CN216152516U - High-precision slitting device special for battery foil - Google Patents
High-precision slitting device special for battery foil Download PDFInfo
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- CN216152516U CN216152516U CN202022854297.1U CN202022854297U CN216152516U CN 216152516 U CN216152516 U CN 216152516U CN 202022854297 U CN202022854297 U CN 202022854297U CN 216152516 U CN216152516 U CN 216152516U
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Abstract
A high-precision special slitting device for battery foils comprises a cutter holder, a motor belt pulley, a cutter shaft, a bearing, a cutter shaft belt pulley, a cutter blade gland, a cutter blade, an end gland and a locking nut; the motor is arranged on the outer side of the cutter holder on each side; the motor belt wheel is arranged on the inner side of the cutter holder on each side; the cutter shaft and the cutter holder are rotatably arranged through a bearing; the cutter shaft belt wheel and the cutter shaft rotate coaxially; the synchronous belt is respectively wrapped on the cutter shaft belt wheel and the motor belt wheel on each side; the blade gland is arranged at the end part of the cutter shaft, the blade gland is fixed with the cutter shaft through a bolt, and the blade is fixed on the cutter shaft through the blade gland in a pressing way; the end gland is sleeved outside one end of the cutter shaft; the locking nut is sleeved on the outer side of the cutter shaft, and the pressing end gland of the locking nut is pressed and fixed. The structure and the installation mode of the motor, the cutter shaft, the blade gland and the like are optimized, the locking mode of the cutter shaft is designed, the slitting device runs stably, the strip drawing width is reduced, the aluminum foil material is saved, the yield is high, and the production cost is low.
Description
Technical Field
The utility model relates to the field of aluminum processing, in particular to a special slitting device for high-precision battery foils.
Background
The state is vigorously developing new energy industry, and the aluminum foil special for the lithium battery is more and more in demand. The important step in the process of producing the battery foil is to cut the wide aluminum foil from the rolling mill into finished raw material rolls with required width, and then produce the lithium battery by the processes of coating, punching, laminating, packaging and the like. The slitting process is the last step of the production of the raw materials of the battery foil, and the quality of slitting is directly related to the qualification of finished products. If the width of the drawn strips is reduced during slitting of the drawn strips, the production cost can be greatly reduced.
In original battery paper tinsel cut device, drive two arbor through both sides motor and rotate, carry out battery paper tinsel cut process, receive the motor, the influence that the arbor isotructure set up the form, the minimum width that sets up of cutting machine both sides slitting blade is only 78.4mm, the stripping waste material after cutting is more, need carry out structural design to cut device now, make the arbor can be under stable rotating condition, and steerable battery paper tinsel cut width, make both sides slitting blade have narrowest width that sets up, impel it to reduce the stripping waste material.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing problems, the utility model discloses a special slitting device for high-precision battery foils, which has the following specific technical scheme: a high-precision special slitting device for battery foils comprises a cutter holder, a motor belt pulley, a synchronous belt, a cutter shaft, a bearing, a cutter shaft belt pulley, a cutter blade gland, a cutter blade, an end gland and a locking nut;
the tool apron is arranged in a manner that two sides of the tool apron are opposite, the motor is arranged on the outer side of the tool apron on each side, and the end surface of the motor on each side is embedded into the tool apron and is fixed with the tool apron through a fastener; the motor belt wheel is arranged on the inner side of the cutter holder on each side, the two sides of the motor belt wheel are oppositely arranged, a rotating shaft of the motor on each side penetrates through the corresponding motor belt wheel and is axially positioned with the rotating shaft of the motor through a fastener, and the motor belt wheel and the corresponding motor rotate coaxially; the cutter shaft is arranged at the end part of each side of the cutter holder, each cutter shaft penetrates through the cutter holder, and the cutter shaft and the cutter holder are rotatably arranged through a bearing; the cutter shaft belt wheel is arranged at one end of the cutter shaft and is arranged on the inner side of the cutter holder, the cutter shaft belt wheel is sleeved on the outer side of the cutter shaft and is axially positioned with the cutter shaft through a fastener, and the cutter shaft belt wheel and the cutter shaft rotate coaxially; the synchronous belt is wrapped on the cutter shaft belt wheel and the motor belt wheel on each side respectively, so that the motor drives the cutter shaft to rotate; the blade gland is arranged at the end part of the cutter shaft, the blade gland is fixed with the cutter shaft through a bolt, and the blade is pressed and fixed on the cutter shaft through the blade gland; the end gland is sleeved outside one end of the cutter shaft and is embedded into one side of the cutter holder for fixing; the locking nut is sleeved on the outer side of the cutter shaft and fixed with the cutter shaft.
Furthermore, the motors on the two sides are arranged oppositely.
Furthermore, the diameter of the motor belt wheel on each side is adapted to the diameter of the cutter shaft belt wheel on each side.
Further, the cutter shaft is divided into a pressing section, a rotating section, a positioning section, a locking section and a tail end; the pressing section is arranged at one end of the rotating section and is of an integrated structure with the rotating section, and the diameter of the pressing section is larger than that of the rotating section; the center of the end face of the pressing section is of a blind hole structure to form a cutter shaft assembly hole, and the cutter shaft assembly hole is in an internal thread shape; the positioning section is arranged at one end of the rotating section and is of an integrated structure with the rotating section, and the diameter of the positioning section is smaller than that of the rotating section; the locking section is arranged at one end of the positioning section and is of an integrated structure with the positioning section, and the diameter of the locking section is smaller than that of the positioning section; the tail end is arranged at the end part of the locking section.
Furthermore, the number of the bearings arranged on the tool apron on each side is two, and the bearings on the two sides are axially positioned through a limiting cylinder.
Furthermore, the cutter shaft belt wheel is arranged at one end of the rotating section and arranged at one side of the pressing section, and one end of the cutter shaft belt wheel is abutted against the inner side of one end of the bearing at one side.
Furthermore, one end part of the cutter shaft is of a convex structure to form a cutter shaft convex ring, the cutter shaft convex ring and the end surface of the cutter shaft are fixedly arranged to form an integral structure, and the cutter shaft convex ring and the cutter shaft are coaxially arranged; the inner diameter of the blade is matched with that of the cutter shaft convex ring, and the blade is sleeved with the outer ring of the cutter shaft convex ring to realize diameter positioning of the blade and the cutter shaft.
Furthermore, the blade gland is of a disc-shaped structure, and the end face of the blade gland is of a plane structure; the outer side of the end face of one side of the blade gland is in a groove shape in the circumferential direction to form a blade gland clamping groove, the blade gland clamping groove is in a circular ring structure, the cutter shaft convex ring is embedded into the blade gland clamping groove, and the blade gland is embedded and limited with the end face of the cutter shaft; the center of one side end face of the blade gland is in a counter bore shape to form a blade gland assembly hole, and one side wall face of the blade gland assembly hole is in a slope shape; the fastener adopts gland assembly bolt, gland assembly bolt stretches into be threaded connection in blade gland pilot hole and the arbor pilot hole, realizes the blade gland pressfitting in the terminal surface of pressfitting section.
Furthermore, one end side wall of the end pressing cover is embedded into the tool apron and is in interference fit with the tool apron, the end of the tool apron is abutted to one side of the outer side of the bearing, and one side of the end pressing cover is fixed to the end of the tool apron through a bolt.
Furthermore, the end part of the cutter shaft is also provided with a positioning ring which is in a circular ring structure, the positioning ring is sleeved on the outer side of the positioning section, and the end surface of the positioning ring is abutted against the inner side of the bearing on one side; a pressing sheet is further arranged on one side of the positioning ring, the pressing sheet is sleeved on the outer side of the locking section, and the pressing sheet is attached to the end face of the positioning ring; the outer side circumference of the locking section is in an external thread shape, the locking section is in threaded connection with the locking nut through threads, and the locking nut presses the pressing piece and the positioning ring to achieve fixing.
Furthermore, the pressing sheet is of a circular ring-shaped structure, and the outer ring of the pressing sheet is of a bent structure in the circumferential direction and is folded towards one side of the locking nut.
The utility model has the beneficial effects that:
the utility model resets the arrangement modes of the tool apron, the motor belt pulley, the cutter shaft belt pulley and the synchronous belt, the motors on the two sides are oppositely arranged at the outer ends of the two sides of the tool apron, and the motor belt pulley is in linkage rotation with the cutter shaft belt pulley at the inner side of the tool apron, so that the original transmission mode is changed, the blockage of the original motor structure is avoided between the tool apron on the two sides, and the blades on the two sides can have smaller arrangement intervals; meanwhile, the cutter shaft belt wheel is arranged on one side close to the blades, and when the cutter shaft is driven to rotate through synchronous driving, the blades have higher cutting stability.
The utility model is designed aiming at the end part assembly mode of the blade gland and the cutter shaft, one side of the blade gland is designed into a clamping groove structure, and the clamping limit between the blade gland and the cutter shaft is realized by matching with a convex ring structure at the end part of the cutter shaft; meanwhile, the center of one side of the blade gland is designed into a counter bore structure, when the blade gland is transversely locked by a bolt structure, a bolt can be sunk and assembled in the cutter shaft, the size of the assembly structure of the cutter shaft is reduced, a narrower setting interval can be formed between the blades opposite to two sides, the stripping width of the aluminum foil is further reduced, and the narrowest stripping width of the aluminum foil can be 9 mm.
The utility model redesigns the cutter shaft structure, designs the positioning ring, the press-fit sheet and the locking nut on the end part of the cutter shaft, and carries out transverse abutting joint on the press-fit sheet and the positioning ring in a mode of carrying out circumferential threaded connection on the outer wall surface of the cutter shaft through the locking nut, and carries out axial positioning between the press-fit sheet and the positioning ring and the bearing.
Drawings
FIG. 1 is an overall cross-sectional schematic view of the present invention.
Figure 2 is a schematic overall sectional view of the original slitting structure.
Fig. 3 is a partial assembly view of the blade gland and the arbor of the present invention.
Fig. 4 is a partial assembly schematic view of the locking position of the cutter shaft and the cutter seat.
Fig. 5 is a schematic structural view of the cutter shaft of the present invention.
Fig. 6 is a schematic cross-sectional view of the blade gland of the present invention.
List of reference numerals:
a tool apron 1;
a motor 2;
a motor pulley 3;
a synchronous belt 4;
a cutter shaft 5;
5-1 parts of a pressing section, 5-2 parts of a rotating section, 5-3 parts of a positioning section, 5-4 parts of a locking section, 5-5 parts of a tail end, 5-6 parts of a cutter shaft assembling hole and 5-7 parts of a cutter shaft convex ring;
a bearing 6;
a cutter shaft belt wheel 7;
a blade gland 8;
a blade gland clamping groove 8-1 and a blade gland assembling hole 8-2;
a blade 9;
an end cover 10;
a lock nut 11;
a limiting cylinder 12;
a fastener 13;
a gland assembling bolt 13-1;
a positioning ring 14;
and a pressing sheet 15.
Detailed Description
In order to make the technical scheme of the utility model clearer and clearer, the utility model is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the utility model falls into the protection scope of the utility model. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are known technologies known to those skilled in the art, such as gluing, welding, screwing, bolt-nut connection, riveting and the like.
The attached drawing shows that the special slitting device for the high-precision battery foil comprises a cutter holder 1, a motor 2, a motor belt pulley 3, a synchronous belt 4, a cutter shaft 5, a bearing 6, a cutter shaft belt pulley 7, a cutter blade gland 8, a cutter blade 9, an end gland 10 and a lock nut 11;
the tool apron 1 is arranged in a manner that two sides are opposite, the motor 2 is arranged on the outer side of the tool apron 1 on each side, and the end surface of the motor 2 on each side is embedded into the tool apron 1 and is fixed with the tool apron 1 through a fastening piece 13; the motor belt wheel 3 is arranged on the inner side of the tool apron 1 on each side, the two sides of the tool apron are oppositely arranged, a rotating shaft of the motor 2 on each side penetrates through the corresponding motor belt wheel 3 and is axially positioned with the rotating shaft of the motor 2 through a fastening piece 13, and the motor belt wheel 3 and the corresponding motor 2 rotate coaxially; the cutter shaft 5 is arranged at the end part of each cutter holder 1, each cutter shaft 5 penetrates through the cutter holder 1, and the cutter shaft 5 and the cutter holder 1 are rotatably arranged through a bearing 6; the cutter shaft belt pulley 7 is arranged at one end of the cutter shaft 5 and is arranged at the inner side of the cutter holder 1, the cutter shaft belt pulley 7 is sleeved at the outer side of the cutter shaft 5 and is axially positioned with the cutter shaft 5 through a fastener 13, and the cutter shaft belt pulley 7 and the cutter shaft 5 rotate coaxially; the synchronous belt 4 is respectively wrapped on the cutter shaft belt wheel 7 and the motor belt wheel 3 on each side, so that the motor 2 drives the cutter shaft 5 to rotate; the blade gland 8 is arranged at the end part of the cutter shaft 5, the blade gland 8 is fixed with the cutter shaft 5 through bolts, and the blade 9 is pressed on the cutter shaft 5 through the blade gland 8 and fixed; the end gland 10 is sleeved outside one end of the cutter shaft 5 and is embedded into one side of the cutter holder 1 for fixing; the locking nut 11 is sleeved on the outer side of the cutter shaft 5 and fixed with the cutter shaft 5.
Further, the motors 2 on the two sides are arranged oppositely.
Further, the diameter of the motor belt wheel 3 on each side is matched with that of the cutter shaft belt wheel 7 on each side.
Further, the cutter shaft 5 is divided into a pressing section 5-1, a rotating section 5-2, a positioning section 5-3, a locking section 5-4 and a tail end 5-5; the pressing section 5-1 is arranged at one end of the rotating section 5-2 and is in an integrated structure with the rotating section 5-2, and the diameter of the pressing section 5-1 is larger than that of the rotating section 5-2; the center of the end face of the pressing section 5-1 is of a blind hole structure to form a cutter shaft assembly hole 5-6, and the cutter shaft assembly hole 5-6 is in an internal thread shape; the positioning section 5-3 is arranged at one end of the rotating section 5-2 and is in an integrated structure with the rotating section 5-2, and the diameter of the positioning section 5-3 is smaller than that of the rotating section 5-2; the locking section 5-4 is arranged at one end of the positioning section 5-3 and is in an integrated structure with the positioning section 5-3, and the diameter of the locking section 5-4 is smaller than that of the positioning section 5-3; the tail end 5-5 is arranged at the end of the locking section 5-4.
Further, the number of the bearings 6 arranged on each side of the tool apron 1 is two, and the bearings 6 on two sides are axially positioned through a limiting cylinder 12.
Further, the cutter shaft belt wheel 7 is arranged at one end of the rotating section 5-2 and at one side of the pressing section 5-1, and one end of the cutter shaft belt wheel 7 abuts against the inner side of one end of the bearing 6 at one side.
Further, one end of the cutter shaft 5 is of a convex structure to form a cutter shaft convex ring 5-7, the cutter shaft convex ring 5-7 and the end surface of the cutter shaft 5 are fixedly arranged to form an integrated structure, and the cutter shaft convex ring 5-7 and the cutter shaft 5 are coaxially arranged; the inner diameter of the blade 9 is adapted to the inner diameter of the cutter shaft convex ring 5-7, and the blade 9 is sleeved with the outer ring of the cutter shaft convex ring 5-7, so that the blade 9 and the cutter shaft 5 are positioned.
Further, the blade gland 8 is of a disc-shaped structure, and the end face of the blade gland 8 is of a plane structure; the outer side of the end face of one side of the blade gland 8 is in a groove shape in the circumferential direction to form a blade gland clamping groove 8-1, the blade gland clamping groove 8-1 is in a circular ring structure, the cutter shaft convex ring 5-7 is embedded into the blade gland clamping groove 8-1, and the blade gland 8 is embedded and limited with the end face of the cutter shaft 5; the center of one side end face of the blade gland 8 is in a counter bore shape to form a blade gland assembly hole 8-2, and one side wall face of the blade gland assembly hole 8-2 is in a slope shape; the fastener 13 adopts a gland assembling bolt 13-1, the gland assembling bolt 13-1 extends into the blade gland assembling hole 8-2 and the cutter shaft assembling hole 5-6 to be in threaded connection, and the blade gland 8 is pressed on the end face of the pressing section 5-1.
Further, one end side wall of the end pressing cover 10 is embedded into the tool apron 1 and is in interference fit with the tool apron 1, the end of the tool apron 1 abuts against one side of the outer side of the bearing 6, and one side of the end pressing cover 10 is fixed to the end of the tool apron 1 through bolts.
Furthermore, the end part of the cutter shaft 5 is also provided with a positioning ring 14, the positioning ring 14 is of a circular ring structure, the positioning ring 14 is sleeved outside the positioning section 5-3, and the end surface of the positioning ring 14 abuts against the inner side of the bearing 6 on one side; a pressing sheet 15 is further arranged on one side of the positioning ring 14, the pressing sheet 15 is sleeved on the outer side of the locking section 5-4, and the pressing sheet 15 is attached to the end face of the positioning ring 14; the outer side circumference of the locking section 5-4 is in an external thread shape, the locking section 5-4 is in threaded connection with the locking nut 11 through threads, and the locking nut 11 presses the pressing sheet 15 and the positioning ring 14 to realize fixation.
Further, the pressing sheet 15 is of a circular ring structure, and the outer ring of the pressing sheet 15 is of a bent structure in the circumferential direction and is folded towards one side of the locking nut 11.
The structural principle of the utility model is as follows:
after the locking nut is assembled with the cutter shaft, the pressing and pressing sheet and the positioning ring are fixed on one side of the bearing, and the cutter shaft is transversely limited at one end of the cutter holder and axially limited; the blade gland is buckled at the end part of the cutter shaft, the cutter shaft convex ring is embedded into the blade gland clamping groove, and the blade gland pressing blade is assembled with the cutter shaft through a gland assembly bolt; the starting motor drives the motor belt pulley to rotate, the electric belt drives the cutter shaft belt pulley to rotate through the synchronous belt, and the cutter shaft rotates in the cutter holder.
The utility model has the beneficial effects that:
the utility model resets the arrangement modes of the tool apron, the motor belt pulley, the cutter shaft belt pulley and the synchronous belt, the motors on the two sides are oppositely arranged at the outer ends of the two sides of the tool apron, and the motor belt pulley is in linkage rotation with the cutter shaft belt pulley at the inner side of the tool apron, so that the original transmission mode is changed, the blockage of the original motor structure is avoided between the tool apron on the two sides, and the blades on the two sides can have smaller arrangement intervals; meanwhile, the cutter shaft belt wheel is arranged on one side close to the blades, and when the cutter shaft is driven to rotate through synchronous driving, the blades have higher cutting stability.
The utility model is designed aiming at the end part assembly mode of the blade gland and the cutter shaft, one side of the blade gland is designed into a clamping groove structure, and the clamping limit between the blade gland and the cutter shaft is realized by matching with a convex ring structure at the end part of the cutter shaft; meanwhile, the center of one side of the blade gland is designed into a counter bore structure, when the blade gland is transversely locked by a bolt structure, a bolt can be sunk and assembled in the cutter shaft, the size of the assembly structure of the cutter shaft is reduced, a narrower setting interval can be formed between the blades opposite to two sides, the stripping width of the aluminum foil is further reduced, and the narrowest stripping width of the aluminum foil can be 9 mm.
The utility model redesigns the cutter shaft structure, designs the positioning ring, the press-fit sheet and the locking nut on the end part of the cutter shaft, and carries out transverse abutting joint on the press-fit sheet and the positioning ring in a mode of carrying out circumferential threaded connection on the outer wall surface of the cutter shaft through the locking nut, and carries out axial positioning between the press-fit sheet and the positioning ring and the bearing.
Claims (9)
1. A high-precision slitting device special for battery foil comprises a cutter holder (1), a motor (2), a motor belt pulley (3), a synchronous belt (4), a cutter shaft (5), a bearing (6), a cutter shaft belt pulley (7), a blade gland (8), a blade (9), an end gland (10) and a lock nut (11);
the electric tool is characterized in that the tool apron (1) is arranged in a manner that two sides are opposite, the motor (2) is arranged on the outer side of the tool apron (1) on each side, the end surface of the motor (2) on each side is embedded into the tool apron (1), and the motor and the tool apron (1) are fixed through a fastener (13); the motor belt wheel (3) is arranged on the inner side of the cutter holder (1) on each side, two sides of the motor belt wheel are arranged oppositely, a rotating shaft of the motor (2) on each side penetrates through the corresponding motor belt wheel (3) and is axially positioned with the rotating shaft of the motor (2) through a fastener (13), and the motor belt wheel (3) and the corresponding motor (2) rotate coaxially; the cutter shafts (5) are arranged at the end parts of the cutter holders (1) on each side, each cutter shaft (5) penetrates through the cutter holder (1), and the cutter shafts (5) are rotatably arranged with the cutter holders (1) through bearings (6); the cutter shaft belt wheel (7) is arranged at one end of the cutter shaft (5) and is arranged at the inner side of the cutter holder (1), the cutter shaft belt wheel (7) is sleeved at the outer side of the cutter shaft (5) and is axially positioned with the cutter shaft (5) through a fastener (13), and the cutter shaft belt wheel (7) and the cutter shaft (5) rotate coaxially; the synchronous belt (4) is respectively wrapped on the cutter shaft belt wheel (7) and the motor belt wheel (3) on each side, so that the motor (2) drives the cutter shaft (5) to rotate; the blade gland (8) is arranged at the end part of the cutter shaft (5), the blade gland (8) is fixed with the cutter shaft (5) through a bolt, and the blade (9) is pressed on the cutter shaft (5) through the blade gland (8) and fixed; the end pressing cover (10) is sleeved outside one end of the cutter shaft (5) and is embedded into one side of the cutter holder (1) for fixing; the locking nut (11) is sleeved on the outer side of the cutter shaft (5) and fixed with the cutter shaft (5).
2. A high precision battery foil special cutting device according to claim 1, characterized in that the diameter of the motor belt wheel (3) on each side is adapted to the diameter of the cutter shaft belt wheel (7) on each side.
3. The special slitting device for high-precision battery foils according to claim 1, wherein the cutter shaft (5) is divided into a pressing section (5-1), a rotating section (5-2), a positioning section (5-3), a locking section (5-4) and a tail end (5-5); the pressing section (5-1) is arranged at one end of the rotating section (5-2) and is in an integrated structure with the rotating section (5-2), and the diameter of the pressing section (5-1) is larger than that of the rotating section (5-2); the center of the end face of the pressing section (5-1) is of a blind hole structure to form a cutter shaft assembly hole (5-6), and the cutter shaft assembly hole (5-6) is in an internal thread shape; the positioning section (5-3) is arranged at one end of the rotating section (5-2) and is in an integrated structure with the rotating section (5-2), and the diameter of the positioning section (5-3) is smaller than that of the rotating section (5-2); the locking section (5-4) is arranged at one end of the positioning section (5-3) and is in an integrated structure with the positioning section (5-3), and the diameter of the locking section (5-4) is smaller than that of the positioning section (5-3); the tail end (5-5) is arranged at the end part of the locking section (5-4).
4. The special slitting device for high-precision battery foils as claimed in claim 1, wherein the number of the bearings (6) arranged on each side of the knife holder (1) is two, and the bearings (6) on two sides are axially positioned through a limiting cylinder (12).
5. The special slitting device for high-precision battery foils according to claim 3, wherein the knife shaft belt wheel (7) is arranged at one end of the rotating section (5-2) and at one side of the pressing section (5-1), and one end of the knife shaft belt wheel (7) abuts against the inner side of one end of the bearing (6) at one side.
6. The special slitting device for high-precision battery foils according to claim 1, wherein one end of the cutter shaft (5) is of a convex structure to form a cutter shaft convex ring (5-7), the cutter shaft convex ring (5-7) and the end surface of the cutter shaft (5) are fixedly arranged to form an integral structure, and the cutter shaft convex ring (5-7) and the cutter shaft (5) are coaxially arranged; the inner diameter of the blade (9) is matched with the inner diameter of the cutter shaft convex ring (5-7), and the blade (9) is sleeved with the outer ring of the cutter shaft convex ring (5-7) to realize the positioning of the blade (9) and the cutter shaft (5).
7. The special slitting device for high-precision battery foils according to claim 1, wherein one end side wall of the end pressing cover (10) is embedded in the cutter holder (1) and is in interference fit with the cutter holder (1), the end of the cutter holder (1) abuts against the outer side of the bearing (6) on one side, and one side of the end pressing cover (10) is fixed with the end of the cutter holder (1) through a bolt.
8. The special slitting device for high-precision battery foils according to claim 3, wherein a positioning ring (14) is further arranged at the end of the cutter shaft (5), the positioning ring (14) is of a circular ring-shaped structure, the positioning ring (14) is sleeved outside the positioning section (5-3), and the end face of the positioning ring (14) abuts against the inner side of the bearing (6) on one side; a pressing sheet (15) is further arranged on one side of the positioning ring (14), the pressing sheet (15) is sleeved on the outer side of the locking section (5-4), and the pressing sheet (15) is attached to the end face of the positioning ring (14); the outer side circumference of the locking section (5-4) is in an external thread shape, the locking section (5-4) is in threaded connection with the locking nut (11) through threads, and the locking nut (11) presses the pressing sheet (15) and the positioning ring (14) to achieve fixing.
9. The special slitting device for high-precision battery foils according to claim 8, wherein the pressing sheet (15) is of a circular ring structure, and the outer ring of the pressing sheet (15) is of a bent structure in the circumferential direction and is bent towards one side of the locking nut (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854297.1U CN216152516U (en) | 2020-12-01 | 2020-12-01 | High-precision slitting device special for battery foil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854297.1U CN216152516U (en) | 2020-12-01 | 2020-12-01 | High-precision slitting device special for battery foil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216152516U true CN216152516U (en) | 2022-04-01 |
Family
ID=80834090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022854297.1U Active CN216152516U (en) | 2020-12-01 | 2020-12-01 | High-precision slitting device special for battery foil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216152516U (en) |
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2020
- 2020-12-01 CN CN202022854297.1U patent/CN216152516U/en active Active
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