Blade polishing equipment of shot blasting machine

Abstract

The utility model discloses a shot blasting machine blade polishing device which comprises a device body, a supporting frame, a motor, a rotating shaft, a polishing disc and a limiting frame, the supporting frame is located at the top end of the device body, an air cylinder is installed at the top end of the supporting frame, the output end of the air cylinder is connected with the top surface of the limiting frame, the limiting frame is in sliding fit with the supporting frame, and the motor is installed in the device body. The output end of the equipment body is connected with one end of the rotating shaft, the other end of the rotating shaft is connected with the center point of the grinding disc, a positioning groove for guiding the blade body is formed in the limiting frame and is in sliding fit with the blade body, and the blade body is in grinding fit with the grinding disc. According to the blade polishing equipment for the shot blasting machine, the shot blasting effect and the equipment safety of the shot blasting machine can be improved, the working efficiency can be improved, the maintenance cost can be reduced, meanwhile, the environment-friendly requirement is met, and the blade polishing equipment has multiple beneficial effects.

Description

Technical Field

[0001] The utility model relates to the technical field of accessory grinding, in particular to a blade grinding device for a shot blasting machine. Background Art

[0002] The impeller in a shot blasting machine usually refers to a rotating component inside the blasting head of the shot blasting machine. During the high-speed rotation of the impeller, the friction between the blades and the hub will cause wear, and the blades need to have a smooth surface. If the blades are unevenly worn, the friction with the steel shot particles will increase when the shot blasting machine is running, which will in turn produce greater noise. If the blades are not polished, the friction between the concave and convex parts of the blades and the steel shot particles will increase, which may eventually cause the blades to deform, lose their original balance, cause shaking or shape deformation, and affect the speed and direction of the projectile particles. Utility Model Content

[0003] The purpose of the utility model is to provide a shot blasting machine blade grinding device to solve the problem proposed in the above background technology that if the blade is not ground and polished, the friction between the concave and convex parts of the blade and the steel shot particles will be aggravated, which may eventually cause the blade to deform, lose its original balance, cause shaking or shape deformation, and affect the speed and direction of the projectile particles.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a shot blasting machine blade grinding device, including a device body, a support frame, a motor, a rotating shaft, a grinding disc and a limit frame, the support frame is located at the top of the device body, a cylinder is installed on the top of the support frame, the cylinder output end is connected to the top surface of the limit frame, the limit frame and the support frame are slidably matched, the motor is installed inside the device body, the motor output end is connected to one end of the rotating shaft, and the other end of the rotating shaft is connected to the center point of the grinding disc, a positioning groove for guiding the blade body is opened inside the limit frame, and the positioning groove is slidably matched with the blade body, and the blade body is grinded in cooperation with the grinding disc.

[0005] As a preferred technical solution of the present invention, a mounting tube is provided at the bottom end of the grinding disc, and a bolt is threadedly connected between the mounting tube and the rotating shaft.

[0006] As a preferred technical solution of the present invention, a plurality of negative pressure blades are distributed in an annular pattern on the outer surface of one end of the rotating shaft, the rotating shaft is movably connected to the equipment body, and a filter is provided on the top surface of the equipment body.

[0007] As a preferred technical solution of the present invention, a guide groove is opened inside the equipment body, a dust collecting groove is opened between the equipment body and the waste dust box, the waste dust box is located on the outer surface of one end of the equipment body, and a sealed door is hinged at one end of the waste dust box.

[0008] As a preferred technical solution of the present invention, a screw is connected to the inner thread of the limit frame, one end of the screw is movably connected to a limit plate, and the limit plate is slidably matched with the limit frame.

[0009] Compared with the prior art, the utility model has the following beneficial effects: the blade grinding equipment of the shot blasting machine:

[0010] Improve shot blasting effect: through precise grinding, ensure the smooth surface of the blade, improve the speed and directional stability of the shot blasting particles, reduce noise and wear: regular grinding reduces uneven wear of the blades, reduces noise, extends the service life of the blades, and improves the operating environment: optimizes the debris recovery system, reduces dust in the workplace, improves the working environment of operators, and improves equipment reliability: by simplifying disassembly and maintenance, ensure stable operation of the equipment, reduce downtime, and enhance blade performance: double-sided grinding improves the strength and performance of the blade body and extends the blade service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the overall internal side structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the overall internal front view structure of the utility model;

[0013] Figure 3 This is a schematic diagram of the internal structure of the installation tube of the utility model when viewed from above.

[0014] In the figure: 1. Equipment body; 2. Support frame; 3. Waste dust box; 4. Sealing door; 5. Guide groove; 6. Dust collecting groove; 7. Filter; 8. Motor; 9. Rotating shaft; 10. Negative pressure blade; 11. Grinding disc; 12. Cylinder; 13. Limiting frame; 14. Positioning groove; 15. Blade body; 16. Screw; 17. Limiting plate; 18. Mounting cylinder; 19. Bolt. DETAILED DESCRIPTION

[0015] 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.

[0016] See also Figure 1-3The utility model provides a technical solution: a shot blasting machine blade grinding device, including a device body 1, a support frame 2, a motor 8, a rotating shaft 9, a grinding disc 11 and a limit frame 13. The support frame 2 is located at the top of the device body 1, and a cylinder 12 is installed on the top of the support frame 2. The output end of the cylinder 12 is connected to the top surface of the limit frame 13, and the limit frame 13 is slidably matched with the support frame 2. The motor 8 is installed inside the device body 1, and the output end of the device body 1 is connected to one end of the rotating shaft 9, and the other end of the rotating shaft 9 is connected to the center point of the grinding disc 11. A positioning groove 14 for guiding the blade body 15 is opened inside the limit frame 13, and the positioning groove 14 is slidably matched with the blade body 15, and the blade body 15 is grinded and matched with the grinding disc 11.

[0017] A mounting tube 18 is provided at the bottom end of the grinding disc 11, and a bolt 19 is threadedly connected between the mounting tube 18 and the rotating shaft 9. The grinding disc 11 is sleeved on the top of the rotating shaft 9 through the mounting tube 18, and the threaded holes correspond to each other. It can be fixed with the bolt 19, which is convenient for disassembly and assembly, and convenient for cleaning and maintenance of the grinding disc 11, thereby improving the grinding effect.

[0018] There are several negative pressure blades 10 distributed in a ring on the outer surface of one end of the rotating shaft 9. The rotating shaft 9 is movably connected to the equipment body 1. A filter screen 7 is provided on the top surface of the equipment body 1. The rotating shaft 9 rotates by setting the negative pressure blades 10. The rotation of the negative pressure blades 10 causes the guide groove 5 and the inside of the waste dust box 3 to be in a negative pressure state, and the interior of the waste dust box 3 is provided with a vent and a filter screen 7, which is a positive pressure release end, ensuring that the debris generated by grinding is discharged from the dust collecting groove 6 into the inside of the waste dust box 3, and is located at the bottom end of the grinding disc 11, which can improve the recycling effect.

[0019] A guide groove 5 is provided inside the device body 1, and a dust collecting groove 6 is provided between the device body 1 and the waste dust box 3. The waste dust box 3 is located on the outer surface of one end of the device body 1, and a sealing door 4 is hinged at one end of the waste dust box 3. The waste dust box 3 is provided with a sealing door 4, which facilitates the centralized recovery and processing of waste debris accumulated in the waste dust box 3.

[0020] The limiting frame 13 is internally threadedly connected with a screw rod 16, one end of the screw rod 16 is movably connected to a limiting plate 17, the limiting plate 17 and the limiting frame 13 are slidably matched, and the screw rod 16 and the limiting frame 13 are threadedly transmitted, which can push the limiting plate 17 to slide along the inner wall of the limiting frame 13 until the limiting plate 17 fits with the bottom end of the positioning groove 14, so that the limiting plate 17 can be horizontally limited, and the positioning groove 14 is connected in a "C" shape, and the spacing of the notches is less than the length of the limiting plate 17, so that the limiting plate 17 can be positioned.

[0021] Working principle: When using the blade grinding equipment of the shot blasting machine, first insert the blade body 15 into the positioning groove 14 of the limiting frame 13 until one end of the blade body 15 fits with the innermost side of the positioning groove 14, then rotate the screw 16 and the limiting frame 13 for threaded transmission, so that the screw 16 pushes the limiting plate 17 to slide downward along the inside of the limiting frame 13, and horizontally limit the blade body 15, then start the cylinder 12 to extend and retract the limiting frame 13, so that the bottom end of the blade body 15 fits with the surface of the blade body 15, and start the motor 8 to rotate the rotating shaft 9, so that the grinding disc 11 at one end of the rotating shaft 9 and The bottom surface of the blade body 15 is rubbed to remove burrs or protrusions on the surface of the blade body 15. During the grinding process, the negative pressure blade 10 rotates to make the guide groove 5 and the inside of the waste dust box 3 in a negative pressure state, and the interior of the waste dust box 3 is provided with a vent and a filter 7, which is a positive pressure release end, to ensure that the debris generated by grinding is discharged from the dust collecting groove 6 into the inside of the waste dust box 3, and is located at the bottom end of the grinding disc 11, which can improve the recycling effect. After the bottom end of the blade body 15 is ground, the above steps can be repeated to switch the other end of the blade body 15 for grinding, thereby improving the strength and performance of the blade body 15.

[0022] 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 shot blasting machine blade grinding device, characterized in that: The invention comprises an equipment body (1), a support frame (2), a motor (8), a rotating shaft (9), a grinding disc (11) and a limiting frame (13), wherein the support frame (2) is located at the top of the equipment body (1), a cylinder (12) is installed at the top of the support frame (2), an output end of the cylinder (12) is connected to the top surface of the limiting frame (13), the limiting frame (13) and the support frame (2) are slidably matched, the motor (8) is installed inside the equipment body (1), the output end of the motor (8) is connected to one end of the rotating shaft (9), the other end of the rotating shaft (9) is connected to the center point of the grinding disc (11), a positioning groove (14) for guiding the blade body (15) is provided inside the limiting frame (13), the positioning groove (14) and the blade body (15) are slidably matched, and the blade body (15) and the grinding disc (11) are grinded in cooperation.

2. The shot blasting machine blade grinding device according to claim 1, characterized in that: A mounting tube (18) is provided at the bottom end of the grinding disc (11), and a bolt (19) is threadedly connected between the mounting tube (18) and the rotating shaft (9).

3. The shot blasting machine blade grinding device according to claim 1, characterized in that: A plurality of negative pressure blades (10) are distributed in an annular pattern on the outer surface of one end of the rotating shaft (9). The rotating shaft (9) is movably connected to the equipment body (1). A filter screen (7) is provided on the top surface of the equipment body (1).

4. The blade grinding device for a shot blasting machine according to claim 1, characterized in that: A guide groove (5) is provided inside the device body (1), a dust collecting groove (6) is provided between the device body (1) and the waste dust box (3), the waste dust box (3) is located on the outer surface of one end of the device body (1), and a sealing door (4) is hingedly connected to one end of the waste dust box (3).

5. The blade grinding device for a shot blasting machine according to claim 1, characterized in that: The limiting frame (13) is internally threadedly connected with a screw rod (16), one end of the screw rod (16) is movably connected to a limiting plate (17), and the limiting plate (17) is slidably matched with the limiting frame (13).

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