CN211387318U

CN211387318U - Air draft discharging device of plasma cutting machine

Info

Publication number: CN211387318U
Application number: CN201922170572.5U
Authority: CN
Inventors: 李�杰
Original assignee: Saitama Aluminum Forging Danyang Co ltd
Current assignee: Saitama Aluminum Forging Danyang Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-01
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses an air draft discharging device of a plasma cutting machine, which comprises a fixed plate a and a fixed plate b, wherein the fixed plate a and the fixed plate b are symmetrically arranged, grid spacers are evenly and hermetically welded inside the fixed plate a and the fixed plate b, a ventilation air duct is arranged between the grid spacers, air draft pipelines are fixedly arranged at two sides of the fixed plate a and the fixed plate b, the side surface of each air draft pipeline is provided with an air draft opening, the air draft opening is hermetically communicated with the lower parts of the fixed plate a and the fixed plate b, the air draft opening is communicated with the ventilation air duct, a slide rail is arranged above the air draft pipeline, a U-shaped bracket of the cutting machine is slidably connected on the slide rail, the inner side of the U-shaped bracket of the cutting machine is fixedly connected with a stop dog through a bolt, the inner side of the grid spacers is provided, good stability and low cost.

Description

Air draft discharging device of plasma cutting machine

Technical Field

The utility model relates to an environmental protection technology field specifically is a plasma cutting machine convulsions discharge device.

Background

A large amount of dust and soot is generated in plasma cutting, such as: acetaldehyde, abietic acid, iso-acid salts, nitrogen oxides, sulfides, nitrogen hydrides and the like. The smoke dust is diffused in the air and is harmful to the health of workers and the whole working environment, a wet method and a dry method are adopted at present, and when the wet method is adopted, dust is easy to harden, difficult to remove, low in processing efficiency and not suitable for nonferrous metal cutting, so that a dry method is usually adopted, the existing dry method is generally used for exhausting air and discharging materials for the whole air passage, and therefore the air exhausting and discharging device of the plasma cutting machine is small in air exhausting wind power and poor in discharging effect, and therefore the problem is necessarily solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plasma cutting machine convulsions discharge device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plasma cutting machine convulsions discharge device, includes fixed plate an and fixed plate b, fixed plate an and fixed plate b symmetry set up, the even sealed welding in inside of fixed plate a and fixed plate b has the grid spacer, and the grid spacer that sets up can place the top at the grid spacer with waiting to cut the piece, be provided with the ventilation duct between the grid spacer, each of the ventilation duct between the grid spacer all is independent setting, and the ventilation duct that does not use is in the closed condition, and the row of being convenient for convulsions arranges the material in-process, makes fan draft maximize. Fixed plate an and fixed plate b both sides fixed mounting have air extraction duct, air extraction opening has been opened to air extraction duct's side, the sealed intercommunication in below of air extraction opening and fixed plate an and fixed plate b, communicate between air extraction opening and the ventilation duct, the air extraction duct that sets up is used for carrying out convulsions operation to the ventilation duct, can take out the dust that cutting machine cutting process produced in the air extraction duct. A slide rail is arranged above the air exhaust pipeline, a cutting machine U-shaped support is connected on the slide rail in a sliding manner, a stop block is fixedly connected on the inner side of the cutting machine U-shaped support through bolts, a wind shield is arranged on the inner side of the grid isolating plate, two ends of the wind shield are movably fixed on the fixing plate a and the fixing plate b through a rotating shaft, the rotating shaft penetrates through the fixing plate a and the fixing plate b, a shifting piece is fixedly connected at the outer end of the rotating shaft, the position of the shifting piece is matched with the position of the stop block, the arranged wind shield is positioned in the ventilation air duct, when the ventilation air duct is not used, the wind shield and the grid isolating plate are vertically arranged, the ventilation air duct can be sealed, when the ventilation air duct is used, the stop block on the inner side can shift the shifting piece in the moving process of the cutting, therefore, the ventilation air duct can be opened, the arranged torsional spring and the wind shield automatically return after the U-shaped bracket of the cutting machine leaves.

Preferably, the inner wall of the grid plate is fixedly welded with a limiting block.

Preferably, the outer end of the rotating shaft is sleeved with a torsion spring.

Preferably, rubber sealing strips are arranged on two sides of the wind deflector.

Preferably, an exhaust fan is installed on the exhaust pipeline.

Compared with the prior art, the beneficial effects of the utility model are as follows: the plasma cutting machine air draft discharging device is reasonable in design and simple in structure, an air exhaust pipeline is arranged and used for conducting air draft operation on a ventilation air duct, dust generated in the cutting process of the cutting machine can be pumped into the air exhaust pipeline, a set wind shield is located in the ventilation air duct, when the ventilation air duct is not used, the wind shield and a grid baffle are vertically arranged, the ventilation air duct can be sealed, when the plasma cutting machine air draft discharging device is used, according to the moving condition of a U-shaped support of the cutting machine, a shifting piece can be shifted by an inner stop block in the moving process of the U-shaped support of the cutting machine, a rotating shaft is driven by the shifting piece, the rotating shaft drives the wind shield to rotate, the ventilation air duct can be opened, a torsion spring is arranged, after the U-shaped support of the cutting machine leaves, the wind shield automatically returns, the grid baffle can be, each ventilation duct between the grid separation plate is independent setting, and the ventilation duct that does not use is in the closed condition, and the row of being convenient for convulsions material in-process makes fan draft maximize, this utility model, the wind-force that improves convulsions, and stability is good, and the cost is cheap.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the wind deflector of the present invention;

fig. 3 is a schematic sectional view of the present invention.

In the figure: 1. an air extraction pipeline; 2. a fixed plate a; 3. a fixing plate b; 4. a grid plate; 5. cutting a U-shaped bracket; 6. a slide rail; 7. a wind deflector; 8. a rotating shaft; 9. a limiting block; 10. a shifting sheet; 11. a stopper; 12. a torsion spring; 13. an air suction opening; 14. a bolt; 15. a rubber seal strip; 16. an exhaust fan; 17. and (4) a ventilation air duct.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an air draft discharging device of a plasma cutting machine comprises a fixing plate a2 and a fixing plate b3, wherein the fixing plate a2 and the fixing plate b3 are symmetrically arranged, grid plates 4 are uniformly welded inside the fixing plate a2 and the fixing plate b3 in a sealing mode, the arranged grid plates 4 can place a piece to be cut above the grid plates 4, a ventilation air duct 17 is arranged between the grid plates 4, the ventilation air ducts 17 between the grid plates 4 are independently arranged, the unused ventilation air ducts 17 are in a closed state, and therefore air draft discharging is facilitated, and the suction force of a fan is maximized.

Fixed plate a2 and fixed plate b3 both sides fixed mounting have air extraction pipeline 1, air suction opening 13 has been opened to air extraction pipeline 1's side, air suction opening 13 and fixed plate a2 and the sealed intercommunication in fixed plate b 3's below, communicate between air suction opening 13 and the ventilation duct 17, the air extraction pipeline 1 that sets up is used for carrying out convulsions operation to ventilation duct 17, can take out the dust that the cutting machine cutting process produced in air extraction pipeline 1.

A slide rail 6 is arranged above the air extraction pipeline 1, a cutting machine U-shaped support 5 is connected to the slide rail 6 in a sliding manner, a stop block 11 is fixedly connected to the inner side of the cutting machine U-shaped support 5 through a bolt 14, a wind shield 7 is arranged on the inner side of the grid separation plate 4, two ends of the wind shield 7 are movably fixed to a fixing plate a2 and a fixing plate b3 through a rotating shaft 8, the rotating shaft 8 penetrates through the fixing plate a2 and the fixing plate b3, a poking sheet 10 is fixedly connected to the outer end of the rotating shaft 8, the position of the poking sheet 10 is matched with the position of the stop block 11, the arranged wind shield 7 is positioned in a ventilation air duct 17, when the ventilation air duct 17 is not used, the wind shield 7 is vertically arranged with the grid separation plate 4, the ventilation air duct 17 can be sealed, when the cutting machine U-shaped support 5 is used, the stop block 11, the plectrum 10 drives the pivot 8, and the rotation of deep bead 7 is driven again to pivot 8 to can open ventilation duct 17, the torsional spring 12 of setting, cutting machine U-shaped support 5 leave the back, deep bead 7 self return.

Specifically, the inner wall of the grid plate 4 is fixedly welded with a limiting block 9, two sides of the wind shield 7 are provided with rubber sealing strips 15, the arranged rubber sealing strips 15 can play a role in further sealing, and the air exhaust pipeline 1 is provided with an air exhaust fan 16.

It should be noted that, the plasma cutting machine air draft discharging device has reasonable design and simple structure, the air draft pipeline 1 is arranged for air draft operation of the ventilation air duct 17, dust generated in the cutting process of the cutting machine can be pumped into the air draft pipeline 1, the arranged wind shield 7 is positioned in the ventilation air duct 17, when the ventilation air duct 17 is not used, the wind shield 7 and the grid baffle plate 4 are vertically arranged, the ventilation air duct 17 can be sealed, when the plasma cutting machine air draft discharging device is used, according to the moving condition of the U-shaped support 5 of the cutting machine, the baffle plate 10 can be shifted by the baffle 11 at the inner side in the moving process of the U-shaped support 5 of the cutting machine, the rotating shaft 8 is driven by the shift plate 10, the rotating shaft 8 drives the wind shield 7 to rotate, so that the ventilation air duct 17 can be opened, the torsion spring 12 is arranged, after the U-shaped support 5 of the cutting machine leaves, the wind shield 7 automatically returns, be provided with ventilation duct 17 between grid plate 4, ventilation duct 17 between grid plate 4 each all is independent setting, and ventilation duct 17 department that does not use is in the closed condition, and the row of being convenient for convulsions is expected the in-process, makes fan draft maximize, and this utility model improves the wind-force of convulsions, and stability is good, and the cost is cheap.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plasma cutting machine convulsions discharge device, includes fixed plate a (2) and fixed plate b (3), its characterized in that: the cutting machine is characterized in that the fixed plate a (2) and the fixed plate b (3) are symmetrically arranged, the fixed plate a (2) and the fixed plate b (3) are uniformly welded with the grid separation plates (4) in a sealing manner, a ventilation air duct (17) is arranged between the grid separation plates (4), air suction pipes (1) are fixedly arranged on two sides of the fixed plate a (2) and the fixed plate b (3), an air suction opening (13) is formed in the side surface of each air suction pipe (1), the air suction opening (13) is communicated with the lower portions of the fixed plate a (2) and the fixed plate b (3) in a sealing manner, the air suction opening (13) is communicated with the ventilation air duct (17), a sliding rail (6) is arranged above the air suction pipes (1), a cutting machine U-shaped support (5) is connected onto the sliding rail (6) in a sliding manner, a stop block (11) is fixedly connected to, the inner side of the grid separation plate (4) is provided with a wind shield (7), two ends of the wind shield (7) are movably fixed on a fixing plate a (2) and a fixing plate b (3) through a rotating shaft (8), the rotating shaft (8) penetrates through the fixing plate a (2) and the fixing plate b (3), the outer end of the rotating shaft (8) is fixedly connected with a shifting piece (10), and the position of the shifting piece (10) is matched with the position of a stop block (11).

2. The plasma cutting machine exhaust draft discharging device according to claim 1, wherein: the inner wall of the grid separation plate (4) is fixedly welded with a limiting block (9).

3. The plasma cutting machine exhaust draft discharging device according to claim 1, wherein: the outer end of the rotating shaft (8) is sleeved with a torsion spring (12).

4. The plasma cutting machine exhaust draft discharging device according to claim 1, wherein: rubber sealing strips (15) are arranged on two sides of the wind shield (7).

5. The plasma cutting machine exhaust draft discharging device according to claim 1, wherein: an exhaust fan (16) is installed on the exhaust pipeline (1).