CN218088191U

CN218088191U - Bending device for reducing deformation of tire side

Info

Publication number: CN218088191U
Application number: CN202222482009.3U
Authority: CN
Inventors: 李海波; 岳志伟; 武威
Original assignee: Prinx Chengshan Shandong Tire Co Ltd
Current assignee: Prinx Chengshan Shandong Tire Co Ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2022-12-20
Anticipated expiration: 2032-09-20

Abstract

The utility model provides a reduce side wall and warp bending apparatus, it has solved the technical problem of current tire processing semi-manufactured goods side wall bending deformation, and it mainly includes mounting platform, frame, floorcloth winding up roller, I-shaped wheel, guide assembly and the mechanism of rectifying. Wherein, the I-shaped wheel is installed to one side on the mounting platform, and the frame is installed to the offside. The lower part of the frame is provided with a cloth liner winding roller, and the upper part of the frame is also provided with a guide component. At least one group of deviation rectifying mechanism and press roller are installed at the end of the guide assembly. The utility model discloses simple structure has solved rolling in-process centering precision problem through mechanism and the compression roller of rectifying, has reduced side wall film bending deformation's problem, improves production efficiency and quality, but wide application in tire processing technology field.

Description

Bending device for reducing deformation of tire side

Technical Field

The utility model relates to a tire processing technology field, in particular to reduce side wall and warp bending apparatus.

Background

The tyre building machine is a special device for combining all semi-finished parts into a tyre blank according to the technological requirements in the tyre manufacturing process. With the upgrading of equipment and the rapid development of automation and intellectualization, the requirements of the forming machine on the precision and the standard of all semi-finished parts are higher and higher.

Divide into two types of make-up machine feedway in the existing market, one kind is separately to preserve the transportation, both separately the rolling with side wall film and floorcloth, pay-off through leading out and laminating device in make-up machine feed side, cut the technology again, specifically like chinese patent CN 214326641U-a film floorcloth unwinding device, including unreeling the frame and locating the roller that unreels on unreeling the frame, the pivot of floorcloth rolling roller both sides is established on the shaft hole of mount pad through the shaft coupling cover, the motor sets up in mount pad one side, and the output shaft is connected with the pivot of floorcloth rolling roller one side, first lifting unit, second lifting unit sets up respectively on the frame of frame, guide roller subassembly passes through fastening bolt to be fixed between the guide board of both sides, be equipped with range finding sensor on the guide board. Although the design solves the problem of automatic feeding, the problem of the precision of the joint position of the film and the cloth liner is not improved, and the final forming quality is influenced; the other method is to roll the rubber sheet and the cloth liner together in the rolling process and then transfer the rubber sheet and the cloth liner for feeding, but due to the problem of control of the bonding precision in the initial rolling stage, the rolled edge of the rubber sheet generates bending deformation, wherein the bending deformation of the side wall in the semi-finished part seriously restricts and hinders the efficiency of the forming machine, and the completion of the yield of the forming machine is also influenced.

In conclusion, the coiling device needs to be changed or modified so as to reduce or avoid the problem of coiling deformation of the side wall.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just in order to solve above-mentioned background art not enough, provide a simple structure, can reduce the side wall and warp crooked coiling mechanism.

Therefore, the utility model provides a bending device for reducing the deformation of a tire side, the main body of which is a tire side rubber sheet and a cloth liner coiling device, comprising an installation platform, a frame, a cloth liner roller, a spool, a guide component and a deviation rectifying mechanism;

the I-shaped wheel is arranged on one side of the mounting platform and used for rolling the rubber sheet and the cloth liner; the rack is arranged on the opposite side of the spool; the lower part of the rack is rotationally connected with the cloth liner winding roller and wound with cloth liner to be wound; the guide assembly is further arranged at the upper part of the rack; the cloth liner is wound on the spool through the guide assembly;

at least one group of deviation rectifying mechanisms is installed at the end part of the guide assembly; the discharge side of the guide assembly is hinged with a press roll through a connecting rod;

the film is attached to the cloth liner from the outside through the guide assembly and wound on the spool.

Preferably, the rack is of a square frame structure, and the upper part of the rack is provided with a clamping plate along the feeding and discharging direction; the guide assembly is arranged between the clamping plates.

Preferably, the guide assembly is a plurality of guide rollers; the guide rollers are arranged in parallel and/or in a staggered mode, and the axial direction is perpendicular to the feeding and discharging direction.

Preferably, the deviation correcting mechanism comprises a screw rod and a nut; the screw rod is arranged between the clamping plates, two threads in opposite rotation directions are arranged on the screw rod, and two nuts are respectively arranged at two ends of the screw rod; each nut is vertically provided with a stop lever; the two stop levers penetrate through the film.

Preferably, the lead screw is a hand-operated lead screw, and the tail end of the lead screw is coaxially provided with a hand-operated wheel or a hand-operated handle.

Preferably, the deviation correcting mechanisms are divided into two groups and are respectively positioned on the feeding side and the discharging side of the guide assembly.

Preferably, the front side and the rear side of the deviation rectifying mechanism in the feeding direction are respectively provided with at least one rotating rod; the fortune coming wheels are densely arranged on the rotating rod; the film cross-over connection the dwang to through the compression roller laminating is in the below around going out on the floorcloth.

Preferably, the connecting rod is arranged on a rotating rod at the rear side of the deviation rectifying mechanism in the feeding direction; the connecting rod pass through the copper sheathing with the dwang rotates to be connected, and the axial direction by the wheel is spacing in the fortune that the connecting rod is adjacent.

The utility model provides a reduce side wall and warp bending apparatus has following beneficial effect:

the utility model discloses simple structure has solved rolling in-process centering precision problem through mechanism and the compression roller of rectifying, has reduced the problem of side wall film bending deformation, does not have the crooked normal production of deformation in the side wall use, improves production efficiency.

Drawings

FIG. 1 is a schematic side view of the present invention;

the labels in the figure are: 1. the device comprises a hand-operated wheel, 2. A stop lever, 3. A rotating lever, 4. A connecting rod and 5. A compression roller.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments to assist understanding of the invention. The method used in the utility model is a conventional method if no special regulation is provided; the raw materials and the apparatus used are, unless otherwise specified, conventional commercially available products.

The utility model provides a reduce side wall and warp bending apparatus, its main part is side wall film and floorcloth coiling equipment, and the primary function is with the same rolling of film and floorcloth before transporting to keep corresponding position accuracy.

As shown in fig. 1, the main body includes a mounting platform (not shown), a frame, a blanket roll, a spool, a guide assembly, and a deviation correcting mechanism.

Wherein, one side of the mounting platform is provided with a spool (the left part in the figure) for rolling the rubber sheet and the cloth liner. A vertical rack is arranged on the opposite side of the spool; preferably, the whole frame in the embodiment is a square frame structure, the lower part of the frame is formed by splicing a plurality of square pipes, and the middle of the frame is rotatably connected with a cloth liner winding roller through an adapter and wound with cloth liner to be wound. The upper part of the frame is also provided with a guide assembly, and the cloth liner is wound on the spool through the guide assembly. In order to install the guide assembly, a clamping plate is arranged on the top of the machine frame along the feeding and discharging direction and used for fixing the guide assembly.

Preferably, the guide assembly is a plurality of guide rollers. Wherein, some deflector rolls are arranged between the clamp plates side by side along the horizontal direction, and keep the axial direction perpendicular with direction of feeding and discharging, cross arranging another part deflector roll, make its horizontal position lower than the former part deflector roll, so cloth liner and film can realize straightening and lead and open in the cross-over connection between every dislocated deflector roll.

The end part of the guide assembly is provided with at least one group of deviation rectifying mechanisms; preferably, in the present embodiment, there are two sets of deviation rectifying mechanisms respectively located on the feeding side and the discharging side of the guiding assembly. The deviation correcting mechanism mainly comprises a screw rod and a nut. The lead screw is transversely arranged between the clamping plates, two threads in opposite rotation directions are arranged on the lead screw and positioned at two ends of the lead screw, nuts are respectively arranged at two ends of the lead screw, and the periphery of each nut is provided with a limiting structure which keeps the circumferential position of the nut fixed and can only move along the axial direction of the lead screw. Furthermore, a stop lever 2 is vertically arranged on each nut, and the film passes through the two opposite stop levers 2. The mechanism thus forms a similarly adjustable centering fixture. The deviation rectifying mechanisms are specifically distributed as shown in the figure, in order to conform to the vertical upward feeding direction at the feeding end, the clamping plates extend outwards and are vertically arranged downwards, and meanwhile, the stop levers 2 are horizontally arranged; the clamping plate at the discharging end extends outwards and is obliquely arranged downwards, and the corresponding stop lever 2 is obliquely arranged upwards. Furthermore, in the embodiment, the adjustment times are not large, the screw is designed to be a hand-operated screw, the hand-operated wheel 1 is coaxially arranged at the tail end of the screw, and the positions of the two stop rods 2 at the side are adjusted through manual rotation, so that the width between the two stop rods is consistent with the width of the tire side, the center of the material coiling wheel, the center of the cloth liner and the center of the tire side are coincident, and the problem of coiling precision is solved; in addition, the gear lever 2 adopts a mode of combining an upper shaft sleeve and a lower shaft sleeve, so that the gear lever can rotate flexibly, and the tensile deformation of materials is reduced.

The discharge side of the guide assembly is articulated with a pressure roller 5 by means of a connecting rod 4.

Preferably, in this embodiment, a rotating rod 3 is respectively disposed at the front and rear sides of the deviation rectifying mechanism near the discharging end for guiding the film. The dwang 3 comprises 12mm thick round steel and a plurality of fortune coming wheel, and fortune coming wheel plays and rotates the reduction resistance to arrange closely on dwang 3. The film is connected to the feed wheel of the rotating rod 3 in a bridging manner, and is attached to the cloth liner wound out from the lower part through the compression roller 5. Furthermore, two connecting rods 4 are arranged on the rotating rod at the rear side of the deviation rectifying mechanism in the feeding direction, and the size of the connecting rods is 500mm in length and 5mm in thickness; the diameter of the corresponding compression roller 5 is 60mm, the width is 500mm, the material is an aluminum roller, and two ends of the aluminum roller are respectively hinged with the tail ends of the two connecting rods 4. The root of the connecting rod 4 is provided with a 16mm hole to be embedded into the copper sleeve, and the copper sleeve is sleeved on the rotating rod 3, so that the wear resistance and the smooth sliding are realized, and the rotation is flexible and free from external force. The axial direction of each connecting rod 4 is limited by the adjacent Foley wheel of the connecting rod 4, and the movement of the connecting rod is prevented.

The whole processing of this embodiment is simple, and the floorcloth wears with the material wheel well during the use, and the film passes through guide assembly from the outside and laminates on the floorcloth to twine on the I-shaped wheel.

In the description of the present invention, it should be understood that the terms "left", "right", "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims

1. A bending device for reducing deformation of a tire side comprises a main body of a tire side rubber sheet and a cloth liner coiling device, and is characterized by comprising an installation platform, a rack, a cloth liner coiling roller, an I-shaped wheel, a guide assembly and a deviation rectifying mechanism;

the I-shaped wheel is arranged on one side of the mounting platform and used for rolling the rubber sheet and the cloth liner; the rack is arranged on the opposite side of the spool; the lower part of the rack is rotatably connected with the cloth liner winding roller and is wound with cloth liner to be wound; the guide assembly is further arranged at the upper part of the rack; the cloth liner is wound on the spool through the guide assembly;

the end part of the guide assembly is provided with at least one group of deviation rectifying mechanisms; the discharge side of the guide assembly is hinged with a press roller through a connecting rod;

2. The bending device for reducing the deformation of the sidewall as claimed in claim 1, wherein the frame is a square frame structure, and a clamping plate is arranged at the upper part along the feeding and discharging direction; the guide assembly is arranged between the clamping plates.

3. The device of claim 2, wherein the guide member is a plurality of guide rollers; the guide rollers are arranged in parallel and/or in a staggered manner, and the axial direction is vertical to the feeding and discharging direction.

4. The device for reducing the bending deformation of the sidewall as claimed in claim 2 or 3, wherein the deviation correcting mechanism comprises a lead screw and a nut; the screw rod is arranged between the clamping plates, two threads in opposite rotation directions are arranged on the screw rod, and two nuts are respectively arranged at two ends of the screw rod; each nut is vertically provided with a stop lever; the two stop levers penetrate through the film.

5. The bending device for reducing the deformation of the sidewall as claimed in claim 4, wherein the screw rod is a hand-operated screw rod, and the tail end of the screw rod is coaxially provided with a hand-operated wheel or a hand-operated handle.

6. The device of claim 4, wherein the deviation rectifying mechanisms are arranged in two groups, respectively on the feeding side and the discharging side of the guiding component.

7. The bending device for reducing the deformation of the sidewall as claimed in claim 4, wherein at least one rotating rod is respectively arranged at the front side and the rear side of the incoming material direction of the deviation rectifying mechanism; the fortune coming wheels are densely arranged on the rotating rod; the film cross-over connection the dwang to through the compression roller laminating is in the below around going out on the floorcloth.

8. The bending device for reducing the deformation of the sidewall as claimed in claim 7, wherein the connecting rod is mounted on a rotating rod at the rear side of the deviation rectifying mechanism in the feeding direction; the connecting rod pass through the copper sheathing with the dwang rotates to be connected, and the axial direction by the wheel spacing is come to the fortune that the connecting rod is adjacent.