Novel module self-locking positioning mechanism and tray

Abstract

The utility model provides a novel module self-locking positioning mechanism and a tray, relates to the technical field of lithium battery production, and solves the problems that when an existing module is placed on a tray, locking positioning is lacked, deviation is prone to occurring, welding deviation is poor, and the module is disassembled and scrapped. The device comprises a mounting base, a rotating base is hinged to the middle of the upper surface of the mounting base, a positioning block is detachably connected to the face, facing a module, of the rotating base, a self-locking limiting block is detachably connected to the upper end of the rotating base, and a spring is connected between the self-locking limiting block and the upper surface of the end, away from the module, of the mounting base. The utility model has the beneficial effects that the positioning and locking functions of the module in the tray are realized through the self weight of the module; the welding positioning problem is solved, and the yield is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery production, in particular to a novel module self-locking positioning mechanism and a tray. Background Art

[0002] In the lithium battery industry, the PACK battery pack has module stacking and busbar welding processes. After the module stacking is completed, the next process (busbar welding) will be carried out.

[0003] The tray used for existing module wire pulling does not have a rear block mechanism. When the tray is placed with the module in the wire pulling process, it stops after being blocked and the turntable rotates. The position of the module in the tray is offset, exceeding the allowable offset range of BSB welding. After welding, the equipment has poor welding displacement and the module is disassembled and scrapped. Utility Model Content

[0004] The utility model aims to solve the problem that when the existing modules are placed on a tray, they lack locking and positioning, are prone to deviation, and cause poor welding and module disassembly and scrapping.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A novel module self-locking positioning mechanism is characterized by comprising a mounting seat, a rotating seat hinged in the middle of the upper surface of the mounting seat, a positioning block detachably connected to the side of the rotating seat facing the module, a self-locking limit block detachably connected to the upper end of the rotating seat, and a spring connected between the self-locking limit block and the upper surface of the mounting seat away from the module.

[0007] Further improvement is: a first rotating connecting block is arranged in the middle of the upper surface of the mounting seat, and a group of second rotating connecting blocks adapted to the first rotating connecting block are arranged on the side of the rotating seat away from the module, and pin shaft through holes are opened at corresponding positions of the first rotating connecting block and the second rotating connecting block, and a grooved pin shaft is arranged in the pin shaft through hole, and the grooved pin shaft passes through the first rotating connecting block, the second rotating connecting block, and the first rotating connecting block in sequence and is connected with a pin shaft clamp.

[0008] A further improvement is that: a first connection block is arranged on a side of the rotating seat facing the module, and a second connection block is arranged on an upper end of the rotating seat.

[0009] A further improvement is that: the positioning block is provided with a first mounting groove adapted to the first connecting block, and the positioning block is mounted on the rotating seat through the cooperation between the first mounting groove and the first connecting block and fixed by bolts.

[0010] A further improvement is that: the self-locking limit block is provided with a second mounting groove adapted to the second connecting block, and the self-locking limit block is mounted on the rotating seat through the cooperation between the second mounting groove and the second connecting block and fixed by bolts.

[0011] A further improvement is that the positioning block, the self-locking limit block and the fixed limit block are plastic steel blocks.

[0012] A further improvement is that a first hanging pin mounting hole is provided on the upper surface of the mounting base away from the module end, a first hanging pin is connected to the first hanging pin mounting hole, a second hanging pin mounting hole is provided on the second connecting block, a second hanging pin mounting hole is connected to the second hanging pin, spring hooks are provided at both ends of the spring, and the spring hooks at both ends of the spring are respectively connected to the first hanging pin and the second hanging pin.

[0013] A pallet includes the above-mentioned new type of module self-locking positioning mechanism, characterized in that it also includes a pallet main body, the pallet main body is provided with a mounting seat groove for installing a mounting seat, the mounting seat is installed on the mounting seat groove by bolts, and a fixed limit block is provided on one end of the pallet main body opposite to the mounting seat groove, and a module placement area is formed between the fixed limit block and the self-locking positioning mechanism.

[0014] Compared with the existing technology, the above technical solution has the following beneficial effects:

[0015] By using the module's own weight, the module is pushed toward the fixed limit block and locked, realizing the positioning and locking function of the module in the pallet; when the module is placed in the pallet, the position will not shift, solving the welding positioning problem, eliminating the module scrapping due to welding positioning problems, and improving the product yield. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] 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 or the description of the prior art 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 labor.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the rotating seat of the utility model;

[0020] Figure 4It is a schematic diagram of the structure of the utility model when it is used;

[0021] Figure 5 It is a structural schematic diagram of the utility model before use.

[0022] Explanation of the accompanying drawings: mounting seat 1, first rotating connecting block 11, first hanging pin mounting hole 12, rotating seat 2, first connecting block 21, second connecting block 22, second rotating connecting block 23, second hanging pin mounting hole 24, pin shaft through hole 25, positioning block 3, self-locking limit block 4, grooved pin shaft 5, pin shaft clamp 51, spring 6, spring hook 61, first hanging pin 7, second hanging pin 8, tray body 9, fixed limit block 91, module 10. DETAILED DESCRIPTION

[0023] See also Figure 1-Figure 5 As shown, the technical solution adopted in this specific embodiment is: a new type of module self-locking positioning mechanism, including a mounting seat 1, a rotating seat 2 is hinged in the middle of the upper surface of the mounting seat 1, a positioning block 3 is detachably connected to the side of the rotating seat 2 facing the module 10, a self-locking limit block 4 is detachably connected to the upper end of the rotating seat 2, and a spring 6 is connected between the self-locking limit block 4 and the upper surface of the mounting seat 1 away from the module 10.

[0024] Among them, a first rotating connecting block 11 is arranged in the middle of the upper surface of the mounting seat 1, and a group of second rotating connecting blocks 23 adapted to the first rotating connecting block 11 are arranged on the side of the rotating seat 2 away from the module 10, and pin shaft through holes 25 are opened at corresponding positions of the first rotating connecting block 11 and the second rotating connecting block 23, and a grooved pin shaft 5 is arranged in the pin shaft through hole 25, and the grooved pin shaft 5 passes through the first rotating connecting block 11, the second rotating connecting block 23, and the first rotating connecting block 11 in sequence and is connected with a pin shaft clamp 51.

[0025] The first connection block 21 is disposed on the side of the rotating base 2 facing the module 10 , and the second connection block 22 is disposed on the upper end of the rotating base 2 .

[0026] The positioning block 3 is provided with a first mounting groove adapted to the first connecting block 21 , and the positioning block 3 is mounted on the rotating seat 2 through the cooperation between the first mounting groove and the first connecting block 21 and fixed by bolts.

[0027] The self-locking limit block 4 is provided with a second mounting groove adapted to the second connecting block 22 , and the self-locking limit block 4 is mounted on the rotating seat 2 through the cooperation between the second mounting groove and the second connecting block 22 and fixed by bolts.

[0028] Wherein, the positioning block 3, the self-locking limit block 4 and the fixed limit block 91 are plastic steel blocks.

[0029] Among them, a first hanging pin mounting hole 12 is opened on the upper surface of the mounting base 1 away from the module 10, and the first hanging pin mounting hole 12 is connected to the first hanging pin 7. A second hanging pin mounting hole 24 is opened on the second connecting block 22, and the second hanging pin mounting hole 24 is connected to the second hanging pin 8. Spring hooks 61 are set at both ends of the spring 6, and the spring hooks 61 at both ends of the spring 6 are respectively connected to the first hanging pin 7 and the second hanging pin 8.

[0030] A pallet includes the above-mentioned new type of module self-locking positioning mechanism, and also includes a pallet main body 9, the pallet main body 9 is provided with a mounting seat groove 92 for installing a mounting seat 1, the mounting seat 1 is installed on the mounting seat groove 92 by bolts, and a fixed limit block 91 is provided on one end of the pallet main body 9 opposite to the mounting seat groove 92, and a module 10 placement area is formed between the fixed limit block 91 and the self-locking positioning mechanism.

[0031] The working principle of the utility model is as follows: during use, when the module is to be placed, the spring is retracted, and the rotating seat is rotated a certain angle in the direction away from the module. At this time, the positioning block is tilted upward, and sufficient space is reserved for the robot to place the module in the placement area of ​​the tray. When the end plate of the placed module is pressed onto the positioning block, the positioning block is pressed down by the self-weight of the module itself. At this time, the spring is pulled open, and when the positioning block is pressed down to the bottom, the rotating seat rotates toward the direction of the module, and the corresponding self-locking limit block will move toward the direction of the module, pushing the module toward the fixed limit block and locking it. In this way, the positioning and locking function of the module in the tray can be completed by the module's own weight.

[0032] The above shows and describes the basic principle and main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents. Anything not described in detail in the utility model is a well-known technology of those skilled in the art.

Claims

1. A new type of module self-locking positioning mechanism, characterized by: It includes a mounting seat, a rotating seat is hinged in the middle of the upper surface of the mounting seat, a positioning block is detachably connected to the side of the rotating seat facing the module, a self-locking limit block is detachably connected to the upper end of the rotating seat, and a spring is connected between the self-locking limit block and the upper surface of the mounting seat away from the module.

2. A novel module self-locking positioning mechanism according to claim 1, characterized in that: A first rotating connection block is arranged in the middle of the upper surface of the mounting seat, and a group of second rotating connection blocks adapted to the first rotating connection block are arranged on the side of the rotating seat away from the module. Pin shaft through holes are opened at corresponding positions of the first rotating connection block and the second rotating connection block, and a grooved pin shaft is arranged in the pin shaft through hole. The grooved pin shaft passes through the first rotating connection block, the second rotating connection block, and the first rotating connection block in sequence and is connected with a pin shaft clamp.

3. A novel module self-locking positioning mechanism according to claim 2, characterized in that: The rotating seat is provided with a first connection block on one side facing the module, and the upper end of the rotating seat is provided with a second connection block.

4. A novel module self-locking positioning mechanism according to claim 3, characterized in that: The positioning block is provided with a first mounting groove adapted to the first connecting block. The positioning block is mounted on the rotating seat through the cooperation between the first mounting groove and the first connecting block and is fixed by bolts.

5. A novel module self-locking positioning mechanism according to claim 4, characterized in that: The self-locking limit block is provided with a second mounting groove adapted to the second connecting block. The self-locking limit block is mounted on the rotating seat through the cooperation between the second mounting groove and the second connecting block and is fixed by bolts.

6. A novel module self-locking positioning mechanism according to claim 5, characterized in that: The positioning block, the self-locking limit block and the fixed limit block are plastic steel blocks.

7. The novel module self-locking positioning mechanism according to claim 5 is characterized in that: A first hanging pin mounting hole is provided on the upper surface of one end of the mounting base away from the module, and a first hanging pin is connected to the first hanging pin mounting hole. A second hanging pin mounting hole is provided on the second connecting block, and a second hanging pin is connected to the second hanging pin mounting hole. Spring hooks are provided at both ends of the spring, and the spring hooks at both ends of the spring are respectively connected to the first hanging pin and the second hanging pin.

8. A tray, comprising a novel module self-locking positioning mechanism according to any one of claims 1 to 7, characterized in that: It also includes a tray body, which is provided with a mounting seat groove for installing a mounting seat. The mounting seat is installed on the mounting seat groove by bolts. A fixed limit block is provided on one end of the tray body opposite to the mounting seat groove, and a module placement area is formed between the fixed limit block and the self-locking positioning mechanism.

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