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CN-121972543-A - Unilateral pre-bending machine of steel sheet

CN121972543ACN 121972543 ACN121972543 ACN 121972543ACN-121972543-A

Abstract

The invention relates to a steel plate unilateral pre-bending machine which comprises a shell, wherein limit mechanisms are symmetrically and slidably arranged on the outer side wall of the shell, a positioning mechanism and a lower die mechanism are fixedly arranged in the shell, an upper die mechanism is slidably arranged in the shell, the upper die mechanism is positioned above the lower die mechanism, the positioning mechanism positions a steel plate at the bottom of the upper die mechanism, the shell is used for installing the limit mechanisms, the positioning mechanism, the lower die mechanism and the upper die mechanism, the limit mechanisms are used for limiting one side of the steel plate, the positioning mechanism is used for limiting the bottom of a top steel plate, and the lower die mechanism is matched with the upper die mechanism and used for bending one side of the steel plate. This unilateral bending machine in advance of steel sheet can carry out the continuous preflex to the steel sheet, not only is convenient for adjust the angle of bending, and the position of automatically move the steel sheet moreover to can fix a position the steel sheet, the operation is comparatively simple, and labour saving and time saving has improved preflex efficiency.

Inventors

  • HU XIAOJUN
  • LIU HANRUI
  • LI CHENG
  • WAN QI

Assignees

  • 湖北省川林钢结构制造有限公司

Dates

Publication Date
20260505
Application Date
20260401

Claims (8)

  1. 1. The utility model provides a unilateral bending machine in advance of steel sheet, includes casing (1), the lateral wall symmetry slidable mounting of casing (1) has stop gear (2), the inside fixed mounting of casing (1) has positioning mechanism (3) and lower mould mechanism (4), the inside slidable mounting of casing (1) has last mould mechanism (5), go up mould mechanism (5) and be located the top of lower mould mechanism (4), positioning mechanism (3) are with the steel sheet location in the bottom of last mould mechanism (5), its characterized in that: the shell (1) is used for installing a limiting mechanism (2), a positioning mechanism (3), a lower die mechanism (4) and an upper die mechanism (5); the limiting mechanism (2) is used for limiting one side of the steel plate; The positioning mechanism (3) is used for the bottom of the top steel plate; the lower die mechanism (4) is matched with the upper die mechanism (5) and is used for bending one side of the steel plate.
  2. 2. The unilateral preflex machine of steel sheet of claim 1, wherein, stop gear (2) include two fixed plates (21), two fixed plate (21) all fixed connection is at the lateral wall of casing (1), and the inside of two fixed plate (21) all installs spacing roller box (22) in a sliding way, and two fixed plate (21) all pass through first bolt with spacing roller box (22) threaded connection at the lateral wall of casing (1), spacing roller (23) are installed in the inside rotation of spacing roller box (22).
  3. 3. The unilateral preflex machine of steel sheet of claim 1, wherein the outside of spacing roller box (22) is fixedly installed and is extended to the inside slider of fixed plate (21), the inside of fixed plate (21) has been seted up and has been matchd the spout of slider.
  4. 4. The unilateral preflex machine of steel sheet of claim 1, wherein, positioning mechanism (3) include sleeve (31), sleeve (31) fixed connection is in the inside of casing (1), the inside fixed mounting of casing (1) has first hydro-cylinder (32) that are located the inside of sleeve (31), the output fixed mounting of first hydro-cylinder (32) has locating plate (33).
  5. 5. The unilateral preflex machine of steel sheet of claim 1, wherein, lower mould mechanism (4) include second hydro-cylinder (41), second hydro-cylinder (41) fixed connection is in the inside of casing (1), the output fixed mounting of second hydro-cylinder (41) has lower mould loading board (42), the top slidable mounting of lower mould loading board (42) has lower mould (43), lower mould (43) pass through the top of second bolt threaded connection at lower mould loading board (42), the inside longitudinal fixed mounting of casing (1) has lower mould deflector (44).
  6. 6. The single-sided pre-bending machine of steel plate according to claim 5, wherein a slide bar extending into the lower die bearing plate (42) is fixedly arranged at the bottom of the lower die (43), and a slide way matched with the slide bar is arranged at the top of the lower die bearing plate (42).
  7. 7. The unilateral preflex machine of steel plate of claim 5, wherein the side that the said lower mould deflector (44) is far away from body (1) has wear-resisting plates fixedly, the said wear-resisting plate material is steel.
  8. 8. The unilateral preflex machine of steel sheet of claim 1, wherein the upper die mechanism (5) comprises two guide rails (51), two guide rails (51) are all transversely fixedly connected in the inside of the shell (1), matched sliding seats (52) are slidably arranged on the outer parts of the two guide rails (51), an upper die (53) is fixedly arranged on the bottom of the two sliding seats (52), the upper die (53) is connected to the bottom of the guide rails (51) through a third bolt, a jackscrew box (54) is transversely fixedly arranged in the inside of the shell (1), and jackscrews (55) in contact with the side walls of the upper die (53) are arranged on the inner threads of the jackscrew box (54).

Description

Unilateral pre-bending machine of steel sheet Technical Field The invention relates to the technical field of pre-bending machines, in particular to a steel plate unilateral pre-bending machine. Background The submerged arc welded steel pipe is also called a spiral seam steel pipe, is a welded steel pipe which is manufactured by adopting an automatic double-wire double-sided submerged arc welding process after being extruded and molded at normal temperature, is positioned behind an edge milling machine and in front of a molding machine, the pre-bending machine pre-bends the steel plate edges with two welding grooves, so that the steel plate edges are provided with the curvature radius which is equal to the radius of the formed steel pipe, overlong straight edges are prevented from being generated in the formed steel pipe of the forming machine, and the roundness of the steel pipe is ensured. The invention discloses a plate bending machine for processing a stainless steel plate, which is disclosed in Chinese patent application publication No. CN120940449A, and the invention discloses a plate bending machine for processing the stainless steel plate, wherein the plate is placed on a bending table through a bending device design, a buffer mechanism is driven by a hydraulic column to extrude an auxiliary rod, the auxiliary rod drives a bending block to extrude to one side of a bearing mechanism, so that the effect of bending the plate is achieved, the bent plate is pushed by a pushing mechanism, the effect of removing materials is achieved, the manual disassembly is reduced, the potential safety hazard of manual operation is reduced, the operation efficiency of equipment is improved, the serious abrasion of parts after long-time operation is avoided, the influence on the operation effect of the parts is prevented, the damage of manual material to key parts of the equipment is avoided, and the collision deformation, scratch or pollution is prevented. This corrosion resistant plate processing's panel bender when carrying out continuous preflex to different steel sheets, not only is difficult to adjust the angle of bending, needs to continuously remove the position of steel sheet moreover to need to fix a position the steel sheet, the operation is comparatively troublesome, wastes time and energy, has influenced preflex efficiency, so proposes a unilateral preflex machine of steel sheet in order to solve above-mentioned problem. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a single-side steel plate pre-bending machine which has the advantages of high efficiency pre-bending and the like, and solves the problems that when different steel plates are subjected to continuous pre-bending, not only is the bending angle difficult to adjust, but also the position of the steel plate needs to be continuously moved, and the steel plate needs to be positioned, so that the operation is more troublesome, and time and labor are wasted. In order to achieve the aim, the invention provides the technical scheme that the unilateral steel plate pre-bending machine comprises a shell, wherein a limiting mechanism is symmetrically and slidably arranged on the outer side wall of the shell, a positioning mechanism and a lower die mechanism are fixedly arranged in the shell, an upper die mechanism is slidably arranged in the shell, the upper die mechanism is positioned above the lower die mechanism, and the positioning mechanism positions a steel plate at the bottom of the upper die mechanism; the shell is used for installing a limiting mechanism, a positioning mechanism, a lower die mechanism and an upper die mechanism; The limiting mechanism is used for limiting one side of the steel plate; the positioning mechanism is used for the bottom of the top steel plate; the lower die mechanism is matched with the upper die mechanism and is used for bending one side of the steel plate. Further, stop gear includes two fixed plates, two equal fixed connection of fixed plate is at the lateral wall of casing, two equal slidable mounting of inside of fixed plate has spacing roller box, two the fixed plate is all through first bolt with spacing roller box threaded connection at the lateral wall of casing, spacing roller is installed in the inside rotation of spacing roller box. Further, the outside fixed mounting of spacing roller box has the slider that extends to the fixed plate inside, the spout with slider assorted is seted up to the inside of fixed plate. Further, positioning mechanism includes the sleeve, sleeve fixed connection is in the inside of casing, the inside fixed mounting of casing has the first hydro-cylinder that is located the sleeve inside, the output fixed mounting of first hydro-cylinder has the locating plate. Further, the lower die mechanism comprises a second oil cylinder, the second oil cylinder is fixedly connected to the inside of the shell, a lower die bearing plate is fixedly arranged