CN221185143U

CN221185143U - Laser cutting device

Info

Publication number: CN221185143U
Application number: CN202421126689.8U
Authority: CN
Inventors: 王显国; 王志敏
Original assignee: Chengdu Qingbaijiang High Energy Carbon Fiber Research Institute
Current assignee: Chengdu Qingbaijiang High Energy Carbon Fiber Research Institute
Priority date: 2024-05-22
Filing date: 2024-05-22
Publication date: 2024-06-21
Anticipated expiration: 2034-05-22

Abstract

The utility model relates to the technical field of cutting devices, in particular to a laser cutting device, which comprises a cutting platform, wherein a laser cutter capable of moving along the left-right direction is arranged on the cutting platform, a fixing frame is horizontally arranged between the cutting platform and the laser cutter along the front-back direction, a first fixing plate and a second fixing plate are respectively arranged on the upper side of the fixing frame on the front side and the rear side of the laser cutter, and a first fixing hole and a second fixing hole which are mutually aligned are respectively arranged on the first fixing plate and the second fixing plate. When cutting, pass tubular, the carbon fiber section bar of shape such as strip in proper order first fixed orifices and second fixed orifices, can fix the both sides of cutting position, avoid the vibration to cause the carbon fiber section bar to remove, influence machining precision.

Description

Laser cutting device

Technical Field

The utility model relates to the technical field of cutting devices, in particular to a laser cutting device.

Background

With the improvement of lightweight design requirements of products in the fields of aerospace, aviation, rail transit, weaponry, new energy sources, buildings and the like, traditional homogeneous metal materials such as aluminum alloy and titanium alloy and conventional single ceramic, high polymer and other engineering materials are more and more difficult to meet comprehensive requirements in various fields, and fiber composite materials become ideal choices in various industries due to excellent comprehensive properties such as low density, high rigidity, high thermal stability, fatigue resistance, strong designability and the like.

In the processing process of the carbon fiber composite material, the cutting is usually required, and the cutting mode of the carbon fiber composite material at present mainly comprises mechanical cutting, water jet cutting, laser cutting, ultrasonic cutting and the like no matter the carbon fiber composite material is processed and molded into some plates, sectional materials, rod-shaped materials and the like.

Among these processing methods, carbon fiber laser cutting is one of the most widely used cutting methods. The laser cutter cuts the carbon fiber by generating a high power laser beam and melting and evaporating the material. The laser cutting has the characteristics of non-contact cutting, high cutting speed, high cutting precision, automatic operation and the like. The laser cut carbon fiber board has a smooth cut edge. Carbon fiber laser cutting is a high-end carbon fiber cutting solution.

Carbon fiber laser cutting carbon fibers are cut using a carbon dioxide laser cutter. The principle of laser cutting with carbon dioxide is: the laser generator generates a laser beam, which is irradiated on the carbon fiber. Then part of the carbon fiber is instantaneously melted and vaporized to form a narrow gap. Laser cutting carbon fibers has a number of distinct advantages over conventional mechanical cutting: first, the laser cutting machine employs an intelligent cutting control system. And the control system can automatically optimize typesetting, so that material waste is reduced. Second, the laser cut carbon fiber board has smooth cut edges with little burrs. Third, laser cutting does not wear the cutting head and material. Thereby greatly reducing the processing cost and improving the product quality. In addition, the laser cutting has high cutting precision and small error. And can meet the strict processing standard of the precision parts.

In the prior art, in the process of laser cutting, a workpiece to be cut is usually placed on a cutting bed, a cutting head is driven to cut through a moving assembly on the cutting machine, but if the tubular workpiece or the rectangular workpiece (carbon fiber profile) is placed on the cutting bed, the workpiece is displaced due to vibration in the cutting process if the tubular workpiece or the rectangular workpiece (carbon fiber profile) is not well fixed, so that the notch can deviate in the cutting process, and the precision of a cut product can not meet the requirement.

Disclosure of utility model

The utility model aims to provide a laser cutting device which solves the problems that in the prior art, when a laser cutting bed cuts tubular, strip-shaped and other carbon fiber profiles, the carbon fiber profiles cannot be well fixed, and the cutting precision is easy to be reduced.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The utility model provides a laser cutting device, includes cutting platform, and cutting platform is last to be put up and to have set up the laser cutter that can follow left and right directions and remove, is provided with the mount along fore-and-aft direction level between cutting platform and the laser cutter, and the upside of mount is provided with first fixed plate and second fixed plate respectively in the fore-and-aft both sides of laser cutter, is provided with first fixed orifices and the second fixed orifices of mutual alignment on first fixed plate and the second fixed plate respectively.

The further technical scheme is that the upper side of mount is provided with first guide rail in the front side of first fixed plate along fore-and-aft direction, and the slip is provided with first slider on the first guide rail, and the upside of first slider is vertical to be provided with the baffle, and baffle and first fixed orifices align.

Still further technical scheme is, first guide rail includes the bellied draw runner that makes progress, and the downside recess of first slider is provided with the spout with draw runner assorted, and the side of first slider is provided with the first screw hole that is linked together with the spout, and first screw hole internal thread matching is provided with first threaded rod, and the one end that first threaded rod arranged in the first slider outside is connected with first knob board.

The further technical scheme is that the front side of the first fixed plate is provided with second guide rails on two opposite sides of the first fixed hole, the two second guide rails are identical in axial direction, the two second guide rails are provided with second sliding blocks, and the front sides of the two second sliding blocks are provided with clamping strips.

Still further technical scheme is, the one end that first fixed orifices was kept away from to the second guide rail is provided with the regulating plate, and the regulating plate is provided with the second screw hole that link up both sides along second guide rail length direction, and second screw hole internal thread matching is provided with the second threaded rod, and the one end of second threaded rod is contacted with the tip top of clamp strip and is linked to each other, and the other end is provided with the second knob board in one side that the regulating plate kept away from the clamp strip.

According to a further technical scheme, connecting pieces are arranged on two opposite sides of one end, facing the first fixing hole, of the clamping strip, and a rolling shaft or a rolling ball is rotatably arranged between the two connecting pieces.

The upper side of the fixing frame is provided with a third guide rail along the front-back direction at the rear side of the first fixing plate, a third sliding block is arranged on the third guide rail in a sliding mode, and the second fixing plate is arranged on the upper side of the third sliding block.

Compared with the prior art, the utility model has at least one of the following beneficial effects: 1. when cutting is carried out, tubular carbon fiber profiles in shapes such as a strip shape and the like sequentially pass through the first fixing hole and the second fixing hole, so that the two sides of the cutting position can be fixed, and the movement of the carbon fiber profiles caused by vibration is avoided, and the processing precision is influenced; 2. the two sides of the cutting position are fixed by adopting the first fixing holes and the second fixing holes, so that a good supporting effect can be achieved.

Drawings

Fig. 1 is an overall schematic diagram of a laser cutting device according to the present utility model.

Fig. 2 is a schematic view of a fixing frame of a laser cutting device according to the present utility model.

Fig. 3 is a schematic view of a first fixing plate of a laser cutting device according to the present utility model.

Fig. 4 is a partially enlarged schematic illustration of a mark a in fig. 2.

Fig. 5 is a partially enlarged schematic view of fig. 2 at a reference B.

Fig. 6 is a schematic view of a clamping bar and a second slider of a laser cutting device according to the present utility model.

Icon: the device comprises a 1-cutting platform, a 2-laser cutter, a 3-fixing frame, a 4-first fixing plate, a 5-second fixing plate, a 6-first fixing hole, a 7-second fixing hole, an 8-first guide rail, a 9-first sliding block, a 10-baffle plate, an 11-sliding bar, a 12-sliding groove, a 13-first threaded hole, a 14-first threaded rod, a 15-first knob plate, a 16-second guide rail, a 17-second sliding block, a 18-clamping bar, a 19-adjusting plate, a 20-second threaded hole, a 21-second threaded rod, a 22-second knob plate, a 23-connecting piece, a 24-roller, a 25-third guide rail, a 26-third sliding block, a 27-vertical frame, a 28-fourth guide rail and a 29-driving component.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Fig. 1 to 6 show an embodiment of the present utility model.

Example 1:

As shown in fig. 1, 2 and 3, a laser cutting device comprises a cutting platform 1, a laser cutter 2 capable of moving along the left-right direction is erected on the cutting platform 1, a fixing frame 3 is horizontally arranged between the cutting platform 1 and the laser cutter 2 along the front-back direction, a first fixing plate 4 and a second fixing plate 5 are respectively arranged on the upper side of the fixing frame 3 on the front side and the rear side of the laser cutter 2, and a first fixing hole 6 and a second fixing hole 7 which are mutually aligned are respectively arranged on the first fixing plate 4 and the second fixing plate 5. When cutting, pass tubular, the carbon fiber section bar of shape such as strip in proper order and first fixed orifices 6 and second fixed orifices 7, can fix the both sides of cutting position, avoid the vibration to cause the carbon fiber section bar to remove, influence machining precision. The first fixing holes 6 and the second fixing holes 7 are adopted to fix two sides of the cutting position, so that a good supporting effect can be achieved. As shown in fig. 1, the cutting deck 1 is provided with uprights 27 on both left and right sides, a fourth rail 28 is horizontally provided between the uprights 27, the laser cutter 2 is mounted on the fourth rail 28 through a third slider 26, and a driving assembly 29 for driving the third slider 26 to move along the fourth rail 28 is mounted on the fourth rail 28. During cutting, the driving assembly 29 drives the third sliding block 26 to move left and right along the fourth guide rail 28, so that the laser cutter 2 cuts the section bar.

Example 2:

On the basis of the foregoing embodiment, as shown in fig. 2 and 4, the upper side of the fixing frame 3 is provided with a first rail 8 in the front-rear direction on the front side of the first fixing plate 4, a first slider 9 is slidably provided on the first rail 8, a baffle 10 is vertically provided on the upper side of the first slider 9, and the baffle 10 is aligned with the first fixing hole 6. In this arrangement, when cutting is performed, the position of the baffle 10 can be adjusted through the first sliding block 9, so that the section bar sequentially passes through the second fixing hole 7 and the first fixing hole 6 and then is fixed at the position of the baffle 10, and the distance from the cutting position to the position of the baffle 10 can be determined, thereby controlling the cutting length each time. Graduation marks can be arranged on the side face of the first guide rail 8, and the position of the baffle 10 can be observed when the adjustment is convenient. The mounting mode of the baffle 10 can adopt a manual mode, specifically, a jack is arranged on the upper side of the first sliding block 9, a plug rod is arranged on the lower side of the baffle 10, the plug rod is inserted into the jack to control the cutting length of the section bar through the baffle 10 when the baffle 10 is used, and after the cutting is completed, the baffle 10 is pulled out, so that the cut section bar can be smoothly taken out from the first fixing hole 6. The baffle 10 may be installed automatically, specifically, an air cylinder or a lifting rod is arranged on the upper side of the first sliding block 9, and the lower end of the baffle 10 is connected with an output shaft of the air cylinder or the lifting rod, so as to realize automatic up-and-down lifting of the baffle 10.

The first guide rail 8 comprises a sliding bar 11 protruding upwards, a sliding groove 12 matched with the sliding bar 11 is concavely formed in the lower side of the first sliding block 9, a first threaded hole 13 communicated with the sliding groove 12 is formed in the side face of the first sliding block 9, a first threaded rod 14 is arranged in the first threaded hole 13 in a threaded matching mode, and one end, arranged on the outer side of the first sliding block 9, of the first threaded rod 14 is connected with a first knob plate 15. Through setting up slide 11 and spout 12 cooperation, can make first slider 9 carry out smooth and easy slip along first guide rail 8 to adjust the position of baffle 10, through setting up first threaded rod 14 and first screw hole 13 cooperation, when adjusting baffle 10 position, come into contact with the side top of slide 11 in screwing in spout 12 with first threaded rod 14 through rotatory first knob board 15, thereby fixed the position of first slider 9 and slide 11.

Example 3:

On the basis of the foregoing embodiment, as shown in fig. 3 and 6, the front side of the first fixing plate 4 is provided with the second guide rails 16 on opposite sides of the first fixing hole 6, and the two second guide rails 16 are identical in axial direction, the second slide blocks 17 are mounted on the two second guide rails 16, and the clamping bars 18 are mounted on the front sides of the two second slide blocks 17. In this arrangement, since the profile sizes of the respective models are different, the opposite sides of the profile are clamped by the two clamping bars 18 on the opposite sides of the first fixing hole 6 for more accurate fixing of the profile, so that the surfaces of the profile can be adhered to fix. The gap between the two clamping bars 18 can be controlled by the two second guide rails 16, which can be adapted to the dimensions of various profiles. On the basis, two second guide rails 16 and clamping strips 18 can be further arranged, namely, the second guide rails 16, the second sliding blocks 17 and the clamping strips 18 are arranged on the upper, lower, left and right sides of the first fixing holes 6 in a matched mode, so that the section of the profile is stably supported and fixed on the front, rear, left and right sides. The same arrangement can be used for the second fixing plate 5.

One end of the second guide rail 16 far away from the first fixing hole 6 is provided with an adjusting plate 19, the adjusting plate 19 is provided with second threaded holes 20 penetrating through two sides along the length direction of the second guide rail 16, second threaded holes 20 are internally provided with second threaded rods 21 in a threaded matching mode, one end of each second threaded rod 21 is in contact with the end portion of the clamping strip 18 in a propped mode, and the other end of each second threaded rod 21 is provided with a second knob plate 22 on one side, far away from the clamping strip 18, of the adjusting plate 19. When it is necessary to adjust the gap between the two clamping bars 18, the second threaded rod 21 can be controlled toward the distance between the first fixing hole 6 and the adjusting plate 19 by rotating the second knob plate 22, so that the distance between the clamping bars 18 and the adjusting plate 19 can be controlled, thereby controlling the gap between the opposite two clamping bars 18.

The opposite sides of the clamping strip 18 facing one end of the first fixing hole 6 are provided with connecting pieces 23, and a roller 24 or a ball is rotatably arranged between the two connecting pieces 23. Through setting up ball or roller bearing 24, can promote the section bar more smooth and easy in the time of moving between the clamp plate when cutting the section bar, can also avoid the section bar damage simultaneously. A rubber layer is provided on the surface of the roller 24 or the ball.

Example 4:

On the basis of the foregoing embodiment, as shown in fig. 2 and 5, a third guide rail 25 is provided on the upper side of the fixing frame 3 in the front-rear direction on the rear side of the first fixing plate 4, a third slider 26 is slidably provided on the third guide rail 25, and the second fixing plate 5 is mounted on the upper side of the third slider 26. By providing the third guide rail 25 and the third slider 26, the position of the second fixing plate 5 can be adjusted.

Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims

1. The utility model provides a laser cutting device, includes cutting platform (1), cutting platform (1) erects laser cutter (2) that can follow left and right directions and remove, a serial communication port, be provided with mount (3) along fore-and-aft direction level between cutting platform (1) and laser cutter (2), the upside of mount (3) is provided with first fixed plate (4) and second fixed plate (5) respectively in the fore-and-aft both sides of laser cutter (2), be provided with first fixed hole (6) and second fixed hole (7) of mutual alignment on first fixed plate (4) and second fixed plate (5) respectively; the upper side of mount (3) is provided with first guide rail (8) along fore-and-aft direction at the front side of first fixed plate (4), slide on first guide rail (8) and be provided with first slider (9), the vertical baffle (10) that is provided with in upper side of first slider (9), baffle (10) with first fixed orifices (6) align.

2. A laser cutting device according to claim 1, wherein: the first guide rail (8) comprises an upward protruding slide bar (11), a chute (12) matched with the slide bar (11) is arranged in the recess at the lower side of the first sliding block (9), a first threaded hole (13) communicated with the chute (12) is formed in the side face of the first sliding block (9), a first threaded rod (14) is arranged in the first threaded hole (13) in a matched mode, and a first knob plate (15) is connected to one end of the first threaded rod (14) arranged at the outer side of the first sliding block (9).

3. A laser cutting device according to claim 1, wherein: the front side of first fixed plate (4) is provided with second guide rail (16) in the opposite both sides of first fixed orifices (6), and two second guide rail (16) axial is the same, and two second slider (17) are all installed on second guide rail (16), and clamping strip (18) are all installed to the front side of two second slider (17).

4. A laser cutting apparatus according to claim 3, wherein: the one end that second guide rail (16) kept away from first fixed orifices (6) is provided with regulating plate (19), regulating plate (19) are provided with second screw hole (20) that link up both sides along second guide rail (16) length direction, second screw hole (20) internal thread matching is provided with second threaded rod (21), the one end of second threaded rod (21) with the tip top of clamp strip (18) is touched and is linked to each other, and the other end is provided with second knob board (22) in one side that regulating plate (19) kept away from clamp strip (18).

5. A laser cutting apparatus according to claim 4, wherein: connecting pieces (23) are arranged on two opposite sides of the clamping strip (18) facing one end of the first fixing hole (6), and a rolling shaft (24) or a rolling ball is rotatably arranged between the two connecting pieces (23).

6. A laser cutting device according to claim 1, wherein: the upper side of mount (3) is provided with third guide rail (25) along fore-and-aft direction at the rear side of first fixed plate (4), slide on third guide rail (25) and be provided with third slider (26), second fixed plate (5) install in third slider (26) upside.