BMS plate positioning jig

Abstract

The utility model discloses a BMS plate positioning jig which comprises a BMS plate positioning jig seat body, brackets are arranged on the two sides of the upper portion of the BMS plate positioning jig seat body, an opening and closing positioning frame is arranged above the brackets, a fixed handle is arranged at the other end of the upper portion of the opening and closing positioning frame, movable plates are arranged on the two sides of the interior of the opening and closing positioning frame, and the movable plates are arranged on the two sides of the interior of the opening and closing positioning frame. A pressing positioning plate is arranged below the movable plate, a BMS plate positioning table is arranged in the middle of the upper portion of the BMS plate positioning jig base, a fixing spring is arranged in the middle of the bottom of the BMS plate positioning table, and anti-displacement protruding points are arranged in the middles of the front end and the rear end of the BMS plate positioning table. The opening and closing positioning frame is opened or closed upwards or downwards in a rotating mode, so that the two sides of the BMS board are positioned, pressing can be conducted from the surface of the BMS board in the positioning mode, and the positioning stability of the BMS board can be guaranteed through the pressing positioning mode.

Description

Technical Field

[0001] The utility model relates to the field related to BMS board production, in particular to a BMS board positioning fixture. Background Art

[0002] The BMS board is a BMS battery protection board, which is an integrated circuit board that mainly protects rechargeable batteries. The battery management system is mainly used to improve the utilization rate of the battery, prevent the battery from overcharging and over-discharging, extend the battery life, and monitor the battery status. With the development of the battery management system, other functions will also be added, which is the charge and discharge protection of the series lithium battery pack, and effectively improves the charging effect under the series charging mode.

[0003] There are still certain deficiencies in the use of BMS board positioning fixtures in the existing technology. Commonly used BMS board positioning fixtures usually clamp and position the BMS board from both sides. If the clamping is tight, the edge of the BMS board is easily damaged. If the clamping is slightly loose, the BMS board is not stable enough during processing. In addition, the positioning method on both sides generally requires adjusting the clamps on both sides one by one, which is time-consuming. Utility Model Content

[0004] The purpose of the present utility model is to provide a BMS board positioning fixture to solve the problem that the commonly used BMS board positioning fixture proposed in the above background technology usually clamps and positions the BMS board from both sides. If the clamping is tight, the edge of the BMS board is easily damaged. If the clamping is slightly loose, the BMS board is not stable enough during processing. In addition, the positioning method on both sides generally requires adjusting the clamps on both sides one by one, which is relatively time-consuming.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a BMS board positioning jig, comprising a BMS board positioning jig base, brackets are provided on both sides above the BMS board positioning jig base, an opening and closing positioning frame is provided above the bracket, a fixed handle is provided at the other end above the opening and closing positioning frame, movable plates are provided on both sides inside the opening and closing positioning frame, a pressing positioning plate is provided below the movable plate, a BMS board positioning platform is provided in the middle position above the BMS board positioning jig base, a fixing spring is provided in the middle position of the bottom of the BMS board positioning platform, and anti-displacement protrusions are provided in the middle position of the front and rear ends of the BMS board positioning platform.

[0006] In a further embodiment, the cross section of the bracket is configured as a transverse U-shaped structure, and the bracket is connected to the BMS board positioning fixture seat by welding.

[0007] In a further embodiment, the two sides of the BMS board positioning platform are connected to the bracket through sliding, and the two sides of the bottom surface of the BMS board positioning platform are connected to the BMS board positioning fixture base through limiting blocks and limiting bases, and the cross-section of the limiting block is set to an inverted triangle structure.

[0008] In a further embodiment, the anti-displacement protrusion and the BMS board positioning platform are slidably connected via a fixed slider and a fixed slide groove, and the fixed slider and the fixed slide groove are fixedly connected via an adjusting bolt.

[0009] In a further embodiment, the movable plate is slidably connected to the opening and closing positioning frame through an adjusting slider, the adjusting slider is fixedly connected to the opening and closing positioning frame through a fastening bolt, and the fastening bolt is connected to the opening and closing positioning frame through a slot, and the pressing positioning plate and the movable plate are fixedly connected through a height adjustment bolt.

[0010] In a further embodiment, one end of the opening and closing positioning frame is connected to the bracket through a fixing ear, and the opening and closing positioning frame and the fixing ear are hingedly connected by a fixed hinge, and the other end of the opening and closing positioning frame is connected to the bracket through a locking pin and a locking slot, and the locking pin and the locking slot are fixedly connected by elastic teeth.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. The opening and closing positioning frame in the utility model is opened or closed upward or downward by rotating, so as to position both sides of the BMS board. This positioning method can be pressed from the surface of the BMS board. The pressing positioning method can ensure the stability of the BMS board positioning. At the same time, the two sides of the BMS board are pressed and positioned, and there is no need to adjust the positioning position one by one, thereby improving the speed of BMS board positioning and making it easier to operate.

[0013] 2. The movable plate in the utility model is set as an adjustable structure, which can be adjusted according to the size of the BMS board, and BMS boards of different sizes can be positioned to improve the versatility of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of a BMS board positioning fixture of the present utility model;

[0015] Figure 2 This is a schematic diagram of the opening structure of the opening and closing positioning frame of the utility model;

[0016] Figure 3 This is a top view of a BMS board positioning fixture of the present utility model;

[0017] Figure 4 A top view of the anti-displacement protrusion of the utility model;

[0018] Figure 5 It is a top view of the opening and closing positioning frame of the utility model.

[0019] In the figure: 1. BMS board positioning fixture base; 2. Bracket; 3. Fixed hinge; 4. Fixed ear; 5. Fastening bolt; 6. Opening and closing positioning frame; 7. Adjustment slider; 8. Movable plate; 9. Height adjustment bolt; 10. Press positioning plate; 11. BMS board positioning platform; 12. Limit block; 13. Limit seat; 14. Fixed spring; 15. Locking groove; 16. Fixed handle; 17. Locking pin; 18. Elastic tooth; 19. Anti-displacement protrusion; 20. Adjustment bolt; 21. Notch; 22. Fixed slide; 23. Fixed slider. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] See also Figure 1-5 , The utility model provides an embodiment: a BMS board positioning fixture, including a BMS board positioning fixture base 1, brackets 2 are provided on both sides of the upper part of the BMS board positioning fixture base 1, an opening and closing positioning frame 6 is provided above the bracket 2, a fixed handle 16 is provided at the other end of the upper part of the opening and closing positioning frame 6, movable plates 8 are provided on both sides of the inner part of the opening and closing positioning frame 6, a pressing positioning plate 10 is provided below the movable plate 8, a BMS board positioning platform 11 is provided in the middle position above the BMS board positioning fixture base 1, a fixing spring 14 is provided in the middle position of the bottom of the BMS board positioning platform 11, and the BMS board is fixed. Anti-displacement protrusions 19 are provided in the middle position of the front and rear ends of the positioning platform 11; the bracket 2 is used to support the installation height of the opening and closing positioning frame 6, the opening and closing positioning frame 6 is used to install and fix the movable plate 8, the movable plate 8 is used to adjust the installation position of the pressing positioning plate 10, the pressing positioning plate 10 is used to press and position the BMS board, the BMS board positioning platform 11 is used to place the BMS board, the fixing spring 14 is used to increase the elasticity of the BMS board positioning platform 11, which has a shock-absorbing effect, and the anti-displacement protrusions 19 are used to limit the position where the BMS board is placed.

[0022] The cross-section of the bracket 2 is set to a horizontal U-shaped structure, and the bracket 2 is connected to the BMS board positioning fixture base 1 by welding. The horizontal U-shaped structure can increase the stability of the bracket 2; the two sides of the BMS board positioning platform 11 are connected to the bracket 2 by sliding, and the two sides of the bottom surface of the BMS board positioning platform 11 are connected to the BMS board positioning fixture base 1 by limiting blocks 12 and limiting seats 13, and the cross-section of the limiting block 12 is set to an inverted triangle structure. The sliding connection facilitates the BMS board positioning platform 11 to float up and down, and the limiting block 12 is used to limit the descending position of the BMS board positioning platform 11.

[0023] The anti-displacement protrusion 19 and the BMS board positioning platform 11 are slidably connected to the fixed slide 22 through the fixed slider 23, and the fixed slider 23 and the fixed slide 22 are fixedly connected through the adjusting bolt 20. The fixed slider 23 is used to adjust the position of the anti-displacement protrusion 19, and the adjusting bolt 20 is used to facilitate the movement and adjustment of the position of the fixed slider 23.

[0024] The movable plate 8 is slidably connected to the opening and closing positioning frame 6 by the adjusting slider 7, and the adjusting slider 7 is fixedly connected to the opening and closing positioning frame 6 by the fastening bolt 5, and the fastening bolt 5 is connected to the opening and closing positioning frame 6 by the notch 21, and the pressing positioning plate 10 is fixedly connected to the movable plate 8 by the height adjusting bolt 9, and the adjusting slider 7 is used to move the position of the movable plate 8, and the fastening bolt 5 is used to fix the position after the adjusting slider 7 is adjusted; one end of the opening and closing positioning frame 6 is connected to the bracket 2 by the fixing ear 4, and the opening and closing positioning frame 6 is hingedly connected to the fixing ear 4 by the fixing hinge 3, and the other end of the opening and closing positioning frame 6 is connected to the bracket 2 by the locking pin 17 and the locking groove 15, and the locking pin 17 and the locking groove 15 are fixedly connected by elastic teeth 18, and is used to fix the installation position of the opening and closing positioning frame 6 by the fixing ear 4,

[0025] Working principle: When in use, adjust the anti-displacement protrusion 19 to the desired position by adjusting the bolt 20, so that the width of the BMS board positioning platform 11 is the same as the width of the BMS board, and move the movable plate 8 to the desired position by adjusting the slider 7, so that the pressing positioning plate 10 is located at the edge of the BMS board, tighten the fastening bolt 5, and then adjust the pressing positioning plate 10 to the desired height according to the thickness of the BMS board through the height adjustment bolt 9, place the BMS board on top of the BMS board positioning platform 11, and limit the position of the BMS board through the anti-displacement protrusion 19, hold the fixed handle 16, press the opening and closing positioning frame 6 downward, so that the locking pin 17 is embedded in the locking groove 15, and the closed position is locked. Press the positioning plate 10 to press both sides of the BMS board into position.

[0026] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A BMS board positioning fixture, comprising a BMS board positioning fixture seat (1), characterized in that: The BMS board positioning fixture seat (1) is provided with brackets (2) on both sides above, an opening and closing positioning frame (6) is provided on the bracket (2), a fixed handle (16) is provided on the other end above the opening and closing positioning frame (6), movable plates (8) are provided on both sides inside the opening and closing positioning frame (6), a pressing positioning plate (10) is provided below the movable plate (8), a BMS board positioning platform (11) is provided at the middle position above the BMS board positioning fixture seat (1), a fixing spring (14) is provided at the middle position of the bottom of the BMS board positioning platform (11), and an anti-displacement protrusion (19) is provided at the middle position between the front and rear ends of the BMS board positioning platform (11).

2. A BMS board positioning fixture according to claim 1, characterized in that: The cross section of the bracket (2) is configured as a transverse U-shaped structure, and the bracket (2) is connected to the BMS board positioning fixture seat (1) by welding.

3. The BMS board positioning fixture according to claim 1, characterized in that: The two sides of the BMS board positioning platform (11) are connected to the bracket (2) by sliding, and the two sides of the bottom surface of the BMS board positioning platform (11) are connected to the BMS board positioning fixture seat (1) by embedding a limit block (12) and a limit seat (13), and the cross section of the limit block (12) is set to an inverted triangle structure.

4. The BMS board positioning fixture according to claim 1, characterized in that: The anti-displacement protrusion (19) and the BMS board positioning platform (11) are slidably connected via a fixed slider (23) and a fixed slide groove (22), and the fixed slider (23) and the fixed slide groove (22) are fixedly connected via an adjusting bolt (20).

5. The BMS board positioning fixture according to claim 1, characterized in that: The movable plate (8) is slidably connected to the opening and closing positioning frame (6) via an adjusting slider (7), the adjusting slider (7) is fixedly connected to the opening and closing positioning frame (6) via a fastening bolt (5), and the fastening bolt (5) is connected to the opening and closing positioning frame (6) via a notch (21), and the pressing positioning plate (10) is fixedly connected to the movable plate (8) via a height adjusting bolt (9).

6. The BMS board positioning fixture according to claim 1, characterized in that: One end of the opening and closing positioning frame (6) is connected to the bracket (2) via a fixing ear (4), and the opening and closing positioning frame (6) and the fixing ear (4) are hingedly connected via a fixing hinge (3); the other end of the opening and closing positioning frame (6) is connected to the bracket (2) via a locking pin (17) and a locking groove (15), and the locking pin (17) and the locking groove (15) are fixedly connected via an elastic latch (18).

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