A cutting device and method of using the same

Abstract

The object of the present invention is to provide a cutting device and a method of using the same, so as to achieve efficient sorting of rubber materials and solve the problems of low cutting efficiency and obvious incision in traditional cutting equipment. To achieve the above-mentioned object, the solution of the present invention is to provide a cutting device, including: a closed-loop wire saw, the four ends of the wire saw are respectively provided with fulcrums, the fulcrums are arranged on the inner side of the wire saw, the upper side of the wire saw is provided with a cutting device, the cutting device forms an inwardly concave U-shaped cutting groove on the upper side of the wire saw, the cutting device is used to push the wire saw for cutting, the lower side of the wire saw is provided with a damper, the damper is used to compensate for the stroke of the wire saw when the cutting device is working, the wire saw is also connected to a driving device, and the driving device drives the wire saw to move at high speed.

Description

Technical Field

[0001] The invention relates to the field of rubber industry, in particular to a cutting device for cutting rubber materials. Background Art

[0002] The prior art uses a sharp disc knife to cut rubber tire products with cutting angle requirements. The disc knife is driven by a motor to rotate at high speed, and then a linear motion guide is used to move horizontally to cut the tire rubber product. When the product needs to be cut at an angle, the angle between the entire disc knife cut and the product needs to be adjusted.

[0003] CN207465318U discloses a cutting machine that is convenient for cutting rubber, including a base and a workbench. The top of the base is provided with a workbench, a slide rail is installed on one side of the workbench, a slider is sleeved on the slide rail, a support column is installed on one side of the upper end of the slider, the upper end of the support column is rotatably connected to one end of a cross bar, the cross bar is connected to the slider through a spring, the other end of the cross bar is rotatably connected to a saw wheel, the saw wheel is connected to the output shaft of a motor, a saw blade is welded on the edge of the saw wheel, when cutting a small piece of rubber, the rubber can be conveniently cut by simply placing the rubber on the saw wheel, and the rubber can also be easily cut by moving the saw wheel. The slider is moved to move the position of the saw wheel to avoid moving the cutter when using it in different positions. When cutting larger rubber, the rubber can be placed between the baffle and the pressing block, and the pressing block is pushed by the cylinder to fix the rubber block between the baffle and the pressing block. The slider is moved to move the saw wheel to the rubber block, and the handle is held to press the saw wheel down to cut the rubber block. This solution moves in one direction and passes through the entire product cross-section horizontally. The cutting time is long and the efficiency is low. The cutting frequency per unit time is greatly constrained by the motion trajectory, which in turn constrains the production efficiency of the entire line.

[0004] Therefore, it is a technical problem to be solved urgently to provide a cutting device for rubber cutting in the rubber industry in a targeted manner. Summary of the invention

[0005] The object of the present invention is to provide a cutting device and a method for using the same, so as to achieve efficient sorting of rubber materials and solve the problems of low cutting efficiency and obvious incision existing in traditional cutting equipment.

[0006] To achieve the above-mentioned purpose, the solution of the present invention is to provide a cutting device, including: a closed-loop wire saw, wherein the four ends of the wire saw are respectively provided with fulcrums, wherein the fulcrums are arranged on the inner side of the wire saw, and a cutting device is arranged on the upper side of the wire saw, wherein the cutting device forms an inwardly concave U-shaped cutting groove on the upper side of the wire saw, wherein the cutting device is used to push the wire saw for cutting, and a damper is arranged on the lower side of the wire saw, wherein the damper is used to compensate for the stroke of the wire saw when the cutting device is working, and the wire saw is also connected to a driving device, wherein the driving device drives the wire saw to move at high speed; preferably, the fulcrum is a roller; preferably, the driving device is connected to any one of the fulcrums.

[0007] Furthermore, the four fulcrums of the wire saw are arranged on a support frame, and the support frame is provided with an active groove and a passive groove, the active groove is used to limit the moving path of the cutting device, and the passive groove is used to limit the moving path of the damper.

[0008] Furthermore, the cutting device includes two cutting push rods respectively arranged on both sides of the wire saw, the head of the cutting push rod is a push rod head, the push rod head is arranged in the active groove and moves along the active groove, and the push rod head abuts against the wire saw.

[0009] Furthermore, the push rod head includes: a main shaft, a bracket wall panel, a first bearing, a second bearing and a wire cutting wheel, the bracket wall panel is located on both sides of the main shaft, the bracket wall panel is connected to the main shaft through the first bearing, and the wire cutting wheel is connected to the main shaft through the second bearing; preferably, a groove is provided in the middle of the wire cutting wheel for accommodating the wire saw.

[0010] Furthermore, the cutting push rod also includes: a connecting rod and a cylinder tube, the cylinder tube is hollow, the cylinder tube is fixed on the support frame, one end of the connecting rod is fixedly connected to the push rod head, and the other end of the connecting rod is arranged in the cylinder tube and is slidably connected to the cylinder tube; preferably, the cylinder tube is fixed to the support frame through a cylinder bracket.

[0011] Furthermore, the tail ends of the cylinder tubes of the two cutting push rods are connected to the air source mechanism after being intersected by pipelines, ensuring that the two cutting push rods are driven simultaneously; preferably, the heads of the two cylinder tubes and the air source mechanism are respectively connected to the three-way valve; the tail ends of the two cylinder tubes and the air source mechanism are respectively connected to the three-way valve.

[0012] Furthermore, there are two dampers, which are respectively arranged in the passive grooves on both sides of the support frame. The damper includes: a telescopic rod, an elastic element and a damping head. One end of the telescopic rod is connected to the support frame, and the other end of the telescopic rod is connected to the damping head. The elastic element is built into the telescopic rod.

[0013] Furthermore, the structure of the damper is consistent with the structure of the putter head.

[0014] A cutting system of the cutting device includes: a roller, a bracket and an angle adjuster, wherein two brackets are respectively arranged on both sides of the support frame, the roller passes through the circle of the wire saw, and the running direction of the roller is perpendicular to the U-shaped cutting groove. The angle adjuster is arranged between the support frame and the bracket, and the angle adjuster is used to adjust the angle between the support frame and the roller.

[0015] A method for using the cutting device comprises:

[0016] S1: The cutting angle is determined by adjusting the angle between the support frame and the roller by an angle adjuster; the cutting angle α ranges from 15° to 45°;

[0017] S2: The rubber material to be cut is transferred to the wire saw through the roller and then stopped, and the driving device drives the wire saw to move at high speed; the thickness t of the rubber material ranges from 8 to 50 mm;

[0018] S3: The air source mechanism drives the two cutting push rods to move at the same time, driving the U-shaped cutting groove on the upper side of the wire saw to press down and cut the rubber material. The stroke length of the cutting push rod is S; the wire saw tension increases, driving the two dampers to contract, and the stroke of the damper contraction is S / 2; the length of the U-shaped cutting groove is greater than 800mm, S=t / sin(α);

[0019] S4: After the cutting is completed, the air source mechanism drives the two cutting push rods to retract at the same time, driving the U-shaped cutting groove on the upper side of the wire saw to return to its original position, and the damper returns to its original position elastically by the elastic element;

[0020] S5: The roller conveyor transports the cut rubber to the next process.

[0021] Advantages of the present invention:

[0022] 1. The wire saw adopts a steel wire structure with saw teeth, which is light in weight and requires little driving power;

[0023] 2. The motor-driven high-speed wire saw can achieve high-speed cutting, and the speed is adjustable, suitable for different rubber formulas;

[0024] 3. During the cutting process, the wire cutting simultaneously cuts the transverse cutting surface of the entire cross section of the product, which greatly improves the cutting efficiency. The cutting stroke is only the thickness of the product, and the cutting cycle is greatly shortened.

[0025] 4. After cutting, only the surface of the wire saw needs to be cleaned. No external water spray is required for cooling, which will not affect the surface of the product.

[0026] 5. Even if a high-speed wire saw breaks, it is unlikely to cause serious safety problems to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a schematic diagram of a cutting device provided by the present invention;

[0028] Figure 2 is a schematic diagram of a cutting push rod provided by the present invention;

[0029] Figure 3 is a schematic diagram of a damping head provided by the present invention;

[0030] Figure 4 is a schematic diagram of a putter head provided by the present invention;

[0031] Figure 5 It is a schematic diagram of the cutting system provided by the present invention.

[0032] As shown in the figure, 1-damper, 2-cutting push rod, 3-driving device, 4-air source mechanism, 5-cylinder tube, 6-connecting rod, 7-push rod head, 8-elastic element, 9-telescopic rod, 10-damping head, 11-bracket wall panel, 12-first bearing, 13-spindle, 14-second bearing, 15-wire cutting wheel, 16-support frame, 17-roller, 18-bracket, 19-angle adjuster. DETAILED DESCRIPTION

[0033] To make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0034] like Figure 1 As shown, a cutting device comprises: a closed-loop wire saw, wherein the four ends of the wire saw are respectively provided with fulcrums, wherein the fulcrums are provided on the inner side of the wire saw, wherein a cutting device is provided on the upper side of the wire saw, wherein the cutting device forms an inwardly concave U-shaped cutting groove on the upper side of the wire saw, wherein the cutting device is used to push the wire saw for cutting, wherein a damper 1 is provided on the lower side of the wire saw, wherein the damper 1 is used to compensate for the stroke of the wire saw when the cutting device is working, wherein the wire saw is also connected to a driving device 3, wherein the driving device 3 drives the wire saw to move at a high speed; wherein the fulcrum is a roller, wherein the driving device 3 is connected to a roller at the lower part and drives the roller to rotate to drive the wire saw to move clockwise; wherein the four fulcrums of the wire saw are provided on a support frame 16, wherein an active groove and a passive groove are provided on the support frame 16, wherein the active groove is used to limit the moving path of the cutting device, and the passive groove is used to limit the moving path of the damper 1.

[0035] like Figure 2As shown, the cutting device includes two cutting push rods 2 respectively arranged on both sides of the wire saw, the head of the cutting push rod 2 is a push rod head 7, the push rod head 7 is arranged in the active groove and moves along the active groove, the push rod head 7 abuts against the wire saw, and the cutting push rod 2 also includes: a connecting rod 6 and a cylinder tube 5, the cylinder tube 5 is hollow, the cylinder tube 5 is fixed on the support frame 16, one end of the connecting rod 6 is fixedly connected to the push rod head 7, and the other end of the connecting rod 6 is arranged in the cylinder tube 5 and is slidably connected to the cylinder tube 5; the cylinder tube 5 is fixed to the support frame 16 through a cylinder bracket 18.

[0036] like Figure 4 As shown, the push rod head 7 includes: a main shaft 13, a bracket wall panel 11, a first bearing 12, a second bearing 14 and a wire cutting wheel 15, the bracket wall panel 11 is located on both sides of the main shaft 13, the bracket wall panel 11 is connected to the main shaft 13 through the first bearing 12, and the wire cutting wheel 15 is connected to the main shaft 13 through the second bearing 14; a groove is provided in the middle of the wire cutting wheel 15 for accommodating the wire saw; the tails of the cylinder tubes 5 of the two cutting push rods 2 are connected to the air source mechanism 4 after the pipeline intersection, to ensure that the two cutting push rods 2 are driven at the same time; the heads of the two cylinder tubes 5 and the air source mechanism 4 are respectively connected to the three-way valve; the tails of the two cylinder tubes 5 and the air source mechanism 4 are respectively connected to the three-way valve.

[0037] like Figure 3 As shown, there are two dampers 1, which are respectively arranged in the passive grooves on both sides of the support frame 16. The damper 1 includes: a telescopic rod 9, an elastic element 8 and a damping head 10. One end of the telescopic rod 9 is connected to the support frame 16, and the other end of the telescopic rod 9 is connected to the damping head 10. The elastic element 8 is built into the telescopic rod 9. The structure of the damper 1 is consistent with the structure of the push rod head 7.

[0038] like Figure 5 As shown, a cutting system of the cutting device is characterized in that it includes: a roller 17, a bracket 18 and an angle adjuster 19, and the bracket 18 has two and is respectively arranged on both sides of the support frame 16, the roller 17 passes through the circle of the wire saw, and the running direction of the roller 17 is perpendicular to the U-shaped cutting groove, and the angle adjuster 19 is arranged between the support frame 16 and the bracket 18, and the angle adjuster 19 is used to adjust the angle between the support frame 16 and the roller 17.

[0039] Specific working process:

[0040] S1: The cutting angle is determined by adjusting the angle between the support frame 16 and the roller table 17 by the angle adjuster 19; the cutting angle α is 30°;

[0041] S2: The rubber material to be cut is transferred to the wire saw through the roller 17 and then stopped, and the driving device 3 drives the wire saw to move at high speed; the thickness t of the rubber material is 20 mm;

[0042] S3: The air source mechanism 4 drives the two cutting push rods 2 to move at the same time, the head of the cylinder tube 5 exhausts air, and the tail of the cylinder tube 5 inhales air, driving the U-shaped cutting groove on the upper side of the wire saw to press down and cut the rubber material, and the stroke length of the cutting push rod 2 is S; the wire saw tension increases, driving the two dampers 1 to contract, and the contraction stroke of the damper 1 is S / 2; the length of the U-shaped cutting groove is 400mm, S=t / sin(α), S is 40mm;

[0043] S4: After the cutting is completed, the air source mechanism 4 drives the two cutting push rods 2 to retract at the same time, the head of the cylinder tube 5 takes in air, and the tail of the cylinder tube 5 exhausts air, driving the U-shaped cutting groove on the upper side of the wire saw to return to its original position, and the damper 1 returns to its original position elastically by the elastic element 8;

[0044] S5: The roller 17 transports the cut rubber to the next process.

[0045] Obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

Claims

1. A cutting device, characterized in that: The invention comprises: a closed-loop wire saw, wherein four ends of the wire saw are respectively provided with fulcrums, wherein the fulcrums are arranged inside the wire saw, wherein a cutting device is arranged on the upper side of the wire saw, wherein the cutting device forms an inwardly concave U-shaped cutting groove on the upper side of the wire saw, wherein the cutting device is used to push the wire saw to perform cutting, wherein a damper (1) is arranged on the lower side of the wire saw, wherein the damper (1) is used to compensate for the stroke of the wire saw when the cutting device is working, wherein the wire saw is also connected to a driving device (3), wherein the driving device (3) drives the wire saw to move at high speed; The four supporting points of the wire saw are arranged on a support frame (16), and the support frame (16) is provided with an active groove and a passive groove, wherein the active groove is used to limit the moving path of the cutting device, and the passive groove is used to limit the moving path of the damper (1); The fulcrum is a roller; the driving device (3) is connected to any one of the fulcrums; The cutting device comprises two cutting push rods (2) respectively arranged on both sides of the wire saw, the head of the cutting push rod (2) is a push rod head (7), the push rod head (7) is arranged in the active groove and moves along the active groove, and the push rod head (7) abuts against the wire saw; The push rod head (7) comprises: a main shaft (13), a support wall plate (11), a first bearing (12), a second bearing and a wire cutting wheel (15); the support wall plate (11) is located on both sides of the main shaft (13); the support wall plate (11) is connected to the main shaft (13) via the first bearing (12); and the wire cutting wheel (15) is connected to the main shaft (13) via the second bearing; There are two dampers (1) in total, which are respectively arranged in passive grooves on both sides of a support frame (16). The damper (1) comprises: a telescopic rod (9), an elastic element (8) and a damping head (10). One end of the telescopic rod (9) is connected to the support frame (16), and the other end of the telescopic rod (9) is connected to the damping head (10). The elastic element (8) is built into the telescopic rod (9).

2. A cutting device according to claim 1, characterized in that: The cutting push rod (2) further comprises: a connecting rod (6) and a cylinder tube (5); the cylinder tube (5) is hollow inside and fixed to the support frame (16); one end of the connecting rod (6) is fixedly connected to the push rod head (7); the other end of the connecting rod (6) is disposed inside the cylinder tube (5) and is slidably connected to the cylinder tube (5).

3. A cutting device according to claim 2, characterized in that: The tails of the cylinder pipes (5) of the two cutting push rods (2) are connected to the air source mechanism (4) through pipelines after being intersected, so as to ensure that the two cutting push rods (2) are driven simultaneously.

4. A cutting device according to claim 3, characterized in that: The structure of the damper (1) is consistent with the structure of the push rod head (7).

5. A cutting system comprising the cutting device according to any one of claims 1 to 4, characterized in that: include: A roller (17), a bracket (18) and an angle adjuster (19), wherein two brackets (18) are respectively arranged on both sides of the support frame (16), the roller (17) passes through the circle of the wire saw, and the running direction of the roller (17) is perpendicular to the U-shaped cutting groove. The angle adjuster (19) is arranged between the support frame (16) and the bracket (18), and the angle adjuster (19) is used to adjust the angle between the support frame (16) and the roller (17).

6. A method for using the cutting system according to claim 5, characterized in that: include: S1: adjusting the angle between the support frame (16) and the roller table (17) by means of an angle adjuster (19) to determine a cutting angle; The cutting angle α ranges from 15° to 45°; S2: The rubber material to be cut is transferred to the wire saw through a roller (17) and then stopped, and the driving device (3) drives the wire saw to move at high speed; the thickness t of the rubber material ranges from 8 to 50 mm; S3: The air source mechanism (4) drives the two cutting push rods (2) to move at the same time, driving the U-shaped cutting groove on the upper side of the wire saw to press down and cut the rubber material, and the stroke length of the cutting push rod (2) is S; the tension of the wire saw increases, driving the two dampers (1) to contract, and the contraction stroke of the dampers (1) is S / 2; the length of the U-shaped cutting groove is greater than 800 mm, S = t / sin (α); S4: After the cutting is completed, the air source mechanism (4) simultaneously drives the two cutting push rods (2) to retract, driving the U-shaped cutting groove on the upper side of the wire saw to return to its original position, and the damper (1) is elastically returned to its original position by the elastic element (8); S5: The roller conveyor (17) transports the cut rubber material to the next process.

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