Laser cutting device

Abstract

The laser cutting device comprises a cutting table, a first servo motor, an operation panel and a laser cutting head, sliding grooves are formed in the two ends of the upper portion of the cutting table, supporting blocks are fixed to the four corners of the two ends of the cutting table, and the first servo motor is fixed to the surface of one side of each supporting block; a first servo motor is fixed to the upper portion of the cutting table, a first rotating lead screw is fixed to the output end of the first servo motor, a positioning rod is fixed to the side, away from the first rotating lead screw, of the upper portion of the cutting table, a supporting frame is arranged above the cutting table, an operation panel is installed on the side face of the supporting frame, and connecting rods are fixed to the side faces of the two ends of the supporting frame. According to the laser cutting device, the use position of the laser cutting head below the movable seat can be conveniently adjusted through the movable supporting frame, and meanwhile, the use of the centering assemblies on the movable frames on the two sides of the supporting frame is matched, so that the two sets of centering plates conveniently move in opposite directions, fed plates are centered and positioned, and the uniformity and stability of the plates are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser cutting technology field, concretely is a kind of laser cutting device. BACKGROUND

[0002] Laser cutting is to use high-power density laser beam to irradiate the material to be cut, so that the material is heated to vaporization temperature quickly, evaporates to form a hole, with the movement of the light beam to the material, the hole continuously forms a narrow cutting seam, and the cutting of the material is completed, which is widely used.

[0003] The existing laser cutting device is easy to send the plate skew when feeding the plate, which affects the neatness of plate cutting. At the same time, smoke is generated during laser cutting, and harmful substances are contained in the smoke, which affects the quality of the construction environment. Therefore, a laser cutting device is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of laser cutting device to solve the above background technology and the existing laser cutting device is easy to send the plate skew when feeding the plate, which affects the neatness of plate cutting. At the same time, smoke is generated during laser cutting, and harmful substances are contained in the smoke, which affects the quality of the construction environment.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of laser cutting device, including cutting table, first servo motor, operation panel and laser cutting head, the upper end of cutting table is provided with sliding slot, and the two ends of cutting table are fixed with support block in four corners, the side surface of support block is fixed with first servo motor, the output end of first servo motor is fixed with first rotating lead screw, the upper side of cutting table away from first rotating lead screw is fixed with positioning rod, the upper side of cutting table is provided with support frame, and operation panel is installed on the side surface of support frame, the two end side surfaces of support frame are both fixed with connecting rod, the connecting rod on the side of support frame is fixed with first movable frame, the connecting rod on the other side of support frame is fixed with second movable frame, movable seat is installed on the support frame, and laser cutting head is installed below movable seat, recess is formed on the side surface of support frame, the side surface of movable seat is fixed with clamping block, second servo motor is installed on the side surface of support frame, and the output end of second servo motor is fixed with second rotating lead screw in recess, the connection mode of second rotating lead screw and clamping block is screw connection, centralizing assembly is installed on first movable frame and second movable frame, and clean air assembly is installed in movable seat.

[0006] Preferably, the first movable frame and the second movable frame are provided with "convex" shapes below, and the first movable frame and the second movable frame are in clamping sliding connection with the sliding groove on the upper surface of the cutting table, and the "convex" shapes on one side below the first movable frame and the second movable frame are in threaded connection with the first rotating lead screw, and the "convex" shapes on the other side below the first movable frame and the second movable frame are in sliding connection with the positioning rod.

[0007] By the above technical scheme, the first movable frame and the second movable frame can be driven to move in threads by the first rotating lead screw, so that the first movable frame and the second movable frame slide on the sliding groove on the upper surface of the cutting table, so as to adjust the use position of the laser cutting head on the device.

[0008] Preferably, the centering assembly comprises a third servo motor, the third servo motor is fixed on the side of the second movable frame, the output end of the third servo motor is fixed with a first bidirectional lead screw located above the inner side of the second movable frame, the inner side above the first movable frame and the second movable frame is provided with a clamping groove, and the upper side of the first movable frame is rotationally connected with a second bidirectional lead screw.

[0009] By the above technical scheme, the bidirectional lead screws can be conveniently rotated on the inner side of the movable frame.

[0010] Preferably, the surfaces of the first bidirectional lead screw and the second bidirectional lead screw are threadedly connected with a centering plate which slides in the clamping groove, the centering plate is provided with two groups on the first bidirectional lead screw and the second bidirectional lead screw, and the movement directions of the two groups of centering plates on the first bidirectional lead screw and the second bidirectional lead screw are opposite.

[0011] By the above technical scheme, the centering plates on the surfaces of the bidirectional lead screws can be driven to move towards each other, so that the two groups of centering plates can center and clamp the cutting plate, and the cutting effect of the device is improved.

[0012] Preferably, the first bidirectional lead screw and the second bidirectional lead screw are connected through a transmission belt.

[0013] By the above technical scheme, the first bidirectional lead screw can conveniently drive the second bidirectional lead screw to rotate through the transmission belt.

[0014] Preferably, the air purification assembly comprises an air suction pump, the air suction pump is fixedly installed on one side of the inner side of the movable seat, air suction pipes which are in communication with the bottom of the movable seat are installed on both sides of the end of the air suction pump, an air exhaust pipe is connected to the upper side of the end of the air suction pump, the upper end of the air exhaust pipe is in communication with a fixed frame fixed in the inner side of the movable seat, fixed screws are fixed on both sides of the lower end of the fixed frame, and fastening nuts are threadedly connected to the surfaces of the fixed screws, filter screens and activated carbon screens are connected to the fixed screws through the fastening nuts, the end of the fixed frame is connected to a sealing plate through the fastening nuts, and air outlet holes are uniformly formed in the bottom surface of the sealing plate.

[0015] By using the above technical scheme, the smoke generated by cutting can be absorbed by the suction pump through the smoke suction pipe and discharged into the fixed frame.

[0016] Preferably, the filter screen is provided with two groups, and the two groups of filter screens are symmetrically arranged about the central axis of the activated carbon screen.

[0017] By using the above technical scheme, the filter screen and the activated carbon screen inside the fixed frame are used to facilitate the purification treatment of the smoke.

[0018] Compared with the prior art, the laser cutting device has the advantages that:

[0019] (1) The movable support frame can be used to adjust the use position of the laser cutting head below the movable seat, and the central assembly on the movable frame on both sides of the support frame is used to facilitate the opposite movement of the two central plates, so that the fed plate material can be centrally positioned, and the neatness and stability of the plate material are improved.

[0020] (2) The air purification assembly inside the movable seat is used to facilitate the absorption of the smoke generated by cutting by the suction pump and the smoke suction pipe, and discharge the smoke into the fixed frame, so that the filter screen and the activated carbon screen inside the fixed frame are used to purify the smoke, and the purity of the smoke discharge is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is a front view structural schematic diagram of the utility model;

[0022] Fig. 2 It is a rear view structural schematic diagram of the utility model;

[0023] Fig. 3 It is a side view structural schematic diagram of the utility model;

[0024] Fig. 4 It is a schematic diagram of the air purification assembly of the utility model in the downward section view structure;

[0025] Fig. 5 It is a schematic diagram of the central plate of the utility model in the front section view structure;

[0026] Fig. 6 It is a schematic diagram of the movable seat of the utility model in the bottom view structure.

[0027] In the figure: 1, cutting table; 2, chute; 3, support block; 4, first servo motor; 5, first rotating lead screw; 6, positioning rod; 7, support frame; 8, operation panel; 9, connecting rod; 10, first movable frame; 11, second movable frame; 12, movable seat; 13, laser cutting head; 14, groove; 15, clamping block; 16, second servo motor; 17, second rotating lead screw; 18, centering assembly; 1801, third servo motor; 1802, first bidirectional lead screw; 1803, clamping groove; 1804, centering plate; 1805, second bidirectional lead screw; 1806, transmission belt; 19, clean air assembly; 1901, air suction pump; 1902, smoke suction pipe; 1903, smoke exhaust pipe; 1904, fixed frame; 1905, fixed screw; 1906, filter screen; 1907, activated carbon screen; 1908, sealing plate; 1909, fastening nut; 1910, air outlet hole. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0029] Please refer to Figs. 1-6 The utility model provides a kind of technical scheme: a kind of laser cutting device, including cutting table 1, first servo motor 4, operation panel 8 and laser cutting head 13, cutting table 1 top two ends are equipped with chute 2, and the two ends of cutting table 1 are fixed with support block 3 in four corners, the side surface of support block 3 is fixed with first servo motor 4, the output end of first servo motor 4 is fixed with first rotating lead screw 5, the side of cutting table 1 away from first rotating lead screw 5 is fixed with positioning rod 6, the top of cutting table 1 is provided with support frame 7, and operation panel 8 is installed on the side of support frame 7, the both ends side of support frame 7 are fixed with connecting rod 9, the connecting rod 9 of one side of support frame 7 is fixed with first movable frame 10, the lower side of first movable frame 10 and second movable frame 11 are all set as "convex", first movable frame 10 and second movable frame 11 and the chute 2 of cutting table 1 upper surface form clamping type sliding connection, the "convex" setting of one side of first movable frame 10 and second movable frame 11 lower side is screw connection with first rotating lead screw 5, and the "convex" setting of other side of first movable frame 10 and second movable frame 11 lower side is sliding connection with positioning rod 6, can be driven by first rotating lead screw 5 first movable frame 10 and second movable frame 11 screw motion, so that first movable frame 10 and second movable frame 11 slide on the chute 2 of cutting table 1 upper surface, so as to adjust the use position of laser cutting head 13 on the device;

[0030] Please refer to Figs. 1-6 The connecting rod 9 on the other side of the support frame 7 is fixed with a second movable frame 11, the support frame 7 is installed with a movable seat 12, and the lower side of the movable seat 12 is installed with a laser cutting head 13, the side of the support frame 7 is provided with a groove 14, the side of the movable seat 12 is fixed with a clamping block 15, the side of the support frame 7 is installed with a second servo motor 16, and the output end of the second servo motor 16 is fixed with a second rotating lead screw 17 inside the groove 14, the connection between the second rotating lead screw 17 and the clamping block 15 is threaded connection, the first movable frame 10 and the second movable frame 11 are installed with a centering assembly 18, the centering assembly 18 comprises a third servo motor 1801, the third servo motor 1801 is fixed on the side of the second movable frame 11, the output end of the third servo motor 1801 is fixed with a first bidirectional screw 1802 above the inner side of the second movable frame 11, the inner side of the first movable frame 10 and the second movable frame 11 is provided with a clamping groove 1803, the upper side of the first movable frame 10 is rotatably connected with a second bidirectional screw 1805, which can facilitate the rotation of the bidirectional screw inside the movable frame, the surfaces of the first bidirectional screw 1802 and the second bidirectional screw 1805 are both threaded with a centering plate 1804 sliding in the clamping groove 1803, the centering plate 1804 is provided with two groups on the first bidirectional screw 1802 and the second bidirectional screw 1805, the movement directions of the two groups of centering plates 1804 on the first bidirectional screw 1802 and the second bidirectional screw 1805 are opposite, which facilitates the opposite movement of the centering plates 1804 on the surfaces of the bidirectional screws, so as to clamp the cutting plate, improve the cutting effect of the device, the first bidirectional screw 1802 and the second bidirectional screw 1805 are connected through a transmission belt 1806, which can conveniently drive the second bidirectional screw 1805 to rotate through the transmission belt 1806;

[0031] Please refer to Figs. 1-6The inside of the movable seat 12 is provided with a clean air assembly 19, the clean air assembly 19 comprises an air suction pump 1901, the air suction pump 1901 is fixedly installed on one side of the inside of the movable seat 12, both sides of the end of the air suction pump 1901 are provided with smoke suction pipes 1902 which are connected with the bottom of the movable seat 12, the end of the air suction pump 1901 is connected with a smoke exhaust pipe 1903, the upper end of the smoke exhaust pipe 1903 is connected with a fixed frame 1904 fixedly installed in the inside of the movable seat 12, the lower end of the fixed frame 1904 is fixedly provided with fixed screws 1905, the surface of the fixed screws 1905 is threadedly connected with fastening nuts 1909, the fixed screws 1905 are connected with a filter screen 1906 and an activated carbon screen 1907 through the fastening nuts 1909, the end of the fixed frame 1904 is connected with a sealing plate 1908 through the fastening nuts 1909, the bottom surface of the sealing plate 1908 is uniformly provided with air outlet holes 1910, the smoke generated by cutting can be sucked by the air suction pump 1901 through the smoke suction pipes 1902 and discharged into the fixed frame 1904, the filter screen 1906 is provided with two groups, the two groups of filter screens 1906 are symmetrically arranged about the central axis of the activated carbon screen 1907, so that the filter screen 1906 and the activated carbon screen 1907 in the fixed frame 1904 are used to purify the smoke.

[0032] Working principle: first, in use, the plate is placed on the cutting table 1, the first servo motor 4 is opened, so that the first servo motor 4 drives the first movable frame 10 and the second movable frame 11 to move downward through the first rotating lead screw 5, so that the first movable frame 10 and the second movable frame 11 drive the support frame 7 to slide on the cutting table 1, so as to adjust the position of the laser cutting head 13 on the movable seat 12, then the third servo motor 1801 on the centering assembly 18 on the second movable frame 11 is opened, so that the third servo motor 1801 rotates through the first bidirectional lead screw 1802, so that the first bidirectional lead screw 1802 drives the two groups of centering plates 1804 on the surface to move in screw, and the rear end of the first bidirectional lead screw 1802 is connected with the second bidirectional lead screw 1805 through the transmission belt 1806, so that the second bidirectional lead screw 1805 drives the two groups of centering plates 1804 on the surface to move in screw, so as to center and press the plate, so as to cut the plate;

[0033] The laser cutting head 13 and the second servo motor 16 can be opened, so that the second servo motor 16 drives the movable seat 12 to move in screw through the second rotating lead screw 17 and the clamping block 15 on the inside of the movable seat 12, so that the movable seat 12 slides in the groove 14 on the upper surface of the support frame 7 through the clamping block 15, so as to move and cut the laser cutting head 13;

[0034] When cutting, the smoke generated by cutting can be absorbed by opening the suction pump 1901 on the internal clean air assembly 19 of the movable seat 12, through the smoke suction pipe 1902 on both sides of the laser cutting head 13, and then discharged into the fixed frame 1904 through the smoke exhaust pipe 1903. The fixed screw rod 1905 at the bottom of the fixed frame 1904 is provided with a filter screen 1906 and an activated carbon screen 1907, which facilitates the purification of the smoke. The purified smoke can be discharged through the air outlet hole 1910. The filter screen 1906 and the activated carbon screen 1907 are detachably connected to the fixed screw rod 1905 through the fastening nut 1909, which facilitates the replacement and cleaning of the filter screen 1906 and the activated carbon screen 1907. This is the working principle of the laser cutting device.

[0035] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A laser cutting device comprising a cutting table (1), a first servo motor (4), an operating panel (8) and a laser cutting head (13), characterized in that: The upper two ends of the cutting table (1) are provided with sliding grooves (2), and the two ends of the cutting table (1) are fixed with supporting blocks (3), one side surface of the supporting block (3) is fixed with a first servo motor (4), the output end of the first servo motor (4) is fixed with a first rotating lead screw (5), the upper side of the cutting table (1) away from the first rotating lead screw (5) is fixed with a positioning rod (6), the upper side of the cutting table (1) is provided with a supporting frame (7), and the side surface of the supporting frame (7) is provided with an operation panel (8), the two end side surfaces of the supporting frame (7) are fixed with connecting rods (9), the connecting rod (9) on one side of the supporting frame (7) is fixed with a first movable frame (10), the connecting rod (9) on the other side of the supporting frame (7) is fixed with a second movable frame (11), the supporting frame (7) is provided with a movable seat (12), and the lower side of the movable seat (12) is provided with a laser cutting head (13), the side surface of the supporting frame (7) is provided with a groove (14), the side surface of the movable seat (12) is fixed with a clamping block (15), the side surface of the supporting frame (7) is provided with a second servo motor (16), and the output end of the second servo motor (16) is fixed with a second rotating lead screw (17) located in the groove (14), the connecting mode of the second rotating lead screw (17) and the clamping block (15) is screw connection, the first movable frame (10) and the second movable frame (11) are provided with a centering assembly (18), and the inside of the movable seat (12) is provided with a clean gas assembly (19).

2. A laser cutting apparatus as claimed in claim 1, wherein: The lower side of the first movable frame (10) and the second movable frame (11) is provided in a "convex" shape, the first movable frame (10) and the second movable frame (11) and the sliding groove (2) on the upper surface of the cutting table (1) form a clamping type sliding connection, the "convex" shape on one side of the lower side of the first movable frame (10) and the second movable frame (11) is in screw connection with the first rotating lead screw (5), and the "convex" shape on the other side of the lower side of the first movable frame (10) and the second movable frame (11) is in sliding connection with the positioning rod (6).

3. The laser cutting apparatus of claim 1, wherein: The centering assembly (18) comprises a third servo motor (1801), the third servo motor (1801) is fixed on the side surface of the second movable frame (11), the output end of the third servo motor (1801) is fixed with a first bidirectional lead screw (1802) located on the upper side of the inside of the second movable frame (11), the upper side of the inside of the first movable frame (10) and the second movable frame (11) is provided with a clamping groove (1803), and the upper side of the first movable frame (10) is rotatably connected with a second bidirectional lead screw (1805).

4. A laser cutting apparatus as claimed in claim 3, wherein: The surface of the first bidirectional screw rod (1802) and the second bidirectional screw rod (1805) is threadedly connected with a center plate (1804) which is engaged and slides in a clamping groove (1803), the center plate (1804) is provided with two groups on the first bidirectional screw rod (1802) and the second bidirectional screw rod (1805), the movement direction of the two groups of center plates (1804) on the first bidirectional screw rod (1802) and the second bidirectional screw rod (1805) is opposite.

5. The laser cutting apparatus of claim 3, wherein: The first bidirectional screw rod (1802) and the second bidirectional screw rod (1805) are connected through a transmission belt (1806).

6. The laser cutting apparatus of claim 1, wherein: The net gas assembly (19) comprises a suction pump (1901), the suction pump (1901) is fixedly installed on the inner side of the movable seat (12), the both sides of the end of the suction pump (1901) are provided with suction pipes (1902) which are communicated with the bottom of the movable seat (12), the end of the suction pump (1901) is provided with a smoke exhaust pipe (1903) above, the upper end of the smoke exhaust pipe (1903) is communicated with a fixed frame (1904) fixed in the movable seat (12), the lower end of the fixed frame (1904) is fixedly provided with fixed screw rods (1905) on the both sides, the surface of the fixed screw rods (1905) is threadedly connected with fastening nuts (1909), the fixed screw rods (1905) are connected with filter screens (1906) and activated carbon screens (1907) through the fastening nuts (1909), the end of the fixed frame (1904) is connected with a sealing plate (1908) through the fastening nuts (1909), the bottom surface of the sealing plate (1908) is uniformly provided with air outlet holes (1910).

7. A laser cutting apparatus as claimed in claim 6, wherein: The filter screen (1906) is provided with two groups, the two groups of filter screens (1906) are symmetrically arranged about the central axis of the activated carbon screen (1907).

Images