guide boss, and the partition chassis on the partition moves along the inclined guide rail until the inclined guide rail pushes the partition chassis to leave the limit column. The second slide completely leaves the unloading channel, allowing the battery cap on the bottom layer to pass through the unloading channel and the guide barrel into the shaping cavity, thereby completing the loading of the shaping cavity below the guide barrel. Afterwards, under the action of the second spring, the second slide moves toward the loading barrel until the second slide completely seals the unloading channel; afterward, the driving motor drives the active gear to rotate and causes the stamping die base to rotate until the next shaping cavity to be loaded rotates to just below the guide barrel, and the above-mentioned loading operation is continued until the loading of all the shaping cavities on the stamping die base is completed; finally, the lifting mechanism controls the sliding plate to move along the guide column so that the shaping die head shapes the battery cap. The present invention is beneficial to improving the shaping efficiency of the battery steel shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram from a first perspective of a battery cap shaping device according to an embodiment of the present invention; Figure 2 2. It is a schematic diagram from a second perspective of a battery cap shaping device according to an embodiment of the present invention; Figure 3 This is a schematic diagram of the structure of the automatic loading mechanism when the second slide plate is not installed; Figure 4 2 is a schematic diagram of the automatic loading mechanism according to an embodiment of the present invention from a first perspective; Figure 5 2 is a schematic diagram of the automatic loading mechanism according to an embodiment of the present invention from a second perspective; Figure 6 1 is a schematic diagram of the installation of the guide pressing block in an embodiment of the present invention; Figure 7 This is a schematic structural diagram of a guide column in an embodiment of the present invention; Figure 8is a schematic structural diagram of the second slide plate in an embodiment of the present invention; Figure 9 1 is a schematic structural diagram of a separator in an embodiment of the present invention; In the figure, 1, stamping die base, 2, workbench, 3, shaping die cavity, 4, fixed boss, 5, driving gear, 6, charging barrel, 7, charging cavity, 8, barrel base, 9, guide boss, 10, guide pressure block, 11, clearance groove, 12, second slide plate, 13, limiting column, 14, partition top plate, 15, partition bottom plate, 16, partition column, 17, limiting hole, 18, partition groove, 19, inclined guide rail, 20, guide barrel, 21, first cam, 22. Guide slide bar, 23. First slider, 24. Fixed cover plate, 25. First spring, 26. First slide groove, 27. Sliding plate, 28. First roller, 29. Second roller, 30. Second spring, 31. Second cam, 32. Receiving groove, 33. First fixed plate, 34. Second fixed plate, 35. Fixed plate, 36. Sliding plate, 37. Shaping die head, 38. Positioning template, 39. Guide column, 40. Fixed top plate, 41. Fixed plate. DETAILED DESCRIPTION

[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0017] See also Figure 1-9As shown, a battery cap shaping device includes a punching die base 1, the bottom of the punching die base 1 is rotatably mounted on a workbench 2, a shaping die cavity 3 is distributed on the upper end surface, and a fixed boss 4 with a ring-shaped structure is provided on the side wall. Transmission gear teeth are evenly distributed on the fixed boss 4, and the transmission gear teeth are engaged with the driving gear 5. The driving motor drives the driving gear 5 to rotate, and the automatic loading mechanism loads the battery cap into the shaping die cavity 3. The shaping component shapes the battery cap in the shaping die cavity 3. The automatic loading mechanism includes The charging barrel 6 is provided with a charging cavity 7, the bottom of which is provided on a barrel base 8, a guide boss 9 is provided on the side wall of the charging cavity 7, a guide chute connected to the charging cavity 7 is provided on the guide boss 9, a guide pressing block 10 is provided in the guide chute, and the guide pressing block 10 positions the battery cap in the charging cavity 7 through the first driving mechanism, the bottom of the barrel base 8 is provided with a discharge channel connected to the charging cavity 7, and a discharge channel is provided on one side wall. The give way groove 11 is provided with a second chute on both sides of the give way groove 11. The two sides of the second slide 12 are arranged in the second chute and slide along the second chute. A limiting column 13 is provided on the second slide 12, and a second driving mechanism is installed on the outside. A separator is provided between the two adjacent battery caps in the charging cavity 7. The separator includes a separator top plate 14, a separator bottom plate 15 and a separator column 16 connecting the separator top plate 14 and the separator bottom plate 15. The bottom of the separator bottom plate 15 is provided with a separator column 16 connected to the limiting column 1 3. When the second driving mechanism drives the second slide 12 to reciprocate, the limiting post 13 and the partition chassis 15 move with the second slide 12 until the partition passes through the partition groove 18 on the guide boss 9. Then, the partition chassis 15 on the partition moves along the inclined guide rail 19 until the inclined guide rail 19 pushes the partition chassis 15 away from the limiting post 13. At the same time, the second slide 12 completely leaves the discharge channel, allowing the battery caps at the bottom layer to pass through the discharge channel and the guide barrel 20 and enter the shaping mold cavity 3. The driving mechanism includes a first motor and a first cam 21. A guide slide 22 is provided on the guide pressure block 10 in the vertical direction, and a first slider 23 is provided on one side. One end of the guide slide 22 passes through a guide hole on a fixed cover plate 24. A first spring 25 is provided between the guide pressure block 10 and the fixed cover plate 24 and is sleeved on the guide slide 22. The first slider 23 passes through a first slide groove 26 on the side wall of the guide slide groove and is connected to a sliding plate 27. A first roller 28 is installed on the sliding plate 27. The first motor drives the first cam 21 to rotate, and the first cam 21 pushes the first roller 28 to reciprocate. The second driving mechanism includes a second roller 29, a second motor and a second spring 30. The second cam 31 pushes the second roller 29 to reciprocate, and the second motor drives the second cam 31 to move. The two side walls of the give way groove are provided with inclined guide rails 19. The barrel base 8 is provided with a receiving groove 32 for accommodating the separator. The two ends of the second spring 30 are respectively connected to the first fixing plate 33 and the second fixing plate 34. The first fixing plate 33 and the second fixing plate 34 are respectively connected to the second slide plate 12 and the barrel base 8. A fixed top block is provided on the top of the fixed cover plate 24, and the fixed top block is connected to the top of the guide boss 9. A plurality of guide slides 22 are evenly spaced along the length direction of the guide pressure block 10. The second cam 31 is mounted on the cam bottom plate, and the cam bottom plate is fixed to the bottom of the guide boss 9. A T-shaped slider is provided on the top of the guide barrel 20, and a T-shaped chute is provided at the bottom of the barrel base 8. A slider entrance is provided on the T-shaped chute. After the T-shaped slider is installed into the T-shaped chute from the slider entrance, the T-shaped slider 35 slides along the T-shaped chute to make the T-shaped slider leave the slider entrance. The shaping assembly includes a sliding plate 36 and a shaping die 37. A positioning template 38 is distributed around the sliding plate 36. A positioning pillar is provided on the positioning template 38. The shaping die 37 is provided at the bottom of the positioning pillar. The lifting mechanism controls the sliding plate 36 to move along the guide pillar 39 so that the shaping die 37 can shape the battery cap. The lifting mechanism adopts a power cylinder or a hydraulic lifting cylinder, and the lifting mechanism is installed on the fixed top plate 40, and the fixed top plate 40 is connected to the workbench 2 through a support plate; Two or more guide posts 39 are connected to the annular fixed plate 35. The fixed top plate 40 has a positioning groove at the bottom and a positioning hole connected to the positioning groove at the top. The fixed plate 35 is set in the positioning groove. The upper end of the guide post 39 passes through the positioning hole and is threadedly connected to the limit nut. A fixing plate 41 is provided on the outer wall of the charging barrel 6, and the fixing plate 41 is connected to the mounting plate through a positioning connecting plate, and the mounting plate is fixed to the fixed top plate 40 by fastening bolts; The shaping die cavities 3 are distributed in a circular array on the upper end surface of the stamping die base 1 .

[0018] The battery caps to be shaped are placed in the loading cavity 7 on the loading barrel 6, and a partition is provided between two adjacent battery caps. When the first motor drives the first cam 21 to rotate and causes the first cam 21 to push the first roller 28 to move toward the side away from the loading barrel 6, and at the same time, the guide pressing block 10 moves along the guide chute until the guide pressing block 10 is separated from the battery steel shell in the loading cavity 7, the battery steel shell at the bottom layer and the partition supporting the battery steel shell at the bottom layer begin to fall until the bottom limiting hole 17 of the partition chassis 15 on the partition supporting the battery steel shell at the bottom layer is inserted into the limiting post 13 on the second slide plate 12. At this time, under the action of the first spring 25, the guide pressing block 10 moves toward one side of the loading barrel 6 and positions the battery steel shells except the battery steel shell at the bottom layer in the loading cavity 7. At this time, the second motor drives the second cam 31 to move, and the second cam 31 pushes the second roller 29 to move, causing the second slide plate 12 to slide outward along the second chute, and at the same time, the limiting post 13 and the partition chassis 15 at the bottom layer move along the second The slide 12 moves until the partition passes through the partition groove 18 on the guide boss 9, and the partition chassis 15 on the partition moves along the inclined guide rail 19 until the inclined guide rail 19 pushes the partition chassis 15 to leave the limiting column 13. The second slide 12 completely leaves the discharge channel so that the battery caps at the bottom pass through the discharge channel and the guide barrel 20 and enter the shaping mold cavity 3, thereby completing the loading of the shaping mold cavity 3 below the guide barrel 20. Afterwards, under the action of the second spring 30, the second slide 12 moves toward the charging barrel. 6 moves until the second slide plate 12 completely seals the discharge channel; thereafter, the driving motor drives the driving gear 5 to rotate and causes the stamping die base 1 to rotate until the next shaping die cavity 3 to be loaded rotates to just below the guide barrel 20, and the above-mentioned loading operation is continued until all the shaping die cavities 3 on the stamping die base 1 are loaded; finally, the lifting mechanism controls the sliding plate 36 to move along the guide column 39 so that the shaping die head 37 shapes the battery cap. The present invention is beneficial to improving the shaping efficiency of the battery steel shell.

[0019] The above content is merely an example and explanation of the structure of the present invention. Those skilled in the art may make various modifications or additions to the described specific embodiments or replace them in a similar manner. As long as they do not deviate from the structure of the present invention or exceed the scope defined by the claims, they should all fall within the scope of protection of the present invention.

Claims

1. A battery cap shaping device, comprising a stamping die base, characterized in that: The bottom of the stamping die seat is rotatably mounted on the workbench, and a shaping die cavity is distributed on the upper end surface, and a fixed boss with a ring-shaped structure is provided on the side wall, and transmission gear teeth are evenly distributed on the fixed boss, and the transmission gear teeth are meshed with the driving gear, and the driving motor drives the driving gear to rotate, and the automatic loading mechanism loads the battery cap into the shaping die cavity, and the shaping component shapes the battery cap in the shaping die cavity. The automatic loading mechanism includes a loading barrel, and the loading barrel is provided with a loading cavity, and the bottom is provided on the barrel base, and a guide boss is provided on the side wall of the loading cavity, and a guide slide connected to the loading cavity is provided on the guide boss, and a guide pressure block is provided in the guide slide, and the guide pressure block positions the battery cap in the loading cavity through the first driving mechanism, and the bottom of the barrel base is provided with a feeding channel connected to the charging cavity, and a side wall is provided with a feeding channel connected to the feeding channel The cam is provided with a plurality of movable lids, and the movable lid is provided with a plurality of movable lids on the cam face.

2. A battery cap shaping device according to claim 1, characterized in that: The driving mechanism includes a first motor and a first cam, a guide slide rod is provided on the guide pressure block in the vertical direction, and a first slider is provided on one side, one end of the guide slide rod passes through the guide hole on the fixed cover plate, and a first spring is provided between the guide pressure block and the fixed cover plate, and the first slider is connected to the sliding plate after passing through the first slide groove on the side wall of the guide slide groove, and the first roller is installed on the sliding plate, the first motor drives the first cam to rotate, and the first cam pushes the first roller to reciprocate.

3. The battery cap shaping device according to claim 2, characterized in that: The second driving mechanism includes a second roller, a second motor and a second spring. The second cam pushes the second roller to reciprocate, and the second motor drives the second cam to move. Inclined guide rails are provided on both side walls of the give way groove, and a receiving groove for accommodating the partition is provided on the barrel base. The two ends of the second spring are respectively connected to the first fixed plate and the second fixed plate, and the first fixed plate and the second fixed plate are respectively connected to the second slide plate and the barrel base.

4. The battery cap shaping device according to claim 2, characterized in that: A fixed top block is provided on the top of the fixed cover plate, and the fixed top block is connected to the top of the guide boss. A plurality of guide slide rods are distributed at equal intervals along the length direction of the guide pressure block. The second cam is installed on the cam bottom plate, and the cam bottom plate is fixed to the bottom of the guide boss.

5. The battery cap shaping device according to claim 1, characterized in that: A T-shaped slider is provided on the top of the guide barrel, a T-shaped slide groove is provided at the bottom of the barrel base, and a slider entrance is provided on the T-shaped slide groove. After the T-shaped slider is installed into the T-shaped slide groove from the slider entrance, the T-shaped slider slides along the T-shaped slide groove so that the T-shaped slider leaves the slider entrance.

6. The battery cap shaping device according to claim 1, characterized in that: The shaping assembly includes a sliding disk and a shaping die. Positioning templates are distributed around the sliding disk. Positioning pillars are provided on the positioning template. A shaping die is provided at the bottom of the positioning pillars. The lifting mechanism controls the sliding disk to move along the guide pillars so that the shaping die shapes the battery cap.

7. The battery cap shaping device according to claim 6, characterized in that: The lifting mechanism adopts a power cylinder or a hydraulic lifting cylinder, and the lifting mechanism is installed on a fixed top plate, and the fixed top plate is connected to the workbench through a support plate.

8. The battery cap shaping device according to claim 7, characterized in that: More than two guide columns are connected to a fixed plate of an annular structure. A positioning groove is provided at the bottom of the fixed top plate, and a positioning hole connected to the positioning groove is provided at the top. The fixed plate is arranged in the positioning groove, and the upper end of the guide column passes through the positioning hole and is threadedly connected to a limit nut.

9. The battery cap shaping device according to claim 8, characterized in that: A fixing plate is provided on the outer wall of the charging barrel, the fixing plate is connected to the mounting plate through a positioning connecting plate, and the mounting plate is fixed to the fixed top plate through fastening bolts.

10. The battery cap shaping device according to claim 1, characterized in that: The shaping die cavities are distributed in a ring array on the upper end surface of the stamping die base.

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