CN111030372A - Built-in symmetrical double-output-shaft star wheel speed reducer and permanent magnet direct drive device thereof - Google Patents
Built-in symmetrical double-output-shaft star wheel speed reducer and permanent magnet direct drive device thereof Download PDFInfo
- Publication number
- CN111030372A CN111030372A CN201911397727.7A CN201911397727A CN111030372A CN 111030372 A CN111030372 A CN 111030372A CN 201911397727 A CN201911397727 A CN 201911397727A CN 111030372 A CN111030372 A CN 111030372A
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- Prior art keywords
- speed reducer
- wheel speed
- star wheel
- built
- reducer body
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- 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
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
Abstract
The invention discloses a built-in symmetrical double-output-shaft star wheel speed reducer and a permanent magnet direct drive device thereof, and the built-in symmetrical double-output-shaft star wheel speed reducer comprises a star wheel speed reducer body, wherein one side of the star wheel speed reducer body is provided with a shaft sleeve, one side of the shaft sleeve is provided with a flat key, one side of the star wheel speed reducer body is provided with a flange plate, one side of the flange plate is provided with a front end cover, one side of the front end cover is provided with a front support plate, an oil seal is arranged inside the star wheel speed reducer body, one side of the oil seal is provided with an. The star wheel speed reducer has the advantages of small volume, light weight and compact structure, is particularly suitable for being installed inside a winding drum, has high speed and large output torque, is installed inside the winding drum, does not occupy the external space of a hoisting mechanism, can realize that two ends are input shafts by using the end connecting flange of the winding drum as an installation reference surface and a support, and has high coaxiality because the direct drive mechanism is in a left and right base installation mode.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a built-in symmetrical double-output-shaft star wheel speed reducer and a permanent magnet direct drive device thereof.
Background
The traditional speed reducer is output from one end, the usability is relatively poor, the size is large, the structure is complex, double-end-face double-symmetry input cannot be carried out, the traditional crane hoisting mechanism comprises a hoisting mechanism and an electric hoist type hoisting mechanism, the hoisting mechanism comprises an external motor, a brake, a coupler and a parallel shaft speed reducer, the U-shaped hoisting mechanism is arranged, the overall structure is complex, the energy consumption is high, compact direct driving cannot be realized, the hoisting mechanism is high in working level and complex in transmission, the overall dimension is large, the dead weight is large, and the electric hoist type hoisting mechanism is light in dead weight and relatively small in size, but the working level is lower in use generally.
The technical drawback that above-mentioned tradition plays to rise can be overcome to current permanent magnetism directly drives mechanism, and the performance is superior, the traditional hoisting mechanism of many advantages can not be realized, but no gear outer rotor permanent magnetism directly drives the mechanism at small-size hoisting mechanism, on hoisting mechanism below 32 tons, there is the problem that the cost is high relatively, so one kind is directly driven and traditional hoisting mechanism between no gear permanent magnetism, compact structure, the dead weight is light, can realize high work level, energy-conservation and cost are moderate, take novel reduction gearing's permanent magnetism to directly drive the mechanism and await developing urgently, consequently, urgent need to design a built-in symmetry double-output star gear speed reducer and permanent magnetism and directly drive the device and solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a built-in symmetrical double-output-shaft star wheel speed reducer and a permanent magnetic direct drive device thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a built-in symmetrical double-output-shaft star wheel speed reducer comprises a star wheel speed reducer body, wherein one side of the star wheel speed reducer body is provided with a shaft sleeve, one side of the shaft sleeve is provided with a flat key, one side of the star wheel speed reducer body is provided with a flange plate, one side of the flange plate is provided with a front end cover, one side of the front end cover is provided with a front support plate, the inside of the star wheel speed reducer body is provided with an oil seal, one side of the oil seal is provided with an oil seal sleeve, the flat key is connected with an input shaft through the oil seal sleeve, the outside of the input shaft is provided with a distance ring, one side of the distance ring is provided with an eccentric sleeve, one side of the distance ring is provided with a cylindrical roller bearing, one side of the flange plate is provided with a front support plate, one side of the front support plate, one side of the front supporting disc is provided with a rear supporting disc, connecting holes are formed in the rear supporting disc, and the three star wheel shafts are supported in the connecting holes.
Furthermore, the planet gear is meshed with an internal gear, and both sides of the star wheel speed reducer body can be used as input ends.
Further, the rear supporting disc is connected with a motor base through an internal thread cylindrical pin, a rear end cover is arranged on one side of the motor base, a positioning ring is arranged inside the star wheel speed reducer body, and an elastic check ring for holes is arranged on one side of the cylindrical roller bearing.
The utility model provides a two play axle star gear speed reducers of built-in symmetry and permanent magnetism directly drive device thereof, includes left base, right base, and reel and star gear speed reducer body, its characterized in that, star gear speed reducer body passes through the ring flange and connects in the inside one side of reel, the welding of one side of left side base is in one side of reel, the opposite side welding of reel is in one side of right base, there is the stopper at the top of left side base through bolted connection, there is the motor opposite side of the inside of reel through bolted connection.
Further, reel assemblies are arranged on two sides of the star wheel speed reducer body, and a coupler is arranged on one side of the star wheel speed reducer body.
Further, one side of motor passes through the coupling joint and in one side of star gear speed reducer body, the opposite side of motor passes through bolted connection in one side of right base, be provided with the support ring between coupling and the motor, one side of right base is provided with the bearing, there is the height limiter one side of right base through bolted connection.
Further, the opposite side of reel is provided with the guide bar subassembly, there is the rope guide one side of guide bar subassembly through bolted connection, one side of reel is provided with the rope pressing device, one side of reel is provided with the locating lever subassembly.
The invention has the beneficial effects that:
the star wheel speed reducer has the characteristics of small volume, light weight, compact structure, high speed, large output torque, no occupation of the external space of a lifting mechanism, realization of the maximum speed ratio of the first-stage speed reducer within 90 and the maximum speed ratio of the first-stage speed reducer, special design of a front bearing plate, namely a base assembled by the whole star wheel speed reducer and a bearing base connected with an external bearing seat of the lifting mechanism, special design of a rear bearing plate with three holes at the inner-sinking uniform part, three eccentric star wheel shafts supported by the holes, rotation and torque input realized only by attaching to a winding drum, and double-symmetrical input of two end faces, thereby conveniently realizing double braking, the brake is arranged on one side, because the braking torques at two ends are the same (relative to excircle output, a common speed reducer ratio is shared), the brake can be used for single braking or double braking, for example, the brake (wheel brake or disc brake) is adopted outside, the brake motor (motor body tape disc brake motor) is adopted inside, compared with the traditional hoisting mechanism with corresponding parameters, the volume is smaller, the structure is more compact, the volume of the crane trolley can be reduced, the left and right limit sizes of the crane trolley in operation are reduced, the effective operation area of the crane in span is improved, the star wheel speed reducer is used as a special type of planetary speed reducer, the transmission efficiency is high, the bearing capacity is high, the structure is compact, the transmission is stable, the noise is low, the motor has the characteristic of being matched with the load, the energy can be greatly saved, the noise is low, and compared with the traditional hoisting mechanism with corresponding, its weight is lighter, can reduce trolley's weight, reduces trolley's wheel pressure, improves crane steel construction's fatigue life, and the driving chain is shorter, and the loss is still less, and transmission efficiency is higher, and hoisting mechanism needs many base installations to traditional U type arrangement, directly drives the mechanism and controls two base installation types, and the axiality is high.
Drawings
Fig. 1 is a schematic structural diagram of a built-in symmetrical double-output star wheel speed reducer and a permanent magnet direct drive device thereof;
FIG. 2 is a second structural schematic diagram of a built-in symmetrical double-output-shaft star-wheel speed reducer and a permanent magnet direct drive device thereof, which are provided by the invention;
FIG. 3 is a third structural schematic diagram of a built-in symmetrical double-output star wheel speed reducer and a permanent magnet direct drive device thereof according to the present invention;
FIG. 4 is a schematic structural view of a star wheel speed reducer with a built-in symmetrical dual-output star wheel speed reducer and a permanent magnetic direct drive device thereof according to the present invention;
FIG. 5 is a front view of a planetary gear with a built-in symmetrical double-output star wheel speed reducer and a permanent magnetic direct drive device thereof, which are provided by the invention;
FIG. 6 is an internal gear front view of a built-in symmetric dual-output star-wheel speed reducer and a permanent magnetic direct drive device thereof according to the present invention;
fig. 7 is a front view of a flange plate of a built-in symmetric dual-output star-wheel speed reducer and a permanent magnetic direct drive device thereof.
In the figure: 1 left base, 2 brakes, 3 star wheel reducers, 4 reel assemblies, 5 couplings, 6 support rings, 7 motors, 8 rope pressing devices, 9 bearings, 10 right bases, 11 height limiters, 12 guide rod assemblies, 13 rope guides, 14 positioning rod assemblies, 15 reels, 16 star wheel shafts, 17 bushes, 18 shaft sleeves, 19 flange plates, 20 front end covers, 21 front support plates, 22 distance rings, 23 eccentric sleeves, 24 planetary gears, 25 internal gears, 26 rear support plates, 27 rear end covers, 28 motor bases, 29 positioning rings, 30 oil seals, 31 input shafts and 32 oil seals.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 7, a built-in symmetrical dual-output-shaft star-wheel speed reducer includes a star-wheel speed reducer body 3, a shaft sleeve 18 is disposed on one side of the star-wheel speed reducer body 3, a flat key 33 is disposed on one side of the shaft sleeve 18, a flange 19 is disposed on one side of the star-wheel speed reducer body 3, a front end cover 20 is disposed on one side of the flange 19, a front support plate 21 is disposed on one side of the front end cover 20, an oil seal 32 is disposed inside the star-wheel speed reducer body 3, an oil seal cover 30 is disposed on one side of the oil seal 32, the flat key 33 is connected with an input shaft 31 through the oil seal cover 30, a distance ring 22 is disposed outside the input shaft 31, an eccentric sleeve 23 is disposed on one side of the distance ring 22, a cylindrical roller bearing is disposed on one side of the distance ring 22, a front support plate 21 is disposed on one side of, the inside of star gear speed reducer body 3 is provided with bush 17, one side of preceding supporting disk 21 is provided with back supporting disk 26, the connecting hole has all been seted up to back supporting disk 26's inside, and support three star wheel axle 16 in the connecting hole, the input can all be regarded as at star gear speed reducer body 3's both ends, star gear speed reducer body 3's output is at the edge, inner gear 25's outer wall promptly, star gear speed reducer body 3 is as a special type's planetary reducer, high transmission efficiency, bearing capacity is high, compact structure, the transmission is steady, the noise is low, the velocity ratio scope is big and the transmission is dense wide.
Further, the planetary gear 24 is meshed with the internal gear 25, the two sides of the star wheel speed reducer body 3 can be used as input ends, the star wheel speed reducer body 3 can be used as a transmission mode of coaxial input with the motor 7 and peripheral output of the external gear ring, the star wheel speed reducer body 3 and the motor 7 can be arranged in the winding drum 15 together, the appearance of the motor 7, the star wheel speed reducer body 3 and the winding drum 15 is integrated, and the size and the weight of the hoisting mechanism are greatly reduced.
Further, the rear support disc 26 is connected with a motor base 28 through an internal thread cylindrical pin, a rear end cover 27 is arranged on one side of the motor base 28, a positioning ring 29 is arranged inside the star wheel speed reducer body 3, and a hole elastic retainer ring is arranged on one side of the cylindrical roller bearing.
A built-in symmetrical double-output-shaft star wheel speed reducer and a permanent magnetic direct drive device thereof comprise a left base 1, a right base 10, a winding drum 15 and a star wheel speed reducer body 3, and are characterized in that the star wheel speed reducer body 3 is connected to one side inside the winding drum 15 through a flange 19, one side of the left base 1 is welded to one side of the winding drum 15, the other side of the winding drum 15 is welded to one side of the right base 10, the top of the left base 1 is connected with a brake 2 through a bolt, the magnetic field inside a motor 7 can keep moment corresponding to load instantly, the motor magnetic field is equivalent to the holding action at the moment, the braking is equivalent to reducing the friction between the brake wheel and the brake 2 and delaying the service life of the brake 2, the other side inside the winding drum 15 is connected with the motor 7 through the bolt, the star wheel 3 of the speed reducer is taken, compact structure, the transmission is steady, the noise is low, the velocity ratio scope is big and the transmission ratio is dense wide, install left base 1 and right base 10 on the trolley through the bolt group, fix wire rope end on reel subassembly 4 through the wire rope clamp plate of rope pressing device 8, after wire rope walked around trolley fixed pulley group and lifting hook movable pulley group spare, switch on power supply, after motor 7 increased square through star gear speed reducer 3 speed reduction, drive reel subassembly 4 receive and releases wire rope, drive the operation of going up and down of lifting hook group.
Further, reel assemblies 4 are arranged on two sides of the star wheel speed reducer body 3, a coupler 5 is arranged on one side of the star wheel speed reducer body 3, the coupler 5 preferably adopts a plum-blossom-shaped coupler, an elastic pin coupler or a crowned tooth coupler or other couplers with large adjustable deflection angles, and the couplers are used for adjusting the machining precision and assembly error of the whole hoisting mechanism, so that the motor 7 and the star wheel speed reducer 3 are not concentric and are not limited to rigid couplers.
Further, one side of the motor 7 is connected to one side of the star wheel speed reducer body 3 through the coupler 5, the other side of the motor 7 is connected to one side of the right base 10 through a bolt, the support ring 6 is arranged between the coupler 5 and the motor 7, the bearing 9 is arranged on one side of the right base 10, and the height limiter 11 is connected to one side of the right base 10 through a bolt.
Further, the other side of reel 15 is provided with guide rod subassembly 12, there is rope guide 13 one side of guide rod subassembly 12 through bolted connection, one side of reel 15 is provided with pressure rope device 8, one side of reel 15 is provided with locating lever subassembly 14, install left base 1 and right base 10 on the trolley through the bolt assembly, fix the wire rope end on reel subassembly 4 through the wire rope clamp plate of pressure rope device 8.
The working principle is as follows: when in use, the left base 1 and the right base 10 are arranged on a trolley through a bolt group, the rope end of the steel wire rope is fixed on the reel component 4 through a steel wire rope pressing plate of the rope pressing device 8, the steel wire rope bypasses a trolley fixed pulley block and a lifting hook movable pulley block component and then is connected with a power supply, after the motor 7 decelerates and increases the moment through the star wheel speed reducer 3, the reel component 4 is driven to reel and reel the steel wire rope, the lifting hook group is driven to carry out lifting operation, two ends of the star wheel speed reducer body 3 can be used as input ends, the output end of the star wheel speed reducer body 3 is arranged at the edge, the maintenance is not as convenient as the traditional externally exposed motor after the motor 7 is arranged inside, so the used motor 7 is a permanent magnet synchronous motor, the maintenance of the motor is greatly reduced, and the efficiency of the motor 7 is higher, the internal magnetic field of the motor 7 can keep moment corresponding to load instantly, the magnetic field of the motor is equivalent to a holding action at the moment, the braking is carried out at the moment, the friction between a brake wheel and the brake 2 is reduced, the service life of the brake 2 is prolonged, the same motor characteristics are utilized, the secondary start with load in the air can be realized, the noise of the motor 7 is low, the star wheel speed reducer 3 is used as a special type of planetary speed reducer, the transmission efficiency is high, the bearing capacity is high, the structure is compact, the transmission is stable, the noise is low, the speed ratio range is wide, the transmission ratio is dense, the transmission ratio is 18-80 (2-3 levels corresponding to the requirement of the traditional parallel shaft speed reducer) during the first-stage speed reduction, the requirement of the lifting speed of the crane is completely met, the two-stage series transmission ratio is 100-5000, the first-stage speed ratio, can reduce the volume and the weight of speed reducer, star gear speed reducer 3 is as with the coaxial input of motor 7, outer ring gear circumference output transmission mode, can be with motor 7 together built-in reel 15, accomplish motor 7, star gear speed reducer 3 and reel 15 appearance integral type, reduce hoisting mechanism's volume and weight by a wide margin, motor 7 and star gear speed reducer 3 are built-in reel 15, motor 7 and star gear speed reducer 3 are connected through shaft coupling 5, shaft coupling 5 preferentially adopts plum blossom shaft coupling, or elastic pin shaft coupling, also or the great shaft coupling of adjustable declination such as cydariform gear shaft coupling, be used for adjusting whole hoisting mechanism machining precision and assembly error, cause motor 7 and star gear speed reducer 3's decentraction, be not limited to using rigid coupling.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A built-in symmetrical double-output-shaft star wheel speed reducer comprises a star wheel speed reducer body (3) and is characterized in that a shaft sleeve (18) is arranged on one side of the star wheel speed reducer body (3), a flat key (33) is arranged on one side of the shaft sleeve (18), a flange plate (19) is arranged on one side of the star wheel speed reducer body (3), a front end cover (20) is arranged on one side of the flange plate (19), a front supporting plate (21) is arranged on one side of the front end cover (20), an oil seal (32) is arranged inside the star wheel speed reducer body (3), an oil seal sleeve (30) is arranged on one side of the oil seal (32), the flat key (33) is connected with an input shaft (31) through the oil seal sleeve (30), a distance ring (22) is arranged outside the input shaft (31), and an eccentric sleeve (23) is arranged on one, and one side of distance ring (22) is provided with cylindrical roller bearing, one side of ring flange (19) is provided with preceding supporting disk (21), one side of preceding supporting disk (21) is provided with planetary gear (24), front end housing (20) have internal gear (25) through hexagon socket head cap screw connection, the inside of star gear speed reducer body (3) is provided with bush (17), one side of preceding supporting disk (21) is provided with back supporting disk (26), the connecting hole has all been seted up to the inside of back supporting disk (26), and supports three star wheel axle (16) in the connecting hole.
2. The built-in symmetrical double-output star wheel speed reducer according to claim 1, wherein the planet gears (24) are meshed with an internal gear (25), and both sides of the star wheel speed reducer body (3) can be used as input ends.
3. The built-in symmetrical double-output star wheel speed reducer as claimed in claim 1, wherein the rear supporting disc (26) is connected with a motor base (28) through an internal thread cylindrical pin, a rear end cover (27) is arranged on one side of the motor base (28), a positioning ring (29) is arranged inside the star wheel speed reducer body (3), and an elastic check ring for holes is arranged on one side of the cylindrical roller bearing.
4. The utility model provides a two play axle star gear speed reducers of built-in symmetry and permanent magnetism direct drive device thereof, includes left base (1), right base (10), and reel (15) and star gear speed reducer body (3), its characterized in that, star gear speed reducer body (3) are connected in reel (15) inside one side through ring flange (19), one side welding of left side base (1) is in one side of reel (15), the opposite side welding of reel (15) is in one side of right base (10), there is stopper (2) at the top of left side base (1) through bolted connection, there is motor (7) through bolted connection at the opposite side of the inside of reel (15).
5. The built-in symmetrical double-output-shaft star wheel speed reducer and the permanent magnetic direct drive device thereof as claimed in claim 4, wherein both sides of the star wheel speed reducer body (3) are provided with the reel assemblies (4), and one side of the star wheel speed reducer body (3) is provided with the coupler (5).
6. The built-in symmetrical double-output-shaft star wheel speed reducer and the permanent magnet direct drive device thereof according to claim 5 are characterized in that one side of the motor (7) is connected to one side of the star wheel speed reducer body (3) through a coupler (5), the other side of the motor (7) is connected to one side of a right base (10) through a bolt, a support ring (6) is arranged between the coupler (5) and the motor (7), a bearing (9) is arranged on one side of the right base (10), and one side of the right base (10) is connected with a height limiter (11) through a bolt.
7. The built-in symmetrical double-output star wheel speed reducer and the permanent magnetic direct drive device thereof according to claim 4 are characterized in that a guide rod assembly (12) is arranged on the other side of the winding drum (15), a rope guide (13) is connected to one side of the guide rod assembly (12) through a bolt, a rope pressing device (8) is arranged on one side of the winding drum (15), and a positioning rod assembly (14) is arranged on one side of the winding drum (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911397727.7A CN111030372A (en) | 2019-12-30 | 2019-12-30 | Built-in symmetrical double-output-shaft star wheel speed reducer and permanent magnet direct drive device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911397727.7A CN111030372A (en) | 2019-12-30 | 2019-12-30 | Built-in symmetrical double-output-shaft star wheel speed reducer and permanent magnet direct drive device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111030372A true CN111030372A (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911397727.7A Pending CN111030372A (en) | 2019-12-30 | 2019-12-30 | Built-in symmetrical double-output-shaft star wheel speed reducer and permanent magnet direct drive device thereof |
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| CN (1) | CN111030372A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943069A (en) * | 2020-08-24 | 2020-11-17 | 江西工创科技协同创新有限公司 | Inner rotor low-speed large-torque permanent magnet direct-drive electric winch device |
| CN114948443A (en) * | 2022-05-25 | 2022-08-30 | 福建省诺华卫生用品有限公司 | System for producing sanitary napkins with high quality |
-
2019
- 2019-12-30 CN CN201911397727.7A patent/CN111030372A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943069A (en) * | 2020-08-24 | 2020-11-17 | 江西工创科技协同创新有限公司 | Inner rotor low-speed large-torque permanent magnet direct-drive electric winch device |
| CN114948443A (en) * | 2022-05-25 | 2022-08-30 | 福建省诺华卫生用品有限公司 | System for producing sanitary napkins with high quality |
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