CN116100148A

CN116100148A - Thermal cutting equipment for recycling metal waste

Info

Publication number: CN116100148A
Application number: CN202310132297.6A
Authority: CN
Inventors: 李艳艳; 黄志国; 汤立松; 魏艳东; 孙杨锋; 刘荣伟
Original assignee: Chengde Petroleum College
Current assignee: Chengde Petroleum College
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-05-12

Abstract

The invention relates to the technical field of hot cutting, in particular to hot cutting equipment for recycling metal wastes, which comprises a machine table, a supporting frame arranged on the machine table and an operation frame arranged on the supporting frame; the operation frame is provided with a hot cutting frame which is rotatably arranged; the hot cutting machine frame is provided with a hot cutting machine part which is installed in a sliding manner; the hot cutting machine part comprises a positioning seat sliding on the hot cutting machine frame and a hot cutting machine barrel used for cutting operation, wherein the hot cutting machine barrel is movably arranged on the positioning seat through an elastic support piece; the bottom of the thermal cutting machine barrel is provided with a walking support, and the walking support is supported on the surface of the metal waste. The laser end of the thermal cutting machine barrel is always kept in an equidistant state with the cutting surface, so that a high-power-density high-temperature focus formed by focusing is always positioned on the cutting surface, and a high-quality cutting process is maintained.

Description

Thermal cutting equipment for recycling metal waste

Technical Field

The invention relates to the technical field of thermal cutting, in particular to thermal cutting equipment for recycling metal waste.

Background

For the metal waste with larger volume, the metal waste is usually cut by a laser cutting machine at present, laser emitted from a laser is focused into a laser beam with high power density through an optical path system, the laser beam irradiates the surface of a workpiece to enable the workpiece to reach a melting point or a boiling point, meanwhile, high-pressure gas coaxial with the laser beam blows away melted or gasified metal, and along with the movement of the relative positions of the laser beam and the workpiece, a kerf is finally formed by the material, so that the cutting purpose is achieved.

The metal waste cutting device in the prior art generally comprises a workbench, a cutting mechanism and a conveying belt, wherein the metal waste is conveyed to the region of the workbench, and is subjected to cutting treatment by the cutting mechanism; however, the metal waste is often shaped differently, and the cutting position is not necessarily a flat structure, so that the focusing focus of the laser beam is affected, the cutting effect is affected, and the metal waste is likely to have floating rust slag on the surface due to rust problems, so that the hot cutting recovery is difficult to quickly and smoothly perform.

Disclosure of Invention

The present invention aims to provide a thermal cutting apparatus for metal waste recovery to solve the problems set forth in the background art described above.

In order to achieve the above purpose, the present invention provides the following technical solutions:

a thermal cutting device for recovering metal waste comprises a machine table, a supporting frame arranged on the machine table and a working frame arranged on the supporting frame;

the hot cutting machine frame is arranged on the operation frame and is rotatably mounted; the hot cutting machine frame is provided with a hot cutting machine part which is installed in a sliding manner;

the hot cutting machine part comprises a positioning seat sliding on the hot cutting machine frame and a hot cutting machine barrel used for cutting operation, wherein the hot cutting machine barrel is movably arranged on the positioning seat through an elastic supporting piece;

the bottom of the thermal cutting machine barrel is provided with a walking support, and the walking support is supported on the surface of the metal waste;

the positioning seat is externally connected with a blowing machine part, and the blowing machine part is arranged at the side edge of the thermal cutting machine barrel.

As a further scheme of the invention: the operation frame comprises a mounting base, a rotating shaft arranged on the mounting base and a support frame plate arranged on the rotating shaft, wherein the hot cutting machine frame is fixed on the support frame plate, a pusher is further arranged on the mounting base, a moving block is arranged at the telescopic end of the pusher, the moving block is externally connected with a pushing rod, and the pushing rod is connected with the hot cutting machine frame.

As a further scheme of the invention: the hot cutting machine frame comprises a machine frame arranged on a supporting frame plate and a sliding rail arranged at the bottom edge of the machine frame, wherein the push rod is connected with the machine frame, a sliding substrate is arranged in the sliding rail, and the hot cutting machine part is arranged on the sliding substrate through a positioning seat.

As a further scheme of the invention: the thermal cutting machine barrel comprises a machine barrel main body and a laser gun arranged at the bottom of the machine barrel main body; the walking support comprises a walking support leg arranged at the side edge of the bottom of the machine barrel main body and a wheel body arranged on the walking support leg.

As a further scheme of the invention: the positioning seat is provided with a supporting seat, the elastic supporting pieces are arranged on two sides of the machine barrel main body and comprise supporting ends arranged on the supporting seat and fixed ends arranged on the side wall of the machine barrel main body, the supporting ends are provided with supporting rods, the fixed ends are provided with sleeves sleeved on the supporting rods, the supporting rods are further wound with supporting springs, and the supporting springs are supported between the supporting ends and the sleeves.

As a further scheme of the invention: the support end and the barrel main body of both sides are still provided with the reinforcing support pole between, the reinforcing support pole is including installing in the top of barrel main body top prop up the piece to and connect with the connecting bolt of support end, the top prop up the piece and be connected with the spring lever, the other end of spring lever is connected with the bending lever, the bending lever is connected with the connecting bolt through the rotor.

As a further scheme of the invention: the blowing machine part comprises an inclined support arranged on the side edge of the positioning seat and a blowing head arranged on the inclined support, wherein the blowing head is arranged at the bottom end of the inclined support through a fixing bolt, an air pipeline penetrates through the inclined support, and the air pipeline is connected with the blowing head.

As still further aspects of the invention: the blowing head comprises an air gun main body, an air jet pipe arranged in the air gun main body and an adapter which is arranged on the air gun main body and is butted with the ventilation pipeline; an inner branch spring is arranged at the pipe orifice of the air ejector, and a contact is arranged at the outer end of the inner branch spring.

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

the invention designs the thermal cutting machine barrel as an implementation tool for laser beam cutting, when a thermal cutting machine part slides, the thermal cutting machine barrel is supported on the surface of metal waste by the sliding support, the elastic support forms downward supporting force on the thermal cutting machine barrel, so that even if a cutting workpiece or a cutting area is of an uneven structure, the thermal cutting machine barrel can correspondingly move along the uneven trend of the uneven structure, the laser end of the thermal cutting machine barrel is always kept in an equidistant state with the cutting surface, and a high-power-density high-temperature focus formed by focusing is always positioned on the cutting surface, so that the cutting process is not influenced by the uneven structure, and the high-quality cutting process can be kept.

3. And a blowing machine part is arranged at the side edge of the thermal cutting machine barrel, so that rust slag, rust powder and the like possibly existing on the surface of metal waste are removed by blowing and wiping wind in the cutting process, the smoothness of a cutting line area is ensured, and the operation smoothness of thermal cutting is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application. Meanwhile, these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to specific embodiments.

Fig. 1 is a schematic view showing the overall structure of a thermal cutting apparatus for metal waste recovery according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a thermal cutting machine according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a work frame according to an embodiment of the present invention.

Fig. 4 is a schematic front view of a thermal cutting member according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the region a in fig. 4 according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a blowing device according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a blowhead according to an embodiment of the present invention.

In the figure: 11. a machine table; 12. a support frame; 13. an operation frame; 14. a hot cutting frame; 15. thermally cutting the parts; 16. a thermal cutter barrel; 17. an elastic support; 18. a walking support; 19. blowing and wiping the machine parts; 10. a positioning seat; 21. a mounting base; 22. a rotating shaft; 23. a support frame plate; 24. a pusher; 25. a moving block; 26. a push rod; 31. a frame; 32. a sliding rail; 33. sliding the substrate; 41. a walking support leg; 42. a wheel body; 51. a support base; 52. a support end; 53. a fixed end; 54. a support rod; 55. a sleeve; 56. a support spring; 57. reinforcing the support rod; 61. a connecting bolt; 62. a rotating piece; 63. bending the rod; 64. a spring rod; 65. a top support block; 71. an inclined bracket; 72. a fixing bolt; 73. a vent line; 74. a blow head; 81. an air gun body; 82. an adaptor; 83. a gas lance; 84. an inner branch spring; 85. a contact; 91. a barrel body; 92. and (5) a laser gun.

Description of the embodiments

The technical solutions according to the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, examples of which are shown in the accompanying drawings. When the following description refers to the accompanying drawings, like numerals in the various drawings refer to like or similar elements, unless otherwise specified.

It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Specific implementations of the invention are described in detail below in connection with specific embodiments.

Examples

Referring to fig. 1 and 2, there is provided a thermal cutting apparatus for metal waste recovery, including a machine 11, a support frame 12 mounted on the machine 11, and a work frame 13 mounted on the support frame 12;

the working frame 13 is provided with a hot cutting frame 14, and the hot cutting frame 14 is rotatably arranged; the hot cutting machine frame 14 is provided with a hot cutting machine part 15, and the hot cutting machine part 15 is installed in a sliding mode;

the hot cutting machine 15 comprises a positioning seat 10 sliding on a hot cutting frame 14 and a hot cutting machine cylinder 16 used for cutting, wherein the hot cutting machine cylinder 16 is movably arranged on the positioning seat 10 through an elastic supporting piece 17;

the bottom of the thermal cutting cylinder 16 is provided with a walking support 18, and the walking support 18 is supported on the surface of the metal waste;

the positioning seat 10 is externally connected with a blowing machine part 19, and the blowing machine part 19 is arranged at the side edge of the thermal cutting machine cylinder 16.

The embodiment is based on the mature laser beam cutting technology in the prior art, designs and optimizes the operation implementation structure, wherein the machine table 11 is an equipment operation station and is externally connected with transmission equipment such as a metal waste transmission belt, and the supporting frame 12 is an operation installation machine frame; the hot cutting machine 15 is mounted on the hot cutting frame 14, the hot cutting frame 14 is mounted on the work frame 13, the hot cutting frame 14 is rotatably mounted for adjusting the execution angle of cutting, and the hot cutting machine 15 slides along the hot cutting frame 14 to perform cutting processing.

The thermal cutting machine barrel 16 is an implementation tool for laser beam cutting, when the thermal cutting machine 15 slides, the thermal cutting machine barrel 16 is supported on the surface of metal waste through the travelling support 18, the elastic support 17 forms downward supporting force on the thermal cutting machine barrel 16, so that even if a cutting workpiece or a cutting area is of an uneven structure, the thermal cutting machine barrel 16 can correspondingly move along the concave-convex fluctuation trend of the uneven structure, the laser end of the thermal cutting machine barrel 16 is always kept in an equidistant state with the cutting surface, and the high-temperature focus of high power density formed by focusing is always located on the cutting surface, so that the cutting process is not influenced by the uneven structure, and the high-quality cutting process can be kept.

Meanwhile, in the embodiment, the blowing machine parts 19 are arranged on the side edges of the thermal cutting machine barrel 16, and rust residues, rust powder and the like possibly existing on the surface of metal waste are removed through blowing wind power in the cutting process, so that smoothness of a cutting line area is ensured, and operation smoothness of thermal cutting is improved.

Examples

Based on the above embodiment, for the specific implementation structure of the work frame 13, please refer to fig. 1 and 3, the design of this embodiment is as follows:

the working frame 13 is mounted on the supporting frame 12, and the supporting frame 12 can adjust the working height of the working frame 13 in a lifting manner, so that the lifting adjustment is mature prior art, and therefore, the embodiment is not described again.

The work frame 13 comprises a mounting base 21, a rotating shaft 22 arranged on the mounting base 21 and a support frame plate 23 arranged on the rotating shaft 22, the hot cutting machine frame 14 is fixed on the support frame plate 23, a pusher 24 is further arranged on the mounting base 21, a moving block 25 is arranged at the telescopic end of the pusher 24, the moving block 25 is externally connected with a pushing rod 26, and the pushing rod 26 is connected with the hot cutting machine frame 14.

The hot cutting machine frame 14 comprises a frame 31 arranged on the support frame plate 23 and a sliding rail 32 arranged at the bottom edge of the frame 31, the push rod 26 is connected with the frame 31, a sliding base plate 33 is arranged in the sliding rail 32, and the hot cutting machine 15 is arranged on the sliding base plate 33 through the positioning seat 10.

The pusher 24 adopts a hydraulic driving mode to adjust and push the moving block 25 to move, and drives the supporting frame plate 23 to rotate by taking the rotating shaft 22 as an axis along with the movement of the moving block 25, so as to adjust the cutting implementation angle of the thermal cutting machine frame 14; the hot cutting machine frame 14 takes a machine frame 31 as a main body, a moving tool is arranged in a sliding rail 32, and a sliding base plate 33 is driven to move along the sliding rail 32, so that a hot cutting machine part 15 is driven to perform cutting operation; the moving tool can adopt a driving screw rod or a hydraulic rod, which is the prior art, so the embodiment will not be described in detail.

Examples

Based on the above example, referring to fig. 2 and 4 for an embodiment of the operation of the thermal cutter barrel 16, this example is designed as follows:

the thermal cutting barrel 16 comprises a barrel main body 91 and a laser gun 92 arranged at the bottom of the barrel main body 91; the travel support 18 includes a travel leg 41 mounted to a bottom side edge of the barrel body 91, and a wheel body 42 mounted to the travel leg 41.

The positioning seat 10 is provided with a supporting seat 51, the elastic supporting pieces 17 are arranged on two sides of the machine barrel main body 91, each elastic supporting piece 17 comprises a supporting end 52 arranged on the supporting seat 51 and a fixed end 53 arranged on the side wall of the machine barrel main body 91, a supporting rod 54 is arranged on the supporting end 52, a sleeve 55 sleeved on the supporting rod 54 is arranged on the fixed end 53, a supporting spring 56 is further wound on the supporting rod 54, and the supporting spring 56 is supported between the supporting end 52 and the sleeve 55.

The barrel body 91 is supported by the walking leg 41 as a bottom support member, and the wheel body 42 slides along the surface of the cutting area; in the case of an upper arc-shaped projection of the cutting area, the wheel body 42 moves up correspondingly, so that the barrel body 91 moves up, the fixed end 53 also moves up correspondingly, the sleeve 55 moves up and further compresses the support spring 56; the support spring 56 always maintains a downward elastic pushing force on the sleeve 55, and in the case that the cutting area is depressed in a downward arc shape, the support spring 56 pushes the sleeve 55 downward, so that the barrel main body 91 moves downward, so that the wheel body 42 maintains a degree of fitting with the surface of the cutting area. The laser gun 92 and the cutting surface always keep the same working distance, so that the high-temperature focus with high power density formed by focusing is always positioned on the cutting surface, and the high-quality cutting process can be maintained.

In one case of the present embodiment;

in order to avoid vibration influence on the movement of the walking support 18, as shown in fig. 4 and 5, a reinforcing support rod 57 is further disposed between the support ends 52 on both sides and the barrel main body 91.

The reinforcing support rod 57 comprises a top support block 65 mounted on the top end of the barrel body 91 and a connecting bolt 61 connected with the support end 52, the top support block 65 is connected with a spring rod 64, the other end of the spring rod 64 is connected with a bending rod 63, and the bending rod 63 is connected with the connecting bolt 61 through a rotating plate 62.

The reinforcing support rod 57 is connected to the support end 52, a bending rod 63 is arranged from the support end 52 as a fulcrum towards the top end of the machine barrel main body 91, and the bending rod 63 is supported on the machine barrel main body 91 through a spring rod 64; the reinforcing support rod 57 wholly is the trend of small amplitude slope, and its upper and lower displacement that can not influence barrel main body 91 on the one hand, on the other hand is relative with the elastic support piece 17 of wholly vertical arrangement, and reinforcing support rod 57 forms the horizontal holding power of small amplitude slope to barrel main body 91, and the horizontal holding power of both sides forms the location to barrel main body 91, avoids barrel main body 91 to the influence of rocking about, improves holistic stability to improve the operation precision of laser beam focusing.

Examples

Based on the above embodiment, for the specific operation structure of the blowing machine 19, referring to fig. 6 and 7, the present embodiment is designed as follows:

the blowing and wiping part 19 comprises an inclined bracket 71 arranged on the side edge of the positioning seat 10 and a blowing head 74 arranged on the inclined bracket 71, wherein the blowing head 74 is arranged at the bottom end of the inclined bracket 71 through a fixing bolt 72, a ventilation pipeline 73 penetrates through the inclined bracket 71, and the ventilation pipeline 73 is connected with the blowing head 74. The inclined bracket 71 is a mounting structure of the blowing head 74, the fixing bolt 72 can be loosened to adjust the mounting angle of the blowing head 74 before operation, and the ventilation pipeline 73 is hidden in the inclined bracket 71 and is used for increasing air supply.

In one case of this embodiment, in order to further improve the cleaning effect on the rust, this embodiment is further designed as follows:

the blow head 74 comprises an air gun main body 81, an air jet pipe 83 arranged in the air gun main body 81 and an adapter 82 arranged on the air gun main body 81 and butted with the ventilation pipeline 73; an inner branch spring 84 is arranged at the pipe orifice position of the air injection pipe 83, and an abutting contact 85 is arranged at the outer end of the inner branch spring 84; the nozzle inner diameter of the gas lance 83 is larger than the outer diameter of the inner branch spring 84.

The air jet pipe 83 is an operation output end of the air flow; the nozzle position of the air jet pipe 83 is provided with a contact 85, the contact 85 is used for contacting the surface of the cutting area, and is used for pulling out rust slag with corroded surface, and the rust slag is blown away by air flow blown out by the air jet pipe 83. The abutment 85 is mounted by the inner branch spring 84, which is also adapted to the relief trend of the cutting area, so that the abutment 85 always contacts the surface of the cutting area.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A thermal cutting device for recovering metal waste comprises a machine table, a supporting frame arranged on the machine table and a working frame arranged on the supporting frame; it is characterized in that the method comprises the steps of,

2. The thermal cutting apparatus for metal waste recovery according to claim 1, wherein the work frame comprises a mounting base, a rotating shaft provided on the mounting base, and a support frame plate mounted on the rotating shaft, the thermal cutting frame is fixed on the support frame plate, a pusher is further provided on the mounting base, a moving block is provided at a telescopic end of the pusher, the moving block is externally connected with a pushing rod, and the pushing rod is connected with the thermal cutting frame.

3. The thermal cutting apparatus for metal waste recovery according to claim 2, wherein the thermal cutting frame comprises a frame mounted on the support frame plate, and a sliding rail provided at a bottom edge of the frame, the push rod is connected to the frame, a sliding base plate is mounted in the sliding rail, and the thermal cutting member is mounted on the sliding base plate through a positioning seat.

4. A thermal cutting apparatus for metal waste recovery according to any one of claims 1-3, wherein the thermal cutting barrel comprises a barrel body and a laser gun disposed at the bottom of the barrel body; the walking support comprises a walking support leg arranged at the side edge of the bottom of the machine barrel main body and a wheel body arranged on the walking support leg.

5. The thermal cutting apparatus for metal waste recycling according to claim 4, wherein the positioning base is provided with a supporting base, the elastic supporting member is provided at both sides of the barrel body, the elastic supporting member includes a supporting end mounted on the supporting base, and a fixed end mounted on a sidewall of the barrel body, the supporting end is provided with a supporting rod, the fixed end is provided with a sleeve sleeved on the supporting rod, the supporting rod is further wound with a supporting spring, and the supporting spring is supported between the supporting end and the sleeve.

6. The thermal cutting apparatus for metal waste recycling according to claim 5, wherein a reinforcing support bar is further provided between the supporting ends of both sides and the cylinder main body, the reinforcing support bar including a top support block installed at the top end of the cylinder main body, and a connection pin connected to the supporting ends, the top support block being connected to a spring bar, the other end of the spring bar being connected to a bending bar, the bending bar being connected to the connection pin through a rotation piece.

7. The thermal cutting apparatus for metal waste recovery according to claim 6, wherein the blowing machine comprises an inclined bracket mounted on a side edge of the positioning seat, and a blowing head provided on the inclined bracket, the blowing head is mounted on a bottom end of the inclined bracket by a fixing bolt, and a ventilation pipeline is penetrated in the inclined bracket, and the ventilation pipeline is connected with the blowing head.

8. The thermal cutting apparatus for metal waste recovery of claim 7, wherein the blowhead comprises an air gun body, an air lance disposed within the air gun body, and an adapter disposed on the air gun body and interfacing with the vent line; an inner branch spring is arranged at the pipe orifice of the air ejector, and a contact is arranged at the outer end of the inner branch spring.