Weighing powder feeder

Abstract

The utility model belongs to the field of powder feeders, and particularly relates to a weighing powder feeder which comprises an equipment main body, a console is arranged on the front side of the equipment main body, a dustproof protection plate is mounted at the top of the equipment main body, a plurality of weighing sensors are mounted at the top of the equipment main body, and two powder feeding shells are mounted at the top of the equipment main body through a dismounting mechanism. The powder feeding shell is located above the corresponding weighing sensor, a powder feeding barrel is arranged above the powder feeding shell, a single-barrel assembly is installed at the bottom of the powder feeding barrel, a powder inlet is formed in the bottom of the single-barrel assembly and connected with the powder feeding shell, a powder feeding disc is arranged in the powder feeding shell, and a plurality of powder outlet sliding blocks are arranged at the top of the powder feeding disc. And a powder outlet is formed in the top of the powder feeding shell. The powder feeding device is reasonable in design, powder can be conveyed through the two powder feeding barrels, the powder feeding barrels can be detached conveniently, the functions of quick barrel replacement and material replacement are achieved, and normal powder feeding work of the powder barrel on the other side is not affected when the left powder feeding barrel and the right powder feeding barrel are detached independently.

Description

Technical Field

[0001] The utility model relates to the technical field of powder feeders, in particular to a weighing powder feeder. Background Art

[0002] Thermal spraying technology is a surface processing technology that uses a certain heat source to quickly heat the spraying material and spray it onto the surface of the pre-treated part at a high speed in a molten or semi-molten state to form a coating. Traditional thermal spraying materials include powders, wires, and rods. Among them, thermal spraying technology using powder materials is more common.

[0003] Currently, a dual-channel powder feeding thermal spraying device and working method for a gradient coating disclosed in a Chinese patent with the publication number CN107790318B includes a first powder feeder and a second powder feeder. Both the first powder feeder and the second powder feeder are connected to a powder mixing barrel. The powder output end of the powder mixing barrel is communicated with the powder input end of a spray gun. The spray gun is arranged above a workpiece fixing table in a spraying chamber. Both the first powder feeder and the second powder feeder are communicated with an argon gas tank, the first powder feeder and the second powder feeder.

[0004] However, although the powder feeder can convey the powder material, it does not have a weighing mechanism. Therefore, the efficiency of the powder material and the remaining amount are not clear, and the situation of powder shortage is likely to occur. There is a problem that it is not convenient to display and record the weight and efficiency of the powder material in the powder barrel of the powder feeder. Therefore, we propose a weighing powder feeder to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a weighing powder feeder to solve the shortcomings existing in the prior art.

[0006] To achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A weighing powder feeder includes a device main body. A control console is arranged on the front side of the device main body. A dust-proof guard plate is installed on the top of the device main body. A plurality of weighing sensors are installed on the top of the device main body. Two powder feeding shells are installed on the top of the device main body through a disassembly mechanism. The powder feeding shells are located above the corresponding weighing sensors.

[0008] A powder feeding barrel is arranged above the powder feeding shell. A single-barrel assembly is installed at the bottom of the powder feeding barrel. A powder inlet is arranged at the bottom of the single-barrel assembly, and the powder inlet is connected to the powder feeding shell. A powder feeding disk is arranged in the powder feeding shell. A plurality of powder outlet sliders are arranged on the top of the powder feeding disk. A powder outlet is arranged on the top of the powder feeding shell. The powder outlet sliders are adapted to the powder outlet and the powder inlet.

[0009] A cover plate is installed on the top of the powder feeding barrel. A stirring motor is installed on the cover plate. The output shaft of the stirring motor extends into the powder feeding barrel and is installed with a stirring rod.

[0010] Preferably, a control screen, a power switch and an emergency stop button are provided on the console, a wire collection mechanism is provided on the top of the equipment body, and a communicating stainless steel pipe is provided in the powder delivery barrel.

[0011] Preferably, the disassembly mechanism includes a U-shaped plate, a clamping plate and a fixed pressure plate, the U-shaped plate is fixedly mounted on the equipment body, the clamping plate is slidably mounted in the U-shaped plate, the fixed pressure plate is slidably mounted on the movement of the clamping plate, and the clamping plate and the fixed pressure plate are adapted to the powder feeding shell.

[0012] Preferably, a guide groove is provided on one side of the clamping plate, and the fixed pressure plate is slidably installed in the guide groove, sliding grooves are provided on the front and rear inner walls of the U-shaped plate, sliding seats are fixedly installed on the front and rear sides of the clamping plate, and the sliding seats are slidably connected to the corresponding sliding grooves.

[0013] Preferably, a threaded hole 1 is provided on the inner wall at the top of the guide groove, a fixing screw is installed on the inner thread of the threaded hole 1, the bottom end of the fixing screw is rotatably installed on the fixed pressure plate, and a handle is fixedly installed on the top end of the fixing screw.

[0014] Preferably, a rotation groove is provided on the top of the fixed pressure plate, an annular groove is provided on the inner wall of the rotation groove, an annular seat is installed on the outer side of the fixed screw, and the annular seat is rotatably installed in the annular groove.

[0015] Preferably, a vertical plate is fixedly mounted on the inner wall of the bottom of the U-shaped plate, two fixed springs are fixedly mounted on one side of the vertical plate, and one end of the fixed spring is fixedly mounted on the clamping plate.

[0016] Preferably, a second threaded hole is opened on one side of the vertical plate, a locking screw is installed in the inner thread of the second threaded hole, an extrusion plate is installed at one end of the locking screw, and a knob is fixedly installed at one end of the locking screw.

[0017] Beneficial effects of the utility model:

[0018] 1. Heat the powder material to be conveyed, put the heated and dried powder material into the powder feeding barrel, break up the powder through the stirring motor and stirring rod, convey the powder through the powder outlet, powder feeding plate, powder outlet slider and powder inlet, and convey the powder material to the plasma gun muzzle through the powder outlet. The powder feeding situation can be observed through the transparent organic glass cover during the conveying process. The plasma gun flame melts the powder to a semi-molten state and accelerates the spraying to the surface of the substrate to form a coating.

[0019] 2. The weighing sensor can be used to weigh the powder barrel, display the powder weight in real time and record the powder consumption, which can be displayed on the control screen;

[0020] 3. By turning the handle and the fixed screw, the fixed screw can drive the fixed pressure plate to move upward, and the tight fixation of the powder delivery shell can be released. By turning the knob and the locking screw, the locking screw can drive the extrusion plate to move, and the fixed spring can pull the clamping plate and the fixed pressure plate to move, so that the fixed pressure plate can be moved to one side of the powder delivery shell, and the powder delivery shell, the single barrel assembly and the powder delivery barrel can be quickly disassembled, and the single barrel assembly can be quickly removed. The specific barrel and material replacement functions are fast, and the cleaning is easy to clean. When the left and right powder delivery barrels are disassembled separately, it will not affect the normal powder delivery work of the powder barrel on the other side. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the three-dimensional structure of the weighing powder feeder proposed by the utility model;

[0022] Figure 2 This is a schematic structural diagram of part A of the weighing powder feeder proposed in the utility model;

[0023] Figure 3 The present invention is a schematic cross-sectional structural diagram of the disassembly mechanism of the weighing powder feeder proposed in the present invention.

[0024] In the figure: 1. Equipment body; 2. Control console; 201. Control panel; 202. Power switch; 203. Emergency stop button; 3. Dust protection plate; 4. Powder delivery shell; 5. Single barrel assembly; 6. Powder delivery barrel; 7. Cover plate; 8. Stirring motor; 9. Wire collection mechanism; 10. Powder outlet; 11. Observation window; 12. Connecting vessel stainless steel pipe; 13. Stirring rod; 14. Powder inlet; 15. Powder delivery tray; 16. Powder outlet slider; 17. Weighing sensor; 18. Disassembly mechanism; 19. U-shaped plate; 20. Clamping plate; 21. Guide groove; 22. Fixed pressure plate; 23. Threaded hole 1; 24. Fixed screw; 25. Handle; 26. Vertical plate; 27. Fixed spring; 28. Threaded hole 2; 29. ​​Locking screw; 30. Knob; 31. Extrusion plate. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. 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.

[0026] Reference Figures 1-3The weighing powder feeder comprises an equipment body 1, a control console 2 is arranged on the front side of the equipment body 1, a dustproof guard plate 3 is installed on the top of the equipment body 1, a plurality of weighing sensors 17 are installed on the top of the equipment body 1, two powder feeding shells 4 are installed on the top of the equipment body 1 through a disassembly mechanism 18, the powder feeding shells 4 are located above the corresponding weighing sensors 17, a powder feeding barrel 6 is arranged above the powder feeding shell 4, a single barrel component 5 is installed at the bottom of the powder feeding barrel 6, a powder inlet 14 is arranged at the bottom of the single barrel component 5, and the powder inlet 14 is connected to the powder feeding shell 4, a powder feeding tray 15 is arranged in the powder feeding shell 4, and a powder feeding tray 15 is arranged on the top of the powder feeding tray 15 There are multiple powder outlet sliders 16, the top of the powder delivery shell 4 is provided with a powder outlet 10 and an observation window 11, the powder outlet slider 16 is compatible with the powder outlet 10 and the powder inlet 14, a cover plate 7 is installed on the top of the powder delivery barrel 6, a stirring motor 8 is installed on the cover plate 7, the output shaft of the stirring motor 8 extends into the powder delivery barrel 6 and is installed with a stirring rod 13. The purpose of stirring the powder can be achieved by providing the stirring rod 13. The control console 2 is provided with a control screen 201, a power switch 202 and an emergency stop button 203, a wire collection mechanism 9 is provided on the top of the equipment body 1, and a connecting stainless steel pipe 12 is provided in the powder delivery barrel 6.

[0027] In this embodiment, the disassembly mechanism 18 includes a U-shaped plate 19, a clamping plate 20 and a fixed pressure plate 22. The U-shaped plate 19 is fixedly installed on the equipment body 1, the clamping plate 20 is slidably installed in the U-shaped plate 19, and the fixed pressure plate 22 is slidably installed during the movement of the clamping plate 20. The clamping plate 20 and the fixed pressure plate 22 are adapted to the powder delivery shell 4. By providing the fixed pressure plate 22, the purpose of pressing and fixing the powder delivery shell can be achieved.

[0028] In this embodiment, a guide groove 21 is provided on one side of the clamping plate 20, and the fixed pressure plate 22 is slidably installed in the guide groove 21. Sliding grooves are provided on the front and rear inner walls of the U-shaped plate 19. Sliding seats are fixedly installed on the front and rear sides of the clamping plate 20, and the sliding seats are slidably connected to the corresponding sliding grooves. By providing the sliding seats and the sliding grooves, the clamping plate 20 can be guided, and the clamping plate 20 can be moved stably.

[0029] In this embodiment, a threaded hole 23 is provided on the inner wall of the top of the guide groove 21, and a fixing screw 24 is installed in the inner thread of the threaded hole 23. The bottom end of the fixing screw 24 is rotatably installed on the fixed pressure plate 22, and a handle 25 is fixedly installed on the top of the fixing screw 24. A rotating groove is provided on the top of the fixed pressure plate 22, and an annular groove is provided on the inner wall of the rotating groove. An annular seat is installed on the outer side of the fixing screw 24, and the annular seat is rotatably installed in the annular groove. By providing the fixing screw 24, the movement of the fixing screw 24 can drive the fixed pressure plate 22 to move.

[0030] In this embodiment, a vertical plate 26 is fixedly installed on the inner wall of the bottom of the U-shaped plate 19. Two fixing springs 27 are fixedly installed on one side of the vertical plate 26. One end of each fixing spring 27 is fixedly installed on the clamping plate 20. A second threaded hole 28 is formed in one side of the vertical plate 26. A locking screw 29 is installed in the second threaded hole 28 in a threaded manner. One end of the locking screw 29 is provided with an extrusion plate 31. A knob 30 is fixedly installed at one end of the locking screw 29. By providing the locking screw 29, the purpose of extruding the clamping plate 20 can be achieved.

[0031] In the present utility model, the powder material to be transported is heated, and the heated and dried powder material is placed into the powder feeding barrel 6. The powder can be dispersed by the stirring motor 8 and the stirring rod 13. Through the cooperation of the powder outlet 10, the powder feeding disc 15, the powder outlet slider 16, and the powder inlet 14, the powder can be transported through the powder outlet 10. The powder material is transported to the plasma gun muzzle through the powder outlet 10. During the transportation process, the powder feeding situation can be observed through the transparent organic glass cover plate 7. The powder is melted into a semi-molten state by the plasma gun flame flow and accelerated to spray onto the surface of the substrate to form a coating. By providing the weighing sensor 17, the powder material barrel can be weighed, the powder weight can be displayed in real time, and the powder consumption can be recorded and displayed through the control screen 201. By rotating the handle 25 and the fixing screw 24, the fixing screw 24 can drive the fixing pressing plate 22 to move upward, and the pressing and fixing of the powder feeding shell 4 can be released. By rotating the knob 30 and the locking screw 29, the locking screw 29 can drive the extrusion plate 31 to move, and the fixing spring 27 can pull the clamping plate 20 and the fixing pressing plate 22 to move, so that the fixing pressing plate 22 can move to one side of the powder feeding shell 4, and the powder feeding shell 4, the single-barrel assembly 5, and the powder feeding barrel 6 can be quickly disassembled. The single-barrel assembly 5 can be quickly disassembled, with specific functions of quickly changing the barrel and the material, and it is convenient to clean. When the left and right powder feeding barrels 6 are disassembled separately, it does not affect the normal powder feeding work of the powder barrel on the other side.

[0032] The above has introduced the weighing powder feeder provided by the present utility model in detail. Specific embodiments are used in this article to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the principle of the present utility model, several improvements and modifications can still be made to the present utility model, and these improvements and modifications also fall within the protection scope of the claims of the present utility model.

Claims

1. A weighing powder feeder, characterized in that: The device comprises a device body (1), a control console (2) is provided on the front side of the device body (1), a dust protection plate (3) is installed on the top of the device body (1), a plurality of weighing sensors (17) are installed on the top of the device body (1), and two powder delivery shells (4) are installed on the top of the device body (1) via a disassembly mechanism (18), and the powder delivery shells (4) are located above the corresponding weighing sensors (17); A powder delivery barrel (6) is provided above the powder delivery shell (4), a single barrel assembly (5) is installed at the bottom of the powder delivery barrel (6), a powder inlet (14) is provided at the bottom of the single barrel assembly (5), and the powder inlet (14) is connected to the powder delivery shell (4), a powder delivery tray (15) is provided inside the powder delivery shell (4), a plurality of powder outlet sliders (16) are provided at the top of the powder delivery tray (15), a powder outlet (10) is provided at the top of the powder delivery shell (4), and the powder outlet sliders (16) are adapted to the powder outlet (10) and the powder inlet (14); A cover plate (7) is installed on the top of the powder delivery barrel (6), and a stirring motor (8) is installed on the cover plate (7). The output shaft of the stirring motor (8) extends into the powder delivery barrel (6) and is installed with a stirring rod (13).

2. The weighing powder feeder according to claim 1, characterized in that: The control console (2) is provided with a control screen (201), a power switch (202) and an emergency stop button (203); the top of the equipment body (1) is provided with a wire collection mechanism (9); and a connecting stainless steel pipe (12) is provided in the powder delivery barrel (6).

3. The weighing powder feeder according to claim 1, characterized in that: The disassembly mechanism (18) comprises a U-shaped plate (19), a clamping plate (20) and a fixed pressure plate (22); the U-shaped plate (19) is fixedly mounted on the equipment body (1); the clamping plate (20) is slidably mounted inside the U-shaped plate (19); the fixed pressure plate (22) is slidably mounted on the movement of the clamping plate (20); the clamping plate (20) and the fixed pressure plate (22) are adapted to the powder delivery shell (4).

4. The weighing powder feeder according to claim 3, characterized in that: A guide groove (21) is provided on one side of the clamping plate (20), and a fixed pressing plate (22) is slidably installed in the guide groove (21). Sliding grooves are provided on the front and rear inner walls of the U-shaped plate (19). Sliding seats are fixedly installed on the front and rear sides of the clamping plate (20), and the sliding seats are slidably connected to the corresponding sliding grooves.

5. The weighing powder feeder according to claim 4, characterized in that: A threaded hole (23) is provided on the inner wall of the top of the guide groove (21), a fixing screw (24) is installed with internal threads in the threaded hole (23), the bottom end of the fixing screw (24) is rotatably installed on the fixed pressure plate (22), and a handle (25) is fixedly installed on the top end of the fixing screw (24).

6. The weighing powder feeder according to claim 5, characterized in that: The top of the fixed pressing plate (22) is provided with a rotation groove, the inner wall of the rotation groove is provided with an annular groove, the outer side of the fixed screw rod (24) is provided with an annular seat, and the annular seat is rotatably installed in the annular groove.

7. The weighing powder feeder according to claim 4, characterized in that: A vertical plate (26) is fixedly mounted on the inner wall of the bottom of the U-shaped plate (19), two fixed springs (27) are fixedly mounted on one side of the vertical plate (26), and one end of the fixed spring (27) is fixedly mounted on the clamping plate (20).

8. The weighing powder feeder according to claim 7, characterized in that: A second threaded hole (28) is provided on one side of the vertical plate (26), a locking screw (29) is installed in the internal thread of the second threaded hole (28), an extrusion plate (31) is installed at one end of the locking screw (29), and a knob (30) is fixedly installed at one end of the locking screw (29).

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