CN105945308A - Gas high speed electric spindle - Google Patents
Gas high speed electric spindle Download PDFInfo
- Publication number
- CN105945308A CN105945308A CN201610428534.3A CN201610428534A CN105945308A CN 105945308 A CN105945308 A CN 105945308A CN 201610428534 A CN201610428534 A CN 201610428534A CN 105945308 A CN105945308 A CN 105945308A
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- Prior art keywords
- air
- spindle
- cooling water
- main body
- bearing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
- B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The invention relates to a gas high speed electric spindle. The electric spindle performs precise processing on magnalium through utilizing a high speed cutting principle. The gas high speed electric spindle is characterized in that a spindle main body of water circulating cooling, an air bearing and a thrust bearing of water circulating cooling, a rotor core which can automatically disassemble a cutter, and a cylinder which can automatically disassemble a cutter device are arranged on the electric spindle, wherein the integral air bearing is mounted in the spindle main body; the rotor core is arranged between the air bearing and a stator; and a cutter pushing mechanism in the cylinder is arranged in the rotor core and does not rotate along with the rotor core when the rotor core rotates, the laterality of the spindle during rotation is reduced, the service life of the spindle is guaranteed, the processing difficulty of the spindle is reduced, and the production is facilitated.
Description
Technical field
The present invention relates to the equipment of machining, concretely relate to a kind of for the precision machined air floated high speed electric mandrel of magnalium.
Background technology
In the prior art, air-flotation electric spindle spindle assemblies uses aluminum water jacket, and structure is complicated, is unfavorable for heat radiation, and in use, product is yielding, and main shaft uses instability.Air bearing uses Split type structure, which decreases bearing machining precision, and bearing top circle does not offer annular cooling water road, easily heating, internal temperature is high, it is stuck to easily cause main shaft.
Summary of the invention
For deficiency of the prior art, the technical problem to be solved in the present invention there are provided a kind of air floated high speed electric mandrel.
For solving above-mentioned technical problem, the present invention is realized by below scheme: a kind of air floated high speed electric mandrel, this electro spindle includes spindle main body assembly, cylinder assembly, air bearing, rotor assembly, rotor assembly includes rotor shaft core, air bearing flange face is provided with distance collar, distance collar is provided with thrust bearing, described air bearing rear end is provided with motor coil, equipped with rotor shaft core in described air bearing, described rotor shaft core front end is equipped with chuck, the cylinder assembly of tool changing it is fixed with on described spindle main body assembly, in air bearing, thrust bearing, spindle main body assembly is provided with cooling water channel.
Further, the its top of described air bearing is provided with flange, and flange bottom is provided with axis body, and described axis body is provided with radial air feed path, it is provided with in described axis body and the air output channel of radial air feed path, described axis body has cooling water channel；Radial air feed path, cooling water channel and air output channel on described axis body are equipped with O-ring seal；It is provided with on described flange and is uniformly distributed ten at a certain distance and is parallel to axial air feed path；Axis body communicates with the air duct on flange face near the supply circular passage of flange base；Cylindrical at bearing is provided with eight row's inlet channels, is provided with orifice plug in radial air inlet passage.
Further, described spindle main body assembly is provided with inner bag, this inner bag cylindrical is provided with spiral cooling water channel, spiral cooling water channel communicates through the cooling water channel of air bearing with air bearing cylindrical, cooling water channel on the inner bag of spindle main body assembly is sealed by the overcoat in spindle main body, and the cooling water channel on spindle main body assembly forms loop with the cooling water channel on air bearing cooling water channel, thrust bearing；Being provided with air inlet on the inner bag of spindle main body assembly, air inlet communicates with the air inlet of air bearing cylindrical.
Further, described armature spindle in-core, equipped with bag handle main body, butterfly spring, fixed block, chuck, is provided with oil-way at bag handle main body cylindrical.
nullFurther，Described cylinder assembly includes cylinder head、Upper cylinder shim、Lower cylinder shim、Cylinder head，Described cylinder head and upper cylinder shim form chamber，Described upper cylinder shim forms chamber with lower cylinder shim，A piston it is respectively arranged with in two chambers，It is upper piston respectively、Lower piston，At upper cylinder shim、In lower cylinder shim, end face is provided with air discharge duct，It is provided with sealing ring between upper piston and upper cylinder shim，It is provided with sealing ring between lower piston and lower cylinder shim，Sealing ring it is provided with between cylinder head and upper piston，In the lower end, center of lower piston, installing is equipped with push rod，Circular hole it is provided with on upper piston，Screw rod is connected through this circular hole with push rod，Push rod center has aperture，Cylinder head cylindrical is provided with screw thread，Cylinder head is connected with back-cover by screw thread，Center, upper surface in cylinder head，It is provided with the second air inlet，The cavity that this second air inlet connection upper piston is formed with cylinder head，The first sealing ring it is provided with between described back-cover and lower cylinder shim.
Further, it is cased with return spring on described push rod, described return spring one end withstands on the right angle boss of push rod, the other end withstands on back-cover inner face, described back-cover is provided with the first air inlet, first air inlet is connected with the inner bag air inlet on spindle main body assembly, described back-cover side has cooling water inlet opening and cooling water apopore, inlet opening on the inner bag of cooling water inlet opening and cooling water apopore and spindle main body assembly, apopore communicates, it is provided with first row pore and power connection in back-cover side, the position connection that steam vent and power connection are all corresponding with spindle main body assembly, with push rod contact position equipped with oilless bearing in the middle of back-cover.
Relative to prior art, the invention has the beneficial effects as follows:
1., for reducing the most lower windage impact on air bearing precision, bearing is directly cooled down；
2. connect coolant when working, thrust bearing, air bearing and whole main shaft are cooled down, take away motor and the heat of windage generation by force, reduce heating overall during main shaft uses, it is ensured that the stability during main shaft use；
3. ensureing bearing capacity enough during spindle processing and rigidity, air bearing uses monolithic construction, and air bearing uses eight row's supported design, and each ring surface is provided with 10 orifice designs；
4. the throttle orifice being provided with on air bearing end face, forms angle with the radial direction throttle orifice near bearing flange end, decrease end face throttle orifice and produce turbulence with radially throttle orifice, it is to avoid rotor core unstability in high-speed rotation；
5. the bag handle assembly in rotor core uses integral type, it is ensured that the stability in the frequent exchanging knives process of main shaft；
6. this main shaft is under high-frequency converter control, and rotating speed can reach 125000RPM, can meet high-speed cutting processing in existing main shaft.
The present invention relates to a kind of air floated high speed electric mandrel, it is to utilize cutting principle at the bottom of high speed that magnalium is carried out precision machined electro spindle, it has disclosed the hydronic spindle main body of water, there are the hydronic air bearing of water and thrust bearing, there is the rotor core that can automatically lay down cutter, there is the cylinder that can automatically lay down cutter arrangement, equipped with all-in-one-piece air bearing in spindle main body, rotor core is had between air bearing and stator, push broach mechanism in cylinder is arranged in rotor core, rotate when will not rotate with rotor core, laying particular stress on when decreasing the rotation of main shaft, guarantee the main shaft life-span, reduce spindle processing difficulty, it is easy to produce.
Accompanying drawing explanation
Fig. 1 is air floated high speed electric mandrel sectional view of the present invention.
Fig. 2 is air floated high speed electric mandrel inlet channel schematic diagram of the present invention.
Fig. 3 is air floated high speed electric mandrel inlet channel schematic diagram of the present invention.
Fig. 4 is inner bag schematic diagram of the present invention.
Fig. 5 is cylinder assembly structural representation of the present invention.
Fig. 6 is back-cover structural representation of the present invention.
Labelling in accompanying drawing: spindle main body assembly 1, inner bag 2, air bearing 3, dust cap 4, distance collar 5, power plate 6, rotor shaft core 7, rotor 8, motor stator 9, bearing throttle orifice 10, inlet channel 12, first row pore 13, rotor assembly 14, air feed path 15, air output channel 16, spiral cooling water channel 17, cylinder assembly 18, second air inlet 181, cylinder head 182, upper cylinder shim 183, lower cylinder shim 184, push rod 185, oilless bearing 186, return spring 187, lower piston 189, first sealing ring 188, upper piston 190, screw rod 191, first air inlet 192, cooling water inlet opening 193, cooling water apopore 194, first row pore 195, power connection 196.
Detailed description of the invention
Below in conjunction with the accompanying drawings the preferred embodiments of the present invention are described in detail, so that advantages and features of the invention can be easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention are made apparent clear and definite defining.
Refer to accompanying drawing 1 ~ 3, a kind of air floated high speed electric mandrel of the present invention, this electro spindle includes spindle main body assembly 1, cylinder assembly 18, air bearing 3, rotor assembly 14, described rotor assembly 14 includes rotor shaft core 7, air bearing 3 flange face is provided with distance collar 5, distance collar 5 is provided with thrust bearing, described air bearing 3 rear end is provided with motor coil, equipped with rotor shaft core 7 in described air bearing 3, described rotor shaft core 7 front end is equipped with chuck, the cylinder assembly 18 of tool changing it is fixed with on described spindle main body assembly, in air bearing, thrust bearing, spindle main body assembly is provided with cooling water channel.Its top of described air bearing 3 is provided with flange, and flange bottom is provided with axis body, and described axis body is provided with radial air feed path, is provided with the air output channel 16 with radial air feed path, described axis body has cooling water channel in described axis body；Radial air feed path, cooling water channel and air output channel on described axis body are equipped with O-ring seal；It is provided with on described flange and is uniformly distributed ten at a certain distance and is parallel to axial air feed path 15；Axis body communicates with the air duct on flange face near the supply circular passage of flange base；Cylindrical at bearing is provided with eight row's inlet channels 12, is provided with orifice plug in radial air inlet passage.Dust cap 4 is stamped in described inner bag 2 lower end, and dust cap 4 medial surface is provided with one piece of power plate 6, and described power plate 6 is arranged on the lower surface of rotor shaft core 7；Being cased with rotor 8 on the sidewall of described rotor shaft core 7 upper end, rotor 8 is cased with motor stator 9 on lateral wall；Bearing throttle orifice 10, first row pore 13, described rotor shaft core 7 it is provided with in described air bearing 3
As shown in Figure 4, described spindle main body assembly is provided with inner bag 2, this inner bag 2 cylindrical is provided with spiral cooling water channel 17, spiral cooling water channel 17 communicates through the cooling water channel of air bearing with air bearing cylindrical, cooling water channel on the inner bag of spindle main body assembly is sealed by the overcoat in spindle main body, and the cooling water channel on spindle main body assembly forms loop with the cooling water channel on air bearing cooling water channel, thrust bearing；Being provided with air inlet on the inner bag 2 of spindle main body assembly, air inlet communicates with the air inlet of air bearing cylindrical.Described rotor shaft core 7, built with bag handle main body, butterfly spring, fixed block, chuck, is provided with oil-way at bag handle main body cylindrical.
nullAs shown in Fig. 5 ~ 6，Described cylinder assembly 18 includes cylinder head、Upper cylinder shim 183、Lower cylinder shim 184、Cylinder head 182，Described cylinder head 182 and upper cylinder shim 183 form chamber，Described upper cylinder shim 183 forms chamber with lower cylinder shim 184，A piston it is respectively arranged with in two chambers，It is upper piston 190 respectively、Lower piston 189，At upper cylinder shim 183、In lower cylinder shim 184, end face is provided with air discharge duct，It is provided with sealing ring between upper piston and upper cylinder shim，It is provided with sealing ring between lower piston and lower cylinder shim，It is provided with sealing ring between cylinder head 182 and upper piston 190，In the lower end, center of lower piston, installing is equipped with push rod 185，Circular hole it is provided with on upper piston，Screw rod 191 is connected through this circular hole with push rod 185，Push rod 185 center has aperture，Cylinder head 182 cylindrical is provided with screw thread，Cylinder head is connected with back-cover 19 by screw thread，Center, upper surface in cylinder head，It is provided with the second air inlet 181，This second air inlet 181 connects the cavity that upper piston 190 is formed with cylinder head 182.Being provided with the first sealing ring 188 between described back-cover 19 and lower cylinder shim 184, described push rod 185 is cased with return spring 187, described return spring 187 one end withstands on the right angle boss of push rod 185, and the other end withstands on back-cover 19 inner face.Described back-cover 19 is provided with the first air inlet 192, first air inlet 192 is connected with inner bag 2 air inlet on spindle main body assembly, described back-cover 19 side has cooling water inlet opening 193 and cooling water apopore 194, cooling water inlet opening 193 and cooling water apopore 194 communicate with the inlet opening on the inner bag 2 of spindle main body assembly, apopore, it is provided with first row pore 195 and power connection 196 in back-cover 19 side, the position connection that steam vent and power connection are all corresponding with spindle main body assembly, with push rod contact position equipped with oilless bearing 186 in the middle of back-cover 19.
Air floated high speed electric mandrel of the present invention, it is to utilize cutting principle at the bottom of high speed that magnalium is carried out precision machined electro spindle, it has disclosed the hydronic spindle main body of water, there are the hydronic air bearing of water and thrust bearing, there is the rotor core that can automatically lay down cutter, there is the cylinder that can automatically lay down cutter arrangement, equipped with all-in-one-piece air bearing in spindle main body, rotor core is had between air bearing and stator, push broach mechanism in cylinder is arranged in rotor core, rotate when will not rotate with rotor core, laying particular stress on when decreasing the rotation of main shaft, guarantee the main shaft life-span, reduce spindle processing difficulty, it is easy to produce.
The foregoing is only the preferred embodiment of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical field, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (6)
1. an air floated high speed electric mandrel, it is characterized in that: this electro spindle includes spindle main body assembly, cylinder assembly, air bearing, rotor assembly, rotor assembly includes rotor shaft core, air bearing is provided with flange face, this flange face is provided with distance collar, distance collar is provided with thrust bearing, described air bearing rear end is provided with motor coil, equipped with rotor shaft core in described air bearing, described rotor shaft core front end is equipped with chuck, the cylinder assembly of tool changing it is fixed with on described spindle main body assembly, in air bearing, thrust bearing, spindle main body assembly is provided with cooling water channel.
A kind of air-flotation electric spindle the most according to claim 1, it is characterized in that: its top of described air bearing is provided with flange, flange bottom is provided with axis body, described axis body is provided with radial air feed path, it is provided with in described axis body and the air output channel of radial air feed path, described axis body has cooling water channel；Radial air feed path, cooling water channel and air output channel on described axis body are equipped with O-ring seal；It is provided with on described flange and is uniformly distributed ten at a certain distance and is parallel to axial air feed path；Axis body communicates with the air duct on flange face near the supply circular passage of flange base；Cylindrical at bearing is provided with eight row's inlet channels, is provided with orifice plug in radial air inlet passage.
A kind of air-flotation electric spindle the most according to claim 1, it is characterized in that: described spindle main body assembly is provided with inner bag, this inner bag cylindrical is provided with spiral cooling water channel, spiral cooling water channel communicates through the cooling water channel of air bearing with air bearing cylindrical, cooling water channel on the inner bag of spindle main body assembly is sealed by the overcoat in spindle main body, and the cooling water channel on spindle main body assembly forms loop with the cooling water channel on air bearing cooling water channel, thrust bearing；Being provided with air inlet on the inner bag of spindle main body assembly, air inlet communicates with the air inlet of air bearing cylindrical.
A kind of air-flotation electric spindle the most according to claim 1, it is characterised in that: described armature spindle in-core, equipped with bag handle main body, butterfly spring, fixed block, chuck, is provided with oil-way at bag handle main body cylindrical.
nullA kind of air-flotation electric spindle the most according to claim 1，It is characterized in that: described cylinder assembly includes cylinder head、Upper cylinder shim、Lower cylinder shim、Cylinder head，Described cylinder head and upper cylinder shim form chamber，Described upper cylinder shim forms chamber with lower cylinder shim，A piston it is respectively arranged with in two chambers，It is upper piston respectively、Lower piston，At upper cylinder shim、In lower cylinder shim, end face is provided with air discharge duct，It is provided with sealing ring between upper piston and upper cylinder shim，It is provided with sealing ring between lower piston and lower cylinder shim，Sealing ring it is provided with between cylinder head and upper piston，In the lower end, center of lower piston, installing is equipped with push rod，Circular hole it is provided with on upper piston，Screw rod is connected through this circular hole with push rod，Push rod center has aperture，Cylinder head cylindrical is provided with screw thread，Cylinder head is connected with back-cover by screw thread，Center, upper surface in cylinder head，It is provided with the second air inlet，The cavity that this second air inlet connection upper piston is formed with cylinder head，The first sealing ring it is provided with between described back-cover and lower cylinder shim.
A kind of air-flotation electric spindle the most according to claim 5, it is characterized in that: on described push rod, be cased with return spring, described return spring one end withstands on the right angle boss of push rod, the other end withstands on back-cover inner face, described back-cover is provided with the first air inlet, first air inlet is connected with the inner bag air inlet on spindle main body assembly, described back-cover side has cooling water inlet opening and cooling water apopore, inlet opening on the inner bag of cooling water inlet opening and cooling water apopore and spindle main body assembly, apopore communicates, it is provided with first row pore and power connection in back-cover side, the position connection that steam vent and power connection are all corresponding with spindle main body assembly, with push rod contact position equipped with oilless bearing in the middle of back-cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610428534.3A CN105945308B (en) | 2016-06-17 | 2016-06-17 | A kind of air floated high speed electric mandrel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610428534.3A CN105945308B (en) | 2016-06-17 | 2016-06-17 | A kind of air floated high speed electric mandrel |
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| Publication Number | Publication Date |
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| CN105945308A true CN105945308A (en) | 2016-09-21 |
| CN105945308B CN105945308B (en) | 2018-01-12 |
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| CN201610428534.3A Active CN105945308B (en) | 2016-06-17 | 2016-06-17 | A kind of air floated high speed electric mandrel |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106172572A (en) * | 2016-09-26 | 2016-12-07 | 安徽政乐机械有限公司 | A kind of dismiss an internal rotor cooling body for cake frothing machine |
| CN106863632A (en) * | 2017-01-20 | 2017-06-20 | 广州市昊志机电股份有限公司 | A kind of machine tool chief axis for being conveniently replaceable blade |
| CN107282950A (en) * | 2017-06-30 | 2017-10-24 | 广州市昊志机电股份有限公司 | A kind of high-speed permanent magnetic synchronization Zuan Gong centers electro spindle |
| CN107855545A (en) * | 2017-12-27 | 2018-03-30 | 东莞市显隆电机有限公司 | A kind of air floated high speed electric mandrel |
| CN108044136A (en) * | 2018-01-02 | 2018-05-18 | 中国计量大学 | A kind of novel static pressure air-flotation electric spindle |
| CN108194507A (en) * | 2018-01-26 | 2018-06-22 | 中国计量大学 | A kind of non-uniform Distribution variable orifice diameter is radial gas bearing provided |
| CN109434139A (en) * | 2018-11-29 | 2019-03-08 | 深圳市爱贝科精密机械有限公司 | A kind of stator module and permanent magnet synchronization motor spindle of electro spindle |
| CN109514318A (en) * | 2018-11-12 | 2019-03-26 | 深圳九福科技股份有限公司 | Automatic tool changer spindle motor with radiator structure |
| CN111408744A (en) * | 2020-05-15 | 2020-07-14 | 东莞市显隆电机有限公司 | Knife handle type air-float high-speed electric spindle |
| CN113894298A (en) * | 2021-09-22 | 2022-01-07 | 深圳市爱贝科精密工业股份有限公司 | Superspeed air floatation motorized spindle |
| WO2022183592A1 (en) * | 2021-03-02 | 2022-09-09 | 广州市昊志机电股份有限公司 | Air bearing spindle and drilling rig |
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| CN201900277U (en) * | 2010-12-29 | 2011-07-20 | 广州市昊志机电有限公司 | Bearing block assembly for air flotation high-speed electric spindle |
| CN102489726A (en) * | 2011-11-26 | 2012-06-13 | 广州市昊志机电股份有限公司 | Air-floated high-speed motorized spindle |
| CN205927133U (en) * | 2016-06-17 | 2017-02-08 | 深圳市爱贝科精密机械有限公司 | Air -float high -speed electric main axle |
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| SU1215875A1 (en) * | 1984-11-27 | 1986-03-07 | Предприятие П/Я А-3474 | Electric spindle with gas-pressure bearings |
| JPH0811002A (en) * | 1994-06-28 | 1996-01-16 | Ntn Corp | Static pressure air bearing spindle having automatic tool changing mechanism |
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| CN102489726A (en) * | 2011-11-26 | 2012-06-13 | 广州市昊志机电股份有限公司 | Air-floated high-speed motorized spindle |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106172572A (en) * | 2016-09-26 | 2016-12-07 | 安徽政乐机械有限公司 | A kind of dismiss an internal rotor cooling body for cake frothing machine |
| CN106863632A (en) * | 2017-01-20 | 2017-06-20 | 广州市昊志机电股份有限公司 | A kind of machine tool chief axis for being conveniently replaceable blade |
| CN107282950A (en) * | 2017-06-30 | 2017-10-24 | 广州市昊志机电股份有限公司 | A kind of high-speed permanent magnetic synchronization Zuan Gong centers electro spindle |
| CN107855545A (en) * | 2017-12-27 | 2018-03-30 | 东莞市显隆电机有限公司 | A kind of air floated high speed electric mandrel |
| CN108044136A (en) * | 2018-01-02 | 2018-05-18 | 中国计量大学 | A kind of novel static pressure air-flotation electric spindle |
| CN108044136B (en) * | 2018-01-02 | 2024-05-14 | 中国计量大学 | Novel static pressure air-float electric spindle |
| CN108194507A (en) * | 2018-01-26 | 2018-06-22 | 中国计量大学 | A kind of non-uniform Distribution variable orifice diameter is radial gas bearing provided |
| CN109514318B (en) * | 2018-11-12 | 2024-05-14 | 深圳九福科技股份有限公司 | Automatic tool changing spindle motor with heat radiation structure |
| CN109514318A (en) * | 2018-11-12 | 2019-03-26 | 深圳九福科技股份有限公司 | Automatic tool changer spindle motor with radiator structure |
| CN109434139A (en) * | 2018-11-29 | 2019-03-08 | 深圳市爱贝科精密机械有限公司 | A kind of stator module and permanent magnet synchronization motor spindle of electro spindle |
| CN109434139B (en) * | 2018-11-29 | 2023-12-22 | 深圳市爱贝科精密工业股份有限公司 | Stator assembly of electric spindle and permanent magnet synchronous electric spindle |
| CN111408744A (en) * | 2020-05-15 | 2020-07-14 | 东莞市显隆电机有限公司 | Knife handle type air-float high-speed electric spindle |
| WO2022183592A1 (en) * | 2021-03-02 | 2022-09-09 | 广州市昊志机电股份有限公司 | Air bearing spindle and drilling rig |
| CN113894298A (en) * | 2021-09-22 | 2022-01-07 | 深圳市爱贝科精密工业股份有限公司 | Superspeed air floatation motorized spindle |
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| Publication number | Publication date |
|---|---|
| CN105945308B (en) | 2018-01-12 |
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