CN115519474B - Positioning device of conical bearing and reverse positioning grinding method thereof - Google Patents
Positioning device of conical bearing and reverse positioning grinding method thereof Download PDFInfo
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- CN115519474B CN115519474B CN202211271960.2A CN202211271960A CN115519474B CN 115519474 B CN115519474 B CN 115519474B CN 202211271960 A CN202211271960 A CN 202211271960A CN 115519474 B CN115519474 B CN 115519474B
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 59
- 230000006978 adaptation Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 22
- 229910001651 emery Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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
- 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
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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
- 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
- B24B5/14—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 conical surfaces, e.g. of centres
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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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The application relates to a positioning device of a conical bearing and a reverse positioning grinding method thereof, which relate to the field of bearing positioning devices, wherein the positioning device of the conical bearing comprises a base plate, a positioning component and a fixing component, the positioning plate is embedded on the base plate and is rotationally connected with the base plate, the positioning assembly is used for enabling the axis of the conical bearing inner ring to be perpendicular to the positioning plate or enabling one side of the conical section in the middle of the conical bearing inner ring to be perpendicular to the positioning plate, the fixing assembly is used for fixing the small end of the conical bearing inner ring, the rotating assembly is arranged between the positioning plate and the base plate, and the rotating assembly is used for enabling the positioning plate to rotate around the axis direction of the conical bearing inner ring. The application has the effect of enabling the middle conical section of the conical bearing inner ring to be convenient for grinding on the positioning device.
Description
Technical Field
The application relates to the field of bearing positioning devices, in particular to a positioning device of a conical bearing and a reverse positioning grinding method thereof.
Background
The bearing is an important part for supporting the rotation of the machine, and is mainly used for reducing the friction coefficient in the rotation process of the machine and ensuring the rotation precision of the machine.
With the continuous development and progress of mechanical equipment and devices, the types of bearings are gradually increased, and the special-shaped bearings are gradually developed. The tapered bearing is one of special-shaped bearings, the inner ring of the tapered bearing generally comprises a large-end straight section, a small-end straight section and a middle tapered section, and for the grinding processing of the inner ring of the tapered bearing, the small end of the inner ring of the tapered bearing is generally positioned and fixed through a positioning device, and a grinding wheel extends into the tapered bearing from the large end of the inner ring of the tapered bearing, so that the inner side wall of the inner ring of the tapered bearing is ground.
When the conical bearing inner ring is positioned and fixed, the middle conical section of the conical bearing is obliquely arranged relative to the large-end straight section and the small-end straight section, so that the grinding wheel is difficult to grind the middle conical section while grinding the large-end straight section and the small-end straight section.
Disclosure of Invention
In order to facilitate grinding of the middle conical section of the conical bearing inner ring on the positioning device, the application provides the positioning device of the conical bearing and a reverse positioning grinding method thereof.
In a first aspect, the present application provides a positioning device for a tapered bearing, which adopts the following technical scheme:
The positioning device of the conical bearing comprises a substrate, a positioning plate, a positioning assembly and a fixing assembly, wherein the positioning plate is embedded on the substrate and is rotationally connected with the substrate, the positioning assembly comprises a supporting block, a positioning rod, a first positioning block and a second positioning block, the supporting block is arranged on the positioning plate and is connected with the positioning plate, the supporting block is annular, one side close to the positioning plate is provided with an annular positioning groove, the positioning rods are provided with a plurality of positioning grooves and are all penetrated on the inner side wall of the supporting block, the positioning rods are all in sliding connection with the supporting block, and are distributed along the direction of the inner side wall of the supporting block and the direction of the supporting block approaching to or far away from the positioning plate, one end of each positioning rod is positioned in the positioning groove, the other end of each positioning rod is positioned in the supporting block, the first locating block the second locating block all is the annular, the lateral wall of first locating block the lateral wall of second locating block all with the lateral wall looks adaptation of constant head tank, and the shape of inside wall all with the middle part toper section looks adaptation of conical bearing inner race, works as when first locating block is located in the constant head tank, conical bearing inner race's axis with the locating plate is perpendicular, works as when the second locating block is located in the constant head tank, one side of conical bearing inner race middle part toper section with the locating plate is perpendicular, fixed subassembly sets up the bottom of supporting shoe, and is used for fixing the tip of conical bearing inner race, the locating plate with be provided with rotation subassembly between the base plate, rotation subassembly is used for making the locating plate rotates around conical bearing inner race's axis direction.
Through adopting above-mentioned technical scheme, put into the groove of stepping down of supporting shoe with first locating piece, the inside wall of first locating piece promotes a plurality of locating lever slip, make a plurality of locating lever be located the one end of supporting shoe jointly form the conical surface with the middle part toper section looks adaptation of conical bearing inner circle, and the axis vertical positioning board of conical surface, put into between a plurality of locating lever with conical bearing inner circle, fix the conical bearing inner circle through the locating lever, then fix the tip of conical bearing inner circle through fixed subassembly, rotating assembly makes the locating board rotate around the axis direction of conical bearing inner circle, make the emery wheel be convenient for polish to the big end straight section of conical bearing inner circle, the tip straight section, make conical bearing inner circle be convenient for polish through reverse location grinding.
After the grinding is completed on the large-end straight section and the small-end straight section, the first positioning block is taken out, the second positioning block is put into the positioning groove again, the second positioning block pushes the positioning rods to slide, a plurality of positioning rods are enabled to position the tapered bearing inner ring again, one side of the middle tapered section is perpendicular to the positioning plate, then the small end of the tapered bearing inner ring is fixed through the fixing component, the positioning plate rotates around the axis direction of the tapered bearing inner ring by the rotating component, the grinding wheel is enabled to conveniently grind the middle tapered section under the condition that the rotation axis direction is not changed, and therefore the middle tapered section of the tapered bearing inner ring is enabled to conveniently grind on the positioning device.
Optionally, the locating plate is provided with lift electric putter, the stiff end of lift electric putter with locating plate fixed connection, and the loose end with the lateral wall fixed connection of supporting shoe.
Through adopting above-mentioned technical scheme, make the supporting shoe be convenient for leave or be close to the locating plate through going up and down electric putter to make first locating piece, second locating piece be convenient for put into the constant head tank, and be convenient for change first locating piece and second locating piece.
Optionally, the locating plate with the base plate flushes, it is connected with the conversion axle to rotate on the base plate, the conversion axle is located the supporting shoe is kept away from one side of lift electric putter, two curved transfer poles of fixedly connected with on the conversion axle, two the radian opposite direction of transfer pole, first locating piece the second locating piece is located two respectively the circular arc department of transfer pole, the conversion axle is connected with the converting motor, the converting motor with base plate fixed connection, and output shaft with the coaxial fixed connection of conversion axle.
Through adopting above-mentioned technical scheme, through converting motor drive converting shaft rotation, two transfer levers of converting shaft drive rotate, and the transfer lever rotates at rotation process drive first locating piece, second locating piece to further make first locating piece, second locating piece be convenient for carry out automatic change.
Optionally, fixed subassembly includes fixed electric putter, telescopic link, connecting plate and drive division, a plurality of helicla flute has been seted up to the bottom of supporting shoe inside wall, fixed electric putter the telescopic link all is provided with a plurality of, and all with helicla flute one-to-one, fixed electric putter's stiff end slides and sets up in the helicla flute, and the expansion end level orientation the center department of supporting shoe, the expansion end of telescopic link with fixed electric putter's stiff end fixed connection, and the stiff end with connecting plate fixed connection, the connecting plate with the supporting shoe rotates to be connected, the drive division sets up on the locating plate, and is used for the drive the connecting plate rotates.
Through adopting above-mentioned technical scheme, rotate the connecting plate, connecting plate drive a plurality of telescopic link rotates, and telescopic link drive fixed electric putter slides in the helicla flute for fixed electric putter is convenient for adjust in the inside position of supporting shoe, fixes the tip of conical bearing inner circle through a plurality of fixed electric putter, makes conical bearing inner circle be convenient for fixed with the supporting shoe.
Optionally, the drive division includes clutch block, drive plate and driving motor, clutch block fixed connection is in the connecting plate is kept away from the center department of telescopic link one side, the drive plate rotates and sets up on the locating plate, set up on the drive plate with the clutch groove of clutch block looks adaptation, the clutch block the clutch groove all is the polygon, the clutch block joint is in the clutch groove, driving motor with locating plate fixed connection, and the output shaft with the center department fixed connection of drive plate.
Through adopting above-mentioned technical scheme, through driving motor drive plate rotation, the drive plate passes through clutch groove, clutch block drive connecting plate rotation for the connecting plate is convenient for drive, and the joint is realized through clutch block, clutch groove to drive plate and connecting plate simultaneously, makes the connecting plate be difficult for carrying driving motor when keeping away from the locating plate, makes first locating piece, second locating piece be difficult for receiving driving motor's influence when changing.
Optionally, a spherical groove is formed on the substrate, the edge of the positioning plate protrudes outwards to form a spherical surface, the spherical edge of the positioning plate is matched with the spherical groove and is positioned in the spherical groove, the rotating assembly comprises a first clutch sleeve, a second clutch sleeve, a first rotating motor, a second rotating motor and a lifting part, the first clutch sleeve and the second clutch sleeve are both positioned on one side of the positioning plate away from the supporting block and are both fixedly connected with the positioning plate, the first clutch sleeve is positioned at the rotating center of the positioning plate and is perpendicular to the positioning plate, the second clutch sleeve is positioned on one side of the first clutch sleeve and is obliquely arranged along the direction away from the first clutch sleeve and towards the direction away from the supporting block, the center line of the second clutch sleeve passes through the rotation center of the positioning plate, the interiors of the first clutch sleeve and the second clutch sleeve are polygonal, the first rotating motor and the second rotating motor are positioned on one side of the first clutch sleeve away from the positioning plate and are connected with the base plate, the axial direction of the first rotating motor is coincident with the center line of the first clutch sleeve, the shape of the output shaft is coincident with the shape of the inner side wall of the first clutch sleeve, the axial direction of the second rotating motor is coincident with the center line of the second clutch sleeve, the shape of the output shaft is coincident with the shape of the inner side wall of the second clutch sleeve, the lifting part is arranged between the first rotating motor, the second rotating motor and the base plate, and is configured to bring the first rotary motor closer to or farther from the first clutch sleeve and the second rotary motor closer to or farther from the second clutch sleeve.
By adopting the technical scheme, the output shaft of the first rotating motor is clamped in the first clutch sleeve through the lifting part, and the first rotating motor drives the positioning plate to rotate through the first clutch sleeve, so that the positioning plate is convenient to rotate around the axis of the conical bearing inner ring when the axis of the conical bearing inner ring is vertical to the positioning plate; the output shaft of the second rotating motor is clamped in the second clutch sleeve through the lifting part, and the second rotating motor drives the positioning plate to rotate through the second clutch sleeve, so that when one side of the middle conical section of the conical bearing inner ring is perpendicular to the positioning plate, the positioning plate is convenient to rotate around the axis of the conical bearing inner ring.
Optionally, the lifting part comprises a first cylinder and a second cylinder, the fixed end of the first cylinder is fixedly connected with the substrate, the movable end is fixedly connected with the first rotating motor, the fixed end of the second cylinder is fixedly connected with the substrate, and the movable end is fixedly connected with the second rotating motor.
By adopting the technical scheme, the connection state of the output shaft of the first rotating motor and the first clutch sleeve can be conveniently adjusted through the expansion and the contraction of the first cylinder; the connection state of the output shaft of the second rotating motor and the second clutch sleeve is convenient to adjust through the extension and retraction of the second cylinder, so that the rotation state of the positioning plate is convenient to adjust.
Optionally, a limiting block is fixedly arranged on the positioning rod, and the limiting block is located in the supporting block.
Through adopting above-mentioned technical scheme, through setting up the stopper for the locating lever is located the one end of constant head tank and is difficult for sliding to the lateral wall department of constant head tank, makes first locating piece, second locating piece be difficult for receiving the card of locating lever when putting into the constant head tank and hinder.
Optionally, both ends of the positioning rod are hemispherical.
By adopting the technical scheme, as the two ends of the positioning rod are hemispherical, the first positioning block and the second positioning block are convenient to push the positioning rod to slide, and the positioning rod is convenient to support the outer side wall of the conical bearing inner ring.
In a second aspect, the present application provides a reverse positioning grinding method for a positioning device of a tapered bearing, which adopts the following technical scheme:
the reverse positioning grinding method of the positioning device of the conical bearing comprises the following steps:
Placing the first positioning block: the supporting block is far away from the positioning plate, the first positioning block is placed between the supporting block and the positioning plate, the supporting block is close to the positioning plate, and the first positioning block enters the positioning groove;
placing a conical bearing inner ring: the first positioning blocks push the positioning rods to slide, and small ends of the inner rings of the tapered bearings are placed into the supporting blocks towards the direction close to the positioning plates, so that the axes of the inner rings of the tapered bearings are perpendicular to the positioning plates;
fixing the inner ring of the conical bearing: fixing the small end of the conical bearing inner ring through the fixing assembly;
grinding the large end and the small end: the rotating assembly drives the positioning plate to rotate around the axis of the conical bearing inner ring, and the grinding wheel grinds the large-end straight section and the small-end straight section of the conical bearing inner ring;
taking out the first positioning block: releasing the fixing assembly from fixing the small end of the conical bearing inner ring, enabling the supporting block to be far away from the positioning plate, and taking out the first positioning block in the positioning groove;
Placing the second dot bit block: after the first positioning block is taken out, the second positioning block is placed between the supporting block and the positioning plate, so that the supporting block is close to the positioning plate, and the second positioning block enters the positioning groove;
Fixing the inner ring of the conical bearing: the second positioning blocks push a plurality of positioning rods to slide, the positioning rods reposition the conical bearing inner ring so that one side of the middle conical section is perpendicular to the positioning plate, and then the small end of the conical bearing inner ring is fixed through the fixing assembly;
grinding the middle conical section: the locating plate rotates around the axial direction of the conical bearing inner ring through the rotating assembly, the grinding wheel is abutted to the position of the middle conical section perpendicular to the locating plate, and the grinding wheel is used for grinding the middle conical section to finish the grinding of the inner part of the conical bearing inner ring.
Through adopting above-mentioned technical scheme, put into the conical surface that first locating piece formed jointly through a plurality of locating lever with the conical bearing inner race, fix the tip of conical bearing inner race through fixed subassembly, make the locating plate rotate around the axis of conical bearing inner race through rotating the subassembly, grind big end straight section through the emery wheel, tip straight section, then change first locating piece into the second locating piece, the second locating piece makes one side and the locating plate of conical bearing inner race middle part conical section perpendicular, fix the tip of conical bearing inner race again through fixed subassembly, make the locating plate rotate around the axis of conical bearing inner race through rotating the subassembly, make conical bearing inner race be in different locating state through the emery wheel to the position of the perpendicular locating plate of middle part conical section, cooperate fixed subassembly to the fixed of conical bearing inner race tip, make conical bearing inner race be convenient for grind the middle part conical section under the state of reverse location.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The first positioning block and the second positioning block form different conical positioning surfaces through a plurality of positioning rods, so that the conical section in the middle of the conical bearing inner ring is convenient to grind;
2. the first positioning block and the second positioning block are more convenient to replace through the conversion shaft and the conversion rod;
3. The positions of a plurality of fixed electric push rods are adjusted through the telescopic rods and the connecting plates, so that the positions of the fixed electric push rods are convenient to adjust along with the positioning state of the inner rings of the tapered bearings.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a cross-sectional view of an embodiment of the present application;
fig. 3 is an enlarged view at a in fig. 2.
Reference numerals illustrate:
1. A substrate; 11. a spherical groove; 12. support legs; 2. a positioning plate; 3. a rotating assembly; 31. a first clutch sleeve; 32. a second clutch sleeve; 33. a first rotating motor; 34. a second rotating motor; 35. a lifting part; 351. a first cylinder; 352. a second cylinder; 4. a positioning assembly; 41. a support block; 411. a positioning groove; 412. a spiral groove; 42. a positioning rod; 421. a limiting block; 43. a first positioning block; 44. a second positioning block; 45. a conversion section; 451. lifting the electric push rod; 452. a switching shaft; 453. a switching lever; 454. converting a motor; 5. a fixing assembly; 51. fixing an electric push rod; 52. a telescopic rod; 53. a connecting plate; 54. a driving section; 541. a clutch block; 542. a driving plate; 5421. a clutch groove; 543. and driving the motor.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses a positioning device for a conical bearing. Referring to fig. 1, a positioning device for a tapered bearing comprises a base plate 1, a positioning plate 2, a rotating assembly 3, a positioning assembly 4 and a fixing assembly 5, wherein the positioning plate 2 is rotatably arranged on the base plate 1, the rotating assembly 3 is arranged on the base plate 1, the positioning assembly 4 is arranged on the positioning plate 2, the fixing assembly 5 is connected with the positioning assembly 4, the rotating assembly 3 is used for driving the positioning plate 2 to rotate around the axis direction of the tapered bearing inner ring, the positioning assembly 4 is used for enabling the axis of the tapered bearing inner ring to be perpendicular to the positioning plate 2 or enabling the tapered section in the middle of the tapered bearing inner ring to be perpendicular to the positioning plate 2 on one side, and the fixing assembly 5 is used for fixing the small end of the tapered bearing inner ring.
When the conical bearing inner ring positioning device is used, the positioning assembly 4 enables the axis of the conical bearing inner ring to be perpendicular to the positioning plate 2, the fixing assembly 5 fixes the small end of the conical bearing inner ring, the rotating assembly 3 enables the positioning plate 2 to rotate around the axis direction of the conical bearing inner ring, the large end straight section and the small end straight section of the conical bearing inner ring are ground through the grinding wheel, then the positioning assembly 4 enables one side of the conical section in the middle of the conical bearing inner ring to be perpendicular to the positioning plate 2, the fixing assembly 5 fixes the small end of the conical bearing inner ring, and the rotating assembly 3 enables the positioning plate 2 to rotate around the axis direction of the conical bearing inner ring, so that the middle conical section of the conical bearing inner ring is convenient to grind on the positioning device.
Referring to fig. 1, a substrate 1 is in a rectangular plate shape and horizontally arranged, a plurality of supporting legs 12 are fixedly arranged on the bottom surface of the substrate 1, the plurality of supporting legs 12 are respectively positioned at four top corners of the substrate 1, the supporting legs 12 are in a rectangular rod shape, and the length direction is perpendicular to the plate surface of the substrate 1.
Referring to fig. 2, a spherical groove 11 is formed in the center of the substrate 1, the spherical groove 11 is circular, the spherical groove 11 penetrates through the thickness of the substrate 1, the side wall is spherical, the positioning plate 2 is circular plate-shaped and is matched with the spherical groove 11, the side wall of the positioning plate 2 protrudes outwards to be spherical and is matched with the side wall of the spherical groove 11, the positioning plate 2 is clamped in the spherical groove 11, the positioning plate 2 is rotationally connected with the substrate 1, and when the positioning plate 2 is in a horizontal position, the top surface of the positioning plate 2 is flush with the top surface of the substrate 1.
The positioning assembly 4 comprises a supporting block 41, a positioning rod 42, a first positioning block 43, a second positioning block 44 and a conversion part 45, wherein the supporting block 41 is annular block-shaped and is positioned above the positioning plate 2, the supporting block 41 is vertically arranged and is coaxially arranged with the positioning plate 2, and the bottom end of the supporting block 41 is abutted with the top surface of the supporting plate. The bottom of the supporting block 41 is provided with a circular positioning slot 411, and the positioning slot 411 and the supporting block 41 are coaxially arranged.
Referring to fig. 3, the positioning rods 42 are provided with a plurality of positioning rods 42, the plurality of positioning rods 42 are all arranged on the inner side wall of the supporting block 41 in a penetrating manner, and are arranged along the circumferential direction and the axial direction of the supporting block 41, the positioning rods 42 are in a circular rod shape and are in sliding connection with the supporting block 41, the sliding direction of the positioning rods 42 is the same as the length direction of the positioning rods 42, the positioning rods 42 are horizontally arranged, both ends of the length direction are hemispherical, one end of each positioning rod 42 is located inside the supporting block 41, and the other end of each positioning rod 42 is located in the positioning slot 411.
The stopper 421 is fixedly arranged below the positioning rod 42, the stopper 421 is in a circular column shape, the axial direction of the stopper 421 is the same as the axial direction of the supporting block 41, and the stopper 421 is positioned inside the supporting block 41 and in the middle of the positioning rod 42.
Referring to fig. 2, the first positioning block 43 and the second positioning block 44 are in annular block shapes, the outer side walls of the first positioning block 43 and the second positioning block 44 are matched with the outer side wall of the positioning slot 411, and the inner side walls are matched with the middle conical section of the conical bearing inner ring.
Referring to fig. 2 and 3, when the first positioning block 43 is positioned in the positioning slot 411, one end of the positioning rod 42 is abutted against the inner side wall of the first positioning block 43, the other end is abutted against the outer side wall of the tapered section in the middle of the tapered bearing inner ring, and the axis of the tapered bearing inner ring is perpendicular to the positioning plate 2; when the second positioning block 44 is located in the positioning slot 411, one end of the positioning rod 42 is abutted against the inner side wall of the second positioning block 44, the other end is abutted against the outer side wall of the middle conical section of the conical bearing inner ring, and one side of the middle conical section of the conical bearing inner ring is perpendicular to the positioning plate 2.
Referring to fig. 1, the conversion part 45 includes a lifting electric push rod 451, a conversion shaft 452 and a conversion rod 453, the lifting electric push rod 451 is located at one side of the supporting block 41 and is vertically disposed, a fixed end of the lifting electric push rod 451 is located below the positioning plate 2 and is fixedly connected with the bottom surface of the positioning plate 2, a movable end of the lifting electric push rod 451 is arranged on the positioning plate 2 in a penetrating manner and is slidably connected with the positioning plate 2, and a movable end of the lifting electric push rod 451 is fixedly connected with the bottom of the supporting block 41.
Referring to fig. 1 and 2, the conversion shaft 452 is located at a side of the support block 41 away from the fixed electric push rod 51, the conversion shaft 452 is located above the substrate 1, the conversion shaft 452 is rotatably connected with the substrate 1, and the rotation axis is perpendicular to the plate surface of the substrate 1. The conversion shaft 452 is fixedly connected with two conversion rods 453, the two conversion rods 453 are respectively located at two sides of the axis direction of the conversion shaft 452, the conversion rods 453 are arc-shaped and horizontally arranged, the radian of one end, away from the conversion shaft 452, of the two conversion rods 453 is matched with the first positioning block 43 and the second positioning block 44 respectively, and the distance between one end, away from the conversion shaft 452, of the conversion rods 453 and the axis of the conversion shaft 452 is equal to the distance between the axis of the conversion shaft 452 and the outer side wall, close to one side of the fixed electric push rod 51, of the positioning slot 411.
Referring to fig. 2, a converting motor 454 is disposed below the substrate 1, the converting motor 454 is fixedly connected with the bottom surface of the substrate 1, and an output shaft is disposed on the substrate 1 in a penetrating manner, and the output shaft of the converting motor 454 is rotatably connected with the substrate 1 and is fixedly connected with the converting shaft 452 coaxially.
When the automatic grinding device is used, the lifting electric push rod 451 is started, the supporting block 41 is driven to move upwards by the lifting electric push rod 451, then the conversion motor 454 is started, the conversion shaft 452 is driven to rotate by the conversion motor 454, the two conversion rods 453 drive the two conversion rods 453 to rotate, the first positioning block 43 and the second positioning block 44 are respectively stirred to move on the base plate 1 and the positioning plate 2 until the first positioning block 43 and the supporting block 41 are positioned at the coaxial position, then the conversion motor 454 is reversely rotated until the conversion rod 453 leaves above the positioning plate 2, the supporting block 41 is driven to move downwards by the lifting electric push rod 451 until the supporting block 41 is abutted with the positioning plate 2, meanwhile, the first positioning block 43 enters the positioning groove 411, the first positioning block 43 pushes the plurality of positioning rods 42 to slide, one ends of the plurality of positioning rods 42 are positioned in the supporting block 41 to jointly form a conical surface, the conical bearing inner ring is placed between the plurality of positioning rods 42 along the direction that the small ends are close to the positioning plate 2, the axis of the conical bearing inner side wall of the conical bearing inner side of the conical bearing ring is vertical to the positioning plate 2, and the grinding wheel is convenient to grind the large end straight section and the small end straight section of the inner side wall of the conical bearing ring.
When the second positioning block 44 needs to be replaced, the lifting electric push rod 451 moves the supporting block 41 upwards, the conversion motor 454 drives the conversion shaft 452 to rotate, the conversion shaft 452 drives the conversion rod 453 to rotate, the conversion rod 453 drives the first positioning block 43 and the second positioning block 44 to rotate, the second positioning block 44 moves to a position coaxial with the supporting block 41, then the conversion rod 453 is reversely rotated until the conversion rod 453 leaves the upper part of the positioning plate 2, the lifting electric push rod 451 moves the supporting block 41 downwards until the supporting block 41 is abutted with the positioning plate 2, meanwhile, the second positioning block 44 enters the positioning groove 411, the second positioning block 44 repositions the tapered bearing inner ring through the plurality of positioning rods 42, one side of the middle tapered section of the tapered bearing inner ring is perpendicular to the positioning plate 2, and the grinding wheel is convenient for grinding the middle tapered section of the tapered bearing inner ring.
Referring to fig. 3, a plurality of spiral grooves 412 are formed in the bottom of the support block 41, the plurality of spiral grooves 412 are all coaxially arranged with the support block 41 and are located in the same area, and spiral lines of the plurality of spiral grooves 412 are alternately arranged one by one.
The fixed subassembly 5 includes fixed electric putter 51, telescopic link 52, connecting plate 53 and drive portion 54, and fixed electric putter 51, telescopic link 52 all are provided with a plurality of, and all with the helicla flute 412 one-to-one, and the one end that the movable end was kept away from to fixed electric putter 51 stiff end slides and sets up in helicla flute 412, and the movable end of fixed electric putter 51 is located same height towards the center department of supporting shoe 41.
The telescopic rod 52 is located below the fixed electric push rod 51 and is vertically arranged, and the movable end of the telescopic rod 52 is fixedly connected with the fixed end of the fixed electric push rod 51. The connecting plate 53 is circular platy and is located the bottom of supporting shoe 41, and the connecting plate 53 level sets up, and the edge rotates with the bottom of supporting shoe 41 to be connected, the stiff end and the connecting plate 53 fixed connection of telescopic link 52.
The driving part 54 includes a clutch block 541, a driving plate 542, and a driving motor 543, where the clutch block 541 is located below the connecting plate 53 and at the center of the connecting plate 53, and the clutch block 541 is in a rectangular block shape and is fixedly connected with the connecting plate 53.
The driving plate 542 is in a circular plate shape and is embedded on the positioning plate 2, the driving plate 542 and the positioning plate 2 are coaxially arranged and are rotationally connected with the positioning plate 2, and the top surface of the driving plate 542 is flush with the top surface of the positioning plate 2. The top surface of the driving plate 542 is provided with a clutch slot 5421, the clutch slot 5421 is located at the center of the driving plate 542 and is matched with the clutch block 541, and the clutch block 541 is clamped in the clutch slot 5421.
The driving motor 543 is located below the driving plate 542 and is fixedly connected with the positioning plate 2, and an output shaft of the driving motor 543 is fixedly connected with the driving plate 542 coaxially.
When the electric power transmission device is used, the driving motor 543 is started, the driving motor 543 drives the driving plate 542 to rotate, the driving plate 542 drives the connecting plate 53 to rotate through the clutch block 541 and the clutch groove 5421, the connecting plate 53 drives the plurality of telescopic rods 52 to rotate, and the telescopic rods 52 drive the fixed electric push rods 51 to rotate, so that the position of the fixed electric push rods 51 is adjusted according to the small end position of the tapered bearing inner ring, and the fixed electric push rods 51 are stable and reliable in fixing the small end of the tapered bearing inner ring.
Referring to fig. 1 and 2, the rotating assembly 3 includes a first clutch sleeve 31, a second clutch sleeve 32, a first rotating motor 33, a second rotating motor 34, and a lifting part 35, wherein the first clutch sleeve 31 is located below the positioning plate 2 and is fixedly connected with the positioning plate 2 through a fixing plate, the inner sidewall of the first clutch sleeve 31 is in a regular hexagon shape, and the center line coincides with the axis direction of the positioning plate 2.
Referring to fig. 2, the second clutch sleeve 32 is located below the positioning plate 2 and on one side of the first clutch sleeve 31, the second clutch sleeve 32 is fixedly connected with the positioning plate 2 through a fixing plate, the inner side wall of the second clutch sleeve 32 is in a regular hexagon shape, the center line passes through the rotation center of the positioning plate 2, and when the second positioning block 44 is located in the positioning slot 411, the axial direction of the tapered bearing inner ring coincides with the center line of the second clutch sleeve 32.
The first rotating motor 33 is located below the first clutch sleeve 31, and the output shaft is matched with the inner side wall of the first clutch sleeve 31, and the rotating axis of the first rotating motor 33 is coincident with the central line of the first clutch sleeve 31.
The second rotating motor 34 is located at one end of the second clutch sleeve 32 away from the positioning plate 2, the output shaft is matched with the inner side wall of the second clutch sleeve 32, and the rotating axis of the second rotating motor 34 is coincident with the center line of the second clutch sleeve 32.
Referring to fig. 1, the lifting part 35 includes a first cylinder 351 and a second cylinder 352, the first cylinder 351 is located under the first rotating motor 33, the first cylinder 351 is vertically disposed, and a fixed end is fixedly connected with the support leg 12, and a movable end of the first cylinder 351 is fixedly connected with the first rotating motor 33.
The second cylinder 352 is located at one end of the second rotating motor 34 far away from the second clutch sleeve 32, the second cylinder 352 is obliquely arranged, the extending direction is the same as the direction of the rotating axis of the second rotating motor 34, the fixed end of the second cylinder 352 is fixedly connected with the supporting leg 12, and the movable end of the second cylinder 352 is fixedly connected with the second rotating motor 34.
When the grinding machine is used, when the large-end flat section and the small-end flat section of the conical bearing inner ring are required to be ground, the first air cylinder 351 is started, the first air cylinder 351 pushes the first rotating motor 33 to move to the first clutch sleeve 31, the output shaft of the first rotating motor 33 is inserted into the first clutch sleeve 31, the first rotating motor 33 is started, the first rotating motor 33 drives the positioning plate 2 to rotate, and the positioning plate 2 drives the conical bearing inner ring to rotate, so that the grinding wheel is convenient for grinding the large-end flat section and the small-end flat section; when the middle conical section of the conical bearing inner ring is required to be ground, the first rotating motor 33 is reset through the first air cylinder 351, the second air cylinder 352 is started, the second air cylinder 352 drives the second rotating motor 34 to move to the second clutch sleeve 32, the output shaft of the second rotating motor 34 is inserted into the second clutch sleeve 32, the second rotating motor 34 is started, the second rotating motor 34 drives the positioning plate 2 to rotate, and the positioning plate 2 drives the conical bearing inner ring to rotate, so that the grinding wheel is convenient for grinding the middle conical section.
The implementation principle of the positioning device of the conical bearing in the embodiment of the application is as follows: when the lifting electric push rod 451 is started during use, the lifting electric push rod 451 enables the supporting block 41 to leave the positioning plate 2, the switching motor 454 is started, the switching motor 454 drives the switching shaft 452 to rotate, the switching shaft 452 enables the first positioning block 43 and the second positioning block 44 to be replaced through the switching rod 453, and when the first positioning block 43 or the second positioning block 44 moves below the supporting block 41, the lifting electric push rod 451 enables the supporting block 41 to move downwards until the supporting block 41 abuts against the positioning plate 2.
When the first positioning block 43 is located in the positioning slot 411, the driving motor 543 is started, the driving motor 543 adjusts the position of the fixed electric push rod 51 relative to the small end of the conical bearing inner ring through the driving plate 542 and the connecting plate 53, the fixed electric push rod 51 is started, the movable end of the fixed electric push rod 51 extends out, the plurality of fixed electric push rods 51 enable the supporting block 41 to be fixed with the conical bearing outer ring, then the first air cylinder 351 is started, the first air cylinder 351 enables the output shaft of the first rotating motor 33 to be inserted into the first clutch sleeve 31, the first rotating motor 33 is started, the first rotating motor 33 drives the positioning plate 2 to rotate, and the large end straight section and the small end straight section of the conical bearing inner ring are convenient to grind.
When the second positioning block 44 is located in the positioning slot 411, the position of the fixed electric push rod 51 is adjusted through the driving motor 543, the fixed electric push rod 51 is opposite to the small end of the tapered bearing inner ring, the small end of the tapered bearing inner ring is fixed through the fixed electric push rod 51, then the second cylinder 352 is started, the output shaft of the second rotating motor 34 is inserted into the second clutch sleeve 32 through the second cylinder 352, the second rotating motor 34 is started, the positioning plate 2 is driven to rotate by the second rotating motor 34, and the tapered section in the middle of the tapered bearing inner ring is convenient to grind.
The embodiment of the application also discloses a reverse positioning grinding method of the positioning device of the conical bearing, which comprises the following steps:
Placing a first positioning block 43: starting the lifting electric push rod 451, wherein the lifting electric push rod 451 drives the supporting block 41 to move upwards, starting the conversion motor 454, driving the conversion shaft 452 and the conversion rod 453 to rotate, and enabling the conversion rod 453 to enable the first positioning block 43 to move below the supporting block 41, enabling the first positioning block 43 to be in a coaxial position with the supporting block 41, enabling the conversion rod 453 to reversely rotate, enabling the lifting electric push rod 451 to enable the supporting block 41 to move downwards until the supporting block 41 is in contact with the positioning plate 2, and enabling the first positioning block 43 to enter the positioning groove 411;
Placing a conical bearing inner ring: the first positioning blocks 43 push the positioning rods 42 to slide, and the small ends of the conical bearing inner rings are placed into the supporting blocks 41 towards the direction close to the positioning plates 2, so that the axes of the conical bearing inner rings are perpendicular to the positioning plates 2;
Fixing the inner ring of the conical bearing: starting a driving motor 543, driving the driving plate 542 to rotate by the driving motor 543, driving the connecting plate 53 to rotate by the driving plate 542 through the clutch block 541 and the clutch groove 5421, adjusting the position of the fixed electric push rod 51 by the connecting plate 53 through the telescopic rod 52, enabling the fixed electric push rod 51 to be positioned at the small end of the conical bearing inner ring, enabling the movable end of the fixed electric push rod 51 to extend out, fixing the small end of the conical bearing inner ring, and achieving reverse positioning of the conical bearing inner ring;
Grinding the large end and the small end: starting a first air cylinder 351, enabling an output shaft of a first rotating motor 33 to be inserted into a first clutch sleeve 31 by the first air cylinder 351, starting the first rotating motor 33, enabling a positioning plate 2 to rotate by the first rotating motor 33, enabling a conical bearing inner ring to rotate by the positioning plate 2, and grinding a large end straight section and a small end straight section of the conical bearing inner ring by a grinding wheel;
The first positioning block 43 is taken out: the movable end of the fixed electric push rod 51 is contracted, the fixation of the small end of the inner ring of the conical bearing is released, the lifting electric push rod 451 is started, the supporting block 41 is moved upwards by the lifting electric push rod 451, the conversion motor 454 is started, the conversion motor 454 is used for pulling the first positioning block 43 away from the lower part of the supporting block 41 through the conversion shaft 452 and the conversion rod 453, and the first positioning block 43 in the positioning slot 411 is taken out;
Placing a second dot bit block: after the first positioning block 43 is moved out of the lower portion of the supporting block 41 by the switching rod 453, the second positioning block 44 is pushed by the other switching rod 453 to move to the lower portion of the supporting block 41, the switching rod 453 is reversely rotated, the lifting electric push rod 451 moves the supporting block 41 downwards until the supporting block 41 is abutted with the positioning plate 2, and the second positioning block 44 enters the positioning slot 411;
Fixing the inner ring of the conical bearing: the second positioning block 44 pushes the positioning rods 42 to slide, the positioning rods 42 reposition the conical bearing inner ring to enable one side of the middle conical section to be perpendicular to the positioning plate 2, then the relative position of the fixed electric push rod 51 and the small end of the conical bearing inner ring is adjusted through the driving motor 543 to enable the fixed electric push rod 51 to be in a right-facing state with the small end of the conical bearing inner ring, the movable end of the fixed electric push rod 51 stretches out, and the small end of the conical bearing inner ring is fixed, so that the reverse positioning of the conical bearing inner ring is realized;
Grinding the middle conical section: the second cylinder 352 is started, the second cylinder 352 drives the second rotating motor 34 to move, the output shaft of the second rotating motor 34 is inserted into the second clutch sleeve 32, the second rotating motor 34 is started, the second rotating motor 34 drives the positioning plate 2 to rotate, the grinding wheel is abutted to the position where the middle conical section is perpendicular to the positioning plate 2, the middle conical section is ground through the grinding wheel, and grinding of the inner part of the conical bearing is completed.
When the inner side wall of the conical bearing inner ring is ground, the positioning rod 42 is pushed to position the conical bearing inner ring through the first positioning block 43 or the second positioning block 44, the small end of the conical bearing inner ring is fixed through the fixed electric push rod 51, so that reverse positioning of the conical bearing inner ring is realized during grinding, grinding of the grinding wheel on the large-end flat section, the small-end flat section and the middle conical section of the conical bearing inner ring is realized through different positioning states of the conical bearing inner ring through the first positioning block 43 and the second positioning block 44, and the rotation axis direction of the grinding wheel is not required to be changed when the grinding wheel grinds the middle conical section of the conical bearing inner ring, so that the grinding wheel is convenient to grind the middle conical section of the conical bearing inner ring in reverse positioning.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. A positioning device for a conical bearing, characterized in that: including base plate (1), locating plate (2), locating component (4) and fixed subassembly (5), locating plate (2) inlay and establish on base plate (1), and with base plate (1) rotate and connect, locating component (4) include supporting shoe (41), locating lever (42), first locating shoe (43) and second locating shoe (44), supporting shoe (41) set up on locating plate (2), and with locating plate (2) are connected, supporting shoe (41) are annular, and are close to one side of locating plate (2) has seted up annular constant head tank (411), locating lever (42) are provided with a plurality of, and all wear to establish on the inside wall of supporting shoe (41), a plurality of locating lever (42) all with supporting shoe (41) sliding connection, and follow the inside wall of supporting shoe (41) a week with supporting shoe (41) are close to or keep away from the direction of locating plate (2), one end of locating lever (42) is located in locating shoe (411), the other end is located in the inside of locating shoe (41), second locating shoe (43) are located in the outside of equal side wall (43), and the shape of inside wall all with the middle part toper section looks adaptation of toper bearing inner race, works as first locating piece (43) are located when constant head tank (411), the axis of toper bearing inner race with locating plate (2) are perpendicular, works as second locating piece (44) are located when constant head tank (411), one side of toper bearing inner race middle part toper section with locating plate (2) are perpendicular, fixed subassembly (5) set up the bottom of supporting shoe (41), and be used for fixing the tip of toper bearing inner race, locating plate (2) with be provided with between base plate (1) and rotate subassembly (3), rotate subassembly (3) are used for making locating plate (2) rotate around the axis direction of toper bearing inner race.
2. The positioning device of a tapered bearing according to claim 1, wherein a lifting electric push rod (451) is arranged on the positioning plate (2), a fixed end of the lifting electric push rod (451) is fixedly connected with the positioning plate (2), and a movable end is fixedly connected with an outer side wall of the supporting block (41).
3. The positioning device of a tapered bearing according to claim 2, wherein the positioning plate (2) is flush with the base plate (1), a conversion shaft (452) is rotatably connected to the base plate (1), the conversion shaft (452) is located at one side, away from the lifting electric push rod (451), of the supporting block (41), two arc-shaped conversion rods (453) are fixedly connected to the conversion shaft (452), the radian directions of the two conversion rods (453) are opposite, the first positioning block (43) and the second positioning block (44) are respectively located at the arc positions of the two conversion rods (453), the conversion shaft (452) is connected with a conversion motor (454), the conversion motor (454) is fixedly connected with the base plate (1), and the output shaft is fixedly connected with the conversion shaft (452) in a coaxial mode.
4. The positioning device of a tapered bearing according to claim 1, wherein the fixing component (5) comprises a fixed electric push rod (51), a telescopic rod (52), a connecting plate (53) and a driving part (54), a plurality of spiral grooves (412) are formed in the bottom of the inner side wall of the supporting block (41), the fixed electric push rod (51) and the telescopic rod (52) are provided with a plurality of spiral grooves (412) and are in one-to-one correspondence, the fixed end of the fixed electric push rod (51) is slidably arranged in the spiral grooves (412), the movable end horizontally faces the center of the supporting block (41), the movable end of the telescopic rod (52) is fixedly connected with the fixed end of the fixed electric push rod (51), the fixed end is fixedly connected with the connecting plate (53), the connecting plate (53) is rotatably connected with the supporting block (41), and the driving part (54) is arranged on the positioning plate (2) and is used for driving the connecting plate (53) to rotate.
5. The positioning device for the tapered bearing according to claim 4, wherein the driving part (54) comprises a clutch block (541), a driving plate (542) and a driving motor (543), the clutch block (541) is fixedly connected to a center of one side of the connecting plate (53) away from the telescopic rod (52), the driving plate (542) is rotatably arranged on the positioning plate (2), a clutch groove (5421) adapted to the clutch block (541) is formed in the driving plate (542), the clutch block (541) and the clutch groove (5421) are all polygonal, the clutch block (541) is clamped in the clutch groove (5421), the driving motor (543) is fixedly connected to the positioning plate (2), and an output shaft is fixedly connected to the center of the driving plate (542).
6. The positioning device of a conical bearing according to claim 1, wherein the base plate (1) is provided with a spherical groove (11), the edge of the positioning plate (2) protrudes outwards to form a spherical surface, the spherical edge of the positioning plate (2) is matched with the spherical groove (11) and is positioned in the spherical groove (11), the rotating assembly (3) comprises a first clutch sleeve (31), a second clutch sleeve (32), a first rotating motor (33), a second rotating motor (34) and a lifting part (35), the first clutch sleeve (31) and the second clutch sleeve (32) are both positioned on one side of the positioning plate (2) far away from the supporting block (41) and are both fixedly connected with the positioning plate (2), the first clutch sleeve (31) is positioned at the rotating center of the positioning plate (2) and is vertically arranged with the positioning plate (2), the second clutch sleeve (32) is positioned on one side of the first clutch sleeve (31) and is far away from the first rotating center line (32) in a direction of the first clutch sleeve (31), the second clutch sleeve (32) is obliquely arranged towards the inner side of the first rotating sleeve (31), and the second clutch sleeve (32) is obliquely arranged towards the rotating center line (32) of the first rotating plate (31) The second rotating motor (34) is located on one side, far away from the locating plate (2), of the first clutch sleeve (31), and is connected with the base plate (1), the axis direction of the first rotating motor (33) coincides with the central line of the first clutch sleeve (31), the shape of an output shaft coincides with the shape of the inner side wall of the first clutch sleeve (31), the axis direction of the second rotating motor (34) coincides with the central line of the second clutch sleeve (32), the shape of the output shaft coincides with the shape of the inner side wall of the second clutch sleeve (32), the lifting part (35) is arranged between the first rotating motor (33) and the base plate (1), and is used for enabling the first rotating motor (33) to be close to or far away from the first clutch sleeve (31) and the second rotating motor (34) to be close to or far away from the second clutch sleeve (32).
7. The positioning device of a conical bearing according to claim 6, wherein the lifting part (35) comprises a first cylinder (351) and a second cylinder (352), the fixed end of the first cylinder (351) is fixedly connected with the base plate (1), the movable end is fixedly connected with the first rotating motor (33), the fixed end of the second cylinder (352) is fixedly connected with the base plate (1), and the movable end is fixedly connected with the second rotating motor (34).
8. The positioning device of a tapered bearing according to claim 1, wherein a stopper (421) is fixedly arranged on the positioning rod (42), and the stopper (421) is located inside the supporting block (41).
9. A positioning device for a tapered bearing according to claim 1, wherein both ends of the positioning rod (42) are hemispherical.
10. The reverse orientation grinding method of an orientation apparatus according to any one of claims 1 to 9, comprising the steps of:
-placing the first positioning block (43): positioning the support block (41) away from the positioning plate (2), placing the first positioning block (43) between the support block (41) and the positioning plate (2), bringing the support block (41) close to the positioning plate (2), and bringing the first positioning block (43) into the positioning groove (411);
Placing a conical bearing inner ring: the first positioning blocks (43) push a plurality of positioning rods (42) to slide, and the small ends of the inner rings of the tapered bearings are placed into the supporting blocks (41) towards the direction close to the positioning plates (2), so that the axes of the inner rings of the tapered bearings are perpendicular to the positioning plates (2);
fixing the inner ring of the conical bearing: the small end of the conical bearing inner ring is fixed through the fixing component (5);
grinding the large end and the small end: the rotating assembly (3) drives the positioning plate (2) to rotate around the axis of the conical bearing inner ring, and the large-end straight section and the small-end straight section of the conical bearing inner ring are ground through the grinding wheel;
-extracting the first positioning block (43): releasing the fixing of the small end of the conical bearing inner ring by the fixing assembly (5), enabling the supporting block (41) to be far away from the positioning plate (2), and taking out the first positioning block (43) in the positioning groove (411);
Placing the second positioning block: after the first positioning block (43) is taken out, the second positioning block (44) is put between the supporting block (41) and the positioning plate (2), the supporting block (41) is close to the positioning plate (2), and the second positioning block (44) enters the positioning groove (411);
fixing the inner ring of the conical bearing: the second positioning blocks (44) push a plurality of positioning rods (42) to slide, the positioning rods (42) reposition the conical bearing inner ring, one side of the middle conical section is perpendicular to the positioning plate (2), and then the small end of the conical bearing inner ring is fixed through the fixing assembly (5);
Grinding the middle conical section: the locating plate (2) rotates around the axis direction of the conical bearing inner ring through the rotating assembly (3), the grinding wheel is abutted to the position of the middle conical section perpendicular to the locating plate (2), and the grinding wheel is used for grinding the middle conical section to finish the grinding of the inner part of the conical bearing inner ring.
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| CN202211271960.2A CN115519474B (en) | 2022-10-18 | 2022-10-18 | Positioning device of conical bearing and reverse positioning grinding method thereof |
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| CN202211271960.2A CN115519474B (en) | 2022-10-18 | 2022-10-18 | Positioning device of conical bearing and reverse positioning grinding method thereof |
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| US4938615A (en) * | 1989-10-26 | 1990-07-03 | The Timken Company | Roll neck bearing |
| JP3896411B2 (en) * | 2000-05-08 | 2007-03-22 | 独立行政法人理化学研究所 | Free curved surface precision machining tool |
| CN201320706Y (en) * | 2008-11-07 | 2009-10-07 | 威海三韩精密机械有限公司 | Bearing for centerless grinder |
| CN105081742B (en) * | 2015-08-31 | 2017-08-04 | 慈溪市特种轴承有限公司 | A kind of end ring installs equipment |
| CN107714329B (en) * | 2017-11-08 | 2024-03-01 | 南京康尼机电股份有限公司 | Rotary module of wheelchair |
| CN108145544A (en) * | 2017-12-22 | 2018-06-12 | 新昌县三源轴承有限公司 | A kind of accurate movable guide ring and its former |
| CN111922844A (en) * | 2020-07-16 | 2020-11-13 | 安徽千禧精密轴承制造有限公司 | Grinding device for machining precision bearing |
| CN113997199A (en) * | 2021-11-10 | 2022-02-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Tool clamp for tapered roller bearing inner ring and inner ring raceway processing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102837149A (en) * | 2011-06-23 | 2012-12-26 | 上海创力集团股份有限公司 | Tapered self-centering device |
| CN102806497A (en) * | 2012-07-24 | 2012-12-05 | 苏州市建军纺机配件厂 | Clamp for grinding machining of outer ring of tapered roller bearing |
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