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CN-121988910-A - Laser cutting machine is used in bridge beam supports processing

CN121988910ACN 121988910 ACN121988910 ACN 121988910ACN-121988910-A

Abstract

The invention discloses a laser cutting machine for bridge support processing, which belongs to the technical field of bridge support processing and comprises a workbench, a cleaning plate and a pushing mechanism, wherein a grating plate is arranged on the surface of the workbench and consists of a plurality of grating plates arranged at intervals and used for supporting the supporting plate and allowing slag to fall off, the cleaning plate is provided with a plurality of grating plates which are in one-to-one correspondence with the grating plates, are clamped on two side walls of the grating plates and can slide up and down along the grating plates, and the output end of the pushing mechanism is abutted against the bottom of the cleaning plate. According to the laser cutting machine provided by the invention, the pushing mechanism is used for pushing the cleaning plate upwards, so that the cleaning plate slides upwards along the grid plate and protrudes out of the top surface of the grid plate, cutting slag adhered on the grid plate is scraped, automatic slag cleaning in a non-stop state of the laser cutting machine is realized, and the technical problems that the existing cleaning mode is complex in disassembly and assembly, time-consuming and labor-consuming, continuous production efficiency is influenced, slag is accumulated for a long time to block the grid plate, a working table surface is uneven, and cutting precision is reduced are effectively solved.

Inventors

  • LI JINJIN
  • LI YANG
  • SONG CUICUI
  • ZHAO JINMEI
  • ZHAO YAN

Assignees

  • 河北航科工程检测设备技术有限公司

Dates

Publication Date
20260508
Application Date
20260401

Claims (10)

  1. 1. The utility model provides a bridge beam supports processing is with laser cutting machine which characterized in that includes: The device comprises a workbench (1), wherein a grid plate (2) for supporting a workpiece is arranged on the workbench (1), the grid plate (2) comprises a plurality of grid plates (21) which are arranged at intervals, and gaps for cutting slag to fall off are formed between adjacent grid plates (21); The cleaning plates (3) are in one-to-one correspondence with the grid pieces (21), and the cleaning plates (3) can move upwards relative to the grid pieces (21) so as to clean cutting slag arranged on two side walls of the grid pieces (21); The pushing mechanism (4) is arranged on the workbench (1), and the output end of the pushing mechanism (4) is used for pushing the cleaning plate (3) upwards.
  2. 2. The laser cutting machine for bridge beam machining according to claim 1, wherein the cleaning plate (3) is provided with a U-shaped groove (31) with an upward opening, and the grid plate (21) is slidably matched with the U-shaped groove (31).
  3. 3. A laser cutting machine for machining bridge supports according to claim 2, characterized in that the depth of the U-shaped groove (31) is greater than the maximum distance the cleaning plate (3) moves upwards.
  4. 4. The laser cutting machine for bridge beam machining according to claim 1, wherein a blade (32) is provided at the top of the side wall of the cleaning plate (3), the outer side wall of the blade (32) is inclined in a direction approaching the grid plate (21), and the blade (32) is used for cleaning slag adhered to the grid plate (21) and guiding the slag to fall.
  5. 5. The laser cutting machine for machining bridge supports according to claim 1, wherein the top of the cleaning plate (3) is provided with a tooth structure.
  6. 6. The laser cutting machine for bridge beam bearing machining according to claim 1, wherein the pushing mechanisms (4) are provided with a plurality of groups, two groups of pushing wheel sets (8) which are arranged in parallel and are respectively used for pushing two ends of the cleaning plate (3) are arranged between two adjacent groups of pushing mechanisms (4), each group of pushing wheel sets (8) comprises a plurality of pushing rollers (81), and the pushing rollers (81) are in one-to-one correspondence with the cleaning plate (3) and are in rolling fit with the bottom of the cleaning plate (3).
  7. 7. The laser cutting machine for bridge beam machining according to claim 6, wherein the width of the pushing roller (81) is larger than the width of the bottom surface of the cleaning plate (3).
  8. 8. The laser cutting machine for bridge beam machining according to claim 6, wherein the working table (1) is provided with a supporting rod (5), the supporting rod (5) is located below the grid plate (2), and the pushing mechanism (4) comprises: The telescopic driver (41) is arranged on the side wall of the workbench (1), and a first connecting rod (42) is arranged at the output end of the telescopic driver (41); The turning arm (43), one end with first connecting rod (42) is articulated, the other end with top pushing wheel group (8) is articulated, the inflection point department of turning arm (43) has seted up and has supplied bracing piece (5) run through install through-hole (431), turning arm (43) can use bracing piece (5) are the center of swing carry out vertical swing under the top pushing action of flexible driver (41), in order to drive top pushing wheel group (8) are synchronous to be pushed up a plurality of clearance board (3) and are moved.
  9. 9. The laser cutting machine for bridge beam support machining according to claim 8, wherein the same pushing mechanism (4) comprises two pushing wheel sets (8) and two crank arms (43), the crank arms (43) are in one-to-one correspondence with the pushing wheel sets (8), a second connecting rod (6) is hinged between the end parts, far away from the cleaning plate (3), of the two crank arms (43), and after one crank arm (43) swings, the second connecting rod (6) can drive the two crank arms (43) to swing synchronously.
  10. 10. The laser cutting machine for bridge beam bearing machining according to claim 8, wherein the end of the supporting rod (5) is provided with a mounting seat (7), and the mounting seat (7) is detachably connected with the workbench (1) through a fastener.

Description

Laser cutting machine is used in bridge beam supports processing Technical Field The invention belongs to the technical field of bridge support processing, and particularly relates to a laser cutting machine for bridge support processing. Background In the manufacturing process of bridge beam supports, the upper support plate and the lower support plate of the bridge beam supports are cut and processed by a laser cutting machine generally, so that the working table surface for placing the support plates is smooth to ensure the precision of laser cutting, and the cutting precision can be ensured, and errors are reduced. However, in the actual processing process, although a part of high-temperature metal slag generated by laser cutting can pass through a grating plate gap on the workbench and fall below the workbench, a part of high-temperature cutting slag still adheres to the side wall and the top surface of the grating plate, and after long-term accumulation, the slag can be influenced to fall normally, even the grating plate is blocked, and further the supporting stability and the cutting quality of a workpiece are influenced. At present, two cleaning modes for adhering slag on grating pieces mainly exist, one mode is to stop periodically, manual or impurity removing tools are used for cleaning impurities after the grating pieces are detached from a workbench integrally, the mode is complex in disassembly and assembly procedures, time and labor are consumed, continuous production efficiency of a laser cutting machine is seriously reduced, the other mode is to use manual or automatic impurity removing tools, the grating pieces are scraped and cleaned one by a manual control tool, the impurity removing speed is low, the operation pertinence is poor, and the mode also needs stop operation and cannot realize online quick cleaning. Therefore, there is a need for a device that can efficiently and automatically clean the adhered slag on the grid plate without stopping the laser cutting machine. Disclosure of Invention The invention aims to provide a laser cutting machine for bridge support processing, which is used for solving the technical problems that the existing cleaning mode is complex in disassembly and assembly, time-consuming and labor-consuming, continuous production efficiency is affected, slag is accumulated for a long time to block a grating plate, a working table surface is uneven, and cutting precision is reduced. In order to achieve the above object, an embodiment of the present invention provides a laser cutting machine for processing a bridge beam, including: The workbench is provided with grid plates for supporting workpieces, each grid plate comprises a plurality of grid plates which are arranged at intervals, and gaps for cutting slag to fall off are formed between adjacent grid plates; The cleaning plates are in one-to-one correspondence with the grid pieces and can move upwards relative to the grid pieces to clean cutting slag arranged on two side walls of the grid pieces; The pushing mechanism is arranged on the workbench, and the output end of the pushing mechanism is used for pushing the cleaning plate upwards. In one possible implementation, the cleaning plate is provided with a U-shaped groove with an upward opening, and the grid plate is in sliding fit with the U-shaped groove. In one possible implementation, the depth of the U-shaped groove is greater than the maximum distance the cleaning plate moves upward. In one possible implementation manner, a blade edge is arranged at the top of the side wall of the cleaning plate, the outer side wall of the blade edge is obliquely arranged towards a direction close to the grid plate, and the blade edge is used for cleaning slag adhered to the grid plate and guiding the slag to fall. In one possible implementation, the cleaning plate top has a tooth structure. In one possible implementation manner, the pushing mechanisms are provided with a plurality of groups, two groups of pushing wheel sets which are arranged in parallel and are respectively used for pushing the two ends of the cleaning plate are arranged between two adjacent groups of pushing mechanisms, each group of pushing wheel sets comprises a plurality of pushing rollers, and the pushing rollers are in one-to-one correspondence with the cleaning plate and are in rolling fit with the bottom of the cleaning plate. In one possible implementation, the pushing roller has a width greater than the cleaning plate bottom surface width. In one possible implementation manner, the workbench is provided with a supporting rod, the supporting rod is located below the grid plate, and the pushing mechanism comprises: the telescopic driver is arranged on the side wall of the workbench, and a first connecting rod is arranged at the output end of the telescopic driver; The turning arm, one end with first connecting rod is articulated, the other end with the top pushing wheel group articulates, the infl