CN221223734U - Test mechanism integrating thickness measurement and short circuit test - Google Patents

Abstract

The utility model discloses a testing mechanism integrating thickness measurement and short circuit test, and belongs to the field of battery processing equipment. The test mechanism comprises: the test lower module is fixedly arranged on the base through the test support, and a blade battery cell is arranged on the test lower module; the upper test module comprises an upper test board, and a thickness measuring sensor and a short circuit connecting block are arranged on the upper test board; the upper test module is arranged above the lower test module through the carrying module, the horizontal movement assembly of the carrying module drives the upper test module to reciprocate above the lower test module and enable the upper test module to be located right above the lower test module, and the vertical movement assembly of the carrying module drives the upper test module to reciprocate along the vertical direction and contact with the lower test module to conduct testing. The traditional thickness measurement and short circuit testing mechanism is overturned to move the test bench to the design below the testing mechanism, and the original two stations are combined into a whole, so that the occupied area and the cost of the equipment are greatly reduced, and the equipment is smaller and compacter.

Description

Test mechanism integrating thickness measurement and short circuit test

Technical Field

The utility model relates to the field of battery processing equipment, in particular to a testing mechanism integrating thickness measurement and short circuit test.

Background

In the new energy automobile industry, a power battery is a main energy supply mode, and a blade battery in the power battery needs to be tested in the production process, wherein the test mainly comprises a battery cell thickness measurement and a short circuit test.

The traditional battery cell thickness measurement and short circuit test of the blade are generally separated, the battery cell thickness measurement and the short circuit test are generally carried out independently, and the battery cell is generally placed in a short circuit test mechanism for short circuit test through a carrying mechanism after the battery cell thickness measurement is completed.

In addition, the existing battery cell thickness measurement and short circuit test are generally completed through two mechanisms independently, two huge mechanisms are needed for completing the two functions, twice the space of the existing mechanisms is needed, and double parts are manufactured to complete the two functions, so that the space is overlarge and the equipment cost is overlarge, the production cost of the blade battery is overlarge, and the market competitiveness of the blade battery is reduced; based on the above designs, the short circuit test and the thickness measurement function of the battery cell are integrated, and the patent aims to reduce the whole equipment cost, thereby reducing the manufacturing cost of the blade battery and further improving the market competitiveness of the blade battery.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a testing mechanism for integrating thickness measurement and short circuit test.

The technical scheme of the utility model is as follows: a test mechanism for integrated thickness measurement and short circuit testing, comprising:

The base is horizontally arranged;

The lower test module is fixedly arranged on the base through a test bracket, at least one lower test module is arranged, and a blade cell is uniformly and correspondingly arranged on each lower test module; and

The upper test module comprises an upper test board, wherein a thickness measuring sensor and a short circuit connecting block are arranged on the upper test board; the upper test module is arranged above the lower test module through the carrying module, the horizontal moving component of the carrying module drives the upper test module to reciprocate above the lower test module and enable the upper test module to be located right above the lower test module, and the vertical moving component of the carrying module drives the upper test module to reciprocate along the vertical direction and contact with the lower test module to conduct testing.

Further, the thickness measuring sensor arranged vertically downwards is located on the side face of the upper test plate, and the measuring installation block matched with the thickness measuring sensor is located on the upper surface of the lower test module. Namely, the thickness measurement of the blade battery cell is realized through the cooperation of the blade battery cell and the blade battery cell.

Further, the number of the short circuit connecting blocks is two, and the short circuit connecting blocks are respectively connected with the positive and negative lugs of the blade battery cell. The short-circuit connecting block is a part of a short-circuit tester, the short-circuit test of the blade battery cell is controlled mainly through the short-circuit tester, and the short-circuit tester is existing equipment.

Further, the module parallel arrangement is at least two under the test, and the upper surface of module all sets up the accommodation groove that can match with blade electric core one by one under every test, and the degree of depth of accommodation groove is less than the thickness of blade electric core. The stability of the blade battery cell in the test process is ensured. In addition, the number of modules under test can be set according to the needs, and generally four groups are preferably set.

Further, the carrying module is arranged on the base, the carrying module comprises a horizontal moving component parallel to the width direction of the blade battery, the horizontal moving component drives the moving seat to reciprocate, the vertical moving component is arranged on the moving seat vertically downwards, and the upper testing module is arranged below the vertical moving component. The module can smoothly move in the horizontal and vertical directions on the test.

Further, the horizontal movement assembly includes: and the synchronous belt of the synchronous module is provided with a synchronous connecting plate, and the synchronous connecting plate is connected with the movable seat. Through the setting of synchronous module, realized the removal of removing the seat, guarantee that the setting direction of hold-in range is parallel with the width direction of blade battery can.

Further, the synchronous module comprises a synchronous motor and two synchronous wheels which are fixedly arranged, a synchronous belt is arranged between the two synchronous wheels, and the synchronous motor is connected with one synchronous wheel. Namely, the synchronous motor drives the synchronous belt to reciprocate. If two synchronous belts are arranged in parallel at the same time, synchronous connection can be carried out through a synchronous rod, the synchronous rod is connected with a synchronous motor, and the synchronous rod and the synchronous motor can be connected through a group of small synchronous modules.

Furthermore, the synchronous module can be replaced by a horizontal cylinder, an electric cylinder, an oil cylinder or a linear module or a screw module, the movement in the horizontal direction can be realized, and the movement of the movable seat is realized by utilizing the transmission of the synchronous connecting plate.

Further, the vertical movement assembly includes: the servo pressure cylinder is arranged vertically downwards and is connected with the upper test plate at the end part of the telescopic rod through the pressure sensor. The vertical movement of the upper test plate can be realized through the cooperation of the servo pressure cylinder and the pressure sensor, and the pressure range of the upper side plate is measured.

Further, still set up vertical stable subassembly on the upper test board with remove between the seat, vertical stable subassembly is including setting up on removing the seat and being the vertical stable slide rail of vertical orientation, and the vertical stable slider that establishes with vertical stable slide rail slip cap is connected with the upper test board. The stability of the upper test board moving in the vertical direction is ensured.

Further, remove the seat and be the setting of door type, and remove the seat and include two vertical setting and mutually parallel risers, the fixed diaphragm that sets up in upper end of two risers, and the setting height of diaphragm is higher than the module under the test. The middle clearance has been guaranteed promptly, the design and the vertical removal of direction of module under the convenient test.

Further, a horizontal stabilizing assembly is further arranged between the movable seat and the base, and comprises a horizontal stabilizing sliding rail fixedly connected with the base, and a horizontal stabilizing sliding block sleeved with the horizontal stabilizing sliding rail in a sliding manner is fixedly connected with the movable seat. The stability of the movable seat in the horizontal movement process is ensured.

Further, the base is any one of the ground, a horizontal mounting plate and a horizontal workbench. The test device can be smoothly arranged, a stable environment is provided for subsequent tests, and the reality and reliability of the data of the subsequent tests are ensured.

The beneficial technical effects of the utility model are as follows: the test mechanism overturns the design that the traditional thickness measurement and short circuit test mechanism generally moves the test table to the lower surface of the test mechanism, reduces the number of stations, and if the length required by 6 stations is required to be designed according to the traditional design mechanism, the design only needs to design 4 stations (three lower test modules and one upper test module), thus reducing the length of equipment; meanwhile, the traditional cell short circuit test and the cell thickness measurement are usually designed separately, and the design integrates the short circuit test and the cell thickness measurement into a whole, so that the occupied area and the cost of equipment are greatly reduced by combining the original two stations into a whole, the equipment is smaller and more compact, the manufacturing cost of the equipment is greatly reduced, the manufacturing cost of a battery is reduced, and a solid rear shield is laid for the large-scale marketization of the current blade battery.

Drawings

FIG. 1 is a schematic side view of a test mechanism.

Fig. 2 is an overall schematic of the testing mechanism.

FIG. 3 is a schematic diagram of an upper module under test.

Fig. 4 is a schematic diagram of the connection of the horizontal movement assembly.

FIG. 5 is a schematic diagram of the module under test.

Fig. 6 is an overall schematic of the carrier module.

FIG. 7 is a schematic illustration of the position of a thickness measuring sensor.

FIG. 8 is a schematic illustration of the locations of a thickness measurement sensor and a shorting block.

In the figure:

1. A base, a base seat and a base seat,

2. A lower test module 21, a measuring mounting block 22 and a containing groove,

3. The test support is used for testing the support,

4. The electric core of the blade is provided with a plurality of electric cores,

5. An upper test module, 51, an upper test board, 52, a thickness measuring sensor, 53, a short circuit connection block,

6. The device comprises a carrying module, 61, a horizontal moving assembly, 611, a synchronous belt, 612, a synchronous connecting plate, 613, a horizontal stabilizing sliding rail, 614, a horizontal stabilizing sliding block, 62, a vertical moving assembly, 621, a servo pressure cylinder, 622, a pressure sensor, 623, a vertical stabilizing sliding rail, 624, a vertical stabilizing sliding block, 63, a moving seat, 631, a vertical plate, 632 and a transverse plate.

Detailed Description

In order that the manner in which the above recited features of the present utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and examples, which are illustrated in their embodiments, but are not intended to limit the scope of the utility model.

Referring to fig. 1-8, the integrated thickness measurement and short circuit test mechanism in this embodiment includes:

The base 1, the base 1 is horizontally arranged; the lower test modules 2 are fixedly arranged on the base 1 through the test brackets 3, at least one lower test module 2 is arranged, and a blade cell 4 is uniformly and correspondingly arranged on each lower test module 2; the upper test module 5 comprises an upper test plate 51, and a thickness measuring sensor 52 and a short circuit connecting block 53 are arranged on the upper test plate 51; the upper test module 5 is arranged above the lower test module 2 through the carrying module 6, the horizontal moving component 61 of the carrying module 6 drives the upper test module 5 to reciprocate above the lower test module 2 and enables the upper test module 5 to be positioned right above the lower test module 2, and the vertical moving component 62 of the carrying module 6 drives the upper test module 5 to reciprocate along the vertical direction and contact the lower test module 2 for testing.

Further, referring to fig. 7 to 8, a thickness measuring sensor 52 disposed vertically downward is located at a side of the upper test plate 51, and a measuring mounting block 21 engaged with the thickness measuring sensor 52 is located at an upper surface of the lower test module 2. Namely, the thickness measurement of the blade cell 4 is realized through the cooperation of the blade cell and the blade cell.

Further, referring to fig. 8, two short-circuit connection blocks 53 are provided and are respectively connected with the positive and negative lugs of the blade cell 4. And the short-circuit connection block 53 is a part of a short-circuit tester, by which the short-circuit test of the blade cell 4 is controlled mainly, and the short-circuit tester is an existing device.

Further, referring to fig. 5, at least two lower test modules 2 are arranged in parallel, and each lower test module 2 is provided with an accommodating groove 22 capable of being matched with the blade cell 4 one by one on its upper surface, and the depth of the accommodating groove 22 is lower than the thickness of the blade cell 4. The stability of the blade cell 4 in the test process is ensured. The number of modules 2 under test can be set as required, and generally four sets are preferred.

Further, referring to fig. 1-2, the carrier module 6 is disposed on the base 1, the carrier module 6 includes a horizontal moving assembly 61 parallel to the width direction of the blade battery, the horizontal moving assembly 61 drives a moving seat 63 to reciprocate, a vertical moving assembly 62 is disposed vertically downward on the moving seat 63, and a test upper module 5 is disposed below the vertical moving assembly 62. That is, the upper test module 5 is ensured to smoothly move in the horizontal and vertical directions.

Further, referring to fig. 6, the horizontal moving assembly 61 includes: and a synchronous connecting plate 612 is arranged on a synchronous belt 611 of the synchronous module, and the synchronous connecting plate 612 is connected with the movable seat 63. By the arrangement of the synchronization module, the movement of the moving seat 63 is realized, and the arrangement direction of the synchronous belt 611 is ensured to be parallel to the width direction of the blade battery.

Further, the synchronization module comprises a synchronization motor and two synchronization wheels which are fixedly arranged, wherein a synchronous belt 611 is arranged between the two synchronization wheels, and the synchronization motor is connected with one of the synchronization wheels. I.e., the reciprocating movement of the timing belt 611 is achieved by the driving of the synchronous motor. If two synchronous belts 611 are arranged in parallel at the same time, the synchronous connection can be performed through a synchronous rod, the synchronous rod is connected with a synchronous motor, and the connection of the synchronous rod and the synchronous motor can also be performed through a group of small synchronous modules.

Further, the synchronization module may be replaced by a horizontal cylinder, an electric cylinder, an oil cylinder, a linear module or a screw module, so that the movement in the horizontal direction can be realized, and the movement of the moving seat 63 is realized by using the transmission of the synchronization connection plate 612.

Further, the vertical movement assembly 62 includes: a servo pressure cylinder 621, the servo pressure cylinder 621 being arranged vertically downwards and connected to the upper test plate 51 at the end of the telescopic rod by means of a pressure sensor 622. Namely, the vertical movement of the upper test plate 51 can be achieved by the servo pressure cylinder 621 in cooperation with the pressure sensor 622 while measuring the pressure range of the upper side plate.

Further, a vertical stabilizing component is further disposed between the upper test board 51 and the movable seat 63, and the vertical stabilizing component includes a vertical stabilizing slide rail 623 disposed on the movable seat 63 and facing vertically, and a vertical stabilizing slide block 624 slidably sleeved on the vertical stabilizing slide rail 623 is connected to the upper test board 51. I.e. the stability of the upper test plate 51 moving in the vertical direction is ensured.

Further, the movable seat 63 is in a door-shaped arrangement, and the movable seat 63 comprises two vertical plates 631 which are vertically arranged and parallel to each other, the upper ends of the two vertical plates 631 are fixedly provided with a transverse plate 632, and the arrangement height of the transverse plate 632 is higher than that of the lower module 2. The gap in the middle is ensured, and the design and the vertical movement of the lower module 2 are convenient to test.

Further, a horizontal stabilizing assembly is further disposed between the movable seat 63 and the base 1, and the horizontal stabilizing assembly includes a horizontal stabilizing rail 613 fixedly connected with the base 1, and a horizontal stabilizing slider 614 slidably sleeved on the horizontal stabilizing rail 613 is fixedly connected with the movable seat 63. The stability of the moving seat 63 during the horizontal movement is ensured.

Further, the base 1 is any one of the ground, a horizontal mounting plate and a horizontal workbench. The test device can be smoothly arranged, a stable environment is provided for subsequent tests, and the reality and reliability of the data of the subsequent tests are ensured.

The test mechanism overturns the design that the traditional thickness measurement and short circuit test mechanism generally moves the test table to the lower surface of the test mechanism, reduces the number of stations, and if the length required by 6 stations is required to be designed according to the traditional design mechanism, only 4 stations (three lower test modules 2 and one upper test module 5) are required to be designed, so that the length of equipment is reduced; meanwhile, the traditional cell short circuit test and the cell thickness measurement are usually designed separately, and the invention integrates the short circuit test and the cell thickness measurement into a whole, so that the occupied area and the cost of equipment are greatly reduced, the equipment is smaller and more compact, the manufacturing cost of the equipment is greatly reduced, the manufacturing cost of a battery is reduced, and a solid rear shield is laid for the large-scale marketability of the existing blade battery.

The basic flow of the device is as follows:

A mechanical arm or other carrying mechanisms place the blade battery cell in the accommodating groove of the lower test module;

the horizontal moving assembly moves the upper test module to be right above the lower test module, the vertical moving assembly is driven downwards until the upper test module is contacted with the lower test module, and when a preset pressure value is reached, the movement in the vertical direction is stopped, the thickness measuring sensor realizes thickness measurement of the battery cell at the moment, and then the short circuit tester is connected with the positive electrode lug and the negative electrode lug of the blade battery cell through the short circuit connecting block to complete short circuit test; and carrying by the manipulator, and repeating the testing steps again.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims (10)

1. A test mechanism for integrated thickness measurement and short circuit testing, comprising:

The base (1) is horizontally arranged;

The test lower module (2) is fixedly arranged on the base (1) through the test support (3), at least one test lower module (2) is arranged, each test lower module (2) is provided with a blade cell (4) in one-to-one correspondence, and the test lower module (2) is provided with a measurement installation block (21); and

The upper test module (5) comprises an upper test board (51), wherein a thickness measuring sensor (52) and a short-circuit connecting block (53) are arranged on the upper test board (51); the upper test module (5) is arranged above the lower test module (2) through the carrying module (6), the horizontal movement assembly (61) of the carrying module (6) drives the upper test module (5) to reciprocate above the lower test module (2) and enable the upper test module (5) to be located right above the lower test module (2), and the vertical movement assembly (62) of the carrying module (6) drives the upper test module (5) to reciprocate along the vertical direction and contact with the lower test module (2) for testing.

2. The integrated thickness and short circuit test mechanism according to claim 1, wherein: the thickness measuring sensor (52) which is vertically downwards arranged is positioned on the side face of the upper test plate (51), and the measuring installation block (21) matched with the thickness measuring sensor (52) is positioned on the upper surface of the lower test module (2).

3. The integrated thickness and short circuit test mechanism according to claim 1, wherein: the number of the short circuit connecting blocks (53) is two, and the short circuit connecting blocks are respectively connected with the positive and negative lugs of the blade battery cell (4).

4. The integrated thickness and short circuit test mechanism according to claim 1, wherein: the test lower module (2) is arranged in parallel with at least two, the upper surface of each test lower module (2) is provided with accommodating grooves (22) which can be matched with the blade cells (4) one by one, and the depth of each accommodating groove (22) is lower than the thickness of each blade cell (4).

5. The integrated thickness and short circuit test mechanism according to claim 1, wherein: the carrying module (6) is arranged on the base (1), the carrying module (6) comprises a horizontal moving assembly (61) parallel to the width direction of the blade battery, the horizontal moving assembly (61) drives a moving seat (63) to reciprocate, a vertical moving assembly (62) is vertically arranged on the moving seat (63) downwards, and a test upper module (5) is arranged below the vertical moving assembly (62).

6. The integrated thickness and short circuit test mechanism according to claim 5, wherein: the horizontal movement assembly (61) comprises: and the synchronous connecting plate (612) is arranged on a synchronous belt (611) of the synchronous module, and the synchronous connecting plate (612) is connected with the movable seat (63).

7. The integrated thickness and short circuit test mechanism according to claim 5, wherein: the vertical movement assembly (62) includes: the servo pressure cylinder (621) is arranged vertically downwards, and the end part of the telescopic rod is connected with the upper test plate (51) through the pressure sensor (622).

8. The integrated thickness and short circuit test mechanism according to claim 1, wherein: the upper test board (51) and the movable seat (63) are further provided with a vertical stabilizing component, the vertical stabilizing component comprises a vertical stabilizing slide rail (623) which is arranged on the movable seat (63) and is vertically oriented, and a vertical stabilizing slide block (624) which is sleeved with the vertical stabilizing slide rail (623) in a sliding manner is connected with the upper test board (51).

9. The integrated thickness and short circuit test mechanism according to claim 5, wherein: remove seat (63) and be the door type setting, and remove seat (63) including two vertical setting and riser (631) that are parallel to each other, the fixed diaphragm (632) that set up in upper end of two risers (631), and the setting height of diaphragm (632) is higher than module (2) under the test.

10. The integrated thickness and short circuit test mechanism according to claim 5, wherein: the horizontal stabilizing assembly is further arranged between the movable seat (63) and the base (1) and comprises a horizontal stabilizing sliding rail (613) fixedly connected with the base (1), and a horizontal stabilizing sliding block (614) slidably sleeved with the horizontal stabilizing sliding rail (613) is fixedly connected with the movable seat (63).