CN209654538U - A kind of engineering truck wheel side roller oscillating tooth gear retarder - Google Patents
A kind of engineering truck wheel side roller oscillating tooth gear retarder Download PDFInfo
- Publication number
- CN209654538U CN209654538U CN201920173284.2U CN201920173284U CN209654538U CN 209654538 U CN209654538 U CN 209654538U CN 201920173284 U CN201920173284 U CN 201920173284U CN 209654538 U CN209654538 U CN 209654538U
- Authority
- CN
- China
- Prior art keywords
- oscillating tooth
- tooth carrier
- shock wave
- wave device
- axle housing
- 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
Landscapes
- Retarders (AREA)
Abstract
The utility model relates to a kind of engineering truck wheel side roller oscillating tooth gear retarders, including semiaxis, end cap, oscillating tooth carrier bracket, oscillating tooth carrier, wheel hub, the semiaxis connects two teeth difference shock wave device by spline, two teeth difference shock wave device has oval outer teeth profile, axle housing is socketed on semiaxis, axle housing is fastenedly connected centre wheel through screw, grafting oscillating tooth carrier between flank profil and two teeth difference shock wave device outer teeth profile in centre wheel, the group of rollers being engaged in centre wheel between flank profil and two teeth difference shock wave device outer teeth profile is set in a circle ball grooves on oscillating tooth carrier, oscillating tooth carrier is fastenedly connected with oscillating tooth carrier bracket screw, oscillating tooth carrier bracket is fastenedly connected with wheel hub screw.The utility model structure is simple, compact, and retarded motion is directly transmitted to oscillating tooth carrier bracket by oscillating tooth carrier by group of rollers, then is transmitted on wheel hub by oscillating tooth carrier bracket, makes axially and radially size all very littles of deceleration device, reduces volume, alleviate weight.
Description
Technical field
The utility model relates to a kind of hub reduction gear, a kind of specifically engineering truck wheel side roller oscillating tooth gear slows down
Device.
Background technique
Engineering truck has the characteristics that big carrying, efficient as a kind of vehicle for mainly undertaking transport task.For reality
Now better deceleration torque increase effect, and guarantee that engineering truck has preferable passability, generally drive it the deceleration of the bridge second level
Device is arranged near wheel hub, referred to as hub reduction gear.Planetary Gear Transmission, work is widely used in engineering truck hub reduction gear at present
Make inclement condition and be subjected to relatively large load and shock loading, if sun gear and internal tooth in the transmission of 2K-H involute planet gear
When the number of teeth and planetary gear the number selection of circle are improper, will appear unbalance loading between planetary gear, tooth top interference occur, cause gear it
Between can not normal engaged transmission.Meanwhile planetary gear in transmission process because gear bear load when bend and reverse bullet
Property deformation and gear manufacture in tooth alignment error, can all cause along teeth directional engage contact it is uneven, cause the inclined one end of the gear teeth
Contact, reduces the service life of gear.Also, hub reduction gear is in use, and planetary gear construction is due to processing and assemble
It is improper etc., very big vibration and noise can be also generated, the original precision of equipment and production efficiency are affected.For above-mentioned existing skill
The problem of art, a kind of engineering vehicle hub reduction gear of good performance of researching and designing have important engineering practical
Meaning and value.
Summary of the invention
It is simple, small in size, light-weight that the purpose of the utility model is to provide a kind of structures, and strong shock resistance, carrying
The high hub reduction gear of ability.
Purpose of the utility model is realized as follows: a kind of engineering truck wheel side roller oscillating tooth gear retarder, including semiaxis,
End cap, oscillating tooth carrier bracket, oscillating tooth carrier, wheel hub, it is characterised in that: the semiaxis connects two teeth difference shock wave device, two teeth by spline
Poor shock wave device has oval outer teeth profile, is socketed axle housing on semiaxis, axle housing is fastenedly connected centre wheel, flank profil in centre wheel through screw
The grafting oscillating tooth carrier between two teeth difference shock wave device outer teeth profile sets on oscillating tooth carrier in a circle ball grooves and is engaged in flank profil in centre wheel
With the group of rollers between two teeth difference shock wave device outer teeth profile, oscillating tooth carrier is fastenedly connected with oscillating tooth carrier bracket screw, oscillating tooth carrier bracket with
Wheel hub screw is fastenedly connected.
Further, the oscillating tooth carrier is equipped with concentric tubulose insert rack, and tubulose insert rack is plugged on flank profil in centre wheel
Between two teeth difference shock wave device outer teeth profile, there is equally distributed roller slot in tubulose insert rack, group of rollers is axially arranged along semiaxis
In the roller slot of oscillating tooth carrier.
Further, the oscillating tooth carrier bracket, which is worn to connect through bearing, is supported on axle housing periphery and/or centre wheel periphery.
Further, the oscillating tooth carrier is supported on two teeth difference shock wave device through bearing.
Further, oscillating tooth carrier, which is worn to connect, is fastenedly connected end cap encapsulation through screw on the one end of axle housing periphery, and end cap, which is worn, to be connect
On axle housing.
Further, the axle housing is worn through felt collar connects on axle housing.
Engineering truck wheel described in the utility model side roller oscillating tooth gear retarder uses new structure, by group of rollers come real
Show two transformation of speed between centers, in transmission process, theoretically there is the roller of half to participate in engagement, increase holding for retarder
Loading capability, the two teeth difference shock wave device have oval outer teeth profile, relative to center of rotation are symmetrical style characteristic, transmission
In the process without additional dynamic load, it can be achieved that self-balancing, improves the working efficiency and service life of hub reduction gear, it is entirely capable of full
Sufficient engineering truck is under severe use environment to the requirement of hub reduction gear.
The transmission process of engineering truck wheel described in the utility model side roller oscillating tooth gear retarder is as follows: semiaxis is as power
Input link is connected by spline drives the rotation of two teeth difference shock wave device, the constraint of flank profil in group of rollers acceptor center wheel, in two teeth difference
Under the double action of shock wave device and centre wheel, group of rollers drives oscillating tooth carrier rotation, and oscillating tooth carrier and oscillating tooth carrier bracket are solid by screw
Fixed connection, wheel hub are fixedly connected with oscillating tooth carrier bracket also through screw, and power is transmitted on wheel hub by semiaxis.
The utility model has the advantages that compared with traditional hub reduction gear
1, structure is simple, compact, and retarded motion is directly transmitted to oscillating tooth carrier bracket by oscillating tooth carrier by group of rollers, then by living
Braces bracket is transmitted on wheel hub, is made axially and radially size all very littles of deceleration device, is reduced volume, alleviate weight.
2, two teeth difference shock wave device has oval outer teeth profile, self-balancing may be implemented, torque ripple is small, single staged transmission ratio
Greatly.
3, theoretically there is the roller of half to simultaneously participate in engagement, compared with conventional planetary gear, simultaneously participate in total number of teeth in engagement
More, improve its bearing capacity, multi-tooth meshing makes deceleration system impact loading have stronger ability to bear, and avoids interior
The phase of engaging tooth wheel set between cog mutually does Wataru and the engaging-in impact nibbled out.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
In figure: 1. semiaxis, 2. end caps, 3. head bolts, 4. wheel hub screws, 5. oscillating tooth carrier brackets, 6. centre wheels, 7. 2 teeth
Poor shock wave device, 8. bearing A, 9. oscillating tooth carriers, 10. screw A, 11. wheel hubs, 12. screw B, 13. bearing B, 14. bearing C, 15. felts
It encloses, 16. axle housings, 17. group of rollers, flank profil in 61., 90 tubulose insert racks, 91. roller slots.
Specific embodiment
The specific implementation of the utility model is as shown in the picture, first by 6 sets of centre wheel on axle housing 16, then uses screw B
12 tighten together centre wheel 6 with axle housing 16 as fixing component, and centre wheel side has interior flank profil 61, and the other side has rank
Scalariform step, bearing B 13 are mounted on 6 stair-step of centre wheel；5 sets of oscillating tooth carrier bracket in 6 outside of centre wheel, oscillating tooth carrier branch
5 interior design of frame is ladder-like for installing positioning, and outside is also designed into a ladder, it is therefore an objective to be mitigated construction weight, and be utilized
Bearing B 13 and bearing C 14 are supported；Two teeth difference shock wave device 7 is connect by spline with semiaxis 1, and two teeth difference shock wave device has
Oval outer teeth profile, the design of two teeth difference shock wave device has ladder-like boss, for the fixed and positioned of bearing A 8；9 sets of oscillating tooth carrier exists
It on bearing A, and is fastened by screw A 10 and oscillating tooth carrier bracket 5, oscillating tooth carrier 9, which is equipped with, is placed in two teeth difference shock wave device and center opinion
Tubulose insert rack 90 between interior flank profil 61 has equally distributed multiple roller slots 91 in tubulose insert rack 90, and group of rollers 17 is along half
Axis is disposed axially in roller slot 91, in two teeth difference shock wave device outer teeth profile and centre wheel under the common effect of contraction of flank profil, rolling
Column group 17 drives oscillating tooth carrier bracket 5 to rotate；Bearing C 14 is mounted on axle housing 16, and passes through the ladder inside oscillating tooth carrier bracket 5
Step is positioned, and end cap 2 is fastened by head bolts 3 and oscillating tooth carrier bracket 5, and felt collar 15 is arranged in cover internal groove；
11 sets of wheel hub fasten on oscillating tooth carrier bracket 5, and through wheel hub screw 4 and oscillating tooth carrier bracket.
The retarder semiaxis is connect with two teeth difference shock wave device using spline, and two teeth difference shock wave device has oval outer teeth profile,
Bearing is disposed between two teeth difference shock wave device and oscillating tooth carrier；Oscillating tooth carrier is fixedly connected by screw with oscillating tooth carrier bracket, oscillating tooth carrier
Bracket is fixedly connected with wheel hub by screw；Oscillating tooth carrier bracket is arranged in centre wheel by two bearing supports, one of bearing
On, another bearing is arranged on axle housing, and the both ends of two bearings have the shaft shoulder to be positioned；
One end design that end cap described in the utility model is contacted with oscillating tooth carrier bracket has convex portion, and convex portion protrudes into
The positioning of bearing is used for into oscillating tooth carrier bracket, end cap to be fixedly connected by screw with oscillating tooth carrier bracket, with oscillating tooth carrier bracket one
Rotation is played, cover internal is provided with groove, and the felt collar is arranged in the groove of end cap.
Counter sink is equipped on centre wheel described in the utility model, centre wheel is fixedly connected by screw with axle housing, center
Wheel is fixed with axle housing, and centre wheel inner surface has interior flank profil, and group of rollers is made to do gear motion with it according to certain rules.
Oscillating tooth carrier described in the utility model has equally distributed roller slot, and group of rollers is arranged in the roller slot of oscillating tooth carrier
In, group of rollers drives oscillating tooth carrier rotation in the outer teeth profile of two teeth difference shock wave device and centre wheel under the common effect of contraction of flank profil,
The every rotation of two teeth difference shock wave device one week, each roller participates in gear motion twice, and cascade groove is provided with inside oscillating tooth carrier, be used for
Bearing position with merging to bearing.
When work, semiaxis rotation, and two teeth difference shock wave device therewith constant velocity rotation, centre wheel and bridge are driven by spline
Shell is fixed, and group of rollers generates active force, band to roller slot under the common effect of contraction of two teeth difference shock wave device and centre wheel
Dynamic oscillating tooth carrier rotation, oscillating tooth carrier are fixedly connected with oscillating tooth carrier bracket, and oscillating tooth carrier bracket is fixedly connected with wheel hub, therefore wheel hub and work
Braces constant speed rotates synchronously, and achievees the purpose that deceleration.Due in the process, there is the roller of half to participate in gear motion always,
The torque being distributed on each roller is small, and hub reduction gear bearing capacity and impact resistance improve, and entirety occupies little space,
It is compact-sized, the volume and weight of hub reduction gear is alleviated, makes the engineering truck road clearance with higher, improves engineering
The passability of vehicle.
Claims (6)
1. a kind of engineering truck wheel side roller oscillating tooth gear retarder, including semiaxis, end cap, oscillating tooth carrier bracket, oscillating tooth carrier, wheel hub,
Be characterized in that: the semiaxis connects two teeth difference shock wave device by spline, and two teeth difference shock wave device has an oval outer teeth profile, on semiaxis
It is socketed axle housing, axle housing is fastenedly connected centre wheel through screw, and grafting is living between flank profil and two teeth difference shock wave device outer teeth profile in centre wheel
Braces sets the roller being engaged in centre wheel between flank profil and two teeth difference shock wave device outer teeth profile in a circle ball grooves on oscillating tooth carrier
Group, oscillating tooth carrier are fastenedly connected with oscillating tooth carrier bracket screw, and oscillating tooth carrier bracket is fastenedly connected with wheel hub screw.
2. a kind of engineering truck wheel side according to claim 1 roller oscillating tooth gear retarder, it is characterised in that: the oscillating tooth carrier
It is equipped with concentric tubulose insert rack, tubulose insert rack is plugged in centre wheel between flank profil and two teeth difference shock wave device outer teeth profile, is managed
There is equally distributed roller slot, group of rollers is along the roller slot that semiaxis is disposed axially in oscillating tooth carrier in shape insert rack.
3. a kind of engineering truck wheel side according to claim 1 roller oscillating tooth gear retarder, it is characterised in that: the oscillating tooth carrier
Bracket, which is worn to connect through bearing, is supported on axle housing periphery and/or centre wheel periphery.
4. a kind of engineering truck wheel side according to claim 1 roller oscillating tooth gear retarder, it is characterised in that: the oscillating tooth carrier
It is supported on two teeth difference shock wave device through bearing.
5. a kind of engineering truck wheel side according to claim 1 or 3 roller oscillating tooth gear retarder, it is characterised in that: oscillating tooth carrier
It wears to connect and is fastenedly connected end cap encapsulation through screw on the one end of axle housing periphery, end cap, which is worn, to be connect on axle housing.
6. a kind of engineering truck wheel side according to claim 5 roller oscillating tooth gear retarder, it is characterised in that:
The axle housing is worn through felt collar to be connect on axle housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173284.2U CN209654538U (en) | 2019-01-31 | 2019-01-31 | A kind of engineering truck wheel side roller oscillating tooth gear retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173284.2U CN209654538U (en) | 2019-01-31 | 2019-01-31 | A kind of engineering truck wheel side roller oscillating tooth gear retarder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654538U true CN209654538U (en) | 2019-11-19 |
Family
ID=68523658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920173284.2U Expired - Fee Related CN209654538U (en) | 2019-01-31 | 2019-01-31 | A kind of engineering truck wheel side roller oscillating tooth gear retarder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654538U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812547A (en) * | 2019-01-31 | 2019-05-28 | 江苏泰隆减速机股份有限公司 | A kind of engineering truck wheel side roller oscillating tooth gear retarder |
| CN111043275A (en) * | 2019-11-25 | 2020-04-21 | 燕山大学 | Small-size doublestage hammer shape roller oscillating tooth reduction gear |
-
2019
- 2019-01-31 CN CN201920173284.2U patent/CN209654538U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812547A (en) * | 2019-01-31 | 2019-05-28 | 江苏泰隆减速机股份有限公司 | A kind of engineering truck wheel side roller oscillating tooth gear retarder |
| CN111043275A (en) * | 2019-11-25 | 2020-04-21 | 燕山大学 | Small-size doublestage hammer shape roller oscillating tooth reduction gear |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2435085C2 (en) | Transmission | |
| CN105736644B (en) | A kind of side set phase-adjustable planet herringbone reducer | |
| CN107366716B (en) | A kind of three-level reduction planetary retarder, industrial robot | |
| CN209654538U (en) | A kind of engineering truck wheel side roller oscillating tooth gear retarder | |
| CN110185748B (en) | Integrated robot joint structure | |
| US10641377B2 (en) | Compact multi-stage gear with a planetary gear and a strain wave gear adjacent to said multi-stage gear | |
| WO2020056962A1 (en) | Cycloidal gear, reducer and robot | |
| CN102748432B (en) | A kind of speed reducer | |
| CN105932822A (en) | Hub motor of micro electric bicycle | |
| CN106838138A (en) | A kind of star gear train decelerator with resilient support planet carrier | |
| WO2017028195A1 (en) | Low noise automobile trunk reducer | |
| CN109812547A (en) | A kind of engineering truck wheel side roller oscillating tooth gear retarder | |
| JPS591895B2 (en) | Decelerator | |
| CN113752821A (en) | High-speed wheel-side motor driving system speed reducing mechanism based on composite planetary gear train | |
| US6314826B1 (en) | Nested speed converter bearing apparatus | |
| HUT54782A (en) | Gear drive | |
| CN112128319A (en) | High-speed silent type sealing speed reducing mechanism | |
| US20020134597A1 (en) | Electrical individual wheel drive | |
| CN202203344U (en) | Precision cycloidal speed reducer | |
| CN109538706B (en) | Helical gear planet wheel ball combined speed reducer | |
| CN106917847B (en) | Microminiature planet wheel double-row parallel uniform distribution multi-modulus gear transmission system for robot | |
| CN106641109A (en) | Small planetary gear reducer with large transmission ratio | |
| CN1043678C (en) | Differential type internally meshing planetary gear structure | |
| CN210318407U (en) | Integrated robot joint structure | |
| CN107882928B (en) | Duplex cycloidal reducer |
Legal Events
| 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: 20191119 Termination date: 20220131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |