Plasma cladding powder feeding device

Abstract

The utility model relates to the technical field of plasma cladding powder feeding, in particular to a plasma cladding powder feeding device which comprises a placing support, two movable rotating seats are rotatably connected to the inner side face of the placing support, and a feeding device body is fixedly connected to the inner side faces of the two movable rotating seats. Two connecting plates are installed on the upper end face of the containing support, U-shaped bases are connected to the inner side faces of the two connecting plates, and threaded rotating shafts are rotationally connected to the inner side faces of the U-shaped bases. Plasma cladding powder on a filtering circular plate is pushed by a connecting brush below a semicircular plate, so that the plasma cladding powder is dredged, and the feeding speed is increased; according to the plasma cladding powder feeding device, the feeding speed can be slowed down through the square groove in the flow dividing slide carriage, so that the phenomenon that the feeding device is prone to being blocked can be avoided, meanwhile, plasma cladding powder accumulated at the bottom of the feeding device can be stirred through the second stirring blade, and the feeding device can conduct uniform discharging.

Description

Technical Field

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

[0002] Plasma welding powder is a kind of metal powder, which is mainly used in the plasma welding process. It is heated and melted by the plasma arc to form an alloy layer with the surface of the workpiece, thereby improving the wear resistance, corrosion resistance and heat resistance of the workpiece. It can be used in various mechanical equipment, aerospace and energy fields;

[0003] The existing patent (application number: CN202122761403.6) provides a plasma cladding feeding device. When the vibrator vibrates, it can drive the column and the powder bin and powder feeder installed on the top of the column to vibrate together, thereby improving the fluidity of the powder, so that the powder in the powder bin can continuously enter the powder feeder, which can not only prevent blockage, but also improve the welding quality of plasma cladding.

[0004] However, the plasma cladding powder in the feeding device is stored for a long time, so that the plasma cladding powder is accumulated in one place, and the overall fluidity is poor, which is not conducive to the feeding operation of the ion cladding powder. Therefore, it is necessary to propose a plasma cladding powder feeding device to solve the above problem. Utility Model Content

[0005] The utility model aims to provide a plasma cladding powder feeding device to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A plasma cladding powder feeding device comprises a placing bracket, the inner side surface of the placing bracket is rotatably connected to two movable rotating seats, the inner sides of the two movable rotating seats are fixedly connected to a feeding device body, the upper end surface of the placing bracket is equipped with two connecting plates, the inner sides of the two connecting plates are connected to a U-shaped seat, the inner side surface of the U-shaped seat is rotatably connected to a threaded rotating shaft, the front end surface of the threaded rotating shaft is fixedly equipped with a first servo motor, the outer surface of the threaded rotating shaft is threadedly connected to the threaded plate, the front end surface of the feeding device body is connected to a mounting seat, the mounting seat and the inner side surface of the threaded plate are rotatably equipped with a movable rotating plate, and the inner side surface of the U-shaped seat is connected to two limiting round rods;

[0008] A filtering circular plate is installed inside the feeding device body. Two telescopic rods are slidably connected to the two ends of the feeding device body. The inner sides of the two telescopic rods are connected to semicircular plates. The lower end surfaces of the two semicircular plates are connected to connecting brushes in an array.

[0009] Furthermore, a feeding bin is installed on the upper end surface of the feeding device body, one side of the two telescopic rods is fixedly connected to an electric push rod, and two L-shaped plates are connected to both ends of the feeding device body, and the inner sides of the two L-shaped plates are connected to one side of the electric push rod.

[0010] Furthermore, a diverter slide is fixedly installed inside the main body of the feeding device, and square grooves that are through and distributed in an array are opened at both ends of the diverter slide. The upper end surface of the diverter slide is rotatably connected to a first rotating rod, and the outer surface of the first rotating rod is connected to a number one stirring leaf in an array.

[0011] Furthermore, the upper side of the first rotating rod passes through the feeding device body and extends to the upper end surface of the feeding device body, and the upper end surface of the No. 1 stirring leaf is fixedly mounted with a second servo motor.

[0012] Furthermore, the inner side surface of the feeding device body is connected to a side plate, the lower end surface of the side plate is rotatably connected to a second rotating rod, the lower side of the second rotating rod penetrates the feeding device body and extends to the lower end surface of the feeding device body, the outer surface of the second rotating rod is fixedly connected to two stirring blades in the array, the lower end surface of the second rotating rod is installed with a third servo motor, and the lower end surface of the feeding device body is connected to a discharge pipe.

[0013] Furthermore, the front side of the threaded shaft passes through the U-shaped seat and extends to the front end surface of the U-shaped seat, the two limiting round rods are parallel to each other, and the outer surfaces of the two limiting round rods are slidably connected to the two ends of the threaded plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The entire feeding device is tilted by rotating the movable rotary seat. The connecting brush under the semicircular plate will push the plasma cladding powder on the filter circular plate and dredge the plasma cladding powder with poor fluidity, thereby speeding up the feeding speed;

[0016] 2. By utilizing the square grooves at the diversion slide, the feeding speed can be slowed down, which can avoid the feeding device from being easily blocked. At the same time, the No. 2 stirring blade can stir the plasma cladding powder accumulated at the bottom of the feeding device, so that the feeding device can discharge the material evenly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is the overall structural view of the utility model;

[0019] Figure 2 It is a schematic diagram of the installation of the threaded plate, the mounting seat and the movable rotating plate of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the feeding device body and the filter disc of the utility model;

[0021] Figure 4 This is a schematic diagram of the installation of the first rotating rod and the first stirring blade of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the semicircular plate and the connecting brush of the utility model.

[0023] The reference numerals are as follows:

[0024] 1. Placement bracket; 2. Movable rotating seat; 3. Feeding device body; 4. Connecting plate; 5. U-shaped seat; 6. Threaded shaft; 7. First servo motor; 8. Threaded plate; 9. Mounting seat; 10. Movable rotating plate; 11. Limiting round rod; 12. Feeding bin; 13. Filtering round plate; 14. Telescopic rod; 15. Semicircular plate; 16. Connecting brush; 17. L-shaped plate; 18. Electric push rod; 19. First rotating rod; 20. No. 1 stirring blade; 21. Second servo motor; 22. Square groove; 23. Side plate; 24. Second rotating rod; 25. No. 2 stirring blade; 26. Third servo motor; 27. Discharge pipe; 28. Diverter slide. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments 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 in 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] Example:

[0027] See also Figures 1 to 5In the embodiment of the utility model, a plasma cladding powder feeding device includes a placing bracket 1, the inner side surface of the placing bracket 1 is rotatably connected to two movable rotating seats 2, the inner sides of the two movable rotating seats 2 are fixedly connected to a feeding device body 3, through the setting of the movable rotating seats 2, the two movable rotating seats 2 can drive the feeding device body 3 to rotate, so that the feeding device body 3 can be tilted for feeding, so that the feeding device body 3 can be stably fed, and the upper end surface of the placing bracket 1 is equipped with two connecting plates 4, the inner sides of the two connecting plates 4 are connected to a U-shaped seat 5, and the inner side surface of the U-shaped seat 5 is rotatably connected There is a threaded shaft 6, a first servo motor 7 is fixedly installed on the front end face of the threaded shaft 6, the outer surface of the threaded shaft 6 is threadedly connected to a threaded plate 8, a mounting seat 9 is connected to the front end face of the feeding device body 3, and a movable rotating plate 10 is installed on the mounting seat 9 and the inner side face of the threaded plate 8 to rotate together, and two limiting round rods 11 are connected to the inner side face of the U-shaped seat 5. Through the setting of the limiting round rods 11, the moving direction of the threaded plate 8 can be limited by using the two limiting round rods 11, so that the threaded plate 8 can move back and forth in an unchanged state, so as to adjust the angle of the feeding device body 3 and facilitate feeding;

[0028] A filter circular plate 13 is installed inside the feeding device body 3. Through the setting of the filter circular plate 13, impurities in the plasma cladding powder can be filtered out by using the filter circular plate 13, which is easy to use. Two telescopic rods 14 are slidably connected to the two ends of the feeding device body 3. The inner sides of the two telescopic rods 14 are connected to semicircular plates 15. Through the setting of the semicircular plates 15, the plasma cladding powder can be crushed by moving the semicircular plates 15 back and forth, so that the plasma cladding powder can be fed more evenly. The lower end surfaces of the two semicircular plates 15 are connected to connecting brushes 16 in an array.

[0029] A feeding bin 12 is installed on the upper end surface of the feeding device body 3, and one side of the two telescopic rods 14 is fixedly connected to an electric push rod 18. Two L-shaped plates 17 are connected to both ends of the feeding device body 3, and the inner side surfaces of the two L-shaped plates 17 are connected to one side of the electric push rod 18.

[0030] A diverter slide 28 is fixedly installed inside the feeding device body 3. Through the setting of the diverter slide 28, the diverter slide 28 can stop the fed plasma cladding powder, and then the No. 1 stirring page 20 can stir the plasma cladding powder. At the same time, the discharge flow rate of the plasma cladding powder can be controlled by using the different rotation speeds of the No. 1 stirring page 20. Square grooves 22 that are through and distributed in an array are provided at both ends of the diverter slide 28. The upper end surface of the diverter slide 28 is rotatably connected to the first rotating rod 19, and the outer surface of the first rotating rod 19 is connected to the No. 1 stirring page 20 in an array.

[0031] The upper side of the first rotating rod 19 penetrates the feeding device body 3 and extends to the upper end surface of the feeding device body 3 . The upper end surface of the first stirring blade 20 is fixedly mounted with a second servo motor 21 .

[0032] The inner side surface of the feeding device body 3 is connected to the side plate 23, and the lower end surface of the side plate 23 is rotatably connected to the second rotating rod 24. The lower side of the second rotating rod 24 penetrates the feeding device body 3 and extends to the lower end surface of the feeding device body 3. The outer surface of the second rotating rod 24 is fixedly connected to the second stirring blade 25 of the array. The lower end surface of the second rotating rod 24 is installed with a third servo motor 26, and the lower end surface of the feeding device body 3 is connected to the discharge pipe 27.

[0033] The front side of the threaded shaft 6 passes through the U-shaped seat 5 and extends to the front end surface of the U-shaped seat 5 . The two limiting round rods 11 are parallel to each other, and the outer surfaces of the two limiting round rods 11 are slidably connected to the two ends of the threaded plate 8 .

[0034] When the utility model is in use:

[0035] By starting the first servo motor 7, the output shaft of the first servo motor 7 drives the threaded shaft 6 to rotate, so that the threaded plate 8 on the threaded shaft 6 can move backward, and the movable rotating plate 10 at the threaded plate 8 can drive the feeding device body 3 at the two movable rotating seats 2 to rotate backward, so that the entire feeding device body 3 is in a tilted state to perform the feeding operation; then the two electric push rods 18 are turned on, and the two electric push rods 18 drive the semicircular plate 15 at the telescopic rod 14 to move back and forth, and the connecting brush 16 under the semicircular plate 15 will push the plasma cladding powder on the filter circular plate 13 to dredge the plasma cladding powder, thereby speeding up the feeding speed;

[0036] The second servo motor 21 drives the first rotating rod 19 to rotate, and the first rotating rod 19 drives the No. 1 stirring paddle 20 to rotate and stir the plasma cladding powder in the feeding device body 3. At this time, the square groove 22 at the diverter slide 28 can slow down the feeding speed, so as to avoid the phenomenon that the feeding device is prone to blockage; then the third servo motor 26 is started, and the third servo motor 26 drives the No. 2 stirring paddle 25 on the second rotating rod 24 to rotate, and stir the plasma cladding powder accumulated at the bottom of the feeding device, so that the feeding device can discharge the material evenly, thereby improving the feeding effect of the feeding device.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A plasma cladding powder feeding device, comprising a placement bracket (1), characterized in that: The inner side surface of the placement bracket (1) is rotatably connected to two movable rotating seats (2), the inner side surfaces of the two movable rotating seats (2) are fixedly connected to the feeding device body (3), the upper end surface of the placement bracket (1) is equipped with two connecting plates (4), the inner side surfaces of the two connecting plates (4) are connected to a U-shaped seat (5), the inner side surface of the U-shaped seat (5) is rotatably connected to a threaded shaft (6), the front end surface of the threaded shaft (6) is fixedly installed with a first servo motor (7), the outer surface of the threaded shaft (6) is threadedly connected to a threaded plate (8), the front end surface of the feeding device body (3) is connected to a mounting seat (9), the mounting seat (9) and the inner side surface of the threaded plate (8) are rotatably equipped with a movable rotating plate (10), and the inner side surface of the U-shaped seat (5) is connected to two limiting round rods (11); A filtering circular plate (13) is installed inside the feeding device body (3), two telescopic rods (14) are slidably connected to the two ends of the feeding device body (3), the inner side surfaces of the two telescopic rods (14) are connected to semicircular plates (15), and the lower end surfaces of the two semicircular plates (15) are connected to connecting brushes (16) in an array.

2. A plasma cladding powder feeding device according to claim 1, characterized in that: A material feeding bin (12) is installed on the upper end surface of the feeding device body (3), one side of each of the two telescopic rods (14) is fixedly connected to an electric push rod (18), and two L-shaped plates (17) are connected to both ends of the feeding device body (3), and the inner side surfaces of the two L-shaped plates (17) are connected to one side of the electric push rod (18).

3. The plasma cladding powder feeding device according to claim 1, characterized in that: A diverter slide (28) is fixedly installed inside the feeding device body (3), and both ends of the diverter slide (28) are provided with through-going and array-distributed square grooves (22). The upper end surface of the diverter slide (28) is rotatably connected to a first rotating rod (19), and the outer surface of the first rotating rod (19) is array-connected to a number one stirring blade (20).

4. A plasma cladding powder feeding device according to claim 3, characterized in that: The upper side of the first rotating rod (19) penetrates the feeding device body (3) and extends to the upper end surface of the feeding device body (3), and a second servo motor (21) is fixedly mounted on the upper end surface of the first stirring blade (20).

5. The plasma cladding powder feeding device according to claim 1, characterized in that: The inner side surface of the feeding device body (3) is connected to a side plate (23), and the lower end surface of the side plate (23) is rotatably connected to a second rotating rod (24). The lower side of the second rotating rod (24) passes through the feeding device body (3) and extends to the lower end surface of the feeding device body (3). The outer surface of the second rotating rod (24) is fixedly connected to two stirring blades (25) in an array. The lower end surface of the second rotating rod (24) is installed with a third servo motor (26). The lower end surface of the feeding device body (3) is connected to a discharge pipe (27).

6. The plasma cladding powder feeding device according to claim 1, characterized in that: The front side of the threaded shaft (6) passes through the U-shaped seat (5) and extends to the front end surface of the U-shaped seat (5); the two limiting round rods (11) are parallel to each other; and the outer surfaces of the two limiting round rods (11) are slidably connected to the two ends of the threaded plate (8).

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