CN116435572A - A new energy battery module automatic assembly process and equipment - Google Patents

Abstract

The invention discloses a new energy battery module automatic assembly process and equipment. The application adopts a fully automated process production line to replace manual handling or packaging, which not only improves work efficiency, but also has a high pass rate. The cell flipping jaws and the plasma cleaning mechanism are used in conjunction with each other to clean the cell surface in multiple directions, which is convenient for the next step of processing the cell. The stacking table includes two sets of storage components. By setting two sets of storage components, the battery module can be stored in one of the storage components, which is convenient for the battery module in the other storage component to grab, thereby improving work efficiency; It can be rotated so that the positions of the two storage components can be switched to complete the storage and handling of the battery module. The upper-layer end-plate mechanism and the lower-layer end-plate mechanism are arranged alternately up and down, and can realize linear movement to complete the intersection, so that it is convenient for personnel to attach the insulating sheet to the end plate and improve work efficiency.

Description

A new energy battery module automatic assembly process and equipment

technical field

The invention relates to the technical field of battery assembly, in particular to an automatic assembly process and equipment for a new energy battery module.

Background technique

With the relevant new energy vehicle industry promotion policies, the electric vehicle industry has achieved unprecedented rapid development. Power batteries are the power source and one of the core components of electric vehicles. The current production capacity of power batteries is also a key factor restricting the development of electric vehicles. At present, the power battery industry is full of hundreds of companies, especially the battery module automatic assembly line. Different manufacturers have customized non-standard equipment according to the needs of their own production lines, although some manufacturers will involve related assembly equipment. However, the equipment of various manufacturers varies from good to bad, mainly due to the combination of semi-automation and manual operation. The low degree of automation leads to low production efficiency, serious shortage of production capacity, and low production pass rate. Therefore, there is an urgent need to develop an automated battery module assembly production line with a high degree of automation to improve the production efficiency of battery module assembly, increase production capacity, and increase the pass rate of products.

Contents of the invention

In order to solve the above technical problems, the present invention provides a new energy battery module automatic assembly process and equipment, which can improve the production efficiency of battery module assembly, increase production capacity, and improve product qualification rate.

The technical solution of the present invention is: an automatic assembly process for new energy battery modules, which defines the direction in which the batteries enter the production line as the head end, including the following steps:

Step 1. Personnel place the whole package of batteries at the head of the production line, and use the battery handling robot to move the batteries to the pallet for transportation;

Step 2, test the resistance and voltage of the cell, and upload the data;

Step 3, sort according to the positive and negative poles of the batteries;

Step 4, cleaning the batteries sorted in step 3;

Step 5, personnel manually paste the isolation sheet on the cell, and paste the insulation sheet on the end plate through the patch tooling;

Step 6. Arrange the cells through the cell shaping mechanism, and transport the shaped cell modules to the stacking platform through the six-axis robot arm, so that the module handling robot can grab them;

Step 7, the module handling robot transports the cell module to the strapping table, levels the cell module through the pressing mechanism, fixes the module with the side piezoelectric cylinder, and straps the surface of the cell module;

Step 8, the cell module enters the insulation withstand voltage test station for inspection, and enters the next station after the data is qualified, and codes the surface of the cell module to bind the data.

Further, the step 2 also includes the NG discharge step, the NG discharge step includes sorting the unqualified cells to the discharge mechanism according to the resistance and voltage data of the cells, and the discharge mechanism senses that the cells are in place After that, the cell will be moved to a safe location.

Further, the cleaning of the surface of the cell in step 4 is as follows: the flipping jaw of the cell fixes the cell, and one side of the cell is cleaned by a plasma cleaning mechanism. When one side is cleaned, the flipping claw of the cell flips 180 degrees , the plasma cleaning mechanism cleans the other side of the cell, and puts it on the tray after cleaning.

Further, in step 6, the stacking platform can be rotated 180 degrees, and two stations are provided on the opposite side of the stacking platform, so that the six-axis robot arm and the module handling robot can simultaneously transport or grab the battery module.

An automatic assembly equipment for new energy battery modules, including:

A transportation line, the transportation line is provided with a tray for placing the battery module, and the battery module is transported through the transportation line; the transportation line is connected in turn:

OCV testing equipment, the OCV testing equipment is provided with a jacking mechanism and a testing mechanism, the tray is positioned in the OCV testing equipment by the jacking mechanism, and the testing mechanism can move linearly to test the batteries placed on the tray Module test voltage and resistance;

NG discharge equipment, the NG discharge equipment is located at the downstream of the OCV test equipment, and is connected with the signal of the OCV test equipment; the NG discharge equipment includes an X direction servo module, a Y direction servo module and a Z direction servo module. An axis gripper, the Z-axis gripper moves linearly through the X-direction servo module and the Y-direction servo module to transport unqualified batteries;

Automatic sorting and turning equipment, the automatic sorting and turning equipment is located downstream of the NG discharge equipment, and includes A line body, B line body and automatic sorting and turning robot, and the automatic sorting and turning equipment passes through the A line body and transport The line is connected to the NG discharge equipment, and the automatic sorting and flipping robot can transport the batteries on the A line body to the B line body according to the positive and negative poles;

Plasma cleaning equipment, the plasma cleaning equipment is located downstream of the automatic sorting and flipping equipment, and is connected with the B line body through a transportation line; the plasma cleaning equipment includes cell flipping jaws and a plasma cleaning mechanism, the The cell flipping jaw clamps and fixes the cell placed on the tray, and can turn over the filter element. The plasma cleaning mechanism moves through the linear module to clean the surface of the cell;

A manual placement mechanism, the manual placement mechanism is located downstream of the plasma cleaning equipment, and is arranged on the transportation line, and manually attaches the separator to the battery cell;

A patch mechanism, the patch mechanism is provided with an upper end plate mechanism and a lower end plate mechanism, the upper end plate mechanism and the lower end plate mechanism can move linearly through the transverse module, and the upper end plate mechanism and the lower end plate mechanism The plate mechanism is arranged staggered up and down; the upper end plate mechanism is placed with an end plate, and the insulating sheet is attached to the end plate through the second patch tooling;

Cell shaping equipment, block push plate, align the same end face of the cell through the push plate;

The robot handling and stacking station includes a six-axis robotic arm, a stacking platform and a module handling robot. The stacking platform is provided with two sets of placement areas, and the stacking platform can rotate so that the six-axis robotic arm will The cell module of the cell shaping equipment is transported to one of the placement areas, and the module handling robot grabs the cell module located in the other placement area to the strapping table;

Module bundling equipment, including a side pressure cylinder and a down pressure mechanism, through which the battery core module is fixed, so as to facilitate manual bundling of the battery core module;

Insulation withstand voltage testing equipment, pressure test the bundled cell modules, and code the cell modules with a marking machine to bundle the data.

Further, the plasma cleaning equipment is also provided with a jacking platform, and the jacking platform is rotatably connected to a plurality of rotating shafts, one end of the rotating shaft is connected to the cell flipping jaw, and the other end of the rotating shaft is connected to the The rack, when the rack moves, drives the flipping jaws of the electric core to rotate through the gear and the rotating shaft.

Further, the rack is connected to the cross bar, the upper end of the cross bar is provided with a positioning block, and one side of the positioning block is provided with a driving cylinder capable of driving the cross bar to move.

Further, the jacking platform includes a jacking cylinder and a panel connected to the jacking cylinder, the upper end of the panel is fixedly connected with a vertical plate, the rotating shaft is rotatably connected to the vertical plate, and the driving cylinder is connected to the the upper end of the riser.

Further, the stacking platform includes a rotating platform and two storage components symmetrically arranged on the rotating platform, the storage components include multiple sets of storage tracks and an abutment component connected to each of the storage areas, the abutment The connecting assembly can linearly move along the length direction of the storage track, so as to position the batteries placed on the storage track.

Further, the structure of the upper end plate mechanism is the same as that of the lower end plate mechanism, and the upper end plate mechanism includes a plurality of sets of patch tooling and a positioning table used in conjunction with the patch tooling, and the patch tooling is the same as the patch tooling. Positioning table card connection.

The beneficial technical effect of the present invention is:

1. This application uses a fully automated process production line to replace manual handling or packaging, which not only improves work efficiency, but also has a high pass rate.

2. Through the mutual use of the cell flipping jaws and the plasma cleaning mechanism, the surface of the cell can be cleaned in multiple directions, which is convenient for the next step of processing the cell.

3. The stacking table includes two sets of storage components. By setting two sets of storage components, the battery module can be stored in one of the storage components, which is convenient for the battery module in the other storage component to grab, thereby improving work efficiency; The stacking table can be rotated so as to switch the positions of the two sets of storage components to complete the storage and handling of the battery module.

4. The upper end plate mechanism and the lower end plate mechanism are arranged alternately up and down, and the upper end plate mechanism and the lower end plate mechanism can realize linear movement to complete the intersection, which is convenient for personnel to attach the insulating sheet to the end plate and improve work efficiency.

5. The setting of the battery shaping equipment is convenient for the same end of the battery module to face it, so that the six-axis robot arm can grab the battery module, ensuring that the position will not change or fall off during the grabbing process, and improve Stability of the grabbing process.

6. According to the cell voltage and resistance information provided by the OCV test equipment, the NG discharge equipment will grab out the unqualified cells to prevent the unqualified cells from flowing into the next process.

7. By setting up automatic sorting and flipping equipment, it is convenient to arrange the cells neatly, and arrange the cells according to the same positive and negative poles, which is convenient for processing in the next process.

The above description is only an overview of the technical solution of the present invention. In order to understand the technical means of the present invention more clearly and implement it according to the contents of the description, the preferred embodiments of the present invention and accompanying drawings are described in detail below.

Description of drawings

Fig. 1 is the overall structure A section station schematic diagram of the present invention;

Fig. 2 is the overall structure B section station schematic diagram of the present invention;

Fig. 3 is the overall structure C section station schematic diagram of the present invention;

Fig. 4 is the schematic diagram of the station of section D of the overall mechanism of the present invention;

Fig. 5 is a schematic structural view of the cell package feeding mechanism of station A of the present invention;

Fig. 6 is the schematic structural view of the OCV test equipment of the station A of the present invention;

Fig. 7 is the structural schematic diagram of the NG discharging equipment of the station A section of the present invention;

Fig. 8 is a schematic structural view of the automatic sorting and turning equipment of the A section station of the present invention;

Fig. 9 is a schematic structural view of the plasma cleaning equipment of the B section station of the present invention;

Fig. 10 is another perspective view of the schematic structural view of the plasma cleaning equipment of the station B of the present invention;

Fig. 11 is a schematic structural view of the manual placement mechanism of the B section station of the present invention;

Fig. 12 is a structural schematic diagram of the placement mechanism of the C section station of the present invention;

Fig. 13 is a schematic structural view of the cell shaping equipment of the C section station of the present invention;

Fig. 14 is a structural schematic diagram of the robot handling and stacking station of the C section station of the present invention;

Fig. 15 is a structural schematic diagram of the module binding equipment of the C section station of the present invention;

Fig. 16 is a structural schematic diagram of the insulation withstand voltage testing equipment of the D section station of the present invention;

Fig. 17 is a structural schematic diagram of the marking machine of the D section station of the present invention.

The reference signs are:

100. Battery pack feeding mechanism; 101. Transmission track; 102. Battery handling robot; 103. Transportation line; 200. OCV testing equipment; 201. Pneumatic components; 202. Transportation track; 203. Battery cell; 204. Tray; 205, vertical module; 206, horizontal plate; 207, probe; 208, fixed block; 300, NG discharge equipment; 301, X direction servo module; 302, Y direction servo module; 303, Z Shaft gripper; 400, automatic sorting and turning equipment; 401, A line body; 402, B line body; 403, automatic sorting and turning robot; 500, plasma cleaning equipment; 501, plasma cleaning mechanism; 502, linear module; 503, Battery flip gripper; 504, jacking cylinder; 505, panel; 506, vertical plate; 507, rack; 508, gear; 509, rotating shaft; 510, driving cylinder; 511, positioning block; 600, manual placement mechanism ;601, first patch tooling; 602, spacer; 700, patch mechanism; 701, upper end plate mechanism; 702, lower end plate mechanism; 703, second patch tooling; 704, positioning platform; 705, horizontal Module; 706, insulating sheet; 800, cell shaping equipment; 801, push plate; 900, robot handling and stacking station; 901, six-axis mechanical arm; 902, module handling robot; 903, stacking table; 904, turntable ;905, storage components; 906, storage rails; 907, abutment components; 1000, module binding equipment; 1001, down pressure mechanism; 1002, side pressure mechanism; 1003, slide table; , Marking machine.

Detailed ways

In order to be able to understand the technical means of the present invention more clearly and implement it according to the contents of the description, the specific implementation of the present invention will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but not to limit the scope of the present invention.

It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances for the embodiments of the application described herein.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship recorded in the embodiment and shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the invention is used, and is only for the convenience of describing the present invention and simplifying the description. It is not intended to indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and thus should not be construed as limiting the invention.

As shown in Figures 1-17, the present invention specifically relates to an automated assembly process for new energy battery modules, defining the direction in which the battery cell 203 enters the production line as the head end, including the following steps:

Step 1, personnel place the whole package of battery cells 203 at the head end of the production line, and use the battery cell handling robot 102 to transport the battery cells 203 to the pallet 204 for transportation;

It should be noted that the personnel first place the whole package of battery cells 203 on the transmission track 101, transport the whole package of battery cells 203 to the work area through the delivery track 101, and automatically grab the battery pack 203 according to the direction provided by the vision through the battery handling robot 102. The battery cell 203 is placed on the tray 204. After grabbing a layer thick, the battery cell handling robot 102 will grab the foam placed on the battery cell 203 to the waste area. The core 203 is placed on the conveying track 101, and then automatically picked up by the cell handling robot 102.

Step 2, test the resistance and voltage of the battery cell 203, and upload the data; wherein, before testing the resistance and voltage of the battery cell 203, the testing organization first starts to scan the code of the battery cell 203, and the test instrument starts to test the battery cell 203 after scanning the code. The resistance and voltage of the cell 203, and at the same time, the relevant information of the cell 203 and the code of the cell 203 are bundled together as the production basis for the subsequent stations.

It also includes an NG discharge step. The NG discharge step is to sort the unqualified cells 203 to the discharge mechanism according to the resistance and voltage data of the cells 203. After the discharge mechanism senses that the cells 203 are in place, it will The battery cell 203 is moved to a safe position, so that unqualified battery cells 203 can be removed.

Step 3: Sorting according to the positive and negative poles of the cells 203, the cells 203 placed on the tray 204 arrive at the designated position, the automatic sorting and flipping robot 403 will automatically grab the position of the cells 203 on the tray 204 according to the data of the previous station , and arrange the positive and negative poles of the battery cells 203 on another tray 204 according to the production requirements. When the battery cells 203 on the tray 204 are full, it will judge whether the polarity of the battery cells 203 is correct again.

Step 4, cleaning the batteries 203 sorted in step 3;

Among them, the cleaning of the surface of the battery cell 203 is as follows: the battery cell 203 is fixed by the cell flipping jaw 503, and one side of the cell 203 is cleaned by the plasma cleaning mechanism 501. When one side is cleaned, the cell flipping claw 503 is flipped 180 degrees, The plasma cleaning mechanism 501 cleans the other side of the cell 203 , and puts it on the tray 204 after cleaning.

Step 5, personnel manually paste the isolation sheet 602 on the battery cell 203, and paste the insulating sheet 706 on the end plate through the second patch tooling 703;

Step 6, arrange the battery cells 203 by the battery shaping equipment 800, and transport the shaped battery cell 203 modules to the stacking platform 903 by the six-axis robot arm 901, so that the module handling robot 902 can grab them;

Among them, the stacking platform 903 can rotate 180 degrees, and there are two stations on the opposite side of the stacking platform 903, which is convenient for the six-axis robotic arm 901 and the module handling robot 902 to simultaneously transport or grab the battery cell 203 module.

Step 7, the module handling robot 902 transports the battery cell 203 module to the strapping table, the battery cell 203 module is leveled by the pressing mechanism 1001, the side piezoelectric cylinder is fixed to the module, and the surface of the battery cell 203 module is bundle;

Step 8, the battery cell 203 module enters the insulation withstand voltage test station for inspection, and enters the next station after the data is qualified, and codes the surface of the battery cell 203 module to bundle the data.

The battery cell 203 module can be quickly assembled by adopting the above process, and the pass rate of the battery cell 203 module can be guaranteed under the premise of increasing the degree of automation, which greatly improves the production efficiency.

As shown in Figure 1-Figure 6, a new energy battery module automatic assembly equipment, including:

A transportation line 103, the transportation line 103 is provided with a tray 204 for placing the battery cell 203 module, and the battery cell 203 module is transported through the transportation line 103; the transportation line 103 is connected in turn:

Wherein, it should be noted that the transportation line 103 is composed of multiple sets of transport racks, and each set of transport racks is a single individual, and the PACK assembly equipment is sequentially connected in series through the multiple sets of transport racks, so as to transport the battery cells 203 .

In addition, the pallet 204 can be transported on the transport rack, and the battery cell 203 is positioned in the pallet 204 .

As shown in Figure 5 and Figure 6, before the battery cell 203 module is placed on the transportation line 103, the battery cell 203 needs to be transported to the transportation line 103 through the battery pack feeding mechanism 100, wherein the battery pack The feeding mechanism 100 includes a plurality of delivery tracks 101 for placing the whole package of battery cells 203 and a battery handling robot 102 located at one end of the delivery track 101. Personnel first place the whole package of battery cells 203 on the delivery track 101, and pass through the delivery track 101 Transport the whole package of battery cells 203 to the work area, and the battery cell handling robot 102 will automatically grab the battery cells 203 and place them on the tray 204 according to the direction provided by the vision. After grabbing a layer thick, the battery cell handling robot 102 will put the The foam placed on the battery cell 203 is grabbed to the waste area. If there is a shortage of materials, the replenished battery cell 203 is manually placed on the conveying track 101, and then the battery cell handling robot 102 automatically grabs it.

As shown in Figures 1 and 6, the OCV testing equipment 200, the OCV testing equipment 200 is provided with a jacking mechanism and a testing mechanism, the tray 204 is positioned in the OCV testing equipment 200 by the jacking mechanism, the test The mechanism can move linearly to test the voltage and resistance of the battery cell 203 module placed on the tray 204;

Among them, the OCV test equipment 200 is also provided with a transport rail 202 that can be connected to the transport frame. After the battery cell 203 placed on the tray 204 reaches the designated position through the transport rail 202, the jacking mechanism is activated and the tray 204 is fixed. Therefore, the positions of the tray 204 and the battery cells 203 will not change during the working process.

The jacking mechanism includes a fixed block 208 and a pneumatic element 201 connected to the fixed block 208. The pneumatic element 201 is connected to the transport track 202 and is located in the equipment. When the pallet 204 reaches a designated position, the pneumatic element 201 drives the fixed block 208 to rotate , so that the fixing block 208 abuts against the tray 204 to complete the fixing of the tray 204 .

After the test is over, the pneumatic element 201 drives the fixed block 208 to rotate in reverse, at this time, the fixed block 208 is separated from the pallet 204 so that the pallet 204 continues to move on the transport track 202 .

In addition, the test mechanism includes a probe 207 and a horizontal plate 206 connected to the probe 207, and the end of the horizontal plate 206 away from the probe 207 is connected to the vertical module 205, and the vertical module 205 can drive the horizontal plate 206 vertically. Move straight up and down, so that the probe 207 abuts or separates from the surface of the battery cell 203, thereby completing the test.

After the test, the equipment will upload the relevant data information of the battery cell 203 to the system of the entire production line as the production basis for subsequent stations.

Furthermore, it is convenient to reject unqualified battery cells 203 .

As shown in Fig. 1, Fig. 6 and Fig. 7, NG discharge equipment 300, described NG discharge equipment 300 is positioned at the downstream of described OCV test equipment 200, and is connected with described OCV test equipment 200 signal; The material equipment 300 includes an X-direction servo module 301, a Y-direction servo module 302, and a Z-axis gripper 303. The Z-axis gripper 303 moves linearly through the X-direction servo module 301 and the Y-direction servo module 302, To transport the unqualified batteries 203;

Among them, the main function of the NG discharge equipment 300 is to remove the unqualified batteries 203 so as to continue to transport the qualified batteries 203 to the next process. When the batteries 203 are all qualified products, the NG discharge equipment 300 acts as a track For transportation, when there are unqualified products in the battery cell 203, the X-direction servo module 301, the Y-direction servo module 302 and the Z-axis gripper 303 are used in cooperation to grab and transport the unqualified battery cells 203.

As shown in Figure 1, Figure 7 and Figure 8, the automatic sorting and turning equipment 400, the automatic sorting and turning equipment 400 is located downstream of the NG discharge equipment 300, and includes A line body 401, B line body 402 and automatic sorting An overturning robot 403, the automatic sorting and overturning device 400 is connected to the NG discharge equipment 300 through the A-line body 401 and the transportation line 103, and the automatic sorting and overturning robot 403 can convert the electrical components on the A-line body 401 The core 203 is transported to the B-line body 402 according to the positive and negative poles;

It should be noted that, among them, the automatic sorting and turning equipment 400 includes the A line body 401, the B line body 402, the automatic sorting and turning robot 403, and the jacking mechanism. The lifting mechanism is the same, and will not be described in detail here. The function of the jacking mechanism is to fix the tray 204 to ensure that the position of the tray 204 and the battery cells 203 in the tray 204 will not change during the working process.

Among them, the A-line body 401 is connected to the NG discharge equipment 300 through the transportation line 103, the B-line body 402 and the A-line body 401 are arranged in parallel, and the automatic sorting and flipping robot 403 can determine the polarity of the surface of the battery cell 203, and put the battery cell 203 is turned from vertical to horizontal, and placed on the tray 204 located on the B-line body 402 according to the same polarity arrangement.

In addition, the tray 204 of the B-line body 402 is different from the tray 204 of the A-line body 401 in structure, one can place the electric core 203 vertically, and the other can place the electric core 203 horizontally, the specific structure No more detailed statement here.

After the battery cell 203 is turned over, it is transported to the next process through the B line body 402 and the transportation line 103 to clean the surface of the battery cell 203 .

Furthermore, the automatic sorting and flipping robot 403 is an automatic arm, which is mainly used for grasping and carrying. This equipment is relatively mature in the prior art, and will not be described in detail here.

As shown in Figure 2, Figure 8, Figure 9 and Figure 10, the plasma cleaning equipment 500, the plasma cleaning equipment 500 is located downstream of the automatic sorting and turning equipment 400, and communicates with the B line body 402 through the transportation line 103 connection; the plasma cleaning equipment 500 includes a cell flipping jaw 503 and a plasma cleaning mechanism 501, the cell flipping gripper 503 clamps and fixes the cell 203 placed on the tray 204, and can flip the filter element, so The plasma cleaning mechanism 501 moves through the linear module 502 to clean the surface of the battery cell 203;

Among them, the battery flipping jaw 503 can clamp and fix the battery cell 203, and realize 180 degree rotation at the same time. When the battery cell 203 placed on the tray 204 reaches the designated position, the tray 204 is also fixed by the jacking mechanism; When the cell flipping jaw 503 clamps and fixes the cell 203, the plasma cleaning mechanism 501 located above the cell 203 moves through the linear module 502 to perform plasma cleaning on the surface of the cell 203. When the cleaning is completed, the cell flips The gripper 503 rotates 180 degrees to turn over the cell 203 , and the plasma cleaning mechanism 501 above the cell 203 moves through the linear module 502 again to perform plasma cleaning on the surface of the cell 203 . After the cleaning is completed, the cell flipping jaws 503 place the cell 203 on the tray 204, and the tray 204 carries the cell 203 and transports it to the next process.

In addition, the plasma cleaning mechanism 501 is a conventional device in the prior art, and is mainly used to remove organic matter on the surface of the battery cell 203 , so it will not be described in detail.

This equipment is mainly able to cooperate with the plasma cleaning mechanism 501 to clean the surface of the battery cell 203 in multiple directions, so as to ensure the cleanliness of the surface of the battery cell 203 and prepare for the subsequent process.

The plasma cleaning equipment 500 is also provided with a jacking platform, and the jacking platform is rotatably connected with a plurality of rotating shafts 509, one end of the rotating shaft 509 is connected to the cell flipping jaw 503, and the other end of the rotating shaft 509 is passed through a gear 508 is connected to the rack 507. When the rack 507 moves, the gear 508 and the rotating shaft 509 drive the cell flipping jaw 503 to rotate.

The rack 507 is connected to the cross bar, the upper end of the cross bar is provided with a positioning block 511, and one side of the positioning block 511 is provided with a driving cylinder 510 capable of driving the cross bar to move.

The jacking platform includes a jacking cylinder 504 and a panel 505 connected to the jacking cylinder 504, the upper end of the panel 505 is fixedly connected with a vertical plate 506, the rotating shaft 509 is rotatably connected to the vertical plate 506, and the The driving cylinder 510 is connected to the upper end of the vertical plate 506 .

Wherein, the battery cell 203 will interfere with the tray 204 during the flipping process, therefore, it is necessary to move the battery cell 203 vertically upward for one end distance, and then turn the battery cell 203 over, so as not to interfere with the tray 204 at this time.

When the surface of the cell 203 needs to be cleaned, the flipping jaw 503 of the cell clamps the cell 203 on the tray 204, the jacking cylinder 504 drives the panel 505 to move vertically upward, and the panel 505 drives the vertical plate 506 to move vertically up and down , and then drives the jaws of the battery cell 203 connected to the vertical plate 506 through the rotating shaft 509 to move vertically upward. cleaning. After the cleaning is completed, the drive cylinder 510 drives the positioning block 511 to move laterally, and the positioning block 511 drives the rack 507 to move. Since the rack 507 meshes with the gear 508, it further drives the cell flipping jaw 503 to rotate to realize the flipping of the cell 203180 degrees , the plasma cleaning mechanism 501 moves through the linear module 502 and cleans the surface of the battery cell 203 . After the cleaning is completed, the lifting cylinder 504 drives the vertical plate 506 to move vertically downward, so that the cell flipping jaws 503 place the cell 203 in the tray 204 .

As shown in Figure 2, Figure 9, Figure 10 and Figure 11, the manual placement mechanism 600, the manual placement mechanism 600 is located downstream of the plasma cleaning equipment 500, and is arranged on the transportation line 103, manually Paste the separator 602 on the cell 203;

Wherein, the manual placement mechanism 600 is a first placement tool 601, the first placement tool 601 is installed on the transportation line 103 and located above the tray 204, the first placement tool 601 is a shape and structure used in conjunction with the tray 204, When the tray 204 arrives at the specified position of the transportation line 103, the tray 204 is located directly under the first patch tooling 601, and the first patch tooling 601 is convenient for personnel to attach the separator 602 to the surface of the battery cell 203, which improves the adhesion. efficiency and precision.

As shown in Fig. 3 and Fig. 12, the patch mechanism 700, the patch mechanism 700 is provided with an upper end plate mechanism 701 and a lower end plate mechanism 702, and the upper end plate mechanism 701 and the lower end plate mechanism 702 pass through the transverse mold The group 705 can move linearly, and the upper end plate mechanism 701 and the lower end plate mechanism are set up and down alternately; the upper end plate mechanism 701 is placed with an end plate, and the insulating sheet 706 is attached to the second patch tooling 703 said end plate;

The structure of the upper end plate mechanism 701 is the same as that of the lower end plate mechanism 702, and the upper end plate mechanism 701 includes multiple sets of second patch tooling 703 and a positioning table 704 used in conjunction with the second patch tooling 703, so The second patch tooling 703 is clamped and connected to the positioning platform 704 .

It should be noted that although the second patch tooling 703 on the upper end plate mechanism 701 and the first patch tooling 601 on the transport line 103 are different in structure, they are the same in function.

When a plurality of electric cores 203 need to be packaged, spacers 602 need to be pasted between each electric core 203, and at the same time, end plates are pasted on both ends of the electric core 203 group, but between the end plate and the electric core 203 The insulating sheet 706 also needs to be pasted, so the lamination of the battery cell 203 and the separator 602 and the lamination of the end plate and the insulating sheet 706 are completed through two different patching tools.

Wherein, the structure of the upper end plate mechanism 701 and the lower end plate mechanism 702 is the same, and the upper end plate mechanism 701 and the lower end plate mechanism 702 can be used as two bonding stations, so as to improve the bonding efficiency of the end plate and the insulating sheet 706.

The bonding process is still mainly done manually, just by switching back and forth between the upper end plate mechanism 701 and the lower end plate mechanism 702, so that the personnel can continue to complete the loading.

As shown in Figure 3 and Figure 13, the electric core shaping device 800, the block push plate 801, aligns the same end face of the electric core 203 through the push plate 801; it is convenient to grasp the electric core 203 group uniformly, ensuring No fall-off or displacement of the battery core 203 will occur.

As shown in Figure 3, Figure 14 and Figure 15, the robot handling and stacking station 900 includes a six-axis mechanical arm 901, a stacking platform 903 and a module handling robot 902, the stacking platform 903 is provided with two sets of placement areas, and the The stacking platform 903 can be rotated so that the six-axis robotic arm 901 can transport the battery cell 203 module located in the cell shaping equipment 800 to one of the storage areas, and the module handling robot 902 will be located in another storage area. The cell 203 module in the area is grabbed to the module binding device 1000;

The stacking platform 903 includes a rotating platform 904 and two storage assemblies 905 symmetrically arranged on the rotating platform 904. The storage assembly 905 includes multiple sets of storage tracks 906 and an abutment assembly 907 connected to each storage area. , the abutment assembly 907 can linearly move along the length direction of the storage track 906 to position the battery cells 203 placed on the storage track 906 .

Among them, the six-axis robotic arm 901 and the module handling robot 902 are relatively mature equipment in the prior art, and their main function is to transport objects, which will not be described in detail here.

The two storage components 905 are obliquely connected to the rotating platform, and the rotating platform 904 and the two storage components 905 cooperate with each other to form a triangular-like structure; the storage component 905 includes a storage track 906 for placing the battery cell 203 module, when the six-axis machine When the arm 901 transports the battery cell 203 module to the storage track 906, since the storage track 906 is inclined, the battery cell 203 module is automatically stacked, and the contact assembly 907 arranged on the storage track 906 is used to align the battery. The core 203 module is positioned to prevent the battery core 203 module from falling off.

In addition, the abutment assembly 907 includes an abutment block that is slidably connected to the storage track 906 and a drive motor that can drive the abutment block to move. The drive motor is connected to the storage track 906 and can drive the abutment block linearly along the length direction of the storage track 906. Move to abut against and position the battery cell 203 module placed on the storage track 906 .

During operation, the abutment block and the battery cell 203 are in a contact state, and when the battery cell 203 needs to be placed or grasped on the storage track 906 , the abutment block and the battery cell 203 are in a separated state.

As shown in Figure 3 and Figure 15, the module binding equipment 1000 includes a side pressure cylinder and a down pressure mechanism 1001, through which the side pressure mechanism 1002 and the down pressure mechanism 1001 fix the module of the battery cell 203, which is convenient for manually placing the battery cell 203 module binding;

Among them, the module binding equipment 1000 also includes a sliding table 1003, the module handling robot 902 transports the battery cell 203 module to the sliding table 1003, the sliding table 1003 moves linearly, and slides through the side pressing mechanism 1002 and the pressing mechanism 1001. The battery cell 203 module on the table 1003 is fixed, and after the battery cell 203 module is fixed, the battery cell 203 module is bundled manually.

As shown in Figure 4, Figure 16 and Figure 17, the insulation withstand voltage testing equipment 1100 performs a pressure test on the bundled battery cell 203 module, and codes the battery cell 203 module through the marking machine 1200 to bind the data .

The above examples are only specific implementations of the present invention, and are used to illustrate the technical solutions of the present invention, but not to limit them. The protection scope of the present invention is not limited thereto, although the present invention has been described in detail with reference to the foregoing examples Note, those of ordinary skill in the art should understand that any person familiar with the art within the scope of the technology disclosed in the present invention can still modify the technical solutions described in the foregoing embodiments or can easily think of changes, or Part of the technical features are equivalently replaced; and these modifications, changes or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention, and should be covered within the protection scope of the present invention.

Claims (10)

1. An automated assembly process for new energy battery modules, characterized in that the direction in which the cells enter the production line is defined as the head end, including the following steps: Step 1. Personnel place the whole package of batteries at the head of the production line, and use the battery handling robot to move the batteries to the pallet for transportation; Step 2, test the resistance and voltage of the cell, and upload the data; Step 3, sort according to the positive and negative poles of the batteries; Step 4, cleaning the batteries sorted in step 3; Step 5, personnel manually paste the isolation sheet on the cell, and paste the insulation sheet on the end plate through the patch tooling; Step 6. Arrange the cells through the cell shaping mechanism, and transport the shaped cell modules to the stacking platform through the six-axis robot arm, so that the module handling robot can grab them; Step 7, the module handling robot transports the cell module to the strapping table, levels the cell module through the pressing mechanism, fixes the module with the side piezoelectric cylinder, and straps the surface of the cell module; Step 8, the cell module enters the insulation withstand voltage test station for inspection, and enters the next station after the data is qualified, and codes the surface of the cell module to bind the data. 2. A new energy battery module automated assembly process according to claim 1, characterized in that said step 2 also includes a NG discharge step, and said NG discharge step includes Sorting unqualified cells to the discharge mechanism, the discharge mechanism will move the cells to a safe position after sensing that the cells are in place. 3. An automatic assembly process for new energy battery modules according to claim 1, characterized in that, in the step 4, the cleaning of the surface of the battery cell is as follows: the battery cell is fixed by the flipping jaws of the battery cell, and the plasma cleaning mechanism is used to clean the battery cell. Clean one side of the cell. When one side is cleaned, the flipping jaws of the cell flip over 180 degrees, and the plasma cleaning mechanism cleans the other side of the cell. After cleaning, put it on the tray. 4. A new energy battery module automatic assembly process according to claim 1, characterized in that in step 6, the stacking platform can be rotated 180 degrees, and two stations are provided on the opposite side of the stacking platform, which facilitates The six-axis robotic arm and the module handling robot simultaneously transport or grab the battery module. 5. An automatic assembly equipment for new energy battery modules, which adopts the assembly process described in claims 1-4, characterized in that it includes: A transportation line, the transportation line is provided with a tray for placing the battery module, and the battery module is transported through the transportation line; the transportation line is connected in turn: OCV testing equipment, the OCV testing equipment is provided with a jacking mechanism and a testing mechanism, the tray is positioned in the OCV testing equipment by the jacking mechanism, and the testing mechanism can move linearly to test the batteries placed on the tray Module test voltage and resistance; NG discharge equipment, the NG discharge equipment is located at the downstream of the OCV test equipment, and is connected with the signal of the OCV test equipment; the NG discharge equipment includes an X direction servo module, a Y direction servo module and a Z direction servo module. An axis gripper, the Z-axis gripper moves linearly through the X-direction servo module and the Y-direction servo module to transport unqualified batteries; Automatic sorting and turning equipment, the automatic sorting and turning equipment is located downstream of the NG discharge equipment, and includes A line body, B line body and automatic sorting and turning robot, and the automatic sorting and turning equipment passes through the A line body and transport The line is connected to the NG discharge equipment, and the automatic sorting and flipping robot can transport the batteries on the A line body to the B line body according to the positive and negative poles; Plasma cleaning equipment, the plasma cleaning equipment is located downstream of the automatic sorting and flipping equipment, and is connected with the B line body through a transportation line; the plasma cleaning equipment includes cell flipping jaws and a plasma cleaning mechanism, the The cell flipping jaw clamps and fixes the cell placed on the tray, and can turn over the filter element. The plasma cleaning mechanism moves through the linear module to clean the surface of the cell; A manual placement mechanism, the manual placement mechanism is located downstream of the plasma cleaning equipment, and is arranged on the transportation line, and manually attaches the separator to the battery cell; A patch mechanism, the patch mechanism is provided with an upper end plate mechanism and a lower end plate mechanism, the upper end plate mechanism and the lower end plate mechanism can move linearly through the transverse module, and the upper end plate mechanism and the lower end plate mechanism The plate mechanism is arranged staggered up and down; the upper end plate mechanism is placed with an end plate, and the insulating sheet is attached to the end plate through the second patch tooling; Cell shaping equipment, block push plate, align the same end face of the cell through the push plate; The robot handling and stacking station includes a six-axis robotic arm, a stacking platform and a module handling robot. The stacking platform is provided with two sets of placement areas, and the stacking platform can rotate so that the six-axis robotic arm will The cell module of the cell shaping equipment is transported to one of the placement areas, and the module handling robot grabs the cell module located in the other placement area to the strapping table; Module bundling equipment, including a side pressure cylinder and a down pressure mechanism, through which the battery core module is fixed, so as to facilitate manual bundling of the battery core module; Insulation withstand voltage testing equipment, pressure test the bundled cell modules, and code the cell modules with a marking machine to bundle the data. 6. A new energy battery module automatic assembly equipment according to claim 5, characterized in that, the plasma cleaning equipment is also provided with a jacking platform, and the jacking platform is rotatably connected to a plurality of rotating shafts, and the One end of the rotating shaft is connected to the cell flipping jaw, and the other end of the rotating shaft is connected to the rack through a gear. When the rack moves, the gear and the rotating shaft drive the cell flipping grip to rotate. 7. A new energy battery module automatic assembly equipment according to claim 6, characterized in that the rack is connected to a cross bar, the upper end of the cross bar is provided with a positioning block, and one side of the positioning block A drive cylinder capable of driving the cross bar to move is provided. 8. The automatic assembly equipment for new energy battery modules according to claim 7, wherein the jacking platform includes a jacking cylinder and a panel connected to the jacking cylinder, and the upper end of the panel is fixedly connected with a The vertical plate, the rotating shaft is rotatably connected to the vertical plate, and the driving cylinder is connected to the upper end of the vertical plate. 9. The automatic assembly equipment for new energy battery modules according to claim 5, wherein the stacking platform includes a rotating platform and two storage components symmetrically arranged on the rotating platform, and the storage components include A plurality of sets of storage rails and an abutment assembly connected to each of the storage areas, the abutment assembly can linearly move along the length direction of the storage rails to position the cells placed on the storage rails. 10. An automatic assembly equipment for new energy battery modules according to claim 5, characterized in that, the structure of the upper end plate mechanism is the same as that of the lower end plate mechanism, and the upper end plate mechanism includes multiple sets of stickers Tooling and a positioning platform used in conjunction with the patch tooling, the patch tooling is clamped and connected to the positioning platform.

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