CN117086259A - Sand mixing device for casting machinery for hardware production - Google Patents
Sand mixing device for casting machinery for hardware production Download PDFInfo
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- CN117086259A CN117086259A CN202311232456.6A CN202311232456A CN117086259A CN 117086259 A CN117086259 A CN 117086259A CN 202311232456 A CN202311232456 A CN 202311232456A CN 117086259 A CN117086259 A CN 117086259A
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- rolling
- sand
- grinding
- screening
- cabin
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- 239000004576 sand Substances 0.000 title claims abstract description 109
- 238000005266 casting Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000005096 rolling process Methods 0.000 claims abstract description 124
- 238000012216 screening Methods 0.000 claims abstract description 91
- 239000000463 material Substances 0.000 claims abstract description 29
- 239000004575 stone Substances 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000005070 sampling Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000013590 bulk material Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 108010066114 cabin-2 Proteins 0.000 description 8
- 238000007528 sand casting Methods 0.000 description 4
- 108010066278 cabin-4 Proteins 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009490 roller compaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/0422—Devices having a fixed receptable with rotating tools, some or all of these tools being rolls or balls loosely mounted on their axis or loose balls in contact with the side wall or the bottom of the receptacle, e.g. with aerating means; "Devices of the Muller type"
- B22C5/0436—Devices having a fixed receptable with rotating tools, some or all of these tools being rolls or balls loosely mounted on their axis or loose balls in contact with the side wall or the bottom of the receptacle, e.g. with aerating means; "Devices of the Muller type" having a horizontal tool-driving shaft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a sand mixing device for casting machine for hardware production, includes casing, screening subassembly, pushing component, first rolling subassembly, backup pad, second rolling subassembly, mixing subassembly and controller; the second rolling cabin is communicated with the first rolling cabin above through a rotary supporting plate; the mixing cabin is communicated with the feeding cabin above through the screening component and is simultaneously communicated with the second grinding cabin; the pushing component is arranged above the screening component; the first rolling assembly is arranged above the supporting plate; the second rolling assembly is arranged below the supporting plate; the mixing assembly is disposed below the screening assembly. The screening group, the first rolling assembly, the second rolling assembly and the mixing assembly are matched, so that the sand and stone mixing efficiency is high, the effect is good, manual screening is needed, and the workload of workers is reduced; the pushing assembly pushes the material and ventilates the pushing plate, so that the dredging and cleaning of the screening plate are ensured; the screening plate and the rolling nails are convenient to install and detach, and parts are convenient to replace.
Description
Technical Field
The application relates to the field of hardware processing equipment, in particular to a sand mixing device for casting machinery for hardware production.
Background
Casting machines are generally classified according to molding methods, and conventionally classified into ordinary sand casting including green sand casting, dry sand casting, and chemically hardened sand casting, and sand mixers are used for casting sand or core sand, and generally have the function of uniformly mixing old sand, new sand, a sand binder, and auxiliary materials.
The existing sand mixing device for the casting machine for hardware production directly mixes all sand materials, so that the sand materials are different in size and uneven in mixing, the subsequent hardware processing quality is affected, in addition, the parts of the device are easy to damage and block, workers are required to spend time for frequent maintenance, and waste of manpower and material resources is caused.
In order to solve the problems, the application provides a sand mixing device for a casting machine for hardware production.
Disclosure of Invention
Object of the application
In order to solve the technical problems in the background art, the application provides the sand mixing device for the casting machine for hardware production, and the screening group, the first rolling assembly, the second rolling assembly and the mixing assembly are matched, so that the sand mixing efficiency is high, the effect is good, manual screening is needed, and the workload of workers is reduced; the pushing assembly pushes the material and ventilates the pushing plate, so that the dredging and cleaning of the screening plate are ensured; the screening plate and the rolling nails are convenient to install and detach, and parts are convenient to replace.
(II) technical scheme
In order to solve the problems, the application provides a sand mixing device for casting machinery for hardware production, which comprises a shell, a screening assembly, a pushing assembly, a first rolling assembly, a supporting plate, a second rolling assembly, a mixing assembly and a controller, wherein the screening assembly is arranged on the shell; the interior of the shell is divided into a feeding cabin, a first rolling cabin, a second rolling cabin and a mixing cabin; the feeding cabin and the first rolling cabin are arranged side by side and are communicated with each other; the second rolling cabin is arranged below the first rolling cabin and is communicated with the first rolling cabin through a rotary supporting plate; the mixing cabin is arranged below the feeding cabin, is communicated with the feeding cabin through the screening component and is simultaneously communicated with the second grinding cabin; the pushing component is arranged above the screening component; the first rolling assembly is arranged above the supporting plate; the second rolling assembly is arranged below the supporting plate; the mixing component is arranged below the screening component; the controller is in communication connection with the screening assembly, the pushing assembly, the first rolling assembly, the supporting plate, the second rolling assembly and the mixing assembly; the screening assembly comprises a first driving motor, an eccentric wheel, a screening plate and a mounting block; the mounting blocks which move up and down are arranged on the bulkheads at the two sides of the feeding cabin in a sliding manner; the two sides of the screening plate are in clamping connection with the mounting blocks on the corresponding sides; the eccentric wheel driven by the first driving motor is rotationally arranged at the bottom end of the screening plate, and the edge of the wheel body is always in contact with the screening plate; the pushing assembly comprises a first driving cylinder, a pushing plate, a fan and an air pipe; the first driving cylinder is arranged on the shell; the pushing plate horizontally moving along the screening plate is connected with a main shaft of the first driving cylinder, and a scraping plate and an air hole are arranged at the lower end of the pushing plate; the air pipe is communicated with the fan and the air hole; the first rolling assembly comprises a second driving cylinder, a lifting frame, a first gear, a second driving motor, a rolling disc and a rolling head; the second driving cylinder is arranged in the first rolling cabin; the lifting frame moving up and down is connected with the telescopic rod end of the second driving cylinder; the second gear driven by the second driving motor is rotatably arranged on the lifting frame; the first gear is rotatably arranged on the lifting frame and is in meshed connection with the second gear; the rolling disc coaxially arranged with the first gear is connected with the lower end of the first gear; the grinding head is clamped and arranged at the lower end of the grinding disc; the second rolling assembly comprises a third driving motor and a rolling roller; the two groups of rolling rollers driven by the third driving motor are rotatably arranged at the feeding end of the second rolling chamber, and the rotation directions of the two groups of rolling rollers are opposite; the mixing component comprises a grinding ring, a rotating frame, a grinding rod, a grinding disc, a rotating rod, a fourth driving motor, a third gear and a fourth gear; the rotating frame is of a U-shaped structure, and the midpoint of the horizontal section of the rotating frame is connected with the axle center of the fourth gear; the fourth gear is rotatably arranged on the outer wall of the bottom end of the shell; the third gear is in meshed connection with the fourth gear through a third gear driven by a fourth driving motor; the grinding rod is arranged in the mixing cabin along the vertical direction, and the bottom end of the grinding rod is rotationally connected with the horizontal section of the rotating frame; the grinding disc is coaxially arranged on the grinding rod, and a first grinding block is arranged on the grinding disc; the grinding ring is attached to the bulkhead of the mixing cabin, and a second grinding block is arranged on the grinding ring; the dwang sets up on the vertical section of rotating turret, and one end is located between the adjacent grinding ring, and the other end is located between the adjacent grinding disc, is provided with the third abrasive brick on the dwang.
Preferably, the screening assembly further comprises a clamping piece, a screw rod, a fifth gear and a sixth gear; the screening plate is provided with a clamping groove; the mounting block is provided with a mounting groove with a notch facing to the mounting groove; the clamping groove is provided with a first clamping hole communicated with the mounting groove; the screw rod is rotatably arranged in the mounting groove; the sixth gear is connected with the upper end of the screw rod in a bonding way; the fifth gear is rotationally connected with the mounting block and is meshed with the sixth gear; the clamping piece moving up and down is connected with the screw rod in a threaded manner and is connected with the first clamping hole in a clamping manner in a working state.
Preferably, the screening assembly further comprises a slider and a first elastic member; a chute is arranged on the bulkhead of the feeding cabin; one end of the sliding piece is connected with the mounting block, and the other end of the sliding piece is connected with the groove wall of the sliding groove in a sliding manner; the first elastic piece is arranged in the chute and is positioned at the upper end and the lower end of the sliding piece.
Preferably, the rolling head comprises a pushing piece, a rolling nail, a clamping rod, a pushing piece and a second elastic piece; the bottom end of the grinding disc is provided with a mounting hole and an adjusting hole; the adjusting hole is positioned at the outer side of the mounting hole; the pushing piece is arranged at the top end of the rolling nail and is of a conical surface structure with a narrow upper part and a wide lower part; the rolling nails are provided with second clamping holes; the clamping rod is of a bending structure and comprises a transverse section and a vertical section, the vertical section of the clamping rod extends out of the adjusting hole and is connected with the pushing piece, and the transverse section of the clamping rod is in clamping connection with the second clamping hole in a working state; the pushing piece is connected with the grinding disc in a sliding way; the second elastic piece is arranged in the adjusting hole and matched with the vertical section of the clamping rod.
Preferably, the shell is provided with a supporting block, a fifth driving motor and a third driving cylinder; one end of a supporting plate driven by a fifth driving motor is rotationally connected with a bulkhead of the first rolling cabin, and the other end of the supporting plate is lapped at the upper end of the supporting block in a working state; the third driving cylinder is arranged outside the shell; the support block which moves horizontally is connected with the telescopic rod of the third driving cylinder.
Preferably, the roller is provided with a reinforcing block.
Preferably, the inner wall of the second grinding chamber is provided with a material guide plate; the stock guide slope sets up, and the discharge end is located the second and rolls the subassembly directly over.
Preferably, a bulk cargo piece is arranged in the feeding cabin, and a feeding port is arranged at the upper end of the bulk cargo piece; the bulk cargo piece comprises a sixth driving motor, a transmission shaft and bulk cargo pieces; the transmission shaft driven by the sixth driving motor is rotationally arranged below the feeding port; the bulk cargo piece is arranged on the transmission shaft.
Preferably, the bottom of the shell is provided with a sampling tube; the sampling tube is communicated with the second rolling chamber, and the lower end of the sampling tube is provided with a receiving hopper.
The application also provides a working method of the sand mixing device for the casting machine for hardware production, which comprises the following steps:
s1, putting sand into a feeding cabin, scattering the sand by a bulk part, and slowing down the falling speed of the sand;
s2, sand falls onto the screening plate, the eccentric wheel rotates to push the screening plate to move up and down, the sand is screened rapidly, small-volume sand falls into the mixing cabin, and large-volume sand is left on the screening plate;
s3, moving the pushing plate towards the first rolling cabin, pushing a large volume of sand and stone on the screening plate into a supporting plate of the first rolling cabin, simultaneously blowing air towards the screening plate by a fan, cleaning and dredging the screening plate, and resetting the pushing plate after pushing is completed;
s4, moving down and rotating a rolling disc, rolling down, grinding large-volume sand and preliminary sand crushing;
s5, turning over the supporting plate, guiding by the guide plate, and crushing sand again after sand and stones enter between the two groups of rolling rollers;
s6, a staff opens a sampling tube, whether the size of the sand stone in the second rolling cabin reaches the standard or not is observed, if the size of the sand stone does not reach the standard, the sand stone is taken out, rolling treatment is carried out again, and if the size of the sand stone reaches the standard, the sand stone enters the mixing cabin;
s7, rotating the rotating frame, wherein one end of the rotating rod moves between adjacent grinding rings and is matched with the grinding rings for grinding, and the other end of the rotating rod moves between adjacent grinding discs and is matched with the grinding discs for grinding, so that sand materials are further mixed and ground;
s8, rotating the fifth gear after the device works for a period of time, so that the clamping piece exits the first clamping hole and slides out of the screening plate to clean and maintain the screening plate;
s9, checking the rolling nails, pushing the pushing pieces corresponding to the rolling nails with serious abrasion, driving the clamping rods to withdraw from the second clamping holes, and replacing the rolling nails.
The technical scheme of the application has the following beneficial technical effects:
according to the application, the screening assembly is arranged, the sand materials are classified according to volume difference, then the first rolling assembly and the second rolling assembly are matched to treat the large-volume sand materials, and then the sand materials and the small-volume sand materials are fully mixed and polished under the action of the mixing assembly, so that the sand and stone are uniform in size, high in mixing efficiency and good in effect, the quality of hardware products is finally improved, manual screening is not needed, and the workload of workers is also reduced; the pushing assembly pushes the material and ventilates the pushing plate, so that the dredging and cleaning of the screening plate are ensured, and the screening effect is stable; the screening plate and the rolling nails are convenient to install and detach, parts are convenient to replace, the daily maintenance efficiency of staff is improved, and the use cost of the device is reduced.
Drawings
Fig. 1 is a schematic diagram of the internal structure of an embodiment 1 of a sand mixing device for a casting machine for hardware production.
Fig. 2 is a schematic view showing the internal structure of an embodiment 2 of a sand mixing device for a casting machine for producing hardware according to the present application.
Fig. 3 is a schematic view showing the internal structure of an embodiment 3 of a sand mixing device for a casting machine for producing hardware according to the present application.
Fig. 4 is a schematic structural view of a first rolling assembly in a sand mixing device for a casting machine for hardware production according to the present application.
Fig. 5 is a partial bottom view of a stripper plate in a sand mixing device for a casting machine for hardware production according to the present application.
Fig. 6 is a plan view of a mixing assembly in a sand mixing device for a casting machine for hardware production according to the present application.
Fig. 7 is a partial enlarged view of a grinding roller in a sand mixing device for a casting machine for hardware production.
Fig. 8 is an enlarged cross-sectional view of a portion a of a sand mixing device for a casting machine for producing hardware according to the present application.
Fig. 9 is an enlarged cross-sectional view of a portion B of a sand mixing device for a casting machine for producing hardware according to the present application.
Fig. 10 is an enlarged cross-sectional view of part C of a sand mixing device for a casting machine for producing hardware according to the present application.
The drawings are marked: 1. a housing; 2. a feed bin; 3. a first grinding chamber; 4. a second grinding chamber; 5. a mixing cabin; 6. a screening component; 7. a pushing component; 8. a first roller compaction assembly; 9. a support plate; 10. a third driving cylinder; 11. a second roller compaction assembly; 12. a mixing assembly; 13. an eccentric wheel; 14. a screening plate; 15. a mounting block; 16. a clamping piece; 17. a screw rod; 18. a fifth gear; 19. a slider; 20. a first elastic member; 21. a first driving cylinder; 22. a pushing plate; 23. a blower; 24. an air pipe; 25. a scraper; 26. air holes; 27. a first gear; 28. a second gear; 29. a second driving motor; 30. grinding disc; 31. a pushing member; 32. rolling nails; 33. a clamping rod; 34. a pushing piece; 35. a second elastic member; 36. a mounting hole; 37. a lifting frame; 38. a second clamping hole; 39. a material guide plate; 40. a roller; 41. a reinforcing block; 42. a sampling tube; 43. a receiving hopper; 44. a second driving cylinder; 45. a grinding ring; 46. a rotating frame; 47. a grinding rod; 48. a grinding disc; 49. a rotating lever; 50. a fourth driving motor; 51. a third gear; 52. a fourth gear; 53. bulk material piece.
Detailed Description
The objects, technical solutions and advantages of the present application will become more apparent by the following detailed description of the present application with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the application. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present application.
Example 1
As shown in fig. 1,4-10, the sand mixing device for the casting machine for hardware production provided by the application comprises a shell 1, a screening component 6, a pushing component 7, a first rolling component 8, a supporting plate 9, a second rolling component 11, a mixing component 12 and a controller; the interior of the shell 1 is divided into a feed cabin 2, a first rolling cabin 3, a second rolling cabin 4 and a mixing cabin 5; the feeding cabin 2 and the first rolling cabin 3 are arranged side by side and are communicated with each other; the second rolling chamber 4 is arranged below the first rolling chamber 3 and is communicated with the first rolling chamber 3 through a rotary supporting plate 9; the mixing cabin 5 is arranged below the feeding cabin 2 and is communicated with the feeding cabin 2 through the screening component 6, and is simultaneously communicated with the second grinding cabin 4; the pushing component 7 is arranged above the screening component 6; the first rolling assembly 8 is arranged above the supporting plate 9; the second rolling assembly 11 is arranged below the supporting plate 9; the mixing assembly 12 is arranged below the screening assembly 6; the controller is in communication connection with the screening component 6, the pushing component 7, the first rolling component 8, the supporting plate 9, the second rolling component 11 and the mixing component 12; the screening assembly 6 comprises a first driving motor, an eccentric wheel 13, a screening plate 14 and a mounting block 15; mounting blocks 15 which move up and down are arranged on the bulkheads on the two sides of the feeding cabin 2 in a sliding manner; the two sides of the screening plate 14 are connected with the corresponding side mounting blocks 15 in a clamping manner; the eccentric wheel 13 driven by the first driving motor is rotatably arranged at the bottom end of the screening plate 14, and the edge of the wheel body is always contacted with the screening plate 14; the pushing assembly 7 comprises a first driving cylinder 21, a pushing plate 22, a fan 23 and an air pipe 24; the first driving cylinder 21 is provided on the housing 1; the pushing plate 22 horizontally moving along the screening plate 14 is connected with the main shaft of the first driving cylinder 21, and the lower end of the pushing plate 22 is provided with a scraping plate 25 and an air hole 26; the air pipe 24 is communicated with the fan 23 and the air hole 26; the first rolling assembly 8 comprises a second driving cylinder 44, a lifting frame 37, a first gear 27, a second gear 28, a second driving motor 29, a rolling disc 30 and a rolling head; a second driving cylinder 44 is provided in the first rolling chamber 3; the lifting frame 37 which moves up and down is connected with the telescopic rod end of the second driving cylinder 44; the second gear 28 driven by the second driving motor 29 is rotatably arranged on the lifting frame 37; the first gear 27 is rotatably arranged on the lifting frame 37 and is in meshed connection with the second gear 28; a rolling disc 30 coaxially disposed with the first gear 27 is connected to the lower end of the first gear 27; the rolling head is arranged at the lower end of the rolling disc 30 in a clamping way; the second laminating assembly 11 includes a third drive motor and a laminating roller 40; two groups of grinding rollers 40 are arranged through the third driving motor, and the two groups of grinding rollers 40 are rotatably arranged at the feeding end of the second grinding chamber 4 and have opposite rotation directions; the mixing assembly 12 includes a grind ring 45, a turret 46, a grind bar 47, a grind disc 48, a turret 49, a fourth drive motor 50, a third gear 51, and a fourth gear 52; the rotating frame 46 is of a U-shaped structure, and the midpoint of the horizontal section of the rotating frame is connected with the axle center of the fourth gear 52; the fourth gear 52 is rotatably arranged on the outer wall of the bottom end of the shell 1; the third gear 51 driven by the fourth driving motor 50 is in meshed connection with the fourth gear 52; the grinding rod 47 is arranged in the mixing chamber 5 in the vertical direction, and the bottom end is rotatably connected with the horizontal section of the rotating frame 46; the grinding disc 48 is coaxially arranged on the grinding rod 47, and a first grinding block is arranged on the grinding disc 48; the grinding ring 45 is attached to the bulkhead of the mixing cabin 5, and a second grinding block is arranged on the grinding ring 45; the rotating rod 49 is provided on the vertical section of the rotating frame 46 with one end located between the adjacent grinding rings 45 and the other end located between the adjacent grinding disks 48, and a third grinding block is provided on the rotating rod 49.
In an alternative embodiment, the screening assembly 6 further comprises a catch 16, a screw 17, a fifth gear 18 and a sixth gear; the screening plate 14 is provided with a clamping groove; the mounting block 15 is provided with a mounting groove with a notch facing; the clamping groove is provided with a first clamping hole communicated with the mounting groove; the screw rod 17 is rotatably arranged in the mounting groove; the sixth gear is connected with the upper end of the screw rod 17 in a bonding way; the fifth gear 18 is rotatably connected with the mounting block 15 and is in meshed connection with the sixth gear; the clamping piece 16 moving up and down is connected with the screw rod 17 in a threaded mode and is connected with the first clamping hole in a clamping mode in an operating mode.
In an alternative embodiment, the screening assembly 6 further comprises a slide 19 and a first elastic member 20; a chute is arranged on the bulkhead of the feeding cabin 2; one end of the sliding piece 19 is connected with the mounting block 15, and the other end is connected with the groove wall of the sliding groove in a sliding manner; the first elastic member 20 is disposed in the chute and located at the upper and lower ends of the slider 19.
In an alternative embodiment, the crushing head comprises a pusher 31, a crushing nail 32, a clamping rod 33, a pusher plate 34 and a second elastic member 35; the bottom end of the grinding disc 30 is provided with a mounting hole 36 and an adjusting hole; the adjustment holes are located outside of the mounting holes 36; the pushing piece 31 is arranged at the top end of the rolling nail 32 and is of a conical surface structure with narrow upper part and wide lower part; the rolling nail 32 is provided with a second clamping hole 38; the clamping rod 33 is of a bending structure and comprises a transverse section and a vertical section, the vertical section of the clamping rod 33 extends out of the adjusting hole and is connected with the pushing piece 34, and the transverse section of the clamping rod 33 is in clamping connection with the second clamping hole 38 in a working state; the pushing piece 34 is connected with the grinding disc 30 in a sliding way; the second elastic member 35 is disposed in the adjustment hole and cooperates with the vertical section of the clamp lever 33.
In an alternative embodiment, the housing 1 is provided with a support block, a fifth drive motor and a third drive cylinder 10; one end of a supporting plate 9 driven by a fifth driving motor is rotationally connected with the bulkhead of the first rolling cabin 3, and the other end is lapped on the upper end of the supporting block in a working state; the third driving cylinder 10 is provided outside the housing 1; the horizontally moving support block is connected with the telescopic rod of the third driving cylinder 10.
In an alternative embodiment, the calender roll 40 is provided with a reinforcing block 41.
According to the application, the screening assembly 6 is arranged, sand materials are classified according to volume difference, then the first rolling assembly 8 and the second rolling assembly 11 are matched to treat large-volume sand materials, and then the large-volume sand materials and small-volume sand materials are fully mixed and polished under the action of the mixing assembly 12, so that the sand and stone are uniform in size, high in mixing efficiency and good in effect, the quality of hardware products is finally improved, manual screening is not needed, and the workload of workers is also reduced; the pushing assembly 7 pushes the materials and ventilates the pushing plate 22, so that the dredging and cleaning of the screening plate 14 are ensured, and the screening effect is stable; the screening plate 14 and the rolling nails 32 are convenient to install and detach, parts are convenient to replace, the daily maintenance efficiency of staff is improved, and the use cost of the device is reduced.
Example 2
As shown in fig. 2, in the sand mixing device for a casting machine for producing hardware in this embodiment, a material guiding plate 39 is provided on the inner wall of the second rolling chamber 4 as compared with embodiment 1; the material guide plate 39 is obliquely arranged, and the material outlet end is positioned right above the second rolling assembly 11; bulk cargo pieces 53 are arranged in the feeding cabin 2, and a feeding port is arranged at the upper end of the bulk cargo pieces; the bulk material piece 53 comprises a sixth driving motor, a transmission shaft and bulk material sheets; the transmission shaft driven by the sixth driving motor is rotationally arranged below the feeding port; the bulk cargo piece is arranged on the transmission shaft.
The material guide plate 39 and the bulk material piece 53 are used for guiding the blanking direction of the sand material so as to achieve better working effect.
Example 3
As shown in fig. 3, in the sand mixing device for a casting machine for producing hardware in this embodiment, a sampling tube 42 is provided at the bottom of a casing 1 as compared with embodiment 2; the sampling tube 42 is communicated with the second rolling chamber 4, and a receiving hopper 43 is arranged at the lower end of the sampling tube 42.
The application is provided with the sampling tube 42, so that the sampling of staff is facilitated, the processing degree of sand materials is observed at any time, and problems are found in time.
Example 4
The application also provides a working method of the sand mixing device for the casting machine for hardware production, which comprises the following steps:
s1, putting sand into a feeding cabin 2, scattering the sand by a bulk material piece 53, and slowing down the falling speed of the sand;
s2, sand falls onto the screening plate 14, the eccentric wheel 13 rotates to push the screening plate 14 to move up and down, the sand is screened rapidly, small-volume sand falls into the mixing cabin 5, and large-volume sand is left on the screening plate 14;
s3, the pushing plate 22 moves towards the first grinding chamber 3, a large volume of sand on the screening plate 14 is pushed into the supporting plate 9 of the first grinding chamber 3, meanwhile, the fan 23 supplies air towards the screening plate 14 to clean and dredge the screening plate 14, and the pushing plate 22 resets after the pushing is completed;
s4, the rolling disc 30 moves downwards and rotates, and rolls and grinds large-volume sand and preliminary sand crushing is performed;
s5, turning over the supporting plate 9, guiding by the guide plate 39, and crushing sand again after sand and stones enter between the two groups of rolling rollers 40;
s6, a worker opens the sampling tube 42 to observe whether the size of the sand in the second rolling cabin 4 meets the standard, if not, the sand is taken out and rolled again, and if the sand meets the standard, the sand enters the mixing cabin 5;
s7, rotating the rotating frame 46, wherein one end of the rotating rod 49 moves between the adjacent grinding rings 45 and is matched with the grinding rings 45 for grinding, and the other end of the rotating rod 49 moves between the adjacent grinding discs 48 and is matched with the grinding discs 48 for grinding, so that sand materials are further mixed and ground;
s8, rotating the fifth gear 18 after the device works for a period of time, so that the clamping piece 16 exits the first clamping hole and slides out of the screening plate 14 to clean and maintain the screening plate;
s9, checking the rolling nails 32, pushing the pushing pieces 34 corresponding to the rolling nails 32 with serious abrasion, driving the clamping rods 33 to withdraw from the second clamping holes 38, and replacing the rolling nails 32.
The working method of the application has simple and easy operation and small workload of staff.
It is to be understood that the above-described embodiments of the present application are merely illustrative of or explanation of the principles of the present application and are in no way limiting of the application. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application should be included in the scope of the present application. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (10)
1. The sand mixing device for the casting machine for hardware production is characterized by comprising a shell (1), a screening assembly (6), a pushing assembly (7), a first rolling assembly (8), a supporting plate (9), a second rolling assembly (11), a mixing assembly (12) and a controller; the interior of the shell (1) is divided into a feeding cabin (2), a first rolling cabin (3), a second rolling cabin (4) and a mixing cabin (5); the feeding cabin (2) and the first rolling cabin (3) are arranged side by side and are communicated with each other; the second rolling chamber (4) is arranged below the first rolling chamber (3) and is communicated with the first rolling chamber (3) through a rotary supporting plate (9); the mixing cabin (5) is arranged below the feeding cabin (2) and is communicated with the feeding cabin (2) through the screening component (6) and is also communicated with the second grinding cabin (4); the pushing component (7) is arranged above the screening component (6); the first rolling assembly (8) is arranged above the supporting plate (9); the second rolling assembly (11) is arranged below the supporting plate (9); the mixing component (12) is arranged below the screening component (6); the controller is in communication connection with the screening component (6), the pushing component (7), the first rolling component (8), the supporting plate (9), the second rolling component (11) and the mixing component (12);
the screening assembly (6) comprises a first driving motor, an eccentric wheel (13), a screening plate (14) and a mounting block (15); the mounting blocks (15) which move up and down are arranged on the bulkheads at the two sides of the feeding cabin (2) in a sliding way; the two sides of the screening plate (14) are clamped and connected with the corresponding side mounting blocks (15); the eccentric wheel (13) driven by the first driving motor is rotationally arranged at the bottom end of the screening plate (14), and the edge of the wheel body is always contacted with the screening plate (14);
the pushing assembly (7) comprises a first driving cylinder (21), a pushing plate (22), a fan (23) and an air pipe (24); the first driving cylinder (21) is arranged on the shell (1); a pushing plate (22) horizontally moving along the screening plate (14) is connected with a main shaft of a first driving cylinder (21), and a scraping plate (25) and an air hole (26) are arranged at the lower end of the pushing plate (22); the air pipe (24) is communicated with the fan (23) and the air hole (26);
the first rolling assembly (8) comprises a second driving cylinder (44), a lifting frame (37), a first gear (27), a second gear (28), a second driving motor (29), a rolling disc (30) and a rolling head; the second driving cylinder (44) is arranged in the first grinding chamber (3); the lifting frame (37) which moves up and down is connected with the telescopic rod end of the second driving cylinder (44); a second gear (28) driven by a second driving motor (29) is rotatably arranged on the lifting frame (37); the first gear (27) is rotatably arranged on the lifting frame (37) and is in meshed connection with the second gear (28); a grinding disc (30) coaxially arranged with the first gear (27) is connected to the lower end of the first gear (27); the grinding head is clamped and arranged at the lower end of the grinding disc (30);
the second rolling assembly (11) comprises a third driving motor and a rolling roller (40); two groups of rolling rollers (40) driven by a third driving motor are arranged, and the two groups of rolling rollers (40) are rotatably arranged at the feeding end of the second rolling chamber (4) and have opposite rotation directions;
the mixing assembly (12) comprises a grinding ring (45), a rotating frame (46), a grinding rod (47), a grinding disc (48), a rotating rod (49), a fourth driving motor (50), a third gear (51) and a fourth gear (52); the rotating frame (46) is of a U-shaped structure, and the midpoint of the horizontal section of the rotating frame is connected with the axle center of the fourth gear (52); the fourth gear (52) is rotatably arranged on the outer wall of the bottom end of the shell (1); a third gear (51) driven by a fourth driving motor (50) is meshed with a fourth gear (52); the grinding rod (47) is arranged in the mixing cabin (5) along the vertical direction, and the bottom end of the grinding rod is rotationally connected with the horizontal section of the rotating frame (46); the grinding disc (48) is coaxially arranged on the grinding rod (47), and a first grinding block is arranged on the grinding disc (48); the grinding ring (45) is attached to the bulkhead of the mixing cabin (5), and a second grinding block is arranged on the grinding ring (45); the rotating rod (49) is arranged on the vertical section of the rotating frame (46), one end of the rotating rod is positioned between the adjacent grinding rings (45), the other end of the rotating rod is positioned between the adjacent grinding discs (48), and a third grinding block is arranged on the rotating rod (49).
2. The sand mixing device for casting machines for hardware production according to claim 1, characterized in that the screening assembly (6) further comprises a clamp (16), a screw (17), a fifth gear (18) and a sixth gear; a clamping groove is formed in the screening plate (14); the mounting block (15) is provided with a mounting groove with a notch facing to the mounting groove; the clamping groove is provided with a first clamping hole communicated with the mounting groove; the screw rod (17) is rotatably arranged in the mounting groove; the sixth gear is connected with the upper end of the lead screw (17) in a bonding way; the fifth gear (18) is rotationally connected with the mounting block (15) and is meshed with the sixth gear; the clamping piece (16) moving up and down is connected with the screw rod (17) in a threaded mode and is connected with the first clamping hole in a clamping mode in an operating mode.
3. A sand mixing device for a casting machine for the production of hardware according to claim 1, characterized in that the screening assembly (6) further comprises a slide (19) and a first elastic member (20); a chute is arranged on the bulkhead of the feeding cabin (2); one end of the sliding piece (19) is connected with the mounting block (15), and the other end is connected with the wall of the sliding groove in a sliding manner; the first elastic piece (20) is arranged in the chute and is positioned at the upper end and the lower end of the sliding piece (19).
4. The sand mixing device for a casting machine for producing hardware according to claim 1, wherein the rolling head comprises a pushing member (31), a rolling nail (32), a clamping rod (33), a pushing piece (34) and a second elastic member (35); the bottom end of the grinding disc (30) is provided with a mounting hole (36) and an adjusting hole; the adjusting hole is positioned at the outer side of the mounting hole (36); the pushing piece (31) is arranged at the top end of the rolling nail (32) and is of a conical surface structure with a narrow upper part and a wide lower part; the rolling nail (32) is provided with a second clamping hole (38); the clamping rod (33) is of a bending structure and comprises a transverse section and a vertical section, the vertical section of the clamping rod (33) extends out of the adjusting hole and is connected with the pushing piece (34), and the transverse section of the clamping rod (33) is in clamping connection with the second clamping hole (38) in a working state; the pushing piece (34) is connected with the grinding disc (30) in a sliding way; the second elastic piece (35) is arranged in the adjusting hole and is matched with the vertical section of the clamping rod (33).
5. The sand mixing device for the casting machine for hardware production according to claim 1, wherein a supporting block, a fifth driving motor and a third driving cylinder (10) are arranged on the shell (1); one end of a supporting plate (9) driven by a fifth driving motor is rotationally connected with the bulkhead of the first rolling cabin (3), and the other end is lapped at the upper end of the supporting block in a working state; the third driving cylinder (10) is arranged outside the shell (1); the horizontally moving support block is connected with a telescopic rod of a third driving cylinder (10).
6. The sand mixing device for a casting machine for producing hardware according to claim 1, wherein the grinding roller (40) is provided with a reinforcing block (41).
7. The sand mixing device for casting machines for hardware production according to claim 1, characterized in that the inner wall of the second rolling chamber (4) is provided with a guide plate (39); the material guide plate (39) is obliquely arranged, and the material outlet end is positioned right above the second rolling assembly (11).
8. The sand mixing device for the casting machine for hardware production according to claim 1, wherein a bulk material (53) is arranged in the feed cabin (2), and a feed port is arranged at the upper end; the bulk material piece (53) comprises a sixth driving motor, a transmission shaft and bulk material sheets; the transmission shaft driven by the sixth driving motor is rotationally arranged below the feeding port; the bulk cargo piece is arranged on the transmission shaft.
9. The sand mixing device for casting machines for hardware production according to claim 1, characterized in that the bottom of the casing (1) is provided with a sampling tube (42); the sampling tube (42) is communicated with the second grinding chamber (4), and a receiving hopper (43) is arranged at the lower end of the sampling tube (42).
10. The sand mixing device for casting machines for producing hardware according to any one of claims 1-9, which provides a working method of the sand mixing device for casting machines for producing hardware, characterized by comprising the following steps:
s1, putting sand into a feeding cabin (2), scattering the sand by a bulk material part (53), and slowing down the falling speed of the sand;
s2, sand falls onto the screening plate (14), the eccentric wheel (13) rotates to push the screening plate (14) to move up and down, the sand is screened rapidly, small-volume sand falls into the mixing cabin (5), and large-volume sand is left on the screening plate (14);
s3, a pushing plate (22) moves towards the first grinding chamber (3), a large volume of sand on the screening plate (14) is pushed onto a supporting plate (9) of the first grinding chamber (3), meanwhile, a fan (23) supplies air towards the screening plate (14) to clean and dredge the screening plate (14), and the pushing plate (22) resets after the pushing is completed;
s4, moving down and rotating a rolling disc (30), rolling down, grinding large-volume sand and preliminary sand crushing;
s5, turning over the supporting plate (9), guiding by the guide plate (39), and crushing sand again after sand and stones enter between the two groups of rolling rollers (40);
s6, opening a sampling tube (42) by a worker, observing whether the size of the sand in the second rolling cabin (4) meets the standard, taking out the sand if the size of the sand does not meet the standard, rolling again, and enabling the sand to enter a mixing cabin (5) if the size of the sand meets the standard;
s7, rotating a rotating frame (46), wherein one end of a rotating rod (49) moves between adjacent grinding rings (45) and is matched with the grinding rings (45) for grinding, and the other end of the rotating rod (49) moves between adjacent grinding discs (48) and is matched with the grinding discs (48) for grinding, so that sand materials are further mixed and ground;
s8, rotating the fifth gear (18) after the device works for a period of time, so that the clamping piece (16) exits the first clamping hole and slides out of the screening plate (14), and cleaning and maintaining the screening plate;
s9, checking the rolling nails (32), pushing the pushing pieces (34) corresponding to the rolling nails (32) with serious abrasion, driving the clamping rods (33) to withdraw from the second clamping holes (38), and replacing the rolling nails (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311232456.6A CN117086259A (en) | 2023-09-22 | 2023-09-22 | Sand mixing device for casting machinery for hardware production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311232456.6A CN117086259A (en) | 2023-09-22 | 2023-09-22 | Sand mixing device for casting machinery for hardware production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117086259A true CN117086259A (en) | 2023-11-21 |
Family
ID=88773661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311232456.6A Withdrawn CN117086259A (en) | 2023-09-22 | 2023-09-22 | Sand mixing device for casting machinery for hardware production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117086259A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118385444A (en) * | 2024-06-27 | 2024-07-26 | 晋城市科裕达铸造有限公司 | Waste sand treatment device for metal product casting |
-
2023
- 2023-09-22 CN CN202311232456.6A patent/CN117086259A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118385444A (en) * | 2024-06-27 | 2024-07-26 | 晋城市科裕达铸造有限公司 | Waste sand treatment device for metal product casting |
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Application publication date: 20231121 |