CN219162188U

CN219162188U - Quick charge-discharge test fixture for square shell

Info

Publication number: CN219162188U
Application number: CN202222547687.3U
Authority: CN
Inventors: 周益; 占宾
Original assignee: Suzhou Weiyijia Electronics Co ltd
Current assignee: Suzhou Weiyijia Electronics Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-06-09
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a quick charge and discharge test fixture for a square shell, wherein a vertical fixing block capable of moving up and down is arranged on the front end surface of a metal plate vertical plate, a stop spring bracket is fixed at the rear end of the vertical fixing block, and the stop spring bracket moves up and down through a spring mechanism in the metal plate vertical plate; a rack is fixed in the middle of the front end of the metal plate vertical plate, the lower end of the rack extends out through an opening reserved in the middle of the spring stopping bracket and is fixed on the surface of the upper end of the metal plate bracket, and an upper and lower stopping assembly fixed in the middle of the rear end of the vertical fixing block is used for limiting the vertical fixing block to move up and down through clamping the rack; according to the utility model, through the arrangement of the upper and lower stop assemblies, the height of the probe mechanism can be quickly fixed after being adjusted, and through the arrangement of the spring mechanism, the height of the probe mechanism can be quickly adjusted, so that the positions of the high-current pins of the probe mechanism can be matched with the electric cores of the polar posts with different lengths.

Description

Quick charge-discharge test fixture for square shell

Technical Field

The utility model relates to the technical field of clamps, in particular to a square shell rapid charge and discharge test clamp.

Background

The square shell battery has the advantage of higher volume energy density, and is increasingly used in industries such as new energy electric vehicles and the like. Along with the increasing demand of people for square-shell batteries, the square-shell batteries are required to be simpler, more practical and more reliable in the production and detection processes.

At present, the finished product of the battery needs to be strictly checked before being used to detect whether each performance of the battery can reach a preset standard, but in the production line operation of a production factory, batteries of different types need to be fixed by adopting corresponding types of clamps, and the positions of high-current pins cannot be matched with battery cores of polar posts of different lengths. Therefore, we propose a square shell rapid charge and discharge test fixture.

Disclosure of Invention

The utility model aims to provide a square shell rapid charge and discharge test fixture for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a quick charge and discharge test fixture of square shell, includes the panel beating support that the level set up, and the upper end rear portion of panel beating support is fixed with vertical panel beating riser, panel beating riser's front end surface is equipped with the vertical fixed block that can reciprocate, and the vertical fixed block rear end is fixed with the end spring support, and the end spring support carries out the vertical movement through the inside spring mechanism of panel beating riser;

a rack is fixed in the middle of the front end of the metal plate vertical plate, the lower end of the rack extends out through an opening reserved in the middle of the spring stopping bracket and is fixed on the surface of the upper end of the metal plate bracket, and an upper and lower stopping assembly fixed in the middle of the rear end of the vertical fixing block is used for limiting the vertical fixing block to move up and down through clamping the rack;

the upper end and the lower end of the vertical fixing block are respectively fixed with a supporting bar, a first guide rod is arranged between the two ends of the upper supporting bar and the lower supporting bar, movable connecting plates are sleeved on the two groups of first guide rods, and a hand clamp bracket at the front end of the vertical fixing block is connected to the upper end of the middle part of the movable connecting plates through a hand clamp;

and sliding grooves for sliding the probe fixing blocks are formed in two sides of the movable connecting plate, and the probe fixing blocks are fixedly provided with probe mechanisms.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through the arrangement of the upper and lower stop assemblies, the height of the probe mechanism can be quickly fixed after being adjusted, and through the arrangement of the spring mechanism, the height of the probe mechanism can be quickly adjusted, so that the positions of the high-current pins of the probe mechanism can be matched with the electric cores of the polar posts with different lengths.

Drawings

FIG. 1 is a first perspective view of the whole structure of the present utility model;

FIG. 2 is a second perspective view of the whole structure of the present utility model;

FIG. 3 is a schematic perspective view of the connection of the vertical fixing block, the upper and lower stop assemblies and the rack;

FIG. 4 is a schematic perspective view of the connection of the upper and lower stop assemblies, the rack, the stop spring support and the second guide rod of the present utility model;

FIG. 5 is a schematic perspective view of the whole upper and lower stopper assembly of the present utility model;

FIG. 6 is a schematic perspective view of the end cap of the upper and lower assembly of the present utility model;

FIG. 7 is a schematic perspective view of the connection of the movable connection plate, the probe fixing block and the probe mechanism of the utility model;

FIG. 8 is a schematic perspective view showing the connection of the probe-fixing block and the probe mechanism according to the present utility model.

In the figure: 1. a guide rail; 2. a sleeve; 3. a vertical fixing block; 4. a first guide bar; 5. a movable connecting plate; 6. trimming the flange; 7. a probe fixing block; 8. a hand clamp; 9. a hand clamp bracket; 10. a slide block; 11. a sheet metal bracket; 12. a high-current needle; 13. an upper and lower stopper assembly; 131. a housing; 132. an end cap; 133. rotating the handle; 134. teeth; 135. a pin shaft; 136. a cam; 137. a T-shaped clamping block; 138. a second spring; 14. a stop spring bracket; 15. a first spring; 16. a second guide bar; 17. a rack; 18. a support bar; 19. a stainless steel pressure plate; 20. a triangle; 21. a sheet metal vertical plate; 22. a second conductive sheet; 23. a conductive wire; 24. a chute; 25. a first conductive sheet; 26. a limiting ring; 27. and a third spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, the present utility model provides a technical solution: the utility model provides a quick charge-discharge test fixture of square shell, includes the panel beating support 11 of level setting, and the upper end rear portion of panel beating support 11 is fixed with vertical panel beating riser 21, and the left and right sides of panel beating riser 21 bottom is through set square 20 fixed connection in the upper end of panel beating support 11.

The front end surface of panel beating riser 21 is equipped with the perpendicular fixed block 3 that can reciprocate, and the front end both sides surface of panel beating riser 21 is equipped with guide rail 1, and perpendicular fixed block 3 rear end both sides are fixed with slider 10, and slider 10 slides on corresponding guide rail 1.

The rear end of the vertical fixing block 3 is fixedly provided with a stop spring bracket 14, and the stop spring bracket 14 moves up and down through a spring mechanism in the sheet metal vertical plate 21;

the spring mechanism comprises a second guide rod 16 penetrating through the middle of the rear end of the stop spring support 14, a first spring 15 is sleeved on the second guide rod 16, the upper end and the lower end of the second guide rod 16 are fixed inside the metal plate vertical plate 21, and the first spring 15 is clamped between the metal plate vertical plate 21 and the stop spring support 14.

A rack 17 is fixed in the middle of the front end of the metal plate vertical plate 21, the lower end of the rack 17 extends out through an opening reserved in the middle of the stop spring bracket 14 and is fixed on the surface of the upper end of the metal plate bracket 11, and an up-and-down stopping assembly 13 fixed in the middle of the rear end of the vertical fixing block 3 is used for limiting up-and-down movement of the vertical fixing block 3 through clamping the rack 17;

the upper and lower stopping assembly 13 comprises a shell 131 fixed in the middle of the rear end of the vertical fixing block 3, an end cover 132 fixed at the upper end of the shell 131, a cam 136 movably connected in the middle of the shell 131 through a pin shaft 135 and a T-shaped clamping block 137 at the rear of the interior of the shell 131;

the front side of the upper end of the cam 136 is connected with a rotating handle 133, the rear ends of the two sides of the T-shaped clamping block 137 are connected with a second spring 138, the front end surface of the T-shaped clamping block 137 is tightly attached to the cam 136 under the action of the elasticity of the second spring 138, the middle part of the rear end of the T-shaped clamping block 137 extends out of the shell 131, and the teeth 134 in the middle part of the rear end of the T-shaped clamping block 137 are clamped at the front end of the rack 17.

The upper end and the lower end of the vertical fixing block 3 are respectively fixed with a supporting bar 18, a first guide rod 4 is arranged between the two ends of the upper supporting bar 18 and the lower supporting bar 18, a movable connecting plate 5 is sleeved on the two groups of first guide rods 4, a sleeve 2 is sleeved on the first guide rods 4, the sleeve 2 is inserted into round holes at the rear parts of the two ends of the movable connecting plate 5, and a trimming flange 6 fixed at the upper end of the sleeve 2 is fixed on the upper end surface of the movable connecting plate 5.

The hand clamp bracket 9 at the front end of the vertical fixing block 3 is connected to the upper end of the middle part of the movable connecting plate 5 through a hand clamp 8;

the two sides of the movable connecting plate 5 are provided with sliding grooves 24 for sliding the probe fixing blocks 7, and the probe fixing blocks 7 are fixedly provided with probe mechanisms.

The probe mechanism comprises a stainless steel pressing plate 19 and a high-current needle 12 which are fixed on a probe fixing block 7, a first conducting strip 25 at the bottom of a conducting wire 23 is connected after the top of the high-current needle 12 penetrates through the stainless steel pressing plate 19, a second conducting strip 22 is connected to the upper end of the conducting wire 23, a third spring 27 is sleeved on the bottom of the high-current needle 12 after the bottom of the high-current needle 12 penetrates through the probe fixing block 7, and a limiting ring 26 at the bottom of the high-current needle 12 is tightly attached to the bottom of the third spring 27.

Specifically, when in use, under the action of the elastic force of the first spring 15 in the spring mechanism, the spring stopping bracket 14 moves upwards with the vertical fixing block 3, the movable connecting plate 5 fixed on the vertical fixing block 3 and the probe mechanism arranged on the movable connecting plate 5 until the probe mechanism moves to a proper position, and then the cam 136 is rotated clockwise through the rotating handle 133 of the upper and lower component 13, so that the cam 136 pushes the T-shaped clamping block 137 to move backwards until the teeth 134 in the middle of the rear end of the T-shaped clamping block 137 are clamped at the front end of the rack 17, thus the upward height adjustment of the probe mechanism is completed;

when the height of the probe mechanism needs to be adjusted downwards, the cam 136 is rotated anticlockwise by the rotating handle 133 of the upper and lower components 13, so that the cam 136 does not push the T-shaped clamping block 137 any more, at this time, the T-shaped clamping block 137 is moved forwards under the elastic force of the second spring 138 on the T-shaped clamping block 137 until the teeth 134 in the middle of the rear end of the T-shaped clamping block 137 are not clamped at the front end of the rack 17 any more;

then the vertical fixing block 3 is pressed downwards, so that the movable connecting plate 5 fixed on the vertical fixing block 3 and a probe mechanism arranged on the movable connecting plate 5 move downwards, at the moment, the first spring 15 is compressed downwards by the spring stopping bracket 14 until the probe mechanism moves downwards to a proper height, then the rotating handle 133 is rotated clockwise again, so that the T-shaped clamping block 137 moves backwards until the teeth 134 in the middle of the rear end of the T-shaped clamping block 137 are clamped at the front end of the rack 17, and the downward height adjustment of the probe mechanism is completed;

thus, through the rapid adjustment and fixation of the height of the probe mechanism, the position of the high-current needle 12 of the probe mechanism can be matched with the electric cores of the poles with different lengths.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick charge-discharge test fixture of square shell, includes panel beating support (11) that the level set up, and the upper end rear portion of panel beating support (11) is fixed with vertical panel beating riser (21), its characterized in that: the front end surface of the metal plate vertical plate (21) is provided with a vertical fixing block (3) capable of moving up and down, the rear end of the vertical fixing block (3) is fixedly provided with a spring stopping bracket (14), and the spring stopping bracket (14) moves up and down through a spring mechanism in the metal plate vertical plate (21);

a rack (17) is fixed in the middle of the front end of the metal plate vertical plate (21), the lower end of the rack (17) extends out through an opening reserved in the middle of the spring stopping bracket (14) and is fixed on the upper end surface of the metal plate bracket (11), and an up-and-down stopping assembly (13) fixed in the middle of the rear end of the vertical fixing block (3) is used for limiting the up-and-down movement of the vertical fixing block (3) through clamping the rack (17);

the upper end and the lower end of the vertical fixing block (3) are respectively fixed with a supporting bar (18), a first guide rod (4) is arranged between the two ends of the upper supporting bar and the lower supporting bar (18), the two groups of first guide rods (4) are sleeved with movable connecting plates (5), and a hand clamp bracket (9) at the front end of the vertical fixing block (3) is connected to the upper end of the middle part of each movable connecting plate (5) through a hand clamp (8);

two sides of the movable connecting plate (5) are provided with sliding grooves (24) for sliding the probe fixing blocks (7), and the probe fixing blocks (7) are fixedly provided with probe mechanisms.

2. The square shell rapid charge and discharge test fixture according to claim 1, wherein: guide rails (1) are arranged on the surfaces of the two sides of the front end of the metal plate vertical plate (21), sliding blocks (10) are fixed on the two sides of the rear end of the vertical fixing block (3), and the sliding blocks (10) are connected to the corresponding guide rails (1) in a sliding mode.

3. The square shell rapid charge and discharge test fixture according to claim 1, wherein: the left side and the right side of the bottom of the metal plate vertical plate (21) are fixedly connected to the upper end of the metal plate bracket (11) through a triangular plate (20).

4. The square shell rapid charge and discharge test fixture according to claim 1, wherein: the spring mechanism comprises a second guide rod (16) penetrating through the middle of the rear end of the spring stopping support (14), a first spring (15) is sleeved on the second guide rod (16), the upper end and the lower end of the second guide rod (16) are fixed inside the metal plate vertical plate (21), and the first spring (15) is clamped between the metal plate vertical plate (21) and the spring stopping support (14).

5. The square shell rapid charge and discharge test fixture according to claim 1, wherein: the upper and lower stopping assembly (13) comprises a shell (131) fixed in the middle of the rear end of the vertical fixing block (3), an end cover (132) fixed at the upper end of the shell (131), a cam (136) movably connected in the middle of the shell (131) through a pin shaft (135) and a T-shaped clamping block (137) at the rear of the inside of the shell (131);

the front side of the upper end of the cam (136) is connected with a rotating handle (133), the rear ends of the two sides of the T-shaped clamping block (137) are connected with a second spring (138), the front end surface of the T-shaped clamping block (137) is tightly attached to the cam (136) under the action of the elasticity of the second spring (138), the middle part of the rear end of the T-shaped clamping block (137) extends out of the shell (131), and teeth (134) in the middle part of the rear end of the T-shaped clamping block (137) are clamped at the front end of the rack (17).

6. The square shell rapid charge and discharge test fixture according to claim 1, wherein: the probe mechanism comprises a stainless steel pressing plate (19) and a high-current needle (12) which are fixed on a probe fixing block (7), a first conducting strip (25) at the bottom of a conducting wire (23) is connected to the top of the high-current needle (12) after penetrating through the stainless steel pressing plate (19), a second conducting strip (22) is connected to the upper end of the conducting wire (23), a third spring (27) is sleeved on the bottom of the high-current needle (12) after penetrating through the probe fixing block (7), and a limiting ring (26) at the bottom of the high-current needle (12) is tightly attached to the bottom of the third spring (27).