Adjusting strip shear with adjustable width

Abstract

An inserting rod is arranged on one side of the operation table, a driving roller is rotationally connected to the side, close to the inserting rod, of the operation table, two sets of guide rollers are symmetrically arranged on the two sides of the driving roller, a cutting knife is arranged on the side, away from the inserting rod, of the operation table, and the cutting knife is in sliding connection with the operation table. And an eccentric roller is arranged at the position, located at the upper end of the cutting knife, of the operation table, the eccentric roller is rotationally connected with the operation table, and the eccentric roller is connected with a speed adjusting assembly. When the driving disc rotates, the rotating disc drives the eccentric roller to rotate, the eccentric roller rotates by one circle, so that the cutting knife completes one-time cutting, the air cylinder can change the position of the second motor, then the position of the driving disc is changed, when the driving disc is located at different positions, the rotating disc can rotate at different rotating speeds, and then the rotating speed of the eccentric roller rotating by one circle can be changed. Therefore, the cutting knife cuts at different speeds, and finally the specification of the cut strip is changed.

Description

Technical Field

[0001] The utility model relates to the technical field of design, in particular to a width-adjustable strip shear. Background Art

[0002] Strip metal materials supplied in coils with a large aspect ratio, those with a width greater than 600mm are called wide strips, and those with a width less than 600mm are called narrow strips. The thickness of the strip can be as thin as 0.001mm. The strip is produced by hot rolling or cold rolling. The strip produced by hot rolling is thicker, and the cold rolling method can obtain advantages that hot rolling cannot obtain, and can produce thinner strips with good surface quality, precise dimensions, and high mechanical properties.

[0003] The strip needs to be cut before use, and the specifications of the strip after cutting are different depending on the purpose. The utility model with the existing patent publication number CN214392596U discloses a device for adjusting the shear width of the strip, including a device body, a shaft cylinder, a shearing knife and a strip, the surface of the device body is movably mounted with a movable plate through a sliding component, the surface of the device body is welded with a connecting piece, the surface of the connecting piece is rotatably connected with a first screw, the surface of the first screw is threadedly connected with a limiting plate, the surface of the movable plate is rotatably connected with a second screw, the surface of the shaft cylinder is welded with a lifting block, the surface of the movable plate is provided with a lifting groove, the surface of the shaft cylinder is provided with an auxiliary groove, the surface of the shaft cylinder is movably connected with an auxiliary block through a moving component, and the surface of the auxiliary block is movably connected with a left clamping block through a rotating component; the device can conveniently shear the strip, and can be adjusted accordingly according to the width of the strip, so as to facilitate the limiting of strips of different widths and facilitate cutting.

[0004] After analysis, it was found that the device uses a hydraulic lifting rod to drive the shear knife to move and complete the cutting. During the cutting process, the cutting specifications of the strip cannot be accurately adjusted, and it is difficult to effectively cut out a variety of strips of different specifications, which makes the device have certain limitations when used. Utility Model Content

[0005] The purpose of the utility model is to provide a width-adjustable strip shearing device, which solves the problems raised in the above background.

[0006] In order to solve the above technical problems, the utility model provides a width-adjustable strip shearing device, including an operating table, a plug rod is provided on one side of the operating table, a driving roller is rotatably connected to the side of the operating table close to the plug rod, and two groups of guide rollers are symmetrically provided on both sides of the driving roller, a cutting knife is provided on the side of the operating table away from the plug rod, the cutting knife is slidably connected to the operating table, and a first return spring is provided on the lower surfaces of both ends to cooperate with the operating table, an eccentric roller is provided on the upper end of the operating table at the cutting knife, and the eccentric roller is rotatably connected to the operating table, and the eccentric roller is connected to the operating table, and the eccentric roller is connected to the speed regulating component.

[0007] Furthermore, the speed regulation assembly includes a turntable, a drive disk, a second motor and a cylinder. The turntable is fixedly connected to the eccentric roller, the second motor is slidably connected to the side of the operating table, and the output end is connected to the drive disk. The side of the drive disk is tangent to the surface of the turntable and friction patterns are arranged in cooperation with each other. The second motor is connected to the cylinder.

[0008] Furthermore, a first motor is connected to the end of the driving roller, and the driving roller is directly connected to the two sets of guide rollers through a synchronous belt.

[0009] Furthermore, a side of the operating table close to the cutting knife is slidably connected to a pressing plate via a second return spring.

[0010] Furthermore, a positioning plate is provided on one side of the insertion rod, and the two groups of guide rollers are provided with fixing rings in cooperation with the positioning plate, and a positioning ring is provided on the side of the guide roller away from the fixing ring, and the positioning rings are directly connected by bolts.

[0011] Furthermore, a positioning rod is provided on the side of the operating table close to the cutting knife to cooperate with the positioning plate, and a movable plate is slidably connected to the side of the operating table away from the positioning rod through a screw rod.

[0012] Furthermore, a rotating shaft is arranged on the lower surface of the pressing plate, and the rotating shaft is arranged in multiple groups.

[0013] Furthermore, the operating table is provided with a knife drop groove to cooperate with the cutting knife.

[0014] The beneficial effects of the utility model are:

[0015] Through the mutual cooperation between the cutting knife, eccentric roller, turntable, driving disk, second motor and cylinder, when the driving disk rotates, it will drive the turntable to rotate and then drive the eccentric roller to rotate. Every time the eccentric roller rotates one circle, the cutting knife will complete an up and down movement, that is, one cutting. The cylinder can change the position of the second motor and then change the position of the driving disk. When the driving disk is in different positions, the turntable will rotate at different speeds, which can change the speed of the eccentric roller for one rotation, so that the cutting knife cuts at different speeds, and finally changes the specifications of the cut strip. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of one side of the utility model;

[0019] Figure 3 This is a schematic diagram of the positioning ring structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the eccentric roller structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the knife-dropping groove structure of the utility model;

[0022] Figure 6 It is a schematic diagram of the structure of the pressing plate of the utility model;

[0023] Figure 7 It is a schematic diagram of the rotating shaft structure of the utility model.

[0024] In the figure: 1. operating table; 101. driving roller; 102. guide roller; 103. inserting rod; 104. positioning plate; 105. cutting knife; 106. first return spring; 107. first motor; 108. synchronous belt; 109. knife drop groove; 2. speed regulating assembly; 201. eccentric roller; 202. turntable; 203. driving disk; 204. second motor; 205. cylinder; 3. pressing plate; 301. second return spring; 302. rotating shaft; 4. positioning rod; 401. screw rod; 402. moving plate; 5. positioning ring; 501. bolt. DETAILED DESCRIPTION

[0025] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0026] like Figures 1 to 7As shown, the utility model provides a width-adjustable strip shearing machine, comprising an operating table 1, a plug rod 103 is arranged on one side of the operating table 1, a driving roller 101 is rotatably connected to the side of the operating table 1 close to the plug rod 103, and two groups of guide rollers 102 are symmetrically arranged on both sides of the driving roller 101, a first motor 107 is connected to the end of the driving roller 101, and the driving roller 101 and the two groups of guide rollers 102 are directly connected through a synchronous belt 108, and the rolled strip is inserted on the plug rod 103, and the strip passes through the guide rollers 102, the driving roller 102, and the driving roller 102 in sequence. Roller 101 and guide roller 102, start the first motor 107, can drive the strip to move, a positioning plate 104 is set on one side of the insertion rod 103, and the two sets of guide rollers 102 are matched with the positioning plate 104 and a fixing ring is set, the positioning plate 104 and the fixing ring can determine the position of one side of the rolled strip, the guide roller 102 is far away from the fixing ring. The positioning ring 5 is directly connected by a bolt 501, and the position of the positioning ring 5 can be adjusted according to the width of the rolled strip. The positioning ring 5 cooperates with the fixing ring to place the rolled strip on the conveyor. During the feeding process, the operating table 1 is offset, and a cutting knife 105 is arranged on the side away from the insertion rod 103. The operating table 1 is provided with a knife drop groove 109 to cooperate with the cutting knife 105. The knife drop groove 109 can prevent the cutting knife 105 from directly hitting the operating table 1 and causing damage when the cutting knife 105 is cutting. The cutting knife 105 is slidably connected to the operating table 1, and the lower surfaces of both ends are provided with a first return spring 106 to cooperate with the operating table 1. The operating table 1 is provided with an eccentric roller 201 at the upper end of the cutting knife 105, and the eccentric roller 201 is rotatably connected to the operating table 1. The eccentric roller 201 One rotation can drive the cutting knife 105 to complete one cutting. The eccentric roller 201 is connected to the speed regulating component 2. The side of the operating table 1 close to the cutting knife 105 is slidably connected to the pressing plate 3 through the second return spring 301. The lower surface of the pressing plate 3 is provided with a rotating shaft 302, and the rotating shaft 302 is provided with multiple groups. The pressing plate 3 can keep the strip flat. The side of the operating table 1 close to the cutting knife 105 is provided with a positioning rod 4 in cooperation with the positioning plate 104, and the side of the operating table 1 away from the positioning rod 4 is slidably connected to the moving plate 402 through the screw rod 401.

[0027] like Figure 1 , Figure 2 and Figure 4As shown, the speed regulating assembly 2 includes a turntable 202, a driving disk 203, a second motor 204 and a cylinder 205. The turntable 202 is fixedly connected to the eccentric roller 201. The second motor 204 is slidably connected to the side of the operating table 1, and the output end is connected to the driving disk 203. The side of the driving disk 203 is tangent to the surface of the turntable 202, and friction lines are arranged to cooperate with each other. The second motor 204 starts to drive the driving disk 203 to drive the turntable 202 to rotate, thereby driving the eccentric roller 201 to rotate. The eccentric roller 201 rotates one circle to enable the cutting knife 105 to complete a cutting. The second motor 204 is connected to the cylinder 205. The cylinder 205 can change the position of the second motor 204, thereby changing the position between the driving disk 203 and the turntable 202. When the driving disk 203 is located at different positions, the turntable 202 can rotate at different speeds, thereby changing the speed of the eccentric roller 201, and finally changing the time for the cutting knife 105 to complete a cutting, thereby changing the cutting width.

[0028] The above is based on the ideal embodiment of the utility model. Through the above description, relevant staff can make various changes and modifications without departing from the technical idea of ​​the invention. The technical scope of the invention is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A width-adjustable strip shearing device, comprising an operating table (1), a plug rod (103) being arranged on one side of the operating table (1), a driving roller (101) being rotatably connected to the side of the operating table (1) close to the plug rod (103), and two groups of guide rollers (102) being symmetrically arranged on both sides of the driving roller (101), a cutting knife (105) being arranged on the side of the operating table (1) away from the plug rod (103), the cutting knife (105) being slidably connected to the operating table (1), and first return springs (106) being arranged on the lower surfaces of both ends to cooperate with the operating table (1), characterized in that: The operating table (1) is provided with an eccentric roller (201) at the upper end of the cutting knife (105), and the eccentric roller (201) is rotatably connected to the operating table (1). The eccentric roller (201) is connected to a speed regulating assembly (2), and the speed regulating assembly (2) comprises a rotating disk (202), a driving disk (203), a second motor (204) and a cylinder (205). The rotating disk (202) is fixedly connected to the eccentric roller (201), the second motor (204) is slidably connected to the side of the operating table (1), and the output end is connected to the driving disk (203). The side of the driving disk (203) is tangent to the surface of the rotating disk (202), and friction lines are arranged in cooperation with each other. The second motor (204) is connected to the cylinder (205).

2. A width-adjustable strip shearing device as claimed in claim 1, characterized in that: The end of the driving roller (101) is connected to a first motor (107), and the driving roller (101) is directly connected to two sets of guide rollers (102) via a synchronous belt (108).

3. The width-adjustable strip shearing device according to claim 1, characterized in that: The operating table (1) is slidably connected to a pressing plate (3) on one side close to the cutting knife (105) via a second return spring (301).

4. The width-adjustable strip shearing device according to claim 1, characterized in that: A positioning plate (104) is provided on one side of the insertion rod (103), and the two groups of guide rollers (102) are provided with fixing rings in cooperation with the positioning plate (104), and a positioning ring (5) is provided on the side of the guide roller (102) away from the fixing ring, and the positioning ring (5) is directly connected via bolts (501).

5. The width-adjustable strip shearing device according to claim 1, characterized in that: The side of the operating platform (1) close to the cutting knife (105) is provided with a positioning rod (4) in cooperation with the positioning plate (104), and the side of the operating platform (1) away from the positioning rod (4) is slidably connected to a moving plate (402) via a screw rod (401).

6. The width-adjustable strip shearing device as claimed in claim 3, characterized in that: The lower surface of the pressing plate (3) is provided with a rotating shaft (302), and the rotating shaft (302) is provided in multiple groups.

7. The width-adjustable strip shearing device according to claim 1, characterized in that: The operating table (1) is provided with a knife drop groove (109) in cooperation with the cutting knife (105).

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