CN116372764A - Cooling, transporting, grinding and polishing integrated device for large castings - Google Patents
Cooling, transporting, grinding and polishing integrated device for large castings Download PDFInfo
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- CN116372764A CN116372764A CN202310324295.7A CN202310324295A CN116372764A CN 116372764 A CN116372764 A CN 116372764A CN 202310324295 A CN202310324295 A CN 202310324295A CN 116372764 A CN116372764 A CN 116372764A
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- 238000005498 polishing Methods 0.000 title claims abstract description 89
- 238000005266 casting Methods 0.000 title claims abstract description 56
- 238000001816 cooling Methods 0.000 title claims abstract description 49
- 238000000227 grinding Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 14
- 238000005242 forging Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000000137 annealing Methods 0.000 claims description 8
- 238000004321 preservation Methods 0.000 claims description 6
- 238000005496 tempering Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 150000004767 nitrides Chemical class 0.000 claims description 3
- 238000005121 nitriding Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 description 31
- 210000000621 bronchi Anatomy 0.000 description 22
- 238000007664 blowing Methods 0.000 description 19
- 239000000498 cooling water Substances 0.000 description 12
- 238000005058 metal casting Methods 0.000 description 11
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 229910001566 austenite Inorganic materials 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
- B24B55/03—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention provides a cooling, transporting, grinding and polishing integrated device for large castings, and relates to the technical field of casting processing. This integrative device of cooling of polishing of large-scale foundry goods, including handling the seat, handle seat outside fixedly connected with mounting panel, mounting panel internally mounted has the equipment of polishing that is used for polishing, it is equipped with the movable plate to handle the seat top, the movable plate bottom is equipped with the conveying component who is used for removing, the movable plate top is equipped with the rotation and is connected with the rotating turret, the rotating turret top is equipped with two sets of locating component that are used for fixing the foundry goods, this integrative device of cooling of polishing of large-scale foundry goods, and the movable plate drives foundry goods on the rotating turret and removes to the lower part of equipment of polishing, polishes the processing, simultaneously makes second servo motor output drive the rotating turret through starting up to rotate the foundry goods on the rotating turret, reaches the adjustment of large-scale foundry goods, is convenient for polish the processing by multiple angles.
Description
Technical Field
The invention relates to large casting machining, in particular to a cooling, transporting, grinding and polishing integrated device for large castings, and belongs to the technical field of casting machining.
Background
The metal casting is a metal molding object obtained by various casting methods, namely, smelted liquid metal is poured into a casting mould prepared in advance by pouring, injection, suction or other casting methods, and the metal casting is cooled and polished to obtain the object with certain shape, size and performance.
In the process of processing large-scale metal casting, often need use large-scale metal casting processingequipment when carrying out grinding treatment to large-scale metal casting surface, through retrieving the present disclosure patent number CN211439411U, disclose a large-scale metal casting processingequipment, including the water tank, the bottom fixed mounting of water tank has the supporting leg, the equal fixed mounting in left and right sides at water tank top has the dead lever, the right side at water tank top just is located the right side fixed mounting of dead lever has one end to run through and extend to the inside inlet tube of water tank, two the fixed slot has all been seted up to the bottom of dead lever. This large-scale metal casting processingequipment, through being provided with the second motor, when needs polish to large-scale metal casting, put large-scale metal casting on the fixing base, start the second motor, the second motor can drive grinding device and polish processing to large-scale metal casting, start first motor, the movable block can drive the connecting block and control and remove promptly, can make grinding device become high to large-scale metal casting's polishing efficiency for polishing efficiency becomes high, and can not have the potential safety hazard.
There are many benefits to the above solution, but there are also drawbacks:
1. when moving the brake to the lower part of the grinding device, the large castings are difficult to manually adjust due to the heavy weight.
2. When the foundry goods is polished, the above-mentioned scheme is only through removing horizontal equipment of polishing, reaches to polish the processing to the foundry goods, when other angles to the foundry goods, is difficult to polish, needs the manual work to remove foundry goods position.
Disclosure of Invention
(one) solving the technical problems
The invention aims to solve the problems and provide the cooling, transporting, grinding and polishing integrated device for the large castings, so as to solve the problems that in the prior art, when the large castings are moved to the lower part of the grinding equipment, the large castings are relatively difficult to manually adjust due to relatively heavy weight; when the foundry goods is polished, the above-mentioned scheme only reaches the processing of polishing to the foundry goods through removing horizontal equipment of polishing, but to other angles of foundry goods, is difficult to polish, needs the problem of manual work removal foundry goods position.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a cooling, transportation, integrated device of polishing for large-scale foundry goods, includes the processing seat, processing seat outside fixedly connected with mounting panel, mounting panel internally mounted has the equipment of polishing that is used for polishing, processing seat top is equipped with the movable plate, the movable plate bottom is equipped with the conveying component who is used for removing, the movable plate top is equipped with and rotates and be connected with the rotating turret, the rotating turret top is equipped with two sets of locating component that are used for fixed to the foundry goods, equipment lower part of polishing is equipped with the water tank, water tank fixedly connected with is inside processing seat, the equal fixedly connected with shower nozzle in mounting panel both sides, shower nozzle one end fixedly connected with connecting pipe, water tank internally mounted has the water pump, water pump output and connecting pipe fixed connection.
Preferably, a camera is arranged on the lower end surface of the middle part of the mounting plate, the camera is electrically connected with the first servo motor and the second servo motor, and the camera, the first servo motor and the second servo motor are connected with a remote control console and a display screen. The camera is used for shooting and detecting whether the casting enters into the below of the polishing equipment, when the casting completely enters into the shooting range of the camera, the first servo motor stops running, the casting is located under the polishing equipment, a worker observes the placing angle of the casting through a display screen, and controls the second servo motor to run through a remote control console, so that the rotating frame drives the casting to rotate to a proper angle, and the polishing equipment polishes and polishes the casting. The polishing device comprises a mounting block, a second screw rod, a third servo motor, a lifting cylinder and a polishing head, wherein the second screw rod is mounted on the lower surface of the mounting plate through two-end fixing plates, the polishing head is fixedly connected with the lifting cylinder, the mounting block is in threaded connection with the second screw rod, the third servo motor is mounted on the mounting plate and used for driving the second screw rod to rotate, so that the polishing head is driven to horizontally move with the lifting cylinder, and the lifting cylinder is used for driving the polishing head to lift. The polishing head is driven to horizontally move through the third servo motor and the second screw rod, and is driven to vertically move through the lifting cylinder, and then the polishing head is matched with the camera and the remote display screen, so that the polishing equipment is suitable for polishing castings with various sizes, and the flexibility of the equipment is improved. The inside of the water tank is fixedly connected with a filter plate, the top of the filter plate is provided with a cleaning plate, and the cleaning plate is in sliding connection with the inner wall of the water tank; an annular crushing blade is arranged in a filtering hole of the filtering plate, and the crushing blade is detachably arranged. Because fragments and impurity after foundry goods are polished can mix in cooling water, great fragments and impurity are stopped up easily the filtration hole of filter set up annular blade in the filtration hole, can be used to pass through the jumbo size impurity of filtration hole smashes the cutting, makes it can pass through smoothly the filtration hole prevents the jam of filtration hole.
Preferably, the polishing head is prepared from alloy steel, and the alloy steel comprises the following components (in percentage by weight): c:0.8-1.4, W:8-12, mo:5-7, cr:3-5, V:2-4, co:1-6, and the balance of Fe; the preparation method of the polishing head workpiece comprises the following steps: s1, casting: selecting 1470-1480 ℃ for casting, and adopting a flat ingot for casting; s2, forging: selecting a large forging pressure ratio, forging by adopting a mode of upsetting, extending, re-upsetting and re-extending repeatedly for multiple times, cooling to below 500 ℃ after forging, and slowly cooling to room temperature; s3, annealing: isothermal annealing is adopted, heating is carried out to 870-880 ℃, heat preservation is carried out for 4 hours, cooling is carried out to 740-750 ℃ along with the furnace, heat preservation is carried out for 5 hours, cooling is carried out to 680-700 ℃ at the speed of less than or equal to 30 ℃/h, and then furnace discharging and air cooling are carried out; s4, heat treatment of a finished product: preheating at 550-600 ℃ and 800-850 ℃ respectively in turn, heating to 1250 ℃ and preserving heat for 1 hour, rapidly cooling to 260-280 ℃ in cold oil, isothermal cooling to room temperature for 2-4 hours, tempering at 560 ℃ for 1 hour, air-cooling to room temperature, repeating the tempering and air-cooling processes for 2-3 times to room temperature, and finally performing ion nitriding treatment to form a nitride layer on the surface of a workpiece. The polishing head can be worn in the long-term processing process, so that the polishing force and the polishing precision are affected, and the polishing head is easy to soften due to the fact that the temperature of the polishing head is increased under the high-speed polishing condition, so that high requirements are placed on the hardness, the surface wear resistance and the softening resistance of the polishing head; the grinding head is prepared by selecting alloy steel, and a plurality of alloy elements are added into the alloy steel, so that a highly alloyed ferrite and austenite matrix and a large number of alloy carbides with different granularity and different components can be formed in the alloy steel, and the hardness, the wear resistance and the corrosion resistance of the grinding head are improved; the method is beneficial to improving the non-uniformity of alloy steel carbide by adopting a lower casting temperature, a larger forging ratio and an isothermal annealing process; by carrying out the heat treatment on the alloy steel, the alloy elements such as W, mo, cr, V in the alloy steel can be fully dissolved into austenite and then separated out in a certain form, thereby playing a role to the greatest extent and being beneficial to improving the softening resistance of the grinding head under the high temperature condition.
Preferably, a plurality of through grooves are formed in the top of the moving plate, a second servo motor is fixedly connected to the bottom of the moving plate, and the output end of the second servo motor is fixedly connected with the rotating frame, so that the casting is driven to move through rotation of the rotating frame.
Preferably, the conveying assembly comprises a limit rod and a screw rod, the screw rod sequentially penetrates through the treatment seat and the moving plate, the screw rod is rotationally connected with the treatment seat, the screw rod is in threaded connection with the moving plate, the limit rod is fixedly connected with the inside of the treatment seat, and the limit rod penetrates through the moving plate and is in sliding connection with the moving plate, so that the large casting is driven to be machined.
Preferably, a first servo motor is fixedly connected to the outer side of the processing seat, and the output end of the first servo motor is fixedly connected with the screw rod.
Preferably, the positioning assembly comprises a clamping plate and a fixing plate, the outer side of the clamping plate is rotationally connected with a threaded rod, the threaded rod penetrates through the fixing plate and is in threaded connection with the fixing plate, the fixing plate is fixedly connected with a rotating frame, the outer side of the clamping plate is fixedly connected with a sliding rod, the sliding rod penetrates through the fixing plate and is in sliding connection with the fixing plate, and the casting is guaranteed to be stable in moving and polishing
Preferably, the collecting box is fixedly connected to the outer side of the treatment seat, an output groove is formed between the collecting box and the water tank, and the control valve is fixedly connected to the outer side of the water tank.
Preferably, the device is arranged in the treatment seat, and is positioned between the movable plate and the filter plate, the device comprises an air pump, a main air pipe, a bronchus and an air blowing driving mechanism, the air pump is arranged in the treatment seat, the air pump is connected with the bronchus through the main air pipe, the main air pipe is a telescopic hose, the bronchus comprises a plurality of first bronchi blowing upwards and a plurality of second bronchi blowing downwards, the air blowing driving mechanism comprises a fourth servo motor and a third screw rod, and the third screw rod is in threaded connection with the mounting seat of the bronchus and is used for driving the bronchus to move along the horizontal direction. Because the cooling water sprayed out of the spray head is doped with scraps and impurities on the casting, when the cooling water flows through the through grooves on the moving plate and the filter holes on the filter plate, the scraps and the impurities are easy to remain in the through grooves and the filter holes, so that the through grooves and the filter holes are blocked, the first bronchus and the second bronchus of the air blowing device can be respectively aligned with the through grooves and the filter holes to blow air, so that the scraps and the impurities in the through grooves and the filter holes are removed through high-pressure air, and meanwhile, under the driving of the air blowing driving mechanism, the first bronchus and the second bronchus can move along the horizontal direction, so that the impurities are blown and removed through all the through grooves on the moving plate and all the filter holes on the filter plate.
Preferably, a filter screen is arranged in a through groove on the movable plate, and because scraps and impurities generated after casting polishing can be mixed in cooling water, the through groove is also easy to be blocked by larger scraps and impurities, the filter screen is arranged in the through groove, when cooling water passes through the through groove, the scraps and impurities are intercepted on the filter screen in the through groove, when the scraps and impurities on the filter screen are accumulated to a certain amount, the air blowing device is used for blowing air into the through groove, so that scraps and impurities on the filter screen are blown out of the through groove, and workers can clean the scraps and impurities on the movable plate through a hairbrush.
Preferably, the diameter of the through groove on the moving plate is gradually increased from top to bottom, namely, the cross section of the through groove is a trapezoid groove with a small upper part and a large lower part, the inner side wall of the through groove is provided with an annular crushing blade or a plurality of crushing teeth, and the annular crushing blade or the crushing teeth are detachably arranged. Because the piece and the impurity after the foundry goods is polished can mix in cooling water, great piece and impurity are stopped up easily logical groove, will the cross-section design of logical groove is for big-end-up's trapezoidal groove for getting into the piece and the impurity of logical groove can be smooth and easy the discharge of logical groove, be in simultaneously the inside wall of passageway is provided with annular crushing blade or a plurality of crushing tooth, can be used to the process smash the cutting with the impurity of logical groove, makes it can pass through smoothly logical groove prevents the jam is piled up to logical groove.
The invention provides a cooling, transporting, grinding and polishing integrated device for large castings, which has the following beneficial effects:
1. this integrative device of cooling of polishing of large-scale foundry goods hoists the foundry goods to the rotating turret at movable plate top through lifting device, and operating personnel makes the screw thread pole fix the foundry goods through rotating the threaded rod to the grip block according to the shape of foundry goods, reaches two grip blocks, keeps stable when guaranteeing that the foundry goods polishes.
2. This integrative device of cooling of polishing of large-scale foundry goods, foundry goods on the movable plate drive rotating turret removes to the lower part of equipment of polishing, polishes the processing, simultaneously through starting second servo motor, makes second servo motor output drive the rotating turret and rotates to foundry goods on the rotating turret rotates, reaches large-scale foundry goods's adjustment, is convenient for polish the processing in multiple angles.
3. This integrative device of cooling of polishing of large-scale foundry goods is cooled down through the shower nozzle to can reach the effect of dust fall, offer logical groove at the movable plate top, flow into inside the water tank through logical groove, be equipped with the filter in the water tank is inside, carry out filtration treatment through the filter to water, when the waste product on the filter needs to handle, through promoting the clearance board, make the clearance board promote filter top filter to the collection incasement portion and collect the processing.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional view of a processing station of the present invention;
FIG. 3 is a schematic view of a turret according to the present invention;
FIG. 4 is a schematic view of a positioning assembly according to the present invention.
In the figure: 1. a treatment base; 2. a mounting plate; 3. polishing equipment; 4. a moving plate; 5. a limit rod; 6. a screw rod; 7. a first servo motor; 8. a rotating frame; 9. a second servo motor; 10. a clamping plate; 11. a fixing plate; 12. a slide bar; 13. a threaded rod; 14. a water tank; 15. a spray head; 16. a connecting pipe; 17. a filter plate; 18. a collection box; 19. a cleaning plate; 20. and a control valve.
Detailed Description
The embodiment of the invention provides a cooling, transporting, grinding and polishing integrated device for large castings.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, including processing seat 1, processing seat 1 outside fixedly connected with mounting panel 2, mounting panel 2 internally mounted has the equipment 3 of polishing that is used for polishing, processing seat 1 top is equipped with movable plate 4, the movable plate 4 bottom is equipped with the conveying component who is used for removing, the movable plate 4 top is equipped with and rotates and be connected with rotating turret 8, rotating turret 8 top is equipped with two sets of locating component that are used for fixed to the foundry goods, equipment 3 lower part of polishing is equipped with water tank 14, water tank 14 fixedly connected with is inside processing seat 1, the equal fixedly connected with shower nozzle 15 of mounting panel 2 both sides, shower nozzle 15 one end fixedly connected with connecting pipe 16, water tank 14 internally mounted has the water pump, water pump output and connecting pipe 16 fixed connection.
The locating component includes grip block 10 and fixed plate 11, and grip block 10 outside rotates and is connected with threaded rod 13, and threaded rod 13 runs through fixed plate 11 and with fixed plate 11 threaded connection, fixed plate 11 and rotating turret 8 fixed connection, grip block 10 outside fixedly connected with slide bar 12, slide bar 12 run through fixed plate 11 and with fixed plate 11 sliding connection, are favorable to guaranteeing that the foundry goods remains stable when removing and polishing.
The camera is arranged on the lower end surface of the middle part of the mounting plate 2 and is electrically connected with the first servo motor 7 and the second servo motor 9, and the camera, the first servo motor 7 and the second servo motor 9 are all connected with a remote control console and a display screen; the polishing device 3 comprises a mounting block, a second screw rod, a third servo motor, a lifting cylinder and a polishing head, wherein the second screw rod is mounted on the lower surface of the mounting plate 2 through two-end fixing plates, the polishing head and the lifting cylinder are fixedly connected with the mounting block, the mounting block is in threaded connection with the second screw rod, the third servo motor is mounted on the mounting plate 2 and is used for driving the second screw rod to rotate, so that the polishing head and the lifting cylinder are driven to horizontally move, and the lifting cylinder is used for driving the polishing head to lift; the inside of the water tank 14 is fixedly connected with a filter plate 17, the top of the filter plate 17 is provided with a cleaning plate 19, the cleaning plate 19 is in sliding connection with the inner wall of the water tank 14, the outer side of the treatment seat 1 is fixedly connected with a collecting tank 18, an output groove is formed between the collecting tank 18 and the water tank 14, and the outer side of the water tank 14 is fixedly connected with a control valve 20; annular crushing blades are arranged in the filtering holes of the filtering plates 17, and the crushing blades are detachably arranged.
The polishing head is prepared from alloy steel, and the alloy steel comprises the following components in percentage by weight: c:0.8-1.4, W:8-12, mo:5-7, cr:3-5, V:2-4, co:1-6, and the balance of Fe; the preparation method of the polishing head workpiece comprises the following steps: s1, casting: selecting 1470-1480 ℃ for casting, and adopting a flat ingot for casting; s2, forging: selecting a large forging pressure ratio, forging by adopting a mode of upsetting, extending, re-upsetting and re-extending repeatedly for multiple times, cooling to below 500 ℃ after forging, and slowly cooling to room temperature; s3, annealing: isothermal annealing is adopted, heating is carried out to 870-880 ℃, heat preservation is carried out for 4 hours, cooling is carried out to 740-750 ℃ along with the furnace, heat preservation is carried out for 5 hours, cooling is carried out to 680-700 ℃ at the speed of less than or equal to 30 ℃/h, and then furnace discharging and air cooling are carried out;
s4, heat treatment of a finished product: preheating at 550-600 ℃ and 800-850 ℃ respectively in turn, heating to 1250 ℃ and preserving heat for 1 hour, rapidly cooling to 260-280 ℃ in cold oil, isothermal cooling to room temperature for 2-4 hours, tempering at 560 ℃ for 1 hour, air-cooling to room temperature, repeating the tempering and air-cooling processes for 2-3 times to room temperature, and finally performing ion nitriding treatment to form a nitride layer on the surface of a workpiece. The polishing head can be worn in the long-term processing process, so that the polishing force and the polishing precision are affected, and the polishing head is easy to soften due to the fact that the temperature of the polishing head is increased under the high-speed polishing condition, so that high requirements are placed on the hardness, the surface wear resistance and the softening resistance of the polishing head; the grinding head is prepared by selecting alloy steel, and a plurality of alloy elements are added into the alloy steel, so that a highly alloyed ferrite and austenite matrix and a large number of alloy carbides with different granularity and different components can be formed in the alloy steel, and the hardness, the wear resistance and the corrosion resistance of the grinding head are improved; the method is beneficial to improving the non-uniformity of alloy steel carbide by adopting a lower casting temperature, a larger forging ratio and an isothermal annealing process; by carrying out the heat treatment on the alloy steel, the alloy elements such as W, mo, cr, V in the alloy steel can be fully dissolved into austenite and then separated out in a certain form, thereby playing a role to the greatest extent and being beneficial to improving the softening resistance of the grinding head under the high temperature condition.
Specifically, when polishing large castings, hoist castings to the rotating frame 8 at the top of the movable plate 4 through hoisting equipment, operators keep stable according to the shapes of the castings by rotating the threaded rods 13, so that the threaded rods 13 fix the clamping plates 10, and the two clamping plates 10 fix the castings, thereby ensuring that the castings are polished.
Referring to fig. 1, 2, 3 and 4 again, a plurality of through slots are formed in the top of the moving plate 4, a second servo motor 9 is fixedly connected to the bottom of the moving plate 4, and the output end of the second servo motor 9 is fixedly connected with the rotating frame 8, so that castings can be driven to move through rotation of the rotating frame 8. The conveying assembly comprises a limiting rod 5 and a screw rod 6, the screw rod 6 sequentially penetrates through the treatment seat 1 and the moving plate 4, the screw rod 6 is rotationally connected with the treatment seat 1, the screw rod 6 is in threaded connection with the moving plate 4, the limiting rod 5 is fixedly connected with the inside of the treatment seat 1, and the limiting rod 5 penetrates through the moving plate 4 and is in sliding connection with the moving plate 4, so that the large casting is driven to be machined.
The outer side of the processing seat 1 is fixedly connected with a first servo motor 7, and the output end of the first servo motor 7 is fixedly connected with a screw rod 6.
Specifically, through starting first servo motor 7, make first servo motor 7 drive lead screw 6 and rotate to make movable plate 4 remove, make movable plate 4 drive the foundry goods on the rotating turret 8 and remove to the lower part of polishing equipment 3, polish the processing, simultaneously through starting second servo motor 9, make second servo motor 9 output drive rotating turret 8 rotate, thereby the foundry goods on the rotating turret 8 rotates, reaches the adjustment of large-scale foundry goods, the multi-angle of being convenient for polishes the processing.
Specifically, the shower nozzle 15 is fixedly connected with in mounting panel 2 both sides, through the inside water pump of start-up water tank 14, pour into shower nozzle 15 with the cooling water through connecting pipe 16, cool down the cooling through shower nozzle 15, and can reach the effect of dust fall, set up logical groove at movable plate 4 top, flow into inside water tank 14 through logical groove, be equipped with filter 17 in water tank 14 inside, carry out filtration through filter 17, when the waste product on the filter 17 is handled, through promoting cleaning plate 19, make cleaning plate 19 promote filter 17 top filtration thing to collection box 18 inside and collect the processing.
In another embodiment, the device further comprises a blowing device, the blowing device is arranged inside the treatment seat and located between the moving plate 4 and the filter plate 17, the blowing device comprises an air pump, a main air pipe, a bronchus and a blowing driving mechanism, the air pump is arranged inside the treatment seat, the air pump is connected with the bronchus through the main air pipe, the main air pipe is a telescopic hose, the bronchus comprises a plurality of first bronchi blowing upwards and a plurality of second bronchi blowing downwards, the blowing driving mechanism comprises a fourth servo motor and a third screw rod, and the third screw rod is in threaded connection with the mounting seat of the bronchus and is used for driving the bronchus to move along the horizontal direction. Because the cooling water sprayed out of the spray head is doped with scraps and impurities on the casting, when the cooling water flows through the through grooves on the moving plate 4 and the filter holes on the filter plate 17, the scraps and the impurities are easy to remain in the through grooves and the filter holes, so that the through grooves and the filter holes are blocked, the first bronchus and the second bronchus of the air blowing device can be respectively aligned with the through grooves and the filter holes to blow air, so that the scraps and the impurities in the through grooves and the filter holes are removed through high-pressure air, and simultaneously, under the driving of the air blowing driving mechanism, the first bronchus and the second bronchus can move along the horizontal direction, so that the air blowing impurity removal is carried out on all the through grooves on the moving plate 4 and all the filter holes on the filter plate 17.
In another embodiment, a filter screen is arranged in the through groove on the moving plate 4, as the scraps and impurities of the cast after polishing can be mixed in the cooling water, the through groove is also easy to be blocked by larger scraps and impurities, the filter screen is arranged in the through groove, when the cooling water passes through the through groove, the scraps and impurities are intercepted on the filter screen in the through groove by the filter screen, when the scraps and impurities on the filter screen accumulate to a certain amount, the air blowing device blows air to the through groove, so that the scraps and impurities on the filter screen are blown out of the through groove, and the scraps and impurities on the moving plate 4 can be cleaned by a hairbrush by staff.
In another embodiment, the diameter of the through groove on the moving plate 4 gradually increases from top to bottom, that is, the cross section of the through groove is a trapezoid groove with a small top and a large bottom, and an annular crushing blade or a plurality of crushing teeth are arranged on the inner side wall of the through groove and are detachably arranged. Because the piece and the impurity after the foundry goods is polished can mix in cooling water, great piece and impurity are stopped up easily logical groove, will the cross-section design of logical groove is for big-end-up's trapezoidal groove for getting into the piece and the impurity of logical groove can be smooth and easy the discharge of logical groove, be in simultaneously the inside wall of passageway is provided with annular crushing blade or a plurality of crushing tooth, can be used to the process smash the cutting with the impurity of logical groove, makes it can pass through smoothly logical groove prevents the jam is piled up to logical groove.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A cooling, transportation, grinding, polishing integrated device for large-scale foundry goods, including handling seat (1), handle seat (1) outside fixedly connected with mounting panel (2), mounting panel (2) internally mounted has equipment of polishing (3) that are used for polishing, its characterized in that: the utility model discloses a casting polishing device, including processing seat (1), movable plate (4) bottom is equipped with the transport subassembly that is used for removing, movable plate (4) top is equipped with rotates and is connected with rotating turret (8), rotating turret (8) top is equipped with two sets of locating component that are used for fixed to the casting, equipment of polishing (3) lower part is equipped with water tank (14), water tank (14) fixedly connected with is inside processing seat (1), equal fixedly connected with shower nozzle (15) in mounting panel (2) both sides, shower nozzle (15) one end fixedly connected with connecting pipe (16), water tank (14) internally mounted has the water pump, water pump output and connecting pipe (16) fixed connection.
2. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 1, wherein: the camera is electrically connected with the first servo motor (7) and the second servo motor (9), and the camera, the first servo motor (7) and the second servo motor (9) are all connected with a remote control console and a display screen; the polishing device (3) comprises a mounting block, a second screw rod, a third servo motor, a lifting cylinder and a polishing head, wherein the second screw rod is mounted on the lower surface of the mounting plate (2) through two-end fixing plates, the polishing head and the lifting cylinder are fixedly connected with the mounting block, the mounting block is in threaded connection with the second screw rod, the third servo motor is mounted on the mounting plate (2) and is used for driving the second screw rod to rotate, so that the polishing head and the lifting cylinder are driven to horizontally move, and the lifting cylinder is used for driving the polishing head to lift; the inside of the water tank (14) is fixedly connected with a filter plate (17), a cleaning plate (19) is arranged at the top of the filter plate (17), and the cleaning plate (19) is in sliding connection with the inner wall of the water tank (14); an annular crushing blade is arranged in a filtering hole of the filtering plate (17), and the crushing blade is detachably arranged.
3. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 2, wherein: the polishing head is prepared from alloy steel, and the alloy steel comprises the following components in percentage by weight: c:0.8-1.4, W:8-12, mo:5-7, cr:3-5, V:2-4, co:1-6, and the balance of Fe; the preparation method of the polishing head workpiece comprises the following steps:
s1, casting: selecting 1470-1480 ℃ for casting, and adopting a flat ingot for casting;
s2, forging: selecting a large forging pressure ratio, forging by adopting a mode of upsetting, extending, re-upsetting and re-extending repeatedly for multiple times, cooling to below 500 ℃ after forging, and slowly cooling to room temperature;
s3, annealing: isothermal annealing is adopted, heating is carried out to 870-880 ℃, heat preservation is carried out for 4 hours, cooling is carried out to 740-750 ℃ along with the furnace, heat preservation is carried out for 5 hours, cooling is carried out to 680-700 ℃ at the speed of less than or equal to 30 ℃/h, and then furnace discharging and air cooling are carried out;
s4, heat treatment of a finished product: preheating at 550-600 ℃ and 800-850 ℃ respectively in turn, heating to 1250 ℃ and preserving heat for 1 hour, rapidly cooling to 260-280 ℃ in cold oil, isothermal cooling to room temperature for 2-4 hours, tempering at 560 ℃ for 1 hour, air-cooling to room temperature, repeating the tempering and air-cooling processes for 2-3 times to room temperature, and finally performing ion nitriding treatment to form a nitride layer on the surface of a workpiece.
4. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 1, wherein: a plurality of through grooves are formed in the top of the movable plate (4), a second servo motor (9) is fixedly connected to the bottom of the movable plate (4), and the output end of the second servo motor (9) is fixedly connected with the rotating frame (8).
5. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 1, wherein: the conveying assembly comprises a limiting rod (5) and a screw rod (6), the screw rod (6) sequentially penetrates through the treatment seat (1) and the moving plate (4), the screw rod (6) is rotationally connected with the treatment seat (1), the screw rod (6) is in threaded connection with the moving plate (4), the limiting rod (5) is fixedly connected with the inside of the treatment seat (1), and the limiting rod (5) penetrates through the moving plate (4) and is in sliding connection with the moving plate (4).
6. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 1, wherein: the outer side of the processing seat (1) is fixedly connected with a first servo motor (7), and the output end of the first servo motor (7) is fixedly connected with a screw rod (6).
7. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 1, wherein: the locating component comprises a clamping plate (10) and a fixing plate (11), wherein a threaded rod (13) is rotationally connected to the outer side of the clamping plate (10), the threaded rod (13) penetrates through the fixing plate (11) and is in threaded connection with the fixing plate (11), the fixing plate (11) is fixedly connected with a rotating frame (8), a sliding rod (12) is fixedly connected to the outer side of the clamping plate (10), and the sliding rod (12) penetrates through the fixing plate (11) and is in sliding connection with the fixing plate (11).
8. An integrated cooling, transporting, sanding, polishing device for large castings according to claim 1, wherein: the treatment device is characterized in that a collecting box (18) is fixedly connected to the outer side of the treatment seat (1), an output groove is formed between the collecting box (18) and the water tank (14), and a control valve (20) is fixedly connected to the outer side of the water tank (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310324295.7A CN116372764A (en) | 2023-03-30 | 2023-03-30 | Cooling, transporting, grinding and polishing integrated device for large castings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310324295.7A CN116372764A (en) | 2023-03-30 | 2023-03-30 | Cooling, transporting, grinding and polishing integrated device for large castings |
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| CN116372764A true CN116372764A (en) | 2023-07-04 |
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| CN202310324295.7A Pending CN116372764A (en) | 2023-03-30 | 2023-03-30 | Cooling, transporting, grinding and polishing integrated device for large castings |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549166A (en) * | 2024-01-12 | 2024-02-13 | 潍坊市凯隆机械有限公司 | Foundry goods grinding device |
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2023
- 2023-03-30 CN CN202310324295.7A patent/CN116372764A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549166A (en) * | 2024-01-12 | 2024-02-13 | 潍坊市凯隆机械有限公司 | Foundry goods grinding device |
| CN117549166B (en) * | 2024-01-12 | 2024-04-09 | 潍坊市凯隆机械有限公司 | Foundry goods grinding device |
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