CN107078625A - D type ball-screw electric speed regulation disc type magnetic couplers - Google Patents
D type ball-screw electric speed regulation disc type magnetic couplers Download PDFInfo
- Publication number
- CN107078625A CN107078625A CN201480078229.5A CN201480078229A CN107078625A CN 107078625 A CN107078625 A CN 107078625A CN 201480078229 A CN201480078229 A CN 201480078229A CN 107078625 A CN107078625 A CN 107078625A
- Authority
- CN
- China
- Prior art keywords
- speed regulation
- screw
- ball
- electric speed
- speed
- 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.)
- Pending
Links
- 230000033228 biological regulation Effects 0.000 title claims abstract description 55
- 230000008878 coupling Effects 0.000 claims abstract description 43
- 238000010168 coupling process Methods 0.000 claims abstract description 43
- 238000005859 coupling reaction Methods 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 230000001939 inductive effect Effects 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 201000011477 congenital fiber-type disproportion Diseases 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 3
- 230000008520 organization Effects 0.000 claims 4
- 230000001360 synchronised effect Effects 0.000 claims 2
- 230000008844 regulatory mechanism Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000012777 electrically insulating material Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- PXAWCNYZAWMWIC-UHFFFAOYSA-N [Fe].[Nd] Chemical compound [Fe].[Nd] PXAWCNYZAWMWIC-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K51/00—Dynamo-electric gears, i.e. dynamo-electric means for transmitting mechanical power from a driving shaft to a driven shaft and comprising structurally interrelated motor and generator parts
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A kind of D types ball-screw electric speed regulation disc type magnetic coupler, is divided into four big series：Air-cooled D types ball-screw electric speed regulation disc electromagnetic coupling, the cold D types ball-screw electric speed regulation disc electromagnetic coupling of liquid, connect air-cooled D types ball-screw electric speed regulation disc electromagnetic coupling and the series connection cold D types ball-screw electric speed regulation disc electromagnetic coupling of liquid.By using inner rotor motor ball-screw speed adjusting gear (3,9) regulation disc type magnetic coupler inductive disks (1,5) and the distance between magnetic patch fixed disk (2,4), so as to realize a kind of energy-saving speed regulating of economically viable dynamic equipment.
Description
D type ball-screw electric speed regulation disc type magnetic coupler
Field
Power transmission, energy-saving and emission-reduction, dynamic equipment, magnetic drive.Background technique
Since human use Magnetic driving invention compass, the research on utilization of magnetic field energy just never stopped.Along with the development of modern theory of magnetism, the application of magnetic drive product in the industry just emerges one after another, magnetic drive pump, magnetic bearing, magnetic coupling, magnetic-gear etc..It is limited to the restriction of magnetic material, Drive Technology develops slowly, and until nineteen eighty-three, Chinese invention high performance permanent magnetic materials neodymium iron borons, magnetic drive product are just rapidly developed application.
Magnetic coupling is from magnetic drive pump equimagnetic power drive product since the independent development as individual branch, there is panoramic product, but the reason of being all confined to configuration aspects, can only be confined to middle low power, medium and small torque section dynamic equipment dynamic transmission application in, and it is expensive.As the primary air fan (6000KW of thermal power plant, 1496r/min), secondary air fan (4550KW, 1495r/min), coal breaker (1200KW, 490r/min) and steel mill, mining site dynamic equipment, the prior art and the product such as large fan be all unable to satisfy practical application request.
Energy-saving and emission-reduction are current urgent needs.Dynamic device energy conservation more efficiently has variable-frequency speed-adjusting energy-saving and grooved cam mechanism speed regulation magnetic coupling variable speed energy saving at present.Frequency converter service life is shorter, and adaptive capacity to environment is poor, and space occupied is big, and maintenance needs are high, and high-voltage frequency converter failure rate is then higher, poor reliability.The grooved cam mechanism applied at present adjusts the speed magnetic coupling (cartridge type and disc type) because reasons in structure is of limited application, and expensive.Liquid cooling grooved cam mechanism speed regulation disc electromagnetic coupling can only be applied to reluctantly in the dynamic equipment of 2500KW or less moderate rotation, and air-cooled grooved cam mechanism speed regulation disc electromagnetic coupling can only be applied to reluctantly in the dynamic equipment of 350KW or less moderate rotation.Cartridge type magnetic coupling is then worse, and liquid cooling speed regulation product can only be applied to reluctantly in the dynamic equipment of 800KW or less moderate rotation, and security reliability is not high.
Summary of the invention
The present invention, which focuses on, finds a kind of technical method for solving the high-power dynamic equipment variable speed energy saving of high torque, the four big series D type ball-screw electric speed regulation disc type magnetic couplers one of extending out along with this technical method " the air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling of ^ (FTD is serial), liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling (YTD is serial), the air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling of series connection (CFTD is serial), liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling of connecting (CYTD is serial).
Detailed description of the invention
Fig. 1 is air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling (FTD series), Fig. 2 is liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling (YTD series), Fig. 3 is air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling < CFTD series of connecting), Fig. 4 is series connection liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling (CYTD series).
Four big series D type ball-screw electric speed regulation disc electromagnetic couplings, all comprising following several parts: figure label 1 and 5 is inductive disks, 2 and 4 be magnetic patch fixed disk, and 3 and 9 be inner rotor motor ball-screw speed adjusting gear, and 6 be electric speed regulation specialized high-speed swivel joint.
(YTD series, CYTD series) is sowed with a drill for liquid cooling D type ball-screw electric speed regulation disc electromagnetic, figure label 7 is revolution at a high speed seal assembly, guarantees that the coolant liquid (oil or water) inside magnetic coupling will not be revealed.
For series connection D type ball-screw electric speed regulation disc electromagnetic coupling (CFTD series, CYTD series), it can theoretically connect any group, it can determine as needed, be 3 groups of series connection shown in Fig. 3 and Fig. 4, figure label 8 is intermediate concatenated inductive disks and magnetic patch fixed disk.
In four big series D type ball-screw electric speed regulation disc electromagnetic couplings, all inductive disks form outer rotor by caging bolt connection, all magnetic patch fixed disks are connected on center driving axis, internal rotor is formed together with inner rotor motor ball-screw speed adjusting gear, live wire connects motor (motor stator in center driving axis, magnetic patch fixed disk and center rotating shaft rotate synchronously) and electric speed regulation specialized high-speed swivel joint internal rotor (and center driving axis is opposing stationary), the outer rotor of electric speed regulation specialized high-speed swivel joint connects external power supply by two-way switch.Two-way switch control enters the current direction of motor, to change motor steering.Motor internal rotor drives lead screw rotation, lead screw rotation, feed screw nut (and magnetic patch fixed disk is fixed together) is axially moveable, to change the distance between magnetic patch fixed disk and inductive disks (magnetic field coupling gap), to achieve the purpose that the variable speed energy saving (variation in magnetic field coupling gap, it will lead to the variation of magnetic coupling inner and outer rotors slip, that is, the variation of input and output revolving speed).
Fig. 5 show the distribution situation of magnetic patch, and figure label 1 is three synchronizing bars of inner rotor motor, guarantees that motor stator and magnetic patch fixed disk rotate synchronously.
Fig. 6 is inner rotor motor ball-screw speed adjusting gear, 3-4,3- 22 is thread seal plug, 3- 3 is synchronizing bar, 3-2 be limit stop ring, 3-12 is contact material, 3- 11 inlays the composite structure of contact material using electrically insulating material, 3-8,3-10,3-13,3-14,3-15,3- 16 uses electrically insulating material, 3- 27 is stator winding, and 3-28 is rotor windings, and 3-19 is feed screw nut, 3- 18 is ball-screw (and motor center axis is androgynous), and motor is produced in batches by specialized factory.
Fig. 7 is series connection D type ball-screw electric speed regulation disc electromagnetic coupling inner rotor motor ball-screw speed adjusting gear, and 9-1 is bushing.Fig. 8 is the intermediate concatenated inductive disks of series connection D type ball-screw electric speed regulation disc electromagnetic coupling (CFTD series, CYTD series) and magnetic patch fixed disk, inductive disks are positioned on the connection screw rod of magnetic coupling outer rotor by positioning sleeve 8-1,8- 2, and limit sleeve 8- 8 has slided position-limiting action on center driving axis to magnetic patch fixed disk.
Fig. 9, Figure 10, Figure 11, Figure 12 show electric speed regulation specialized high-speed swivel joint, using modular series connection structure, it can go here and there any channel, it is triple channel shown in Fig. 9, both ends sealing ring 6-20, tungsten carbide can be used in 6-21, the materials such as graphite, the 6-5 of intermediate live wire access portion, 6-7, 6-8, 6-24, electrically insulating material can be used in 6-25, 6-22 uses contact material, 6-23 inlays the composite structure of contact material using electrically insulating material, 6- 14 is spring, for equilibrium contact pressure, & -15 pairs of springs of guide pin at spring play guide and limit, prevent spring when revolution at a high speed from failing under the action of the centrifugal force.
Figure 13, Figure 14, Figure 15 show the scheme in groups of electric speed regulation specialized high-speed swivel joint, using modular series connection structure, can connect any channel, it is triple channel shown in Figure 13, internal rotor is coupled each section by bolt 4, an entirety is then assemblied with the outer rotor of swivel joint, it is fixed on center driving axis with positioning screw again, internal rotor and center driving axis rotate synchronously, and outer rotor is stationary, to connect external power supply.
Fig. 1 & show liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling (YTD series, CYTD series) shell and internal revolution at a high speed seal assembly, sealing ring 7-3, 7-4, 7-6, 7-7 is dynamic sealing, tungsten carbide can be selected according to the difference of coolant liquid, the materials such as graphite, spring 7- 11 is used to the abrasion of compensation sealing ring, balanced seal pressure, guide pin 7- 2 at spring plays guide and limit to spring, prevent spring when revolution at a high speed from failing under the action of the centrifugal force, positioning pin 7-1, 7- 10 is combined with guide pin 7-2 and is played the role of positioning, 7-5, 7-8, 7-9 is static seal, with 0 shape circle.
Figure 17, Figure 18 are inductive disks, and raised blade is distributed in disk, has helped heat dissipation.When unknown device rotation direction, shape shown in Figure 17 can be selected, such as known device rotation direction, streamline shape shown in Figure 18 can be selected, increased heat dissipation capacity and reduced flow-disturbing noise.
About the manufacturing process of elongated hole in center driving axis, Small and Deep Hole Machining can be directly carried out.To simplify processing technology, manufacturing cost is reduced, aluminium extruded type molding can also be used, then the method nested with the progress of center driving axis, is shown in Figure 19.
Figure 20 show the structural representation that FTD series magnetic coupling removes internal two supports bearing, connection uses expansion set between transmission shaft, other series can also be done so, but this scheme can only be used in low load situation and axis alters very small situation, the reason is as follows that: inductive disks 1 and 5 form outer rotor by bolted on connection, magnetic patch fixed disk 2 and 4 and speed adjusting gear 3, swivel joint 6 forms internal rotor by center driving axis connection, inner and outer rotors are not in contact with each other, but it is difficult to ensure that the depth of parallelism of inductive disks and magnetic patch fixed disk when due to assembly, so can be caused alternate stress (effect of magnetic field coupling additional bending moment) at motor center axle bearing bearing and at load transmission axle bearing bearing, so that axis excessive wear is failed.In addition, the influence that axis is altered will cause bumpy running, accident will cause when serious.Generally speaking, such scheme will be used with caution.
Specific reality ifi r formula
Each composition components that D type ball-screw electric speed regulation disc type magnetic coupler is included, the processable manufacture of modern industry manufacturing technology.Ball-screw, motor, magnetic patch, bearing can be formed a complete production network by specialized vendor, other components machinings, mold
Forming, welding.
D type ball-screw electric speed regulation disc type magnetic coupler is as a kind of dynamic equipment, its finished product is to successful application, must have following quotient condition: (1) power calibration " ~ complete testboard bay (each power torque section) is established, to complete the calibration of tandem product.(2) dynamic balancing detects --- and slewing must reach the requirement for dynamic balance of correlation standard, to reach necessary security reliability.
Claims (8)
- Claims present invention, which focuses on, finds a kind of technical method for solving high-power, high torque and moving equipment variable speed energy saving, the four big series D type ball-screw electric speed regulation disc type magnetic couplers of extending out along with this technical method --- and air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling (FTD series), liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling (YTD series), the air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling of series connection (CFTD series), series connection liquid cooling D type ball-screw electric speed regulation disc electromagnetic sow with a drill (CYTD series).Claim is following-1, the technical method of magnetic coupling series connection internal rotor ball-screw electric speed regulation --- this method moves the variable speed energy saving of equipment to solve high-power, high torque, moves simultaneously it is characterized in that controlling several groups of inner rotor motor ball-screw electric speed regulation mechanisms by the leader cable in center driving axis.2, the technical method of inner rotor motor ball-screw speed adjusting gear speed regulation --- it is characterized in that inner rotor motor and ball-screw combined application, when access failure power supply, inner rotor motor stator, rotor, ball-screw component and center driving axis synchronous rotary, it is opposing stationary, after powering on switch, just (motor stator and center driving axis rotate synchronously) is relatively rotated between inner rotor motor rotor and stator, to drive lead screw to rotate, lead screw rotational lead screw nut is axially moveable, magnet fixed disk is driven to slide along center driving axis, to change the distance between magnet fixed disk and inductive disks (magnetic field coupling gap), achieve the purpose that variable speed energy saving.3, the technical method of electric speed regulation specialized high-speed swivel joint --- electric speed regulation specialized high-speed swivel joint is made of internal rotor and outer rotor two large divisions, outer rotor is stationary, to connect external power supply, internal rotor and the rotation of center driving axis synchronous high-speed, the two is opposing stationary, and the current path of inner and outer rotors presses the principle of Electric contact theory.4, the mobile technical method of spring is controlled using guide pin in revolution at a high speed sealing --- it is present in the sealing structure of electric speed regulation specialized high-speed swivel joint both ends use and in the sealing structure at liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling both ends.5, the organization plan one of air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling (FTD series) is it is characterized in that electric speed regulation specialized high-speed swivel joint, inner rotor motor ball-screw speed adjusting gear.6, liquid cooling D type ball-screw electric speed regulation disc electromagnetic claims the organization plan of (YTD series) --- it is characterized in that the revolution at a high speed sealing structure between electric speed regulation specialized high-speed swivel joint, inner rotor motor ball-screw speed adjusting gear, magnetic coupling inner and outer rotors and shell three.7, the organization plan for air-cooled D type ball-screw electric speed regulation disc electromagnetic coupling (CFTD series) of connecting --- it is characterized in that electric speed regulation specialized high-speed swivel joint, inner rotor motor ball-screw speed adjusting gear, cascaded structure (are three groups of series connection shown in specification, two or more sets can be connected, structure is the same).8, the organization plan for liquid cooling D type ball-screw electric speed regulation disc electromagnetic coupling (CYTD series) of connecting --- it is characterized in that revolution at a high speed sealing structure, cascaded structure between electric speed regulation specialized high-speed swivel joint, inner rotor motor ball-screw speed adjusting gear, magnetic coupling inner and outer rotors and shell three (are three groups of series connection shown in specification, two or more sets can be connected, structure is the same).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2014/000553 WO2015184563A1 (en) | 2014-06-04 | 2014-06-04 | D-model electric speed regulation disc-type magnetic coupler having ball-screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107078625A true CN107078625A (en) | 2017-08-18 |
Family
ID=54765916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480078229.5A Pending CN107078625A (en) | 2014-06-04 | 2014-06-04 | D type ball-screw electric speed regulation disc type magnetic couplers |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107078625A (en) |
| WO (1) | WO2015184563A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515335A (en) * | 2016-01-27 | 2016-04-20 | 河北工业大学 | Modular magnetic coupling for underwater propeller |
| CN107276368B (en) * | 2017-07-25 | 2019-08-02 | 江苏大学 | A kind of adjustable speed magneticfocusing bitubular asynchronous magnetic coupler |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020132670A1 (en) * | 2001-03-15 | 2002-09-19 | Richard Killen | Adjustable magnetic coupler |
| CN203166731U (en) * | 2013-02-22 | 2013-08-28 | 天津吉玄节能技术有限公司 | Transmission shaft multi-stage adjusting neodymium iron boron speed adjusting device |
| CN103532339A (en) * | 2013-10-21 | 2014-01-22 | 苏州科睿特能源科技有限公司 | Flexible power transmission device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2681877Y (en) * | 2003-11-18 | 2005-03-02 | 上海人造板机器厂有限公司 | Mechanical sealing device for defibrator |
| CN101997391B (en) * | 2009-08-11 | 2012-09-05 | 林贵生 | Transmission shaft permanent magnet coupling drive and speed regulation device capable of adjusting magnetic torque |
| CN102255451A (en) * | 2010-05-18 | 2011-11-23 | 大连华控工业装备有限公司 | Multipolar serial flux-weakening motor |
| CN202381387U (en) * | 2011-11-29 | 2012-08-15 | 宣伯民 | Pump mechanical sealing device with movable ring and fixed ring lubricated by magnetic oil |
| WO2014012228A1 (en) * | 2012-07-18 | 2014-01-23 | 龙口中宇汽车风扇离合器有限公司 | Continuous speed adjustment apparatus, control method thereof, and fan clutch and water pump using such apparatus |
| CN203537212U (en) * | 2013-10-21 | 2014-04-09 | 苏州科睿特能源科技有限公司 | Flexible power transmission device |
-
2014
- 2014-06-04 CN CN201480078229.5A patent/CN107078625A/en active Pending
- 2014-06-04 WO PCT/CN2014/000553 patent/WO2015184563A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020132670A1 (en) * | 2001-03-15 | 2002-09-19 | Richard Killen | Adjustable magnetic coupler |
| CN203166731U (en) * | 2013-02-22 | 2013-08-28 | 天津吉玄节能技术有限公司 | Transmission shaft multi-stage adjusting neodymium iron boron speed adjusting device |
| CN103532339A (en) * | 2013-10-21 | 2014-01-22 | 苏州科睿特能源科技有限公司 | Flexible power transmission device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015184563A1 (en) | 2015-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105990993A (en) | 513 type ball screw electric speed adjusting disk type magnetic coupler | |
| CN105990994A (en) | 514 type grooved cam electric speed adjusting disk type magnetic coupler | |
| CN106300892A (en) | External motor lead screw electric speed regulation disc type magnetic coupler | |
| CN105634245A (en) | V-shaped grooved cam power-driven speed regulation disc type magnetic coupler | |
| CN107078625A (en) | D type ball-screw electric speed regulation disc type magnetic couplers | |
| CN106329880A (en) | 61 type electric speed regulation plate type magnetic coupler | |
| CN105896914A (en) | 533 type ball screw electric speed regulation disc type magnetic coupling | |
| CN106452004A (en) | Built-in motor gear rack synchronous slide lead screw electric speed regulating disc type magnetic coupler | |
| WO2016112478A1 (en) | 517 type disc magnetic coupler with electric speed regulation by ball screw | |
| CN107078624A (en) | F type ball-screw electric speed regulation disc type magnetic couplers | |
| CN105896887A (en) | J-type groove cam electric speed regulation disk type magnetic coupler | |
| WO2016197593A1 (en) | Disc-type magnetic coupler for built-in motor sliding lead screw electrical speed regulation | |
| CN105896926A (en) | 901-model slewing bearing disc magnetic coupler | |
| CN105896922A (en) | 531-model ball screw electric speed regulation disc magnetic coupler | |
| CN105896892A (en) | U-type groove cam electric speed regulation disk type magnetic coupler | |
| CN105896885A (en) | Q-type groove cam electric speed regulation disk type magnetic coupler | |
| CN105896882A (en) | R-type groove cam electric speed regulation disk type magnetic coupler | |
| CN109120131A (en) | Built-in motor planetary roller screw type electric speed regulation disc type magnetic coupler | |
| CN107112885A (en) | E type ball-screw electric speed regulation disc type magnetic couplers | |
| CN105896917A (en) | 502 type grooved cam electric speed regulation disc type magnetic coupling | |
| CN105990990A (en) | 521-type ball-screw electric speed regulation disk-type magnetic coupler | |
| CN105896894A (en) | S-type ball screw electric speed regulation disk type magnetic coupler | |
| CN105896920A (en) | 539-model ball screw electric speed regulation disc magnetic coupler | |
| CN105896923A (en) | 534-model groove cam electric speed regulation disc magnetic coupler | |
| CN105896907A (en) | 503 type ball screw electric speed regulation disc type magnetic coupling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |