CN104466224B - Battery hot-pressing equipment - Google Patents

Abstract

A battery hot-pressing device, including a frame, a feeding mechanism and a finished product discharging mechanism installed on the frame, a defective product storage mechanism is arranged between the feeding mechanism and the finished product discharging mechanism, the feeding mechanism, the defective product The storage mechanism and the finished product discharge mechanism are in a straight line; the hot-pressing fixture and the transfer component are installed on the frame, and the hot-press fixture and the transfer component are located in the straight line where the feeding mechanism, the defective product storage mechanism and the finished product discharge mechanism are located. On one side, a plurality of hot-pressing fixtures are distributed in a circle, and the transfer component is located in the middle of the plurality of hot-pressing fixtures. The invention has a high degree of automation, reduces the number of hot-pressing jigs used, improves hot-pressing efficiency, improves production efficiency, optimizes production, and has high work efficiency; at the same time, it reduces the number of operations of the transfer mechanism, and the hot-pressing jigs are fixedly installed , can effectively avoid the movement of the mechanism and cause looseness between various connecting parts, and provide mechanical stability.

Description

A kind of battery hot pressing equipment

technical field

The invention belongs to the technical field of battery production, and in particular relates to a battery hot-pressing equipment.

Background technique

At present, during the production process of the battery, hot pressing is required for packaging to shape the battery. In the existing battery production enterprises, the commonly used battery hot pressing tool is to manually put the battery to be hot pressed into the hot pressing machine for hot pressing, but the hot pressing method is usually inefficient, and the defective products after hot pressing Can't detect either. It makes some defective products flow into the client, which affects the reputation of the company and is not conducive to the competition of the company.

Contents of the invention

In view of this, the technical problem to be solved by the present invention is a battery hot-pressing device with high working efficiency and good stability.

In order to solve the above-mentioned technical problems, the present invention adopts the following scheme to realize: a battery hot pressing equipment, including a frame, a feeding mechanism and a finished product discharging mechanism installed on the frame, and a There is a defective product storage mechanism, the feeding mechanism, the defective product storage mechanism and the finished product discharging mechanism are in a straight line; the hot pressing fixture and the transfer component are installed on the frame, and the hot pressing fixture and the transfer component are located in the feeding mechanism 1. On one side of the straight line where the defective product storage mechanism and the finished product discharge mechanism are located, a plurality of hot-pressing fixtures are distributed in a circle, and the transfer component is located in the middle of the plurality of hot-pressing fixtures.

As an improvement of the present invention, the feeding mechanism includes a conveyor belt that circulates forward, a driver that drives the conveyor belt to move circularly, a limit assembly, a two-dimensional code scanning assembly, and a tab detection assembly are sequentially arranged along the moving direction of the conveyor belt; The limit assembly includes guide limit blocks on both sides of the conveyor belt, a height limit block above the conveyor belt, and a first positioning mechanism installed on one side of the conveyor belt for preliminary fixation; the two-dimensional code scanning assembly includes The second locator on both sides of the conveyor belt and synchronously moving towards each other and the two-dimensional barcode scanning gun located above the conveyor belt; the tab detection assembly includes a third locator installed on both sides of the conveyor belt and synchronously moving towards each other Color sensor; the first positioning mechanism, the second positioner and the third positioner all include the same positioning mechanism; the same positioning mechanism includes a positioning block and a positioning cylinder connected with the positioning block for driving the positioning block to move.

As a further improvement of the present invention, the positioning blocks are all L-shaped.

As an improvement of the present invention, the finished product discharge mechanism includes a first pick-and-place manipulator for taking and discharging materials, a front-and-back mechanism that is connected with the first pick-and-place manipulator and drives the entire first pick-and-place manipulator to move back and forth. The moving cylinder, the second conveyor belt which is located under the first pick-and-place manipulator and circulates, and the second driver which drives the second conveyor belt to move.

As an improvement of the present invention, the defective product storage mechanism includes a defective product placement jig, a screw rod connected with the defective product placement jig, and a motor connected with the screw rod to control the up and down movement of the defective product placement jig.

As a further improvement of the present invention, a sensor for sensing the quantity of defective products placed in the defective product placement jig is installed on the side wall of the defective product storage mechanism.

As an improvement of the present invention, the hot pressing fixture includes an intermediate pressing plate, a temperature sensor arranged on the intermediate pressing plate, an upper pressing plate located above the intermediate pressing plate, a lower pressing plate located below the intermediate pressing plate, and an upper pressing plate and a lower pressing plate respectively. The connected supercharger, pressure sensors are arranged between the upper pressure plate and the pressure booster and between the lower pressure plate and the pressure booster, and the positioning components are respectively arranged on the middle pressure plate and the lower pressure plate, and the positive and negative electrodes are detected. Hi-pot detection probe.

As an improvement of the present invention, the positioning assembly includes a positioning piece and a positioning cylinder connected with the positioning piece for driving the positioning piece; the front end of the positioning piece is provided with an opening.

As an improvement of the present invention, the transfer assembly includes a base installed on the frame, a horizontal multi-joint manipulator installed on the base, and two second feeders for taking and discharging materials installed at the lower end of the horizontal multi-joint manipulator. Two pick-and-discharge manipulators.

As a further improvement of the present invention, the first pick-and-place manipulator and the second pick-and-place manipulator both include a bracket, an up and down drive cylinder and a left and right drive cylinder installed on the bracket, and a press connected to the up and down drive cylinder. Tight block, wide air gripper connected with left and right drive cylinders and photoelectric sensor.

Compared with the prior art, the present invention has a high degree of automation. The battery to be hot-pressed or the battery after hot-pressing is transferred through the transfer component. The multi-joint manipulator moves to improve the operation efficiency. It adopts the working method of hot pressing two batteries to be hot pressed at the same time with one hot pressing jig, which reduces the number of hot pressing jigs used, improves the hot pressing efficiency, and improves the production efficiency. Optimized production and high work efficiency; the hot-pressing fixtures are distributed in a circle, which can facilitate the work of the transfer mechanism and reduce the number of operations of the transfer mechanism. The hot-pressing fixtures are fixed and installed, which can effectively avoid the loosening of various connectors caused by the movement of the mechanism , to provide mechanical stability; use Hi-pot detection probes to test the positive and negative electrodes of the battery to prevent defective products from flowing out, use pressure sensors to control the pressure of the hot press, and place the pressure too high or too small to cause defective products to improve the rate of good products .

Description of drawings

Figure 1 is a schematic diagram of the structure of the present invention.

Figure 2 is a top view of the present invention.

Figure 3 is a front view of the present invention.

Fig. 4 is a structural schematic diagram of the feeding mechanism in the present invention.

Fig. 5 is a structural schematic diagram of the defective product storage mechanism in the present invention.

Fig. 6 is an enlarged view of part A in Fig. 5 .

FIG. 7 is a schematic structural view of the hot-pressing fixture in the present invention.

Fig. 8 is an enlarged view of part B in Fig. 7 .

FIG. 9 is a schematic structural diagram of a positioning block in the present invention.

Fig. 10 is a schematic diagram of the transfer mechanism in the present invention.

Fig. 11 is a schematic diagram of the mechanism of the pick-and-place manipulator in the present invention.

detailed description

In order to allow those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described below in conjunction with the accompanying drawings.

As shown in Figures 1 to 11, a battery hot pressing equipment includes a frame 1, a feed mechanism 2 and a finished product discharge mechanism 3 installed on the frame 1 on the right side of the frame 1, the feed mechanism 2 and the finished product A defective product storage mechanism 4 is arranged between the discharging mechanism 3 . The feeding mechanism 2, the defective product storage mechanism 4 and the finished product discharging mechanism 3 are in a straight line. The feeding mechanism 2 includes a conveyor belt 21 , a driver 22 for driving the conveyor belt to move circularly, a limit component 23 , a two-dimensional code scanning component 24 and a tab detection component 25 are sequentially arranged along the moving direction of the conveyor belt. The conveyor belt transports the battery to be hot pressed forward, and the front end of the conveyor belt is provided with a limit assembly 23 for limiting the passage of a single battery to be hot pressed at a time and guiding the battery to be hot pressed to a specific position on the conveyor belt. The limit assembly 23 includes guide limit blocks 231 located on both sides of the conveyor belt to guide the batteries to be hot pressed to move to a specific position on the conveyor belt, and a guide block 231 located above the conveyor belt to prevent two overlapping batteries to be hot pressed from passing through at the same time to enter the next step. The height limit block 232 of the position and the first positioning mechanism installed on the side of the conveyor belt for preliminary fixing; the first positioning mechanism includes a positioning cylinder 262 fixed on the frame 1 and an L-shaped positioning cylinder connected with the positioning cylinder transmission rod. Block 261. The positioning cylinder 262 controls the forward and backward movement of the positioning block, and initially positions the hot-pressed battery that enters the station corresponding to the limit assembly, so that it moves to the middle position on the conveyor belt. The preliminarily positioned hot-pressed battery continues to move forward under the drive of the conveyor belt, and enters the corresponding station of the two-dimensional code scanning component to scan the two-dimensional code of the hot-pressed battery. The two-dimensional code scanning assembly 24 includes a second locator installed on both sides of the conveyor belt and a two-dimensional barcode scanning gun 241 that is positioned above the conveyor belt to scan the two-dimensional code of the battery to be heated and pressed; the second locator includes a fixed There are two symmetrical positioning mechanisms 26 on both sides of the frame, and the two positioning mechanisms 26 work synchronously to accurately position the hot-pressed battery. After the battery is accurately positioned, the QR code of the battery to be hot-pressed is scanned. After passing through the station corresponding to the two-dimensional code scanning component, the hot-pressed battery enters the station corresponding to the tab detection component 25 for tab detection. The tab detection assembly 25 includes a third locator 26 installed on both sides of the conveyor belt and a color sensor 251 located above the conveyor belt to detect the tabs of the passing hot-pressed batteries; the mechanism of the third locator includes There are two symmetrical positioning mechanisms 26 on both sides of the frame, and the two positioning mechanisms 26 work synchronously to accurately position the hot-pressed battery. After the battery is accurately positioned again, the tabs of the battery to be hot-pressed are detected. The positioning mechanism 26 includes a positioning cylinder 262 fixed on the frame 1 and an L-shaped positioning block 261 connected with the transmission rod of the positioning cylinder. When the hot-pressed battery enters the two-dimensional code scanning component 24 or the tab detection component 25, the positioning cylinders 262 located on both sides of the conveyor belt work at the same time, and drive the L-shaped positioning blocks 261 on both sides to clamp the hot-pressed battery at the same time for positioning. It is convenient for the next operation and improves the efficiency of the next process.

The defective product storage mechanism 4 includes a defective product placement jig 41, a screw rod 42 connected with the defective product placement jig 41, and a motor 43 connected with the screw rod to control the up and down movement of the defective product placement jig. After the defective product battery is put into the defective product storage mechanism 4, the motor 43 controls the screw mandrel 42 to move, and the defective product prevents the jig from moving down to facilitate the insertion of other defective products. A sensor 44 for sensing the quantity of defective products placed in the defective product placement jig is installed on the side wall of the defective product storage mechanism 4 . When the sensor 44 senses the set number of defective products, it will alarm and remind the operator to remove the defective products from the defective product placement jig 41 . The motor used is a servo motor.

The finished product discharge mechanism 3 includes a first pick-and-place manipulator for taking and discharging materials, a forward and backward moving cylinder 31 that is connected with the first pick-and-place manipulator and drives the entire first pick-and-place manipulator to move back and forth, located at The second conveyor belt 32 which is under the first pick-and-place manipulator and moves circularly, and the second driver 33 which drives the second conveyor belt to move. When the hot-pressed battery is put into the defective product placement jig 41 in the defective product storage mechanism 4, when the hot-pressed battery is a good product, the front and rear moving cylinder 31 controls the picking and discharging manipulator 7 to move to the defective product placement fixture. The tool department transfers the hot-pressed battery to the second conveyor belt 32, and transfers the hot-pressed good product battery to the next station for production and processing through the second conveyor belt; when the hot-pressed battery is a defective product, the motor Drive the defective product placement jig to move down.

A heat pressing fixture 5 for heat pressing the battery and a transfer assembly 6 for moving the heat pressing battery are also installed on the frame 1 . The hot pressing fixture 5 and the transfer assembly 6 are located on the left side of the straight line where the feeding mechanism 2 , the defective product storage mechanism 4 and the finished product discharging mechanism 3 are located. There are multiple heat-pressing fixtures 5, and the multiple heat-pressing fixtures 5 are distributed in a circle. The transfer assembly 6 is located at the middle position of a plurality of heat-pressing fixtures 5, and the transfer assembly transfers the battery to be heat-pressed in the feeding mechanism to the heat-pressing fixture 5, and removes the battery after being hot-pressed by the heat-pressing fixture. Pressure fixture 5. The hot pressing fixture 5 includes an intermediate platen 51 , a temperature sensor 52 , an upper platen 53 , a lower platen 54 , a booster 55 , a pressure sensor 56 , a positioning component 57 and a Hi-pot detection probe 58 . The intermediate pressing plate 51 is located at the middle position and its upper and lower surfaces are smooth. The intermediate pressing plate 51 is also provided with a temperature sensor 52 for real-time monitoring of the temperature of the intermediate pressing plate. An upper pressing plate 53 is arranged above the middle pressing plate, and a lower pressing plate 54 is arranged under the middle pressing plate. The upper pressing plate 53 and the lower pressing plate 54 are symmetrical about the middle pressing plate 51 . The upper end surface of the upper pressing plate 53 is connected with the supercharger 55, and the upper pressing plate 53 is controlled to move downward. Hot-pressed battery. The supercharger 55 is connected with the oil temperature machine through a pipeline. The lower end surface of the lower pressing plate 54 of the battery is connected to the supercharger 55, and the lower pressing plate 54 is controlled to move upward through the booster, and the upper end surface of the lower pressing plate 54 is placed on the upper end surface of the lower pressing plate 54 through the interaction between the moving lower pressing plate 54 and the lower end surface of the intermediate pressing plate 51. Wait for the battery to be hot pressed. A pressure sensor 56 for sensing the pressing pressure of the upper pressing plate is provided between the upper pressing plate 53 and the booster 55, and a pressure sensor 56 for sensing the pressing pressure of the lower pressing plate is arranged between the lower pressing plate 53 and the booster 55 . Pressure sensors 56 arranged between the upper platen 53 and the booster 55 and between the lower platen 54 and the booster 55 control the pressure of the upper platen and the lower platen to press the battery to be hot-pressed to prevent excessive pressure from damaging the battery. Both sides of the middle pressing plate 51 and the lower pressing plate 54 are provided with a fixing assembly 57 for fixing the battery to be hot-pressed, and the battery to be hot-pressed is fixed by the fixing assembly 57, which can prevent the battery with hot-pressing from moving during the hot-pressing process. Affect the quality of the battery, resulting in the generation of defective products to improve the rate of good products. The positioning assembly 57 includes a positioning piece 571 and a positioning cylinder 572 connected with the positioning piece for driving the positioning piece; the front end of the positioning piece 571 is provided with an opening 5711 . The positioning cylinder 572 is installed on the frame, and the positioning cylinders 572 located on both sides of the middle pressing plate and the lower pressing plate work synchronously to drive the positioning parts 571 to move synchronously, and the openings 5711 of the positioning parts on both sides fix the battery to be hot-pressed at the same time, so as to realize the heating Fixing of the voltage battery. Hi-pot detection probes 58 for testing the positive and negative poles of the battery are also provided on the upper pressing plate 53 and the lower pressing plate 54 .

The transfer assembly 6 is required for the hot-pressed battery to be moved from the feeding mechanism 2 to the hot-pressed jig 5 and removed from the hot-pressed jig. The transfer assembly 6 includes a base 61 installed on the frame, a horizontal multi-joint manipulator 62 installed on the base 61, and two second fetching and unloading devices installed at the lower end of the horizontal multi-joint manipulator. Unloading manipulator. Setting up two second loading and unloading manipulators can take out two batteries to be hot-pressed at one time, and put the two batteries to be hot-pressed into the hot-pressing fixture at one time. When taking out the batteries after hot-pressing, you can put The removal of the two batteries reduces the number of times the horizontal multi-joint manipulator 62 moves, reduces the moving time, and improves work efficiency. Both the first pick-and-place manipulator and the second pick-and-place manipulator include a support 71, an up and down drive cylinder 72 mounted on the support 71, a left and right drive cylinder 73, and a pressing block connected to the up and down drive cylinder 72. 74. The wide-type air claw 75 connected with the left and right driving cylinder 73 and the photoelectric sensor 76 for sensing the battery. When taking the hot-pressed battery or the battery after hot-pressing, the left and right drive cylinders 73 drive the wide-type air claws 75 to move outward, and the horizontal multi-joint manipulator 62 controls the second pick-and-discharge manipulator to move down to take materials. When the sensor 76 senses the battery to be hot-pressed or the battery after hot-pressing, the left and right drive cylinder 73 controls the wide-type air claw 75 to clamp the battery to be hot-pressed or the battery after hot-pressing, and then drives the cylinder 72 up and down to drive the pressing block downward Move and press the hot-pressed battery or the hot-pressed battery clamped by the wide-type air claws to realize the firm fixation of the hot-pressed battery or the hot-pressed battery, and prevent the mobile components from moving the hot-pressed battery or hot-pressed battery The pressed battery falls off, increasing the stability and fixing effect.

When working, when the battery to be hot-pressed is put into the feeding mechanism 2, the battery to be hot-pressed is limited to one at a time through the feeding mechanism 2, and the battery to be hot-pressed is introduced into a specific position on the conveyor belt for positioning, and then two-dimensional Code scanning and tab detection, after the two-dimensional code scanning and tab detection, the battery to be hot-pressed is grabbed by the second pick-and-discharge manipulator in the mobile component, and the horizontal multi-joint manipulator 62 controls the second pick-up After the discharging manipulator rotates 180 degrees, another second pick-and-discharge manipulator grabs the battery to be hot-pressed. After grabbing the two batteries to be hot-pressed, the mobile assembly places the two batteries to be hot-pressed on the middle pressing plate 51 and the lower pressing plate 54 in the hot-pressing jig 5 for hot-pressing, and the moving assembly 6 works cyclically for other hot-pressed batteries. The jig 5 is placed to test the positive and negative poles of the hot-pressed battery at the same time to detect the quality of the battery after hot-pressing. When the hot-pressing is completed, the transfer mechanism 6 removes the hot-pressed battery from the hot-pressing jig 5 and puts the defective product Fixture 41 is placed. When the hot-pressed battery placed in the defective product placement fixture 41 is a defective product, the motor 43 controls the defective product placement fixture 41 to move down through the screw rod 42. When the sensor 44 senses that the set defective product quantity has not reached When the number of defective products is set, continue to put in the hot-pressed battery; when the sensor 44 senses the set number of defective products, it will alarm, reminding the operator to remove the defective products from the defective product placement fixture 41 . When the hot-pressed battery placed in the defective product placement jig 41 is a good product, move the cylinder 31 forward and backward to control the first pick-and-place manipulator to move to the defective product placement jig to transfer the hot-pressed battery to the second conveyor belt Going up 32, transfer the hot-pressed good product battery to the next station for production and processing through the second conveyor belt; when the hot-pressed battery is a defective product, the motor drives the defective product placement jig to move down.

The horizontal multi-joint manipulator described in the above embodiments is a commonly used auxiliary tool in mechanical manufacturing, such as the four-joint manipulator produced by Suzhou Haijun Automation Machinery Co., Ltd., the two-digit barcode scanning gun, color sensor, and temperature sensor. , photoelectric sensor, pressure sensor, sensor and Hi-pot detection probe are commonly used instruments designed by those skilled in the art, and are common knowledge well known to those skilled in the art, and will not be listed and explained one by one again.

The above-mentioned embodiments are only specific implementations of the present invention, and their descriptions are more specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these obvious replacement forms all belong to the protection scope of the present invention.

Claims (9)

1. a kind of battery hot-press equipment is it is characterised in that include frame（1）, it is arranged on frame（1）On feeding mechanism（2）With Finished product discharging mechanism（3）, feeding mechanism（2）With finished product discharging mechanism（3）Between be provided with a defective products material storage mechanism（4）, charging Mechanism（2）, defective products material storage mechanism（4）And finished product discharging mechanism（3）In a straight line；Frame（1）On hot pressing be installed control Tool（5）With transfer assembly（6）, heat pressing utensil（5）With transfer assembly（6）Positioned at feeding mechanism（2）, defective products material storage mechanism（4） And finished product discharging mechanism（3）The side of place straight line, multiple heat pressing utensils（5）Circumferentially it is distributed, transfer assembly（6）It is located at many Individual heat pressing utensil（5）Middle position；

Described feeding mechanism（2）Conveyer belt including loopy moving forward（21）, drive conveyer belt loopy moving driver （22）, along transmission direction of belt travel be sequentially provided with limit assembly（23）, two-dimensional code scanning assembly（24）And lug detection components （25）；Described limit assembly（23）Including the guide limiting stopper positioned at conveyer belt both sides（231）, be located at conveyer belt above height Degree limited block（232）And it is arranged on conveyer belt side for the first tentatively fixing detent mechanism；Described two-dimensional code scanning Assembly（24）Two dimension including the second localizer being arranged on conveyer belt both sides and synchronous relative motion and above conveyer belt Bar code scanner（241）；Described lug detection components（25）Including being arranged on the of conveyer belt both sides and synchronous relative motion Three localizers and the color sensor above conveyer belt（251）；The first described detent mechanism and the second localizer and 3rd localizer all includes same detent mechanism（26）；Described same detent mechanism（26）Including locating piece（261）And with Locating piece（261）It is connected to drive the positioning cylinder of locating piece motion（262）.

2. battery hot-press equipment according to claim 1 is it is characterised in that described locating piece（261）It is L-shaped.

3. battery hot-press equipment according to claim 1 is it is characterised in that described finished product discharging mechanism（3）Including use Pick and place material mechanical hand and pick and place material mechanical hand with first in the first of feeding and blowing and be connected and drive whole first to pick and place material machinery The movable cylinder that handss move forward and backward（31）, positioned at first pick and place material mechanical hand below and loopy moving the second conveyer belt （32）, drive second transmission Tape movement the second driver（33）.

4. battery hot-press equipment according to claim 1 is it is characterised in that described defective products material storage mechanism（4）Including Defective products places tool（41）, and defective products place tool（41）The screw mandrel connecting（42）And it is connected control defective products with screw mandrel Place the motor that tool moves up and down（43）.

5. battery hot-press equipment according to claim 4 is it is characterised in that described defective products material storage mechanism（4）Side Wall be provided with one for sensing put into defective products placement tool in defective products quantity sensor（44）.

6. battery hot-press equipment according to claim 1 is it is characterised in that described heat pressing utensil（5）Including intermediate pressure Plate（51）, the temperature inductor being arranged on intermediate press plate（52）, be located at intermediate press plate above top board（53）, be located at centre Pressing plate（51）The lower platen of lower section（54）, respectively with top board（53）And lower platen（54）The supercharger connecting（55）, in upper pressure Plate（53）And supercharger（55）Between and lower platen（54）And supercharger（55）Between be equipped with pressure transducer（56）And It is separately positioned on intermediate press plate（51）And lower platen（54）On positioning component（57）And the Hi-pot for both positive and negative polarity detection Detection probe（58）.

7. battery hot-press equipment according to claim 6 is it is characterised in that described positioning component（57）Including keeper （571）And be connected to drive the positioning cylinder of keeper with keeper（572）；Described keeper（571）Front end be provided with One opening（5711）.

8. battery hot-press equipment according to claim 1 is it is characterised in that described transfer assembly（6）Including being arranged on Base in frame（61）, be arranged on base（61）On horizontal articulated mechanical hand（62）, and be arranged on horizontal articulated machine Two of tool subordinate end are used for feeding and the second of blowing and pick and place material mechanical hand.

9. the battery hot-press equipment according to claim 3 or 8 it is characterised in that described first pick and place material mechanical hand and Described second picks and places material mechanical hand and all includes support（71）, be arranged on support（71）On driving cylinder up and down（72）And left and right Driving cylinder（73）, and upper and lower driving cylinder（72）The compact heap connecting（74）, and left and right driving cylinder（73）The wide type connecting Gas pawl（75）And photoelectric sensor（76）.