Battery pack shell punching machine

Abstract

The utility model discloses a battery pack shell punching machine which comprises a base, and supporting plates are arranged on the two sides of the surface of the top of the base. According to the battery pack shell stamping die, a workpiece is placed on the lower die, the hydraulic push rod drives the push plate to move, so that the upper die below the push plate moves, and when the upper die moves into the lower die, stamping machining can be conducted on a battery pack shell, and by pulling the pull rod, the connecting plate at one end of the pull rod moves; the connecting plate drives the inserting block to move while moving, when one end of the inserting block is far away from the inserting holes in the surfaces of the two sides of the upper mold, the upper mold can be disassembled, the positioning screw rod on the stop block is rotated, so that one end of the positioning screw rod is far away from the positioning hole in the lower mold, then the top block on the limiting rod is rotated, the top block is taken down, and the upper mold can be disassembled. And the lower mold can be detached by rotating the lower mold, so that molds of different models can be replaced, the equipment can machine battery pack shells of different models, and the adaptability of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching equipment, in particular to a battery pack punching machine. Background Art

[0002] With the rapid development of new energy technology, the production technology of new energy electric vehicles is becoming more mature, and electric vehicles are gradually becoming popular in people's lives. The battery system is the basis for the normal operation of new energy electric vehicles, and the battery pack is one of the important components of the battery system, which is designed to protect and support the battery cells.

[0003] The existing Chinese patent with announcement number CN220259241U discloses a new energy battery pack shell stamping die, and the key points of its technical solution are: it includes a lower die seat, a lower die is installed on the upper end of the lower die seat, an upper die seat matching with it is provided above the lower die seat, and an upper die matching with the lower die is installed at the bottom of the upper die seat; the upper part and inner side of the lower die are provided with a die groove, and the inner bottom of the die groove is provided with a plurality of limiting grooves. When the upper die rises and drives the locating pin to disengage from the locating pin groove, the spring will break free from the restraint of the locating pin, and under the elastic reverse thrust, the support rod, the supporting cross frame, the push rod and the push block are driven to rise at the same time through the slider, and the molded battery pack shell pasted in the die groove is lifted up by the plurality of push blocks, so that the pasting part between the battery pack shell and the die groove is separated in time, so that the staff can directly take out the battery pack shell without the need to manually cooperate with tools to unmold the battery pack shell, while reducing the labor cost, it also further improves the efficiency of its stamping operation.

[0004] The above-mentioned prior art solution has the following defects: although the above-mentioned technical solution does not require manual cooperation tools to remove the mold of the battery pack shell, in the above-mentioned technical solution, the upper mold is fixedly installed, which is inconvenient to disassemble and replace the stamping mold, thereby making it inconvenient to process battery pack shells of different sizes, reducing its adaptability. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a battery pack shell punching machine, which has the advantages of convenient disassembly and replacement of the mold, and can adapt to the processing of battery pack shells of different models and has strong adaptability, thereby solving the problems in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a battery pack shell punching machine, comprising a base, support plates are provided on both sides of the top surface of the base, and a cross plate is provided between the support plates, a hydraulic push rod is installed at the middle position of the top surface of the cross plate, and the output end of the hydraulic push rod is fixedly connected to the push plate, an upper mold is provided below the push plate, and both side surfaces of the upper mold are penetrated with plug holes, both side surfaces of the push plate are provided with through holes, and a pull rod is penetrated through the through hole, one end of the pull rod is provided with a connecting plate, and one end of the connecting plate penetrates the through groove provided on the bottom surface of the through hole, one side surface of the connecting plate is provided with an insert block below the push plate, and one end of the insert block extends to the inside of the insert hole, a limit block is provided on one side of the top surface of the pull rod, and the top of the limit block extends to the through hole. The interior of the limiting groove opened on the top surface of the hole, the outer surface of the pull rod is located on one side of the limiting block and is sleeved with a second spring, a lower mold is provided at the middle position of the top surface of the base, and blocks are provided on both sides of the lower mold, a positioning screw is penetrated by one side surface of the block, and one end of the positioning screw extends to the interior of the positioning hole opened on the two side surfaces of the lower mold, limiting rods are penetrated on both sides of the upper surface of the bottom end of the lower mold, and a top block is provided above the limiting rod, the outer surface of the limiting rod is provided with an external thread, and the external thread is threadedly connected to the threaded hole opened on the bottom surface of the top block, the bottom surface of the base is provided with a groove, and a limiting plate is provided inside the groove, one end of the limiting rod is fixedly connected to the limiting plate, and the outer surface of the limiting rod is located below the top block and is sleeved with a first spring.

[0009] Preferably, a pull ring is provided at one end of the pull rod on the outer side of the push plate.

[0010] Preferably, the limiting plate matches the groove.

[0011] Preferably, the positioning screw is threadedly connected to the positioning hole.

[0012] Preferably, the upper mold matches the lower mold.

[0013] Preferably, the plug block matches the socket.

[0014] Preferably, the limiting block matches the limiting groove.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a battery pack shell punching machine, which has the following beneficial effects:

[0017] (1) In the present invention, a workpiece is placed on a lower mold, and a push plate is driven by a hydraulic push rod to move, so that the upper mold below the push plate is moved. When the upper mold moves into the lower mold, the battery pack shell can be stamped. The pull rod is pulled to move the connecting plate at one end of the pull rod, and the connecting plate drives the plug block to move while moving. When one end of the plug block is away from the insertion holes on the two side surfaces of the upper mold, the upper mold can be disassembled. The positioning screw on the stop block is rotated to move one end of the positioning screw away from the positioning hole on the lower mold, and then the top block on the limit rod is rotated to remove the top block, so that the lower mold can be disassembled. Different types of molds can be replaced, so that the equipment can process different types of battery pack shells, which is beneficial to improve its adaptability.

[0018] (2) In the utility model, by setting the limit rod, the top block, the limit plate, the groove, and the first spring, the limit rod, the top block, the limit plate, the groove, and the first spring are used in coordination to effectively eject the stamped battery pack shell from the lower mold to prevent the battery pack shell from being stuck on the lower mold, thereby facilitating the removal of the stamped battery pack shell and improving its practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of a battery pack shell punching machine proposed by the utility model;

[0021] Figure 2 It is an enlarged view of A of a battery pack shell punching machine proposed by the utility model;

[0022] Figure 3 It is a front view of a battery pack shell punching machine proposed by the utility model;

[0023] Figure 4 The utility model discloses a schematic diagram of a top block and a limit rod structure of a battery pack shell punching machine.

[0024] Legend:

[0025] 1. Base; 2. Hydraulic push rod; 3. Support plate; 4. Horizontal plate; 5. Push plate; 6. Upper mold; 7. Stop block; 8. Positioning screw; 9. Positioning hole; 10. Lower mold; 11. Top block; 12. First spring; 13. Limit rod; 14. Limit plate; 15. Groove; 16. Through hole; 17. Connecting plate; 18. Insert block; 19. Insert hole; 20. Through groove; 21. Limit block; 22. Limit groove; 23. Second spring; 24. Pull rod; 25. Threaded hole; 26. External thread. DETAILED DESCRIPTION

[0026] 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.

[0027] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "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 it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] Please refer to Figure 1-4A battery pack shell punching machine includes a base 1, support plates 3 are provided on both sides of the top surface of the base 1, and a cross plate 4 is provided between the support plates 3, a hydraulic push rod 2 is installed at the middle position of the top surface of the cross plate 4, and the output end of the hydraulic push rod 2 is fixedly connected to a push plate 5, an upper mold 6 is provided below the push plate 5, and both side surfaces of the upper mold 6 are penetrated with a plug hole 19, both side surfaces of the push plate 5 are opened with a through hole 16, and a pull rod 24 is penetrated in the through hole 16, one end of the pull rod 24 is provided with a connecting plate 17, and one end of the connecting plate 17 penetrates a through groove 20 provided on the bottom surface of the through hole 16, and one side surface of the connecting plate 17 is located below the push plate 5 and is provided with an insert block 1 8, and one end of the plug block 18 extends to the inside of the socket 19, a limit block 21 is provided on one side of the top surface of the pull rod 24, and the top of the limit block 21 extends to the inside of the limit groove 22 opened on the top surface of the through hole 16, the outer surface of the pull rod 24 is located on one side of the limit block 21 and is sleeved with a second spring 23, a lower mold 10 is provided at the middle position of the top surface of the base 1, and a stopper 7 is provided on both sides of the lower mold 10, a positioning screw 8 is penetrated on one side of the stopper 7, and one end of the positioning screw 8 extends to the inside of the positioning hole 9 opened on the two side surfaces of the lower mold 10, and limit rods 13 are penetrated on both sides of the upper surface of the bottom end of the lower mold 10, and the limit rods 1 3 is provided with a top block 11, the outer surface of the limiting rod 13 is provided with an external thread 26, and the external thread 26 is threadedly connected with a threaded hole 25 opened on the bottom surface of the top block 11, the bottom surface of the base 1 is provided with a groove 15, and a limiting plate 14 is provided inside the groove 15, one end of the limiting rod 13 is fixedly connected to the limiting plate 14, and the outer surface of the limiting rod 13 is located below the top block 11 and is sleeved with a first spring 12, wherein the workpiece is placed on the lower mold 10, and the push plate 5 is driven to move by the hydraulic push rod 2, so that the upper mold 6 below the push plate 5 moves, and when the upper mold 6 moves into the lower mold 10, the battery pack shell can be stamped. The process comprises the following steps: the pull rod 24 is pulled to move the connecting plate 17 at one end of the pull rod 24, and the connecting plate 17 drives the plug block 18 to move while moving. When one end of the plug block 18 is away from the plug hole 19 on the two side surfaces of the upper mold 6, the upper mold 6 can be disassembled. The positioning screw 8 on the stop block 7 is rotated to make one end of the positioning screw 8 away from the positioning hole 9 on the lower mold 10, and then the top block 11 on the limit rod 13 is rotated to remove the top block 11, so that the lower mold 10 can be disassembled, so that different types of molds can be replaced, so that the present equipment can process different types of battery pack shells, which is beneficial to improve its adaptability.

[0029] In one embodiment, a pull ring is provided at one end of the pull rod 24 on the outer side of the push plate 5 , wherein the pull ring facilitates pulling the pull rod 24 .

[0030] In one embodiment, the limiting plate 14 matches the groove 15 , so that the limiting plate 14 can move in the groove 15 easily.

[0031] In one embodiment, the positioning screw 8 is threadedly connected to the positioning hole 9 to fix the lower mold 10 , thereby improving the firmness of the lower mold 10 on the base 1 .

[0032] In one embodiment, the upper mold 6 matches the lower mold 10 to facilitate stamping and forming of the battery pack shell.

[0033] In one embodiment, the plug block 18 matches the socket 19 to facilitate plugging of the plug block 18 and the socket 19 .

[0034] In one embodiment, the limiting block 21 matches the limiting groove 22, so that the limiting block 21 can move in the limiting groove 22, thereby limiting the pull rod 24, so as to maintain the stability of the pull rod 24 during the movement.

[0035] In one embodiment, the control panel control circuit can be implemented through simple programming by technicians in this field. It is common knowledge in this field and is only used without modification, so the control method and circuit connection will not be described in detail.

[0036] Working principle:

[0037] When in use, the workpiece is placed on the lower mold 10, and the push plate 5 is driven to move by the hydraulic push rod 2, so that the upper mold 6 under the push plate 5 is moved. When the upper mold 6 moves into the lower mold 10, the battery pack shell can be stamped. The connecting plate 17 at one end of the pull rod 24 is moved by pulling the pull rod 24, and the connecting plate 17 drives the plug block 18 to move while moving. When one end of the plug block 18 is away from the socket 19 on the two side surfaces of the upper mold 6, the upper mold 6 can be disassembled. The positioning screw 8 on the stopper 7 is rotated so that one end of the positioning screw 8 is away from the socket 19 on the two side surfaces of the upper mold 6. The lower mold 10 can be disassembled by removing the positioning hole 9 on the lower mold 10 and rotating the top block 11 on the limit rod 13, so that different types of molds can be replaced, so that the device can process different types of battery pack shells, which is beneficial to improving its adaptability. The limited rod 13, the top block 11, the limit plate 14, the groove 15, and the first spring 12 are used in coordination to effectively eject the stamped battery pack shell from the lower mold 10 to prevent the battery pack shell from being stuck on the lower mold 10, thereby facilitating the removal of the stamped battery pack shell, which is beneficial to improving its practicability.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A battery pack punching machine, comprising a base (1), characterized in that: Support plates (3) are provided on both sides of the top surface of the base (1), and a cross plate (4) is provided between the support plates (3). A hydraulic push rod (2) is installed at the middle position of the top surface of the cross plate (4), and the output end of the hydraulic push rod (2) is fixedly connected to a push plate (5). An upper mold (6) is provided below the push plate (5), and both side surfaces of the upper mold (6) are penetrated by insertion holes (19). Through holes (16) are opened on both side surfaces of the push plate (5), and a pull rod (24) is penetrated in the through hole (16). A connecting plate (17) is provided at one end of the pull rod (24), and one end of the connecting plate (17) passes through a through groove (20) provided on the bottom surface of the through hole (16); an insert block (18) is provided on one side surface of the connecting plate (17) located below the push plate (5), and one end of the insert block (18) extends to the inside of the insert hole (19); a limit block (21) is provided on one side of the top surface of the pull rod (24), and the top end of the limit block (21) extends to the inside of the limit groove (22) provided on the top surface of the through hole (16); The outer surface of the stopper (24) is located on one side of the limit block (21) and is sleeved with a second spring (23); a lower mold (10) is provided at the middle position of the top surface of the base (1), and stoppers (7) are provided on both sides of the lower mold (10); a positioning screw (8) is penetrated through one side of the stopper (7), and one end of the positioning screw (8) extends to the inside of the positioning hole (9) provided on the two side surfaces of the lower mold (10); and limit rods (13) are penetrated through the two sides of the upper surface of the bottom end of the lower mold (10), and the limit rods (13) are 3), a top block (11) is provided above the limiting rod (13), an outer surface of the limiting rod (13) is provided with an external thread (26), and the external thread (26) is threadedly connected to a threaded hole (25) provided on the bottom surface of the top block (11), a groove (15) is provided on the bottom surface of the base (1), and a limiting plate (14) is provided inside the groove (15), one end of the limiting rod (13) is fixedly connected to the limiting plate (14), and the outer surface of the limiting rod (13) is located below the top block (11) and is sleeved with a first spring (12).

2. A battery pack punching machine according to claim 1, characterized in that: One end of the pull rod (24) is located on the outer side of the push plate (5) and is provided with a pull ring.

3. A battery pack punching machine according to claim 1, characterized in that: The limiting plate (14) matches the groove (15).

4. A battery pack punching machine according to claim 1, characterized in that: The positioning screw (8) is threadedly connected to the positioning hole (9).

5. The battery pack punching machine according to claim 1, characterized in that: The upper mold (6) matches the lower mold (10).

6. A battery pack punching machine according to claim 1, characterized in that: The plug block (18) matches the plug hole (19).

7. The battery pack punching machine according to claim 1, characterized in that: The limiting block (21) matches the limiting groove (22).

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