CN113401733A

CN113401733A - H-CORE winding pipe with rough surface

Info

Publication number: CN113401733A
Application number: CN202110715240.XA
Authority: CN
Inventors: 钱晓人
Original assignee: Suzhou Tianyu Plastic Co ltd
Current assignee: Suzhou Tianyu Plastic Co ltd
Priority date: 2021-06-26
Filing date: 2021-06-26
Publication date: 2021-09-17
Anticipated expiration: 2041-06-26
Also published as: CN113401733B

Abstract

The application relates to the field of winding CORE pipes, in particular to an H-CORE rough surface winding CORE pipe which comprises a winding CORE pipe body, wherein a pipe sleeve is arranged on the winding CORE pipe body, the length of the pipe sleeve is smaller than that of the winding CORE pipe body, a rough layer is arranged on the surface of the pipe sleeve, the roughness range of the surface of the rough layer is 2-10 mu m, the rough layer is composed of a plurality of particles, and the particles are irregular. This application has the effect that promotes utmost point membrane rolling quality.

Description

H-CORE winding pipe with rough surface

Technical Field

The application relates to the field of winding CORE pipes, in particular to an H-CORE winding CORE pipe with a rough surface.

Background

A winding core is a tubular object used for winding various kinds of tape-like products such as films, tapes, or papers. In the production process of the lithium battery, copper foil and aluminum foil with the thickness of less than or equal to 6 microns are required, and the core winding pipe can be used for storing the extreme thin films such as the copper foil and the aluminum foil into a coil so as to be convenient for transportation and use of the copper foil and the aluminum foil.

Chinese patent No. CN205772475U discloses a roll core tube, which comprises a tube body including an inner tube body and an outer tube body sleeved on the inner tube body, wherein the cross section of the inner tube body is polygonal, a reinforcing plate extends from each edge of the inner tube body to the inner wall of the outer tube body, and the cross section of the outer tube body is circular. The polygonal inner pipe body is not easy to deform, the torsion resistance of the winding pipe is improved, the axial strength of the winding pipe is high, and the winding pipe is prevented from being arched inwards and deforming after being stressed in the length direction.

In view of the above-mentioned related technologies, the inventor believes that the surface of the winding core tube is smooth, the Ra of the surface of the winding core tube is generally about 0.1 μm, when the ultra-thin copper foil or aluminum foil is wound, the ultrathin film is wrinkled, or air bubbles are generated between the winding core tube and the ultrathin film, which causes uneven winding and affects the winding quality of the ultrathin film.

Disclosure of Invention

In order to improve the winding quality of the ultrathin film, the application provides the winding pipe with the rough H-CORE surface.

The application provides a rough roll CORE pipe in H-CORE surface adopts following technical scheme:

the H-CORE rough surface CORE winding pipe comprises a CORE winding pipe body, wherein a pipe sleeve is arranged on the CORE winding pipe body, the length of the pipe sleeve is smaller than that of the CORE winding pipe body, a rough layer is arranged on the surface of the pipe sleeve, the surface roughness range of the pipe sleeve is 2-10 mu m, the rough layer is composed of a plurality of particles, and the particles are irregular.

Through adopting above-mentioned technical scheme, through setting up the coarse layer in the pipe box outside, when the polar film is around rolling up on the pipe box, can form a plurality of exhaust passage between particle and the polar film, the convenient surface with the polar film is straightened out, reduce the fold that appears in the polar film, perhaps produce the phenomenon of gas swell between pipe box and the polar film, make the rolling more level and more smooth, promote the rolling quality, in addition, after the rolling is accomplished, because the polar film of bottom is even with the laminating of coarse layer surface, frictional force between polar film and the coarse layer is great simultaneously, can reduce the probability that the polar film produces the cluster in the transportation.

Optionally, the pipe sleeve is sleeved outside the core winding pipe body, the pipe sleeve is in sliding fit with the core winding pipe body, both ends of the core winding pipe body are sleeved with limiting rings, and the limiting rings are abutted to the end portions of the pipe sleeve.

Through adopting above-mentioned technical scheme, the pipe box cover is established in the outside of roll core pipe body, and pipe box and roll core pipe body sliding fit make the pipe box change, selects the pipe box that the coarse layer is most suitable according to the thickness of utmost point thin film, utilizes the spacing ring can carry on spacingly to the utmost point thin film in the rolling process, also plays spacing effect to the pipe box, reduces the possibility that the pipe box produced the motion at the rolling, promotes the rolling quality of utmost point thin film.

Optionally, a cavity is formed inside the limit ring, the outer diameter of the limit ring is larger than that of the pipe sleeve, a plurality of air suction holes are formed in one side, close to the pipe sleeve, of the limit ring, the air suction holes are distributed around the circumferential direction of one end of the pipe sleeve, an air suction pump is arranged inside the core winding pipe body, and an air suction pipe is communicated between the limit ring and an inlet of the air suction pump.

Through adopting above-mentioned technical scheme, when the polar film was around rolling up on the pipe box, the air pump work, the suction to the air between particle and the polar film is produced to suction hole department, makes the polar film adhesion on the surface of pipe box, reduces the fold appearing in the polar film, perhaps produces the phenomenon of gas swell between pipe box and the polar film, further promotes the rolling quality, and in addition, the air pump setting can conveniently change the pipe box inside rolling up the core pipe body.

Optionally, an air outlet head is fixedly arranged on the inner ring of the limiting ring, the air outlet head is made of a flexible material, an air outlet hole is formed in the air outlet head, the air outlet hole is communicated with the inside of the limiting ring, an air inlet groove is formed in the winding core pipe body, the air outlet head is in plug-in fit with the air inlet groove, the air outlet hole is communicated with the air inlet groove, and an air inlet end of the exhaust pipe is communicated with the air inlet groove.

Through adopting above-mentioned technical scheme, utilize out the first inside and exhaust tube intercommunication of messenger's spacing ring of wind, go out the wind head and peg graft the cooperation with the air inlet duct, can reduce the possibility that the wind head does not correspond with the air inlet duct position, spacing ring work is more stable, and flexible wind head does not influence the dismantlement of spacing ring simultaneously, provides convenience for the change of spacing ring.

Optionally, the air outlet head is made of magnetic rubber, an iron sheet is arranged on the side wall of the air inlet groove, and the air outlet head and the iron sheet are magnetically adsorbed.

Through adopting above-mentioned technical scheme, when the first during operation of air-out, air-out head and iron sheet magnetic adsorption reduce the possibility that produces the clearance between air-out head surface and the intake stack, promote the stability of air-out head work.

Optionally, one side that the pipe box was kept away from to the spacing ring is fixed to be set up a plurality of connection pieces, the connection piece includes the contact piece that supports with spacing ring one side fixed connection, with the perpendicular spacer that sets up of contact piece, the spacer is contradicted with rolling up the core pipe body, the spacer passes through the screw and can dismantle with rolling up the core pipe body and be connected.

Through adopting above-mentioned technical scheme, the connection piece of being connected can be dismantled with rolling up core pipe body in the setting, realizes the location to the spacing ring, reduces the possibility that the spacing ring produced the motion, makes spacing ring work more stable.

Optionally, one side of the positioning sheet close to the winding core pipe body is arc-shaped and is attached to the outer wall of the winding core pipe body.

Through adopting above-mentioned technical scheme, be the arc setting with the one side that the spacer is close to roll up the core pipe body, increase the area of contact between spacer and the roll core pipe, make spacer work more stable.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the rough layer outside the pipe sleeve, when the ultrathin film is wound on the pipe sleeve, a plurality of exhaust channels can be formed between the particles and the ultrathin film, so that the surface of the ultrathin film is conveniently straightened, the phenomenon that the ultrathin film is folded or air bulges are generated between the pipe sleeve and the ultrathin film is reduced, the winding is smoother, and the winding quality is improved;

2. by arranging the limiting ring, the limiting ring can limit the polar film in the winding process and also has a limiting effect on the pipe sleeve, so that the possibility of movement of the pipe sleeve in winding is reduced, and the winding quality of the polar film is improved;

3. a plurality of air exhaust holes are formed in one side of the limiting ring, an air exhaust pump is arranged in the winding core pipe body, the air exhaust pipe is communicated with the limiting ring and an inlet of the air exhaust pump, when the ultrathin film is wound on the pipe sleeve, the air exhaust pump works, suction force to air between particles and the ultrathin film is generated at the air exhaust holes, and the ultrathin film is adhered to the surface of the pipe sleeve.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic diagram of a stopper ring structure embodied in an embodiment of the present application.

Fig. 3 is a schematic structural diagram showing the matching of the air outlet head and the air inlet duct in the embodiment of the present application.

Description of reference numerals: 1. a core pipe body is wound; 11. an air inlet groove; 2. pipe sleeve; 3. a rough layer; 31. microparticles; 4. a limiting ring; 41. an air exhaust hole; 42. an air outlet head; 421. an air outlet; 5. an air pump; 51. an air exhaust pipe; 6. connecting sheets; 61. a contact piece is abutted; 62. positioning plates; 63. a screw; 7. iron sheet.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a winding pipe with a rough H-CORE surface. Referring to fig. 1, the H-CORE surface-roughened winding CORE tube comprises a winding CORE tube body 1, a tube sleeve 2 is sleeved on the winding CORE tube body 1, a rough layer 3 is arranged on the surface of the tube sleeve 2, the rough layer 3 is composed of a plurality of irregularly-shaped particles 31, and the surface roughness range of the tube sleeve 2 is 2-10 mu m.

Referring to fig. 1, the pipe sleeve 2 is made of a mixed material, resin is coated outside the pipe sleeve, a plurality of components are arranged inside the pipe sleeve, the specific components comprise formulas of plastic particles, glass fibers and the like, various components have different tensile and stress change performances, in the extrusion process, the resin is in a molten state, the surface of the pipe sleeve 2 is formed into a rough layer 3 due to the fluidity and stress change of the internal components, meanwhile, the particles 31 are not prone to being separated from the pipe sleeve 2 due to the rough layer 3 formed in one step, and the overall strength of the pipe sleeve 2 is improved.

Referring to fig. 1, the rough surface is currently formed by turning a rough surface on the surface of the pipe sleeve 2, so that the rough surface is covered with closed holes, glass fibers are easily arranged in the closed holes, dust and debris are easily generated, and the debris can fall off when an extremely thin film is rubbed with the surface of the pipe sleeve 2. Meanwhile, compared with the method of turning a rough surface on the surface of the pipe sleeve 2, the rough layer 3 is formed by the method, and the possibility of generating scraps when the ultrathin film is rubbed with the surface of the pipe sleeve 2 can be reduced by coating the fiber with the resin. In addition, the resin is positioned outside, has certain fluidity, has a water repellent effect after being hardened, has a self-cleaning effect, and can reduce the possibility of dust retention on the surface of the resin.

Referring to fig. 1, when the polar film rolling was on pipe box 2, polar film and coarse layer 3 direct contact made and formed a plurality of exhaust passage between particle 31 and the polar film, conveniently discharged the air between polar film and pipe box 2, made the laminating of polar film at the surface of pipe box 2, made the rolling more level and more smooth, promoted the rolling quality.

Referring to fig. 1, the length of rolling up core pipe body 1 is greater than the length of pipe box 2, and the center of rolling up core pipe body 1 length direction coincides with the center of pipe box 2 length direction, and pipe box 2 all is equipped with spacing ring 4 with rolling up core pipe body 1 sliding fit at the both ends of rolling up core pipe body 1 length direction, and spacing ring 4 sliding fit establishes on rolling up core pipe body 1, and one side of spacing ring 4 is contradicted with the tip of pipe box 2, and the external diameter of spacing ring 4 is greater than the external diameter of pipe box 2.

Referring to fig. 1, a connecting piece 6 is arranged on one side of each limit ring 4, which is far away from the pipe sleeve 2, the connecting piece 6 is arranged in a plurality of circumferential directions of the limit ring 4, three connecting pieces are taken as examples in the embodiment, and the connecting piece 6 comprises a contact piece 61 and a positioning piece 62, and the contact piece 61 and the positioning piece 62 are integrally formed. Support contact 61 along the radial setting of spacing ring 4 to with 4 one side fixed connection of spacing ring, spacer 62 sets up along 4 axial of spacing ring, and spacer 62 contradicts with rolling up core pipe body 1.

Referring to fig. 1, one side of the positioning plate 62 close to the winding core tube body 1 is arc-shaped and attached to the outer wall of the winding core tube body 1, a screw 63 is in threaded connection with the positioning plate 62, and the screw 63 penetrates through the positioning plate 62 and is in threaded connection with the winding core tube body 1. Screw up screw 63 with spacer 62 releasable connection to book core pipe body 1, realize the location to spacing ring 4, two spacing rings 4 carry out the centre gripping to pipe box 2 simultaneously, carry out spacingly to pipe box 2, simultaneously at the rolling in-process of utmost point membrane production, two spacing rings 4 also play spacing effect to utmost point membrane, promote rolling quality.

Referring to fig. 1 and 2, in order to further make the ultrathin film more fit with the pipe sleeve 2, the inside of each limiting ring 4 is a cavity, and a plurality of air exhaust holes 41 are formed in one side of each limiting ring 4 close to the pipe sleeve 2, the air exhaust holes 41 are distributed along the circumferential direction of the pipe sleeve 2, an air outlet head 42 is fixedly arranged on the inner ring of each limiting ring 4, the air outlet head 42 is made of magnetic rubber, the air outlet head 42 is arranged in an incomplete sphere shape, an air outlet hole 421 is formed in the air outlet head 42, and the air outlet hole 421 is communicated with the inside of the limiting ring 4.

Referring to fig. 3, an air inlet groove 11 has been all seted up in the position that corresponds exhaust vent 421 on rolling up core pipe body 1, and air inlet groove 11 runs through rolling up core pipe body 1, goes out the cooperation of wind head 42 and air inlet groove 11 grafting, fixedly sets up iron sheet 7 on the lateral wall of air inlet groove 11, goes out wind head 42 and iron sheet 7 magnetic adsorption. The air suction pump 5 is arranged in the winding core pipe body 1, the air suction pipe 51 is arranged between the air inlet groove 11 and the air suction pump 5, one end of the air suction pipe 51 is communicated with the air inlet groove 11, and the other end of the air suction pipe is communicated with the air inlet end of the air suction pump 5.

Referring to fig. 3, when the air pump 5 works, the air suction holes 41 generate suction force, and when the ultrathin film is wound on the pipe sleeve 2, air between the pipe sleeve 2 and the ultrathin film is sucked, so that the ultrathin film is more attached to the surface of the pipe sleeve 2, and the winding quality is further improved.

The implementation principle of the H-CORE winding pipe with the rough surface is as follows: in the process of rolling the polar film, the air suction pump 5 works to enable the air suction force generated at the air suction hole 41 to the air between the particles 31 and the polar film, so that the polar film is attached to the surface of the pipe sleeve 2, the phenomenon that the polar film is folded or air bulges are generated between the pipe sleeve 2 and the polar film is reduced, and the rolling quality is improved.

When the pipe sleeve 2 needs to be replaced, all the connecting pieces 6 are detached, the two limiting rings 4 are taken down, then the pipe sleeve 2 is taken out, the pipe sleeve 2 with different surface roughness is replaced, and then the limiting rings 4 and the connecting pieces 6 are installed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a rough book CORE pipe in H-CORE surface, includes roll CORE pipe body (1), its characterized in that: be equipped with pipe box (2) on core pipe body (1), the length of pipe box (2) is less than core pipe body (1), pipe box (2) surface is equipped with rough layer (3), pipe box (2) surface roughness's scope is 2-10 mu m, rough layer (3) comprise a plurality of particles (31), particle (31) are irregular shape.

2. The H-CORE surface roughened winding CORE tube of claim 1, wherein: the utility model discloses a rolling core pipe, including core pipe body (1), pipe box (2), core pipe body (1) and pipe box (2), the core pipe body is rolled up in pipe box (2) cover, and the core pipe body (1) both ends all overlap and are equipped with spacing ring (4), spacing ring (4) are contradicted with the tip of pipe box (2).

3. The H-CORE surface roughened winding CORE tube of claim 2, wherein: the utility model discloses a winding core pipe, including spacing ring (4), external diameter of spacing ring (4) is greater than the external diameter of pipe box (2), a plurality of aspirating holes (41) are seted up to one side that spacing ring (4) are close to pipe box (2), aspirating hole (41) distribute around the circumferencial direction of pipe box (2) one end, the inside of rolling core pipe body (1) sets up aspiration pump (5), the intercommunication has aspiration tube (51) between the entry of spacing ring (4) and aspiration pump (5).

4. The H-CORE surface roughened winding CORE tube of claim 3, wherein: circle of spacing ring (4) is gone up and is fixed to be set up out first (42), it is flexible material to go out first (42), set up exhaust vent (421) on going out first (42), exhaust vent (421) and spacing ring (4) inside intercommunication, set up air inlet duct (11) on the winding core pipe body (1), it pegs graft the cooperation with air inlet duct (11) to go out first (42), exhaust vent (421) and air inlet duct (11) intercommunication, the air inlet end and the air inlet duct (11) intercommunication of exhaust tube (51).

5. The H-CORE surface roughened winding CORE tube according to claim 4, wherein: the air outlet head (42) is made of magnetic rubber, an iron sheet (7) is arranged on the side wall of the air inlet groove (11), and the air outlet head (42) and the iron sheet (7) are magnetically adsorbed.

6. The H-CORE surface roughened winding CORE tube of claim 2, wherein: one side that pipe box (2) was kept away from in spacing ring (4) is fixed to be set up a plurality of connection pieces (6), connection piece (6) include with spacing ring (4) one side fixed connection conflict piece (61), with the spacer (62) that supports contact (61) perpendicular setting, spacer (62) contradict with rolling up core pipe body (1), spacer (62) can dismantle with rolling up core pipe body (1) through screw (63) and be connected.

7. The H-CORE surface roughened winding CORE tube of claim 6, wherein: one side of the positioning sheet (62) close to the winding core pipe body (1) is arc-shaped and is attached to the outer wall of the winding core pipe body (1).