Tail cutting device suitable for strip steel
By designing a tail-cutting device that includes rotating, clamping and cutting parts, the problem of low cutting efficiency and uneven cutting surfaces in the irregular parts of the strip tail is solved, an efficient and automated cutting process is achieved, and labor intensity is reduced. .
Patent Information
- Application Number
- CN202420167227.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-24
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-01-24
AI Technical Summary
In the prior art, cutting of irregular parts of the tail of the strip steel mainly relies on manual operations, resulting in low cutting efficiency, uneven cutting surfaces, and high labor intensity, making it difficult to meet the needs of large-scale production.
A tail-cutting device including a rotating part, a clamping part and a cutting part is designed. The rotating part rotates the strip, the clamping part stabilizes the tail of the strip through the clamping mechanism, and the cutting part uses a cutting gun to cut along the line to achieve automated cutting.
It improves the cutting efficiency of the irregular parts of the strip tail, reduces labor intensity, ensures the flushness of the cutting surface, and can meet the needs of mass production.
Smart Images
Figure CN222369942U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a tail cutting device, in particular to a device capable of cutting off the irregular part of the tail of a strip steel, belonging to the technical field of strip steel tail cutting equipment. Background Art
[0002] During the rolling process of the strip produced by the rolling line, the tail of the produced strip product is irregular due to the deformation of the steel billet itself and the rolling line accuracy. When the strip product is delivered to the customer, it needs to have a regular shape and must not have irregular deformation of the tail. The irregular part of the strip tail needs to be cut. At present, the cutting of the irregular part of the strip tail is done manually. The staff manually pulls out the strip tail and then uses a cutting gun to cut it. Due to the problem of manual operation accuracy, the cutting line is not straight, and the cutting surface of the strip tail is not flush, which has a certain impact on the appearance of the strip product. Moreover, manual cutting is inefficient and time-consuming, and the number of strip products is huge. The efficiency of manual cutting obviously cannot meet the needs of the strip tail cutting task. Therefore, a tail cutting device is needed, which is required to be able to efficiently cut the irregular part of the strip tail, thereby improving the cutting efficiency and reducing the labor intensity. Utility Model Content
[0003] The utility model aims to overcome the deficiencies of the prior art and provide a tail cutting device suitable for strip steel, which can not only reduce the labor intensity of the staff but also improve the cutting efficiency of the irregular part of the tail of the strip steel.
[0004] The problem described in the utility model is solved by the following technical solutions:
[0005] A tail cutting device suitable for strip steel comprises a rotating part, a clamping part and a cutting part; the rotating part is arranged on one side of the clamping part, and the strip steel is placed on the rotating part; the clamping part comprises two identical clamping mechanisms, and the two clamping mechanisms are arranged oppositely on the ground; the cutting part is arranged between the two clamping mechanisms; the rotating part comprises a rotating mechanism and a positioning mechanism; the number of the rotating mechanisms is two, and they are symmetrically arranged on the ground; the positioning mechanism is arranged between the two rotating mechanisms.
[0006] The above-mentioned tail cutting device suitable for strip steel, the clamping mechanism includes a vertical plate, a first motor, a fixed roller, a moving roller, a U-shaped frame and a guide rod; the vertical plate is provided with a square hole along its thickness direction; the two ends of the fixed roller are respectively axially connected to the two sides of the inner wall of the square hole of the vertical plate; the first motor is arranged on the outer wall of the vertical plate, and its output shaft passes through the vertical plate and is connected with the fixed roller; the two ends of the moving roller are respectively axially connected to the two ends of the inner wall of the U-shaped frame, and the moving roller is in the square hole of the vertical plate, the moving roller is located directly above the fixed roller, and the axis of the fixed roller is parallel to the axis of the moving roller; the U-shaped frame is provided with a guide rod, the top end of the inner wall of the square hole of the vertical plate is provided with a guide hole, and the guide rod passes through the guide hole at the top end of the inner wall of the square hole of the vertical plate, and a spring is arranged in the guide hole, and the spring contacts and presses on the guide rod; the moving roller is in contact with the fixed roller.
[0007] The above-mentioned tail cutting device is suitable for strip steel, and the rotating mechanism includes a bearing seat, a roller and a second motor; the two ends of the roller are respectively arranged on different bearing seats; the housing of the second motor is arranged on the bearing seat, and its output shaft is connected to the end of the roller; the axis line of the roller is parallel to the axis line of the fixed roller.
[0008] The above-mentioned tail cutting device suitable for strip steel, the positioning mechanism includes a third motor, a first lead screw, a slide rail and a limit piece; the slide rail is arranged between two rotating mechanisms, and the center line of the slide rail is parallel to the axial line of the roller; the third motor is located at one end of the slide rail, and a first connecting plate is arranged at the other end of the slide rail, one end of the first lead screw is connected to the output shaft of the third motor, and the other end is axially connected to the first connecting plate; the number of the limit pieces is two, and they are all arranged on the slide rail; the limit piece includes a slider, a first lead screw nut and a limit plate; the slider is slidably arranged on the slide rail; a hole is arranged at the bottom end of the slider along the center line direction of the slide rail, and a first lead screw nut is arranged in the hole; the first lead screw is passed through the first lead screw nut, and the first lead screw nuts on two different limit pieces are arranged in opposite directions to each other; the limit plate is arranged on the upper end surface of the slider.
[0009] The above-mentioned tail cutting device suitable for strip steel, the cutting part includes a crossbeam, a fourth motor, a second lead screw, a second lead screw nut, a transverse block, a lifting block and a cutting gun; the crossbeam is arranged between the two vertical plates through a bracket, and the center line of the crossbeam is parallel to the axis line of the fixed roller; the fourth motor is arranged at one end of the upper end surface of the crossbeam, and the other end is provided with a second connecting plate, and one end of the second lead screw is connected to the output shaft of the fourth motor, and the other end of the second lead screw is axially connected to the second connecting plate; the second lead screw nut is arranged on the second lead screw; the crossbeam is provided with a vertically penetrating strip hole along its length direction; the transverse block is located below the crossbeam, and a connecting frame is provided on the second lead screw nut, and the connecting frame passes through the strip hole of the crossbeam and is connected to the transverse block; the lower end surface of the transverse block is provided with a hole, and the lifting block is inserted into the hole at the bottom end of the transverse block; the side wall of the transverse block is provided with a threaded hole, and the bolt passes through the threaded hole of the transverse block and presses on the lifting block; the bottom end of the lifting block is provided with a cutting gun.
[0010] The utility model moves the steel strip to rotate by the rotating part, thereby facilitating the removal of the tail of the steel strip; the tail of the steel strip is taken out by cooperating with the rotating part through the clamping part, and ensures that the tail of the steel strip can be stable and motionless when the cutting part cuts the irregular part of the tail of the steel strip, thereby ensuring that the cutting operation is carried out reliably. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.
[0012] The list of numbers in the figure is: 1. vertical plate, 2. first motor, 3. fixed roller, 4. moving roller, 5. U-shaped frame, 6. bearing seat, 7. roller, 8. second motor, 9. third motor, 10. slide rail, 11. slider, 12. limit plate, 13. crossbeam, 14. second screw nut, 15. transverse block, 16. cutting gun. DETAILED DESCRIPTION
[0013] See also Figure 1 The utility model includes a rotating part, a clamping part and a cutting part; the rotating part is used to drive the strip to rotate; the clamping part is used to clamp the tail of the strip to ensure that the cutting part can smoothly cut the tail of the strip; the rotating part is arranged on one side of the clamping part, and the strip is placed on the rotating part; the clamping part includes two identical clamping mechanisms, and the two clamping mechanisms are arranged oppositely on the ground; the cutting part is arranged between the two clamping mechanisms; the rotating part includes a rotating mechanism and a positioning mechanism; the rotating mechanism drives the strip to rotate, and the positioning mechanism can ensure that the strip does not deviate; the number of the rotating mechanisms is two, and they are symmetrically arranged on the ground; the positioning mechanism is arranged between the two rotating mechanisms.
[0014] The clamping mechanism includes a vertical plate 1, a first motor 2, a fixed roller 3, a moving roller 4, a U-shaped frame 5 and a guide rod; the vertical plate 1 is provided with a square hole along its thickness direction; the two ends of the fixed roller 3 are respectively axially connected to the two sides of the inner wall of the square hole of the vertical plate 1; the first motor 2 is arranged on the outer wall of the vertical plate 1, and its output shaft penetrates the vertical plate 1 and is connected to the fixed roller 3; the first motor 2 can drive the fixed roller 3 to rotate, thereby driving the tail of the strip to move; the two ends of the moving roller 4 are respectively axially connected to the two ends of the inner wall of the U-shaped frame 5, and the moving roller 4 is in the square hole of the vertical plate 1, and the moving roller 4 is located directly above the fixed roller 3. The axis line of the fixed roller 3 is parallel to the axis line of the moving roller 4; the moving roller 4 and the fixed roller 3 cooperate to clamp the tail of the strip and move the tail of the strip; a guide rod is provided on the U-shaped frame 5, and a guide hole is provided at the top of the inner wall of the square hole of the vertical plate 1, and the guide rod penetrates the guide hole at the top of the inner wall of the square hole of the vertical plate 1, and a spring is provided in the guide hole, and the spring presses on the guide rod; the moving roller 4 is in contact with the fixed roller 3; the guide rod provides a guide for the vertical movement of the moving roller 4, and the spring ensures that the moving roller 4 can be tightly pressed on the fixed roller 3, thereby ensuring that the fixed roller 3 and the moving roller 4 can reliably clamp the tail of the strip.
[0015] The rotating mechanism includes a bearing seat 6, a roller 7 and a second motor 8; the two ends of the roller 7 are respectively arranged on different bearing seats 6; the housing of the second motor 8 is arranged on the bearing seat 6, and its output shaft is connected to the end of the roller 7; the second motor 8 can drive the roller 7 to rotate, and then drive the strip thereon to rotate; the axis of the roller 7 is parallel to the axis of the fixed roller 3.
[0016] The positioning mechanism includes a third motor 9, a first lead screw, a slide rail 10 and a limiter; the slide rail 10 is arranged between the two follow-up mechanisms, and the center line of the slide rail 10 is parallel to the axis line of the roller 7; the third motor 9 is located at one end of the slide rail 10, and a first connecting plate is arranged at the other end of the slide rail 10, one end of the first lead screw is connected to the output shaft of the third motor 9, and the other end is axially connected to the first connecting plate; the first lead screw can be driven to rotate by the third motor 9; the number of the limiters is two, and they are all arranged on the slide rail 10; the limiter includes a slider 11, a first lead screw nut and a limiter plate 12; the slider 11 slides It is arranged on the slide rail 10; the slider 11 can slide on the slide rail 10; a hole is arranged at the bottom end of the slider 11 along the center line direction of the slide rail 10, and a first lead screw nut is arranged in the hole; the first lead screw passes through the first lead screw nut, and the first lead screw nuts on two different limit members are arranged in opposite directions to each other. Since the two first lead screw nuts are arranged in opposite directions, when the first lead screw rotates, the two lead screw nuts move in opposite directions to each other, approaching or moving away from each other; the limit plate 12 is arranged on the upper end surface of the slider 11; the two limit plates 12 realize the clamping of the strip steel, thereby limiting the position of the strip steel to prevent the strip steel from running off when rotating.
[0017] The cutting part includes a crossbeam 13, a fourth motor, a second lead screw, a second lead screw nut 14, a transverse block 15, a lifting block and a cutting gun 16; the crossbeam 13 is arranged between the two vertical plates 1 through a bracket, and the center line of the crossbeam 13 is parallel to the axis line of the fixed roller 3; the fourth motor is arranged at one end of the upper end surface of the crossbeam 13, and a second connecting plate is arranged at the other end, and one end of the second lead screw is connected to the output shaft of the fourth motor, and the other end of the second lead screw is axially connected to the second connecting plate; the second lead screw nut 14 is arranged on the second lead screw; the fourth motor drives the second lead screw to rotate, and then drives the second lead screw nut 14 to move along the second lead screw; the crossbeam 13 is provided with a vertically penetrating strip hole along its length direction; the The transverse block 15 is located below the cross beam 13, and a connecting frame is provided on the second lead screw nut 14, which passes through the strip hole of the cross beam 13 and is connected to the transverse block 15; the second lead screw nut 14 drives the transverse block 15 to move synchronously; a hole is provided on the lower end face of the transverse block 15, and the lifting block is inserted into the hole at the bottom end of the transverse block 15; the vertical height of the cutting gun 16 is adjusted by lifting and lowering the lifting block; threaded holes are provided on the side walls of the transverse block 15, and bolts pass through the threaded holes of the transverse block 15 and press on the lifting block; the position of the transverse block 15 can be fixed by tightening the bolts; a cutting gun 16 is provided at the bottom end of the lifting block; the transverse block 15 drives the cutting gun 16 to move synchronously horizontally, thereby accurately cutting the tail of the strip horizontally.
[0018] Actual use process: the steel strip is transferred to the two rollers 7 by means of a lifting device such as an overhead crane, and then the third motor 9 is started, so that the two limit plates 12 are close to each other and limit the steel strip on both sides to prevent the steel strip from running off during rotation; then the second motor 8 is started to drive the steel strip to rotate, pull the tail of the steel strip, and drag it between the fixed roller 3 and the movable roller 4. Both sets of clamping mechanisms clamp the tail of the steel strip, and at the same time, the first motor 2 is started to give the tail of the steel strip a dragging force, and the tail of the steel strip is pulled out in coordination with the rotation of the rollers until the tail of the steel strip is irregular. When all the parts have passed under the cutting gun 16, the action of each motor is stopped, and the cutting gun 16 is opened to cut the boundary of the irregular part of the tail of the strip. At the same time, the fourth motor is started to drive the cutting gun to move horizontally. During the cutting process, the cutting gun moves horizontally to cut the tail of the strip along the line until the irregular part of the tail is completely cut off. Then the first motor 2 and the second motor 8 are reversed, driving the strip to reverse, and the pulled-out regular tail is retracted until it is completely recovered, and then it is lifted away. At this point, the irregular cutting operation of the strip tail is completed.
Claims
1. A tail cutting device suitable for strip steel, characterized in that: It includes a rotating part, a clamping part and a cutting part; the rotating part is arranged on one side of the clamping part, and the strip is placed on the rotating part; the clamping part includes two identical clamping mechanisms, and the two clamping mechanisms are oppositely arranged on the ground; the cutting part is arranged between the two clamping mechanisms; the rotating part includes a rotating mechanism and a positioning mechanism; the number of the rotating mechanisms is two, and they are symmetrically arranged on the ground; the positioning mechanism is arranged between the two rotating mechanisms.
2. The tail cutting device for strip steel according to claim 1, characterized in that: The clamping mechanism comprises a vertical plate (1), a first motor (2), a fixed roller (3), a movable roller (4), a U-shaped frame (5) and a guide rod; the vertical plate (1) is provided with a square hole along its thickness direction; the two ends of the fixed roller (3) are respectively axially connected to the two sides of the inner wall of the square hole of the vertical plate (1); the first motor (2) is arranged on the outer wall of the vertical plate (1), and its output shaft passes through the vertical plate (1) and is connected to the fixed roller (3); the two ends of the movable roller (4) are respectively axially connected to the inner wall of the U-shaped frame (5); The U-shaped frame (5) is provided with a guide rod, and the top of the inner wall of the square hole of the vertical plate (1) is provided with a guide hole, and the guide rod penetrates the guide hole at the top of the inner wall of the square hole of the vertical plate (1), and a spring is provided in the guide hole, and the spring contacts and presses on the guide rod; the movable roller (4) is in contact with the fixed roller (3).
3. The tail cutting device for strip steel according to claim 2, characterized in that: The rotating mechanism comprises a bearing seat (6), a roller (7) and a second motor (8); the two ends of the roller (7) are respectively arranged on different bearing seats (6); the housing of the second motor (8) is arranged on the bearing seat (6), and its output shaft is connected to the end of the roller (7); the axis of the roller (7) is parallel to the axis of the fixed roller (3).
4. The tail cutting device for strip steel according to claim 3 is characterized in that: The positioning mechanism comprises a third motor (9), a first lead screw, a slide rail (10) and a limiter; the slide rail (10) is arranged between the two follow-up mechanisms, and the center line of the slide rail (10) is parallel to the axis line of the roller (7); the third motor (9) is located at one end of the slide rail (10), and the other end of the slide rail (10) is provided with a first connecting plate, one end of the first lead screw is connected to the output shaft of the third motor (9), and the other end is axially connected to the first connecting plate; the number of the limiters is two, and both are arranged on the slide rail (10); the limiter comprises a slider (11), a first lead screw nut and a limiter plate (12); the slider (11) is slidably arranged on the slide rail (10); a hole is arranged at the bottom end of the slider (11) along the center line direction of the slide rail (10), and a first lead screw nut is arranged in the hole; the first lead screw passes through the first lead screw nut, and the first lead screw nuts on two different limiters are arranged in opposite directions to each other; the limiter plate (12) is arranged on the upper end surface of the slider (11).
5. The tail cutting device for strip steel according to claim 4, characterized in that: The cutting part comprises a crossbeam (13), a fourth motor, a second lead screw, a second lead screw nut (14), a traverse block (15), a lifting block and a cutting gun (16); the crossbeam (13) is arranged between the two vertical plates (1) through a bracket, and the center line of the crossbeam (13) is parallel to the axis line of the fixed roller (3); the fourth motor is arranged at one end of the upper end surface of the crossbeam (13), and the other end is provided with a second connecting plate, and one end of the second lead screw is connected to the output shaft of the fourth motor, and the other end of the second lead screw is axially connected to the second connecting plate; the second lead screw nut (14) is arranged on the second lead screw The cross beam (13) is provided with a vertically penetrating strip hole along its length direction; the transverse block (15) is located below the cross beam (13), and a connecting frame is provided on the second lead screw nut (14), and the connecting frame passes through the strip hole of the cross beam (13) and is connected to the transverse block (15); a hole is provided on the lower end surface of the transverse block (15), and the lifting block is inserted into the hole at the bottom end of the transverse block (15); a threaded hole is provided on the side wall of the transverse block (15), and a bolt passes through the threaded hole of the transverse block (15) and presses on the lifting block; a cutting gun (16) is provided at the bottom end of the lifting block.