Screening equipment for reinforced steel shots

Abstract

The utility model relates to the technical field of screening machines, in particular to screening equipment for reinforced steel shots, which comprises a screening machine shell, a stirring plate and a filter screen, a feeding port is arranged on one side of the top of the screening machine shell, the stirring plate and the filter screen are both arranged on the upper portion in the screening machine shell, and a vibrating disc capable of moving up and down is arranged below the filter screen. The vibrating disc is provided with a screening net which is annularly and uniformly distributed; a cam mechanism is arranged below the vibration disc, the cam mechanism is composed of a motor fixed below the supporting plate and a cam connected with the motor, and four guide rods and a compression spring are arranged below the vibration disc. The double-layer screening device has the advantages that firstly, the double-layer screening mechanism is arranged; the screening efficiency is high; secondly, the vibration disc is arranged, so that blockage of steel shots is avoided; a transmission mechanism is ingenious, and the two mechanisms are driven by an independent motor to operate at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of screening machines, in particular to screening equipment for strengthening steel shots. Background Art

[0002] Steel shot is also called stainless steel shot, stainless round-polished wire cut shot, stainless steel blasting shot, stainless steel wire cut shot, and when the stainless steel shots are processed and mixed together, different types of stainless steel shots need to be screened, and the stainless steel shots are usually screened by a screening machine during the screening operation. When the existing screening machine is used to screen the stainless steel shots, the screening machine is directly placed stably, and the internal feed of the screening machine is driven by the rotation of the toggle plate to drive the stainless steel shots to be toggled on the surface of the screening net, and the stainless steel shots are screened by toggling on the surface of the screening net, and it is convenient to improve the screening effect of the stainless steel shots by the screening machine.

[0003] For example, the stainless steel shot screening mechanism with patent number CN202320100264.9 includes a screening machine body, and the screening machine body includes a top cover, a screening box, an inlet and a screening net, the top cover is fixedly installed on the top end of the screening box, the two inlets are fixedly installed on the top side of the top cover, and the screening net is arranged inside the screening box; by designing the disassembly and assembly mechanism, the screening net can be closed inside the screening box and on the surface of the mounting plate before the screening machine body is used, the threaded clamping rod is rotated to engage in the inside of the clamping groove, and the threaded head is rotated on the outer surface of the threaded clamping rod after the threaded clamping rod is engaged and installed, until the threaded head is engaged and installed in the inside of the clamping groove to strengthen the internal fastening of the threaded clamping rod, and it is easy to strengthen and fix the screening net, and when the surface of the screening net is impacted and damaged due to frequent screening of stainless steel shots by the screening net, the screening net can be disassembled and replaced by the opposite operation.

[0004] However, this structure has the following problems: first, there is only one layer of screening mechanism, and the screening efficiency is low; second, the separate stirring screening mechanism is prone to steel shot clogging. Summary of the invention

[0005] The utility model aims to provide a screening device for strengthening steel shots to solve the problems existing in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screening device for strengthening steel shots, comprising a screening machine housing 1, a stirring plate 12 and a filter screen 11, a feed port 13 is provided on one side of the top of the screening machine housing 1, and the stirring plate 12 and the filter screen 11 are both arranged above the screening machine housing 1, characterized in that: a vibration plate 8 that can move up and down is provided below the filter screen 11, and the vibration plate 8 is provided with a ring-shaped evenly divided screening screen 20; a cam mechanism is provided below the vibration plate 8, the cam mechanism is composed of a motor 3 fixed below the support plate 6 and a cam 2 connected to the motor 3, and four guide rods 5 and a compression spring 7 are provided below the vibration plate 8.

[0007] Preferably, the cam 2 is arranged at the front end of the main rotating shaft 21, the top end of the main rotating shaft 21 is connected to the motor 3 through a coupling, and the tail end of the main rotating shaft 21 is provided with a synchronous pulley 17, and is connected to the transition shaft 16 at the top of the screening machine housing 1 through a synchronous belt, and the transition shaft 16 transmits power to the stirring shaft 18 through the right-angle conversion box 14 to rotate the stirring plate 12.

[0008] Preferably, the outer ring of the vibration plate 8 is provided with a retaining ring 9, and the center is provided with a conical plate 10.

[0009] Preferably, the inner side of the retaining ring 9 is an inclined plate, and the height of the retaining ring 9 is greater than the height of the conical plate 10 .

[0010] Preferably, the screening net 20 is arranged between the retaining ring 9 and the conical plate 10 .

[0011] Preferably, a discharge port 4 is provided below the screening net 20 and passes through the support plate 6 .

[0012] Preferably, the main shaft 21 and the transition shaft 16 are supported on the support block 22 and the support seat 15 respectively.

[0013] Preferably, a collecting box 23 is provided at the bottom of the screening machine housing 1 .

[0014] Preferably, a cover 19 is provided on the outer side of the synchronous pulley 17 .

[0015] Compared with the prior art, the utility model has the following beneficial effects: first, a double-layer screening mechanism is provided; the screening efficiency is high; second, a vibration plate is provided to avoid the blockage of steel shots; third, the transmission mechanism is ingenious, and a single motor drives the two mechanisms to run simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model.

[0017] In the figure: 1. Screening machine housing; 2. Cam; 3. Motor; 4. Discharge port; 5. Guide rod; 6. Support plate; 7. Compression spring; 8. Vibration plate; 9. Retaining ring; 10. Conical plate; 11. Filter screen; 12. Stirring plate; 13. Feed port; 14. Right-angle conversion box; 15. Support seat; 16. Transition shaft; 17. Synchronous pulley; 18. Stirring shaft; 19. Cover; 20. Screening net; 21. Main shaft; 22. Support block; 23. Collection box. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1 The utility model provides a technical solution: a screening device for strengthening steel shots, comprising a screening machine housing 1, a stirring plate 12 and a filter screen 11, a feeding port 13 is provided on one side of the top of the screening machine housing 1, and the stirring plate 12 and the filter screen 11 are both arranged above the screening machine housing 1, and the filter screen 11 performs coarse screening on the steel shots and filters impurities on the filter screen 11.

[0020] A vibrating plate 8 that can move up and down is provided below the filter screen 11, and the vibrating plate 8 is provided with a ring-shaped evenly divided screening screen 20, the outer ring of the vibrating plate 8 is provided with a retaining ring 9, and a conical plate 10 is provided in the center. The inner side of the retaining ring 9 is an inclined plate, and the height of the retaining ring 9 is greater than the height of the conical plate 10, and the screening screen 20 is provided between the retaining ring 9 and the conical plate 10, so as to ensure that the steel shot always falls around the screening screen 20 under the action of gravity.

[0021] At the same time, a cam mechanism is provided under the vibration disk 8, which is composed of a motor 3 fixed under the support plate 6 and a cam 2 connected to the motor 3, and four guide rods 5 and a compression spring 7 are provided under the vibration disk 8. The cam 2 is provided at the front end of the main rotating shaft 21, and the top of the main rotating shaft 21 is connected to the motor 3 through a coupling, and a synchronous pulley 17 is provided at the tail end of the main rotating shaft 21, and is connected to the transition shaft 16 at the top of the screening machine housing 1 through a synchronous belt. The transition shaft 16 transmits power to the stirring shaft 18 through the right-angle conversion box 14 to rotate the stirring plate 12, and a cover 19 is provided on the outer side of the synchronous pulley 17 to prevent personal injury.

[0022] Preferably, a discharge port 4 is provided below the screening net 20 and penetrates the support plate 6, and a collecting box 23 is provided at the bottom of the screening machine housing 1 to collect the screened steel shots.

[0023] Preferably, the main shaft 21 and the transition shaft 16 are supported on the support block 22 and the support seat 15 respectively, thereby improving the supporting force.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A screening device for strengthening steel shot, comprising a screening machine housing (1), a stirring plate (12) and a filter screen (11), wherein a feed inlet (13) is provided on one side of the top of the screening machine housing (1), and the stirring plate (12) and the filter screen (11) are both provided above the screening machine housing (1), characterized in that: A vibrating plate (8) capable of moving up and down is provided below the filter screen (11), and the vibrating plate (8) is provided with a ring-shaped evenly divided screening screen (20); a cam mechanism is provided below the vibrating plate (8), the cam mechanism is composed of a motor (3) fixed below the support plate (6) and a cam (2) connected to the motor (3), and four guide rods (5) and a compression spring (7) are provided below the vibrating plate (8).

2. The screening device for reinforced steel shot according to claim 1, characterized in that: The cam (2) is arranged at the front end of the main rotating shaft (21), the top end of the main rotating shaft (21) is connected to the motor (3) through a coupling, and the tail end of the main rotating shaft (21) is provided with a synchronous pulley (17), and is connected to the transition shaft (16) at the top of the screening machine housing (1) through a synchronous belt, and the transition shaft (16) transmits power to the stirring shaft (18) through a right-angle conversion box (14) to rotate the stirring plate (12).

3. The screening device for reinforced steel shot according to claim 1, characterized in that: The outer ring of the vibration plate (8) is provided with a retaining ring (9), and the center is provided with a conical plate (10).

4. The screening device for reinforced steel shot according to claim 3, characterized in that: The inner side of the retaining ring (9) is an inclined plate, and the height of the retaining ring (9) is greater than the height of the conical plate (10).

5. The screening device for reinforced steel shot according to claim 1, characterized in that: The screening net (20) is arranged between the retaining ring (9) and the conical plate (10).

6. The screening device for reinforced steel shot according to claim 1, characterized in that: A discharge port (4) is provided below the screening net (20) and penetrates the support plate (6).

7. The screening device for reinforced steel shot according to claim 2, characterized in that: The main rotating shaft (21) and the transition shaft (16) are supported on the supporting block (22) and the supporting seat (15) respectively.

8. The screening device for reinforced steel shot according to claim 1, characterized in that: A collecting box (23) is provided at the bottom of the inner side of the screening machine housing (1).

9. The screening device for reinforced steel shot according to claim 2, characterized in that: A cover shell (19) is provided on the outer side of the synchronous pulley (17).

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