CN218731166U

CN218731166U - Pad pasting structure for protecting battery core

Info

Publication number: CN218731166U
Application number: CN202222187290.8U
Authority: CN
Inventors: 潘延庆
Original assignee: Xianhui Automation Technology Wuhan Co ltd
Current assignee: Xianhui Automation Technology Wuhan Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-03-24
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses a pad pasting structure that electric core protection was used, the subassembly that unreels including the membrane, the subassembly back that unreels of membrane is provided with the curb plate, the positive top left side of curb plate is installed membrane release and is ended determine module, the positive mid-mounting of curb plate has piping drum assembly, the positive right side middle part fixedly connected with sensor assembly of curb plate, curb plate back right side fixedly connected with gusset, curb plate back bottom is provided with synchronous pulley subassembly, the positive bottom middle part of curb plate is provided with sticky tape recovery subassembly, the positive middle part of curb plate is provided with cylinder buffer memory subassembly, curb plate back left side is provided with the step-by-step servo motor subassembly of integrated form. The utility model discloses in, it is more accurate to fix a position when carrying out pad pasting technology to electric core and handling, can not return because of reaction force after the cut-off knife cuts the membrane and contracts, and the membrane atress is more reasonable, and the live time is longer, and the qualification rate is higher during the pad pasting, and the fault-tolerant rate is high, changes the membrane and rolls up or the part is simple more swift.

Description

Pad pasting structure for protecting battery core

Technical Field

The utility model relates to an electricity core technical field especially relates to a pad pasting structure of electricity core protection usefulness.

Background

The battery cell refers to a single electrochemical battery cell containing a positive electrode and a negative electrode, and is generally not directly used. The battery is different from a battery which comprises a protection circuit and a shell and can be directly used. The composition of the lithium ion secondary rechargeable battery is as follows: and the battery cell and the protection circuit board. The battery core is formed by removing the protective circuit board from the rechargeable battery. Which is the storage portion in the rechargeable battery. The quality of the battery core directly determines the quality of the rechargeable battery. In the field of new energy power battery modules, in order to prevent short circuit caused by contact between a battery and metal, a battery core needs to be subjected to film pasting process treatment in the module forming process.

The film sticking process treatment of the current film sticking mechanism is that after a film is stuck and cut, the film is easy to retract backwards, the film needs to be pulled again and repositioned when the next film sticking action is carried out, the NG rate is high, the action is complicated, the abrasion of parts is increased, and the defects can be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of retraction of the membrane in the prior art, and providing a pad pasting structure for protecting an electric core.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a pad pasting structure that electric core protection was used, includes the subassembly that unreels of membrane, the subassembly back that unreels of membrane is provided with the curb plate, the positive top left side of curb plate is installed membrane release and is ended the determine module, the positive mid-mounting of curb plate has piping drum assembly, the positive right side middle part fixedly connected with sensor assembly of curb plate, curb plate back right side fixedly connected with gusset, curb plate back bottom is provided with synchronous pulley subassembly, the positive bottom middle part of curb plate is provided with sticky tape recovery subassembly, the positive middle part of curb plate is provided with cylinder buffer memory subassembly, curb plate back left side is provided with integrated form step-by-step servo motor subassembly, curb plate back bottom fixedly connected with installation floor, curb plate back bottom right side is provided with the pulley subassembly, pulley subassembly inner circle is connected with one-way synchronizing wheel, curb plate back top right side is provided with the proximity switch subassembly of cylinder buffer memory subassembly, the membrane release is ended the determine module back and is provided with the proximity switch subassembly that membrane release ended the determine module, curb plate back left side fixedly connected with fixed gusset, the subassembly that unreels of membrane has the electric core membrane.

The unwinding assembly of the membrane comprises a pentagonal handle, a front check ring, an air expansion shaft, a spring washer, a rear check ring, a front baffle, a rear baffle, a bearing seat, a precise locking nut, a quick connector and a flat key, wherein the pentagonal handle is connected to the front check ring in a threaded manner, the front baffle is sleeved on the front side of an outer ring of the air expansion shaft, the air expansion shaft is rotatably connected to the middle of the left side of the front side of a side plate, the spring washer is sleeved on the front side of the outer ring of the air expansion shaft at the back of the front check ring, the rear baffle is sleeved on the back side of the rear check ring of the outer ring of the air expansion shaft, the inner ring of the bearing seat is fixedly connected to the back of the outer ring of the air expansion shaft, the precise locking nut is connected to the back of the outer ring of the air expansion shaft in a threaded manner, the quick connector is connected to the back of the air expansion shaft in a threaded manner, and the flat key is arranged on the outer ring of the quick connector.

Preferably, membrane release finishes the determine module and includes guide arm, swing arm, bolt, knob plunger, polyurethane rubber coating bearing, external screw thread fixed type, the short type bearing frame of buckle ring duplex bearing and mounting panel, the guide arm rotates to be connected in the positive top of mounting panel, swing arm fixed connection is positive in the guide arm, bolt threaded connection is in the positive top of swing arm, knob plunger threaded connection is in the positive left side top of curb plate, polyurethane rubber coating bearing inner circle fixed connection is in the positive bottom of swing arm, external screw thread fixed type threaded connection is in the positive bottom of swing arm, the short type bearing frame inner circle fixed connection of buckle ring duplex bearing is in the guide arm back, the positive bottom of mounting panel is installed in curb plate back top left side.

Preferably, the rear retainer ring is fixed on the front baffle plate through bolts, so that the rear retainer ring is fixed.

Preferably, the front face of the inflatable shaft sequentially penetrates through the front baffle, the rear retainer ring, the spring washer and the front retainer ring, and the pentagonal handle is in threaded connection with the inflatable shaft so as to be locked and fixed.

Preferably, the flat key is embedded in a key slot in the integrated stepping servo motor assembly so as to drive the film unwinding assembly to perform a rotating motion.

Preferably, the electric core film passes through the piping roller assembly and is attached to the surface of the roller, so that the friction force is increased, the slipping phenomenon is avoided, and the electric core film is released at a required speed.

Preferably, the sensor assembly is provided with a sensor and a reflection plate and is respectively positioned at the left side and the right side of the cell membrane path so as to judge whether a membrane exists in the middle, and if not, the operation of the equipment is stopped.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, it is more accurate to fix a position when carrying out pad pasting technology to electric core and handling, can not return because of reaction force after the cut-off knife cuts the membrane and contracts, and the membrane atress is more reasonable, and the live time is longer, and the qualification rate is higher during the pad pasting, and the fault-tolerant rate is high, changes the membrane and rolls up or the part is simple more swift.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the front three-dimensional structure of the present invention;

fig. 2 is a schematic view of the back three-dimensional structure of the present invention.

Illustration of the drawings:

1. an unwinding assembly for the film; 101. a pentagonal handle; 102. a front retainer ring; 103. an air expansion shaft; 104. a spring washer; 105. a rear retainer ring; 106. a front baffle; 107. a tailgate; 108. a bearing seat; 109. a precision lock nut; 110. a quick connector; 111. a flat bond; 2. an end of membrane release detection assembly; 201. a guide bar; 202. swinging arms; 203. a bolt; 204. a knob plunger; 205. a polyurethane encapsulated bearing; 206. external thread fixing type; 207. a belt buckle ring double-bearing short type bearing seat; 208. mounting a plate; 3. a side plate; 4. a piping drum assembly; 5. a sensor assembly; 6. a rib plate; 7. a synchronous pulley assembly; 10. an adhesive tape recovery assembly; 11. a roller buffer assembly; 12. an integrated stepping servo motor assembly; 13. installing a floor; 14. a pulley assembly; 15. a one-way synchronizing wheel; 16. a proximity switch assembly of the roller buffer assembly; 17. a proximity switch assembly of the membrane release end detection assembly; 18. fixing a rib plate; 19. an electrical core membrane.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present application provides a technical solution: the utility model provides a pad pasting structure that electric core protection was used, including the subassembly 1 that unreels of membrane, the subassembly 1 that unreels of membrane includes pentagonal handle 101, front retainer 102, inflatable shaft 103, spring washer 104, back retaining ring 105, front baffle 106, backplate 107, bearing frame 108, accurate lock nut 109, quick connector 110 and parallel key 111, pentagonal handle 101 threaded connection is in front retainer 102, front retainer 102 cup joints in inflatable shaft 103 outer lane front, inflatable shaft 103 rotates to be connected in the middle part of the front left side of curb plate 3, spring washer 104 cup joints in inflatable shaft 103 outer lane front at the back of front retainer 102, back retaining ring 105 cup joints in inflatable shaft 103 outer lane at the back of spring washer 104, front baffle 106 cup joints in inflatable shaft 103 outer lane at the back of back retaining ring 105, back retaining ring 105 passes through the bolt fastening on front baffle 106, so that back retaining ring 105 is fixed, inflatable shaft 103 passes front baffle 106 in proper order, back retaining ring 105, spring washer 104 and front retaining ring 102, and front retaining ring 105 are connected in the inflatable shaft 103 threaded connection in the back of back retaining ring 105, and the handle 101 threaded connection is in the inflatable shaft 103, so that the back retaining ring is connected in the inflatable shaft 108, the back of the nut 111, the inflatable shaft 103 is connected in the back of the accurate lock nut 109, inflatable shaft 103, inflatable shaft 108, the back of the screw thread of the quick connector 110, the inflatable shaft 103, the front retaining ring 103.

The back of the film unreeling assembly 1 is provided with a side plate 3, the left side of the front top of the side plate 3 is provided with a film release completion detection assembly 2, the film release completion detection assembly 2 comprises a guide rod 201, a swing arm 202, a bolt 203, a knob plunger 204, a polyurethane rubber-coated bearing 205, an external thread fixing type 206, a short bearing seat 207 with a buckle ring double bearing and a mounting plate 208, the guide rod 201 is rotatably connected to the front top of the mounting plate 208, the swing arm 202 is fixedly connected to the front of the guide rod 201, the bolt 203 is in threaded connection to the front top of the swing arm 202, the knob plunger 204 is in threaded connection to the front left top of the side plate 3, an inner ring of the polyurethane rubber-coated bearing 205 is fixedly connected to the front bottom of the swing arm 202, the external thread fixing type 206 is in threaded connection to the front bottom of the swing arm 202, the inner ring double bearing seat 207 is fixedly connected to the back of the guide rod 201, and the front bottom of the mounting plate 208 is mounted on the left side of the back top of the side plate 3.

A piping roller component 4 is arranged in the middle of the front of the side plate 3, a sensor component 5 is fixedly connected in the middle of the right side of the front of the side plate 3, a rib plate 6 is fixedly connected in the right side of the back of the side plate 3, a synchronous pulley component 7 is arranged at the bottom of the back of the side plate 3, a rubber belt recovery component 10 is arranged in the middle of the bottom of the front of the side plate 3, a roller buffer component 11 is arranged in the middle of the front of the side plate 3, an integrated stepping servo motor component 12 is arranged at the left side of the back of the side plate 3, a flat key 111 is embedded into a key groove in the integrated stepping servo motor component 12 so as to drive the unwinding component 1 of the film to rotate, a mounting floor 13 is fixedly connected at the bottom of the back of the side plate 3, a belt pulley component 14 is arranged at the right side of the bottom of the back of the side plate 3, and an inner ring of the belt pulley component 14 is connected with a one-way synchronous wheel 15, the left side and the right side of the back of the side plate 3 are provided with a proximity switch assembly 16 of the roller buffer assembly, the back of the membrane release end detection assembly 2 is provided with a proximity switch assembly 17 of the membrane release end detection assembly, the left side of the back of the side plate 3 is fixedly connected with a fixed rib plate 18, the membrane unreeling assembly 1 is wound with a core membrane 19, the core membrane 19 penetrates through the distribution pipe roller assembly 4 and is tightly attached to the surface of a roller, the friction force is increased, the slipping phenomenon cannot occur, the core membrane 19 is helped to be released at the required speed, the sensor assembly 5 is provided with a sensor and a reflection plate and is respectively positioned on the left side and the right side of the path of the core membrane 19, so that whether the membrane exists in the middle of judgment or not is judged, and if not, the equipment can be stopped.

The mechanism is more accurate in positioning when the film pasting process treatment is carried out on the battery cell, the film can not retract due to reaction force after the film is cut by the cutter, the film is more reasonable in stress, the service life is longer, the qualified rate is higher during film pasting, the fault tolerance rate is high, and the replacement of a film roll or a part is simpler and faster.

In the actual operation process, when the device is used, the pentagonal handle 101 is unscrewed, the film roll is installed and screwed after being installed, at the moment, the quick connector 110 is ventilated, the air expansion shaft 103 is expanded, the shaft and the film roll are always tightly combined to increase the friction force, the integrated stepping servo motor assembly 12 rotates, the force is transmitted to the air expansion shaft 103 through the flat key 110, the air expansion shaft 103 rotates along with the air expansion shaft 103, the roll is released outwards, the film starts to be released along with the rotation of the film roll, the film roll becomes thinner and thinner, the position of the polyurethane rubber-coated bearing 205 also changes slowly, the bolt 203 changes along with the air expansion shaft, when the approach switch assembly 17 of the film release end detection assembly detects a signal, the film roll is about to be used up, and the device is stopped at the moment.

Claims

1. The utility model provides a pad pasting structure of electricity core protection usefulness, unreels subassembly (1) including the membrane, its characterized in that: the film unwinding device is characterized in that a side plate (3) is arranged on the back of a film unwinding assembly (1), a film release finish detection assembly (2) is arranged on the left side of the front top of the side plate (3), a piping roller assembly (4) is arranged in the middle of the front of the side plate (3), a sensor assembly (5) is fixedly connected to the middle of the right side of the front of the side plate (3), a rib plate (6) is fixedly connected to the right side of the back of the side plate (3), a synchronous roller assembly (7) is arranged at the bottom of the back of the side plate (3), a rubber belt recovery assembly (10) is arranged in the middle of the bottom of the front of the side plate (3), a roller cache assembly (11) is arranged in the middle of the front of the side plate (3), an integrated stepping servo motor assembly (12) is arranged on the left side of the back of the side plate (3), a mounting floor (13) is fixedly connected to the bottom of the back of the side plate (3), a belt pulley assembly (14) is arranged on the right side of the bottom of the back of the side plate (3), a one-way synchronous roller cache assembly (15) is connected to an inner ring of the belt pulley assembly (14), a proximity switch assembly (16) of the roller cache assembly is arranged on the right side of the top of the back of the side plate (3), a proximity switch assembly (17) of the film release finish detection assembly is arranged on the back of the film release finish detection assembly (2), and a side plate (17) is fixedly connected to the left side plate (3), and a side plate (18) is connected to the left side of the left side plate (3), the film unreeling assembly (1) is wound with an electric core film (19);

the film unreeling assembly (1) comprises a pentagonal handle (101), a front retainer ring (102), an air expansion shaft (103), a spring washer (104), a rear retainer ring (105), a front baffle plate (106), a rear baffle plate (107), a bearing seat (108), a precise locking nut (109), a quick connector (110) and a flat key (111), the pentagonal handle (101) is in threaded connection with the front retainer ring (102), the front retainer ring (102) is sleeved on the front surface of the outer ring of the air expansion shaft (103), the air expansion shaft (103) is rotatably connected to the middle part of the left side of the front surface of the side plate (3), the spring washer (104) is sleeved on the front surface of the outer ring of the air expansion shaft (103) and the back surface of the front retainer ring (102), the rear retainer ring (105) is sleeved on the outer ring of the air expansion shaft (103) and is arranged on the back of the spring washer (104), the front baffle (106) is sleeved on the outer ring of the air expansion shaft (103) and the back of the back retainer ring (105), the rear baffle (107) is sleeved on the back of the outer ring of the air expansion shaft (103), the inner ring of the bearing seat (108) is fixedly connected to the back of the outer ring of the air expansion shaft (103), the precise locking nut (109) is connected to the back of the outer ring of the air expansion shaft (103) in a threaded manner, the quick-connection plug (110) is connected to the back of the inflatable shaft (103) in a threaded manner, the flat key (111) is arranged on the outer ring of the quick connector (110).

2. The film structure of claim 1, wherein: the membrane release end detection assembly (2) comprises a guide rod (201), a swing arm (202), a bolt (203), a knob plunger (204), a polyurethane rubber-covered bearing (205), an external thread fixing type (206), a buckle ring double-bearing short type bearing seat (207) and a mounting plate (208), wherein the guide rod (201) is rotatably connected to the front top of the mounting plate (208), the swing arm (202) is fixedly connected to the front surface of the guide rod (201), the bolt (203) is in threaded connection to the front top of the swing arm (202), the knob plunger (204) is in threaded connection to the front left top of the side plate (3), an inner ring of the polyurethane rubber-covered bearing (205) is fixedly connected to the front bottom of the swing arm (202), the external thread fixing type (206) is in threaded connection to the front bottom of the swing arm (202), the buckle ring double-bearing short type bearing seat (207) is fixedly connected to the back of the guide rod (201), and the front bottom of the mounting plate (208) is mounted on the left side of the back top of the side plate (3).

3. The film structure of claim 1, wherein: the rear check ring (105) is fixed on the front baffle (106) through bolts.

4. The film structure of claim 1, wherein: the front surface of the inflatable shaft (103) sequentially penetrates through the front baffle (106), the rear retainer ring (105), the spring washer (104) and the front retainer ring (102), and the pentagonal handle (101) is in threaded connection with the inflatable shaft (103).

5. The film structure of claim 1, wherein: the flat key (111) is embedded in a key slot in the integrated stepping servo motor component (12).

6. The film structure of claim 1, wherein: the electric core film (19) passes through the piping roller assembly (4) and is attached to the surface of the roller.

7. The film structure of claim 1, wherein: the sensor assembly (5) is provided with a sensor and a reflection plate and is respectively positioned at the left and right sides of the path of the electric core film (19).