Lithium battery aluminum shell machining stamping die

Abstract

The utility model discloses a stamping die for machining an aluminum shell of a lithium battery. The stamping die comprises a bottom plate and an open type demolding mechanism. Limiting rods are arranged at the four corners of the upper surface of the bottom plate, and a lower die plate is fixedly connected to the lower sides of the outer arc faces of the four limiting rods. The open type demolding mechanism comprises fixing rods, extension arms, a long limiting plate, a wide limiting plate, a connecting rod, a moving plate and a fixing rotating seat, the fixing rods are evenly arranged in the lower mold plate, and the outer arc surfaces of the four fixing rods are rotationally connected with the extension arms correspondingly; the right end of the left extension arm and the left end of the right extension arm are fixedly connected with wide limiting plates respectively, the rear end of the front extension arm and the front end of the rear extension arm are fixedly connected with long limiting plates respectively, the lower ends of the four extension arms are rotationally connected with connecting rods respectively, and the lower ends of the four connecting rods are rotationally connected with fixed rotating seats respectively. According to the stamping die for machining the aluminum shell of the lithium battery, the time needed for demolding is shortened, and manual operation is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery aluminum shell production technical field, concretely is a kind of lithium battery aluminum shell processing stamping die. BACKGROUND

[0002] Lithium battery aluminum shell is a kind of lithium battery shell made of aluminum alloy material, mainly used to protect power lithium battery, and it is mainly made by stamping using stamping die for lithium battery aluminum shell processing;

[0003] In prior art: the patent with authorized publication number CN202421109921.7 discloses a kind of battery aluminum shell processing stamping die, including fixed die and movable die, movable die includes movable die seat, the lower side of movable die seat is equipped with stamping head by quick release assembly;Quick release assembly includes installation disc, the lower end surface of installation disc is equipped with rotating cavity, the opening of rotating cavity is equipped with cover plate, cover plate is evenly distributed with multiple clamping joints along its circumferential direction, clamping joint is slidably arranged along the radial direction of cover plate, the top end portion of stamping head is equipped with installation column, the side surface of installation column is equipped with clamping groove, rotating cavity is equipped with driving element;

[0004] The above stamping die has problems in actual operation, for example, after completing stamping, aluminum shell is connected to the surface of movable die or left in stamping groove due to pressure effect, and it needs to spend time and energy to take out aluminum shell manually, which is inconvenient to operate, therefore, we propose a kind of lithium battery aluminum shell processing stamping die. UTILITY MODEL CONTENT

[0005] The technical problem to be solved by the utility model is to overcome the defects of the prior art, provide a kind of lithium battery aluminum shell processing stamping die, reduce the time required for demolding, facilitate manual operation, and effectively solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of lithium battery aluminum shell processing stamping die, including bottom plate and open demolding mechanism.

[0007] Bottom plate: the upper surface of which is provided with four limit rods, and a lower die plate is fixedly connected to the outer arc surface of the four limit rods.

[0008] The open demolding mechanism comprises fixed rods, extension arms, long limiting plates, wide limiting plates, connecting rods, moving plates and fixed rotating seats, the fixed rods are uniformly arranged in the inside of the lower mold plate, the outer arc surfaces of the four fixed rods are rotationally connected with the extension arms, the right end of the left extension arm and the left end of the right extension arm are fixedly connected with the wide limiting plates respectively, the rear end of the front extension arm and the front end of the rear extension arm are fixedly connected with the long limiting plates respectively, the lower ends of the four extension arms are rotationally connected with the connecting rods, the lower ends of the four connecting rods are rotationally connected with the fixed rotating seats, and the outer surfaces of the four fixed rotating seats are fixedly connected with the outer surfaces of one fixed rotating seat, so that the time required for demolding is reduced, and manual operation is facilitated.

[0009] Further, the open demolding mechanism further comprises a lead screw and stabilizing rods, the lead screw is rotationally connected between the upper surface of the bottom plate and the lower surface of the lower mold plate, the stabilizing rods are uniformly arranged between the upper surface of the bottom plate and the lower surface of the lower mold plate, the outer arc surfaces of the four stabilizing rods are slidingly connected with the middle portions of the moving plates respectively, and the outer threaded surfaces of the lead screw are threadedly connected with the middle portions of the moving plates, so that the stable moving function of the moving plates is realized.

[0010] Further, the upper ends of the four limiting rods are fixedly connected with a top plate, the middle portion of the top plate is provided with a hydraulic avoiding groove, and the function of externally connecting external hydraulic equipment is realized.

[0011] Further, the outer arc surfaces of the four limiting rods are slidingly connected with an upper moving mold plate, and the lower surface of the upper moving mold plate is provided with a stamping upper mold, so that the upper stamping function is realized.

[0012] Further, the upper surface of the lower mold plate is provided with a stamping groove, the stamping groove corresponds to the upper and lower positions of the stamping upper mold, and the butt joint stamping function is realized.

[0013] Further, the lower end of the lead screw is provided with a rotating shaft, the lower end of the rotating shaft is externally connected with external driving equipment, and the function of externally connecting external driving equipment is realized.

[0014] Further, the upper ends of the two long limiting plates and the two wide limiting plates are respectively provided with limiting protrusions, so that the aluminum shell is prevented from being taken out.

[0015] Compared with the prior art, the lithium battery aluminum shell processing stamping die has the following advantages:

[0016] The structure adopts the lead screw structure and the connecting rod structure, drives the long limiting plate and the wide limiting plate to be spliced in the form of rotation to form a groove, limits the outer surface of the aluminum shell being stamped by the groove, opens the long limiting plate and the wide limiting plate from four directions after the stamping and forming are completed, makes the lithium battery aluminum shell naturally complete demolding, reduces the time required for demolding of the lithium battery aluminum shell, and facilitates manual operation in the lithium battery aluminum shell stamping process. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic view of the utility model structure;

[0018] Figure 2 It is the structure schematic view of the utility model stamping groove;

[0019] Figure 3 It is the structure schematic view of the utility model open type stripping mechanism

[0020] Figure 4 It is the structure schematic view of the utility model bottom plate's elevation structure schematic view;

[0021] Figure 5 It is the structure schematic view of the utility model open type stripping mechanism local structure schematic view;

[0022] Figure 6 It is the structure schematic view of the utility model stamping state.

[0023] In the drawing: 1 bottom plate, 2 limit rod, 3 fixed lower die plate, 4 open type stripping mechanism, 41 fixed rod, 42 extension arm, 43 long limit plate, 44 wide limit plate, 45 connecting rod, 46 moving plate, 47 fixed rotating seat, 48 screw rod, 49 stabilizer, 5 top plate, 6 upper moving die plate, 7 stamping upper die, 8 stamping groove, 9 rotating shaft, 10 limit protrusion. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-6 The embodiment provides a kind of technical solutions: a lithium battery aluminum shell processing stamping die, including bottom plate 1 and open type stripping mechanism 4;

[0026] Bottom plate 1: its upper surface four corners are equipped with limit rod 2, the outer arc surface lower side of four limit rods 2 is fixedly connected with one lower die plate 3, the upper end of four limit rods 2 is fixedly connected with one top plate 5, and the middle part of top plate 5 is equipped with hydraulic avoidance slot, and the outer arc surface middle upper side of four limit rods 2 is slidably connected with one upper moving die plate 6, and the lower surface of upper moving die plate 6 is equipped with stamping upper die 7, and the upper surface of lower die plate 3 is equipped with stamping groove 8, and stamping groove 8 corresponds with stamping upper die 7 upper and lower position, can adjust and control hydraulic equipment, and the upper moving die plate 6 is moved downward by the pushing of hydraulic equipment;

[0027] The open demolding mechanism 4 comprises four fixed rods 41, four extension arms 42, two long limiting plates 43, two wide limiting plates 44, four connecting rods 45, four moving plates 46 and four fixed rotating seats 47, the four fixed rods 41 are evenly arranged in the inner part of the lower mold plate 3, the outer arc surface of each of the four fixed rods 41 is rotationally connected with an extension arm 42, the right end of the left extension arm 42 and the left end of the right extension arm 42 are fixedly connected with a wide limiting plate 44 respectively, the rear end of the front extension arm 42 and the front end of the rear extension arm 42 are fixedly connected with a long limiting plate 43 respectively, the lower end of each of the four extension arms 42 is rotationally connected with a connecting rod 45, the lower end of each of the four connecting rods 45 is rotationally connected with a fixed rotating seat 47, the outer surface of each of the four fixed rotating seats 47 is fixedly connected with the outer surface of one fixed rotating seat 47, the open demolding mechanism 4 further comprises a lead screw 48 and four stabilizing rods 49, the lead screw 48 is rotationally connected between the upper surface of the bottom plate 1 and the lower surface of the lower mold plate 3, the upper surface of the bottom plate 1 and the lower surface of the lower mold plate 3 are provided with evenly distributed stabilizing rods 49, the outer arc surface of each of the four stabilizing rods 49 is slidingly connected with the middle part of one moving plate 46, the outer thread surface of the lead screw 48 is threadedly connected with the middle part of the moving plate 46, the lower end of the lead screw 48 is provided with a rotating shaft 9, the lower end of the rotating shaft 9 is externally connected with an external driving device, the upper end of each of the two long limiting plates 43 and the two wide limiting plates 44 is provided with a limiting protrusion 10, when the stamping die is used, the output shaft of the external hydraulic device can be fixedly connected with the middle part of the upper surface of the upper moving mold plate 6 through the hydraulic avoiding groove, then the driving device can be installed to the middle part of the upper surface of the bottom plate 1 according to the operation requirement, the driving device can use a motor or a torsion valve, etc., then the driving device is regulated and controlled, the lead screw 48 is driven to rotate forward and reversely, thereby driving the moving plate 46 to move upward, thereby driving the extension arm 42 to move upward through the connecting rod 45, so that each of the four extension arms 42 rotates around the central axis of the fixed rod 41 corresponding to the position of the extension arm 42, until the two long limiting plates 43 and the two wide limiting plates 44 are butted, forming a groove body, then the stamping raw material is put into the groove body, until the stamping upper die 7 moves downward into the groove body and is inserted into the stamping groove 8, in this process, the aluminum raw material is extruded to expand, the outer surface of the expanded aluminum raw material is tightly attached to the inner side surface of the groove body, the inner side surface of the expanded aluminum raw material is tightly attached to the outer surface of the stamping upper die 7, the stamping is completed, after the stamping is completed, the hydraulic device is regulated and controlled, the stamping upper die 7 is reset, if the outer surface of the stamping upper die 7 drives the aluminum shell to move upward, at this time, the limiting protrusion 10 abuts against the upper end of the aluminum shell, so that the aluminum shell stays in the groove body, then the lead screw 48 is reversely rotated, driving the moving plate 46 to move downward, the two long limiting plates 43 and the two wide limiting plates 44 lose the butt joint and open to four sides, at this time, the formed aluminum shell is naturally separated, then the lithium battery aluminum shell is manually taken.

[0028] The working principle of the stamping die for processing lithium battery aluminum shell provided by the utility model is as follows: when the stamping die is used, the output shaft of the external hydraulic equipment is fixedly connected with the middle part of the upper surface of the upper movable die plate 6 through the hydraulic avoiding groove, then the driving device is installed to the middle part of the upper surface of the bottom plate 1 according to the job requirement, the driving device can use a motor or a torsion valve and the like, then the driving device is regulated and controlled, the lead screw 48 is reversely rotated, the moving plate 46 is driven to move upwards, the extension arm 42 is driven to move upwards through the connecting rod 45, the four extension arms 42 are rotated around the central axis of the fixed rod 41 corresponding to the positions of the four extension arms 42 respectively, until the two long limiting plates 43 and the two wide limiting plates 44 are butted, a groove body is formed, then the stamping raw material is put into the groove body, then the hydraulic equipment can be regulated and controlled, the upper movable die plate 6 is driven by the hydraulic equipment to move downwards, until the upper stamping die 7 moves downwards into the groove body and is inserted into the stamping groove 8, in the process, the aluminum raw material is extruded to be expanded, the outer surface of the expanded aluminum raw material is close to the inner side surface of the groove body, the inner side surface of the expanded aluminum raw material is close to the outer surface of the upper stamping die 7, the stamping is completed, after the stamping is completed, the hydraulic equipment can be regulated and controlled, the upper stamping die 7 is reset, if the outer surface of the upper stamping die 7 drives the aluminum shell to move upwards, at this time, the limiting protrusions 10 abut against the upper end of the aluminum shell, so that the aluminum shell remains in the groove body, then the lead screw 48 is reversely rotated, the moving plate 46 is driven to move downwards, the two long limiting plates 43 and the two wide limiting plates 44 lose butt joint and open to four sides, at this time, the formed aluminum shell is naturally separated, then the lithium battery aluminum shell can be manually taken.

[0029] The above only describes the embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, are all included in the patent protection range of the utility model.

Claims

1. A stamping die for processing a lithium battery aluminum can, characterized by: It include base plate (1) and open demoulding mechanism (4); The upper surface of the base plate (1) is provided with four limit rods (2), and the outer arc surface of the four limit rods (2) is fixedly connected with a lower mold plate (3). The open demoulding mechanism (4) comprises a fixed rod (41), an extension arm (42), a long limit plate (43), a wide limit plate (44), a connecting rod (45), a moving plate (46) and a fixed rotating seat (47), the fixed rod (41) is evenly arranged in the inner portion of the lower mold plate (3), the outer arc surface of the four fixed rods (41) is rotatably connected with the extension arm (42), the right end of the left extension arm (42) and the left end of the right extension arm (42) are fixedly connected with the wide limit plate (44), the rear end of the front extension arm (42) and the front end of the rear extension arm (42) are fixedly connected with the long limit plate (43), the lower end of the four extension arms (42) is rotatably connected with the connecting rod (45), the lower end of the four connecting rods (45) is rotatably connected with the fixed rotating seat (47), and the outer surface of the four fixed rotating seats (47) is fixedly connected with the outer surface of the fixed rotating seat (47).

2. The lithium battery aluminum shell processing stamping die according to claim 1, characterized in that: The open demoulding mechanism (4) further comprises a lead screw (48) and a stabilizing rod (49), the lead screw (48) is rotatably connected between the upper surface of the base plate (1) and the lower surface of the lower mold plate (3), the upper surface of the base plate (1) and the lower surface of the lower mold plate (3) are provided with evenly distributed stabilizing rods (49), the outer arc surface of the four stabilizing rods (49) is slidably connected with the middle portion of the moving plate (46), and the outer thread surface of the lead screw (48) is threadedly connected with the middle portion of the moving plate (46).

3. The lithium battery aluminum shell processing stamping die according to claim 1, characterized in that: The upper end of the four limit rods (2) is fixedly connected with a top plate (5), and the middle portion of the top plate (5) is provided with a hydraulic avoidance groove.

4. The lithium battery aluminum shell processing stamping die according to claim 1, characterized in that: The outer arc surface of the four limit rods (2) is slidably connected with an upper moving mold plate (6), and the lower surface of the upper moving mold plate (6) is provided with a stamping upper mold (7).

5. The lithium battery aluminum can processing stamping die of claim 4, wherein: The upper surface of the lower mold plate (3) is provided with a stamping groove (8), and the stamping groove (8) corresponds in position to the stamping upper mold (7) in position.

6. The lithium battery aluminum can processing stamping die of claim 2, wherein: The lower end of the lead screw (48) is provided with a rotating shaft (9), and the lower end of the rotating shaft (9) is externally connected with an external driving device.

7. The lithium battery aluminum can processing stamping die of claim 1, wherein: The upper end of the two long limit plates (43) and the two wide limit plates (44) is respectively provided with a limit protrusion (10). The upper surface of the lower mold plate (3) is provided with a stamping groove (8), and the stamping groove (8) corresponds in position to the stamping upper mold (7) in position.

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