CN208977279U - A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform - Google Patents
A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform Download PDFInfo
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- CN208977279U CN208977279U CN201821520601.5U CN201821520601U CN208977279U CN 208977279 U CN208977279 U CN 208977279U CN 201821520601 U CN201821520601 U CN 201821520601U CN 208977279 U CN208977279 U CN 208977279U
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Abstract
The utility model discloses a kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor and directly turns platform, comprising: tool-holder shaft directly turns platform cabinet, rare-earth permanent-magnet electric machine stator, rare-earth permanent magnet motor rotor, transmission shaft and dust preventing component；The rare-earth permanent-magnet electric machine stator is fixedly installed in the inner wall that the tool-holder shaft directly turns platform cabinet；The rare-earth permanent magnet motor rotor rotation is built in the tool-holder shaft and directly turns platform cabinet；The middle part of the transmission shaft is fixedly connected with the rare-earth permanent magnet motor rotor；The tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform and directly directly drives the transmission shaft rotation by its internal rare-earth permanent-magnet electric machine stator being arranged and rare-earth permanent magnet motor rotor, instead of turbine and worm in the prior art and belt driving transmission shaft rotation, the reduction of machining accuracy caused by the abrasion because of worm and gear or belt is avoided the occurrence of；The tool-holder shaft, which directly turns, is provided with coolant flow chamber in platform cabinet.
Description
Technical field
The utility model relates to 5-shaft linkage numerical control machine tool technology fields, and in particular to a kind of tool-holder shaft liquid cooling rare earth
Permanent magnet torque motor directly turns platform.
Background technique
Since there are three rectilinear coordinates and two rotational coordinates for 5-shaft linkage numerical control lathe tool, add suitable for complex-curved
Work.The structure of existing five-axis robot machine tool chief axis rotary power turntable: including cabinet and be installed on the intracorporal main shaft of spindle box and
Spring bearing, the rotation of main shaft are to add worm and gear by servo motor or rotated by belt wheel drive.This main shaft rotation
For the structure of power turntable because there is the presence of worm and gear or belt, shape is big and installation space is big, leads to equipment overall dimensions
Greatly, it is unfavorable for installing.Also, the transmitting torque of the existing main shaft rotary power turntable kind of drive is low, does not have urgency acceleration and urgency
The performance of deceleration, machining accuracy can be reduced because of the abrasion of worm and gear or belt by being used for a long time, meanwhile, meeting during machine operation
A large amount of heat is generated, the accumulation of heat will lead to mechanical equipment failure.
Utility model content
The purpose of the utility model is to overcome above-mentioned technical deficiencies, provide a kind of tool-holder shaft liquid cooling rare earth permanent magnet power
Torque motor directly turns platform, solves power turntable in the prior art and contains turbine and worm and belt composition, worm and gear easily occurs
Or the abrasion of belt reduces machining accuracy and the accumulation of heat will lead to the technical issues of mechanical equipment breaks down.
To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of tool-holder shaft liquid cooling rare earth permanent magnet
Direct drive of torque motor turntable, comprising: tool-holder shaft directly turns platform cabinet, rare-earth permanent-magnet electric machine stator, rare-earth permanent-magnet electric machine and turns
Son, transmission shaft and dust preventing component；The rare-earth permanent-magnet electric machine stator is fixedly installed in the tool-holder shaft and directly turns platform cabinet
Inner wall；The rare-earth permanent magnet motor rotor rotation is built in the tool-holder shaft and directly turns platform cabinet；The transmission shaft
Middle part is built in the tool-holder shaft and directly turns platform cabinet and be fixedly connected with the rare-earth permanent magnet motor rotor, the transmission
One end of axis is provided with the first outer peripheral surface and the second outer peripheral surface for the arrangement that is stepped, and second outer peripheral surface and the rare earth are forever
The distance between magneto rotor is less than the distance between first outer peripheral surface and the rare-earth permanent magnet motor rotor, and described the
Two outer peripheral surfaces and first outer peripheral surface are coaxially arranged, and the diameter of second outer peripheral surface is greater than the straight of first outer peripheral surface
Diameter is provided with the first cascaded surface between second outer peripheral surface and first outer peripheral surface；The dust preventing component includes dust ring
And mounting ring, the mounting ring coaxial sleeve are set to one end of the transmission shaft, the mounting ring is straight close to the tool-holder shaft
It turns one end of platform cabinet and the tool-holder shaft directly turns platform cabinet and is fixedly connected, be provided in the mounting ring and be connected to it
First air slot of inner and outer circumferential surfaces；The dust ring is set between the mounting ring and the transmission shaft, and the dust ring
It is fixedly connected with the mounting ring, the first inner peripheral surface and coaxially arranged with first inner peripheral surface is provided on the dust ring
Second inner peripheral surface, the diameter of second inner peripheral surface are greater than the diameter of first inner peripheral surface, second inner peripheral surface with it is described
It is provided with the second cascaded surface between first inner peripheral surface, the first inner peripheral surface coaxial sleeve is set to first outer peripheral surface, and and its
Clearance fit；The second inner peripheral surface coaxial sleeve be set to second outer peripheral surface, and with its clearance fit；Second cascaded surface
The relatively described first cascaded surface arrangement；The second air slot, one end of second air slot and institute are provided on the dust ring
The connection of the first air slot is stated, the other end of second air slot is connected to first inner peripheral surface；The tool-holder shaft is straight
It turns and is provided with coolant flow chamber in platform cabinet, one end of the coolant flow chamber is provided with coolant liquid inlet, described
The other end of coolant flow chamber is provided with coolant liquid liquid outlet.
Compared with prior art, the beneficial effects of the utility model include: the tool-holder shaft liquid cooling rare earth permanent magnet torque
Electric-machine directly-driven turntable is directly directly driven by its internal rare-earth permanent-magnet electric machine stator being arranged and rare-earth permanent magnet motor rotor described
Transmission shaft rotation, instead of turbine and worm in the prior art and belt driving transmission shaft rotation, avoid the occurrence of because of worm and gear or
The reduction of machining accuracy caused by the abrasion of belt；First air slot is connected to external gas pipeline, Xiang Suoshu first
Conveying high-pressure gas in air slot, high pressure gas can enter second air slot by first air slot, and by described
Second air slot is sprayed between first inner peripheral surface and first outer peripheral surface, first cascaded surface and the second-order
Tread meeting stop portions high pressure gas produces the inside for entering the electric machine casing, so that most of high pressure gas is out of described first
Region between circumferential surface and first outer peripheral surface is sprayed to one end far from the rare-earth permanent magnet motor rotor, is effectively prevented
External dust enters the inside of the electric machine casing；The intracavitary coolant liquid of the coolant flow goes out piece-holder for fast speed belt
Axis directly turns the heat of platform box house, avoids the accumulation of heat that mechanical equipment is caused to break down.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the utility model.
Fig. 2 is the partial enlargement diagram in Fig. 1 at A.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1~2 are please referred to, the present embodiment provides a kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motors directly to turn platform,
It include: that tool-holder shaft directly turns platform cabinet 1, rare-earth permanent-magnet electric machine stator 2, rare-earth permanent magnet motor rotor 3, transmission shaft 4, dust-proof
Component 5, turntable bearing 6 and encoder 7.
The rare-earth permanent-magnet electric machine stator 2 is fixedly installed in the inner wall that the tool-holder shaft directly turns platform cabinet 1；Institute
The rotation of rare-earth permanent magnet motor rotor 3 is stated to be built in the tool-holder shaft and directly turn platform cabinet 1.
The middle part of the transmission shaft 4 be built in the tool-holder shaft directly turn platform cabinet 1 and with rare earth permanent magnet electricity
Machine rotor 2 is fixedly connected, and one end of the transmission shaft 4 is provided with the first outer peripheral surface 4a and the second outer peripheral surface for the arrangement that is stepped
4b, the distance between the second outer peripheral surface 4b and the rare-earth permanent magnet motor rotor 3 are less than the first outer peripheral surface 4a and institute
The distance between rare-earth permanent magnet motor rotor 3 is stated, the second outer peripheral surface 4b and the first outer peripheral surface 4a are coaxially arranged, described
The diameter of second outer peripheral surface 4b is greater than the diameter of the first outer peripheral surface 4a, the second outer peripheral surface 4b and first outer peripheral surface
The first cascaded surface 4c is provided between 4a, the first cascaded surface 4c is arranged perpendicular to the first outer peripheral surface 4a；The workpiece clamp
It holds axis liquid cooling rare-earth permanent magnet torque motor and directly turns platform directly by its internal rare-earth permanent-magnet electric machine stator 2 and rare earth permanent magnet being arranged
Rotor 3 directly drives the transmission shaft 4 and rotates, and turns instead of turbine and worm in the prior art and belt driving transmission shaft
It is dynamic, avoid the occurrence of the reduction of machining accuracy caused by the abrasion because of worm and gear or belt.
The dust preventing component 5 includes dust ring 51 and mounting ring 52, and 52 coaxial sleeve of mounting ring is set to the power defeated 4
Shaft, the mounting ring 52 directly turns one end of platform cabinet 1 close to the tool-holder shaft and the tool-holder shaft directly turns
Platform cabinet 1 is fixedly connected, and the first air slot 52a for being connected to its inner and outer circumferential surfaces is provided in the mounting ring 52；The dust ring
51 are set between the mounting ring 52 and the transmission shaft 4, and the dust ring 51 is fixedly connected with the mounting ring 52,
The first inner peripheral surface 51a and second inner peripheral surface coaxially arranged with the first inner peripheral surface 51a are provided on the dust ring 51
The diameter of 51b, the second inner peripheral surface 51b are greater than the diameter of the first inner peripheral surface 51a, the second inner peripheral surface 51b and institute
It states and is provided with the second cascaded surface 51c between the first inner peripheral surface 51a, the first inner peripheral surface 51a coaxial sleeve is set to outside described first
Circumferential surface 4a, and with its clearance fit；The second inner peripheral surface 51b coaxial sleeve be set to the second outer peripheral surface 4b, and with its gap
Cooperation；The relatively described first cascaded surface 4c arrangement of the second cascaded surface 51c；The second air slot is provided on the dust ring 51
51d, one end of the second air slot 51d are connected to the first air slot 52a, the other end of the second air slot 51d
It is connected to the first inner peripheral surface 51a；The first air slot 52a is connected to external gas pipeline, the first air slot of Xiang Suoshu
Conveying high-pressure gas in 52a, high pressure gas can enter the second air slot 51d by the first air slot 52a, and by institute
It states the second air slot 51d to spray between the first inner peripheral surface 51a and the first outer peripheral surface 4a, first cascaded surface
4c and the second cascaded surface 51c meeting stop portions high pressure gas produces the inside for entering the electric machine casing 1, so that most of high
Region of the body between the first inner peripheral surface 4c and the first outer peripheral surface 4a is calmed the anger to far from the rare-earth permanent-magnet electric machine turn
One end of son 3 sprays, and effectively prevents the inside that external dust enters the electric machine casing 1.
Specifically, the second air slot 51d includes a second straight line type through slot 51d1 and one second annular groove 51d2, institute
It states the second annular groove 51d2 and is recessed by the annular region on the first inner peripheral surface 51a and formed；The second straight line type through slot
One end of 51d1 is connected to the slot bottom of the second annular groove 51d2, the other end of the second straight line type through slot 51d1 with it is described
First air slot 52a connection；It is formed when the second annular groove 51d2 is for guiding jet-impingement to the first outer peripheral surface 4a
One complete annular airflow, further increases dust-proof effect；The second cascaded surface 51c is perpendicular to the first inner peripheral surface 51a
Or the second inner peripheral surface 51b；Close to the one side wall of the rare-earth permanent magnet motor rotor 3 and institute on the second annular groove 51d2
The second cascaded surface 51c parallel arrangement is stated, for stopping high pressure draught；Far from the rare earth permanent magnet on the second annular groove 51d2
The one side wall of rotor 3 favours the second cascaded surface 51c arrangement, and the second annular groove 51d2 two opposite side walls it
Between spacing gradually increase from one end close to the second straight line type through slot 51d1 to close to one end of the first outer peripheral surface 4a
Greatly, for guiding spraying to one end far from the rare-earth permanent magnet motor rotor 3 for air-flow, dust-proof effect is further increased.
Preferably, the first air slot 52a includes a first annular slot 52a2 of first straight line type through slot 52a1 and one, institute
It states first annular slot 52a2 and is recessed by the annular region on the inner peripheral surface of the mounting ring 52 and formed；The first straight line type is logical
One end of slot 52a1 is connected to the slot bottom of the first annular slot 52a2, the other end of the first straight line type through slot 52a1 and institute
State mounting ring 52 outer peripheral surface connection, and the first straight line type through slot 52a1 be connected to the outer peripheral surface of the mounting ring 52 one
End is provided with internal screw thread 52b, convenient for connecting with external gas pipeline；The second straight line type through slot 51d1 is far from described second
One end of annular groove 51d2 is connected to the first annular slot 52a2；The dust ring 51 is sent out with 52 assembling process of mounting ring
Raw the second straight line type through slot 51d1 can be connected to the first annular slot 52a2 when relatively rotating, without making described the
Two straight shaped groove 51d1 are aligned with the first straight line type through slot 52a1, are reduced assembly difficulty, are improved assembly efficiency.
The tool-holder shaft directly turns and is provided with coolant flow chamber 1a in platform cabinet 1, the coolant flow chamber 1a
One end be provided with coolant liquid inlet 1b, the other end of the coolant flow chamber 1a is provided with coolant liquid liquid outlet 1c；This
In embodiment, the coolant flow chamber 1a is twist surrounded on the inner peripheral surface that the tool-holder shaft directly turns platform cabinet 1
Region between outer peripheral surface, so that extending coolant liquid directly turns the distance flowed in platform cabinet 1 in the tool-holder shaft,
Improve radiating efficiency.
Preferably, it includes box-like body 11 and sealing drum 12, the cabinet sheet that the tool-holder shaft, which directly turns platform cabinet 1,
The coolant flow slot for being recessed inwardly and being formed is provided on the outer peripheral surface of body 11, and the coolant flow slot is twist surround
In the outer peripheral surface of the box-like body 11；The sealing drum 12 is sheathed on the box-like body 11, the inner circumferential of the sealing drum 12
Face is sealed against in the outer peripheral surface of the box-like body 11, and the relatively described coolant flow of the inner peripheral surface of the sealing drum 12
The region of slot and the coolant flow slot surround to form the coolant flow chamber, and in specific production process, numerical control can be used
Milling machine processes the coolant flow slot in the outer peripheral surface of the box-like body 11, and the sealing drum 12 is then sheathed on institute
State box-like body 11, this surround to form the mode of the coolant flow chamber 1a and reduce difficulty of processing, when the coolant liquid
When flow cavity 1a is blocked, the sealing drum 12 can be removed, consequently facilitating cleaning；In the present embodiment, the box-like body
The both ends of 11 outer peripheral surface are provided with annular groove, and O-ring seal 1d, the O-shaped sealing are provided in the annular groove
Circle 1d is connected to the inner peripheral surface of the sealing drum 12, for preventing the leakage of coolant liquid.
6 coaxial sleeve of turntable bearing is set to the transmission shaft close to one end of the dust preventing component, specifically, described turn
Platform bearing 6 is set to the annular region between the rare-earth permanent magnet motor rotor 3 and the second outer peripheral surface 4b, the turntable axis
It holds 6 inner ring to be fixedly connected with the transmission shaft 4, the outer ring of the turntable bearing 6 and the tool-holder shaft directly turn platform case
The inner peripheral surface of body 1 is fixedly connected, and improves the stability that the transmission shaft 4 rotates.
The encoder 7 is set to the other end of the transmission shaft 4, and the encoder 7 includes encoder stator and coding
Device rotor, the encoder rotor are fixedly and coaxially connected with the transmission shaft 4, the encoder stator and the electric machine casing 1
It is fixedly connected；The rotational angle that the rare-earth permanent magnet motor rotor 3 is accurately controlled by the encoder 7, guarantees product
Processing quality.
Working principle: the tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform directly by the dilute of its internal setting
Native permanent magnet motor stator 2 and rare-earth permanent magnet motor rotor 3 directly drive the transmission shaft 3 and rotate, instead of whirlpool in the prior art
Worm and gear and belt driving transmission shaft rotation, avoid the occurrence of the drop of machining accuracy caused by the abrasion because of worm and gear or belt
It is low；The first air slot 52a is connected to external gas pipeline, conveying high-pressure gas in the first air slot of Xiang Suoshu 52a, high pressure
Gas can by the first air slot 52a enter the second air slot 51d, and by the second air slot 51d spray to
Between the first inner peripheral surface 51a and the first outer peripheral surface 4a, the first cascaded surface 4c and the second cascaded surface 51c
Can stop portions high pressure gas produce the inside for entering the electric machine casing 1 so that most of high pressure gas is from first inner circumferential
Region between face 51a and the first outer peripheral surface 4a is sprayed to one end far from the rare-earth permanent magnet motor rotor 3, effectively anti-
The inside that external dust enters the electric machine casing 1 is stopped；Coolant liquid in the coolant flow chamber 1a is for quickly taking out of
Tool-holder shaft directly turns the heat inside platform cabinet 1, avoids the accumulation of heat that mechanical equipment is caused to break down.
Specific embodiment of the present utility model described above does not constitute the restriction to scope of protection of the utility model.
Any other various changes and modifications that any technical concept according to the present utility model is made should be included in practical
In novel scope of protection of the claims.
Claims (8)
1. a kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform, comprising: tool-holder shaft directly turn platform cabinet,
Rare-earth permanent-magnet electric machine stator, rare-earth permanent magnet motor rotor, transmission shaft and dust preventing component；The fixed peace of the rare-earth permanent-magnet electric machine stator
The inner wall of platform cabinet is directly turned loaded on the tool-holder shaft；The rare-earth permanent magnet motor rotor rotation is built in the workpiece clamp
It holds axis and directly turns platform cabinet；Be built in the middle part of the transmission shaft tool-holder shaft directly turn platform cabinet and with the rare earth
Permanent magnet machine rotor is fixedly connected, and one end of the transmission shaft is provided with the first outer peripheral surface and the second periphery for the arrangement that is stepped
Face, the distance between second outer peripheral surface and the rare-earth permanent magnet motor rotor are less than first outer peripheral surface and the rare earth
The distance between permanent magnet machine rotor, second outer peripheral surface and first outer peripheral surface are coaxially arranged, and second periphery
The diameter in face is greater than the diameter of first outer peripheral surface, is provided with first between second outer peripheral surface and first outer peripheral surface
Cascaded surface；The dust preventing component includes dust ring and mounting ring, and the mounting ring coaxial sleeve is set to one end of the transmission shaft, institute
State that mounting ring directly turns one end of platform cabinet close to the tool-holder shaft and the tool-holder shaft directly turns platform cabinet and fixes
It connects, the first air slot for being connected to its inner and outer circumferential surfaces is provided in the mounting ring；The dust ring is set to the mounting ring
Between the transmission shaft, and the dust ring is fixedly connected with the mounting ring, and the first inner circumferential is provided on the dust ring
The diameter of face and second inner peripheral surface coaxially arranged with first inner peripheral surface, second inner peripheral surface is greater than first inner circumferential
The diameter in face, is provided with the second cascaded surface between second inner peripheral surface and first inner peripheral surface, first inner peripheral surface is same
Axle sleeve be set to first outer peripheral surface, and with its clearance fit；The second inner peripheral surface coaxial sleeve is set to second outer peripheral surface,
And with its clearance fit；The relatively described first cascaded surface arrangement of second cascaded surface；Second is provided on the dust ring to lead
Air drain, one end of second air slot are connected to first air slot, the other end of second air slot and described the
The connection of one inner peripheral surface；The tool-holder shaft directly turns and is provided with coolant flow chamber in platform cabinet, the coolant flow chamber
One end be provided with coolant liquid inlet, the other end of the coolant flow chamber is provided with coolant liquid liquid outlet.
2. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 1 directly turns platform, which is characterized in that institute
It states coolant flow chamber and is twist surrounded on the tool-holder shaft and directly turn between the inner peripheral surface and outer peripheral surface of platform cabinet
Region.
3. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 2 directly turns platform, which is characterized in that institute
Stating tool-holder shaft and directly turning platform cabinet includes box-like body and sealing drum, is provided on the outer peripheral surface of the box-like body inwardly
Be recessed the coolant flow slot formed, and the coolant flow slot is twist surrounded on the outer peripheral surface of the box-like body；
The sealing sleeve is set to the box-like body, and the inner peripheral surface of the sealing drum is sealed against in the periphery of the box-like body
Face, and the region of the relatively described coolant flow slot of the inner peripheral surface of the sealing drum and the coolant flow slot surround to form institute
State coolant flow chamber.
4. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 1 directly turns platform, which is characterized in that institute
Stating the second air slot includes a second straight line type through slot and one second annular groove, and second annular groove is by first inner peripheral surface
On an annular region be recessed to be formed；One end of the second straight line type through slot is connected to the slot bottom of second annular groove, institute
The other end for stating second straight line type through slot is connected to first air slot.
5. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 4 directly turns platform, which is characterized in that institute
The second cascaded surface is stated perpendicular to first inner peripheral surface or second inner peripheral surface；Close to the rare earth on second annular groove
The one side wall of permanent magnet machine rotor and second cascaded surface are arranged in parallel, far from the rare earth permanent magnet on second annular groove
The one side wall of rotor favours the second cascaded surface arrangement, and the spacing between the second annular groove two opposite side walls
It is gradually increased from one end close to the second straight line type through slot to one end close to first outer peripheral surface.
6. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 5 directly turns platform, which is characterized in that institute
Stating the first air slot includes a first straight line type through slot and a first annular slot, and the first annular slot is by the mounting ring
An annular region on circumferential surface is recessed to be formed；The slot bottom of one end of the first straight line type through slot and the first annular slot connects
Logical, the other end of the first straight line type through slot is connected to the outer peripheral surface of the mounting ring, and the first straight line type through slot and
One end of the outer peripheral surface connection of the mounting ring is provided with internal screw thread；The second straight line type through slot is far from second annular groove
One end be connected to the first annular slot.
7. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 1 directly turns platform, which is characterized in that institute
It further includes a turntable bearing, the turntable coaxial bearing set that the tool-holder shaft liquid cooling rare-earth permanent magnet torque motor stated, which directly turns platform,
Set on the transmission shaft close to one end of the dust preventing component, the inner ring of the turntable bearing is fixedly connected with the transmission shaft,
The outer ring of the turntable bearing is fixedly connected with the inner peripheral surface that the tool-holder shaft directly turns platform cabinet.
8. tool-holder shaft liquid cooling rare-earth permanent magnet torque motor according to claim 7 directly turns platform, which is characterized in that institute
It further includes encoder that the tool-holder shaft liquid cooling rare-earth permanent magnet torque motor stated, which directly turns platform, and the encoder is set to the biography
The other end of moving axis, the encoder include encoder stator and encoder rotor, the encoder rotor and the transmission shaft
It is fixedly and coaxially connected, the encoder stator is fixedly connected with the electric machine casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821520601.5U CN208977279U (en) | 2018-09-17 | 2018-09-17 | A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821520601.5U CN208977279U (en) | 2018-09-17 | 2018-09-17 | A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208977279U true CN208977279U (en) | 2019-06-14 |
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ID=66784449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821520601.5U Active CN208977279U (en) | 2018-09-17 | 2018-09-17 | A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform |
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| CN (1) | CN208977279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972023A (en) * | 2018-09-17 | 2018-12-11 | 武汉贝格泰克数控直驱机械有限公司 | A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform |
-
2018
- 2018-09-17 CN CN201821520601.5U patent/CN208977279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972023A (en) * | 2018-09-17 | 2018-12-11 | 武汉贝格泰克数控直驱机械有限公司 | A kind of tool-holder shaft liquid cooling rare-earth permanent magnet torque motor directly turns platform |
| CN108972023B (en) * | 2018-09-17 | 2024-05-17 | 武汉贝格泰克数控直驱机械有限公司 | Workpiece clamping shaft liquid cooling rare earth permanent magnet torque motor direct-drive turntable |
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