Cushion rubber feeding edge warping prevention device of all-steel tire forming machine

Abstract

The utility model belongs to the technical field of tire production, and discloses an all-steel tire forming machine cushion rubber feeding edge warping prevention device which comprises a feeding conveying frame, a positioning frame and a cutting frame, the positioning frame and the cutting frame stretch across the feeding conveying frame, the positioning frame is located on one side of the cutting frame, a positioning air cylinder is arranged on the positioning frame, and a cushion rubber edge pressing piece is arranged at the lower end of the positioning air cylinder. And a hot cutter and a driving mechanism for driving the hot cutter to horizontally slide along the cutting frame are arranged on the cutting frame. Before a hot cutter is used for cutting cushion rubber, the positioning air cylinder is started to drive the cushion rubber edge pressing piece to move downwards, pressure is applied to the edge of the cushion rubber cutting starting side, the cushion rubber is attached to the surface of the cutting table through the stickiness of rubber materials to be temporarily fixed, and therefore the conditions of edge warping and deformation in the cutting process are reduced, and the cutting quality of the cushion rubber is improved. The tidiness of a cutting surface is improved, and the internal quality of a tire product is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to tire production technical field, concretely relates to a full -steel tire forming machine mat glue feed prevents edge warping device. BACKGROUND

[0002] Mat glue is the important component part of full -steel radial tire, produces by the special mat glue extrusion line, is pasted to the machine drum after cutting on the tire forming machine. The cutting method of mat glue in prior art is that the hot cutter is driven to translate from one side to the other side to realize. Because the thickness of the middle and both sides of mat glue is greatly different, the edge is light, thin, soft and has no support at the bottom, in the cutting process, the starting side of mat glue is prone to edge warping deformation, and the cutting surface is not neat, which causes the quality of mat glue joint to be poor, thereby affecting the internal quality of tire product after forming. SUMMARY

[0003] The utility model provides a full -steel tire forming machine mat glue feed prevents edge warping device in response to the deficiency in the background art, the edge of the starting side of mat glue is pressed down by positioning cylinder, and the preliminary fixation is realized by using the adhesion of rubber and the surface of feed conveying frame, so as to reduce the edge warping deformation, improve the neatness of cutting surface and improve the internal quality of tire product.

[0004] To achieve the above object, the utility model technical solution is as follows:

[0005] A full -steel tire forming machine mat glue feed prevents edge warping device, including feed conveying frame, the positioning frame and cutting frame who cross in the upper of feed conveying frame, the positioning frame is located at the one side of cutting frame, be equipped with positioning cylinder on the positioning frame, the lower end of positioning cylinder is equipped with mat glue edge compression piece, be equipped with hot cutter and the drive mechanism of the hot cutter horizontal sliding along the cutting frame on the cutting frame.

[0006] Preferably, the drive mechanism includes a lead screw, a sliding block and a translation motor, the lead screw is rotatably connected with the cutting frame, and one end of the lead screw is connected with the translation motor, the sliding block is slidably connected with the cutting frame, one side of the sliding block is connected with the hot cutter, and the other side of the sliding block is threadedly connected with the lead screw.

[0007] Preferably, the positioning frame is provided with a photoelectric switch, the photoelectric switch is located between the cutting origin point of the hot cutter and the positioning cylinder, and the photoelectric switch and the positioning cylinder are electrically connected with the controller arranged on the feed conveying frame.

[0008] Preferably, the feed conveying frame is further provided with two groups of auxiliary pressing mechanisms, and the positioning frame and the cutting frame are located between the two groups of auxiliary pressing mechanisms.

[0009] Preferably, the auxiliary pressing mechanism comprises a pressing cylinder, a lever frame, a fixed base and a pressing plate, the lever frame is rotationally connected with the fixed base, one side of the pressing frame is connected with the pressing cylinder, and the other side is connected with the pressing plate.

[0010] Preferably, the pressing plate and the lever frame and the fixed base and the feeding conveying frame are connected through bolt assembly.

[0011] Preferably, the feeding conveying frame comprises two frames, a cutting table connected between the two frames, two conveying rollers rotationally connected on each frame, a conveying belt connected between the two conveying rollers, and a conveying motor connected on one of the conveying rollers.

[0012] Preferably, the cutting table is provided with a cutter groove matched with the hot cutter.

[0013] Compared with the prior art, the utility model has the beneficial effects as follows:

[0014] (1) Before the cutting of the cushion rubber by the hot cutter, the positioning cylinder is started to drive the cushion rubber edge compression part to move downward to press the edge of the starting side of the cushion rubber cutting, the adhesion of the rubber material is utilized to temporarily fix the cushion rubber to the surface of the cutting table, so that the edge deformation in the cutting process is reduced, the flatness of the cutting surface is improved, and the internal quality of the tire product is improved.

[0015] (2) The utility model is provided with two groups of auxiliary pressing mechanisms, the through-hole pressing cylinder drives the lever frame to swing, the pressing plate moves downward to press the cushion rubber, the two sides of the cushion rubber to be cut can be pressed and fixed, the displacement of the cushion rubber in the cutting process is avoided, and the cutting precision is improved.

[0016] (3) The utility model is provided with a photoelectric switch between the original positions of the positioning cylinder and the hot cutter, the action timing of the positioning cylinder can be accurately grasped, and the cutting work is ensured to be smoothly completed. BRIEF DESCRIPTION OF DRAWINGS

[0017] Other features, objects and advantages of the utility model will become more apparent through reading the following detailed description of the non-restrictive embodiments with reference to the accompanying drawings.

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a structural schematic view of the utility model Figure 1 It is an enlarged structural schematic view of A in the utility model;

[0020] Figure 3 It is a structural schematic view of the positioning frame and the cutting frame of the utility model;

[0021] Figure 4The auxiliary pressing mechanism structure schematic view of the utility model is shown in the figure.

[0022] In the figure: 1, positioning frame, 2, cutting frame, 3, positioning cylinder, 4, rubber edge part pressing element, 5, hot cutter, 6, lead screw, 7, sliding block, 8, translation motor, 9, auxiliary pressing mechanism, 901, pressing cylinder, 902, lever frame, 903, fixed seat, 904, pressing piece, 10, photoelectric switch, 11, controller, 12, bolt, 13, rack, 14, cutting table, 15, conveying roller, 16, conveying belt, 17, conveying motor, 18, cutter groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "middle", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0025] In the utility model, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection", "fixing" and the like should be understood broadly, for example, can be fixedly connected, can also be detachably connected, can be mechanically connected, can be directly connected, and can also be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meanings of the above terms in the utility model can be understood according to the specific circumstances.

[0026] For example, Figure 1 And Figure 2As shown in the figure, a full steel tire building machine cushion rubber supply anti-edge lifting device, including a supply conveying frame, a positioning frame 1 and a cutting frame 2 across the top of the supply conveying frame, the positioning frame is located on one side of the cutting frame, the positioning frame is provided with a positioning cylinder 3, the lower end of the positioning cylinder is provided with a cushion rubber edge compression member 4, the cutting frame is provided with a hot cutter 5 and a driving mechanism for driving the hot cutter to slide horizontally along the cutting frame. Before cutting the cushion rubber, first use the positioning cylinder to drive the cushion rubber edge compression member to move downward, press the edge of the cushion rubber, use the viscosity to make it adhere to the surface of the supply conveying frame for temporary fixing, then drive the hot cutter to move horizontally, move from one side of the cushion rubber to the other side for cutting, the hot cutter is an electric heating cutter. The supply conveying frame in this embodiment includes two racks 13 and a cutting table 14 connected between the two racks, two conveying rollers 15 are rotatably connected to each rack, a conveying belt 16 is connected between the two conveying rollers, a conveying motor 17 is connected to one of the conveying rollers, the conveying motor drives the conveying roller to rotate to realize the reciprocating motion of the conveying belt, and the cushion rubber above is conveyed, the positioning frame and the cutting frame are installed on the cutting table, and the cutting table is provided with a cutter groove matched with the hot cutter, the cutting edge of the hot cutter is embedded in the cutter groove, and the cushion rubber can be completely cut.

[0027] In combination with Figure 1 , Figure 2 and Figure 3 As shown, the driving mechanism includes a lead screw 6, a sliding block 7 and a translation motor 8, the lead screw is rotatably connected with the cutting frame, and one end of the lead screw is connected with the translation motor, the sliding block is slidably connected with the cutting frame, one side of the sliding block is connected with the hot cutter, and the other side is threadedly connected with the lead screw, the translation motor drives the lead screw to rotate, drives the sliding block and the hot cutter to slide horizontally along the cutting frame to achieve the purpose of cutting. The positioning frame is provided with a photoelectric switch 10, which is a diffuse reflection type photoelectric switch with a model of E3F-DS10, the photoelectric switch is located between the cutting origin of the hot cutter and the positioning cylinder, the photoelectric switch and the positioning cylinder are electrically connected with a controller 11 provided on the supply conveying frame, the controller is a PLC controller, when the hot cutter slides to the photoelectric switch, the photoelectric switch feeds back a signal to the PLC controller, and the PLC controller controls the positioning cylinder to reset (drives the cushion rubber edge compression member 4 to move upward), avoiding blocking the cutting of the hot cutter.

[0028] In combination with Figure 1 , Figure 2 and Figure 3As shown, the feeding conveying frame is further provided with two sets of auxiliary pressing mechanisms 9, the positioning frame and the cutting frame are located between the two sets of auxiliary pressing mechanisms, the two sets of auxiliary pressing mechanisms can press and fix the two sides of the rubber pad to be cut, so that displacement of the rubber pad during cutting is avoided and cutting quality is affected. The auxiliary pressing mechanism comprises a pressing cylinder 901, a lever frame 902, a fixed seat 903 and a pressing plate 904, the lever frame is rotationally connected with the fixed seat, one side of the pressing frame is connected with the pressing cylinder, and the other side is connected with the pressing plate, the pressing cylinder drives the lever frame to rotate along the fixed seat, and the pressing plate is controlled to press and fix the rubber pad. Bolts 12 are used to assemble and connect between the pressing plate and the lever frame and between the fixed seat and the feeding conveying frame, so that disassembly, replacement and assembly are facilitated.

[0029] As shown in the drawings, Figures 1 to 4 When the rubber pad is cut by using the utility model, the specific operation steps are as follows:

[0030] S1, the feeding conveying frame conveys the rubber pad, and when the part to be cut of the rubber pad reaches the specified position of the cutting table 14, the two conveying motors 17 stop working;

[0031] S2, the pressing cylinders 901 of the two sets of auxiliary pressing mechanisms 9 are started, the pressing cylinders 901 drive the lever frames 902 to swing, the pressing plates 904 are moved downward to press the rubber pad, and the rubber pad is fixed on the surface of the feeding conveying frame;

[0032] S3, the positioning cylinder 3 is started, the positioning cylinder 3 drives the rubber pad edge pressing member 4 to move downward to press the edge of the cutting starting side of the rubber pad, and the rubber pad is temporarily fixed to the surface of the cutting table 14 by using the viscosity of the rubber material;

[0033] S4, the translation motor 8 is started, the translation motor 8 drives the lead screw 6 to rotate, the lead screw 6 drives the sliding block 7 and the hot cutter 5 to move horizontally, and the hot cutter 5 moves from one side of the rubber pad to the other side to cut, when the hot cutter 5 reaches the detection position of the photoelectric switch 10, the photoelectric switch 10 feeds back a signal to the controller 11, the controller controls the positioning cylinder to reset, the rubber pad edge pressing member 4 is prevented from blocking the movement of the hot cutter 5, and the hot cutter 5 continues to move until the cutting work is completed;

[0034] S5, the pressing cylinders 901 of the two sets of auxiliary pressing mechanisms 9 are retracted, the lever frames 902 are reversely swung, and the pressing plates 904 are moved upward to be separated from the rubber pad;

[0035] S6, the conveying belt 16 on the downstream side rack 13 of the feeding conveying frame conveys the cut rubber pad to the next process, and the conveying belt 16 on the upstream side rack 13 retreats and conveys the rubber pad to be cut for a distance;

[0036] S7, the translation motor 8 is reversely rotated to drive the hot cutter 5 to move to the original position, and the next cutting work is prepared.

[0037] The basic principle and main features of the present application and the advantages of the present application are shown and described above. It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic features of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application.

Claims

1. A device for preventing edge warping in the padding material supply of an all-steel tire forming machine, characterized in that: It includes a feeding conveyor, a positioning frame spanning above the feeding conveyor, and a cutting frame. The positioning frame is located on one side of the cutting frame. The positioning frame is equipped with a positioning cylinder. The lower end of the positioning cylinder is equipped with a rubber-coated edge pressing component. The cutting frame is equipped with a hot cutting knife and a driving mechanism for driving the hot cutting knife to slide horizontally along the cutting frame.

2. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 1, characterized in that: The drive mechanism includes a lead screw, a slider, and a translation motor. The lead screw is rotatably connected to the cutting frame, and one end of the lead screw is connected to the translation motor. The slider is slidably connected to the cutting frame, with a hot cutting blade connected to one side of the slider and a threaded connection to the lead screw on the other side.

3. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 1, characterized in that: The positioning frame is equipped with a photoelectric switch, which is located between the cutting origin of the hot cutter and the positioning cylinder. The photoelectric switch, the positioning cylinder, and the controller are electrically connected to the feed conveyor frame.

4. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 1, characterized in that: The feeding conveyor is also equipped with two sets of auxiliary pressing mechanisms, and the positioning frame and cutting frame are located between the two sets of auxiliary pressing mechanisms.

5. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 4, characterized in that: The auxiliary clamping mechanism includes a clamping cylinder, a lever frame, a fixed base, and a pressure plate. The lever frame is rotatably connected to the fixed base, and the clamping frame is connected to the clamping cylinder on one side and the pressure plate on the other side.

6. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 5, characterized in that: The pressure plate and lever frame, as well as the fixed base and feeding conveyor frame, are all connected by bolts.

7. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 1, characterized in that: The feeding conveyor frame includes two frames and a cutting table connected between the two frames. Two conveying rollers are rotatably connected to each frame, and a conveyor belt is connected between the two conveying rollers. A conveyor motor is connected to one of the conveying rollers.

8. The anti-warping device for the padding material supply of an all-steel tire forming machine as described in claim 7, characterized in that: The cutting table is provided with a cutting groove that cooperates with the hot cutting blade.

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