Insulation and voltage resistance testing machine

Abstract

The utility model relates to the technical field of battery module testing procedures, in particular to an insulation and voltage resistance testing machine which comprises a rack, a conveying line and a pressing testing device. The conveying line is arranged on the rack, a positioning assembly used for fixing a battery module is arranged on the conveying line, and the positioning assembly is configured to be capable of moving along the conveying line; the press-down testing device is erected on the machine frame and arranged above a conveying path of the conveying line, the press-down testing device comprises a testing assembly and a lifting assembly, and the output end of the lifting assembly is connected with the testing assembly so as to drive the testing assembly to ascend or descend. The utility model aims to solve the problem of inaccurate test caused by easy displacement of the battery module and the test assembly in the prior art, and has the advantages of simple structure, high automation degree, safety and high efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of battery module testing procedures, in particular to an insulation withstand voltage testing machine. Background Art

[0002] In the automatic production process of battery modules, conducting insulation and withstand voltage tests on battery modules is an important step to ensure that battery products meet safety standards. In the prior art, insulation and withstand voltage test equipment is usually used to implement insulation and withstand voltage tests on battery modules, and timely check for defective battery modules. However, when conducting withstand voltage tests on battery modules, displacement between the battery module and the test probe is likely to occur, making it impossible for the test probe to detect accurately, resulting in low test efficiency; when the test part and the test probe cannot be aligned, alignment operations are required by the tester. Due to the high voltage output of the insulation and withstand voltage equipment, there are safety hazards during the test or in case of misoperation. Utility Model Content

[0003] The utility model provides an insulation withstand voltage tester to solve the problem in the prior art that a battery module and a test assembly are easily displaced, resulting in inaccurate testing. The utility model has the advantages of simple structure, high automation, safety and high efficiency.

[0004] An insulation withstand voltage testing machine comprises a frame, a conveyor line and a downward pressure testing device; the conveyor line is arranged on the frame, and a positioning component for fixing a battery module is provided on the conveyor line, and the positioning component is configured to be movable along the conveyor line; the downward pressure testing device is mounted on the frame and arranged above the conveying path of the conveyor line, and the downward pressure testing device comprises a testing component and a lifting component, and the output end of the lifting component is connected to the testing component to drive the testing component to rise or fall.

[0005] In the above technical scheme, the positioning component realizes the limitation of the periphery of the battery module, the test component corresponds to the battery module after being limited by the positioning component, and the lifting component is used to drive the test component to approach the test part of the battery module to ensure that no displacement occurs during the test phase of the battery module, so that the test part is closely connected with the test component to ensure reliable contact; the battery module is automatically conveyed, limited and tested through the conveyor line, positioning component and downward pressure test device, with a high degree of automation, reducing manual participation, and having the advantages of safety and efficiency.

[0006] Optionally, the test assembly includes a mounting plate, a lateral pressure test piece and a downward pressure test piece, and the lateral pressure test piece and the downward pressure test piece are symmetrically arranged on both sides of the mounting plate along the length direction.

[0007] In the above technical solution, the side pressure test pieces are symmetrically arranged on the mounting plate to ensure the conductivity of the battery module, thereby facilitating the conductive contact between the downward pressure test piece and the test part.

[0008] Optionally, the mounting plate includes a connecting plate, the side pressure test piece and the downward pressure test piece are both arranged on the connecting plate, the mounting plate is provided with a plurality of groups of first mounting holes, the plurality of groups of first mounting holes are arranged along the length direction of the mounting plate, and the connecting plate is detachably connected to one or more groups of the first mounting holes.

[0009] In the above technical solution, by providing a connecting plate and a first mounting hole, the mounting positions of the side pressure test piece and the downward pressure test piece are adjusted to test battery modules of different sizes.

[0010] Optionally, the connecting plate is provided with a plurality of groups of second mounting holes, which are arranged along the length direction of the connecting plate, and the side pressure test piece and the downward pressure test piece are detachably connected to one or more groups of the second mounting holes.

[0011] In the above technical solution, the positions of the side pressure test piece and the downward pressure test piece are adjusted to adapt to battery modules of different specifications, thereby further enhancing the versatility of the insulation withstand voltage test machine.

[0012] Optionally, the pressing test piece includes a pressing probe seat and a plurality of pressing probes, the pressing probe seat is connected to the connecting plate, an insulating pad is provided on the pressing probe seat, and the plurality of pressing probes are provided on the pressing probe seat.

[0013] In the above technical solution, the push-down probe seat is detachably connected to the connecting plate, which is easy to operate; and an insulating pad is arranged on the push-down probe seat to ensure the safety of the test process.

[0014] Optionally, the side pressure test piece includes a driving member, a side pressure probe seat and a plurality of side pressure probes, the driving member is connected to the connecting plate, the output end of the driving member is connected to the side pressure probe seat, and the plurality of side pressure probes are arranged on the side pressure probe seat.

[0015] In the above technical solution, the driving member drives the side pressure probe to move closer to or away from the battery module to control the conduction state of the battery module.

[0016] Optionally, an insulating pad is provided on the mounting plate and the side pressure probe seat.

[0017] In the above technical solution, an insulating pad is provided on the mounting plate and the probe mounting seat equipped with the probe. The insulating pad has insulating properties and can avoid interference caused by the conductivity of the battery module to a certain extent during the test process.

[0018] Optionally, the positioning assembly includes a supporting plate and at least two positioning units, at least two positioning units are respectively arranged on two opposite sides of the supporting plate, each of the positioning units includes at least one positioning block and a side top assembly, and the positioning block and the side top assembly are arranged relative to each other.

[0019] In the above technical solution, a carrying plate is provided to facilitate the placement of the battery module, and the positioning block and the side top assembly are relatively arranged on the surrounding side of the battery module to form a frame structure adapted to the battery module, so that the battery module is placed more firmly and the reliability of the test assembly contacting the test part is further ensured.

[0020] Optionally, a carrying plate for placing battery modules is provided on the conveyor line, and recessed grooves are provided on both sides of the carrying plate along the length direction. A blocking mechanism is provided on the conveying path of the conveyor line, and the blocking mechanism can abut against the recessed grooves.

[0021] In the above technical solution, the carrier plate is provided with an inwardly recessed groove to facilitate stopping the battery module when the conveyor line conveys the battery module to the test position.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] (1) The positioning component limits the position of the battery module so that the test component can be aligned with the test part when it approaches the battery module, reducing the number of invalid tests and improving test efficiency.

[0024] (2) The transportation, positioning and testing process of the battery module is highly automated, and the entire process is carried out efficiently, reducing manual involvement and having the advantages of safety and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The utility model is a schematic diagram of the overall structure of the insulation withstand voltage testing machine.

[0026] Figure 2 The utility model is a schematic diagram of the structure of the pressure test device of the insulation withstand voltage test machine.

[0027] Figure 3 The utility model is a schematic diagram of the structure of the downward pressure test piece and the side pressure test piece of the insulation withstand voltage test machine.

[0028] Figure 4 The figure is a schematic diagram of the structure of the positioning assembly of the insulation withstand voltage testing machine of the utility model.

[0029] Figure 5 The utility model is a schematic diagram of the blocking mechanism structure of the insulation withstand voltage testing machine.

[0030] Figure 6 The utility model is a schematic diagram of the installation plate structure of the insulation withstand voltage testing machine.

[0031] Explanation of the accompanying drawings: frame 1, conveyor line 2, positioning assembly 21, positioning block 211, side top assembly 212, bearing plate 213, recessed groove 2131, blocking mechanism 214, positioning unit 215, downward pressure test device 3, test assembly 31, mounting plate 311, connecting plate 3111, first mounting hole 3112, second mounting hole 3113, side pressure test piece 312, driving piece 3121, side pressure probe seat 3122, side pressure probe 3123, downward pressure test piece 313, downward pressure probe seat 3131, downward pressure probe 3132, lifting assembly 32, insulating pad 33. DETAILED DESCRIPTION

[0032] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the accompanying drawings. The accompanying drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein.

[0033] like Figure 1 As shown, a preferred embodiment of the utility model includes a frame 1, a conveyor line 2 and a downward pressure test device 3; the conveyor line 2 is arranged on the frame 1, and a positioning component 21 for fixing the battery module is provided on the conveyor line 2, and the positioning component 21 is configured to be movable along the conveyor line 2; the downward pressure test device 3 is mounted on the frame 1 and is arranged above the conveying path of the conveyor line 2, and the downward pressure test device 3 includes a test component 31 and a lifting component 32, and the output end of the lifting component 32 is connected to the test component 31 to drive the test component 31 to rise or fall.

[0034] The positioning component 21 limits the periphery of the battery module, the test component 31 corresponds to the battery module after being limited by the positioning component 21, and the lifting component 32 is used to drive the test component 31 to approach the test part of the battery module to ensure that no displacement occurs during the test phase of the battery module, so that the test part is tightly connected with the test component 31 to ensure reliable contact; the battery module is automatically conveyed, limited and tested through the conveyor line 2, the positioning component 21 and the downward pressure test device 3, with a high degree of automation, reduced manual participation, and the advantages of safety and efficiency.

[0035] Please refer to Figure 2 In this embodiment, the test assembly 31 includes a mounting plate 311, a side pressure test piece 312 and a downward pressure test piece 313. The side pressure test piece 312 and the downward pressure test piece 313 are symmetrically arranged on both sides of the mounting plate 311 along the length direction. The side pressure test piece 312 is symmetrically arranged on the mounting plate 311 to ensure the conductivity of the battery module, thereby facilitating the conductive contact between the downward pressure test piece 313 and the test part.

[0036] Please refer to Figure 3 and Figure 6In this embodiment, the mounting plate 311 includes a connecting plate 3111, and the lateral pressure test piece 312 and the downward pressure test piece 313 are both arranged on the connecting plate 3111. The mounting plate 311 is provided with a plurality of groups of first mounting holes 3112, and the plurality of groups of first mounting holes 3112 are arranged along the length direction of the mounting plate 311, and the connecting plate 3111 is detachably connected to one or more groups of the first mounting holes 3112. By setting the connecting plate 3111 and the first mounting holes 3112, the installation positions of the lateral pressure test piece 312 and the downward pressure test piece 313 are adjusted to test battery modules of different sizes.

[0037] Please refer to Figure 3 and Figure 6 In this embodiment, the connection plate 3111 is provided with a plurality of groups of second mounting holes 3113, which are arranged along the length direction of the connection plate 3111, and the side pressure test piece 312 and the downward pressure test piece 313 are detachably connected to one or more groups of the second mounting holes 3113. By adjusting the positions of the side pressure test piece 312 and the downward pressure test piece 313 to adapt to battery modules of different specifications, the versatility of the insulation withstand voltage tester is further enhanced.

[0038] Please refer to Figure 2 and Figure 3 The pressing test piece 313 includes a pressing probe seat 3131 and a plurality of pressing probes 3132 . The pressing probe seat 3131 is connected to the connecting plate 3111 , and an insulating pad 33 is provided on the pressing probe seat 3131 . The plurality of pressing probes 3132 are provided on the pressing probe seat 3131 .

[0039] In the above technical solution, the push-down probe seat is detachably connected to the connecting plate, which is easy to operate; and an insulating pad is arranged on the push-down probe seat to ensure the safety of the test process.

[0040] Please refer to Figure 3 In this embodiment, the side pressure test piece 312 includes a driving piece 3121, a side pressure probe seat 3122 and a plurality of side pressure probes 3123. The driving piece 3121 is connected to the connecting plate 3111, the output end of the driving piece 3121 is connected to the side pressure probe seat 3122, and the plurality of side pressure probes 3123 are arranged on the side pressure probe seat 3122. The driving piece 3121 drives the side pressure probes 3123 to approach or move away from the battery module to control the conduction state of the battery module.

[0041] Please refer to Figure 2 In this embodiment, an insulating pad 33 is provided on the mounting plate 311 and the side pressure probe seat 3122. The insulating pad 33 is provided on the mounting plate 311 and the probe mounting seat equipped with the probe, and the insulating pad 33 has insulation properties, and can avoid interference caused by the conductivity of the battery module to a certain extent during the test process.

[0042] Please refer to Figure 4 In this embodiment, the positioning assembly 21 includes a carrier plate 213 and at least two positioning units 215. The at least two positioning units 215 are respectively arranged on two opposite sides of the carrier plate 213. Each positioning unit includes at least one positioning block 211 and a side top assembly 212. The positioning block 211 and the side top assembly 212 are arranged opposite to each other. The carrier plate 213 is arranged to facilitate the placement of the battery module. The positioning block 211 and the side top assembly 212 are arranged opposite to each other on the periphery of the battery module to form a frame structure adapted to the battery module, so that the battery module is placed more firmly, and the reliability of the test assembly 31 contacting the test part is further ensured.

[0043] Please refer to Figure 5 In this embodiment, a carrier plate 213 for placing battery modules is provided on the conveyor line 2, and recessed grooves 2131 are provided on both sides of the carrier plate 213 along the length direction. A blocking mechanism 214 is provided on the conveying path of the conveyor line 2, and the blocking mechanism 214 can abut against the recessed grooves 2131. The recessed grooves 2131 provided on the carrier plate 213 facilitate the blocking mechanism 214 to stop the battery module when the conveyor line 2 conveys the battery module to the test position.

[0044] In summary, the utility model has a simple structure, high testing efficiency, high equipment utilization rate, and is practical; at the same time, the utility model has a high degree of automation, reduces labor costs and labor intensity, and reduces safety hazards.

[0045] In the description of the present invention, it should be understood that terms such as "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0046] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An insulation withstand voltage tester, characterized in that: It includes a frame, a conveyor line and a downward pressure test device; the conveyor line is arranged on the frame, and a positioning component for fixing the battery module is provided on the conveyor line, and the positioning component is configured to be movable along the conveyor line; the downward pressure test device is mounted on the frame and arranged above the conveying path of the conveyor line, and the downward pressure test device includes a test component and a lifting component, and the output end of the lifting component is connected to the test component to drive the test component to rise or fall.

2. The insulation withstand voltage tester according to claim 1, characterized in that: The test assembly comprises a mounting plate, a lateral pressure test piece and a downward pressure test piece, wherein the lateral pressure test piece and the downward pressure test piece are symmetrically arranged on both sides of the mounting plate along the length direction.

3. The insulation withstand voltage tester according to claim 2, characterized in that: The mounting plate includes a connecting plate, the side pressure test piece and the downward pressure test piece are both arranged on the connecting plate, the mounting plate is provided with a plurality of groups of first mounting holes, the plurality of groups of first mounting holes are arranged along the length direction of the mounting plate, and the connecting plate is detachably connected to one or more groups of the first mounting holes.

4. The insulation withstand voltage tester according to claim 3, characterized in that: The connecting plate is provided with a plurality of groups of second mounting holes, which are arranged along the length direction of the connecting plate, and the side pressure test piece and the downward pressure test piece are detachably connected to one or more groups of the second mounting holes.

5. The insulation withstand voltage tester according to claim 4, characterized in that: The pressing test piece comprises a pressing probe seat and a plurality of pressing probes. The pressing probe seat is connected to the connecting plate, and an insulating pad is arranged on the pressing probe seat. The plurality of pressing probes are arranged on the pressing probe seat.

6. The insulation withstand voltage tester according to claim 4, characterized in that: The side pressure test piece includes a driving piece, a side pressure probe seat and a plurality of side pressure probes. The driving piece is connected to the connecting plate, the output end of the driving piece is connected to the side pressure probe seat, and the plurality of side pressure probes are arranged on the side pressure probe seat.

7. The insulation withstand voltage tester according to claim 6, characterized in that: Insulating pads are provided on the mounting plate and the side pressure probe seat.

8. The insulation withstand voltage tester according to claim 1, characterized in that: The positioning assembly includes a supporting plate and at least two positioning units, the at least two positioning units are respectively arranged on two opposite sides of the supporting plate, each of the positioning units includes at least one positioning block and a side top assembly, and the positioning block and the side top assembly are arranged relatively.

9. The insulation withstand voltage tester according to claim 8, characterized in that: The carrying plate is provided with indented grooves on both sides along the length direction, and a blocking mechanism is provided on the conveying path of the conveying line, and the blocking mechanism can abut against the indented grooves.

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