Screening device for metal powder processing

Abstract

The utility model discloses a screening device for metal powder processing, which relates to the technical field of metal powder processing and screening and comprises a bottom plate, a vibrating unit is arranged on the top surface of the bottom plate, a rotating unit is arranged on the top surface of the vibrating unit, and a material turning unit is arranged on the inner side of the vibrating unit. And a cleaning unit is arranged on the inner side of the vibration unit and comprises a third gear, the third gear is arranged on the inner side of the top face of the vibration unit, a connecting rod is fixedly connected to one side of the third gear, a mounting block is fixedly connected to the inner side of the surface of the connecting rod, and a plurality of cleaning brushes are fixedly connected to the inner side of the surface of the mounting block. Through mutual cooperation of a third gear, a connecting rod, a mounting block and a cleaning brush, the effect of conveniently cleaning screening holes in the screening process is achieved, through arrangement of a fixing frame and a spring, the effect of forming resonance in the screening process is achieved, and the vibration amplitude of screened materials is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal powder processing and screening, in particular to a screening device for metal powder processing. Background Art

[0002] Metal powder refers to a group of metal particles with a size less than 1mm. It includes single metal powder, alloy powder and certain refractory compound powders with metallic properties. It is the main raw material for powder metallurgy. Metallic elements are generally silvery white. When metal is under certain conditions, it is a black powder. Most metal powders are black. Screening is the process of using a sieve to allow fine particles smaller than the sieve holes to pass through the sieve surface, while coarse particles larger than the sieve holes are retained on the sieve surface, thereby completing the separation of coarse and fine materials. The separation process can be regarded as consisting of two stages: material stratification and fine particle screening. Material stratification is the condition for completing separation, and fine particle screening is the purpose of separation.

[0003] At present, publication number CN207951957U discloses a metal powder screening device for smelting, including a base, four corners of the upper end of the base are fixedly installed with telescopic rods, the upper end of the telescopic rods is fixedly connected to a box, a fixed rod is installed at the bottom of the box, a slider is fixedly installed at the lower end of the fixed rod, a motor base is installed on the base, a dual-axis motor is fixedly installed on the upper end of the motor base, the output shafts on both sides of the dual-axis motor are connected with cams, an elliptical slide groove is opened in the middle of the cam, a filter is arranged in the middle of the inner side of the box, both sides of the filter are fixedly connected with a limit plate, a limit block is fixedly installed on the outer wall of the box at the upper end of the limit plate, a bolt is arranged on the limit block, a feed port is fixedly connected to the upper end of the box, and a discharge port is arranged on one side of the lower end of the box. The existence of the motor and the shock absorbing structure of the device can well play the role of shaking the box and improving the filtering efficiency.

[0004] In order to solve the screening problem, the existing technology uses a motor and a shock-absorbing structure to cooperate with each other. However, during the screening process, metal powder may block the screen plate, resulting in low metal powder screening efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a screening device for metal powder processing to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A screening device for metal powder processing comprises a bottom plate, a top surface of the bottom plate is provided with a vibration unit, a top surface of the vibration unit is provided with a rotation unit, a material turning unit is provided inside the vibration unit, and a cleaning unit is provided inside the vibration unit.

[0008] The cleaning unit includes gear three, which is arranged on the inner side of the top surface of the vibration unit, one side of the gear three is fixedly connected to a connecting rod, the inner side of the surface of the connecting rod is fixedly connected to a mounting block, and the inner side of the surface of the mounting block is fixedly connected to a plurality of cleaning brushes.

[0009] A further improvement of the technical solution of the utility model is that the vibration unit includes a fixing frame, the fixing frame is fixedly connected to the top surface of the bottom plate, the top surface of the fixing frame is fixedly connected to a spring, and the inner side of the fixing frame is fixedly connected to a fixing plate.

[0010] By adopting the above technical solution, through the setting of the fixing frame and the spring, a resonance effect is achieved during the screening process, so that the vibration amplitude of the screening material is increased.

[0011] A further improvement of the technical solution of the utility model is that: one side of the fixed plate is fixedly connected to a motor 1, the output end of the motor 1 is transmission-connected to a round block, one side of the round block is meshingly connected to a movable push rod, one side of the movable push rod is slidably clamped on the inner side of the fixed plate, one end of the movable push rod is fixedly connected to an outer bin, and the bottom surface of the outer bin is fixedly connected to one end of a spring.

[0012] By adopting the above technical solution, the metal powder inside the screening bin can be vibrated and screened through the cooperation of the fixed plate, the motor 1, the round block, the movable push rod and the outer bin.

[0013] A further improvement of the technical solution of the utility model is that: the rotating unit includes a mounting frame, the mounting frame is fixedly connected to the top surface of the outer bin, the top surface of the mounting frame is fixedly connected to motor 2, the output end of motor 2 is transmission-connected to gear 1, one side of gear 1 is meshingly connected to gear 2, one side of gear 2 is meshingly connected to one side of gear 3, the inner side of gear 2 is fixedly connected to a screening bin, and the inner side of the surface of the screening bin is rotatably connected to the inner side of the top surface of the outer bin.

[0014] By adopting the above technical solution, through the cooperation of the mounting frame, motor 2, gear 1 and gear 2, the metal powder inside the screening bin is driven to rotate, so that the material inside can be screened faster.

[0015] A further improvement of the technical solution of the utility model is that: the output end of the second motor is transmission-connected to the first power wheel, the inner side of the first power wheel is transmission-connected to the belt, and the inner side of the belt is transmission-connected to the second power wheel.

[0016] By adopting the above technical solution, the mounting frame, the first power wheel, the belt and the second power wheel cooperate with each other, so as to facilitate the stirring plate to rotate and stir the metal powder.

[0017] A further improvement of the technical solution of the utility model is that the turning unit includes a stirring plate, the stirring plate is fixedly connected to one side of the power wheel 2, the inner side of the surface of the stirring plate is threadedly connected with a fixing groove, and the inner side of the fixing groove is fixedly connected with a plurality of rotating rods.

[0018] By adopting the above technical solution, the connection between the stirring plate and the fixing groove can facilitate workers to disassemble, repair and clean the rotating rod.

[0019] A further improvement of the technical solution of the utility model is that: a plurality of stirring rods are rotatably connected to the inner side of the top surface of the rotating rod, a plurality of stirring blades are fixedly connected to the inner side of the surface of the stirring rod, and a plurality of through holes are opened on the inner side of the surface of the stirring blade.

[0020] By adopting the above technical solution, the rotating rod, the stirring rod, the stirring blade and the through hole cooperate with each other, so as to achieve the effect of turning over the internal metal powder and avoid the agglomeration phenomenon.

[0021] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0022] The utility model provides a screening device for metal powder processing. Through the mutual cooperation of gear three, connecting rod, mounting block and cleaning brush, the effect of cleaning the screening holes in the screening process is achieved, and the processing efficiency of metal powder screening is maintained. Through the setting of fixed frame and spring, the effect of forming resonance in the screening process is achieved, so that the vibration amplitude of the screening material is increased. Through the mutual cooperation of fixed plate, motor one, round block, movable push rod and outer bin, the effect of vibration screening of metal powder inside the screening bin is achieved.

[0023] The utility model provides a screening device for metal powder processing. Through the mutual cooperation of a mounting frame, a second motor, a first gear and a second gear, the metal powder inside a screening bin is driven to rotate, so that the material inside can be screened faster. Through the mutual cooperation of the mounting frame, a first power wheel, a belt and a second power wheel, the effect of facilitating the rotation of a stirring plate to stir the metal powder is achieved. Through the connection between the stirring plate and a fixed groove, the effect of facilitating workers to disassemble, repair and clean the rotating rod is achieved. Through the mutual cooperation of the rotating rod, the stirring rod, the stirring blades and the through hole, the effect of turning the plate over for the internal metal powder is achieved, thereby avoiding the occurrence of agglomeration. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional cross-sectional structural schematic diagram of the utility model;

[0025] Figure 2 It is a schematic diagram of the cross-sectional structure of the vibration unit of the utility model;

[0026] Figure 3 It is a structural schematic diagram of the rotating unit of the utility model;

[0027] Figure 4 This is a structural schematic diagram of the material turning unit of the utility model;

[0028] Figure 5 It is a structural schematic diagram of the cleaning unit of the utility model.

[0029] In the figure: 1. bottom plate; 2. vibration unit; 21. fixed frame; 22. spring; 23. fixed plate; 24. motor 1; 25. round block; 26. moving push rod; 27. outer bin; 3. rotating unit; 31. mounting frame; 32. motor 2; 33. gear 1; 34. gear 2; 35. screening bin; 36. power wheel 1; 37. belt; 38. power wheel 2; 4. turning unit; 41. stirring plate; 42. fixed groove; 43. rotating rod; 44. stirring rod; 45. stirring blade; 46. through hole; 5. cleaning unit; 51. gear 3; 52. connecting rod; 53. mounting block; 54. cleaning brush. DETAILED DESCRIPTION

[0030] The present invention is further described in detail below in conjunction with the embodiments: Example

[0031] like Figure 1-5 As shown, the utility model provides a screening device for metal powder processing, including a bottom plate 1, a vibration unit 2 is arranged on the top surface of the bottom plate 1, a rotation unit 3 is arranged on the top surface of the vibration unit 2, a turning unit 4 is arranged on the inner side of the vibration unit 2, a cleaning unit 5 is arranged on the inner side of the vibration unit 2, the cleaning unit 5 includes a gear three 51, the gear three 51 is arranged on the inner side of the top surface of the vibration unit 2, a connecting rod 52 is fixedly connected to one side of the gear three 51, a mounting block 53 is fixedly connected to the inner side of the surface of the connecting rod 52, and a plurality of cleaning brushes 54 are fixedly connected to the inner side of the surface of the mounting block 53. During the rotation of the gear two 34, the gear two 34 and the gear three 51 are meshed with each other, and at the same time, the gear three 51 drives the mounting block 53 on the surface of the connecting rod 52 to rotate, and at the same time, the cleaning brush 54 cleans the metal powder on the surface of the adhered round block 25 and the inside of the sieve hole, so as to effectively avoid clogging. Example

[0032] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the vibration unit 2 includes a fixed frame 21, the fixed frame 21 is fixedly connected to the top surface of the bottom plate 1, the top surface of the fixed frame 21 is fixedly connected with a spring 22, the inner side of the fixed frame 21 is fixedly connected with a fixed plate 23, one side of the fixed plate 23 is fixedly connected with a motor 24, the output end of the motor 24 is transmission-connected with a round block 25, one side of the round block 25 is meshingly connected with a moving push rod 26, one side of the moving push rod 26 is slidably clamped on the inner side of the fixed plate 23, one end of the moving push rod 26 is fixedly connected with an outer bin 27, the bottom surface of the outer bin 27 is fixedly connected to one end of the spring 22, by placing the metal powder to be screened inside the screening bin 35, the motor 24 is controlled to drive the round block 25 to rotate, and at the same time the round block 25 and the moving push rod 26 are meshed with each other, and at the same time drive the outer bin 27 to vibrate under the limit of the spring 22. Example

[0033] like Figure 1-5 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the rotating unit 3 includes a mounting frame 31, the mounting frame 31 is fixedly connected to the top surface of the outer bin 27, the top surface of the mounting frame 31 is fixedly connected to a motor 2 32, the output end of the motor 2 32 is transmission-connected to a gear 1 33, one side of the gear 1 33 is meshingly connected to a gear 2 34, one side of the gear 2 34 is meshingly connected to one side of a gear 3 51, the inner side of the gear 2 34 is fixedly connected to a screening bin 35, the inner side of the surface of the screening bin 35 is rotationally connected to the inner side of the top surface of the outer bin 27, the output end of the motor 2 32 is transmission-connected to a power wheel 1 36, the inner side of the power wheel 1 36 is transmission-connected to a belt 37, the inner side of the belt 37 is transmission-connected to a power wheel 2 38, the turning unit 4 includes a stirring plate 41, the stirring plate 41 is fixedly connected to one side of the power wheel 2 38, the inner side of the surface of the stirring plate 41 is threadedly connected to a fixing groove 42, and the inner side of the fixing groove 42 is fixedly connected to a plurality of rotating wheels. The movable rod 43 has a plurality of stirring rods 44 rotatably connected to the inner side of the top surface of the rotating rod 43, and a plurality of stirring blades 45 are fixedly connected to the inner side of the surface of the stirring rod 44, and a plurality of through holes 46 are provided on the inner side of the surface of the stirring blade 45, which drives the motor 2 32 to work at the same time, and the mounting frame 31 drives the gear 1 33 and the gear 2 34 to mesh with each other, and drives the screening bin 35 to rotate on the inner side of the outer bin 27, and screens the metal powder inside, and the mounting frame 31 drives the belt 37 on the inner side of the power wheel 1 36 to rotate, and the belt 37 drives the stirring plate 41 at one end of the power wheel 2 38 to rotate, and the stirring plate 41 drives the rotating rod 43 on the inner side of the surface of the fixed groove 42 to mix the metal powder inside the screening bin 35, and the powder moves through the inner side of the through hole 46 while mixing, and drives the stirring blade 45 to stir the metal powder again, and the screening bin 35 guides the screened metal powder out through the outer bin 27.

[0034] The working principle of the screening device for metal powder processing will be described in detail below.

[0035] like Figure 1-5 As shown, by placing the metal powder to be screened inside the screening bin 35, the motor 1 24 is controlled to drive the round block 25 to rotate, and the round block 25 and the moving push rod 26 are meshed with each other, and the outer bin 27 is driven to vibrate under the limit of the spring 22, and the motor 2 32 is driven to work, and the mounting frame 31 drives the gear 1 33 and the gear 2 34 to mesh with each other, and the screening bin 35 is driven to rotate on the inner side of the outer bin 27, and the metal powder inside is screened, and the mounting frame 31 drives the belt 37 on the inner side of the power wheel 1 36 to rotate, and the belt 37 drives the stirring plate 41 at one end of the power wheel 2 38 to rotate. The stirring plate 41 rotates, and at the same time, the stirring plate 41 drives the rotating rod 43 on the inner side of the surface of the fixed groove 42 to mix the metal powder inside the sieve bin 35. During the mixing, the powder moves through the inner side of the through hole 46, and at the same time drives the stirring blade 45 to stir the metal powder again. At the same time, the sieve bin 35 guides the screened metal powder out through the outer bin 27. During the rotation of gear 2 34, gear 2 34 and gear 3 51 are meshed with each other. At the same time, gear 3 51 drives the mounting block 53 on the surface of the connecting rod 52 to rotate. At the same time, the cleaning brush 54 cleans the metal powder on the surface of the sticky round block 25 and the inside of the sieve hole, effectively avoiding blockage.

[0036] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A screening device for metal powder processing, comprising a bottom plate (1), characterized in that: A vibration unit (2) is arranged on the top surface of the bottom plate (1), a rotation unit (3) is arranged on the top surface of the vibration unit (2), a material turning unit (4) is arranged on the inner side of the vibration unit (2), and a cleaning unit (5) is arranged on the inner side of the vibration unit (2); The cleaning unit (5) comprises a gear three (51), wherein the gear three (51) is arranged on the inner side of the top surface of the vibration unit (2), a connecting rod (52) is fixedly connected to one side of the gear three (51), a mounting block (53) is fixedly connected to the inner side of the surface of the connecting rod (52), and a plurality of cleaning brushes (54) are fixedly connected to the inner side of the surface of the mounting block (53).

2. A screening device for metal powder processing according to claim 1, characterized in that: The vibration unit (2) comprises a fixing frame (21), the fixing frame (21) being fixedly connected to the top surface of the bottom plate (1), a spring (22) being fixedly connected to the top surface of the fixing frame (21), and a fixing plate (23) being fixedly connected to the inner side of the fixing frame (21).

3. A screening device for metal powder processing according to claim 2, characterized in that: One side of the fixed plate (23) is fixedly connected to a motor 1 (24); the output end of the motor 1 (24) is drivingly connected to a round block (25); one side of the round block (25) is meshingly connected to a moving push rod (26); one side of the moving push rod (26) is slidably engaged with the inner side of the fixed plate (23); one end of the moving push rod (26) is fixedly connected to an outer bin (27); and the bottom surface of the outer bin (27) is fixedly connected to one end of a spring (22).

4. A screening device for metal powder processing according to claim 1, characterized in that: The rotating unit (3) comprises a mounting frame (31), the mounting frame (31) being fixedly connected to the top surface of the outer bin (27), the top surface of the mounting frame (31) being fixedly connected to a second motor (32), the output end of the second motor (32) being transmission-connected to a first gear (33), one side of the first gear (33) being meshingly connected to a second gear (34), one side of the second gear (34) being meshingly connected to one side of a third gear (51), the inner side of the second gear (34) being fixedly connected to a screening bin (35), the inner side of the surface of the screening bin (35) being rotationally connected to the inner side of the top surface of the outer bin (27).

5. A screening device for metal powder processing according to claim 4, characterized in that: The output end of the second motor (32) is transmission-connected to the first power wheel (36), the inner side of the first power wheel (36) is transmission-connected to the belt (37), and the inner side of the belt (37) is transmission-connected to the second power wheel (38).

6. A screening device for metal powder processing according to claim 1, characterized in that: The material turning unit (4) comprises a stirring plate (41), wherein the stirring plate (41) is fixedly connected to one side of the second power wheel (38), a fixing groove (42) is threadedly connected to the inner side of the surface of the stirring plate (41), and a plurality of rotating rods (43) are fixedly connected to the inner side of the fixing groove (42).

7. A screening device for metal powder processing according to claim 6, characterized in that: A plurality of stirring rods (44) are rotatably connected to the inner side of the top surface of the rotating rod (43), a plurality of stirring blades (45) are fixedly connected to the inner side of the surface of the stirring rod (44), and a plurality of through holes (46) are formed on the inner side of the surface of the stirring blade (45).

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