CN103921213A - Multipoint ultrasonic vibration CBN grinding wheel dressing device - Google Patents
Multipoint ultrasonic vibration CBN grinding wheel dressing device Download PDFInfo
- Publication number
- CN103921213A CN103921213A CN201410093779.6A CN201410093779A CN103921213A CN 103921213 A CN103921213 A CN 103921213A CN 201410093779 A CN201410093779 A CN 201410093779A CN 103921213 A CN103921213 A CN 103921213A
- Authority
- CN
- China
- Prior art keywords
- ultrasonic vibration
- grinding wheel
- cbn
- multiple spot
- slide block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910001651 emery Inorganic materials 0.000 claims description 26
- 229910003460 diamond Inorganic materials 0.000 claims description 11
- 239000010432 diamond Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 17
- 238000005516 engineering process Methods 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000009966 trimming Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009760 electrical discharge machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
-
- 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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
- B24B53/065—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels having other than straight profiles, e.g. crowned
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The invention discloses a multipoint ultrasonic vibration CBN grinding wheel dressing device mainly comprising a bed (7), a three-phase asynchronous motor (2), a grinding wheel (1), a support plate (12) and a four-point positioning chuck. The three-phase asynchronous motor is disposed above the left end of the bed. The grinding wheel is disposed at the right end of the three-phase asynchronous motor. A vertical adjustment is arranged between the three-phase asynchronous motor and the bed. The support plate is slidably connected with the bed. The four-point positioning chuck is fixed at the upper end of the support plate. The multipoint ultrasonic vibration CBN grinding wheel dressing device is simple in structure and easy to operate; four sliders move along a normal by rotating a voltaic wrench, cutting forces of symmetric positions are mutually counteracted, and rigidity of a cutting system and cutting stability are improved; a slider structure employs the ultrasonic vibration technology, abrasive particles on the dressed surface of the CBN grinding wheel are sharp, and chip containing space is large. Compared with the laser dressing method, the multipoint ultrasonic vibration CBN grinding wheel dressing device has the advantages that deformation of the surface of the CBN grinding wheel and the cutting force are greatly decreased, cutting speed is significantly lowered, and the service life of the CBN grinding wheel is prolonged.
Description
Technical field
The present invention relates to a kind of multiple spot turning trimming device, and relate to ultrasonic vibration dressing technique, be applicable to the high-efficiency and precision finishing of CBN emery wheel.
Background technology
The processing method of at present conventional CBN emery wheel has common turning method, laser reconditioning method and discharge finishing method etc.Common turning method trimming wheel device generally adopts the turning of single-point polycrystalline diamond, to reach dressing purpose.But efficiency is too low, cutter and abrasion of grinding wheel are fast, cut inhomogeneously, and the surface quality of emery wheel cannot guarantee.In order to reach efficient finishing, people often adopt laser reconditioning method and discharge finishing method etc.Laser reconditioning method, by controlling relative motion and the parameters between emery wheel and laser, realizes emery wheel material and effectively removes, and reaches dressing purpose.But laser reconditioning must adopt perfect automatic control system, make expensive.In discharge finishing method, extensively adopt spark erosion technique, it carrys out trimming wheel by galvano-cautery phenomenon.Though can reach very high precision, but owing to there being discharging gap, need repeatedly adjust electrode size and electrical quantity, process loaded down with trivial details, inefficiency.
Summary of the invention
For above problem, the present invention proposes a kind of multiple spot turning trimming device, and adopt ultrasonic vibration dressing technique, realize the finishing of CBN emery wheel.
The present invention is as follows for provided technical scheme is provided:
A multiple spot ultrasonic vibration CBN wheel dresser, is mainly comprised of lathe bed, threephase asynchronous machine, emery wheel, gripper shoe and four point positioning chuck, wherein:
Described threephase asynchronous machine is arranged on the left end top of lathe bed, and emery wheel is arranged on the right-hand member of threephase asynchronous machine, and upper and lower adjusting device is set between threephase asynchronous machine and lathe bed,
Described gripper shoe and lathe bed are slidably connected, and four point positioning chuck is fixed on gripper shoe upper end,
Described four point positioning chuck comprises deck, slide block, bevel gear wheel and bevel pinion, and slide block is fixed on deck, and bevel gear wheel is connected with slide block, and transducer, ultrasonic transformer and diamond pen are installed on slide block, and transducer is connected with supersonic generator.
Further, described upper and lower adjusting device is comprised of the first helical gear, the second helical gear, axle and base plate, described the first helical gear axle head is provided with screw thread, the second helical gear is meshed with the first helical gear through axle, base plate bottom is provided with screwed hole, and described base plate is arranged on the bottom of threephase asynchronous machine.
Further, described upper and lower adjusting device also comprises miniature lever, and described miniature lever is arranged on the outer end of axle, controls the first helical gear and the second helical gear and rotates.
Further, described slide block is four, and described ultrasonic transformer is bolted on slide block, and ultrasonic transformer front end is connected with transducer with diamond pen respectively with rear end.
Further, described lathe bed top arranges tooth bar, and gripper shoe bottom arranges straight spur gear, and gripper shoe is slidably connected by gear & rack structure and dovetail groove guide rail and lathe bed.
Further, gripper shoe and lathe bed junction arrange large handle.
Further, the upper end of described gripper shoe is fixedly connected with four point positioning chuck by screw.
Further, described threephase asynchronous machine is connected by key with emery wheel.
Further again, the back side of described bevel gear wheel is with archimedean spiral groove, and bevel gear wheel meshes by archimedean spiral groove and slide block.
Beneficial effect of the present invention is as follows: the present invention adopts manual multiple spot trimming device, has broken through the efficiency existing in single-point finishing emery wheel technology in the past low, every problem such as low precision, and simple in structure, easy operating.In multiple spot trimming device, adopt and be evenly distributed on four ultrasonic vibration slide blocks on chuck, by rotating voltaic spanner, realize four slide blocks and along normal direction, move, the cutting force of symmetric position is cancelled out each other, and improved the rigidity of cutting system and the stability of cutting simultaneously.In slide block structure, adopt ultrasonic vibration technology, make the CBN wheel face abrasive particle of finishing sharp, chip space is large.Compare with laser reconditioning method, multiple spot ultrasonic wave dressing method significantly reduces the deflection of CBN wheel face and cutting force, and cutting temperature significantly reduces, and has extended the service life of CBN emery wheel.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is top view of the present invention;
Fig. 3 is the front view of four point positioning chuck;
Fig. 4 is the later structural representation of ultrasonic vibration slide block removing in four point positioning chuck structure;
Fig. 5 is the cutaway view of Fig. 4;
Fig. 6 is the cutaway view of ultrasonic vibration slide block.
the specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
A multiple spot ultrasonic vibration CBN wheel dresser, (top view that Fig. 2 is Fig. 1) as shown in Figure 1, 2, is mainly comprised of lathe bed 7, threephase asynchronous machine 2, CBN emery wheel 1, gripper shoe 12 and four point positioning chuck 13, wherein:
Described threephase asynchronous machine is arranged on the left end top of lathe bed, and emery wheel is arranged on the right-hand member of threephase asynchronous machine, and described threephase asynchronous machine is connected by key with emery wheel.Upper and lower adjusting device is set between threephase asynchronous machine and lathe bed, described upper and lower adjusting device is comprised of the first helical gear 4, the second helical gear 6, axle and base plate 3, the axle head of described the first helical gear 4 is provided with screw thread, the second helical gear 6 is meshed with the first helical gear through axle, base plate 3 bottoms are provided with screwed hole, described base plate is arranged on the bottom of threephase asynchronous machine, and miniature lever 5 is arranged on the outer end of axle, controls the first helical gear and the second helical gear and rotates.
Described gripper shoe and lathe bed are slidably connected, and the upper end of gripper shoe is fixedly connected with four point positioning chuck by screw.Gripper shoe and lathe bed junction arrange large handle 11.As shown in Fig. 3,4,5, described four point positioning chuck comprises deck 14, slide block 15, bevel gear wheel 17 and bevel pinion 20, and the back side of described bevel gear wheel 17 is with archimedean spiral groove.Bevel gear wheel 17, by archimedean spiral groove and slide block 15 engagements (also can mesh with slide block by other means), is installed transducer 21, ultrasonic transformer 22 and diamond pen 23 on slide block, and transducer is connected with supersonic generator.As shown in Figure 3, described slide block 15 is four.As shown in Figure 6, described ultrasonic transformer 22 is bolted on slide block, and ultrasonic transformer front end is connected with transducer 21 with diamond pen 23 respectively with rear end.
The described mode being slidably connected is: lathe bed top arranges tooth bar 8, and gripper shoe bottom arranges straight spur gear 10, and gripper shoe is slidably connected by gear & rack structure and dovetail groove guide rail and lathe bed.Of the present invention being slidably connected also can be in prior art, other play the mode of similar effect.
Description of reference numerals in Fig. 1-6: 1 is CBN emery wheel, 2 is threephase asynchronous machine, and 3 is base plate, and 4 is the first helical gear, 5 is miniature lever, and 6 is the second helical gear, and 7 is lathe bed, and 8 is tooth bar, 9 is dovetail groove guide rail, and 10 is straight spur gear, and 11 is large handle, and 12 is gripper shoe, 13 is four point positioning chuck, and 14 is deck, and 15 is slide block, and 16 is drive end bearing bracket, 17 is bevel gear wheel, and 18 is rear end cap, and 19 is locating ring, and 20 is bevel pinion, 21 is transducer, and 22 is ultrasonic transformer, and 23 is diamond pen.
In one embodiment, multiple spot ultrasonic vibration CBN wheel dresser, comprises lathe bed 7, and lathe bed left end is provided with threephase asynchronous machine 2, and the junction of threephase asynchronous machine and lathe bed is provided with upper and lower adjusting device, and threephase asynchronous machine right-hand member is provided with CBN emery wheel 1; Lathe bed top is provided with tooth bar 8, upper and lower adjusting device is by miniature lever 5, screwed the first helical gear 4 of axle head, form with the second helical gear 6 of its engagement and the base plate 3 that is threaded hole, the height up and down that regulates emery wheel by rotation miniature lever, makes it align with four point positioning chuck hub.Gripper shoe 12 is by inner straight spur gear gear 10 and tooth bar 8 engagements, by gear & rack structure and dovetail groove guide rail and lathe bed, be slidably connected, realize the left and right reciprocating feed of gripper shoe and four point positioning chuck 13, gripper shoe is fixedly connected with four point positioning chuck by screw; Four point positioning chuck is comprised of with bevel gear wheel 17, bevel pinion 20 and the voltaic spanner of archimedean spiral groove four ultrasonic vibration slide blocks 15, deck 14, the back side, rotate voltaic spanner, can realize four equally distributed ultrasonic vibration slide blocks and along the normal direction of bevel gear wheel, advance or retreat simultaneously.Ultrasonic vibration slide block comprises transducer 21, ultrasonic transformer 22 and diamond pen 23.Transducer is by piezo-electric effect, and the diamond pen that ultrasonic transformer end is connected carries out dither.The present invention adopts manual drives, simple in structure, easy operating; Can realize the precise high-efficiency finishing of CBN emery wheel.
During concrete enforcement, small handle with sleeve 5, moves up and down by two intermeshing helical gears 4 and 6 base plate 3 that is threaded hole, and the height up and down that regulates CBN emery wheel 1 with this makes itself and four point positioning chuck 13 center-aligned.Threephase asynchronous machine 2 is connected with CBN emery wheel 1 by key, drives 1 rotation of CBN emery wheel, rotates large handle 11, and its inner straight spur gear 10 and tooth bar 8 engagements are realized thus gripper shoe 12 and moved back and forth with the left and right of four point positioning chuck 13.Four point positioning chuck 13 inside are provided with bevel pinion 20, rotate voltaic spanner, can realize four equally distributed ultrasonic vibration slide blocks 15 and along the normal direction of bevel gear wheel 17, advance or retreat simultaneously.In ultrasonic vibration slide block 15 structures, transducer 21 converts electrical signals to mechanical oscillation by piezo-electric effect, through ultrasonic transformer 22, improves ultrasonic amplitude, and the diamond pen 23 that ultrasonic transformer end is connected carries out dither.
The present invention adopts manual multiple spot trimming device, has broken through the efficiency existing in single-point finishing emery wheel technology in the past low, every problem such as low precision, and simple in structure, easy operating.In multiple spot trimming device, adopt and be evenly distributed on four ultrasonic vibration slide blocks on chuck, by rotating voltaic spanner, realize four slide blocks and along normal direction, move, the cutting force of symmetric position is cancelled out each other, and improved the rigidity of cutting system and the stability of cutting simultaneously.In slide block structure, adopt ultrasonic vibration technology, make the CBN wheel face abrasive particle of finishing sharp, chip space is large.Compare with laser reconditioning method, multiple spot ultrasonic wave dressing method significantly reduces the deflection of CBN wheel face and cutting force, and cutting temperature significantly reduces, and has extended the service life of CBN emery wheel.
Protection domain of the present invention is not limited to above-mentioned embodiment, and every technology distortion of doing according to the technology of the present invention principle, within all falling into protection scope of the present invention.
Claims (9)
1. a multiple spot ultrasonic vibration CBN wheel dresser, is characterized in that, mainly by lathe bed (7), threephase asynchronous machine (2), emery wheel (1), gripper shoe (12) and four point positioning chuck (13), formed, wherein:
Described threephase asynchronous machine is arranged on the left end top of lathe bed, and emery wheel is arranged on the right-hand member of threephase asynchronous machine, and upper and lower adjusting device is set between threephase asynchronous machine and lathe bed,
Described gripper shoe and lathe bed are slidably connected, and four point positioning chuck (13) is fixed on gripper shoe upper end,
Described four point positioning chuck comprises deck (14), slide block (15), bevel gear wheel (17) and bevel pinion (20), slide block is fixed on deck, bevel gear wheel is connected with slide block (15), transducer (21), ultrasonic transformer (22) and diamond pen (23) are installed on slide block, and transducer is connected with supersonic generator.
2. multiple spot ultrasonic vibration CBN wheel dresser according to claim 1, it is characterized in that, described upper and lower adjusting device is comprised of the first helical gear (4), the second helical gear (6), axle and base plate (3), the axle head of described the first helical gear (4) is provided with screw thread, the second helical gear (6) is meshed with the first helical gear through axle, base plate (3) bottom is provided with screwed hole, and described base plate is arranged on the bottom of threephase asynchronous machine.
3. multiple spot ultrasonic vibration CBN wheel dresser according to claim 2, is characterized in that, described upper and lower adjusting device also comprises miniature lever (5), and described miniature lever is arranged on the outer end of axle, controls the first helical gear and the second helical gear and rotates.
4. multiple spot ultrasonic vibration CBN wheel dresser according to claim 2, it is characterized in that, described slide block (15) is four, and described ultrasonic transformer (22) is bolted on slide block, and ultrasonic transformer front end is connected with transducer (21) with diamond pen (23) respectively with rear end.
5. according to the multiple spot ultrasonic vibration CBN wheel dresser described in claim 3 or 4, it is characterized in that, described lathe bed top arranges tooth bar (8), and gripper shoe bottom arranges straight spur gear (10), and gripper shoe is slidably connected by gear & rack structure and dovetail groove guide rail and lathe bed.
6. multiple spot ultrasonic vibration CBN wheel dresser according to claim 5, is characterized in that, gripper shoe and lathe bed junction arrange large handle (11).
7. multiple spot ultrasonic vibration CBN wheel dresser according to claim 6, is characterized in that, the upper end of described gripper shoe is fixedly connected with four point positioning chuck by screw.
8. according to the multiple spot ultrasonic vibration CBN wheel dresser one of claim 6 or 7 Suo Shu, it is characterized in that, described threephase asynchronous machine is connected by key with emery wheel.
9. according to the multiple spot ultrasonic vibration CBN wheel dresser one of claim 6 or 7 Suo Shu, it is characterized in that, the back side of described bevel gear wheel (17) is with archimedean spiral groove, and bevel gear wheel meshes by archimedean spiral groove and slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410093779.6A CN103921213B (en) | 2014-03-14 | 2014-03-14 | Multiple spot ultrasonic activation CBN wheel dresser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410093779.6A CN103921213B (en) | 2014-03-14 | 2014-03-14 | Multiple spot ultrasonic activation CBN wheel dresser |
Publications (2)
| Publication Number | Publication Date |
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| CN103921213A true CN103921213A (en) | 2014-07-16 |
| CN103921213B CN103921213B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410093779.6A Active CN103921213B (en) | 2014-03-14 | 2014-03-14 | Multiple spot ultrasonic activation CBN wheel dresser |
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Cited By (5)
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| CN106392886A (en) * | 2015-07-30 | 2017-02-15 | 株式会社迪思科 | Grinding device |
| CN106737070A (en) * | 2017-03-14 | 2017-05-31 | 东北大学 | A kind of LASER HEAT aids in hard brittle material high efficient grinding experimental bench |
| CN108637688A (en) * | 2018-05-15 | 2018-10-12 | 何龙飞 | A kind of Multi-functional laser carving device |
| CN109158638A (en) * | 2018-11-02 | 2019-01-08 | 河南理工大学 | Mechanical low-frequency vibration drilling device |
| CN111496640A (en) * | 2020-04-27 | 2020-08-07 | 周洋 | Surface treatment facility that becomes more meticulous after ceramic shaping |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392886A (en) * | 2015-07-30 | 2017-02-15 | 株式会社迪思科 | Grinding device |
| CN106737070A (en) * | 2017-03-14 | 2017-05-31 | 东北大学 | A kind of LASER HEAT aids in hard brittle material high efficient grinding experimental bench |
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| CN108637688B (en) * | 2018-05-15 | 2019-05-07 | 广东中科瑞龙科技发展有限公司 | A kind of Multi-functional laser carving device |
| CN109158638A (en) * | 2018-11-02 | 2019-01-08 | 河南理工大学 | Mechanical low-frequency vibration drilling device |
| CN109158638B (en) * | 2018-11-02 | 2023-09-01 | 河南理工大学 | Mechanical low-frequency vibration drilling device |
| CN111496640A (en) * | 2020-04-27 | 2020-08-07 | 周洋 | Surface treatment facility that becomes more meticulous after ceramic shaping |
| CN111496640B (en) * | 2020-04-27 | 2021-10-01 | 南通通乐电子材料有限公司 | Surface treatment facility that becomes more meticulous after ceramic shaping |
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| CN103921213B (en) | 2017-01-04 |
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