Detection tool for power battery module spare and accessory parts
By designing an adjustable cross beam structure and hoisting cylinder, combined with a bent connecting seat, the problem of poor versatility of detection tooling in the prior art is solved, and flexible detection and automated testing of power battery module spare parts is realized, and the structure is simplified. design.
Patent Information
- Application Number
- CN202420761785.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-12
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-12
AI Technical Summary
The tooling structure of existing power battery module spare parts inspection is complex and has poor versatility, making it difficult to adapt to the inspection of CCS assembly and FPC of different types and sizes.
A detection tool including a frame, beam and acquisition head device is designed, adopting a truss-type structure, which adapts to different sizes of CCS assembly and FPC by adjusting the position of the beam. The probe can be adjusted in front and rear, left and right directions, combined with the top The lift cylinder and bent connecting seat simplifies the structure and improves versatility.
Achieve flexible detection of CCS assembly and FPCs of different types and sizes, improve the versatility and automation of inspection tools, simplify structural design, suitable for short circuits, circuit breakers, loop resistance, NTC resistance, insulation and voltage resistance test.
Smart Images
Figure CN222280822U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of power battery production, in particular to a detection tool for power battery module parts. Background Art
[0002] The power battery module is generally equipped with a CCS assembly (Cell Connection System), which provides battery temperature sampling and cell voltage sampling functions and realizes high-voltage series and parallel connection between cells. It provides temperature and voltage signals to the battery pack BMS through the FPC (flexible circuit board) and connector components. The BMS monitors / controls the charging and discharging operation status of the cells, modules and battery packs through the CCS assembly. Therefore, it is often used in electric vehicles (EV) and hybrid electric vehicles (HEV).
[0003] The CCS assembly in the prior art generally consists of an FPC, a busbar, and an injection-molded bracket. The busbar is welded to the pole of the battery cell configured in the battery, and the battery safety status is monitored by welding the FPC and the busbar. The CCS assembly and the FPC generally need to be inspected before leaving the factory. However, the inspection tooling structure of the prior art is complex and has poor versatility.
[0004] Therefore, there is an urgent need for a testing tool for power battery module parts with good versatility and simple structure to overcome the above-mentioned defects. Utility Model Content
[0005] The utility model aims to provide a testing tool for power battery module parts with good versatility and simple structure.
[0006] To achieve the above-mentioned purpose, the inspection tool for power battery module parts provided by the utility model is suitable for inspecting the CCS assembly or the FPC included in the CCS assembly. The inspection tool for power battery module parts provided by the utility model includes a frame, a first beam, a second beam and a collection head device, the first beam is placed in the front-to-back direction, the first beam is arranged on the frame in a manner that can be translated in the up-down direction, the second beam is placed in the left-to-right direction, the second beam is installed on the first beam in a manner that can be adjusted in the front-to-back direction, a plurality of collection head devices are installed on the second beam in a manner that can be adjusted in the left-to-right direction, a plurality of collection head devices are arranged in sequence in the left-to-right direction on the second beam, the collection head device includes a probe extending downward, and the probes of two adjacent collection head devices are respectively arranged on the front and rear sides of the second beam.
[0007] Preferably, the inspection tool for power battery module parts provided by the utility model also includes a lifting cylinder installed on the frame, the first crossbeam is installed on the output end of the lifting cylinder, and the lifting cylinder drives the first crossbeam to move up and down.
[0008] Preferably, the inspection tool for power battery module parts provided by the utility model further includes a bearing platform installed on the frame and arranged directly below the second crossbeam.
[0009] Preferably, the collection head device further comprises a connecting seat in a bent arrangement, the connecting seat is locked to the second crossbeam, and the probe is installed at the lower end of the connecting seat.
[0010] Preferably, the connecting seat includes a horizontally placed first structural member and a vertically placed second structural member, the upper end of the second structural member is connected to the front end or rear end of the first structural member, and the first structural member is locked to the second beam by a knob.
[0011] Preferably, a first slide groove extending in the front-rear direction is formed on the top of the first cross beam, and an end of the second cross beam is slidably mounted on the first slide groove.
[0012] Preferably, a second slide groove extending in the left-right direction is formed on the top of the second crossbeam, and the knob passes through the first structural member and is inserted into the second slide groove to lock the first structural member to the second crossbeam.
[0013] Preferably, a mounting frame is installed on the top of the frame, the top of the mounting frame is arranged on one side of the first beam, the mounting frame includes a vertically placed support plate, the lifting cylinder is installed on the support plate, and the lifting cylinder is arranged directly below the first beam.
[0014] Preferably, the bearing platform comprises a bearing plate, a mounting plate and a connecting rod connecting the bearing plate and the mounting plate, and the bearing plate is arranged directly above the mounting plate.
[0015] Preferably, an electric control box, a start switch, a power switch, a power supply connector and a gas source connector are installed at the lower end of the frame.
[0016] Compared with the prior art, the detection tool of the utility model can adjust the position of the collection head device in the front-to-back direction by adjusting the position of the second crossbeam in the front-to-back direction, and can adjust the position of the collection head device in the left-to-right direction by adjusting the position of the collection head device in the left-to-right direction. By adjusting the collection head device in the front-to-back and left-to-right directions, it can adapt to CCS assemblies and FPCs of different types and sizes, thereby effectively improving the versatility of the detection tool. Moreover, the detection tool is composed of a frame, a first crossbeam, a second crossbeam and a collection head device, and adopts a truss structure layout, abandoning the traditional magnetic suction method, effectively simplifying the structure of the detection tool. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a stereoscopic diagram of the detection tooling for power battery module parts of the utility model.
[0018] Figure 2 It is a front view of the detection tooling for power battery module parts of the utility model.
[0019] Figure 3 It is a three-dimensional diagram of the detection tooling for power battery module parts of the utility model at another angle. DETAILED DESCRIPTION
[0020] In order to explain the technical content and structural features of the present invention in detail, further description will be given below in combination with the embodiments and the accompanying drawings.
[0021] The utility model discloses a testing tool 100 for power battery module parts, the parts include CCS assembly or FPC, the testing tool 100 is suitable for testing CCS assembly or FPC to detect whether the CCS assembly or FPC has a short circuit or an open circuit, and can also be used for four-wire low resistance test of loop resistance, NTC resistance collection test, insulation test and withstand voltage test. It should be noted that the CCS assembly includes FPC, bus and injection molding bracket. In the embodiment provided by the utility model, the above-mentioned FPC is installed on the injection molding bracket, and during the inspection, the FPC installed on the injection molding bracket is inspected.
[0022] like Figure 1 , Figure 2 and Figure 3 As shown, the inspection tool 100 for power battery module parts of the utility model includes a frame 10, a first beam 20, a second beam 30 and a collection head device 40. The first beam 20 is placed in the front-to-back direction, and the first beam 20 is arranged on the frame 10 so as to be movably moved in the up-down direction. The second beam 30 is placed in the left-to-right direction, and the second beam 30 is installed on the first beam 20 so as to be adjustable in the front-to-back direction. A plurality of collection head devices 40 are installed on the second beam 30 so as to be adjustable in the left-to-right direction, and a plurality of collection head devices 40 are arranged in sequence in the left-to-right direction on the second beam 30, and the collection head device 40 includes a probe 41 extending downward, and the probes 41 of two adjacent collection head devices 40 are respectively arranged on the front and rear sides of the second beam 30.
[0023] The first crossbeam 20 has a first position at a lower level and a second position at a higher level relative to the frame 10. When not being tested, the first crossbeam 20 is at the second position. When being tested, the first crossbeam 20 is at the first position. The first crossbeam 20 switches between the first position and the second position. After the CCS assembly or FPC is placed, the first crossbeam 20 is operated to move downward from the second position to the first position, so that the probe 41 gradually approaches the CCS assembly or FPC, and finally abuts against the CCS assembly or FPC, and the probe 41 is electrically connected to the CCS assembly or FPC. After the probe 41 is connected with a wire, current and / or signals can be introduced into the CCS assembly or FPC for testing.
[0024] By adjusting the position of the second crossbeam 30 in the front-to-back direction, the position of the collection head device 40 can be adjusted in the front-to-back direction, and by adjusting the position of the collection head device 40 in the left-to-right direction, the position of the collection head device 40 can be adjusted in the left-to-right direction. By adjusting the collection head device 40 in the front-to-back and left-to-right directions, different types and sizes of CCS assemblies and FPCs can be adapted, thereby effectively improving the versatility of the detection tool 100. Moreover, the detection tool 100 is composed of a frame 10, a first crossbeam 20, a second crossbeam 30 and a collection head device 40, and adopts a truss structure layout, abandoning the traditional magnetic suction method, and effectively simplifying the structure of the detection tool 100.
[0025] In order to facilitate the placement of the CCS assembly or FPC for testing, the testing tool 100 of the present invention further includes a bearing platform 50 installed on the frame 10 and disposed directly below the second crossbeam 30 .
[0026] It should be noted that there are multiple detection points on the FPC, and the probe 41 falls on the detection point and contacts the detection point to achieve electrical connection between the probe 41 and the FPC. The detection points are divided into two groups, front and back. The probes 41 of two adjacent collection head devices 40 are respectively arranged on the front and back sides of the second beam 30, so that the probe 41 can adapt to the two groups of detection points.
[0027] like Figure 1 , Figure 2 and Figure 3 As shown, the inspection tool 100 for power battery module parts of the utility model also includes a lifting cylinder 60 installed on the frame 10. The first crossbeam 20 is installed at the output end of the lifting cylinder 60, and the lifting cylinder 60 drives the first crossbeam 20 to move up and down. The lifting cylinder 60 drives the first crossbeam 20 to move up and down, thereby improving the automation of the equipment. Preferably, the lifting cylinder 60 drives the first crossbeam 20 to switch between the first position and the second position.
[0028] like Figure 1 , Figure 2 and Figure 3 As shown, the collection head device 40 also includes a connection seat 42 arranged in a bent manner, the connection seat 42 is locked to the second crossbeam 30, and the probe 41 is installed at the lower end of the connection seat 42. The connection seat 42 is provided to increase the convenience of adjusting the collection head device 40. After the connection seat 42 is unlocked, the connection seat 42 can be operated for adjustment. Preferably, the connection seat 42 is bent in an L shape, but is not limited thereto.
[0029] Specifically, the connecting seat 42 includes a first structural member 421 placed horizontally and a second structural member 422 placed vertically. The upper end of the second structural member 422 is connected to the front end or the rear end of the first structural member 421, and the first structural member 421 is locked to the second crossbeam 30 by a knob 43. The structure of the connecting seat 42 is relatively simple and convenient to arrange. Preferably, the first structural member 421 and the second structural member 422 are each a rod-shaped member or a block-shaped member. The first structural member 421 and the second structural member 422 are connected and assembled by screws. The first structural member 421 is provided with a strip hole extending in the front-to-back direction, and the knob 43 passes through the strip hole and is locked to the second crossbeam 30. After loosening the knob 43, the first structural member 421 can be adjusted in the front-to-back direction, so that the collection head device 40 can be fine-tuned to adapt to the detection point.
[0030] like Figure 1 and Figure 3 As shown, a first slide groove 21 extending in the front-to-back direction is provided at the top of the first crossbeam 20 , and an end of the second crossbeam 30 is slidably mounted on the first slide groove 21 . The first slide groove 21 is provided to facilitate sliding adjustment of the second crossbeam 30 .
[0031] like Figure 1 and Figure 3 As shown, a second slide slot 31 extending in the left-right direction is provided at the top of the second beam 30, and the knob 43 passes through the first structure 421 and is inserted into the second slide slot 31 to lock the first structure 421 to the second beam 30. The second slide slot 31 is provided to facilitate the sliding adjustment of the collection head device 40.
[0032] like Figure 1 , Figure 2 and Figure 3 As shown, a mounting frame 11 is installed on the top of the frame 10, and the top of the mounting frame 11 is arranged on one side of the first beam 20. The mounting frame 11 includes a vertically placed support plate 12, and the lifting cylinder 60 is installed on the support plate 12. The lifting cylinder 60 is arranged directly below the first beam 20. The mounting frame 11 and the support plate 12 provide support for the lifting cylinder 60, and the lifting cylinder 60 can directly drive the first beam 20 to move up and down.
[0033] like Figure 1 , Figure 2 and Figure 3 As shown, the above-mentioned carrying platform 50 includes a carrying plate 51, a mounting plate 52 and a connecting rod 53 connecting the carrying plate 51 and the mounting plate 52. In the embodiment provided by the utility model, the carrying plate 51 is a square plate, and during the test, the CCS assembly and the FPC are placed on the carrying plate 51. The mounting plate 52 is also a square plate, and the mounting plate 52 is provided to facilitate the installation of the carrying platform 50.
[0034] like Figure 1, Figure 2 and Figure 3 As shown, an electric control box (not shown), a start switch 13, a power switch 14, a power supply connector 15 and a gas source connector 16 are installed at the lower end of the frame 10. The start switch 13 can be operated to start the machine for testing, and the power switch 14 can be operated to shut down the equipment after the test is completed. The power supply connector 15 can be connected to the power supply of the detection tool 100, and the gas source connector 16 can be connected to the gas source of the detection tool 100. The electric control box performs electrical and gas control.
[0035] The following is a brief introduction to the working process of the inspection tool 100 for power battery module parts of the utility model: first, the CCS assembly or FPC to be tested is placed on the carrier plate 51, and after pressing the start switch 13, the lifting cylinder 60 drives the second beam 30 to move downward from the second position and switch to the first position, and finally the probe 41 is docked with the inspection point of the CCS assembly or FPC, and the current and test signal are introduced through the wire to inspect the CCS assembly or FPC.
[0036] It should be noted that Figure 1 , Figure 2 and Figure 3 The direction indicated by the arrow X is from left to right, the direction indicated by the arrow Y is from front to back, and the direction indicated by the arrow Z is from bottom to top.
[0037] The above disclosure is only a preferred example of the present invention, which cannot be used to limit the scope of the present invention. Therefore, equivalent changes made according to the claims of the present invention are all within the scope of the present invention.
Claims
1. A testing tool for power battery module parts, suitable for testing the CCS assembly or the FPC included in the CCS assembly, characterized in that: The invention comprises a frame, a first crossbeam, a second crossbeam and a collection head device, wherein the first crossbeam is placed in the front-to-back direction, and is arranged on the frame so as to be movably moved in the up-down direction, the second crossbeam is placed in the left-to-right direction, and is installed on the first crossbeam so as to be adjustable in the front-to-back direction, a plurality of collection head devices are installed on the second crossbeam so as to be adjustable in the left-to-right direction, and a plurality of collection head devices are arranged in sequence in the left-to-right direction on the second crossbeam, and the collection head device comprises a probe extending downward, and the probes of two adjacent collection head devices are respectively arranged on the front and rear sides of the second crossbeam.
2. The inspection tool for power battery module parts according to claim 1, characterized in that: It also includes a lifting cylinder installed on the frame, the first crossbeam is installed on the output end of the lifting cylinder, and the lifting cylinder drives the first crossbeam to move up and down.
3. The inspection tool for power battery module parts according to claim 1, characterized in that: It also includes a bearing platform installed on the frame and arranged directly below the second crossbeam.
4. The inspection tool for power battery module parts according to claim 1, characterized in that: The collecting head device further comprises a connecting seat arranged in a bent manner, the connecting seat is locked to the second crossbeam, and the probe is installed at the lower end of the connecting seat.
5. The inspection tool for power battery module parts according to claim 4, characterized in that: The connecting seat includes a first structural member placed horizontally and a second structural member placed vertically, the upper end of the second structural member is connected to the front end or the rear end of the first structural member, and the first structural member is locked to the second crossbeam through a knob.
6. The inspection tool for power battery module parts according to claim 1, characterized in that: A first slide groove extending in the front-rear direction is provided at the top of the first cross beam, and an end of the second cross beam is slidably mounted on the first slide groove.
7. The inspection tool for power battery module parts according to claim 5, characterized in that: A second sliding groove extending in the left-right direction is formed on the top of the second crossbeam, and the knob passes through the first structural member and is inserted into the second sliding groove to lock the first structural member to the second crossbeam.
8. The inspection tool for power battery module parts according to claim 2, characterized in that: A mounting frame is installed on the top of the frame, the top of the mounting frame is arranged on one side of the first beam, the mounting frame includes a vertically placed support plate, the lifting cylinder is installed on the support plate, and the lifting cylinder is arranged directly below the first beam.
9. The inspection tool for power battery module parts according to claim 3, characterized in that: The bearing platform comprises a bearing plate, a mounting plate and a connecting rod connecting the bearing plate and the mounting plate, and the bearing plate is arranged directly above the mounting plate.
10. The inspection tool for power battery module parts according to claim 1, characterized in that: An electric control box, a start switch, a power switch, a power supply connector and a gas source connector are installed at the lower end of the frame.