Laser cutting equipment

Abstract

The utility model relates to the technical field of elevator production and processing, in particular to laser cutting equipment which comprises a box body, a supporting table, a clamping frame and a laser emitting device are sequentially arranged in the box body from bottom to top, the upper end and the lower end of the laser emitting device are fixedly connected with a sliding seat and a laser head respectively, and the upper end of the sliding seat is fixedly connected with an air extracting pump. The edge of the lower end of the sliding base is fixedly connected with an annular pipe, the outer side wall of the annular pipe communicates with a plurality of jet heads, suction cavities are formed in the left side and the right side of the box body correspondingly, a filter cover fixedly connected with the inner side wall of the box body is arranged on one side of each suction cavity, and the left side and the right side of the box body are fixedly connected with exhaust fans communicating with the suction cavities. The steel plate clamping device can clamp and fix steel plates of different sizes, the directions of the steel plates are convenient to adjust, clamping adjustment is not needed again, the working efficiency of workers is improved, meanwhile, the situation that slag adheres to the steel plates after being cooled is effectively reduced, the steel plates are protected against adhesion by the slag, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator production and processing, in particular to laser cutting equipment. Background Art

[0002] An elevator is a vertical lift powered by an electric motor, equipped with a box-shaped cabin, used to carry people or goods in multi-story buildings. There are also step-type ones, with the treads mounted on tracks and running continuously, commonly known as escalators or moving walkways. A fixed lifting device serving a specified floor. A vertical lift has a car that runs between at least two vertical rigid rails.

[0003] With the development of society, laser technology is being used more and more widely in my country, especially in the machinery manufacturing industry. Laser cutting technology is usually used to improve product production efficiency and reduce product scrap rate. Existing laser cutting equipment for elevator processing will produce slag during use. After cooling, the slag is easy to adhere to the steel plate, affecting the surface smoothness of the steel plate and having poor practicality.

[0004] The currently disclosed authorization number CN211162454U is a laser cutting equipment for elevator processing, including a box body, four sets of stabilizing devices, two sets of clamps, two sets of longitudinal feeding devices, two sets of first slide blocks, a second slide block, a laser emitting device, a sleeve, an air jet pipe, a sealing piston, a connector, a hard connecting pipe, a spring, a soft connecting pipe and an air pump. A chamber is arranged inside the box body, and a door for discharging and taking materials is arranged at the front end of the box body; the air jet pipe is used to reduce the occurrence of slag sticking to the steel plate after cooling, protect the steel plate from being stuck by the slag, and improve practicality.

[0005] However, in actual use, the laser cutting equipment for elevator processing has a simple clamping structure, which cannot meet the processing needs of steel plates of different lengths, heights and sizes. It has general flexibility in use and cannot be adjusted in multiple directions. When cutting in different directions, it needs to be disassembled and then clamped and cut, which affects the cutting efficiency and has low actual application value. Utility Model Content

[0006] The purpose of the utility model is to provide a laser cutting device that can clamp and fix steel plates of different sizes, and is convenient for adjusting the direction of the steel plates without the need for re-clamping and adjustment, thereby improving the work efficiency of the staff. At the same time, it can effectively reduce the occurrence of slag sticking to the steel plates after cooling, protect the steel plates from being stuck by slag, and improve practicality.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laser cutting device, comprising a box body, wherein a support platform, a clamping frame and a laser emitting device are sequentially arranged inside the box body from bottom to top, wherein the upper and lower ends of the laser emitting device are respectively fixedly connected with a slide seat and a laser head, wherein the upper end of the slide seat is fixedly connected with an air pump, wherein the lower end edge of the slide seat is fixedly connected with an annular tube, wherein the outer side wall of the annular tube is connected with a plurality of air jet heads, wherein suction cavities are provided on both sides of the box body, wherein a filter cover fixedly connected with the inner side wall of the box body is provided on one side of the suction cavity, wherein an exhaust fan connected with the suction cavity is fixedly connected on both sides of the box body;

[0008] The support platform includes a fixed platform and a movable platform connected to the fixed platform and movably connected to the upper end of the annular tube, the lower end of the movable platform is fixedly connected to a meshing gear sleeve, the inner side wall of the meshing gear sleeve is meshedly connected to a driving wheel, and a driving motor fixedly connected to the left end of the driving wheel is embedded and installed on the right side of the fixed platform;

[0009] The clamping frame includes two L-shaped clamping seats that are symmetrically distributed on the left and right. The top ends of the two L-shaped clamping seats are each provided with a plurality of positioning clamping blocks distributed front and back. The interiors of the upper ends of the two L-shaped clamping seats are each threadedly connected with a handle screw fixedly connected to the upper ends of the positioning clamping blocks. The lower ends of the two L-shaped clamping seats are each fixedly connected with a plurality of sliding bars. The left and right sides of the upper end of the movable platform are each provided with sliding grooves matching the sliding bars.

[0010] In order to facilitate the cleaning of the slag inside the chute through the chute, as a preferred laser cutting device of the utility model, a plurality of through grooves are opened on the left and right sides of the movable table, and the through grooves are located below the chute and connected to the chute.

[0011] In order to facilitate the adjustment of the distance between the two L-shaped clamps, as a preferred laser cutting device of the utility model, a bidirectional motor is fixedly connected to the inside of the movable table, and screw rods are fixedly connected to the left and right ends of the bidirectional motor, and one of the sliding bars on the left and one of the sliding bars on the right are respectively threadedly connected to the outer walls of the two screw rods.

[0012] In order to facilitate the protection of the processed steel plate and avoid pinching, as a preferred laser cutting device of the utility model, the opposite sides of the two L-shaped clamping seats and the lower end of the positioning clamping block are fixedly connected with rubber pads.

[0013] In order to facilitate the adjustment of the height of the support table, as a preferred laser cutting equipment of the utility model, the bottom end of the interior of the box body is fixedly connected with a receiving groove, the bottom end of the interior of the receiving groove is fixedly connected with four supporting electric cylinders, and the output ends of the four supporting electric cylinders are fixedly connected to the lower end of the fixed table.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. In the utility model, the two L-shaped clamp seats move relative to each other, so as to facilitate clamping and fixing the two sides of the steel plate. At the same time, the handle screw is rotated and the positioning clamp block moves downward, so as to facilitate clamping and fixing the upper end of the steel plate, thereby enhancing the stability of the steel plate fixation and meeting the clamping and fixing requirements for steel plates of different sizes.

[0016] 2. The utility model starts the laser emitting device, which is convenient for the laser head to cut the steel plate, improves the cutting quality, and starts the vacuum pump to transport gas to the inside of the annular tube, and the gas is ejected from multiple nozzles, which is convenient for blowing the slag to the surroundings, and starts the exhaust fan to generate suction inside the suction chamber, and the filter cover has a filtering effect, which is conducive to sucking the slag to both sides, effectively reducing the occurrence of the slag adhering to the steel plate after cooling, protecting the steel plate from being adhered by the slag, and improving practicality;

[0017] 3. In the utility model, the clamping frame is located above the supporting platform, and the movable platform is movably installed inside the upper part of the fixed platform. When the driving motor is started, the driving wheel rotates and meshes with the meshing gear sleeve, so that the movable platform can achieve the effect of rotation, which is further convenient for adjusting the direction of the steel plate. There is no need to clamp and adjust again, which improves the work efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural diagram of an existing public support platform;

[0019] Figure 2 This is a main structural diagram of a laser cutting device of the utility model;

[0020] Figure 3 This is a cross-sectional structural diagram of a laser cutting device of the utility model;

[0021] Figure 4 It is a structural diagram of the L-shaped clamp seat of the utility model.

[0022] In the figure: 1. box body; 101. suction chamber; 102. receiving groove; 2. exhaust fan; 201. filter cover; 3. support table; 301. fixed table; 302. movable table; 303. slide groove; 304. through groove; 305. meshing gear sleeve; 306. lead screw; 307. bidirectional motor; 4. clamping frame; 401. L-shaped clamp seat; 402. positioning clamp block; 403. handle screw; 404. slide bar; 405. rubber pad; 5. driving wheel; 501. driving motor; 6. supporting electric cylinder; 7. laser emitting device; 701. laser head; 702. slide seat; 703. vacuum pump; 704. annular tube; 705. jet head. DETAILED DESCRIPTION

[0023] See also Figures 1 to 4 A laser cutting device comprises a box body 1, wherein a support platform 3, a clamping frame 4 and a laser emitting device 7 are sequentially arranged inside the box body 1 from bottom to top, a slide seat 702 and a laser head 701 are respectively fixedly connected to the upper and lower ends of the laser emitting device 7, an upper end of the slide seat 702 is fixedly connected to an air pump 703, an annular tube 704 is fixedly connected to the lower edge of the slide seat 702, and a plurality of air jet heads 705 are connected to the outer wall of the annular tube 704, a suction cavity 101 is opened on both sides of the box body 1, a filter cover 201 fixedly connected to the inner wall of the box body 1 is arranged on one side of the suction cavity 101, and an exhaust fan 2 connected to the suction cavity 101 is fixedly connected to the left and right sides of the box body 1;

[0024] The support platform 3 includes a fixed platform 301 and a movable platform 302 which is movably connected to the upper end of the annular tube 704 connected to the fixed platform 301, a meshing gear sleeve 305 is fixedly connected to the lower end of the movable platform 302, and a driving wheel 5 is meshedly connected to the inner side wall of the meshing gear sleeve 305, and a driving motor 501 which is fixedly connected to the left end of the driving wheel 5 is embedded and installed on the right side of the fixed platform 301;

[0025] The clamping frame 4 includes two L-shaped clamping seats 401 that are symmetrically distributed on the left and right. The top of the two L-shaped clamping seats 401 is provided with a plurality of positioning clamping blocks 402 distributed front and back. The interior of the upper ends of the two L-shaped clamping seats 401 is threadedly connected with a handle screw 403 fixedly connected to the upper ends of the positioning clamping blocks 402. The lower ends of the two L-shaped clamping seats 401 are fixedly connected with a plurality of sliding bars 404. The left and right sides of the upper end of the movable platform 302 are provided with sliding grooves 303 matching the sliding bars 404.

[0026] In this embodiment: two L-shaped clamps 401 are movably installed above the movable platform 302, and the two L-shaped clamps 401 move relatively to facilitate clamping and fixing the two sides of the steel plate. At the same time, the handle screw 403 is rotated, and the positioning clamp 402 moves downward to facilitate clamping and fixing the upper end of the steel plate, thereby enhancing the stability of the steel plate fixation, and starting the laser emitting device 7 (the laser emitting device 7 is adjusted and moved by the existing longitudinal feeding device and the transverse feeding device), so that the laser head 701 can cut the steel plate and improve the cutting quality, and start the vacuum pump 703 to transport gas to the inside of the annular tube 704, and the gas is ejected from multiple nozzles 705, so as to facilitate blowing the slag to the surroundings, and start the exhaust fan 2, and the suction chamber 101 generates suction force. The filter cover 201 has a filtering effect, which is conducive to sucking the slag to both sides, effectively reducing the occurrence of the slag adhering to the steel plate after cooling, protecting the steel plate from being adhered by the slag, and improving practicality;

[0027] The clamping frame 4 is located above the supporting platform 3, and the movable platform 302 is movably installed inside the upper part of the fixed platform 301. The driving motor 501 is started, the driving wheel 5 rotates, and engages with the meshing gear sleeve 305, so that the movable platform 302 can achieve the effect of rotation, which is further convenient for adjusting the direction of the steel plate, and there is no need to clamp and adjust it again, thereby improving the work efficiency of the staff.

[0028] As a technical optimization solution of the present invention, a plurality of through slots 304 are provided on both the left and right sides of the movable platform 302 . The through slots 304 are located below the slide slots 303 and are connected to the slide slots 303 .

[0029] In this embodiment: the through slot 304 is connected to the chute 303, and the through slot 304 is further utilized to facilitate cleaning of slag inside the chute 303 (the end of the through slot 304 close to the bidirectional motor 307 is higher than the edge height).

[0030] As a technical optimization solution of the utility model, a bidirectional motor 307 is fixedly connected inside the movable platform 302, and screw rods 306 are fixedly connected to the left and right ends of the bidirectional motor 307, and one of the slide bars 404 on the left and one of the slide bars 404 on the right are threadedly connected to the outer walls of the two screw rods 306 respectively.

[0031] In this embodiment, by starting the bidirectional motor 307 , the screw rod 306 rotates, thereby further facilitating the adjustment of the distance between the two L-shaped clamping seats 401 .

[0032] As a technical optimization solution of the present invention, the opposite sides of the two L-shaped clamping seats 401 and the lower end of the positioning clamping block 402 are fixedly connected with rubber pads 405 .

[0033] In this embodiment, the rubber pad 405 is used to further protect the processed steel plate to avoid pinching.

[0034] As a technical optimization solution of the utility model, a receiving groove 102 is fixedly connected to the bottom end of the box body 1, four supporting electric cylinders 6 are fixedly connected to the bottom end of the receiving groove 102, and the output ends of the four supporting electric cylinders 6 are fixedly connected to the lower end of the fixed platform 301.

[0035] In this embodiment: the receiving trough 102 is convenient for collecting slag, and the supporting electric cylinder 6 is started to facilitate the adjustment of the height of the supporting platform 3 to prevent the steel plate from hitting the laser head 701.

[0036] Working principle: First, the two L-shaped clamps 401 move relative to each other, so as to facilitate clamping and fixing the two sides of the steel plate. At the same time, the handle screw 403 is rotated, and the positioning clamp 402 moves downward, so as to facilitate clamping and fixing the upper end of the steel plate, thereby enhancing the stability of the steel plate fixation. The laser emitting device 7 is started, so as to facilitate the laser head 701 to cut the steel plate and improve the cutting quality. The vacuum pump 703 is started to transport gas to the inside of the annular tube 704, and the gas is ejected from multiple jet heads 705, so as to facilitate blowing the slag to the surroundings. The exhaust fan 2 is started, and suction is generated inside the suction chamber 101. The filter cover 201 has a filtering effect, which is conducive to sucking the slag to both sides, effectively reducing the occurrence of the slag adhering to the steel plate after cooling, protecting the steel plate from being adhered by the slag, and improving practicality.

[0037] The clamping frame 4 is located above the supporting platform 3, and the movable platform 302 is movably installed inside the upper part of the fixed platform 301. The driving motor 501 is started, the driving wheel 5 rotates, and engages with the meshing gear sleeve 305, so that the movable platform 302 can achieve the effect of rotation, which is further convenient for adjusting the direction of the steel plate, and there is no need to clamp and adjust it again, thereby improving the work efficiency of the staff.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A laser cutting device, comprising a housing (1), Features: The interior of the box (1) is provided with a support platform (3), a clamping frame (4) and a laser emitting device (7) in order from bottom to top; the upper and lower ends of the laser emitting device (7) are respectively fixedly connected with a slide seat (702) and a laser head (701); the upper end of the slide seat (702) is fixedly connected with an air pump (703); the lower end edge of the slide seat (702) is fixedly connected with an annular tube (704); the outer side wall of the annular tube (704) is connected with a plurality of air jet heads (705); suction cavities (101) are provided on both left and right sides of the box (1); a filter cover (201) fixedly connected to the inner side wall of the box (1) is provided on one side of the suction cavity (101); and an exhaust fan (2) connected with the suction cavity (101) is fixedly connected to both left and right sides of the box (1); The support platform (3) comprises a fixed platform (301) and a movable platform (302) connected to the fixed platform (301) and movably connected to the upper end of the annular tube (704); the lower end of the movable platform (302) is fixedly connected to a meshing gear sleeve (305); the inner side wall of the meshing gear sleeve (305) is meshingly connected to a driving wheel (5); and a driving motor (501) fixedly connected to the left end of the driving wheel (5) is embedded and installed on the right side of the fixed platform (301); The clamping frame (4) comprises two L-shaped clamping seats (401) symmetrically distributed on the left and right, the top ends of the two L-shaped clamping seats (401) are each provided with a plurality of positioning clamping blocks (402) distributed front and back, the interiors of the upper ends of the two L-shaped clamping seats (401) are each threadedly connected with a handle screw (403) fixedly connected to the upper ends of the positioning clamping blocks (402), the lower ends of the two L-shaped clamping seats (401) are each fixedly connected with a plurality of slide bars (404), and the left and right sides of the upper end of the movable platform (302) are each provided with a slide groove (303) matching the slide bar (404).

2. A laser cutting device according to claim 1, Features: A plurality of through slots (304) are provided on both the left and right sides of the movable platform (302), and the through slots (304) are located below the slide slot (303) and are in communication with the slide slot (303).

3. The laser cutting device according to claim 1, Features: A bidirectional motor (307) is fixedly connected inside the movable platform (302), and screw rods (306) are fixedly connected to both left and right ends of the bidirectional motor (307), and one of the slide bars (404) on the left and one of the slide bars (404) on the right are respectively threadedly connected to the outer side walls of the two screw rods (306).

4. The laser cutting device according to claim 1, Features: The opposite sides of the two L-shaped clamping seats (401) and the lower end of the positioning clamping block (402) are both fixedly connected with rubber pads (405).

5. The laser cutting device according to claim 1, Features: The bottom end of the box body (1) is fixedly connected to a receiving groove (102), the bottom end of the receiving groove (102) is fixedly connected to four supporting electric cylinders (6), and the output ends of the four supporting electric cylinders (6) are all fixedly connected to the lower end of the fixed platform (301).

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