阅读说明：本技术 一种激光切割碎屑收集装置 (Laser cutting piece collection device ) 是由 郑长和 郑宣成 陈大建 陈浩 徐春风 于 2021-08-20 设计创作，主要内容包括：本发明属于机械加工技术领域,特别涉及一种激光切割碎屑收集装置。包括第一安装架、第一隔板、第二安装架和磁吸组件；所述第一安装架包括壳体和锥形板,所述壳体设置为环形柱状结构,所述壳体的内部设置有第一空腔；所述第一空腔的底面设置为斜面,所述斜面靠近壳体中轴线的一侧高于其远离壳体中轴线的一侧；所述锥形板竖直设置,所述锥形板的外圈与壳体的内圈固定连接；所述壳体内圈侧壁上开设有若干组进料孔,若干组所述进料孔均与第一空腔连通。本发明通过第一安装架、第一隔板、第二安装架和磁吸组件的配合使用,该装置结构简单,制造成本低,并且能够对激光切割时溅射出的碎屑进行全面的收集,实用性更高。(The invention belongs to the technical field of machining, and particularly relates to a laser cutting debris collecting device. The magnetic attraction device comprises a first mounting frame, a first partition plate, a second mounting frame and a magnetic attraction component; the first mounting frame comprises a shell and a conical plate, the shell is of an annular columnar structure, and a first cavity is formed in the shell; the bottom surface of the first cavity is provided with an inclined surface, and one side of the inclined surface close to the central axis of the shell is higher than one side of the inclined surface far away from the central axis of the shell; the conical plate is vertically arranged, and the outer ring of the conical plate is fixedly connected with the inner ring of the shell; a plurality of groups of feed holes are formed in the side wall of the inner ring of the shell and are communicated with the first cavity. According to the invention, the first mounting frame, the first partition plate, the second mounting frame and the magnetic suction assembly are matched for use, the device has a simple structure and low manufacturing cost, and can be used for comprehensively collecting scraps sputtered during laser cutting, so that the practicability is higher.)

1. A laser cutting debris collection device characterized in that: comprises a first mounting rack (1), a first clapboard (2), a second mounting rack (3) and a magnetic suction component (4);

the first mounting frame (1) comprises a shell (7) and a conical plate (8), the shell (7) is of an annular cylindrical structure, and a first cavity (701) is formed in the shell (7); the bottom surface of the first cavity (701) is provided with an inclined surface (704), and one side, close to the central axis of the shell (7), of the inclined surface (704) is higher than one side, far away from the central axis of the shell (7), of the inclined surface (704); the conical plate (8) is vertically arranged, and the outer ring of the conical plate (8) is fixedly connected with the inner ring of the shell (7);

a plurality of groups of feed holes (702) are formed in the side wall of the inner ring of the shell (7), and the plurality of groups of feed holes (702) are communicated with the first cavity (701);

a plurality of groups of discharge holes (703) are formed in the side wall of the outer ring of the shell (7), and the plurality of groups of discharge holes (703) are communicated with the first cavity (701);

the first partition plate (2) is an inclined annular plate, and one side of the first partition plate (2) close to the central axis of the first partition plate is higher than one side of the first partition plate far away from the central axis of the first partition plate; the inner ring and the outer ring of the first clapboard (2) are respectively and fixedly connected with two side walls of the first cavity (701); the horizontal heights of the inner ring and the outer ring of the first clapboard (2) are respectively higher than the horizontal heights of the feed hole (702) and the discharge hole (703);

the plurality of groups of second mounting frames (3) are arranged on the outer ring of the shell (7) in an annular array, and each group of second mounting frames (3) is respectively positioned between two adjacent groups of discharge holes (703); the magnetic assemblies (4) are arranged in an annular array, each magnetic assembly (4) is installed between two adjacent second installation racks (3), and each magnetic assembly (4) can block one discharge hole (703).

2. The laser cutting debris collecting device according to claim 1, wherein: the plurality of groups of the feeding holes (702) are arranged at equal intervals along the central axis direction of the shell (7), the two ends of the bottom surface of the feeding hole (702) positioned at the lowest part are respectively positioned on the same plane with the inclined surface (704) and the upper surface of the conical plate (8);

a plurality of groups of feed holes (702) are arranged at equal intervals along the central axis direction of the shell (7), and a plurality of groups are arranged on the side wall of the inner ring of the shell (7) in an annular array.

3. The laser cutting debris collecting device according to claim 2, wherein: the discharge holes (703) are arranged in an annular array, and the bottom surface of each group of discharge holes (703) and the inclined plane (704) are located on the same plane.

4. A laser cutting debris collecting device according to claim 3, wherein: the central axis directions of the groups of the feeding holes (702) and the groups of the discharging holes (703) are respectively superposed with a group of radiuses of the shell (7);

a plurality of groups of feeding holes (702) are arranged at equal intervals along the central axis direction of the shell (7), wherein the central axis direction is respectively parallel to the central axes of a group of discharging holes (703).

5. A laser cutting debris collecting device according to claim 3, wherein: the upper end surface and the lower end surface of each group of the feeding holes (702) are symmetrically and obliquely arranged by taking the central axis of the feeding holes as the center; and the radial height of one end of each group of the feed holes (702), which is far away from the central axis of the shell (7), is smaller than the radial height of one end of the feed holes, which is close to the central axis of the shell (7).

6. A laser cutting debris collecting device according to claim 3, wherein: a plurality of groups of vent holes (201) are formed in the first partition plate (2) at equal intervals along the radius direction of the first partition plate, and a plurality of groups of vent holes (201) arranged at equal intervals are arranged on the first partition plate (2) in an annular array;

the first clapboard (2) divides the first cavity (701) into a second cavity (7011) and a third cavity (7012) from top to bottom;

the first mounting rack (1) further comprises a connecting pipe (9), the connecting pipe (9) is communicated with a second cavity (7011), and the feeding hole (702) and the discharging hole (703) are both communicated with a third cavity (7012);

the debris collecting device further comprises a gas collecting device, the gas collecting device comprises a collecting box, an air pump and an air pipe, and the output end and the input end of the air pump are respectively communicated with the connecting pipe (9) and the collecting box through the air pipe.

7. The laser cutting debris collecting device according to claim 6, wherein: each row of the vent holes (201) is arranged along the radius direction of the first partition plate (2) at equal intervals, and the central axis of each row of the vent holes is respectively positioned in the middle of the central axes of the two adjacent groups of the feed holes (702) or the two rows of the discharge holes (703).

8. A laser cutting debris collecting device according to claim 3, wherein: the second mounting frame (3) comprises a first conical plate (10), a fixing plate (11) and a second partition plate (12);

the first conical plate (10) is arranged on the side wall of the outer ring of the shell (7), and the first conical plate (10) is positioned right below the space between the two adjacent groups of discharge holes (703); the fixing plate (11) is vertically arranged at one end, far away from the shell (7), of the first conical plate (10), and the fixing plate (11) is parallel to the outer ring side wall of the shell (7) and is spaced from the outer ring side wall of the shell (7);

the second partition plate (12) is arranged between the fixed plate (11) and the outer ring side wall of the shell (7), and two sets of bilaterally symmetrical installation cavities (301) are formed between the first tapered plate (10), the fixed plate (11), the second partition plate (12) and the outer ring side wall of the shell (7).

9. The laser cutting debris collecting device according to claim 8, wherein: the magnetic attraction component (4) comprises a plurality of groups of magnet blocks (13);

the lower ends of the magnet blocks (13) are respectively fixedly connected with a group of clamping blocks (14), and the side walls of the magnet blocks at the opposite positions are positioned on the same plane; magnet piece (13) with the both sides end of joint piece (14) can the joint respectively in a set of installation cavity (301), and a side between them all can with casing (7) outer lane lateral wall activity laminating.

10. The laser cutting debris collecting device according to claim 1, wherein: the debris collection device further comprises a rolling assembly (5), the rolling assembly (5) comprising a third mounting bracket (15) and a ball (16);

the third mounting frame (15) is fixedly mounted at the lower end of the first mounting frame (1), and the balls (16) are arranged in an annular array and movably clamped at the lower end of the third mounting frame (15).

Technical Field

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

Background

Laser cutting is to irradiate a workpiece with a focused high-power-density laser beam to quickly melt, vaporize and ablate the irradiated material or reach a burning point, and simultaneously blow off the molten material by means of a high-speed airflow coaxial with the beam, thereby realizing the cutting of the workpiece.

Laser cutting equipment is when cutting panel, and a large amount of sparks and iron fillings can be splashed to cutting member below for the staff can be very troublesome when cleaning the processing platform, and the scope that just needs to clean can be very big, wastes time and energy.

Meanwhile, when the laser cutting equipment is used for cutting the plate, the splashed sparks can scald workers easily, and safety risks exist.

Disclosure of Invention

Aiming at the problems, the invention provides a laser cutting debris collecting device which comprises a first mounting frame, a first partition plate, a second mounting frame and a magnetic suction assembly;

the first mounting frame comprises a shell and a conical plate, the shell is of an annular columnar structure, and a first cavity is formed in the shell; the bottom surface of the first cavity is provided with an inclined surface, and one side of the inclined surface close to the central axis of the shell is higher than one side of the inclined surface far away from the central axis of the shell; the conical plate is vertically arranged, and the outer ring of the conical plate is fixedly connected with the inner ring of the shell;

a plurality of groups of feed holes are formed in the side wall of the inner ring of the shell and are communicated with the first cavity;

a plurality of groups of discharge holes are formed in the side wall of the outer ring of the shell and are communicated with the first cavity;

the first partition plate is an annular plate which is obliquely arranged, and one side of the first partition plate close to the central axis of the first partition plate is higher than one side of the first partition plate far away from the central axis of the first partition plate; the inner ring and the outer ring of the first partition plate are respectively and fixedly connected with two side walls of the first cavity; the horizontal heights of the inner ring and the outer ring of the first clapboard are respectively higher than the horizontal heights of the feed hole and the discharge hole;

the plurality of groups of second mounting frames are arranged on the outer ring of the shell in an annular array, and each group of second mounting frames is respectively positioned between two adjacent groups of discharge holes; the magnetic assemblies are arranged in an annular array, each magnetic assembly is arranged between two adjacent second mounting racks, and each magnetic assembly can block one discharge hole.

Furthermore, a plurality of groups of the feeding holes are arranged at equal intervals along the central axis direction of the shell, the two ends of the bottom surface of the feeding hole positioned at the lowest part are respectively positioned on the same plane with the inclined surface and the upper surface of the conical plate;

a plurality of groups of feeding holes are arranged at equal intervals along the central axis direction of the shell and are arranged on the side wall of the inner ring of the shell in an annular array.

Furthermore, a plurality of groups of discharge holes are arranged in an annular array, and the bottom surfaces of the discharge holes in each group are located on the same plane with the inclined plane.

Further, the central axis directions of the groups of the feed holes and the groups of the discharge holes are respectively superposed with a group of radiuses of the shell;

a plurality of groups of feeding holes are arranged at equal intervals along the central axis direction of the shell, wherein the central axis direction of the feeding holes is respectively parallel to the central axes of a group of discharging holes.

Furthermore, the upper end surface and the lower end surface of each group of the feeding holes are symmetrically and obliquely arranged by taking the central axis of each group of the feeding holes as a center; and the radial height of one end of each group of the feeding holes, which is far away from the central axis of the shell, is smaller than the radial height of one end of each group of the feeding holes, which is close to the central axis of the shell.

Furthermore, a plurality of groups of vent holes are formed in the first partition plate at equal intervals along the radius direction of the first partition plate, and a plurality of groups of vent holes which are arranged at equal intervals are arranged on the first partition plate in an annular array;

the first partition plate divides the first cavity into a second cavity and a third cavity from top to bottom;

the first mounting frame further comprises a connecting pipe, the connecting pipe is communicated with the second cavity, and the feeding hole and the discharging hole are both communicated with the third cavity;

the debris collecting device further comprises a gas collecting device, the gas collecting device comprises a collecting box, an air pump and an air pipe, and the output end and the input end of the air pump are respectively communicated with the connecting pipe and the collecting box through the air pipe.

Furthermore, each row of the vent holes are arranged in a plurality of groups at equal intervals along the radius direction of the first partition plate, wherein the central axis of each vent hole is respectively positioned in the middle of the central axes of the two adjacent groups of the feed holes or the two rows of the discharge holes.

Further, the second mounting frame comprises a first conical plate, a fixing plate and a second partition plate;

the first conical plate is arranged on the side wall of the outer ring of the shell and is positioned right below the space between the two adjacent groups of discharge holes; the fixed plate is vertically arranged at one end of the first conical plate, which is far away from the shell, and the fixed plate and the side wall of the outer ring of the shell are parallel to each other and are spaced;

the second partition plate is arranged between the fixed plate and the side wall of the outer ring of the shell, and two groups of bilaterally symmetrical installation cavities are formed among the first conical plate, the fixed plate, the second partition plate and the side wall of the outer ring of the shell.

Further, the magnetic attraction component comprises a plurality of groups of magnet blocks;

the lower ends of the magnet blocks are respectively fixedly connected with a group of clamping blocks, and the side walls of the magnet blocks at the opposite positions are positioned on the same plane; the magnet piece with the both sides end of joint piece can be respectively the joint in a set of installation intracavity, and a side between them all can with the activity laminating of casing outer lane lateral wall.

Further, the debris collection device further comprises a rolling assembly, wherein the rolling assembly comprises a third mounting frame and a ball;

the third mounting bracket is fixedly mounted at the lower end of the first mounting bracket, and the balls are arranged in an annular array and movably clamped at the lower end of the third mounting bracket.

The invention has the beneficial effects that:

1. according to the invention, the first mounting frame, the first partition plate, the second mounting frame and the magnetic suction assembly are matched for use, the device has a simple structure and low manufacturing cost, and can be used for comprehensively collecting scraps sputtered during laser cutting, so that the practicability is higher;

2. the feeding holes are arranged in the direction of the central axis of the shell at equal intervals, and the central axis of each feeding hole is parallel to the central axis of one discharging hole, so that when the debris is sputtered into the feeding holes, the debris can directly penetrate through the discharging holes and collide with the magnetic suction assembly, the debris is prevented from splashing in the first mounting frame to influence the debris collecting effect, and the debris collection is safer and more stable;

3. the first partition plate is provided with vent holes, so that the first cavity is divided into a second cavity and a third cavity from top to bottom; the second cavity is communicated with the gas collecting device and used for collecting waste gas; the third cavity is used for collecting the scraps generated during cutting, the device can respectively collect the gas and the scraps generated during laser cutting, and meanwhile, harmful substances can be prevented from entering the external environment, so that the use is safer;

4. through using magnet piece and joint piece to arrange from top to bottom and constitute magnetism subassembly of inhaling, the device is more convenient and fast when getting rid of the piece of adsorbing on the magnet piece, need not other objects and assists, and structural integrity is strong.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 shows a schematic perspective view of a debris collection apparatus according to an embodiment of the invention;

FIG. 2 shows a schematic cross-sectional view of a debris collecting device according to an embodiment of the invention;

FIG. 3 shows a schematic structural diagram of a first mount of an embodiment of the invention;

FIG. 4 shows a schematic structural view of a feed hole and a discharge hole in accordance with an embodiment of the present invention;

FIG. 5 is a schematic structural view showing a first separator according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a first cavity according to an embodiment of the present invention;

FIG. 7 shows a schematic structural diagram of a second mount of an embodiment of the invention;

FIG. 8 is a schematic structural view of a magnetic assembly according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a rolling assembly according to an embodiment of the present invention.

In the figure: 1. a first mounting bracket; 2. a first separator; 201. a vent hole; 3. a second mounting bracket; 301. a mounting cavity; 4. a magnetic component; 5. a rolling component; 7. a housing; 701. a first cavity; 7011. a second cavity; 7012. a third cavity; 702. a feed port; 703. a discharge hole; 704. a bevel; 8. a tapered plate; 9. a connecting pipe; 10. a first tapered plate; 11. a fixing plate; 12. a second separator; 13. a magnet block; 14. a clamping block; 15. a third mounting bracket; 16. and a ball.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a laser cutting vaporization jet catching assembly, which comprises a first mounting frame 1, a first partition plate 2, a second mounting frame 3, a magnetic attraction assembly 4 and a rolling assembly 5, and is exemplarily shown in fig. 1 and 2.

Specifically, the first mounting bracket 1 includes a housing 7 and a tapered plate 8, as shown in fig. 3; the shell 7 is of an annular columnar structure, and a first cavity 701 is arranged inside the shell 7; the bottom surface of the first cavity 701 is provided with an inclined surface 704, and one side of the inclined surface 704 close to the central axis of the housing 7 is higher than one side of the inclined surface 704 far away from the central axis of the housing 7; the tapered plate 8 is vertically arranged, and the outer ring of the tapered plate 8 is fixedly connected with the inner ring of the shell 7.

A plurality of groups of feed holes 702 are formed in the side wall of the inner ring of the shell 7, and the plurality of groups of feed holes 702 are communicated with the first cavity 701; the plurality of groups of the feed holes 702 are arranged at equal intervals along the central axis direction of the shell 7, the two ends of the bottom surface of the group of the feed holes 702 positioned at the lowest part are respectively positioned on the same plane with the inclined surface 704 and the upper surface of the conical plate 8; a plurality of groups of feed holes 702 are arranged at equal intervals along the central axis direction of the shell 7, and a plurality of groups are arranged on the side wall of the inner ring of the shell 7 in an annular array; through the above structural arrangement, the debris falling on the tapered plate 8 can slide down into the first cavity 701 along the upper surface of the tapered plate 8, and the debris is collected more comprehensively.

A plurality of groups of discharge holes 703 are formed in the side wall of the outer ring of the shell 7, and the plurality of groups of discharge holes 703 are communicated with the first cavity 701; the discharge holes 703 are arranged in an annular array, and the bottom surface of each discharge hole 703 and the inclined plane 704 are located on the same plane; through the structure arrangement, the chips accumulated in the first cavity 701 can slide out from the discharge hole 703 to a preset position along the inclined plane 704, and the chips are more convenient to clean.

And a connecting pipe 9 is further arranged on the side wall of the outer ring of the shell 7, and one end of the connecting pipe 9 is communicated with the top of the first cavity 701.

The first partition plate 2 is an annular plate which is obliquely arranged, and one side of the first partition plate 2 close to the central axis of the first partition plate is higher than one side of the first partition plate 2 far away from the central axis of the first partition plate; the inner ring and the outer ring of the first clapboard 2 are respectively and fixedly connected with two side walls of the first cavity 701; the horizontal heights of the inner ring and the outer ring of the first clapboard 2 are respectively higher than the horizontal heights of the feed hole 702 and the discharge hole 703; the first partition 2 is used for guiding and limiting the chips entering the first cavity 701 through the feeding hole 702 to fall on the inclined plane 704.

A plurality of groups of the second mounting frames 3 are arranged on the outer ring of the shell 7 in an annular array, and each group of the second mounting frames 3 is respectively positioned between two adjacent groups of the discharge holes 703; the magnetic suction components 4 are arranged in an annular array, each magnetic suction component 4 is respectively arranged between two adjacent second mounting racks 3, and each magnetic suction component 4 can respectively plug one discharge hole 703; the second mounting frame 3 is used for mounting a magnetic suction component 4, and the magnetic suction component 4 is used for sucking the fragments entering the discharge hole 703 through the feed hole 702 and the first cavity 701, so that the fragments are prevented from splashing.

The rolling assembly 5 is arranged at the lower end of the first mounting frame 1; the rolling assembly 5 is used for performing plane movement on the device.

Illustratively, before use, the first mounting frame 1 is placed below a cutting plate and is abutted against the plate to be cut; when the plate is cut by the laser cutting equipment, sparks sputtered from the plate and chips flying along with the sparks enter the first cavity 701 through the tapered plate 8 and the groups of the feeding holes 702 in sequence; the debris splashed to a high position collides with the first partition 2 and is guided by the inclined first partition 2 to fall to the inclined surface 704; the debris splashed to the lower part directly collides with the magnetic attraction component 4 and is attracted by the magnetic attraction component 4.

When debris in the first cavity 701 and on the magnetic component 4 need to be removed, the magnetic component 4 can be pulled out, so that the debris adsorbed on the magnetic component 4 is scraped by the discharge hole 703 and falls onto the inclined plane 704, and finally falls into a collection box which is arranged in advance through the inclined plane 704.

Through the cooperation use of first mounting bracket 1, first baffle 2, second mounting bracket 3 and magnetism subassembly 4, the device simple structure, low in manufacturing cost to the piece that splashes out when can be to laser cutting carries out comprehensive collection, and the practicality is higher.

Specifically, as shown in fig. 4, the central axis directions of each group of the feed holes 702 and each group of the discharge holes 703 are respectively overlapped with a group of radii of the shell 7; a plurality of groups of material inlet holes 702 are arranged at equal intervals along the central axis direction of the shell 7, wherein the central axis direction is parallel to the central axis of the group of material outlet holes 703.

Through a plurality of groups of feed ports 702 that will follow casing 7 axis direction equidistant setting, its axis direction is parallel with a set of discharge opening 703 axis respectively for the piece when sputtering in the feed port 702, can directly pass discharge opening 703 and collide subassembly 4 is inhaled to magnetism, avoids the piece to take place to splash in first mounting bracket 1, influences its piece and collects the effect, and the piece is collected safelyr, stable.

The upper end surface and the lower end surface of each group of the feed holes 702 are symmetrically and obliquely arranged by taking the central axis of the feed holes as the center; and the radial height of each group of feed holes 702 far from the end of the central axis of the shell 7 is smaller than the radial height of the end of the feed holes close to the central axis of the shell 7.

Illustratively, debris generated during laser cutting directly passes through the feed hole 702 and enters the first cavity 701, or collides with the obliquely arranged upper and lower end surfaces of the feed hole 702 and enters the first cavity 701 due to the obliquely arranged upper and lower end surfaces of the feed hole 702.

Through the radial height that keeps away from casing 7 axis one end with each group feed port 702, set up to all being less than its self and being close to the radial height of casing 7 axis one end for the piece that produces during laser cutting enters into first mounting bracket 1 more easily when sputtering, thereby makes the piece collect more comprehensively, and the collection effect is better.

A plurality of groups of vent holes 201 are arranged on the first partition plate 2 at equal intervals along the radius direction of the first partition plate, as shown in fig. 5; the plurality of groups of the vent holes 201 are arranged at equal intervals and are arranged on the first partition plate 2 in an annular array.

Illustratively, as shown in fig. 6, the first partition plate 2 divides the first cavity 701 into a second cavity 7011 and a third cavity 7012 from top to bottom; the connecting pipe 9 is communicated with the second cavity 7011, and the feeding hole 702 and the discharging hole 703 are both communicated with the third cavity 7012.

The debris collecting device further comprises a gas collecting device (not shown in the figure), the gas collecting device comprises a collecting box, an air suction pump and an air pipe, and the output end and the input end of the air suction pump are respectively communicated with the connecting pipe 9 and the collecting box through the air pipe.

For example, when the laser cutting apparatus is used, the sputtered debris enters the third cavity 7012, and the exhaust gas generated during cutting and the vapor generated during cutting of the plate member are absorbed by the gas collecting device.

The first partition plate 2 is provided with the vent holes 201, so that the first cavity 701 is divided into a second cavity 7011 and a third cavity 7012 from top to bottom by the first partition plate 2; the second cavity 7011 is in communication with a gas collection device for collecting the exhaust gas; the third cavity 7012 is used to collect debris generated during cutting, and the device can collect gas and debris generated during laser cutting, and can prevent harmful substances from entering the external environment, so that the use is safer.

Specifically, as shown in fig. 7, several groups of the vent holes 201 are arranged in each row at equal intervals along the radial direction of the first partition board 2, wherein the central axis is respectively located at the middle of the central axes of two adjacent groups of the feed holes 702 or two rows of the discharge holes 703.

Illustratively, when the laser cutting apparatus is used, debris entering the high position of the third cavity 7012 may contact the first partition 2 where the vent 201 is not formed and fall on the inclined surface 704 under the influence of the debris.

The axis setting through with each air vent 201 is located the centre of two sets of feed ports 702 or two discharge openings 703 axes of adjacent, when the piece that laser cutting equipment produced when the cutting entered into first cavity 701 in, can not touch air vent 201 on the first baffle 2 for the device can also collect waste gas when leading to the piece, does not influence the direction effect to the piece simultaneously, simple structure, low in manufacturing cost, and it is more convenient to use.

The second mounting frame 3 comprises a first tapered plate 10, a fixing plate 11 and a second partition plate 12; the first conical plate 10 is arranged on the side wall of the outer ring of the shell 7, and the first conical plate 10 is positioned right below the two adjacent groups of discharge holes 703; the fixing plate 11 is vertically arranged at one end of the first conical plate 10 far away from the shell 7, and the fixing plate 11 and the outer ring side wall of the shell 7 are parallel to each other and are spaced; the second partition plate 12 is arranged between the fixed plate 11 and the outer side wall of the housing 7, and two sets of bilaterally symmetrical installation cavities 301 are formed among the first tapered plate 10, the fixed plate 11, the second partition plate 12 and the outer side wall of the housing 7.

The magnetic attraction component 4 comprises a plurality of groups of magnet blocks 13, as shown in fig. 8; the lower ends of the magnet blocks 13 are respectively fixedly connected with a clamping block 14, and the side walls of the magnet blocks at the opposite positions are positioned on the same plane; magnet piece 13 with the both sides end of joint piece 14 can the joint respectively in a set of installation cavity 301, and a side of both can all laminate with casing 7 outer lane lateral wall activity.

Illustratively, debris generated by the laser cutting device during use enters the third cavity 7012, and the debris at the lower position is adsorbed on the magnet block 13, and the rest is accumulated on the inclined surface 704; when the scraps in the third cavity 7012 are collected and removed, the magnet block 13 is shifted upwards, the scraps adsorbed on the magnet block 13 are clamped by the upper end of the discharge hole 703 until the magnet block 13 completely leaves the discharge hole 703, the clamping block 14 is attached to the upper end of the discharge hole 703, and the scraps clamped at the upper end of the discharge hole 703 fall on the inclined plane 704 due to the fact that the scraps of the magnet block 13 are not adsorbed; debris on the ramp 704 can slide into a pre-positioned collection box.

Through using magnet piece 13 and joint piece 14 to arrange from top to bottom and constitute magnetism subassembly 4 of inhaling, the device is more convenient and fast when getting rid of the piece of adsorbing on magnet piece 13, need not other objects and assists, and structural integrity is strong.

The rolling assembly 5 comprises a third mounting frame 15 and a ball 16, as shown in fig. 9; the third mounting bracket 15 is fixedly mounted at the lower end of the first mounting bracket 1, and the balls 16 are arranged in an annular array and movably clamped at the lower end of the third mounting bracket 15.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.