CN105465280A - Speed reducer - Google Patents
Speed reducer Download PDFInfo
- Publication number
- CN105465280A CN105465280A CN201610031996.1A CN201610031996A CN105465280A CN 105465280 A CN105465280 A CN 105465280A CN 201610031996 A CN201610031996 A CN 201610031996A CN 105465280 A CN105465280 A CN 105465280A
- Authority
- CN
- China
- Prior art keywords
- gear
- casing
- speed reducer
- coordinated
- speed
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
Abstract
The invention discloses a speed reducer which comprises a box and a plurality of gears arranged in the box. The stage number of the speed reducer is at least two. A driven gear of the last-stage gear of the speed reducer is arranged outside the box. Other-stage gears of the gears are arranged in the box. The driven gear of the last-stage gear is matched with a previous-stage-transmission driven gear arranged in the box. Combination of closed type transmission and open type transmission is adopted for the gears of the speed reducer in the scheme, the number of the gears arranged in the box is reduced, the length of the box for closing the gears is correspondingly reduced, and therefore the area occupied by the box in the length direction is reduced.
Description
Technical field
The present invention relates to speed reducer technical field, particularly a kind of speed reducer.
Background technique
Speed reducer plays coupling rotating speed and transmitting torque between prime mover and working machine or actuator, and speed reducer is a kind of relatively accurate machinery, uses its object to be reduce rotating speed, increases torque.
Single-stage and multi-stage speed-reducing machine can be divided into according to the different speed reducer of transmission progression, no matter in prior art be single reduction gear unit or multi-stage speed-reducing machine, all transmission shafts of speed reducer are all successively set in box body of speed reducer along the length direction level of box body of speed reducer, cause the casing of the speed reducer area taken along its length larger.
Therefore, the area that the casing how reducing speed reducer takies at its length direction, becomes the technical problem that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of speed reducer, the area taken at its length direction with the casing reducing speed reducer.
For achieving the above object, the invention provides following technological scheme:
A kind of speed reducer, comprise casing and multiple gear, described speed reducer is at least 2-level reducer, the driven gear of the afterbody transmission of described multiple gear is arranged on the outside of described casing, other gears of described multiple gear are arranged on the inside of described casing, and the driven gear of described afterbody transmission coordinates with the driven gear of the upper level transmission being positioned at described casing.
Preferably, in above-mentioned speed reducer, described multi-stage speed-reducing machine is 2-level reducer, the 3rd gear that described 2-level reducer comprises the first gear, described second gear coordinated with described first gear and coordinates with described second gear, described first gear and described second gear are arranged on the inside of described casing, described 3rd gear is arranged on the outside of described casing, and described 3rd gear is coordinated by described excessive gear with described second gear.
Preferably, in above-mentioned speed reducer, described multi-stage speed-reducing machine is three grades of speed reducers, the 4th gear that described three grades of speed reducers comprise described first gear, the second gear coordinated with described first gear, the 3rd gear coordinated with described second gear and coordinate with described 3rd gear, described first gear, described second gear and described 3rd gear are arranged on the inside of described casing, described 4th gear is arranged on the outside of described casing, and described 4th gear is coordinated by described excessive gear with described 3rd gear.
Preferably, in above-mentioned speed reducer, described multi-stage speed-reducing machine is level Four speed reducer, described level Four speed reducer comprises described first gear, the second gear coordinated with described first gear, the 3rd gear coordinated with described second gear, the 4th gear coordinated with described 3rd gear and the 5th gear coordinated with described 4th gear, described first gear, described second gear, described 3rd gear and described 4th gear are arranged on the inside of described casing, described 5th gear is arranged on the outside of described casing, described 5th gear is coordinated by described excessive gear with described 4th gear.
As can be seen from technique scheme, speed reducer provided by the invention comprises casing and is arranged on the multiple gears in casing, the progression of speed reducer is at least secondary, the driven gear of the afterbody gear of speed reducer is arranged on the outside of casing, other grade of gear of multiple gear is arranged on the inside of casing, the driven gear of afterbody gear coordinates with the driven gear of the upper level transmission be arranged in casing, reducer gear in this programme adopts closed-type cylindrical gearing and exposed drive to combine, decrease the number of the gear be arranged in casing, the corresponding length also just reducing the casing for closed gear, thus reduce the area that casing takies along its length.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of three grades of speed reducers that Fig. 1 provides for prior art;
The structural representation of three grades of speed reducers that Fig. 2 provides for the embodiment of the present invention.
1, casing, the 2, first gear, the 3, second gear, the 4, the 3rd gear, the 41, second excessive gear, the 5, the 4th gear.
Embodiment
The invention discloses a kind of speed reducer, the area taken at its length direction with the casing reducing speed reducer.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 2, the structural representation of three grades of speed reducers that Fig. 2 provides for the embodiment of the present invention.
The invention discloses a kind of speed reducer, comprise casing 1 and multiple gear, wherein, speed reducer is at least 2-level reducer, the driven gear of the afterbody transmission of multiple gear is arranged on the outside of casing 1 and the driven gear employing exposed drive of afterbody transmission, other gears of multiple gear are arranged on inside i.e. other grade of gear employing closed-type cylindrical gearing of casing 1, the driven gear of afterbody transmission coordinates with the driven gear of the upper level transmission being positioned at casing, in this programme, the exposed drive of gear and closed-type cylindrical gearing are combined, decrease the quantity of the gear be arranged in casing 1, being used for the length of casing 1 of closed gear accordingly also can shorten, reduce the area that casing takies along its length.
The casing that this programme provides, shorten length along its length, also can reduce the volume of casing accordingly, thus decrease the amount for manufacturing the material that casing 1 uses, reduce the cost of the casing 1 producing speed reducer.
In speed reducer, the size of the gear of afterbody transmission is maximum in all gears, gear maximum for size is placed into the outside of casing, can plays the effect obviously reducing box volume, thus significantly reduces the material manufacturing casing 1 and use.
When speed reducer is 2-level reducer, the 3rd gear 4 that this speed reducer comprises the first gear 2, the second gear 3 coordinated with the first gear 2 and coordinates with the second gear 3, first gear 2 and the second gear 3 are arranged on the inside of casing 1,3rd gear 4 is arranged on the outside of casing 1, the coupling shaft coordinated with the second gear 3 is set outward at casing 1, one end of coupling shaft coordinates with the second gear 3, the other end coordinates with excessive 41 gears, excessive gear 41 engages with the 3rd gear 4, realizes the transmission between casing 1 internal gear and outside 3rd gear 4 of casing 1.
When speed reducer is three grades of speed reducers, this speed reducer comprises the first gear 2, the second gear 3 coordinated with the first gear 2, the 3rd gear 4 coordinated with the second gear 3 and the 4th gear 5 coordinated with the 3rd gear 4, first gear 2, second gear 3 and the 3rd gear 4 are arranged on the inside of casing 1, 4th gear 5 is arranged on the outside of casing 1, at the coupling shaft that the outer installment of casing 1 coordinates with the 3rd gear 4, one end of coupling shaft coordinates with the 3rd gear 4, the other end coordinates with excessive gear 41, excessive gear 41 engages with the 4th gear 5, realize the transmission between casing 1 internal gear and outside 4th gear 5 of casing 1.
When speed reducer is level Four speed reducer, this speed reducer comprises the first gear 2, the second gear 3 coordinated with the first gear 2, the 3rd gear 4 coordinated with the second gear 3, the 4th gear 5 coordinated with the 3rd gear 4 and the 5th gear coordinated with the 4th gear 5, first gear 2, second gear 3, 3rd gear 4 and the 4th gear 5 are arranged on the inside of casing 1, 5th gear is arranged on the outside of casing 1, the coupling shaft coordinated with the 4th gear 5 is had in the outer installment of casing 1, coupling shaft one end coordinates with the 4th gear 5, the other end coordinates with excessive gear 41, excessive gear 41 and the 5th gears meshing, realize the transmission between casing 1 internal gear and outside 5th gear of casing 1.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. a speed reducer, comprise casing (1) and multiple gear, described speed reducer is at least 2-level reducer, it is characterized in that, the driven gear of the afterbody transmission of described multiple gear is arranged on the outside of described casing (1), other gears of described multiple gear are arranged on the inside of described casing (1), and the driven gear of described afterbody transmission coordinates with the driven gear being positioned at described casing (1) upper level transmission.
2. speed reducer according to claim 1, it is characterized in that, described multi-stage speed-reducing machine is 2-level reducer, described 2-level reducer comprises the first gear (2), described second gear (3) coordinated with described first gear (2) and the 3rd gear (4) coordinated with described second gear (3), described first gear (2) and described second gear (3) are arranged on the inside of described casing (1), described 3rd gear (4) is arranged on the outside of described casing (1), described 3rd gear (4) is coordinated by excessive gear (41) with described second gear (3).
3. speed reducer according to claim 1, it is characterized in that, described multi-stage speed-reducing machine is three grades of speed reducers, described three grades of speed reducers comprise described first gear (2), the second gear (3) coordinated with described first gear (2), the 3rd gear (4) coordinated with described second gear (3) and the 4th gear (5) coordinated with described 3rd gear (4), described first gear (2), described second gear (3) and described 3rd gear (4) are arranged on the inside of described casing (1), described 4th gear (5) is arranged on the outside of described casing (1), described 4th gear (5) is coordinated by described excessive gear (41) with described 3rd gear (4).
4. speed reducer according to claim 1, it is characterized in that, described multi-stage speed-reducing machine is level Four speed reducer, described level Four speed reducer comprises described first gear (2), the second gear (3) coordinated with described first gear (2), the 3rd gear (4) coordinated with described second gear (3), the 4th gear (5) coordinated with described 3rd gear (4) and the 5th gear coordinated with described 4th gear (5), described first gear (2), described second gear (3), described 3rd gear (4) and described 4th gear (5) are arranged on the inside of described casing (1), described 5th gear is arranged on the outside of described casing (1), described 5th gear is coordinated by described excessive gear (41) with described 4th gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031996.1A CN105465280A (en) | 2016-01-18 | 2016-01-18 | Speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031996.1A CN105465280A (en) | 2016-01-18 | 2016-01-18 | Speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105465280A true CN105465280A (en) | 2016-04-06 |
Family
ID=55603303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610031996.1A Pending CN105465280A (en) | 2016-01-18 | 2016-01-18 | Speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105465280A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RO109971B1 (en) * | 1992-05-25 | 1995-07-28 | Miloiu Gheorghe | Speed reducer |
| CN2851719Y (en) * | 2005-12-08 | 2006-12-27 | 厉海祥 | Gear reducer |
| CN200958595Y (en) * | 2006-08-22 | 2007-10-10 | 宁波东力传动设备股份有限公司 | Six-cardinal-plane installed reducer |
| CN202301764U (en) * | 2011-09-30 | 2012-07-04 | 佛山市星光传动机械有限公司 | Speed reducer |
| CN202833869U (en) * | 2012-09-29 | 2013-03-27 | 江苏省金象传动设备股份有限公司 | Caterpillar cane speed reducer |
| CN202926963U (en) * | 2012-12-07 | 2013-05-08 | 德阳东方恒发电力设备制造有限责任公司 | Speed reducer for coal grinding mill |
| CN203176255U (en) * | 2013-01-11 | 2013-09-04 | 温州耐宝机械制造有限公司 | Parallel-shaft bevel-gear reducer |
| CN204739164U (en) * | 2015-05-20 | 2015-11-04 | 河南省中原凌空起重设备有限公司 | Electric block reduction gear |
| CN204942412U (en) * | 2015-09-07 | 2016-01-06 | 江苏新达科技有限公司 | Reciprocating engine single-screw intermixing extruder speed reducer |
| CN204942413U (en) * | 2015-09-10 | 2016-01-06 | 浙江恒齿传动机械有限公司 | A kind of novel speed reducer |
| CN205605737U (en) * | 2016-01-18 | 2016-09-28 | 沃德传动（天津）股份有限公司 | Speed reducer |
-
2016
- 2016-01-18 CN CN201610031996.1A patent/CN105465280A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RO109971B1 (en) * | 1992-05-25 | 1995-07-28 | Miloiu Gheorghe | Speed reducer |
| CN2851719Y (en) * | 2005-12-08 | 2006-12-27 | 厉海祥 | Gear reducer |
| CN200958595Y (en) * | 2006-08-22 | 2007-10-10 | 宁波东力传动设备股份有限公司 | Six-cardinal-plane installed reducer |
| CN202301764U (en) * | 2011-09-30 | 2012-07-04 | 佛山市星光传动机械有限公司 | Speed reducer |
| CN202833869U (en) * | 2012-09-29 | 2013-03-27 | 江苏省金象传动设备股份有限公司 | Caterpillar cane speed reducer |
| CN202926963U (en) * | 2012-12-07 | 2013-05-08 | 德阳东方恒发电力设备制造有限责任公司 | Speed reducer for coal grinding mill |
| CN203176255U (en) * | 2013-01-11 | 2013-09-04 | 温州耐宝机械制造有限公司 | Parallel-shaft bevel-gear reducer |
| CN204739164U (en) * | 2015-05-20 | 2015-11-04 | 河南省中原凌空起重设备有限公司 | Electric block reduction gear |
| CN204942412U (en) * | 2015-09-07 | 2016-01-06 | 江苏新达科技有限公司 | Reciprocating engine single-screw intermixing extruder speed reducer |
| CN204942413U (en) * | 2015-09-10 | 2016-01-06 | 浙江恒齿传动机械有限公司 | A kind of novel speed reducer |
| CN205605737U (en) * | 2016-01-18 | 2016-09-28 | 沃德传动（天津）股份有限公司 | Speed reducer |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |