阅读说明：本技术 一种高速挤出式极片涂布设备 (High-speed extrusion type pole piece coating equipment ) 是由 王桂花 于 2021-08-13 设计创作，主要内容包括：本发明涉及极片涂布技术领域,且公开了一种高速挤出式极片涂布设备,包括底板,所述底板的上表面固定连接有第二安装座,第二安装座的一侧内壁活动连接有收料辊,所述第二安装座的一侧固定连接有电机,且电机输出轴的一端穿过第二安装座与收料辊相固定,所述第二安装座的一侧开设有第一滑槽,第一滑槽内活动连接有滑座,滑座的一侧固定连接有第四弹簧。本发明不仅能够对料卷精准切割,避免料卷厚度不一,提高了后续统计结果的精准度,而且能够使薄膜和极片充分贴合,提高了极片涂布的质量,还能够将涂布完成后的极片在切割后进行托举,提高了装置自动化的性能,同时能够使棘轮止逆,避免薄膜辊和极片辊退料。(The invention relates to the technical field of pole piece coating, and discloses high-speed extrusion type pole piece coating equipment which comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a second mounting seat, the inner wall of one side of the second mounting seat is movably connected with a material receiving roller, one side of the second mounting seat is fixedly connected with a motor, one end of an output shaft of the motor penetrates through the second mounting seat to be fixed with the material receiving roller, one side of the second mounting seat is provided with a first sliding groove, a sliding seat is movably connected in the first sliding groove, and one side of the sliding seat is fixedly connected with a fourth spring. The invention not only can accurately cut the material roll, avoid the thickness difference of the material roll, improve the accuracy of the subsequent statistical result, but also can ensure that the film is fully attached to the pole piece, improve the quality of pole piece coating, lift the pole piece after the coating is finished after the cutting, improve the automation performance of the device, simultaneously can ensure that the ratchet wheel is in non-return state, and avoid the material return of the film roller and the pole piece roller.)

1. The utility model provides a high-speed extrusion formula pole piece coating equipment, includes bottom plate (9), its characterized in that, the last fixed surface of bottom plate (9) is connected with second mount pad (15), and one side inner wall swing joint of second mount pad (15) has receiving roll (13), one side fixedly connected with motor (14) of second mount pad (15), and the one end of motor (14) output shaft passes second mount pad (15) and receives roll (13) and fix mutually, first spout has been seted up to one side of second mount pad (15), swing joint has slide (30) in the first spout, and one side fixedly connected with fourth spring (29) of slide (30), and the one end of fourth spring (29) is fixed mutually with first spout, one side swing joint of slide (30) has gyro wheel (31), one side swing joint of second mount pad (15) has arm of force (27), one end of the force arm (27) is fixedly connected with a sector plate (24), one side of the force arm (27) is fixedly connected with a first torsion spring (26), one end of the first torsion spring (26) is fixed with a second installation seat (15), second sliding grooves are formed in two sides of the second installation seat (15), a cutter (23) is movably connected between the second sliding grooves, two ends of the bottom of the cutter (23) are fixedly connected with a first tension spring (28), one side of the first tension spring (28) is fixed with the second sliding grooves, two connecting rods (40) are movably connected with two sides of the second installation seat (15), a second rack (38) is fixedly connected with the bottom end of each connecting rod (40), one side of each connecting rod (40) is fixedly connected with a fifth spring (39), one end of each fifth spring (39) is fixed with the second installation seat (15), a feeding mechanism is arranged on the upper surface of the bottom plate (9), the upper surface of the bottom plate (9) is provided with a material supporting mechanism.

2. The high-speed extrusion type pole piece coating equipment as recited in claim 1, wherein the feeding mechanism comprises a first mounting seat (8), the first mounting seat (8) is fixedly connected to the upper surface of the bottom plate (9), one side inner wall of the first mounting seat (8) is movably connected with the film roller (1), the pole piece roller (4) and the positioning roller (2), the upper surface of the bottom plate (9) is fixedly connected with a third mounting seat, one side inner wall of the third mounting seat is movably connected with the heating roller (6), both sides of the third mounting seat are provided with third chutes, the adjusting roller (5) is movably connected between the third chutes, third springs (21) are fixedly connected in the third chutes, one ends of the third springs (21) are fixedly connected with first sliding blocks, and the first sliding blocks are contacted with one side of the rotating shaft of the adjusting roller (5), two backstop mechanisms (3) are arranged on one side of the first mounting seat (8), and a pressing mechanism is arranged on one side of the third mounting seat.

3. The high-speed extrusion type pole piece coating equipment as claimed in claim 2, wherein the non-return mechanism (3) comprises two pawls (42), the pawls (42) are movably connected to one side of the first mounting seat (8), one side of each pawl (42) is fixedly connected with a second torsion spring (43), one end of each second torsion spring (43) is fixed to the first mounting seat (8), one side of the rotating shaft of the film roller (1) and one side of the rotating shaft of the pole piece roller (4) are fixedly connected with ratchet wheels (41), and the ratchet wheels (41) are clamped with the pawls (42).

4. The high-speed extrusion type pole piece coating equipment of claim 2, wherein the pressing mechanism comprises a mounting frame (11), the mounting frame (11) is movably connected to one side of a third mounting seat, one side of the third mounting seat is movably connected with a cylinder (20), one end of a pneumatic rod of the cylinder (20) is fixedly connected with a sleeve (19), the sleeve (19) is movably connected with the mounting frame (11), two sides of the top of the mounting frame (11) are fixedly connected with rubber pads (17), two sides of the top of the mounting frame (11) are movably connected with connecting plates, two press rollers (10) are movably connected between the connecting plates, two fourth sliding grooves are respectively formed in one side of each connecting plate, a first spring (16) and a second spring (18) are respectively and fixedly connected in the fourth sliding grooves, and one ends of the first spring (16) and the second spring (18) are respectively and fixedly connected with a second slider, and the second sliding block is respectively contacted with one side of the rotating shaft of the two press rolls (10).

5. The high-speed extrusion type pole piece coating equipment as claimed in claim 1, wherein the material supporting mechanism comprises a fourth installation seat fixedly connected to the upper surface of the bottom plate (9), the top of the fourth installation seat is movably connected with a plurality of sliding rods (33), the top of each sliding rod (33) is fixedly connected with a bracket (12), one side of each sliding rod (33) is movably connected with a second tension spring (35), the two ends of each second tension spring (35) are respectively fixed with the brackets (12) and the fourth installation seat, the two sides of the fourth installation seat are movably connected with first racks (36), one side of each first rack (36) is fixedly connected with two sliding plates (34), the sliding plates (34) are respectively connected with the sliding rods (33), the two sides of the fourth installation seat are movably connected with gears (37), and the gears (37) are respectively meshed with the second racks (38) and the first racks (36), the bottom of the sliding rod (33) is fixedly connected with a limiting block (32).

6. The high-speed extrusion type pole piece coating equipment as claimed in claim 1, wherein one side of the second mounting seat (15) is fixedly connected with a limiting column (25), and the limiting column (25) is in contact with the force arm (27).

7. A high speed extrusion pole piece coating apparatus as in claim 1 wherein a handle (22) is fixedly attached to one side of the cutter (23).

8. The high-speed extrusion type pole piece coating equipment according to claim 1, wherein a plurality of ground feet (7) are fixedly connected to the bottom of the bottom plate (9), and anti-slip pads are fixedly connected to the bottoms of the ground feet (7).

Technical Field

The invention relates to the technical field of pole piece coating, in particular to high-speed extrusion type pole piece coating equipment.

Background

The main energy storage element of the battery is a battery pole piece, namely a current collector metal foil coated with a thin-layer electrode material, the main production mode is a slit type extrusion coating technology, and along with the improvement of the requirements of the market on the consistency and the cost control of the battery, the production of the pole piece requires that a coating device can realize higher coating uniformity and automation degree.

The method comprises the following steps that a necessary process step is coated in the preparation process of the lithium battery pole piece, the pole piece coating equipment needs to roll the coated pole piece by using a material receiving roll after coating work so as to facilitate subsequent processing and transportation, the rolling and cutting of the pole piece coating equipment in the current market are generally operated by working experience of workers, and the rolling and cutting time is inaccurate due to negligence or insufficient experience of the workers, so that the material roll thickness is inconsistent, and errors are generated in subsequent statistical results, so that the high-speed extrusion type pole piece coating equipment is very necessary.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides high-speed extrusion type pole piece coating equipment, which mainly solves the problems that the rolling and cutting time is not accurately controlled due to negligence or insufficient experience of workers, the material roll thickness is not uniform, and errors are generated on subsequent statistical results.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a high-speed extrusion type pole piece coating device comprises a bottom plate, wherein a second mounting seat is fixedly connected to the upper surface of the bottom plate, a material receiving roller is movably connected to the inner wall of one side of the second mounting seat, a motor is fixedly connected to one side of the second mounting seat, one end of an output shaft of the motor penetrates through the second mounting seat and is fixed to the material receiving roller, a first sliding groove is formed in one side of the second mounting seat, a sliding seat is movably connected into the first sliding groove, a fourth spring is fixedly connected to one side of the sliding seat, one end of the fourth spring is fixed to the first sliding groove, a roller wheel is movably connected to one side of the sliding seat, a force arm is movably connected to one side of the second mounting seat, a sector plate is fixedly connected to one end of the force arm, a first torsion spring is fixedly connected to one side of the force arm, one end of the first torsion spring is fixed to the second mounting seat, second sliding grooves are formed in two sides of the second mounting seat, swing joint has the cutter between the second spout, the first extension spring of bottom both ends fixedly connected with of cutter, and one side of first extension spring all is fixed mutually with the second spout, the equal swing joint in both sides of second mount pad has two connecting rods, the equal fixedly connected with second rack in bottom of connecting rod, one side fixedly connected with fifth spring of connecting rod, and the one end and the second mount pad of fifth spring are fixed mutually, the upper surface of bottom plate is equipped with feed mechanism, the upper surface of bottom plate is equipped with holds in the palm material mechanism.

Further, feed mechanism includes first mount pad, and first mount pad fixed connection is at the upper surface of bottom plate, one side inner wall swing joint of first mount pad has film roller, pole piece roller and registration roller, the last fixed surface of bottom plate is connected with the third mount pad, and one side inner wall swing joint of third mount pad has the warming mill, the third spout has all been seted up to the both sides of third mount pad, and swing joint has the regulating roller between the third spout, equal fixedly connected with third spring in the third spout, the first slider of the equal fixedly connected with of one end of third spring, and first slider all contacts with one side of regulating roller pivot, one side of first mount pad is equipped with two and ends contrary mechanism, one side of third mount pad is equipped with pressfitting mechanism.

On the basis of the scheme, it includes two pawls to end contrary mechanism, and the equal swing joint of pawl in one side of first mount pad, the equal fixedly connected with second torsional spring in one side of pawl, and the one end of second torsional spring all is fixed mutually with first mount pad, the equal fixedly connected with ratchet in one side of film roller pivot and pole piece roller pivot, and the ratchet all with pawl looks joint.

As a further scheme of the invention, the pressing mechanism comprises a mounting frame, the mounting frame is movably connected to one side of a third mounting seat, one side of the third mounting seat is movably connected with an air cylinder, one end of an air cylinder pneumatic rod is fixedly connected with a sleeve, the sleeve is movably connected with the mounting frame, two sides of the top of the mounting frame are fixedly connected with rubber pads, two sides of the top of the mounting frame are movably connected with connecting plates, two compression rollers are movably connected between the connecting plates, two fourth chutes are respectively formed in one side of each connecting plate, a first spring and a second spring are respectively and fixedly connected in each fourth chute, one ends of the first spring and the second spring are respectively and fixedly connected with a second slider, and the second slider is respectively contacted with one side of a rotating shaft of the two compression rollers.

Further, hold in the palm the material mechanism and include the fourth mount pad, and fourth mount pad fixed connection is at the upper surface of bottom plate, the top swing joint of fourth mount pad has a plurality of slide bars, the top fixedly connected with bracket of slide bar, the equal swing joint in one side of slide bar has the second extension spring, and the both ends of second extension spring are fixed mutually with bracket and fourth mount pad respectively, the equal swing joint in both sides of fourth mount pad has first rack, two slides of one side fixedly connected with of first rack, and the slide all with slide bar looks joint, the both sides swing joint of fourth mount pad has the gear, and the gear all meshes with second rack and first rack mutually, the equal fixedly connected with stopper in bottom of slide bar.

On the basis of the scheme, one side of the second mounting seat is fixedly connected with a limiting column, and the limiting column is in contact with the force arm.

As a further aspect of the present invention, a handle is fixedly connected to one side of the cutter.

Furthermore, the bottom of bottom plate fixedly connected with a plurality of lower margins, the equal fixedly connected with slipmat in bottom of lower margin.

(III) advantageous effects

Compared with the prior art, the invention provides high-speed extrusion type pole piece coating equipment which has the following beneficial effects:

1. use through the cooperation of slide and the arm of force, when the receipts material roller rotates, along with the thickness increase of material book, it slides in first spout to roll up material extrusion slide, then the slide pushes the swing of power arm, and the arm of force drives the sector plate swing to sector plate and cutter break away from the contact, under the effect of first extension spring, make the cutter descend and to the accurate cutting of material book, avoid material book thickness to differ, improved the precision of follow-up statistics result.

2. Through the cooperation use of compression roller and pole piece roller, when starting cylinder, the one end of cylinder pneumatic stem can be with mounting bracket jack-up to the mounting bracket drives the pressure roller and pushes up to the pole piece roller, then under the effect of second spring and first spring, can adjust the distance between the compression roller along with the change of the thickness of pole piece roller, makes film and pole piece fully laminate, has improved the quality of pole piece coating.

3. The cooperation through first rack and gear is used, when the gear revolve, can promote first rack and remove, then first rack drives the slide and removes to slide and slide bar break away from the contact, then under the effect of second extension spring, the bracket rebound can lift the pole piece after the coating is accomplished after the cutting, has improved the automatic performance of device.

4. Through the cooperation use of ratchet and pawl, when film roller and pole piece roller rotated, film roller and pole piece roller can drive the ratchet and rotate, then the ratchet promotes the pawl and rotates, and simultaneously under the effect of second torsional spring, the pawl can prevent ratchet opposite direction rotation, avoids film roller and pole piece roller material returned when the pole piece coating, has improved the efficiency of coating.

Drawings

FIG. 1 is a schematic structural diagram of a high-speed extrusion type pole piece coating apparatus according to the present invention;

FIG. 2 is a schematic side view of a high speed extrusion coating apparatus for pole pieces according to the present invention;

FIG. 3 is a schematic cross-sectional view of a feeding mechanism of a high-speed extrusion type pole piece coating apparatus according to the present invention;

FIG. 4 is a schematic cross-sectional view of a receiving mechanism of a high-speed extrusion coating apparatus for pole pieces according to the present invention;

FIG. 5 is a schematic view of a partial cross-sectional structure of a high-speed extrusion coating apparatus for pole pieces according to the present invention;

fig. 6 is a schematic structural diagram of a non-return mechanism of a high-speed extrusion type pole piece coating device provided by the invention.

In the figure: 1. a film roll; 2. a positioning roller; 3. a backstop mechanism; 4. pole piece rollers; 5. a regulating roller; 6. a heating roller; 7. ground feet; 8. a first mounting seat; 9. a base plate; 10. a compression roller; 11. a mounting frame; 12. a bracket; 13. a material receiving roller; 14. a motor; 15. a second mounting seat; 16. a first spring; 17. a rubber pad; 18. a second spring; 19. a sleeve; 20. a cylinder; 21. a third spring; 22. a handle; 23. a cutter; 24. a sector plate; 25. a limiting column; 26. a first torsion spring; 27. a force arm; 28. a first tension spring; 29. a fourth spring; 30. a slide base; 31. a roller; 32. a limiting block; 33. a slide bar; 34. a slide plate; 35. a second tension spring; 36. a first rack; 37. a gear; 38. a second rack; 39. a fifth spring; 40. a connecting rod; 41. a ratchet wheel; 42. a pawl; 43. a second torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a high-speed extrusion type pole piece coating device comprises a bottom plate 9, a second mounting seat 15 is fixed on the upper surface of the bottom plate 9 through bolts, a material receiving roller 13 is rotatably connected on the inner wall of one side of the second mounting seat 15, a motor 14 is fixed on one side of the second mounting seat 15 through bolts, one end of an output shaft of the motor 14 penetrates through the second mounting seat 15 and is fixed with the material receiving roller 13, when the motor 14 is started, the motor 14 can drive the material receiving roller 13 to rotate, so that the device can be wound, a first sliding groove is formed in one side of the second mounting seat 15, a sliding seat 30 is slidably connected in the first sliding groove, a fourth spring 29 is fixed on one side of the sliding seat 30 through bolts, one end of the fourth spring 29 is fixed with the first sliding groove, a roller 31 is rotatably connected on one side of the sliding seat 30, a force arm 27 is rotatably connected on one side of the second mounting seat 15, a sector plate 24 is fixed through bolts at one end of the sector plate 27, one side of the force arm 27 is fixed with a first torsion spring 26 through a bolt, one end of the first torsion spring 26 is fixed with the second mounting seat 15, the two sides of the second mounting seat 15 are both provided with second chutes, a cutter 23 is connected between the second chutes in a sliding manner, the two ends of the bottom of the cutter 23 are fixed with a first tension spring 28 through bolts, one side of the first tension spring 28 is fixed with the second chutes, when the material receiving roller 13 rotates, along with the increase of the thickness of the material coil, the material coil extrudes the sliding seat 30 to slide in the first chute, then the sliding seat 30 pushes the force arm 27 to swing, the force arm 27 drives the sector plate 24 to swing, so that the sector plate 24 is separated from the cutter 23, under the action of the first tension spring 28, the cutter 23 descends and cuts the material coil accurately, the material coil thickness is prevented from being different, the accuracy of the subsequent statistical result is improved, the two sides of the second mounting seat 15 are both connected with two connecting rods 40 in a sliding manner, the bottom of connecting rod 40 all is through the bolt fastening have second rack 38, and one side of connecting rod 40 is through the bolt fastening have fifth spring 39, and the one end of fifth spring 39 is fixed mutually with second mount pad 15, and the upper surface of bottom plate 9 is equipped with feed mechanism, and the upper surface of bottom plate 9 is equipped with holds in the palm material mechanism.

In the invention, it should be noted that the feeding mechanism comprises a first mounting seat 8, the first mounting seat 8 is fixed on the upper surface of a bottom plate 9 through bolts, the inner wall of one side of the first mounting seat 8 is rotatably connected with a film roller 1, a pole piece roller 4 and a positioning roller 2, the upper surface of the bottom plate 9 is fixedly provided with a third mounting seat through bolts, the inner wall of one side of the third mounting seat is rotatably connected with a heating roller 6, both sides of the third mounting seat are respectively provided with a third chute, an adjusting roller 5 is slidably connected between the third chutes, a third spring 21 is fixedly arranged in each third chute through bolts, one end of each third spring 21 is fixedly provided with a first sliding block through bolts, the first sliding block is in contact with one side of a rotating shaft of the adjusting roller 5, when the adjusting roller 5 is lifted, the adjusting roller 5 can press the pole piece under the action of the third spring 21, one side of the first mounting seat 8 is provided with two non-return mechanisms 3, one side of the third mounting seat is provided with a pressing mechanism, the non-return mechanism 3 comprises two pawls 42, the pawls 42 are rotatably connected to one side of the first mounting seat 8, one side of each pawl 42 is fixedly provided with a second torsion spring 43 through bolts, one end of each second torsion spring 43 is fixed to the first mounting seat 8, one side of each rotating shaft of the film roller 1 and one side of each rotating shaft of the pole piece roller 4 are respectively connected with a ratchet wheel 41 in a key mode, the ratchet wheels 41 are respectively connected with the pawls 42 in a clamping mode, when the film roller 1 and the pole piece roller 4 rotate, the film roller 1 and the pole piece roller 4 can drive the ratchet wheels 41 to rotate, then the ratchet wheels 41 push the pawls 42 to rotate, meanwhile, under the action of the second torsion springs 43, the pawls 42 can prevent the ratchet wheels 41 from rotating in the opposite direction, material returning of the film roller 1 and the pole piece roller 4 during pole piece coating is avoided, the coating efficiency is improved, the pressing mechanism comprises a mounting frame 11, and the mounting frame 11 is rotatably connected to one side of the third mounting seat, one side of the third mounting seat is rotatably connected with an air cylinder 20, one end of a pneumatic rod of the air cylinder 20 is fixed with a sleeve 19 through a bolt, the sleeve 19 is rotatably connected with the mounting frame 11, two sides of the top of the mounting frame 11 are both fixed with rubber pads 17 through bolts, two sides of the top of the mounting frame 11 are both rotatably connected with connecting plates, two compression rollers 10 are slidably connected between the connecting plates, two fourth chutes are respectively arranged on one side of each connecting plate, a first spring 16 and a second spring 18 are respectively fixed in the fourth chutes through bolts, one ends of the first spring 16 and the second spring 18 are both fixed with second sliders through bolts, the second sliders are respectively contacted with one sides of rotating shafts of the two compression rollers 10, when the air cylinder 20 is started, one end of the pneumatic rod of the air cylinder 20 can jack up the mounting frame 11, so that the mounting frame 11 drives the compression rollers 10 to jack the pole piece roller 4, and then under the action of the second spring 16 and the first spring 18, the distance between the compression rollers 10 can be adjusted along with the change of the thickness of the pole piece roller 4, so that the film and the pole piece are fully attached, the coating quality of the pole piece is improved, the material supporting mechanism comprises a fourth installation seat, the fourth installation seat is fixed on the upper surface of the bottom plate 9 through bolts, a plurality of sliding rods 33 are connected to the top of the fourth installation seat in a sliding mode, brackets 12 are fixed to the tops of the sliding rods 33 through bolts, second tension springs 35 are sleeved on one sides of the sliding rods 33, two ends of each second tension spring 35 are respectively fixed to the brackets 12 and the fourth installation seat, first racks 36 are connected to two sides of the fourth installation seat in a sliding mode, two sliding plates 34 are fixed to one sides of the first racks 36 through bolts, the sliding plates 34 are connected with the sliding rods 33 in a clamping mode, gears 37 are rotatably connected to two sides of the fourth installation seat, the gears 37 are respectively meshed with the second racks 38 and the first racks 36, when the gears 37 rotate, can promote first rack 36 and remove, then first rack 36 drives slide 34 and removes, thereby slide 34 breaks away from the contact with slide bar 33, then under the effect of second extension spring 35, bracket 12 moves upwards, can lift the pole piece after the coating is accomplished after the cutting, the automatic performance of device has been improved, the bottom of slide bar 33 is all through bolt fastening spacing piece 32, bolt fastening spacing post 25 is passed through to one side of second mount pad 15, and spacing post 25 contacts with arm of force 27, after the material is rolled up the cutting, under the effect of first torsion spring 26, can make arm of force 27 reset, spacing post 25 is spacing with arm of force 27 simultaneously, there is handle 22 one side of cutter 23 through bolt fastening, there are a plurality of lower feet 7 bottom plate 9 through bolt fastening, the bottom of lower foot 7 all bonds there is the slipmat.

The working principle of the embodiment is as follows: when the coating equipment is used, firstly, one end of a film on a film roller 1 is wound around the lower part of a positioning roller 2 and then passes through a position between a regulating roller 5 and a heating roller 6, meanwhile, one end of a pole piece on a pole piece roller 4 passes through a position between the regulating roller 5 and the heating roller 6, then an air cylinder 20 is started, one end of a pneumatic rod of the air cylinder 20 pushes a mounting frame 11 to rotate, then the mounting frame 11 drives a press roller 10 to move, when the press roller 10 presses the pole piece roller 4, under the action of a first spring 16 and a second spring 18, the distance between the two press rollers 10 is automatically adjusted along with the thickness of the pole piece roller 4, so that the film and the pole piece are attached together, then the film and the pole piece are heated by the heating roller 6, so that the pole piece is coated, meanwhile, a motor 14 is started, an output shaft of the motor 14 drives a material collecting roller 13 to rotate, so that the coated pole piece is wound and then increases along with the thickness of the pole piece, the material roll pushes against the roller 31, then the roller 31 drives the sliding seat 30 to slide in the first sliding chute, then the sliding seat 30 pushes against the power arm 27 to swing, then the power arm 27 drives the fan-shaped plate 24 to swing, so that the fan-shaped plate 24 is out of contact with the cutting knife 23, then, under the action of the first tension spring 28, the cutting knife 23 slides downwards, so that the material roll is cut, at the same time, the cutting knife 23 presses the connecting rod 40 to slide downwards, then the connecting rod 40 drives the second rack 38 to move, then the second rack 38 pushes the gear 37 to rotate, then the gear 37 pushes the first rack 36 to move, then the first rack 36 drives the sliding plate 34 to move, so that the sliding plate 34 is out of contact with the sliding rod 33, then under the action of the second tension spring 35, the sliding rod 33 pushes the bracket 12 to move upwards, and the pole piece which is finished coating is supported after cutting, at the same time, under the action of the second torsion spring 43, the pawl 42 blocks the ratchet wheel 41, and material return of the film roller 1 and the pole piece roller 4 is prevented.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.