CN211624167U - Planet wheel positioning device - Google Patents
Planet wheel positioning device Download PDFInfo
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- CN211624167U CN211624167U CN201922034175.5U CN201922034175U CN211624167U CN 211624167 U CN211624167 U CN 211624167U CN 201922034175 U CN201922034175 U CN 201922034175U CN 211624167 U CN211624167 U CN 211624167U
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- bottom plate
- positioning
- planet wheel
- positioning bottom
- threaded rod
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- 230000005540 biological transmission Effects 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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Abstract
The utility model discloses a planet wheel positioner, include: planet wheel structure and positioning bottom plate, the mounting groove has been seted up at positioning bottom plate's top, two recesses have been seted up to positioning bottom plate's inside, one side of recess internal surface is rotated and is connected with the threaded rod, just the one end of threaded rod runs through positioning bottom plate's inside and extends to positioning bottom plate's outside. By arranging the positioning bottom plate, when the planetary wheel structure is installed, the fixture block and the positioning shaft are finally separated from the circular ring shell through the knob, so that the planetary wheel structure can be disassembled without sequentially screwing down screws by using tools, so that the disassembling time is saved, and the disassembling operation is more convenient; through setting up rotation fixture block and fix a position fixedly respectively to the horizontal direction and the vertical direction of ring shell, increased the stability of the fixed joint of location bottom plate to the planet wheel structure for the planet wheel can remain stable state throughout when the pivoted.
Description
Technical Field
The utility model relates to a planet wheel specifically is a planet wheel positioner.
Background
Planetary gears are gear systems that, in addition to being able to rotate around their own rotational axis like fixed axis gears, also have their rotational axes rotated with the carrier around the axes of other gears, and the rotation around their own axes is called "rotation", and the rotation around the axes of other gears is called "revolution", like planets in the sun system, and are thus named. The planetary gear also plays a great role in torque transmission of the engine, and since the characteristics of the engine such as the rotational speed and torque are greatly different from the road surface traveling demand, the power of the engine is appropriately distributed to the drive wheels, and the conversion can be performed by using the above characteristics of the planetary gear. Automatic transmissions in automobiles also utilize these characteristics of planetary gears to achieve different gear ratios by changing the relative motion relationships of various members through clutches and brakes. However, because the structure and the working state of the planetary gear are complex, the problems of vibration and noise are also prominent, and failure phenomena such as gear tooth fatigue pitting, tooth root cracks and gear tooth or shaft fracture are easy to occur, so that the running precision, the transmission efficiency and the service life of equipment are influenced.
The planetary gear has many unique advantages, the most obvious characteristic is that when transmitting power, power can be divided, and the input shaft and the output shaft are on the same horizontal line, planetary gear transmissions are widely applied to speed reducers, speed increasers and speed changing devices in various mechanical transmission systems, and are particularly applied to aircrafts and vehicles due to the characteristics of high load and high transmission ratio, however, the existing planetary gear structures are directly fixed at the installation position through screws when being installed, this makes it necessary to open the plurality of screws in sequence when maintenance or replacement of parts is required, which is troublesome to operate, when the screw is unscrewed, if misoperation still leads to the screw to slide easily for whole planet wheel structure is dismantled very difficultly again, finally leads to unable change to planet wheel structure.
Disclosure of Invention
An object of the utility model is to provide a planet wheel positioner to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a planetary wheel positioning device, comprising: planet wheel structure and positioning bottom plate, the mounting groove has been seted up at positioning bottom plate's top, two recesses have been seted up to positioning bottom plate's inside, one side of recess internal surface is rotated and is connected with the threaded rod, just the one end of threaded rod runs through positioning bottom plate's inside and extends to positioning bottom plate's outside, the surperficial threaded connection of threaded rod has the fixture block, just one side of fixture block runs through positioning bottom plate's inside and extends to the inside of mounting groove, the gear has been cup jointed on the surface of threaded rod and the one side that is located the fixture block, the threaded rod extends to the outside one end fixedly connected with knob of positioning bottom plate, one side fixedly connected with gag lever post of recess internal surface, the carriage release lever has been cup jointed on the surface of gag lever post, just the top of carriage release.
As a further aspect of the present invention: the bottom fixedly connected with rack of carriage release lever, just one side of rack and one side meshing of gear surface, the surface of carriage release lever is rotated and is connected with the rotation fixture block, the bottom fixedly connected with location axle of rotation fixture block.
As a further aspect of the present invention: one side of the inner surface of the groove is communicated with a connecting groove, the bottom of the inner surface of the mounting groove is communicated with a connecting round hole, and one side of the outer surface of the positioning bottom plate is fixedly connected with a mounting block.
As a further aspect of the present invention: the planet wheel structure comprises a circular ring shell, convex shafts are fixedly connected to two sides of the bottom of the circular ring shell, positioning grooves are formed in two sides of the top of the circular ring shell, and clamping grooves are formed in two sides of the outer surface of the circular ring shell.
Two protruding axles are located the left and right sides of ring shell bottom respectively for when installing the ring shell, can with the mounting groove quick match, play spacing effect to the bottom of ring shell simultaneously, make when fixed to whole planet wheel structure, the condition of rocking the dislocation can not appear, make fixedly more convenient.
As a further aspect of the present invention: the inner side of the circular ring shell is fixedly connected with a circular rack, one side of the circular rack is meshed with a first rotating gear, and one side of the outer surface of the first rotating gear is meshed with a second rotating gear.
As a further aspect of the present invention: the positioning bottom plate is a circular plate, and the moving rod is an L-shaped rod.
Compared with the prior art, the beneficial effects of the utility model are that:
by arranging the positioning bottom plate, when the planetary wheel structure is installed, the planetary wheel structure is directly installed on the positioning bottom plate, when maintenance or replacement is needed, the threaded rod is rotated through the knob, the fixture block can be driven to move through rotation of the threaded rod, the gear is driven to rotate at the same time, the rack can be driven to move upwards through rotation of the gear, the rack can drive the moving rod to move upwards at the same time, the fixture block is rotated to move upwards, the positioning shaft at the bottom of the fixture block can be rotated to move, finally, the fixture block and the positioning shaft are both separated from the circular ring shell, the planetary wheel structure can be disassembled, screws do not need to be sequentially screwed down by using tools, the disassembling time is saved, and the disassembling operation is more convenient;
through setting up rotation fixture block and fixing a position the horizontal direction and the vertical direction of ring shell respectively, increased the stability of the fixed joint of location bottom plate to the planet wheel structure for the planet wheel can remain stable state throughout when the pivoted, the condition of rocking or dislocation can not appear, guarantees that the planet wheel structure can normal operating.
Drawings
Fig. 1 is a schematic view of the overall structure of a planet wheel positioning device.
Fig. 2 is a schematic structural diagram of the inside of a positioning base plate in a planet wheel positioning device.
Fig. 3 is an enlarged view of the portion a shown in fig. 2.
In the figure: 1-planet wheel structure, 101-circular shell, 102-convex shaft, 103-positioning groove, 104-clamping groove, 105-circular rack, 106-first rotating gear, 107-second rotating gear, 2-positioning bottom plate, 3-mounting groove, 4-groove, 5-threaded rod, 6-fixture block, 7-gear, 8-knob, 9-limiting rod, 10-moving rod, 11-rack, 12-rotating fixture block, 13-positioning shaft, 14-connecting groove, 15-connecting round hole and 16-mounting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a planet wheel positioning device includes: the planet wheel structure comprises a planet wheel structure 1 and a positioning bottom plate 2, wherein the top of the positioning bottom plate 2 is provided with an installation groove 3, two grooves 4 are arranged in the positioning bottom plate 2, one side of the inner surface of each groove 4 is rotatably connected with a threaded rod 5, one end of the threaded rod 5 penetrates through the inside of the positioning bottom plate 2 and extends to the outside of the positioning bottom plate 2, a clamping block 6 is connected to the surface of the threaded rod 5 in a threaded manner, one side of the clamping block 6 penetrates through the inside of the positioning bottom plate 2 and extends to the inside of the mounting groove 3, a gear 7 is sleeved on one side of the surface of the threaded rod 5 and positioned on the clamping block 6, a knob 8 is fixedly connected with one end of the threaded rod 5 extending to the outside of the positioning bottom plate 2, one side of the inner surface of the groove 4 is fixedly connected with a limiting rod 9, the surface of the limiting rod 9 is sleeved with a moving rod 10, and the top end of the moving rod 10 penetrates through the inside of the positioning base plate 2 and extends to the top of the positioning base plate 2.
Positioning bottom plate 2 and planet wheel structure 1 looks adaptation, mounting groove 3 is located the intermediate position at 2 tops of positioning bottom plate, be used for installing planet wheel structure 1, two recess 4 are located the inside left and right sides of positioning bottom plate 2 respectively, the inside of fixture block 6 is provided with the screw thread with threaded rod 5 adaptation, rotation through threaded rod 5, can drive about 6 levels of fixture block and control, the fixture block is used for with ring housing 101 joint, gear 7 is connected with the fixed surface of threaded rod 5, rotate through threaded rod 5, can drive gear 7 and rotate, through knob 8, can drive threaded rod 5 and rotate, the top of gag lever post 9 and bottom respectively with the both sides fixed connection of recess 4 internal surfaces, play limiting displacement to carriage release lever 10, carriage release lever 10 displaces the pole of L type.
The bottom end of the moving rod 10 is fixedly connected with a rack 11, one side of the rack 11 is meshed with one side of the outer surface of the gear 7, the surface of the moving rod 10 is rotatably connected with a rotating clamping block 12, and the bottom of the rotating clamping block 12 is fixedly connected with a positioning shaft 13.
One side of the inner surface of the groove 4 is communicated with a connecting groove 14, the bottom of the inner surface of the mounting groove 3 is communicated with a connecting round hole 15, and one side of the outer surface of the positioning bottom plate 2 is fixedly connected with a mounting block 16.
Connecting groove 14 and rack 11 adaptation for the bottom of rack 11 can extend to in connecting groove 14 when the downstream, guarantees that rack 11 has sufficient removal space, connects the bottom intercommunication of round hole 15 and 3 internal surfaces of mounting groove, and installation piece 16 is provided with four altogether, is located the front and back both sides and the left and right sides of 2 external surfaces of location bottom plate respectively, can fix location bottom plate 2 in the mounted position through connecting groove 14.
The planet wheel structure 1 comprises a circular ring shell 101, protruding shafts 102 are fixedly connected to two sides of the bottom of the circular ring shell 101, positioning grooves 103 are formed in two sides of the top of the circular ring shell 101, and clamping grooves 104 are formed in two sides of the outer surface of the circular ring shell 101.
A circular rack 105 is fixedly connected to the inner side of the circular casing 101, a first rotating gear 106 is meshed with one side of the circular rack 105, and a second rotating gear 107 is meshed with one side of the outer surface of the first rotating gear 106.
The circular rack 105 is matched with the first rotating gears 106, the number of the first rotating gears 106 is three, the three first rotating gears 106 are respectively meshed with one side of the circular rack 105, the outer surface of the second rotating gear 107 is simultaneously meshed with the three first rotating gears 106, and the three first rotating gears 106 are enabled to rotate through the rotation of the second rotating gear 107.
The positioning base plate 2 is a circular plate, and the moving rod 10 is an L-shaped rod.
Set up the circular slab with positioning bottom plate 2, can with whole planet wheel structure phase-match for the device seems more reasonable, and positioning bottom plate 2 is the metal material, has fine hardness and wearability.
The utility model discloses a theory of operation is:
the utility model relates to a planet wheel positioning device, when the planet wheel structure needs to be disassembled, a threaded rod 5 is simultaneously rotated by rotating a knob 8, and a clamping block 6 can be driven to move by rotating the threaded rod 5, so that the clamping block 6 is gradually separated from a clamping groove 104;
simultaneously, the gear 7 on the surface of the threaded rod 5 rotates, the gear 7 rotates, the rack 11 can be driven to move upwards at the same time, the movable rod 10 is driven to move upwards, the movable rod 10 drives the rotating clamping block 12 to move upwards, the positioning shaft 13 is finally driven to be separated from the positioning groove 103, the clamping block 6 is also separated from the clamping groove 104 completely, the circular ring shell 101 is not clamped any more, and then the planetary gear structure 1 is taken down upwards.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A planetary wheel positioning device, comprising: the planet wheel structure (1) and the positioning bottom plate (2) are characterized in that a mounting groove (3) is formed in the top of the positioning bottom plate (2), two grooves (4) are formed in the positioning bottom plate (2), a threaded rod (5) is rotatably connected to one side of the inner surface of each groove (4), one end of the threaded rod (5) penetrates through the inside of the positioning bottom plate (2) and extends to the outside of the positioning bottom plate (2), a clamping block (6) is connected to the surface of the threaded rod (5) in a threaded manner, one side of the clamping block (6) penetrates through the inside of the positioning bottom plate (2) and extends to the inside of the mounting groove (3), a gear (7) is sleeved on the surface of the threaded rod (5) and located on one side of the clamping block (6), a knob (8) is fixedly connected to one end of the threaded rod (5) extending to the outside of the positioning bottom plate (2), and a limiting rod (9), the surface of the limiting rod (9) is sleeved with a moving rod (10), and the top end of the moving rod (10) penetrates through the inside of the positioning bottom plate (2) and extends to the top of the positioning bottom plate (2).
2. The planet wheel positioning device according to claim 1, characterized in that a rack (11) is fixedly connected to the bottom end of the moving rod (10), one side of the rack (11) is meshed with one side of the outer surface of the gear (7), a rotating block (12) is rotatably connected to the surface of the moving rod (10), and a positioning shaft (13) is fixedly connected to the bottom of the rotating block (12).
3. The planet wheel positioning device according to claim 1, characterized in that one side of the inner surface of the groove (4) is communicated with a connecting groove (14), the bottom of the inner surface of the mounting groove (3) is communicated with a connecting round hole (15), and one side of the outer surface of the positioning bottom plate (2) is fixedly connected with a mounting block (16).
4. The planet wheel positioning device according to claim 1, wherein the planet wheel structure (1) comprises a circular ring housing (101), the protruding shaft (102) is fixedly connected to both sides of the bottom of the circular ring housing (101), the positioning groove (103) is formed in both sides of the top of the circular ring housing (101), and the clamping groove (104) is formed in both sides of the outer surface of the circular ring housing (101).
5. The planet positioning device according to claim 4, characterized in that a circular rack (105) is fixedly connected to the inner side of the circular housing (101), a first rotating gear (106) is meshed with one side of the circular rack (105), and a second rotating gear (107) is meshed with one side of the outer surface of the first rotating gear (106).
6. A planet positioning device according to claim 1, characterised in that the positioning plate (2) is a circular plate and the movable rod (10) is an L-shaped rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922034175.5U CN211624167U (en) | 2019-11-22 | 2019-11-22 | Planet wheel positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922034175.5U CN211624167U (en) | 2019-11-22 | 2019-11-22 | Planet wheel positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211624167U true CN211624167U (en) | 2020-10-02 |
Family
ID=72626307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922034175.5U Expired - Fee Related CN211624167U (en) | 2019-11-22 | 2019-11-22 | Planet wheel positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211624167U (en) |
-
2019
- 2019-11-22 CN CN201922034175.5U patent/CN211624167U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |