CN115256540A - Diaphragm stripping unit of protective film zero-damage processing equipment - Google Patents
Diaphragm stripping unit of protective film zero-damage processing equipment Download PDFInfo
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- CN115256540A CN115256540A CN202210703852.1A CN202210703852A CN115256540A CN 115256540 A CN115256540 A CN 115256540A CN 202210703852 A CN202210703852 A CN 202210703852A CN 115256540 A CN115256540 A CN 115256540A
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- roller
- stripping
- membrane
- film
- protective film
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- 230000001681 protective effect Effects 0.000 title claims abstract description 27
- 210000004379 membrane Anatomy 0.000 claims abstract description 48
- 239000012528 membrane Substances 0.000 claims abstract description 48
- 210000002469 basement membrane Anatomy 0.000 claims abstract description 34
- 230000001154 acute effect Effects 0.000 claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims description 50
- 239000000463 material Substances 0.000 claims description 26
- 230000002829 reductive effect Effects 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- 210000005069 ears Anatomy 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 9
- 238000005096 rolling process Methods 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 description 14
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/384—Cutting-out; Stamping-out using rotating drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/32—Means for performing other operations combined with cutting for conveying or stacking cut product
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B43/00—Operations specially adapted for layered products and not otherwise provided for, e.g. repairing; Apparatus therefor
- B32B43/003—Cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B43/00—Operations specially adapted for layered products and not otherwise provided for, e.g. repairing; Apparatus therefor
- B32B43/006—Delaminating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention relates to a membrane stripping unit of protective film zero-damage processing equipment, which comprises a stripping roller, a top supporting roller and a stripping supporting platform, wherein the stripping supporting platform is provided with a supporting surface attached to a bottom membrane, a pre-stripping surface forming an obtuse angle with the supporting surface and inclining downwards, and a stripping surface forming an acute angle with the pre-stripping surface and positioned below the pre-stripping surface; the top supporting roller and the supporting surface are arranged in a disconnected mode, when the front end of the membrane is peeled, the rear end portion of the membrane is located behind the top supporting roller. The invention not only reduces the contact between the basement membrane and the pre-stripping surface and the stripping surface, but also gradually strips the membrane, and simultaneously keeps the membrane separated from the basement membrane in a horizontal movement state under the condition of keeping the inertial movement of the membrane, thereby greatly reducing the damage rate caused by stripping the membrane and simultaneously realizing the undamaged rolling of the basement membrane.
Description
The application is a divisional application of a zero-damage processing technology of a protective film, which is applied at 31/3/2021 and has an application number of 202110349924.2.
Technical Field
The invention belongs to the technical field of protective film processing, and particularly relates to a diaphragm stripping unit of protective film zero-damage processing equipment.
Background
As the performance requirements of protective films become higher and higher, protective film roll-cutting processes tend to be dust-free and automated.
At present, the protection film is cut through the multichannel or die-cut back, gets rid of unnecessary part to collect cutting unnecessary part through material area and slitter edge roll-up, make the diaphragm interval distribution of protection film on the basement membrane, then, through peeling means, peel off the diaphragm from the die block, in order to accomplish the processing of diaphragm.
However, the above-mentioned process has the following drawbacks:
1. most of the adopted stripping mechanisms are roller type glass mechanisms, although the separation of the membrane and the basement membrane can be realized, no buffer process exists in the stripping process, and the membrane is separated from the basement membrane by directly adopting a forced stripping mode, so that the membrane can deform to a certain extent, the flatness of the membrane cannot reach the expectation, and meanwhile, the damage to the bottom mould is large, and the membrane is not favorable for the reutilization of the basement membrane;
2. when the membrane is peeled off, the inertia force is not utilized better, and the membrane is easy to shake in the separation process, so that the peeling effect is not perfect, and simultaneously, each membrane cannot be peeled off and collected under the same peeling force.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a brand-new film stripping unit of a protective film zero-damage processing device.
In order to achieve the above object, the present invention provides a film peeling unit of a zero damage processing apparatus for a protective film, which is located between a film take-up frame and a discharge end portion of a cutting system of the zero damage processing apparatus, and the peeled base film is taken up by a base film take-up unit of the zero damage processing apparatus, and the film is collected by the film take-up frame, and particularly, the film peeling unit comprises a peeling roller located above the side of the film take-up frame, a top support roller located between the peeling roller and the discharge end portion of the cutting system, and a peeling support platform located between the top support roller and the peeling roller, wherein the peeling support platform has a support surface attached to the base film, a pre-peeling surface forming an obtuse angle with the support surface and inclining downwards, and a peeling surface forming an acute angle with the pre-peeling surface and located below the pre-peeling surface; the top supporting roller is arranged between the supporting surfaces in a disconnecting mode, the front end of the membrane is located at the rear of the top supporting roller when being peeled off, and the rear end of the membrane is located behind the top supporting roller.
Preferably, the peeling roller is freely rotatably arranged around the axis thereof at the front end of the peeling support platform. The friction is reduced, and the rapid stripping of the basement membrane and the membrane is further ensured on the premise of zero damage.
According to a specific embodiment and preferred aspects of the present invention, the angle formed around the upper carrier film and the lower carrier film provided on the peeling roller is an acute angle, and the acute angle is greater than or equal to an angle formed between the pre-peeling surface and the peeling surface. Generally, the acute angle is larger than an included angle formed between the pre-peeling surface and the peeling surface, so that the contact between the basement membrane and the pre-peeling surface and the peeling surface is reduced and the abrasion of the basement membrane is reduced on the premise of realizing stable peeling.
Preferably, extension ears are formed on both sides of the rear end of the peeling support platform, and both end portions of the knock-up roller are positioned on the two extension ears, respectively.
Further, the top supporting roller and the stripping roller are arranged in parallel, and the top supporting roller is arranged around the axis of the top supporting roller in a free rotating mode.
According to another specific implementation and preferable aspect of the invention, a plurality of hook grooves are correspondingly arranged in parallel up and down at the discharging end part of the cutting system, and a positioning frame is arranged at the discharging end part and is hung on one hook groove, wherein the top supporting roller is positioned on the positioning frame.
Preferably, the top surface of the top support roller, the supporting surface and the bottom surface of the protective film conveying channel formed by the cutting system are arranged in a flush manner, and the stripping roller is positioned below the front side of the top support roller. In this case, the alignment of the three surfaces allows a damage-free peeling of the film at an optimum angle.
Furthermore, the positioning frame comprises a hanging rod hung on one of the hook grooves and hanging arm rods positioned at two ends of the hanging rod, wherein the upper end and the lower end of each hanging arm rod are respectively connected with the hanging rod corresponding to the same side and the end part of the top support roller.
Preferably, the upper end part of the hanging arm rod is fixedly connected with the end part of the hanging rod relatively through a rod sleeve and a locking bolt, and the hanging arm rods on the two sides are arranged in parallel.
In addition, a material guiding module with the caliber gradually reduced from top to bottom in the front-back direction and an extending material rod linearly and downwards extending from the lower end part of the material guiding module are arranged in the membrane material receiving frame, wherein the extending material rod and the bottom edge of the membrane material receiving frame form a laminating area. The film sheets are conveniently stacked in the laminating area in alignment with each other on the basis of the front-back direction.
Simultaneously, this application gets into zero damage processing equipment's diaphragm and basement membrane of diaphragm receipts material system, basement membrane downstream behind the top supporting roller of unit and the supporting surface who peels off supporting platform is peeled off to above-mentioned diaphragm, the diaphragm gets into the area of peeling off in advance and with the stripping of basement membrane small angle, the diaphragm keeps inertia rectilinear motion level forward this moment, until basement membrane downstream to peel off the district after, diaphragm rear portion level support is on top supporting roller and supporting surface, the diaphragm continues to move ahead and with the basement membrane after progressively separating, the diaphragm that falls into the place ahead receives the material frame, and the basement membrane is rolled up.
Due to the implementation of the technical scheme, compared with the prior art, the invention has the following advantages:
the invention not only reduces the contact between the bottom film and the pre-stripping surface and the stripping surface, but also gradually strips the diaphragm, and simultaneously keeps the diaphragm to be separated from the bottom film in a horizontal movement state under the condition of keeping the inertia movement of the diaphragm, thereby greatly reducing the damage rate caused by stripping the diaphragm and simultaneously realizing the undamaged winding of the bottom film.
Drawings
Fig. 1 is a schematic front view of a roll cutting processing apparatus for a protective film of the present invention;
FIG. 2 is a schematic front view of the trimming system of FIG. 1;
FIG. 3 is a schematic front view of the film receiving system shown in FIG. 1;
FIG. 4 is an enlarged view of the structure of FIG. 3;
wherein: (1) the membrane feeding system;
(2) a base film feeding system;
(3) and a cutting system; x, a slitter edge roll cutting unit; x1, rolling and cutting a seat; x2, upper roll; x3, lower roller; x4, cutting a waste edge roller by using a cutter; y, rolling and cutting the redundant part in the middle; y1, a roller cutting frame seat; y2, upper cutting rolls; y3, an undercut roller; y4, rolling a cutter; z, a waste edge collecting unit; z1, a guide roller; z2, a tension roller; z3, a retractor; w, a collecting unit; w1, a binder strip assembly; w10, an unreeling device; w11, a winder; w12, a conveying roller; w2, a top bracing assembly; w20, a top brace roller; q, a waste removing section;
(4) the membrane receiving system; A. a membrane sheet receiving frame; a1, a frame body; a2, a material guide module; a3, extending the material rod; B. a film peeling unit; b1, a stripping roller; b2, supporting rollers; b3, stripping the supporting platform; b30, a support surface; b31, pre-stripping surface; b32, a stripping surface; b33, an extension ear; C. a basement membrane furling unit; c1, a winding roller; c2, a tension guide roller; G. a positioning frame; g1, hanging a rod; g2, hanging arm rods; g3, sleeving a rod; g4, locking the bolt; E. a hook groove; m, a membrane; d. a base film; d1, an upper basement membrane; d2, lower basement membrane.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.
As shown in fig. 1, the roll cutting processing apparatus for a protective film of the present embodiment includes a film feeding system (1), a base film feeding system (2), a cutting system (3), and a film receiving system (4).
Specifically, the film feeding system (1) is used for continuously supplying the films m.
The base film feeding system (2) is used for continuously supplying the base film d.
The cutting system (3) is used for cutting and collecting the redundant part of the membrane.
The membrane receiving system (4) is used for collecting the membranes and recovering the bottom membrane.
As shown in fig. 2, the cutting system (3) includes a slitter edge slitting unit X and a middle excess slitting unit Y for slitting the film sheet by rolls, and a slitter edge collecting unit Z and a middle excess collecting unit W for recovering the slitter edge, wherein the thickness of the rolls is equal to the thickness of the film sheet m.
The slitter edge rolling and cutting unit X comprises a roller cutting seat X1 correspondingly arranged on two opposite sides of a diaphragm m, an upper roller X2 and a lower roller X3 arranged on the roller cutting seat X1, and a slitter edge rolling and cutting tool X4 arranged on the periphery of the upper roller X2, wherein the diaphragm m is attached to a bottom film d and penetrates between the slitter edge rolling and cutting tool X4 and the lower roller X3, and the thickness of the slitter edge rolling and cutting tool X4 is equal to that of the diaphragm m.
The slitter edge collecting unit Z comprises a guide roller Z1, a tension roller Z2 and a retractor Z3, wherein the guide roller Z1 is located on the front side of the upper roller x2 and located above the guide roller Z1, the tension roller Z2 is arranged in parallel with the guide roller Z1, slitter edges between the upper roller x2 and the guide roller Z1 are arranged in an upward inclined mode, and the tension roller Z2 and the retractor Z3 are located on the rear side of the guide roller Z1 and located above the guide roller Z1. Therefore, the cut waste edge can be directly peeled from the bottom film, the implementation is convenient, and the continuous processing of the film is not influenced.
Surplus partial roller of middle part is cut unit Y and is including corresponding the roller that sets up in the relative both sides of diaphragm m and cutting frame base Y1, set up and cut roller Y2 and lower roller Y3 on roller cutting frame base Y1 and set up and cut roller utensil Y4 in last roller Y2 periphery, wherein the laminating of diaphragm m passes between roller cutter utensil Y4 and lower roller Y3 on basement membrane d, and the thickness that roller cutter utensil Y4 roller was cut equals with the thickness of diaphragm.
The collecting unit W of the middle redundant part is positioned between the roller cutting frame base y1 and the membrane receiving system (4), and comprises a material bonding belt component W1 which is in one-to-one correspondence with the redundant part and is aligned with the redundant part and a jacking component W2 which is positioned below the bottom membrane d and can jack up the redundant part in the middle after cutting and protrude the surface of the membrane. Here, through the setting of shoring subassembly, the stripping of the part of being convenient for cut is taken away the waste material under the motion of sizing area simultaneously.
Specifically, the sticky material area subassembly w1 is including unreeling ware w10, winder w11 and being located two transfer rollers w12 between unreeling ware w10 and the winder w11, wherein two transfer roller w12 bottoms flush, and the sticky material area that bypasses two transfer roller w12 bottoms that flush is for removing useless section q, and the moving direction that should remove useless section q is the same with the moving direction of diaphragm m, and removes useless section q and can glue the waste material that emerges the diaphragm surface and remove. Therefore, the material sticking belt can not only stick out waste materials, but also drive the membrane and the bottom membrane to move forwards.
As for the top bracing assembly w2, it is a conventional top bracing frame roller w20 and is positioned in the mounting grooves of the roller cutting seat x1 and the roller cutting seat y1, respectively, with two top bracing frame rollers w20 aligned.
As shown in fig. 3, the film receiving system (4) includes a film receiving frame a, a film peeling unit B, and a bottom film winding unit C.
Referring to fig. 4, the film sheet receiving frame a is located at the discharging end of the roll cutting process of the protective film, and includes a frame a1, a material guiding module a2 located in the frame a1 and having a diameter gradually decreasing from top to bottom in the front-back direction, and an extending rod a3 extending downward from the lower end of the material guiding module a2, wherein the extending rod a3 and the bottom edge of the frame a1 form a stacking area. The film sheets are conveniently stacked in the stacking area in alignment with each other on the basis of the front-back direction.
The film stripping unit B comprises a stripping roller B1 positioned above the film receiving frame A, a top supporting roller B2 positioned between the stripping roller B1 and the discharging end part, and a stripping supporting platform B3 positioned between the top supporting roller B2 and the stripping roller B1.
Specifically, the peeling roller b1 is provided at the leading end of the peeling support platform b3 so as to be freely rotatable about its own axis. The friction is reduced, and the rapid stripping of the basement membrane and the membrane is further ensured on the premise of zero damage.
The peeling support platform b3 comprises a support surface b30 attached to the base film d, a pre-peeling surface b31 forming an obtuse angle with the support surface b30 and inclining downwards, and a peeling surface b32 forming an acute angle with the pre-peeling surface b31 and positioned below the pre-peeling surface b31, wherein the peeling roller b1 is arranged at the intersection of the pre-peeling surface b31 and the peeling surface b 32.
The top supporting roller b2 and the stripping roller b1 are arranged in parallel, and the top supporting roller b2 is arranged around the axis of the top supporting roller b2 in a free rotating mode.
In this example, the angle formed by the upper primary coating d1 and the lower primary coating d2 wound around the peeling roller b1 is an acute angle and is defined as ≤ 1, and the included angle formed between the pre-peeling surface b31 and the peeling surface b32 is defined as ≤ 2, where ≤ 1 > < 2, so that the contact between the primary coating and the pre-peeling surface and the peeling surface is reduced and the abrasion of the primary coating is reduced while achieving stable peeling.
Meanwhile, the top support roller b2 and the support surface b30 are disconnected from each other, and when the front end of the film sheet m is peeled, the rear end of the film sheet m is positioned behind the top support roller b 2. Thus, when the film enters the pre-peeling area, the film is kept in a stable state and keeps inertial motion, so that when the bottom film passes through the peeling roller, the film keeps translating and falls into the film receiving frame in front.
In this example, extension ears b33 are formed on both sides of the rear end of the peeling support platform b3, and both ends of the top support roller b2 are rotatably connected to the two extension ears b33, respectively.
In addition, a positioning frame G is further arranged at the discharging end part, wherein the top supporting roller b2 is positioned on the positioning frame G, the top surface of the top supporting roller b2, the supporting surface b30 and the bottom surface of the protective film transmission channel are arranged in a flush mode, and the peeling roller is located below the front side of the top supporting roller. In this case, the alignment of the three surfaces results in a zero-damage peeling of the film at an optimum angle.
Meanwhile, in consideration of different working requirements, the discharging end part is correspondingly provided with a plurality of hook grooves E which are arranged side by side from top to bottom, the positioning frame G comprises a hanging rod G1 hung on one hook groove E and hanging arm rods G2 positioned at two ends of the hanging rod G1, and the upper end part and the lower end part of each hanging arm rod G2 are respectively connected with the end parts of the corresponding hanging rod G1 and the top support roller b2 at the same side. According to the selectable hook groove arrangement, the actual requirements are met.
In this example, the upper end of the arm hanging rod g2 is relatively fixedly connected with the end of the arm hanging rod g1 through a rod sleeve g3 and a locking bolt g4, and the arm hanging rods g2 on the two sides are arranged in parallel.
And the bottom film furling unit C is used for furling the bottom film d after stripping.
Specifically, the bottom film take-up unit C includes a take-up roller C1 and a tension guide roller C2 located at the lower portion.
In summary, the processing technology of the embodiment includes the following steps:
1) Unwinding the membrane from a membrane feeding system, unwinding the base membrane from a base membrane feeding system, attaching the membrane to the base membrane, and conveying the membrane to a cutting system;
2) The film and the bottom film are fed into the cutting system, the edge of the film is firstly subjected to roll cutting through a waste edge roll cutting unit, the roll cutting thickness is equal to the thickness of the film, then the film is conveyed out of the waste edge roll cutting unit, the film continues to move forward along with the bottom film after the roll cutting, and the cut waste edge is separated from the bottom film and is recovered under the winding of a waste edge collecting unit;
3) The film and the bottom film with the waste edges cut by the roller enter a middle excess part roller cutting unit, excess part roller cutting is carried out, the roller cutting thickness is the thickness of the film, then the film is transmitted out from the middle excess part roller cutting unit, the film continues to move forwards along with the bottom film after roller cutting, meanwhile, a top support roller supports the cut part and protrudes out of the surface of the film, then the cut part is bonded out and wound up by a bonding belt moving in the same direction, and the film and the bottom film which are cut by the roller are sent into a film receiving system;
4) The utility model discloses a take out the diaphragm of material system, get into diaphragm and basement membrane of receiving material system, basement membrane downstream behind the supporting surface of top bracing roller and peeling off supporting platform, the diaphragm gets into the area of peeling off in advance and with the peeling off of basement membrane small-angle, the diaphragm keeps inertia linear motion level forward this moment, until basement membrane downstream to peel off the district after, diaphragm rear portion level support is on top bracing roller and supporting surface, the diaphragm continues to move ahead and with the basement membrane after progressively separating, the diaphragm that falls into the place ahead receives the material frame, and the basement membrane is by the roll-up.
In summary, the present embodiment has the following advantages:
1. through quantitative roll cutting, the damage of the basement membrane is avoided, and simultaneously, the waste edges and redundant waste materials can be effectively recycled on line, so that the continuous processing of the protective membrane is completed;
2. on the premise of realizing stable stripping, the contact between the basement membrane and the pre-stripping surface and the stripping surface is reduced, and the abrasion of the basement membrane is reduced;
3. the top surface of the top supporting roller, the supporting surface and the bottom surface of the protective film transmission channel are arranged in a flush manner, so that the zero-damage stripping of the membrane is realized at an optimal angle;
4. when the film enters the pre-stripping area, the film is kept in a stable state and keeps inertial motion, so that the film keeps translating and falls into the film collecting frame in front when the bottom film passes through the stripping roller;
5. the films are aligned and stacked in the laminating area with reference to the front-back direction.
The present invention has been described in detail in order to enable those skilled in the art to understand the invention and to practice it, and it is not intended to limit the scope of the invention, and all equivalent changes and modifications made according to the spirit of the present invention should be covered by the present invention.
Claims (10)
1. The utility model provides a zero damage processing equipment's of protection film diaphragm peels off unit, it is located between zero damage processing equipment's diaphragm receipts material frame and the cutting system ejection of compact tip, and the basement membrane after peeling off by zero damage processing equipment's basement membrane roll-up unit roll-up, the diaphragm is by the collection of diaphragm receipts material frame, its characterized in that: the film stripping unit comprises a stripping roller positioned above the side of the film receiving frame, a top support roller positioned between the stripping roller and the discharge end part of the cutting system, and a stripping support platform positioned between the top support roller and the stripping roller, wherein the stripping support platform is provided with a support surface attached to the base film, a pre-stripping surface which forms an obtuse angle with the support surface and inclines downwards, and a stripping surface which forms an acute angle with the pre-stripping surface and is positioned below the pre-stripping surface; the top supporting roller and the supporting surface are arranged in a disconnected mode, the front end of the membrane is located behind the top supporting roller when being peeled, and the rear end of the membrane is located behind the top supporting roller.
2. The film peeling unit of the protective film zero damage processing apparatus according to claim 1, wherein: the stripping roller is arranged at the front end of the stripping supporting platform in a manner of freely rotating around the axis of the stripping roller.
3. The film peeling unit of a protective film zero damage processing apparatus according to claim 1, characterized in that: an angle formed by the upper basement membrane and the lower basement membrane wound on the peeling roller is an acute angle, and the acute angle is larger than or equal to an included angle formed between the pre-peeling surface and the peeling surface.
4. The film peeling unit of a protective film zero damage processing apparatus according to claim 1, characterized in that: extension ears are formed on two sides of the rear end of the stripping supporting platform, and two end parts of the jacking roller are respectively positioned on the two extension ears.
5. The film peeling unit of a protective film zero damage processing apparatus according to claim 4, characterized in that: the top supporting roller and the stripping roller are arranged in parallel, and the top supporting roller is arranged around the axis of the top supporting roller in a free rotation mode.
6. The film peeling unit of a protective film zero damage processing apparatus according to claim 4, characterized in that: the cutting system is characterized in that a plurality of hook grooves which are arranged side by side up and down are correspondingly arranged at the discharging end part of the cutting system, a positioning frame which is hung on one hook groove is also arranged at the discharging end part, and the top support roller is positioned on the positioning frame.
7. The film peeling unit of a protective film zero damage processing apparatus according to claim 6, characterized in that: the top surface of the top supporting roller, the supporting surface and the bottom surface of the protective film transmission channel formed by the cutting system are arranged in a flush mode, and the peeling roller is located below the front side of the top supporting roller.
8. The film peeling unit of a protective film zero damage processing apparatus according to claim 7, characterized in that: the positioning frame comprises a hanging rod hung on one of the hanging hook grooves and hanging arm rods positioned at two ends of the hanging rod, wherein the upper end and the lower end of each hanging arm rod are respectively connected with the hanging rod corresponding to the same side and the end part of the top supporting roller.
9. The film peeling unit of a protective film zero damage processing apparatus according to claim 8, characterized in that: the upper end part of the hanging arm rod is relatively fixedly connected with the end part of the hanging rod through a rod sleeve and a locking bolt, and the hanging arm rods on the two sides are arranged in parallel.
10. The film peeling unit of a protective film zero damage processing apparatus according to claim 1, characterized in that: the membrane receiving frame is internally provided with a material guiding module with the caliber gradually reduced from top to bottom in the front-back direction and an extending material rod linearly and downwards extending from the lower end part of the material guiding module, wherein the extending material rod and the bottom edge of the membrane receiving frame form a laminating area.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210703852.1A CN115256540B (en) | 2021-03-31 | 2021-03-31 | Membrane stripping unit of protective film zero-damage processing equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210703852.1A CN115256540B (en) | 2021-03-31 | 2021-03-31 | Membrane stripping unit of protective film zero-damage processing equipment |
| CN202110349924.2A CN113183235B (en) | 2021-03-31 | 2021-03-31 | Zero-damage processing technology of protective film |
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| CN202210703849.XA Active CN115256539B (en) | 2021-03-31 | 2021-03-31 | Zero damage formula processing equipment of protection film |
| CN202210703852.1A Active CN115256540B (en) | 2021-03-31 | 2021-03-31 | Membrane stripping unit of protective film zero-damage processing equipment |
| CN202110349924.2A Active CN113183235B (en) | 2021-03-31 | 2021-03-31 | Zero-damage processing technology of protective film |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113183235A (en) | 2021-07-30 |
| CN115256540B (en) | 2024-05-17 |
| CN113183235B (en) | 2022-05-17 |
| CN115256539B (en) | 2024-05-17 |
| CN115256539A (en) | 2022-11-01 |
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