CN202251855U - Reducing mechanism - Google Patents
Reducing mechanism Download PDFInfo
- Publication number
- CN202251855U CN202251855U CN2011203679641U CN201120367964U CN202251855U CN 202251855 U CN202251855 U CN 202251855U CN 2011203679641 U CN2011203679641 U CN 2011203679641U CN 201120367964 U CN201120367964 U CN 201120367964U CN 202251855 U CN202251855 U CN 202251855U
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- Prior art keywords
- gear
- end cap
- transmission
- shaft
- cavity
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- Expired - Fee Related
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Abstract
The utility model provides a reducing mechanism, comprising a shell, wherein the shell is internally provided with an input shaft connected with a drive mechanism and an output shaft connected with an execution mechanism; the different faces of the output shaft and the input shaft are vertical; the shell is internally provided with a first transmission shaft and a second transmission shaft, which are parallel with the input shaft; a first gear and the second gear are arranged on the first transmission shaft; the input shaft is provided with a third gear which is in an engaged transmission with the first gear; the second transmission shaft is provided with a fourth gear which is in the engaged transmission with the second gear; a worm is further arranged on the second transmission shaft; and the output shaft is provide with a worm wheel which is in the engaged transmission with the worm. The utility model has the advantages that: with the adoption of the structure, power is output at a right angle in a reducing manner through two-level gear transmission and worm wheel-worm transmission; and furthermore, the utility model has the advantages of simple structure, reasonable and compact layout. The utility model not only saves space but also saves materials so as to achieve a small volume and a low manufacture cost.
Description
Technical field
The utility model relates to a kind of reducing gear, is particularly useful for the reducing gear that motor slows down.
Background technique
The existing reducing gear that is used for the motor deceleration mainly adopts multi-stage gear transmission speed reducer structure; Its input shaft and output shaft parallel, and can not realize right angle output, and it is big to take up room; Make that the volume of reducing gear is big, increased and decreased the manufacture cost of reducing gear.
Summary of the invention
Have above-mentioned deficiency in the existing technology in order to overcome, the utility model provide a kind of simple in structure, easy to use, rationally distributed, volume is little, low cost of manufacture and can realize the reducing gear of right angle output.
The technological scheme that the utility model solves its technical problem is: a kind of reducing gear; Comprise housing; Be provided with input shaft that is connected with driving mechanism and the output shaft that is connected with actuator in this housing; Said output shaft is vertical with said input shaft antarafacial, also is provided with first transmission shaft and second transmission shaft that parallel with said input shaft in the said housing, and said first transmission shaft is provided with first gear and second gear; Said input shaft is provided with the 3rd gear of the transmission that is meshed with said first gear; Said second transmission shaft is provided with the 4th gear of the transmission that is meshed with said second gear, also is provided with worm screw on said second transmission shaft, and said output shaft is provided with the worm gear of the transmission that is meshed with said worm screw.
Further, said first gear, second gear, the 3rd gear and the 4th gear are cylindric spiral gear.
Further; Said housing comprises body, is provided with first cavity, second cavity and the 3rd cavity in this body, and said first cavity and said the 3rd cavity are connected through said second cavity; Said first gear, second gear, the 3rd gear and the 4th gear are located in said first cavity; Said worm screw is located in said second cavity, and said worm gear is positioned at said the 3rd cavity, and the outside of said first cavity hides and is provided with first end cap; One end of said input shaft stretches out outside said first end cap and with driving mechanism and is connected; The outside of said second cavity hides and is provided with second end cap, and the outside of said the 3rd cavity hides and is provided with the 3rd end cap, and an end of said output shaft stretches out outside said the 3rd end cap and with actuator and is connected.
Further, the joint of said first end cap, second end cap and the 3rd end cap and said body is equipped with sealing gasket, between said input shaft and said first end cap, be equipped with seal ring between said output shaft and said the 3rd end cap.
The utility model in use; Input shaft is that motor is connected with driving mechanism, and output shaft is connected with actuator, starting electrical machinery; Thereby input shaft rotates the 3rd gear that drives on it and rotates; Thereby the 3rd gear and first meshed transmission gear drive first transmission shaft and rotate, and rotate thereby second gear on first transmission shaft and the 4th meshed transmission gear drive second transmission shaft, thereby worm screw on second transmission shaft and the worm gear engagement driving on the output shaft drive the output of output shaft; Because the transmission through worm and gear makes input shaft and output shaft can antarafacial is vertical be provided with,, exports at the right angle of realizing power thereby slowing down.
Because first gear, second gear, the 3rd gear and the 4th gear are cylindric spiral gear, can compact centre distance, make that the volume of the utility model is littler, transmitting torque is big, starts steadily, can be used for high-speed overload.Because housing is made up of body and first end cap, second end cap and the 3rd end cap that are covered on the body, is convenient to the dismounting and the installation of the utility model.And the joint of first end cap, second end cap and the 3rd end cap and body is equipped with sealing gasket; Between the input shaft and first end cap, be equipped with seal ring between output shaft and the 3rd end cap; Thereby make the utility model constitute enclosed construction, can effectively prevent leakage of oil.
The beneficial effect of the utility model is: adopt said structure 1.; Thereby owing to export through the right angle deceleration of two-stage gear transmission and worm and gear transmission realization power; And simple in structure, rational and compact is not only saved the space, also saves material; Make that the volume of the utility model is little, low cost of manufacture.2. because first gear, second gear, the 3rd gear and the 4th gear are cylindric spiral gear, can compact centre distance, make that the volume of the utility model is littler, transmitting torque is big, starts steadily, can be used for high-speed overload.3. because housing is made up of body and first end cap, second end cap and the 3rd end cap that are covered on the body, be convenient to the dismounting and the installation of the utility model.And the joint of first end cap, second end cap and the 3rd end cap and body is equipped with sealing gasket; Between the input shaft and first end cap, be equipped with seal ring between output shaft and the 3rd end cap; Thereby make the utility model constitute enclosed construction, can effectively prevent leakage of oil.
Description of drawings
Fig. 1 is the plan view of the utility model;
Fig. 2 is the left view of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain.
With reference to Fig. 1, Fig. 2; A kind of reducing gear; Comprise housing, be provided with input shaft that is connected with driving mechanism 1 and the output shaft 2 that is connected with actuator in this housing, said output shaft 2 is vertical with said input shaft antarafacial; Also be provided with first transmission shaft 3 and second transmission shaft 4 that parallel with said input shaft in the said housing; Said first transmission shaft 3 is provided with first gear 5 and second gear 6, and said input shaft is provided with the 3rd gear 7 of the transmission that is meshed with said first gear 5, and said second transmission shaft 4 is provided with the 4th gear 8 of the transmission that is meshed with said second gear 6; Also be provided with worm screw 9 on said second transmission shaft 4, said output shaft 2 is provided with the worm gear 10 of the transmission that is meshed with said worm screw 9.
The utility model in use; Input shaft is that motor is connected with driving mechanism 1, and output shaft 2 is connected with actuator, starting electrical machinery; Thereby input shaft rotates the 3rd gear 7 that drives on it and rotates; Thereby the 3rd gear 7 and first gear, 5 engagement driving drive first transmission shaft 3 and rotate, and rotate thereby second gear 6 on first transmission shaft 3 and the 4th gear 8 engagement driving drive second transmission shaft 4, thereby worm gear 10 engagement driving on worm screw on second transmission shaft 49 and the output shaft 2 drive the output of output shaft 2; Because the transmission through worm and gear makes input shaft and output shaft can antarafacial is vertical be provided with,, exports at the right angle of realizing power thereby slowing down.
Said first gear 5, second gear 6, the 3rd gear 7 and the 4th gear 8 are cylindric spiral gear, can compact centre distance, make that the volume of the utility model is littler, and transmitting torque is big, starts steadily, can be used for high-speed overload.
Said housing comprises body 11; Be provided with first cavity 12, second cavity 13 and the 3rd cavity 14 in this body 11; Said first cavity 12 is connected through said second cavity 13 with said the 3rd cavity 14; Said first gear 5, second gear 6, the 3rd gear 7 and the 4th gear 8 are located in said first cavity 12; Said worm screw 9 is located in said second cavity 13, and said worm gear 10 is positioned at said the 3rd cavity 14, and the outside of said first cavity 12 hides and is provided with first end cap 15; One end of said input shaft stretches out outside said first end cap 15 and with driving mechanism 1 and is connected; The outside of said second cavity 13 hides and is provided with second end cap 16, and the outside of said the 3rd cavity 14 hides and is provided with the 3rd end cap 17, and an end of said output shaft 2 stretches out outside said the 3rd end cap 17 and with actuator and is connected; Said first end cap 15, second end cap 16 and the 3rd end cap 17 are equipped with sealing gasket with the joint of said body 11, between said input shaft and said first end cap 15, be equipped with seal ring 18 between said output shaft 2 and said the 3rd end cap 17.Because housing is made up of body 11 and first end cap 15, second end cap 16 and the 3rd end cap 17 that are covered on the body 11, is convenient to the dismounting and the installation of the utility model.And first end cap 15, second end cap 16 and the 3rd end cap 17 are equipped with sealing gasket with the joint of body; Between the input shaft and first end cap 15, be equipped with seal ring 18 between output shaft 2 and the 3rd end cap 17; Thereby make the utility model constitute enclosed construction, can effectively prevent leakage of oil.
Claims (4)
1. reducing gear; Comprise housing; Be provided with input shaft that is connected with driving mechanism and the output shaft that is connected with actuator in this housing; It is characterized in that: said output shaft is vertical with said input shaft antarafacial, also is provided with first transmission shaft and second transmission shaft that parallel with said input shaft in the said housing, and said first transmission shaft is provided with first gear and second gear; Said input shaft is provided with the 3rd gear of the transmission that is meshed with said first gear; Said second transmission shaft is provided with the 4th gear of the transmission that is meshed with said second gear, also is provided with worm screw on said second transmission shaft, and said output shaft is provided with the worm gear of the transmission that is meshed with said worm screw.
2. according to the described reducing gear of claim 1, it is characterized in that: said first gear, second gear, the 3rd gear and the 4th gear are cylindric spiral gear.
3. according to claim 1 or 2 described reducing gears; It is characterized in that: said housing comprises body, is provided with first cavity, second cavity and the 3rd cavity in this body, and said first cavity and said the 3rd cavity are connected through said second cavity; Said first gear, second gear, the 3rd gear and the 4th gear are located in said first cavity; Said worm screw is located in said second cavity, and said worm gear is positioned at said the 3rd cavity, and the outside of said first cavity hides and is provided with first end cap; One end of said input shaft stretches out outside said first end cap and with driving mechanism and is connected; The outside of said second cavity hides and is provided with second end cap, and the outside of said the 3rd cavity hides and is provided with the 3rd end cap, and an end of said output shaft stretches out outside said the 3rd end cap and with actuator and is connected.
4. according to the described reducing gear of claim 3; It is characterized in that: the joint of said first end cap, second end cap and the 3rd end cap and said body is equipped with sealing gasket, between said input shaft and said first end cap, be equipped with seal ring between said output shaft and said the 3rd end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203679641U CN202251855U (en) | 2011-09-30 | 2011-09-30 | Reducing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203679641U CN202251855U (en) | 2011-09-30 | 2011-09-30 | Reducing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251855U true CN202251855U (en) | 2012-05-30 |
Family
ID=46113099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203679641U Expired - Fee Related CN202251855U (en) | 2011-09-30 | 2011-09-30 | Reducing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202251855U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102754544A (en) * | 2012-08-01 | 2012-10-31 | 宁波协力机电制造有限公司 | Paddy ditcher |
| CN109248971A (en) * | 2018-11-26 | 2019-01-22 | 济南大学 | A kind of easy angle-bender |
-
2011
- 2011-09-30 CN CN2011203679641U patent/CN202251855U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102754544A (en) * | 2012-08-01 | 2012-10-31 | 宁波协力机电制造有限公司 | Paddy ditcher |
| CN109248971A (en) * | 2018-11-26 | 2019-01-22 | 济南大学 | A kind of easy angle-bender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20150930 |
|
| EXPY | Termination of patent right or utility model |