CN208858872U - The hollow high-accuracy reducer arrangement of integration - Google Patents
The hollow high-accuracy reducer arrangement of integration Download PDFInfo
- Publication number
- CN208858872U CN208858872U CN201821560580.XU CN201821560580U CN208858872U CN 208858872 U CN208858872 U CN 208858872U CN 201821560580 U CN201821560580 U CN 201821560580U CN 208858872 U CN208858872 U CN 208858872U
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- CN
- China
- Prior art keywords
- rollaway nest
- cycloidal wheel
- output shaft
- input shaft
- shaft
- 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.)
- Expired - Fee Related
Links
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Landscapes
- Retarders (AREA)
Abstract
The utility model discloses a kind of hollow high-accuracy reducer arrangements of integration, including gear ring, output shaft, input shaft, the first Cycloidal Wheel and the second Cycloidal Wheel, the support portion support connection by being integrally designed with corresponding component respectively between the first Cycloidal Wheel, the second Cycloidal Wheel, output shaft and input shaft between gear ring and output shaft.The interior outer course ditch of integral bearing is made on components by the utility model respectively, reduce the number of parts of retarder, reduce the accumulated error of component assembly, improve the transmission accuracy of retarder, pin shaft is self-positioning in the case where coupling simultaneously, pin shaft, guide, the gap between Cycloidal Wheel are reduced, the quantity for engaging Cycloidal Wheel and guide increases, and greatly improves the precision and bearing capacity of retarder.
Description
Technical field
The utility model relates to a kind of high-accuracy retarders, more particularly to a kind of raising retarder bearing capacity, drop
Underneath drive error, the hollow high-accuracy reducer arrangement of integration for improving the retarder service life, belong to retarder technical field.
Background technique
Planet gear speed reducer with small tooth difference is a kind of Novel reducer to be grown up using Planetary Gear Transmission principle.It is few
Differential teeth planetary gear drive, it is to be eccentrically rotated the mechanical wave of generation by input shaft (eccentric shaft) to transmit power and movement
A kind of planet-gear transmission.
As shown in Figure 1, be most common planet gear speed reducer with small tooth difference currently on the market, including gear ring 1, output shaft 2,
Rigid disk 3, input shaft 4, the first Cycloidal Wheel 5, the second Cycloidal Wheel 6, guide 7, pin shaft 8, needle roller 9, cover board 10, bolt 11, first
Integral bearing 12, the second integral bearing 13, third integral bearing 14, the 4th integral bearing 15, pin shaft fixed plate 16, reducing gearbox
Body 17, retarder output end cap 18, retarder input end cap 19, and reducer shell 17 is fixed with gear ring 1 by mechanical means, gradually
Involute gear (the first Cycloidal Wheel 5, the second Cycloidal Wheel 6) is equivalent to planetary gear, input shaft 4(eccentric shaft) input power.
But the retarder of this structure has the disadvantage that
1, input shaft 4(eccentric shaft) excircle be by the first integral bearing 12, the second integral bearing 13 and the first pendulum
Line wheel 5, the connection of the second Cycloidal Wheel 6, multiple components will be processed respectively, then repeatedly assembling, rigging error are larger.
2, pin shaft 10 assembles after processing respectively with guide 7, generates rigging error.
3,2 excircle of output shaft is by third integral bearing 14 and the 4th integral bearing 15 and cage connection, and multiple zero
Part processes multiple assembling respectively, generates rigging error.
4, involute gear 5, the engagement of 6 monodentates, low bearing capacity, intensity is low, and the service life is short.
5, it is connected, is slowed down by integral bearing respectively between input shaft and Cycloidal Wheel, between output shaft and reducer shell
Body product is big.
Utility model content
The technical problems to be solved in the utility model is to overcome the above-mentioned deficiency of the prior art, provides a kind of can improve and slows down
Device bearing capacity, the hollow high-accuracy reducer arrangement of integration for reducing driving error, improving the retarder service life.
To solve the above problems, the utility model uses following technical scheme: the hollow high-accuracy reducer arrangement of integration,
Including gear ring, output shaft, input shaft, the first Cycloidal Wheel and the second Cycloidal Wheel, between gear ring and output shaft and the first Cycloidal Wheel,
Support portion support connection by being integrally designed with corresponding component respectively between two Cycloidal Wheels, output shaft and input shaft.
Be that the utility model advanced optimizes above scheme below: the support portion includes being arranged on output shaft
Output shaft outer rollaway nest, position corresponding with output shaft outer rollaway nest is equipped with the first output shaft interior rollaway nest on gear ring.
Advanced optimize: the output shaft is equipped with the second output shaft interior rollaway nest, on input shaft with rolled in the second output shaft
The corresponding position in road is equipped with third input shaft outer rollaway nest.
Advanced optimize: the input shaft is equipped with the second input shaft outer rollaway nest, in the second Cycloidal Wheel with the second input shaft
The corresponding position of outer rollaway nest is equipped with the second Cycloidal Wheel interior rollaway nest.
Advanced optimize: the input shaft is equipped with the first input shaft outer rollaway nest, in the first Cycloidal Wheel with the first input shaft
The corresponding position of outer rollaway nest is equipped with the first Cycloidal Wheel interior rollaway nest.
Advanced optimize: between the output shaft outer rollaway nest and the first output shaft interior rollaway nest, the second output shaft interior rollaway nest with
Between third input shaft outer rollaway nest, between the first Cycloidal Wheel interior rollaway nest and the first input shaft outer rollaway nest, the second input shaft outer rollaway nest
Circular array shows multiple rolling elements respectively between the second Cycloidal Wheel interior rollaway nest.
It advanced optimizes: described to be attached between multiple rolling elements of same annular array by retainer.
It advanced optimizes: being equipped with pin shaft and guide, and pin shaft and pin between first Cycloidal Wheel and the second Cycloidal Wheel
The coaxial assembly of set.
It advanced optimizes: being connected with bolt on the pin shaft, jelly is filled between bolt and pin shaft.
Advanced optimize: the mucilage binding object be a kind of flowing can slow solidification at any time colloid substance.
The interior outer course ditch of current integral bearing is made on components respectively in the utility model, reduces retarder
Number of parts reduces the accumulated error of component assembly, improves the transmission accuracy of retarder, while pin shaft is the feelings in coupling
It is self-positioning under condition, pin shaft, guide, the gap between Cycloidal Wheel are reduced, the quantity for engaging Cycloidal Wheel and guide increases, greatly
Improve the precision and bearing capacity of retarder.
The present invention will be further described with reference to the accompanying drawings and examples.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram that planet gear speed reducer with small tooth difference is commonly used in the utility model background technique；
Attached drawing 2 is the structural schematic diagram in the utility model embodiment；
Attached drawing 3 is the structural schematic diagram of input shaft and Cycloidal Wheel in the utility model embodiment；
Attached drawing 4 is the structural schematic diagram of bolt and pin shaft in the utility model embodiment；
Attached drawing 5 is the structural schematic diagram of input shaft and output shaft in the utility model embodiment；
Attached drawing 6 is the structural schematic diagram of gear ring and output shaft in the utility model embodiment.
In figure: 1- gear ring；2- output shaft；3- rigid disk；4- input shaft；The first Cycloidal Wheel of 5-；The second Cycloidal Wheel of 6-；7- pin
Set；8- pin shaft；9- needle roller；10- cover board；11- bolt；The first integral bearing of 12-；The second integral bearing of 13-；14- third is whole
Bearing；The 4th integral bearing of 15-；16- pin shaft fixed plate；17- reducer shell；18- retarder exports end cap；19- retarder
Input end cap；20- steel ball；21- output shaft outer rollaway nest；22- the first output shaft interior rollaway nest；23- the first Cycloidal Wheel interior rollaway nest；24-
First input shaft outer rollaway nest；25- the second Cycloidal Wheel interior rollaway nest；26- the second input shaft outer rollaway nest；27- third input shaft outer rollaway nest；
28- the second output shaft interior rollaway nest.
Specific embodiment
Embodiment, as shown in Figure 2-5, the hollow high-accuracy reducer arrangement of integration, the gear ring 1 including ring structure, tooth
It is coaxially equipped with ring structure in circle 1 and longitudinal section is L-shaped output shaft 2, is coaxially equipped in output shaft 2 columnar structured
Input shaft 4 is coaxially equipped with the first Cycloidal Wheel 5 and the second Cycloidal Wheel 6 of ring structure, gear ring 1 and output shaft 2 on input shaft 4
Between between the first Cycloidal Wheel 5, the second Cycloidal Wheel 6, output shaft 2 and input shaft 4 respectively by being integrally designed with corresponding component
Support portion support connection.
The right end of the output shaft 2 extends to certain distance outside 1 one end of gear ring, and the second Cycloidal Wheel 6 is located at the first Cycloidal Wheel 5
Between 2 left side of output shaft.
The left end of the gear ring 1 is packaged by the rigid disk 3 and cover board 10 of ring structure, and cover board 10 is located at rigidity
Between disk 3 and the left side of gear ring 1.
The left end of the input shaft 4 extends to certain distance outside one end of rigid disk 3, the first Cycloidal Wheel 5, the second Cycloidal Wheel
Pin shaft 8 is equipped between 6.
Guide 7 is set on the excircle of the pin shaft 8, and guide 7 is located at pin shaft 8 and the first Cycloidal Wheel 5 and the second pendulum
Between line wheel 6.
Position corresponding with guide 7, which offers, in first Cycloidal Wheel 5 and the second Cycloidal Wheel 6 can accommodate guide 7
Through-hole.
It is attached between the rigid disk 3 and pin shaft 8 by bolt 11, one end of bolt 11 extends in output shaft 2
Certain distance.
Position corresponding with bolt 11 offers the hole that can accommodate bolt 11, and output shaft 2 respectively on the rigid disk 3
The upper position being in contact with bolt 11 is provided with the internal screw thread being used cooperatively with bolt 11.
Between the bolt 11 and pin shaft 8 use special material, i.e., using a kind of jelly of flowing be filled in pin shaft with
Between bolt, this jelly slow solidification at any time makes pin shaft rotate self-positioning fixation in the case where coupling with bolt.
The special material be AB glue or AB glue analog or a kind of flowing can slow solidification at any time jelly.
It is respectively arranged with needle roller 9 between first Cycloidal Wheel 5, the second Cycloidal Wheel 6 and gear ring 1, is machined on gear ring 1 more
Locate needle roller slot, needle roller 9 is mounted in the needle roller slot on gear ring 1, is designed the engagement for realizing 40% or more tooth in this way, is improved and subtract
10% or more the bearing capacity of fast device.
It is respectively set with teeth in first Cycloidal Wheel 5, the second Cycloidal Wheel 6, the tooth form of Cycloidal Wheel is cycloid.
The support portion includes the output shaft outer rollaway nest that ring structure is offered on the excircle of 2 bigger diameter end of output shaft
21。
Position corresponding with the output shaft outer rollaway nest 21 offers the first defeated of ring structure on the inner wall of the gear ring 1
Shaft interior rollaway nest 22.
The of ring structure is offered on the inner wall of the output shaft 2 with the right end opposite position of 4 excircle of input shaft
Two output shaft interior rollaway nests 28.
Position corresponding with the second output shaft interior rollaway nest 28 offers the third input of ring structure on the input shaft 4
Axis outer rollaway nest 27.
Position corresponding with the second Cycloidal Wheel 6 offers and rolls outside the second input shaft of ring structure on the input shaft 4
Road 26.
Position corresponding with the second input shaft outer rollaway nest 26 offers ring structure on the inner wall of second Cycloidal Wheel 6
The second Cycloidal Wheel interior rollaway nest 25.
Position corresponding with the first Cycloidal Wheel 5 offers and rolls outside the first input shaft of ring structure on the input shaft 4
Road 24.
On the inner wall of first Cycloidal Wheel 5 position corresponding with the first input shaft outer rollaway nest 24 offer with it is first defeated
Enter the first Cycloidal Wheel interior rollaway nest 23 of the ring structure that axis outer rollaway nest 24 is used cooperatively.
Between the output shaft outer rollaway nest 21 and the first output shaft interior rollaway nest 22, the second output shaft interior rollaway nest 28 and third it is defeated
Enter between axis outer rollaway nest 27, between the first Cycloidal Wheel interior rollaway nest 23 and the first input shaft outer rollaway nest 24, the second input shaft outer rollaway nest
26 and second circular array shows multiple steel balls (rolling element) 20 respectively between Cycloidal Wheel interior rollaway nest 25.
It is described to be attached between multiple steel balls 20 of same annular array by retainer.
The output shaft outer rollaway nest 21 and the first output shaft interior rollaway nest 22 and between the two steel ball 20 and retainer composition are held
Axis.
The second output shaft interior rollaway nest 28 and third input shaft outer rollaway nest 27 and between the two steel ball 20 and holding framework
At holding axis.
The first Cycloidal Wheel interior rollaway nest 23 and the first input shaft outer rollaway nest 24 and between the two steel ball 20 and holding framework
At holding axis.
The second input shaft outer rollaway nest 26 and the second Cycloidal Wheel interior rollaway nest 25 and between the two steel ball 20 and holding framework
At holding axis.
The first input shaft outer rollaway nest 24 and the second input shaft outer rollaway nest 26 on the input shaft 4 are capacity eccentric bearing road ditch,
Third input shaft outer rollaway nest 27 is bearing road ditch.
In use, the rotation input of input shaft 4, is driven by the first input shaft outer rollaway nest 24, the second input shaft outer rollaway nest 26
Multiple steel balls 20 move, and transfer its energy to the first Cycloidal Wheel interior rollaway nest 23, the second Cycloidal Wheel interior rollaway nest 25, drive the first cycloid
The 5, second Cycloidal Wheel 6 of wheel is eccentrically rotated, the first Cycloidal Wheel 5, the second Cycloidal Wheel 6 external tooth and gear ring 1 on the needle roller installed engage,
First Cycloidal Wheel 5,6 eccentric motion of the second Cycloidal Wheel transfer energy to output shaft 2 by guide 7, pin shaft 8, bolt 11, defeated
Shaft 2 passes through rolling in output shaft outer rollaway nest 21, the first output shaft interior rollaway nest 22, third input shaft outer rollaway nest 27, the second output shaft
Road 28, the support of multiple steel balls and positioning output.
The Internal and external cycle of deep groove ball bearing is separately positioned on gear ring, output shaft, input shaft, the first cycloid by the utility model
On wheel, the second Cycloidal Wheel, Internal and external cycle is eliminated, raw material are saved, deep groove ball bearing (tapered roller bearing) before avoiding
Internal and external cycle is processed respectively, is then assembled, and is reduced gear ring, output shaft, input shaft, the first Cycloidal Wheel, is produced between the second Cycloidal Wheel
Raw multiple rigging error, makes whole rigging error be reduced to 4 microns or less.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms, therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein, and should not treat any reference in the claims as limiting related right
It is required that.
Claims (10)
1. the hollow high-accuracy reducer arrangement of integration, including gear ring (1), output shaft (2), input shaft (4), the first Cycloidal Wheel
(5) and the second Cycloidal Wheel (6), it is characterised in that: between gear ring (1) and output shaft (2) and the first Cycloidal Wheel (5), the second cycloid
It is connected respectively by the support portion support being wholely set with corresponding component between wheel (6), output shaft (2) and input shaft (4).
2. the hollow high-accuracy reducer arrangement of integration according to claim 1, it is characterised in that: the support portion includes
The output shaft outer rollaway nest (21) being arranged on output shaft (2), position corresponding with output shaft outer rollaway nest (21) is set on gear ring (1)
There is the first output shaft interior rollaway nest (22).
3. the hollow high-accuracy reducer arrangement of integration according to claim 2, it is characterised in that: the output shaft (2)
It is equipped with the second output shaft interior rollaway nest (28), position corresponding with second output shaft interior rollaway nest (28) is equipped on input shaft (4)
Third input shaft outer rollaway nest (27).
4. the hollow high-accuracy reducer arrangement of integration according to claim 3, it is characterised in that: the input shaft (4)
It is equipped with the second input shaft outer rollaway nest (26), position corresponding with second input shaft outer rollaway nest (26) in the second Cycloidal Wheel (6)
Equipped with the second Cycloidal Wheel interior rollaway nest (25).
5. the hollow high-accuracy reducer arrangement of integration according to claim 4, it is characterised in that: the input shaft (4)
It is equipped with the first input shaft outer rollaway nest (24), position corresponding with first input shaft outer rollaway nest (24) in the first Cycloidal Wheel (5)
Equipped with the first Cycloidal Wheel interior rollaway nest (23).
6. the hollow high-accuracy reducer arrangement of integration according to claim 5, it is characterised in that: rolled outside the output shaft
Between road (21) and the first output shaft interior rollaway nest (22), the second output shaft interior rollaway nest (28) and third input shaft outer rollaway nest (27) it
Between, between the first Cycloidal Wheel interior rollaway nest (23) and the first input shaft outer rollaway nest (24), the second input shaft outer rollaway nest (26) and second
Circular array shows multiple rolling elements respectively between Cycloidal Wheel interior rollaway nest (25).
7. the hollow high-accuracy reducer arrangement of integration according to claim 6, it is characterised in that: described to be located at same ring
It is attached between multiple rolling elements of shape array by retainer.
8. the hollow high-accuracy reducer arrangement of integration according to claim 7, it is characterised in that: first Cycloidal Wheel
(5) pin shaft (8) and guide (7), and pin shaft (8) and the coaxial assembly of guide (7) are equipped between the second Cycloidal Wheel (6).
9. the hollow high-accuracy reducer arrangement of integration according to claim 8, it is characterised in that: on the pin shaft (8)
It is connected with bolt (11), jelly is filled between bolt (11) and pin shaft (8).
10. the hollow high-accuracy reducer arrangement of integration according to claim 9, it is characterised in that: the jelly is
A kind of flowing can slow solidification at any time colloid substance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560580.XU CN208858872U (en) | 2018-09-25 | 2018-09-25 | The hollow high-accuracy reducer arrangement of integration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560580.XU CN208858872U (en) | 2018-09-25 | 2018-09-25 | The hollow high-accuracy reducer arrangement of integration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208858872U true CN208858872U (en) | 2019-05-14 |
Family
ID=66419102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821560580.XU Expired - Fee Related CN208858872U (en) | 2018-09-25 | 2018-09-25 | The hollow high-accuracy reducer arrangement of integration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208858872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895125A (en) * | 2018-09-25 | 2018-11-27 | 山东帅克机械制造股份有限公司 | The hollow high-accuracy reducer arrangement of integration |
-
2018
- 2018-09-25 CN CN201821560580.XU patent/CN208858872U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895125A (en) * | 2018-09-25 | 2018-11-27 | 山东帅克机械制造股份有限公司 | The hollow high-accuracy reducer arrangement of integration |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 |