CN111618406A

CN111618406A - Cutting machine is with preventing smoke and dust loss device

Info

Publication number: CN111618406A
Application number: CN202010502581.4A
Authority: CN
Inventors: 丁士学; 刘亚; 陈超; 胡光平
Original assignee: ANHUI HONGYUAN IRON TOWER CO LTD
Current assignee: ANHUI HONGYUAN IRON TOWER CO LTD
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-09-04

Abstract

The invention discloses a smoke and dust escape prevention device for a cutting machine, which comprises a conveying mechanism connected with driving equipment, wherein a plasma cutting machine is arranged above the conveying mechanism, a plurality of ventilation grooves are formed in the top end of the plasma cutting machine along the length direction of the plasma cutting machine, an exhaust pipe is connected to the top end of each ventilation groove in a sealing mode, and one end, far away from each ventilation groove, of each exhaust pipe is communicated with air extraction equipment. The beneficial effects are that: the water tank is arranged, namely, the conventional wet dust removal method is used, a large amount of smoke and dust generated in the plasma cutting process can be effectively removed, the arranged gas pumping device is matched with the first and second pumping mechanisms on two sides of the plasma cutting machine, a large amount of harmful waste gas generated by cutting can be effectively sucked, meanwhile, the smoke generated by cutting can be absorbed, the waste gas treatment device can effectively classify and treat the absorbed waste gas, waste residues and the like, and the discharged gas and water reach the discharge standard.

Description

Cutting machine is with preventing smoke and dust loss device

Technical Field

The invention relates to the technical field of smoke prevention, in particular to a smoke prevention dissipation device for a cutting machine.

Background

The numerical control plasma cutting machine is widely used in the mechanical manufacturing industry in China. The working principle of the plasma cutting machine determines that a large amount of smoke dust is generated in the production process; the smoke dust is diffused in the whole manufacturing workshop, not only causes pollution to air, but also harms the physical health of staff, so the smoke dust and the dust must be treated.

At present, the ion cutting smoke dust treatment is mostly carried out by adopting a dry dust removal method or a wet dust removal method. The dry dust removal method is characterized in that a set of smoke dust catching device is added for a numerical control cutting platform, and the dry dust removal method has the defects that a whole set of dust collection equipment and a whole set of pipelines need to be arranged, the investment is high, and smoke dust is easy to leak. The wet dust removal method is characterized in that when a water tank 5 is arranged on a cutting platform to work, cutting materials are placed on the water surface or in the water of the water tank, smoke is directly sprayed into the water, and the wet dust removal method has the advantages that the capital investment is low, the dust removal effect is more complete, the chemical components of the smoke generated by cutting are complex, water pollution is generated, and the treatment cost is increased; in addition, exhaust gas generated by cutting is not easy to absorb. Experimental research shows that the generation process of plasma cutting smoke dust is different from the generation process of common welding or flame cutting smoke dust, the plasma cutting smoke dust comes from the lower part of a workpiece, and the effect of the conventional dry type dust removal equipment arranged above the workpiece is very limited.

Disclosure of Invention

The invention aims to provide a smoke and dust escape prevention device for a cutting machine, which is provided with a water tank, namely a conventional wet dust removal method is used, so that a large amount of smoke and dust generated in the plasma cutting process can be effectively removed, and a gas suction device is arranged to be matched with a first suction mechanism and a second suction mechanism on two sides of a plasma cutting machine, so that a large amount of harmful waste gas generated by cutting can be effectively sucked, and meanwhile, smoke and dust generated by cutting can be absorbed.

The technical scheme of the invention is realized as follows:

the utility model provides a cutting machine is with preventing smoke and dust loss device, includes the conveying mechanism who is connected with actuating device, plasma cutting machine is installed to conveying mechanism's top, plasma cutting machine's top is provided with a plurality of ventilative grooves along its length direction, the top sealing connection in ventilative groove has the exhaust tube, the exhaust tube is kept away from the one end in ventilative groove is linked together with air exhaust equipment, plasma cutting machine is equipped with first air exhaust mechanism and second air exhaust mechanism along the direction of delivery symmetry of cutting product, first, second air exhaust mechanism all, with air exhaust equipment is linked together.

Furthermore, the first air exhaust mechanism and the second air exhaust mechanism comprise strip-shaped air suction parts arranged along the width direction of the conveying mechanism, and the top ends of the strip-shaped air suction parts are communicated with the air exhaust equipment through air suction pipelines.

Further, the bar-shaped air suction part is arranged on the side part of the bottom end of the plasma cutting machine, and a plurality of air suction holes are formed in the bottom of the bar-shaped air suction part at equal intervals along the length direction of the bar-shaped air suction part.

Further, the air exhaust equipment comprises a shell, a plurality of suction fans are installed on the inner side of the shell along the length direction of the shell, and an air outlet pipe is arranged on the right side face of the shell and connected to the waste gas treatment equipment.

Furthermore, a water tank is placed at the bottom end of the conveying mechanism through a supporting plate and is placed below the plasma cutting machine.

Furthermore, the water tank is of a trapezoidal structure with a narrow upper part and a wide lower part.

Further, exhaust treatment equipment is including filtering ponds, evaporation pond and the water treatment pond that communicates in proper order.

Furthermore, a waste residue recovery mechanism is arranged at the bottoms of the filtering tank and the evaporation tank.

The invention has the beneficial effects that:

1. the water tank is arranged, namely a conventional wet dust removal method is used, so that a large amount of smoke dust generated in the plasma cutting process can be effectively removed;

2. the gas exhaust device is matched with the first and second gas exhaust mechanisms on the two sides of the plasma cutting machine, so that a large amount of harmful waste gas generated by cutting can be effectively absorbed, and meanwhile, smoke generated by cutting can be absorbed;

3. the basin sets up the front and sets up to the trapezoidal of width under the narrow-end, and it can make the high-speed vaporific cone of high temperature get into the basin from the opening of basin and rush to the surface of water, is cooled by the water and catches, rushes out many drops simultaneously, owing to be trapezoidal, can restrict the diffusion of vaporific cone and the bounce-back of metal droplet and make the drop of rushing out can only move in the basin, and dust absorption effect is good.

4. The waste gas treatment device is arranged, so that the absorbed waste gas and waste residues can be effectively classified, and the discharged gas and water reach the discharge standard.

Drawings

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

FIG. 1 is a front view of a smoke escape preventing device for a cutting machine;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a top view of the plasma cutter;

FIG. 4 is a cross-sectional view of the air evacuation device;

FIG. 5 is a bottom view of the strip-shaped suction unit;

fig. 6 is a flowchart of an exhaust gas treatment apparatus.

In the figure:

1. a conveying mechanism; 2. a plasma cutter; 3. an air exhaust pipe; 4. a first air extraction mechanism; 5. air extraction equipment; 6. an air suction fan; 7. an air outlet pipe; 8. a water tank; 9. a support plate; 10. a ventilation groove; 11. a second air extraction mechanism; 12. a housing; 13. an air intake duct; 14. a strip-shaped air suction part; 15. a suction hole; 16. a filtration tank; 17. a waste residue recovery mechanism; 18. an evaporation tank; 19. a water treatment tank.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

According to an embodiment of the invention, a smoke and dust escape prevention device for a cutting machine is provided.

Referring to fig. 1-6, the smoke and dust escape prevention device for the cutting machine according to the embodiment of the invention comprises a conveying mechanism 1 connected with a driving device, a plasma cutting machine 2 is installed above the conveying mechanism 1, a plurality of ventilation grooves 10 are formed in the top end of the plasma cutting machine 2 along the length direction of the plasma cutting machine, an air suction pipe 3 is connected to the top end of each ventilation groove 10 in a sealing manner, one end, far away from each ventilation groove 10, of each air suction pipe 3 is communicated with an air suction device 5, a first air suction mechanism 4 and a second air suction mechanism 11 are symmetrically arranged on the plasma cutting machine 2 along the conveying direction of a cut product, and the first air suction mechanism 4 and the second air suction mechanism 11 are both communicated with the air suction device 5.

In one embodiment, the first and second air suction mechanisms 4 and 11 comprise strip-shaped air suction parts 14 arranged along the width direction of the conveying mechanism 1, and the top ends of the strip-shaped air suction parts 14 are communicated with the air suction device 5 through air suction pipes 13.

As can be known from the figures 1 and 2, the first and second air exhaust mechanisms 4 and 11 are arranged on the two sides of the plasma cutting machine 2, so that harmful gases leaked from the side surface of the plasma cutting machine can be absorbed, comprehensive absorption can be ensured, and the harmful gases are prevented from flowing into a workshop to cause harm to human bodies.

In one embodiment, the strip-shaped air suction part 14 is arranged at the side part of the bottom end of the plasma cutting machine 2, and a plurality of air suction holes 15 are arranged at the bottom of the strip-shaped air suction part 14 at equal intervals along the length direction.

In one embodiment, the air exhaust device 5 comprises a housing 12, a plurality of suction fans 6 are installed on the inner side of the housing 12 along the length direction of the housing, and an air outlet pipe 7 is arranged on the right side surface of the housing 12 and connected to the exhaust gas treatment device.

In one embodiment, a water tank 8 is placed at the bottom end of the conveying mechanism 1 through a supporting plate 9, and the water tank 8 is placed below the plasma cutting machine 2.

The water tank 8 is set to be in a trapezoid shape with a narrow upper part and a wide lower part, so that a high-temperature and high-speed vaporific cone enters the water tank from an opening of the water tank and rushes to the water surface, is cooled and captured by water, and rushes out a plurality of water drops

In one embodiment, the water tank 8 has a trapezoidal structure with a narrow top and a wide bottom.

In one embodiment, the exhaust gas treatment apparatus includes a filtration tank 16, an evaporation tank 18, and a water treatment tank 19, which are connected in series.

In one embodiment, the bottoms of the filter tank 16 and the evaporation tank 18 are provided with a waste residue recovery mechanism 17.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a cutting machine is with preventing smoke and dust loss device, its characterized in that includes conveying mechanism (1) that is connected with actuating device, plasma cutting machine (2) are installed to the top of conveying mechanism (1), the top of plasma cutting machine (2) is provided with a plurality of ventilative grooves (10) along its length direction, the top sealing connection of ventilative groove (10) has aspiration tube (3), aspiration tube (3) are kept away from the one end and the air exhaust equipment (5) of ventilative groove (10) are linked together, plasma cutting machine (2) are equipped with first air exhaust mechanism (4) and second air exhaust mechanism (11) along the direction of delivery symmetry of cutting product, first, two air exhaust mechanism all (4, 11) with air exhaust equipment (5) are linked together.

2. The smoke and dust escape preventing device for the cutting machine as claimed in claim 1, wherein said first and second air suction means (4, 11) comprise a strip-shaped air suction portion (14) arranged along the width direction of the conveying means (1), and the top end of said strip-shaped air suction portion (14) is communicated with said air suction device (5) through an air suction duct (13).

3. The soot dissipation prevention device for the cutting machine according to claim 2, wherein the strip-shaped air suction part (14) is provided at a side portion of a bottom end of the plasma cutting machine (2), and a plurality of air suction holes (15) are provided at a bottom portion of the strip-shaped air suction part (14) at equal intervals along a length direction thereof.

4. The smoke and dust escape prevention device for the cutting machine as claimed in claim 1, wherein the air extraction equipment (5) comprises a housing (12), a plurality of suction fans (6) are installed on the inner side of the housing (12) along the length direction of the housing, and an air outlet pipe (7) is arranged on the right side surface of the housing (12) and connected to exhaust gas treatment equipment.

5. The smoke and dust escape preventing device for the cutting machine according to claim 1, wherein a water tank (8) is placed at the bottom end of the conveying mechanism (1) through a support plate (9), and the water tank (8) is placed below the plasma cutting machine (2).

6. The smoke escape preventing device for a cutting machine according to claim 5, wherein said water tank (8) has a trapezoidal structure with a narrow top and a wide bottom.

7. The smoke escape preventing device for the cutting machine according to claim 4, wherein the waste gas treatment equipment comprises a filtering tank (16), an evaporation tank (18) and a water treatment tank (19) which are communicated in sequence.

8. The smoke and dust escape preventing device for the cutting machine as claimed in claim 7, wherein the bottom of said filtering tank (16) and said evaporating tank (18) is provided with a waste residue recovery mechanism (17).