Metal shell water washing and polishing production line

Abstract

The structure of the feeding device (1) of the metal shell water washing and polishing production line is as follows: An active sprocket (12), a driven sprocket (13) and a transition sprocket (14) are installed on a lifting bracket (11). A chain (1a) is tensioned on the active sprocket (12), the driven sprocket (13) and the transition sprocket (14). A variable-frequency motor (15) is fixed on the lifting bracket (11), and the rotating shaft of the variable-frequency motor (15) is fixed together with the shaft of the active sprocket (12); A lifting bucket (16) is fixed on the chain (1a). The left end of a blanking chute (17) is fixed at the upper end of the lifting bracket (11). The left end of the blanking chute (17) faces the lifting bucket (16). The blanking chute (17) is an inclined chute, and the middle part of the blanking chute (17) is fixed on a blanking chute bracket (18); It saves the labor intensity of workers and improves the production efficiency. The structure of its water washing and polishing equipment is simple, and the equipment cost is relatively low.

Description

Technical Field

[0001] The present invention relates to the technical field of water washing equipment, and more particularly to a water washing and polishing production line for metal shells. Background Art

[0002] Metal shells such as bearing rings, bullet shells or cylindrical metal shells on some products need to be washed and polished before installation. One is to increase the surface finish, and the other is to clean the oil stains on the surface. The existing metal shell water washing equipment has the following disadvantages: 1. Its various sub-equipments do not fully achieve automatic docking, and manual transfer of products is required in the middle, resulting in relatively low production efficiency. For example, in its feeding device, generally, workers pour workpieces and ceramic grinding balls into the water washing and polishing equipment, so it is very laborious for workers to go up and down the workbench. 2. Its water washing and polishing equipment is relatively large, with a relatively complex structure and a relatively high equipment cost. Summary of the Invention

[0003] The purpose of the present invention is to provide a water washing and polishing production line for metal shells in view of the deficiencies of the prior art. It saves the labor intensity of workers, improves the production efficiency, and has a simple structure and a relatively low equipment cost for its water washing and polishing equipment.

[0004] The technical solution of the present invention is as follows:

[0005] A water washing and polishing production line for metal shells includes a feeding device 1 and a water washing and grinding equipment 2. The structure of the feeding device 1 is as follows: A driving sprocket 12, a driven sprocket 13 and a transition sprocket 14 are installed on a lifting bracket 11. A chain 1a is tensioned on the driving sprocket 12, the driven sprocket 13 and the transition sprocket 14. A frequency conversion motor 15 is fixed on the lifting bracket 11 and the rotating shaft of the frequency conversion motor 15 is fixed together with the shaft of the driving sprocket 12; A lifting bucket 16 is fixed on the chain 1a. The left end of a blanking chute 17 is fixed at the upper end of the lifting bracket 11. The left end of the blanking chute 17 faces the lifting bucket 16. The blanking chute 17 is an inclined chute, and the middle of the blanking chute 17 is fixed on a blanking chute bracket 18;

[0006] The structure of the water-washing and grinding device 2 is as follows: A water-washing and grinding box 22 is fixed on a workbench plate 21. An arc-shaped sheet-like blanking guide groove 23 is formed above the right end of the water-washing and grinding box 22. A grinding motor 24 is fixed on the workbench plate 21. A driving pulley 25 is fixed on the rotating shaft of the grinding motor 24. A grinding rotating shaft 26 is installed in the water-washing and grinding box 22. A driven pulley 27 is fixed at the lower end of the grinding rotating shaft 26. The grinding rotating shaft 26 extends out of the bottom plate of the water-washing and grinding box 22. A belt pulley 28 is tensioned between the driving pulley 25 and the driven pulley 27. A stirring frame 29 is fixed on the grinding rotating shaft 26. Stirring rods 291 are fixed on the stirring frame 29. A cleaning liquid inlet nozzle 2a and a hot water inlet nozzle 2b are fixed on the upper part of the water-washing and grinding box 22. A water discharge nozzle 2c is fixed on the bottom plate of the water-washing and grinding box 22. A water discharge solenoid valve 2e is installed on the water discharge nozzle 2c. A water discharge hose 2d is connected to the water discharge nozzle 2c. The right end of the blanking chute 17 is located above the left of the water-washing and grinding box 22; The right end of the workbench plate 21 is hinged to the right end of a curved plate 2f. A first cylinder 2g is fixed at the left end of the curved plate 2f. The upper end of the piston rod of the first cylinder 2g is hinged to the workbench plate 21. The left side of the curved plate 2f is hinged to a support 2h. A second cylinder 2i is fixed on the support 2h. The upper end of the piston rod of the second cylinder 2i is hinged to the right end of the curved plate 2f. Ceramic grinding balls A and shell workpieces B are contained in the water-washing and grinding box 22;

[0007] The structure of the separation device 3 is as follows: A column 32 is fixed in a water tank 31. A receiving box 33 is fixed on the column 32. The bottom plate of the receiving box 33 is inclined and formed with a number of receiving box water drainage holes 331. A receiving box vibrator 34 is fixed on the outer entity of the receiving box 33; The right end of the receiving box 33 is connected to a receiving box discharge chute 35. A cleaning box 36 is fixed above the water tank 31. The receiving box discharge chute 35 is communicated with the cleaning box 36. A spray nozzle 37 is installed in the cleaning box 36. A cleaning box vibrator 38 is fixed on the outer wall of the entity of the cleaning box 36. The bottom plate of the cleaning box 36 is inclined and formed with a number of cleaning box water drainage holes 361;

[0008] A vibrating screen 39 is fixed above the water tank 31. The aperture of the sieve 391 of the vibrating screen 39 is larger than the diameter of the ceramic grinding ball A and smaller than the diameter of the shell workpiece B. The vibrating screen 39 has a vibrating screen discharge chute 392. A ceramic ball receiving box 3a is fixed on the water tank 31 and placed below the sieve 391. A number of ceramic ball receiving box water drainage holes 3a1 are formed on the bottom plate of the ceramic ball receiving box 3a; The discharge port of the vibrating screen discharge chute 392 faces the conveyor belt 4. The discharge port of the cleaning box 36 faces the feed port of the vibrating screen 39;

[0009] The structure of the drying device 5 is as follows: The drying box 51 has a feed inlet 54 and a discharge outlet 55. A mesh conveyor belt 52 is installed in the drying box 51. The conveyor belt 4 is opposite to the left end of the mesh conveyor belt 52. A finished product receiving box 6 is placed below the right end of the mesh conveyor belt 52. A number of hot air nozzles 53 are fixed on the drying box 51.

[0010] The water discharge hose 2d is connected to the water tank 31.

[0011] The stirring rod 291 is welded and fixed on the stirring frame 29. The water washing and grinding box 22 is fixed on the workbench 21 by screws.

[0012] An elastic silica gel baffle 36a is fixed at the discharge outlet of the cleaning box 36.

[0013] A number of hot air nozzles 53 are fixed above, below, on the left and on the right of the drying box 51.

[0014] The beneficial effects of the present invention are as follows:

[0015] It saves the labor intensity of workers, improves the production efficiency, and the structure of its water washing and polishing equipment is simple, and the equipment cost is relatively low. Brief Description of the Drawings

[0016] Figure 1 is a schematic structural diagram of the present invention;

[0017] Figure 2 is a schematic structural diagram of the feeding device;

[0018] Figure 3 is a schematic structural diagram of the water washing and grinding equipment;

[0019] Figure 4 is a schematic structural diagram of the separation device;

[0020] Figure 5 is a schematic structural diagram of the drying device.

[0021] In the figure: 1. Feeding device; 2. Water washing and grinding equipment; 3. Separation device; 4. Conveyor belt; 5. Drying device; 6. Finished product receiving box. Detailed Description of the Invention

[0022] Embodiment: See Figures 1 to 5As shown in the figure, the metal shell water-washing and polishing production line includes a feeding device 1 and a water-washing and grinding device 2. The structure of the feeding device 1 is as follows: An active sprocket 12, a driven sprocket 13, and a transition sprocket 14 are installed on a lifting bracket 11. A chain 1a is tensioned on the active sprocket 12, the driven sprocket 13, and the transition sprocket 14. A variable-frequency motor 15 is fixed on the lifting bracket 11, and the rotating shaft of the variable-frequency motor 15 is fixed together with the shaft of the active sprocket 12. A lifting bucket 16 is fixed on the chain 1a. The left end of a blanking chute 17 is fixed to the upper end of the lifting bracket 11. The left end of the blanking chute 17 faces the lifting bucket 16. The blanking chute 17 is an inclined chute, and the middle of the blanking chute 17 is fixed on a blanking chute bracket 18.

[0023] The structure of the water-washing and grinding device 2 is as follows: A water-washing and grinding box 22 is fixed on a workbench plate 21. An arc-shaped sheet-like blanking guide groove 23 is formed above the right end of the water-washing and grinding box 22. A grinding motor 24 is fixed on the workbench plate 21. A driving pulley 25 is fixed on the rotating shaft of the grinding motor 24. A grinding rotating shaft 26 is installed in the water-washing and grinding box 22. A driven pulley 27 is fixed to the lower end of the grinding rotating shaft 26. The grinding rotating shaft 26 extends out of the bottom plate of the water-washing and grinding box 22. A belt pulley 28 is tensioned on the driving pulley 25 and the driven pulley 27. A stirring frame 29 is fixed on the grinding rotating shaft 26. Stirring rods 291 are fixed on the stirring frame 29. A cleaning liquid inlet nozzle 2a and a hot water inlet nozzle 2b are fixed to the upper part of the water-washing and grinding box 22. A drain nozzle 2c is fixed to the bottom plate of the water-washing and grinding box 22. A drain solenoid valve 2e is installed on the drain nozzle 2c. A drain hose 2d is connected to the drain nozzle 2c. The right end of the blanking chute 17 is located above the left of the water-washing and grinding box 22. The right end of the workbench plate 21 is hinged to the right end of a curved plate 2f. A first cylinder 2g is fixed to the left end of the curved plate 2f. The upper end of the piston rod of the first cylinder 2g is hinged to the workbench plate 21. The left side of the curved plate 2f is hinged to a support 2h. A second cylinder 2i is fixed to the support 2h. The upper end of the piston rod of the second cylinder 2i is hinged to the right end of the curved plate 2f. Ceramic grinding balls A and shell workpieces B are contained in the water-washing and grinding box 22.

[0024] The structure of the separation device 3 is as follows: A column 32 is fixed in a water tank 31. A receiving box 33 is fixed on the column 32. The bottom plate of the receiving box 33 is inclined and formed with a number of receiving box water drainage holes 331. A receiving box vibrator 34 is fixed to the outer part of the entity of the receiving box 33. The right end of the receiving box 33 is connected to a receiving box discharge chute 35. A cleaning box 36 is fixed above the water tank 31. The receiving box discharge chute 35 is connected to the cleaning box 36. Spray nozzles 37 are installed in the cleaning box 36. A cleaning box vibrator 38 is fixed to the outer wall of the entity of the cleaning box 36. The bottom plate of the cleaning box 36 is inclined and formed with a number of cleaning box water drainage holes 361.

[0025] Above the water tank 31, a vibrating screen 39 is fixed. The aperture of the sieve 391 of the vibrating screen 39 is larger than the diameter of the ceramic grinding ball A and smaller than the diameter of the housing workpiece B. The vibrating screen 39 has a vibrating screen discharge chute 392. The ceramic ball receiving box 3a is fixed on the water tank 31 and is placed below the sieve 391. A number of water outlet holes 3a1 for the ceramic ball receiving box are formed on the bottom plate of the ceramic ball receiving box 3a; the discharge port of the vibrating screen discharge chute 392 faces the conveyor belt 4, and the discharge port of the cleaning box 36 faces the feed port of the vibrating screen 39;

[0026] The structure of the drying device 5 is: the drying box 51 has a feed port 54 and a discharge port 55. A mesh conveyor belt 52 is installed in the drying box 51. The conveyor belt 4 faces the left end of the mesh conveyor belt 52. A finished product receiving box 6 is placed below the right end of the mesh conveyor belt 52. A number of hot air nozzles 53 are fixed on the drying box 51.

[0027] The water discharge hose 2d is connected to the water tank 31.

[0028] The stirring rod 291 is welded and fixed on the stirring frame 29. The water washing and grinding box 22 is fixed on the workbench plate 21 by screws.

[0029] An elastic silicone baffle 36a is fixed at the discharge port of the cleaning box 36.

[0030] A number of hot air nozzles 53 are fixed above, below, on the left and on the right of the drying box 51.

[0031] Working principle: First, the operator puts the ceramic grinding ball A into the lifting bucket 16. The variable-frequency motor 15 drives the lifting bucket 16 to run to the highest point of the lifting bracket 11. The ceramic grinding ball A in the lifting bucket 16 is poured into the feeding chute 17 and flows along the feeding chute 17 into the water washing and grinding box 22. The variable-frequency motor 15 can rotate forward and backward. Then the lifting bucket 16 returns to the lowest point, and the housing workpiece B is also flowed into the water washing and grinding box 22 in the same way.

[0032] After the ceramic grinding ball A and the housing workpiece B are loaded into the water washing and grinding box 22, open the cleaning liquid inlet nozzle 2a and the hot water inlet nozzle 2b to put the cleaning liquid and hot water into the water washing and grinding box 22, and then close the cleaning liquid inlet nozzle 2a and the hot water inlet nozzle 2b. Solenoid valves are installed on both the cleaning liquid inlet nozzle 2a and the hot water inlet nozzle 2b, and they are automatically opened and closed under the control of the control cabinet. Then start the grinding motor 24. The grinding motor 24 drives the stirring frame 29 to rotate. The ceramic grinding ball A and the housing workpiece B rub against each other to polish the surface of the housing workpiece B. The hot water and the cleaning liquid clean the oil stain on the housing workpiece B. After cleaning for a period of time, open the water discharge nozzle 2c to drain the water in the water washing and grinding box 22, and repeat the cleaning and draining three times.

[0033] Then, the piston rod of the second cylinder 2i retracts, and the piston rod of the first cylinder 2g extends, causing the workbench 21 to rotate by 100 to 110 degrees. The ceramic grinding balls A and the housing workpieces B in the water-washing and grinding box 22 are poured into the receiving box 33. The ceramic grinding balls A and the housing workpieces B enter the cleaning box 36 and are washed again with hot water. The ceramic grinding balls A and the housing workpieces B then flow into the vibrating screen 39. The ceramic grinding balls A fall into the ceramic ball box 3a for reuse, and the housing workpieces B fall onto the conveyor belt 4 and are then sent to the mesh conveyor belt 52 by the conveyor belt 4 and dried by the drying device 5.

Claims

1. Metal shell water-washing and polishing production line, including a feeding device (1) and a water-washing and grinding device (2), characterized in that: The structure of the loading device (1) is as follows: An active sprocket (12), a driven sprocket (13), and a transition sprocket (14) are installed on the lifting bracket (11). A chain (1a) is tensioned on the active sprocket (12), the driven sprocket (13), and the transition sprocket (14). A variable-frequency motor (15) is fixed on the lifting bracket (11), and the rotating shaft of the variable-frequency motor (15) is fixed together with the shaft of the active sprocket (12); A lifting bucket (16) is fixed on the chain (1a). The left end of the blanking chute (17) is fixed to the upper end of the lifting bracket (11). The left end of the blanking chute (17) faces the lifting bucket (16). The blanking chute (17) is an inclined chute, and the middle of the blanking chute (17) is fixed on the blanking chute bracket (18); The structure of the water washing and grinding device (2) is as follows: A water washing and grinding box (22) is fixed on the workbench plate (21). An arc-shaped sheet-shaped blanking guide groove (23) is formed above the right end of the water washing and grinding box (22). A grinding motor (24) is fixed on the workbench plate (21). An active pulley (25) is fixed on the rotating shaft of the grinding motor (24). A grinding rotating shaft (26) is installed in the water washing and grinding box (22). A driven pulley (27) is fixed to the lower end of the grinding rotating shaft (26). The grinding rotating shaft (26) extends out of the bottom plate of the water washing and grinding box (22). A belt pulley (28) is tensioned between the active pulley (25) and the driven pulley (27). A stirring frame (29) is fixed on the grinding rotating shaft (26). Stirring rods (291) are fixed on the stirring frame (29). A cleaning liquid inlet nozzle (2a) and a hot water inlet nozzle (2b) are fixed to the upper part of the water washing and grinding box (22). A water discharge nozzle (2c) is fixed to the bottom plate of the water washing and grinding box (22). A water discharge solenoid valve (2e) is installed on the water discharge nozzle (2c). A water discharge hose (2d) is connected to the water discharge nozzle (2c). The right end of the blanking chute (17) is located above the left of the water washing and grinding box (22); The right end of the workbench plate (21) is hinged to the right end of the curved plate (2f). A first cylinder (2g) is fixed to the left end of the curved plate (2f). The upper end of the piston rod of the first cylinder (2g) is hinged to the workbench plate (21). The left side of the curved plate (2f) is hinged to the support (2h). A second cylinder (2i) is fixed to the support (2h). The upper end of the piston rod of the second cylinder (2i) is hinged to the right end of the curved plate (2f). Ceramic grinding balls (A) and shell workpieces (B) are contained in the water washing and grinding box (22); The structure of the separating device (3) is as follows: a column (32) is fixed in the water tank (31), a material receiving box (33) is fixed on the column (32), the bottom plate of the material receiving box (33) is inclined and formed with a number of small water holes (331) for the material receiving box to drain water, and a vibrator (34) of the material receiving box is fixed on the outer part of the solid of the material receiving box (33); the right end of the material receiving box (33) is connected to a discharge chute (35) of the material receiving box, a cleaning box (36) is fixed above the water tank (31), the discharge chute (35) of the material receiving box is connected to the cleaning box (36), a spray nozzle (37) is installed in the cleaning box (36), a vibrator (38) of the cleaning box is fixed on the outer wall of the solid of the cleaning box (36), and the bottom plate of the cleaning box (36) is inclined and formed with a number of small water holes (361) for the cleaning box to drain water; A vibrating screen (39) is fixed above the water tank (31). The aperture of the sieve (391) of the vibrating screen (39) is larger than the diameter of the ceramic grinding balls (A) and smaller than the diameter of the shell workpiece (B). The vibrating screen (39) has a discharge chute (392) of the vibrating screen. A ceramic ball receiving box (3a) is fixed on the water tank (31) and placed below the sieve (391). A number of small water holes (3a1) for the ceramic ball receiving box to drain water are formed on the bottom plate of the ceramic ball receiving box (3a); the discharge port of the discharge chute (392) of the vibrating screen is opposite to the conveyor belt (4), and the discharge port of the cleaning box (36) is opposite to the feed port of the vibrating screen (39); The structure of the drying device (5) is as follows: the drying box (51) has a feed port (54) and a discharge port (55). A mesh conveyor belt (52) is installed in the drying box (51). The conveyor belt (4) is opposite to the left end of the mesh conveyor belt (52). A finished product receiving box (6) is placed below the right end of the mesh conveyor belt (52). A number of hot air nozzles (53) are fixed on the drying box (51); A water discharge hose (2d) is connected to the water tank (31); A stirring rod (291) is welded and fixed on the stirring frame (29). The water washing and grinding box (22) is fixed on the workbench plate (21) by screws.

2. The metal shell water-washing and polishing production line according to claim 1, wherein: An elastic silicone gasket (36a) is fixed at the discharge port of the cleaning box (36).

3. The metal shell water-washing and polishing production line according to claim 1, wherein: A number of hot air nozzles (53) are fixed above, below, on the left and on the right of the drying box (51).

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