Overview of intellectual property
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| Patent name | Patent No |
1 | Method and device for pre tightening high speed spindle with constant pressure pre tightening and positioning pre tightening | ZL200310110581.6 |
2 | Electric spark mechanical composite shaping method of metal bond superhard abrasive grinding wheel | ZL200510032590.7 |
3 | Closed nozzle for high speed ultra high speed grinding | ZL200510032588.X |
4 | Automatic indexing device for camshaft grinding machine | ZL200610031255.X |
5 | External hole throttling cavity hole type oil return hydraulic bearing | ZL200610032309.4 |
6 | Dressing method for self generating super hard abrasive grinding tool | ZL200910042460.X |
7 | Magnetic grinding device | ZL200810031571.6 |
8 | Combined interference device for aspheric surface shape measurement | ZL200810031320.8 |
9 | Independent oil supply structure of internal and external oil cavity of main shaft floating ring bearing of high speed machine tool | ZL200810143492.4 |
10 | Servo automatic tracking support device for crankshaft grinding | ZL200710035617.7 |
11 | The hydrostatic head of ultra precision grinding machine | ZL200810143650.6 |
12 | Electric spindle with squirrel cage motor stator cooling structure | ZL201020283304.0 |
13 | Servo grinding numerical control device | ZL200920063945.2 |
14 | Machine tool static pressure guide rail linear motor feeding device | ZL200920063749.5 |
15 | Concave convex composite surface non-circular grinding device | ZL200920304144.0 |
16 | Grinding coolant purification device | ZL201020213116.0 |
17 | Inner box type sliding bearing electric host for motor | ZL200820211138.6 |
18 | Ultra high speed precision pneumatic micro spindle | ZL201020122342.8 |
19 | Double layer cross moving device suitable for grinder feeding | ZL200920305586.7 |
20 | Closed nozzle for high speed ultra high speed grinding | ZL200520052869.7 |
21 | Automatic indexing device for camshaft grinding machine | ZL200620050079.X |
22 | Magnetorheological inclined shaft polishing method and device | ZL200910043610.9 |
23 | Planetary grinding device | ZL200720062982.2 |
24 | Electrostatic discharge device for stator and rotor | ZL200910221378.3 |
25 | Double stator permanent magnet synchronous motor and assembling method thereof | ZL200910221380.0 |
26 | Tilting pad bearing built-in motor | ZL200910021379.8 |
27 | High speed motor and assembling method thereof | ZL201010184647.6 |
28 | Device for preparing super hard abrasive layer by electric spark deposition method | ZL201020198356.8 |
29 | Ball grinding machine with double rotor static pressure bearing | ZL201120019310.X |
30 | Direct drive spindle of lathe | ZL201120055291.6 |
31 | Liquid gas suspended spindle | ZL201120086811.X |
32 | High speed spindle dynamic rigidity test device | ZL201120130907.1 |
33 | Intermittent grinding method for hard coating material | ZL201010557423.5 |
34 | Process chain method for optimizing grinding efficiency and quality | ZL201010591019.X |
35 | Small aperture aspheric surface composite precision machining method | ZL201110021427.6 |
36 | Small aperture aspheric surface composite precision machining method | ZL201110021395.X |
37 | Non isothermal air float type transverse compression forming method | ZL201110054554.6 |
38 | Hydro pneumatic suspension spindle | ZL201110076408.3 |
39 | Electric spindle with squirrel cage motor cooling structure | ZL201010245494.1 |
40 | Gravity balance device | ZL200910042538.8 |
41 | Vertical suspension spindle | ZL201220307726.6 |
42 | Electrostatic discharge protection device of rotor stator | ZL200920266984.2 |
43 | Dual rotor permanent magnet synchronous motor | ZL200920266986.1 |
44 | Tilting bearing built-in motor | ZL200920266985.7 |
45 | For tilting pad bearing high speed rotary machinery | ZL200920259159.X |
46 | Pore self generating abrasive tool | ZL200920062862.X |
47 | A device for grinding hard alloy bars | ZL201320481484.7 |
48 | Device for preparing super hardness abrasive layer by electric spark deposition method | ZL201010178670.4 |
49 | Direct drive spindle of lathe | ZL201110052125.5 |
50 | For vertical shaft rotating hydrostatic bearing assembly and polishing machine | ZL201220388052.7 |
51 | Permanent magnet synchronous magnetic suspension high speed motor direct drive compressor | ZL201220481778.5 |
52 | High speed permanent magnet synchronous motor | ZL201320132616.5 |