CN202471673U - Pole piece detection equipment - Google Patents

Abstract

The utility model relates to a pole piece detection device, which comprises a plane frame. A pole piece unwinding reel and a pole piece rewinding reel are installed on the same side of the plane frame. A plurality of guide rollers for guiding the pole piece; a pole piece traction device for driving the pole piece transmission is also provided between the pole piece unwinding reel and the pole piece take-up reel; on the pole piece unwinding side of the pole piece unwinding reel A pole piece detection device for detecting the conveyed pole pieces and a defect marking device for marking detected defects are provided in sequence.

Description

Electrode testing equipment

【Technical field】

The utility model relates to processing equipment for battery pole pieces, in particular to pole piece detection equipment.

【Background technique】

In the existing pole piece processing process, the coincidence accuracy of the pole piece, the warping of the tabs, the position accuracy of the hot melt adhesive and the protective glue are generally completed at one time by the accuracy of the processing equipment itself, and then the semi-finished products after processing are inspected , due to the continuous improvement of the requirements for safety and quality consistency, the occurrence of defective products is inevitable. Due to the characteristics of the process, only the semi-finished products after processing are inspected, resulting in waste of processing materials. How to detect extremely at the beginning of product processing It is the main problem in the testing process of lithium batteries to detect the defects of the chip and remove this section from the processing process.

【Content of utility model】

The utility model provides a pole piece detection device which is convenient to control, can identify and mark the defect position of the pole piece at one time, improves the production efficiency of finished products and reduces the waste of raw materials.

In order to achieve the above object, the technical solution adopted by the utility model is:

The pole piece detection equipment includes a plane frame, and a pole piece unwinding reel and a pole piece take-up reel are installed on the same side of the plane frame. The guide roller for guiding the pole piece; the pole piece traction device driving the pole piece transmission is also arranged between the pole piece unwinding reel and the pole piece rewinding reel; A pole piece detection device for detecting the transmitted pole pieces and a defect marking device for marking the detected defects.

The pole piece unwinding opening of the pole piece unwinding reel and the pole piece winding mouth of the pole piece winding reel are respectively provided with an unwinding tension control device and a winding tension control device for regulating the tension of the conveying pole piece.

The pole piece detection device includes a transverse detection mechanism for detecting the width direction of the pole piece and a longitudinal detection mechanism for detecting the length direction of the pole piece.

The defect marking device marks the pole piece according to the pole piece defect position signal detected by the pole piece detection device. The adhesive tape used to mark the position of the defect on the pole piece is coiled on the disk; the tape buffer device is composed of a glue-discharging cylinder, a piston connecting rod and a glue-dispensing roller. Piston connecting rod with rubber releasing roller, glue releasing cylinder pushes the piston connecting rod to move linearly and drives and pre-stores a certain amount of tape through the glue releasing roller; The head clamps the tape conveyed by the tape reel; the pressing mechanism is composed of a pressing cylinder and a pressing wheel fixed at the free end of the pressing cylinder, and the pressing wheel at the free end of the pressing cylinder presses the tape brought by the belt pinching mechanism The glue cutting mechanism is composed of a glue cutting cylinder and a glue cutting head fixed at the free end of the glue cutting cylinder. The glue cutting cylinder cuts the tape pressed by the glue pressing mechanism through the glue cutting head at the lower end; the glue sticking mechanism consists of a glue taking cylinder, The adhesive cylinder is composed of a glue-absorbing head. The glue-taking cylinder sucks up the tape cut by the glue-cutting mechanism through the glue-absorbing head. The glue-applying cylinder sticks the tape on the glue-absorbing head to the defective position of the pole piece.

Both the unwinding tension control device and the winding tension control device are composed of a tension cylinder, a tension adjustment arm and a tension wheel. One end of the tension adjustment arm is rotatably fixed on the plane frame, and the other end of the tension adjustment arm is installed with at least one Tension wheel, the free end of the tension cylinder pushes the tension adjustment arm to swing at different angles to tighten or loosen the tape through the tension wheel on it to adjust the tightness of the tape.

The utility model advantage:

The defect marking device of the utility model marks the defect position of the pole piece with adhesive tape according to the position signal of the pole piece defect detected by the pole piece detection device, and can promptly remove defective products in the early processing technology during the pole piece processing process, Avoid the waste of subsequent process materials after the possible defective products are circulated.

【Description of drawings】

Fig. 1 is the structural representation of the utility model;

Fig. 2 is an enlarged schematic diagram of the gluing mechanism of the present invention.

【Detailed ways】

As shown in Figure 1, the pole piece detection equipment includes a plane frame 1, and a pole piece unwinding reel 2 and a pole piece winding reel 3 are installed on the same side of the plane frame 1, and the pole piece unwinding reel 2 and the pole piece A plurality of guide rollers 4 for guiding the pole piece are arranged between the winding reels 3; a pole piece traction device 5 for driving the pole piece transmission is also provided between the pole piece unwinding reel 2 and the pole piece winding reel 3; On the pole piece unwinding side of the pole piece unwinding reel 2, a pole piece detection device 6 for detecting the conveyed pole piece and a defect marking device 7 for marking detected defects are arranged in sequence; the pole piece detection device 6 includes a pair of A transverse detection mechanism 60 for detecting the width direction of the pole piece and a longitudinal detection mechanism 61 for detecting the length direction of the pole piece.

Continue as shown in Figure 1, at the pole piece unwinding opening of the pole piece unwinding reel 2 and the pole piece winding mouth of the pole piece winding reel 3 are respectively provided with an unwinding tension control for tension regulation of the conveying pole piece The device 8 and the winding tension control device 9, the unwinding tension control device 8 and the winding tension control device 9 are all composed of a tension cylinder a, a tension adjustment arm b and a tension wheel c, and one end of the tension adjustment arm b is rotatably fixed on a plane On the frame 1, a plurality of tension wheels c are installed on the other end of the tension adjustment arm b, and the free end of the tension cylinder a pushes the tension adjustment arm b to swing at different angles to tighten or loosen the tape through the tension wheel c on it, so as to To adjust the tightness of the tape.

As shown in Figure 2, the defect marking device 7 marks the pole piece according to the pole piece defect position signal detected by the pole piece detection device 6. Mechanism 73, glue cutting mechanism 74 and glue sticking mechanism 75. The adhesive tape used to mark the position of the defect on the pole piece is coiled on the tape reel 70; the tape buffer device 71 is composed of a glue opening cylinder 710, a piston connecting rod 711 and a glue opening roller 712. The glue opening cylinder 710 is installed on the panel of the glue application mechanism, The free end of the cylinder 710 piston is equipped with a piston connecting rod 711 with a glue-opening roller 712, and the glue-opening cylinder 710 promotes the piston connecting rod 711 to move linearly and drives and prestores a certain adhesive tape by the glue-opening roller 712; The glue cylinder 720 and the glue head 721 are composed, the glue cylinder 720 drives the glue head 721 to clamp the tape conveyed by the tape reel 70; the glue pressing mechanism 73 consists of the glue cylinder 730 and the glue wheel fixed on the free end of the glue cylinder 730 731, through the pressure rubber wheel 731 at the free end of the rubber cylinder 730 to press the adhesive tape pulled by the tape pinch mechanism 72; the glue cutting mechanism 74

It is composed of a glue cutting cylinder 740 and a glue cutting head 741 fixed on the free end of the glue cutting cylinder 740. The glue cutting cylinder 740 cuts the adhesive tape pressed by the glue pressing mechanism 73 through the glue cutting head 741 at the lower end; The glue cylinder 750, the glue cylinder 751 and the glue suction head 752 are composed. The glue taking cylinder 750 sucks up the tape cut by the glue cutting mechanism 74 through the glue suction head 752, and the glue paste cylinder 751 pastes the tape on the glue suction head 752. On the defective position of the pole piece.

When the defect marking device 7 is working, the adhesive tape release cylinder 710 of the adhesive tape buffer device 71 pre-stores a certain amount of adhesive tape first, and then the laminating cylinder 720 moves, and the laminating cylinder moves in place to clamp the tape, the lamination cylinder 730 opens, and the lamination cylinder 720 Move again, the adhesive tape reaches the predetermined length, the glue-taking cylinder 750 moves, the glue-absorbing head 752 reaches the position of the tape, the vacuum is opened to suck the tape, the glue-pressing cylinder 730 of the glue-pressing mechanism 73 moves, the glue-cutting cylinder 740 moves after pressing the tape, and the Adhesive tape is cut off, and glue sticking cylinder 751 sticks the adhesive tape on the glue suction head 752 on the pole piece at last. According to the defect position of the pole piece detected by the pole piece detection device 6 through the defect marking device 7, the position of the pole piece defect is marked by sticking tape, so that defective products can be promptly removed in the early processing technology during the pole piece processing process, avoiding The waste of subsequent process materials after the possible defective products are circulated.

The embodiments described above are only preferred examples of the utility model, and are not intended to limit the scope of implementation of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the patent scope of the utility model, All should be included in the utility model patent application scope.

Claims (5)

1. the pole piece checkout equipment comprises the plane frame, and the same side of frame is equipped with pole piece and unreels dish and pole piece closed reel on the plane, and pole piece unreels between dish and the pole piece closed reel and is provided with a plurality of guide rollers that are used to guide pole piece; It is characterized in that:

Pole piece unreels also to be provided with between dish and the pole piece closed reel and drives the pole piece draw-gear that pole piece transmits;

The pole piece that unreels dish at pole piece unreels that side is provided with pole piece pick-up unit that the pole piece that transmits is detected successively and detected flaw is carried out the flaw labelling apparatus of mark.

2. according to the said pole piece checkout equipment of claim 1, it is characterized in that: the pole piece rolling mouth place that the pole piece that said pole piece unreels dish unreels mouthful place and pole piece closed reel is provided with respectively and carries out unwinding tension control device and the rolling tenslator that tension force is regulated and control to transmitting pole piece.

3. according to claim 1 or 2 said pole piece checkout equipments, it is characterized in that: said pole piece pick-up unit comprises horizontal testing agency that the pole piece Width is detected and vertical testing agency that the pole piece length direction is detected.

4. according to claim 1 or 2 said pole piece checkout equipments; It is characterized in that: the pole piece flaw location signal that said flaw labelling apparatus detects according to the pole piece pick-up unit is to the pole piece mark, and this device comprises adhesive tape dish, adhesive tape snubber assembly, adhesive tape pinch mechanism, compressing glue mechanism, bale splitter structure and rubberizing mechanism; Coiling is used for flaw location on the pole piece is carried out the adhesive tape of mark on the adhesive tape dish; Said adhesive tape snubber assembly is made up of the cylinder that comes unglued, piston brace rod and the roller that comes unglued; The cylinder that comes unglued is installed on the rubberizing mechanism panel; The free end of cylinder piston of coming unglued is equipped with the piston brace rod that has the roller that comes unglued, and the cylinder that comes unglued promotes the piston brace rod rectilinear motion and drives and certain adhesive tape that prestores through the roller that comes unglued; Said adhesive tape pinch mechanism is made up of doubling cylinder and doubling head, the adhesive tape that the tight adhesive tape dish of doubling air cylinder driven doubling head-clamp sends; Compressing glue mechanism by the moulding cylinder be fixed on the free-ended moulding of moulding cylinder wheel and form, take turns compressing the adhesive tape pinch mechanism and lead the adhesive tape of bringing through the free-ended moulding of moulding cylinder; The bale splitter structure is cut the free-ended glue head of cutting of glue cylinder and is formed with being fixed on by cutting the glue cylinder, cuts the glue cylinder and through the glue head of cutting of lower end the adhesive tape that compressing glue mechanism compresses is sheared; Rubberizing mechanism gets the glue cylinder and picks up through the adhesive tape of inhaling after the glue head is sheared the bale splitter structure by getting glue cylinder, rubberizing cylinder and inhaling the glue head and form, and the adhesive tape that the rubberizing cylinder will be inhaled on the glue head sticks on the flaw location of pole piece.

5. according to the said pole piece checkout equipment of claim 2; It is characterized in that: said unwinding tension control device and rolling tenslator are formed by tension force cylinder, tension regulator arm and straining pulley; Tension regulator arm one end is rotating to be fixed on the frame of plane; The other end of tension regulator arm is equipped with at least one straining pulley, and the different angle of free end promotion tension adjustment arm swing of tension force cylinder is come through the tension of the straining pulley on it or loosened adhesive tape to reach the elasticity of adjustment adhesive tape.

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