WO2019227478A1 - Tab encapsulation device and battery cell production apparatus - Google Patents

Abstract

Disclosed is a tab encapsulation device, characterized by comprising a frame, and a tape application component and an encapsulation component arranged on the frame, wherein the tape application component and the encapsulation component are disposed in a conveying direction of a tab. The tape application component is used for applying a tape to the tab, and comprises a tape conveying mechanism, a tape holding mechanism, a tape pressing mechanism and a tape cutting mechanism, wherein the tape holding mechanism reciprocates in a tape holding path between the tape conveying mechanism and the tape pressing mechanism to convey the tape transferred by the tape conveying assembly to the tape pressing mechanism, and after the tape pressing mechanism presses the tape against the tab, the tape cutting mechanism cuts off the tape to leave a section of the tape on the tab. The encapsulation component is used for encapsulating the tab to which the section of the tape is adhered, and comprises a tab compressing mechanism and a tape rubbing mechanism, wherein the tab compressing mechanism compresses the tab, after tape application, between a first tape rubbing position and a second tape rubbing position; a first pneumatic mechanism is arranged at the first tape rubbing position, and a second pneumatic mechanism is arranged at the second tape rubbing position; the tape rubbing mechanism reciprocates between the first tape rubbing position and the second tape rubbing position; and when the first pneumatic mechanism operates, the tape rubbing mechanism moves from the first tape rubbing position to the second tape rubbing position, and when the second pneumatic mechanism operates, the tape rubbing mechanism moves from the second tape rubbing position to the first tape rubbing position.

Description

Extreme ear rubber encapsulation device and battery core production equipment Technical field

The present application relates to the technical field of power battery automatic production devices, and in particular, to a polar ear encapsulation device and battery cell production equipment.

Background technique

Tabs are a raw material for lithium-ion polymer battery products. For example, mobile phones, Bluetooth batteries, laptop batteries, etc. used in our lives need to use the ears. The battery is divided into positive and negative poles, and the pole ears are metal conductors that lead the positive and negative poles from the battery core. Generally speaking, the ears of the positive and negative poles of the battery are the contact points during charge and discharge.

technical problem

In the lithium battery industry, the tabs, as the conductive part of the cell, play an important role in the quality of the cell. In the production process of lithium batteries, in order to prevent short-circuiting of the battery tabs, the exposed parts of the tabs must be covered with plastic before welding. At present, manual encapsulation is generally used, and its production efficiency is low. The accuracy of encapsulation depends on human factors, and it is difficult to achieve effective unified control. The manual method is used for the encapsulation, but the adhesive tape is not fast enough. After the adhesive tape is wrapped, the bell mouth appears, and the requirements for the commissioning personnel are quite high.

Technical solutions

The technical solution provided by the embodiments of the present application is to provide a polar ear-covering device, including a frame, and a gluing component and a gluing component arranged on the frame, and the gluing component and the gluing component are arranged along the pole. The transmission direction of the ear is arranged;

The adhesive assembly is used to apply glue to the ears, and includes an adhesive tape conveying mechanism, an adhesive clamping mechanism, an adhesive pressing mechanism, and a cutting mechanism. The adhesive clamping mechanism reciprocates on an adhesive path between the adhesive tape transmitting mechanism and the adhesive pressing mechanism. Movement to transfer the adhesive tape passed through the adhesive tape conveying component to the pressing mechanism, after the pressing mechanism presses the adhesive tape to the tab, the cutting mechanism cuts the tape to leave a rubber segment on the tab;

The rubber encapsulating component is used for encapsulating the pole ears that are adhered to the rubber segment, and includes a pole ear pressing mechanism and a rubbing mechanism. The pole ear pressing mechanism presses the glued pole ears onto the first rubbing rubber. Between the position and the second rubbing position, the first rubbing position is provided with a first pneumatic mechanism, and the second rubbing position is provided with a second pneumatic mechanism. The rubbing mechanism is between the first rubbing position and the second Reciprocating movement between rubber kneading positions. When the first pneumatic mechanism works, the rubber kneading mechanism moves from the first rubber kneading position to the second rubber kneading position. When the second pneumatic mechanism works, the rubber kneading mechanism is moved by the The second rubbing position moves to the first rubbing position.

The rubber-wrapping assembly further includes a rubber-wrapping plate, an air source, and a solenoid valve. The first pneumatic mechanism includes a first pneumatic chamber disposed in the rubber-wrapping plate. A first air hole, the second pneumatic mechanism includes a second pneumatic chamber disposed in the rubber-covered board, and a second air hole is provided on a side of the second pneumatic chamber near the pole, and the air source is respectively passed through the solenoid valve. Connected to the first pneumatic chamber and the second pneumatic chamber.

The polar ear encapsulation device also includes:

The guide rail is fixed on the rack, and the guide rail is provided with a first slider and a second slider that can slide in the direction of the pole ear transmission, and the rubber package is disposed on the first slider;

A primary adjustment member, one end of which is connected to the second slider, and the other end of the primary adjustment member is connected to the rubber-wrapped component; and,

A secondary adjusting member, one end of the secondary adjusting member is connected to the frame, and the other end of the secondary adjusting member is connected to the second slider;

The first-level adjusting member and the second-level adjusting member can be respectively moved along the transmission direction of the poles to adjust the position of the rubber-packed component on the guide rail.

The glue assembly also includes a glue feeding driving device for driving the glue clamping mechanism. The glue clamping mechanism includes a mobile panel, a glue fixing plate, a glue fixing block and a glue driving device. The moving panel is slidably connected to the glue panel. On the frame, the glue fixing plate and the glue driving device are fixed on the moving panel, and a third pneumatic mechanism is provided on a side of the glue fixing plate and the glue fixing block near the glue pressing mechanism;

The glue fixing plate and the glue fixing block are oppositely disposed on the upper and lower sides of the pole ear, and the glue driving device can drive the glue fixing block closer to or away from the glue fixing plate to clamp or loosen the adhesive tape.

The polar ear-wrapping device further includes a first limit block and a second limit block provided on the frame, and the first limit block and the second limit block can respectively adjust the start point and the end point of the clamping path.

The glue pressing mechanism includes a lug adjusting block, a lower top block and a glue driving device. The lug adjusting block and the glue driving device are fixed on the frame, and the glue driving device is used to drive the lower top block. Get close to the pole ear adjustment block to stick the tape to the pole ear and drive the lower top block to reset after the glue is applied;

The glue cutting mechanism includes a glue cutting knife and a glue cutting driving device, the glue cutting driving device is fixed on the frame, and the glue cutting driving device is used for driving the glue cutting knife to cut off the adhesive tape after completing the glue application.

The tape conveying mechanism includes a tape tensioning mechanism and a tape expanding body, a plurality of light wheels and a plurality of rollers, which are connected to the frame. The tape expanding body is used for storing the tape. The plurality of rollers and the plurality of rollers are transmitted to the rubber clamping mechanism.

The tape tensioning mechanism includes a swing rod, a thimble and a spring. One end of the swing rod is rotatably connected to the frame. The other end of the swing rod is provided with a roller. One end of the spring is connected to the frame. The spring The other end is connected to the swing lever. The spring restricts the swing lever from swinging toward the rubber clamping mechanism when the rubber clamping mechanism moves in a direction close to the pressing mechanism. One end of the thimble is connected to the moving panel. On the other hand, the other end of the thimble drives the swing lever to move away from the rubber clamping mechanism when the rubber clamping mechanism moves in a direction close to the tape conveying component.

The pole ear pressing mechanism includes a pole ear pressing driving device and a pole ear pressing block, and the pole ear pressing driving device can drive the pole ear pressing block to compress both ends of the pole ear, so that the pole ear is pressed on the rubber. Keep the position unchanged when the mechanism moves.

The rubber rubbing mechanism includes a rubber rubbing driving device, a rubber rubbing fixing base and a rubber rubbing plate. One end of the rubber rubbing plate is rotatably connected to the rubber rubbing fixing base, and the other end of the rubber rubbing plate is rotatably connected with a rubber rubbing roller. The rubber rubbing driving device can drive the rubber rubbing fixing base to move, so that the rubber rubbing roller reciprocates between the first rubber rubbing position and the second rubber rubbing position.

In addition, the present application also provides a battery cell production equipment, including any one of the above-mentioned electrode ear rubber packing devices. The battery cell production equipment further includes a fixed-length pressure feeding electrode ear mechanism, and electrodes arranged in order along the transmission direction of the electrode ears. Ear material tray, automatic embossing mechanism, extreme ear cutting mechanism and extreme ear welding mechanism. The extreme ear covering device is located between the automatic embossing mechanism and extreme ear cutting mechanism. The pole ears of the ear material plate are embossed by the pole ear embossing mechanism and then sent to the pole ear overmolding device. After the encapsulation is completed, the pole ear welding device is welded, and the pole ear cutting mechanism will complete the welded poles. Ear cut off.

Beneficial effect

The beneficial effect of the embodiment of the present application is that the rubber encapsulating device of the present application can automatically send the tape into the rubber pressing mechanism through the rubber clamping mechanism to apply the glue, and the poles after the glue are automatically sent to the plastic encapsulation component to carry out the glue. Because of the automation of the ear sticking, compared with manual sticking, it can improve the sticking accuracy and the sticking efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS

One or more embodiments are exemplified by the pictures in the accompanying drawings. These exemplary descriptions do not constitute a limitation on the embodiments. Elements with the same reference numerals in the drawings are denoted as similar elements. Unless otherwise stated, the drawings in the drawings do not constitute a limitation on scale.

FIG. 1 is a front view of an embodiment of a polar ear encapsulation device of the present application; FIG.

2 is an axonometric diagram of an embodiment of a polar ear encapsulation device of the present application;

FIG. 3 is a schematic isometric view of another embodiment of the polar ear encapsulation device of this application; FIG.

FIG. 4 is a schematic isometric view of another embodiment of the polar ear encapsulation device of this application;

5 is an enlarged view at I in FIG. 4;

FIG. 6 is a schematic diagram of an overmolding assembly of an embodiment of a polar ear overmolding device of the present application; FIG.

FIG. 7 is a schematic structural diagram of a rubber-coated board according to an embodiment of the polar ear plastic-coated device of the present application.

BRIEF DESCRIPTION OF THE DRAWINGS

1. Rack; 11. Guide rail; 12. First slider; 13. First-level adjustment; 14. Second slider; 15. Second-level adjustment;

2. Adhesive components;

21, tape conveying mechanism; 211, tape expanding body; 212, swing lever; 213, light wheel; 214, roller; 215, thimble; 216, bearing;

22, glue clamping mechanism; 221, glue driving device; 222, mobile panel; 223, glue fixing plate; 224, glue fixing block; 225, third pneumatic mechanism;

23. Glue pressing mechanism; 231, pole lug adjusting block; 232, lower top block; 233, glue driving device;

24, glue cutting mechanism; 241, glue cutting knife; 242, glue cutting driving device;

25. Glue feeding driving device;

3. Laminated components;

31. Rubber-covered board; 311, first pneumatic chamber; 312, first air hole; 313, second pneumatic chamber; 314, second air hole;

32. Extreme ear pressing mechanism; 321, extreme ear pressing driving device; 322, extreme ear pressing block;

33. Rubber rubbing mechanism; 331, rubber rubbing driving device; 332, rubber rubbing fixing base; 333, rubber rubbing plate; 334, rubber rubbing roller;

34. Air source;

35. Solenoid valve;

36. The first limit block;

37. The second limit block.

The realization of the purpose, functional characteristics and advantages of the present invention will be further described with reference to the embodiments and the drawings.

Embodiments of the invention

In order to make the purpose, technical solution, and advantages of the present application clearer, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the application, and are not used to limit the application.

As shown in FIG. 1 to FIG. 5, the ear-gutting device provided by an embodiment of the present application includes a frame 1, a gluing component 2 and a gluing component 3 provided on the frame 1, and a gluing component 2 And the rubber-covered component 3 is arranged along the transfer direction of the tab.

The adhesive assembly 2 is used to apply glue to the ears, and includes an adhesive tape conveying mechanism 21, an adhesive clamping mechanism 22, an adhesive pressing mechanism 23 and an adhesive cutting mechanism 24. The adhesive clamping mechanism 22 is located between the adhesive tape transmitting mechanism 21 and the adhesive pressing mechanism 23. Reciprocating on the clamping path to transfer the adhesive tape passed by the adhesive tape conveying mechanism 21 to the adhesive pressing mechanism 23. After the adhesive pressing mechanism 23 presses the adhesive tape to the tab, the adhesive cutting mechanism 24 cuts the tape to leave on the tab Rubber segment

The encapsulation component 3 is used for encapsulating the pole ears of the adhesive section, and includes a pole ear compression mechanism 32 and a rubbing mechanism 33. The pole ear compression mechanism 32 presses the glued pole ears to the first rubbing. Between the rubber position and the second rubbing position, the first rubbing position is provided with a first pneumatic mechanism (not shown in the figure), and the second rubbing position is provided with a second pneumatic mechanism (not shown in the figure). The rubber mechanism 33 reciprocates between the first rubber position and the second rubber position. When the first pneumatic mechanism works, the rubber mechanism 33 moves from the first rubber position to the second rubber position, and the second pneumatic mechanism works. At this time, the rubber rubbing mechanism 33 moves from the second rubber rubbing position to the first rubber rubbing position.

In an embodiment, as shown in FIG. 6 and FIG. 7, the rubber-wrapped component 3 further includes a rubber-wrapped plate 31, an air source 34, and a solenoid valve 35. The first pneumatic mechanism includes a first pneumatic force disposed in the rubber-wrapped plate 31. Chamber 311. The first pneumatic chamber 311 is provided with a first air hole 312 on the side close to the lug. The second pneumatic mechanism includes a second pneumatic chamber 313 provided in the rubber-wrapped plate 31. The second pneumatic chamber 313 is close to A second air hole 314 is provided on one side of the tab, and the air source 34 is connected to the first pneumatic chamber 311 and the second pneumatic chamber 313 through the solenoid valve 35, respectively.

Specifically, when the solenoid valve 35 controls the air source 34 to inflate the first pneumatic chamber 311, the rubber segment on the pole near the first rubbing position is blown up, and the rubbing mechanism 33 is moved from the first rubbing position. Go to the second rubbing position, and stick the rubber segment near the first rubbing position on the tab. After the rubber rubbing mechanism 33 reaches the second rubber rubbing position, the solenoid valve 35 controls the air source 34 to inflate the second pneumatic chamber 313. The rubber segment on the pole near the second rubber rubbing position is blown up, and then the rubber rubbing mechanism 33 Move from the second rubbing position to the first rubbing position, and stick the rubber segment on the side near the second rubbing position on the pole ear. Such reciprocating movements can complete the encapsulation.

Understandably, in the actual production process of the rubber-covered plate 31, the first air hole 312 and the second air hole 314 can be processed first, and then the first pneumatic holes that communicate with the first air hole 312 are processed on the two sides of the rubber-covered plate 31, respectively. The cavity 311 and the second pneumatic cavity 313 communicated with the second air hole 314, and then the ports of the first pneumatic cavity 311 and the second pneumatic cavity 313 on both sides of the rubber-clad plate 31 are closed, forming only separate The first pneumatic chamber 311 and the second pneumatic chamber 313 that communicate with the first air hole 312 and the second air hole 314 are finally processed on the end surface of the plastic wrap 31 with the first pneumatic chamber 311 and the second pneumatic chamber 313, respectively. The communicating internal pipes communicate the first pneumatic chamber 311 and the second pneumatic chamber 313 with the air source 34 through a gas pipe, respectively.

In an embodiment, as shown in FIG. 1 to FIG. 5, the ear-gutting device further includes a guide rail 11, a primary adjustment member 13, and a secondary adjustment member 15. The guide rail 11 is fixed on the rack 1, and the guide rail 11 is provided on the guide rail 11. There are a first slider 12 and a second slider 14 that can slide in the direction of the tab transmission. The rubber-covered component 3 is disposed on the first slider 12. One end of the primary adjustment member 13 is connected to the second slider 14, and the other end of the primary adjustment member 13 is connected to the rubber-covered component 3. One end of the secondary adjustment member 15 is connected to the frame 1, and the other end of the secondary adjustment member 15 is connected to the second slider 14.

The primary adjustment piece 13 and the secondary adjustment piece 15 can be respectively moved along the transmission direction of the tabs to adjust the position of the rubber-covered component 3 on the guide rail 11, so that the tabs of different lengths or at different positions of the tabs can be adjusted. Covered.

Specifically, the first-level adjusting member 13 and the second slider 14, and the second-level adjusting member 15 and the frame 1 are threadedly connected. By rotating the first-level adjusting member 13 and the second-level adjusting member 15, the first-level adjusting member can be made. 13 and the second-level adjusting member 15 are respectively moved along the transmitting direction of the poles, so as to adjust the position of the rubber-covered component 3 on the guide rail 11. In the actual adjustment process, only the position of the primary adjustment member 13 or the secondary adjustment member 15 can be adjusted, or they can be adjusted at the same time. In addition, the number of adjusting members is not limited, and can be set according to actual needs. For example, only one primary adjusting member 13 can be provided. At this time, one end of the primary adjusting member 13 is connected to the rubber packing device, and the other end is connected to the machine. Shelf 1.

It can be understood that, in other embodiments, the rubber-covered component 3 may also be fixed on the frame 1 so that the rubber-covered component 2 can move relative to the rubber-covered component 3.

In an embodiment, as shown in FIG. 1 to FIG. 54, the adhesive assembly 2 further includes a glue feeding driving device 25 for driving the glue clamping mechanism 22, and the glue clamping mechanism 22 includes a moving panel 222. The glue fixing plate 223, the glue fixing block 224 and the glue driving device 221, the moving panel 222 is slidably connected to the frame 1, and the glue fixing plate 223 and the glue driving device 221 are fixed at On the moving panel 222, a third pneumatic mechanism 225 is provided on a side of the glue fixing plate 223 and the glue fixing block 224 near the glue pressing mechanism 23. The sandwiching fixing plate 223 and the sandwiching fixing block 224 are oppositely disposed on the upper and lower sides of the tab, and the sandwiching driving device 221 can drive the sandwiching fixing block 224 toward or away from the sandwiching fixing plate 223. To clamp or loosen the tape. In this embodiment, the glue feeding driving device 25 and the glue clamping driving device 221 are air cylinders, but not limited thereto.

Specifically, when preparing to apply glue, first manually put the tape in the tape expansion body 211 into the glue fixing plate 223 and the glue fixing block 224 of the glue clamping mechanism 22 through the tape conveying mechanism 21, and the glue clamping mechanism 22 is close to A section of tape is reserved on one side of the glue pressing mechanism 23, and then the glue clamping driving device 221 drives the glue clamping fixing block 224 to clamp the tape. At this time, the third pneumatic mechanism 225 works to keep the reserved tape level. Then, the glue feeding driving device 25 drives the gripping mechanism 22 to clamp the tape from the starting point of the gripping path to the gripping mechanism 23. When the gripping mechanism 22 moves to the end of the gripping path, the reserved tape enters the gripping mechanism. Between the tab adjustment block 231 and the lower top block 232 of 23, at this time, the adhesive driving device 233 presses the tape onto the tab. At the same time, the adhesive clamping mechanism 22 releases the adhesive tape, and returns to the starting point of the adhesive clamping path under the driving of the adhesive feeding driving device 25. Then the adhesive clamping mechanism 22 clamps the adhesive tape again, the adhesive cutting mechanism 24 cuts the adhesive tape, and connects the adhesive tape conveying mechanism 21 Because the adhesive tape is clamped by the adhesive clamping mechanism 22, it does not return to the adhesive tape conveying mechanism 21. Then, the finished lugs are transferred to the encapsulation assembly 3 for encapsulation, and the encapsulation mechanism 22 repeats the previous action.

In an embodiment, as shown in FIG. 1 to FIG. 5, the pole-ear-encapsulation device further includes a first limit block and a second limit block 37, a first limit block 36 and a second limit set on the rack 1. The limiting block 37 can respectively adjust the start point and the end point of the glue path, so as to adjust the length of the adhesive tape attached to the pole ear as needed.

In an embodiment, as shown in FIG. 1 to FIG. 5, the glue pressing mechanism 23 includes a pole adjusting block 231, a lower top block 232 and a glue driving device 233, a pole adjusting block 231 and a glue driving device 233. It is fixed on the frame 1. The glue driving device 233 is used to drive the lower top block 232 to be close to the pole adjustment block 231, so as to stick the tape to the pole, and to drive the lower top block 232 to reset after the glue is applied. In this embodiment, the glue driving device 233 is an air cylinder, but it is not limited thereto.

Preferably, the fixed position of the tab adjusting block 231 is adjustable, so that the tab is located directly below the tab adjusting block 231 when the adhesive is applied.

In an embodiment, as shown in FIG. 1 to FIG. 5, the glue cutting mechanism 24 includes a glue cutting knife 241 and a glue cutting driving device 242. The glue cutting driving device 242 is fixed on the frame 1, and the glue cutting driving device 242 is used for The glue cutter 241 is driven to move between the glue cutting position and the non-gluing position, and cuts the tape at the glue cutting position after the completion of the glue application. In this embodiment, the cutting glue driving device 242 is an air cylinder, but it is not limited thereto.

Specifically, when the adhesive clamping mechanism 22 moves the adhesive tape toward the adhesive pressing mechanism 23, the cutter 241 is located at a non-adhesive position outside the clamping path. When the clamping mechanism 22 releases the adhesive tape and returns to the beginning of the adhesive tape conveying path, The glue cutter 241 moves to the glue cutting position to cut the tape.

In an embodiment, as shown in FIG. 1 to FIG. 5, the tape conveying mechanism 21 includes a tape tensioning mechanism and a tape expansion body 211 rotatably connected to the frame 1, a plurality of light wheels 213, and a plurality of rollers 214. The tape expansion body 211 is used for storing the tape, and the tape in the tape expansion body 211 is transmitted to the rubber clamping mechanism 22 through a plurality of rollers 214 and a plurality of light wheels 213. The belt tensioning mechanism includes a swing lever 212, a thimble 215, and a spring (not shown). One end of the swing lever 212 is rotatably connected to the frame 1. The other end of the swing lever 212 is provided with a roller 214, and one end of the spring is connected. On the frame 1, the other end of the spring is connected to the swing lever 212. The spring restricts the swing lever 212 from swinging toward the rubber clamping mechanism 22 when the rubber clamping mechanism 22 moves in the direction close to the rubber pressing mechanism 23. One end is connected to the moving panel 222, and the other end of the ejector pin 215 drives the swing lever 212 to move away from the rubber gripping mechanism 22 when the rubber gripping mechanism 22 moves in a direction close to the tape conveying mechanism 21.

Specifically, when the rubber clamping mechanism 22 clamps the adhesive tape to move toward the rubber pressing mechanism 23, the spring restricts the swing lever 212 from swinging in a direction close to the rubber clamping mechanism 22, so that the adhesive tape is tensioned. When the glue feeding driving device 25 drives the moving panel 222 to move toward the tape conveying mechanism 21, the ejector pin 215 drives the swing lever 212 to move away from the glue clamping mechanism 22, so that the tape is tensioned.

Preferably, a bearing 216 is mounted on the other end of the ejector pin 215 so that the ejector pin 215 can be in rolling contact with the swing lever 212 to reduce friction.

In an embodiment, as shown in FIG. 1 to FIG. 5, the pole ear pressing mechanism 32 includes a pole ear pressing driving device 321 and a pole ear pressing block 322. The pole ear pressing driving device 321 can drive the pole ear pressing block 322. The two ends of the pole ear are pressed tightly, so that the pole ear remains in the same position when the rubber rubbing mechanism 33 moves. In this embodiment, the pole ear pressing driving device 321 is an air cylinder, but it is not limited thereto.

In an embodiment, as shown in FIGS. 1 to 5, the rubber rubbing mechanism 33 includes a rubber rubbing driving device 331, a rubber rubbing fixing base 332, and a rubber rubbing plate 333. One end of the rubber rubbing plate 333 is rotatably connected to the rubber rubbing fixing base. On 332, the other end of the rubbing plate 333 is rotatably connected with a rubbing roller 334. The rubbing driving device 331 can drive the rubbing fixing base 332 to move the rubbing roller 334 between the first rubbing position and the second rubbing position. Between reciprocating motion. In this embodiment, the rubber rubbing driving device 331 is an air cylinder, but it is not limited thereto.

In addition, the present application also provides a battery cell production equipment, including the electrode ear rubber packing device of any one of the foregoing embodiments. The battery cell production equipment further includes a fixed-length pressure feeding electrode ear mechanism, and sequentially arranged along the electrode conveying direction. Tab ear disc, automatic embossing mechanism, tab ear cutting mechanism and tab ear welding mechanism. The tab ear covering device is located between the automatic embossing mechanism and tab ear cutting mechanism. The polar ears are embossed by the polar ear embossing mechanism and then sent to the polar ear overmolding device. After the encapsulation is completed, the polar ears are sent to the polar ear welding device for welding, and at the same time, the polar ear cutting mechanism cuts off the welded polar ears.

Since the fixed-length pressure-feeding pole ear mechanism, pole ear tray, automatic embossing mechanism, pole ear cutting mechanism and pole ear welding mechanism are all conventional designs in the art, details are not described herein.

In summary, the working process of the polar ear encapsulation device is further explained:

S1: The pole ears of the pole ear tray are embossed by the pole ear embossing mechanism and then sent to the pole ear rubber device;

S2: The clamping mechanism 22 moves the clamping tape to the pressing mechanism 23. When the clamping mechanism 22 moves to the end of the clamping path, the reserved tape extends into the pressing mechanism 23, and the adhesive surface of the tape faces the pressing After flowering the tabs, the glue driving device 233 drives the lower top block 232 to stick the tape on the tabs;

S3: When the adhesive pressing mechanism 23 presses the adhesive tape, the adhesive clamping mechanism 22 releases the adhesive tape and returns to the starting point of the adhesive clamping path, and clamps the adhesive tape again at the starting position of the adhesive clamping path, and then the adhesive cutting mechanism 24 cuts the adhesive tape to complete the application. gum;

S4: The fixed-length pressure-feeding pole ear mechanism sends the glued pole ears to the rubber-covering device for rubber-covering;

S5: The coated lugs are sent to the lug welding mechanism for welding. While welding, the lug cutting mechanism cuts off the lugs.

According to the technical solution of the present application, the tape can be automatically fed into the glue pressing mechanism through the glue clamping mechanism, and the pole ears after being glued are automatically fed into the glue-covering component to be glued, thereby realizing the automation of the pole ear glue, which is relatively manual. Adhesion can improve the accuracy and efficiency of the application.

The above are only examples of the present application, and thus do not limit the patent scope of the present application. Under the concept of the application of the present application, any equivalent structural transformation made by using the description and drawings of the present application, or directly / indirectly used in other related All technical fields are covered by the patent protection scope of this application.

Claims (10)

1. A polar ear covering device, comprising a frame, and a gluing component and a gluing component arranged on the rack, and the gluing component and the gluing component are arranged along the transmission direction of the polar ear. ;

   The glue sticking component is used for sticking to the ears, and includes a tape conveying mechanism, a glue clamping mechanism, a glue pressing mechanism, and a glue cutting mechanism. The glue clamping mechanism sandwiches the glue between the tape conveying mechanism and the glue pressing mechanism. Reciprocate along the path to transfer the adhesive tape passed through the adhesive tape conveying assembly to the adhesive pressing mechanism. After the adhesive pressing mechanism presses the adhesive tape to the tab, the adhesive cutting mechanism cuts the adhesive tape to the electrode A rubber segment on the ear;

   The rubber encapsulation component is used for encapsulating the pole ears that are pasted to the rubber segment, and includes a pole ear compression mechanism and a rubbing mechanism. The pole ear compression mechanism compresses the glued pole ears at the first position. Between a rubber rubbing position and a second rubber rubbing position, the first rubber rubbing position is provided with a first pneumatic mechanism, and the second rubber rubbing position is provided with a second pneumatic mechanism. A rubber rubbing position reciprocates between a rubber rubbing position and a second rubber rubbing position. When the first pneumatic mechanism is in operation, the rubber rubbing mechanism moves from the first rubber rubbing position to the second rubber rubbing position. When the two pneumatic mechanisms work, the rubber rubbing mechanism moves from the second rubber rubbing position to the first rubber rubbing position.
2. The plastic ear-gutting device according to claim 1, wherein the rubber-guiding component further comprises a rubber-guiding plate, an air source, and a solenoid valve, and the first pneumatic mechanism includes a rubber-guiding plate disposed in the rubber-guiding plate. A first pneumatic chamber, the first pneumatic chamber is provided with a first air hole on a side close to the lug, and the second pneumatic mechanism includes a second pneumatic chamber provided in the rubber-covered plate, and the first A second air hole is provided on one side of the two pneumatic chambers near the ears, and the air source is connected to the first and second pneumatic chambers through the solenoid valve, respectively.
3. The polar ear covering device according to claim 1, wherein the polar ear covering device further comprises:

   A guide rail is fixed on the rack; the guide rail is provided with a first slider and a second slider that can slide in the direction of the pole ear transmission, and the rubber package is arranged on the first slider;

   A primary adjustment member, one end of which is connected to the second slider, and the other end of the primary adjustment member is connected to the rubber package; and

   A second-level adjusting member, one end of the second-level adjusting member is connected to the frame, and the other end of the second-level adjusting member is connected to the second slider;

   The first-level adjusting member and the second-level adjusting member can be respectively moved along the transmission direction of the poles to adjust the position of the rubber-covered component on the guide rail.
4. The polar ear-covering device according to claim 1, wherein the glue sticking component further comprises a glue feeding driving device for driving the movement of the glue clamping mechanism, and the glue clamping mechanism comprises a moving panel and a glue clamping device. The fixing plate, the glue fixing block and the glue driving device, the moving panel is slidably connected to the frame, the glue fixing fixing plate and the glue driving device are fixed on the moving panel, and the glue fixing is A third pneumatic mechanism is provided on a side of the plate and the glue fixing block near the glue pressing mechanism;

   The glue fixing plate and the glue fixing block are oppositely disposed on the upper and lower sides of the pole ear, and the glue driving device can drive the glue fixing block closer to or away from the glue fixing plate to clamp or loosen it. Open the tape.
5. The polar ear-covering device according to claim 1, wherein the polar ear-covering device further comprises a first limit and a second limit block provided on the frame, and the first limit The position block and the second limit block can respectively adjust the start point and the end point of the clamping path.
6. The polar ear covering device according to claim 2, wherein the glue pressing mechanism comprises a pole adjusting block, a lower top block and a glue driving device, and the pole adjusting block and the glue driving device Fixed on the frame, the glue driving device is used to drive the lower top block close to the pole ear adjustment block to stick the tape to the pole ear, and drive the lower top block to reset after the glue is applied;

   The glue cutting mechanism includes a glue cutting knife and a glue cutting driving device, the glue cutting driving device is fixed on the frame, and the glue cutting driving device is used for driving the glue cutting blade to apply the tape after the glue is completed. Cut off.
7. The polar ear covering device according to claim 1, wherein the tape transmission mechanism comprises a tape tensioning mechanism, a tape expansion body rotatably connected to the frame, a plurality of light wheels and a plurality of rollers The tape expanding body is used for storing the tape, and the tape in the tape expanding body is transmitted to the glue clamping mechanism through a plurality of the rollers and a plurality of the light wheels;

   The tape tensioning mechanism includes a swing rod, a thimble and a spring. One end of the swing rod is rotatably connected to the frame, the other end of the swing rod is provided with a roller, and one end of the spring is connected to the frame. On the frame, the other end of the spring is connected to the swing lever, and the spring restricts the swing lever from approaching the rubber clamping mechanism when the rubber clamping mechanism moves in a direction close to the rubber pressing mechanism. One end of the thimble is connected to the moving panel, and the other end of the thimble drives the swing lever away from the clamp when the clamping mechanism moves in a direction close to the tape conveying component Directional movement of the glue mechanism.
8. The polar ear packing device according to claim 1, wherein the polar ear pressing mechanism comprises a polar ear pressing driving device and a polar ear pressing block, and the polar ear pressing driving device can drive the pole The ear pressure block presses the two ends of the pole ear tightly, so that the pole ear maintains a constant position when the rubber rubbing mechanism moves.
9. The polar ear rubber packing device according to claim 1, wherein the rubbing mechanism comprises a rubbing driving device, a rubbing fixing base and a rubbing plate, and one end of the rubbing plate is rotatably connected to the rubbing. On the rubber fixing base, the other end of the rubber rubbing plate is rotatably connected with a rubber rubbing roller, and the rubber rubbing driving device can drive the rubber rubbing fixing base to move, so that the rubber rubbing roller moves on the first rubber rubbing. Reciprocate between the position and the second rubbing position.
10. A battery cell production device, comprising the electrode tab rubber covering device according to any one of claims 1-9, the battery cell production device further comprising a fixed-length pressure feed tab mechanism, and The pole ear tray, automatic embossing mechanism, pole ear cutting mechanism and pole ear welding mechanism are sequentially arranged in the conveying direction. The pole ear covering device is located between the automatic embossing mechanism and the pole ear cutting mechanism. The long-press feeding pole ear mechanism sends the pole ears of the pole ear tray through the pole ear embossing mechanism to the pole ear lagging device, and then sends the pole ear welding device after the lagging is completed. Welding, while the tab cutting mechanism cuts off the tabs that have been welded.