CN115723325A

CN115723325A - Plastic sheet produces tectorial membrane device

Info

Publication number: CN115723325A
Application number: CN202211349518.7A
Authority: CN
Inventors: 杨志广; 张佩佩; 罗次明; 付进军
Original assignee: Jiangxi Zhiguang New Material Technology Co ltd
Current assignee: Jiangxi Zhiguang New Material Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-03

Abstract

The invention relates to a film covering device, in particular to a film covering device for plastic plate production. Need design one kind can carry out the tectorial membrane to plastic panel, can also carry out the pressfitting to the protection film, avoid appearing fold and bubble influence tectorial membrane quality's plastic panel production tectorial membrane device. The utility model provides a plastics panel production tectorial membrane device, including the mounting bracket, place platform and u template etc. place a bottom bilateral symmetry rigid coupling and have the mounting bracket, place a bottom rigid coupling and have the u template. According to the invention, the plastic plate is placed on the placing table, the protective film is sleeved between the two mounting rollers, the head end of the protective film is pulled to be attached to the left side of the top of the plastic plate, the limiting mechanism compresses the head end of the protective film, the rotating mechanism can be pulled to drive the mounting rollers to move rightwards, the protective film is moved rightwards and attached to the plastic plate, and meanwhile, the flattening mechanism moves rightwards to flatten the protective film.

Description

Plastic board produces tectorial membrane device

Technical Field

The invention relates to a film laminating device, in particular to a film laminating device for plastic plate production.

Background

After the plastic plate is produced, in order to avoid subsequent abrasion of the plastic plate, the plastic plate generally needs to be coated with a film, and the plastic plate can be protected by the protective film.

Chinese patent publication No. CN215096226U discloses a plastic board tectorial membrane device, which comprises a workbench, two supporting shoes of the equal symmetry fixedly connected with in both ends of workstation, equal fixedly connected with support column on the top terminal surface of every supporting shoe, one side of support column is equipped with the second motor, all be equipped with the connecting plate between two support columns, the inside of connecting plate is equipped with clamping mechanism, the bottom of connecting plate is equipped with fixed box, the one side symmetry that fixed box was kept away from to the workstation is equipped with two supporting shoes, the equal fixed connection of two supporting shoes is on the lateral wall of workstation, beneficial effect is: this device clamping mechanism can play spacing effect, avoid taking place the phenomenon that panel skew appears when filming to the panel, and then influence the quality of tectorial membrane, the heating pipe can play the effect of preheating to the panel after pressing from both sides tightly, thereby be convenient for subsequent heating element heats, first motor, threaded rod and slide bar can play the effect of adjusting the doctor-bar and going up and down, thereby reach the effect of clearing up the piece that compresses tightly, above-mentioned patent can carry out the tectorial membrane to plastic plate, but can not carry out the pressfitting to the protection film, lead to fold and bubble to appear in protection film part position, influence the tectorial membrane quality.

The invention aims to solve the problems in the patent, and provides a film laminating device for plastic plates, which can be used for laminating a plastic plate and laminating a protective film to avoid wrinkles and air bubbles from affecting the film laminating quality.

Disclosure of Invention

In order to overcome the defect that the lamination of the plastic plate can be realized, but the lamination of the protective film cannot be realized, so that wrinkles and bubbles can be generated at the partial position of the protective film, and the lamination quality is influenced, the invention provides the plastic plate production laminating device which can be used for laminating the plastic plate and can also be used for laminating the protective film, so that the influence of the wrinkles and the bubbles on the lamination quality is avoided.

The invention is realized by the following technical approaches:

the utility model provides a plastics panel production tectorial membrane device, including the mounting bracket, place the platform, the installation roller, activity magnetic pole, guide block and u template, it has the mounting bracket to place platform bottom bilateral symmetry rigid coupling, it has the u template to place platform bottom rigid coupling, the cross-under of u template rear side upper portion slidingtype has the guide block, the cross-under of guide block middle part slidingtype has movable magnetic pole, the cover of gliding style is used for two installation rollers that the protection film was placed on the activity magnetic pole, still including stop gear and slewing mechanism, be provided with on the u template and be used for driving installation roller pivoted slewing mechanism, slewing mechanism contacts with activity magnetic pole front end, slewing mechanism and front side installation roller inboard contact, it sets up the stop gear who is used for compressing tightly the protection film head end on plastics panel to place a left surface.

Further, the limiting mechanism comprises a fixing plate, a rotating rod, a limiting plate and a torsion spring, the fixing plate is symmetrically and fixedly connected to the front side and the rear side of the left side face of the placing table, the rotating rod penetrates through the left side of the front side fixing plate and the rear side fixing plate in a rotating mode, the limiting plate used for compressing the head end of the protective film on the plastic plate is fixedly sleeved at the middle of the rotating rod, the torsion spring is connected between the lower portion of the front side face of the limiting plate and the inner side face of the front side fixing plate and between the lower portion of the rear side face of the limiting plate and the inner side face of the rear side fixing plate, and the torsion springs on the front side and the rear side are sleeved on the rotating rod.

Further explanation, slewing mechanism is including the integral key shaft, the crosshead shoe, column gear and rack, the cross-under of the slidingtype in u template front side upper portion has the crosshead shoe, the crosshead shoe bottom runs through u template bottom front side, the cross-under of crosshead shoe middle part rotary type has the integral key shaft that is used for driving installation roller pivoted, the integral key shaft rear end is located the installation roller, the fixed cover of integral key shaft front side edge circumference is equipped with the column gear, u template outer bottom front side rigid coupling has and is used for driving column gear pivoted rack, rack and column gear meshing.

Further, the device also comprises a holding rod, and the holding rod is fixedly connected to the upper part of the crosshead shoe in a penetrating manner.

Further explanation, still including being used for pressing the smooth mechanism that flattens of protection film, the mechanism that flattens is including the mount, the guide pillar, the stopper, first spring, pivot and compression roller, crosshead shoe left surface middle part rear side rigid coupling has the mount, the cross-under of front and back symmetry slidingtype on the mount has the guide pillar, front and back both sides guide pillar is located the installation roller left side, front and back both sides guide pillar bottom all rigid coupling has the stopper, the cross-under of rotary type has the pivot between the stopper of front and back both sides, pivot middle part fixed cover is equipped with and is used for pressing the smooth compression roller of protection film that covers on plastic sheet material, front and back both sides stopper top all with the mount in be connected with first spring between the top, the first spring of front and back both sides suit respectively on front and back both sides guide pillar.

The protection film cutting device comprises a cutting mechanism for cutting off a protection film, the cutting mechanism comprises long rods, a second spring, a third spring, magnetic blocks, a contact frame, pull wires, a mounting plate, a winding wheel, a rotating rod, a volute spiral spring, bevel gears, a transverse rod and a blade frame, wherein rotary cross-connection is arranged between the upper right sides of the front side and the rear side of a u-shaped plate, the middle of the transverse rod is fixedly sleeved with the transverse rod for cutting off the protection film, the upper right side of the outer front side of the u-shaped plate is fixedly connected with the mounting plate, the front side of the mounting plate is rotatably connected with the cross-connection through the rotating rod, the volute spiral spring is connected between the left side of the rotating rod and the right side of the mounting plate, the winding wheel is wound with the pull wires, the bevel gears are fixedly sleeved on the right side of the rotating rod and the front side of the transverse rod and are meshed with each other bevel gears, the sliding type contact frame is fixedly connected between the front side of the left side and the right side of the rack, the sliding type contact frame is in contact with the contact frame, the lower side of the contact frame is fixedly connected with the tail end of the pull wire, and the lower side of the second spring, and the second spring are respectively connected with the two long rods.

The plastic plate pushing mechanism comprises a pushing plate and a fixing block, the left side faces of the front side limit block and the rear side limit block are fixedly connected with the fixing block, and the pushing plate used for driving the plastic plate to move leftwards is fixedly connected between the left side faces of the front side limit block and the rear side limit block.

The plastic plate positioning device comprises a positioning table, a front guide post, a rear guide post, four guide posts, four fourth springs and a clamping mechanism, wherein the clamping mechanism is used for limiting the plastic plate, the front side face and the rear side face of the positioning table are uniformly connected with the four guide posts in an embedded sliding mode at intervals, the clamping mechanism is fixedly connected between the rear ends of the four guide posts at the front side and between the front ends of the four guide posts at the rear side, the clamping plate is used for limiting the plastic plate, the four fourth springs are respectively connected between the outer side faces of the clamping plate at the front side and the outer side faces of the clamping plate at the rear side and between the front sides face and the rear side face of the positioning table at intervals, the four fourth springs at the front side are respectively sleeved on the four guide posts at the front side, and the four fourth springs at the rear side are respectively sleeved on the four guide posts at the rear side.

The invention has the remarkable advantages that:

1. put plastic board at placing the bench, and make the protection film cover between two installation rollers, the pulling protection film head end is pasted in plastic board top left side, stop gear compresses tightly the protection film head end, can stimulate slewing mechanism and drive the installation roller and remove right, just also make the protection film remove right and paste on the plastic slab, simultaneously, flattening mechanism removes right and flattens the protection film, so, can the tectorial membrane, can also flatten the protection film, avoid appearing fold and bubble influence tectorial membrane quality.

2. Under the effect of shutdown mechanism, after the plastic sheet material is good at the coating film, shutdown mechanism can cut off the protection film, so, need not operating personnel to hold the cutter and cut off the protection film, convenient and fast.

3. Under the effect of the push-out mechanism, when an operator pulls the holding rod to drive the crosshead shoe to move leftwards and reset, the push-out mechanism can push out the plastic plate covered with the film from the placing table, so that the plastic plate does not need to be manually taken out by the operator, and convenience is brought.

Drawings

Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.

Fig. 2 is a schematic perspective view of a second perspective view according to the present invention.

Fig. 3 is a schematic perspective view of the installation roller of the present invention.

Fig. 4 is a partial sectional structural schematic diagram of the limiting mechanism of the invention.

Fig. 5 is an enlarged schematic view of part a of the present invention.

Fig. 6 is a partial sectional structural schematic view of the rotating mechanism of the present invention.

Fig. 7 is a schematic perspective view of the crosshead shoe of the present invention.

Fig. 8 is a schematic partial perspective view of the flattening mechanism of the present invention.

Fig. 9 is an enlarged view of part B of the present invention.

FIG. 10 is a schematic view of a first partial cross-sectional structure of the severing mechanism of the present invention.

Fig. 11 is a schematic perspective view of the contact frame of the present invention.

FIG. 12 is a second partial sectional view of the severing mechanism of the present invention.

Fig. 13 is a schematic partial perspective view of the pushing mechanism of the present invention.

Fig. 14 is an enlarged view of part C of the present invention.

Fig. 15 is a partial sectional structural schematic view of the chucking mechanism of the present invention.

Fig. 16 is an enlarged view of part D of the present invention.

In the above drawings: 1: mounting bracket, 2: placing table, 3: mounting roller, 31: movable magnetic rod, 32: guide block, 33: u-shaped plate, 4: stop gear, 41: fixing plate, 42: turning rod, 43: a limit plate, 44: torsion spring, 5: rotation mechanism, 51: spline shaft, 52: crosshead shoe, 53: column gear, 54: rack, 55: holding rod, 6: flattening mechanism, 61: mount, 62: guide pillar, 63: stopper, 64: first spring, 65: rotating shaft, 66: press roll, 7: cutting mechanism, 71: long rod, 72: second spring, 73: third spring, 74: magnetic block, 75: contact frame, 76: stay wire, 77: mounting plate, 78: reel, 79: turning rod, 710: scroll spring, 711: bevel gears, 712: cross bar, 713: blade holder, 8: ejection mechanism, 81: push plate, 82: fixed block, 9: chucking mechanism, 91: cardboard, 92: guide post, 93: and a fourth spring.

Detailed Description

The invention is further explained by combining the drawings in the specification and the embodiments of the invention are given by combining the drawings in the specification.

Example 1

A film coating device for plastic plate production comprises a mounting frame 1, a placing table 2, mounting rollers 3, movable magnetic rods 31, guide blocks 32, u-shaped plates 33, limiting mechanisms 4 and rotating mechanisms 5, please refer to fig. 1-7, the mounting frame 1 is symmetrically arranged on the left and right of the bottom of the placing table 2 in a bolt connection mode, the u-shaped plates 33 are fixedly connected to the bottom of the placing table 2, the guide blocks 32 are slidably connected to the upper portions of the rear sides of the u-shaped plates 33 in a penetrating mode, the movable magnetic rods 31 are slidably connected to the middle portions of the guide blocks 32 in a penetrating mode, the two mounting rollers 3 are slidably sleeved on the movable magnetic rods 31, an operator can sleeve a protective film between the two mounting rollers 3, the rotating mechanisms 5 are arranged on the u-shaped plates 33, the rotating mechanisms 5 are in contact with the front ends of the movable magnetic rods 31, the rotating mechanisms 5 are in contact with the inner sides of the front side mounting rollers 3, when the rotating mechanisms 5 operate, the rotating mechanisms 5 can drive the mounting rollers 3 to rotate, the limiting mechanisms 4 are arranged on the left side of the placing table 2, and the limiting mechanisms 4 can press the protective film on plastic plates tightly.

The limiting mechanism 4 includes a fixing plate 41, a rotating rod 42, a limiting plate 43 and a torsion spring 44, please refer to fig. 1, fig. 2, fig. 4 and fig. 5, the fixing plate 41 is symmetrically installed on the front and back of the left side surface of the placing table 2 by welding connection, the rotating rod 42 is rotatably connected between the left sides of the fixing plates 41 on the front and back sides, the limiting plate 43 is fixedly installed in the middle of the rotating rod 42, the limiting plate 43 can press the head end of the protective film on the plastic plate, the torsion springs 44 are respectively connected between the lower portions of the front and back side surfaces of the limiting plate 43 and the inner side surfaces of the fixing plates 41 on the front and back sides, and the torsion springs 44 on the front and back sides are all sleeved on the rotating rod 42.

The rotating mechanism 5 includes a spline shaft 51, a cross slider 52, a column gear 53 and a rack 54, as shown in fig. 1, fig. 2, fig. 6 and fig. 7, the cross slider 52 is slidably connected to the upper portion of the front side of the u-shaped plate 33, the bottom end of the cross slider 52 penetrates through the front side of the bottom of the u-shaped plate 33, the spline shaft 51 is rotatably connected to the middle of the cross slider 52, the rear end of the spline shaft 51 is located in the installation roller 3, when the spline shaft 51 rotates, the spline shaft 51 can drive the installation roller 3 to rotate, the column gear 53 is fixedly sleeved on the front side of the spline shaft 51 along the circumferential direction, the rack 54 is installed on the front side of the outer bottom of the u-shaped plate 33 by means of bolt connection, the rack 54 is engaged with the column gear 53, and when the column gear 53 moves, the rack 54 can drive the column gear 53 to rotate.

The device further comprises a holding rod 55, and as shown in fig. 6, the holding rod 55 is fixedly connected to the upper portion of the crosshead shoe 52 in a penetrating manner.

Firstly, an operator pulls the movable magnetic rod 31 to move backwards to be separated from contact with the two mounting rollers 3, then takes down the rear mounting roller 3, sleeves a roll of protective film on the front mounting roller 3, inserts the taken-down mounting roller 3 into the rear side of the protective film after the protective film is sleeved, can push the movable magnetic rod 31 to move forwards to be inserted into the rear mounting roller 3, stops pushing the movable magnetic rod 31 when the movable magnetic rod 31 continuously moves forwards to be contacted with the rotating mechanism 5, pulls the limiting mechanism 4 to swing downwards to a proper position, pulls the head end of the protective film to be attached to the left side of the top of the plastic plate, releases the limiting mechanism 4, swings upwards to reset the limiting mechanism 4 to press the protective film on the plastic plate, can pull the rotating mechanism 5 to move rightwards, the rotating mechanism 5 moves rightwards to drive the front mounting roller 3 to move rightwards, the front mounting roller 3 drives the protective film to move rightwards through the rear mounting roller 3, meanwhile, the rotating mechanism 5 moves rightwards to drive the front side mounting roller 3 to rotate backwards, the front side mounting roller 3 rotates backwards to drive the protective film to rotate backwards through the rear side mounting roller 3, the head end of the protective film is pressed by the limiting mechanism 4, the protective film rotates backwards and moves rightwards to be attached to the plastic plate, when the protective film is covered on the plastic plate, the rotating mechanism 5 stops pulling the rotating mechanism 5, the rotating mechanism 5 stops driving the front side mounting roller 3 to move rightwards, the front side mounting roller 3 stops driving the protective film to move rightwards through the rear side mounting roller 3, meanwhile, the rotating mechanism 5 also stops driving the front side mounting roller 3 to rotate backwards, the protective film stops rotating backwards, at the moment, the plastic plate finishes film covering, the protective film is cut off by a tool, the plastic plate covered with the film is taken down from the placing table 2, the rotating mechanism 5 is pulled to move leftwards to reset, the rotating mechanism 5 resets to drive the front side mounting roller 3 to move leftwards, the front side installation roller 3 moves leftwards and resets, and the movable magnetic rod 31 drives the rear side installation roller 3 to move leftwards and reset, so that the plastic plate can be continuously coated with films repeatedly.

When operating personnel put into plastic board and place the platform 2 in, plastic board top left side and limiting plate 43 contact, and then the back is overlapped to the protective film, pulling limiting plate 43 swing downwards, both sides torque spring 44 is compressed around, limiting plate 43 swing downwards is when suitable position, stop pulling limiting plate 43 swing downwards, paste the protective film head end in plastic board top left side again, loosen limiting plate 43, because of both sides torque spring 44's effect around, limiting plate 43 swing upwards resets and compresses tightly the protection film on plastic board, can begin to carry out the tectorial membrane to plastic board. After the plastic plate is covered with the film, the plastic plate is taken down from the placing table 2, and the plastic plate is separated from the limiting plate 43.

Firstly, when an operator pulls the movable magnetic rod 31 to move backwards to be separated from contact with the two installation rollers 3, the movable magnetic rod 31 is separated from contact with the spline shaft 51, namely the rear installation roller 3 can be taken down, the protective film is sleeved on the front installation roller 3, the rear installation roller 3 is inserted into the protective film, the movable magnetic rod 31 is pushed to move forwards to reset to be in contact with the spline shaft 51, further, when the head end of the protective film is tightly pressed on a plastic plate by the limiting plate 43, the holding rod 55 is pulled to drive the crosshead 52 to move rightwards, due to the action of the holding rod 55, the operator can better drive the crosshead 52 to move rightwards, the crosshead 52 moves rightwards to drive the spline shaft 51 to move rightwards, the spline shaft 51 moves rightwards to drive the front installation roller 3 to move rightwards, the front installation roller 3 moves rightwards to move rightwards to drive the protective film through the rear installation roller 3 to move rightwards, and simultaneously, the spline shaft 51 moves rightwards to drive the column gear 53, the rack 54 rotates the spur gear 53 moving rightward, the spur gear 53 rotates reversely to rotate the spline shaft 51 reversely, the spline shaft 51 rotates reversely to rotate the front-side installation roller 3 reversely, the front-side installation roller 3 rotates reversely through the rear-side installation roller 3 to rotate the protective film reversely, the protective film rotates reversely and moves rightward to stick on the plastic sheet, and after the plastic sheet is coated with the film, the holding rod 55 stops being pulled to drive the crosshead shoe 52 to move rightward, the crosshead shoe 52 stops driving the spline shaft 51 and the spur gear 53 to move rightward, the spur gear 53 stops rotating reversely through the rack 54, the spur gear 53 stops driving the spline shaft 51 to rotate reversely, the spline shaft 51 stops driving the protective film reversely through the two installation rollers 3, and the crosshead shoe 52 also stops driving the front-side installation roller 3 to move rightward through the spline shaft 51, and the front-side installation roller 3 stops driving the protective film to move rightward through the rear-side installation roller 3, the protective film can be cut off, the plastic plate coated with the film is taken down from the placing table 2, the holding rod 55 is pulled to drive the crosshead shoe 52 to move leftwards and reset, the crosshead shoe 52 moves leftwards and resets to drive the column gear 53 and the spline shaft 51 to move leftwards and reset, the spline shaft 51 moves leftwards and resets to drive the front side installation roller 3 to move leftwards and reset, and the spline shaft 51 drives the rear side installation roller 3 to move leftwards and reset through the movable magnetic rod 31. Therefore, the protective film can be pasted on the plastic plate to complete film covering.

Example 2

On the basis of embodiment 1, the device further comprises a flattening mechanism 6, wherein the flattening mechanism 6 comprises a fixing frame 61, guide pillars 62, limiting blocks 63, first springs 64, a rotating shaft 65 and a press roller 66, as shown in fig. 1, fig. 2, fig. 8 and fig. 9, the fixing frame 61 is installed on the rear side of the middle portion of the left side surface of the crosshead shoe 52 in a welding connection mode, the guide pillars 62 are symmetrically connected to the fixing frame 61 in a sliding mode in a front-back mode, the guide pillars 62 on the front side and the rear side are located on the left side of the installation roller 3, the limiting blocks 63 are fixedly connected to the bottom ends of the guide pillars 62 on the front side and the rear side, the rotating shaft 65 is rotatably connected between the limiting blocks 63 on the front side and the rear side, the press roller 66 is fixedly sleeved in the middle portion of the rotating shaft 65, when the press roller 66 moves rightwards, the press roller 66 can flatten the protective film covered on the plastic plate, the first springs 64 are connected between the tops of the limiting blocks 63 on the front side and the fixing frame 61, and the first springs 64 on the front side and the rear side are respectively sleeved on the guide pillars 62 on the front side and the rear side.

The cutting mechanism 7 further comprises a cutting mechanism 7, the cutting mechanism 7 comprises a long rod 71, a second spring 72, a third spring 73, a magnetic block 74, a contact frame 75, a pull wire 76, a mounting plate 77, a winding wheel 78, a rotating rod 79, a scroll spring 710, a bevel gear 711, a cross rod 712 and a blade frame 713, please refer to fig. 1, 2, 10, 11 and 12, the cross rod 712 is rotatably connected between the upper right sides of the front side and the rear side of the u-shaped plate 33 in a penetrating manner, the blade frame 713 is fixedly sleeved in the middle of the cross rod 712, when the blade frame 713 rotates forwards, the blade frame 713 can cut off the protective film, the mounting plate 77 is mounted on the upper right side of the outer front side of the u-shaped plate 33 in a welding connection manner, the rotating rod 79 is rotatably connected on the front side of the mounting plate 77 in a penetrating manner, the scroll spring 710 is connected between the left side of the rotating rod 79 and the right side of the mounting plate 77, the winding wheel 78 is fixedly sleeved in the middle of the rotating rod 79, a pull wire 76 is wound on the winding wheel 78, bevel gears 711 are fixedly sleeved on the right side of the rotating rod 79 and the front side of the cross rod 712, the two bevel gears 711 are meshed, two long rods 71 are fixedly connected to the lower right side of the front side of the rack frame 54, a magnetic block 74 is slidably sleeved between the front sides of the two long rods 71, the upper portion of the front side of the magnetic block 74 is fixedly connected with the tail end of the pull wire 76, when the magnetic block 74 moves backwards, the magnetic block 74 can drive the pull wire 76 to move backwards, a third spring 73 is connected between the lower portion of the front side of the magnetic block 74 and the front sides of the two long rods 71, a contact frame 75 is slidably sleeved between the rear sides of the long rods 71 on the left side and the right side, the crosshead 52 moves rightwards to be in contact with the contact frame 75, two second springs 72 are connected between the lower portion of the inner front side of the contact frame 75 and the lower right side of the front side of the rack frame 54, and the two second springs 72 are respectively sleeved on the two long rods 71.

When an operator pulls the holding rod 55 to drive the crosshead shoe 52 to move rightwards, the crosshead shoe 52 moves rightwards to drive the fixed frame 61 to move rightwards, the fixed frame 61 moves rightwards to drive the front and rear side guide posts 62 to move rightwards, the front and rear side guide posts 62 move rightwards to drive the front and rear side limiting blocks 63 to move rightwards, the front and rear side limiting blocks 63 move rightwards to drive the rotating shaft 65 to move rightwards, the rotating shaft 65 moves rightwards to drive the press roller 66 to move rightwards, the press roller 66 moves rightwards to be in contact with a protective film stuck on a plastic sheet material, the plastic sheet material enables the press roller 66 to move upwards, the press roller 66 moves upwards to drive the front and rear side limiting blocks 63 to move upwards through the rotating shaft 65, the front and rear side first springs 64 are compressed, the press roller 66 continues to move rightwards to flatten the protective film on the plastic sheet material, meanwhile, the air bubbles generated by the film covering are squeezed, the pressure roller 66 can tightly press the protective film to be flat due to the action of the first springs 64 on the front side and the rear side, when an operator stops pulling the holding rod 55 to drive the crosshead shoe 52 to move leftwards, the crosshead shoe 52 stops driving the fixed frame 61 to move rightwards, the fixed frame 61 stops driving the front and rear side limiting blocks 63 to move rightwards through the front and rear side guide posts 62, the front and rear side limiting blocks 63 stop driving the press roller 66 to move rightwards through the rotating shaft 65, which means that the plastic sheet is coated with the film, the protective film is cut off, and the front and rear side limiting blocks 63 drive the press roller 66 to move downwards through the rotating shaft 65 for a certain distance to reset due to the action of the front and rear side first springs 64, the plastic plate coated with the film can be taken out from the placing table 2, the holding rod 55 is pulled to drive the crosshead shoe 52 to move leftwards for resetting, the crosshead shoe 52 moves leftwards for resetting to drive the fixing frame 61 to move leftwards for resetting, and the press roller 66 also moves leftwards for resetting. Therefore, the phenomenon that the fold phenomenon of the protective film affects the quality of the coated film can be avoided.

When an operator pulls the holding rod 55 to drive the crosshead 52 to move rightwards, the crosshead 52 moves rightwards to be in contact with the contact frame 75, the crosshead 52 drives the contact frame 75 to move forwards, the left and right second springs 72 are stretched, when the contact frame 75 moves forwards to be in contact with the magnetic blocks 74, the magnetic blocks 74 are attracted to the contact frame 75 through magnetic force, and further when the crosshead 52 continues to move rightwards to be out of contact with the contact frame 75, due to the action of the left and right second springs 72, the contact frame 75 moves backwards to drive the magnetic blocks 74 to move backwards, the left and right third springs 73 are stretched, the magnetic blocks 74 move backwards to drive the pull wire 76 to move backwards to drive the reel 78 to rotate backwards, the reel 78 rotates backwards to drive the rotating rod 79 to rotate backwards, the volute spring 710 is compressed, the rotating rod 79 rotates backwards to drive the front side bevel gear 711 to rotate backwards, the front side bevel gear 711 to rotate forwards, the rear side bevel gear 711 rotates forward to drive the transverse rod 712 to rotate forward, the transverse rod 712 rotates forward to drive the blade holder 713 to rotate forward, the blade holder 713 rotates forward to penetrate through the placing platform 2 to cut off the protective film, when the left and right side third springs 73 are stretched to the maximum stroke, the magnetic block 74 stops moving backward, the magnetic block 74 stops driving the pull wire 76 to move backward, the pull wire 76 stops driving the reel 78 to rotate backward, the reel 78 stops driving the rotating rod 79 to rotate backward, the rotating rod 79 stops driving the front side bevel gear 711 to rotate backward, the front side bevel gear 711 stops driving the transverse rod 712 to rotate backward through the rear side bevel gear 711, the transverse rod 712 stops driving the blade holder 713 to rotate backward, the contact holder 75 continues moving backward to be reset and is separated from contact with the magnetic block 74, due to the effect of the left and right side third springs 73, the magnetic block 74 moves forward to reset so that the forward rotation pull wire 76 is released, due to the effect of the scroll spring 710, the rotating rod 79 resets to drive the reel 78 to rotate forward to reset, the stay wire 76 is wound and reset by forward rotation resetting of the reel 78, the cross rod 712 is driven to rotate reversely by forward rotation resetting of the rotating rod 79 through the two bevel gears 711, the blade holder 713 is driven to rotate reversely to reset by reverse rotation resetting of the cross rod 712, when the plastic plate coated with the film is taken out of the placing table 2, the contact frame 75 is pulled to move forwards for a certain distance, the second springs 72 on the left side and the right side are stretched, when the contact frame 75 moves forwards and does not limit the cross slide block 52, the holding rod 55 is pulled to drive the cross slide block 52 to move leftwards to reset, and the contact frame 75 is loosened to move backwards to reset. So, need not operating personnel and hold the cutter and cut off the protection film, convenient and fast.

Example 3

On the basis of the embodiment 1 and the embodiment 2, the plastic plate pushing device further comprises a pushing mechanism 8, the pushing mechanism 8 comprises a pushing plate 81 and a fixing block 82, please refer to fig. 2, fig. 13 and fig. 14, the fixing block 82 is fixedly connected to the left side surfaces of the front and rear side limiting blocks 63, the pushing plate 81 is installed between the left side surfaces of the front and rear side fixing blocks 82 in a bolt connection mode, and when the pushing plate 81 moves leftwards, the pushing plate 81 can drive the plastic plate to move leftwards.

The plastic plate positioning table is characterized by further comprising a clamping mechanism 9, wherein the clamping mechanism 9 comprises a clamping plate 91, four guide columns 92 and fourth springs 93, please refer to fig. 1, fig. 15 and fig. 16, four guide columns 92 are embedded in the positioning table 2 and are in sliding connection with the front side and the rear side of the positioning table at uniform intervals, the clamping plate 91 is fixedly connected between the rear ends of the four guide columns 92 on the front side and between the front ends of the four guide columns 92 on the rear side, when a plastic plate is placed in the positioning table 2, the plastic plate can be limited by the clamping plate 91, the four fourth springs 93 are respectively connected between the outer side surfaces of the clamping plate 91 on the front side and the outer side surfaces of the positioning table 2 at uniform intervals, the four fourth springs 93 on the front side are respectively sleeved on the four guide columns 92 on the front side, and the four fourth springs 93 on the rear side are respectively sleeved on the four guide columns 92 on the rear side.

When an operator pulls the holding rod 55 to drive the crosshead shoe 52 to move rightwards, the right movement of the front and rear side limiting blocks 63 also drives the front and rear side fixing blocks 82 to move rightwards, the right movement of the front and rear side fixing blocks 82 drives the push plate 81 to move rightwards, and further after the plastic sheet is coated with the film and the protective film is cut off, the pulling of the holding rod 55 drives the crosshead shoe 52 to move leftwards, the front and rear side limiting blocks 63 drive the front and rear side fixing blocks 82 to move leftwards, the front and rear side fixing blocks 82 move leftwards to drive the push plate 81 to move leftwards, the push plate 81 moves leftwards to be in contact with the plastic sheet, the push plate 81 drives the plastic sheet to move leftwards to pass through the limiting plate 43, and when the push plate 81 moves leftwards to reset, the plastic sheet falls off from the placing table 2. Therefore, the plastic plate does not need to be manually taken out by an operator, and the plastic plate is convenient to use.

When operating personnel put into plastic panel and place in the platform 2, plastic panel and front and back both sides cardboard 91 contact, because of the effect of eight fourth springs 93, can make around both sides cardboard 91 more inseparable spacing with plastic panel. When the pushing plate 81 pushes the plastic plate to move leftwards and fall off the placing table 2, the plastic plate is separated from the front and rear clamping plates 91. Therefore, the plastic plate can be coated more stably.

Finally, it is necessary to mention that: the above contents are only used for helping to understand the technical scheme of the invention, and can not be understood as the limitation of the protection scope of the invention; insubstantial modifications and adaptations of the invention as described above will occur to those skilled in the art and are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a plastics panel production tectorial membrane device, including mounting bracket (1), place platform (2), installation roller (3), activity magnetic pole (31) and guide block (32), it has mounting bracket (1) to place platform (2) bottom bilateral symmetry rigid coupling, it has u template (33) to place platform (2) bottom rigid coupling, the cross-under of u template (33) rear side upper portion slidingtype has guide block (32), the cross-under of guide block (32) middle part slidingtype has activity magnetic pole (31), the cover of gliding type has two installation rollers (3) that are used for the protection film to place on activity magnetic pole (31), a serial communication port, still including stop gear (4) and slewing mechanism (5), be provided with on u template (33) and be used for driving installation roller (3) pivoted slewing mechanism (5), slewing mechanism (5) and activity magnetic pole (31) front end contact, slewing mechanism (5) and front side installation roller (3) inboard contact, it sets up stop gear (4) that are used for compressing tightly the protection film on plastics panel to place platform (2) head end left surface.

2. The plastic plate production film covering device according to claim 1, wherein the limiting mechanism (4) comprises a fixing plate (41), a rotating rod (42), a limiting plate (43) and a torsion spring (44), the fixing plate (41) is symmetrically and fixedly connected with the front and the rear of the left side surface of the placing table (2), the rotating rod (42) is rotatably connected between the left sides of the front and the rear side fixing plates (41), the limiting plate (43) used for pressing the head end of the protective film on the plastic plate is fixedly sleeved in the middle of the rotating rod (42), the torsion spring (44) is connected between the lower parts of the front and the rear side surfaces of the limiting plate (43) and the inner side surfaces of the front and the rear side fixing plates (41), and the torsion springs (44) on the front and the rear sides are sleeved on the rotating rod (42).

3. The plastic plate production film covering device according to claim 2, wherein the rotating mechanism (5) comprises a spline shaft (51), a crosshead shoe (52), a column gear (53) and a rack (54), the crosshead shoe (52) is slidably connected to the upper portion of the front side of the u-shaped plate (33) in a penetrating mode, the bottom end of the crosshead shoe (52) penetrates through the front side of the bottom of the u-shaped plate (33), the spline shaft (51) for driving the mounting roller (3) to rotate is rotatably connected to the middle of the crosshead shoe (52) in a penetrating mode, the rear end of the spline shaft (51) is located in the mounting roller (3), the column gear (53) is fixedly sleeved on the front side of the spline shaft (51) along the circumferential direction, the rack (54) for driving the column gear (53) to rotate is fixedly connected to the front side of the outer bottom of the u-shaped plate (33), and the rack (54) is meshed with the column gear (53).

4. The plastic plate production laminating device according to claim 3, characterized by further comprising a holding rod (55), wherein the holding rod (55) is fixedly connected to the upper portion of the crosshead shoe (52) in a penetrating manner.

5. The plastic plate production film covering device according to claim 4, characterized by further comprising a flattening mechanism (6) for flattening the protective film, wherein the flattening mechanism (6) comprises a fixing frame (61), guide pillars (62), limiting blocks (63), first springs (64), a rotating shaft (65) and press rollers (66), the fixing frame (61) is fixedly connected to the rear side of the middle of the left side of the cross-shaped sliding block (52), the guide pillars (62) are symmetrically connected to the fixing frame (61) in a sliding manner in a front-back manner, the guide pillars (62) on the front side and the rear side are located on the left side of the mounting roller (3), the limiting blocks (63) are fixedly connected to the bottom ends of the guide pillars (62) on the front side and the rear side, the rotating shaft (65) is rotatably connected between the limiting blocks (63) on the front side and the rear side, the press rollers (66) for flattening the protective film covering the plastic plate are fixedly sleeved in the middle of the rotating shaft (65), the first springs (64) are connected between the tops of the limiting blocks (63) on the front side and the fixing frame (61), and the first springs (64) on the front side and the rear side are respectively sleeved on the guide pillars (62) on the front side and the rear side.

6. The plastic plate production film coating device according to claim 5, characterized by further comprising a cutting mechanism (7) for cutting off the protective film, wherein the cutting mechanism (7) comprises a long rod (71), a second spring (72), a third spring (73), a magnet (74), a contact frame (75), a pull wire (76), a mounting plate (77), a reel (78), a rotating rod (79), a scroll spring (710), a bevel gear (711), a cross rod (712) and a blade frame (713), the rotating cross rod (712) is rotatably connected between the upper right sides of the front and rear sides of the u-shaped plate (33), the blade frame (713) for cutting off the protective film is fixedly sleeved in the middle of the cross rod (712), the mounting plate (77) is fixedly connected to the upper right side of the outer front side of the u-shaped plate (33), the rotating cross rod (79) is rotatably connected to the front side of the mounting plate (77), the scroll spring (710) is connected between the left side of the rotating rod (79) and the right side of the mounting plate (77), the middle of the fixed sleeve is provided with the scroll spring (78), the pull wire (76) is wound on the reel (78), the right side of the rotating rod (79) and the front side of the cross rod (712) are fixedly connected with the bevel gear (711), two bevel gear frames (711) and the bevel gear frames (71) are fixedly connected with the bevel gear frames (711), the sliding type sleeve between the front sides of the two long rods (71) is provided with a magnetic block (74) used for driving the pull wire (76) to move backwards, the upper part of the front side face of the magnetic block (74) is fixedly connected with the tail end of the pull wire (76), a third spring (73) is connected between the lower part of the front side face of the magnetic block (74) and the front sides of the two long rods (71), a contact frame (75) is sleeved between the rear sides of the long rods (71) on the left side and the right side in a sliding type manner, the cross-shaped sliding block (52) moves rightwards to be in contact with the contact frame (75), two second springs (72) are connected between the lower part of the inner front side face of the contact frame (75) and the lower right side of the front side face of the rack frame (54), and the two second springs (72) are respectively sleeved on the two long rods (71).

7. The film covering device for plastic plate production according to claim 6, further comprising a pushing mechanism (8) for pushing the plastic plate, wherein the pushing mechanism (8) comprises a pushing plate (81) and a fixing block (82), the fixing block (82) is fixedly connected to the left side surfaces of the front and rear side limiting blocks (63), and the pushing plate (81) for driving the plastic plate to move leftwards is fixedly connected between the left side surfaces of the front and rear side fixing blocks (82).

8. The plastic plate production film covering device according to claim 7, characterized by further comprising a clamping mechanism (9) for limiting the plastic plate, wherein the clamping mechanism (9) comprises clamping plates (91), guide posts (92) and fourth springs (93), four guide posts (92) are embedded and slidably connected in the placing table (2) at intervals uniformly on the front side and the rear side, the clamping plates (91) for limiting the plastic plate are fixedly connected between the rear ends of the four guide posts (92) on the front side and the front ends of the four guide posts (92) on the rear side, four fourth springs (93) are respectively sleeved on the four guide posts (92) on the front side, and the four fourth springs (93) on the rear side are respectively sleeved on the four guide posts (92) on the rear side.