CN2854208Y - Planet cycloid pinwheel reducing machine - Google Patents
Planet cycloid pinwheel reducing machine Download PDFInfo
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- CN2854208Y CN2854208Y CN 200520026486 CN200520026486U CN2854208Y CN 2854208 Y CN2854208 Y CN 2854208Y CN 200520026486 CN200520026486 CN 200520026486 CN 200520026486 U CN200520026486 U CN 200520026486U CN 2854208 Y CN2854208 Y CN 2854208Y
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Abstract
The utility model relates to a planet cycloidal-pin gear speed reducer comprises such three major parts as an input part, a first class, a second class and a multi-class speed reducing part and an output part. Two cycloid wheels are provided in an inner hole of a pip wheel housing and arranged respectively on an eccentric shaft with two off-centering directions in 180 degree angle. With the driving of the input parts, the rotation and revolution of the two cycloid wheels can transmit torque in constant speed through the output axis. The two teeth difference, rolling rotation and multi-teeth joggling driving of a hard tooth surface are characterized in high strength, fine resistance to wear, strong bearing capacity, stable and reliable transmission, low vibration and noise, low temperature rise, high efficiency, long service life, large scope of power and transmission ratio, small bulk and light weight, etc. Installation methods such as flange type, footing type and axis installation types, etc. are provided for the reducer. Moreover, vertical, horizontal, upward, downward and side installation methods are also available, which can fully fulfill the requirements of clients and replace similar imported product and save foreign exchange.
Description
Technical field
The utility model belongs to speed reducer, particularly relates to a kind of cycloidal planetary gear speed reducer.
Background technique
At present, domestic known X series cycloid pin tooth speed reducer is a kind of speed reducer of producing in China early 1960s, and its general structure is made up of input block, deceleration component and output block three parts.Wherein the inner circumference of the pin wheel housing in the deceleration component is evenly distributed with a plurality of small sircle holes, small sircle hole cuts with scissors light with a plurality of small sircle holes, the shortcoming of boring then by boring awl hole: the one, and drilling accuracy is lower, improve precision with the fraising operation then, increased one procedure; The 2nd, a plurality of holes are lower in the uniformity of circle distribution, also can't remedy.In addition, two cycloid wheel are housed in the pin wheel housing, cycloid wheel is installed in respectively on the eccentric bushing, and eccentric bushing is packed on the plumber block of input shaft.When the pin tooth on the pin wheel housing was Duoed a tooth than the number of teeth of cycloid wheel, this structure was called tooth difference engagement, and its shortcoming is at little ratio coverage inner toothed surface crushing strength height, and it is few to participate in total number of teeth in engagement.Its discontinuity, transmission are not steadily, noise is big, bearing capacity is poor, cycloid wheel is glued together easily, can not reach lower reduction speed ratio etc.Therefore, the technical order of complete machine will be lower than the level of international similar speed reducer, can not satisfy the needs of similar type device maintenance outside the subrogate country, in many cases, can only select external imported product for use, but price is very expensive.
Summary of the invention
The purpose of this utility model provides a kind of cycloidal planetary gear speed reducer.
The technological scheme that the utility model is taked for the technical problem that exists in the solution known technology is:
A kind of cycloidal planetary gear speed reducer mainly is made up of input block, deceleration component and output block three parts; Wherein the formation of input block is that plumber block by input shaft installs two capacity eccentric bearings by flat key, be fixed with spring bearing on the inner of input shaft and the tunnel stool respectively, it is indoor that the outer ring of the intermediate support bearing on the input shaft is installed in the centre bearing of flange plate, and flange plate passes on the input side that pin wheel housing is packed in support with bolt; The formation of output block is by being fixed with guide and bearing pin in several the equally distributed apertures on two cycloid wheel intermediate circumference with revolution and rotation, bearing pin is inserted in several holes on the interior disk of output shaft, output shaft is by the center portion of two Bearing Installation at support, the bearing outside of output terminal installs a stop ring, on the cylindrical of stop ring two-lip seal is housed, this oil sealing is contained in the outer side surface of bearing, the gland in its outside is packed on the exterior edge face of support by screw, it is characterized in that: the formation of deceleration component, be contained in the centre of flange plate and support by fastening piece by pin wheel housing, the interior circle of pin wheel housing is evenly distributed with several semi-circle pin holes, gear pin and pin gear sleeve are housed respectively in each semi-circle pin holes, two cycloid wheel are housed in the endoporus of pin wheel housing, two cycloid wheel are installed in respectively on the capacity eccentric bearing that two eccentric directions are mutually 180 °, two pin gear sleeves that slide in cycloid wheel engagement gear pin outside that can revolve round the sun, be fixed with several guidees and bearing pin in several equally distributed apertures on two cycloid wheel intermediate circumference, several bearing pins are inserted in several holes on the interior disk of output shaft.
The utility model can also adopt following technical measures:
Described deceleration component can also be two-stage and multi-stage speed-reducing driving mechanism.
Advantage and the good effect that the utlity model has are: because a plurality of semi-circle pin holes of the uniform distribution of inner circumference of pin wheel housing, the unrenewable boring of adopting for many years, the old technology of fraising, improve and adopt the processing of gear shaping generating method, it is low to have solved a plurality of processing small holes precision, the difficult problem of circle distribution uniformity difference, and improved manufacturing efficiency, also filled up in the cycloid speed reducer, the blank of the little speed ratio of large size.In addition, two cycloid wheel in the pin wheel housing are installed in respectively on two capacity eccentric bearings that two eccentric directions are mutually 180 °, and its transmission adopts two teeth poor, this two tooth-difference cycloid speed reducer, solved that a tooth difference speed reducer exists that monolateral pulling force is big, transmission not steadily, bearing capacity difference and the cycloid wheel problem of gummed easily, compare with X series speed reducer, the utility model is under the identical situation of type size outward appearance, and bearing capacity has improved 40%-81%.At present, adopt computer that the technical parameter of two tooth-difference cycloid speed reducer has been carried out optimal design, make its technical parameter can reach the most reasonable, the most accurate, optimization, thereby, these facility have that structure letter is compact, little, the lightweight characteristics of volume, have also that overload capacity is strong, shock-resistant, moment of inertia is little, a convenient disassembly, the advantage of maintenance easily.Simultaneously, because the pin gear sleeve multiple tooth engagement of rolling has been adopted at the engagement position of this machine, and the main transmission engaging member of this machine, the employing Bearing Steel is made, and has the hard flank of tooth, therefore, its good mechanical property, wear-resisting property is good, and stable drive, vibration is little, noise is low, long service life, and overall efficiency reaches more than 90%.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is left side view and the semi-section schematic representation of Fig. 1.
Embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1 and Fig. 2, the input part is that the plumber block by input shaft 1 installs two capacity eccentric bearings 3 by the semicircle flat key, be fixed with spring bearing on the inner of input shaft 1 and the tunnel stool respectively, it is indoor that the outer ring of the intermediate support bearing on the input shaft is installed in the centre bearing of flange plate 2, flange plate 2 usefulness bolts pass on the input side that pin wheel housing 7 is packed in support 11, the outer raceway of the capacity eccentric bearing transmitting torque that contacts with the center macropore of cycloid wheel makes two cycloid wheel 4 do revolution by the driving of input shaft 1 and capacity eccentric bearing 3.Deceleration part is the centre that is packed in flange plate 2 and support 11 by pin wheel housing 7 by bolt, the interior circle of pin wheel housing 7 is evenly distributed with several semi-circle pin holes, gear pin 5 and pin gear sleeve 6 are housed respectively in each semi-circle pin holes, two cycloid wheel 4 are housed in the endoporus of pin wheel housing, two cycloid wheel 4 be installed in respectively on the capacity eccentric bearing 3 that two eccentric directions are mutually 180 °, so two cycloid wheel are all done revolution motion around eccentric distance, two cycloid wheel 4 that can revolve round the sun are meshed with the pin gear sleeve 6 that slides in gear pin 5 outsides, in transmission, the center that cycloid wheel 4 can also be centered around self produces rotation, finish Gear Planet Transmission, when two cycloid wheel 4 public affairs circle, gear pin 5 between cycloid wheel 4 and the pin wheel housing 7, pin gear sleeve 6 is finished the engagement of the relative tooth of rotation simultaneously.Output is by being fixed with guide 8 and bearing pin 9 in several small sircle holes on two cycloid wheel 4 intermediate circumference with revolution and rotation, bearing pin 9 is inserted in a plurality of holes on the interior disk of output shaft 10, in transmission process, adopt the parallel-crank mechanism principle, make the rotation of two cycloid wheel 4 and revolution by output shaft 10 constant speed transmit out; Output shaft 10 is installed in the center portion of support 11 by two spring bearings, the bearing outside of output terminal installs a stop ring, prevent axial motion, on the cylindrical of stop ring two-lip seal is housed, this oil sealing is contained in the outer side surface of bearing, prevent that lubricant oil is excessive, the gland 12 in the oil sealing outside is packed on the exterior edge face of support 11 by screw.
The deceleration component of this machine can also be two-stage and multi-stage speed-reducing drive mechanism.
The foregoing description also is provided with flange plate type, footing formula, the secondary of multiple installation form such as shaft-mounted, the specification of three grades of decelerations.Along with adjustment, the mounting type of present embodiment is also had: to stand, crouch, bow, face upward, the side installation form, to satisfy user's multiple demand to abat-vent, oil gun, oil sight device, plug screw mounting point.
Cycloid wheel in the present embodiment, bearing pin, gear pin, pin gear sleeve is all used high-intensity Bearing Steel manufacturing, so have the hard flank of tooth of wear-resisting endurance alloy, so this speed reducer has the intensity height, wear resistance is good, bearing capacity is strong, stable drive is reliable, vibration and noise are little, temperature rise is low, the efficient height, advantages such as long service life, it also has power range and gear range is big, volume is little, lightweight characteristics, have upright, crouch, face upward, bow, mounting types such as side, can fully satisfy user's multiple different needs, and available speed reducer replace similar imported product, to save foreign exchange.
Claims (2)
1. a cycloidal planetary gear speed reducer mainly is made up of input block, deceleration component and output block three parts; Wherein the formation of input block is that plumber block by input shaft (1) installs two capacity eccentric bearings (3) by flat key, be fixed with spring bearing respectively on the inner of input shaft (1) and the tunnel stool, it is indoor that the outer ring of the intermediate support bearing on the input shaft (1) is installed in the centre bearing of flange plate (2), and flange plate (2) passes on the input side that pin wheel housing (7) is packed in support (11) with bolt; The formation of output block is by being fixed with guide (8) and bearing pin (9) in several the equally distributed apertures on two cycloid wheel (4) intermediate circumference with revolution and rotation, bearing pin (9) is inserted in several holes on the interior disk of output shaft (10), output shaft (10) is by the center portion of two Bearing Installation in support (11), the bearing outside of output terminal installs a stop ring, on the cylindrical of stop ring two-lip seal is housed, this oil sealing is contained in the outer side surface of bearing, the gland (12) in its outside is packed on the exterior edge face of support (11) by screw, it is characterized in that: the formation of deceleration component, be contained in the centre of flange plate (2) and support (11) by fastening piece by pin wheel housing (7), the interior circle of pin wheel housing (7) is evenly distributed with several semi-circle pin holes, gear pin (5) and pin gear sleeve (6) are housed respectively in each semi-circle pin holes, two cycloid wheel (4) are housed in the endoporus of pin wheel housing (7), two cycloid wheel are installed in respectively on the capacity eccentric bearing (3) that two eccentric directions are mutually 180 °, the pin gear sleeve (6) that slides in two cycloid wheel (4) engagement gear pins (5) outside that can revolve round the sun, be fixed with several guidees (8) and bearing pin (9) in several equally distributed apertures on two cycloid wheel (4) intermediate circumference, several bearing pins (9) are inserted in several holes on the interior disk of output shaft (10).
2. cycloidal planetary gear speed reducer according to claim 1 is characterized in that: described deceleration component can also be two-stage and multi-stage speed-reducing driving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520026486 CN2854208Y (en) | 2005-07-04 | 2005-07-04 | Planet cycloid pinwheel reducing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520026486 CN2854208Y (en) | 2005-07-04 | 2005-07-04 | Planet cycloid pinwheel reducing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2854208Y true CN2854208Y (en) | 2007-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520026486 Expired - Lifetime CN2854208Y (en) | 2005-07-04 | 2005-07-04 | Planet cycloid pinwheel reducing machine |
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| CN (1) | CN2854208Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100427801C (en) * | 2007-04-11 | 2008-10-22 | 天津减速机股份有限公司 | Star wheel reducer |
| CN101806334A (en) * | 2010-04-27 | 2010-08-18 | 宏达博能自动化设备(江苏)有限公司 | Multitooth-meshed driving device for transmitting power by eccentric bearing |
| CN102889342A (en) * | 2011-07-17 | 2013-01-23 | 吴小杰 | Novel pinwheel output cycloid speed reducer |
| CN103234005A (en) * | 2013-05-17 | 2013-08-07 | 天津百利天星传动有限公司 | High-bearing-capacity cycloidal pin wheel speed reducer |
| CN103277464A (en) * | 2013-05-07 | 2013-09-04 | 北京邮电大学 | Pure-rolling cycloid-pin wheel planetary reducer |
| CN104728412A (en) * | 2014-06-28 | 2015-06-24 | 吴小杰 | Box body interlayer air cooling high thermal power cycloidal reduction box |
| CN103291846B (en) * | 2012-02-22 | 2017-02-08 | 周晓汀 | Small tooth difference planetary transmission device adopting pin hole output and provided with adjustable clearance |
| CN106949197A (en) * | 2017-04-21 | 2017-07-14 | 杭州星河传动机械研究院有限公司 | A kind of escapement rolling sleeve type reductor |
| CN108412968A (en) * | 2018-03-05 | 2018-08-17 | 陕西科技大学 | A kind of cycloidal-pin gear speed reducer |
| CN109058389A (en) * | 2018-09-19 | 2018-12-21 | 杭州星河传动机械研究院有限公司 | Planetary balance-wheel speed reducer |
| CN113202853A (en) * | 2021-05-25 | 2021-08-03 | 钟永先 | Eccentric bearing with speed reduction function and speed reducer with same |
-
2005
- 2005-07-04 CN CN 200520026486 patent/CN2854208Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100427801C (en) * | 2007-04-11 | 2008-10-22 | 天津减速机股份有限公司 | Star wheel reducer |
| CN101806334A (en) * | 2010-04-27 | 2010-08-18 | 宏达博能自动化设备(江苏)有限公司 | Multitooth-meshed driving device for transmitting power by eccentric bearing |
| CN102889342A (en) * | 2011-07-17 | 2013-01-23 | 吴小杰 | Novel pinwheel output cycloid speed reducer |
| CN102889342B (en) * | 2011-07-17 | 2016-03-16 | 吴小杰 | Novel pinwheel exports cycloidal reducer |
| CN103291846B (en) * | 2012-02-22 | 2017-02-08 | 周晓汀 | Small tooth difference planetary transmission device adopting pin hole output and provided with adjustable clearance |
| CN103277464B (en) * | 2013-05-07 | 2016-12-28 | 北京邮电大学 | A kind of pure rolling class cycloidal pinwheel planetary gear speed reducer |
| CN103277464A (en) * | 2013-05-07 | 2013-09-04 | 北京邮电大学 | Pure-rolling cycloid-pin wheel planetary reducer |
| CN103234005A (en) * | 2013-05-17 | 2013-08-07 | 天津百利天星传动有限公司 | High-bearing-capacity cycloidal pin wheel speed reducer |
| CN104728412A (en) * | 2014-06-28 | 2015-06-24 | 吴小杰 | Box body interlayer air cooling high thermal power cycloidal reduction box |
| CN106949197A (en) * | 2017-04-21 | 2017-07-14 | 杭州星河传动机械研究院有限公司 | A kind of escapement rolling sleeve type reductor |
| CN108412968A (en) * | 2018-03-05 | 2018-08-17 | 陕西科技大学 | A kind of cycloidal-pin gear speed reducer |
| CN109058389A (en) * | 2018-09-19 | 2018-12-21 | 杭州星河传动机械研究院有限公司 | Planetary balance-wheel speed reducer |
| CN113202853A (en) * | 2021-05-25 | 2021-08-03 | 钟永先 | Eccentric bearing with speed reduction function and speed reducer with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN BAILI TIANXING TRANSMISSION CO., LTD. Free format text: FORMER OWNER: TIANJIN SPEED REDUCTORS CO., LTD. Effective date: 20130606 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 300160 HEDONG, TIANJIN TO: 300308 BINHAI NEW DISTRICT, TIANJIN |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130606 Address after: 300308, Tianjin Airport Logistics Processing Zone on the north side of the four road east of weft six (Tianbao heat power side) Patentee after: Tianjin Baili Tianxing Transmission Co., Ltd. Address before: Cheng linzhuan Hedong District of Tianjin City Road 300160 No. 8 Patentee before: Tianjin Speed Reducer Co., Ltd. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150704 Granted publication date: 20070103 |
|
| EXPY | Termination of patent right or utility model |