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CN-122007979-A - Steel belt width-fixing trimming machine and trimming method

CN122007979ACN 122007979 ACN122007979 ACN 122007979ACN-122007979-A

Abstract

The invention discloses a steel belt fixed-width trimming machine and a trimming method, which belong to the technical field of steel belt trimming devices, wherein the steel belt fixed-width trimming machine comprises a frame, a plurality of groups of trimming stations and clamping stations, wherein the groups of trimming stations and clamping stations are arranged on the frame, the trimming stations are arranged between two adjacent groups of clamping stations, a steel belt to be trimmed sequentially passes through the clamping stations and the trimming stations, when the steel belt is tensioned, a shading component is reset, light rays emitted by a detection component can smoothly pass through the shading component, a driving component immediately stops driving a pressing plate, so that the pressing plate maintains stable pressing force, and in the whole process, the driving component slowly pressurizes the pressing plate, so that the surface damage of the steel belt caused by pressure surge can be avoided, the problem that the instantaneous load is overlarge at a traction mechanism at the station of a tractor can be prevented, and the equipment is ensured to be stably and reliably operated.

Inventors

  • LI XUEWEN
  • WU XIAOKE
  • ZHOU HONGCHAO

Assignees

  • 太原日德泰兴精密不锈钢股份有限公司

Dates

Publication Date
20260512
Application Date
20260316

Claims (10)

  1. 1. The steel belt width-fixing trimming machine comprises a frame (1) and a plurality of groups of trimming stations (4) and clamping stations (3) which are arranged on the frame (1), and is characterized in that the trimming stations (4) are arranged between two adjacent groups of clamping stations (3), and a steel belt (2) to be trimmed sequentially passes through the clamping stations (3) and the trimming stations (4); The trimming station (4) comprises a cutter, and the position of the cutter can be adjusted relative to the frame (1) along the width direction of the steel belt (2); The clamping station (3) is provided with a bottom plate (302) and a pressing plate (301) arranged above the bottom plate (302), a protection pad (6) is arranged between the pressing plate (301) and the bottom plate (302), the steel belt (2) passes through the protection pad (6) in a folded shape, and the protection pad (6) is pressed on the surface of the steel belt (2) in the process that the pressing plate (301) approaches the bottom plate (302), so that the steel belt (2) between the adjacent clamping stations (3) is kept in a tight state.
  2. 2. The trimming machine for fixing width of steel strip according to claim 1, wherein the clamping station (3) is provided with a driving assembly for driving the pressing plate (301) to be close to or far away from the bottom plate (302).
  3. 3. The trimming machine for fixing the width of the steel strip according to claim 2, wherein detection assemblies (7) are arranged at two adjacent clamping stations (3), the detection assemblies (7) are used for detecting whether the steel strip (2) between the two adjacent clamping stations (3) is stretched or not, and the detection assemblies (7) are electrically connected with the driving assemblies.
  4. 4. The steel strip width-fixing trimming machine according to claim 3, wherein the detection assembly (7) is arranged parallel to the travelling direction of the steel strip (2), the detection assembly (7) is provided with a shading assembly in a matching mode, the shading assembly can synchronously move along with the raised part of the steel strip (2) and shade light rays emitted by the detection assembly (7) in the moving process, and when the steel strip (2) between two adjacent groups of clamping stations (3) is tensioned, the shading assembly reversely moves to reset and is staggered with the light rays emitted by the detection assembly (7).
  5. 5. The trimming machine for fixing the width of the steel strip according to claim 4, wherein the shading component comprises an upper pressing roller (11) and a lower pressing roller (12) which are attached to the upper side and the lower side of the steel strip (2), the upper pressing roller (11) and the lower pressing roller (12) are arranged on a supporting component, and the supporting component can move relative to the frame (1) along the advancing direction of the steel strip (2); The automatic light shielding device is characterized in that a gear (19) is rotatably arranged on the supporting component, the gear (19) is meshed with a driving rack (18) arranged on the frame (1), a driven rack (20) is arranged on the supporting component, the driven rack (20) can move along the advancing direction perpendicular to the steel belt (2) relative to the supporting component, a light shielding plate (9) is fixedly arranged at the driven rack (20), the driven rack (20) is meshed with the gear (19), and in the synchronous movement process of the light shielding component along with the steel belt (2), the meshing of the gear (19) and the driven rack (20) can drive the light shielding plate (9) to move and coincide with light emitted by the detecting component (7).
  6. 6. The trimming machine for fixing a width of a steel strip according to claim 5, wherein the supporting member is elastically connected to the frame (1) along a traveling direction of the steel strip (2), and is returned under elastic force when the steel strip (2) between the adjacent two clamping stations (3) is tightened.
  7. 7. The trimming machine for fixing width of steel strip according to claim 1, wherein a base is arranged at the clamping station (3), and the bottom plate (302) is fixedly connected with the base.
  8. 8. The trimming machine for the fixed width of the steel strip according to claim 1, wherein the uncoiler station and the tractor station are respectively arranged at two ends of the steel strip (2), and one end of the steel strip (2) is led out from the uncoiler station, sequentially passes through the clamping station (3) and the trimming station (4) and is finally connected with the tractor station.
  9. 9. The trimming machine for fixed width of steel strip according to claim 5, wherein said lower press roller (12) is rotatably fitted to said supporting member, and said upper press roller (11) is movable with respect to said supporting member in a direction perpendicular to a traveling direction of said steel strip (2).
  10. 10. A trimming method using the steel strip width-fixing trimmer according to any one of claims 1 to 9, characterized by comprising the steps of passing the steel strip (2) through the clamping station (3) and the trimming station (4) in sequence so that the steel strip (2) is located between the pressing plate (301) and the bottom plate (302) and is placed inside the protection pad (6), driving the pressing plate (301) to approach the bottom plate (302) to clamp the steel strip (2) so that the steel strip (2) between two adjacent clamping stations (3) is kept in a tight state, and cutting the side edges of the steel strip (2) by a cutter at the trimming station (4).

Description

Steel belt width-fixing trimming machine and trimming method Technical Field The invention relates to the technical field of steel strip trimming devices, in particular to a steel strip width-fixing trimming machine and a trimming method. Background The steel strip is a narrow and long plate rolled from carbon steel and other materials, is mainly used as a traction bearing member of a belt conveyor, can also be used for bundling goods, and is a metal section widely applied to industrial production. Chinese patent CN219211859U discloses a steel band deburring mechanism, including knife rest body, lead screw, bevel connection knife rest, open on knife rest body upper portion has rectangular first opening, first opening embeds there is the bevel connection knife rest, the lead screw passes the knife rest body of first opening both sides and links to each other with the bevel connection knife rest, install the bevel connection knife on the bevel connection knife rest. The distance between the two bevel blade holders is controlled through the screw rod so as to adapt to steel belts with different widths, the adjustment is simple, the direct contact with the cutter is not needed, and no danger is generated. In the use process of the device, the side cutting of the steel belt is finished only through a group of bevel blades, and an effective limiting and clamping positioning structure for the steel belt is not arranged, so that the running stability of the steel belt at the cutting position is poor, the running and the offset are easy to occur, and the stable cutting working condition and the trimming precision are difficult to guarantee. In the prior art, two groups of press rollers are used for limiting the steel belt so as to maintain the tightening state of the steel belt at the cutter, and the scheme is a common limiting mode of small and medium-sized steel belt trimming equipment due to a simple structure. However, the press roller and the steel belt are in line contact, the contact area is limited, the clamping constraint range of the steel belt is small, the tensioning and positioning effects are poor, slight looseness and shaking of the steel belt in a cutting section can not be effectively restrained, the problem that the cutting posture of the steel belt is unstable still easily occurs, and the consistency of trimming quality is affected. Therefore, it is necessary to provide a trimming machine and a trimming method for trimming a steel strip to solve the above-mentioned problems. Disclosure of Invention The invention aims to provide a steel belt fixed-width trimming machine and a trimming method, which are used for solving the technical problems in the background technology. Based on the thought, the invention provides the technical scheme that the steel belt width-fixing trimming machine comprises a frame, a plurality of groups of trimming stations and clamping stations, wherein the groups of trimming stations and the clamping stations are arranged on the frame, the trimming stations are arranged between two adjacent groups of clamping stations, and a steel belt to be trimmed sequentially passes through the clamping stations and the trimming stations; the trimming station comprises a cutter, and the position of the cutter can be adjusted relative to the frame along the width direction of the steel belt; The clamping station is provided with a bottom plate and a pressing plate positioned above the bottom plate, a protection pad is arranged between the pressing plate and the bottom plate, the steel belt passes through the protection pad in a folded mode, and the protection pad is pressed on the surface of the steel belt in the process that the pressing plate approaches to the bottom plate, so that the steel belt between the adjacent clamping stations is kept in a tight state. As a further scheme of the invention, a driving assembly is arranged at the clamping station and is used for driving the pressing plate to be close to or far away from the bottom plate. As a further scheme of the invention, detection assemblies are arranged at the two adjacent clamping stations and are used for detecting whether the steel belt between the two adjacent clamping stations is tight or not, and the detection assemblies are electrically connected with the driving assemblies. The invention further provides a scheme that the detection assembly is arranged parallel to the travelling direction of the steel belt, the detection assembly is provided with a shading assembly in a matched mode, the shading assembly can synchronously move along with the raised part of the steel belt and shade light rays emitted by the detection assembly in the moving process, and when the steel belt between two adjacent groups of clamping stations is tensioned, the shading assembly reversely moves to reset and is staggered with the light rays emitted by the detection assembly. The invention further provides a scheme that the shading component compr