CN212449956U

CN212449956U - Automatic cutting mechanism for belted layer of tire steel wire package and tire production equipment

Info

Publication number: CN212449956U
Application number: CN202020347585.5U
Authority: CN
Inventors: 洪育仙; 刘晓初
Original assignee: Hangzhou Chaoyang Rubber Co Ltd
Current assignee: Hangzhou Chaoyang Rubber Co Ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-02-02
Anticipated expiration: 2030-03-18

Abstract

The utility model provides an automatic mechanism and tire production facility of cutting of tire steel wire package belted layer, this automatic mechanism of cutting include the mounting bracket and install on the mounting bracket and the left side of bilateral symmetry distribution decide the subassembly and decide the subassembly with the right side, the left side decide the subassembly and decide the subassembly all including installing on the mounting bracket cut-off knife motor, the cut-off knife cylinder of being connected with cut-off knife motor drive and the cut-off knife of being connected with cut-off knife cylinder drive, cut-off knife motor drive cut-off knife drive take place reciprocal translation and remove, cut-off knife cylinder drive cut-off knife take place the lift removal, just the cut-off knife of left cut-off knife subassembly and the cut-off knife of right cut-off knife subassembly between be the splayed and arrange.

Description

Automatic cutting mechanism for belted layer of tire steel wire package and tire production equipment

Technical Field

The utility model belongs to the tire field of making, concretely relates to automatic mechanism and including this automatic tire production facility of cutting mechanism of cutting of tire steel wire package belted layer.

Background

When the all-steel radial tire is molded, after the inner liner is attached, two steel wire wrapping cloth belted layers need to be transferred onto a tire body drum, the two steel wire wrapping cloth belted layers are attached to the inner liner, the positions, attached with rubber sheets, in the belted layers face outwards, and the steel wire angles of the two steel wire wrapping cloth belted layers (hereinafter referred to as steel ladles) are arranged in a splayed shape.

The existing automatic feeding device for the belted layer of the tire steel wire wrapping cloth has the working mode that a feeding frame extends out, an operator manually pulls a steel ladle to a tire body drum for a circle and manually cuts the steel ladle, the feeding frame returns, the laminating process is manually operated, and the efficiency is low; manual fixed-length estimation cutting is carried out, and the uncertainty of cutting amount is large; in addition, the automatic deviation rectifying function is not provided, and the steel ladle fitting precision is difficult to ensure; the steel ladle stretching amount is large due to the contact type positioning by depending on the mechanical edge positioning, and the process rate is low.

SUMMERY OF THE UTILITY MODEL

Based on above technical problem, the utility model provides an automatic mechanism that cuts of tire steel wire package belted layer, this mechanism include the mounting bracket and install on the mounting bracket and the left side of bilateral symmetry distribution decide the subassembly and decide the subassembly with the right side, the left side decide the subassembly and decide the subassembly all including installing on the mounting bracket cut-off knife motor, the cut-off knife cylinder of being connected with cut-off knife motor drive and the cut-off knife of being connected with cut-off knife cylinder drive, cut-off knife motor drive cut-off knife drive take place reciprocal translation and remove, cut-off knife cylinder drive cut-off knife take place the lift removal, just the cut-off knife of left cut-off knife subassembly and the cut-off knife of right cut-off knife subassembly between be the splayed and arrange.

Preferably, the cutting knife is a circular disc knife.

Preferably, the mounting bracket comprises two side plates which are arranged on the left side and the right side, the two side plates form the mounting plate, a portal frame is arranged in the front area of the two side plates, a left cross beam and a right cross beam are respectively arranged on the left side and the right side of the portal frame, and the cutter motors are respectively arranged on the side surfaces of the left cross beam and the right cross beam.

Preferably, the cutting knife adopts an angle-adjustable cutting knife to adjust according to the angle of the ladle.

By the device and the method, the utility model realizes the steel wire angle of two steel wire wrapping cloth belted layers (hereinafter referred to as steel ladles) in the shape of Chinese character 'ba'; furthermore, the cutting precision can be effectively ensured by performing the correction work before and after cutting, and the cutting error is avoided; in addition, the cut deviation correction ensures the feeding precision, the feeding template is transferred to the tire body drum through inclined delivery, and the whole process does not need manual operation; the steel ladle laminating efficiency and quality are improved.

Drawings

FIG. 1 is a side view of an automatic cutting and feeding device for a tire steel wire belt package layer provided by the present invention;

fig. 2 is the utility model provides a pair of automatic feedway that cuts of tire steel wire package belted layer's top view.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 and 2, the utility model provides an automatic feedway that cuts of tire steel wire package belted layer, the device includes:

the ladle unwinding deviation correcting mechanism comprises a mounting seat 1, a left deflection roller 21 and a right deflection roller 22 which are distributed on the left side and the right side of the mounting seat, and a left deviation correcting sensor 31 and a right deviation correcting sensor 32 which are respectively arranged above the left deflection roller 21 and the right deflection roller 22, wherein two groups of steel wire wrapped belt layers a and b are respectively moved to the downstream through the left deflection roller 21 and the right deflection roller 22, and the left deflection roller 21 and the right deflection roller 22 are respectively connected with the left deviation correcting sensor 31 and the right deviation correcting sensor 32 in a control mode so as to realize the deviation correction of the directions of the two groups of steel wire wrapped belt layers a and b before cutting action; referring to fig. 1, the ladle unwinding deviation correcting mechanism further comprises a reinforcing rib 4 installed at the bottom side of the base, a vertical column 5 installed at the rear side of the reinforcing rib 4, and a plurality of baffle rollers 6 extending towards the front side, so as to support the ladle to be stably conveyed to the deflecting rollers, and avoid large deviation of the ladle due to gravity; the left deflection roller and the right deflection roller are used for respectively rectifying the deviation of the left steel wire ladle belt and the right steel wire ladle belt, the error of rectification is guaranteed to be within 1 mm, the inner edge of a ladle before cutting is guaranteed not to be deviated, and the accuracy of automatic fixed-length cutting is guaranteed.

The automatic fixed-length cutting mechanism comprises an installation frame 6, a left cutting assembly 71 and a right cutting assembly 72 which are installed on the installation frame 6 and are distributed bilaterally and symmetrically, the left cutting assembly 71 and the right cutting assembly 72 respectively comprise a cutter motor 711 installed on the installation frame 6, a cutter cylinder 712 in driving connection with the cutter motor 711 and a cutter 713 in driving connection with the cutter cylinder 712, the cutter motor 711 drives the cutter 713 to perform reciprocating translation movement, and the cutter cylinder 712 drives the cutter 713 to perform lifting movement; as shown in fig. 2, the cutters of the left cutter assembly and the right cutter assembly are arranged in a splayed manner, so that the steel ladle can be cut in a splayed manner, the design is ingenious, manual cutting is completely eliminated, and the production efficiency and the production precision are greatly improved; in some embodiments, the cutting knife adopts an angle-adjustable cutting knife to adjust according to the angle of the steel ladle, so that the cutting angle can be changed to adapt to various changes; in this embodiment, the cutter uses a circular disc cutter 713, a cutter motor drives the cutter to cut the steel ladle through a drag chain, the circular disc cutter inserts the inner edges of two steel wire belt bundles a and b from the inner side and cuts the steel wire from the inner side to the outer side, and the cutting process ensures that the steel wire is not damaged and the steel wire is not exposed;

the steel ladle conveying assembly is used for dragging and conveying the cut steel ladle belted layers a and b which are guided out of the deviation correcting mechanism by a steel ladle to a downstream for feeding, and comprises a left conveying roller way 81 and a right conveying roller way 82 which are respectively connected with the downstream of the left deflection roller 21 and the right deflection roller 22, and a servo motor 9 for driving the left conveying roller way 81 and the right conveying rail 82 to rotate through a transmission assembly; in some embodiments, the transmission assembly includes a synchronous belt 100 in driving connection with the servo motor 9 and a power shaft 200 in driving connection with the synchronous belt 100, and the power shaft 200 drives the left roller conveyor 81 and the right roller conveyor 82 to rotate synchronously.

The correcting feed frame is connected with the downstream of the ladle conveying assembly and used for correcting the cut ladle belt layer, and comprises a mounting plate, a left conveying belt 3001, a right conveying belt 3002, a guide rail 400 and a correcting driving assembly, wherein the left conveying belt 3001 and the right conveying belt 3002 are mounted on the mounting plate and respectively connected with the downstream of the left conveying roller way and the right conveying rail, the guide rail 400 transversely penetrates through the mounting plate in a pivoted mode, and the correcting driving assembly is used for driving the left conveying belt 3001 and the right conveying belt 3002 to generate correcting displacement along the guide rail 400; in some embodiments, the deviation rectifying driving assembly comprises two sets of secondary

deviation rectifying sensors

5001,5002 for detecting directions of two sets of steel belts respectively, a left deviation rectifying motor 6001 and a right deviation rectifying motor 6002 in control connection with the two sets of secondary deviation rectifying sensors, and a left screw 7001 and a right screw 7002 in driving connection with the left deviation rectifying motor 6001 and the right deviation rectifying motor 6002 respectively; the mounting frame 11 is installed behind the mounting seat 1, the mounting frame 11 comprises two

side plates

111 and 112 which are arranged left and right, the left conveyor belt and the right conveyor belt are respectively installed on the two side plates, and the left lead screw 7001 and the right lead screw 7002 are respectively in threaded connection with the two

side plates

111 and 112; therefore, according to the signal given by the secondary

deviation rectifying sensor

5001,5002, the left deviation rectifying motor 6001 and the right deviation rectifying motor 6002 drive the left screw rod 7001 and the right screw rod 7002 to rotate, and further drive the left conveyor belt and the right conveyor belt to integrally move through the thread fit relation between the left deviation rectifying motor 6001 and the mounting plate. It can be understood that the deviation rectifying schemes provided by other prior arts can be adopted, as long as the deviation rectifying of the cut steel ladle can be realized.

A feeding template 10 which is arranged at the downstream of the deviation correcting feeding frame, is inclined downwards relative to the left conveyor belt and the right conveyor belt and is used for drawing the steel ladle belted layer onto the tire body drum; in this embodiment, the angle at which the supply template is tilted relative to the conveyor belt is adjustable to facilitate automatic drawing of the ladle onto the carcass drum.

In some embodiments, the deviation rectifying sensor adopts a laser reflection type sensor, so that a ladle can conveniently pass through the deviation rectifying sensor, and the deviation rectifying range is-50 to +50 millimeters.

In some embodiments, the mounting frame 11 is installed at the rear of the mounting base 1, and the mounting frame 11 includes two side plates 111,112 arranged left and right, in this embodiment, the two side plates 111,112 constitute the mounting plate 11, a portal frame 113 is disposed in a front region of the two side plates, a left cross beam 115 and a right cross beam are respectively disposed at left and right sides of the portal frame 113, and the cutting motors are respectively installed at side surfaces of the left cross beam and the right cross beam.

In some embodiments, the

secondary deviation sensors

5001,5002 are mounted on the feed module 10.

Based on above method, the utility model also provides an automatic feeding method that cuts of tire steel wire package belted layer, this method is based on the utility model provides a device is executed, specifically includes following step:

step 1) initial deviation correction: the left deflection roller and the right deflection roller are used for respectively correcting the left steel wire ladle belt and the right steel wire ladle belt, the error of correction is ensured to be within 1 mm, the inner edge of a ladle before cutting is ensured not to deflect, and the accuracy of automatic fixed-length cutting is ensured;

step 2), automatic length fixing: the deviation rectifying range of the deviation rectifying sensor is-50 to +50 mm, the guided materials enter the ladle conveying assembly, the servo motor is used for accurately positioning, the synchronous belt connected to the servo motor drives the power shaft to move, the conveying roller way is further driven to move forwards for the same distance, the automatic length fixing of the ladle is completed, and the length fixing error is controlled on one steel wire;

step 3), cutting: the cutter is driven by the cylinder to descend onto the steel ladle, the cutter motor drives the cutter to cut the steel ladle through the drag chain 116, the cutter is inserted into the inner edges of the two steel wire bag strap layers from the inner side and then is cut off from the inside to the outside, and the cutting process ensures that the steel wires are not damaged and the steel wires are not exposed;

step 4), secondary rectification: the cut materials are pulled to a correction feeding frame, a correction motor drives a left conveying belt and a right conveying belt to transversely move left and right on a guide rail according to a set position and a position detected by a secondary correction sensor, secondary correction is achieved, the ladle correction feeding frame is conveyed by a servo motor, and the speed of the ladle correction feeding frame and the speed of a carcass drum are synchronous to ensure that the materials are not stretched.

The two deflection rollers are used for rectifying the deviation of the left steel ladle and the right steel ladle respectively, the error of the deviation rectification is ensured to be within 1 mm, the inner edge of the steel ladle before cutting is ensured not to deviate, and the accuracy of automatic fixed-length cutting is ensured. The deviation-rectifying sensor uses a laser reflection type sensor to facilitate the steel ladle to pass through, and the deviation-rectifying range is-50 to +50 millimeters.

Exemplarily, referring to fig. 2, in this embodiment, the guided material enters the ladle conveying assembly, the servo motor performs accurate positioning, the synchronous pulley connected to the servo motor drives the power shaft to move, and further drives the conveying roller to move forward by the same distance, so as to complete automatic length fixing of the ladle, and the length fixing error is controlled on one steel wire; the cut-off knife subassembly can be adjusted according to the angle of ladle, and adjustment range 25-30, and the circular disc cutter descends to the ladle under the drive of cylinder on, and the cut-off knife motor is done the cutting motion to the ladle through tow chain drive cut-off knife, and the cutter is cut from inside to outside cutting in inserting the ladle in the inboard, and the cutting process guarantees not hinder the steel wire and does not reveal the steel wire. The cut materials are pulled to a correction feeding frame, a correction motor drives the whole correction feeding frame to move left and right on a guide mechanism according to a set position and a position detected by a secondary correction lens, secondary correction is achieved, the ladle correction feeding frame is conveyed by a servo motor, and the speed of the ladle correction feeding frame is synchronous with that of a carcass drum so that the materials are not stretched.

Claims

1. Automatic mechanism that cuts of tire steel wire package area, its characterized in that, this mechanism includes the mounting bracket and install on the mounting bracket and the left side of bilateral symmetry distribution decide the subassembly and decide the subassembly with the right side, the left side decide the subassembly with the right side decide the subassembly all including install on the mounting bracket cut-off knife motor, with the cut-off knife cylinder that cut-off knife motor drive is connected and with the cut-off knife that cut-off knife cylinder drive is connected, the drive of cut-off knife motor drive cut-off knife take place reciprocal translation removal, cut-off knife cylinder drive cut-off knife take place the lift removal, just the left side decide the cut-off knife of subassembly and the right side decide and be the splayed between the cut-off knife of subassembly and arrange.

2. The automatic cutting mechanism for the belt of the tire steel wire package according to claim 1, wherein the cutting knife is a circular disc knife.

3. The automatic cutting mechanism for the belted layer of the tire steel wire according to claim 1, wherein said mounting frame comprises two side plates arranged left and right, a portal frame is arranged in the front area of said two side plates, a left cross beam and a right cross beam are respectively arranged on the left and right sides of said portal frame, and said cutter motors are respectively arranged on the side surfaces of said left cross beam and said right cross beam.

4. The automatic cutting mechanism for the belted layer of the steel wire for tires as claimed in claim 1, wherein the cutting knife is an angle adjustable cutting knife to adjust according to the angle of the steel ladle.

5. The automatic cutting mechanism for the belted layer of the steel wire covered by the tire as claimed in claim 1, wherein two groups of the belted layer of the steel wire covered by the tire are conveyed forwards through two groups of the roller conveyors, and the left cutting assembly and the right cutting assembly are respectively arranged above the two groups of the roller conveyors.

6. The automatic cutting mechanism for the belted layer of the tire steel wire packet according to claim 1, wherein the cutter motor drives the cutter cylinder and the cutter to transversely reciprocate through the drag chain.

7. A tire manufacturing apparatus, characterized in that the apparatus comprises the automatic cutting mechanism of a tire steel cord belt according to any one of claims 1 to 6.