CN211305240U

CN211305240U - Laser cutting machine

Info

Publication number: CN211305240U
Application number: CN201922342896.2U
Authority: CN
Inventors: 徐向全; 周林祥; 吴肖妮
Original assignee: Qingdao Lude Electric Co ltd
Current assignee: Qingdao Lude Electric Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-08-21
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a laser cutting machine, which belongs to the field of steel plate cutting equipment and comprises a frame, wherein a workbench is fixedly arranged on one side of the frame, a cross beam extending to the workbench is connected on the frame in a horizontal sliding manner, a slide block is connected on the cross beam in a horizontal sliding manner, a laser cutting head is fixedly arranged at the bottom of the slide block, and a dust suction device following the movement of the laser cutting head is arranged on the cross beam; dust extraction is including setting firmly in the crossbeam near the suction box of frame one end, is provided with the exhaust column on the suction box, and the one end that the frame was kept away from to the exhaust column sets firmly the suction hood that extends to laser cutting head side, and the opening end of suction hood is towards the laser cutting head, the utility model discloses have the environmental pollution in the reduction workshop, reduce the effect of smoke and dust to staff's health harm.

Description

Laser cutting machine

Technical Field

The utility model belongs to the technical field of steel sheet cutting equipment and specifically relates to a laser cutting machine is related to.

Background

The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal. And finally, the material is cut along with the movement of the relative position of the light beam and the workpiece, so that the cutting purpose is achieved. The laser cutting processing replaces the traditional mechanical knife with invisible light beams, and has the characteristics of high precision, high cutting speed, no limitation on cutting patterns, automatic typesetting and material saving, smooth cut, low processing cost and the like.

In the laser cutting process, fine particles (smoke) can be generated, certain environmental pollution can be brought to a workshop by the smoke, and certain harm can be brought to the physical health of workers by the smoke.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a laser cutting machine is provided with dust extraction on laser cutting machine, and dust extraction can handle the smoke and dust that produces in the cutting process, reduces the smoke and dust in the workshop, reduces the environmental pollution in the workshop, can also reduce the harm of smoke and dust to staff's health.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a laser cutting machine comprises a rack, wherein a workbench is fixedly arranged on one side of the rack, a cross beam extending to the workbench is connected to the rack in a horizontal sliding manner, a sliding block is connected to the cross beam in a horizontal sliding manner, a laser cutting head is fixedly arranged at the bottom of the sliding block, and a dust suction device moving along with the laser cutting head is arranged on the cross beam; dust extraction is including setting firmly in the dust absorption case that the crossbeam is close to frame one end, is provided with the exhaust column on the dust absorption incasement, and the one end that the frame was kept away from to the exhaust column sets firmly the suction hood that extends to laser cutting head side, and the opening end of suction hood is towards the laser cutting head.

Through adopting above-mentioned scheme, when the laser cutting head cut the steel sheet, the suction box made in suction hood and the exhaust ventilator be negative pressure state, and the smoke and dust that the cutting steel sheet produced enters into the suction box through the exhaust ventilator, reduces the smoke and dust in the workshop, reduces the environmental pollution in the workshop, can also reduce the smoke and dust and harm to staff's health.

The utility model discloses further set up to: the top of the dust hood is hinged to the sliding block, the bottom of the dust hood is a free end, a transmission shaft is fixedly arranged at the top of the dust hood, and a driving assembly for driving the transmission shaft to rotate is connected to the transmission shaft.

By adopting the above scheme, drive assembly drive transmission shaft rotates, makes the transmission shaft drive the suction hood and rotates, makes the angle of suction hood for the laser cutting head be convenient for adjust, and the smoke and dust of being convenient for produce enters into in the suction hood.

The utility model discloses further set up to: the driving assembly comprises a worm wheel fixedly arranged on the transmission shaft, a worm is meshed on the worm wheel, a protective cover fixedly arranged on the sliding block is sleeved outside the worm wheel and the worm, and one end of the worm extends out of the protective cover and is fixedly connected with a handle.

Through adopting above-mentioned scheme, rotate the handle, can drive the worm wheel through the worm and rotate, and then can drive the suction hood and rotate, can adjust the angle between suction hood and the laser cutting head.

The utility model discloses further set up to: the filter screen can be dismantled and be connected with in the dust hood and the junction of exhaust column.

Through adopting above-mentioned scheme, the filter screen can filter the smoke and dust that enters into the convulsions pipe, prevents that great rubbish etc. from entering into the suction hood in, prevents that the suction hood from blockking up.

The utility model discloses further set up to: the filter screen bolt is fixedly connected to the inner wall of the dust hood.

Through adopting above-mentioned scheme, the bolt fastening between filter screen and the suction hood can be convenient for dismantle and install the filter screen to be convenient for take out the filter screen from the suction hood.

The utility model discloses further set up to: four inner walls of the dust hood are detachably connected with protection plates, and the protection plates are made of high-temperature-resistant materials.

Through adopting above-mentioned scheme, the guard plate is made by having high temperature resistant material, and the guard plate can reduce the direct and protection casing butt of spark that splashes in the cutting process, and then prolongs the life of suction hood.

The utility model discloses further set up to: the protection plate is fixedly connected to the inner wall of the dust hood through bolts.

Through adopting above-mentioned scheme, probably damaged after the guard plate uses a period, guard plate and suction hood bolt fastening can be convenient for dismantle and install the guard plate, are convenient for promptly change the guard plate.

The utility model discloses further set up to: the top of the exhaust pipe on the cross beam is a corrugated hose.

By adopting the scheme, when the sliding block drives the dust hood to move on the cross beam, the corrugated hose contracts or expands along with the movement of the sliding block, so that the corrugated hose does not influence the movement of the sliding block and the smoke dust enters the dust collection box.

To sum up, the utility model discloses following beneficial effect has:

1. a cross beam extending to the workbench is connected to the rack in a horizontal sliding manner, a sliding block is connected to the cross beam in a horizontal sliding manner, a laser cutting head is fixedly arranged at the bottom of the sliding block, and a dust suction device moving along with the laser cutting head is arranged on the cross beam; the dust collection device comprises a dust collection box fixedly arranged at one end, close to the rack, of the cross beam, an exhaust pipe is connected onto the dust collection box, a dust collection cover extending to the side edge of the laser cutting head is fixedly arranged at one end, far away from the rack, of the exhaust pipe, the open end of the dust collection cover faces the laser cutting head, when the laser cutting head cuts a steel plate, the dust collection box enables the dust collection cover and the exhaust pipe to be in a negative pressure state, smoke generated by cutting the steel plate enters the dust collection box through the exhaust pipe, smoke in a workshop is reduced, environmental pollution in the workshop is reduced, and harm of the smoke to bodies of workers can be reduced;

2. the top of the dust hood is hinged to the sliding block, the bottom of the dust hood is a free end, the top of the dust hood is fixedly provided with a transmission shaft, the transmission shaft is connected with a driving assembly for driving the transmission shaft to rotate, the driving assembly drives the transmission shaft to rotate, so that the transmission shaft drives the dust hood to rotate, the angle of the dust hood relative to the laser cutting head is convenient to adjust, and the generated smoke dust can enter the dust hood conveniently;

3. can dismantle through four inner walls at the suction hood and be connected with the guard plate, the guard plate is made by the material that has high temperature resistance, and the guard plate can reduce the direct and protection casing butt of spark that splashes in the cutting process, and then prolongs the life of suction hood.

Drawings

FIG. 1 is an isometric view of an embodiment;

FIG. 2 is a schematic view of the cross member and the suction mechanism;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a cross-sectional view of the dust hood.

In the figure, 1, a frame; 11. a work table; 12. a cross beam; 13. a slider; 14. a laser cutting head; 2. a dust collection device; 21. a dust collection box; 22. an exhaust pipe; 221. a corrugated hose; 23. a dust hood; 24. a drive shaft; 25. a drive assembly; 251. a worm gear; 252. a worm; 253. a protective cover; 254. a handle; 26. filtering with a screen; 27. and (4) a protective plate.

Detailed Description

A laser cutting machine is shown in figure 1 and comprises a frame 1, wherein a workbench 11 is fixedly arranged on one side of the frame 1, a cross beam 12 extending to the workbench 11 is horizontally connected to the frame 1 in a sliding manner, a sliding block 13 is horizontally connected to the cross beam 12 in a sliding manner, a laser cutting head 14 is fixedly arranged at the bottom of the sliding block 13, and a dust suction device 2 moving along with the laser cutting head 14 is arranged on the cross beam 12; a large amount of smoke and dust can be generated in the process of cutting the steel plate by the laser cutting head 14, and the smoke and dust are sucked away by the dust suction device 2, so that the smoke and dust in a workshop are reduced.

Referring to fig. 2 and 3, the dust suction device 2 includes a dust suction box 21 fixedly arranged at one end of the beam 12 close to the frame 1, an exhaust pipe 22 is connected to the dust suction box 21 and arranged in the dust suction box 21, a dust suction cover 23 extending to the side of the laser cutting head 14 is fixedly arranged at one end of the exhaust pipe 22 far away from the frame 1, and the open end of the dust suction cover 23 faces the laser cutting head 14; when the laser cutting head 14 cuts the steel plate, the dust suction box 21 enables the interior of the dust suction cover 23 and the exhaust pipe 22 to be in a negative pressure state, smoke generated by cutting the steel plate enters the dust suction box 21 through the exhaust pipe 22, and smoke in a workshop is reduced. The top of the dust hood 23 is hinged to the sliding block 13, the bottom of the dust hood 23 is a free end, a transmission shaft 24 is fixedly arranged at the top of the dust hood 23, a driving assembly 25 for driving the transmission shaft 24 to rotate is connected to the transmission shaft 24, the driving assembly 25 drives the transmission shaft 24 to rotate, the transmission shaft 24 drives the dust hood 23 to rotate, the angle of the dust hood 23 relative to the laser cutting head 14 is convenient to adjust, and generated smoke dust can enter the dust hood 23 conveniently. The driving assembly 25 comprises a worm wheel 251 fixedly arranged on the transmission shaft 24, a worm 252 is engaged on the worm wheel 251, a protective cover 253 fixedly arranged on the sliding block 13 is sleeved outside the worm wheel 251 and the worm 252, and one end of the worm 252 extends out of the protective cover 253 and is fixedly connected with a handle 254; the handle 254 is rotated to rotate the worm gear 251 through the worm 252, and further to rotate the dust hood 23, i.e. to adjust the angle between the dust hood 23 and the laser cutting head 14.

Referring to fig. 2 and 4, a filter screen 26 is detachably connected to the connection between the inside of the dust hood 23 and the exhaust pipe 22, and the filter screen 26 can filter the smoke dust entering the exhaust pipe 22, so as to prevent larger garbage and the like from entering the dust hood 23 and blocking the dust hood 23. Filter screen 26 bolt fixed connection is in the inner wall of suction hood 23, and bolt fastening between filter screen 26 and the suction hood 23 can be convenient for dismantle and install filter screen 26 to be convenient for take out filter screen 26 from in the suction hood 23. Four inner walls of suction hood 23 can be dismantled and be connected with guard plate 27, and guard plate 27 is made by the material that has high temperature resistance, and guard plate 27 can reduce the direct and protection casing 253 butt of spark that splashes in the cutting process, and then the life of extension suction hood 23. Guard plate 27 bolt fixed connection is in the inner wall of suction hood 23, and guard plate 27 may be damaged after using a period of time, and guard plate 27 and suction hood 23 bolt fastening can be convenient for dismantle and install guard plate 27, are convenient for change guard plate 27 promptly. The corrugated hose 221 is arranged at the top of the beam 12 of the exhaust pipe 22, and when the slider 13 drives the dust hood 23 to move on the beam 12, the corrugated hose 221 contracts or expands along with the movement of the slider 13, so that the corrugated hose 221 does not influence the movement of the slider 13 and the dust entering the dust box 21.

The use principle is as follows: crossbeam 12 slides on frame 1, and laser cutting head 14 cuts the panel, and the smoke and dust that the cutting produced enters into dust suction box 21 through suction hood 23 and exhaust column 22 in, reduces the smoke and dust in the workshop, reduces the environmental pollution in workshop, can also reduce the smoke and dust and to staff's health damage.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a laser cutting machine, includes frame (1), and one side of frame (1) has set firmly workstation (11), and frame (1) is gone up horizontal slip and is connected with crossbeam (12) that extend to on workstation (11), and crossbeam (12) are gone up horizontal slip and are connected with slider (13), and the bottom of slider (13) has set firmly laser cutting head (14), its characterized in that:

the beam (12) is provided with a dust suction device (2) which moves along with the laser cutting head (14);

dust extraction (2) are including setting firmly in crossbeam (12) suction box (21) that is close to frame (1) one end, are provided with suction box (21) in suction box (21) and go up to be connected with exhaust column (22), and the one end that frame (1) was kept away from in exhaust column (22) sets firmly suction hood (23) that extend to laser cutting head (14) side, and the open end of suction hood (23) is towards laser cutting head (14).

2. The laser cutting machine according to claim 1, characterized in that: the top of the dust hood (23) is hinged to the sliding block (13), the bottom of the dust hood is a free end, a transmission shaft (24) is fixedly arranged at the top of the dust hood (23), and a driving assembly (25) for driving the transmission shaft (24) to rotate is connected to the transmission shaft (24).

3. The laser cutting machine according to claim 2, characterized in that: the driving assembly (25) comprises a worm wheel (251) fixedly arranged on the transmission shaft (24), a worm (252) is meshed on the worm wheel (251), a protective cover (253) fixedly arranged on the sliding block (13) is sleeved outside the worm wheel (251) and the worm (252), and one end of the worm (252) extends out of the protective cover (253) and is fixedly connected with a handle (254).

4. The laser cutting machine according to claim 1, characterized in that: the connection part between the interior of the dust hood (23) and the exhaust pipe (22) is detachably connected with a filter screen (26).

5. The laser cutting machine according to claim 4, characterized in that: the filter screen (26) is fixedly connected to the inner wall of the dust hood (23) through bolts.

6. The laser cutting machine according to claim 1, characterized in that: four inner walls of the dust hood (23) are detachably connected with protection plates (27), and the protection plates (27) are made of high-temperature-resistant materials.

7. The laser cutting machine according to claim 6, characterized in that: the protection plate (27) is fixedly connected to the inner wall of the dust hood (23) through bolts.

8. The laser cutting machine according to claim 1, characterized in that: the top of the exhaust pipe (22) on the cross beam (12) is a corrugated hose (221).