CN212495922U

CN212495922U - Plasma cutting machine of tail gas aiutage processing usefulness

Info

Publication number: CN212495922U
Application number: CN202021259637.XU
Authority: CN
Inventors: 许一帆; 马春燕
Original assignee: Dalian Zhongke Hengan Environmental Technology Co ltd
Current assignee: Dalian Zhongke Hengan Environmental Technology Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-09
Anticipated expiration: 2030-07-01

Abstract

The utility model relates to the technical field of plasma cutting, in particular to a plasma cutting machine for processing a tail gas exhaust funnel, which drives a pipe to rotate through a mechanical mechanism, saves labor, ensures that the cutting surface is neat and consistent, and simultaneously automatically loads materials, thereby improving the practicability; the cutting torch cutting machine comprises a base, an upright post, a plasma cutting machine, a fixing frame, a cutting torch, a gas cylinder and a pipe, wherein the bottom end of the upright post is connected with the top end of the base; the automatic feeding device is characterized by further comprising a discharging platform, a V-shaped seat, two groups of cylinders, a feeding push plate, a chuck seat, a hydraulic chuck, a stepping motor and a semi-finished product placing platform, wherein the bottom end of the discharging platform is connected with the top end of the base, the bottom end of the V-shaped seat is connected with the top end of the discharging platform, the bottom ends of the two groups of cylinders are connected with the bottom end of a groove of the discharging platform, the top ends of the two groups of cylinders are connected with the bottom end of the feeding push plate, and the left end of the hydraulic chuck is connected with.

Description

Plasma cutting machine of tail gas aiutage processing usefulness

Technical Field

The utility model relates to a technical field of plasma cutting especially relates to a plasma cutting machine of tail gas aiutage processing usefulness.

Background

The plasma cutting machine for processing the exhaust funnel is an auxiliary device for cutting the pipe of the exhaust funnel, and is widely used in the field of plasma cutting; the plasma cutting machine for processing the existing tail gas exhaust funnel comprises a base, a stand column, a plasma cutting machine, a fixing frame, a cutting torch, a gas cylinder and a pipe, wherein the bottom end of the stand column is connected with the top end of the base; when the plasma cutting machine for machining the existing tail gas exhaust cylinder is used, a valve at the top end of a gas cylinder is firstly opened, a control panel of the plasma cutting machine is opened, the gas valve is firstly conducted, gas flows out from a nozzle of a cutting torch, then a direct current power supply suitable for plasma arc cutting is established between an electrode of the cutting torch and a pipe, a high-temperature and high-speed plasma arc beam is sprayed out from the nozzle of the cutting torch, the pipe is locally and rapidly melted and cut, and then an operator rotates the pipe to cut the circumference of the pipe; the plasma cutting machine of current tail gas aiutage processing usefulness discovers in using, and tubular product needs the manual rotation of operating personnel, extravagant manpower to cutting inefficiency leads to the practicality relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a drive tubular product through mechanical mechanism and rotate, use manpower sparingly, the cutting plane is neat unanimous, automatic feeding improves the plasma cutting machine of the tail gas aiutage processing usefulness of practicality simultaneously.

The utility model discloses a plasma cutting machine that processing of tail gas aiutage was used, the on-line screen storage device comprises a base, the stand, plasma cutting machine, the mount, the cutting torch, gas cylinder and tubular product, the bottom of stand is connected with the top of base, the bottom of plasma cutting machine is connected with the top of base, the front end of stand is provided with the mount, the front end of mount is provided with the draw-in groove, the outer wall dress of cutting torch is blocked in the draw-in groove of mount, the input of cutting torch passes through the pipeline with the output of plasma cutting machine and is connected, the gas cylinder is placed on the top of base, the output of gas cylinder passes through the trachea with the input of plasma cutting machine and communicates, tubular product is fixed; the bottom of the discharging platform is connected with the top end of the base, the bottom end of the V-shaped seat is connected with the top end of the discharging platform, a V-shaped groove is formed in the top end of the V-shaped seat, the front portion of the top end of the discharging platform is higher than the rear portion of the top end of the discharging platform, a groove is formed in the top end of the discharging platform, the bottom ends of the two groups of cylinders are connected with the bottom end of the groove of the discharging platform, the top ends of the two groups of cylinders are connected with the bottom end of the feeding push plate, the feeding push plate is installed in the groove of the discharging platform in a sliding mode from top to bottom, the lowest position of the feeding push plate is collinear with the top end of the discharging platform, the bottom end of the chuck seat is connected with the top end of the discharging platform, the left end of the hydraulic chuck is rotatably connected with the chuck seat, the left end of the hydraulic chuck extends to the outer side of the left end of the chuck seat, be provided with the gear on hydraulic chuck's the outer disc wall, step motor's front end is connected with the rear end of blowing platform, and step motor's output is provided with the gear, two sets of gear engagement are connected, and semi-manufactured goods place the bottom of platform and the top of base are connected.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness still includes servo motor, feeding lead screw, slider and push pedal, and the top V type bottom of groove of V type seat is provided with the recess, and servo motor's right-hand member is connected with the left end of blowing platform, and servo motor's output is connected with the left end of feeding lead screw, and the right-hand member of feeding lead screw is connected with the recess right-hand member inner wall rotation of V type seat, the feeding lead screw sets up inside the recess of V type seat, and slider slidable mounting is in the recess of V type seat, feeding lead screw and slider threaded connection, and the bottom of push pedal is connected with the top of slider.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness still includes the motor cabinet, including a motor, an end cap, a controller, and a cover plate, adjust lead screw and guide rail, the rear end of motor cabinet is connected with the front end of stand, the bottom of motor is connected with the top of motor cabinet, the output of motor is connected with the top of adjusting the lead screw, the bottom of adjusting the lead screw is rotated with the top of base and is connected, the rear end of slider is connected with the front end of stand, be provided with the slider on the guide rail, the front end of slider is connected with the rear end of mount, adjust lead screw and mount threaded connection.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness still includes dust removal case, fan, blast pipe, support, dust excluding hood and filter screen, and the bottom of dust removal case is connected with the top of base, and the inside of dust removal case is provided with unprecedentedly, and the top of dust removal case is provided with the air inlet, and the left end of dust removal case is provided with the gas outlet, the air inlet all communicates with the inner chamber of dust removal case with the gas outlet, and the input of blast pipe and the gas outlet intercommunication of dust removal case, the bottom of fan and the top of dust removal case are connected, and the output of fan and the air inlet intercommunication of dust removal case, the input of fan and the output of dust excluding hood pass through the trachea intercommunication, and the left end of support is connected with the right-hand member of mount, and the dust excluding hood lateral wall is.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness still includes the collection box, and the top at the base is placed to the bottom of collecting the box, the below at the cutting torch is placed to the collection box.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness, the front end of collecting the box is provided with the handle.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness still includes the gas cylinder mount, and the front end of gas cylinder mount is connected with the rear end of stand, the gas cylinder mount is provided with the multiunit sash, and the gas cylinder is placed in the sash of gas cylinder mount.

The utility model discloses a plasma cutting machine of tail gas aiutage processing usefulness still includes four groups's lower margin, the top of four groups' lower margin all with the bottom threaded connection of base.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, a plurality of groups of pipes are placed on the top end of a material placing platform side by side, one group of pipes close to a V-shaped seat is positioned on the top end of a material loading push plate, two groups of cylinders are opened, telescopic joints of the cylinders are ejected out to push the material loading push plate to move upwards, then the material loading push plate pushes one group of pipes close to the V-shaped seat to move upwards, when the top end of the material loading push plate is flush with the top end of the V-shaped seat, because the front part of the top end of the material loading push plate is higher than the rear part, the pipes on the top end of the material loading push plate roll into a V-shaped groove on the top end of the V-shaped seat, the pipes on the top end of the V-shaped seat are pushed into a cavity of a hydraulic chuck and extend to the outside of the right end of the hydraulic chuck, the position of the size to be cut is positioned below a cutting torch, a, then hydraulic chuck drives tubular product and rotates and do the circumference cutting, and the semi-manufactured goods that the cutting got off drops to semi-manufactured goods place the top of platform, drives tubular product through mechanical mechanism and rotates, uses manpower sparingly, and the cutting plane is neat unanimous, and automatic feeding improves the practicality simultaneously.

Drawings

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

fig. 2 is a left side view structure diagram of the present invention;

fig. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of a portion of the enlarged structure of A in FIG. 3;

FIG. 5 is a schematic view of a portion of B in FIG. 1;

in the drawings, the reference numbers: 1. a base; 2. a column; 3. a plasma cutter; 4. a fixed mount; 5. cutting a torch; 6. a gas cylinder; 7. a pipe; 8. a material placing platform; 9. a V-shaped seat; 10. a cylinder; 11. a feeding push plate; 12. a chuck base; 13. a hydraulic chuck; 14. a stepping motor; 15. a semi-finished product placing platform; 17. a servo motor; 18. a feed screw; 19. a slider; 20. pushing the plate; 21. a motor base; 22. a motor; 23. adjusting the lead screw; 24. a guide rail; 25. a slider; 26. a dust removal box; 27. a fan; 28. an exhaust pipe; 29. a support; 30. a dust hood; 31. a filter screen; 32. a collection box; 33. a handle; 34. a gas cylinder fixing seat; 35. and (5) ground feet.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model discloses a plasma cutting machine that processing of tail gas aiutage was used, which comprises a base 1, a stand 2, a plasma cutting machine 3, a fixed frame 4, a cutting torch 5, a gas cylinder 6 and a tubular product 7, the bottom of stand 2 is connected with the top of base 1, the bottom of plasma cutting machine 3 is connected with the top of base 1, the front end of stand 2 is provided with a fixed frame 4, the front end of fixed frame 4 is provided with a clamping groove, the outer wall dress of cutting torch 5 is blocked in the clamping groove of fixed frame 4, the input of cutting torch 5 passes through the pipe connection with the output of plasma cutting machine 3, gas cylinder 6 is placed on the top of base 1, the output of gas cylinder 6 passes through the trachea with the input of plasma cutting machine 3 and communicates, tubular product 7 is fixed to be placed in the below; the automatic feeding device comprises a feeding platform 8, a V-shaped seat 9, two groups of cylinders 10, a feeding push plate 11, a chuck seat 12, a hydraulic chuck 13, a stepping motor 14 and a semi-finished product placing platform 15, wherein the bottom end of the feeding platform 8 is connected with the top end of a base 1, the bottom end of the V-shaped seat 9 is connected with the top end of the feeding platform 8, a V-shaped groove is formed in the top end of the V-shaped seat 9, the front part of the top end of the feeding platform 8 is higher than the rear part, a groove is formed in the top end of the feeding platform 8, the bottom ends of the two groups of cylinders 10 are connected with the bottom end of the groove of the feeding platform 8, the top ends of the two groups of cylinders 10 are connected with the bottom end of the feeding push plate 11, the feeding push plate 11 is installed in a vertical sliding mode in the groove of the feeding platform 8, the feeding push plate 11 is collinear with the top end of the feeding platform 8 at the lowest, the left end of the hydraulic chuck 13 extends to the outer side of the left end of the chuck base 12, a circular cavity is formed inside the hydraulic chuck 13, gears are arranged on the outer circular wall of the hydraulic chuck 13, the front end of the stepping motor 14 is connected with the rear end of the material placing platform 8, gears are arranged at the output end of the stepping motor 14, the two groups of gears are meshed and connected, and the bottom end of the semi-finished product placing platform 15 is connected with the top end of the base 1; firstly, a plurality of groups of pipes 7 are placed on the top end of a material placing platform 8 side by side, one group of pipes 7 close to a V-shaped seat 9 is positioned on the top end of a material loading push plate 11, two groups of cylinders 10 are opened, telescopic joints of the cylinders 10 are ejected out to push the material loading push plate 11 to move upwards, then the material loading push plate 11 pushes one group of pipes 7 close to the V-shaped seat 9 to move upwards, when the top end of the material loading push plate 11 is flush with the top end of the V-shaped seat 9, because the front part of the top end of the material loading push plate 11 is higher than the rear part, the pipes 7 on the top end of the material loading push plate 11 roll to the V-shaped groove on the top end of the V-shaped seat 9, the pipes 7 on the top end of the V-shaped seat 9 are pushed into a cavity of a hydraulic chuck 13 and extend to the outside of the right end of the hydraulic chuck 13, the position of the cutting size is positioned below, after the step motor 14 is opened, the step motor 14 outputs power to drive the hydraulic chuck 13 to rotate, then the hydraulic chuck 13 drives the pipe 7 to rotate and perform circumference cutting, the cut semi-finished product drops to the top end of the semi-finished product placing platform 15, the pipe 7 is driven to rotate through a mechanical mechanism, manpower is saved, cutting surfaces are neat and consistent, and meanwhile, automatic feeding is achieved, and practicability is improved.

The utility model discloses a plasma cutting machine that processing of tail gas aiutage was used still includes servo motor 17, feeding lead screw 18, slider 19 and push pedal 20, and the top V type bottom of the groove end of V type seat 9 is provided with the recess, and servo motor 17's right-hand member is connected with the left end of blowing platform 8, and servo motor 17's output is connected with feeding lead screw 18's left end, and feeding lead screw 18's right-hand member rotates with the recess right-hand member inner wall of V type seat 9 and is connected, feeding lead screw 18 sets up inside the recess of V type seat 9, and slider 19 slidable mounting is in the recess of V type seat 9, and feeding lead screw 18 and slider 19 threaded connection, the bottom of push pedal 20 is connected with the top of slider 19; after the material loading push pedal 11 promoted tubular product 7 to the top of V type seat 9, open servo motor 17, servo motor 17 output power drives feed screw 18 rotatory, feed screw 18 drives slider 19 and push pedal 20 and moves right along the recess of V type seat 9, the right-hand member of push pedal 20 is after the left end of tubular product 7, push pedal 20 promotes tubular product 7 and moves the feeding right, the distance that tubular product 7 had moved is measured to the number of turns rotatory according to servo motor 17, thereby measure the distance size of the right-hand member of tubular product 7 to 5 output ends, realize automatic feeding, save that the operator is cutting after measuring, improve the convenience.

The utility model discloses a plasma cutting machine that processing of tail gas aiutage was used still includes motor cabinet 21, motor 22, adjust lead screw 23 and guide rail 24, the rear end of motor cabinet 21 is connected with the front end of stand 2, the bottom of motor 22 is connected with the top of motor cabinet 21, the output of motor 22 is connected with the top of adjusting lead screw 23, the bottom of adjusting lead screw 23 is rotated with the top of base 1 and is connected, the rear end of slider 25 is connected with the front end of stand 2, be provided with slider 25 on the guide rail 24, the front end of slider 25 is connected with the rear end of mount 4, adjust lead screw 23 and mount 4 threaded connection; the motor 22 is turned on, the motor 22 outputs power to drive the adjusting screw 23 to rotate, the adjusting screw 23 drives the fixing frame 4 and the sliding block 25 to move up and down along the direction of the guide rail 24, the fixing frame 4 drives the cutting torch 5 to move up and down, the focal length from the nozzle of the cutting torch 5 to the pipe is adjusted, the pipe is suitable for pipes of different specifications, and the practicability is improved.

The utility model relates to a plasma cutting machine for processing a tail gas exhaust funnel, which also comprises a dust removal box 26, a fan 27, an exhaust pipe 28, a bracket 29, a dust removal cover 30 and a filter screen 31, wherein the bottom end of the dust removal box 26 is connected with the top end of the base 1, the interior of the dust removal box 26 is provided with a space, the top end of the dust removal box 26 is provided with an air inlet, the left end of the dust removal box 26 is provided with an air outlet, the air inlet and the air outlet are both communicated with the inner cavity of the dust removal box 26, the input end of the exhaust pipe 28 is communicated with the air outlet of the dust removal box 26, the bottom end of the fan 27 is connected with the top end of the dust removal box 26, the output end of the fan 27 is communicated with the air inlet of the dust removal box 26, the input end of the fan 27 is communicated with the output end of the dust removal cover 30 through an air pipe, the left end of the support 29 is connected with the right end of the fixed frame 4, the outer side wall of the dust removal cover 30 is connected with the right end of the support 29, and the filter screen; the device can produce the flue gas at the cutting in-process, opens fan 27, and fan 27 output power, the input through dust excluding hood 30 is inhaled the flue gas to fan 27 output and is carried to the inner chamber of dust removal case 26 in, and filter screen 31 filters the flue gas, and the air after the filtration is discharged through blast pipe 28, improves the feature of environmental protection.

The utility model discloses a plasma cutting machine that exhaust stack processing used still includes collection box 32, and the bottom of collection box 32 is placed on the top of base 1, and collection box 32 is placed below cutting torch 5; the cutting process can generate the molten lump, the molten lump falls into the collecting box 32, and then the molten lump is poured out after the cutting is finished, so that the convenience is improved.

The utility model relates to a plasma cutting machine for processing a tail gas exhaust funnel, wherein the front end of a collecting box 32 is provided with a handle 33; by providing the handle 33, the collection box 32 can be moved easily, and convenience can be improved.

The utility model discloses a plasma cutting machine for processing an exhaust stack, which also comprises a gas cylinder fixing frame 34, wherein the front end of the gas cylinder fixing frame 34 is connected with the rear end of the upright post 2, the gas cylinder fixing frame 34 is provided with a plurality of groups of lattices, and a gas cylinder 6 is placed in the lattices of the gas cylinder fixing frame 34; by arranging the gas cylinder fixing frame 34, the gas cylinder 6 is prevented from toppling over, and the safety is improved.

The utility model discloses a plasma cutting machine for processing a tail gas exhaust funnel, which also comprises four groups of feet 35, wherein the top ends of the four groups of feet 35 are in threaded connection with the bottom end of the base 1; through setting up four groups of lower margin 35, make base 1's level can adjust, improve device's stability.

The utility model discloses a plasma cutting machine that processing of tail gas aiutage was used, it is at work, at first place multiunit tubular product side by side on the top of blowing platform, a set of tubular product that is close to V type seat is located the top of material loading push pedal, open two sets of cylinders, the telescopic joint of cylinder is ejecting, promote the material loading push pedal to move upwards, then the material loading push pedal promotes a set of tubular product that is close to V type seat to move upwards, when the top of material loading push pedal is parallel and level with the top of V type seat, because the front portion of material loading push pedal top is higher than the rear portion, the tubular product of material loading push pedal top rolls to the V type inslot in the top of V type seat, later open servo motor, servo motor output power drives the feed screw rotatory, the feed screw drives slider and push pedal and moves right along the recess of V type seat, after the right-hand member of push pedal connects with the left end of tubular product, the push pedal promotes, thereby measure the right-hand member of tubular product to the distance size of cutting torch output, then shrink the jack catch of hydraulic chuck, the jack catch chucking tubular product of hydraulic chuck, later open plasma cutting machine and carry out the striking cutting, then open step motor, step motor output power drives hydraulic chuck and rotates, then hydraulic chuck drives tubular product and rotates and do the circumference cutting, the semi-manufactured goods that cut off drop to semi-manufactured goods place the top of platform, the device can produce the flue gas at the cutting in-process, open the fan, fan output power, the input through the dust excluding hood is carried the inner chamber of dust excluding box to the output of fan with the flue gas suction, the filter screen filters the flue gas, the air after the filtration can through blast pipe discharge.

The plasma cutting machine for processing the tail gas exhaust funnel has the advantages that the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the plasma cutting machine can be implemented as long as the beneficial effects are achieved; the utility model discloses a plasma cutting machine, hydraulic chuck, step motor, servo motor, motor and the fan of plasma cutting machine of tail gas aiutage processing usefulness are purchase on the market, and this industry technical staff only need according to its subsidiary instructions install and operate can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A plasma cutting machine for processing a tail gas exhaust funnel, which comprises a base (1), a column (2) and a plasma cutting machine (3), the cutting torch cutting machine comprises a fixing frame (4), a cutting torch (5), a gas cylinder (6) and a pipe (7), wherein the bottom end of a stand column (2) is connected with the top end of a base (1), the bottom end of a plasma cutting machine (3) is connected with the top end of the base (1), the front end of the stand column (2) is provided with the fixing frame (4), the front end of the fixing frame (4) is provided with a clamping groove, the outer wall of the cutting torch (5) is clamped in the clamping groove of the fixing frame (4), the input end of the cutting torch (5) is connected with the output end of the plasma cutting machine (3) through a pipeline, the gas cylinder (6) is placed on the top end of the base (1), the output end of the gas cylinder (6) is communicated with the input end of the plasma cutting machine (3) through a; the device is characterized by further comprising a discharging platform (8), a V-shaped seat (9), two groups of cylinders (10), a feeding push plate (11), a chuck seat (12), a hydraulic chuck (13), a stepping motor (14) and a semi-finished product placing platform (15), wherein the bottom end of the discharging platform (8) is connected with the top end of the base (1), the bottom end of the V-shaped seat (9) is connected with the top end of the discharging platform (8), the top end of the V-shaped seat (9) is provided with a V-shaped groove, the front part of the top end of the discharging platform (8) is higher than the rear part, the top end of the discharging platform (8) is provided with a groove, the bottom ends of the two groups of cylinders (10) are connected with the bottom end of the groove of the discharging platform (8), the top ends of the two groups of cylinders (10) are connected with the bottom end of the feeding push plate (11), the feeding push plate (11) is installed in a vertical sliding mode in the groove of the discharging platform (8), and the feeding push plate (11, the bottom of chuck seat (12) is connected with the top of blowing platform (8), and the left end of hydraulic chuck (13) rotates with chuck seat (12) to be connected, the left end of hydraulic chuck (13) extends to the left end outside of chuck seat (12), and the inside of hydraulic chuck (13) is provided with circular cavity, is provided with the gear on the outer circular wall of hydraulic chuck (13), and the front end of step motor (14) is connected with the rear end of blowing platform (8), and the output of step motor (14) is provided with the gear, two sets of gear engagement are connected, and the bottom of semi-manufactured goods placing platform (15) is connected with the top of base (1).

2. The plasma cutting machine for machining the tail gas exhaust funnel according to claim 1, further comprising a servo motor (17), a feeding screw (18), a sliding member (19) and a push plate (20), wherein a groove is formed in the bottom end of a V-shaped groove in the top end of the V-shaped seat (9), the right end of the servo motor (17) is connected with the left end of the discharging platform (8), the output end of the servo motor (17) is connected with the left end of the feeding screw (18), the right end of the feeding screw (18) is rotatably connected with the inner wall of the right end of the groove of the V-shaped seat (9), the feeding screw (18) is arranged inside the groove of the V-shaped seat (9), the sliding member (19) is slidably installed in the groove of the V-shaped seat (9), the feeding screw (18) is in threaded connection with the sliding member (19), and the bottom end of the push plate (20) is connected with the top end of the sliding.

3. The plasma cutting machine for machining the exhaust funnel according to claim 2, further comprising a motor base (21), a motor (22), an adjusting screw rod (23) and a guide rail (24), wherein the rear end of the motor base (21) is connected with the front end of the upright column (2), the bottom end of the motor (22) is connected with the top end of the motor base (21), the output end of the motor (22) is connected with the top end of the adjusting screw rod (23), the bottom end of the adjusting screw rod (23) is rotatably connected with the top end of the base (1), the rear end of the sliding block (25) is connected with the front end of the upright column (2), the guide rail (24) is provided with a sliding block (25), the front end of the sliding block (25) is connected with the rear end of the fixing frame (4), and the adjusting screw rod (23) is in threaded connection with the fixing frame (4).

4. The plasma cutting machine for machining the tail gas exhaust funnel according to claim 3, further comprising a dust removal box (26), a fan (27), an exhaust pipe (28), a support (29), a dust removal cover (30) and a filter screen (31), wherein the bottom end of the dust removal box (26) is connected with the top end of the base (1), the interior of the dust removal box (26) is provided with a front space, the top end of the dust removal box (26) is provided with an air inlet, the left end of the dust removal box (26) is provided with an air outlet, the air inlet and the air outlet are both communicated with an inner cavity of the dust removal box (26), the input end of the exhaust pipe (28) is communicated with the air outlet of the dust removal box (26), the bottom end of the fan (27) is connected with the top end of the dust removal box (26), the output end of the fan (27) is communicated with the air inlet of the dust removal box (26), the input end of the fan (, the left end of the bracket (29) is connected with the right end of the fixed frame (4), the outer side wall of the dust hood (30) is connected with the right end of the bracket (29), and the filter screen (31) is transversely and fixedly installed on the inner wall of the inner cavity of the dust removal box (26).

5. The plasma cutting machine for machining the exhaust funnel according to claim 4, further comprising a collection box (32), wherein the bottom end of the collection box (32) is placed on the top end of the base (1), and the collection box (32) is placed below the cutting torch (5).

6. The plasma cutting machine for processing the exhaust stack as set forth in claim 5, wherein the front end of the collecting box (32) is provided with a handle (33).

7. The plasma cutting machine for machining the tail gas exhaust funnel according to claim 6, further comprising a gas cylinder fixing frame (34), wherein the front end of the gas cylinder fixing frame (34) is connected with the rear end of the upright post (2), the gas cylinder fixing frame (34) is provided with a plurality of groups of lattices, and the gas cylinder (6) is placed in the lattices of the gas cylinder fixing frame (34).

8. The plasma cutting machine for machining the exhaust stack according to claim 7, further comprising four sets of feet (35), wherein the top ends of the four sets of feet (35) are in threaded connection with the bottom end of the base (1).