CN111300180A - Grinding wheel with cooling and air exhaust functions - Google Patents
Grinding wheel with cooling and air exhaust functions Download PDFInfo
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- CN111300180A CN111300180A CN202010256176.9A CN202010256176A CN111300180A CN 111300180 A CN111300180 A CN 111300180A CN 202010256176 A CN202010256176 A CN 202010256176A CN 111300180 A CN111300180 A CN 111300180A
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- grinding wheel
- base body
- wheel base
- belt
- fixedly mounted
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/10—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor with cooling provisions, e.g. with radial slots
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
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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
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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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
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- 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
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
-
- 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
- B24B5/042—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally for grinding several workpieces at once using one grinding wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0018—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for by electrolytic deposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/009—Tools not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a grinding wheel with cooling and air exhaust functions, which comprises a grinding wheel base body, wherein a notch is formed in the middle of the grinding wheel base body, convex rings with the notches as inner rings are arranged on the upper surface and the lower surface of the grinding wheel base body, a plurality of impellers distributed at equal angles with the outer rings of the convex rings are arranged on the upper surface and the lower surface of the grinding wheel base body, the diameter of the grinding wheel base body is 300mm, the thickness of the grinding wheel base body is 100mm, the diameter of the notch is 75mm, and the thickness of the impeller is 5 mm. According to the invention, by the arrangement of the impeller, when the grinding wheel rotates, huge wind can be generated by the impeller, the temperature is blown out of the pipe, the impeller design is adopted, the wear resistance of the grinding wheel can be improved, and the grinding efficiency during the preparation of the impeller and the preparation efficiency of the grinding wheel can be effectively improved by the device arranged in the preparation method.
Description
Technical Field
The invention relates to the technical field of grinding wheels, in particular to a grinding wheel with cooling and air exhaust functions.
Background
The grinding wheel is also called a consolidation grinding tool, and is a consolidation grinding tool which is formed by consolidating common grinding materials into a certain shape (mostly circular, with a through hole in the center) by a binding agent and has certain strength. It is generally composed of abrasive, bond and air holes, which are often referred to as the three elements of a bonded abrasive tool. According to different classes of binders, ceramic (binder) grinding wheels, resin (binder) grinding wheels, and rubber (binder) grinding wheels are common. The grinding wheel is one of the grinding tools with the largest use amount and the widest use range, rotates at high speed when in use, and can perform coarse grinding, semi-fine grinding, slotting, cutting and the like on the excircle, the inner circle, the plane, various molded surfaces and the like of a metal or nonmetal workpiece; grinding wheels are of a wide variety. The grinding materials can be divided into common grinding material (corundum, silicon carbide and the like) grinding wheels, natural grinding material super-hard grinding material and (diamond, cubic boron nitride and the like) grinding wheels according to the used grinding materials; according to the shape, the grinding wheel can be divided into a flat grinding wheel, a bevel grinding wheel, a cylindrical grinding wheel, a cup-shaped grinding wheel, a disc-shaped grinding wheel and the like; the grinding wheel can be divided into ceramic grinding wheel, resin grinding wheel, rubber grinding wheel and metal grinding wheel according to the binding agent. The characteristic parameters of the grinding wheel mainly comprise grinding materials, granularity, hardness, bonding agents, shape, size and the like, the conventional grinding wheel grinds the inner wall of a steel pipe with the length of 6-9 meters, the pressure is high during grinding, huge sparks are generated, sparks are not discharged outside the steel pipe, the surface of the steel pipe is easy to burn during grinding due to high temperature in the steel pipe, the bonding agent of the grinding wheel is easy to carbonize, and the grinding wheel is not wear-resistant due to particle falling.
Patent document (CN204800487U) discloses a grinding wheel, belonging to the technical field of grinding tools and abrasives. The technical scheme is as follows: the utility model provides a grinding wheel, includes the emery wheel body, the emery wheel body comprises grinding layer and polishing layer, the outside on grinding layer is located to the polishing layer, and the inboard and the center of grinding layer are opened the annular base member that has the mounting hole and are connected, the outward flange on grinding layer evenly is equipped with T type recess, the inward flange on polishing layer be equipped with the T type recess assorted T type tooth on grinding layer, grinding layer and polishing layer are connected through the reamed hole bolt that sets up on T type recess and T type tooth. The utility model has the advantages that: the grinding wheel has simple structure and good stability, can simultaneously realize the grinding and processing of workpieces, is beneficial to improving the working efficiency and reducing the working strength, is convenient to replace after a polishing layer and a grinding layer are damaged, is beneficial to reasonably utilizing resources and reducing the working cost; however, the grinding wheel cannot generate wind when rotating, so that high temperature generated during grinding cannot be blown to the outside, and the wear resistance of the grinding wheel is not very high.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide the grinding wheel with cooling and air exhaust functions.
The purpose of the invention can be realized by the following technical scheme:
the grinding wheel with the cooling and air exhaust functions comprises a grinding wheel base body, wherein a notch is formed in the middle of the grinding wheel base body, convex rings taking the notch as an inner ring are arranged on the upper surface and the lower surface of the grinding wheel base body, and a plurality of impellers which are distributed at equal angles with an outer ring of the convex rings are arranged on the upper surface and the lower surface of the grinding wheel base body.
Further, the method comprises the following steps: the diameter of the grinding wheel base body is 300mm, the thickness of the grinding wheel base body is 100mm, the diameter of the notch is 75mm, and the thickness of the impeller is 5 mm.
Further, the method comprises the following steps: the preparation method of the grinding wheel comprises the following steps:
the method comprises the following steps: processing a micro spiral groove with the pitch of hundreds of microns and the size of a notch of tens of microns on a notch of an outer circumferential working surface of the grinding wheel matrix by adopting nanosecond pulse laser beams, and processing notches of 75mm in diameter, an impeller and a convex ring with the thickness of 5mm on notches of the upper surface and the lower surface of the grinding wheel matrix;
step two: filling the spiral grooves with epoxy resin, polishing the outer circumferential working surface of a grinding wheel base body by using a polishing device after the epoxy resin is cured, sleeving the grinding wheel base body on one grinding wheel base, installing a grinding wheel base body on the other grinding wheel base, sleeving a standby conveyor belt on a belt shaft along a first guide belt shaft and two second guide belt shafts, enabling the conveyor belt to be in contact with the bottom of a guide groove on a workbench, starting a second driving motor, driving the belt shafts to rotate by the second driving motor, driving a grinding wheel base to rotate, driving a screw rod to drive a sliding cylinder to move up and down with a T-shaped mounting plate by a servo motor, adjusting the height of a grinding wheel, pushing a supporting leg by an electric cylinder on the supporting leg through a push rod, enabling the supporting leg to move back and forth on the T-shaped mounting plate through a sliding block and a sliding rail on a fixing plate, enabling the grinding wheel to be aligned with the grinding wheel base body on the, the first belt wheel drives the second belt wheel on the rotating shaft to rotate through a belt, so that the polishing disc is driven to polish the grinding wheel base body on the grinding wheel base, the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base body is removed completely, and the filled epoxy resin is still remained in the spiral groove;
step three: putting the grinding wheel matrix into an oil removing agent for ultrasonic cleaning and oil removal, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel matrix;
step four: and (3) placing the pretreated grinding wheel matrix into an electric tank, and electroplating abrasive particles on the outer circumferential working surface of the grinding wheel matrix to form an abrasive particle layer which is spirally arranged at regular intervals with the epoxy resin.
Further, the method comprises the following steps: the laser beam in the first step is nanosecond pulse laser, the laser wavelength is 532-1064nm, the pulse width is 50-150ns, the focal spot diameter is 30-50 mu m, the pulse repetition frequency is 50-100kHz, and the single pulse energy is 1-2 mJ.
Further, the method comprises the following steps: the polishing device in the second step comprises a base, a stand column is fixedly mounted in the middle of the upper surface of the base, a sliding cylinder is sleeved on the arc side surface of the stand column, a servo motor is fixedly mounted at a position, close to one side of the stand column, of the upper surface of the base, a lead screw penetrating through the sliding cylinder is fixedly mounted on an output shaft of the servo motor, a lantern ring is fixedly mounted at a position, close to the upper end, of the arc side surface of the stand column, and one end, far away from the servo motor, of the lead screw is.
Further, the method comprises the following steps: a T-shaped mounting plate is fixedly mounted on the surface of one side of the sliding barrel, a triangular mounting plate is fixedly mounted on the surface of the lower surface of the T-shaped mounting plate close to the front end, supporting legs are slidably mounted on the lower surface of the T-shaped mounting plate close to the triangular mounting plate, fixed plates are fixedly mounted at the two upper ends of the supporting legs, a slider is fixedly mounted on the upper surface of each fixed plate, slide rails are fixedly mounted on the lower surface of the T-shaped mounting plate and the two sliders in alignment, slide rails and sliders are slidably mounted between the T-shaped mounting plate and the supporting legs, a push rod is fixedly mounted on the surface of one side of the triangular mounting plate close to the lower end, an electric cylinder is fixedly mounted on the inner wall of the bottom end of each supporting leg, an output shaft of the electric cylinder is fixedly mounted on, the lower surface of L shape mounting panel is close to the fixed position of one end and has the riser, one side fixed surface of L shape mounting panel installs first driving motor, the one end fixed mounting that first driving motor's output shaft runs through L shape mounting panel has first band pulley, one side of L shape mounting panel is close to the position of lower extreme and runs through there is the pivot, one side fixed mounting that the circular arc side of pivot is close to L shape mounting panel has the mill, the opposite side fixed mounting that the circular arc side of pivot is close to L shape mounting panel has the second band pulley, be provided with the belt on first band pulley and the second band pulley.
Further, the method comprises the following steps: one side of base is provided with the bottom plate, the equal fixed mounting in position that the upper surface of bottom plate is close to both ends has vertical mounting panel, and the front surface of two vertical mounting panels all rotates and installs the band axle, the equal fixed mounting in circular arc side of band axle has the emery wheel seat, and the rear surface fixed mounting of one of them vertical mounting panel has second driving motor, the output shaft of second driving motor and the band axle fixed mounting on one of them vertical mounting panel, the front surface of two vertical mounting panels all rotates near the below of band axle and installs first direction band axle, and the one side that the front surface of two vertical mounting panels is close to first direction band axle all rotates and installs the second direction band axle.
Further, the method comprises the following steps: the upper surface of bottom plate is located fixed mounting between two vertical mounting panels and has the workstation, the ascending guide way of length direction is seted up to the upper surface of workstation, the upper surface intermediate position of workstation is seted up with guide way looks vertically trough of belt.
The invention has the beneficial effects that:
1. through the arranged impeller, when the grinding wheel rotates, huge wind can be generated by the impeller, the temperature is blown out of the pipe, and the wear resistance of the grinding wheel can be improved by 35% by adopting the impeller design;
2. the device arranged in the preparation method can effectively improve the grinding efficiency when the impeller is prepared and improve the preparation efficiency of the grinding wheel, a grinding wheel base body is sleeved on one grinding wheel seat, a grinding wheel base body is also arranged on the other grinding wheel seat, a standby conveyor belt is sleeved on a belt shaft along a first guide belt shaft and two second guide belt shafts, the conveyor belt is contacted with the bottom of a guide groove on a workbench, a second driving motor is started, the second driving motor drives the belt shaft to rotate so as to drive the grinding wheel seat to rotate, a lead screw is driven by a servo motor to drive a slide cylinder and a T-shaped mounting plate to move up and down, the height of the grinding wheel is adjusted, an electric cylinder on the supporting leg pushes the supporting leg through a push rod, the supporting leg moves back and forth on the T-shaped mounting plate through a slide block and a slide rail on a fixing plate so that the grinding wheel is aligned with the grinding wheel base body on the, the first belt wheel drives the second belt wheel on the rotating shaft to rotate through a belt, so that the grinding disc is driven to grind the grinding wheel base body on the grinding wheel seat.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of a grinding wheel with cooling air exhaust;
FIG. 2 is a schematic view of the construction of the polishing apparatus of the present invention;
fig. 3 is an enlarged schematic view of the invention at a in fig. 2.
In the figure: 101. a grinding wheel base body; 102. an impeller; 103. a convex ring; 104. an impeller; 1. a base; 2. a servo motor; 3. a screw rod; 4. a column; 5. a triangular mounting plate; 6. a collar; 7. a slide cylinder; 8. a T-shaped mounting plate; 9. a push rod; 10. an electric cylinder; 11. supporting legs; 12. grinding disc; 13. a slide rail; 14. a slider; 15. a fixing plate; 16. a first drive motor; 17. an L-shaped mounting plate; 18. a vertical plate; 19. a first pulley; 20. a belt; 21. a second pulley; 22. a second drive motor; 23. a vertical mounting plate; 24. a grinding wheel seat; 25. a belt shaft; 26. a first guide belt shaft; 27. a second guide belt shaft; 28. a base plate; 29. a belt groove is formed; 30. a work table; 31. a guide groove; 32. a rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a grinding wheel with cooling and air exhaust functions comprises a grinding wheel base 101, a notch 104 is formed in the middle of the grinding wheel base 101, convex rings 103 with the notch 104 as an inner ring are arranged on the upper surface and the lower surface of the grinding wheel base 101, and a plurality of impellers 102 distributed at equal angles with the outer ring of the convex ring 103 are arranged on the upper surface and the lower surface of the grinding wheel base 101.
The diameter of the grinding wheel base body 101 is 300mm, the thickness of the grinding wheel base body 101 is 100mm, the diameter of the notch 104 is 75mm, and the thickness of the impeller 102 is 5 mm.
The preparation method of the grinding wheel comprises the following steps:
the method comprises the following steps: processing a micro spiral groove with the thread pitch of hundreds of microns and the size of a notch of tens of microns on a notch 104 of an outer circumferential working surface of the grinding wheel base body 101 by adopting nanosecond pulse laser beams, and processing a notch 104 with the diameter of 75mm, an impeller 102 with the thickness of 5mm and a convex ring 103 on notches 104 on the upper surface and the lower surface of the grinding wheel base body 101;
step two: filling the spiral grooves with epoxy resin, after the epoxy resin is cured, polishing the outer circumferential working surface of the grinding wheel base body 101 by using a polishing device, sleeving the grinding wheel base body 101 on one grinding wheel seat 24, installing a grinding wheel base body 101 on the other grinding wheel seat 24, sleeving a standby conveyor belt on a belt shaft 25 along a first guide belt shaft 26 and two second guide belt shafts 27, enabling the conveyor belt to be in contact with the bottom of a guide groove 31 on a workbench 30, starting a second driving motor 22, driving the belt shaft 25 to rotate by the second driving motor 22 so as to drive the grinding wheel seat 24 to rotate, driving a screw rod 3 by a servo motor 2 to drive a sliding cylinder 7 and a T-shaped mounting plate 8 to move up and down, adjusting the height of a polishing disc 12, pushing a supporting leg 11 by an electric cylinder 10 on the supporting leg 11 through a push rod 9, and enabling the supporting leg 11 to move back and forth on the T-shaped mounting plate 8 through a sliding, aligning the grinding disc 12 with the grinding wheel base 101 on the grinding wheel seat 24, driving the first belt wheel 19 to rotate by the first driving motor 16 on the L-shaped mounting plate 17, driving the second belt wheel 21 on the rotating shaft 32 to rotate by the first belt wheel 19 through the belt 20, so as to drive the grinding disc 12 to grind the grinding wheel base 101 on the grinding wheel seat 24, and then cleaning the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base 101, wherein the filled epoxy resin still remains in the spiral groove;
step three: putting the grinding wheel base body 101 into an oil removing agent for ultrasonic cleaning and oil removing, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel base body 101;
step four: the pretreated grinding wheel base body 101 is placed in an electric tank, abrasive grains are plated on the outer circumferential working surface of the grinding wheel base body 101, and an abrasive grain layer which is spirally arranged at regular intervals with epoxy resin is formed.
The laser beam in the first step is nanosecond pulse laser, the laser wavelength is 532-1064nm, the pulse width is 50-150ns, the focal spot diameter is 30-50 mu m, the pulse repetition frequency is 50-100kHz, and the single pulse energy is 1-2 mJ.
The polishing device in the second step comprises a base 1, wherein an upright post 4 is fixedly installed in the middle of the upper surface of the base 1, a sliding cylinder 7 is sleeved on the arc side surface of the upright post 4, a servo motor 2 is fixedly installed at a position, close to one side of the upright post 4, of the upper surface of the base 1, a lead screw 3 penetrating through the sliding cylinder 7 is fixedly installed on an output shaft of the servo motor 2, a lantern ring 6 is fixedly installed at a position, close to the upper end, of the arc side surface of the upright post 4, and one end, far away from the servo motor 2, of the lead screw 3 is;
a T-shaped mounting plate 8 is fixedly mounted on the surface of one side of the sliding barrel 7, a triangular mounting plate 5 is fixedly mounted on the position, close to the front end, of the lower surface of the T-shaped mounting plate 8, a supporting leg 11 is mounted on the lower surface of the T-shaped mounting plate 8, a fixing plate 15 is fixedly mounted on each of two upper ends of the supporting leg 11, a slider 14 is fixedly mounted on each of the upper surfaces of the fixing plates 15, a sliding rail 13 is fixedly mounted on the position, aligned with the two sliders 14, of the lower surface of the T-shaped mounting plate 8, a sliding rail 13 and a slider 14 are slidably mounted between the T-shaped mounting plate 8 and the supporting leg 11, a push rod 9 is fixedly mounted on the position, close to the lower end, of one side surface of the triangular mounting plate 5, an electric cylinder 10 is fixedly mounted on the inner wall, the front end of the electric cylinder 10 is fixedly provided with an L-shaped mounting plate 17 through a connecting rod, a vertical plate 18 is fixedly arranged at a position, close to one end, of the lower surface of the L-shaped mounting plate 17, a first driving motor 16 is fixedly arranged on the surface of one side of the L-shaped mounting plate 17, a first belt pulley 19 is fixedly arranged at one end, penetrating through the L-shaped mounting plate 17, of an output shaft of the first driving motor 16, a rotating shaft 32 penetrates through a position, close to the lower end, of one side of the L-shaped mounting plate 17, a polishing disc 12 is fixedly arranged at one side, close to the L-shaped mounting plate 17, of the arc-shaped side surface of the rotating shaft 32, a second belt pulley 21 is fixedly arranged at the other side, close to the L-shaped mounting plate;
a bottom plate 28 is arranged on one side of the base 1, vertical mounting plates 23 are fixedly mounted on the upper surface of the bottom plate 28 close to the two ends, belt shafts 25 are rotatably mounted on the front surfaces of the two vertical mounting plates 23, grinding wheel seats 24 are fixedly mounted on the arc side surfaces of the belt shafts 25, a second driving motor 22 is fixedly mounted on the rear surface of one of the vertical mounting plates 23, an output shaft of the second driving motor 22 is fixedly mounted on the belt shaft 25 of one of the vertical mounting plates 23, first guide belt shafts 26 are rotatably mounted on the front surfaces of the two vertical mounting plates 23 close to the lower portions of the belt shafts 25, and second guide belt shafts 27 are rotatably mounted on the front surfaces of the two vertical mounting plates 23 close to the first guide belt shafts 26;
the upper surface of bottom plate 28 is located fixed mounting between two vertical mounting panels 23 and has workstation 30, the ascending guide way 31 of length direction is seted up to the upper surface of workstation 30, the trough of belt 29 of being perpendicular with guide way 31 looks is seted up to the upper surface intermediate position of workstation 30.
The working principle of the grinding device is as follows: when the grinding wheel base body 101 is sleeved on one grinding wheel seat 24, the grinding wheel base body 101 is also arranged on the other grinding wheel seat 24, a spare conveyor belt is sleeved on the belt shaft 25 along the first guide belt shaft 26 and the two second guide belt shafts 27, the conveyor belt is contacted with the bottom of the guide groove 31 on the workbench 30, the second driving motor 22 is started, the second driving motor 22 drives the belt shaft 25 to rotate so as to drive the grinding wheel seat 24 to rotate, the servo motor 2 drives the screw rod 3 to drive the sliding cylinder 7 and the T-shaped mounting plate 8 to move up and down, the height of the grinding disc 12 is adjusted, the electric cylinder 10 on the supporting leg 11 further pushes the supporting leg 11 through the push rod 9, the supporting leg 11 moves back and forth on the T-shaped mounting plate 8 through the sliding block 14 and the sliding rail 13 on the fixing plate 15 so that the grinding disc 12 is aligned with the grinding wheel base body 101 on the grinding wheel seat 24, the first driving motor 16 on the, the first belt wheel 19 drives the second belt wheel 21 on the rotating shaft 32 to rotate through the belt 20, so as to drive the grinding disc 12 to grind the grinding wheel base 101 on the grinding wheel seat 24.
Example one
The method comprises the following steps: processing a micro spiral groove with the thread pitch of hundreds of microns and the size of a notch of tens of microns on a notch 104 of an outer circumferential working surface of the grinding wheel base body 101 by adopting nanosecond pulse laser beams, and processing a notch 104 with the diameter of 75mm, an impeller 102 with the thickness of 2mm and a convex ring 103 on notches 104 on the upper surface and the lower surface of the grinding wheel base body 101;
step two: filling the spiral groove with epoxy resin, polishing the outer circumferential working surface of the grinding wheel base body 101 by using a polishing device after the epoxy resin is cured, and cleaning the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base body 101, wherein the filled epoxy resin is still reserved in the spiral groove;
step three: putting the grinding wheel base body 101 into an oil removing agent for ultrasonic cleaning and oil removing, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel base body 101;
step four: the pretreated grinding wheel base body 101 is placed in an electric tank, abrasive grains are plated on the outer circumferential working surface of the grinding wheel base body 101, and an abrasive grain layer which is spirally arranged at regular intervals with epoxy resin is formed.
Example two
The method comprises the following steps: processing a micro spiral groove with the thread pitch of hundreds of microns and the size of a notch of tens of microns on a notch 104 of an outer circumferential working surface of the grinding wheel base body 101 by adopting nanosecond pulse laser beams, and processing a notch 104 with the diameter of 75mm, an impeller 102 with the thickness of 8mm and a convex ring 103 on notches 104 on the upper surface and the lower surface of the grinding wheel base body 101;
step two: filling the spiral groove with epoxy resin, polishing the outer circumferential working surface of the grinding wheel base body 101 by using a polishing device after the epoxy resin is cured, and cleaning the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base body 101, wherein the filled epoxy resin is still reserved in the spiral groove;
step three: putting the grinding wheel base body 101 into an oil removing agent for ultrasonic cleaning and oil removing, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel base body 101;
step four: the pretreated grinding wheel base body 101 is placed in an electric tank, abrasive grains are plated on the outer circumferential working surface of the grinding wheel base body 101, and an abrasive grain layer which is spirally arranged at regular intervals with epoxy resin is formed.
EXAMPLE III
The method comprises the following steps: processing a micro spiral groove with the thread pitch of hundreds of microns and the size of a notch of tens of microns on a notch 104 of an outer circumferential working surface of the grinding wheel base body 101 by adopting nanosecond pulse laser beams, and processing a notch 104 with the diameter of 75mm, an impeller 102 with the thickness of 2mm and a convex ring 103 on notches 104 on the upper surface and the lower surface of the grinding wheel base body 101;
step two: filling the spiral groove with epoxy resin, polishing the outer circumferential working surface of the grinding wheel base body 101 by using a polishing device after the epoxy resin is cured, and cleaning the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base body 101, wherein the filled epoxy resin is still reserved in the spiral groove;
step three: putting the grinding wheel base body 101 into an oil removing agent for ultrasonic cleaning and oil removing, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel base body 101;
step four: the pretreated grinding wheel base body 101 is placed in an electric tank, abrasive grains are plated on the outer circumferential working surface of the grinding wheel base body 101, and an abrasive grain layer which is spirally arranged at regular intervals with epoxy resin is formed.
Example two
The method comprises the following steps: processing a micro spiral groove with the thread pitch of hundreds of microns and the size of a notch of tens of microns on a notch 104 of an outer circumferential working surface of the grinding wheel base body 101 by adopting nanosecond pulse laser beams, and processing a notch 104 with the diameter of 75mm, an impeller 102 with the thickness of 5mm and a convex ring 103 on notches 104 on the upper surface and the lower surface of the grinding wheel base body 101;
step two: filling the spiral groove with epoxy resin, polishing the outer circumferential working surface of the grinding wheel base body 101 by using a polishing device after the epoxy resin is cured, and cleaning the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base body 101, wherein the filled epoxy resin is still reserved in the spiral groove;
step three: putting the grinding wheel base body 101 into an oil removing agent for ultrasonic cleaning and oil removing, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel base body 101;
step four: the pretreated grinding wheel base body 101 is placed in an electric tank, abrasive grains are plated on the outer circumferential working surface of the grinding wheel base body 101, and an abrasive grain layer which is spirally arranged at regular intervals with epoxy resin is formed.
As can be seen from the two sets of embodiments, the wear-resistant effect when the thickness of the impeller 102 is 8mm is greater than the wear-resistant effect when the thickness of the impeller 102 is 2mm, and the wear-resistant effect when the thickness of the impeller 102 is 5mm is the best.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (8)
1. The grinding wheel with the cooling and air exhausting functions is characterized by comprising a grinding wheel base body (101), wherein a notch (104) is formed in the middle of the grinding wheel base body (101), convex rings (103) taking the notch (104) as inner rings are arranged on the upper surface and the lower surface of the grinding wheel base body (101), and a plurality of impellers (102) which are distributed at equal angles with the outer rings of the convex rings (103) are arranged on the upper surface and the lower surface of the grinding wheel base body (101).
2. A grinding wheel with self-cooling air discharge according to claim 1, characterized in that the diameter of the grinding wheel base (101) is 300mm, the thickness of the grinding wheel base (101) is 100mm, the diameter of the notch (104) is 75mm, and the thickness of the impeller (102) is 5 mm.
3. The grinding wheel with cooling exhaust air of claim 1, wherein the preparation method of the grinding wheel comprises the following steps:
the method comprises the following steps: processing a micro spiral groove with the thread pitch of hundreds of microns and the size of a notch of tens of microns on a notch (104) of an outer circumferential working surface of a grinding wheel base body (101) by adopting nanosecond pulse laser beams, and processing a notch (104) with the diameter of 75mm, an impeller (102) with the thickness of 5mm and a convex ring (103) on notches (104) on the upper surface and the lower surface of the grinding wheel base body (101);
step two: filling the spiral groove with epoxy resin, after the epoxy resin is cured, polishing the outer circumferential working surface of a grinding wheel base body (101) by using a polishing device, sleeving the grinding wheel base body (101) on one grinding wheel seat (24), installing a grinding wheel base body (101) on the other grinding wheel seat (24), sleeving a standby conveyor belt on belt shafts (25) along a first guide belt shaft (26) and two second guide belt shafts (27), enabling the conveyor belt to be in contact with the bottom of a guide groove (31) on a workbench (30), starting a second driving motor (22), driving the belt shafts (25) to rotate by the second driving motor (22), driving the grinding wheel seats (24) to rotate, driving a screw rod (3) by a servo motor (2) to drive a sliding cylinder (7) and a T-shaped mounting plate (8) to move up and down, adjusting the height of a polishing disc (12), and pushing a support leg (11) by an electric cylinder (10) on the support leg (11), the supporting legs (11) and the sliding rails (13) on the T-shaped mounting plate (8) move back and forth through the sliding blocks (14) on the fixing plates (15), so that the grinding disc (12) is aligned with the grinding wheel base body (101) on the grinding wheel seat (24), the first driving motor (16) on the L-shaped mounting plate (17) drives the first belt wheel (19) to rotate, the first belt wheel (19) drives the second belt wheel (21) on the rotating shaft (32) to rotate through the belt (20), so that the grinding disc (12) is driven to grind the grinding wheel base body (101) on the grinding wheel seat (24), then the epoxy resin adhered to the outer circumferential working surface of the grinding wheel base body (101) is removed completely, and the filled epoxy resin is still reserved in the spiral groove;
step three: putting the grinding wheel base body (101) into an oil removing agent for ultrasonic cleaning and oil removing, carrying out acid cleaning and alkali cleaning on abrasive particles, and coating insulating paint on the non-working surface of the grinding wheel base body (101);
step four: the pretreated grinding wheel base body (101) is placed in an electric tank, abrasive grains are electroplated on the outer circumferential working surface of the grinding wheel base body (101), and an abrasive grain layer which is spirally arranged at regular intervals with epoxy resin is formed.
4. The grinding wheel with cooling exhaust function as claimed in claim 3, wherein the laser beam in the first step is nanosecond pulse laser, the laser wavelength is 532-1064nm, the pulse width is 50-150ns, the focal spot diameter is 30-50 μm, the pulse repetition frequency is 50-100kHz, and the single pulse energy is 1-2 mJ.
5. The grinding wheel with cooling and air exhausting functions as claimed in claim 3, wherein the grinding device in the second step comprises a base (1), a stand column (4) is fixedly mounted in the middle of the upper surface of the base (1), a sliding barrel (7) is sleeved on the arc side surface of the stand column (4), a servo motor (2) is fixedly mounted at a position, close to one side of the stand column (4), of the upper surface of the base (1), a lead screw (3) penetrating through the sliding barrel (7) is fixedly mounted on an output shaft of the servo motor (2), a sleeve ring (6) is fixedly mounted at a position, close to the upper end, of the arc side surface of the stand column (4), and one end, far away from the servo motor (2), of the lead screw (3) is fixed on the sleeve ring (6).
6. The grinding wheel with cooling air exhaust function according to claim 5, characterized in that a T-shaped mounting plate (8) is fixedly mounted on one side surface of the sliding cylinder (7), a triangular mounting plate (5) is fixedly mounted on the position, close to the front end, of the lower surface of the T-shaped mounting plate (8), supporting legs (11) are slidably mounted on the lower surface of the T-shaped mounting plate (8) close to the triangular mounting plate (5), fixing plates (15) are fixedly mounted on both upper ends of the supporting legs (11), a sliding block (14) is fixedly mounted on the upper surface of each fixing plate (15), sliding rails (13) are fixedly mounted on the positions, aligned with the two sliding blocks (14), of the lower surface of the T-shaped mounting plate (8), and the supporting legs (11) are slidably mounted through the sliding rails (13) and the sliding blocks (14), the utility model discloses a grinding wheel, including triangle mounting panel (5), the bottom inner wall fixed mounting of supporting legs (11) has electric cylinder (10), the output shaft and the push rod (9) fixed mounting of electric cylinder (10) are close to the position fixed mounting of lower extreme, the front end of electric cylinder (10) has L shape mounting panel (17) through connecting rod fixed mounting, the lower surface of L shape mounting panel (17) is close to the position fixed mounting of one end and has riser (18), one side fixed mounting of L shape mounting panel (17) has first driving motor (16), the one end fixed mounting that the output shaft of first driving motor (16) runs through L shape mounting panel (17) has first band pulley (19), the position that one side of L shape mounting panel (17) is close to the lower extreme runs through has pivot (32), the circular arc side of pivot (32) is close to one side fixed mounting of L shape mounting panel (17) and has the mill (12), the other side fixed mounting that the circular arc side of pivot (32) is close to L shape mounting panel (17) has second band pulley (21), be provided with belt (20) on first band pulley (19) and second band pulley (21).
7. A grinding wheel with self-cooling exhaust air according to claim 5, characterized in that a base plate (28) is arranged at one side of the base (1), vertical mounting plates (23) are fixedly mounted at positions, close to the two ends, of the upper surface of the bottom plate (28), belt shafts (25) are rotatably mounted on the front surfaces of the two vertical mounting plates (23), grinding wheel seats (24) are fixedly mounted on the circular arc side surfaces of the belt shafts (25), a second driving motor (22) is fixedly arranged on the rear surface of one vertical mounting plate (23), the output shaft of the second driving motor (22) is fixedly mounted with a belt shaft (25) on one of the vertical mounting plates (23), the front surfaces of the two vertical mounting plates (23) are respectively rotatably mounted with a first guide belt shaft (26) below the belt shaft (25), and the front surfaces of the two vertical mounting plates (23) are respectively rotatably mounted with a second guide belt shaft (27) on one side of the first guide belt shaft (26).
8. The grinding wheel with cooling and air exhausting functions as claimed in claim 7, wherein a workbench (30) is fixedly mounted on the upper surface of the bottom plate (28) between the two vertical mounting plates (23), a guide groove (31) in the length direction is formed in the upper surface of the workbench (30), and a groove (29) perpendicular to the guide groove (31) is formed in the middle of the upper surface of the workbench (30).
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| CN202010256176.9A CN111300180B (en) | 2020-04-02 | 2020-04-02 | Grinding wheel with cooling and air exhaust functions |
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| CN202010256176.9A CN111300180B (en) | 2020-04-02 | 2020-04-02 | Grinding wheel with cooling and air exhaust functions |
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| CN111300180B CN111300180B (en) | 2021-05-18 |
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| CN209021762U (en) * | 2018-10-20 | 2019-06-25 | 泉州市金典机械发展有限公司 | A kind of bucket spindle set cylindrical grinding device |
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| CN102794717A (en) * | 2011-10-19 | 2012-11-28 | 天津职业技术师范大学 | Impeller supercharging solid self-lubricating grinding wheel matrix structure |
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| CN111300180B (en) | 2021-05-18 |
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