CN215620140U

CN215620140U - Direct-cutting film reverse-pasting device

Info

Publication number: CN215620140U
Application number: CN202122227140.0U
Authority: CN
Inventors: 孙凤勇; 张建俊; 孙维贞; 关明玉; 吕焕峰
Original assignee: Sailun Jinyu Group Co Ltd
Current assignee: Sailun Jinyu Group Co Ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-25
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a straight-cut film reverse-pasting device which is arranged between a film forward-pasting station and a film curling station and comprises a matrix overturning and conveying device, a film pasting device and a film cutting device which are matched with each other, wherein the matrix overturning and conveying device comprises a lower conveying belt, a middle conveying belt and an upper conveying belt which are sequentially arranged from bottom to top along the matrix conveying direction, the upper conveying belt and the lower conveying belt have the same conveying direction and are opposite to the conveying direction of the middle conveying belt, the film pasting device is arranged above the conveying front end of the middle conveying belt, and the film cutting device is arranged on one side of the middle conveying belt and is butted with the film pasting device. According to the utility model, two overturning actions of the tire body in the transportation process are realized through the tire body overturning and conveying device, the film cutting device directly cuts the wide film on line and introduces the wide film to the film laminating device, and the film laminating device laminates the film to the back surface of the tire body after the tire body is overturned for the first time, so that the production efficiency and the film laminating quality are improved, and the production cost is reduced.

Description

Direct-cutting film reverse-pasting device

Technical Field

The utility model belongs to the technical field of tire production, and particularly relates to a reverse sticking device for a straight cutting rubber sheet.

Background

Radial tires are widely used in the automotive industry. The carcass ply and the belt ply of the radial tire are main stress components, bear extremely complex acting forces such as periodic stretching, bending and shearing, and are stress framework layers of the tire. The quality of the carcass ply and the belt ply directly affects the performance and quality of the tire, so as to ensure the necessary strength and dimensional stability of the tire. The strength and elasticity of the tire can bear complex stress and strain when the tire is used, and can alleviate the vibration and impact of external road surfaces, and the performance of the tire determines the quality and the service performance of the tire.

Usually, a wirecord fabric cutting machine is adopted to cut the wirecord fabric (namely, a tire body) into rectangular wirecord fabric strips according to the width requirement set by the process, then the cut wirecord fabric strips are sequentially and automatically spliced by a rubber sheet wrapping and sticking machine, then the wirecord fabric strips are stuck with rubber sheets and wrapped with rubber sheets, and finally the wirecord fabric strips are rolled into a reel with certain requirement for a forming machine.

The existing radial tire 90-degree steel wire cord fabric cutting machine does not have the function of adhering rubber sheets to the back surfaces of tire bodies, but the rubber sheets must be used in the process of manufacturing tires, the current rubber sheets are adhered to a material for wrapping cloth at the edges of steel wires, half of the rubber sheets are suspended, the bending is serious after the rubber sheets are curled, the cost waste is serious, and the optimization of the production process cannot be realized. In addition, the wide film is required to be cut into the narrow films before the films are attached, the wide film cannot be cut on line and used directly, the stored narrow films are used when the films are attached, the production efficiency is influenced, and meanwhile, the narrow films are easy to deform after being cut, so that the adhesive quality of the films is influenced.

Accordingly, further developments and improvements are still needed in the art.

SUMMERY OF THE UTILITY MODEL

Aiming at various defects in the prior art, in order to solve the problems, the direct cutting film reverse sticking device is provided and is arranged between a film forward sticking station and a curling station, the function of sticking the film on the back of a matrix of a 90-degree cutting machine is realized, the film stuck to a steel wire seam wrapping cloth is moved to the back of the matrix for sticking, and therefore process optimization is realized. Realize the twice upset action of matrix in the transportation through matrix upset conveyor, the film is cut the device and is cut wide film and direct online cut and introduce to film laminating device, and film laminating device laminates the film to the matrix back after the matrix overturns for the first time, has improved production efficiency and film laminating quality, has reduced manufacturing cost.

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

the utility model provides a cut film reverse-sticking device directly, it sets up just pastes the station and curls between the station in the film, cut film reverse-sticking device directly is including the matrix upset conveyor who mutually supports the use, film laminating device and film cut the device, matrix upset conveyor includes the lower conveyer belt that sets gradually from bottom to top along matrix direction of delivery, well conveyer belt and last conveyer belt, go up the conveyer belt the same with the transmission direction of lower conveyer belt and opposite with the transmission direction of well conveyer belt, film laminating device sets up in the transport front end top of well conveyer belt, the film is cut the device and is set up in well conveyer belt one side and butt joint with film laminating device.

Further, the bottom end of the middle conveying belt is provided with a middle conveying belt flat plate used for ensuring the top surface of the middle conveying belt to be flat.

Furthermore, a cloth laying roller for curling and stripping the curtain cloth on the film is arranged above the middle conveying belt and close to the conveying tail end of the middle conveying belt, the axis of the cloth laying roller is perpendicular to the conveying direction of the middle conveying belt, and one end of the cloth laying roller is connected with a first driving motor for driving the cloth laying roller to rotate.

Further, the upper conveying belt is arranged in an inverted V shape, the middle of the upper conveying belt is horizontal, the two ends of the upper conveying belt incline downwards, the lower conveying belt and the middle conveying belt are arranged horizontally and staggered with each other, the middle conveying belt is arranged forwards relative to the lower conveying belt along the conveying direction of the lower conveying belt, and the conveying front end of the middle conveying belt is provided with a storage arc convenient for carcass overturning transition corresponding to the conveying tail end of the lower conveying belt.

Further, the storage arc comprises a transition roller set arranged in an arc shape along the conveying direction of the tire body, a flange centering roller set arranged in a crossed mode with the transition roller set, and centering sector plates arranged below the transition roller set and used for installing the flange centering roller set, wherein two groups of the flange centering roller set and the centering sector plates are correspondingly arranged, the two sector plates are connected through a first centering screw rod, and the distance between the two sector plates is adjusted through the first centering screw rod.

Furthermore, the film laminating device comprises a first support arranged above the front end of the middle conveying belt, two groups of film guide assemblies symmetrically arranged on the first support, a guide roller corresponding to the film guide assemblies and arranged on the first support, a film adjusting mechanism arranged on the first support and used for adjusting the distance between two films, a second support arranged above the front end of the middle conveying belt and positioned on one side of the first support, a press roller connected onto the second support in a sliding manner, and two lifting cylinders which are arranged on the second support and connected to two ends of the press roller and used for driving the press roller to lift.

Further, the film guiding assembly comprises a laminating support, two vertical blocking rollers, two positioning rollers and a pre-pressing roller, wherein the laminating support is connected to the first support in a sliding mode, the two vertical blocking rollers are arranged on the first support in parallel in sequence along the film conveying direction, the two positioning rollers are arranged up and down, the film adjusting mechanism comprises a second centering lead screw, a large hand wheel, two fine adjustment lead screws and a small hand wheel, the second centering lead screw is connected to the first support and connected with the two laminating supports, the large hand wheel is connected to one end of the second centering lead screw, the two fine adjustment lead screws are connected to the two laminating supports in a threaded mode respectively, and the small hand wheel is correspondingly connected to the end portion of the fine adjustment lead screw.

Further, the device is cut to film includes that what set gradually along film direction of delivery decides the device, be used for carrying out the storage of storage to narrow film and be used for directly sending into the material feeding unit who laminates the station with the narrow film after cutting into the device of deciding of narrow film of width film, decide the device and include the support frame and set gradually the film book on the support frame along film direction of delivery, first transition roller set, be used for deciding the well device in the front of deciding to the film, the cut-off knife device, be used for separating the separation roller and the second transition roller set of the film separation after will cutting off.

Further, the cut-off knife device includes and just rotates the drive roll of connecting on the support frame perpendicularly with film direction of delivery, set up the lower sword on the drive roll, be connected with the drive roll and be used for driving the rotary electric machine of drive roll and lower sword rotation, vertically set up the last sword in lower sword top, connect perpendicularly in the last arbor of last sword center department, be connected with last arbor and be used for driving the lift cylinder that goes up the sword and go up, after the lift cylinder drove the whereabouts of going up the sword, the cutting edge laminating of going up sword and lower sword was decided the film on the drive roll.

Further, storage device includes the storage frame of being connected with the support frame, parallel from top to bottom and all along a plurality of upper rows of rollers and a plurality of floating roll, the unsteady board that is used for installing the floating roll that the horizontal direction interval set up, and each upper row of roller is connected on the storage frame, and each floating roll is connected on the floating board, is provided with the slip direction subassembly between floating board and the storage frame support.

In summary, compared with the prior art, the utility model has the following beneficial effects:

(1) the film adhering device is arranged between the film front adhering station and the curling station, realizes the function of adhering the film to the back of the matrix of the 90-degree cutting machine, and moves the film adhered to the steel wire seam wrapping cloth to the back of the matrix for adhering, thereby realizing the process optimization. Realize the twice upset action of matrix in the transportation through matrix upset conveyor, the film is cut the device and is cut wide film and direct online cut and introduce to film laminating device, and film laminating device laminates the film to the matrix back after the matrix overturns for the first time, has improved production efficiency and film laminating quality, has reduced manufacturing cost.

(2) In matrix upset conveyor, well conveyer belt staggers the setting each other with lower conveyer belt, and smooth reversal and the transition of matrix are realized to the storage arc that the transport front end of well conveyer belt set up, and the speed of conveyer belt and lower conveyer belt matches in the realization, and last conveyer belt and well conveyer belt face the near side and all install photoelectric switch to the speed that the conveyer belt height low-speed was gone up in the control, realizes the speed matching between two conveyer belts.

(3) And a film laminating device is additionally arranged above the middle conveying belt, so that the laminating of the film on the middle conveying belt is realized. A cloth laying roller is erected above the middle conveying belt, laying cloth on the film is stripped, and meanwhile, a proximity switch is additionally arranged on the cloth laying roller, so that the detection stop of the breakage of the laying cloth is realized.

(4) In the film slitting device, a wide film is cut into a narrow film through the cutting device, then the narrow film is stored through the storage device, the narrow film after being cut is directly sent into the laminating station through the feeding device, the problem of deformation after the narrow film is cut is solved, the wide film is directly cut on line for use, the narrow film does not need to be stored, and the production efficiency and the film laminating quality are improved.

(5) Through setting up storage device, when the film roll needs to be changed, because the film joint end stops to advance, the film that is in storage device advances and can upwards promote the floating plate, the distance between floating roller and the last row of roller has been reduced, provide certain buffer space for advancing of film, can not influence subsequent normal advancing of film and laminating film operation, need not to shut down promptly and can carry out the change of film roll, save the assist time, and the production efficiency is improved, when the film roll is changed and is accomplished, need not the storage, the floating plate descends to the bottom of vertical slide rail under the dead weight effect, the film normally advances. Simultaneously, because under the effect of haulage rope, the floating plate can be cushioned descending, has improved storage device's life. Because the floating plate is floated and lifted, the narrow film in the storage device is ensured to always keep constant tension, the tension of the film can not be changed in a loose and tight manner, and the film laminating quality is ensured.

Drawings

FIG. 1 is a schematic structural view of a body reverse adhesive sheet device according to embodiment 1 of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a partial schematic structural view of a film sticking apparatus according to embodiment 1 of the present invention;

FIG. 4 is a schematic view showing the structure of a film slitting device according to embodiment 1 of the present invention;

FIG. 5 is a schematic view of the structure of a cutter device according to embodiment 1 of the present invention;

in the drawings: 110. an upper conveying belt; 120. a middle conveyer belt; 130. a lower conveyor belt; 140. a cloth padding roller; 150. a flange centering roller set; 160. a centering sector plate; 170. an upper bracket; 180. a middle bracket; 190. a lower bracket; 210. a guide roller; 220. a tensioning roller; 230. a first bracket; 240. a guide roller; 250. a vertical baffle roller; 260. a positioning roller; 270. pre-pressing rollers; 280. a press-fit roller; 290. a first lifting cylinder; 310. a second centering screw; 320. a big hand wheel; 330. fine adjustment of a screw rod; 340. a small hand wheel; 350. attaching the bracket; 351. a slider; 352. a sliding bracket; 353. a roller blocking bracket; 360. a guide rail; 410. film rolls; 421. a wide film; 422. a narrow film; 430. a separation roller; 440. a support frame; 450. a cutter device; 451. a drive roll; 452. cutting; 453. feeding a cutter; 454. a second lifting cylinder; 455. a rotating electric machine; 460. a first transition roll; 470. a second transition roll; 480. a third transition roll; 490. a centering device; 510. a driven roller; 520. a fourth transition roll; 530. a storage rack; 540. an upper row of rollers; 550. a floating roll; 560. a floating plate; 570. a vertical slide rail; 580. a traction roller; 590. a hauling rope; 610. a feeding frame; 620. and a feeding roller.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description is given for clear and complete description of the technical solution of the present invention with reference to the embodiments of the present invention, and other similar embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.

Detailed description of the preferred embodiment 1

As shown in fig. 1-5, a direct-cutting film reverse-pasting device is disposed between a film forward-pasting station and a curling station, the direct-cutting film reverse-pasting device includes a carcass turning conveying device, a film pasting device and a film cutting device, the carcass turning conveying device includes a lower conveying belt 130, a middle conveying belt 120 and an upper conveying belt 110, which are disposed in sequence from bottom to top along the conveying direction of the carcass, the upper conveying belt 110 is the same as the lower conveying belt 130 and opposite to the conveying direction of the middle conveying belt 120, the film pasting device is disposed above the conveying front end of the middle conveying belt 120, and the film cutting device is disposed on one side of the middle conveying belt 120 and is abutted to the film pasting device. The carcass is transmitted to the middle conveyor belt 120 through the upper conveyor belt 110 to realize the turnover conveying of the carcass, the film is cut by the film cutting device and then introduced into the film laminating device, enters the middle conveyor belt 120 through the film laminating device and is laminated on the back of the carcass under the action of the film laminating device, and the carcass laminated with the film is transmitted to the upper conveyor belt 110 along with the middle conveyor belt 120 to realize the turnover conveying again. Realize the twice upset action of matrix in the transportation through matrix upset conveyor, the film is cut the device and is cut wide film and direct online cut and introduce to film laminating device, and film laminating device laminates the film to the matrix back after the matrix overturns for the first time, has improved production efficiency and film laminating quality, has reduced manufacturing cost.

The bottom end of the middle conveyor belt 120 is provided with a middle conveyor belt 120 flat plate for ensuring the smooth surface of the top of the middle conveyor belt 120, so that the fitting effect of the rubber sheet and the tire body is ensured.

A cloth laying roller 140 for curling and stripping the film upper curtain cloth is arranged above the middle conveying belt 120 and close to the conveying tail end of the middle conveying belt 120, the axis of the cloth laying roller 140 is vertical to the conveying direction of the middle conveying belt 120, and one end of the cloth laying roller 140 is connected with a first driving motor for driving the cloth laying roller 140 to rotate. The first driving motor drives the cloth backing roller 140 to rotate, when the cloth backing roller 140 works, the free end of the cloth backing is wound on the cloth backing roller 140 manually, and after a tire body attached to a film passes through the cloth backing, the cloth backing on the film is stripped by the rotating cloth backing roller 140.

Specifically, two sides of the middle conveyor belt 120 are provided with cloth pad roller 140 supports corresponding to two ends of the cloth pad roller 140, and the first driving motor is fixed on the cloth pad roller 140 supports and drives the cloth pad roller 140 to rotate. In this embodiment, the cloth laying roller 140 comprises a roller shaft, a left cloth laying support roller and a right cloth laying support roller which are arranged on the roller shaft in parallel, and a first bearing seat is arranged on the support of the cloth laying roller 140 corresponding to the roller shaft. The left cloth liner support roller and the right cloth liner support roller are respectively used for peeling two cloth liners on the two films so as to adapt to the condition that the two cloth liners are not peeled synchronously. And the left cloth liner support roller and the right cloth liner support roller are respectively provided with a proximity switch, so that the breakage detection of the cloth liner is realized. Through the intelligent design of procedure, whether the film floorcloth is used or not is automatically identified, and manual switching is not needed. The abnormity caused by personnel switching control is avoided, the machine can be stopped in time when the laying cloth is broken, and the operation is convenient.

The upper conveying belt 110 is arranged in an inverted V shape, the middle of the upper conveying belt is horizontal, two ends of the upper conveying belt are inclined downwards, the lower conveying belt 130 and the middle conveying belt 120 are arranged horizontally and staggered with each other, the middle conveying belt 120 is arranged forwards relative to the lower conveying belt 130 along the conveying direction of the lower conveying belt 130, and a storage arc convenient for carcass overturning transition is arranged at the conveying front end of the middle conveying belt 120 corresponding to the conveying tail end of the lower conveying belt 130. As can be seen from fig. 1, the carcass is conveyed from left to right on the upper conveying belt 110, turned over through the storage arc and transited to the middle conveying belt 120, the reversal of the carcass and the matching of the speed are realized through the storage arc, finally, the fact that the upper side of the carcass on the middle conveying belt 120 is the back of the carcass is realized, two films are attached to the back of the carcass through the film attaching device, and the cloth liner on the films is peeled off through the cloth liner roller 140. The upper conveying belt 110 conveys the tire body from right to left, the tire body is turned over again on the right sides of the upper conveying belt 110 and the middle conveying belt 120, and finally the tire body is restored to be right-side-up and then enters a curling station in a normal direction.

The storage arc comprises a transition roller group, a flange centering roller group 150 and centering fan-shaped plates 160, wherein the transition roller group is arranged in an arc shape along the conveying direction of the tire body, the flange centering roller group 150 is arranged in a crossed mode with the transition roller group, the centering fan-shaped plates 160 are arranged below the transition roller group and used for mounting the flange centering roller group 150, the two sets of the flange centering roller group 150 and the centering fan-shaped plates 160 are correspondingly arranged, the two fan-shaped plates are connected through a first centering screw rod, and the distance between the two fan-shaped plates is adjusted through the first centering screw rod.

Specifically, the first centering screw rod is a positive screw rod and a negative screw rod, the two sector plates are in threaded connection with two ends of the first centering screw rod, one end of the first centering screw rod is connected with a handle, and the rotating handle drives the first centering screw rod to rotate, so that the two sets of centering sector plates 160 and the flange centering rollers are driven to move in opposite directions or in opposite directions, centering adjustment of the tire body is achieved, and meanwhile smooth transition of the back surface of the tire body to the middle conveying belt 120 is achieved. The upper conveyor belt 110 then returns the carcass front to the upper side to normally enter the crimping station.

The conveying tail end of the middle conveying belt 120 and the conveying front end of the upper conveying belt 110 are both provided with photoelectric switches, the speed of the upper conveying belt 110 is controlled to be low through the two photoelectric switches, the speed matching of the upper conveying belt 110 and the middle conveying belt 120 is realized, and the stable conveying of the tire body is ensured.

The tire body turning and conveying device further comprises an upper support 170, a middle support 180 and a lower support 190 which are respectively arranged corresponding to the upper conveying belt 110, the middle conveying belt 120 and the lower conveying belt 130, and the upper support 170, the middle support 180 and the lower support 190 are sequentially connected from top to bottom.

An upper conveying belt driving roller and an upper conveying belt driven roller are arranged at two ends of the upper conveying belt 110, a plurality of guide rollers 210 are arranged between the upper conveying belt driving roller and the upper conveying belt driven roller, the guide rollers 210 are located in the middle of the upper conveying belt 110, a tension roller 220 for realizing tension of the upper conveying belt 110 is arranged at the lower end of the middle of the upper conveying belt 110, and a tension screw rod for realizing horizontal movement of the tension roller 220 is arranged corresponding to the tension roller 220. Specifically, the bottom of the upper bracket 170 is connected with a tension roller 220 bracket, two ends of the tension roller 220 bracket are provided with tension roller 220 fixing plates corresponding to the tension roller 220, the tension roller 220 is installed between the two tension roller 220 fixing plates, tension lead screws are arranged on two sides of the tension roller 220, the tension lead screws are connected to the tension roller 220 bracket, the tension roller 220 fixing plates are in threaded connection with the corresponding tension lead screws, and the tension lead screws on two sides are rotated to drive the tension roller 220 to move horizontally. The upper conveying motor is connected to the upper conveying belt driving roller and drives the upper conveying belt driving roller to rotate, so that the upper conveying belt 110 is driven to run around the upper conveying belt driving roller and the upper conveying belt driven roller.

The two ends of the lower conveying belt 130 are sequentially provided with a lower conveying belt driving roller and a lower conveying belt driven roller along the conveying direction of the tire body, a lower conveying motor is connected below the lower conveying belt driving roller, and the lower conveying motor drives the lower conveying belt driving roller to rotate, so that the lower conveying belt 130 is driven to run around the lower conveying belt driving roller and the lower conveying belt driven roller. The two ends of the middle conveying belt 120 are sequentially provided with a middle conveying belt driving roller and a middle conveying belt driven roller along the conveying direction of the tire body, the middle conveying belt driving roller is connected with a middle conveying motor, and the middle conveying motor drives the middle conveying belt driving roller to rotate, so that the middle conveying belt 120 is driven to run around the middle conveying belt driving roller and the middle conveying belt driven roller.

The film laminating device comprises a first support 230 arranged above the front end of the middle conveyor belt 120, two groups of film guide assemblies symmetrically arranged on the first support 230, a guide roller 240 arranged on the first support 230 corresponding to the film guide assemblies, a film adjusting mechanism arranged on the first support 230 and used for adjusting the distance between two films, a second support arranged above the front end of the middle conveyor belt 120 and located on one side of the first support 230, a pressing roller 280 connected to the second support in a sliding manner, and two first lifting cylinders 290 arranged on the second support and connected to two ends of the pressing roller 280 and used for driving the pressing roller 280 to lift. The first support 230 and the second support are disposed in this order along the carcass conveying direction. The cut film enters the laminating station via guide rollers 240. Two ends of the press-fit roller 280 are provided with second bearing seats, the second bearing seats are vertically and slidably connected to a second support, the second support is provided with a slide rail corresponding to the second bearing seats, a piston end of the first lifting cylinder 290 is fixedly connected with the top end of the second bearing seats, and the first lifting cylinder 290 drives the press-fit roller 280 to move up and down through the second bearing seats.

The film guiding assembly comprises a fitting bracket 350 connected to the first bracket 230 in a sliding manner, two vertical stop rollers 250 which are parallel to each other and are sequentially arranged on the first bracket 230 along the film conveying direction, two positioning rollers 260 arranged up and down and a pre-pressing roller 270, and the film adjusting mechanism comprises a second centering lead screw 310 arranged on the first bracket 230 and connected with the two sets of fitting brackets 350, a large hand wheel 320 connected to one end of the second centering lead screw 310, two sets of fine adjustment lead screws 330 respectively connected to the two sets of fitting brackets 350 in a threaded manner, and a small hand wheel 340 correspondingly connected to the end parts of the fine adjustment lead screws 330. The positioning roller 260 is an i-shaped nylon roller, and the pre-pressing roller 270 is located at the bottom of one side of the positioning roller 260 and located between the positioning roller 260 and the pressing roller 280. The distance between the two sets of film guide assemblies is adjusted by the second centering screw 310 to center the two films. The film guide assembly is finely adjusted through the fine adjustment screw 330 on the attaching bracket 350, so that the centering accuracy of the film is improved.

Specifically, the attaching bracket 350 includes a pair of mutually connected stop roller brackets 353, a positioning roller bracket, a pre-pressing roller bracket, a slider 351 and a sliding bracket 352, the sliding bracket 352 is connected to the second centering screw 310 and moves along with the rotation of the second centering screw 310, the vertical stop roller 250 is fixedly connected to the stop roller brackets 353, the positioning roller 260 is fixedly connected to the positioning roller brackets, the positioning roller brackets are transversely arranged V-shaped brackets, the two positioning rollers 260 are arranged at two free ends of the V-shaped brackets, and the pre-pressing roller 270 is fixedly connected to the pre-pressing roller brackets. Keep off between roller support 353 and the sliding bracket 352 through slider 351 fixed connection, be provided with guide rail 360 along the axis on the first support 230, slider 351 sliding connection has realized laminating support 350 and first support 230's sliding connection on guide rail 360, guarantees that film guide assembly moves straightness nature and stability.

As shown in fig. 4, the film slitting device includes a cutting device for cutting the wide film 421 into the narrow film 422, a storage device for storing the narrow film 422, and a feeding device for directly feeding the cut narrow film 422 into the laminating station, which are sequentially arranged along the film conveying direction, and the cutting device includes a support frame 440, a film roll 410, a first transition roller 460 set, a centering device 490 for centering the film before cutting, a cutter device 450, a separating roller 430 for separating the cut film, and a second transition roller 470 set, which are sequentially arranged along the film conveying direction on the support frame 440.

The first transition roller 460 set comprises a first transition roller 460, a second transition roller 470 and a third transition roller 480, the first transition roller 460 and the third transition roller 480 are both arranged perpendicular to the film conveying direction and are respectively positioned on two sides below the second transition roller 470, the second transition roller 470 is horizontally arranged along the film conveying direction, and the film on the film roll 410 sequentially passes through the first transition roller 460, the second transition roller 470 and the third transition roller 480 to enter the centering device 490.

The centering device 490 includes a centering screw perpendicular to the film conveying direction and rotatably connected to the supporting frame 440, and two centering disks screwed to the centering screw, and the centering screw rotates to drive the centering disks to move toward or away from each other. Specifically, the thread directions in the two centering disks are opposite, the centering device 490 further comprises a handle connected to the outer end portion of the centering screw rod, the centering screw rod is driven to rotate by rotating the handle, so that the two centering disks move oppositely or reversely on the centering screw rod, the width between the two centering disks can be adjusted by rotating the centering screw rod, so that films with different widths can be centered, and the flexible adaptability of the centering device 490 is improved. The wide film 421 enters the centering device 490 and is positioned between the two centering disks for centering.

As shown in fig. 5, the cutting device 450 includes a driving roller 451 which is perpendicular to the film conveying direction and is rotatably connected to the supporting frame 440, a lower blade 452 which is disposed on the driving roller 451, a rotating motor 455 which is connected to the driving roller 451 and is used for driving the driving roller 451 and the lower blade 452 to rotate, an upper blade 453 which is vertically disposed above the lower blade 452, an upper blade 453 shaft which is vertically connected to the center of the upper blade 453, and a second lifting cylinder 454 which is connected to the upper blade 453 shaft and is used for driving the upper blade 453 to lift, wherein the second lifting cylinder 454 drives the upper blade 453 to fall behind, and the blade of the upper blade 453 and the lower blade 452 is attached to cut the film on the driving roller 451. The drive roller 451 is driven by the rotating motor 455 to rotate, and the film on the film roll 410 is guided away by the first transition roller 460 set, thereby preventing the occurrence of the situation of film extrusion. Specifically, in this embodiment, the upper blade 453 is a circular blade, the upper blade 453 is rotatably mounted on a shaft of the upper blade 453, and the second lifting cylinder 454 is fixedly connected to the support frame 440 through a dovetail base. When the film cutting machine is used, the driving roller 451 and the lower knife 452 rotate under the action of the rotating motor 455, the wide film 421 enters the driving roller 451, meanwhile, the second lifting cylinder 454 drives the upper knife 453 to fall to be attached to the lower knife 452, and the advancing wide film 421 is cut into the narrow films 422.

Further, the second transition roller 470 group includes driven roller 510 and fourth transition roller 520 that set gradually and all are perpendicular with film direction of delivery along film direction of delivery, and driven roller 510 is connected with drive roll 451 transmission and is in same straight line, and fourth transition roller 520 sets up in one side below driven roller 510, and the film after cutting gets into storage device through separation roller 430, driven roller 510 and fourth transition roller 520 in proper order.

Further, the storage device comprises a storage frame 530 connected with the support frame 440, a plurality of upper rollers 540 and a plurality of floating rollers 550 which are parallel up and down and are arranged at intervals along the horizontal direction, and a floating plate 560 for mounting the floating rollers 550, wherein each upper roller 540 is connected to the storage frame 530, each floating roller 550 is connected to the floating plate 560, and the floating plate 560 and the storage frame 530 are provided with a sliding guide assembly.

Further, the sliding guide assembly comprises two vertical sliding rails 570 arranged on the storage rack 530, two corresponding vertical sliding rails 570 and two sliding blocks respectively arranged at two ends of the floating plate 560, the sliding blocks are correspondingly connected to the vertical sliding rails 570 in a sliding manner, and the floating plate 560 is connected with the storage rack 530 in a sliding manner through the matching of the sliding blocks and the vertical sliding rails 570.

Further, the sliding guide assembly further includes a pulling roll 580 disposed on the top of the storage rack 530, a pulling rope 590 wound around the pulling roll 580, wherein the end of the pulling rope 590 hangs down vertically and is fixedly connected to the center of the floating plate 560.

When film roll 410 needs to be replaced, because the film joint end stops advancing, the film in the storage device advances and can upwards lift floating plate 560, the distance between floating roller 550 and upper row roller 540 is reduced, a certain buffer space is provided for advancing of the film, subsequent normal advancing and laminating film operation of the film can not be influenced, namely, the film roll 410 can be replaced without stopping, the auxiliary time is saved, the production efficiency is improved, when the film roll 410 is replaced, the storage is not needed, the floating plate 560 descends to the bottom end of the vertical slide rail 570 under the action of self weight, and the film normally advances. Due to the action of the traction rope 590, the floating plate 560 can be buffered when falling, and the service life of the storage device is prolonged. Due to the floating lifting of the floating plate 560, the narrow film 422 in the storage device is ensured to always keep constant tension, the change of loose and tight tension of the film is avoided, and the film attaching quality is ensured.

Further, the feeding device comprises a feeding frame 610 connected with the storage frame 530, and two rows of feeding rollers 620 connected to the top of the feeding frame 610.

Further, the feeding frame 610 comprises a connecting upright column connected to one side of the storage frame 530 and two bridge beams connected to one side of the top of the connecting upright column, the two bridge beams are arranged in an up-and-down parallel mode, the two rows of feeding rollers 620 are respectively arranged on the two bridge beams, and two films conveyed by the storage device are respectively fed by the two rows of feeding rollers 620 and enter the laminating station.

In this embodiment, it is provided with two side by side to link the stand, and two cross bridge beam connect in two and link between the stand, have guaranteed the structural strength of pay-off frame 610 to improve material feeding unit's life.

The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Claims

1. The utility model provides a device is pasted to cut-directly film turn-back which characterized in that: set up and just paste the station and curl between the station in the film, the straight cut film is turned over and is pasted the device and including the matrix upset conveyor who mutually supports the use, the device is cut to film laminating device and film, matrix upset conveyor includes the lower conveyer belt that sets gradually from bottom to top along matrix direction of delivery, well conveyer belt and last conveyer belt, go up the conveyer belt the same with the transmission direction of lower conveyer belt and opposite with the transmission direction of well conveyer belt, film laminating device sets up in the transport front end top of well conveyer belt, the device is cut to the film sets up in well conveyer belt one side and docks with film laminating device.

2. The rip fence according to claim 1, wherein: the bottom end of the middle conveying belt is provided with a middle conveying belt flat plate used for ensuring the top surface of the middle conveying belt to be flat.

3. The rip fence according to claim 1, wherein: the conveying tail end above the middle conveying belt and close to the middle conveying belt is provided with a cloth laying roller for curling and stripping the curtain cloth on the film, the axis of the cloth laying roller is vertical to the conveying direction of the middle conveying belt, and one end of the cloth laying roller is connected with a first driving motor for driving the cloth laying roller to rotate.

4. The rip fence according to claim 1, wherein: the upper conveying belt is arranged in an inverted V shape, the middle of the upper conveying belt is horizontal, the two ends of the upper conveying belt incline downwards, the lower conveying belt and the middle conveying belt are arranged horizontally and staggered with each other, the middle conveying belt is arranged forwards relative to the lower conveying belt along the conveying direction of the lower conveying belt, and the conveying front end of the middle conveying belt is provided with a storage arc convenient for carcass overturning transition corresponding to the conveying tail end of the lower conveying belt.

5. The rip fence according to claim 4, wherein: the storage arc comprises a transition roller set, a flange centering roller set and centering fan-shaped plates, wherein the transition roller set is arranged in an arc shape along the conveying direction of the tire body, the flange centering roller set is crossed with the transition roller set, the centering fan-shaped plates are arranged below the transition roller set and used for mounting the flange centering roller set, the two sets of the flange centering roller set and the centering fan-shaped plates are correspondingly arranged, and the two fan-shaped plates are connected through a first centering screw rod and the distance between the two fan-shaped plates is adjusted through the first centering screw rod.

6. The rip fence according to claim 1, wherein: the film laminating device comprises a first support arranged above the front end of the middle conveying belt, two groups of film guide assemblies symmetrically arranged on the first support, guide rollers corresponding to the film guide assemblies and arranged on the first support, a film adjusting mechanism arranged on the first support and used for adjusting the distance between two films, a second support arranged above the front end of the middle conveying belt and located on one side of the first support, a press roller connected onto the second support in a sliding mode, and two lifting cylinders which are arranged on the second support and connected to two ends of the press roller and used for driving the press roller to lift.

7. The rip fence according to claim 6, wherein: the film guiding assembly comprises a laminating support, two vertical stop rollers, two positioning rollers and a pre-pressing roller, wherein the laminating support is connected to the first support in a sliding mode, the two vertical stop rollers are parallel to each other and are arranged on the first support in sequence along the film conveying direction, the two positioning rollers and the pre-pressing roller are arranged up and down, the film adjusting mechanism comprises a second centering lead screw, a big hand wheel, two groups of fine adjustment lead screws and a small hand wheel, the second centering lead screw is connected to the first support and is connected with the two groups of laminating supports, the big hand wheel is connected to one end of the second centering lead screw, the two groups of fine adjustment lead screws are connected to the two groups of laminating supports in a threaded mode, and the small hand wheels are correspondingly connected to the end portions of the fine adjustment lead screws.

8. The rip fence according to claim 1, wherein: the device is cut to film includes that what set gradually along film direction of delivery decides the device, be used for carrying out the storage of storage to narrow film and be used for directly sending into the material feeding unit of laminating station with the narrow film after cutting into the device of deciding of narrow film of width film, decide the device and include the support frame and set gradually the film book on the support frame along film direction of delivery, first transition roller set, be used for deciding well device in the front, the cut-off knife device, be used for separating roller and the second transition roller set of the film separation after will cutting out the film.

9. The rip fence according to claim 8, wherein: the cut-off knife device includes and just rotates the drive roll of connecting on the support frame perpendicularly with film direction of delivery, sets up the lower sword on the drive roll, is connected with the drive roll and is used for driving the rotary electric machine of drive roll and lower sword rotation, vertically sets up the last sword in lower sword top, connect perpendicularly in the last arbor of last sword center department, be connected with last arbor and be used for driving the lift cylinder that goes up the sword and go up the sword lift, after the lift cylinder drove the whereabouts of going up the sword, the film on the drive roll was decided with the cutting edge laminating of lower sword to going up the sword.

10. The rip fence according to claim 8, wherein: the storage device comprises a storage frame connected with the support frame, a plurality of upper rows of rollers, a plurality of floating rollers and a floating plate, wherein the upper rows of rollers and the floating plate are parallel up and down and are arranged at intervals along the horizontal direction, the floating plate is used for installing the floating rollers, each upper row of rollers is connected onto the storage frame, each floating roller is connected onto the floating plate, and a sliding guide assembly is arranged between the floating plate and the storage frame support.