Powder plasma spraying device

Abstract

The utility model relates to the field of spraying devices, and discloses a powder plasma spraying device which comprises a first vertical frame, the top of the first vertical frame is fixedly connected with a first limiting block, the top of the first limiting block is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with one end of a first threaded rod. And the other end of the first threaded rod is rotationally connected to the top of the bottom plate, the first threaded rod is in threaded connection with a fourth limiting block, the fourth limiting block is slidably connected to the inner wall of the first vertical frame, a transverse frame is fixedly connected to the inner wall of the fourth limiting block, and a third motor is fixedly connected to the outer wall of the fourth limiting block. According to the device, rotating force is output through the first motor and the second motor to enable the first threaded rod and the second threaded rod to rotate, rotating force is output through the third motor to enable the third threaded rod to rotate, the second motor, the first motor and the third motor are remotely controlled through the controller, and therefore the purpose of improving personal injuries to workers is achieved.

Description

Technical Field

[0001] The utility model relates to the field of spraying devices, in particular to a powder plasma spraying device. Background Art

[0002] Plasma spraying is a technology for strengthening and modifying the surface of materials, which can make the substrate surface have the properties of wear resistance, corrosion resistance, high temperature oxidation resistance, electrical insulation, heat insulation, radiation protection, friction reduction and sealing. Plasma spraying technology uses a plasma arc driven by direct current as a heat source to heat ceramics, alloys, metals and other materials to a molten or semi-molten state, and sprays them at high speed onto the pre-treated workpiece surface to form a firmly attached surface layer.

[0003] Traditional spraying devices are mostly manually operated, and the high temperature generated during spraying can cause personal injury to workers. Traditional spraying devices have a large operating space during the spraying process, which can easily cause powder diffusion and produce a lot of diffused powder that is difficult to collect.

[0004] The above-mentioned traditional plasma spraying device is easy to cause personal injury to the workers, so we propose a powder plasma spraying device. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a powder plasma spraying device, aiming to improve the problem of personal injury to workers and the like.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a powder plasma spraying device, comprising a first stand, a first limit block is fixedly connected to the top of the first stand, a first motor is fixedly connected to the top of the first limit block, an output end of the first motor is fixedly connected to one end of a first threaded rod, the other end of the first threaded rod is rotatably connected to the top of a bottom plate, the first threaded rod is threadedly connected to a fourth limit block, and the fourth limit block is slidably connected to an inner wall of the first stand, a cross frame is fixedly connected to the inner wall of the fourth limit block, a third motor is fixedly connected to the outer wall of the fourth limit block, an output end of the third motor is fixedly connected to one end of a third threaded rod, and the other end of the third threaded rod is rotatably connected to the third limit The inner wall of the positioning block, the third limit block is fixedly connected to the cross frame, the third threaded rod is threadedly connected to the inside of the threaded block, the threaded block is slidably connected to the inside of the cross frame, the third limit block is threadedly connected to the second threaded rod, the third limit block is slidably connected to the inside of the second vertical frame, the top of the second vertical frame is fixedly connected with the second limit block, the top surface of the second limit block is fixedly connected with the second motor, the output end of the second motor is fixedly connected to one end of the second threaded rod, the other end of the second threaded rod is rotatably connected to the top surface of the bottom plate, the top surface of the threaded block is fixedly connected with a spray gun, the rear part of the spray gun is fixedly connected with a water pipe, an electric wire pipe, a plasma gas pipe and a powder pipe, and the front part of the spray gun is provided with a spray port.

[0007] Preferably, fire-resistant panels are provided at the front, back, left, right and top of the spray gun, observation windows are provided at the sides of the fire-resistant panels, and a fire-resistant door is provided at the front of the fire-resistant panels.

[0008] Preferably, a fixing plate is provided at the rear of the spray gun.

[0009] Preferably, a first fixing block is provided on the upper portion of the spray gun.

[0010] Preferably, the second motor, the first motor and the third motor are all electrically connected to the controller.

[0011] Preferably, a water storage tank is provided at the end of the water pipe, a battery compartment is provided at the end of the electric wire pipe, a gas storage tank is provided at the end of the plasma gas pipe, and a powder storage tank is provided at the end of the powder pipe.

[0012] Preferably, the powder tube, water tube, electric wire tube and plasma gas tube are all high temperature resistant hoses.

[0013] Preferably, a second fixing block is fixedly connected to the front portion of the spray gun.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the first motor and the second motor output a rotational force to rotate the first threaded rod and the second threaded rod, thereby causing the fourth limit block and the third limit block to slide up and down inside the first frame and the second frame, so that the cross frame can slide between the first frame and the second frame, and the third motor outputs a rotational force to rotate the third threaded rod, thereby causing the threaded block to slide inside the cross frame, so that the spray gun fixed on the upper part of the threaded block can move up and down and left and right, and the second motor, the first motor and the third motor can be electrically connected through the controller to realize manual remote control, so as to achieve the purpose of improving personal injury to workers.

[0016] 2. In the utility model, a full range of fireproof panels are arranged around and on the top of the spray gun, and there are observation windows on the sides of the fireproof panels and fireproof doors in front, so as to suppress the diffusion of powder and enable the powder to be better collected. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a rear perspective view of a spray gun of a powder plasma spraying device proposed by the utility model;

[0018] Figure 2 This is a front perspective view of a spray gun of a powder plasma spraying device proposed by the utility model;

[0019] Figure 3 This is a cross-sectional view of a powder plasma spraying device proposed by the utility model;

[0020] Figure 4 This is a three-dimensional diagram of a powder plasma spraying device proposed by the utility model.

[0021] Legend:

[0022] 1. First stand; 2. First threaded rod; 3. First stop block; 4. First motor; 5. Second stand; 6. Second threaded rod; 7. Second stop block; 8. Second motor; 9. Horizontal stand; 10. Third motor; 11. Threaded block; 12. Spray gun; 13. First fixed block; 14. Powder tube; 15. Water tube; 16. Electric wire tube; 17. Plasma gas tube; 18. Fixed plate; 19. Gas tank; 20. Battery compartment; 21. Water tank; 22. Powder tank; 23. Bottom plate; 24. Third threaded rod; 25. Third stop block; 26. Fireproof board; 27. Observation window; 28. Fire door; 29. ​​Second fixed block; 30. Spray port; 31. Fourth stop block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings of the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1-Figure 4, an embodiment of the utility model is: a powder plasma spraying device, comprising a first stand 1, a notch is provided inside the first stand 1, the first stand 1 plays a role of supporting a cross frame 9, a first limit block 3 is fixedly connected to the top of the first stand 1, the first limit block 3 plays a role of limiting the cross frame 9 so that the cross frame 9 does not move too high, a first motor 4 is fixedly connected to the top of the first limit block 3, the output end of the first motor 4 is fixedly connected to one end of the first threaded rod 2, the first motor 4 plays a role of driving the first threaded rod 2, the other end of the first threaded rod 2 is rotatably connected to the top of the bottom plate 23, the first threaded rod 2 is threadedly connected to the fourth limit block 31, and the fourth limit block 31 is slidably connected to the inner wall of the first stand 1, the first limit block 31 is connected to the first end of the first threaded rod 2, and the first limit block 31 is connected to the inner wall of the first stand 1. The rotation of a threaded rod 2 can make the fourth limit block 31 slide on the inner wall of the first frame 1. The inner wall of the fourth limit block 31 is fixedly connected to a cross frame 9. A notch is provided inside the cross frame 9. The cross frame 9 supports the thread block 11 and enables the thread block 11 to slide inside the cross frame 9. The outer wall of the fourth limit block 31 is fixedly connected to a third motor 10. The output end of the third motor 10 is fixedly connected to one end of the third threaded rod 24. The third motor 10 drives the third threaded rod 24. The other end of the third threaded rod 24 is rotatably connected to the inner wall of the third limit block 25. The third limit block 25 is fixedly connected to the cross frame 9. The third threaded rod 24 is threadedly connected to the inside of the thread block 11. The thread block 11 is slidably connected to the inside of the cross frame 9. The rotation of the third threaded rod 24 can drive the threaded block 11 to slide inside the cross frame 9, the third limit block 25 is threadedly connected to the second threaded rod 6, the third limit block 25 is slidably connected to the inside of the second vertical frame 5, the inside of the second vertical frame 5 is provided with a slot, the rotation of the second threaded rod 6 can make the third limit block 25 slide inside the second vertical frame 5, the top of the second vertical frame 5 is fixedly connected to the second limit block 7, the second limit block 7 and the first limit block 3 simultaneously play a role in limiting the cross frame 9 so that the cross frame 9 does not move too high, the top surface of the second limit block 7 is fixedly connected to the second motor 8, the output end of the second motor 8 is fixedly connected to one end of the second threaded rod 6, the second motor 8 plays a role in driving the second threaded rod 6, and the second threaded rod 6 is fixedly connected to the second limit block 7. The other end of the threaded rod 6 is rotatably connected to the top surface of the base plate 23. The top surface of the threaded block 11 is fixedly connected to a spray gun 12, which serves to spray plasma gas and powder. The threaded block 11 is fixedly connected to the spray gun 12, so that the threaded block 11 can drive the spray gun 12 to move when it moves. The rear of the spray gun 12 is fixedly connected to a water pipe 15, an electric wire pipe 16, a plasma gas pipe 17 and a powder pipe 14. The water pipe 15 transports water to the spray gun 12 for cooling. The electric wire pipe 16 transfers electricity to the inside of the spray gun 12 to generate an arc to ignite the plasma gas. The plasma gas pipe 17 sprays the plasma gas through the spray gun 12. The powder pipe 14 sprays the powder from the spray port 30 of the spray gun 12. The front of the spray gun 12 is provided with a spray port 30.

[0025] Fire-resistant plates 26 are provided at the front, back, left, right and top of the spray gun 12, observation windows 27 are provided at the sides of the fire-resistant plates 26, and a fire-proof door 28 is provided at the front of the fire-resistant plates 26. The fire-resistant plates 26 are connected by fixings to form a closed working space, which can effectively prevent the powder from spreading. The observation windows 27 enable the workers to clearly observe the situation inside the fire-resistant plates 26. Opening the fire-proof door 28 can put the masterbatch to be sprayed into the working space. Closing the fire-proof door 28 can effectively prevent the powder from spreading and protect the workers from being harmed by high temperature.

[0026] A fixing plate 18 is provided at the rear of the spray gun 12. When the spray gun 12 moves, the fixing plate 18 will not cause disturbances to the water pipe 15, the electric wire pipe 16, the plasma gas pipe 17 and the powder pipe 14 at the front, thereby affecting the spraying effect.

[0027] A first fixing block 13 is disposed on the upper portion of the spray gun 12 , and the first fixing block 13 can play a role in fixing the powder tube 14 .

[0028] The second motor 8 , the first motor 4 and the third motor 10 are all electrically connected to the controller, and the worker can remotely control the second motor 8 , the first motor 4 and the third motor 10 through the controller, thereby realizing remote control of the spray gun 12 .

[0029] A water tank 21 is provided at the end of the water pipe 15. The water tank 21 can store water so as to avoid frequent water addition, and the tank body of the water tank 21 is made of high-temperature resistant material. A battery compartment 20 is provided at the end of the wire tube 16. The battery compartment 20 can store electricity, and the battery compartment 20 is made of high-temperature resistant material to provide an arc for the spray gun 12. A gas tank 19 is provided at the end of the plasma gas tube 17. The gas tank 19 can store a large amount of plasma gas to provide plasma gas for the spray gun 12, and the tank body of the gas tank 19 is made of high-temperature resistant material. A powder tank 22 is provided at the end of the powder tube 14. The powder tank 22 can store various, and the tank body of the powder tank 22 is made of high-temperature resistant material.

[0030] The powder tube 14 , the water tube 15 , the electric wire tube 16 and the plasma gas tube 17 are all high temperature resistant hoses, which can normally transmit powder, water, electricity and plasma gas when the spray gun 12 is working, and the hoses can not hinder the movement of the spray gun 12 when the spray gun 12 is working.

[0031] A second fixing block 29 is fixedly connected to the front of the spray gun 12 , which can keep the position of the powder tube 14 unchanged when the spray port 30 sprays plasma gas.

[0032] Working principle: open the fire door 28 and place the masterbatch to be sprayed right in front of the spray gun 12, close the fire door 28, and transport the plasma gas from the gas tank 19 to the inside of the spray gun 12 through the plasma gas pipe 17, and then the electric wire pipe 16 transmits the electricity inside the battery compartment 20 to the inside of the spray gun 12 to generate an arc to ignite the plasma gas, and the ignited plasma gas is sprayed out from the spray port 30, and the powder pipe 14 transports the powder from the powder tank 22 and discharges it from above the spray port 30. The ignited plasma gas heats the powder and sprays it onto the masterbatch, and the controller controls the first motor 4 and the second motor 8 to rotate, thereby driving the first threaded rod 2 and the second threaded rod 6 to rotate, and then the cross frame 9 moves, and the controller controls the third motor 10 to rotate, thereby driving the third threaded rod 24 to rotate, and then the threaded block 11 drives the spray gun 12 to move for spraying.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A powder plasma spraying device, comprising a first stand (1), characterized in that The first vertical frame (1) is fixedly connected to a first limit block (3) at the top, and a first motor (4) is fixedly connected to the top of the first limit block (3); an output end of the first motor (4) is fixedly connected to one end of a first threaded rod (2); the other end of the first threaded rod (2) is rotatably connected to the top of a bottom plate (23); the first threaded rod (2) is threadedly connected to a fourth limit block (31), and the fourth limit block (31) is slidably connected to an inner wall of the first vertical frame (1); the inner wall of the fourth limit block (31) is fixedly connected to a cross frame (9); the outer wall of the fourth limit block (31) is fixedly connected to a third motor (10); an output end of the third motor (10) is fixedly connected to one end of a third threaded rod (24); the other end of the third threaded rod (24) is rotatably connected to the inner wall of a third limit block (25); the third limit block (25) is fixedly connected to the cross frame (9); the third threaded rod (24) is threadedly connected to the inner wall of the thread block (11). Internally, the threaded block (11) is slidably connected to the inside of the horizontal frame (9), the third limit block (25) is threadedly connected to the second threaded rod (6), the third limit block (25) is slidably connected to the inside of the second vertical frame (5), the top of the second vertical frame (5) is fixedly connected to the second limit block (7), the top surface of the second limit block (7) is fixedly connected to the second motor (8), the output end of the second motor (8) is fixedly connected to one end of the second threaded rod (6), the other end of the second threaded rod (6) is rotatably connected to the top surface of the bottom plate (23), the top surface of the threaded block (11) is fixedly connected to the spray gun (12), the rear part of the spray gun (12) is fixedly connected to the water pipe (15), the electric wire pipe (16), the plasma gas pipe (17) and the powder pipe (14), the front part of the spray gun (12) is provided with a spray port (30), the second motor (8), the first motor (4) and the third motor (10) are all electrically connected to the controller.

2. A powder plasma spraying device according to claim 1, characterized in that : Fire-resistant plates (26) are arranged at the front, back, left, right and top of the spray gun (12), observation windows (27) are arranged on the sides of the fire-resistant plates (26), and a fire-resistant door (28) is arranged at the front of the fire-resistant plates (26).

3. A powder plasma spraying device according to claim 1, characterized in that A fixing plate (18) is arranged at the rear of the spray gun (12).

4. A powder plasma spraying device according to claim 1, characterized in that A first fixing block (13) is arranged on the upper part of the spray gun (12).

5. A powder plasma spraying device according to claim 1, characterized in that The end of the water pipe (15) is provided with a water storage tank (21), the end of the electric wire pipe (16) is provided with a battery compartment (20), the end of the plasma gas pipe (17) is provided with a gas storage tank (19), and the end of the powder pipe (14) is provided with a powder storage tank (22).

6. A powder plasma spraying device according to claim 1, characterized in that The powder pipe (14), water pipe (15), electric wire pipe (16) and plasma gas pipe (17) are all high temperature resistant hoses.

7. A powder plasma spraying device according to claim 1, characterized in that A second fixing block (29) is fixedly connected to the front of the spray gun (12).

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