Cutting device for rubber product production

Abstract

The utility model provides a material cutting device for rubber product production, which comprises a support underframe, a material cutting component and a material turning component are arranged in front of and behind the support underframe, the material cutting component is provided with an upper cutter and a lower cutter which are arranged up and down, and the lower part of the outer side of the lower cutter is provided with a blanking inclined plate which is inclined downwards; the material turning assembly comprises a support, a blanking turning plate and a material turning air cylinder, the support is fixedly arranged above the supporting bottom frame, the outer side end of the blanking turning plate is rotatably connected with the supporting bottom frame, an extending support is arranged in the middle of the top of the blanking turning plate, and a main body part of the material turning air cylinder is rotatably connected with the support. The output end of the material turning cylinder is rotatably connected with the extension bracket; and a photoelectric sensor is further arranged at the top of the blanking turning plate. The cutting device is simple in structure and convenient to operate, the length of cut products can be consistent in each cutting process, automatic blanking of the cut products can be achieved, the automation degree is high, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber product production technical field, specifically, it shows a kind of cutting device for rubber product production. BACKGROUND

[0002] Rubber products refer to the activity of producing various rubber products with natural and synthetic rubber as raw materials, and also include the rubber products produced by waste rubber. The output of synthetic rubber has greatly exceeded that of natural rubber, and the largest output is styrene-butadiene rubber. Rubber products often need to be cut and segmented during production to reduce the volume of rubber products to the size required by the product.

[0003] A cutting device for rubber product processing is disclosed in the prior art patent CN218018738U, which includes a base plate, a top end of the base plate is slidably connected with a top frame, a slide frame is slidably connected in the top frame, a rotating gear is rotatably connected to the bottom end of the slide frame, a first motor is installed on the slide frame, a first electric cylinder is installed on the bottom end of the rotating gear through a rotating frame, a cutting frame is fixedly connected to the output end of the first electric cylinder, a cutting knife is rotatably connected to the cutting frame, a pressing mechanism is fixedly connected to the rotating gear, a horizontal moving mechanism is installed at the bottom end of the base plate, a vertical moving mechanism is installed on the top frame, a fixing mechanism is installed at the top end of the base plate, the pressing mechanism includes a fixed rod, the fixed rod is fixedly connected to the rotating gear, a rotating block is rotatably connected to the right end of the fixed rod, a second electric cylinder is installed at the bottom end of the rotating block, a pressing block is fixedly connected to the output end of the second electric cylinder, and the pressing block is rotatably connected to the cutting frame.

[0004] However, the problem with this scheme is that it cannot effectively control the consistency of the length of each rubber product cut, and cannot automatically make each piece of material cut from the rubber product have equal size, resulting in low yield, and the product cut by the above scheme cannot be automatically discharged, and still needs manual material taking operation, wasting manpower and reducing production efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a cutting device for rubber product production, which is easy to operate and can ensure the consistency of product length after each cutting.

[0006] The technical scheme is as follows:

[0007] A cutting device for rubber product production includes a support base frame, a cutting assembly is arranged at the front part of the support base frame, a discharging area with an upper opening and a lower opening is arranged at the middle part of the support base frame, and a material turning assembly is arranged at the rear part of the support base frame.

[0008] The cutting component has an upper cutting knife and a lower cutting knife arranged vertically. The upper cutting knife realizes the vertical staggered movement with the lower cutting knife through a cutting cylinder. A blanking inclined plate inclined downward is arranged at the lower part outside the lower cutting knife.

[0009] The turning component includes a bracket, a blanking turning plate, and a turning cylinder. The bracket is fixedly arranged above the supporting bottom frame. The outer end of the blanking turning plate is rotatably connected to the supporting bottom frame. An extending bracket is arranged in the middle of the top of the blanking turning plate. The main body part of the turning cylinder is rotatably connected to the bracket, and the output end of the turning cylinder is rotatably connected to the extending bracket. When the blanking turning plate is in a horizontal state, the top surface of the blanking turning plate and the end surface of the cutting head of the lower cutting knife are on the same horizontal plane.

[0010] Among them, a photoelectric sensor is further arranged at the top of the blanking turning plate, and the detection beam of the photoelectric sensor faces the direction of the lower cutting knife.

[0011] Furthermore, the supporting bottom frame includes two parallel and spaced cross beams, and vertical beams are commonly arranged between the two side ends of the two cross beams. The structure of the supporting bottom frame is simple, reducing the manufacturing cost, reducing the weight of the supporting bottom frame, and facilitating installation.

[0012] Still further, mounting plates are arranged at the inner ends of the vertical beams at the outer side positions. A shaft rod is rotatably arranged between the two mounting plates through a bearing member. The outer end of the blanking turning plate is sleeved on the shaft rod. The blanking turning plate can realize flexible rotation relative to the supporting bottom frame under the rotation of the shaft rod, that is, the side end of the blanking turning plate can perform a single-sided clockwise upward or counterclockwise downward rotation action with the shaft rod as the rotation axis.

[0013] Still further, the extending bracket has a "冂" - shaped structure, and the bottom end of the extending bracket is vertically connected to the top of the blanking turning plate. So as to install the photoelectric sensor on the top surface of the blanking turning plate below the extending bracket.

[0014] Furthermore, the cutting component further includes a cutting top frame, a displacement plate body, and a cutting bottom frame arranged parallel to each other vertically in sequence. The cutting bottom frame is horizontally arranged on the supporting bottom frame. A plurality of vertical guide rod bodies are arranged between the cutting top frame and the cutting bottom frame. The displacement plate body is movably sleeved on the plurality of guide rod bodies through guide sleeves. A cutting cylinder is arranged on the cutting top frame, and the output end of the cutting cylinder is connected downward to the displacement plate body; the upper cutting knife is arranged at the bottom of the displacement plate body, and the lower cutting knife is arranged at the side part of the cutting bottom frame. Thus, the displacement plate body is driven by the cutting cylinder to perform a vertical reciprocating movement between the cutting top frame and the cutting bottom frame, so as to realize the vertical staggering between the upper cutting knife and the lower cutting knife and complete the cutting action of the rubber product.

[0015] Further, the lower side of the displacement plate body is further provided with a horizontal buffer pressing plate, the surface of the buffer pressing plate is provided with a through groove for the up-down through of the upper cutter, the top of the buffer pressing plate is provided with a plurality of vertical limiting rods, the limiting rods are movably inserted on the displacement plate body, the top of the limiting rod is provided with a limiting part, and a plurality of compression springs are arranged between the displacement plate body and the buffer pressing plate. In this way, the elastic pressing action of the buffer pressing plate on the rubber product is formed, which can position the rubber product, prevent the cutting position of the rubber product from deviating during cutting, ensure the cutting accuracy, and will not cause excessive pressure loss to the rubber product.

[0016] Compared with the prior art, the rubber product is sequentially sent from front to back between the upper cutter and the lower cutter of the cutting assembly, the right side of the rubber product continues to move in the extension direction of the supporting base, and the right side of the rubber product is placed on the top surface of the horizontal material falling plate. During the movement of the rubber product, the photoelectric sensor on the material falling plate continuously detects the distance between the end of the rubber product and the photoelectric sensor until the rubber product reaches the preset distance. At this time, it indicates that the rubber product has reached the preset cutting length, and the upper cutter and the lower cutter are controlled to be staggered up and down to complete a cutting action on the rubber product. The front end of the cut product falls onto the material falling inclined plate, and then the material falling plate is controlled to be turned down, so that the rear end of the cut product is gradually separated from the material falling surface, until the cut product automatically falls into the collecting box placed outside. The above process is repeated. The cutting device of the utility model has the advantages of simple structure, convenient operation, consistent product length after each cutting, automatic material falling of the cut product, high automation degree and improved production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 FIG. 1 is a simple cross-sectional structure schematic diagram of a cutting device for rubber product production according to an embodiment of the utility model;

[0018] Figure 2 FIG. 2 is a related schematic diagram of a cutting assembly according to an embodiment of the utility model;

[0019] Corresponding marks in the drawings: 1-supporting base, 2-cutting assembly, 3-material turning assembly, 11-cross beam, 12-vertical beam, 21-cutting top frame, 22-displacement plate body, 23-cutting bottom frame, 24-cutting cylinder, 25-upper cutter, 26-lower cutter, 27-material falling inclined plate, 28-buffer pressing plate, 211-guide rod body, 221-guide sleeve, 281-through groove, 282-limiting rod body, 283-limiting part, 284-compression spring, 31-bracket, 32-material falling plate, 33-material turning cylinder, 34-extension bracket, 35-photoelectric sensor, 321-mounting plate, 322-shaft rod. DETAILED DESCRIPTION

[0020] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model

[0021] The rubber product production cutting device provided in the embodiments of the utility model is used for solving the technical problems proposed in the background art.

[0022] As shown in Figure 1 and Figure 2 The rubber product production cutting device mainly comprises a horizontally arranged support base 1, the bottom of the support base is raised during actual production, a cutting assembly 2 is arranged at the front part of the support base 1, the middle part of the support base 1 has a discharging area with an upper opening and a lower opening, and a material turning assembly 3 is arranged at the rear part of the support base 1.

[0023] The cutting assembly 2 has an upper cutter 25 and a lower cutter 26 arranged in an up-down mode, the upper cutter 25 is arranged to realize up-down staggered movement with the lower cutter 26 through a cutting cylinder 24, and a downward inclined discharging inclined plate 27 is arranged at the outer lower part of the lower cutter 26.

[0024] The material turning assembly 3 comprises a support 31, a discharging turning plate 32 and a material turning cylinder 33, the support 31 is fixedly arranged above the support base 1, the outer end of the discharging turning plate 32 is rotatably connected with the support base 1, an extension support 34 is arranged at the top middle part of the discharging turning plate 32, the main body part of the material turning cylinder 33 is rotatably connected with the support 31, and the output end of the material turning cylinder 33 is rotatably connected with the extension support 34, when the discharging turning plate 32 is in a horizontal state, the top surface of the discharging turning plate 32 and the cutter head end surface of the lower cutter 26 are located on the same horizontal plane.

[0025] A photoelectric sensor 35 is further arranged at the top of the discharging turning plate 32, and the detection light beam of the photoelectric sensor 35 is directed toward the lower cutter 26.

[0026] During cutting operation: The rubber product is orderly fed between the upper cutter 25 and the lower cutter 26 of the cutting component 2 from front to back. The right side of the rubber product continues to move in the extending direction of the supporting chassis 1 until the right side of the rubber product is placed on the top surface of the blanking flap 32 in a horizontal posture. During the movement of the rubber product, the photoelectric sensor 35 on the blanking flap 32 continuously detects the distance state between the end of the rubber product and the photoelectric sensor 35 until the rubber product reaches a preset distance. At this time, it means that the rubber product has reached the preset cutting length. Control the upper cutter 25 and the lower cutter 26 to stagger up and down to complete a cutting action on the rubber product. The front end of the cut product will fall down onto the blanking inclined plate 27, and then control the blanking flap 32 to rotate downward, so that the rear end of the cut product is gradually separated from the surface of the blanking flap 32 until the cut product automatically falls down into the externally placed collection box. Repeat the above process.

[0027] In this embodiment, the supporting chassis 1 includes two parallel and spaced cross beams 11. Vertical beams 12 are commonly provided between the two side ends of the two cross beams 11. The supporting chassis 1 constitutes a rectangular frame structure. The structural configuration of the supporting chassis is simple, reducing the manufacturing cost, reducing the weight of the supporting chassis, and facilitating installation.

[0028] Furthermore, mounting plates 321 are provided at the inner ends of the vertical beams 12 at the outer positions respectively. A shaft rod 322 is rotatably provided between the two mounting plates 321 through a bearing member, and the outer end of the blanking flap 32 is fixedly sleeved on the shaft rod 322. The blanking flap can flexibly rotate relative to the supporting chassis under the rotation of the shaft rod, that is, the side end of the blanking flap can perform a single-sided clockwise upward or counterclockwise downward rotation action with the shaft rod as the rotation axis.

[0029] Furthermore, the extension bracket 34 is of a "冂" - shaped structure, and the bottom end of the extension bracket 34 is vertically connected to the top of the blanking flap 32. So as to install the photoelectric sensor on the top surface of the blanking flap below the extension bracket without affecting the layout of the photoelectric sensor.

[0030] In the embodiment, the cutting assembly 2 further comprises a cutting top frame 21, a displacement plate body 22 and a cutting bottom frame 23 arranged in sequence in parallel from top to bottom, the cutting bottom frame 23 is horizontally arranged on the supporting bottom frame 1, a plurality of vertical guide rods 211 are arranged between the cutting top frame 21 and the cutting bottom frame 23, the displacement plate body 22 is movably sleeved on the plurality of guide rods 211 through guide sleeves 221, a cutting cylinder 24 is arranged on the cutting top frame 21, and an output end of the cutting cylinder 24 is connected to the displacement plate body 22 downward; an upper cutting knife 25 is arranged at the bottom of the displacement plate body 22, and a lower cutting knife 26 is arranged at the side of the cutting bottom frame 23. In this way, the displacement plate body is driven by the cutting cylinder to make vertical up-down reciprocating motion between the cutting top frame and the cutting bottom frame, so as to realize up-down interlacing between the upper cutting knife and the lower cutting knife, and complete the cutting action of the rubber product.

[0031] Further, a horizontal buffer pressing plate 28 is further arranged below the displacement plate body 22, a through groove 281 for the up-down penetration of the upper cutting knife 25 is formed in the surface of the buffer pressing plate 28, a plurality of vertical limiting rods 282 are arranged at the top of the buffer pressing plate 28, the plurality of limiting rods 282 are movably inserted on the displacement plate body 22 upward, limiting portions 283 are arranged at the top of the limiting rods 282, and a plurality of compression springs 284 are arranged between the displacement plate body 22 and the buffer pressing plate 28. In this way, the buffer pressing plate forms an elastic pressing action on the rubber product, which can position the rubber product, prevent the cutting position of the rubber product from deviating during the cutting process, ensure the cutting precision, and will not cause excessive pressure damage to the rubber product.

[0032] The above only describes some embodiments of the present application. For those skilled in the art, without departing from the creative concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application.

Claims

1. A cutting device for rubber product manufacturing, characterized in that, It includes a support chassis. A material cutting component is arranged at the front of the support chassis. There is a blanking area with upper and lower openings in the middle of the support chassis. A material turning component is arranged at the rear of the support chassis; The material cutting component has an upper cutting knife and a lower cutting knife arranged vertically. The upper cutting knife realizes the vertical staggered movement with the lower cutting knife through a material cutting cylinder. A downward-sloping blanking inclined plate is arranged at the lower part outside the lower cutting knife; The material turning component includes a bracket, a blanking turning plate, and a turning cylinder. The bracket is fixedly arranged above the support chassis. The outer end of the blanking turning plate is rotatably connected to the support chassis. An extension bracket is arranged in the middle at the top of the blanking turning plate. The main body part of the turning cylinder is rotatably connected to the bracket, and the output end of the turning cylinder is rotatably connected to the extension bracket. When the blanking turning plate is in a horizontal state, the top surface of the blanking turning plate and the end face of the cutting head of the lower cutting knife are on the same horizontal plane; Among them, a photoelectric sensor is further arranged at the top of the blanking turning plate, and the detection beam of the photoelectric sensor faces the direction of the lower cutting knife.

2. The cutting device for rubber product manufacturing according to claim 1, characterized in that, The support chassis includes two parallel and spaced cross beams, and vertical beams are jointly arranged between the two side ends of the two cross beams.

3. The cutting device for rubber product manufacturing according to claim 2, characterized in that, Mounting plates are arranged at the inner ends of the vertical beams at the outer positions. A shaft rod is rotatably arranged between the two mounting plates through bearing parts. The outer end of the blanking turning plate is sleeved on the shaft rod.

4. A cutting device for rubber product manufacturing according to claim 3, characterized in that, The extension bracket has a "冂”-shaped structure, and the bottom end of the extension bracket is vertically connected to the top of the blanking turning plate.

5. A cutting device for rubber product manufacturing according to claim 1, characterized in that, The material cutting component further includes a material cutting top frame, a displacement plate body, and a material cutting bottom frame arranged in parallel vertically in sequence. The material cutting bottom frame is horizontally arranged on the support chassis. Several vertical guide rod bodies are arranged between the material cutting top frame and the material cutting bottom frame. The displacement plate body is movably sleeved on several guide rod bodies through guide sleeves. A material cutting cylinder is arranged on the material cutting top frame, and the output end of the material cutting cylinder is connected downward to the displacement plate body; the upper cutting knife is arranged at the bottom of the displacement plate body, and the lower cutting knife is arranged at the side of the material cutting bottom frame.

6. A cutting device for rubber product manufacturing according to claim 5, characterized in that, A horizontal buffer pressing plate is further arranged below the displacement plate body. A through groove for the upper cutting knife to pass through vertically is opened on the surface of the buffer pressing plate. Several vertical limiting rod bodies are arranged at the top of the buffer pressing plate. The several limiting rod bodies are movably inserted upward into the displacement plate body, and a limiting part is arranged at the top of the limiting rod bodies. A plurality of compression springs are arranged between the displacement plate body and the buffer pressing plate.

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