WO2015014002A1

WO2015014002A1 - Fiber seam allowance treatment apparatus and method

Info

Publication number: WO2015014002A1
Application number: PCT/CN2013/082274
Authority: WO
Inventors: 袁仲雪; 王延书; 贾海玲; 周福德
Original assignee: Yuan Zhongxue
Priority date: 2013-08-02
Filing date: 2013-08-26
Publication date: 2015-02-05
Also published as: CN203460452U

Abstract

A fiber seam allowance treatment apparatus comprises a rack (1) and a cutting unit. The cutting unit comprises a first cutting mechanism (2) and a second cutting mechanism (3), the first cutting mechanism (2) and the second cutting mechanism (3) are arranged on the rack (1) in parallel, and a gap adjustment apparatus is arranged on the first cutting mechanism (2) and the second cutting mechanism (3). Further disclosed is a treatment method. The apparatus improves cutting and composite efficiencies of fiber seam allowances, meets adhesion requirements of tires in different sizes, thereby generating positive technical effects in a tire building process.

Description

Fiber sub-mouth processing device and method

The present invention relates to the field of rubber machinery, and more particularly to a fiber sub-mouth processing apparatus and a method of treating a fiber sub-port using the processing apparatus.

Background technique

The radial tires are generally divided into all-steel radial tires and semi-steel radial tires. The all-steel radial tires are also called heavy-duty radial tires, which need to withstand large loads and are used in large load-bearing vehicles. In the tire molding process, the way of increasing the multi-layer fiber sub-mouth (also known as the sub-mouth cloth) tends to improve the bearing performance of the tire, specifically, the fiber sub-mouth is compounded on the inner liner and attached to the drum. . At present, the laminating process of the fiber spigot is mainly carried out by the operator on the inner lining layer, and then pressed and pressed by the pressing device. The manufacturing process is cumbersome, the production efficiency is lowered, the fitting precision is not high, and the tire molding quality is seriously affected.

In the Chinese patent document, the publication number is CN101537717, and the invention patent application disclosed as a meridian tire-formed carcass ply pre-composite supply rack discloses a solution (see the entire specification of the application), including a cord cutting device, and a rack mounting thereof On both sides of the common layer, one side of the frame is equipped with a moving motor reducer for cutting a knife, a linear guide is mounted in the middle of the frame, and a slider of the linear guide is fixed with the slider connecting plate; The block connecting plate is fixed on the timing belt, the output shaft of the motor reducer is equipped with a driving pulley, and the other side of the frame is equipped with a tensionable passive wheel, which drives the slider along the slider connecting plate during the movement of the synchronous belt The guide rail moves, the frame support plate holding the cutter is fastened with the slider connecting plate, and the cutter motor drives the disc cutter to rotate at a high speed, and is cut during the moving process. The working process is: When the drum-forming drum is fitted, firstly, the inner liner on the inner layer conveyor belt on the common layer is cut and then run to the first layer of the curtain conveyor to be cut and fixed and pressed.

The above-mentioned prior art ply pre-compositing and fiber sub-compositing belong to the same field, which solves the problem of artificial recombination and realizes mechanization to recombine the tire layered semi-finished product. However, for the simultaneous recombination of the double fiber sub-ports, the above solution cannot be completed, especially when the fiber sub-port spacing needs to be adjusted according to the size of the processed tire, the above solution cannot be completed. In addition, the above scheme has a complicated structure and a single function, which increases production and operation costs.

Summary of the invention

The technical problem solved by the present invention is to provide a fiber sub-mouth processing device and method, the purpose of which is to cut two fiber sub-ports at the same time, and can adjust the fiber sub-port spacing as needed, thereby improving the fiber sub-port recombination efficiency and simplifying Operation process.

In order to solve the above technical problem, the technical solution adopted by the present invention is a fiber sub-mouth processing device, comprising a frame and a cutting unit, the cutting unit comprising a first cutting mechanism and a second cutting mechanism, a first cutting mechanism and a second cutting mechanism The racks are arranged side by side, and the first cutting mechanism and the second cutting mechanism are provided with a spacing adjustment device.

Compared with the prior art, the solution is based on the idea of performing synchronous cutting on two fiber sub-ports. By modifying the existing cutting device, two juxtaposed cutting mechanisms are designed, specifically combining them and installing them in one On the bracket, considering the different tire sizes, the spacing of the fiber sub-ports is different. The solution is also based on two sets of cutting mechanisms, and a two-set cutting mechanism spacing adjustment device is designed. The spacing adjustment mechanism realizes the cutting mechanism spacing. Adjustable, the solution improves the fiber sub-mouth cutting and compounding efficiency as a whole, meets the requirements of different size tire fitting, and produces in the tire molding process. Positive technical effects.

Based on the above scheme, the present invention also provides the following improvements:

The pitch adjusting device comprises two lead screws equipped with an adjusting hand wheel; two screw bars are respectively mounted on the frame, the first cutting mechanism is mounted on one of the lead screws, and the second cutting mechanism is mounted on the other lead screw The improvement scheme is to improve the pitch adjustment device. In practice, in order to realize the pitch adjustment function, the specific structure of the pitch adjustment device is not limited to the improvement scheme, such as providing a chute on the bracket, and the first cutting device The second cutting device is respectively embedded in the chute, and the spacing between the cutting devices is manually adjusted, and then fixed by the locking mechanism; the improved scheme adopts the principle of screw drive, and the accuracy and stability of the screw drive are ensured. The cutting mechanism spacing adjustment achieves better results.

The first cutting mechanism and the second cutting mechanism each include a cutter for cutting the fiber sub-port, a cutter lifting cylinder, a cutter linear guide, and a drive motor for driving the cutter to slide on the cutter linear guide, the cutter Installed on the cutter lifting cylinder; the improvement is a preferred solution for the cutting mechanism, the specific structure of the first cutting mechanism and the second cutting mechanism are the same, and when describing the mechanism thereof, collectively referred to as a cutting mechanism, the cutting mechanism is When cutting with a cutter, it is necessary to control the cutter to move up and down, that is, move the cutter down when cutting, and cut the cutter at the end of cutting. This improvement program sets a cutter lifting cylinder for controlling the lifting of the cutter. Convenient and flexible, with linear guides and drive motors, it is convenient to cut the fiber sub-mouth.

The angle adjustment component for adjusting the cutting angle of the cutter is mounted on the linear guide rail; considering the different process requirements of the tire molding, the fiber sub-ports need to be cut at different angles. For this purpose, an angle adjustment component is provided by adjusting the linear guide rail. Angle, which controls the cutting angle of the cutter to the fiber port.

The rack is equipped with a pair of feeding mechanisms respectively corresponding to the first cutting mechanism and the second cutting mechanism for conveying the fiber sub-ports, the feeding mechanism comprises a feeding linear guide, an adsorption assembly mounted on the feeding linear guide, and driving the adsorption component in the feeding A feed cylinder sliding on a linear guide; as a further improvement of the present invention, in order to cooperate with the cutting of the fiber sub-port, a feeding mechanism is provided, which feeds the fiber sub-ports to a fixed length, and adsorbs the fiber sub-port by the adsorption member. The feeding cylinder drives the adsorption component to move along the feeding linear guide, and the structure is simple, and the stability of the movement is ensured.

A centering device is disposed at the input end of the fiber cutting port of the first cutting mechanism and the second cutting mechanism, and the centering device is mounted on the frame; before the fiber mouth is cut, the fiber port is required to be centered, based on In the present modification, the centering device is provided at the input end of the fiber cutting port of the first cutting mechanism and the second cutting mechanism to realize the centering, thereby further improving the compounding efficiency.

A composite pressing mechanism is installed on the fiber cutting port output end of the first cutting mechanism and the second cutting mechanism, the composite pressing mechanism includes a pressing roller, and a pressing roller driving assembly for controlling the pressing roller to move up and down and back and forth; the fiber sub-port needs On the inner liner layer, the invention is installed on the inner liner supply frame, and is compounded on the inner liner layer while feeding the inner liner layer, in order to improve the composite effect, after the fiber sub-mouth and the inner liner layer are combined The auxiliary device needs to be pressed. The improvement scheme is through the composite pressing mechanism. The key is the pressing roller. Generally, the pressing roller is cylindrical, and the driving component for controlling the pressing and rolling of the pressing roller is replaced by manual pressing to improve the pressing efficiency. Optimize the pressing effect.

The pressure roller driving assembly comprises a telescopic arm, and a cylinder group for respectively controlling the upper and lower movements of the pressure roller, wherein the telescopic arm is mounted with a pressure roller at one end and the other end is hinged on the processing device; the improvement provides a control roller movement. In particular, the movement of the telescopic arm is controlled by the cylinder block, so that the pressure roller has a tight rhythm, uniform composition and easy operation.

The present invention also provides a method of treating a fiber sub-port using the processing device, the processing device being arranged in the inner liner The method comprises the steps of: arranging two fiber sub-ports respectively on the first cutting mechanism and the second cutting mechanism of the fiber sub-mouth processing device, and adjusting the spacing of the fiber sub-ports to a suitable position by using the spacing adjusting device;

The fiber sub-ports are conveyed to a preset position in the first cutting mechanism and the second cutting mechanism, and the first cutting mechanism and the second cutting mechanism respectively cut the fiber sub-ports.

The first cutting mechanism and the second cutting mechanism respectively include a cutter for cutting the fiber sub-port, a cutter lifting cylinder, a linear guide, and a drive motor for driving the cutter to slide on the linear guide, and the cutter is mounted on the cutter Lifting the cylinder.

DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing the structure of the present invention in an embodiment.

2 is a schematic plan view showing a plan view of the present invention in an embodiment.

Figure 3 is a schematic view showing the structure of the cutting mechanism in the embodiment of the present invention.

Figure 4 is a top view of Figure 3.

Figure 5 is a schematic view showing the structure of the composite press mechanism in the embodiment of the present invention.

Figure 6 is a schematic view showing the structure of the feeding mechanism in the embodiment of the present invention.

Figure 7 is a top view of Figure 6.

Figure 8 is a schematic view showing the structure of the positioning device in the embodiment of the present invention.

In the figure, 1. the frame; 2. the first cutting mechanism; 3. the second cutting mechanism; 4. the centering device; 5. the feeding mechanism; 6. the composite pressing mechanism; 7. the fiber sub-mouth; 8. the lining 9. Adjust the hand wheel; 10. Screw; 11. Cutter; 12. Cutter lift cylinder; 13. Cutter linear guide; 14. Drive motor; 15. Feed linear guide; 16. Suction cup; 18. Cylinder; 18. Pressure roller; 19. Angle adjustment member; 20. Slide arm; 21. Track arm; 22. Press cylinder; 23. Rolling cylinder; 24. Suction cylinder; 25. Cutter mechanism bracket; Wheel; 27. Centering roll; 28. Centering screw.

detailed description

In order to realize the mechanization of the cutting of the semi-finished tires such as the fiber spigot, and to improve the cutting efficiency, the general idea is as follows: Combining the characteristics of the fiber sub-portion composite process, combining two sets of cutting mechanisms (or describing as cutting) The mechanism has the structure of cutting two fiber sub-ports at the same time), and the process of centering, conveying, compounding and the like is considered in consideration of the fiber sub-port, and the present invention optimizes the specific combination mode by assembling the functional structure and the cutting mechanism for realizing the above process. Finally, the present invention is implemented.

The present invention will be described in detail below with reference to specific embodiments and drawings.

Example

As shown in FIG. 1 and FIG. 2, the present invention includes two parts having the same structure as a whole, that is, a first mechanism with the first cutting mechanism 2 as a core component and expanding; and a second cutting mechanism 3 as a core component, And the second institution to expand. Based on this, the focus of this embodiment is to focus on the first institution.

In the present embodiment, the first cutting mechanism 2 and the second cutting mechanism 3 are arranged side by side on the frame 1, and the two fiber sub-ports 7 are cut. Due to the different tire sizes, the two fiber sub-ports 7 need to adjust the spacing of the fiber sub-ports 7 when they are combined with the inner liner 8. To this end, a spacing adjustment device is provided between the first cutting mechanism 2 and the second cutting mechanism 3. The pitch adjusting device is specifically composed of an adjusting hand wheel 9 and a lead screw 10 , and the first cutting mechanism 2 is mounted on the lead screw 10 , and the lead screw 10 is supported on the frame 1 , and the screw can be adjusted by adjusting the hand wheel 9 The distance between a cutting mechanism 2 and the second cutting mechanism 3, The first cutting mechanism 2 and the second cutting mechanism 3 are slidable on the frame 1. Taking the first cutting mechanism 2 as an example for further description, the first cutting mechanism 2 includes a cutter 11, and the cutter 11 is preferably a hot hob, which is mounted on the cutter lifting cylinder 12, and the cutter 11 is controlled by the cutter lifting cylinder 12 For the movement, the cutter 11 needs a sliding motion when cutting the fiber sub-port 7. For this purpose, the cutter linear guide 13 and the drive motor 14 are provided, both of which are mounted on the cross member of the cutting mechanism, and the drive motor 14 passes through the timing belt. The transmission member drives the cutter lifting cylinder 12 to slide on the cutter linear guide 13 to realize the cutting function of the cutter 11. The first cutting mechanism 2 further includes an angle adjusting member 19, one end of the angle adjusting member 19 and the cutting mechanism beam sliding link, and the other end of which can be mounted on the cutter mechanism bracket 25 of the first cutting mechanism 2, and the cutter mechanism bracket 25 is mounted. In the auxiliary mounting mechanism on the first cutting mechanism 2, the cutting mechanism beam slides along the angle adjusting member 19 to control the cutting angle of the cutter 11.

Further improved, a centering device 4 is disposed at the feeding ends of the first cutting mechanism 2 and the second cutting mechanism 3, and referring to FIG. 8, the centering device 4 includes a centering hand wheel 26, a centering screw 28, and a centering block. Roller 27, the centering hand wheel 26 is mounted at the end of the centering screw 28, the rotating centering hand wheel 26 drives the centering screw 28, and the centering roller 27 mounted on the centering screw 28 is slid left and right. The position of the fiber sub-port 7 is adjusted.

Further improved, the feeding mechanism 5 is arranged to cooperate with the first cutting mechanism 2 and the second cutting mechanism 3. The specific mounting position of the feeding mechanism 5 is determined according to the actual situation, and can be installed on the cutting mechanism or in the frame 1 On, or other locations. The feeding mechanism 5 includes a feeding linear guide 15, an adsorption assembly, and a feeding cylinder 17 for controlling the adsorption assembly to slide on the feeding linear guide 15. The feeding linear guide 15 is fixed to the frame 1, and can be installed at other positions as needed, as long as The sliding feed of the adsorption assembly can be realized. The adsorption assembly is used to adsorb the fiber sub-port 7 forward. In order to obtain a better conveying effect, the adsorption assembly is preferably provided with a device for lifting and lowering to avoid wear when the fiber sub-port 7 is transported forward. In the present embodiment, the suction cup cylinder 24 is attached, and the suction cup 16 is attached to the end of the suction cup cylinder 24. The adsorption process is: the suction cup cylinder 24 is lowered to control the suction cup 16 to press on the fiber sub-port 7, and then the suction cup cylinder 24 is lifted, the suction port 16 is used to suck up the fiber sub-port 7, and the feed cylinder 17 drives the adsorption assembly to move, completing the fiber sub-port 7 delivery. The installation of each part can be designed according to actual needs, as long as it can complete its function.

Further improvement, based on the installation of the inner liner of the supply rack of the present invention, the fiber sub-port 7 is compounded on the inner liner 8 during the conveyance of the inner liner on the supply frame, in order to achieve better The composite effect of the present invention is also provided with a composite press mechanism 6 which functions to press the fiber sub-port 7 against the inner liner 8 and to perform rolling. To this end, the composite press mechanism 6 of the present embodiment includes a press roller 18, and a telescopic member for mounting the press roller 18 on the present invention, and the telescopic member assists in lifting and rolling of the press roller 18, specifically, the slide arm 20, The track arm 21 (see Fig. 5), the pressure roller 18 is mounted at one end of the slide arm 20, the track arm 21 is hinged to the frame 1, or other components, and the slide arm 20 is embedded in the track arm 21 for driving Free sliding under the action of the device. In the embodiment, the driving device comprises two cylinders, namely, a pressing cylinder 22 and a rolling cylinder 23, and the pressing cylinder 22 is hinged on the rail arm 21 to realize the lifting function of the pressing roller 18, and the rolling cylinder 23 is hinged on the sliding arm 20, thereby realizing The pressure roller 18 has a rolling function.

The method for treating the fiber spigot of the present invention is: arranging two fiber sub-ports 7 respectively on the first cutting mechanism 2 and the second cutting mechanism 3 of the fiber spigot processing device, and adjusting the spacing of the fiber sub-ports by using the spacing adjusting device to a suitable position; conveying the fiber sub-ports to a preset position in the first cutting mechanism and the second cutting mechanism, the first cutting mechanism and the second cutting mechanism respectively cutting the fiber sub-mouth; as an improvement, the two fibers are The port 7 is arranged before the cutting unit on the processing device, The fiber sputum is centered. The forward movement of the fiber sub-port 7 in the first cutting mechanism 2 and the second cutting mechanism 3 is automatically performed by the conveying mechanism, and after the fiber sub-port is compounded to the inner liner, the composite pressing mechanism 6 is used for recombination.

The above mainly focuses on the first cutting mechanism 2 and its attached mechanism, and explains the entire fiber sub-mouth processing device. For the specific structure of the second cutting mechanism 3, refer to the first cutting mechanism 2.

Claims

WO 2015/014002 n Χ.Λ -w PCT/CN2013/082274 Claims

A fiber sub-mouth processing apparatus, comprising a frame and a cutting unit, wherein: the cutting unit comprises a first cutting mechanism and a second cutting mechanism, and the first cutting mechanism and the second cutting mechanism are arranged side by side on the frame. And the first cutting mechanism and the second cutting mechanism are provided with a spacing adjustment device.

2. The fiber spigot processing apparatus according to claim 1, wherein: the pitch adjusting device comprises two lead screws equipped with an adjusting hand wheel; the two lead screws are respectively mounted on the frame, and the first cutting mechanism Mounted on one of the lead screws and the second cutting mechanism is mounted on the other lead screw.

3. The fiber sub-mouth processing apparatus according to claim 1 or 2, wherein: the first cutting mechanism and the second cutting mechanism each include a cutter for cutting the fiber sub-port, a cutter lifting cylinder, and a cutter A linear guide, and a drive motor that drives the cutter to slide on the linear guide of the cutter, and the cutter is mounted on the cutter lift cylinder.

The fiber sub-mouth processing apparatus according to claim 1 or 2, wherein: a pair of feeding mechanisms respectively corresponding to the first cutting mechanism and the second cutting mechanism for conveying the fiber sub-ports are mounted on the frame, the feeding mechanism comprising A feed linear guide, an adsorption assembly mounted on the feed linear guide, and a feed cylinder that drives the adsorption member to slide on the feed linear guide.

The fiber sub-mouth processing device according to claim 1 or 2, wherein: at the fiber cutting port input end of the first cutting mechanism and the second cutting mechanism, a centering device is disposed, and the centering device is mounted on the frame on.

The fiber sub-mouth processing device according to claim 1 or 2, wherein: a composite pressing mechanism is mounted on the fiber sub-port output ends of the first cutting mechanism and the second cutting mechanism, and the composite pressing mechanism includes pressure The roller, and the roller drive assembly that controls the pressure roller up and down and back and forth.

7. The fiber spigot processing apparatus according to claim 3, wherein: the angle adjusting member that adjusts the cutting angle of the cutter is attached to the linear guide.

8. The fiber spigot processing apparatus according to claim 6, wherein: the pressure roller driving assembly comprises a telescopic arm, and a cylinder group for respectively controlling the pressure roller to move up and down and left and right, and the telescopic arm is provided with a pressure roller at one end, and the other end is Hinged on the processing device.

9. A method of treating a fiber sub-port using the processing device of claim 1, the processing device being disposed on an inner liner transport frame, the method comprising:

Arranging two fiber sub-ports respectively on the first cutting mechanism and the second cutting mechanism of the fiber sub-mouth processing device, and adjusting the spacing of the fiber sub-ports to a suitable position by using the spacing adjusting device;

10. The method of processing a fiber spigot according to claim 9, wherein: the first cutting mechanism and the second cutting mechanism each comprise a cutter for cutting a fiber sub-port, a cutter lifting cylinder, and a linear guide. And a drive motor that drives the cutter to slide on the linear guide, and the cutter is mounted on the cutter lift cylinder.