CN108494157A - A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives - Google Patents
A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives Download PDFInfo
- Publication number
- CN108494157A CN108494157A CN201810452640.4A CN201810452640A CN108494157A CN 108494157 A CN108494157 A CN 108494157A CN 201810452640 A CN201810452640 A CN 201810452640A CN 108494157 A CN108494157 A CN 108494157A
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- China
- Prior art keywords
- sleeve
- stator
- axis
- rotor
- alternating
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- 238000001125 extrusion Methods 0.000 title claims abstract description 24
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 abstract description 6
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000010079 rubber tapping Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/18—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means
- B30B1/181—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means the screw being directly driven by an electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives, by a set of screw pair, the sliding of interior external splines is secondary and an alternating-current permanent-magnet servo motor is integrated；Using AC permanent magnet synchronous motor as driving motor, the inner spline sleeve design of rotor and spline sliding in secondary is integrated, rotor is rotated in a circumferential direction during movement by the outer spline section of axis band moving axis, the thread segment of axis realizes that the straight-line feed of axis moves by screw pair, to make the compression tool mounted on shaft end realize screwfeed campaign, the screwfeed extrusion speed and Torque Control of shaft end can be realized by controlling the output of AC permanent magnet synchronous motor.The present apparatus is the direct driving device of one kind " Zero-drive Chain " of no intermediate transmission element, has simple in structure, the easy equal outstanding advantages of transmission efficiency and control.
Description
Technical field
The invention belongs to machinery manufacturing technology fields, are related to a kind of screw extrusion that alternating-current permanent-magnet servo motor directly drives dress
It sets, is used cooperatively with thread forming tap, realize the extrusion molding of the spiral rolling track of constant lead.
Background technology
The processing methods such as screw extrusion, spiral drilling, occupy prodigious proportion in mechanical processing, have once-forming effect
The advantages that rate is high, high precision machining, is the common machining process of standard component.Tapping is as typical screw extrusion processing side
Method is requiring tap lead consistent with the parameter of processed internal thread, that is, is requiring to circumferentially rotate a circle in screw tap when specific operation
When, screw tap is along itself one lead of screw thread of axial advancement.Tapping is generally divided into motor-driven tapping and hand tapping, in motor-driven tapping
In, it is necessary to use dedicated screw tap, lathe to provide a rotary motion, and axial feed direction is not restricted, by screw tap with
Itself opposed helical between workpiece moves to realize that screw extrusion operates.The parameter of screw tap determines the ginseng of processed internal thread
Number, the precision of screw tap determines the precision of processed internal thread, and the difficulty of processing of screw tap is big, and the service life is shorter, constrains motor-driven
The use scope of tapping processing.
Currently, in motor-driven tapping process equipment, common numerical control tapping machine and pneumatic tapper, common feature are a set of
Or the supporting device of more set parallelogram has structure to realize the adaptive feed motion in motor-driven tapping process
The defects of complicated, volume is greatly, weight and noise are big.
Therefore, the present invention proposes a kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives, using AC permanent-magnet
The mode that servo motor directly drives realizes the screw extrusion movement of compression tool, in fixed processed nut in extrusion molding
Screw thread overcomes existing tapping machine and its screw tap to manufacture the defects of difficult, has good engineering practical value.
Invention content
The technical solution adopted by the present invention is as follows：
A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives, including stator core 1, permanent magnet 2, stator winding 3, machine
Shell 4, rotor 5, rotary transformer 6, boring cover 7, sleeve 9, nut cap 10, axis 11, bearing 12；Boring cover 7 and nut cap 10 divide
It is not fixedly connected on the both ends of casing 4, the shell of whole device is constituted with casing 4；
The sleeve 9 is spline through-hole, and there is threaded interior hole at the center of nut cap 10；The two supports of sleeve 9 are in two bearings
In 12 endoporus；One end arrangement of sleeve 9 is equipped with rotary transformer 6, and rotary transformer 6, which divides to become stator for rotation and revolve, becomes rotor
Two parts are fixedly connected wherein rotation becomes stator with boring cover 7, and rotation becomes rotor and is fixedly connected with sleeve 9；
The axis 11 divides for outer spline section 11-1, thread segment 11-2 and gripping section 11-3；Outer spline section 11-1 is in sleeve 9
It is slid in portion's spline through-hole；Thread segment 11-2 is connect with the center threaded interior hole of nut cap 10；Compression tool 13 passes through 15 He of key
Screw 17 is mounted on the gripping section 11-3 of axis 11；13 front end of compression tool is equipped with adjustable for height extrusion head 16；
Stator core 1, permanent magnet 2 and stator winding 3 constitute motor stator, and motor stator is fixed in the interior cylinder of casing 4
Kong Zhong；Several skewed slots of the radial equipartition of stator core 1, permanent magnet 2 and stator winding 3 are distributed in the radial oblique of stator core 1
In slot；Rotor 5 is in evagination dentation, is concentrically mounted on the center portion of motor stator；Rotor 5 is fixed on the outer circle of sleeve 9
On the outside of cylinder.
A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives slides a set of screw pair, interior external splines
A secondary and alternating-current permanent-magnet servo motor is integrated；Using AC permanent magnet synchronous motor as driving motor, motor is turned
Inner spline sleeve design during son and spline sliding are secondary is integrated, and rotor passes through the outer spline section of axis during movement
Band moving axis rotates in a circumferential direction, and the thread segment of axis realizes that the straight-line feed of axis moves by screw pair, to make to be mounted on shaft end
The compression tool in portion realizes screwfeed campaign, and the screwfeed extrusion speed of shaft end is exchanged with Torque Control by control
The output of permanent magnet synchronous motor can be realized.The present apparatus is the direct driving device of one kind " Zero-drive Chain " of no intermediate transmission element,
With simple in structure, the easy equal outstanding advantages of transmission efficiency and control.
Description of the drawings
Fig. 1 is the overall construction drawing for the helix extrusion device that alternating-current permanent-magnet servo motor directly drives.
Fig. 2 is the axial half sectional view of Fig. 1.
Fig. 3 is the radial half sectional view of Fig. 1.
Fig. 4 is the outline drawing of lead screw shaft.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the installation diagram of compression tool.
Specific implementation mode
The present invention is described in detail below in conjunction with the accompanying drawings.
A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives, including stator core 1, permanent magnet 2, stator winding
3, casing 4, rotor 5, rotary transformer 6, boring cover 7, sleeve 9, nut cap 10, axis 11, bearing 12；Boring cover 7 and nut cap
10 are respectively fixedly connected at the both ends of casing 4, and the shell of whole device is constituted with casing 4；
The sleeve 9 is spline through-hole, and there is threaded interior hole at the center of nut cap 10；The two supports of sleeve 9 are in two bearings
In 12 endoporus；Rotary transformer 6 is arranged in one end of sleeve 9, and rotary transformer 6, which is divided to become stator for rotation and revolve, becomes rotor two
Point, it is fixedly connected with boring cover 7 wherein rotation becomes stator, rotation becomes rotor and is fixedly connected with sleeve 9；
The axis 11 divides for outer spline section 11-1, thread segment 11-2 and gripping section 11-3；Outer spline section 11-1 is in sleeve 9
It is slid in portion's spline through-hole；Thread segment 11-2 is connect with the center threaded interior hole of nut cap 10；Compression tool 13 passes through 15 He of key
Screw 17 is mounted on the gripping section 11-3 of axis 11；13 front end of compression tool is equipped with adjustable for height extrusion head 16；
Stator core 1, permanent magnet 2 and stator winding 3 constitute motor stator, and motor stator is fixed in the interior cylinder of casing 4
Kong Zhong；Several skewed slots of the radial equipartition of stator core 1, permanent magnet 2 and stator winding 3 are distributed in the radial oblique of stator core 1
In slot；Rotor 5 is in evagination dentation, and motor stator is concentric installs, and is embedded in motor stator center portion；Rotor 5 is fixed
On the outside of the external cylindrical surface of sleeve 9.
The operation principle of the present invention:A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives, by a set of leading screw spiral shell
Female secondary, interior external splines sliding pair and an alternating-current permanent-magnet servo motor are integrated；Using AC permanent magnet synchronous motor conduct
The inner spline sleeve design of rotor and spline sliding in secondary is integrated, process of the rotor in movement by driving motor
In rotated in a circumferential direction by the outer spline section of axis band moving axis, the thread segment of axis passes through the straight-line feed fortune that screw pair realizes axis
It is dynamic, to make the compression tool mounted on shaft end realize screwfeed campaign, the screwfeed extrusion speed of shaft end with
Torque Control can be realized by controlling the output of AC permanent magnet synchronous motor.
Specific work process：When motor works, rotor 5 rotates in a circumferential direction with moving sleeve 9, the spline segment 11-1 sets of axis 11
In the internal spline endoporus of sleeve 9, the thread segment 11-2 of axis 11 is connect with the center threaded interior hole of nut cap 10, rotor 5
Band moving sleeve 9 rotates in a circumferential direction, and while the sleeve 9 of rotation is rotated with moving axis 11, the nut cap 10 of shaft end is fixed, causes axis
11 slide in the internal splined hole of sleeve 9, to make the compression tool mounted on shaft end realize screwfeed campaign.
Claims (2)
1. a kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives, including stator core（1), permanent magnet（2）, stator around
Group（3）, casing（4）, rotor（5）, rotary transformer（6）, boring cover（7）, sleeve（9）, nut cap（10）, axis（11）, axis
It holds（12）；Boring cover（7）And nut cap（10）It is respectively fixedly connected in casing（4）Both ends, with casing（4）Constitute whole device
Shell；The sleeve（9）For spline through-hole, nut cap（10）Center have threaded interior hole；Sleeve（9）Two supports exist
Two bearings（12）Endoporus in；Sleeve（9）One end arrangement rotary transformer is installed（6）, rotary transformer（6）It is divided into rotation
Become stator and rotation becomes rotor two parts, wherein rotation becomes stator and boring cover（7）It is fixedly connected, rotation becomes rotor and sleeve（9）It is fixed to connect
It connects；The axis（11）It is divided into outer spline section（11-1）, thread segment（11-2）And gripping section（11-3）；Outer spline section（11-1）
Sleeve（9）Internal splines through-hole in slide；Thread segment（11-2）With nut cap（10）The connection of center threaded interior hole；Squeeze work
Tool（13）Pass through key（15）And screw（17）Mounted on axis（11）Gripping section（11-3）；Compression tool（13）Front end is equipped with height
Spend adjustable extrusion head（16）.
2. the helix extrusion device directly driven according to a kind of alternating-current permanent-magnet servo motor described in claim 1, it is characterised in that：
Stator core（1）, permanent magnet（2）And stator winding（3）Motor stator is constituted, motor stator is fixed on casing（4）Inner circle
In column endoporus；Stator core（1）Radial equipartition several skewed slots, permanent magnet（2）And stator winding（3）It is distributed in stator core
（1）Radially skewed slot in；Rotor（5）In evagination dentation, it is concentrically mounted on the center portion of motor stator；Rotor（5）Gu
It is scheduled on sleeve（9）External cylindrical surface on the outside of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810452640.4A CN108494157A (en) | 2018-05-13 | 2018-05-13 | A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810452640.4A CN108494157A (en) | 2018-05-13 | 2018-05-13 | A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108494157A true CN108494157A (en) | 2018-09-04 |
Family
ID=63354310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810452640.4A Pending CN108494157A (en) | 2018-05-13 | 2018-05-13 | A kind of helix extrusion device that alternating-current permanent-magnet servo motor directly drives |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108494157A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256894A (en) * | 2018-10-09 | 2019-01-22 | 北京理工大学 | A kind of gapless straight drive electric pushrod |
| CN109838526A (en) * | 2019-04-11 | 2019-06-04 | 陕西理工大学 | A kind of micro- backlash eliminating equipment of bolt and nut pair |
| CN110154723A (en) * | 2019-06-02 | 2019-08-23 | 陕西理工大学 | Pure electric vehicle combines Dual-motors Driving module |
| CN112671157A (en) * | 2020-12-04 | 2021-04-16 | 北京自动化控制设备研究所 | Integrated linear actuator driven by composite material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922418A (en) * | 2004-02-24 | 2007-02-28 | 利纳克有限公司 | A linear actuator comprising an overload clutch |
| JP2009124851A (en) * | 2007-11-14 | 2009-06-04 | Asmo Co Ltd | Manufacturing method for stator, stator, and brushless motor |
| WO2012012925A1 (en) * | 2010-07-26 | 2012-02-02 | 深圳华任兴科技有限公司 | Slotless amorphous ferroalloy motor with radial magnetic circuit and manufacturing method thereof |
| CN106160323A (en) * | 2016-06-23 | 2016-11-23 | 北京空间机电研究所 | A kind of high-precision finite angle formula axle system device |
| CN208078815U (en) * | 2018-05-13 | 2018-11-09 | 陕西理工大学 | The helix extrusion device that alternating-current permanent-magnet servo motor directly drives |
-
2018
- 2018-05-13 CN CN201810452640.4A patent/CN108494157A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922418A (en) * | 2004-02-24 | 2007-02-28 | 利纳克有限公司 | A linear actuator comprising an overload clutch |
| JP2009124851A (en) * | 2007-11-14 | 2009-06-04 | Asmo Co Ltd | Manufacturing method for stator, stator, and brushless motor |
| WO2012012925A1 (en) * | 2010-07-26 | 2012-02-02 | 深圳华任兴科技有限公司 | Slotless amorphous ferroalloy motor with radial magnetic circuit and manufacturing method thereof |
| CN106160323A (en) * | 2016-06-23 | 2016-11-23 | 北京空间机电研究所 | A kind of high-precision finite angle formula axle system device |
| CN208078815U (en) * | 2018-05-13 | 2018-11-09 | 陕西理工大学 | The helix extrusion device that alternating-current permanent-magnet servo motor directly drives |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256894A (en) * | 2018-10-09 | 2019-01-22 | 北京理工大学 | A kind of gapless straight drive electric pushrod |
| CN109838526A (en) * | 2019-04-11 | 2019-06-04 | 陕西理工大学 | A kind of micro- backlash eliminating equipment of bolt and nut pair |
| CN110154723A (en) * | 2019-06-02 | 2019-08-23 | 陕西理工大学 | Pure electric vehicle combines Dual-motors Driving module |
| CN110154723B (en) * | 2019-06-02 | 2023-11-21 | 陕西理工大学 | Combinable double-motor driving module of pure electric vehicle |
| CN112671157A (en) * | 2020-12-04 | 2021-04-16 | 北京自动化控制设备研究所 | Integrated linear actuator driven by composite material |
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