CN209539758U - Micro machine adjusts screw assembling structure and micro machine gear-box - Google Patents
Micro machine adjusts screw assembling structure and micro machine gear-box Download PDFInfo
- Publication number
- CN209539758U CN209539758U CN201822174121.4U CN201822174121U CN209539758U CN 209539758 U CN209539758 U CN 209539758U CN 201822174121 U CN201822174121 U CN 201822174121U CN 209539758 U CN209539758 U CN 209539758U
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- micro machine
- gasket
- screw
- assembling structure
- adjusting screw
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Abstract
The utility model provides a kind of micro machine and adjusts screw assembling structure and micro machine gear-box, and it includes adjusting screw and gasket that micro machine, which adjusts screw assembling structure,；Screw thread is equipped with outside the adjusting screw, the one of end of the adjusting screw is equipped with groove, and the gasket matches with the groove for adjusting screw to be connect, and the adjusting screw assembling structure is used for micro machine motor shaft ends.The micro machine adjusting screw assembling structure structure of the utility model is simple, under the premise of guaranteeing to realize micro machine axial gap adjustable function, simplifies assembly technology, while improving the NVH performance and wear properties of micro machine.
Description
Technical field
The utility model relates to a kind of micro machines to adjust screw assembling structure, further relate to a kind of micro machine gear-box.
Background technique
As vehicle intellectualized degree improves, it is electronic that each sections such as body of a motor car, seat all gradually adopt micro machine to realize
Change.To reach target capabilities, such micro machine usually requires to increase output torque using gear drive.Worm and Worm Gear Driving because
The characteristics such as its self-locking performance, transmission ratio be big are widely used in the first order transmission of micro machine gear-box, but due to Worm and Worm Gear Driving
Axial force can be generated, so that the motor shaft for being assembled with worm screw generates axial float, seriously affects micro machine noise and performance output.
For this phenomenon, wear-resistant material mostly is set in motor shaft ends in industry and increases plastic. buffer pad or adjusting screw progress axis
To backlash compensation, structure is complicated；Based on this, the utility model provides a kind of plastics adjusting screw assembling structure, will adjust screw
It is assembled with gasket as a component, it is effective to mitigate weight and simplify assembly technology.
Utility model content
First purpose of the utility model is to provide a kind of micro machine adjusting screw assembling structure, and the structure is simple, is convenient for
Assembly solves the problems, such as that micro machine motor shaft generates axial float in the prior art.
Second purpose of the utility model is to provide a kind of micro machine gear-box.
To realize that above-mentioned first purpose, the technical solution adopted in the utility model are as follows:
A kind of micro machine adjusting screw assembling structure, including adjust screw and gasket；Spiral shell is equipped with outside the adjusting screw
Line, the one of end of the adjusting screw are equipped with groove, and the gasket matches with the groove for adjusting screw to be connect, institute
It states micro machine and adjusts screw assembling structure for micro machine motor shaft ends.
An embodiment of the present invention, the groove for adjusting screw are quincunx slot, and the gasket is quincunx
Gasket.
Further, the quincunx gasket is formed by the multiple equally distributed circular grooves of circular gasket mill off, institute
It states quincunx slot to be formed by circular trough and set on multiple equally distributed arc-shaped convex of circular trough inner wall, the quincunx pad
The circular groove of piece and the arc-shaped convex of the quincunx slot match.
Further, the number of the circular groove of the arc-shaped convex and quincunx gasket of the quincunx slot is according to tune
It saves screw and gasket specific size determines.
Preferably, the groove for adjusting screw is six quincunx slots of petal, and the gasket is that six petals are quincunx
Gasket.
An embodiment of the present invention, the adjusting screw are being parallel to the symmetrical mill off partial arc of axial location
Face.Be conducive to adjust the processing of screw in this way.
An embodiment of the present invention, the other end for adjusting screw are equipped with pilot hole, convenient for adjusting screw
Assembly.
An embodiment of the present invention, the adjusting screw are that plastics adjust screw, and the gasket is plastic spacer.
To realize that above-mentioned second purpose, the technical solution adopted in the utility model are as follows:
A kind of micro machine gear-box, it is special including gear housing and the interior gear transmission structure set on the gear housing
Sign is that the gear transmission structure includes worm screw, worm gear, bearing；The worm screw is fixed on micro machine motor shaft, and with institute
State worm-drive connection；The bearing is fixed on gear housing, and micro machine motor shaft passes through the bearing and fixes；On further including
It states and adjusts screw assembling structure, the adjusting screw assembling structure is connect by screw thread with gear-box；The adjusting screw assembly
The gasket of structure and micro machine motor shaft front end are tight against contacting.
The utility model has the following beneficial effects:
(1) the plastics adjusting screw assembling structure structure of the utility model is simple, facilitates manufacture, is used for micro machine motor shaft
End can effectively eliminate automobile micro machine axial movement of motor；
(2) plastics of the utility model adjust screw assembling structure simple process, conveniently, cheap.
Detailed description of the invention
The utility model is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is the overall structure diagram of the utility model micro machine gear-box；
Fig. 2 is the structural schematic diagram that the utility model micro machine adjusts screw assembling structure；
Fig. 3 is the right view that the utility model micro machine adjusts screw assembling structure；
Fig. 4 is the left view that the utility model micro machine adjusts screw assembling structure；
Fig. 5 is the structural schematic diagram that the utility model adjusts screw；
Fig. 6 is the structural schematic diagram of the utility model gasket；
Fig. 7 is the partial enlarged view that the utility model micro machine adjusts screw assembling structure；
Fig. 8 is the partial enlarged view of the utility model gasket；
Fig. 9 is the partial enlarged view that the utility model adjusts screw；
It is marked in attached drawing as follows: 1- gear housing；2- worm screw；3- worm gear；4- bearing；5- motor shaft；6- adjusts screw；7-
Gasket.
Specific embodiment
Micro machine gear-box as shown in figs 1-9, including gear housing 1 and the interior gear drive set on the gear housing
Structure, gear transmission structure include worm screw 2, worm gear 3, bearing 4 and adjust screw assembling structure.
Micro machine motor shaft 5 enters micro machine gear housing 1, and fixed by the bearing 4 in gear housing 1.Motor shaft 5
On be fixed with worm screw 2, the rotation of motor shaft 5 drives worm screw 2 to rotate, and worm screw 2 and worm gear 3 are sequentially connected, by worm gear 3 by motor shaft
5 power are transmitted to external agency；Adjusting screw assembling structure is plastics assembling structure, including adjusts screw 6 and gasket 7.It adjusts
The one of end of screw 6 is equipped with groove, and gasket 7 matches with the groove for adjusting screw 6 to be connect.Screw 6 is adjusted to pass through outside it
The screw thread in portion is connected with internal screw thread corresponding in gear housing 1；Adjust the gasket 7 and micro machine motor shaft 5 of screw assembling structure
Front end is tight against contact.
In the present embodiment, the groove for adjusting screw 6 is six quincunx slots of petal, and gasket 7 is six quincunx pads of petal
Piece.Six quincunx gaskets of petal are formed by six equally distributed circular grooves of circular gasket mill off, six petal plum blossoms
Shape slot is formed by circular trough and set on six equally distributed arc-shaped convex of circular trough inner wall.The maximum periphery of gasket 7
(i.e. the disc of circular gasket) and 6 groove the maximum inscribed circle face (i.e. the disc of circular trough) of screw is adjusted for clearance fit, to guarantee
Air-discharging when padding 7 installations, is installed in place；The minimum periphery (i.e. disc where circular groove minimum point) of gasket 7 simultaneously
It is that interference line contacts with the minimum inner headed face (i.e. disc where arc-shaped convex highest point) for adjusting 6 groove of screw, to guarantee to pad
Piece 7 will not move axially.
In the present embodiment, adjusts screw 6 and be parallel to the symmetrical mill off outer portion arc surface of axial location, it is another to adjust screw 6
There is pilot hole in one end, fixes convenient for the processing of assembling structure and the installation of adjusting screw.
The above embodiments of the present invention is not the restriction to scope of protection of the utility model, the reality of the utility model
It is without being limited thereto to apply mode, all this kind above content according to the present utility model, according to the ordinary technical knowledge of this field and used
With means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model above structure is made its
The modification, replacement or change of its diversified forms, shall fall within the scope of the present invention.
Claims (8)
1. a kind of micro machine adjusts screw assembling structure, which is characterized in that including adjusting screw and gasket；Outside the adjusting screw
Portion is equipped with screw thread, and the one of end of the adjusting screw is equipped with groove, the gasket and the groove phase for adjusting screw
With connection, the micro machine adjusts screw assembling structure and is used for micro machine motor shaft ends.
2. micro machine according to claim 1 adjusts screw assembling structure, which is characterized in that the groove for adjusting screw
For quincunx slot, the gasket is quincunx gasket.
3. micro machine according to claim 2 adjusts screw assembling structure, which is characterized in that the quincunx gasket is by justifying
The multiple equally distributed circular grooves of shape gasket mill off are formed, and the quincunx slot is by circular trough and set on circular trough inner wall
Multiple equally distributed arc-shaped convex are formed, and the circular groove of the quincunx gasket is arc-shaped with the quincunx slot
Protrusion matches.
4. micro machine according to claim 3 adjusts screw assembling structure, which is characterized in that the circular arc of the quincunx slot
The number of the circular groove of shape protrusion and quincunx gasket is determined according to adjusting screw and gasket specific size.
5. micro machine according to claim 3 adjusts screw assembling structure, which is characterized in that the groove for adjusting screw
For six quincunx slots of petal, the gasket is six quincunx gaskets of petal.
6. micro machine according to claim 1 adjusts screw assembling structure, which is characterized in that the adjusting screw is plastics
Screw is adjusted, the gasket is plastic spacer.
7. micro machine according to claim 1 adjusts screw assembling structure, which is characterized in that described to adjust the another of screw
End is equipped with pilot hole.
8. a kind of micro machine gear-box, including gear housing and the interior gear transmission structure set on the gear housing, feature
It is, the gear transmission structure includes worm screw, worm gear, bearing；The worm screw is fixed on micro machine motor shaft, and with it is described
Worm-drive connection；The bearing is fixed on gear housing, and micro machine motor shaft passes through the bearing and fixes；It further include right
It is required that the described in any item adjusting screw assembling structures of 1-7, the adjusting screw assembling structure is connect by screw thread with gear-box；
Gasket and the micro machine motor shaft front end for adjusting screw assembling structure is tight against contacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822174121.4U CN209539758U (en) | 2018-12-24 | 2018-12-24 | Micro machine adjusts screw assembling structure and micro machine gear-box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822174121.4U CN209539758U (en) | 2018-12-24 | 2018-12-24 | Micro machine adjusts screw assembling structure and micro machine gear-box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539758U true CN209539758U (en) | 2019-10-25 |
Family
ID=68265468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822174121.4U Active CN209539758U (en) | 2018-12-24 | 2018-12-24 | Micro machine adjusts screw assembling structure and micro machine gear-box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539758U (en) |
-
2018
- 2018-12-24 CN CN201822174121.4U patent/CN209539758U/en active Active
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