CN210082622U

CN210082622U - Film uncovering device

Info

Publication number: CN210082622U
Application number: CN201920567496.9U
Authority: CN
Inventors: 崔勇; 冯国铜; 张可; 李泽宇; 王一飞; 徐晓露; 崔丹; 王帆
Original assignee: Suzhou Vocational Institute of Industrial Technology
Current assignee: Suzhou Vocational Institute of Industrial Technology
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-02-18
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses a film uncovering device, wherein a feeding mechanism, a sliding film uncovering component and a pressing component are all arranged on a base component; the protective film belt is provided with a plurality of protective films; the protective film belt is arranged on the feeding mechanism, penetrates through the pressing position of the pressing assembly, and is used for pressing the protective film belt; the sliding film uncovering assembly comprises a clamping slide block, a clamping plate, a guide rail slide block assembly, an atmospheric pressure valve and a guide rod; the fixed part of the guide rail sliding block component is arranged on the base component; the clamping plate is connected with the moving part of the guide rail sliding block assembly, and the protective film belt is arranged on the clamping plate; the clamping slide block is arranged on the clamping plate and used for clamping the protective film belt; the atmospheric pressure valve is connected with the guide rail sliding block assembly and used for providing power required by moving the guide rail sliding block assembly; one end of the guide rod is fixed on the moving part of the guide rail sliding block component and is used for enabling the protective film belt to turn at the first side edge of the clamping plate so as to limit the moving direction of the protective film belt.

Description

Film uncovering device

Technical Field

The utility model belongs to pad pasting machinery especially relates to a take off membrane device.

Background

In order to improve the usability and the aesthetic degree of the electronic display screen, manufacturers usually stick films before products leave factories. With the wide popularization of touch screen electronic devices such as smart phones and tablet computers, manufacturers need to equip film sticking devices with high efficiency and high precision so as to meet the higher requirements of the consumer market on product yield and quality. The film uncovering process is an important link in the whole film pasting process and is responsible for separating the protective film from the base film. The special film uncovering device in the current market mainly realizes the picking of the protective film by means of the adsorption force of a pneumatic system sucker; however, in practical application, this method has the defect of poor stability.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a take off membrane device to solve and take off the poor stability problem of membrane device.

In order to solve the above problem, the technical scheme of the utility model is that:

the utility model discloses a film uncovering device, which comprises a feeding mechanism, a pressing component, a sliding film uncovering component, a base component and a protective film belt; wherein the content of the first and second substances,

the feeding mechanism, the sliding film uncovering assembly and the pressing assembly are all arranged on the base assembly;

the protective film belt is provided with a plurality of protective films;

the protective film belt is arranged on the feeding mechanism, penetrates through the pressing position of the pressing assembly, and is used for pressing the protective film belt;

the sliding film uncovering assembly comprises a clamping slide block, a clamping plate, a guide rail slide block assembly, an atmospheric pressure valve and a guide rod;

the fixed part of the guide rail sliding block component is arranged on the base component;

the clamping plate is connected with the moving part of the guide rail sliding block assembly, and the protective film belt is arranged on the clamping plate;

the clamping slide block is arranged on the clamping plate and used for clamping the protective film belt;

the atmospheric pressure valve is connected with the guide rail sliding block assembly and used for providing power required by moving the guide rail sliding block assembly;

one end of the guide rod is fixed on the moving part of the guide rail sliding block component and is used for enabling the protective film belt to turn at the first side edge of the clamping plate;

in a working state, the feeding mechanism drives the protective film belt and the protective film to feed, and the pressing assembly presses the protective film belt tightly to stop the protective film belt from moving; at this moment, the slip is taken off membrane module by keeping away from compress tightly the most distal end of subassembly to being close to the direction that compresses tightly the subassembly removes, because the guide arm the tight slider of clamp reaches feeding mechanism's combined action slip is taken off membrane module's removal in-process, the relative position in tight membrane area of clamp is unchangeable, the first side of clamp plate is relative press from both sides tight membrane area with the position of protection film changes, when removing extremely during protection film department, one side perk of protection film, finally cooperate the outside mechanical hand to accomplish to the protection film of perk and take off the membrane.

The film uncovering device of the utility model, the compressing component comprises a small air pressure valve, a compressing beam, a fixed plate, a pressing plate, a plurality of pressing blocks and a backing plate; the fixing plate is arranged on the base component; the pressing cross beam is arranged at the first end of the fixing plate; the backing plate is arranged at the second end of the fixing plate; the small air pressure valve is arranged on the pressing beam; the pressure plate is connected with the telescopic part of the small pneumatic valve; a plurality of pressing blocks are arranged on the first side surface of the pressing plate; under the compression state, the small pneumatic valve drives the pressing plate and the pressing block to move, so that the pressing block and the base plate are in the compression state.

In the film uncovering device of the utility model, the connection part of the compressing beam and the fixed plate is provided with a beam reinforcing rib; and a base plate reinforcing rib is arranged at the joint of the base plate and the fixed plate.

The film uncovering device of the utility model comprises a feeding mechanism, a power device, a discharging roller, a power roller, a plurality of guide rollers, a material pressing roller and a material receiving roller; the discharging roller, the power roller, the guide rollers, the material pressing roller and the material receiving roller are all arranged on the base assembly; the discharging roller is used for discharging the protective film belt; the guide rollers are used for controlling the advancing direction of the protective film belt; the power roller is used for providing advancing power for the protective film belt; the nip roll is used for clamping the tightness of the protective film belt in the feeding process; the material receiving roller is used for receiving the protective film belt after the film is uncovered; the power device is used for providing power for the power roller and the material receiving roller.

The utility model discloses a film uncovering device, the power roller comprises a power roller shaft, a power roller shaft sleeve, a power roller bearing seat and a power roller bearing stop block; the power roller bearing seat is arranged on the base assembly; the power roller bearing is arranged in the power roller bearing seat; the power roller bearing stop block is arranged on the first side of the power roller bearing seat and used for fixing the first side of the power roller bearing; the power roller shaft is a stepped shaft, the power roller shaft penetrates through the second side of the power roller bearing, and the stepped shaft fixes the second side of the power roller bearing; and the power roller shaft sleeve is connected with the power roller shaft through a key.

The utility model discloses a film uncovering device, the nip rolls include nip rolls crossbeam, nip rolls crossbeam axle, two nip rolls support dogs, forked tail bolt, nip rolls support, nip rolls axle sleeve, two nip rolls bearings; the cross beam of the material pressing roll is arranged on the base component; the cross beam shaft of the material pressing roll is arranged on the cross beam of the material pressing roll; the material pressing roll bracket is rotationally connected with the material pressing roll beam shaft; the two press roll support baffle blocks are respectively arranged on the cross beam shaft of the press roll and used for limiting the position of the press roll support; the dovetail bolts are arranged on the nip roll bracket and can adjust the angle of the nip roll bracket on the cross beam shaft of the nip roll; two nip roll bearings are respectively arranged on the nip roll bracket; the pressing roll shaft penetrates through the inner rings of the two pressing roll bearings; the material pressing roller shaft sleeve is connected with the material pressing roller shaft through a key.

The utility model discloses a film uncovering device, the blowing roller comprises a first striker plate, a blowing wheel, a material pressing sheet, a second striker plate, a blowing roller bearing seat, a blowing roller shaft and a blowing roller bearing; the first striker plate is arranged on a first side surface of the discharging wheel; the second material baffle plate is arranged on the second side surface of the material discharging wheel; the material pressing sheet is arranged on the rotating surface of the material discharging wheel; the discharging roller bearing seat is arranged on the second side surface of the discharging wheel; the discharging roller bearing is arranged in the discharging roller bearing seat; the discharging roller shaft penetrates through the inner ring of the discharging roller bearing, and the discharging roller shaft is fixedly connected with the discharging wheel.

The film uncovering device of the utility model, the base component comprises a bottom plate, a vertical plate and a vertical plate cross beam; the vertical plate is vertically connected with the bottom plate and is used for being connected with the feeding mechanism and the sliding film uncovering assembly; the vertical plate is respectively connected with the bottom plate and the vertical plate; the vertical plate cross beam is respectively connected with the vertical plate and the vertical plate.

The film uncovering device of the utility model, the sliding film uncovering component also comprises a connecting plate and a second connecting block; one end of the connecting plate is connected with the moving part of the guide rail sliding block assembly, and the other end of the connecting plate is connected with the clamping plate; one end of the second connecting block is connected with the fixing part of the guide rail sliding block assembly, and the other end of the second connecting block is connected with the atmospheric pressure valve.

The utility model discloses owing to adopt above technical scheme, make it compare with prior art and have following advantage and positive effect:

the utility model discloses an embodiment is through setting up feeding mechanism, compressing tightly subassembly, slip and take off membrane subassembly, base subassembly and protective film area, feeding mechanism, slip and take off membrane subassembly, compress tightly the subassembly and all locate on the base subassembly, slip and take off membrane subassembly and include clamping slide block, pinch plate, guide rail sliding block subassembly, atmospheric pressure valve, guide arm operating condition, feeding mechanism drives protective film area and protective film and carries out the pay-off, compress tightly the subassembly and compress tightly the protective film area, make the protective film area stop motion; at the moment, the sliding film uncovering assembly moves from the farthest end far away from the pressing assembly to the direction close to the pressing assembly, due to the combined action of the guide rod, the clamping slide block and the feeding mechanism, in the moving process of the sliding film uncovering assembly, the relative position of the clamping film strip is unchanged, the position of the first side edge of the clamping plate is changed relative to the positions of the clamping film strip and the protective film, when the sliding film uncovering assembly moves to the protective film, one side of the protective film is tilted, and finally the sliding film uncovering assembly is matched with an external mechanical hand to uncover the tilted protective film. The film uncovering action is converted into relative motion between mechanical structures, so that the protective films are effectively separated, and the film uncovering device has the characteristics of reliability and high efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the film uncovering device of the present invention;

FIG. 2 is another general structural diagram of the film removing device of the present invention;

FIG. 3 is a schematic view of the structure of the material feeding roller of the film uncovering device of the present invention;

fig. 4 is a schematic diagram of a first striker plate structure of a discharging roller of the film uncovering device of the present invention;

fig. 5 is a schematic view of a discharging wheel structure of a discharging roller of the film uncovering device of the present invention;

fig. 6 is a schematic view of a material pressing sheet structure of a discharging roller of the film uncovering device of the present invention;

fig. 7 is a schematic structural view of a second baffle plate of a feeding roller of the film uncovering device of the present invention;

fig. 8 is a schematic structural view of a first connecting block of a discharging roller of the film uncovering device of the present invention;

fig. 9 is a schematic structural view of a discharging roller bearing seat of a discharging roller of the film uncovering device of the present invention;

fig. 10 is a schematic structural view of a discharging roller shaft of a discharging roller of the film uncovering device of the present invention;

FIG. 11 is a schematic structural view of a base assembly of the film removing apparatus of the present invention;

FIG. 12 is a schematic view of another base assembly of the film removing device of the present invention;

fig. 13 is a schematic structural view of a pressing assembly of the film uncovering device of the present invention;

FIG. 14 is a schematic view of a small pneumatic valve of a pressing assembly of the film removing device of the present invention;

fig. 15 is a schematic cross-beam structure diagram of a pressing component of the film uncovering device of the present invention;

fig. 16 is a schematic structural view of a beam reinforcing rib of a pressing assembly of the film uncovering device of the invention;

fig. 17 is a schematic structural view of a fixing plate of a pressing component of the film uncovering device of the present invention;

FIG. 18 is a schematic view of another fixing plate of the pressing assembly of the film removing device of the present invention;

fig. 19 is a schematic view of a pressing plate structure of a pressing assembly of the film uncovering device of the present invention;

FIG. 20 is a schematic view of a pressing block structure of a pressing assembly of the film removing device of the present invention;

FIG. 21 is a schematic view of a pad plate of a pressing assembly structure of the film removing device of the present invention;

FIG. 22 is a schematic view of the reinforcing rib structure of the pad plate of the pressing assembly of the film removing device of the present invention;

fig. 23 is a schematic structural view of a sliding film uncovering assembly of the film uncovering device of the present invention;

fig. 24 is a schematic view of a clamping slider structure of a sliding film removing assembly of the film removing device of the present invention;

fig. 25 is a schematic view of a clamping plate structure of a sliding film removing assembly of the film removing device of the present invention;

FIG. 26 is a schematic view of another clamping plate structure of the sliding film removing assembly of the film removing device of the present invention;

fig. 27 is a schematic structural view of a connecting plate of a sliding film removing assembly of the film removing device of the present invention;

FIG. 28 is a schematic view of another connecting plate of the sliding film removing assembly of the film removing device of the present invention;

fig. 29 is a schematic structural view of a guide rail slider assembly of a sliding film removing assembly of the film removing device of the present invention;

FIG. 30 is a schematic view of an atmospheric pressure valve of a sliding film removing assembly of the film removing device of the present invention;

fig. 31 is a schematic view of a second connecting block of the sliding film removing assembly of the film removing device of the present invention;

FIG. 32 is a schematic view of the structure of the guide roller of the film removing device of the present invention;

fig. 33 is a schematic cut-away view of the guide roller of the film uncovering device of the present invention;

fig. 34 is a schematic structural view of a guide roller shaft of a guide roller of the film uncovering device of the present invention;

FIG. 35 is a schematic view of the structure of the guide roller shaft sleeve of the guide roller of the film uncovering device of the present invention;

FIG. 36 is a schematic view of the power roller structure of the film removing device of the present invention;

fig. 37 is a schematic cut-away view of the power roller of the film uncovering device of the present invention;

fig. 38 is a schematic structural view of a power roller shaft of a power roller of the film uncovering device of the present invention;

FIG. 39 is a schematic view of the structure of the power roller shaft sleeve of the power roller of the film uncovering device of the present invention;

FIG. 40 is a schematic view of the power roller bearing seat structure of the power roller of the film uncovering device of the present invention;

FIG. 41 is a schematic view of the structure of a power roller bearing stop of a power roller of a film uncovering device according to the present invention;

fig. 42 is a schematic structural view of a nip roll of the film uncovering device of the present invention;

fig. 43 is a schematic structural view of a cross beam of a nip roll of the film uncovering device of the present invention;

fig. 44 is a schematic structural view of a cross beam shaft of a nip roll of the film uncovering device of the present invention;

fig. 45 is a schematic structural view of a stopper of a nip roll holder of a nip roll of the film uncovering device of the present invention;

fig. 46 is a schematic view of a nip roll support structure of a nip roll of the film uncovering device of the present invention;

FIG. 47 is a schematic view of the structure of a material receiving roller of the film uncovering device of the present invention;

FIG. 48 is a schematic view of the structure of the material clamping spring of the material receiving roller of the film uncovering device of the present invention;

fig. 49 is a schematic view of the shaft sleeve structure of the material receiving roller of the film uncovering device of the present invention;

FIG. 50 is a schematic view of a receiving roll shaft of a receiving roll of the film uncovering device of the present invention;

FIG. 51 is a schematic view of a receiving roller bearing seat of a receiving roller of the film uncovering device according to the present invention;

fig. 52 is a schematic structural view of a receiving roller bearing end block of a receiving roller of a film uncovering device according to the present invention.

Description of reference numerals: 1: a discharge roller; 1-1: a first striker plate; 1-2: a discharge wheel; 1-3: pressing sheets; 1-4: a second retainer plate; 1-5: a first connection block; 1-6: a discharging roller bearing seat; 1-7: a discharging roll shaft; 1-8: a bearing end nut; 1-9: a discharging roller bearing; 2: a base assembly; 2-1: a base plate; 2-2: a vertical plate; 2-3: a vertical plate; 2-4: the vertical plate cross beam 3: a compression assembly; 3-1: a small pneumatic valve; 3-2: compressing the beam; 3-3: a beam reinforcing rib; 3-4: a fixing plate; 3-5: pressing a plate; 3-6: briquetting; 3-7: a base plate; 3-8: a base plate reinforcing rib; 4: a protective film tape; 5: sliding the film uncovering assembly; 5-1: clamping the sliding block; 5-2: a clamping plate; 5-3: a connecting plate; 5-4: a guide rail slider assembly; 5-5: an atmospheric pressure valve; 5-6: a second connecting block; 5-7: a guide bar; 6: a power plant; 7: a guide roller; 7-1: a small snap spring; 7-2: a large snap spring; 7-3: a guide roll shaft; 7-4: a guide roller shaft sleeve; 7-5: a guide roller bearing; 8: a power roller; 8-1: a power roll shaft; 8-2: a power roller shaft sleeve; 8-3: a power roller bearing; 8-4: a power roller bearing housing; 8-5: a power roller bearing stop; 9: a nip roll; 9-1: a nip roll beam; 9-2: a nip roll beam shaft; 9-3: a nip roll support dog; 9-4: dovetail bolts; 9-5: a nip roll holder; 9-6: a material pressing roll shaft; 9-7: a material pressing roller shaft sleeve; 9-8: a nip roll bearing; 10: a material receiving roller; 10-1: a material clamping spring; 10-2: a material receiving roller end cover; 10-3: a receiving roller shaft sleeve; 10-4: a material receiving roll shaft; 10-5: a material receiving roller bearing seat; 10-6: a receiving roller bearing; 10-7: a material receiving roller bearing end cover; 11: and a transmission device.

Detailed Description

The following describes a film removing device according to the present invention in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims.

Referring to fig. 1, 2 and 23, in one embodiment, the film removing device comprises a feeding mechanism, a pressing assembly 3, a sliding film removing assembly 5, a base assembly 2 and a protective film belt 4. Wherein, feeding mechanism, slip and tear membrane module 5, compress tightly the subassembly 3 and all locate on base subassembly 2. The protective film belt 4 is provided with a plurality of protective films. The protective film belt 4 is arranged on the feeding mechanism, the protective film belt 4 penetrates through the pressing position of the pressing assembly 3, and the pressing assembly 3 is used for pressing the protective film belt 4. The sliding film uncovering assembly 5 comprises a clamping slide block 5-1, a clamping plate 5-2, a guide rail slide block assembly 5-4, an atmospheric pressure valve 5-5 and a guide rod 5-7. The fixed part of the guide rail sliding block component 5-4 is arranged on the base component 2. The clamping plate 5-2 is connected with the moving part of the guide rail sliding block component 5-4, and the protective film belt 4 is arranged on the clamping plate 5-2. The clamping slide block 5-1 is arranged on the clamping plate 5-2 and used for clamping the protective film belt 4. An atmospheric pressure valve 5-5 is connected to the guide rail slider assembly 5-4 for providing the power required to move the guide rail slider assembly 5-4. One end of the guide bar 5-7 is fixed to the moving portion of the guide rail slider assembly 5-4 for turning the protective film tape 4 at the first side edge of the clamping plate 5-2 to restrict the moving direction of the protective film tape 4. Under the operating condition, feeding mechanism drives protective film area 4 and protection film and carries out the pay-off, compresses tightly subassembly 3 and compresses tightly protective film area 4, makes protective film area 4 stop motion. At the moment, the sliding film uncovering assembly 5 moves from the farthest end far away from the pressing assembly 3 to the direction close to the pressing assembly 3, due to the combined action of the guide rod 5-7, the clamping slide block 5-1 and the feeding mechanism, in the moving process of the sliding film uncovering assembly 5, the relative position of the clamping film strip is unchanged, the position of the first side edge of the clamping plate 5-2 relative to the clamping film strip and the position of the protective film are changed, when the sliding film uncovering assembly moves to the protective film, one side of the protective film is tilted, and finally the tilted protective film is uncovered by matching with an external manipulator. The feeding mechanism, the compressing assembly 3, the sliding film removing assembly 5, the base assembly 2 and the protective film belt 4 are arranged, the feeding mechanism, the sliding film removing assembly 5 and the compressing assembly 3 are all arranged on the base assembly 2, the sliding film removing assembly 5 comprises a clamping slide block 5-1, a clamping plate 5-2, a guide rail slide block assembly 5-4, an atmospheric pressure valve 5-5 and a guide rod 5-7, the feeding mechanism drives the protective film belt 4 and a protective film to feed materials under the working state, and the compressing assembly 3 compresses the protective film belt 4 to stop the protective film belt 4 from moving; at the moment, the sliding film uncovering assembly 5 moves from the farthest end far away from the pressing assembly 3 to the direction close to the pressing assembly 3, due to the combined action of the guide rod 5-7, the clamping slide block 5-1 and the feeding mechanism, in the moving process of the sliding film uncovering assembly 5, the relative position of the clamping film strip is unchanged, the position of the first side edge of the clamping plate 5-2 relative to the clamping film strip and the position of the protective film are changed, when the sliding film uncovering assembly moves to the protective film, one side of the protective film is tilted, and finally the tilted protective film is uncovered by matching with an external manipulator. The film uncovering action is converted into relative motion between mechanical structures, so that the protective films are effectively separated, and the film uncovering device has the characteristics of reliability and high efficiency.

Further, the shape structure of the sliding film uncovering component 5 is shown in fig. 23 and comprises a clamping slide block 5-1, a clamping plate 5-2, a connecting plate 5-3, a guide rail slide block component 5-4, an atmospheric pressure valve 5-5, a second connecting block 5-6 and a guide rod 5-7; the shape structure of the clamping slide block 5-1 is shown in figure 24 and is a T-shaped block, a threaded through hole is formed in the center of the upper surface of the T-shaped block, and a triangular boss extends out of one side of the upper surface of the T-shaped block; the shape and structure of the clamping plate 5-2 are as shown in fig. 25 and 26, and is an L-shaped plate with one long side and one short side, wherein the long plate is provided with a T-shaped long groove for placing a clamping slide block, and the bottom of the short plate is provided with four threaded holes; the connecting plate 5-3 is an incomplete rectangular flat plate, as shown in fig. 27 and 28, four step round holes are distributed in the middle of the front side of the connecting plate 5-3 and used for being connected with a slider of the guide rail slider assembly 5-4 through bolts, a circular groove is formed in the lower left of the connecting plate 5-3, step round holes are formed in the back side of the circular groove and used for being connected with the guide rod 5-7 through bolts, four step round holes are distributed above the back side of the connecting plate 5-3 and used for being matched with four threaded holes in the bottom of the short plate 5-2 through bolts, a rectangular groove is formed in the bottom of the connecting plate 5-3 and used for placing a second connecting block 5-6, and three threaded holes are formed in the rectangular groove and used for being connected with the connecting block 5-6 through; the shape structure of the guide rail sliding block component 5-4 is shown in fig. 29 and is a purchased part, wherein the guide rail is provided with four step round holes for fixing the guide rail sliding block component 5-4 on the vertical plate 2-2 of the base 2 through bolts, the sliding block is provided with four threaded holes for matching with the four step round holes in the middle of the connecting plate through bolts, and the sliding block can slide on the guide rail along the guide rail; the shape and structure of the atmospheric pressure valve 5-5 are shown in figure 30 and are outsourcing parts, the surface of an L-shaped plate is connected with a valve body of the atmospheric pressure valve through a bolt to form a whole, the other surface of the L-shaped plate is provided with two through holes for fixing the atmospheric pressure valve 5-5 on a vertical plate 2-2 of a base 2 through the bolt, and the end part of a valve core of the atmospheric pressure valve 5-5 is provided with a section of thread for connecting with a second connecting block; the second connecting block 5-6 is in a shape structure as shown in fig. 31 and is an L-shaped plate, three through holes are formed in a short plate of the L-shaped plate and used for being connected with the connecting plate through bolts, and a threaded hole is formed in a long plate of the L-shaped plate and matched with threads at the end part of a valve core of the atmospheric pressure valve 5-5; the guide rod 5-7 is of a cylindrical structure, and one end of the cylinder is provided with four threaded holes for connecting the connecting plate 5-3 through bolts; the guide rail of the guide rail sliding block component 5-4 is fixed in a rectangular groove on a vertical plate 2-2 of a base 2 through a bolt, a connecting plate 5-3 is fixed on a sliding block of the guide rail sliding block component 5-4 through a bolt, a clamping plate 5-2 and a guide rod 5-7 are fixed on the connecting plate 5-3 through a bolt, two clamping sliding blocks 5-1 are fixed in a T-shaped groove of the clamping plate 5-2 through bolts, the two clamping sliding blocks 5-1 are matched with the clamping plate 5-2 to clamp two sides of a protective film belt 4, a second connecting block 5-6 is connected with an atmospheric pressure valve 5-5 through threads, the second connecting block 5-6 is connected with the connecting plate 5-3 through a bolt, at the moment, the guide rail of the guide rail sliding block component 5-4 and the atmospheric pressure valve 5-5 are both fixed on the vertical plate 2-2 of, under the action of the air pressure of the atmospheric pressure valve 5-5, a valve core of the atmospheric pressure valve can drive the second connecting block 5-6, the connecting plate 5-3 and other parts on the connecting plate 5-3 to slide back and forth on the guide rail.

Further, the pressing assembly 3 comprises a small air pressure valve 3-1, a pressing beam 3-2, a fixing plate 3-4, a pressing plate 3-5, a plurality of pressing blocks 3-6 and a backing plate 3-7. Wherein the fixing plates 3-4 are arranged on the base component 2. The compression cross beam 3-2 is arranged at the first end of the fixing plate 3-4. The backing plate 3-7 is arranged at the second end of the fixing plate 3-4. The small air pressure valve 3-1 is arranged on the pressing beam 3-2. The pressure plate 3-5 is connected with the expansion part of the small air pressure valve 3-1. The first side surface of the pressing plate 3-5 is provided with a plurality of pressing blocks 3-6. In a compression state, the small air pressure valve 3-1 drives the pressing plate 3-5 and the pressing block 3-6 to move, so that the protective film belt 44 between the pressing block 3-6 and the backing plate 3-7 is in a compression state.

Preferably, a beam reinforcing rib 3-3 is arranged at the joint of the pressing beam 3-2 and the fixing plate 3-4. The joint of the backing plate 3-7 and the fixing plate 3-4 is provided with backing plate reinforcing ribs 3-8.

Further, the shape structure of the pressing component 3 is shown in fig. 13 and comprises a small air pressure valve 3-1, a pressing beam 3-2, beam reinforcing ribs 3-3, a fixing plate 3-4, a pressing plate 3-5, pressing blocks 3-6, a backing plate 3-7 and backing plate reinforcing ribs 3-8; the small air pressure valve 3-1 is a purchased part, the shape and structure of the small air pressure valve are shown in figure 14, four threaded holes are formed in the lower portion of the small air pressure valve and used for fixing the pressure plate 3-5 through bolts, two air inlet holes are formed in the upper portion of the small air pressure valve, the valve core of the small air pressure valve 3-1 is controlled to stretch in the axial direction through air pressure, the pressure plate 3-5 and the pressure block 3-6 are driven to move, and two step through holes are formed in the front face of the small; the shape structure of the pressing beam 3-2 is a rectangular flat plate structure as shown in fig. 15, three threaded holes are formed in one end of the rectangular flat plate, and three step round holes and a plurality of threaded holes are formed in the plane of the rectangular flat plate along the central line; the beam reinforcing rib 3-3 is in a triangular flat plate structure as shown in fig. 16, wherein three threaded holes are formed in one side of the long side of the triangular flat plate, and two threaded holes are formed in one side of the short side of the triangular flat plate; the shape structure of the fixing plate 3-4 is as shown in fig. 17 and fig. 18, and is a rectangular plate structure, the front of the fixing plate 3-4 is visible, the upper part, the middle part and the lower part of the rectangular plate are respectively provided with two step round holes for fixing the pressing component 3 on the vertical plate 2-2 of the base 2 through bolts, the back of the fixing plate 3-4 is visible, the right side of the upper part of the rectangular plate is provided with three U-shaped grooves, the middle part of each U-shaped groove is respectively provided with a round through hole for fixing the pressing beam 3-2 through bolts, the left side of the U-shaped groove is provided with two step round holes for fixing the beam reinforcing ribs 3-3 through bolts, the middle lower part of the rectangular plate is provided with a rectangular groove for placing the backing plate 3-7, the back of the rectangular groove is provided with two step round holes for fixing the backing plate 3-7 through, used for fixing the backing plate reinforcing ribs 3-8 through bolts; the shape and structure of the pressing plate 3-5 are shown in figure 19 and are rectangular flat plate structures, four countersunk circular holes are formed in the center of each rectangular flat plate and used for being fixed at the bottom of the small pneumatic valve 3-1 through bolts, two threaded holes are formed in the two sides of each rectangular flat plate, and two pressing blocks 3-6 are fixed through the bolts respectively; the shape and structure of the pressing block 3-6 are shown in figure 20 and are rectangular flat plate structures, and countersunk circular holes are formed in the flat plates and used for being fixed on the pressing plate 3-5 through bolts; the shape structure of the backing plate 3-7 is shown in figure 21 and is a rectangular flat plate structure, two threaded holes are formed in the end face of the rectangular flat plate, the end face is placed in a rectangular groove in the front face of the fixing plate 3-4 and is fixed through bolts, and three step round holes are formed in the front face of the rectangular flat plate; the shape structure of the cushion plate reinforcing ribs 3-8 is shown in figure 22 and is a triangular flat plate structure; three threaded holes are formed in one side of the long side of the triangular flat plate and used for being connected with the three threaded holes in the backing plates 3-7 through bolts, and two threaded holes are formed in one side of the short side of the triangular flat plate and used for being connected with a step round hole below the back face of the fixing plate through bolts; a compression cross beam 3-2 and a cross beam reinforcing rib 3-4 are fixed on a fixing plate 3-4 through bolts, the compression cross beam 3-2 is connected with the cross beam reinforcing rib 3-4 through bolts, a small air pressure valve is fixed on the fixing plate 3-4 through bolts, a pressure plate 3-5 is fixed on the fixing plate 3-4 through bolts, two pressure blocks 3-6 are fixed at threaded holes at two ends of the pressure plate 3-5 through bolts, a backing plate 3-7 and a backing plate reinforcing rib 3-8 are fixed on the fixing plate 3-4 through bolts, the backing plate 3-7 is connected with the backing plate reinforcing rib 3-8 through bolts, two air inlets above the small air pressure valve 3-1 can control the movement of the pressure plate 3-5 and the pressure blocks 3-6 through the air pressure, when the bottom surface of the pressure block 3-6 is contacted with the upper surface of the backing, the two sides of the protective film strip can be clamped.

Further, the feeding mechanism comprises a power device 6, a discharging roller 1, a power roller 8, a plurality of guide rollers 7, a material pressing roller 9 and a material receiving roller 10. Wherein, blowing roller 1, power roller 8, a plurality of guide roll 7, nip rolls 9, receipts material roller 10 all locate on base subassembly 2. The discharging roller 1 is used for discharging the protective film strip 4. The guide rollers 7 are used to control the traveling direction of the protective film tape 4. The power roller 8 is used to provide a power for the traveling of the protective film tape 4. The nip roll 9 is used for clamping the tightness of the protective film tape 4 during feeding. The material receiving roller 10 is used for receiving the protective film belt 4 after the film is uncovered. The power device 6 is used for providing power for the power roller 8 and the material receiving roller 10.

Further, the power roller 8 comprises a power roller shaft 8-1, a power roller shaft sleeve 8-2, a power roller bearing 8-3, a power roller bearing block 8-4 and a power roller bearing block 8-5. Wherein, the power roller bearing seat 8-4 is arranged on the base component 2. The power roller bearing 8-3 is arranged in the power roller bearing seat 8-4. The power roller bearing stop block 8-5 is arranged on the first side of the power roller bearing seat 8-4 and used for fixing the first side of the power roller bearing 8-3. The power roll shaft is a stepped shaft, the power roll shaft 8-1 penetrates through the second side of the power roll bearing 8-3, and the stepped shaft of the power roll shaft 8-1 fixes the second side of the power roll bearing 8-3. The power roller shaft sleeve 8-2 is connected with the power roller shaft 8-1 key.

Further, the shape structure of the power roller 8 is shown in FIG. 37, and comprises a power roller shaft 8-1, a power roller shaft sleeve 8-2, a bearing 8-3, a power roller bearing seat 8-4 and a power roller bearing stop 8-5; the shape structure of the power roll shaft 8-1 is shown in fig. 38, and is a step shaft, and two step cylindrical surfaces are respectively provided with a key groove; the shape structure of the power roller shaft sleeve 8-2 is shown in fig. 39 and is a concentric cylinder structure, a rectangular groove is arranged in a hole of the concentric cylinder and is matched with a key groove on the power roller shaft through a key; the shape structure of the power roller bearing seat 8-4 is shown in figure 40 and is a rectangular block structure, one side of the middle part of the rectangular block is provided with a large step through hole for matching with the surface of a cylinder with a smaller diameter of a power roller shaft 8-1, the hole diameters of two ends of the step through hole are larger and are respectively used for placing a bearing 8-3, a boss of the power roller shaft 8-1 is clamped on an inner ring of the bearing 8-3, and four corners of one side of the rectangular block are respectively provided with a small step hole for fixing the power roller 8 on a vertical plate 2-2 of a base 2 through bolts; the shape structure of the power roller bearing stop block 8-5 is shown in figure 41 and is an annular block, one side of the annular block is provided with a small boss for clamping the inner ring of the other bearing 8-3, the annular block is circumferentially provided with a gap so as to have the function of a clamp spring, a step thread through hole is arranged on a cylindrical surface vertical to the gap, and the function of fastening is realized through the matching of the step thread through hole and a bolt; placing two bearings 8-3 into bosses at two sides of a central circular hole of a power roller bearing seat 8-4, tightly fitting the outer ring of the bearing 8-3 with the inner hollow wall, inserting the smaller end of the diameter of a power roller shaft 8-1 into the central circular hole of the power roller bearing seat 8-4 along the inner side, tightly fitting the outer wall surface of the power roller shaft 8-1 with the inner rings of the two bearings 8-3, clamping the step of the power roller shaft 8-1 on the inner ring of the bearing 8-3, sleeving a power roller bearing block 8-5 into the power roller shaft 8-1 along the other side of the power roller bearing seat 8-4, clamping the inner ring of the other bearing 8-3 by the boss of the power roller bearing block 8-5, locking the power roller bearing block 8-5 by a bolt, and enabling no axial sliding between the power roller bearing seat 8-4 and the power roller shaft 8-1, sleeving a power roller shaft sleeve 8-2 on a cylinder with a larger diameter of a power roller shaft 8-1, fixing the cylinder by using a key, wherein the power roller shaft 8-1 and the power roller shaft sleeve 8-2 do not slide circumferentially, fixing a power roller bearing seat 8-4 on a vertical plate 2-2 of a base 2 by using a bolt, and enabling the power roller shaft 8-1 and the power roller shaft sleeve 8-2 to rotate circumferentially at the same time;

further, the nip roll 9 comprises a nip roll beam 9-1, a nip roll beam shaft 9-2, two nip roll support stoppers 9-3, dovetail bolts 9-4, nip roll supports 9-5, nip roll shafts 9-6, nip roll shaft sleeves 9-7 and two nip roll bearings 9-8. Wherein, the cross beam 9 of the nip roll is arranged on the base component 2. The cross beam shaft 9-2 of the nip roll is arranged on the cross beam 9-of the nip roll. The nip roll support 9-5 is rotatably connected to a nip roll beam shaft 9-2. The two pressure roll support stoppers 9-3 are respectively arranged on the pressure roll beam shaft 9-2 and used for limiting the position of the pressure roll support. The pressure roll bracket 9-5 is provided with a dovetail bolt 9-4, and the dovetail bolt 9-4 can adjust the angle of the pressure roll bracket 9-5 on the pressure roll beam shaft 9-2. Two nip roll bearings 9-8 are respectively arranged on the nip roll supports 9-5. The material pressing roll shaft 9-6 is arranged in the inner ring of the two material pressing roll bearings 9-8 in a penetrating way. The material pressing roller shaft sleeve 9-7 is in key connection with the material pressing roller shaft 9-6.

Further, the shape structure of the nip roll 9 is shown in fig. 42, and comprises a nip roll beam 9-1, a nip roll beam shaft 9-2, a nip roll support block 9-3, a dovetail bolt 9-4, a nip roll support 9-5, a nip roll shaft 9-6, a nip roll shaft sleeve 9-7 and a nip roll bearing 9-8; the shape structure of the pressure roll beam 9-1 is shown in fig. 43 and is a U-shaped structure with a narrow bottom, two side vertical plates of the U-shaped structure are provided with a large concentric circular hole for matching with the pressure roll beam shaft 9-2, the upper surfaces of the two vertical plates are respectively provided with a threaded hole at the position where the axes of the concentric circular holes are parallel and level, and four corners at one side of one vertical plate are respectively provided with a threaded hole for fixing the pressure roll 9 on the vertical plate 2-2 of the base 2 through bolts; the shape structure of the cross beam shaft 9-2 of the nip roll is shown in figure 44 and is a cylindrical structure, and two small planes are cut at two ends of the cylinder respectively; the shape and structure of the nip roll support baffle 9-3 is shown in figure 45 and is an annular block, and the surface of a cylinder body of the annular block is provided with two threaded holes; the dovetail bolts 9-4 are standard parts; the shape structure of the pressure roll bracket 9-5 is shown in figure 46 and is a U-shaped structure, two vertical plates on two sides of the U-shaped structure are provided with a large concentric circular hole which is matched with a pressure roll shaft 9-6, the upper surfaces of the two vertical plates are respectively provided with a threaded hole at the position of the axis of the concentric circular hole, the bottom of the U-shaped structure is provided with a block-shaped boss, the side surface of the block-shaped boss is provided with a circular through hole which is matched with a pressure roll beam shaft 9-2, and the front surface of the block-shaped boss is provided with a threaded hole which is matched with a dovetail; the shape structure of the material pressing roll shaft 9-6 is the same as that of the material pressing roll beam shaft 9-2, and only the difference of specific sizes exists; the material pressing roller shaft sleeve 9-7 is of a concentric circular through structure, and bosses for placing material pressing roller bearings 9-8 are respectively arranged in holes at two ends of a concentric cylinder; inserting a cross beam shaft 9-2 of a pressure roll into a circular through hole on the side surface of a block-shaped boss of a support 9-5 of the pressure roll, inserting two bearing stop blocks into the cross beam shaft 9-2 of the pressure roll until the two bearing stop blocks are attached to the support 9-5 of the pressure roll, inserting two ends of the cross beam shaft 9-2 of the pressure roll into circular holes of two vertical plates of the cross beam 9-1 of the pressure roll, adjusting the position of the cross beam shaft 9-2 of the pressure roll to ensure that two planes at two ends of the cross beam shaft 9-2 of the pressure roll are opposite to threaded holes on the surfaces of two vertical plates of the cross beam 9-1 of the pressure roll, screwing two threaded holes by using two bolts, enabling the end surfaces of the bolts to prop against the planes at two sides of the cross beam shaft 9-2 of the pressure roll, ensuring that no relative displacement exists between the cross beam shaft 9-2 of the pressure roll and the cross beam 9-1 of the pressure roll, adjusting the support 9-5, two bolts are respectively screwed into two threaded holes of a pressure roll support stop dog 9-3, the end face of each bolt props against a pressure roll beam shaft 9-2 to ensure that no axial displacement exists among the pressure roll support 9-5, the pressure roll support stop dog 9-3 and the pressure roll beam shaft 9-2, the pressure roll support 9-5 can only rotate on the pressure roll beam shaft 9-2 along the circumferential direction, two pressure roll bearings 9-8 are placed at two sides of a pressure roll shaft sleeve 9-7, the outer rings of the pressure roll bearings 9-8 are tightly matched with the inner hole wall surface of the pressure roll shaft sleeve 9-7, a pressure roll shaft 9-6 respectively penetrates through a hole on a vertical plate of the pressure roll support 9-5, the pressure roll shaft sleeve 9-7 and a hole on the other vertical plate along the end face of a vertical plate of the pressure roll support 9-5 to adjust the position of the pressure roll shaft 9-6, two planes at two ends of the pressure roll shaft 9-6 are just opposite to threaded holes on the surfaces of two vertical plates of the pressure roll support 9-5, two bolts are screwed into the two threaded holes, the end surfaces of the bolts prop against the planes at two sides of the pressure roll shaft 9-6, so that no relative displacement exists between the pressure roll shaft 9-6 and the pressure roll support 9-5, and the pressure roll shaft sleeve 9-7 can only rotate on the pressure roll shaft 9-6 along the circumferential direction; screwing the dovetail bolts 9-4 into threaded holes in the block-shaped bosses of the pressure roll support 9-5, wherein the bolt end faces of the dovetail bolts 9-4 are abutted against the bottom surface of the U-shaped structure of the pressure roll cross beam 9-1, the screwing depths of the dovetail bolts 9-4 are different, and the pressure roll support 9-5 is selected on the pressure roll cross beam 9-1 along the pressure roll cross beam shaft 9-2, so that the angle between the pressure roll cross beam 9-1 and the pressure roll support 9-5 can be adjusted, and the pressure roll cross beam is fixed on a vertical plate 2-2 of the base 2 through the bolts;

further, the discharging roller 1 comprises a first material baffle 1-1, a discharging wheel 1-2, a material pressing sheet 1-3, a second material baffle 1-4, a discharging roller bearing seat 1-6, a discharging roller shaft 1-7 and a discharging roller bearing 1-9. Wherein, the first striker plate 1-1 is arranged on the first side surface of the discharging wheel 1-2. The second material blocking plate 1-4 is arranged on the second side surface of the material discharging wheel 1-2. The material pressing sheet 1-3 is arranged on the rotating surface of the material discharging wheel 1-2. The discharging roller bearing seat 1-6 is arranged on the second side surface of the discharging wheel 1-2. The discharging roller bearings 1-9 are arranged in the discharging roller bearing seats 1-6. The discharging roller shaft 1-7 penetrates through the inner ring of the discharging roller bearing 1-9, and the discharging roller shaft 1-7 is fixedly connected with the discharging wheel 1-2.

Further, the discharging roller 1 is shown in fig. 3 and comprises a first material baffle plate 1-1, a discharging wheel 1-2, a material pressing sheet 1-3, a second material baffle plate 1-4, a first connecting block 1-5, a discharging roller bearing seat 1-6, a discharging roller shaft 1-7, a bearing end nut 1-8 and a discharging roller bearing 1-9; the shape and structure of the first baffle plate 1-1 are shown in figure 4 and are of a circular flat plate structure, a waist-shaped through hole is formed in the center of the flat plate and matched with the discharging roller shaft 1-9, and 6 large unimportant holes are distributed around the waist-shaped through hole; the material discharging wheel 1-2 is in a cylindrical structure, four sides of the cylinder are respectively cut into a step plane, the cylinder is in a windmill shape, one end of each of the four planes is provided with two threaded holes for fixing the material pressing sheets 1-3, the center of the cylinder is provided with a circular through hole which is matched with the material discharging roll shaft 1-9, and the end surface of one side of the cylinder is distributed with four small threaded blind holes around the circular through hole; the shape and structure of the material pressing sheet 1-3 are shown in fig. 6, and the material pressing sheet is of a rectangular flat plate structure, one side of one long edge of the rectangular flat plate is slightly tilted, and two waist-shaped holes are formed in the rectangular flat plate; the second material baffle 1-4 is in a circular flat plate structure as shown in fig. 7, a circular through hole is formed in the center of the flat plate and matched with the material discharging roll shaft 1-9, 4 threaded holes are circumferentially distributed on the outer side of the circular through hole, step through holes are circumferentially distributed on the outer side of the threaded holes, and 6 large unimodular holes are circumferentially distributed on the outer side of the step through holes; the shape structure of the first connecting block 1-5 is as shown in figure 8, and is a circular flat plate structure, two sides of the axis of the first connecting block are cut into two planes in parallel, the centers of the two planes are respectively provided with a threaded hole, one side of the circular flat plate is provided with a short cylindrical boss, the center of the boss is provided with a circular through hole which is matched with the discharging roller shaft 1-9, and the outer side of the circular through hole is circumferentially provided with four small circular through holes; the shape structure of the discharging roller bearing seat 1-6 is shown in figure 9, and is a circular flat plate structure, two sides of the axis of the discharging roller bearing seat are parallelly cut into two planes, one side of the circular flat plate is provided with a higher cylindrical boss, the center of the boss is provided with a circular step through hole, the diameters of two sides of the step through hole are larger, a discharging roller bearing 1-9 is respectively placed, the inner sides of the hole and the discharging roller bearing 1-9 are matched with a discharging roller shaft 1-8, and four small step through holes are circumferentially distributed on the outer side of the step through hole; the shape and structure of the discharging roller shafts 1-7 are shown in figure 10 and are of a cylindrical structure, a section in the middle is a polished rod, one side of the polished rod is provided with a section of thread, the other side of the polished rod is provided with a boss with a larger diameter, the other side of the boss is provided with a section of longer polished rod, the other side of the polished rod is provided with a section of thread, and two sides of the longer polished rod and the thread are cut into two planes; fixing a discharging roller bearing seat 1-6 on a vertical plate 2-2 of a base 2 by bolts, respectively placing two discharging roller bearings 1-9 into circular step holes of the discharging roller bearing seats 1-6 from two sides, tightly fitting the outer rings of the discharging roller bearings 1-9 with hole walls, inserting one end of a discharging roller shaft 1-7 with a shorter polished rod into the circular step holes along the side of the discharging roller bearing seat 1-6 with a boss, tightly fitting the surface of the polished rod with the inner rings of the discharging roller bearings 1-9, fitting the boss of the discharging roller shaft 1-7 with the inner rings of the adjacent discharging roller bearings 1-9 to play a positioning role, screwing a bearing end nut 1-8 on the end screw thread of the discharging roller shaft 1-7 to fit the inner rings of the other discharging roller bearings 1-9 to play a positioning role, sleeving a first connecting block 1-5 on the other side of the discharging roller shaft 1-7 along the side without the boss, attaching to the end face of a boss, screwing two bolts into threaded holes on two side planes of a first connecting block 1-5, enabling the end faces of the bolts to abut against the surface of a discharging roller shaft 1-7, enabling the first connecting block 1-5 and the discharging roller shaft 1-7 not to slide relatively, sleeving a second baffle plate 1-4 into the discharging roller shaft 1-7 along one side with a stepped round hole, matching a central round hole of the second baffle plate 1-4 with the boss of the first connecting block 1-5, connecting the second baffle plate 1-4 with the first connecting block 1-5 by four bolts, sleeving a discharging wheel 1-2 into the discharging roller shaft 1-7 along one side with a threaded hole, connecting the discharging wheel 1-2 with the second baffle plate 1-4 by four bolts, sleeving the first baffle plate 1-1 into the discharging roller shaft 1-7, the end parts of the discharging roll shafts 1-7 are fixed by nuts, four pressure sheets 1-3 are fixed at threaded holes on four planes of the discharging wheels 1-2 through bolts, at the moment, relative freedom degrees do not exist among the first connecting blocks 1-5, the second baffle plates 1-4, the discharging wheels 1-2, the first baffle plates 1-1, the pressure sheets 1-3 and the discharging roll shafts 1-7, and the discharging roll shafts 1-7 can drive other parts to rotate.

Further, the shape structure of the guide roller 7 is shown in fig. 33 and fig. 36, and comprises a small snap spring 7-1, a large snap spring 7-2, a guide roller shaft 7-3, a guide roller shaft sleeve 7-4 and a bearing 7-5; wherein the small clamp spring 7-1, the large clamp spring 7-2 and the bearing 7-5 are standard parts; the shape and structure of the guide roll shaft 7-3 is shown in fig. 34 and is a columnar structure, one end of a columnar body is provided with a clamping groove, the other end of the columnar body is provided with two gradually-increased bosses, and the end face of the large boss is provided with four threaded holes for fixing the guide roll 7 on a vertical plate 2-2 of the base 2 through threads; the shape structure of the guide roller shaft sleeve 7-4 is shown in figure 35 and is a concentric circular through structure, and bosses for placing the bearings 7-5 are respectively arranged in holes at two ends of a concentric cylinder; the two bearings 7-5 are respectively placed in bosses on two sides of a central circular hole of the guide roller shaft sleeve 7-4, the outer rings of the two bearings 7-5 are tightly matched with the inner hollow hole wall, the guide roller shaft 7-3 penetrates into the guide roller shaft sleeve 7-4, the outer wall surface of the guide roller shaft 7-3 is tightly matched with the inner rings of the two bearings 7-5, the small snap spring 7-1 is clamped in a clamping groove on the end surface of the guide roller shaft 7-3, the two large snap springs 7-2 are respectively clamped at two ends of the outer wall surface of the guide roller shaft sleeve 7-4 and used for limiting the protective film belt 4, and the guide roller shaft sleeve 7-4 can rotate on the guide roller shaft 7-3;

further, the shape and structure of the material receiving roller 10 are shown in fig. 47 and comprise a material clamping spring 10-1, a shaft end cover 10-2, a material receiving roller shaft sleeve 10-3, a material receiving roller shaft 10-4, a material receiving roller bearing seat 10-5, a material receiving roller bearing 10-6 and a material receiving roller bearing end cover 10-7; wherein, the shape structure of the clamping spring 10-1 is shown in figure 48 and is a U-shaped cylinder; the shape and structure of the shaft end cover 10-2 is shown in fig. 49 and is a circular sheet structure, and a circular through hole is formed in the center of the circular sheet; the material receiving roller shaft sleeve 10-3 is of a cylindrical structure, a step through hole is formed in the center of the cylinder, the part with the small diameter is matched with the material receiving roller shaft 10-4, two triangular grooves are formed in the surface of the cylinder and used for being matched with a material clamping spring 10-1, and a circular threaded through hole is formed in the other side of the surface of the cylinder; the shape and structure of the material receiving roll shaft 10-4 are shown in figure 50, and the material receiving roll shaft is a polished rod with a cylindrical structure, two bosses which are gradually increased are arranged on the cylinder to divide the polished rod into a long section and a short section, two planes are cut at the approximate middle position of the long section of polished rod, a threaded hole is formed in the end face of the polished rod, and a key groove is formed in the end part of the polished rod at the shorter side; the shape structure of the receiving roller bearing seat 10-5 is a step-shaped cylinder as shown in figure 51, the center of the cylinder is provided with a step through hole, the apertures of two ends of the step through hole are larger, the step through hole is used for placing two receiving roller bearings 10-6, and four circular through holes are distributed on the step at the bottom of the step-shaped cylinder; the receiving roller bearing 10-6 is a standard part; the receiving roller bearing end 10-7 is a step-shaped cylinder as shown in figure 52, the center of the cylinder is provided with a circular through hole, the circular through hole is provided with a rectangular groove and is matched with a key groove at the end part of the receiving roller shaft 10-4 through a key, a belt groove is arranged at the position, close to the bottom surface, of a step at the bottom of the step cylinder, the upper surface of the belt groove is provided with two threaded holes, and one threaded hole is opposite to the rectangular groove; two receiving roller bearings 10-6 are respectively placed in steps on two sides of a central circular hole of a receiving roller bearing seat 10-5, the outer ring of the receiving roller bearing 10-6 is tightly matched with the inner hollow wall surface, the receiving roller bearing seat 10-5 is inserted into a vertical plate 2-2 along the back surface of a base 2 and is fixed by bolts, the shorter side of a receiving roller shaft 10-4 is inserted into the receiving roller bearing seat 10-5 along the front surface, the surface of a polished rod is tightly matched with the inner ring of the receiving roller bearing 10-6, the inner ring of the receiving roller bearing 10-6 is clamped by a smaller boss on the receiving roller shaft 10-4, the receiving roller bearing end block 10-7 is sleeved into the receiving roller shaft 10-4 along the side with the smaller diameter at the back surface of the vertical plate 2-2 and is connected by keys, and the two bolts are screwed into threaded holes of the receiving roller bearing, one of the thread end faces tightly abuts against the surface of the key, the other thread end face tightly abuts against the surface of the receiving roller shaft 10-4, so that no relative displacement exists among the receiving roller shaft 10-4, the key and the receiving roller bearing end block 10-7, the receiving roller shaft sleeve 10-3 is sleeved into the receiving roller shaft 10-4 on the front side of the vertical plate 2-2 along one side with small aperture, the shaft end cover 10-2 is inserted into a hole in the end face of the receiving roller shaft sleeve 10-3, the shaft end cover 10-2 is fixed at the end part of the receiving roller shaft 10-4 by bolts, two screw pins are screwed into two sides of a round threaded hole in the surface of a cylinder of the receiving roller shaft sleeve 10-3, the end faces of the screw pins tightly abut against two planes on the receiving roller shaft 10-4, so that no relative position exists between the receiving roller shaft sleeve 10-3 and the receiving roller shaft 10-4, and the clamping spring 10, at the moment, the clamping spring 10-1, the receiving roller shaft sleeve 10-3, the receiving roller shaft 10-4 and the receiving roller bearing end cover 10-7 can synchronously rotate along the circumferential direction, the protective film belt 4 is clamped between the clamping spring 10-1 and the receiving roller shaft sleeve 10-3, and when the receiving roller shaft sleeve 10-3 rotates along the circumferential direction, the protective film belt is wound on the receiving roller shaft sleeve 10-3 to complete the receiving process;

further, the base assembly 2 comprises a bottom plate 2-1, a vertical plate 2-2, a vertical plate 2-3 and a vertical plate cross beam 2-4. The vertical plate 2-2 is vertically connected with the bottom plate 2-1, and the vertical plate 2-2 is used for being connected with a feeding mechanism and a sliding film uncovering assembly 55. The vertical plate 2-3 is respectively connected with the bottom plate 2-1 and the vertical plate 2-2. The vertical plate cross beam 2-4 is respectively connected with the vertical plate 2-3 and the vertical plate 2-2.

Further, the base 2 is shown in fig. 11 and comprises a bottom plate 2-1, a vertical plate 2-2, a vertical plate 2-3 and a vertical plate cross beam 2-4; wherein, the shape structure of the bottom plate 2-1 is a rectangular flat plate structure as shown in fig. 12, and plays a supporting role; the shape structure of the vertical plate 2-2 is as shown in fig. 10, which is a rectangular plate structure, wherein (a) the view is called front side, (b) the view is called back side, and the view is seen from front side, there are 1 big round hole on the left upper side of the rectangular plate, there are 4 small round holes around the big round hole, these 5 are used for fixing the discharging roller 1, the boss of the discharging roller bearing seat 1-6 of the discharging roller 1 is inserted into the big round hole from the back side of the vertical plate 2-2, and is fixed on the 4 small round holes through bolts, there are 1 big round hole on the middle lower side of the rectangular plate, there are 4 small round holes around the big round hole, these 5 holes are used for fixing the receiving roller 10, there are 6 circular grooves distributed on the right side of the rectangular plate, there are four step round holes on the back side of each circular groove, these 6 circular grooves are used for fixing 6 guide rollers 7 respectively, there is a rectangular groove on the right side of, a guide rail sliding block component 5-4 for placing the sliding film-uncovering component 5, 8 threaded holes are arranged on a rectangular groove, a guide rail of the guide rail sliding block component 5-4 is fixed through a bolt, two threaded holes are arranged at the lower edge of the rectangular groove, an atmospheric pressure valve 5-5 of the sliding film-uncovering component 5 is fixed on the back surface of a vertical plate 2-2 through a bolt, a rectangular through hole is arranged below the rectangular groove and used for giving way to a second connecting block 5-6 of the sliding film-uncovering component 5, so that the connecting block 5-6 can be connected with the atmospheric pressure valve 5-5 at the back surface of the vertical plate 2-2 and a connecting plate 5-3 at the front surface of the vertical plate 2-2, 4 threaded holes which are arranged in a rectangular manner are arranged at the left side of the rectangular groove and used for fixing the pressing component 3 through a bolt, a rectangular hole is arranged in the middle part of the, the upper side and the lower side of each rectangular hole are provided with 4 threaded holes for fixing a power device 6 through bolts, so that the main body of the power device 6 is arranged on the front side of the vertical plate 2-2, a transmission shaft of the power device 6 is arranged on the back side of the vertical plate 2-2, the right side of the rectangular flat plate is provided with 4 threaded holes which are arranged in a rectangular manner and are close to the edge, so that the other set of pressing components 3 are fixed through bolts, a round through hole is arranged below the right side of the rectangular flat plate and is used for giving a position for a power roller 8, 4 threaded holes are formed in the periphery of the round through hole and are used for fixing the power roller 8, so that the main body of the power roller 8 is arranged on the front side of the vertical plate 2-2, the transmission shaft of the power roller 8 is arranged on the back side of the vertical plate 2-; the vertical plate 2-3 and the cross beam 2-3 are both of strip-shaped rectangular flat plate structures; the bottom plate 2-1, the vertical plate 2-2, the vertical plate 2-3 and the vertical plate cross beam 2-4 are connected through bolts.

Further, the sliding film uncovering assembly 5 also comprises a connecting plate 5-3 and a second connecting block 5-6. One end of the connecting plate 5-3 is connected with the moving part of the guide rail sliding block component 5-4, and the other end of the connecting plate is connected with the clamping plate 5-2. One end of the second connecting block 5-6 is connected with the fixing part of the guide rail sliding block component 5-4, and the other end of the second connecting block 5-6 is connected with the atmospheric pressure valve 5-5.

Further, the shape and structure of the transmission device 11 is as shown in fig. 2, and includes two belts and three belt wheels, one of which is the receiving roller bearing end block 10-7, the upper belt wheel has two belt grooves and is fixed on the shaft of the power device 6, the lower belt wheel has one belt groove and is fixed on the end of the power roller shaft of the power roller 8 through a key, when the power device rotates under the action of the driving force, the power roller 8 and the receiving roller 10 can be driven to synchronously rotate, and the transmission process is completed.

As shown in figure 1, a protective film strip 4 is stored on a discharging roller 1, the end part of the protective film strip is fixed on a discharging wheel 1-2 through a material pressing sheet 1-3, when the protective film strip is pulled, the discharging roller 1 can be driven to rotate to discharge materials, the other end of the protective film strip passes through the lower side of a guide roller 7(1), the upper side of a guide roller 7(2), the space between a pressing block 3-6 and a backing plate 3-7 of a pressing component 3(1), the space between a clamping slide block 5-1 and a clamping plate 5-2 of a sliding film uncovering component 5, the inner side of a guide rod 5-7 of the sliding film uncovering component 5, the outer side of a guide roller 7(3), the inner side of the guide roller 7(4), the space between the pressing block 3-6 and the backing plate 3-7 of the pressing component 3(2), the lower side of the guide roller 7(5), the lower side of a roller sleeve 9-7 of a material pressing roller 9, The tightness of the clamped protective film belt 4 can be adjusted by rotating a dovetail bolt 9-4 of a nip roller 9 to adjust the angle of a nip roller bracket 9-5 between the upper side of a power roller 8, the lower side of a guide roller 7(6), a material clamping spring 10-1 of a material receiving roller 10 and a material receiving roller shaft sleeve 10-3,

adjusting the air pressure of a small air pressure valve 3-1 to enable two pressing components 3 to be in a 'loosening' state, adjusting the air pressure of an atmospheric pressure valve 5-5 to adjust a clamping plate 5-2 of a sliding film uncovering component 5 to the forefront end, adjusting a protective film belt 4 to be in a tensioning state, when a power device rotates under the action of driving force, driving a power roller 8 and a receiving roller 10 to synchronously rotate, winding the protective film belt 4 on the receiving roller 10 to complete a receiving process, pulling the protective film belt 4 to rotate, completing a discharging process by a discharging wheel 1, adjusting the air pressure of the small air pressure valve 3-1 to enable the two pressing components 3 to be in a 'clamping' state, adjusting the air pressure of the atmospheric pressure valve 5-5 to adjust the clamping plate 5-2 of the sliding film uncovering component 5 to the rearmost end when the protective film edge of the protective film belt 4 aligns with the edge of the clamping plate 5-2 of the sliding film uncovering, the tight slider 5-1 of clamp of membrane subassembly 5 is taken off in slip and the both sides border of tight protective film area 4 of pinch-off blades 5-2 clamp, and the slip is taken off the guide arm 5-7 of membrane subassembly 5 and is inwards stimulateeed protective film area 4, makes protective film area 4 be close to the position at protective film edge and produces crooked and reverse pulling force to make and produce the crack between protective film edge and the protective film area 4, use with the utility model discloses electronic display screen protection pad pasting takes off membrane device matched with manipulator and adsorbs the protection film, accomplishes the excision process of a protection film promptly, and the material process is received to the repetition above-mentioned, blowing process and protection film excision process can accomplish the excision of protection film on the whole protective film area 4.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, the changes are still within the scope of the present invention if they fall within the scope of the claims and their equivalents.

Claims

1. A film uncovering device is characterized by comprising a feeding mechanism, a pressing assembly, a sliding film uncovering assembly, a base assembly and a protective film belt; wherein the content of the first and second substances,

the protective film belt is provided with a plurality of protective films;

one end of the guide rod is fixed on the moving part of the guide rail sliding block component and is used for enabling the protective film belt to turn at the first side edge of the clamping plate.

2. The film uncovering device according to claim 1, wherein the pressing component comprises a small air pressure valve, a pressing beam, a fixing plate, a pressing plate, a plurality of pressing blocks and a backing plate; the fixing plate is arranged on the base component; the pressing cross beam is arranged at the first end of the fixing plate; the backing plate is arranged at the second end of the fixing plate; the small air pressure valve is arranged on the pressing beam; the pressure plate is connected with the telescopic part of the small pneumatic valve; a plurality of pressing blocks are arranged on the first side surface of the pressing plate; under the compression state, the small pneumatic valve drives the pressing plate and the pressing block to move, so that the pressing block and the base plate are in the compression state.

3. The film stripping device as claimed in claim 2, wherein a beam reinforcing rib is arranged at the joint of the pressing beam and the fixing plate; and a base plate reinforcing rib is arranged at the joint of the base plate and the fixed plate.

4. The film uncovering device according to claim 1, characterized in that the feeding mechanism comprises a power device, a feeding roller, a power roller, a plurality of guide rollers, a material pressing roller and a material receiving roller; the discharging roller, the power roller, the guide rollers, the material pressing roller and the material receiving roller are all arranged on the base assembly; the discharging roller is used for discharging the protective film belt; the guide rollers are used for controlling the advancing direction of the protective film belt; the power roller is used for providing advancing power for the protective film belt; the nip roll is used for clamping the tightness of the protective film belt in the feeding process; the material receiving roller is used for receiving the protective film belt after the film is uncovered; the power device is used for providing power for the power roller and the material receiving roller.

5. The film stripping device as claimed in claim 4, wherein the power roller comprises a power roller shaft, a power roller shaft sleeve, a power roller bearing block and a power roller bearing block; the power roller bearing seat is arranged on the base assembly; the power roller bearing is arranged in the power roller bearing seat; the power roller bearing stop block is arranged on the first side of the power roller bearing seat and used for fixing the first side of the power roller bearing; the power roller shaft is a stepped shaft, the power roller shaft penetrates through the second side of the power roller bearing, and the stepped shaft fixes the second side of the power roller bearing; and the power roller shaft sleeve is connected with the power roller shaft through a key.

6. The film uncovering device as claimed in claim 4, wherein the nip roll comprises a nip roll beam, a nip roll beam shaft, two nip roll support stoppers, a dovetail bolt, a nip roll support, a nip roll shaft, a nip roll sleeve, two nip roll bearings; the cross beam of the material pressing roll is arranged on the base component; the cross beam shaft of the material pressing roll is arranged on the cross beam of the material pressing roll; the material pressing roll bracket is rotationally connected with the material pressing roll beam shaft; the two press roll support baffle blocks are respectively arranged on the cross beam shaft of the press roll and used for limiting the position of the press roll support; the dovetail bolts are arranged on the nip roll bracket and can adjust the angle of the nip roll bracket on the cross beam shaft of the nip roll; two nip roll bearings are respectively arranged on the nip roll bracket; the pressing roll shaft penetrates through the inner rings of the two pressing roll bearings; the material pressing roller shaft sleeve is connected with the material pressing roller shaft through a key.

7. The film uncovering device as claimed in claim 4, wherein the discharging roller comprises a first material baffle plate, a discharging wheel, a material pressing sheet, a second material baffle plate, a discharging roller bearing seat, a discharging roller shaft and a discharging roller bearing; the first striker plate is arranged on a first side surface of the discharging wheel; the second material baffle plate is arranged on the second side surface of the material discharging wheel; the material pressing sheet is arranged on the rotating surface of the material discharging wheel; the discharging roller bearing seat is arranged on the second side surface of the discharging wheel; the discharging roller bearing is arranged in the discharging roller bearing seat; the discharging roller shaft penetrates through the inner ring of the discharging roller bearing, and the discharging roller shaft is fixedly connected with the discharging wheel.

8. The film stripping device as claimed in claim 1, wherein the base component comprises a bottom plate, a vertical plate and a vertical plate cross beam; the vertical plate is vertically connected with the bottom plate and is used for being connected with the feeding mechanism and the sliding film uncovering assembly; the vertical plate is respectively connected with the bottom plate and the vertical plate; the vertical plate cross beam is respectively connected with the vertical plate and the vertical plate.

9. The film stripping apparatus as set forth in claim 1, wherein said sliding film stripping assembly further comprises a connecting plate and a second connecting block; one end of the connecting plate is connected with the moving part of the guide rail sliding block assembly, and the other end of the connecting plate is connected with the clamping plate; one end of the second connecting block is connected with the fixing part of the guide rail sliding block assembly, and the other end of the second connecting block is connected with the atmospheric pressure valve.