Shot blasting machine for casting machining

Abstract

The utility model discloses a shot blasting machine for casting processing, which comprises a shell and a mounting rack, a rotating component is arranged on the shell and used for rotating the mounting rack positioned in the shell, a plurality of connecting rods are rotatably arranged on the mounting rack, hooks are arranged on the connecting rods, a rotating mechanism is arranged on the mounting rack, and the rotating mechanism is used for rotating the mounting rack. The rotating mechanism is used for rotating all the connecting rods at the same time. The shot blasting device has the beneficial effects that steel balls are shot to the castings through the shot blasting assembly, the mounting frame and the hung castings are driven to rotate through the rotating assembly, one sides of all the castings can make contact with the steel balls, the connecting rod is rotated through the rotating mechanism, the castings rotate by a half circle, the untreated positions of the castings face the shot blasting assembly, and surface treatment of the castings continues; according to the device, the casting is rotated for two times, so that the surface of the casting is comprehensively treated, the step of manually adjusting the position of the casting is omitted, and the machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal processing, in particular to a shot blasting machine for casting processing. Background Art

[0002] Shot blasting machine refers to casting equipment that uses high-speed projectiles thrown by shot blasters to clean or strengthen the surface of castings. Shot blasting machine can simultaneously remove sand, core and clean castings. In some areas, it is also verbally called sandblasting machine or sandblasting machine. Patent No. CN218776412U discloses a shot blasting machine for casting processing, in which the casting is hung on a hanging rod, and the hanging rod and the casting are driven to rotate by a rotating rod. The purpose of this design is to allow all castings to contact with the thrown steel balls, but in practice, the side of the casting facing the rotating rod is always facing away from the direction of the steel ball launch, so this part of the casting cannot contact the steel balls. The equipment can only be paused, and the staff can adjust the position of the casting, which causes the staff to waste time and effort and affects the processing efficiency. Utility Model Content

[0003] The purpose of the present invention is to provide a shot blasting machine for casting processing in order to solve the above-mentioned problems, as described below.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] The utility model provides a shot blasting machine for casting processing, comprising a shell and a mounting frame, wherein a rotating assembly is arranged on the shell, and the rotating assembly is used to rotate the mounting frame located inside the shell, and a plurality of connecting rods are rotatably arranged on the mounting frame, and hooks are arranged on the connecting rods, and a rotating mechanism is arranged on the mounting frame, and the rotating mechanism is used to rotate all the connecting rods at the same time, and the shell is provided with a shot blasting assembly.

[0006] By using the above-mentioned shot blasting machine for casting processing, the casting is hung on a hook, steel balls are placed in the shot blasting assembly, the steel balls are shot at the casting through the shot blasting assembly, the mounting frame and the mounted castings are driven to rotate through the rotating assembly, so that all castings can contact with the steel balls. After a period of time, the connecting rod is rotated by the rotating mechanism to rotate the casting half a circle, and the side of the casting facing away from the steel ball shooting direction is turned over so that the untreated position of the casting faces the shot blasting assembly, and then the surface treatment of the casting continues.

[0007] Preferably, the shot blasting assembly includes a volute, which is fixed to the surface of the shell, an impeller is rotatably arranged inside the volute, a second motor is arranged on the volute, the second motor is used to rotate the impeller, a feed hopper and a nozzle are respectively arranged on the upper and lower sides of the volute, and the nozzle passes through the shell.

[0008] Preferably, the rotating assembly includes a motor 1, which is fixed to the top of the shell through a fixing frame 1, a connecting column is fixed on the output shaft of the motor 1, the connecting column passes through the shell, a fixing frame 2 is rotatably arranged on the surface of the connecting column, the fixing frame 2 is fixed on the shell, and the mounting frame is fixed on the connecting column.

[0009] Preferably, the rotating mechanism includes a worm gear drive assembly and a rotating shaft whose number is the same as the number of connecting rods. The rotating shaft is rotatably arranged on a mounting frame. Gear one and sprocket two are respectively arranged on the rotating shaft. Sprocket one is arranged on the surface of the connecting rod. Sprocket one is transmission connected to sprocket two through a chain. The worm gear drive assembly is arranged on a connecting column, and the worm gear drive assembly is used to rotate all gear ones at the same time.

[0010] Preferably, the worm gear drive assembly includes a sleeve, which is rotatably arranged on the surface of a connecting column, and gear 2 and a worm wheel are respectively arranged on the surface of the sleeve. A mounting plate is fixed on the connecting column, and a worm is rotatably arranged on the mounting plate. The worm is meshed with the worm wheel, and gear 2 is meshed with a plurality of gears.

[0011] Preferably, a collecting hopper is provided at the bottom of the shell, the collecting hopper is conical and has an opening at the bottom, two supporting frames are symmetrically provided on the side of the shell, and a movable door is provided on the side of the shell.

[0012] The beneficial effects are:

[0013] The steel balls are shot at the castings through the shot blasting assembly, and the mounting frame and the mounted castings are driven to rotate through the rotating assembly, so that one side of all castings can contact with the steel balls. The connecting rod is rotated by the rotating mechanism to rotate the castings half a circle, and the side of the castings facing away from the steel ball launching direction is turned over, so that the untreated position of the castings faces the shot blasting assembly, and the surface treatment of the castings continues. The device realizes comprehensive treatment of the casting surface by performing two rotations on the castings, omits the step of manually adjusting the position of the castings, and improves the processing efficiency. 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 work.

[0015] Figure 1 This is a front view structural diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the shell of the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the shot blasting assembly of the utility model;

[0018] Figure 4 It is a schematic diagram of the three-dimensional cross-sectional structure of the shot blasting assembly of the utility model;

[0019] Figure 5 This is a three-dimensional structural diagram of the rotating mechanism of the utility model;

[0020] Figure 6 It is a three-dimensional structural schematic diagram of the worm gear drive assembly of the utility model.

[0021] The following are the descriptions of the reference numerals:

[0022] 1. Shell; 2. Support frame; 3. Movable door; 4. Collecting bucket; 5. Shot blasting assembly; 6. Rotating assembly; 7. Motor 1; 8. Fixed frame 1; 9. Connecting column; 10. Fixed frame 2; 11. Mounting frame; 12. Connecting rod; 13. Hook; 14. Rotating mechanism; 15. Chain; 16. Sprocket 1; 17. Rotating shaft; 18. Gear 1; 19. Worm gear drive assembly; 20. Mounting plate; 21. Worm; 22. Sleeve; 23. Gear 2; 24. Worm; 25. Volute; 26. Feed hopper; 27. Nozzle; 28. Motor 2; 29. ​​Impeller; 30. Sprocket 2. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0024] See also Figure 1-Figure 6 As shown, the utility model provides a shot blasting machine for casting processing, including a shell 1 and a mounting frame 11, a rotating assembly 6 is arranged on the shell 1, the rotating assembly 6 is used to rotate the mounting frame 11 located inside the shell 1, a plurality of connecting rods 12 are rotatably arranged on the mounting frame 11, a hook 13 is arranged on the connecting rod 12, a rotating mechanism 14 is arranged on the mounting frame 11, the rotating mechanism 14 is used to rotate all the connecting rods 12 at the same time, a shot blasting assembly 5 is arranged on the shell 1, a collecting bucket 4 is arranged at the bottom of the shell 1, the collecting bucket 4 is conical and has an opening at the bottom, two supporting frames 2 are symmetrically arranged on the side of the shell 1, and a movable door 3 is arranged on the side of the shell 1.

[0025] As an optional embodiment, the shot blasting assembly 5 includes a volute 25, which is fixed on the surface of the shell 1, and an impeller 29 is rotatably arranged in the volute 25. A motor 28 is arranged on the volute 25, and the motor 28 is used to rotate the impeller 29. A feed hopper 26 and a nozzle 27 are respectively arranged on the upper and lower sides of the volute 25, and the nozzle 27 passes through the shell 1, and the impeller 29 is driven to rotate at a high speed by the motor 28, so that the steel balls can be thrown out. The rotating assembly 6 includes a motor 17, and the motor 17 is fixed to the top of the shell 1 through a fixing frame 18. A connecting column 9 is fixed on the output shaft of the motor 17, and the connecting column 9 passes through the shell 1. A fixing frame 10 is rotatably arranged on the surface of the connecting column 9, and the fixing frame 10 is fixed on the shell 1. The mounting frame 11 is fixed on the connecting column 9. The motor 17 can drive the castings on the mounting frame 11 to rotate through the connecting column 9, so that all castings can contact with the steel balls.

[0026] Further, the connecting rod 12 is rotated by the rotating mechanism 14 to rotate the casting half a circle, and the side facing away from the steel ball launching direction is turned over so that the untreated position of the casting faces the shot blasting assembly 5. The rotating mechanism 14 includes a worm gear drive assembly 19 and a rotating shaft 17 with the same number as the connecting rod 12. The rotating shaft 17 is rotatably arranged on the mounting frame 11, and a gear 18 and a sprocket 2 30 are respectively arranged on the rotating shaft 17. A sprocket 16 is arranged on the surface of the connecting rod 12, and the sprocket 16 is connected to the sprocket 2 30 through the chain 15. The worm gear drive assembly 19 is arranged on the connecting column 9. The worm gear drive assembly 19 is used to rotate all the gears 18 at the same time. All the gears 18 are rotated by the worm gear drive assembly 19. The gear 18 is driven by the rotating shaft 17 and the chain 15. The cooperation of wheel 2 30, chain 15 and sprocket 1 16 can rotate the connecting rod 12. The worm gear drive assembly 19 includes a sleeve 22, which is rotatably arranged on the surface of the connecting column 9. Gear 23 and worm wheel 24 are respectively arranged on the surface of the sleeve 22. A mounting plate 20 is fixed on the connecting column 9. A worm 21 is rotatably arranged on the mounting plate 20. The worm 21 is meshed with the worm wheel 24. Gear 23 is meshed with several gears 18. The worm 21 is rotated and the worm wheel 24 is driven by the worm 21. The worm wheel 24 drives gear 23 through the sleeve 22, and drives gear 18 through gear 23. The worm wheel 24 and the worm 21 have a self-locking function, so that the connecting rod 12 will not rotate by itself, thereby preventing the casting from rotating at will and affecting the grinding effect.

[0027] With the above structure, the casting is hung on the hook 13, the steel balls are put into the shot blasting assembly 5, the steel balls are shot toward the casting through the shot blasting assembly 5, the mounting frame 11 and the mounted casting are driven to rotate through the rotating assembly 6, so that all castings can contact with the steel balls, after a period of time, the connecting rod 12 is rotated by the rotating mechanism 14, so that the casting rotates half a circle, and the side of the casting facing away from the steel ball shooting direction is turned over, so that the untreated position of the casting faces the shot blasting assembly 5, and then the surface treatment of the casting continues.

[0028] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A shot blasting machine for casting processing, characterized in that: The invention comprises a shell (1) and a mounting frame (11), wherein the shell (1) is provided with a rotating assembly (6), wherein the rotating assembly (6) is used to rotate the mounting frame (11) located inside the shell (1), wherein the mounting frame (11) is provided with a plurality of connecting rods (12) for rotation, wherein the connecting rods (12) are provided with hooks (13), wherein the mounting frame (11) is provided with a rotating mechanism (14), wherein the rotating mechanism (14) is used to rotate all the connecting rods (12) at the same time, and wherein the shell (1) is provided with a shot blasting assembly (5).

2. A shot blasting machine for casting processing according to claim 1, characterized in that: The shot blasting assembly (5) comprises a volute (25), the volute (25) being fixed on the surface of the housing (1), an impeller (29) being rotatably arranged in the volute (25), a second motor (28) being arranged on the volute (25), the second motor (28) being used to rotate the impeller (29), a feed hopper (26) and a nozzle (27) being arranged on the upper and lower sides of the volute (25), respectively, and the nozzle (27) passing through the housing (1).

3. A shot blasting machine for casting processing according to claim 1, characterized in that: The rotating assembly (6) comprises a motor 1 (7), the motor 1 (7) being fixed to the top of the housing (1) via a fixing frame 1 (8), a connecting column (9) being fixed to the output shaft of the motor 1 (7), the connecting column (9) passing through the housing (1), a fixing frame 2 (10) being rotatably arranged on the surface of the connecting column (9), the fixing frame 2 (10) being fixed to the housing (1), and the mounting frame (11) being fixed to the connecting column (9).

4. A shot blasting machine for casting processing according to claim 3, characterized in that: The rotating mechanism (14) comprises a worm gear drive assembly (19) and a rotating shaft (17) whose number is the same as the number of the connecting rods (12); the rotating shaft (17) is rotatably arranged on the mounting frame (11); a gear one (18) and a sprocket two (30) are respectively arranged on the rotating shaft (17); a sprocket one (16) is arranged on the surface of the connecting rod (12); the sprocket one (16) is connected to the sprocket two (30) through a chain (15); the worm gear drive assembly (19) is arranged on the connecting column (9); and the worm gear drive assembly (19) is used to rotate all the gears one (18) simultaneously.

5. A shot blasting machine for casting processing according to claim 4, characterized in that: The worm gear drive assembly (19) comprises a sleeve (22), the sleeve (22) being rotatably arranged on the surface of a connecting column (9), the surface of the sleeve (22) being respectively provided with a gear 2 (23) and a worm wheel (24), a mounting plate (20) being fixed on the connecting column (9), a worm (21) being rotatably arranged on the mounting plate (20), the worm (21) being meshed with the worm wheel (24), and the gear 2 (23) being meshed with a plurality of gears 1 (18).

6. A shot blasting machine for casting processing according to claim 1, characterized in that: A collecting hopper (4) is arranged at the bottom of the shell (1); the collecting hopper (4) is conical and has an opening at the bottom; two supporting frames (2) are symmetrically arranged on the side of the shell (1); and a movable door (3) is arranged on the side of the shell (1).

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