CN220881995U

CN220881995U - Multi-angle test fixture

Info

Publication number: CN220881995U
Application number: CN202322119772.4U
Authority: CN
Inventors: 林立举; 黄鹤
Original assignee: Fujian Dongheng New Energy Group Co ltd
Current assignee: Fujian Dongheng New Energy Group Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-05-03
Anticipated expiration: 2033-08-08

Abstract

The utility model provides a multi-angle test fixture, which comprises a fixture and a base, wherein the base is arranged at the bottom end of the fixture, the fixture comprises a clamping block, a bidirectional threaded rod, a first bearing and a driving motor, the clamping block is correspondingly arranged on the top end surface of the fixture, the bidirectional threaded rod is arranged in the fixture, the first bearing is arranged at one end of the bidirectional threaded rod, the driving motor is arranged at one side of the fixture, an output shaft is connected with the other end of the bidirectional threaded rod, and an adjusting mechanism of the fixture is arranged in the base; according to the utility model, through the use of the adjusting mechanism, the angle of the angle adjusting clamp can be adjusted by the adjusting mechanism according to the requirement, so that the multi-angle adjusting effect is achieved, the requirement of a user is further met, and meanwhile, the multifaceted performance of the battery cell test is increased.

Description

Multi-angle test fixture

Technical Field

The utility model belongs to the technical field of battery core drop tests, and particularly relates to a multi-angle test fixture.

Background

The cell refers to an electrochemical cell which comprises a positive electrode and a negative electrode, and is not generally directly used. The battery is different from the battery which comprises a protection circuit and a shell, and can be directly used;

Meanwhile, the battery cell needs to be tested before leaving the factory, the shock resistance when the battery cell is subjected to external force in the transportation and carrying processes needs to be ensured, the battery cell is fixed on a clamp of a testing machine, and then the testing machine is started to enable the battery cell to fall.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a multi-angle test fixture, which is used for solving the problems that in the prior art, a battery cell can only be horizontally fixed on the fixture during test, so that the test is limited, and when the battery cell needs to be subjected to multi-angle drop test, the use requirements cannot be met, and further, the multi-angle test fixture is designed to enable the battery cell to be subjected to multi-angle test.

The utility model provides a multi-angle test fixture, includes anchor clamps and base, the base sets up the bottom at the anchor clamps, the anchor clamps include clamp splice, two-way threaded rod, first bearing and driving motor, the corresponding top surface that sets up at the anchor clamps of clamp splice, two-way threaded rod installs the inside at the anchor clamps, the one end at two-way threaded rod is installed to first bearing, driving motor installs one side and the output shaft of anchor clamps and the other end of two-way threaded rod are connected, the inside of base is provided with the adjustment mechanism of anchor clamps, adjustment mechanism includes lead screw, second bearing, first motor, movable block, fixed block, pivot, lug, connecting block and dwang, the inside at the base is installed to the lead screw, the one end at the lead screw is connected to the second bearing, first motor is installed at the other end of base and output shaft and lead screw, movable block threaded connection is on the surface of lead screw, one side at the base top, the pivot is connected in the inside of fixed block, lug and pivot are installed respectively in the both sides of anchor clamps bottom just the lug is connected with the pivot, the dwang is connected between movable block and connecting block.

Preferably, the opposite direction threads on the surface of the bidirectional threaded rod correspond to each other, and the bottom end of the clamping block is in threaded connection with the surface of the bidirectional threaded rod.

Preferably, the clamping blocks are in threaded movable connection with the clamp through a bidirectional threaded rod.

Preferably, the clamp is connected with the base in a rotating way through a bump.

Preferably, the screw rod is in rotary connection with the base through a first motor.

Preferably, the movable block is movably connected with the base through threads formed between the screw rod and the base.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, through the use of the adjusting mechanism, the clamp can be used for adjusting the angle according to the requirement, so that the multi-angle adjustment function is realized, the requirement of a user is further met, and meanwhile, the multi-face performance of the battery cell test is increased.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the main body of the present utility model;

FIG. 3 is a schematic top view of the body of the present utility model;

FIG. 4 is a schematic diagram of a test cross-section of the fixture of the present utility model.

In the figure: 1. a clamp; 2. a base; 3. clamping blocks; 4. a two-way threaded rod; 5. a first bearing; 6. a driving motor; 7. a screw rod; 8. a second bearing; 9. a first motor; 10. a movable block; 11. a fixed block; 12. a bump; 13. a connecting block; 14. a rotating lever; 15. a rotating shaft.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-4, the utility model provides a multi-angle test fixture, which comprises a fixture 1 and a base 2, wherein the base 2 is arranged at the bottom end of the fixture 1, the fixture 1 comprises a clamping block 3, a bidirectional threaded rod 4, a first bearing 5 and a driving motor 6, the clamping block 3 is correspondingly arranged on the top end surface of the fixture 1, the bidirectional threaded rod 4 is arranged in the fixture 1, the first bearing 5 is arranged at one end of the bidirectional threaded rod 4, the driving motor 6 is arranged at one side of the fixture 1, an output shaft is connected with the other end of the bidirectional threaded rod 4, an adjusting mechanism of the fixture 1 is arranged in the base 2, the adjusting mechanism comprises a screw rod 7, a second bearing 8, a first motor 9, a movable block 10, a fixed block 11, a rotating shaft 15, a lug 12, a connecting block 13 and a rotating rod 14, the screw rod 7 is arranged in the base 2, the second bearing 8 is connected with one end of the screw rod 7, the first motor 9 is arranged in the base 2, the output shaft is connected with the other end of the screw rod 7, the movable block 10 is in the threaded connection with the surface of the screw rod 7, the fixed block 11 is fixedly connected with one side of the top end of the base 2, the rotating shaft 15 is connected with the inside the fixed block 11, the lug 12 and the rotating shaft 13 is respectively arranged at two ends of the rotating shaft 13 and can be connected with the rotating shaft 13 through the rotating mechanism by using the rotating shafts and the rotating mechanism, and the rotating mechanism and the rotating shaft 13 can be adjusted by the rotating mechanism.

Referring to fig. 1-4, the opposite threads on the surface of the bi-directional threaded rod 4 correspond to each other, the bottom end of the clamping block 3 is in threaded connection with the surface of the bi-directional threaded rod 4, and the bottom end of the clamping block 3 is in threaded connection with the surface of the bi-directional threaded rod 4, so that the bi-directional threaded rod 4 can enable the clamping block 3 to move along the opposite threads on the surface of the bi-directional threaded rod 4 through rotation of the driving motor 6.

Referring to fig. 1-4, the clamping block 3 is movably connected with the fixture 1 through a thread formed between the bidirectional threaded rod 4, and is movably connected with the fixture 1 through a thread formed between the clamping block 3 and the bidirectional threaded rod 4, so that the clamping block 3 moves close to or away from each other along the anisotropic thread on the surface of the bidirectional threaded rod 4, and further, the battery cell is conveniently clamped or released.

Referring to fig. 1-4, the clamp 1 is rotatably connected with the base 2 through the bump 12, and the clamp 1 is rotatably connected with the bump 12 and the base 2 through the bump 12, so that one side of the clamp 1 is rotated through the bump 12 when being lifted, and further, the clamp cannot be blocked.

Referring to fig. 1-4, the screw rod 7 is rotatably connected with the base 2 through the first motor 9, and the screw rod 7 is rotatably connected with the base 2 through the screw rod 7 and the first motor 9, so that the screw rod 7 can be driven to rotate in the base 2 by the operation of the first motor 9, and the movable block 10 can conveniently move in the base 2.

Referring to fig. 1-4, the movable block 10 is movably connected with the base 2 through a screw thread formed between the movable block 10 and the base 2, and the movable block 10 is movably connected with the screw thread formed between the screw 7 and the base 2 through the screw thread formed between the movable block 10 and the base 2, so that the screw thread formed on the surface of the screw 7 is rotated to enable the movable block 10 to move, and then the movable block 10 moves inside the base 2 through the screw thread 7, and meanwhile, the rotating rod 14 is lifted up by the movement of the movable block 10 to change the angle of the clamp 1.

The specific working principle is as follows: as shown in fig. 1-4, when the multi-angle test fixture is used, first, the fixture 1 and the base 2 are fixed on the drop test machine, then the driving motor 6 and the first motor 9 are connected to a control system of the drop test machine, the control system of the drop test machine controls the driving motor 6 and the first motor 9 to work, the electric core is placed on the fixture 1, then the control system enables the driving motor 6 to work to drive the bidirectional threaded rod 4 to rotate along the inner ring of the first bearing 5, then the clamping block 3 moves close to each other along the anisotropic threads on the surface of the bidirectional threaded rod 4, then the fixed electric core is clamped on the surface of the fixture 1, then the control system controls the driving motor 6 to reversely rotate to enable the clamping block 3 to enable the electric core to perform drop test, when the angle of the fixture 1 needs to be adjusted to perform test, meanwhile, the control system controls the first motor 9 to perform work, the lead screw 7 reversely rotates along the inner ring of the second bearing 8, then the movable block 10 moves along the threads on the surface of the lead screw 7, and then the movable block 10 pushes the rotating rod 14 to lift the rotating rod 13, meanwhile, the other side of the fixture 1 rotates along the protruding block 12 to rotate along the inner ring of the rotating rod 15, then the rotating clamp 15 is gradually rotates along the rotating direction of the rotating shaft, the rotating shaft 1 is required to change the multi-angle, and finally the multi-angle test is achieved, and finally the multi-angle test is achieved, and the electrical test is achieved, and the requirements can be adjusted, and finally: the driving motor 6 and the first motor 9 belong to three-phase motors which can support forward and reverse rotation, and the multi-angle test fixture is characterized.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. The utility model provides a multi-angle test fixture, includes anchor clamps (1) and base (2), its characterized in that: the base (2) is arranged at the bottom end of the clamp (1);

The clamp comprises a clamp block (3), a bidirectional threaded rod (4), a first bearing (5) and a driving motor (6), wherein the clamp block (3) is correspondingly arranged on the top end surface of the clamp (1), the bidirectional threaded rod (4) is arranged in the clamp (1), the first bearing (5) is arranged at one end of the bidirectional threaded rod (4), the driving motor (6) is arranged at one side of the clamp (1) and the output shaft is connected with the other end of the bidirectional threaded rod (4), and an adjusting mechanism of the clamp (1) is arranged in the base (2);

The adjusting mechanism comprises a screw rod (7), a second bearing (8), a first motor (9), a movable block (10), a fixed block (11), a rotating shaft (15), a lug (12), a connecting block (13) and a rotating rod (14), wherein the screw rod (7) is arranged inside the base (2), the second bearing (8) is connected with one end of the screw rod (7), the first motor (9) is arranged on the base (2) and is connected with the other end of the screw rod (7), the movable block (10) is in threaded connection with the surface of the screw rod (7), the fixed block (11) is fixedly connected to one side of the top end of the base (2), the rotating shaft (15) is connected to the inside of the fixed block (11), the lug (12) and the connecting block (13) are respectively arranged on two sides of the bottom end of the clamp (1), the lug (12) is connected with the rotating shaft (15), and two ends of the rotating rod (14) are rotationally connected between the movable block (10) and the connecting block (13).

2. A multi-angle test fixture as defined in claim 1, wherein: the opposite threads on the surface of the bidirectional threaded rod (4) are corresponding, and the bottom end of the clamping block (3) is in threaded connection with the surface of the bidirectional threaded rod (4).

3. A multi-angle test fixture as defined in claim 1, wherein: the clamping blocks (3) are in threaded movable connection with the clamp (1) through two-way threaded rods (4).

4. A multi-angle test fixture as defined in claim 1, wherein: the clamp (1) is in rotary connection with the base (2) through the convex blocks (12).

5. A multi-angle test fixture as defined in claim 1, wherein: the screw rod (7) is in rotary connection with the base (2) through a first motor (9).

6. A multi-angle test fixture as defined in claim 1, wherein: the movable block (10) is in threaded movable connection with the base (2) through a screw rod (7).