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CN-121972843-A - Workbench of laser cutting machine

CN121972843ACN 121972843 ACN121972843 ACN 121972843ACN-121972843-A

Abstract

The invention provides a laser cutting machine workbench, which belongs to the technical field of laser cutting machines and comprises a cutting machine main body, a supporting air injection assembly, an anti-adhesion assembly and a stress relieving assembly, wherein the cutting machine main body consists of a bed frame, an exchange table and a driving mechanism; all the modules are detachably connected, so that the transportation cost is reduced; the vertical double-workbench layout ensures continuous production and reduces the floor occupation area, the supporting air injection assembly continuously injects air flow to the key parts of the cutter bars to form an air curtain, slag adhesion is effectively reduced, the air flow is utilized to drive the anti-adhesion assembly, rotary motion is converted into periodic mechanical knocking through hydraulic transmission, solidified refractory slag can be automatically and online removed, the air injection assembly and the support frame form a space truss structure, the strength of the whole support frame is enhanced, and the stress relief assembly timely performs vibration stress relief before unloading by utilizing the power of the workbench movement, so that subsequent deformation is effectively prevented.

Inventors

  • HUANG XINGYI
  • Kai Xiaojie
  • Sun renbao
  • YANG ZIXUAN
  • KONG DEZHEN
  • Gong Shanghai

Assignees

  • 松谷激光科技(江苏)有限公司

Dates

Publication Date
20260505
Application Date
20260326

Claims (10)

  1. 1. The utility model provides a laser cutting machine workstation, includes cutting machine main part (10), cutting machine main part (10) comprise bedstead (1), exchange (2) and actuating mechanism, it is provided with welding mechanism (4) to slide on bedstead (1), its characterized in that, be provided with two sets of slide rails (21) to distribute from top to bottom on bedstead (1) and exchange (2), slide respectively on every set of slide rail (21) and be provided with workstation one (3) and workstation two (31), the downside rotation of workstation one (3) and workstation two (31) is connected with array gyro wheel (52), sliding connection between gyro wheel (52) and the slide rail (21) that correspond, all fixedly connected with support frame (6) on workstation one (3) and the workstation two (31), support frame (6) are spliced by multiunit sword strip (61) and connecting plate (62) and are formed an entirety, actuating mechanism sets up on bedstead (1) and simultaneously with workstation one (3) and workstation two (31) transmission are connected, still include: the supporting air injection assembly is arranged on the workbench and the supporting frame (6); the anti-adhesion component is arranged in and below the supporting air injection component; and the stress relieving component is arranged on the workbench.
  2. 2. A laser cutting machine table according to claim 1, wherein the driving mechanism drives the first and second tables (3, 31) to move horizontally along the upper and lower slide rails (21, 21) synchronously and reversely, so that when one of the tables moves into the processing station inside the bed frame (1), the other table moves to the loading and unloading station outside the bed frame (1) synchronously; The driving mechanism comprises a speed reducer (11) and a chain wheel mechanism (12), wherein the chain wheel mechanism (12) comprises a driving chain wheel and a driven chain wheel which are driven by the speed reducer (11) to rotate and a transmission chain encircling the driving chain wheel and the driven chain wheel, and the first workbench (3) and the second workbench (31) are respectively and fixedly connected with different sections of the transmission chain, so that the circulating motion of the transmission chain is converted into synchronous reverse linear motion of the two workbench.
  3. 3. A laser cutting machine table according to claim 2, characterized in that two fixed discs (13) are arranged at the connection points of the first table (3) and the second table (31) with the transmission chain, the two fixed discs (13) being symmetrically arranged at 180 degrees apart on the circulation path of the chain.
  4. 4. A laser cutting machine workbench according to claim 3, wherein one end of the first workbench (3) and one end of the second workbench (31) are fixedly connected with an induction frame (5) and a connecting frame (51), the first workbench (3) and the second workbench (31) are fixedly connected to corresponding fixed discs (13) through the connecting frame (51), and an induction mechanism (14) matched with the induction frame (5) is arranged on the inner side of the bedstead (1).
  5. 5. The workbench of the laser cutting machine according to claim 1, wherein the supporting frame (6) is of a toothed plate structure, and the bedstead (1), the exchange table (2), the workbench one (3) and the workbench two (31) are detachably connected.
  6. 6. A laser cutting machine workbench according to claim 3, wherein the supporting air injection assembly comprises a mounting box (8), a connecting box (81) and an air guide mechanism (7), the air guide mechanism (7) is composed of a connecting pipe (71) and air injection pieces (72) with the tops thereof connected in a penetrating manner, and air outlet grooves (721) are formed in two sides of the air injection pieces (72); Install bin (8) fixed mounting is in the inboard of workstation, connection box (81) are used for connecting adjacent install bin (8), the inside of connection box (81) is provided with air guide channel (811), connection box (81) are through air guide channel (811) with adjacent install bin (8) intercommunication, adjacent the shaping has accommodation area (82) between install bin (8), connection box (81), one of them the bottom of install bin (8) is provided with air source interface (83), pass through hose connection between the port of air source interface (83) and the outside air source, connecting pipe (71) fixed mounting is on connecting plate (62), the both ends of connecting pipe (71) are connected with the lateral wall fixed of install bin (8), are close to air source interface (83) one end of connecting pipe (71) and one side of install bin (8) correspond and have seted up air inlet (73).
  7. 7. The laser cutting machine workbench according to claim 6, wherein the air outlet groove (721) is arranged in a slit shape, the port of the air outlet groove (721) is opposite to the inflection point of the knife bar (61), the supporting frame (6) is fixedly connected with the outer side wall of the mounting box (8), the connecting pipes (71) are arranged on the supporting frame (6) at intervals, the top end of the air injection piece (72) is lower than the top end of the knife bar (61), and the outer side of the air injection piece (72) is coated with an anti-sticking coating.
  8. 8. The laser cutting machine workbench according to claim 6, wherein the anti-adhesion component comprises a limit bracket (74) and a main cylinder (9), the limit bracket (74) is fixedly arranged at two ends of the connecting pipe (71), an air inlet groove (903) is formed in the side wall of the connecting pipe (71), a limit rod (75) is clamped in the limit bracket (74) in a rotating manner, a fan blade (77) is fixedly connected to the limit rod (75) close to the air inlet (73), a plurality of cams (76) are fixedly arranged in the axial direction of the fan blade (77), the outer side of the connecting pipe (71) corresponding to the cams (76) is fixedly connected with the main cylinder (9), a piston I (90) is connected in a sliding manner, a guide hole (903) for the piston I (90) to pass through is formed in the side wall of the connecting pipe (71), the piston I (90) is elastically connected with the bottom wall of the inner cavity of the main cylinder (9) through a spring I (902), two branches (91) of the side wall of the main cylinder (9) which faces the knife bar (61) are fixedly connected with two branches (91), the piston two (911) is elastically connected with the corresponding limiting plate (912) through a spring two (913), and hydraulic oil is filled below the piston of the piston one (90).
  9. 9. The laser cutting machine workbench according to claim 8, wherein the main cylinder (9) is located at the bottom of the connecting pipe (71), a ball (901) is rotatably clamped at the top end of the first piston (90), the end face of the ball (901) abuts against the side wall of the corresponding cam (76), a through hole is formed in the middle of the limiting plate (912), the piston part of the first piston (90) is always located above the branch cylinder (91), the end part of the second piston (911) when the far point of the cam (76) contacts with the ball (901) abuts against the side wall of the adjacent knife bar (61), and a gap exists between the end part of the second piston (911) and the side wall of the adjacent knife bar (61) when the far point of the cam (76) does not contact with the ball (901).
  10. 10. A laser cutting machine table according to claim 3, wherein the stress relieving assembly comprises an eccentric block (521) fixedly connected to the connecting shaft of the roller (52) and an elastic member (522) fixedly connected to the top of the accommodating area (82), the eccentric block (521) corresponds to the elastic member (522), the distance between the far point of the eccentric block (521) and the axis of the connecting shaft of the roller (52) is smaller than the outline radius of the outer ring of the roller (52), the elastic member (522) is arc-shaped, the distance between the far point of the eccentric block (521) and the axis of the connecting shaft of the roller (52) is larger than the distance between the axis of the connecting shaft of the roller (52) and the elastic member (522), and the near point of the eccentric block (521) is not in contact with the elastic member (522).

Description

Workbench of laser cutting machine Technical Field The invention relates to the technical field of laser cutting machines, in particular to a workbench of a laser cutting machine. Background The laser cutting machine has become one of the core equipment of the modern manufacturing industry, and the performance of a workbench directly determines the machining efficiency, precision and comprehensive use cost of equipment. However, in the working table of the laser cutting machine in the prior art, particularly in the double-station equipment, the horizontal parallel double-station working table designed for improving the efficiency realizes the parallel cutting and loading and unloading, but the huge occupied area of the working table brings harsh requirements to the factory space, the site cost of users is increased, and the contradiction is particularly prominent for small and medium enterprises with limited space. In addition, high-temperature slag generated in the laser cutting process splashes and is firmly adhered to a cutter bar supporting a workpiece, so that the conventional solution mainly depends on cleaning after shutdown, the efficiency is low, dust emission is serious, equipment is frequently interrupted, the continuous production capacity is seriously affected, and accumulated slag can scratch a plate, obstruct dust removal airflow and become fire hidden danger; in addition, the thermal effect of laser cutting can cause internal stress to the workpiece, especially the thin plate, so that the workpiece is subjected to buckling deformation after cutting and even in subsequent working procedures, the quality and the dimensional accuracy of the product are affected, and the traditional solution is to move to a special leveling machine for processing, so that extra equipment investment and working procedures are increased, and the continuous production flow is interrupted. How to invent a laser cutting machine workbench to solve the problems becomes a urgent problem for those skilled in the art. Disclosure of Invention In order to overcome the above disadvantages, the present invention provides a laser cutting machine workbench, which aims to solve the problems mentioned in the background. The invention is realized in the following way: The invention provides a workbench of a laser cutting machine, which comprises a cutting machine main body, wherein the cutting machine main body consists of a bedstead, an exchange table and a driving mechanism, a welding mechanism is arranged on the bedstead in a sliding way, two groups of sliding rails are arranged on the bedstead and the exchange table in an up-down distribution way, a workbench I and a workbench II are respectively arranged on each group of sliding rails in a sliding way, a plurality of groups of rollers are rotationally connected to the lower sides of the workbench I and the workbench II, the rollers are in sliding connection with the corresponding sliding rails, a supporting frame is fixedly connected to the workbench I and the workbench II, the supporting frame is formed into a whole by splicing a plurality of groups of cutter bars and connecting plates, and the driving mechanism is arranged on the bedstead and is in transmission connection with the workbench I and the workbench II at the same time, and the workbench I and the workbench II are further provided with the following components: the supporting air injection assembly is arranged on the workbench and the support frame; the anti-adhesion component is arranged in and below the supporting air injection component; and the stress relieving component is arranged on the workbench. Preferably, the driving mechanism drives the first workbench and the second workbench to synchronously and reversely horizontally move along the upper slide rail and the lower slide rail, so that when one workbench moves into a processing station in the bedstead, the other workbench synchronously moves to an upper and lower material stations outside the bedstead; The driving mechanism comprises a speed reducer, a chain wheel mechanism, a driving chain wheel, a driven chain wheel and a transmission chain, wherein the driving chain wheel and the driven chain wheel are driven by the speed reducer to rotate, the transmission chain is wound on the driving chain wheel and the driven chain wheel, and the first workbench and the second workbench are respectively fixedly connected with different sections of the transmission chain, so that the circulating motion of the transmission chain is converted into synchronous reverse linear motion of the two workbench. Preferably, two fixing plates are arranged at the connection points of the first workbench and the second workbench and the transmission chain, and the two fixing plates are symmetrically arranged at 180-degree intervals on the circulating path of the chain. Preferably, one end of the first workbench and one end of the second workbench are fixedly connected with an i