CN109882552A - A kind of twin-stage plane steel ball reducer - Google Patents

A kind of twin-stage plane steel ball reducer Download PDF

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Publication number
CN109882552A
CN109882552A CN201910264281.4A CN201910264281A CN109882552A CN 109882552 A CN109882552 A CN 109882552A CN 201910264281 A CN201910264281 A CN 201910264281A CN 109882552 A CN109882552 A CN 109882552A
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steel ball
transmission
plane steel
shock wave
bearing
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CN201910264281.4A
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CN109882552B (en
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许立忠
马鹏飞
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Yanshan University
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Yanshan University
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Abstract

The present invention discloses a kind of twin-stage plane steel ball reducer, it is related to oscillating tooth steel ball driving device technical field, first order plane steel ball transmission system is installed on driving shaft by first bearing component, second level plane steel ball transmission system is installed on output shaft by second bearing component, first order plane steel ball transmission system is connected with second level plane steel ball transmission system by intermediate transmission system, the swing of first order plane steel ball transmission system can be exported and be converted to rotary motion by intermediate transmission system, and the swing that rotary motion is converted to second level plane steel ball transmission system is inputted, the twin-stage plane steel ball reducer double-stage driving, transmission ratio is big, the advantages of having both plane steel ball reducer, and power is transmitted using bearing, high-speed motion can be changed into low-speed motion by bearing, opposite sliding between Meshing Pair reduces, simultaneously actively Axis is not direct to be engaged with oscillating tooth, and device entirety transmission efficiency greatly improves.

Description

A kind of twin-stage plane steel ball reducer
Technical field
The present invention relates to oscillating tooth steel ball driving device technical fields, more particularly to a kind of twin-stage plane steel ball reducer.
Background technique
With the continuous development of Oscillating Tooth Gear Reducer, many movable tooth speed reducers are come out one after another, application No. is 201510629776.4 patent of invention discloses a kind of oscillating tooth cam mechanism exported by swinging disc, is swung by changing The oscillating cam output movement for converting at the uniform velocity input to diversified forms, but driving shaft may be implemented in disk seal locked groove tooth curve Revolution at a high speed cause the opposite sliding between Meshing Pair greatly promoting, cause transmission efficiency to reduce;Plane steel ball reducer is Representative actuation types in Oscillating Tooth Gear Reducer, not only size is small, but also since the raceway of shock wave device and centre wheel end face exists Processing in plane, anufacturability is good, but the driving shaft of existing plane steel ball reducer revolution at a high speed is directly engaged with oscillating tooth, Transmission efficiency is seriously affected, and the transmission of single-stage plane steel ball reducer is smaller, for this purpose, developing one kind has both flat steel The advantages of ball retarder, but transmission efficiency is high, the big twin-stage plane steel ball reducer of transmission ratio, just can be suitably used for more new skills The growth requirement of art, new equipment.
Summary of the invention
The object of the present invention is to provide a kind of twin-stage plane steel ball reducer, to solve above-mentioned of the existing technology ask The advantages of inscribing, twin-stage plane steel ball reducer made to have both plane steel ball reducer, but transmission efficiency is high, and transmission ratio is big.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of twin-stage plane steel ball reducer, including the transmission of driving shaft, output shaft, first order plane steel ball System, intermediate transmission system and second level plane steel ball transmission system, the first order plane steel ball transmission system pass through first Bearing assembly is installed on the driving shaft, and the second level plane steel ball transmission system is installed on institute by second bearing component It states on output shaft, the first order plane steel ball transmission system and the second level plane steel ball transmission system pass through the centre The swing of the first order plane steel ball transmission system can be exported and is converted to by transmission system connection, the intermediate transmission system Rotary motion, and the swing that the rotary motion is converted to second level plane steel ball transmission system is inputted.
Preferably, the first order plane steel ball transmission system includes left center wheel and first order shock wave device, and described first Bearing assembly includes the first tapered roller bearing and the first deep groove ball bearing, and the driving shaft includes the first concentric segments, eccentric segment With the second concentric segments, the axis direction of first concentric segments, the eccentric segment and second concentric segments along the driving shaft It sets gradually, the left center wheel is installed in first concentric segments by first deep groove ball bearing, the first order Shock wave device is installed on the eccentric segment by first tapered roller bearing, and the first order shock wave device is close to described left One end of heart wheel is provided with left concentric circles raceway, and the left center wheel is provided with a left side on the end face of the first order shock wave device Sinusoidal raceway is provided with first order oscillating tooth steel ball between the left concentric circles raceway and the left sinusoidal raceway.
Preferably, the second level plane steel ball transmission system include the second level shock wave device set gradually, oscillating tooth carrier and Right centre wheel, the second bearing component include the second tapered roller bearing and the second deep groove ball bearing, the second level shock wave Device is supported on the output shaft by the bearing inner race of second tapered roller bearing, and the oscillating tooth carrier fixing sleeve is set to institute It states on output shaft, the right centre wheel is installed on the output shaft by second deep groove ball bearing, and the second level is swashed Wave device is provided with right concentric circles raceway close to one end of the oscillating tooth carrier, the oscillating tooth carrier close to the second level shock wave device one End is provided with tooth socket, a second level oscillating tooth steel ball is provided in a tooth socket, the right centre wheel is close to the oscillating tooth One end of frame is provided with right sinusoidal raceway, and the right concentric circles raceway, the tooth socket and the right sinusoidal raceway pass through described The engagement of second level oscillating tooth steel ball.
Preferably, the intermediate transmission system includes shell and moving guide rail output mechanism, the shell with it is described left Heart wheel and the right centre wheel form a transmission cavity, the first order shock wave device, the moving guide rail output mechanism, described the Second level shock wave device and the oscillating tooth carrier are all set in the transmission cavity, and one end of the moving guide rail output mechanism passes through the Three deep groove ball bearings are supported in second concentric segments, and the other end of the moving guide rail output mechanism passes through the 4th deep-groove ball Bearing is supported on the inner wall of the shell, and the other end of the moving guide rail output mechanism is sheathed on the second circular cone rolling On the bearing outer ring of sub- bearing, the first order shock wave device is provided with multiple teeth close to one end of the moving guide rail output mechanism Hole, the moving guide rail output mechanism are circumferentially provided with multiple radial tooth sockets close to one end of the first order shock wave device, and one Corresponding one of the tooth hole radial tooth socket, and be provided with one between a tooth hole and a radial tooth socket and lead Rail oscillating tooth steel ball.
Preferably, the quantity in the tooth hole is 4.
Preferably, the left center wheel is provided with left end cap, the right center far from one end of the first order shock wave device Take turns one end far from the second level shock wave device and be provided with right end cap, the left end cap be sheathed on the driving shaft and with it is described Driving shaft is tightly connected, and the right end cap is sheathed on the output shaft and is tightly connected with the output shaft.
Preferably, the left end cap, the left center wheel, the shell, the right centre wheel and the right end cap be successively It is detachably connected.
Preferably, the left end cap, the left center wheel, the shell, the right centre wheel and the right end cap are mutual Between be provided with adjustment gasket.
The present invention achieves following technical effect compared with the existing technology:
Twin-stage plane steel ball reducer provided by the invention, first order plane steel ball transmission system pass through first bearing component It is installed on driving shaft, second level plane steel ball transmission system is installed on output shaft by second bearing component, and the first order is flat Face grinding ball transmission system is connected with second level plane steel ball transmission system by intermediate transmission system, and intermediate transmission system can incite somebody to action The swing output of first order plane steel ball transmission system is converted to rotary motion, and rotary motion is converted to second level flat steel The advantages of swing of ball transmission system inputs, and using double-stage driving, device transmission ratio is big, has both plane steel ball reducer, and adopt Power is transmitted with bearing, high-speed motion can be changed into low-speed motion by bearing, and the opposite sliding between Meshing Pair reduces, simultaneously Driving shaft is not direct to be engaged with oscillating tooth, and device entirety transmission efficiency greatly improves.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings Obtain other attached drawings.
Fig. 1 is the overall structure diagram of twin-stage plane steel ball reducer provided by the invention;
Fig. 2 is the structural schematic diagram of driving shaft;
Fig. 3 is the structural schematic diagram of left sinusoidal raceway;
Fig. 4 is the structural schematic diagram of left concentric circles raceway;
Fig. 5 is the structural schematic diagram of tooth socket;
Fig. 6 is the structural schematic diagram of radial tooth socket;
Fig. 7 is the structural schematic diagram in tooth hole.
In Fig. 1-Fig. 7:
1- driving shaft, the first concentric segments of 101-, 102- eccentric segment, the second concentric segments of 103-, 2- left end cap, 3- left center The left sinusoidal raceway of wheel, 301-, the first tapered roller bearing of 4-, 5- first order oscillating tooth steel ball, 6- first order shock wave device, the left side 601- are same The heart justify raceway, 602- tooth hole, 7- first shell, 8- guide rail oscillating tooth steel ball, 9- moving guide rail output mechanism, 901- radial direction tooth socket, The second tapered roller bearing of 10-, the 4th deep groove ball bearing of 11-, 12- second shell, the second level 13- shock wave device, the second level 14- are living The right centre wheel of tooth steel ball, 15-, 16- right end cap, 17- oscillating tooth carrier, 171- tooth socket, 18- output shaft, 19- axle sleeve, 20- third zanjon Ball bearing, 21- adjust gasket, the second deep groove ball bearing of 22-, the first deep groove ball bearing of 23-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
It is of the existing technology to solve the problems, such as the object of the present invention is to provide a kind of twin-stage plane steel ball reducer, make The advantages of twin-stage plane steel ball reducer has both plane steel ball reducer, but transmission efficiency is high, and transmission ratio is big.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.
Embodiment one
As shown in Figure 1, the present embodiment provides a kind of twin-stage plane steel ball reducer, including driving shaft 1, output shaft 18, Level-one plane steel ball transmission system, intermediate transmission system and second level plane steel ball transmission system, the transmission of first order plane steel ball System is installed on driving shaft 1 by first bearing component, and second level plane steel ball transmission system is pacified by second bearing component Loaded on output shaft 18, first order plane steel ball transmission system and second level plane steel ball transmission system pass through intermediate transmission system The swing of first order plane steel ball transmission system can be exported and be converted to rotary motion by connection, intermediate transmission system, and will be returned Transhipment turn is changed to the swing input of second level plane steel ball transmission system, which is double-stage driving, The advantages of transmission ratio is big, has both plane steel ball reducer, and power is transmitted using bearing, high-speed motion can be changed by bearing Low-speed motion, the opposite sliding between Meshing Pair reduce, while driving shaft 1 is not direct engages with oscillating tooth, and device is integrally driven effect Rate greatly improves.
Driving shaft 1 is connect with prime mover in the specific use process, output shaft 18 and load are connected.
In some embodiments, as shown in figs 2-4, first order plane steel ball transmission system includes left center wheel 3 and first Grade shock wave device 6, first bearing component include the first tapered roller bearing 4 and the first deep groove ball bearing 23, and driving shaft 1 includes first Concentric segments 101, eccentric segment 102 and the second concentric segments 103, the first concentric segments 101, eccentric segment 102 and the second concentric segments 103 are along master The axis direction of moving axis 1 is set gradually, and left center wheel 3 is installed in the first concentric segments 101 by the first deep groove ball bearing 23, the Level-one shock wave device 6 is installed on eccentric segment 102 by the first tapered roller bearing 4, and first order shock wave device 6 is close to left center wheel 3 One end be provided with left concentric circles raceway 601, left center wheel 3 is provided with left sinusoidal rolling on the end face of first order shock wave device 6 Road 301 is provided with first order oscillating tooth steel ball 5 between left concentric circles raceway 601 and left sinusoidal raceway 301.
In the specific use process, the revolution at a high speed conversion of motion of driving shaft 1 is outside bearing by the first tapered roller bearing 4 The low speed oscillations of circle reduce the opposite sliding of Meshing Pair, make transmission efficiency significantly to drive 6 low speed oscillations of first order shock wave device It is promoted.
In some embodiments, as shown in figure 5, second level plane steel ball transmission system includes the second level shock wave set gradually Device 13, oscillating tooth carrier 17 and right centre wheel 15, second bearing component include the second tapered roller bearing 10 and the second deep groove ball bearing 22, second level shock wave device 13 is supported on output shaft 18 by the bearing inner race of the second tapered roller bearing 10, and oscillating tooth carrier 17 is solid Surely it is sheathed on output shaft 18, right centre wheel 15 is installed on output shaft 18 by the second deep groove ball bearing 22, second level shock wave Device 13 is provided with right concentric circles raceway close to one end of oscillating tooth carrier 17, and oscillating tooth carrier 17 is arranged close to one end of second level shock wave device 13 There is tooth socket 171, a second level oscillating tooth steel ball 14 is provided in a tooth socket 171, right centre wheel 15 is close to the one of oscillating tooth carrier 17 End is provided with right sinusoidal raceway, and right concentric circles raceway, tooth socket 171 and right sinusoidal raceway are nibbled by second level oscillating tooth steel ball 14 It closes.
In some embodiments, as Figure 6-Figure 7, intermediate transmission system includes shell and moving guide rail output mechanism 9, shell Body and left center wheel 3 and right centre wheel 15 form a transmission cavity, first order shock wave device 6, moving guide rail output mechanism 9, second Grade shock wave device 13 and oscillating tooth carrier 17 are all set in transmission cavity, and third deep groove ball bearing 20 is installed on second together by axle sleeve 19 In heart section 103, one end of moving guide rail output mechanism 9 is supported in the second concentric segments 103 by third deep groove ball bearing 20, is moved The other end of dynamic guide rail output mechanism 9 is supported on the inner wall of shell by the 4th deep groove ball bearing 11, and moving guide rail exports The other end of mechanism 9 is sheathed on the bearing outer ring of the second tapered roller bearing 10, specifically, moving guide rail output mechanism 9 The other end is provided with eccentric orfice, and the bearing outer ring of the second tapered roller bearing 10 is matched with eccentric orfice, and first order shock wave device 6 leans on One end of nearly moving guide rail output mechanism 9 is provided with multiple tooth holes 602, and moving guide rail output mechanism 9 is close to first order shock wave device 6 One end be circumferentially provided with multiple radial tooth sockets 901, the radial tooth sockets 901 in corresponding one of tooth hole 602, and a tooth hole 602 It is provided with a guide rail oscillating tooth steel ball 8 between a radial tooth socket 901, so set, device overall structure is simple and compact, just In the miniaturization for realizing retarder, there is lesser axial dimension, so that device can be applied to the limited field of bulk.
Specifically, shell includes coaxial arrangement and connected first shell 7 and second shell 12, and first shell 7 and a left side Centre wheel 3 connects, and second shell 12 is connect with right centre wheel 15.
In the specific use process, the second tapered roller bearing 10 moves the revolution at a high speed of moving guide rail output mechanism 9 The low speed oscillations of bearing inner race are converted into, to drive 13 low speed oscillations of second level shock wave device, reduces the opposite sliding of Meshing Pair, makes Transmission efficiency greatly promotes.
In some embodiments, the quantity in tooth hole 602 is 4, specifically, 4 tooth holes 602 are along moving guide rail output mechanism 9 Circumferential direction be uniformly arranged.
In some embodiments, left center wheel 3 is provided with left end cap 2, right centre wheel 15 far from one end of first order shock wave device 6 One end far from second level shock wave device 13 is provided with right end cap 16, and left end cap 2 is sheathed on driving shaft 1 and seals with driving shaft 1 Connection, right end cap 16 is sheathed on output shaft 18 and is tightly connected with output shaft 18, so set, device good airproof performance.
In some embodiments, left end cap 2, left center wheel 3, shell, right centre wheel 15 and right end cap 16 successively detachably connect It connects, specifically, left end cap 2, left center wheel 3, shell, right centre wheel 15 and right end cap 16 are bolted, so set, dress It sets convenient for disassembly and assembly.
In some embodiments, left end cap 2, left center wheel 3, shell, right centre wheel 15 and right end cap 16 are all provided between each other It is equipped with adjustment gasket 21, so set, left end cap 2, left center wheel 3, shell, right centre wheel 15 and right end cap 16 are mutual Clearance seal is tight.
In addition, the device or component of the different function in above-mentioned each embodiment can be combined, for example, the present embodiment Preferred embodiment in twin-stage plane steel ball reducer include driving shaft 1, output shaft 18, first order plane steel ball transmission system, Intermediate transmission system and second level plane steel ball transmission system, first order plane steel ball transmission system include left center wheel 3 and Level-one shock wave device 6, first bearing component include the first tapered roller bearing 4 and the first deep groove ball bearing 23, and driving shaft 1 includes the One concentric segments 101, eccentric segment 102 and the second concentric segments 103,103 edge of the first concentric segments 101, eccentric segment 102 and the second concentric segments The axis direction of driving shaft 1 is set gradually, and left center wheel 3 is installed in the first concentric segments 101 by the first deep groove ball bearing 23, First order shock wave device 6 is installed on eccentric segment 102 by the first tapered roller bearing 4, and first order shock wave device 6 is close to left center wheel 3 one end is provided with left concentric circles raceway 601, and left center wheel 3 is provided with left sinusoidal rolling on the end face of first order shock wave device 6 Road 301 is provided with first order oscillating tooth steel ball 5, second level plane steel ball between left concentric circles raceway 601 and left sinusoidal raceway 301 Transmission system includes the second level shock wave device 13, oscillating tooth carrier 17 and right centre wheel 15 set gradually, and second bearing component includes the Two tapered roller bearings 10 and the second deep groove ball bearing 22, second level shock wave device 13 pass through the bearing of the second tapered roller bearing 10 Inner ring is supported on output shaft 18, and 17 fixing sleeve of oscillating tooth carrier is set on output shaft 18, and right centre wheel 15 passes through the second deep-groove ball axis It holds 22 to be installed on output shaft 18, second level shock wave device 13 is provided with right concentric circles raceway, oscillating tooth close to one end of oscillating tooth carrier 17 Frame 17 is provided with tooth socket 171 close to one end of second level shock wave device 13, and a second level oscillating tooth steel is provided in a tooth socket 171 Ball 14, right centre wheel 15 are provided with right sinusoidal raceway, right concentric circles raceway, tooth socket 171 and the right side close to one end of oscillating tooth carrier 17 Sinusoidal raceway is engaged by second level oscillating tooth steel ball 14, and intermediate transmission system includes shell and moving guide rail output mechanism 9, shell A transmission cavity, first order shock wave device 6, moving guide rail output mechanism 9, the second level are formed with left center wheel 3 and right centre wheel 15 Shock wave device 13 and oscillating tooth carrier 17 are all set in transmission cavity, and third deep groove ball bearing 20 is installed on second with one heart by axle sleeve 19 In section 103, one end of moving guide rail output mechanism 9 is supported in the second concentric segments 103 by third deep groove ball bearing 20, mobile The other end of guide rail output mechanism 9 is supported on the inner wall of shell by the 4th deep groove ball bearing 11, moving guide rail output mechanism 9 The other end be provided with eccentric orfice, the bearing outer ring of the second tapered roller bearing 10 is matched with eccentric orfice, first order shock wave device 6 One end of moving guide rail output mechanism 9 is provided with multiple tooth holes 602, moving guide rail output mechanism 9 is close to first order shock wave One end of device 6 is circumferentially provided with multiple radial tooth sockets 901, a radial tooth socket 901 in corresponding one of tooth hole 602, and a tooth hole A guide rail oscillating tooth steel ball 8 is provided between 602 and a radial tooth socket 901, shell includes first for being coaxially disposed and being connected Shell 7 and second shell 12, and first shell 7 is connect with left center wheel 3, second shell 12 is connect with right centre wheel 15, tooth hole 602 quantity is 4, and left center wheel 3 is provided with left end cap 2 far from one end of first order shock wave device 6, and right centre wheel 15 is far from the One end of second level shock wave device 13 is provided with right end cap 16, and left end cap 2 is sheathed on driving shaft 1 and is tightly connected with driving shaft 1, right End cap 16 is sheathed on output shaft 18 and is tightly connected with output shaft 18, left end cap 2, left center wheel 3, shell, right centre wheel 15 It is bolted with right end cap 16, left end cap 2, left center wheel 3, shell, right centre wheel 15 and right end cap 16 are equal between each other It is provided with adjustment gasket 21.
In the present embodiment, the number of first order oscillating tooth steel ball 5 is set as Z1, the left sinusoidal raceway 301 of left center wheel 3 Wave number is set as Z2, and the eccentricity of 1 eccentric segment 102 of driving shaft is ɑ 1, left 601 radius of concentric circles raceway of first order shock wave device 6 It is the angle that first order shock wave device 6 rotates, the left sinusoidal rolling of left center wheel 3 for b1, first order shock wave coefficient lambda 1=b1/ ɑ 1, θ 2 301 theoretic profile line parametric equation of road are as follows:
First order gear ratio calculation formula are as follows:
In the present embodiment, the number of second level oscillating tooth steel ball 14 is set as Z3, the wave of the right right sinusoidal raceway of centre wheel 15 Number is set as Z4, and the eccentricity of 9 eccentric orfice of moving guide rail output mechanism is ɑ 2, the right concentric circles raceway of second level shock wave device 13 Radius is b2, and second level shock wave coefficient lambda 2=b2/ ɑ 2, θ 3 are the angle that oscillating tooth carrier 17 rotates, the right sinusoidal rolling of right centre wheel 15 Road theoretic profile line parametric equation are as follows:
Second level gear ratio calculation formula are as follows:
Specific examples are applied in the present invention, and principle and implementation of the present invention are described, above embodiments Illustrate to be merely used to help understand method and its core concept of the invention;At the same time, for those skilled in the art, according to According to thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification It should not be construed as limiting the invention.

Claims (8)

1. a kind of twin-stage plane steel ball reducer, it is characterised in that: including driving shaft, output shaft, the transmission of first order plane steel ball System, intermediate transmission system and second level plane steel ball transmission system, the first order plane steel ball transmission system pass through first Bearing assembly is installed on the driving shaft, and the second level plane steel ball transmission system is installed on institute by second bearing component It states on output shaft, the first order plane steel ball transmission system and the second level plane steel ball transmission system pass through the centre The swing of the first order plane steel ball transmission system can be exported and is converted to by transmission system connection, the intermediate transmission system Rotary motion, and the swing that the rotary motion is converted to second level plane steel ball transmission system is inputted.
2. twin-stage plane steel ball reducer according to claim 1, it is characterised in that: the first order plane steel ball transmission System includes left center wheel and first order shock wave device, and the first bearing component includes the first tapered roller bearing and the first zanjon Ball bearing, the driving shaft include the first concentric segments, eccentric segment and the second concentric segments, first concentric segments, the eccentric segment It is set gradually with second concentric segments along the axis direction of the driving shaft, the left center wheel passes through first deep-groove ball Bearing is installed in first concentric segments, and the first order shock wave device is installed on described by first tapered roller bearing On eccentric segment, the first order shock wave device is provided with left concentric circles raceway, the left center close to one end of the left center wheel It takes turns and is provided with left sinusoidal raceway on the end face of the first order shock wave device, the left concentric circles raceway and the left sine roll First order oscillating tooth steel ball is provided between road.
3. twin-stage plane steel ball reducer according to claim 2, it is characterised in that: the second level plane steel ball transmission System includes the second level shock wave device, oscillating tooth carrier and right centre wheel set gradually, and the second bearing component includes the second circular cone Roller bearing and the second deep groove ball bearing, the bearing inner race branch that the second level shock wave device passes through second tapered roller bearing It holds on the output shaft, the oscillating tooth carrier fixing sleeve is arranged on the output shaft, and the right centre wheel is deep by described second Ditch ball bearing is installed on the output shaft, and the second level shock wave device is provided with right concentric circles close to one end of the oscillating tooth carrier Raceway, the oscillating tooth carrier are provided with tooth socket close to one end of the second level shock wave device, are provided with one in a tooth socket Second level oscillating tooth steel ball, the right centre wheel are provided with right sinusoidal raceway, the right concentric circles close to one end of the oscillating tooth carrier Raceway, the tooth socket and the right sinusoidal raceway are engaged by the second level oscillating tooth steel ball.
4. twin-stage plane steel ball reducer according to claim 3, it is characterised in that: the intermediate transmission system includes shell Body and moving guide rail output mechanism, the shell and the left center wheel and the right centre wheel form a transmission cavity, described First order shock wave device, the moving guide rail output mechanism, the second level shock wave device and the oscillating tooth carrier are all set in the biography In dynamic cavity, one end of the moving guide rail output mechanism is supported in second concentric segments by third deep groove ball bearing, The other end of the moving guide rail output mechanism is supported on the inner wall of the shell by the 4th deep groove ball bearing, and the shifting The other end of dynamic guide rail output mechanism is sheathed on the bearing outer ring of second tapered roller bearing, the first order shock wave device One end of the moving guide rail output mechanism is provided with multiple tooth holes, the moving guide rail output mechanism is close to described first One end of grade shock wave device is circumferentially provided with multiple radial tooth sockets, and a tooth hole corresponds to the radial tooth socket, and one A guide rail oscillating tooth steel ball is provided between the tooth hole and a radial tooth socket.
5. twin-stage plane steel ball reducer according to claim 4, it is characterised in that: the quantity in the tooth hole is 4.
6. twin-stage plane steel ball reducer according to claim 4, it is characterised in that: the left center wheel is far from described One end of level-one shock wave device is provided with left end cap, and the right centre wheel is provided with right end far from one end of the second level shock wave device Lid, the left end cap are sheathed on the driving shaft and are tightly connected with the driving shaft, and the right end cap is sheathed on described defeated It is tightly connected on shaft and with the output shaft.
7. twin-stage plane steel ball reducer according to claim 6, it is characterised in that: the left end cap, the left center Wheel, the shell, the right centre wheel and the right end cap are successively detachably connected.
8. twin-stage plane steel ball reducer according to claim 6, it is characterised in that: the left end cap, the left center Wheel, the shell, the right centre wheel and the right end cap are provided with adjustment gasket between each other.
CN201910264281.4A 2019-04-03 2019-04-03 Two-stage plane steel ball speed reducer Active CN109882552B (en)

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Cited By (8)

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Publication number Priority date Publication date Assignee Title
CN110397711A (en) * 2019-07-16 2019-11-01 燕山大学 Cam shock wave formula twin-stage plane steel ball reducer
CN110425255A (en) * 2019-08-05 2019-11-08 燕山大学 Sinusoidal plane second level movable teeth reducer
CN110454552A (en) * 2019-08-28 2019-11-15 燕山大学 A kind of twin-stage plane movable teeth reducer of hollow oscillating tooth carrier coupling
CN110486443A (en) * 2019-08-05 2019-11-22 燕山大学 Close active shaft type plane second level movable teeth reducer
CN110513443A (en) * 2019-08-16 2019-11-29 燕山大学 Eccentric drive twin-stage plane movable teeth reducer
CN110645323A (en) * 2019-10-15 2020-01-03 燕山大学 Micro-miniature steel ball speed reducer based on crossed roller bearing and center wheel integrated structure
CN111022608A (en) * 2019-11-25 2020-04-17 燕山大学 Two-stage sine hammer-shaped roller oscillating tooth speed reducer
CN112343991A (en) * 2020-10-23 2021-02-09 燕山大学 Coaxial reverse double-output movable-tooth speed reducer

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