阅读说明：本技术 胎面挤出贴合一体机及轮胎生产线 (Tread extruding and laminating all-in-one machine and tire production line ) 是由 官炳政 武守涛 周福德 冯光资 邹建国 贾海玲 孙凯 于 2021-09-03 设计创作，主要内容包括：本发明提供了一种胎面挤出贴合一体机及轮胎生产线。胎面挤出贴合一体机包括：安装座；旋转装置,旋转装置活动设置在安装座上,旋转装置的两侧分别设置有一个鼓,且旋转装置的至少一部分能够相对安装座转动以带动鼓转动；传递环,传递环活动设置在安装座上,且传递环能够沿远离或者靠近旋转装置的方向运动；挤出机；压辊组件,挤出机和压辊组件均与旋转装置相对设置,以使旋转装置的两个鼓与挤出机和压辊组件配合；上料组件,上料组件设置在旋转装置靠近挤出机的一侧,并向旋转装置的鼓提供胎坯；放料组件,放料组件设置在旋转装置靠近压辊组件的一侧,并向与传递环配合。本发明解决了现有技术中轮胎胎面挤出贴合设备使用性能差的问题。(The invention provides a tread extruding and laminating all-in-one machine and a tire production line. The tread extruding and fitting all-in-one machine comprises: a mounting seat; the rotating device is movably arranged on the mounting seat, two drums are respectively arranged on two sides of the rotating device, and at least one part of the rotating device can rotate relative to the mounting seat to drive the drums to rotate; the transmission ring is movably arranged on the mounting seat and can move in the direction far away from or close to the rotating device; an extruder; the extruder and the compression roller assembly are arranged opposite to the rotating device, so that two drums of the rotating device are matched with the extruder and the compression roller assembly; the feeding assembly is arranged on one side of the rotating device close to the extruder and provides a green tire to a drum of the rotating device; the discharging assembly is arranged on one side, close to the compression roller assembly, of the rotating device and matched with the transfer ring. The invention solves the problem of poor use performance of the tire tread extrusion and fitting equipment in the prior art.)

1. An extrusion and lamination all-in-one machine for tire treads, comprising:

a mounting seat (10);

the rotating device (20) is movably arranged on the mounting seat (10), two drums (21) are respectively arranged on two sides of the rotating device (20), and at least one part of the rotating device (20) can rotate relative to the mounting seat (10) to drive the drums (21) to rotate;

the transmission ring (30) is movably arranged on the mounting seat (10), and the transmission ring (30) can move in a direction away from or close to the rotating device (20);

an extruder (40);

a roller assembly (50), the extruder (40) and the roller assembly (50) being arranged opposite the rotating device (20) such that the two drums (21) of the rotating device (20) cooperate with the extruder (40) and the roller assembly (50), respectively;

-a feeding assembly (60), said feeding assembly (60) being arranged on the side of said rotating device (20) close to said extruder (40) and supplying a green tyre to said drum (21) of said rotating device (20);

the discharging assembly (70) is arranged on one side, close to the compression roller assembly (50), of the rotating device (20), and the discharging assembly (70) is matched with the transfer ring (30).

2. Machine according to claim 1, wherein the extruder (40) and the roller assembly (50) are located on either side of the rotating means (20), and the roller assembly (50) is located close to the transfer ring (30) with respect to the extruder (40).

3. Machine as claimed in claim 1, wherein said rotating means (20) comprise two positioning and connection assemblies, arranged side by side and able to rotate with respect to said mounting (10), facing in opposite directions and connected respectively to said two drums (21).

4. The machine of claim 3, wherein the positioning and connecting assembly has an extrusion position and a fitting position,

when the positioning connection assembly is in the extrusion position, the positioning connection assembly is arranged opposite to the extruder (40);

when the positioning connecting assembly is in the attaching position, the positioning connecting assembly is arranged opposite to the compression roller assembly (50);

when one of the positioning connection assemblies is in the extrusion position, the other positioning connection assembly is in the fitting position;

when one of the positioning connection assemblies is in the fitting position, the other positioning connection assembly is in the extruding position.

5. Machine according to claim 4, characterized in that said positioning and connection assembly rotates 180 ° with respect to said mounting seat (10) when it is switched from said extrusion position to said application position.

6. The machine according to any one of claims 1 to 5, wherein the roller assembly (50) is mounted on the ground, and at least one part of the roller assembly (50) is connected to the mounting base (10), and at least another part of the roller assembly (50) is movable relative to the mounting base (10).

7. Machine according to any one of claims 1 to 5, characterized in that said extruder (40) is mounted on the ground and at least one portion of said extruder (40) is movable in a direction towards or away from said rotating means (20).

8. Machine according to any one of claims 1 to 5, characterized in that said emptying assembly (70) provides said transfer ring (30) with the tread to be applied and in that said transfer ring (30) is able to transfer the green tyre applied with the tread to said emptying assembly (70).

9. The machine for extruding and applying treads according to any one of claims 1 to 5, wherein the emptying assembly (70) and the roller assembly (50) are respectively located on both sides of the mounting seat (10).

10. A tyre production line, characterized in that it comprises a tread extrusion-application all-in-one machine according to any one of claims 1 to 9.

Technical Field

The invention relates to the field of tire production equipment, in particular to a tread extruding and laminating all-in-one machine and a tire production line.

Background

In a tire molding process, there is a method of manufacturing a tire in which an annular tread is attached to a green tire. However, when the tread is attached to the green tire by the currently used equipment, the positioning accuracy of the tread on the green tire is low, and the development of the tire manufacturing process is restricted.

With existing equipment, the two drums are arranged separately and require a human to set up and remove the tire. In addition, in the using process, an operator needs to place the tire blank on the first drum, the tire blank is coated with rubber of the extruder, then the operator takes down the tire blank coated with the rubber, places the tire blank on the second drum, and places the annular tire tread on the tire blank. And (4) taking down the green tire by personnel after rolling. The disadvantage of this solution is that producing a tire requires the operator to place the tread onto the drum twice, which is a low production efficiency and a high workload for the operator.

Therefore, the prior art has the problem that the tire tread extrusion laminating equipment has poor service performance.

Disclosure of Invention

The invention mainly aims to provide a tire tread extruding and laminating all-in-one machine and a tire production line, and aims to solve the problem that tire tread extruding and laminating equipment in the prior art is poor in service performance.

In order to achieve the above object, according to one aspect of the present invention, there is provided a tread extrusion-application all-in-one machine including: a mounting seat; the rotating device is movably arranged on the mounting seat, two drums are respectively arranged on two sides of the rotating device, and at least one part of the rotating device can rotate relative to the mounting seat to drive the drums to rotate; the transmission ring is movably arranged on the mounting seat and can move in the direction far away from or close to the rotating device; an extruder; the extruder and the compression roller assembly are arranged opposite to the rotating device, so that two drums of the rotating device are respectively matched with the extruder and the compression roller assembly; the feeding assembly is arranged on one side of the rotating device close to the extruder and provides a green tire to a drum of the rotating device; the discharging assembly is arranged on one side, close to the compression roller assembly, of the rotating device and matched with the transfer ring.

Further, the extruder and the compression roller assembly are respectively positioned at two sides of the rotating device, and the compression roller assembly is close to the transfer ring relative to the extruder.

Further, rotary device includes that two set up side by side and can be relative the pivoted location coupling assembling of mount pad, two location coupling assembling orientation are opposite and are connected with two drums respectively.

Further, the positioning connection assembly is provided with an extrusion position and a fitting position, and when the positioning connection assembly is located at the extrusion position, the positioning connection assembly is arranged opposite to the extruder; when the positioning connecting assembly is in the attaching position, the positioning connecting assembly is arranged opposite to the press roll assembly; when one positioning connecting assembly is in the extrusion position, the other positioning connecting assembly is in the fitting position; when one of the positioning and connecting assemblies is in the fitting position, the other positioning and connecting assembly is in the extruding position.

Further, when the positioning connection assembly is switched from the extrusion position to the fitting position, the positioning connection assembly rotates 180 degrees relative to the mounting seat.

Further, the compression roller assembly is installed on the ground, at least one part of the compression roller assembly is connected with the installation seat, and at least another part of the compression roller assembly can move relative to the installation seat.

Further, the extruder is mounted on a floor, and at least a portion of the extruder is movable in a direction toward or away from the rotating device.

Further, the emptying assembly provides the tire tread to be attached to the transfer ring, and the transfer ring can transfer the tire blank attached to the tire tread to the emptying assembly.

Further, blowing subassembly and compression roller assembly are located the both sides of mount pad respectively.

According to another aspect of the invention, a tire production line is provided, and the tire production line comprises the tread extruding and laminating all-in-one machine.

By applying the technical scheme, the tread extruding and fitting all-in-one machine comprises a mounting seat, a rotating device, a transfer ring, an extruder, a compression roller assembly, a feeding assembly and a discharging assembly. The rotating device is movably arranged on the mounting seat, two sides of the rotating device are respectively provided with a drum, and at least one part of the rotating device can rotate relative to the mounting seat to drive the drums to rotate; the transmission ring is movably arranged on the mounting seat and can move in the direction far away from or close to the rotating device; the extruder and the compression roller assembly are arranged opposite to the rotating device, so that two drums of the rotating device are respectively matched with the extruder and the compression roller assembly; the feeding assembly is arranged on one side of the rotating device close to the extruder and provides a green tire for a drum of the rotating device; the discharging assembly is arranged on one side, close to the compression roller assembly, of the rotating device and matched with the transfer ring.

When using the tread in this application to extrude laminating all-in-one, because rotary device can drive two relative mount pads of drum and rotate, so can provide the child blank to one of them drum earlier through the material loading subassembly, then the rethread extruder extrudes the sizing material to rotation through the drum is paintd the sizing material on the child blank uniformly. After accomplishing paining of sizing material, rotary device drives two drums and rotates, so that the position of two drums changes, to the installation child base and scribble the drum of sizing material, rotary device drives its motion to the position that corresponds with compression roller assembly, and provide the tread to the transfer ring through the material loading subassembly, and place the tread on the child base through the transfer ring, at last through compression roller assembly with the tread compaction, and take off and convey to the blowing subassembly the child base after will laminating the tread through the transfer ring, place it through the blowing subassembly at last to the logistics line. And for the drum without the tire blank, the rotating device drives the drum to move to the position corresponding to the feeding assembly, the tire blank is transmitted to the drum through the feeding assembly, and after the extruder extrudes the rubber material to the tire blank and finishes smearing, the rotating device drives the drum to rotate to the position corresponding to the compression roller assembly so as to finish the fitting of the tire tread and place the finally formed tire to a logistics line. Therefore, when the tread extruding and laminating all-in-one machine is used, the workload of operators can be effectively reduced, and the green tires and the tires do not need to be manually placed and taken. Therefore, the tread extruding and fitting all-in-one machine effectively solves the problem that the service performance of tire tread extruding and fitting equipment in the prior art is poor.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic view of a tread extrusion and application machine according to a specific embodiment of the present invention;

FIG. 2 shows a schematic structural view of a carcass loader of a tire tread extrusion and application machine according to a particular embodiment of the present application;

fig. 3 shows a schematic structural diagram of a tire unloading device of a tread extrusion and application all-in-one machine according to a specific embodiment of the application.

Wherein the figures include the following reference numerals:

10. a mounting seat; 20. a rotating device; 21. a drum; 30. a transfer ring; 40. an extruder; 50. a press roll assembly; 60. a feeding assembly; 61. a slide base; 62. a tile; 70. a discharging component; 71. a support roller; 72. and (4) swinging arms.

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 embodiments with reference to the attached drawings.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present invention, unless specified to the contrary, use of the terms of orientation such as "upper, lower, top, bottom" or the like, generally refer to the orientation as shown in the drawings, or to the component itself in a vertical, perpendicular, or gravitational orientation; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

In order to solve the problem that the use performance of tire tread extrusion and fitting equipment is poor in the prior art, the application provides a tread extrusion and fitting all-in-one machine and a tire production line.

The tire production line in the present application has the following tread extrusion and lamination all-in-one machine.

As shown in fig. 1, the integrated machine for extruding and applying a tread comprises a mounting base 10, a rotating device 20, a transfer ring 30, an extruder 40, a press roller assembly 50, a feeding assembly 60 and a discharging assembly 70. The rotating device 20 is movably arranged on the mounting seat 10, two sides of the rotating device 20 are respectively provided with a drum 21, and at least one part of the rotating device 20 can rotate relative to the mounting seat 10 to drive the drum 21 to rotate; the transmission ring 30 is movably arranged on the mounting seat 10, and the transmission ring 30 can move in a direction away from or close to the rotating device 20; the extruder 40 and the press roll assembly 50 are both arranged opposite to the rotating device 20, so that the two drums 21 of the rotating device 20 are respectively matched with the extruder 40 and the press roll assembly 50; the feeding assembly 60 is arranged on the side of the rotating device 20 close to the extruder 40 and supplies the green tyre to the drum 21 of the rotating device 20; the discharging assembly 70 is disposed at a side of the rotating device 20 adjacent to the pressing roller assembly 50 and is engaged with the transfer ring 30. Also, the discharge assembly 70 provides the transfer ring 30 with the tread to be applied, and the transfer ring 30 is capable of transferring the green tire applied with the tread to the discharge assembly 70.

When the tread extrusion and lamination integrated machine is used, the rotating device 20 can drive the two drums 21 to rotate relative to the mounting base 10, so that a green tire can be provided for one of the drums 21 through the feeding assembly 60, then the rubber material is extruded through the extruder 40, and the rubber material is uniformly coated on the green tire through the rotation of the drums 21. After finishing daubing the sizing material, the rotary device 20 drives the two drums 21 to rotate, so that the positions of the two drums 21 are changed, for the drum 21 which is provided with the green tire and daubs the sizing material, the rotary device 20 drives the drum to move to the position corresponding to the compression roller assembly 50, the tire tread is provided for the transfer ring 30 through the feeding assembly 60, the tire tread is placed on the green tire through the transfer ring 30, finally, the tire tread is compacted through the compression roller assembly 50, the green tire which is attached to the tire tread is taken down through the transfer ring 30 and is conveyed to the discharging assembly 70, and finally, the green tire is placed on a logistics line through the discharging assembly 70. And for the drum 21 without the green tire, the rotating device 20 drives the drum to move to a position corresponding to the feeding assembly 60, the green tire is transferred to the drum 21 through the feeding assembly 60, and after the extruder 40 extrudes the rubber material to the green tire and finishes coating, the rotating device 20 drives the green tire to rotate to a position corresponding to the press roll assembly 50 so as to finish the attachment of the tire tread and place the finally formed tire to a logistics line. Therefore, when the tread extruding and laminating all-in-one machine is used, the workload of operators can be effectively reduced, and the green tires and the tires do not need to be manually placed and taken. Therefore, the tread extruding and fitting all-in-one machine effectively solves the problem that the service performance of tire tread extruding and fitting equipment in the prior art is poor.

Specifically, the extruder 40 and the roll assembly 50 are respectively located at both sides of the rotating device 20, and the roll assembly 50 is adjacent to the transfer ring 30 with respect to the extruder 40. By this arrangement it is effectively ensured that the green tyre is more easily coated with the compound extruded by the extruder 40 after the green tyre has been mounted on the drum 21. It should also be noted that the roller assembly 50 is installed on the ground, and at least one part of the roller assembly 50 is connected to the installation base 10, and at least another part of the roller assembly 50 can move relative to the installation base 10.

Also, in a particular embodiment of the present application, the loading assembly 60 is a carcass loader and the carcass is loaded on the ground while a partial structure of the carcass loader is associated with the mounting seat 10, the carcass loading being provided with carcass gripping devices movable towards the drum 21 or away from the drum 21 to enable transfer of the green tyre to the drum 21.

As shown in fig. 2, in a specific embodiment of the present application, the carcass loader comprises a fixed base, a slide 61 and a pad 62, and the slide 61 is mounted on the fixed base while the slide 61 is movable up and down with respect to the fixed base. The number of the pads 62 is two, and the two pads 62 are symmetrically arranged on two sides of the sliding seat 61 and can move towards the center of the sliding seat 61 to hold the green tire tightly. During use the carcass loader is moved to the green tyre extraction position, the slide 61 is moved upwards close to the green tyre, and the cylinder is then actuated to push the pads 62 out, grip the green tyre, remove it from the flow line and move it to the work position close to the drum of the loading assembly. The drum is inflated to remove the green tire from the tire loader, the cylinder actuation shoe 62 is retracted, the cylinder actuation carriage is returned, and the tire loader is returned to the tire removal position.

In one embodiment of the present application, the platen roller assembly 50 has a pair of platen rollers that can move in and out of engagement, so that the tread can be pressed by the two rollers that move in and out of engagement.

Also, in one embodiment of the present application, the discharge assembly 70 is a tire unloading device, and the tire unloading device has a set of expandable and contractible expansion claws. Furthermore, the transfer ring 30 is designed with a gripper jaw inside, and the gripper jaw can clamp the green tire or the tire after extending out.

As shown in fig. 3, the tire removing device in the present application includes support rollers 71 and swing arms 72, and in one embodiment of the present application, a total of 4 support rollers 71, 4 support rollers 71 are respectively connected to the swing arms 72, and 4 support rollers 71 are formed in a fan shape. The support roller 71 can be moved telescopically in its longitudinal direction. And one end of the swing arm 72, which is far away from the supporting roller 71, is rotatably connected with the base of the tire unloading device and can drive the supporting roller 71 to swing relative to the base. In use, the unloader cylinder acts to swing the swing arm 72 forward to a working position, the transfer ring moves to an unloader station, a tire is placed on the unloader, and then returns to a waiting position. The tire unloader cylinder is actuated to swing the swing arm 72 to a waiting position, the support roller 71 is contracted, and the tire is taken out by the logistic line. The air cylinder of the tire unloading device swings the swing arm 72 to the working position, the transfer ring moves, and then the support arm expands to take off the tread and returns to the waiting position. The air cylinder of the tire unloading device acts to swing the swing arm 72 to a waiting position to wait for tire taking.

In particular, the rotating device 20 comprises two positioning and coupling assemblies, arranged side by side and able to rotate with respect to the mounting 10, which are oriented in opposite directions and are respectively coupled to the two drums 21.

Preferably, the positioning connection assembly has an extrusion position and an application position, the positioning connection assembly being disposed opposite the extruder 40 when the positioning connection assembly is in the extrusion position; when the positioning and connecting assembly is in the fitting position, the positioning and connecting assembly is arranged opposite to the compression roller assembly 50; when one positioning connecting assembly is in the extrusion position, the other positioning connecting assembly is in the fitting position; when one of the positioning and connecting assemblies is in the fitting position, the other positioning and connecting assembly is in the extruding position. That is, in the present application, when one of the drums 21 is opposed to the extruder 40, the other drum 21 is opposed to the press roller assembly 50. Therefore, the utilization rate of the extruder 40 and the press roll assembly 50 can be effectively improved by such an arrangement.

Alternatively, when the positioning connection assembly is switched from the extruding position to the fitting position, the positioning connection assembly is rotated 180 degrees relative to the mounting base 10.

In one particular embodiment of the present application, the extruder 40 is mounted on a floor, and at least a portion of the extruder 40 is capable of moving in a direction toward or away from the rotating device 20. By this arrangement, when it is desired to extrude compound from the extruder 40 onto the green tire, it is possible to move a portion of the structure of the extruder 40 in the direction of the corresponding drum 21, thereby enabling the extruder 40 to extrude compound onto the green tire.

Optionally, the emptying assembly 70 and the compression roller assembly 50 are respectively positioned at two sides of the mounting seat 10. Through setting up like this, can guarantee that the overall structure of tread extrusion laminating all-in-one is compacter.

In a particular embodiment of the present application, the positioning and connection assembly includes a machine house, a green tire positioning assembly, and a tread positioning assembly. The drum is in driving connection with the chassis; at least one part of the green tire positioning assembly is movably arranged on the machine box and can move along the direction close to or far away from the drum; the tread positioning component is movably arranged on the tire blank positioning component, and the tire blank positioning component can drive the tread positioning component to move. After the green tire is mounted on the drum, the green tire is locked via expansion of the drum, and the machine house can drive the drum to move the green tire to a station for applying the tread. At this point, the green tire positioning assembly moves toward the drum and the green tire positioning assembly abuts the green tire. Because child blank locating component can drive tread locating component motion, so with the in-process of tread laminating on the child blank, can carry on spacingly through tread locating component to realize the location of tread.

The green tire positioning assembly comprises a driving structure and a green tire positioning plate, wherein the driving structure is arranged on the chassis; the drive structure is drivingly connected to the green tire positioning plate to enable movement of the green tire positioning plate in a direction toward and away from the drum. That is, in this application, the green tire positioning plate is driven to move by the driving structure, and the green tire positioning plate is abutted against the green tire.

Optionally, the green tire positioning plate is an annular plate. In the present application, the green tire positioning plate is in contact with one of the two sides of the green tire, not with the circumferential surface of the green tire.

Optionally, the green tire positioning assembly further comprises a connecting member, and the driving structure is in driving connection with the green tire positioning plate through the connecting member. Through setting up like this, can carry out nimble setting to the distance between drum and the child blank locating component to guarantee through the connecting piece that child blank locating plate can with child blank butt in the course of the work, thereby can guarantee the laminating smoothly between child blank and the tread.

Specifically, the tread positioning assembly comprises at least one tread positioning block, the tread positioning block is movably arranged on the periphery of the green tire positioning plate, and the tread positioning block can move in the thickness direction of the green tire positioning plate. In the process of attaching the tire tread to the tire blank, the tire tread positioning block is arranged at the periphery of the tire blank positioning plate, so that the tire tread can be limited by the tire tread positioning block, and the tire blank can be accurately aligned by the tire tread positioning block. The purpose of arranging the tread positioning block to be capable of moving along the thickness direction of the green tire positioning plate is to meet the production requirements of tires of different models, so that the adaptability of the positioning and connecting assembly in the application can be improved.

Preferably, the number of the tread positioning blocks is multiple, and the tread positioning blocks are arranged at intervals along the circumferential direction of the green tire positioning plate. Because the tread is annular, so carry out the in-process of laminating tread and child blank, can carry out spacingly to the different parts of same tread effectively through setting up a plurality of tread locating pieces to the realization is spacing to the all-round of tread, and then can guarantee the accurate laminating of tread and child blank effectively.

Specifically, the periphery of the green tire positioning plate is provided with at least one movable groove extending along the thickness direction of the green tire positioning plate, and at least one part of the tread positioning block is movably arranged in the movable groove. Can inject the direction of motion of tread locating piece effectively through setting up the activity groove to can guarantee that the distance of different tread locating pieces to tread all is the same, and then guarantee that the laminating between tread and the child base is more accurate.

In a specific embodiment of the present application, the two drums are drum No. 1 and drum No. 2, respectively, and the operation flow of the tread extruding and laminating all-in-one machine mainly comprises:

1. the carcass loader takes the green tyre off the semi-manufactured product logistics line and moves it to the work position of drum No. 1.

2. The drum No. 1 is inflated to remove the green tyre from the tyre loader, which returns to the waiting position.

3. The extruder stretches out to the position of the No. 1 drum, the rubber material is extruded, the No. 1 drum rotates for a circle, and the rubber material is uniformly coated on the tire blank. The extruder is retracted to a waiting position.

4. And the rotating device swings for 180 degrees, and the stations of the drum No. 1 and the drum No. 2 are exchanged.

5. And repeating the processes from 1 to 4 at the position of the transferred No. 2 drum station to prepare the green tire coated with the rubber compound.

6. The transfer ring moves to drum station No. 1 and the installed annular tread is placed on the green tire. The transfer loop returns to the wait bit.

7. The rotary device drives the drum No. 1 and the tire blank to rotate, the compression roller assembly moves forwards at the moment and presses the tire tread, and the two rollers perform separation motion to compact the tire tread.

8. The rotating device stops rotating, and the compression roller assembly returns to the waiting position.

9. The transfer ring moves to the drum station No. 1 to clamp the tire, and the drum No. 1 is exhausted and contracted. The transfer ring holds the tire to a waiting position.

10. The tire unloader swings forward and the transfer ring moves to the tire unloading station, places the tire on the tire unloader, and then returns to the waiting position.

11. The tire unloading device swings backwards, the expansion claw contracts, and the logistics line takes away the tire.

12. An operator places the annular tire tread on the expansion claws of the tire unloading device, and the expansion claws expand to support the tire tread.

13. The tire-unloading device swings forward, the transfer ring moves, and then the supporting arms expand to take off the tread and return to the waiting position.

14. The tyre-unloading device swings backwards to wait for taking tyre

15. And repeating the action steps 1-14 to complete the next working cycle.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

in this application, through setting up material loading subassembly and blowing subassembly, can realize going up the child blank and unloading the unmanned operation of child to, at the in-process of last tread only need the manual work place the tread on the blowing subassembly can, and need not on operating personnel places the support arm of transfer ring with the tread, thereby can alleviate operating personnel's work load, and promote production efficiency.

It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.