CN109968155A - A kind of loading device for single side accurate grinding grinding machine - Google Patents
A kind of loading device for single side accurate grinding grinding machine Download PDFInfo
- Publication number
- CN109968155A CN109968155A CN201910391389.XA CN201910391389A CN109968155A CN 109968155 A CN109968155 A CN 109968155A CN 201910391389 A CN201910391389 A CN 201910391389A CN 109968155 A CN109968155 A CN 109968155A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- grinding
- loading device
- single side
- worm
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 239000000498 cooling water Substances 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
-
- 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
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
- B24B55/03—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of loading device for single side accurate grinding grinding machine, including being equipped with the main shaft of through hole, the belt wheel set of driving spindle rotation, the worm and gear kinematic pair to move up and down by ball screw assembly, driving spindle, being located at the cooling system that main shaft upper end is connected to through hole, the grinding wheel for being located at main shaft lower end.The present invention has feed motion more stable, the higher advantage of precision.
Description
Technical field
The invention belongs to equipment for grinding, and in particular to a kind of loading device for single side accurate grinding grinding machine.
Background technique
Hard brittle material such as silicon wafer, glass, sapphire, ceramics are compared with common material to upper disk knot in grinding process
The cutting force that structure bistrique part generates is bigger, needs its structural rigidity bigger, upper disk feed mechanism is more stable and precision is higher, together
When it is more sensitive to the vibration resistance demand of device, should ensure that feed motion it is steady, without impact.The cooling system structure cloth of lathe simultaneously
Setting should be as compact as possible.Conventional needle is unable to satisfy hard brittle material Ultra-precision Turning technique to the single side equipment for grinding of common material
Above-mentioned requirements.
Summary of the invention
The purpose of the present invention is to provide a kind of structural rigidity is bigger, it is higher for single side essence to move more stable and precision
The loading device of close grinding grinder.
Realize the object of the invention the technical solution adopted is as follows:
Provided by the present invention for the loading device of single side accurate grinding grinding machine, main shaft, driving spindle including being equipped with through hole
The belt wheel set of rotation, the worm and gear kinematic pair to be moved up and down by ball screw assembly, driving spindle, be located at main shaft upper end with
The cooling system of through hole connection, the grinding wheel for being located at main shaft lower end.
The V-type belt wheel that the belt wheel set includes driving wheel, is connect by belt with driving wheel, the V-type belt wheel pass through
Bolt is connect with spline housing, and spline housing is mounted in spline housing fixing seat by two single-row angular contact bearings, and spline housing is fixed
Seat is fixed on the upper fixed seat connecting with Machine tool box body by attachment base, and the main shaft is fixed in spline housing.
The ball screw assembly, includes adding cylindrical roller by upper end cylinder roller bearing and lower end bidirectional propulsion angular contact bearing
Bearing combines the lead screw set, the ball nut that are mounted on the main shaft, the top and the bottom of the lead screw set be optical axis, in
Between be equipped with wire rod thread, the ball nut is located at lead screw and puts on to be matched with wire rod thread, the lead screw set
Top and the bottom are mounted on the upper fixed seat and lower fixed seat that connect with Machine tool box body by upper wear-resistant sleeve and lower wear-resistant sleeve respectively.
The worm and gear kinematic pair includes being connected by key the worm gear being fixed on the ball nut, matching with worm gear
The worm screw of conjunction, the ball nut and worm gear by upper and lower two single thrust bearings be mounted on upper fixed seat and lower fixed seat it
Between, worm screw is mounted on the fixing seat connecting with Machine tool box body by two deep groove ball bearings and two single-row tapered roller bearings
On.
The upper wear-resistant sleeve and lower wear-resistant sleeve are respectively connected with transit joint for conveying lubricant medium.
It is respectively equipped between the upper and lower side and main shaft of the lead screw set using dust-proof, waterproof labyrinth structure upper and lower
End cap.
The cooling system includes the rotary joint connecting with main shaft, connect with rotary joint for external cooling water pipe
Elbow, rotary joint are connect with the plinth for being fixed on main shaft end and are connected to the through hole of main shaft, connector by ring flange
Sealing ring is equipped between seat and main shaft.
Beneficial effect
The motion mode of apparatus of the present invention includes that vertically feed motion and grinding wheel rotary grinding move two kinds to grinding wheel, wherein sand
The ball screw assembly, that vertically feed motion is driven P2 grades of major diameters by servo motor by worm and gear kinematic pair is taken turns, is equipped with
The principle axis shafting structure of grinding wheel is all assemblied in the lead screw inner cavity of ball screw assembly, completes bottom and top feed movement with lead screw, minimum
Amount of feeding 0.001mm.The movement of grinding wheel rotary grinding is rotated with variable-frequency motor by main shaft of the belt wheel set driving with grinding wheel, main
The bearing arrangement of axis is that one end uses the cylinder roller bearing with cone and bidirectional propulsion angular contact bearing to combine, and other end end is adopted
With the cylinder roller bearing with cone, span is big therebetween, and structural rigidity is bigger, can bear the big load that hard brittle material grinding generates
Lotus.Structure feed motion of the invention is more stable, and precision is higher.In addition, the cooling water of cooling system passes through water pipe access device
The rotary joint of top, the rotary joint other end are directly connected to main shaft, using the through hole of main shaft as pipeline that cooling water is defeated
It is sent at wheel grinding, it is compact-sized.
Technical solution of the present invention is further illustrated with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is appearance diagram of the invention.
Fig. 3 is the scheme of installation of worm and gear in this present invention.
Specific embodiment
Seeing Fig. 1 --- Fig. 3 provided by the present invention for the loading device of single side accurate grinding grinding machine, including is equipped with perforation
Belt wheel set that the main shaft 5 in hole 501, driving spindle 5 rotate passes through the worm gear snail that ball screw assembly, driving spindle 5 moves up and down
Bar kinematic pair is located at the cooling system that 5 upper end of main shaft is connected to through hole 501, the grinding wheel for being located at 5 lower end of main shaft.
The V-type belt wheel 1 that the belt wheel set includes driving wheel 26, is connect by belt 27 with driving wheel 26, the V-type band
Wheel 1 is connect by bolt with spline housing 2, and spline housing 2 is mounted in spline housing fixing seat 4 by two single-row angular contact bearings 3,
Spline housing fixing seat 4 is fixed on the upper fixed seat 8 connecting with Machine tool box body by attachment base 7, and the main shaft 5 is fixed on spline
In set 2.
The ball screw assembly, includes by upper end cylinder roller bearing 9 and lower end bidirectional propulsion angular contact bearing 10 plus circle
Column roller bearing 9 combines the lead screw being mounted on the main shaft 5 and covers 11, ball nut 15, the lead screw set 11
Top and the bottom are optical axis, centre equipped with wire rod thread, and the ball nut 15 is located on lead screw set 11 to match with wire rod thread
It closes, the top and the bottom of the lead screw set 11 are mounted on and are connect with Machine tool box body by upper wear-resistant sleeve 12 and lower wear-resistant sleeve 13 respectively
Upper fixed seat 8 and lower fixed seat 14 on.
The worm and gear kinematic pair includes being connected by key the worm gear 16 and worm gear being fixed on the ball nut 15
16 worm screws 28 matched, the ball nut 15 and worm gear 16 are mounted on upper fixation by upper and lower two single thrust bearings 17
Between seat 8 and lower fixed seat 14, worm screw 28 is mounted on by two deep groove ball bearings 29 and two single-row tapered roller bearings 30
In the fixing seat 31 being connect with Machine tool box body.
The upper wear-resistant sleeve 12 and lower wear-resistant sleeve 13 are respectively connected with transit joint 18 for conveying lubricant medium.
Be respectively equipped between the upper and lower side and main shaft 5 of lead screw set 11 using it is dust-proof, waterproof labyrinth structure it is upper,
Lower cover 19,20.
The cooling system includes the rotary joint connecting with main shaft 5, connect with rotary joint 22 for external cooling water
The elbow 21 of pipe, rotary joint 22 are connect with the plinth 24 for being fixed on 5 upper end of main shaft by ring flange 23 and are passed through with main shaft 5
Through-hole 501 is connected to, and sealing ring 25 is equipped between plinth 24 and main shaft 5.
Above-mentioned V-type belt wheel 1 by driving wheel 26 by belt 27 drive (referring to fig. 2), worm gear 16 by worm screw 28 drive (referring to
Fig. 3).Coolant liquid is transported to skive 6 and workpiece contact position through the through hole 501 of elbow 21, rotary joint 22, main shaft 5.
Movement there are two types of tool when the invention works, first is that the vertically feed motion of skive 6, by servo motor
Worm gear 16 and ball nut 15 is driven to move by worm screw 28, sliding screw set 11 is driven by ball nut 15 in upper wear-resistant sleeve 12
It is slided up and down with lower 13 inner wall of wear-resistant sleeve and main shaft 5 is driven to move up and down, complete bottom and top feed movement, the minimum amount of feeding
0.001mm；Second is that the rotary grinding of skive 6 moves, driving wheel 26, belt 27 and V-type belt wheel 1 are passed through by variable-frequency motor
The main shaft 5 that driving is equipped with skive 6 rotates.
Claims (7)
1. a kind of loading device for single side accurate grinding grinding machine, it is characterized in that including the main shaft for being equipped with through hole, driving master
The belt wheel set of axis rotation, is located at main shaft upper end at the worm and gear kinematic pair to move up and down by ball screw assembly, driving spindle
The cooling system that is connected to through hole, the grinding wheel for being located at main shaft lower end.
2. the loading device according to claim 1 for single side accurate grinding grinding machine, it is characterized in that the belt wheel set
Including driving wheel, the V-type belt wheel being connect by belt with driving wheel, the V-type belt wheel is connect by bolt with spline housing, spline
Set is mounted in spline housing fixing seat by two single-row angular contact bearings, and spline housing fixing seat is fixed on by attachment base and machine
On the upper fixed seat of bed box body connection, the main shaft is fixed in spline housing.
3. the loading device according to claim 1 for single side accurate grinding grinding machine, it is characterized in that the ball-screw
Pair includes that cylinder roller bearing combination is added to be mounted on institute by upper end cylinder roller bearing and lower end bidirectional propulsion angular contact bearing
Lead screw set, the ball nut on main shaft are stated, the top and the bottom of the lead screw set are optical axis, centre is equipped with wire rod thread,
The ball nut is located at lead screw and puts on to be matched with wire rod thread, and the top and the bottom of the lead screw set pass through upper respectively
Wear-resistant sleeve and lower wear-resistant sleeve are mounted on the upper fixed seat and lower fixed seat connecting with Machine tool box body.
4. the loading device according to claim 1 for single side accurate grinding grinding machine, it is characterized in that the worm and gear
Kinematic pair includes being connected by key the worm gear being fixed on the ball nut, the worm screw with worm wheel, the ball spiral shell
Female and worm gear is mounted between upper fixed seat and lower fixed seat by upper and lower two single thrust bearings, and worm screw passes through two zanjons
Ball bearing and two single-row tapered roller bearings are mounted in the fixing seat connecting with Machine tool box body.
5. the loading device according to claim 1 for single side accurate grinding grinding machine, it is characterized in that the cooling system
Including connect with main shaft rotary joint, connect with rotary joint elbow for external cooling water pipe, rotary joint passes through method
Blue disk connect with the plinth for being fixed on main shaft end and is connected to the through hole of main shaft, and sealing is equipped between plinth and main shaft
Circle.
6. the loading device according to claim 3 for single side accurate grinding grinding machine, it is characterized in that the upper wear-resistant sleeve
Transit joint is respectively connected with for conveying lubricant medium with lower wear-resistant sleeve.
7. the loading device according to claim 3 for single side accurate grinding grinding machine, it is characterized in that the lead screw
It is respectively equipped between the upper and lower side and main shaft of set using dust-proof, waterproof labyrinth structure upper and lower end caps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910391389.XA CN109968155A (en) | 2019-05-12 | 2019-05-12 | A kind of loading device for single side accurate grinding grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910391389.XA CN109968155A (en) | 2019-05-12 | 2019-05-12 | A kind of loading device for single side accurate grinding grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109968155A true CN109968155A (en) | 2019-07-05 |
Family
ID=67073482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910391389.XA Pending CN109968155A (en) | 2019-05-12 | 2019-05-12 | A kind of loading device for single side accurate grinding grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109968155A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792580A (en) * | 2021-01-19 | 2021-05-14 | 诸暨丹吉诺机电科技有限公司 | Numerical control high-precision grooving machine |
| CN113857956A (en) * | 2021-09-26 | 2021-12-31 | 宇环数控机床股份有限公司 | Grinding head structure of double-end-face grinding machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101786256A (en) * | 2009-11-20 | 2010-07-28 | 无锡机床股份有限公司 | Improved grinding wheel spindle using air bearing |
| CN202062286U (en) * | 2011-05-14 | 2011-12-07 | 湖南省古丈惠闽石业有限公司 | Novel grinding head |
| JP2014108481A (en) * | 2012-12-02 | 2014-06-12 | Mitsui Seiki Kogyo Co Ltd | Jig grinder |
| CN105690248A (en) * | 2016-04-14 | 2016-06-22 | 湖南汉诺科技有限公司 | Spindle feeding device of double-plane grinding machine |
| CN105834898A (en) * | 2016-05-20 | 2016-08-10 | 东莞市鸿金顺机械制造有限公司 | Intelligent double-sided grinding head assembly of vertical high-precision high-speed grinding machine |
| CN110039443A (en) * | 2019-04-22 | 2019-07-23 | 薛超 | A kind of main shaft proceeding equipment of biplane grinding machine |
| CN209954450U (en) * | 2019-04-22 | 2020-01-17 | 薛超 | Main shaft feeding device of double-surface grinding machine |
| CN210081395U (en) * | 2019-05-12 | 2020-02-18 | 宇环数控机床股份有限公司 | A hanging wall device for accurate grinding grinder of single face |
-
2019
- 2019-05-12 CN CN201910391389.XA patent/CN109968155A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101786256A (en) * | 2009-11-20 | 2010-07-28 | 无锡机床股份有限公司 | Improved grinding wheel spindle using air bearing |
| CN202062286U (en) * | 2011-05-14 | 2011-12-07 | 湖南省古丈惠闽石业有限公司 | Novel grinding head |
| JP2014108481A (en) * | 2012-12-02 | 2014-06-12 | Mitsui Seiki Kogyo Co Ltd | Jig grinder |
| CN105690248A (en) * | 2016-04-14 | 2016-06-22 | 湖南汉诺科技有限公司 | Spindle feeding device of double-plane grinding machine |
| CN105834898A (en) * | 2016-05-20 | 2016-08-10 | 东莞市鸿金顺机械制造有限公司 | Intelligent double-sided grinding head assembly of vertical high-precision high-speed grinding machine |
| CN110039443A (en) * | 2019-04-22 | 2019-07-23 | 薛超 | A kind of main shaft proceeding equipment of biplane grinding machine |
| CN209954450U (en) * | 2019-04-22 | 2020-01-17 | 薛超 | Main shaft feeding device of double-surface grinding machine |
| CN210081395U (en) * | 2019-05-12 | 2020-02-18 | 宇环数控机床股份有限公司 | A hanging wall device for accurate grinding grinder of single face |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792580A (en) * | 2021-01-19 | 2021-05-14 | 诸暨丹吉诺机电科技有限公司 | Numerical control high-precision grooving machine |
| CN113857956A (en) * | 2021-09-26 | 2021-12-31 | 宇环数控机床股份有限公司 | Grinding head structure of double-end-face grinding machine |
| CN113857956B (en) * | 2021-09-26 | 2024-05-24 | 宇环数控机床股份有限公司 | Grinding head structure of double-end-face grinding machine |
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