CN115055837A

CN115055837A - Laser cutting device and cutting method

Info

Publication number: CN115055837A
Application number: CN202210692734.5A
Authority: CN
Inventors: 陈良; 陆菁; 吴金华
Original assignee: Jinhua Zhihou Garment Co ltd
Current assignee: Jinhua Zhihou Garment Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-09-16

Abstract

The invention discloses a laser cutting device and a cutting method, comprising the following steps: the laser cutting machine comprises a rack, wherein a first rodless cylinder is installed at the top of the rack, a second rodless cylinder is installed at the top of a sliding block of the first rodless cylinder through a connecting rod, and a laser cutting head is installed at the bottom of a sliding block of the second rodless cylinder; the top of the rack is provided with a chute, a movable support is slidably mounted in the chute, a cleaning and leveling mechanism is mounted in the movable support and comprises two support plates, and the two support plates are symmetrically mounted in the movable support; the belt wheel is driven by the driving motor to rotate, the transmission belt is used for realizing the mutual transmission among the plurality of first cams, the rotary roller rotates circumferentially under the rotation of the first cams and drives the second cams to rotate simultaneously, and once the rotary roller rotates for one circle, the cloth is attached and rolled, so that the surface wrinkles of the cloth are eliminated, and meanwhile, the cloth can be pressed.

Description

Laser cutting device and cutting method

Technical Field

The invention belongs to the technical field of laser cutting, particularly relates to a laser cutting device, and particularly relates to a laser cutting method.

Background

Laser cutting is a technique for cutting fabrics by using laser beams. In this way it means that the cut edge can be left untreated (no trim and no hem). The latest fabric cutting techniques use laser beams. Laser cutting is advantageous for fabrics with high polyester or polyamide content because the high temperature of the laser melts the cut edges of such fabrics, thus forming a receiving edge that does not fray.

However, the laser cutting apparatus in the prior art has the following problems:

firstly, the wrinkle eliminating process of the cloth by the existing laser cutting equipment is complex, one or two persons are often required to press and roll a mask on the cloth before the cutting process, the process consumes time and labor, and the cloth cutting efficiency is reduced;

when the existing laser cutting equipment is used for cutting, the cloth made of animal hair or the cloth made of polyester or polyamide with high content easily generates smoke, smell, raw edge waste and other phenomena, and the phenomena easily cause physical influence on nearby operators.

Disclosure of Invention

The invention provides a laser cutting device and a cutting method which have good wrinkle removing effect, reduce labor force of workers and improve cutting efficiency, and particularly can remove waste materials and smoke dust after the surface of cloth is cut.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

a laser trimming apparatus comprising: the device comprises a rack, a cleaning and leveling mechanism and an air pressure conveying mechanism;

the laser cutting machine comprises a rack, wherein a first rodless cylinder is installed at the top of the rack, a second rodless cylinder is installed at the top of a sliding block of the first rodless cylinder through a connecting rod, and a laser cutting head is installed at the bottom of a sliding block of the second rodless cylinder;

the top of the rack is provided with a chute, a movable support is slidably mounted in the chute, a cleaning and leveling mechanism is mounted in the movable support and comprises two support plates, the two support plates are symmetrically mounted in the movable support, a driving motor and two first rod bodies are sequentially mounted on one side of one support plate in the horizontal direction, a first cam is fixedly connected to a rotating shaft of the driving motor and one end of each first rod body, a rotating roller is rotatably mounted on the other side of each first cam through a bearing, belt pulleys are sleeved outside the rotating shafts of the first rod bodies and the driving motor, a transmission belt is mounted outside each belt pulley in a transmission manner, three second pipe bodies are rotatably connected to one side of the other support plate through a bearing, and a second cam is sleeved outside each second pipe body, the inside cavity form that is of second cam, just the opposite side intercommunication of second cam has first body, the outside of first body pass through the bearing rotate install in change the other end of roller, change the outside of roller and set up a plurality of through-hole that the equidistance was arranged, the internally mounted of frame has and is used for change the gaseous atmospheric pressure conveying mechanism of roller extraction.

The laser cutting device adopting the technical scheme is composed of a frame, a cleaning and leveling mechanism and an air pressure conveying mechanism, the belt pulley is driven to rotate by a driving motor, the transmission belt is utilized to realize the mutual transmission among a plurality of first cams, the rotating roller rotates circularly under the rotation of the first cams, and drives the second cam to rotate simultaneously, the rotary roller performs one-time laminating rolling on the cloth when rotating for one circle, thereby eliminating the surface wrinkles of the cloth, simultaneously pressing the cloth, avoiding the shaking and the deviation of the cloth during cutting, when carrying out cloth surface fold and eliminating, through starting the air pump, air pump air outlet discharge gas, inside gas got into the second cam through erecting hose and horizontal hose, the last gaseous through-hole on changeing the roller in the second cam can continuously discharge to the outside, and then clears away waste material and smoke and dust after the cutting of cloth surface.

Further, atmospheric pressure conveying mechanism includes the box, erects the hose and violently the hose, the box install in the inside of frame, the internally mounted of box has the air pump, erect the one end of hose run through the box communicate in the air outlet of air pump, violently the hose communicate in erect the other end of hose, violently the outside of hose communicate in the inside of second body through the connecting pipe.

Further, the equal fixedly connected with fixed plate in both sides of frame, one the motor is installed to one side of fixed plate, the axis of rotation fixedly connected with lead screw of motor, the other end of lead screw passes through the bearing and rotates to be installed in another one side of fixed plate, the interior top fixedly connected with fixed block of movable support, the inside of fixed block is equipped with the thread groove, just the fixed block pass through the thread groove connect in the outside of lead screw.

Furthermore, a DSP controller is installed inside the box body, and a touch panel is installed outside the box body.

Furthermore, the control output end of the DSP controller is respectively connected with the electric control ends of the first rodless cylinder, the second rodless cylinder, the motor and the driving motor, and the signal end of the touch panel is interactively connected with the signal end of the DSP controller.

Furthermore, the two ends of the first rodless cylinder and the two ends of the second rodless cylinder are fixedly connected with limiting blocks.

Furthermore, the inside fixedly connected with baffle of box, just the top of box is inlayed and is equipped with the filter screen.

Furthermore, one side of the box body is hinged with a box door through a hinge.

Furthermore, reinforcing ribs are fixedly connected to the support legs of the rack.

The invention also provides a laser cutting method, which adopts the laser cutting device to cut the cloth and specifically comprises the following steps:

s1, placing the cloth to be cut in the top table surface of the rack, driving a second rodless cylinder to move on the rack in an X-axis mode through a first rodless cylinder control slide block, and driving a laser cutting head to move in a Y-axis mode through a second rodless cylinder control slide block, so that laser cutting operation in the horizontal X/Y-axis direction is achieved;

s2, before and after the cloth is cut, starting a driving motor to enable a rotating shaft to rotate and drive a belt pulley to rotate, realizing mutual transmission among a plurality of first cams by utilizing a driving belt, carrying out circumferential rotation on a rotating roller under the rotation of the first cams and driving a second cam to simultaneously rotate, and carrying out one-time pressing and laminating rolling on the cloth once the rotating roller rotates for one circle so as to eliminate surface wrinkles of the cloth;

s3, when the wrinkles on the surface of the cloth are eliminated, the air pump is started, the air outlet of the air pump discharges air, the air enters the second cam through the vertical hose and the horizontal hose, finally the air in the second cam is discharged to the outside continuously through the through holes in the rotary roller, and then the waste materials and the smoke dust after the surface of the cloth is cut are removed;

and S4, in the steps S1-S3, the DSP controller can control the first rodless cylinder, the second rodless cylinder, the motor and the driving motor through control signals of the touch panel.

Compared with the prior art, the invention has the following beneficial effects:

1. the belt pulley is driven to rotate by the driving motor, the transmission belt is utilized to realize the mutual transmission among the first cams, the rotary roller rotates circumferentially under the rotation of the first cams and drives the second cams to rotate simultaneously, and once the rotary roller rotates for one circle, the cloth is attached and rolled, so that the surface wrinkles of the cloth are eliminated, meanwhile, the cloth can be pressed, and the cloth is prevented from shaking and deviating during cutting;

2. when carrying out cloth surface fold and eliminating, through starting the air pump with gaseous through erecting hose and horizontal hose entering second cam inside, the gaseous through-hole through changeing on the roller in the final second cam can continuously discharge to the outside, and then clears away waste material and smoke and dust after the cutting of cloth surface, and when the through-hole on changeing the roller was towards the cloth downwards simultaneously, the air current of outside emission can improve the elimination efficiency of cloth surface fold.

Drawings

Fig. 1 is a schematic perspective view of a laser cutting device according to the present embodiment;

fig. 2 is a schematic view of another perspective three-dimensional structure of the laser cutting device of the present embodiment;

FIG. 3 is a schematic perspective view of a rotary roller and a support plate in the laser cutting device of this embodiment;

fig. 4 is a schematic half sectional structural view of a box body and a rotating roller in the laser cutting device of the embodiment;

FIG. 5 is an enlarged view of part A of FIG. 4;

fig. 6 is a schematic view of another perspective structure of the box body in the laser cutting device of the present embodiment.

The notation in the figure is: 1. a frame; 2. a first rodless cylinder; 3. a second rodless cylinder; 4. a laser cutting head; 5. a support plate; 6. a chute; 7. a first cam; 8. a transmission belt; 9. a belt pulley; 10. rotating the roller; 11. a drive motor; 12. a limiting block; 13. a movable support; 14. a transverse hose; 15. a touch panel; 16. reinforcing ribs; 17. a box body; 18. a motor; 19. erecting a hose; 20. a fixing plate; 21. a fixed block; 22. a screw rod; 23. a first rod body; 24. a through hole; 25. an air pump; 26. a filter screen; 27. a DSP controller; 28. a partition plate; 29. a first pipe body; 30. a second tube body; 31. a second cam; 32. and (4) a box door.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

Example one

As shown in fig. 1 to 6, the present embodiment provides a laser cutting device, which includes a frame 1, a cleaning and leveling mechanism, and an air pressure conveying mechanism.

The top of the rack 1 is provided with a first rodless cylinder 2, the top of a sliding block of the first rodless cylinder 2 is provided with a second rodless cylinder 3 through a connecting rod, and the bottom of the sliding block of the second rodless cylinder 3 is provided with a laser cutting head 4;

wherein, the top of the frame 1 is provided with a chute 6, a movable support 13 is slidably mounted in the chute 6, a cleaning and leveling mechanism is mounted inside the movable support 13, the cleaning and leveling mechanism comprises two support plates 5, the two support plates 5 are symmetrically mounted inside the movable support 13, a driving motor 11 and two first rod bodies 23 are sequentially mounted in the horizontal direction on one side of one support plate 5, a first cam 7 is fixedly connected to the rotating shaft of the driving motor 11 and one end of the first rod body 23, a rotating roller 10 is rotatably mounted on the other side of the first cam 7 through a bearing, belt pulleys 9 are respectively sleeved outside the rotating shaft of the first rod body 23 and the rotating shaft of the driving motor 11, a transmission belt 8 is respectively mounted outside the three belt pulleys 9, one side of the other support plate 5 is rotatably connected with three second pipe bodies 30 through a bearing, a second cam 31 is respectively sleeved outside each second pipe body 30, the inside of the second cam 31 is hollow, the other side of the second cam 31 is communicated with a first pipe body 29, the outside of the first pipe body 29 is rotatably installed at the other end of the rotary roller 10 through a bearing, a plurality of through holes 24 which are arranged at equal intervals are formed in the outside of the rotary roller 10, and an air pressure conveying mechanism for pumping air from the rotary roller 10 is installed in the rack 1.

Specifically, the air pressure conveying mechanism comprises a box body 17, a vertical hose 19 and a transverse hose 14, the box body 17 is installed inside the rack 1, an air pump 25 is installed inside the box body 17, one end of the vertical hose 19 penetrates through the box body 17 and is communicated with an air outlet of the air pump 25, the transverse hose 14 is communicated with the other end of the vertical hose 19, the outside of the transverse hose 14 is communicated with the inside of the second pipe body 30 through a connecting pipe, by the technical scheme, when in use, the air pump 25 is started to generate air pressure in the vertical hose 19 and the transverse hose 14, the second cam 31 is hollow, one side of the second cam 31 is communicated with the transverse hose 14 through the second pipe 30, the other side is communicated with the rotary roller 10 through the first pipe 29, after the air pump 25 is started, air enters the inside of the second cam 31 through the vertical hose 19 and the horizontal hose 14, and finally the air in the second cam 31 is continuously discharged to the outside through the through holes 24 on the rotating roller 10.

Concretely, the equal fixedly connected with fixed plate 20 in both sides of frame 1, motor 18 is installed to one side of a fixed plate 20, the axis of rotation fixedly connected with lead screw 22 of motor 18, the other end of lead screw 22 passes through the bearing and rotates the one side of installing in another fixed plate 20, the interior top fixedly connected with fixed block 21 of movable support 13, the inside of fixed block 21 is equipped with the thread groove, and fixed block 21 passes through the thread groove and connects in the outside of lead screw 22, and through above-mentioned technical scheme, motor 18 drive lead screw 22 through start-up fixed plate 20 one side rotates, wherein, movable support 13 passes through the fixed block 21 threaded connection of interior top on lead screw 22, after lead screw 22 rotates, can drive movable support 13 and carry out the sideslip of horizontal direction in spout 6, the flexibility of clearance leveling mechanism has been improved, need not operating personnel manual removal movable support 13.

Specifically, the DSP controller 27 is installed inside the box 17, and the touch panel 15 is installed outside the box 17; the control output end of the DSP controller 27 is connected to the electric control ends of the first rodless cylinder 2, the second rodless cylinder 3, the motor 18, and the driving motor 11, respectively, and the signal end of the touch panel 15 is interactively connected to the signal end of the DSP controller 27, and by the above technical solution, the DSP controller 27 can control the first rodless cylinder 2, the second rodless cylinder 3, the motor 18, and the driving motor 11 by the control signal of the touch panel 15.

Specifically, the two ends of the first rodless cylinder 2 and the two ends of the second rodless cylinder 3 are both fixedly connected with limiting blocks 12, and the technical scheme is adopted; the two ends of the first rodless cylinder 2 and the second rodless cylinder 3 limit the moving distance of the sliding block through the limiting block 12.

Specifically, the inside fixedly connected with baffle 28 of box 17, and the top of box 17 inlays and is equipped with filter screen 26, and through above-mentioned technical scheme, the air intake of air pump 25 is located inside box 17, and filter screen 26 can play the filtration interception effect to the impurity in the air when air pump 25 extracts the air, and its baffle 28 can carry out the shutoff to the air that filter screen 26 got into, avoids the long-term DSP controller 27 of one side of contacting of outside gas.

Specifically, one side of the box 17 is hinged with a box door 32 through a hinge, and by adopting the technical scheme, the box door 32 can control the opening and closing of one side of the box 17, so that the DSP controller 27 and the air pump 25 in the box 17 can be maintained and repaired conveniently.

Specifically, the leg of the frame 1 is fixedly connected with a reinforcing rib 16.

The structure principle is as follows: when the cloth cutting machine is used, cloth to be cut is placed in the top table top of the rack 1, the first rodless cylinder 2 is used for controlling the sliding block to drive the second rodless cylinder 3 to move on the rack 1 in the X axis direction, and meanwhile, the second rodless cylinder 3 is used for controlling the sliding block to drive the laser cutting head 4 to move in the Y axis direction, so that the laser cutting operation in the horizontal X/Y axis direction is realized; before and after cloth is cut, the driving motor 11 is started to enable the rotating shaft to rotate and drive the belt pulley 9 to rotate, the transmission belt 8 is utilized to realize mutual transmission among the first cams 7, the rotating roller 10 rotates circumferentially under the rotation of the first cams 7 and drives the second cams 31 to rotate simultaneously, and once the rotating roller 10 rotates for one circle, the cloth is attached and rolled once, so that the surface wrinkles of the cloth are eliminated, meanwhile, the cloth can be pressed, and the cloth is prevented from shaking and deviating during cutting;

when the wrinkles on the surface of the cloth are removed, the air pump 25 is started to generate air pressure in the vertical hose 19 and the horizontal hose 14, the inside of the second cam 31 is hollow, one side of the second cam 31 is communicated with the horizontal hose 14 through the second tube 30, the other side is communicated with the rotary roller 10 through the first tube 29, after the air pump 25 is started, the air enters the second cam 31 through the vertical hose 19 and the horizontal hose 14, finally the air in the second cam 31 is continuously discharged to the outside through the through hole 24 on the rotary roller 10, and the waste materials and the smoke dust after the surface of the cloth is cut are removed, and meanwhile, when the through hole 24 on the rotary roller 10 is distributed downwards, the efficiency of removing the wrinkles on the surface of the cloth is improved through the outwardly discharged air flow, wherein the DSP controller 27 can control signals of the touch panel 15 to the first rodless cylinder 2, the second rodless cylinder 3, the second rodless cylinder 2, and the second rodless cylinder 3, An electric motor 18 and a drive motor 11.

Example two

The embodiment also provides a laser cutting method, which is used for cutting the cloth by adopting the laser cutting device and specifically comprises the following steps:

s1, placing the cloth to be cut in the top table surface of the rack 1, operating the sliding block through the first rodless cylinder 2 to drive the second rodless cylinder 3 to move on the rack 1 in the X axis direction, and simultaneously operating the sliding block through the second rodless cylinder 3 to drive the laser cutting head 4 to move in the Y axis direction, so that the laser cutting operation in the horizontal X/Y axis direction is realized;

s2, before and after the cloth is cut, the driving motor 11 is started to enable the rotating shaft to rotate and drive the belt pulley 9 to rotate, the transmission belt 8 is utilized to realize the mutual transmission among the first cams 7, the rotating roller 10 rotates circumferentially under the rotation of the first cams 7 and drives the second cams 31 to rotate simultaneously, and once the rotating roller 10 rotates for one circle, the cloth is pressed and attached to roll once, so that the surface wrinkles of the cloth are eliminated;

s3, when the wrinkles on the surface of the cloth are eliminated, starting the air pump 25, discharging air from an air outlet of the air pump 25, enabling the air to enter the second cam 31 through the vertical hose 19 and the horizontal hose 14, and finally continuously discharging the air in the second cam 31 to the outside through the through hole 24 in the rotary roller 10, so as to remove the waste materials and the smoke dust after the surface of the cloth is cut;

s4, in steps S1-S3, the DSP controller 27 can operate the first rodless cylinder 2, the second rodless cylinder 3, the motor 18, and the driving motor 11 by the control signal of the touch panel 15.

The laser cutting device and the cutting method provided by the application are described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the methods of the present application and their core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims

1. Device is tailor to laser, its characterized in that includes:

the laser cutting machine comprises a rack (1), wherein a first rodless cylinder (2) is installed at the top of the rack (1), a second rodless cylinder (3) is installed at the top of a sliding block of the first rodless cylinder (2) through a connecting rod, and a laser cutting head (4) is installed at the bottom of the sliding block of the second rodless cylinder (3);

the top of frame (1) has been seted up spout (6), slidable mounting has movable support (13) in spout (6), the internally mounted of movable support (13) has the clearance leveling mechanism.

2. The laser trimming apparatus according to claim 1, wherein: the cleaning and leveling mechanism comprises two supporting plates (5), the two supporting plates (5) are symmetrically arranged inside the movable support (13), a driving motor (11) and two first rod bodies (23) are sequentially arranged in the horizontal direction of one side of one supporting plate (5), a first cam (7) is fixedly connected to the rotating shaft of the driving motor (11) and one end of each first rod body (23), a rotating roller (10) is rotatably arranged on the other side of each first cam (7) through a bearing, belt pulleys (9) are sleeved outside the rotating shafts of the first rod bodies (23) and the driving motor (11), a transmission belt (8) is rotatably arranged outside the three belt pulleys (9), another one side of the supporting plate (5) is rotatably connected with three second pipe bodies (30) through a bearing, and a second cam (31) is sleeved outside each second pipe body (30), the inside cavity form that is of second cam (31), just the opposite side intercommunication of second cam (31) has first body (29), the outside of first body (29) pass through the bearing rotate install in change the other end of roller (10), change a plurality of through-hole (24) that the equidistance was arranged in the outside of roller (10), the internally mounted of frame (1) has and is used for change roller (10) and extract gaseous atmospheric pressure conveying mechanism.

3. The laser trimming apparatus according to claim 2, wherein: atmospheric pressure conveying mechanism includes box (17), perpendicular hose (19) and horizontal hose (14), box (17) install in the inside of frame (1), the internally mounted of box (17) has air pump (25), the one end of erecting hose (19) is run through box (17) communicate in the air outlet of air pump (25), horizontal hose (14) communicate in the other end of erecting hose (19), the outside of horizontal hose (14) is passed through the connecting pipe and is communicate in the inside of second body (30).

4. The laser trimming apparatus according to claim 2, wherein: the equal fixedly connected with fixed plate (20) in both sides of frame (1), one motor (18) are installed to one side of fixed plate (20), axis of rotation fixedly connected with lead screw (22) of motor (18), the other end of lead screw (22) passes through the bearing and rotates and install in another one side of fixed plate (20), the interior top fixedly connected with fixed block (21) of movable support (13), the inside of fixed block (21) is equipped with the thread groove, just fixed block (21) pass through the thread groove connect in the outside of lead screw (22).

5. The laser trimming apparatus according to claim 3, wherein: the internally mounted of box (17) has DSP controller (27), the externally mounted of box (17) has touch panel (15), the control output of DSP controller (27) respectively with first rodless cylinder (2), second rodless cylinder (3), motor (18) with the automatically controlled end of driving motor (11) is connected, the signal end of touch panel (15) with the signal end interactive connection of DSP controller (27).

6. The laser trimming apparatus according to claim 2, wherein: the two ends of the first rodless cylinder (2) and the two ends of the second rodless cylinder (3) are fixedly connected with limiting blocks (12).

7. The laser trimming apparatus according to claim 3, wherein: the inside fixedly connected with baffle (28) of box (17), and filter screen (26) are inlayed at the top of box (17).

8. The laser trimming apparatus according to claim 3, wherein: one side of the box body (17) is hinged with a box door (32) through a hinge.

9. The laser trimming apparatus according to claim 1, wherein: and reinforcing ribs (16) are fixedly connected to the support legs of the rack (1).

10. A laser cutting method, characterized in that, the cloth is cut by the laser cutting device of any one of claims 1 to 9, which comprises the following steps:

s1, placing the cloth to be cut in the top table surface of the rack (1), controlling the slide block through the first rodless cylinder (2) to drive the second rodless cylinder (3) to move on the rack (1) in the X axis direction, and simultaneously controlling the slide block through the second rodless cylinder (3) to drive the laser cutting head (4) to move in the Y axis direction, so that the laser cutting operation in the horizontal X/Y axis direction is realized;

s2, before and after cloth cutting, starting a driving motor (11) to enable a rotating shaft to rotate and drive a belt pulley (9) to rotate, utilizing a driving belt (8) to realize mutual transmission among a plurality of first cams (7), carrying out circumferential rotation on a rotating roller (10) under the rotation of the first cams (7) and driving a second cam (31) to rotate simultaneously, and carrying out once pressing and laminating rolling on the cloth once when the rotating roller (10) rotates for one circle, thereby eliminating surface wrinkles of the cloth;

s3, when the wrinkles on the surface of the cloth are eliminated, the air pump (25) is started, the air outlet of the air pump (25) discharges air, the air enters the second cam (31) through the vertical hose (19) and the horizontal hose (14), finally the air in the second cam (31) is discharged to the outside continuously through the through hole (24) in the rotary roller (10), and then the waste materials and the smoke dust after the surface of the cloth is cut are removed;

s4, in the step S1-S3, the DSP controller (27) can control the first rodless cylinder (2), the second rodless cylinder (3), the motor (18) and the driving motor (11) through control signals of the touch panel (15).