Lifting hook type shot blasting machine

Abstract

The utility model belongs to the technical field of shot blasting machines, and particularly relates to a lifting hook type shot blasting machine which comprises a shot blasting box, a discharging hopper is fixedly installed at the top of the shot blasting box, a discharging port is formed in the bottom of the discharging hopper, a discharging pipe is fixedly installed at the bottom of the discharging port, a screening box is fixedly installed at the bottom of the shot blasting box, a screening drum is arranged below the discharging pipe and fixedly installed in the screening chamber, and a discharging port is formed in the upper side of one end of the screening drum. The discharging pipe extends into the screen drum through the feeding port, an opening in one end of the screen drum is formed in the material storage chamber, an auger is arranged in the screen drum, the two ends of the auger are rotationally installed in the screening box through bearings, and a screening motor is fixedly installed on one side of the screening box. A rotating shaft of the screening motor is fixedly connected with one end of the auger through a coupler, and fans are fixedly installed on the two sides of the upper portion of one end of the screening box. Through the device, the problem of recycling and reusing the metal chippings in one shot blasting process is effectively solved, and the working efficiency of the shot blasting machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shot blasting machines, in particular to a hook-type shot blasting cleaning machine. Background Art

[0002] Hook-type shot blasting machine is widely used in industries and fields such as steel structure, aerospace, auto parts, castings, bridges, pipelines, etc. It has the advantages of good cleaning effect, easy operation, high efficiency and speed, and is a commonly used surface cleaning equipment.

[0003] The hook-type shot blasting machine is usually composed of a main machine, a hook device and a conveying system. The workpiece can be hung in the cleaning chamber through the hook device, and then the main machine sprays the shot blasting particles onto the surface of the workpiece through the shot blasting wheel. During the cleaning process, the workpiece will rotate under the drive of the conveying system to ensure uniform cleaning of the workpiece surface.

[0004] In the process of grinding workpieces, the existing hook-type shot blasting machine will produce some metal debris on the workpieces. When the shot sand is recycled, the generation of metal debris will easily affect the grinding of the next batch of workpieces. Therefore, a hook-type shot blasting cleaning machine is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the existing hook-type shot blasting machine will produce some metal debris during the grinding process of the workpiece. When the shot sand is recycled and reused, the generation of metal debris will easily affect the grinding of the next batch of workpieces. The utility model proposes a hook-type shot blasting cleaning machine.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a hook-type shot blasting cleaning machine described in the utility model comprises a shot blasting box; two groups of shot blasting machines are fixedly installed on the box bodies on both sides of the shot blasting box, and shot blasting ports are opened on the box bodies at the installation positions of the shot blasting machines, a lower hopper is fixedly installed on the bottom of the shot blasting box, a discharge port is opened at the bottom of the lower hopper, a discharge pipe is fixedly installed at the bottom of the discharge port, a screening box is fixedly installed on the top of the shot blasting box, and the screening box is divided into two parts, one part is a storage chamber, and the other part is a screening chamber, a screen cylinder is arranged below the discharge pipe and is fixedly installed in the screening chamber, and a lower port is opened on the upper side of one end, the discharge pipe extends into the screen cylinder through a feed port, and an opening at one end of the screen cylinder is arranged in the storage chamber, An auger is arranged in the screen cylinder, and both ends of the auger are rotatably mounted in the screening box through bearings, a screening motor is fixedly mounted on one side of the screening box, and the rotating shaft of the screening motor is fixedly connected to one end of the auger through a coupling, fans are fixedly mounted on both sides of the upper part of one end of the screening box, a suction pipe is fixedly mounted on the air suction port of the fan, through holes are opened on both sides of the upper part of one end of the screening box, the suction pipe is fixedly mounted in the through holes, passes through the upper part of the screening box and extends to the bottom of the storage chamber, a diverter is fixedly mounted on the air outlet of the fan, two connecting pipes are fixedly mounted on the diverter, and the connecting pipes are respectively fixedly connected to two groups of shot blasting machines, and the shot blasting and metal debris are screened by the screen cylinder and the auger, and the shot blasting is recycled at the same time.

[0007] Preferably, a bracket is fixedly installed on the top of the shot blasting box, and tooth plates are fixedly installed on both sides of the center of the bracket. A slide seat is slidably arranged on the tooth plate, and a driving motor is fixedly installed on one side of the upper part of the slide seat. A sliding hole is opened on one side of the slide seat, and a No. 1 gear and a roller are respectively arranged on both sides of the slide hole. The No. 1 gear is fixedly installed on the rotating shaft of the driving motor, and the roller is rotatably installed in the slide seat through the shaft, and the teeth on the No. 1 gear are meshed with the tooth grooves on the tooth plate, and the No. 1 gear and the roller cooperate to drive the hook to load and discharge materials.

[0008] Preferably, a hydraulic cylinder is fixedly installed on the upper part of the other side of the slide, and a sleeve is provided directly below the hydraulic cylinder and fixedly installed on the bottom of the slide. A connector is slidably installed in the sleeve, and the top of the connector is fixedly connected to the front end of the hydraulic rod of the hydraulic cylinder. A hook is rotatably installed on the lower part of the connector. The height of the hook is adjusted by telescoping the hydraulic cylinder to facilitate hanging of materials.

[0009] Preferably, a No. 2 gear is fixedly installed on the upper end of the hook, a fixed seat is fixedly installed on the top of the shot blasting box, a rotating motor is fixedly installed on one side of the fixed seat, a worm gear is rotatably installed in the fixed seat, the rotating shaft of the rotating motor is fixedly connected to one end of the worm gear through a coupling, and the worm gear cooperates with the No. 2 gear to rotate the hook during shot blasting to rotate the material and avoid cleaning dead corners.

[0010] Preferably, the shot blasting box has an inlet and outlet on the front side, and two sealed doors are provided on the inlet and outlet and slidably installed on the front side box body of the shot blasting box. A feed trough is provided on the top of the inlet and outlet, and a slide is provided on the feed trough. The slide supports the second gear to prevent the hook from falling off during shot blasting and damaging the material on the hook.

[0011] Preferably, a sliding hole is opened on one side of the box body at the lower end of the screening box, and a drawer is slidably installed in the sliding hole. The drawer is arranged directly below the screen cylinder, and the metal debris filtered out during screening is collected by the drawer.

[0012] The utility model is beneficial in that:

[0013] 1. When using the shot blasting cleaning machine, the utility model first starts the hydraulic cylinder to lower the hook, then the staff hangs the workpiece to be processed on the hook, lifts the hook through the hydraulic cylinder, starts the drive motor, drives the slide to slide on the tooth plate through the No. 1 gear and the roller, thereby moving the workpiece to be processed into the shot blasting box, and then starts shot blasting and grinding. In this process, the shot falls into the lower hopper after grinding the workpiece, enters the screen drum through the discharge pipe, starts the screening motor, and the screening motor drives the auger to rotate, and the feeding spiral on the auger The shot blasting machine drives the shot blasting and metal debris to flip and move in the screen drum. During the flipping and movement, the metal debris falls into the drawer below through the sieve holes on the screen drum. The shot blasting continues to move into the storage chamber and enters the shot blasting machine through the suction pipe and the fan to continue to grind the workpiece. The structural design realizes the function of screening shot blasting and solves the problem that the workpiece will generate some metal debris during the grinding process of the workpiece in the existing hook-type shot blasting machine. When the shot sand is recycled and reused, the generation of metal debris will easily affect the grinding of the next batch of workpieces, thereby improving the working efficiency of the shot blasting cleaning machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a schematic diagram of the structure of the shot blasting machine from the side and looking down;

[0016] Figure 2 It is a schematic diagram of the structure of the shot blasting machine from the rear side;

[0017] Figure 3 It is a schematic diagram of the hook connection structure;

[0018] Figure 4 Schematic diagram of the internal structure of the screening box;

[0019] Figure 5 Schematic diagram of the internal structure of the slide.

[0020] In the figure: 1. Shot blasting box; 2. Bracket; 3. Tooth plate; 4. Slide; 5. Drive motor; 6. Gear No. 1; 7. Roller; 8. Hydraulic cylinder; 9. Sleeve; 10. Connector; 11. Hook; 12. Gear No. 2; 13. Slide; 14. Turbo rod; 15. Rotating motor; 16. Shot blasting machine; 17. Sealing door; 18. Lower hopper; 19. Discharge pipe; 20. Screen drum; 21. Auger; 22. Screening box; 23. Screening motor; 24. Suction pipe; 25. Fan; 26. Diverter; 27. Connecting pipe; 28. Drawer. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-5As shown, a hook-type shot blasting cleaning machine comprises a shot blasting box 1; two sets of shot blasting machines 16 are fixedly installed on the box bodies on both sides of the shot blasting box 1, and shot blasting ports are opened on the box bodies at the installation positions of the shot blasting machines 16; a lower hopper 18 is fixedly installed at the bottom of the shot blasting box 1, a discharge port is opened at the bottom of the lower hopper 18, a discharge pipe 19 is fixedly installed at the bottom of the discharge port, a screening box 22 is fixedly installed on the top of the shot blasting box 1, and the screening box 22 is divided into two parts, one part is a storage chamber, and the other part is a screening chamber, a screen cylinder 20 is arranged below the discharge pipe 19 and is fixedly installed in the screening chamber, and a discharge port is opened on the upper side of one end, and the discharge pipe 19 is passed through an inlet The material port extends into the screen drum 20, one end of which is open and arranged in the material storage chamber. An auger 21 is arranged in the screen drum 20, and both ends of the auger 21 are rotatably mounted in the screening box 22 through bearings. A screening motor 23 is fixedly mounted on one side of the screening box 22, and the rotating shaft of the screening motor 23 is fixedly connected to one end of the auger 21 through a coupling. A fan 25 is fixedly mounted on both sides of the upper part of one end of the screening box 22, and a suction pipe 24 is fixedly mounted on the air suction port of the fan 25. Through holes are opened on both sides of the upper part of one end of the screening box 22, and the suction pipe 24 is fixedly mounted in the through holes, and passes through the upper part of the screening box 22 and extends to the material storage chamber. At the bottom, the air outlet of the fan 25 is fixedly installed with a diverter 26, and two connecting pipes 27 are fixedly installed on the diverter 26, and the connecting pipes 27 are respectively fixedly connected to the two groups of shot blasting machines 16; when working, the existing hook-type shot blasting machine will produce some metal debris in the process of grinding the workpiece. When the shot sand is recycled and reused, the generation of metal debris is easy to affect the grinding of the next batch of workpieces. When using the shot blasting cleaning machine, first start the hydraulic cylinder 8 to lower the hook 11, and then the staff will hang the workpiece to be processed on the hook 11, and then lift the hook 11 through the hydraulic cylinder 8, start the drive motor 5, and through a Gear 6 and roller 7 drive slide 4 to slide on tooth plate 3, thereby moving the workpiece to be processed into shot blasting box 1, and then starting shot blasting and grinding. In this process, the shot falls into lower hopper 18 after grinding the workpiece, and enters into screen drum 20 through discharge pipe 19, and starts screening motor 23. Screening motor 23 drives auger 21 to rotate, and feeding spiral on auger 21 drives shot and metal debris to flip and move in screen drum 20. During flipping and movement, metal debris falls into lower drawer 28 through sieve holes on screen drum 20, and shot continues to move into storage room, and continues to grind workpiece through shot blaster 16 through suction pipe 24 and fan 25.

[0023] A bracket 2 is fixedly installed on the top of the shot blasting box 1, and tooth plates 3 are fixedly installed on both sides of the center of the bracket 2. A slide seat 4 is slidably arranged on the tooth plate 3, and a driving motor 5 is fixedly installed on one side of the upper part of the slide seat 4. A sliding hole is opened on one side of the slide seat 4, and a No. 1 gear 6 and a roller 7 are respectively arranged on both sides of the sliding hole. The No. 1 gear 6 is fixedly installed on the rotating shaft of the driving motor 5, and the roller 7 is rotatably installed in the slide seat 4 through the shaft, and the teeth on the No. 1 gear 6 are meshed with the tooth grooves on the tooth plate 3; during operation, when the shot blasting cleaning machine is used, the driving motor 5 is started, and the driving motor 5 drives the No. 1 gear 6 to rotate, and the No. 1 gear 6 drives the slide seat 4 to slide in the bracket 2 under the action of the tooth plate 3, and the roller 7 is used for clamping and guiding.

[0024] A hydraulic cylinder 8 is fixedly installed on the upper part of the other side of the slide 4, and a sleeve 9 is provided directly below the hydraulic cylinder 8 and fixedly installed on the bottom of the slide 4. A connector 10 is slidably installed in the sleeve 9, and the top of the connector 10 is fixedly connected to the front end of the hydraulic rod of the hydraulic cylinder 8, and a hook 11 is rotatably installed at the lower part of the connector 10; during operation, when the shot blasting cleaning machine is used, the hydraulic cylinder 8 is started to push the connector 10 to slide downward in the sleeve 9, and at the same time drive the hook 11 to descend, and the workpiece to be processed is hung on the hook 11, and the hydraulic cylinder 8 is started to drive the hook 11 to rise, and then the material is loaded through the slide 4.

[0025] A second gear 12 is fixedly installed on the upper end of the hook 11, and a fixed seat is fixedly installed on the top of the shot blasting box 1, and a rotating motor 15 is fixedly installed on one side of the fixed seat. A worm rod 14 is rotatably installed in the fixed seat, and the rotating shaft of the rotating motor 15 is fixedly connected to one end of the worm rod 14 through a coupling; during operation, when the shot blasting cleaning machine is used, after the hook 11 drives the workpiece to be processed into the shot blasting box 1, the teeth on the side of the second gear 12 contact with the threads on the worm rod 14, and the rotating motor 15 is started to rotate the worm rod 14, and the worm rod 14 drives the second gear 12 to drive the hook 11 to rotate through the threads, and the hook 11 drives the workpiece to be processed to rotate in the shot blasting box 1.

[0026] The shot blasting box 1 has an inlet and outlet on the front side, and two sealed doors 17 are provided on the inlet and outlet, which are slidably installed on the front side of the shot blasting box 1. A feed trough is provided on the top of the inlet and outlet, and a slide 13 is provided on the feed trough. During operation, when the shot blasting cleaning machine is used, when the slide seat 4 drives the hook 11 to move to the bottom of the feed trough, the bottom of the second gear 12 slides on the slide 13. When the workpiece to be processed is transported to the inside of the shot blasting box 1, the sealed door 17 is closed and the shot blaster 16 is started to grind the workpiece to be processed.

[0027] A sliding hole is opened on one side of the lower end of the screening box 22, and a drawer 28 is slidably installed in the sliding hole. The drawer 28 is arranged directly below the screen drum 20. During operation, when the shot blasting machine is used, after the grinding of the workpiece to be processed is completed, the drawer 28 is opened, and the metal debris collected in the drawer 28 and screened by the screen drum 20 is removed, and then the drawer 28 is installed in the screening box 22.

[0028] Working principle: In the process of grinding the workpiece, the existing hook-type shot blasting machine will produce some metal debris on the workpiece. When the shot sand is recycled and reused, the generation of metal debris will easily affect the grinding of the next batch of workpieces. When using the shot blasting cleaning machine, first start the hydraulic cylinder 8 to lower the hook 11, and then the staff will hang the workpiece to be processed on the hook 11, and then lift the hook 11 through the hydraulic cylinder 8, start the drive motor 5, and drive the slide 4 to slide on the tooth plate 3 through the No. 1 gear 6 and the roller 7, so as to move the workpiece to be processed into the shot blasting box 1, and then start the shot blasting grinding. In this process, the shot falls into the lower hopper 1 after grinding the workpiece. 8, enters the screen drum 20 through the discharge pipe 19, starts the screening motor 23, the screening motor 23 drives the auger 21 to rotate, and the feeding spiral on the auger 21 drives the shot blasting and metal debris to flip and move in the screen drum 20. During the flipping movement, the metal debris falls into the drawer 28 below through the sieve holes on the screen drum 20, and the shot blasting continues to move into the storage room, and continues to grind the workpiece through the suction pipe 24 and the fan 25 through the shot blasting machine 16. When the grinding of the workpiece to be processed is completed, open the drawer 28, remove the metal debris collected in the drawer 28 and screened by the screen drum 20, and then install the drawer 28 in the screening box 22, and the shot blasting machine is completed.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] 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 hook-type shot blasting machine, characterized in that: The shot blasting box (1) comprises two sets of shot blasting machines (16) fixedly mounted on both sides of the shot blasting box (1), and the shot blasting machine (16) is provided with a shot blasting port on the mounting position of the shot blasting machine (16); a lower hopper (18) is fixedly mounted on the bottom of the shot blasting box (1), a discharge port is provided at the bottom of the lower hopper (18), a discharge pipe (19) is fixedly mounted at the bottom of the discharge port, a screening box (22) is fixedly mounted on the top of the shot blasting box (1), the screening box (22) is divided into two parts, one part is a storage chamber, and the other part is a screening chamber, a screen drum (20) is arranged below the discharge pipe (19) and is fixedly mounted in the screening chamber, and a discharge port is provided on the upper side of one end, the discharge pipe (19) extends into the screen drum (20) through a feed port, one end of the screen drum (20) is opened and arranged in the storage chamber, and a screw dragon (21) is arranged in the screen drum (20) Both ends of the auger (21) are rotatably mounted in the screening box (22) through bearings, a screening motor (23) is fixedly mounted on one side of the screening box (22), the rotating shaft of the screening motor (23) is fixedly connected to one end of the auger (21) through a coupling, a fan (25) is fixedly mounted on both sides of the upper part of one end of the screening box (22), a suction pipe (24) is fixedly mounted on the air intake port of the fan (25), through holes are opened on both sides of the upper part of one end of the screening box (22), the suction pipe (24) is fixedly mounted in the through holes, and passes through the upper part of the screening box (22) and extends to the bottom of the storage chamber, a diverter (26) is fixedly mounted on the air outlet of the fan (25), and two connecting pipes (27) are connected and fixedly mounted on the diverter (26), and the connecting pipes (27) are respectively fixedly connected to the two groups of shot blasting machines (16).

2. A hook-type shot blasting machine according to claim 1, characterized in that: A bracket (2) is fixedly installed on the top of the shot blasting box (1), and tooth plates (3) are fixedly installed on both sides of the center of the bracket (2). A slide seat (4) is slidably arranged on the tooth plate (3), and a driving motor (5) is fixedly installed on one side of the upper part of the slide seat (4). A sliding hole is opened on one side of the slide seat (4), and a first gear (6) and a roller (7) are respectively arranged on both sides of the sliding hole. The first gear (6) is fixedly installed on the rotating shaft of the driving motor (5), and the roller (7) is rotatably installed in the slide seat (4) through the shaft, and the teeth on the first gear (6) are meshed with the tooth grooves on the tooth plate (3).

3. A hook-type shot blasting machine according to claim 2, characterized in that: A hydraulic cylinder (8) is fixedly installed on the upper part of the other side of the slide (4); a sleeve (9) is provided directly below the hydraulic cylinder (8) and is fixedly installed on the bottom of the slide (4); a connector (10) is slidably installed in the sleeve (9); the top of the connector (10) is fixedly connected to the front end of the hydraulic rod of the hydraulic cylinder (8); and a hook (11) is rotatably installed at the bottom of the connector (10).

4. The hook-type shot blasting machine according to claim 3, characterized in that: A second gear (12) is fixedly mounted on the upper end of the hook (11); a fixed seat is fixedly mounted on the top of the shot blasting box (1); a rotating motor (15) is fixedly mounted on one side of the fixed seat; a worm (14) is rotatably mounted in the fixed seat; a rotating shaft of the rotating motor (15) is fixedly connected to one end of the worm (14) via a coupling.

5. The hook-type shot blasting machine according to claim 1, characterized in that: The shot blasting box (1) has an inlet and outlet at the front side, and two sealing doors (17) are arranged on the inlet and outlet and are slidably mounted on the front side box body of the shot blasting box (1). A feed trough is arranged on the top of the inlet and outlet, and a slide table (13) is arranged on the feed trough.

6. The hook-type shot blasting machine according to claim 1, characterized in that: A sliding hole is provided on one side of the lower end of the screening box (22), and a drawer (28) is slidably installed in the sliding hole. The drawer (28) is arranged directly below the screening cylinder (20).

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