CN106514484A - Small pneumatic internal QWA grinding head - Google Patents
Small pneumatic internal QWA grinding head Download PDFInfo
- Publication number
- CN106514484A CN106514484A CN201610542232.9A CN201610542232A CN106514484A CN 106514484 A CN106514484 A CN 106514484A CN 201610542232 A CN201610542232 A CN 201610542232A CN 106514484 A CN106514484 A CN 106514484A
- Authority
- CN
- China
- Prior art keywords
- qwa
- grinding head
- bistrique
- emery wheel
- air
- 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.)
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/002—Grinding heads
-
- 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
- B24B47/14—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by liquid or gas pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a small pneumatic internal QWA grinding head. A common lathe is main precise equipment for mechanically manufacturing product components, in the small pneumatic internal QWA grinding head disclosed by the invention, a grinding head of the common lathe is mainly used for entering a hole of a machined part to grind an inner hole, and the difficult problems that a long turning tool of a tool bar of the lathe vibrates under a stress and cannot turn hard materials are solved. The technical scheme for solving the problems is characterized in that an air film suspension fan blade-grinding wheel method is adopted, wherein a rotary sleeve is installed on a hollow shaft of a fixing centre for the QWA grinding head, and a fan blade and a grinding wheel are arranged on the sleeve; a connector rod of the grinding head is connected with the tail part of the grinding head and conveys two types of airflow with two air pressures in the QWA grinding head, the QWA grinding head enters the deep hole of the machined part of the lathe, airflow power is achieved in high-speed grinding of the grinding wheel, and an extended connection rod of the grinding head does not vibrate during grinding for a hard material, thus, the machining range of machine tool is expanded, and the machining capacity is improved.
Description
(1) technical field：1st, connector rod：The affiliated connector rod of claimed QWA inner circles small-sized pneumatic bistrique technical scheme,
The inlet suction port of QWA bistrique connector rod doubleenders, fills two O-shaped rubber rings, a connecting valve assembling above inlet suction port
Body, the air-flow of two kinds of air pressure of Valve controlling is by two gas circuits in connector rod to QWA bistriques；Connector rod other end is connected
QWA bistrique afterbodys, dredge and send the air-flow of two kinds of different air pressure to enter QWA bistrique gas circuits respectively, it is desirable to protect connector rod；2nd, grinding head body：
In QWA grinding head body end faces etc. point rat holing and wall interior circulation gas circuit of week series winding, will be the weldering of inclined hole mouth flat with electric iron thermal capacitance,
It is secondary in former inclined hole centre drill outlet nozzle aperture, outlet nozzle to be protected；3rd, balance：QWA bistrique QWA bistrique fan blades, emery wheel are simultaneously filled
On one pivoted housing, near bistrique end face outlet nozzle suspension balance-seeking, suspension emery wheel redundance is ground off with electric hand emery wheel, look for quiet
Balance；Electronic hand grinding tool frictionally rotates suspension emery wheel outward flange, and the process of frictional rotation finishing suspension emery wheel looks for dynamic balancing,
Claimed suspension is levelling steady；4th, pivoted housing：In QWA bistrique bodies, into outer inclined-plane, on axle, decile vertical centre bores two to hollow shaft shoulder car
Group aperture, assembles hollow shaft with a pivoted housing, covers above and fills fan blade, emery wheel, it is desirable to protects above pivoted housing and fill fan blade, sand
Wheel.
(2) background technology：Engine lathe is the main precision equipment of machine-building, is needed with engine lathe processing product sequence
To complete by various lathe tools, run into the little material in hole depth hole it is hard cannot just go up lathe tool sharpening.Workpiece hole
When deep, knife bar extends, and vibration occurs in knife stress, and car bore area fineness out is coarse, produces ripple, and cylindricity is larger.
Must be that, in certain pore size size range condition, the rank mill little to aperture also enters not going such as with rank mill.
It is the little hole workpiece inside deep hole by which, the little lathe tool in hole enters not going, and reamer can only enter to cut with scissors unthreaded hole, the centre bit in hole
Put and cannot change, equally limited by range of aperture size with rank mill using reamer, axiality hardly results in guarantee.On above-mentioned lathe
After the difficult technological synthesis of several respects processing are analyzed and refer to relevant document, it is thus determined that design experiment inner circle small-sized pneumatic bistrique enters
Lathe process part grinding out technology is groped；Analysis bistrique endoporus will possess necessary bistrique connector rod；Choosing pluck determination with it is necessary greatly
Endoporus is ground in bistrique diameter emery wheel；Consider simultaneously to design gas circuit in bistrique body grinding head body diameter is reduced, air-flow dredges delivery method,
Make air grinder dynamic condition with determination air pump.Development test finds the technology barrier of outlet nozzle, is trying on sticking plaster
Test and get out pore weldering flat mouth, after secondary brill aperture success, just determination plastics do grinding head body manufacture outlet nozzle and gas circuit and touch as whole
Body, and connect a design for fan blade being thought in bistrique endface position, fan blade is designed, progressively reasoning carries out relevant wind-force effect
Test in terms of technical barrier.Final design manufactures gas circuit in bistrique body wall, and in wall, gas circuit gangs up grinding head body end face decile
In outlet nozzle, wherein QWA bistriques body wall, design gas circuit will produce the basic skill of more golden eggs comprising QWA grinding head body diameters are reduced
Art method is in interior requirement.Test fan blade, emery wheel suspend and rigging position, are related to QWA grinding head centers manufacture hollow shaft and make a kind of
During the gas circuit of air pressure, just two groups of apertures are bored in a hollow shaft, assembling a method for covering on axle carries out suspension test, attempts
Obtain feasible to air-flow tension and set bearing capacity, here it is QWA bistrique fixing assembling hollow shafts are used as a kind of gas circuit of air pressure
With thread adjustment assembly fan blade, emery wheel levitation position novel technical method process above pivoted housing, QWA inner circle small-sized pneumatic bistriques do not belong to
In prior art, offer with new method and technology scheme from overall technology exhibition.
Wheel balance how is looked for realize high-speed smooth, art methods are difficult support to this small emery wheel accurate balance
Hold, QWA bistrique balancing technique obstacles are crucial concerning bistrique success or failure, on design valve assembly, wherein one is closed with Valve controlling
The gas circuit of air pressure is indispensable, exactly in order to control emery wheel suspension balance-seeking, necessary to close in a gas circuit Valve controlling；Take
QWA bistriques be assembled from suspension impeller, emery wheel balance-seeking, wipe that to rotate suspension emery wheel outward flange levelling with electric hand emery wheel by touching
Weighing apparatus preferred embodiment, ensures accuracy, secondary after eliminating wheel balance to repeat unbalance produced by assembling.
(3) content of the invention：Invention QWA inner circle small-sized pneumatic bistriques will solve bistrique and enter inside engine lathe processing part hole
Technical problem.
The designed joint bar hollow six-edged steel two welding identical inlet suction port of diplopore, integral connector bar entirety, one
Connecting valve assembly, in Valve controlling connector rod, the air-flow of two gas circuits enters QWA bistriques, and other end connects QWA bistrique afterbodys,
Connector rod two assembling O-shaped rubber ring seals off the air-flow of two kinds of air pressure and enters bistrique gas circuit；Connector rod clamping engine lathe knife
On disk, QWA bistriques are made to enter grinding technique scheme inside workpiece deep hole.Fig. 1 (3)
Invention rotates one connecting valve assembly of connector rod, other end connection QWA bistrique afterbodys, seal isolation two by hand
The air-flow of bar gas circuit enters QWA bistrique gas circuits, integral connector bar entirety substantive distinguishing features；Fig. 2 (2) connector rod clamping is in engine lathe
On cutterhead, extending connector bar QWA bistriques enter endoporus and scabble at a high speed surely, mill quenched materials, correction hole, connector rod longitudinal direction clamping lathe
Workpiece end face is ground on cutterhead, is looked for datum level, multistation grinding, is obtained marked improvement.
Invention QWA inner circle small-sized pneumatic bistriques will solve to invent the gas circuit of two kinds of air pressure and difference exhaust stream in QWA bistriques
Method and technology problem.
Using a kind of air pressure of three gas circuits of design in QWA bistrique body walls, it is vented to bistrique front end outlet nozzle, another different
The gas circuit of air pressure, makees road using the hollow shaft for being fixed on grinding head center, bores two groups of aperture exhaust technique schemes on hollow axial wall.
The gas circuit series winding end face outlet nozzle of a kind of air pressure in invention QWA bistrique body walls, outlet nozzle touch in QWA bistrique end faces and are
Overall, another gas circuit makees gas circuit using fixed grinding head center axle, bores two groups of apertures on axle；Hollow shaft is assembled with pivoted housing, is turned
Cover above and fill fan blade, emery wheel to position near QWA bistrique end face outlet nozzles adjustable, two gas circuit structures of QWA bistriques simplify,
Enter endoporus ability comprising diminution bistrique diameter simultaneously, with prominent substantive distinguishing features and marked improvement.
Solve to invent QWA bistrique pivoted housings in hollow shaft atmospheric pressure by jam-packed, emery wheel lathe in the workpiece hole longitudinally enters
It is obstructed, hinders dead technical problem to grinding axial force.
Invention gets on the bus into outer inclined-plane in the hollow shaft shoulder, and pivoted housing interspaces by shaft shoulder assembling the inside, and air-flow passes through inclined-plane space
Exhaust plays isolation technics scheme with tension.
Invent one pivoted housing assembly method in hollow shaft of QWA bistriques, it is ensured that assembling axiality, eliminate assembling not coaxial
Degree produces atmospheric pressure asphyxia by external pressure on the chest and abdomen pivoted housing phenomenon；Outer inclined-plane is got on the bus in the hollow shaft shoulder, pivoted housing is assembled by the shaft shoulder, and inclined-plane leaves space,
Air-flow is eliminated and hinders dead, reduce heat, improve sand by producing tension, dynamic emery wheel high resilience grinding on pivoted housing of clearance
Wheel grinding force, QWA bistriques assemble hollow shaft with a pivoted housing, get on the bus into inclined-plane in the shaft shoulder, it is ensured that on pivoted housing, facet wheel is ground at a high speed
Cut, obtain marked improvement.
Invention QWA bistriques will solve pivoted housing and keep cleaning, Smoothing Technique problem with axle mating surface.
Valve below valve assembles body surface seat injects a small amount of lubricating oil, opens delivery valve once, and oil is suitable from top to bottom
Bistrique gas circuit and enter a cleaning technique scheme in pivoted housing with the pressure of air-flow
Invention is atomized in pivoted housing by the pressure filling of gas circuit air-flow, is played cleaning, decontamination, is gone moisture, anti-corrosion, elimination
Foreign matter is scratched, and maintaining makes the mating surface for continuously running keep smooth acquirement marked improvement.
Invention QWA bistriques solve wheel balance technical problem.
Fan blade in the hollow shaft of invention QWA grinding head centers, emery wheel fill on an axle sleeve, on bistrique, fan blade, emery wheel hang
Floating balance-seeking, grinds off suspension emery wheel redundance with electric hand emery wheel and looks for quiet steady；Electronic hand grinding tool frictionally rotates sandinteeter
Dynamic balancing technique scheme is looked in wheel finishing.
The reflection of invention suspension emery wheel balance-seeking is sensitive, and disposable bistrique assembles emery wheel suspension balance-seeking, realizes high-speed grinding
It is steady to obtain super advance-balance acquirement marked improvement.
(4) illustrate：Fig. 1, connector rod clamping on engine lathe cutterhead, air pump make air grinder power dredge supply gas
Stream, QWA bistriques enter to add inside part hole.Fig. 2, connector rod connection QWA bistriques, valve assembly, emery wheel is suspended balance-seeking.Fig. 3,
Valve assembly, dredges stream of supplying gas, jointing bar.Two gas circuits in Fig. 4, six-edged steel, two weldering identical inlet suction port.Fig. 5,
O-shaped rubber ring two, two gas circuit holes are assembled above inlet suction port.One pivoted housing of Fig. 6, QWA bistrique assembles hollow shaft, hollow
Two groups of aperture exhausts on axial wall.Fig. 7, QWA inner circle small-sized pneumatic bistrique assembling schematic diagram.Fig. 8, grinding head body is made of plastics, manufacture
Gas circuit, outlet nozzle.Fig. 9, hollow shoulder ramps, cylindrical decile bore two groups of apertures.Figure 10, Figure 11, tension cored screw, dress pad
Piece.Pivoted housing above Figure 12, hollow shaft.Figure 13, QWA bistrique fan blade.Figure 14, plastics emery wheel bushing.Figure 15, fibre resin glue sand
Wheel.Figure 16, plastics cap.Figure 17, sealing adjustment screw.
(5) specific embodiment：QWA connector rods：Using opening a vertical slot on hollow six-edged steel wall, after groove is added a cover
Gai Ping, is burn-on with electric welding, in wall increases a gas circuit.Two gas circuit holes of hollow six-edged steel and the holes pair of inlet suction port plane
Neat to compress with connection is welded by flat, identical inlet suction port, integral connector bar entirety are welded in hollow six-edged steel two；Fig. 4 (5) connects
Head rod two inlet suction port assembling O-shaped rubber ring, a connecting valve assembly, the gas of two gas circuits in Valve controlling connector rod
Stream；Above valve assembly, threeway connects the fast joint of air pump, and single tracheae supply is designed below the air gauge of valve assembly
For lubricating fuel tap, delivery valve is opened, oil enters to suspend emery wheel gas circuit from top to bottom, oil enters in axle sleeve with pressure atomization and once moistens
It is sliding, clean and maintenance maintenance.Other end connects QWA bistrique afterbodys, and connector rod assembly connection is isolated the air-flow of two kinds of different air pressure and entered
QWA bistrique gas circuits；Connector rod clamping on engine lathe cutterhead makes QWA bistriques enter inside lathe process part deep hole and is ground.Invention
Inner circle small-sized pneumatic bistrique connector rod preferred embodiment.
QWA bistriques：A kind of air-flow of air pressure of three gas circuits of manufacture, gas Liu Dao grinding head body front end faces in the QWA bistrique body walls
Wall interior circulation one week, does outlet nozzle in end face decile, and the rat holing and wall interior circulation gas circuit of week series winding uses electric iron heat fusing
Melt as grinding head body entirety, will rat holing mouth weldering it is flat, it is secondary to be vented in former inclined hole centre drill outlet nozzle aperture；Another of Fig. 8 (1)
The air-flow of gas circuit difference air pressure, QWA grinding head centers axle design hollow shaft make gas circuit, and in hollow axial wall, first-class point is bored two groups of aperture rows
Gas.Two gas circuit preferred embodiments of two kinds of air pressure in Fig. 6 (6) QWA bistriques.
Pivoted housing：A pivoted housing is assembled above the QWA grinding head center fixation hollow axle gas circuits, on pivoted housing and fills fan blade, emery wheel,
Fan blade, emery wheel near end face outlet nozzle, above hollow shaft pivoted housing and fill fan blade, emery wheel by airflow function suspend, corresponding outlet
Mouth air-flow wind concentration air blade is a little upper to be coordinated, above pivoted housing fan blade, emery wheel in QWA bistrique end face high-speed grindings, preferably just
Formula.Fig. 2 (4)
Maintaining：Design on valve assembly from valve and add lubricating oil, open valve injection oil below barometer base
Shutting, opening following valve and allow oily atomization from gas circuit from top to bottom once to clean in pivoted housing, invention is being realized in maintaining
QWA bistrique maintaining preferred embodiments.
Balance：Balance emery wheel, opens the emery wheel gas circuit valve of QWA bistriques, emery wheel is suspended, and is suspended with electric hand emery wheel mill
The redundance of emery wheel, fine finishing suspension emery wheel look for static balance；Inclined near suspension emery wheel outward flange with electric hand emery wheel, leaned on
The frictional force of electronic hand grinding tool, drives sandinteeter wheel to rotate, and frictionally rotates fine finishing and looks for dynamic balancing, realizes in invention QWA
Circle small-sized pneumatic bistrique looks for the preferred embodiment of wheel balance.Fig. 2 (4)
Bibliography
[1] Yan Qingxiang, is really apt to bright.Air grinder installation diagram [Z], Shanghai；Shanghai Diesel Engine Plant, 1968
[2] Wu Xianxin, Li Jianming, Yan Taizhen, 100,000 turns of windmills formula air grinder figure [Z], Shanghai；Upper Haicheng floating power
Factory, 1964
[3] Taihang instrucment and meter plant, northwest Machines Plant, state-run Hong Wei machinery plants, by Shanxi, machine tool plant edits, grinder technology [S],
National Defense Industry Press, 1973.
Claims (7)
1. the gas circuit of two kinds of air pressure：Claimed invention QWA inner circles small-sized pneumatic bistrique technical scheme and invention QWA inner circles are small-sized
The essential features that the gas circuit technology of two kinds of air pressure of air grinder is had with immediate prior art；
Using it is characterized in that：One connecting valve assembly of QWA bistriques connector rod, other end connection QWA bistrique afterbodys, uses valve
The air-flow of the different air pressure of two kinds of control, the air-flow for isolating two kinds of air pressure by connector rod upper air joint sealing enter QWA bistrique gas
Road；A kind of air-flow of air pressure of three gas circuits of manufacture in the QWA bistrique body walls, gas circuit to QWA grinding head bodies front end are faced the wall and meditated interior circulation one
Week, the outlet nozzle of end face decile of contacting simultaneously are touched as entirety, and it is dynamic that air-flow makees the rotation of QWA bistrique fan blades emery wheel from outlet nozzle exhaust
Power；The gas circuit of another different air pressure, the hollow shaft fixed in QWA grinding head centers do gas circuit, and pivoted housing is mounted in hollow shaft, air-flow
Two groups of apertures exhaust from hollow axial wall, by pivoted housing and above and dress the suspension of fan blade emery wheel, fan blade emery wheel is close
QWA bistriques end face adjustment fix, invent QWA inner circle small-sized pneumatics grind first two air pressure gas circuit technology be different from it is immediate existing
There is the technical characteristic of technology.
2. connector rod：Invention QWA bistrique connector rods two identical inlet suction port, two gas circuits in bar, a connecting valve
Assembly, another connection QWA bistrique afterbody, connector rod seal off the air-flow of two kinds of different air pressure and enter QWA bistrique gas circuits.Figure
2(2) 。
3.QWA grinding head bodies：Invention decile on QWA grinding head body end faces makes valve, the rat holing and wall interior circulation gas circuit of a week
Gang up, melted as grinding head body entirety with thermal capacitance, will inclined hole mouth weldering it is flat, it is secondary in former inclined hole centre drill outlet nozzle aperture.Fig. 8
(1) 。
4. balance：Fan blade emery wheel fill on an axle sleeve in the hollow shaft of invention QWA grinding head centers, fan blade emery wheel is in bistrique
Upper suspension balance-seeking, grinds off redundance with electric hand emery wheel, looks for static balance；Suspension emery wheel is rotated with electric hand emery wheel by friction
Rotate, repair balance-seeking.Fig. 1 (3) Fig. 2 (4).
5. connector rod according to claim 2, it is characterised in that：Claimed invention connector rod two identical air inlet
Joint, one inlet suction port connecting valve assembly of connector rod control the air-flow of two kinds of air pressure, connector rod other end inlet suction port
Connection bistrique belongs to portion, and the air-flow for sealing off two kinds of different air pressure enters the additional technical characteristic of bistrique gas circuit respectively.
6. QWA grinding head bodies according to claim 3, it is characterised in that：Claimed invention QWA is in grinding head body end face decile
Do outlet nozzle, thermal capacitance is melted as grinding head body entirety, the gas circuit series winding of outlet nozzle rat holing and (circulation one week) in wall is by inclined hole
Mouth weldering is flat, the secondary technical characteristic added in former inclined hole centre drill outlet nozzle aperture.
7. balance according to claim 4, it is characterised in that：Invention QWA bistrique fan blade emery wheels are simultaneously mounted in an axle sleeve
On, fan blade emery wheel suspends on bistrique balance-seeking, grinds off suspension emery wheel redundance with electric hand emery wheel, looks for quiet steady；With
Electronic hand grinding tool frictional rotation suspension emery wheel, finishing look for the additional technical characteristic of dynamic balancing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542232.9A CN106514484A (en) | 2016-07-02 | 2016-07-02 | Small pneumatic internal QWA grinding head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542232.9A CN106514484A (en) | 2016-07-02 | 2016-07-02 | Small pneumatic internal QWA grinding head |
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| Publication Number | Publication Date |
|---|---|
| CN106514484A true CN106514484A (en) | 2017-03-22 |
Family
ID=58343457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542232.9A Pending CN106514484A (en) | 2016-07-02 | 2016-07-02 | Small pneumatic internal QWA grinding head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514446A (en) * | 2016-07-02 | 2017-03-22 | 楚学武 | QWA inner circle small air grinding head |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049578U (en) * | 1988-12-21 | 1989-12-20 | 山东省菏泽油泵油嘴厂 | Pneumatic power head with double static pressure |
| CN2101537U (en) * | 1991-07-12 | 1992-04-15 | 上海川沙宇怡精密风动机械厂 | Precise wind power static pressure high-speed table drill for bearing |
| CN2136714Y (en) * | 1992-09-28 | 1993-06-23 | 上海第三机床厂 | High speed pneumatic grinder head |
| JPH0866866A (en) * | 1994-08-25 | 1996-03-12 | Nakanishi Shika Kikai Seisakusho:Kk | Grinding head |
| CN2500430Y (en) * | 2001-10-11 | 2002-07-17 | 蔡贵钧 | High speed pneumatic main axle head |
| CN202264120U (en) * | 2011-08-09 | 2012-06-06 | 宝鸡市赛孚石油机械有限公司 | Pneumatic grinding head of lathe |
| CN102626790A (en) * | 2012-04-18 | 2012-08-08 | 清华大学深圳研究生院 | Turbine air-floatation main shaft |
| CN106514446A (en) * | 2016-07-02 | 2017-03-22 | 楚学武 | QWA inner circle small air grinding head |
| TWI602654B (en) * | 2016-06-21 | 2017-10-21 | Spindle bore taper grinding machine |
-
2016
- 2016-07-02 CN CN201610542232.9A patent/CN106514484A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049578U (en) * | 1988-12-21 | 1989-12-20 | 山东省菏泽油泵油嘴厂 | Pneumatic power head with double static pressure |
| CN2101537U (en) * | 1991-07-12 | 1992-04-15 | 上海川沙宇怡精密风动机械厂 | Precise wind power static pressure high-speed table drill for bearing |
| CN2136714Y (en) * | 1992-09-28 | 1993-06-23 | 上海第三机床厂 | High speed pneumatic grinder head |
| JPH0866866A (en) * | 1994-08-25 | 1996-03-12 | Nakanishi Shika Kikai Seisakusho:Kk | Grinding head |
| CN2500430Y (en) * | 2001-10-11 | 2002-07-17 | 蔡贵钧 | High speed pneumatic main axle head |
| CN202264120U (en) * | 2011-08-09 | 2012-06-06 | 宝鸡市赛孚石油机械有限公司 | Pneumatic grinding head of lathe |
| CN102626790A (en) * | 2012-04-18 | 2012-08-08 | 清华大学深圳研究生院 | Turbine air-floatation main shaft |
| TWI602654B (en) * | 2016-06-21 | 2017-10-21 | Spindle bore taper grinding machine | |
| CN106514446A (en) * | 2016-07-02 | 2017-03-22 | 楚学武 | QWA inner circle small air grinding head |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514446A (en) * | 2016-07-02 | 2017-03-22 | 楚学武 | QWA inner circle small air grinding head |
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