CN217144842U

CN217144842U - Tire tread extrusion molding device

Info

Publication number: CN217144842U
Application number: CN202220550591.XU
Authority: CN
Inventors: 赵德祥; 梁永波; 张律; 陆效元; 周鹏; 张健; 刘绍杰; 吴倩云
Original assignee: Henan Tianji Tire Co ltd
Current assignee: Henan Tianji Tire Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-08-09
Anticipated expiration: 2032-03-14

Abstract

The utility model belongs to the technical field of tire tread production facility, especially, relate to tread extrusion moulding device, including two backup pads and the support frame that is connected with the backup pad, rotate in two backup pads and be connected with a plurality of chill rolls that are used for cooling the tread, chill roll one end is stretched out the backup pad and the transmission is connected with and is used for driving chill roll pivoted drive arrangement, and the chill roll includes a plurality of corotation chill rolls and a plurality of reversal chill roll, and during the tread cooling, corotation chill roll and reversal chill roll are walked around in proper order to the tread, and corotation chill roll and reversal chill roll cool off the tread to carry the tread. The utility model discloses simple structure, convenient operation can cool down the upper and lower both sides of tread through the chill roll, makes tread cooling shaping, prevents that the tread from taking place to warp.

Description

Tire tread extrusion molding device

Technical Field

The utility model belongs to the technical field of tire tread production facility, especially tread extrusion moulding device.

Background

In the production process of the tire tread, the tread rubber needs to be repeatedly extruded for many times, finally extruded and molded, and then the tread is cooled. The tread is cooled through the water tank in the prior art, but the length of the water tank cannot be prolonged due to the improvement of the extrusion speed in the prior art, so that the retention time of the tread in the water tank is shortened, the tread cannot be sufficiently cooled, the tread is large in deformation, unstable in size, difficult to shape, more in tread return material and high in porosity, the technological performance and the service performance of the tread are obviously reduced, and the quality and the service life of the finished tread are seriously influenced.

SUMMERY OF THE UTILITY MODEL

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

tire tread extrusion moulding device, including two backup pads and the support frame that is connected with the backup pad, rotate in two backup pads and be connected with a plurality of chill rolls that are used for cooling the tire tread, chill roll one end is stretched out the backup pad and the transmission is connected with and is used for driving chill roll pivoted drive arrangement, and the chill roll includes a plurality of corotation chill roll and a plurality of reversal chill roll, and during the tire tread cooling, corotation chill roll and reversal chill roll are walked around in proper order to the tire tread, and corotation chill roll and reversal chill roll cool off the tire tread to carry the tire tread.

Preferably, all be equipped with the cooling chamber in the chill roll, and chill roll one end is equipped with the inlet tube, and the other end is equipped with the outlet pipe, the central line of inlet tube and outlet pipe all coincides with the central line of chill roll, the chill roll end rotation is kept away from to the inlet tube is connected with first rotary joint, the outlet pipe is kept away from the chill roll end and is rotated and be connected with the second rotary joint, water inlet pipe end has the case of intaking through the pipe connection is kept away from to first rotary joint, the water pipe end is kept away from through pipe connection has the outlet box through the pipe connection to the second rotary joint.

Preferably, the driving device comprises a first driving motor and a second driving motor which are arranged on the supporting plate, the output end of the first driving motor is in transmission connection with a first chain wheel, the end, far away from the first driving motor, of the first chain wheel is in rotational connection with the supporting plate, two first conveying chain wheels are arranged at the ends, close to the first chain wheels, of the forward rotation cooling rollers, adjacent forward rotation cooling rollers are in chain transmission connection through a first transmission chain, and the first chain wheels are in chain transmission connection with one first conveying chain wheel through a second transmission chain.

The output end of the first driving motor is in transmission connection with a second chain wheel, the end, far away from the second driving motor, of the second chain wheel is in rotation connection with the supporting plate, two second conveying chain wheels are arranged at the end, close to the second chain wheel, of the reverse cooling roller, the adjacent reverse cooling rollers are in chain transmission connection through a third transmission chain, and the second chain wheel is in chain transmission connection with one second conveying chain wheel through a fourth transmission chain.

Preferably, two backup pad tops and bottom all are equipped with a plurality of ventilation pipes, the ventilation pipe is close to the chill roll side and is equipped with a plurality of air outlets, and ventilation pipe one end has the air-cooler through the pipe connection, lets in cold wind through the air-cooler in to the ventilation pipe, and cold wind cools off the upper and lower two sides of tread.

The utility model discloses still including enabling this tread extrusion moulding device normal use other subassemblies, be the conventional technical means in this field. In addition, the device or the component which is not limited in the utility model adopts the conventional technical means in the field.

The utility model discloses the during operation, corotation chill roll and reversal chill roll are walked around in proper order to the tread of extruding, and drive arrangement drive chill roll rotates, advances the cooling water to the cooling chamber through the inlet tube simultaneously, and the other end passes through the log raft play of outlet pipe with the cooling chamber, cools off the tread around in the chill roll outside through the cooling water, carries out the ventilation cooling to both sides about the tread through air-cooler, ventilation pipe and air outlet simultaneously for the cooling rate of tread.

The beneficial effects of the utility model are that, simple structure, convenient operation can cool down the upper and lower both sides of tread through the chill roll, makes tread cooling shaping, prevents that the tread from taking place to warp.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a right side view of FIG. 1;

fig. 4 is a schematic structural view of the cooling roll of the present invention.

Detailed Description

The present invention will be described more clearly with reference to the accompanying drawings and specific embodiments in the embodiments of the present invention, and the description herein is only for explaining the present invention, but not for limiting the present invention. Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by those skilled in the art without creative efforts should be included in the protection scope of the present invention.

Examples

As shown in fig. 1-4, the tread extrusion molding device comprises two support plates 1 and a support frame connected with the support plates 1, wherein a plurality of cooling rollers 2 used for cooling the tread 13 are connected to the two support plates 1 in a rotating mode, one ends of the cooling rollers 2 extend out of the support plates 1 and are connected with a driving device used for driving the cooling rollers 2 to rotate, the cooling rollers 2 comprise a plurality of forward rotation cooling rollers and a plurality of reverse rotation cooling rollers, when the tread 13 is cooled, the tread 13 bypasses the forward rotation cooling rollers and the reverse rotation cooling rollers in sequence, and the forward rotation cooling rollers and the reverse rotation cooling rollers cool the tread 13 and convey the tread 13.

All be equipped with cooling chamber 12 in the

chill roll

2, and 2 one ends of chill roll are equipped with inlet tube 9, and the other end is equipped with outlet pipe 3, the central line of inlet tube 9 and outlet pipe 3 all coincides with the central line of chill roll 2, inlet tube 9 is kept away from chill roll 2 end and is rotated and be connected with first rotary joint (not shown in the figure), outlet pipe 3 is kept away from chill roll 2 end and is rotated and be connected with second rotary joint (not shown in the figure), inlet tube 9 end is kept away from to first rotary joint and has inlet tank (not shown in the figure) through pipe connection, outlet pipe 3 end is kept away from to second rotary joint has outlet tank (not shown in the figure) through pipe connection, cools off the surface of chill roll 2 through the cooling water to make chill roll 2 cool off tread 13.

The driving device comprises a first driving motor 7 and a second driving motor 11 which are arranged on the supporting plate 1, the output end of the first driving motor 7 is in transmission connection with a first chain wheel 6, the end, far away from the first driving motor 7, of the first chain wheel 6 is in rotation connection with the supporting plate 1, two first conveying chain wheels 8 are arranged at the ends, close to the first chain wheel 6, of the forward rotation cooling rollers, adjacent forward rotation cooling rollers are in transmission connection through a first transmission chain, and the first chain wheels 6 are in transmission connection with the first conveying chain wheels 8 through a second transmission chain.

The output end of the first driving motor 7 is in transmission connection with a second chain wheel 10, the end, far away from the second driving motor 11, of the second chain wheel 10 is in rotation connection with the supporting plate 1, two second conveying chain wheels are arranged at the end, close to the second chain wheel 10, of the reverse cooling roller, the adjacent reverse cooling rollers are in transmission connection through a third transmission chain, and the second chain wheel 10 is in transmission connection with one second conveying chain wheel through a fourth transmission chain.

The top and the bottom of two backup pads 1 all are equipped with a plurality of ventilation pipes 5, ventilation pipe 5 is close to chill roll 2 side and is equipped with a plurality of air outlets 4, and ventilation pipe 5 one end has an air-cooler (not shown in the figure) through the pipe connection, lets in cold wind through the air-cooler in to ventilation pipe 5, and cold wind cools off the upper and lower two sides of tread 13.

The utility model discloses the during operation, corotation chill roll and reversal chill roll are walked around in proper order to the tread 13 of extruding, drive arrangement drive chill roll 2 rotates, simultaneously through the cooling water of advancing in inlet tube 9 to cooling chamber 12, the other end is discharged the water in cooling chamber 12 through outlet pipe 3, cool off around tread 13 in the 2 outsides of chill roll through the cooling water, simultaneously through the air-cooler, ventilation pipe 5 and air outlet 4 carry out the ventilation cooling to both sides about tread 13, accelerate tread 13's cooling rate.

The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims

1. Tread extrusion moulding device includes two backup pads and the support frame that is connected with the backup pad, its characterized in that: the two supporting plates are connected with a plurality of cooling rollers for cooling the tire tread in a rotating mode, one end of each cooling roller extends out of the supporting plates and is connected with a driving device for driving the cooling rollers to rotate in a transmission mode, each cooling roller comprises a plurality of forward rotation cooling rollers and a plurality of reverse rotation cooling rollers, and the tire tread bypasses the forward rotation cooling rollers and the reverse rotation cooling rollers in sequence.

2. The tread extrusion apparatus of claim 1, wherein: all be equipped with the cooling chamber in the chill roll, and chill roll one end is equipped with the inlet tube, and the other end is equipped with the outlet pipe, the central line of inlet tube and outlet pipe all coincides with the central line of chill roll, the inlet tube is kept away from chill roll end and is rotated and be connected with first rotary joint, the outlet pipe is kept away from the chill roll end and is rotated and be connected with the second rotary joint, water inlet pipe end has the inlet tank through the pipe connection to first rotary joint is kept away from, the outlet pipe end is kept away from through the pipe connection to the second rotary joint has the outlet tank through the pipe connection.

3. The tread extrusion apparatus of claim 1, wherein: the driving device comprises a first driving motor and a second driving motor which are arranged on the supporting plate, the output end of the first driving motor is in transmission connection with a first chain wheel, the end, far away from the first driving motor, of the first chain wheel is in rotational connection with the supporting plate, two first conveying chain wheels are arranged at the ends, close to the first chain wheels, of the forward rotation cooling rollers, adjacent forward rotation cooling rollers are in chain transmission connection through a first transmission chain, and the first chain wheels are in chain transmission connection with one first conveying chain wheel through a second transmission chain;

4. The tread extrusion molding apparatus according to any one of claims 1 to 3, wherein: two backup pad tops and bottom all are equipped with a plurality of ventilation pipes, the ventilation pipe is close to the chill roll side and is equipped with a plurality of air outlets, and ventilation pipe one end has the air-cooler through the pipe connection.