CN218140015U

CN218140015U - Tire tread matrix rolling device

Info

Publication number: CN218140015U
Application number: CN202222794307.6U
Authority: CN
Inventors: 刘欢
Original assignee: Zhengzhou Wantong Automobile Tire Co ltd
Current assignee: Zhengzhou Wantong Automobile Tire Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2022-12-27
Anticipated expiration: 2032-10-21

Abstract

The utility model belongs to the technical field of tire retreading, in particular to a tire tread and tire body rolling device, which comprises a frame, wherein a pressing mechanism is arranged at the upper end of the frame; the tire rotating mechanism is arranged on the outer side of the rack and comprises a driving motor, a machine head and an expansion wheel tile, the expansion wheel tile is arranged at the front end of the machine head, and when the machine head is acted by the driving motor, the tire is driven to rotate above the rack through the expansion wheel tile; press cover the mechanism include with the frame upper end be connected stable seat, with stable seat articulated butt subassembly and drive the butt subassembly is kept away from or is close to the telescoping unit of tire outer peripheral face, the utility model discloses gap and air between effectual reduction tread and the matrix of ability, the atress is even in vulcanizing, helps well pad to glue and flows, and the tire outward appearance that vulcanizes out is more pleasing to the eye, and the equilibrium degree is better, and this tread matrix rolling device can improve the subsides of matrix and tread and apply efficiency, uses manpower sparingly.

Description

Tire tread matrix rolling device

Technical Field

The utility model belongs to the technical field of the tire renovates, concretely relates to tire tread matrix rolls and closes device.

Background

The retreading refers to a process of retreading a tire which has been worn or otherwise damaged to lose its performance, and is reused in performance. The tire body and the tire tread with use value are utilized, the tire tread and the tire body are separated and cut from the tire body which is scrapped due to failure, the good tire tread is combined with the tire body of another tire, and after processing and vulcanization, the value is exerted, so that the tire tread is environment-friendly and economical.

In the tire body surface repairing process, a layer of middle cushion rubber with the thickness of about 0.15mm needs to be coated on the peripheral surface of the tire body, the middle cushion rubber is a layer of rubber which is used for increasing the bonding firmness of the tire surface and the tire body when the precured tire surface is combined with the polished tire, and after the middle cushion rubber and the adhesive cement are brushed on the tire surface of the tire body, the tire surface of the tire body needs to be tightly pressed and air bubbles are extruded, so that the tire surface of the tire body is tightly bonded;

however, in the prior art, the adhesion between the tire treads of the tire bodies is basically extruded manually, or after the tire bodies are inflated, the tire treads and the tire bodies are hooped along the peripheral surfaces of the tire treads and are kept still for a period of time, so that the two modes are low in efficiency and poor in adhesion quality.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a following technical scheme:

a tire tread and tire body rolling device comprises a frame, wherein the upper end of the frame is provided with a pressing mechanism;

the tire rotating mechanism is arranged on the outer side of the rack and comprises a driving motor, a machine head and an expansion wheel tile, wherein the expansion wheel tile is arranged at the front end of the machine head, and when the machine head is acted by the driving motor, the tire is driven to rotate above the rack through the expansion wheel tile;

the pressing mechanism comprises a stable seat connected with the upper end of the rack, an abutting component hinged with the stable seat and a telescopic unit driving the abutting component to be far away from or close to the peripheral surface of the tire.

Further, the butt joint component comprises pressing arms which are symmetrically arranged in parallel and a rotating roller which is positioned between the two pressing arms, and arc-shaped surfaces are arranged on the inner sides of two end parts of the rotating roller.

Furthermore, a treading mechanism is arranged on the outer side of the rack, and the pressing mechanism controls the rolling operation of the tire through the treading mechanism.

Further, the telescopic unit comprises at least one air cylinder.

Furthermore, the number of the telescopic units is two, and the pressing arm is connected with the head of the telescopic unit.

Furthermore, the abutting assembly further comprises a plurality of connecting cross rods connected to the inner sides of the pressing arms.

Further, the distance between the two pressing arms is not less than the width of the tire.

Compared with the prior art, the utility model, following beneficial effect has:

the tire that will wait to renovate is covered to the mechanism of pressing in this rolling device compresses tightly, the tyre limit is rotated the limit and is compressed tightly the bonding, can carry out inseparable pressfitting with the tire global, tread rubber can be firmly attached on the matrix, gap and air between effectual reduction tread and the matrix can, the atress is even in the vulcanization, it flows to help well pad glue, the tire outward appearance of vulcanizing out is more pleasing to the eye, the equilibrium degree is better, this tread matrix rolling device can improve the subsides of matrix and tread and apply efficiency, use manpower sparingly.

Drawings

Fig. 1 is a schematic top view of an embodiment of a tire tread and carcass rolling device according to the present invention;

fig. 2 is a schematic structural view of an overlaying mechanism in an embodiment of the tire tread and carcass rolling device according to the present invention;

reference numerals in the drawings of the specification include:

the device comprises a frame 1, a fixing seat 20, an abutting assembly 21, a pressing arm 210, a rotating roller 211, a connecting cross rod 212, a telescopic unit 22, a driving motor 30, a machine head 31, an expansion wheel shoe 32, a stepping mechanism 4 and a tire 5.

Detailed Description

In order to make the technical solution of the present invention better understood, the following description is provided for the purpose of illustrating the present invention with reference to the accompanying drawings and embodiments.

Wherein the showings are for the purpose of illustration only and not for the purpose of limiting the same, the same is shown by way of illustration only and not in the form of limitation; for a better explanation of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures and descriptions thereof may be omitted from the accompanying drawings, in which like or similar reference numerals correspond to like or similar parts throughout the drawings; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

Example (b):

as shown in fig. 1-2, the tire tread and carcass rolling device of the present invention comprises a frame 1, wherein a pressing mechanism is arranged at the upper end of the frame 1;

the tire rotating mechanism is arranged on the outer side of the rack 1 and comprises a driving motor 30, a machine head 31 and an expansion wheel shoe 32, the expansion wheel shoe 32 is arranged at the front end of the machine head 31, and when the machine head 31 is acted by the driving motor 30, the tire 5 is driven to rotate above the rack 1 through the expansion wheel shoe 32; the outer side of the frame 1 is provided with a treading mechanism 4.

The retreaded tire with the initially bonded tire casing and tire tread is arranged on the expansion wheel tile 32, when the expansion wheel tile 32 rotates, the pressing mechanism overturns the retreaded tire to compress the retreaded tire, the edge of the retreaded tire rotates and is pressed and bonded, the whole circumference of the retreaded tire can be tightly pressed, and the tire tread rubber can be firmly attached to the tire casing.

The pressing mechanism comprises a fixing seat 20 connected with the upper end of the rack 1, an abutting component 21 hinged with the fixing seat 20 and a telescopic unit 22 driving the abutting component 21 to be far away from or close to the outer peripheral surface of the tire 5, the number of the telescopic units 22 is two, the pressing arm 210 is connected with the head of the telescopic unit 22, and the pressing mechanism controls the rolling-up work of the tire 5 through the treading mechanism 4.

The abutting assembly 21 comprises pressing arms 210 which are symmetrically arranged in parallel and a rotating roller 211 which is positioned between the two pressing arms 210, and the abutting assembly 21 further comprises a plurality of connecting cross bars 212 which are connected to the inner sides of the pressing arms 210, wherein the connecting cross bars 212 can directly connect and reinforce the two pressing arms 210.

Wherein trampling the flexible stroke of the steerable telescopic unit 22 of mechanism 4, and then realize that two hold-down arms 210 afterbody rotate around firm seat 20, the front end of its hold-down arm 210 is close to towards 5 peripheries of tire, until live-

rollers

211 and 5 peripheries of tire contact, and produce the pressing force to tire 5, along with the operation of 5 rotary mechanism of tire, this live-rollers 211 rolls the tread tire body, in addition, the both ends inboard of live-rollers has arcwall face or conical surface, when the tire lateral wall contacts with this arcwall face or conical surface, can flatten tread and matrix seam, the effect of rolling the receipts limit is better.

Butt subassembly 21, gap and air between effectual reduction tread and the matrix of ability, the atress is even in the vulcanization, helps well pad to glue and flows, vulcanizes 5 outward appearances of coming out more pleasing to the eye, and the equilibrium is better, and this tread matrix rolling device can improve the application efficiency of matrix and tread, uses manpower sparingly.

In addition, the distance between the two pressing arms 210 is not less than the width of the tire 5, so that the rotating roller 211 is in sufficient contact with the outer circumference of the tire 5 to facilitate uniform flow of the cushion rubber.

The application also discloses that the specific work of the tire retreading process comprises the following steps: 1. cutting the tire tread, and screening out the usable tire tread; 2. detecting the received tire body, and screening out the tire body; 3. polishing the available tire body; 4. repairing the available carcass surface (applying cushion gum); 5. applying the available tire tread with the tire body; 6. vulcanizing the upper encapsulating sleeve; 7. finally, qualified products are detected.

The above are merely examples of the present invention, and common general knowledge of known specific structures and characteristics of the embodiments is not described herein, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date. It should be pointed out that, for the person skilled in the art, without departing from the structure of the invention, several variants and modifications can be made, which should also be regarded as the scope of protection of the invention, which will not affect the effectiveness of the implementation of the invention and the utility of the patent.

Claims

1. A tire tread and tire body rolling device is characterized by comprising:

the upper end of the rack is provided with a pressing mechanism;

the pressing mechanism comprises a stabilizing seat connected with the upper end of the rack, a butting component hinged with the stabilizing seat and a telescopic unit for driving the butting component to be far away from or close to the peripheral surface of the tire.

2. A tire tread and carcass ply-bonding apparatus as claimed in claim 1, wherein: the butt joint assembly comprises pressing arms which are symmetrically arranged in parallel and a rotating roller which is positioned between the two pressing arms, and arc-shaped surfaces are arranged on the inner sides of two end parts of the rotating roller.

3. A tire tread and carcass ply-bonding apparatus as claimed in claim 1, wherein: the outer side of the rack is provided with a treading mechanism, and the pressing mechanism controls the rolling operation of the tire through the treading mechanism.

4. A tire tread and carcass ply-bonding apparatus as claimed in claim 1, wherein: the telescopic unit comprises at least one air cylinder.

5. A tire tread and carcass ply-bonding apparatus as claimed in claim 2, wherein: the telescopic unit has two, compress tightly the arm and be connected with telescopic unit's head.

6. A tire tread and carcass ply-bonding apparatus as claimed in claim 2, wherein: the abutting assembly further comprises a plurality of connecting cross rods connected to the inner sides of the pressing arms.

7. A tire tread and carcass ply-bonding apparatus as claimed in claim 2, wherein:

the distance between the two pressing arms is not less than the width of the tire.