CN212387398U

CN212387398U - Tape splicing device and lithium battery manufacturing system

Info

Publication number: CN212387398U
Application number: CN202021411910.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Wuxi Lead Intelligent Equipment Co Ltd
Current assignee: Wuxi Lead Intelligent Equipment Co Ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-01-22
Anticipated expiration: 2030-07-16

Abstract

The utility model provides a tape splicing device, a first driving piece of the tape splicing device can drive a bearing platform of a first reel changing assembly to reciprocate between a first position and a second position; the second driving piece can drive the tape splicing assembly to reciprocate between a third position and a fourth position, and the first position is adjacent to the third position; the second reel changing assembly can be close to the fourth position at least when the tape splicing assembly is located at the fourth position, the first reel changing assembly can be located at the first position at least when the tape splicing assembly for fixing the second tape is located at the third position, and the first tape on the bearing platform of the first reel changing assembly is connected with the second tape on the switching platform of the tape splicing assembly. The utility model discloses a splicing apparatus can promote splicing efficiency. The utility model also provides a lithium battery manufacturing system can realize automatic splicing, does benefit to production.

Description

Tape splicing device and lithium battery manufacturing system

Technical Field

The utility model relates to a production facility technical field especially relates to a splicing device and lithium cell manufacturing system.

Background

Batteries play a great role as an important energy device in every aspect of modern social life. One of them process in the battery production process needs the cladding material area to make inner structure have good insulating nature, at present, after the material book is used up, generally adopt artifical manual area of connecing, artifical area of connecing is inefficient, is unfavorable for the quantization production, awaits the improvement.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a take-up device and lithium cell manufacturing system can solve the technical problem that the take-up is inefficient.

The utility model provides a splicing tape device, include:

a first driving member and a second driving member;

the first material breaking part and the second material breaking part;

the first roll changing assembly and the second roll changing assembly comprise bearing tables;

the belt connecting assembly comprises a switching table and a first fixing piece;

wherein the content of the first and second substances,

the first driving piece can drive the bearing table of the first reel changing assembly to move back and forth between a first position and a second position;

the second driving piece can drive the tape splicing assembly to reciprocate between a third position and a fourth position, and the first position is adjacent to the third position;

the first material breaking piece can break the first material belt attached to the bearing table of the first reel changing assembly when the first reel changing assembly is located at the second position;

the second reel changing assembly can be adjacent to the fourth position at least when the tape splicing assembly is located at the fourth position, and the second material breaking piece can break the second material tape attached to the bearing table of the second reel changing assembly;

the first fixing piece of the tape splicing assembly can fix one end of the disconnected second material tape to the switching table of the tape splicing assembly;

when the tape splicing component for fixing the second tape is located at the third position, the first reel changing component can be located at the first position, and the first tape on the bearing platform of the first reel changing component is connected with the second tape on the switching platform of the tape splicing component.

In one of the implementation manners, the tape splicing device further comprises a third driving piece, the third driving piece is arranged on one side, away from the second reel changing assembly, of the switching table, the first fixing piece is arranged on the other side of the switching table, the output end of the third driving piece is connected with the first fixing piece, the first tape or the second tape is allowed to pass through the first fixing piece and the switching table, and the third driving piece can drive the first fixing piece to move relative to the switching table, so that the first fixing piece can enable the first tape or the second tape to be pressed to the switching table.

In one embodiment, the table top of the transfer table is arranged towards the table top of the bearing table of the second reel changing assembly; when the switching platform is located the third position, when the fourth position, the mesa of switching platform can correspond the mesa of the plummer of first roll change subassembly, the mesa of the plummer of second roll change subassembly and laminate mutually to make first material area and second material area be adhesive connection each other.

In one embodiment, the end of the first reel-changing assembly close to the splicing assembly in the first position is flush with the end of the second reel-changing assembly close to the splicing assembly, and the first reel-changing assembly can avoid the splicing assembly moving towards the third position when moving from the first position to the second position.

In one embodiment, the first reel changing assembly and/or the second reel changing assembly further include a fourth driving member and a second fixing member, the fourth driving member is disposed on a side of the carrying platform away from the first material strip or the second material strip, the second fixing member is disposed on the other side of the carrying platform, an output end of the fourth driving member is connected to the second fixing member, and the fourth driving member can drive the second fixing member to move relative to the carrying platform, so that the second fixing member presses the first material strip or the second material strip on the carrying platform.

In one embodiment, the belt splicing device further comprises an auxiliary pressing and fixing assembly, wherein the auxiliary pressing and fixing assembly comprises a fifth driving piece, an auxiliary table, a sixth driving piece and a third fixing piece;

the fifth driving piece is fixedly connected with the bearing table, the fifth driving piece can drive the auxiliary table to reciprocate between a fifth position and a sixth position relative to the bearing table so as to avoid the belt splicing assembly, and the auxiliary table positioned at the fifth position is flush with the bearing table;

the sixth driving piece is located one side, deviating from the second fixing piece, of the auxiliary table, the third fixing piece is arranged on the other side of the auxiliary table, the output end of the sixth driving piece is connected with the third fixing piece, and the sixth driving piece can drive the third fixing piece to move relative to the auxiliary table, so that the third fixing piece can be matched with the second fixing piece to jointly press and fix the first material belt or the second material belt on the bearing table and the auxiliary table.

In one embodiment, the second material cutting member is arranged on one side of the transfer table, which is far away from the bearing table of the second reel changing assembly, the second material cutting member can reach the other side of the transfer table and cut off the first material belt or the second material belt between the transfer table and the bearing table,

the tape splicing device also comprises a third material cutting part, the third material cutting part is arranged towards the bearing table in the second reel changing assembly and can cut off a second material tape on the bearing table in the second reel changing assembly;

the material cutting position of the first material cutting part or the third material cutting part on the bearing table is close to the belt splicing assembly relative to the material cutting position of the second material cutting part on the bearing table.

In one embodiment, the bearing platform is provided with a first avoiding hole and a second avoiding hole, the first avoiding hole and the second avoiding hole are arranged at intervals, the first avoiding hole is relatively close to the belt splicing assembly, the first avoiding hole is used for avoiding the first material breaking piece or the third material breaking piece, and the second avoiding hole is used for avoiding the second material breaking piece.

In one of them implementation, the tape splicing assembly still includes support and gyro wheel, and support fixed connection second driving piece and switching platform, gyro wheel rotate to be connected in the support, and the gyro wheel can laminate first material area or second material area and the removal is taken to first material area or second material of direction.

When the tape splicing component is positioned at the fourth position, the second reel changing component is adjacent to the tape splicing component, the second material breaking component can break the second material belt attached on the bearing platform of the second reel changing component, meanwhile, the first fixing piece fixes one end of the disconnected second material belt to the switching table of the belt connecting component, the belt connecting component moves to the third position, the first reel changing component can be located at the first position, namely, the tape splicing component is adjacent to the first reel changing component, the first material belt on the bearing platform of the first reel changing component is connected with the second material belt on the switching platform of the tape splicing component, relatively, when the tape splicing assembly is located at the third position, the second material cutting member can also cut off the first material tape on the bearing table of the first reel changing assembly located at the first position, and the tape splicing assembly can fix the cut first material tape and move to the fourth position to enable the first material tape to be connected with the second material tape; thereby realize the automatic splicing in material area, avoided traditional artifical splicing, when improving the splicing quality, can promote splicing efficiency greatly, the quantization production of being convenient for is favorable to improving the productivity effect.

The utility model also provides a lithium battery manufacturing system, including electric core, casing and foretell tape splicing device, first material area and/or second material area cladding electric core in the tape splicing device, electric core sets up in the casing.

The utility model provides a lithium battery manufacturing system, it can realize automatic splicing, improves splicing efficiency greatly, does benefit to production.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the belt splicing apparatus of the present invention;

FIG. 2 is a schematic view of a first reel changer of the splicing apparatus shown in FIG. 1;

FIG. 3 is a schematic view of the splicing apparatus of FIG. 1 with the first reel change assembly in a first position;

FIG. 4 is a schematic view of the splicing apparatus of FIG. 1 with the first reel change assembly in a second position;

FIG. 5 is a schematic view of a carrier table portion of the splicing apparatus shown in FIG. 1;

FIG. 6 is a schematic view of the auxiliary press-fixing assembly of the splicing apparatus shown in FIG. 1;

FIG. 7 is a schematic view of the auxiliary pressing and fixing assembly in a fifth position of the splicing apparatus shown in FIG. 1;

FIG. 8 is a schematic view of the auxiliary pressing component of the splicing apparatus shown in FIG. 1 in a sixth position;

FIG. 9 is a schematic view of a first material break in the splicing apparatus of FIG. 1;

FIG. 10 is a schematic view of a third blanking member of the splicing apparatus of FIG. 1;

FIG. 11 is a schematic view of a portion of the splicing assembly of the splicing apparatus of FIG. 1;

FIG. 12 is a schematic view of the tape splicing assembly of FIG. 11 from another perspective;

FIG. 13 is a schematic view of the tape splicing assembly of FIG. 11 from another perspective;

FIG. 14 is a schematic view of the splicing assembly of the splicing apparatus of FIG. 1 in a third position;

FIG. 15 is a schematic view of the splicing assembly of the splicing apparatus of FIG. 1 in a fourth position;

fig. 16 is a schematic flow chart of automatic tape splicing of the tape splicing device shown in fig. 1.

Description of reference numerals:

100. a belt splicing device; 10. a roll change assembly; 11. a first reel change assembly; 12. a second reel change assembly; 13. a first material belt; 14. a second material belt; 15. a bearing table; 151. a through hole; 152. a first avoidance hole; 153. a second avoidance hole; 16. a first driving member; 17. a second fixing member; 18. a fourth drive; 20. cutting off the material; 21. a first material breaking member; 211. a seventh driving member; 212. a first connecting member; 213. a first cutter; 214. a first elastic member; 215. a first abutting member; 22. a third material breaking part; 221. an eighth driving member; 222. a second connecting member; 223. a third cutter; 224. a second elastic member; 225. a second abutting member; 23. a second material breaking piece; 231. a tenth driving member; 232. a second cutter; 30. a second driving member; 40. a splicing component; 41. a transfer station; 42. a third driving member; 43. a first fixing member; 44. a support; 45. a roller; 50. an unwinding assembly; 51. a first unwinding assembly; 52. a second unwinding assembly; 60. an auxiliary press-fixing component; 61. a fifth driving member; 62. an auxiliary table; 63. a sixth driving member; 64. and a third fixing member.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

In order to solve the technical problem of low splicing efficiency in the prior art, the utility model provides a splicing device, which comprises a first driving piece, a second driving piece, a first material breaking piece, a second material breaking piece, a first reel changing assembly, a second reel changing assembly and a splicing assembly; the first roll changing assembly and the second roll changing assembly comprise bearing tables; the belt connecting assembly comprises a switching table and a first fixing piece; the first driving piece can drive the bearing table of the first reel changing assembly to reciprocate between a first position and a second position; the second driving piece can drive the tape splicing assembly to reciprocate between a third position and a fourth position, and the first position is adjacent to the third position; the first material breaking piece can break the first material belt attached to the bearing table of the first reel changing assembly when the first reel changing assembly is located at the second position; the second reel changing assembly can be adjacent to the fourth position at least when the tape splicing assembly is located at the fourth position, and the second material breaking piece can break the second material tape attached to the bearing table of the second reel changing assembly; the first fixing piece of the tape splicing assembly can fix one end of the disconnected second material tape to the switching table of the tape splicing assembly; the first reel changing assembly can be located at the first position at least when the tape splicing assembly for fixing the second tape is located at the third position, and the first tape on the bearing platform of the first reel changing assembly is connected with the second tape on the switching platform of the tape splicing assembly. As described in detail below.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a belt splicing device of the present invention. The utility model provides a tape splicing device 100, tape splicing device 100 set up in equipment system for different material areas of automatic connection improve corresponding equipment system's production efficiency.

In the present embodiment, the tape splicing device 100 is provided in a lithium battery production system; it is understood that in other embodiments, the splicing device 100 may be used in other devices or systems of devices related to splicing material tapes, such as coating machines, winding machines, and laser cutting machines.

The splicing device 100 comprises a reel changing assembly 10, a material cutting member 20, a second driving member 30 and a splicing assembly 40, wherein the second driving member 30 is connected with the splicing assembly 40; the roll changing assembly 10 is used for bearing different material belts, the material breaking member 20 is used for breaking the material belts on the roll changing assembly 10, the second driving member 30 provides driving force for the movement of the tape splicing assembly 40, and the tape splicing assembly 40 is used for realizing the connection between the different material belts.

The reel changing assembly 10 includes a first reel changing assembly 11 and a second reel changing assembly 12, the first reel changing assembly 11 and the second reel changing assembly 12 are disposed at intervals, the first reel changing assembly 11 is used for bearing a first material belt 13, and the second reel changing assembly 12 is used for bearing a second material belt 14.

Referring to fig. 2, fig. 2 is a schematic structural diagram of a first reel changing assembly in the tape splicing apparatus shown in fig. 1. Specifically, the first reel changing assembly 11 includes a bearing platform 15, a first driving member 16, a second fixing member 17 and a fourth driving member 18, the bearing platform 15 is connected to the first driving member 16, the fourth driving member 18 is connected to the bearing platform 15, the second fixing member 17 is connected to the fourth driving member 18, the bearing platform 15 is used for bearing the first material tape 13, the first driving member 16 is used for driving the bearing platform 15 to move, and the second fixing member 17 and the fourth driving member 18 are used for pressing and fixing the first material tape 13 on the bearing platform 15.

Referring to fig. 3 and 4 together, fig. 3 is a schematic structural view of the tape splicing apparatus shown in fig. 1, wherein the first reel changing assembly is at a first position; fig. 4 is a schematic structural view of the first reel-changing assembly in a second position in the splicing apparatus shown in fig. 1. The first driving member 16 is fixedly connected to the external environment, an output end of the first driving member 16 is connected to the carrier 15, and the limit positions of the carrier 15 driven by the first driving member 16 are the first position and the second position, respectively, that is, the first driving member 16 can drive the carrier 15 to reciprocate between the first position and the second position. In the present embodiment, the first position and the second position are at the same level; it is understood that in other embodiments, the first position and the second position may have other spatial relationships.

In this embodiment, the carrier table 15 is substantially rectangular, and the first material tape 13 is inserted from one end of the long side of the rectangular carrier table 15 and is inserted from the other end of the long side, so as to prevent the first material tape 13 from being partially placed outside the carrier table 15, so that the first material tape 13 can be completely carried on the carrier table 15, which is beneficial to the normal operation of the tape splicing device 100; it is understood that in other embodiments, the shape of the platform 15 may be other regular or irregular shapes, as long as the above-mentioned purpose can be achieved.

In this embodiment, the first driving member 16 is an air cylinder, a piston rod of the air cylinder is fixedly connected to the bearing platform 15, so as to drive the bearing platform 15 to move, the output force of the air cylinder is large, the bearing platform 15 can be driven to move stably, and the movement stability of the tape splicing device 100 is further improved, and the air cylinder has good dustproof and waterproof capabilities, can normally operate in a high-temperature or low-temperature environment, can adapt to a poor working environment, and is beneficial to expanding the use environment of the tape splicing device 100; it is understood that in other embodiments, the first driving member 16 may be driven by other types of driving sources, such as an electric motor, and is not limited in particular.

The fourth driving part 18 is arranged on one side of the bearing table 15, which is far away from the first tape 13, the second fixing part 17 is arranged on one side of the bearing table 15, which is close to the first tape 13, the output end of the fourth driving part 18 is fixedly connected with the second fixing part 17, the first tape 13 is positioned between the second fixing part 17 and the bearing table 15, and the fourth driving part 18 can drive the second fixing part 17 to move relative to the bearing table 15; when the first tape 13 is not used up, the fourth driving member 18 drives the second fixing member 17 to be away from the carrying platform 15, so that the first tape 13 can smoothly pass over the carrying platform 15 to enable the tape splicing device 100 to work normally, when the first tape 13 is about to be used up, the fourth driving member 18 can drive the second fixing member 17 to move towards the carrying platform 15, the second fixing member 17 presses and fixes the first tape 13 to the carrying platform 15, and the material breaking member 20 is convenient to break the first tape 13, so that the connection between the first tape 13 and the second tape 14 is continued.

In the present embodiment, the fourth driving member 18 is selected as an air cylinder, and a piston rod of the air cylinder is fixedly connected to the second fixing member 17; it is understood that in other embodiments, the fourth driving member 18 may be another driving member such as a motor.

In this embodiment, the second fixing member 17 is a rectangular plate, and the rectangular plate can stably press and fix the first material belt 13 in a wider range, which is further beneficial to ensure that the material breaking member 20 can break the first material belt 13; it is understood that in other embodiments, the second fixing member 17 may be other fixing plates with regular or irregular shapes.

The second reel changing assembly 12 also comprises a bearing table 15, a second fixed member 17 and a fourth driving member 18, wherein the fourth driving member 18 is connected with the bearing table 15 and the second fixed member 17; the carrier table 15 is used for carrying the second material tape 14, and the fourth driving member 18 and the second fixing member 17 are used for pressing and fixing the second material tape 14 on the carrier table 15.

The connection relationship among the bearing table 15, the second fixing member 17 and the fourth driving member 18 in the second reel changing assembly 12 is the same as the connection relationship among the bearing table 15, the second fixing member 17 and the fourth driving member 18 in the first reel changing assembly 11, specifically, the fourth driving member 18 is arranged on one side of the bearing table 15 departing from the second tape 14, the second fixing member 17 is arranged on one side of the bearing table 15 close to the second tape 14, the output end of the fourth driving member 18 is fixedly connected with the second fixing member 17, the second tape 14 is arranged between the second fixing member 17 and the bearing table 15, and the fourth driving member 18 can drive the second fixing member 17 to move relative to the bearing table 15; when the second tape 14 is not used up, the fourth driving member 18 drives the second fixing member 17 to be away from the carrying platform 15, so that the second tape 14 can smoothly pass over the carrying platform 15 to enable the tape splicing device 100 to work normally, when the second tape 14 is about to be used up, the fourth driving member 18 can drive the second fixing member 17 to move towards the carrying platform 15, the second fixing member 17 presses and fixes the second tape 14 to the carrying platform 15, and the material breaking member 20 is convenient to break the second tape 14, so that the connection between the first tape 13 and the second tape 14 is continued.

In the present embodiment, the horizontal position of the second reel changing assembly 12 is relatively lower than the horizontal position of the first reel changing assembly 11, and the tape splicing assembly 40 can connect the first tape 13 and the second tape 14 by moving relative to the second reel changing assembly 12 and the first reel changing assembly 11 and respectively splicing with the second reel changing assembly 12 and the first reel changing assembly 11, but it is understood that in other embodiments, the second reel changing assembly 12 and the first reel changing assembly 11 may have other spatial positional relationships.

It should be noted that, in the present embodiment, the bearing platform 15 of the second reel changing assembly 12 is fixed relative to the external environment, that is, a driving member connected to the bearing platform 15 is not disposed in the second reel changing assembly 12, so that while the normal automatic tape splicing is ensured, the investment cost is reduced, and the economic benefit is improved; it is understood that in other embodiments, the second reel changing assembly 12 may be identical to the first reel changing assembly 11, i.e. the carriage 15 in the second reel changing assembly 12 may also be moved by the driving member.

The splicing device 100 further comprises an unwinding assembly 50, and the unwinding assembly 50 is used for mounting the material belt. Specifically, the unwinding assembly 50 includes a first unwinding assembly 51 and a second unwinding assembly 52, the first unwinding assembly 51 is disposed corresponding to the first reel changing assembly 11, the first unwinding assembly 51 is used for installing the first material belt 13, the first material belt 13 can pass through the bearing table 15 of the first reel changing assembly 11 to be used, similarly, the second unwinding assembly 52 is disposed corresponding to the second reel changing assembly 12, the second unwinding assembly 52 is used for installing the second material belt 14, and the second material belt 14 can pass through the bearing table 15 of the second reel changing assembly 12 to be used.

Referring to fig. 5, fig. 5 is a schematic structural view of a carrier stage of the tape splicing apparatus shown in fig. 1. The splicing device 100 further comprises an adsorption component for further stabilizing the material strip on the carrier table 15. Specifically, through-hole 151 has all been seted up to plummer 15 among the first reel changing subassembly 11 and plummer 15 among the second reel changing subassembly 12, plummer 15 deviates from one side of first material area 13 among the first reel changing subassembly 11, plummer 15 deviates from one side of second material area 14 among the second reel changing subassembly 12 all is equipped with adsorption component, adsorption component can carry out convulsions through-hole 151 to corresponding plummer 15, thereby exert suction to the material area on plummer 15, make first material area 13 can adsorb on plummer 15 among the first reel changing subassembly 11, second material area 14 can adsorb on plummer 15 among the second reel changing subassembly 12, thereby strengthen the stability in the fixed material area of splicing apparatus 100, be favorable to material breaking 20 to carry out the material breaking, further be favorable to the smooth connection in follow-up different material areas. The adsorption component can be a suction fan or the like.

Referring to fig. 6, fig. 6 is a schematic structural view of an auxiliary pressing component in the belt splicing apparatus shown in fig. 1. The tape splicing device 100 further comprises an auxiliary pressing and fixing assembly 60, the auxiliary pressing and fixing assembly 60 comprises a fifth driving element 61, an auxiliary table 62, a sixth driving element 63 and a third fixing element 64, the fifth driving element 61 and the sixth driving element 63 are connected with the auxiliary table 62, the third fixing element 64 is connected with the sixth driving element 63, the fifth driving element 61 provides power for the movement of the auxiliary table 62, the auxiliary table 62 is used for bearing the tape, and the sixth driving element 63 and the third fixing element 64 are used for pressing and fixing the tape.

Referring to fig. 7 and 8 together, fig. 7 is a schematic structural view illustrating the auxiliary pressing and fixing element of the tape splicing apparatus shown in fig. 1 being in a fifth position; fig. 8 is a structural diagram illustrating the auxiliary pressing component in a sixth position in the belt splicing apparatus shown in fig. 1. The fifth driving element 61 is fixedly connected to the bearing table 15, the output end of the fifth driving element 61 is connected to the auxiliary table 62, the sixth driving element 63 fixes one side of the auxiliary table 62 away from the second fixing element 17, the third fixing element 64 is arranged on one side of the auxiliary table 62 close to the second fixing element 17, and the output end of the sixth driving element 63 is connected to the third fixing element 64; and the fifth driving member 61 can drive the auxiliary table 62 to reciprocate between the fifth position and the sixth position relative to the bearing table 15, when the first reel changing assembly 11 or the second reel changing assembly 12 is in a standby state, the auxiliary table 62 in the auxiliary press-fixing assembly 60 connected with the bearing table 15 is located at the fifth position, at this time, the auxiliary table 62 is flush with the bearing table 15, the material belt to be connected on the bearing table 15 is carried on the bearing table 15 and the auxiliary table 62, and the sixth driving member 63 can drive the third fixing member 64 to move relative to the auxiliary table 62, so that the third fixing member 64 can cooperate with the second fixing member 17 to press and fix the material belt together, thereby further ensuring that the material belt is stably fixed to the bearing table 15, being beneficial to smoothly disconnecting the material belt by the material disconnecting member 20, and facilitating subsequent automatic belt splicing.

It should be noted that the fifth and sixth positions of the auxiliary table 62 connected to the first reel change assembly 11 are different from the fifth and sixth positions of the auxiliary table 62 connected to the second reel change assembly 12 with respect to the carrier table 15 correspondingly connected to the auxiliary table 62.

In the present embodiment, the fifth driving element 61 and the sixth driving element 63 are both air cylinders, thereby ensuring stable transmission; it is understood that in other embodiments, other driving sources such as motors can be used for the fifth driving element 61 and the sixth driving element 63.

The material breaking member 20 includes a first material breaking member 21 and a third material breaking member 22, the first material breaking member 21 is disposed corresponding to the first reel changing assembly 11 and is used for breaking the first material strap 13 on the bearing platform 15 in the first reel changing assembly 11, and the third material breaking member 22 is disposed corresponding to the second reel changing assembly 12 and is used for breaking the second material strap 14 on the bearing platform 15 in the second reel changing assembly 12.

Referring to fig. 9, fig. 9 is a schematic structural view of a first material breaking member in the tape splicing apparatus shown in fig. 1. Specifically, the first material cutting member 21 is relatively disposed above the plummer 15 in the first reel changing assembly 11, the first material cutting member 21 includes a seventh driving member 211, a first connecting member 212, a first cutter 213, a first elastic member 214 and a first abutting member 215, one side of the first connecting member 212 is fixedly connected to an output end of the seventh driving member 211, the other side of the first connecting member 212 is fixedly connected to the first cutter 213, the first abutting member 215 is slidably connected to the first connecting member 212, the first cutter 213 is located between the first connecting member 212 and the first abutting member 215, and two ends of the first elastic member 214 are respectively connected to the first connecting member 212 and the first abutting member 215; when the first material breaking member 21 breaks the first material belt 13, the output end of the seventh driving member 211 drives the first connecting member 212 to move toward the bearing table 15, the first connecting member 212 drives the first cutter 213 to move, the first abutting member 215 abuts against the first material belt 13 to the bearing table 15, the seventh driving member 211 enables the first connecting member 212 to overcome the elastic force of the first elastic member 214 to move toward the first abutting member 215, the first cutter 213 reaches the other side of the first abutting member 215, and the first material belt 13 between the first abutting member 215 and the bearing table 15 is cut off; so set up, first support and lean on a 215 earlier the solid first material area 13 of pressure to make first cutter 213 can be better to first material area 13 application of force, be favorable to guaranteeing that first disconnected material 21 is smooth and easy, regularly breaks off first material area 13, makes things convenient for follow-up area that connects, improves simultaneously and connects the area quality.

Referring to fig. 10, fig. 10 is a schematic structural view of a third material breaking member in the tape splicing apparatus shown in fig. 1. The third material breaking member 22 is disposed toward the plummer 15 in the second reel changing assembly 12, the third material breaking member 22 includes an eighth driving member 221, a second connecting member 222, a third cutter 223, a second elastic member 224 and a second abutting member 225, and the connection manner of the third material breaking member 22 is the same as that of the first material breaking member 21, specifically, one side of the second connecting member 222 is fixedly connected to an output end of the eighth driving member 221, the other side of the second connecting member 222 is fixedly connected to the third cutter 223, the second abutting member 225 is slidably connected to the second connecting member 222, the third cutter 223 is located between the second connecting member 222 and the second abutting member 225, and two ends of the second elastic member 224 are respectively connected to the second connecting member 222 and the second abutting member 225; therefore, when the second material breaking member 23 breaks the second material belt 14, the output end of the eighth driving member 221 drives the second connecting member 222 to move toward the bearing table 15, the second connecting member 222 drives the third cutter 223 to move, the second abutting member 225 abuts against the second material belt 14 to the bearing table 15, the eighth driving member 221 enables the second connecting member 222 to overcome the elastic force of the second elastic member 224 and move toward the second abutting member 225, the third cutter 223 reaches the other side of the second abutting member 225, and the second material belt 14 between the second abutting member 225 and the bearing table 15 is cut off.

In the present embodiment, the seventh driver 211 and the eighth driver 221 are cylinders; it is understood that, in other embodiments, the seventh driving element 211 and the eighth driving element 221 may be other driving sources such as a motor.

Referring to fig. 11, 12 and 13, fig. 11 is a schematic structural view of a belt connecting assembly portion of the belt connecting device shown in fig. 1; FIG. 12 is a schematic view of the tape splicing assembly of FIG. 11 from another perspective; fig. 13 is a schematic structural view of the belt assembly shown in fig. 11 from another perspective. The tape splicing assembly 40 comprises a transfer table 41, a third driving element 42, a first fixing element 43, a support 44 and a roller 45, wherein the transfer table 41 is arranged towards the bearing table 15 in the second reel changing assembly 12, the third driving element 42 is arranged on one side of the transfer table 41 far away from the bearing table 15 in the second reel changing assembly 12, the first fixing element 43 is arranged on one side of the transfer table 41 close to the bearing table 15 in the second reel changing assembly 12, the output end of the third driving element 42 is connected with the first fixing element 43, and the third driving element 42 can drive the first fixing element 43 to move relative to the transfer table 41, so that under the driving of the third driving element 42, the first fixing element 43 can clamp the cut first tape 13 or second tape 14 to the transfer table 41, and the connection between the subsequent second tape 14 and the first tape 13 is facilitated; the support 44 is fixedly connected with the second driving element 30 and the adapting table 41, the roller 45 is rotatably connected to the support 44, the roller 45 can be attached to the first material belt 13 or the second material belt 14 and guides the first material belt 13 or the second material belt 14 to move, and normal use of the first material belt 13 or the second material belt 14 is facilitated.

In the present embodiment, the third driver 42 is a cylinder; it will be appreciated that in other embodiments, the third drive member 42 may be an electric motor or other power source.

In this embodiment, the first fixing member 43 is a fixing plate, and the third driving member 42 drives the fixing plate to clamp the tape; it is understood that in other embodiments, the tape splicing assembly 40 may also eliminate the third driving element 42 and set the first fixing element 43 as an absorption element, so that the switching table 41 can absorb and fix the tape by the absorption element, and the tape splicing assembly 40 can also move the tape.

Referring to fig. 9, the tape splicing apparatus 100 further includes a second material breaking member 23, the second material breaking member 23 is configured to break the first tape 13 or the second tape 14 that is about to be used up, the second material breaking member 23 is disposed on a side of the transfer table 41 away from the bearing table 15 of the second reel changing assembly 12, the second material breaking member 23 can reach another side of the transfer table 41 and break the first tape 13 or the second tape 14 between the transfer table 41 and the bearing table 15, specifically, the second material breaking member 23 includes a tenth driving member 231 and a second cutting knife 232, the tenth driving member 231 is fixedly connected to the transfer table 41, an output end of the tenth driving member 231 is connected to the second cutting knife 232, and the tenth driving member 231 can drive the second cutting knife 232 to move relative to the transfer table 41 and cut off the tapes.

In the first reel changing assembly 11, the material cutting position of the first material cutting member 21 on the bearing platform 15 is close to the belt splicing assembly 40 relative to the material cutting position of the second material cutting member 23 on the bearing platform 15; in the second reel changing assembly 12, the material cutting position of the third material cutting member 22 on the bearing platform 15 is close to the belt splicing assembly 40 relative to the material cutting position of the second material cutting member 23 on the bearing platform 15; the first avoidance hole 152 and the second avoidance hole 153 are formed in the bearing table 15, the first avoidance hole 152 and the second avoidance hole 153 are arranged at intervals, the first avoidance hole 152 is relatively close to the splicing assembly 40, the first avoidance hole 152 is used for avoiding the first cutter 213 in the first material breaking part 21 or the third cutter 223 in the third material breaking part 22, and the second avoidance hole 153 is used for avoiding the second cutter 232 in the second material breaking part 23, so that the material belt broken by the second material breaking part 23 and the material belt broken by the first material breaking part 21 or the third material breaking part 22 are connected in an overlapped mode, and connection between the first material belt 13 and the second material belt 14 is facilitated.

In another embodiment, the splicing device 100 can also eliminate the third material breaking member 22, the second material breaking member 23 is disposed toward the bearing platform 15 of the second reel changing assembly 12, and the second material breaking member 23 can move and respectively fit the first avoiding hole 152 and the second avoiding hole 153 of the bearing platform 15 in the second reel changing assembly 12; of course, in other embodiments, the second material-cutting member 23 may be eliminated from the splicing apparatus 100, the third material-cutting member 22 is disposed toward the transfer table 41, and the third material-cutting member 22 can move and respectively fit into the first avoiding hole 152 and the second avoiding hole 153 of the bearing table 15 in the second reel changing assembly 12, which can also achieve the above-mentioned purpose.

Referring to fig. 14 and 15, fig. 14 is a schematic structural view of a belt splicing assembly in the belt splicing apparatus shown in fig. 1 at a third position; FIG. 15 is a schematic view of the splicing assembly of the splicing apparatus of FIG. 1 in a fourth position. The second driving member 30 is connected with the support 44, the second driving member 30 can drive the whole splicing assembly 40 to reciprocate between a third position and a fourth position through the driving support 44, wherein the third position is adjacent to the first position, when the splicing assembly 40 is located at the third position, the switching table 41 can be attached to the bearing table 15 in the first reel changing assembly 11 at the first position, when the splicing assembly 40 is located at the fourth position, the switching table 41 can be attached to the bearing table 15 in the second reel changing assembly 12, so that the switching table 41 can be respectively attached to different bearing tables 15, the material belt on the switching table 41 can be bonded to the material belt on the bearing table 15, and the connection of the first material belt 13 and the second material belt 14 is realized.

It should be noted that the end of the first reel-changing assembly 11 close to the splicing assembly 40 in the first position is flush with the end of the second reel-changing assembly 12 close to the splicing assembly 40, and the first reel-changing assembly 11 moving from the first position to the second position can avoid the splicing assembly 40 moving to the third position; when the second material belt 14 in the second unwinding assembly 52 is about to be used up, the splicing assembly 40 can fix the disconnected second material belt 14 to the adapting table 41 and can smoothly move to the third position, and the adapting table 41 in the splicing assembly 40 can be attached to the carrier table 15 in the first reel changing assembly 11 which moves from the second position to the first position, so that the second material belt 14 and the first material belt 13 are bonded and connected with each other; when the first material belt 13 in the first unwinding assembly 51 is about to be used up, the splicing assembly 40 can fix the disconnected first material belt 13 to the adapting table 41, the first reel changing assembly 11 moves from the first position to the second position, the splicing assembly 40 can smoothly move to the fourth position, and the adapting table 41 in the splicing assembly 40 can be attached to the bearing table 15 in the second reel changing assembly 12, so that the first material belt 13 and the second material belt 14 are connected in an adhering manner, and automatic splicing is realized.

Referring to fig. 16, fig. 16 is a schematic view illustrating an automatic tape splicing process of the tape splicing apparatus shown in fig. 1. The utility model discloses an automatic tape splicing process of splicing apparatus 100 roughly as follows:

the second unwinding assembly 52 is taken as an active material belt, and the first unwinding assembly 51 is taken as a standby material belt. Because the second material belt 14 is in use, the auxiliary pressing and fixing component 60 connected with the second reel changing component 12 is located at the sixth position, the tape splicing component 40 is located at the fourth position, the transfer table 41 in the tape splicing component 40 is attached to the carrying table 15 in the second reel changing component 12, the second material breaking component 23 breaks the second material belt 14, the third driving component 42 drives the second fixing component 17 to press and fix the broken second material belt 14 to the transfer table 41, the second driving component 30 drives the tape splicing component 40 to move towards the third position, the first reel changing component 11 moves from the first position to the second position so as to avoid the tape splicing component 40, the first material belt 13 in the first reel changing component 11 is adsorbed to the carrying table 15 by the adsorption component, meanwhile, the fourth driving component 18 connected with the first reel changing component 11 drives the second driving component 17 to press and fix the carrying table 15 by the first material belt 13, and the auxiliary pressing and fixing component 60 connected with the first reel changing component 11 is located at the fifth position, and cooperate the second mounting 17 to press the bearing platform 15 with the first material belt 13, the first material strip 13 on the bearing platform 15 is cut off to the first material-breaking piece 21, the supplementary firm subassembly 60 of pressing moves to the sixth position from the fifth position, the first reel change subassembly 11 moves to the first position from the second position, the switching platform 41 in the splicing assembly 40 in the third position is laminated with the bearing platform 15 in the first reel change subassembly 11 in the first position, the second material belt 14 on the switching platform 41 is adhered with the first material belt 13 on the bearing platform 15 by self-viscidity, thus realize automatic splicing.

The utility model provides a splicing device can realize the automatic splicing in material area, has avoided traditional artifical splicing, when improving the splicing quality, can promote splicing efficiency greatly, and the quantization production of being convenient for is favorable to improving the productivity effect.

The utility model also provides a lithium battery manufacturing system, including electric core, casing and foretell tape splicing device 100, first material area 13 and/or the 14 cladding electric cores are taken to the second material in the tape splicing device 100, and electric core sets up in the casing. The utility model provides a lithium battery manufacturing system, it can realize automatic splicing, improves splicing efficiency greatly, does benefit to production.

Furthermore, in the present invention, unless otherwise expressly specified or limited, the terms "connected," "stacked," and the like are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A splicing device, comprising:

a first driving member and a second driving member;

the first material breaking part and the second material breaking part;

the roll changing device comprises a first roll changing assembly and a second roll changing assembly, wherein the first roll changing assembly and the second roll changing assembly comprise bearing tables;

wherein the content of the first and second substances,

the second driving piece can drive the tape splicing assembly to move back and forth between a third position and a fourth position, and the first position is adjacent to the third position;

the first material breaking piece can break the first material belt attached to the bearing table of the first roll changing assembly when the first roll changing assembly is located at the second position;

the second roll changing assembly can be adjacent to the fourth position at least when the tape splicing assembly is located at the fourth position, and the second material breaking piece can break a second material tape attached to the bearing table of the second roll changing assembly;

the first fixing piece of the tape splicing assembly can fix one end of the disconnected second material tape to the adapter table of the tape splicing assembly;

when the tape splicing assembly for fixing the second material tape is located at the third position, the first reel changing assembly can be located at the first position, and the first material tape on the bearing platform of the first reel changing assembly is connected with the second material tape on the switching platform of the tape splicing assembly.

2. The splicing apparatus according to claim 1, further comprising a third driving member, wherein the third driving member is disposed on a side of the transfer station facing away from the second reel changing assembly, the first fixing member is disposed on another side of the transfer station, an output end of the third driving member is connected to the first fixing member, the first or second material strap is allowed to pass through between the first fixing member and the transfer station, and the third driving member can drive the first fixing member to move relative to the transfer station, so that the first fixing member can press the first or second material strap against the transfer station.

3. The splicing apparatus of claim 1, wherein a deck of said adapter station is disposed toward a deck of said carrier station of said second reel change assembly; when the switching platform is located at the third position and the fourth position, the table top of the switching platform can be correspondingly attached to the table top of the bearing table of the first reel changing assembly and the table top of the bearing table of the second reel changing assembly, so that the first material belt and the second material belt are connected in an adhering mode.

4. The splicing apparatus of claim 1, wherein an end of said first reel change assembly proximate said splicing assembly in said first position is flush with an end of said second reel change assembly proximate said splicing assembly, said first reel change assembly being movable from said first position toward said second position to bypass said splicing assembly moving toward said third position.

5. The splicing apparatus according to claim 1, wherein the first reel changing assembly and/or the second reel changing assembly further includes a fourth driving member and a second fixing member, the fourth driving member is disposed on a side of the loading platform facing away from the first material tape or the second material tape, the second fixing member is disposed on another side of the loading platform, an output end of the fourth driving member is connected to the second fixing member, and the fourth driving member can drive the second fixing member to move relative to the loading platform, so that the second fixing member presses the first material tape or the second material tape on the loading platform.

6. The splicing apparatus of claim 5, further comprising an auxiliary staking assembly, said auxiliary staking assembly including a fifth drive member, an auxiliary table, a sixth drive member, and a third securing member;

the fifth driving piece is fixedly connected relative to the bearing table, the fifth driving piece can drive the auxiliary table to reciprocate between a fifth position and a sixth position relative to the bearing table so as to avoid the belt splicing assembly, and the auxiliary table located at the fifth position is flush with the bearing table;

the sixth driving piece is located the auxiliary table is away from one side of the second fixing piece, the third fixing piece is arranged on the other side of the auxiliary table, the output end of the sixth driving piece is connected with the third fixing piece, and the sixth driving piece can drive the third fixing piece to move relative to the auxiliary table, so that the third fixing piece can be matched with the second fixing piece to press and fix the bearing table and the first material belt or the second material belt on the auxiliary table together.

7. The splicing apparatus according to claim 1, wherein said second material severing member is disposed on a side of said adapter station facing away from said carrier station of said second reel change assembly, said second material severing member being capable of reaching another side of said adapter station and severing the first or second strip of material disposed between said adapter station and said carrier station,

the tape splicing device further comprises a third material cutting part, the third material cutting part is arranged towards the bearing table in the second reel changing assembly, and can cut off a second material tape on the bearing table in the second reel changing assembly;

the material cutting positions of the first material cutting part and the third material cutting part on the bearing table are close to the belt splicing assembly relative to the material cutting positions of the second material cutting part on the bearing table.

8. The splicing device according to claim 7, wherein a first avoiding hole and a second avoiding hole are formed in the carrier, the first avoiding hole and the second avoiding hole are arranged at an interval, the first avoiding hole is relatively close to the splicing assembly, the first avoiding hole is used for avoiding the first material breaking piece or the third material breaking piece, and the second avoiding hole is used for avoiding the second material breaking piece.

9. The splicing apparatus of claim 1, wherein said splicing assembly further comprises a support and a roller, said support is fixedly connected to said second driving member and said adapter, said roller is rotatably connected to said support, said roller can engage with and guide said first or second material strips.

10. A lithium battery manufacturing system, comprising a battery cell and a casing, wherein the lithium battery manufacturing system further comprises the tape splicing device according to any one of claims 1 to 9, wherein the battery cell is covered by the first tape and/or the second tape in the tape splicing device, and the battery cell is disposed in the casing.