CN218331892U

CN218331892U - Module test system that rolls off production line

Info

Publication number: CN218331892U
Application number: CN202222329640.XU
Authority: CN
Inventors: 谢辉国
Original assignee: Chuneng New Energy Co Ltd
Current assignee: Chuneng New Energy Co Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-01-17
Anticipated expiration: 2032-08-30

Abstract

The utility model provides a module test system that rolls off production line belongs to battery module check out test set technical field. The test system comprises a mounting bracket, a test platform and a transfer trolley. The mounting bracket comprises an upper box body, a central control box and four supporting legs, wherein the central control box and the four supporting legs are positioned below the upper box body, the four supporting legs are arranged in a rectangular array, the central control box is arranged between every two adjacent supporting legs, and a side face of the upper box body is provided with a control panel and a window communicated with the inside. The test platform sets up in last box, and test platform includes slide rail, battery tray, portal frame, sweeps yard rifle, anodal copper bar and negative pole copper bar, has slidable ground battery tray on the slide rail, has weighing sensor on the battery tray. The transfer trolley is arranged below the upper box body and located among the four supporting legs. This test system integrated level is high, can utilize limited occupation of land space to carry out the module test of rolling off the production line of integration, reduces the extravagant and human cost of action such as transportation, improves efficiency of software testing.

Description

Module test system that rolls off production line

Technical Field

The utility model relates to a battery module check out test set technical field, in particular to module test system that rolls off production line.

Background

With the development of electric automobiles becoming faster and faster, lithium-ion electric automobiles are more spread in various cities, the demand of power battery PACKs becomes larger and larger, the new energy automobile industry is developed at a rapid speed, and the automation of power battery PACKs is a necessary trend in times.

After the battery module of the lithium battery is processed, the battery module is subjected to product comprehensive test, safety test, simulation of product coping capability test under the worst condition and the like besides the appearance size requirement from the assembly offline to the delivery to the customer, and the battery module can be safely mounted on the whole vehicle only through all offline tests.

At present, off-line testing of industrial modules comprises module weighing, code scanning, module communication testing, module safety testing, module charging and discharging testing and the like, and manual matching detection equipment is sequentially arranged on a production line to manually perform detection operation. Because the whole process of test of inserting the production line is more, need the manual work to make a round trip to transport between each station, the human cost is high and efficiency of software testing is low, also has potential safety hazards such as colliding with at multistep transport and last unloading in-process.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a module test system that rolls off production line has solved the problem that the test needs frequently transported, the human cost is high and efficiency of software testing is low under the test of current module. The technical scheme is as follows:

the embodiment of the utility model provides a module test system that rolls off production line, include:

the battery module mounting device comprises a mounting bracket, a battery module and a battery module, wherein the mounting bracket comprises an upper box body, a central control box and four supporting legs, the central control box and the four supporting legs are positioned below the upper box body, the four supporting legs are arranged in a rectangular array, the central control box is arranged between two adjacent supporting legs, a control panel is arranged on the side wall of the upper box body, the control panel is electrically connected with the central control box, a communication interface used for being connected with a battery module is arranged on the central control box, and a window communicated with the inside is also arranged on the side wall of the upper box body;

the test platform is arranged in the upper box body and comprises a slide rail, a battery tray, a portal frame, a code scanning gun, an anode copper bar and a cathode copper bar, the slide rail is provided with the slidable battery tray, the battery tray is provided with a weighing sensor, the portal frame comprises a pressing top plate and two vertical supports arranged at intervals, the slide rail is arranged between the two vertical supports, the pressing top plate is connected with the two vertical supports through a lifting mechanism, the code scanning gun, the anode copper bar and the cathode copper bar are arranged on the pressing top plate, one side surface of the pressing top plate facing the slide rail is provided with a contact connected with the anode copper bar and the cathode copper bar, and the anode copper bar, the cathode copper bar, the code scanning gun and the weighing sensor are electrically connected with the central control box;

the transfer trolley is provided with a supporting plate for bearing the battery module, and the transfer trolley is arranged below the upper box body and located among the four supporting legs.

Optionally, the module offline testing system comprises a plurality of groups of testing platforms, and the plurality of groups of testing platforms are arranged in the upper box body in parallel.

Optionally, an insulating partition plate is arranged between the portal frames of two adjacent test platforms.

Optionally, the battery tray is convexly provided with a limiting side plate, and the limiting side plate defines a limiting groove matched with the battery module.

Optionally, the battery tray and the slide rail are detachably connected.

Optionally, the supporting plate is provided with a guide rail and a plurality of groups of limiting blocks, each group of limiting blocks comprises two limiting blocks, the limiting blocks are slidably mounted on the guide rail, and fastening bolt holes are formed in the limiting blocks.

Optionally, the lifting mechanism is an electric cylinder.

Optionally, an openable window is arranged on the window.

The embodiment of the utility model provides a beneficial effect that technical scheme brought includes at least:

adopt this module test system that rolls off production line, utilize test platform will confirm sweeping the sign indicating number of battery module, weigh, the communication test, equipment such as ann's rule test and capacity test integrate, and all install on same installing support with well accuse case and the control panel that is used for control, and the transportation dolly that is used for transporting the battery module also can lay when not using and set up inside the installing support, whole integrated level is high, can utilize the limited space of taking up an area of to carry out the module test of rolling off the production line of integration, reduce the extravagant and human cost of action such as transportation, and the efficiency of software testing is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.

Fig. 1 is a schematic perspective view of a side surface of a module offline testing system according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of another side of the module offline testing system according to the embodiment of the present invention;

fig. 3 is a schematic view of a partially enlarged structure of a center control box according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a test platform provided in an embodiment of the present invention;

fig. 5 is a schematic perspective view of a transfer cart provided in the embodiment of the present invention;

fig. 6 is a schematic view of a partially enlarged structure of the transfer trolley provided by the embodiment of the present invention.

In the figure:

1-mounting a bracket; 2-a test platform; 3-transferring the trolley; 4-three color indicator light; 11-a box body; 12-a central control box; 13-supporting feet; 21-a slide rail; 22-a battery carrier; 23-a portal frame; 24-a code scanning gun; 25-positive copper bar; 26-negative copper bar; 27-an insulating spacer; 31-a pallet; 111-a control panel; 112-a window; 121-a communication interface; 221-limit side plate; 231-pressing down the top plate; 232-vertical support; 233-a lifting mechanism; 311-guide rails; 312-a stop block; 1121 — view window; 3121-bolt holes; m-a battery module; m 1-two-dimensional code; m 2-module communication port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Fig. 1 is a schematic view of a three-dimensional structure of a side face of a module offline testing system provided by an embodiment of the present invention. Fig. 2 is a schematic perspective view of another side of the module offline testing system according to an embodiment of the present invention. Fig. 3 is a schematic view of a partially enlarged structure of a central control box according to an embodiment of the present invention. Fig. 4 is a schematic perspective view of a test platform according to an embodiment of the present invention. Fig. 5 is a schematic perspective view of a transfer cart provided in the embodiment of the present invention. Fig. 6 is a schematic view of a partially enlarged structure of a transfer trolley provided by an embodiment of the present invention. As shown in fig. 1 to 6, by practice, the applicant provides a modular offline testing system comprising a mounting bracket 1, a testing platform 2 and a transfer trolley 3.

The mounting bracket 1 comprises an upper box body 11, a central control box 12 positioned below the upper box body 11 and four supporting legs 13. The four supporting legs 13 are arranged in a rectangular array, and the central control box 12 is arranged between two adjacent supporting legs 13. The side wall of the upper box 11 has a control panel 111, and the control panel 111 is electrically connected to the central control box 12. The center control box 12 has a communication interface 121 for connecting with the battery module m, and the side wall of the upper box 11 has a window 112 communicating with the inside. Illustratively, in the embodiment of the present invention, the upper case 11 is rectangular, wherein the control panel 111 is disposed on one of the side walls, and the other three side walls are provided with windows 112.

The testing platform 2 is arranged in the upper box body 11, and the testing platform 2 comprises a slide rail 21, a battery tray 22, a portal frame 23, a code scanning gun 24, a positive copper bar 25 and a negative copper bar 26. The slide rail 21 has a slidable battery tray 22 thereon, and the battery tray 22 has a load cell thereon. The gantry 23 includes a pressing top plate 231 and two spaced vertical supports 232, and the slide rail 21 is disposed between the two vertical supports 232. Push down roof 231 and pass through elevating system 233 and be connected with two vertical supports 232, sweep yard rifle 24, anodal copper bar 25 and negative pole copper bar 26 and all set up on pushing down roof 231, push down roof 231 towards the side of slide rail 21 have the contact of being connected with anodal copper bar 25 and negative pole copper bar 26. The positive copper bar 25, the negative copper bar 26, the code scanning gun 24 and the weighing sensor are all electrically connected with the central control box 12.

The transfer trolley 3 is provided with a supporting plate 31 for bearing the battery module m, and the transfer trolley 3 is arranged below the upper box body 11 and located among the four supporting legs 13.

Illustratively, in the utility model discloses in the implementation, battery module m is after the assembly is accomplished, and the staff can utilize the transport dolly 3 to carry out the loading and transport this module test system that rolls off the production line. The battery module m is removed from the pallet 31 and placed in the battery tray 22 in the upper case 11 through the window 112. The worker can use the control panel 111 on one side of the box 11 to perform the operation and use the central control box 12 to send a control signal to the testing platform 2 for the module offline test. The battery tray 22 and the slide rail 21 are in a linear module form, after the battery module m is conveyed to the position below the pressing-down top plate 231 of the portal frame 23 by the battery tray 22, firstly, a weighing sensor on the battery tray 22 is used for weighing and testing, then, a code scanning gun 24 on the battery tray 22 is used for scanning a two-dimensional code m1 on the battery module m, and after a weight signal collected by the weighing sensor and two-dimensional code information scanned by the code scanning gun 24 are collected by the central control box 12, the data and built-in preset calibration data are compared, and whether the battery module m placed by feeding meets the testing requirements is confirmed. After the step confirms that the contact is correct, the operator CAN use the communication line to connect the module communication port m2 of the battery module m and the communication port 121 of the central control box 12, and the two are communicated by using a Controller Area Network (CAN) and simultaneously control the pressing top plate 231 to be pressed down under the driving of the lifting mechanism 233, so that the contacts on the pressing top plate are respectively connected with the positive and negative poles at the top of the battery module m. The staff can operate through control panel 111 afterwards, utilizes the equipment that corresponds in the well accuse case to carry out communication test, safety standard test and conduction capacity test to battery module, and test data can be uploaded automatically and are stored and follow-up application in the MES (Manufacturing Execution System) of integrated in well accuse case 12, and battery tray 22 can remove and retreat to the tip of slide rail 21 makes things convenient for the staff to take off battery module m to change and carries out next step's process simultaneously.

It should be noted that, with reference to fig. 1 to fig. 3, the external portion of the central control box 12 also has a foldable cover board, and when a test is required, the data interface and the communication interface 121 on the central control box 12 can be exposed by opening the external cover board.

Adopt this module test system that rolls off production line, utilize test platform 2 will confirm the sign indicating number of sweeping of battery module m, weigh, the communication test, equipment such as ann's rule test and capacity test integrate, and all install with well accuse case 12 and the control panel 111 that are used for control and set up on same installing support 1, and the transportation dolly 3 that is used for transporting battery module m also can lay when not using and set up inside installing support 1, whole integrated level is high, can utilize limited occupation of land space to carry out the module test of rolling off the production line of integration, reduce the extravagant and human cost of actions such as transportation, and the efficiency of software testing is improved.

It should be noted that in the embodiment of the present invention, after the battery module m in fig. 4 is installed on the battery tray 22, the pole connecting cover plate mounted at the top can be different according to the model of the battery module m, and the contact that is conducted with the positive and negative poles through the pole connecting cover plate is aligned with the contact on the pressing-down top plate 231, so as to ensure that the pressing-down top plate 231 can be stably conducted with the positive and negative poles of the battery module m after being pressed down. The positive and negative poles above the battery module m can be stably aligned with the contacts of the lower pressing top plate 231, and the pole connecting cover plate does not need to be covered.

Illustratively, in another possible implementation of the invention, the window 112 of the upper box 11 may also be directly matched to the end of the production line. After the assembly of the battery module m is completed, the battery module m can be directly conveyed into the window 112 of the upper box body 11 by a transfer component such as a manipulator at the tail end of the production line and placed on the battery tray to start an off-line test process.

Exemplarily, in the embodiment of the present invention, a three-color indicator 4 with a buzzer may be further disposed on the upper case 11, and the three-color indicator 4 is electrically connected to the central control box 12. When a problem occurs or testing is NG in the testing process, the central control box 12 controls the three-color lamp to light the red light and conduct buzzing prompt, and sound and light signal prompt is sent to an operator.

Illustratively, in the embodiment of the present invention, the control panel 111 includes a central control display 1111, and can open and close to receive the mouse keyboard 1112, the insulation withstand voltage tester 1113, the internal resistance tester 1114 and the control button 1115. The central control display 1111 is used for displaying data and whether each test is qualified or not, the mouse keyboard 1112 is used for assisting a worker to perform instruction operation, the insulation withstand voltage tester 1113 and the internal resistance tester 1114 are used for performing safety test and capacity test based on data collected by the central control box 12, and the control button 1115 is used for performing operations such as starting, emergency stop, resetting and the like on the whole test system diagram.

It is required to explain, in the embodiment of the utility model, to battery module m sweep the sign indicating number affirmation, weigh, communication test, ann rule test and capacity test process and be ripe test mode on the current production line, the utility model discloses do not describe to this repeatedly.

Alternatively, the lifting mechanism 233 is an electric cylinder.

Optionally, the module offline testing system includes a plurality of sets of testing platforms 2, and the plurality of sets of testing platforms 2 are arranged in parallel in the upper box 11. Exemplarily, in the embodiment of the utility model, be provided with two sets of test platform 2 in the box 11 side by side, the staff can utilize two sets of test platform 2 to carry out the test of rolling off the production line to two battery module m simultaneously for the communication line of connecting central control case 12 and battery module m also can be stretched into by the window 112 of last box 11 both sides respectively and connect, further improves efficiency of software testing.

Optionally, an insulating partition plate 27 is arranged between the portal frames 23 of two adjacent test platforms 2. Illustratively, in the embodiment of the utility model provides an in, keep apart two sets of test platform 2 through insulating barrier 27, avoid connecting the communication line on battery module m when carrying out two battery module m's the test of inserting the production line simultaneously and take place to beat, perhaps two battery module m take place to collide with at last unloading in-process, have further improved the module and have inserted the production line test system's safety in utilization.

Optionally, a limiting side plate 221 is convexly arranged on the battery tray 22, and the limiting side plate 221 defines a limiting groove matched with the battery module m. Illustratively, in the embodiment of the utility model provides an in, be the spacing curb plate 221 that the outer lane centers on the form through setting up on battery tray 22, battery module m can correspond and set up in the spacing groove that spacing curb plate 221 encloses out, realizes spacing fixedly, avoids battery module m to appear rocking and coming off when following battery tray 22 and remove, has further improved the module test accuracy of inserting the line test system.

Alternatively, the battery tray 22 and the slide rail 21 are detachably connected. Exemplarily, in the embodiment of the utility model provides an in, with the battery module m that has not unidimensional, can correspond the battery tray 22 that uses to have the spacing curb plate 221 of different corresponding sizes and take up, effectively improved the module suitability of test system that rolls off the production line.

Optionally, the supporting plate 31 has a guide rail 311 and a plurality of sets of limit blocks 312, each set of limit blocks 312 includes two limit blocks 312, the limit blocks 312 are slidably mounted on the guide rail 311, and the limit blocks 312 have fastening bolt holes 3121. Exemplarily, in the embodiment of the utility model provides an in, when utilizing transport dolly 3 to transport battery module m, can be according to battery module m's external dimension, spacing between stopper 312 two liang in adjusting multiunit stopper 312 on guide rail 311, it is fixed to utilize fastening bolt after battery module m centre gripping between two stoppers 312, avoids battery module m to appear rocking and drops even in the transportation, has further improved the safety in utilization of module off-line test system.

Optionally, an openable window 1121 is disposed on the window 112. Illustratively, in the embodiment of the present invention, when the module offline testing system is not used, the window 1121 on the window 112 can be closed, so as to avoid the influence of dust impurities possibly existing in the external environment entering the upper box 11 on the testing element on the testing platform 2, thereby further improving the practicability of the module offline testing system.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

The above description is only an optional embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A module offline testing system, comprising:

the battery module installing device comprises an installing support (1), wherein the installing support (1) comprises an upper box body (11), and a central control box (12) and four supporting legs (13) which are positioned below the upper box body (11), the four supporting legs (13) are arranged in a rectangular array, the central control box (12) is arranged between every two adjacent supporting legs (13), a control panel (111) is arranged on the side wall of the upper box body (11), the control panel (111) is electrically connected with the central control box (12), a communication interface (121) used for being connected with a battery module (m) is arranged on the central control box (12), and a window (112) communicated with the inside is further arranged on the side wall of the upper box body (11);

the testing platform (2) is arranged in the upper box body (11), the testing platform (2) comprises a sliding rail (21), a battery tray (22), a portal frame (23), a code scanning gun (24), an anode copper bar (25) and a cathode copper bar (26), the sliding rail (21) is provided with the slidable battery tray (22), the battery tray (22) is provided with a weighing sensor, the portal frame (23) comprises a pressing-down plate (231) and two vertical supports (232) arranged at intervals, the sliding rail (21) is arranged between the two vertical supports (232), the pressing-down plate (231) is connected with the two vertical supports (232) through a lifting mechanism (233), the code scanning gun (24), the anode copper bar (25) and the cathode copper bar (26) are arranged on the pressing-down plate (231), the pressing-down plate (231) is provided with a side face to the sliding rail (21) with contacts connected with the anode copper bar (25) and the cathode copper bar (26), and the pressing-down plate (231) is electrically connected with the code scanning gun (24), the anode copper bar (25), the cathode copper bar (26) and the cathode copper bar (26) are electrically connected with the weighing gun box (12);

transport dolly (3), have on transport dolly (3) and be used for holding layer board (31) of dress battery module (m), transport dolly (3) set up in go up box (11) below and be located between four supporting legss (13).

2. A modular drop off test system according to claim 1, characterised in that it comprises a plurality of groups of said test platforms (2), said plurality of groups of test platforms (2) being arranged side by side in said upper box (11).

3. A module drop-off test system according to claim 2, characterised in that an insulating partition (27) is provided between the portal frames (23) of two adjacent test platforms (2).

4. The module offline testing system according to claim 1, wherein a limiting side plate (221) is convexly arranged on the battery tray (22), and the limiting side plate (221) defines a limiting groove matched with the battery module (m).

5. Module end-of-line testing system according to claim 4, wherein the battery tray (22) and the slide rail (21) are detachably connected.

6. The module offline testing system of claim 1, wherein the pallet (31) has a guide rail (311) and a plurality of sets of stoppers (312), each set of stoppers (312) comprises two stoppers (312), the stoppers (312) are slidably mounted on the guide rail (311), and the stoppers (312) have fastening bolt holes (3121).

7. A modular drop off line testing system according to claim 1, wherein the lifting mechanism (233) is an electric cylinder.

8. A modular drop off test system according to claim 1, wherein the window (112) is provided with an openable window (1121).