CN110615303A - Automatic belt splicing device - Google Patents

Abstract

The application discloses automatic splicing apparatus. The automatic tape splicing device comprises a mounting plate, a hot melt tape splicing mechanism and an old material cutting mechanism. The mounting panel is located to hot melt splicing mechanism for with old material area and new material area hot melt connection, the mounting panel is located to old material shutdown mechanism for cut off old material area. The technical scheme that this application provided can solve current automatic tape splicing mechanism when carrying out new and old material book tape splicing, the artifical efficiency reduction, the increase of cost of labor and the problem that influences electric core quality of gluing the machine that leads to of being equipped with.

Description

Automatic Taping Device

technical field

The present application relates to the technical field of tape splicing, in particular, to an automatic tape splicing device.

Background technique

Existing battery manufacturing generally adopts fully automatic winding equipment, but in the production process, the processes of fully automatic winding, lamination, bag making and other processes include the process of unwinding diaphragm coil materials. Volume docking. Among them, human assistance is required, and manual glue preparation is required before splicing.

Due to the need for manual glue preparation, the efficiency of the machine will be reduced, the labor cost will be increased, and the chance of contact between people and the diaphragm will be increased, which will cause pollution to the diaphragm material and affect the quality of the battery cell.

Contents of the invention

The present application provides an automatic tape splicing device, which can solve the problems of reduced efficiency of the machine, increase in labor costs and the impact of manual glue preparation on the existing automatic tape splicing mechanism when splicing new and old reels. The problem of battery quality.

The present application provides an automatic tape splicing device, which includes a mounting plate, a hot-melt tape splicing mechanism and a used material cutting mechanism. The hot-melt belt mechanism is arranged on the installation plate, and is used for heat-melting connection of the old material belt and the new material belt, and the old material cutting mechanism is arranged on the installation plate, and is used for cutting off the old material belt.

In the above solution, the inventors found that in the prior art of the automatic roll changing process of the diaphragm, the new and old material rolls are connected by gluing. However, if the tape is connected by gluing, manual preparation is required. Glue, and then the splicing process can be carried out, which leads to an increase in labor costs, and increases the chance of contact between people and the diaphragm, increasing the probability of the diaphragm being polluted. For this reason, after research by the inventors, the existing separators are usually polyolefin microporous membranes such as polyethylene and polypropylene.

For this reason, the application provides a new tape connection method, which is different from the existing gluing method for docking the old and new material rolls. According to the material of the diaphragm, the application chooses to use a hot-melt tape mechanism to connect the old material tape and the new material. The straps are connected by heat fusion. It can avoid the process of manual glue preparation and directly connect with hot melt, which reduces labor costs and improves the efficiency of splicing. It also reduces the probability of diaphragm contamination and ensures the quality of the battery. In the automatic splicing device, after the old material tape and the new material tape are spliced under the action of the hot-melt splicing mechanism, the old material tape will be cut off by the old material cutting mechanism to complete the splicing.

In a possible implementation manner, the thermal welding tape mechanism includes:

The hot-melt knife is used for hot-melt connection of the old material strip and the new material strip; and the hot-melt knife driver is arranged on the mounting plate and is used for driving the hot-melt knife to move.

In the above solution, a specific structure of the hot-melt belt mechanism is provided, wherein the hot-melt belt mechanism includes a hot-melt knife and a hot-melt knife driver. The hot-melt knife can be connected to an external power supply. When the new and old material strips are rolled to the station of the hot-melt belt mechanism, the hot-melt knife driver drives the hot-melt knife to move to heat-fuse the new and old material strips, so that the old and new strips Interconnected at hot melt locations.

Optionally, in a possible implementation manner, the automatic belt connection device also includes:

The new material clamping mechanism is arranged on the installation plate and is used for clamping one end of the new material belt.

In the above solution, a technical solution is provided that can fix the new material tape so that the new material tape can be thermally fused with the old material tape smoothly. A new material clamping mechanism is provided on the mounting plate, so that when a new material belt is placed, the operator or the actuator pulls the head end (that is, the free end) of the new material belt to the new material clamping mechanism, so that the new material belt The head end is clamped by the new material clamping mechanism, and then when the head end is fixed, it can smoothly touch the old material belt under the movement of the hot melting knife, and then complete the hot melting.

Optionally, in a possible implementation manner, the virgin material clamping mechanism includes a first pressing block, a second pressing block, and a pressing block driving member, and the first pressing block is arranged on the mounting plate. The second pressing block is provided with a cutting knife for cutting off the new material tape, and the pressing block driving part is used to drive the second pressing block to move close to or away from the first pressing block, so as to clamp or loosen the new material tape.

In the above scheme, a technical solution that can cut off the head end of the new material tape is provided, that is, if the head end of the new material tape is manually pulled to the new material clamping mechanism, the head end may be polluted. The quality of the band, driven by the briquetting block driver, enables the cutting knife on the second briquetting block to cut off the head end portion of the new material band. At the same time, when the first briquetting block and the second briquetting block are not separated from each other, they will always clamp the new material tape, and after the heat fusion of the old and new material tapes is completed, they can be separated from each other to release the material tape.

Optionally, in a possible implementation manner, the automatic tape splicing device includes two new material clamping mechanisms and two old material cutting mechanisms.

In the above solution, a technical solution capable of efficiently changing rolls and splicing tapes is provided. Wherein, the unwinding station of the automatic splicing device can place new or old material rolls, that is, the new material tape unwinding station and the old material tape unwinding station. In order to be able to adapt to the technical solution of the above-mentioned new and old unwinding stations, two new material clamping mechanisms and two old material cutting mechanisms are provided to achieve the effect of heat-sealed belts. One of the unwinding stations is defined as the first unwinding station, the other unwinding station is defined as the second unwinding station, one of the new material clamping mechanisms is defined as the first new material clamping mechanism, and the other unwinding station is defined as the first new material clamping mechanism. When one new material clamping mechanism is the second new material clamping mechanism, one of the old material cutting mechanisms is limited as the first old material cutting mechanism, and the other old material cutting mechanism is defined as the second old material cutting mechanism, if the first release When the coiling station unwinds the new material tape, the first new material clamping mechanism clamps the new material tape, and the second old material cutting mechanism cuts off the old material tape at the second unwinding station; if the second unwinding station puts The new material tape is rolled, and the second new material clamping mechanism clamps the new material tape, and the first old material cutting mechanism cuts off the old material tape positioned at the first unwinding station.

Optionally, in a possible implementation manner, the hot-melt knife driver is used to drive the hot-melt knife to move, so as to press the new material strip and the old material strip on one of the new material clamping mechanisms for hot-melt connection .

Optionally, in a possible implementation manner, two new material clamping mechanisms are arranged at intervals in the left and right directions, two old material cutting mechanisms are arranged at intervals in the left and right direction, and the second pressing block is located below the first pressing block , the pressing block driving part is used to drive the second pressing block to move up and down, and the hot melting knife driving part is used to drive the hot melting knife to move left and right.

Optionally, in a possible implementation manner, the automatic tape splicing device further includes two first roller sets. The two first roller sets are arranged on the mounting plate and are located upstream of the hot-melt belt mechanism, and the first roller sets are set in one-to-one correspondence with the old material cutting mechanism.

Optionally, in a possible implementation manner, the automatic tape splicing device further includes a second passing roller set, and the second passing roller set is arranged on the installation plate and is located downstream of the thermally welded tape mechanism.

Optionally, in a possible implementation manner, the automatic tape splicing device further includes a turret, a tension control roller, and a turret driving member. The rotating frame is mounted on the mounting plate. Tension control rollers are mounted on the turret downstream of the heat-seal belt mechanism. The turret driving part is used to drive the turret to rotate relative to the mounting plate.

Optionally, in a possible implementation manner, two installation holes are provided on the installation plate for respectively installing the first unwinding mechanism and the second unwinding mechanism.

Optionally, in a possible implementation manner, a first unwinding mechanism and a second unwinding mechanism are also included. The first unwinding mechanism and the second unwinding mechanism are respectively arranged on the mounting plate.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, so It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is a three-dimensional schematic diagram of the automatic tape splicing device in the first viewing angle in this embodiment;

Fig. 2 is a three-dimensional schematic diagram of the automatic belt splicing device in the second viewing angle in this embodiment;

Figure 3 is an enlarged view of III in Figure 2;

Fig. 4 is an enlarged view of place IV in Fig. 2;

Fig. 5 is a schematic structural diagram of the automatic tape splicing device in this embodiment.

Icons: 10-automatic belt splicing device; 11-installation plate; 11a-installation hole; 12-hot-melt belt mechanism; 13-old material cutting mechanism; 14-new material clamping mechanism; 15-first roller group; 50 -groove; 51-groove; 60-tension sensor; 70-turret; 71-tension control roller; 72-turret driver; Roller; 83-third roller; 84-fourth roller; 85-fifth roller; 86-sixth roller; 90-cutting knife; 120-hot melting knife; 121-hot melting knife driver; -Installation block; 122a-bottom plate; 122b-vertical plate; 140-first pressing block; 141-second pressing block; 141a-elastic material; 142-pressing block driving part;

20-automatic tape splicing device; 20a-new material tape; 20b-old material tape; 21-first unwinding mechanism; 22-second unwinding mechanism.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of them. The components of the embodiments of the application generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the application. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the embodiments of the present application, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right" etc. is based on the orientation or positional relationship shown in the drawings, or It is the orientation or positional relationship that is usually placed when the application product is used, or the orientation or positional relationship that is commonly understood by those skilled in the art. It is only for the convenience of describing the application and simplifying the description, rather than indicating or implying the referred equipment or Elements must have certain orientations, be constructed and operate in certain orientations, and thus should not be construed as limiting the application.

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.

The technical solution in this application will be described below with reference to the accompanying drawings.

This embodiment provides an automatic tape splicing device 10, which can solve the problem of reduced machine efficiency and increased labor costs caused by manual glue preparation when the existing automatic tape splicing mechanism is splicing new and old reels. And problems that affect the quality of the battery.

Please refer to Fig. 1 and Fig. 2, Fig. 1 shows the three-dimensional structure of the automatic tape splicing device 10 in this embodiment at a first viewing angle, and Fig. 2 shows the automatic tape splicing device 10 in this embodiment at a second viewing angle three-dimensional structure.

The automatic tape splicing device 10 includes a mounting plate 11 , a hot-melt tape splicing mechanism 12 and an old material cutting mechanism 13 . The hot-melt belt mechanism 12 is arranged on the installation plate 11, and is used for hot-melting connecting the old material belt and the new material belt, and the old material cutting mechanism 13 is arranged on the installation plate 11, and is used for cutting off the old material belt.

The inventors found that in the prior art of the automatic reel changing process of the diaphragm, the new and old material reels are connected by gluing. However, if the tape is connected by gluing, it is necessary to manually prepare the glue before it can be used. The splicing process leads to an increase in labor costs, and increases the chance of contact between people and the diaphragm, increasing the probability of the diaphragm being polluted. For this reason, after research by the inventors, the existing separators are usually polyolefin microporous membranes such as polyethylene and polypropylene.

For this reason, the application provides a new tape connection method, which is different from the existing gluing method for docking the old and new material rolls. According to the material of the diaphragm, the application chooses to use the hot-melt belt mechanism 12 to pair the old material tape with the new one. The strips are connected by heat fusion. It can avoid the process of manual glue preparation and directly connect with hot melt, which reduces labor costs and improves the efficiency of splicing. It also reduces the probability of diaphragm contamination and ensures the quality of the battery. In the automatic tape splicing device 10, after the old material tape and the new material tape are spliced under the effect of the hot-melt tape splicing mechanism 12, the old material tape will be cut off by the old material cutting mechanism 13 to complete the splicing.

Please combine with Figure 3, Figure 3 is an enlarged view of III in Figure 2.

The hot-melt belt mechanism 12 includes a hot-melt knife 120 and a hot-melt knife driver 121 . The hot-melt knife 120 is used for hot-melt-connecting the old and new material strips, and the hot-melt knife driver 121 is arranged on the mounting plate 11 for driving the hot-melt knife 120 to move.

In the above-mentioned embodiments, a specific structure of the hot-melt belt mechanism 12 is provided, wherein the hot-melt belt mechanism 12 includes a hot-melt knife 120 and a hot-melt knife driving member 121 . The hot-melt knife 120 can be connected to an external power supply. When the old and new material strips are rolled to the station of the hot-melt belt mechanism 12, the hot-melt knife driver 121 drives the hot-melt knife 120 to move, so as to melt the old and new material strips, so that The old and new strips are connected to each other at the hot-melt position.

It should be noted that, in this embodiment, the hot-melt knife driving member 121 includes a hot-melt knife driving cylinder, which is fixed on the mounting plate 11 . The hot melting knife 120 is fixed on the installation block 122, and the telescopic rod of the hot melting knife driving cylinder is fixed on the installation block 122 to drive the installation block 122 to move along the telescopic direction of the hot melting knife driving cylinder, thereby driving the hot melting knife 120 to move completely Melting action of old and new strips.

Optionally, in a possible implementation manner, the automatic tape splicing device 10 further includes a new material clamping mechanism 14, and the new material clamping mechanism 14 is arranged on the mounting plate 11 for clamping one end of the new material tape.

Wherein, the above-mentioned embodiment provides a technical solution capable of fixing the new material tape so that the new material tape can be thermally fused with the old material tape smoothly. A new material clamping mechanism 14 is provided on the mounting plate 11, so that when placing a new material belt, the operator or an executive element pulls the head end (that is, the free end) of the new material belt to the new material clamping mechanism 14, so that The head end of the new material tape is clamped by the new material clamping mechanism 14, and then when the head end is fixed, it can smoothly touch the old material tape under the movement of the hot melting knife 120, and then complete the heat fusion.

Please refer to FIG. 1 and FIG. 2 , the raw material clamping mechanism 14 includes a first pressing block 140 , a second pressing block 141 and a pressing block driving member 142 , and the first pressing block 140 is disposed on the mounting plate 11 . The second briquetting block 141 is provided with a cutting knife 90 for cutting off the new material tape, and the briquetting block driver 142 is used to drive the second briquetting block 141 to move close to or away from the first briquetting block 140 to clamp or loosen the new material tape .

Among them, the above-mentioned embodiment provides a technical solution capable of cutting off the head end of the new material tape, that is, if the head end of the new material tape is manually pulled to the new material clamping mechanism 14, the head end may be polluted. The quality of the new material tape is driven by the briquetting block driving member 142 so that the cutting knife 90 on the second briquetting block 141 can cut off the head end portion of the new material tape. At the same time, when the first briquetting block 140 and the second briquetting block 141 are not separated from each other, they will always hold the new material tape. After the old and new material tapes are melted, they can be separated from each other to release the material tape.

Please refer to Fig. 4, Fig. 4 is an enlarged view of IV in Fig. 2 .

It should be noted that an elastic material 141a is formed on the upper surface of the second pressing block 141, and at the middle position of the elastic material 141a, a groove 50 penetrating through the elastic material is also formed on the upper surface of the second pressing block 141. in the groove 50. A groove 51 is formed on the lower surface of the first pressing block 140 for the cutting edge of the cutting knife 90 to be inserted into. When the pressing block driver 142 drives the second pressing block 141 close to the first pressing block 140, the second pressing block 141 will gradually press against the first pressing block 140, and at this time, the elastic material 141a will be deformed, and the deformed elastic material 141a will Will continue to clamp the new tape with the lower surface of the first briquetting block 140, and the cutter 90 will enter the groove 51 on the lower surface of the first briquetting block 140, thereby cutting off the free end of the new material tape.

It should be noted that the elastic material 141a formed on the upper surface of the second pressing block 141 may be elastic rubber.

Optionally, in a possible implementation manner, the automatic tape splicing device 10 includes two new material clamping mechanisms 14 and two old material cutting mechanisms 13 .

In the above embodiments, a technical solution capable of efficiently changing rolls and splicing tapes is provided. Wherein, the unwinding stations of the automatic splicing device 10 can place new or old material rolls, that is, the new material tape unwinding stations and the old material tape unwinding stations. In order to be able to adapt to the technical solution of the above-mentioned old and new unwinding stations, two new material clamping mechanisms 14 and two old material cutting mechanisms 13 are provided to achieve the effect of heat-welding tape. One of the unwinding stations is defined as the first unwinding station, the other unwinding station is defined as the second unwinding station, and one of the new material clamping mechanisms 14 is defined as the first new material clamping mechanism 14, Another new material clamping mechanism 14 is defined as the second new material clamping mechanism 14, one of the old material cutting mechanism 13 is defined as the first old material cutting mechanism 13, and another old material cutting mechanism 13 is defined as the second old material cutting mechanism Mechanism 13, if the first unwinding station unwinds the new material tape, then the first new material clamping mechanism 14 clamps the new material tape, and the second old material cutting mechanism 13 cuts off the old material located at the second unwinding station. Band; if the second unwinding station unwinds the new material tape, then the second new material clamping mechanism 14 clamps the new material tape, and the first old material cutting mechanism 13 cuts off the old material tape positioned at the first unwinding station.

Optionally, in a possible implementation manner, the hot-melt knife driver 121 is used to drive the hot-melt knife 120 to move, so as to hold the new material tape and the old material tape on one of the new material clamping mechanisms 14 for Hot melt connection.

Wherein, in order to save material and utilize space rationally, when there are two new material clamping mechanisms 14, and because the new material clamping mechanism 14 is close to the hot-melt knife 120, can make one of them new material clamping mechanism 14 The wall serves as a supporting surface against which the hot-melt knife 120 abuts, so that the new material tape and the old material tape can be pressed and held between one of the new-material clamping mechanisms 14 and the hot-melt knife 120 for hot-melt connection.

It should be noted that, in other specific implementation manners, a hot-melt abutment block can also be provided separately, so that the hot-melt knife 120 can press the new and old material tapes on the hot-melt abutment block.

Please refer to Fig. 2, two new material clamping mechanisms 14 are arranged at intervals on the left and right directions, and two old material cutting mechanisms 13 are arranged at intervals on the left and right directions, and the second briquetting block 141 is positioned at the below of the first briquetting block 140, and the briquetting block drives The part 142 is used to drive the second pressing block 141 to move up and down, and the hot-melt knife driving part 121 is used to drive the hot-melt knife 120 to move left and right.

Wherein, it should be noted that, in this embodiment, the pressing block driving member 142 is an air cylinder.

It should be noted that, in FIG. 2 , directions of up, down, left, and right are shown.

Please refer to Fig. 2, it should be noted that, as the supporting surface of the hot melting knife 120, the first pressing block 140 of one of the new material clamping mechanisms 14, in order to be able to cooperate with the hot melting knife 120, its side wall extends upwards, In this way, when the hot melting knife 120 moves to the left in the figure, it can interfere with the upwardly extending portion of the side wall of the first pressing block 140 .

At the same time, in order to avoid interference, the mounting block 122 is L-shaped, the base plate 122a of the mounting block 122 is parallel to the mounting plate 11, the vertical plate 122b of the mounting block 122 is perpendicular to the mounting plate 11, and the hot melt knife 120 is fixed on the mounting block 122 on the riser 122b. The first briquetting block 140 of another new material clamping mechanism 14 that is not used as a supporting surface is fixed on the mounting plate 11 by a mounting piece 140a, and there is a gap between the first briquetting block 140 and the mounting plate 11, so as to Release the displacement space of the base plate 122a of the mounting block 122, wherein, since the base plate 122a of the mounting block 122 is positioned above the first pressure block 140, when the base plate 122a of the mounting block 122 can be smoothly displaced, it is positioned on the vertical plate 122b The hot melting knife 120 can also be smoothly displaced for hot melting.

Please refer to FIG. 2 , the automatic tape splicing device 10 also includes two first roller sets 15 . The two first roller sets 15 are arranged on the mounting plate 11 and upstream of the heat-seal belt mechanism 12 , and the first roller sets 15 are arranged corresponding to the old material cutting mechanism 13 one by one.

It should be noted that the first passing roller group 15 includes two passing rollers, and the two passing rollers are spaced apart in the left and right directions. The old material cutting mechanism 13 includes a cylinder and a cutter 90, and the cylinder drives the cutter 90 to move in the up and down direction so as to cut off the material belt between the two passing rollers.

The automatic tape splicing device 10 also includes a second passing roller set, which is arranged on the mounting plate 11 and is located downstream of the thermal welding tape mechanism 12 .

Wherein, the second passing roller group includes the first passing roller 81, the second passing roller 82, the third passing roller 83, the fourth passing roller 84, the fifth passing roller 85 and the sixth passing roller positioned at the downstream of the raw material clamping mechanism 14. Roll 86. Wherein the first passing roller 81 and the second passing roller 82 are arranged on the mounting plate 11 by the passing roller frame 80a, the third passing roller 83 is arranged on the mounting plate 11, the fourth passing roller 84, the fifth passing roller 85 and the sixth passing roller 86 is located on the mounting plate 11 .

Referring to FIG. 1 and FIG. 2 , the automatic tape splicing device 10 further includes a turret 70 , a tension control roller 71 and a turret driving member 72 . The turret 70 is disposed on the mounting plate 11 . The tension control roller 71 is mounted on the turret 70 and is downstream of the heat-seal belt mechanism 12 . The turret driving member 72 is used to drive the turret 70 to rotate relative to the mounting plate 11 .

Wherein, the tension control roller 71 is located between the second passing roller 82 and the third passing roller 83 , and the tension of the material tape between the second passing roller 82 and the third passing roller 83 can be controlled by the tension control roller 71 . Wherein, the turret driving member 72 is a motor fixed on the mounting plate 11 .

Wherein, a tension sensor 60 is provided at the fifth passing roller 85 to sense the tension of the tape passing through the fifth passing roller 85, and the tension signal transmitted by the tension sensor 60 can make the turret driver 72 respond to change The rotation angle of the tension control roller 71 .

Optionally, in a possible implementation manner, two installation holes 11a are provided on the installation plate 11 for respectively installing the first unwinding mechanism and the second unwinding mechanism.

Please refer to FIG. 1 or FIG. 2 , it can be seen that two mounting holes 11 a are respectively opened on the upper left and upper right of the mounting plate 11 .

It should be noted that this embodiment also provides an automatic tape splicing device 20 , please refer to FIG. 5 , which shows a specific structure of the automatic tape splicing device 20 .

Compared with the automatic tape splicing device 10 , the automatic tape splicing device 20 further includes a first unwinding mechanism 21 , a second unwinding mechanism 22 and the automatic tape splicing device 10 provided above. The first unwinding mechanism 21 and the second unwinding mechanism 22 are respectively arranged on the mounting plate 11 .

Fig. 5 shows the new material tape 20a and the old material tape 20b, and also shows the new material tape 20a, the old material tape 20b and the threading manner of the spliced material tape.

After the first unwinding mechanism 21 and the second unwinding mechanism 22 are installed on the mounting plate 11, they can respectively unwind the new material tape 20a or the old material tape 20b, and the new material tape 20a and the old material tape 20b pass through the first roller group 15 and the second roller group threading, the front end of the new material band 20a is clamped in the new material clamping mechanism 14 (actions are not shown in Fig. 4 here), and the free end of the new material band 20a will be clamped by the new material The cutting knife 90 in the clamping mechanism 14 cuts off. The new and old material strips 20b are thermally welded at the thermal fusion belt mechanism 12 . Then the old material cutting mechanism 13 cuts off the old material tape 20b to complete the splicing.

Wherein, it should be noted that both the first unwinding mechanism 21 and the second unwinding mechanism 22 are unwinding devices for unwinding, which include an unwinding shaft, a motor that drives the unwinding shaft to rotate, and a mechanism for clamping the tape. The expansion structure, the expansion mechanism realizes expansion or retraction through the drive of the cylinder to clamp or separate from the material belt.

Based on the automatic tape splicing device 10, the automatic tape splicing device 20 can solve the problems of the existing automatic tape splicing mechanism, such as the reduction of machine efficiency caused by manual glue preparation, the increase of labor costs, and the impact on the quality of the battery cells, when splicing new and old reels question.

The above are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, there may be various modifications and changes in the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application.

Claims (12)

1. An automatic splicing device, comprising:

mounting a plate;

the hot melting and tape splicing mechanism is arranged on the mounting plate and used for hot melting and connecting the old material tape and the new material tape; and

and the old material cutting mechanism is arranged on the mounting plate and used for cutting off the old material belt.

2. The automatic splicing device according to claim 1,

the hot melt tape splicing mechanism comprises:

the hot melting knife is used for hot melting and connecting the old material belt and the new material belt; and

the hot melting knife driving piece is arranged on the mounting plate and used for driving the hot melting knife to move.

3. The automatic splicing device of claim 2, further comprising:

and the new material clamping mechanism is arranged on the mounting plate and used for clamping one end of the new material belt.

4. The automatic splicing device according to claim 3,

new material fixture includes:

the first pressing block is arranged on the mounting plate;

the second pressing block is provided with a cutter for cutting off the new material belt; and

and the pressing block driving part is used for driving the second pressing block to be close to or far away from the first pressing block to move so as to clamp or loosen the new material belt.

5. The automatic splicing device according to claim 4,

the automatic belt splicing device comprises two new material clamping mechanisms and two old material cutting mechanisms.

6. The automatic splicing device according to claim 5,

the hot melting knife driving part is used for driving the hot melting knife to move so as to press and hold a new material belt and an old material belt on one of the new material clamping mechanisms for hot melting connection.

7. The automatic splicing device according to claim 5,

two new material fixture interval sets up on the left right direction, two old material shutdown mechanism interval sets up on the left right direction, the second briquetting is located the below of first briquetting, the briquetting driving piece is used for driving the second briquetting reciprocates, hot melt sword driving piece is used for driving the hot melt sword is removed from side to side.

8. The automatic splicing device of claim 5, further comprising:

two first roller groups of crossing are located the mounting panel just is in the upper reaches of hot melt splicing tape mechanism, first roller group of crossing with old material shutdown mechanism one-to-one sets up.

9. The automatic splicing device of claim 1, further comprising:

and the second roller group is arranged on the mounting plate and is positioned at the downstream of the hot melt belt connecting mechanism.

10. The automatic splicing device of claim 1, further comprising:

the rotating frame is arranged on the mounting plate;

the tension control roller is arranged on the rotating frame and is positioned at the downstream of the hot melt belt connecting mechanism;

and the rotating frame driving part is used for driving the rotating frame to rotate relative to the mounting plate.

11. The automatic splicing device according to claim 1,

and two mounting holes are formed in the mounting plate and used for mounting the first unwinding mechanism and the second unwinding mechanism respectively.

12. The automatic splicing device of claim 1, wherein the automatic splicing device comprises a first unwinding mechanism and a second unwinding mechanism;

the first unwinding mechanism and the second unwinding mechanism are respectively arranged on the mounting plate.