CN102287485B - Multi-stage planetary gear reducer of output pin pendulum of pin wheel - Google Patents
Multi-stage planetary gear reducer of output pin pendulum of pin wheel Download PDFInfo
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- CN102287485B CN102287485B CN 201110203838 CN201110203838A CN102287485B CN 102287485 B CN102287485 B CN 102287485B CN 201110203838 CN201110203838 CN 201110203838 CN 201110203838 A CN201110203838 A CN 201110203838A CN 102287485 B CN102287485 B CN 102287485B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 39
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- 230000008878 coupling Effects 0.000 abstract 1
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- 238000003967 crop rotation Methods 0.000 description 3
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Abstract
The invention relates to a multi-stage planetary gear reducer of an output pin pendulum of a pin wheel, which comprises first-stage transmission and second-stage transmission or transmission of a plurality of stages based on planetary transmission of the output pin pendulum of a basic pin wheel. The output shaft of a previous stage is directly coupled with the input shaft of a following stage, parts of a shaft system are supported by a coupling flange of corresponding stages, and the couple flanges are simultaneously coupled with box bodies of transmission devices of two stages; and effective and stable support are realized by the input shaft and the output shaft of each stage, the pin wheel and a pin structure. The invention has the beneficial effects that: the bearing capacity of the whole machine is at least doubled, the scopes of the transmission ratio and the working speed are broadened simultaneously, the balance of force and torque in transmission is achieved, the stiffness of the system, the transmission accuracy and the anti-vibration capability are improved, the working service life is prolonged, and the performance-price ratio is increased.
Description
Technical field
Patent of the present invention belongs to the mechanical transmissioning technology field, relates in particular to the pinwheel output pin swing planetary transmission speed reducer of Multi-stage transmission.
Background technique
tradition cycloidal-pin wheel gearing speed-reducer has a common weakness: pinwheel is fixed, cycloid wheel cast-over crop rotation planetary motion, an independent output mechanism must be arranged thus, and rotary arm bearing is in planet wheel (cycloid wheel), size is subjected to the restriction of planet wheel, restriction output mechanism due to structure can only adopt cantilever structure simultaneously, limited the quantity as the cycloid wheel of planet wheel, usually can only adopt two cycloid wheel, can't realize the equilibrium problem of moment in transmission process, the raising of the intensity of simultaneity factor rigidity and each parts all is restricted, thereby restricted the further raising of complete machine bearing capacity.For solving this technical problem, application number is that 200820218490.2 patent discloses pinwheel output pin swing planetary transmission speed reducer, and the deficiency of this pinwheel output pin swing planetary transmission speed reducer is to belong to single reduction gear, and application area is restricted.
Summary of the invention
The objective of the invention is in order to overcome above-mentioned deficiency, provide that a kind of bearing capacity is high, transmission efficiency is high, the much higher level of cost performance pinwheel output pin swing planetary transmission speed reducer.
the technical solution adopted for the present invention to solve the technical problems is: Multi-stage planetary gear reducer of output pin pendulum of pin wheel, the drive mechanism that comprises basic pinwheel output pin swing planetary transmission pattern, the drive mechanism of basic pinwheel output pin swing planetary transmission pattern mainly comprises input shaft, the input shaft spring bearing, the pin supporting disk, casing, eccentric bushing, cycloid wheel, rotary arm bearing, roller, pin, the pin supporting disk, the gear pin cover, pinwheel, pinwheel output disc and pinwheel spring bearing, casing comprises the input end case lid that connects with attachment bolt, the output terminal case lid, upper box and lower box, two one group of cycloid wheel, totally four, the corresponding rotary arm bearing of every a slice cycloid wheel, cycloid wheel is completed pin pendulum Gear Planet Transmission with gear pin cover group engagement driving in the process of space translation, pinwheel one end and output disc are fixedly connected, the pin left end is fixedly connected on the pin supporting disk, right-hand member is fixedly connected on the input end case lid, it is characterized in that, described Multi-stage planetary gear reducer of output pin pendulum of pin wheel comprises first order drive mechanism and the later drive mechanism of in-line second level drive mechanism or the second level, described first order drive mechanism is the drive mechanism of basic pinwheel output pin swing planetary transmission pattern, the input end case lid of described second level drive mechanism casing is connecting flange, the connecting flange center portion is with bearing hole, connecting flange one end is fixedly connected on second level drive mechanism upper box and lower box, the other end is fixedly connected on the upper box and lower box of first order drive mechanism, and connecting flange is the input end case lid of second level drive mechanism casing and the output terminal case lid of the first rank drive mechanism, described second level drive mechanism also comprises second level pinwheel right support dish, described second level drive mechanism pin supporting disk comprises second level pin left side supporting disk and pin right side, second level supporting disk, on the drive mechanism output disc of the described second level with output shaft, described second level drive mechanism input shaft and first order drive mechanism output disc are fixedly connected, described second level drive mechanism pin is fixed on the supporting disk of the pin left and right sides, the second level, pin right side, second level supporting disk is fixed on connecting flange, pin left side, second level supporting disk is supported in drive mechanism output disc inner bearing hole, the second level by the supporting disk spring bearing, described second level drive mechanism pinwheel one end is fixed on the pinwheel right support dish of the second level, the other end is fixed on the drive mechanism output disc of the second level, second level pinwheel right support dish is supported on connecting flange bearing hole outer surface by second level pinwheel right support dish spring bearing, described second level drive mechanism output disc is supported in the bearing hole of second level drive mechanism output shaft end case lid by second level drive mechanism output shaft spring bearing, described second level drive mechanism input shaft right-hand member is supported in the bearing hole of connecting flange by second level input shaft spring bearing, left end is supported in the supporting disk bearing hole of pin left side, the second level by second level input shaft spring bearing, second level output shaft connects with input shaft with the next stage drive mechanism, and the rest may be inferred, and the output shaft of upper level drive mechanism connects with the input shaft of next stage drive mechanism, forms the gear stage that needs.
Multi-stage planetary gear reducer of output pin pendulum of pin wheel of the present invention, it is characterized in that described first order drive mechanism pinwheel one end is supported on the casing of first order drive mechanism by the first order pinwheel spring bearing of first order drive mechanism, the other end is supported on connecting flange by the output disc of the first order drive mechanism that is fixedly connected with it, and second level drive mechanism input shaft right-hand member spring bearing is the output disc spring bearing of second level drive mechanism input shaft right-hand member spring bearing and first order drive mechanism.
The present invention is to obtain larger velocity ratio as purpose with in-line Multi-stage transmission pattern, adopt rational structural design to improve the support stiffness of driving parts, improve supporting structure, the supporting structure of members such as comprising input shafts at different levels, output shaft, pinwheel, pin is all strengthened, overcome the deficiency of conventional needle pendulum Gear Planet Transmission.
The invention has the beneficial effects as follows: the bearing capacity of similar retarder complete machine is increased at least be twice, realized simultaneously the balance of the force and moment of complete machine in transmission process, give full play to the transmission advantages such as the multiple tooth conjugation engagement of pin pendulum Gear Planet Transmission and the hard flank of tooth, obtained larger bearing capacity and long service live more; Increase the rigidity of system, improved transmission accuracy, reduced the complete machine natural frequency of vibration, improved vibration resistance; Also increase as few as possible machine weight, the cost performance of retarder is improved.
Description of drawings
The present invention has accompanying drawing two width, wherein
Fig. 1 is the utility model pinwheel output pin swing planetary transmission speed reducer structural representation.
Fig. 2 is the utility model pinwheel output pin swing planetary transmission speed reducer first order drive mechanism schematic diagram.
in figure: 1, second level input shaft left support bearing, 2, second level output disc, 3, second level pin left support dish, 4, the output shaft spring bearing, 5, second level pin supporting disk spring bearing, 6, the output shaft end case lid, 7, Cock screw, 8, attachment bolt, 9, second level upper box lid, 10, second level pinwheel, 11, second level gear pin cover group, 12, second level roller, 13, second level cycloid wheel, 14, second level rotary arm bearing, 15, second level pin, 16, second level pinwheel right support dish, 17, bolt, 18, right pin supporting disk, 19, connecting flange, 20, second level pinwheel right support dish spring bearing, 21, second level input shaft right support bearing, 22, bolt, 23, the pinwheel attachment bolt, 24, first order pinwheel output disc, 25 first order upper box lids, 26, first order pinwheel, 27, first order pinwheel spring bearing, 28, bolt, 29, first order gear pin cover group, 30, Cock screw, 31, first order input end case lid, 32, first order pin, 33, first order roller, 34, first order cycloid wheel, 35, first order rotary arm bearing, 36, first order input shaft spring bearing, 37, first order eccentric bushing, 38, first order input shaft, 39, first order input shaft spring bearing, 40, first order pin supporting disk, 41, first order pin supporting disk spring bearing, 42, first order lower box, 43, bolt, 44, second level eccentric bushing, 45, bolt, 46, second level input shaft, 47, second level lower box.
Embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.The mode of execution that accompanying drawing provides is the two-stage pinwheel output pin swing planetary transmission speed reducer.
the two-stage pinwheel output pin swing planetary transmission speed reducer, first order pinwheel output pin swing planetary transmission structure mainly comprises input shaft 38, input shaft spring bearing 36, 39, pin supporting disk 40, casing 31, 25, 42, eccentric bushing 37, cycloid wheel 34, rotary arm bearing 35, roller 33, pin 32, pin supporting disk 40, gear pin cover 29, pinwheel 26, pinwheel output disc 24 and pinwheel spring bearing 27, casing comprises with attachment bolt 43, the 28 input end case lids 31 that connect, upper box 25 and lower box 42, 34 two one group of cycloid wheel, totally four, the corresponding rotary arm bearing of every a slice cycloid wheel, cycloid wheel 34 is completed pin pendulum Gear Planet Transmission with gear pin cover group 29 engagement driving in the process of space translation, pinwheel 26 1 ends and output disc 24 are fixedly connected, pin 32 left ends are fixedly connected on pin supporting disk 40, right-hand member is fixedly connected on input end case lid 31, the input end case lid of second level drive mechanism casing is connecting flange 19, connecting flange 19 center portions are with bearing hole, connecting flange 19 1 ends are fixedly connected on second level drive mechanism upper box 9 and lower box 47, the other end is fixedly connected on the upper box 25 and lower box 42 of first order drive mechanism, and connecting flange 19 is the input end case lid of second level drive mechanism casing and the output terminal case lid of the first rank drive mechanism, second level drive mechanism also comprises second level pinwheel right support dish 16, second level drive mechanism pin supporting disk comprises second level pin left side supporting disk 3 and pin right side, second level supporting disk 18, on second level drive mechanism output disc 2 with output shaft, second level drive mechanism input shaft 46 is fixedly connected with first order drive mechanism output disc 24, second level drive mechanism pin 15 is fixed on the pin left and right sides, second level supporting disk 3, on 18, pin right side, second level supporting disk 18 is fixed on connecting flange 19, second level pin left side supporting disk 3 is supported in second level drive mechanism output disc 2 inner bearing holes by supporting disk spring bearing 5, second level drive mechanism pinwheel 10 1 ends are fixed on second level pinwheel right support dish 16, the other end is fixed on second level drive mechanism output disc 2, second level pinwheel right support dish 16 is supported on connecting flange 19 bearing hole outer surfaces by second level pinwheel right support dish spring bearing 20, second level drive mechanism output disc 2 is supported in the bearing hole of second level drive mechanism output shaft end case lid 6 by second level drive mechanism output shaft spring bearing 4, second level drive mechanism input shaft 46 right-hand members are supported in the bearing hole of connecting flange 19 by second level input shaft spring bearing 21, left end is supported in supporting disk 3 bearing holes of pin left side, the second level by second level input shaft spring bearing 1.First order drive mechanism pinwheel 26 1 ends are supported on the casing 25,42 of first order drive mechanism by the first order pinwheel spring bearing of first order drive mechanism, the other end is supported on connecting flange 19 by the output disc of the first order drive mechanism that is fixedly connected with it, and second level drive mechanism input shaft right-hand member spring bearing 21 is the output disc spring bearing of second level drive mechanism input shaft right support bearing 21 and first order drive mechanism.
as shown in drawings, first order input shaft 38 passes through spring bearing 36 as the input part of power, 39 (each of left and right) are bearing in pin supporting disk 40 and case lid 31, form stable supporting structure, and by the first order eccentric bushing 37 of 180 ° of two phase phase differences, power is flowed to two groups of four first order cycloid wheel 34, every group is 180 ° of cycloid wheel of two phase phase differences, two groups of cycloid wheel become mirror image to be arranged symmetrically with, and the first order rotary arm bearing 35 by four same models supports and transmission of power simultaneously, when four cycloid wheel are carried out planetary motion under the drive of input shaft (by eccentric bushing and rotary arm bearing) with pass it on first order roller 33 in column pin hole contact, first order roller is enclosed within on pin 32 with number, be supported on the stable supporting structure of formation on first order pin supporting disk 40 and input end case lid 31, and with the process of cycloid crop rotation planetary motion in consist of several parallelogram sturcutres, thereby restriction as the spin velocity of the cycloid wheel self of planet wheel to control cycloid crop rotation space translation, four cycloid wheel are completed pin pendulum Gear Planet Transmission with first order pin gear sleeve 29 (comprising gear pin) engagement driving in the process of doing the space translation, pin gear sleeve after deceleration outputs power to as on the first order pinwheel output disc 24 of output shaft (pinwheel and output disc being linked by bolt 23) by gear pin and first order pinwheel 26, first order output disc 24 and second level input shaft 46 connect by bolt 22, and power and motion are passed to second level driving mechanism, because first order transmission radial dimension is less, so first order pinwheel right-hand member can directly support by spring bearing 27, pass on left second level input shaft right support bearing 21 and support, improve the output shaft rigidity of the first order to form stable freely supported structure, after upper box 25 and lower box 42 are linked together by many groups bolt 43, and support by the first order of 27 pairs of retarders of spring bearing, (its effect is the output case lid of the first order and the input case lid of the second level to upper lower box with connecting flange 19 by bolt 28, and be the inner body provide the structural support) link, connecting flange by some groups of Bolt Connection on the upper box 9 and lower box 47 of second level drive mechanism, the upper box 9 of the second level and lower box 47 connect by several groups of bolts 45, consist of the housing structure of second level drive mechanism, supporting second level input shaft right support bearing 21 in the bearing hole of connecting flange 19, second level input shaft right support bearing 21 is the spring bearing of first order pinwheel output disc simultaneously, has consisted of the freely supported structure of first order output element, the pinwheel output disc of the first order links by bolt 22 and second level input shaft 46, the simply supported beam supporting structure that the left support bearing 1 that second level input shaft 46 passes through and right support bearing 21 consist of with anti-mounting type, two groups of second level eccentric bushings 44 that are arranged symmetrically with of same connection on the input shaft of the second level, on eccentric bushing, the installation phase place differs four second level cycloid wheel 13 (the Gear Planet Transmission principle is identical with the first order) of 180 ° in twos, after second level cycloid wheel is subjected to the restriction of the pin 15 (comprising roller 12) that passes on column pin hole on it to complete planetary motion in the eccentric shaft rotation process, output power with pin gear sleeve (comprising gear pin) 11 engagements on second level pinwheel 10, the bolt 8 that passes on left of second level pinwheel links with second level output disc 2, second level output disc is supported in the bearing hole of output shaft end case lid 6 by spring bearing 4, and adopt anti-form of installing to install, the right side of second level pinwheel links by bolt 17 and second level pinwheel right support dish 16, second level pinwheel right support dish is supported on the bearing hole outer surface of connecting flange 19 by spring bearing 20, bearing also adopt anti-mounting structure so that and bearing 4 balancing axial load, the output shafting components of the second level has just obtained stable simply supported beam supporting structure like this, the supporting structure of second level pin is: the left side of pin 15 is through in the supporting disk 3 of pin left side, the second level, second level pin left side supporting disk 3 is supported in bearing hole in the output shaft of the second level by bearing 5, 1 of the left side spring bearing of second level input shaft is supported in the endoporus of pin left side, second level supporting disk 3, and adopt anti-mounting type to facilitate installing/dismounting, the right side of pin is supported by pin right side, second level supporting disk 18, and with being bolted on connecting flange 19, parts of casing due to connecting flange 19, so also just limit the motion of pin, form static plug structures.
Claims (2)
1. Multi-stage planetary gear reducer of output pin pendulum of pin wheel, the drive mechanism that comprises basic pinwheel output pin swing planetary transmission pattern, the drive mechanism of basic pinwheel output pin swing planetary transmission pattern mainly comprises input shaft (38), input shaft spring bearing (36, 39), pin supporting disk (40), casing (31, 25, 42), eccentric bushing (37), cycloid wheel (34), rotary arm bearing (35), roller (33), pin (32), gear pin cover group (29), pinwheel (26), pinwheel output disc (24) and pinwheel spring bearing (27), casing comprises with attachment bolt (43, 28) the input end case lid (31) that connects, the output terminal case lid, upper box (25) and lower box (42), (34) two one group of cycloid wheel, totally four, the corresponding rotary arm bearing of every a slice cycloid wheel, cycloid wheel (34) is completed pin pendulum Gear Planet Transmission with gear pin cover group (29) engagement driving in the process of space translation, pinwheel (26) one ends and pinwheel output disc (24) are fixedly connected, pin (32) left end is fixedly connected on pin supporting disk (40), right-hand member is fixedly connected on input end case lid (31), it is characterized in that, described Multi-stage planetary gear reducer of output pin pendulum of pin wheel comprises first order drive mechanism and the later drive mechanism of in-line second level drive mechanism or the second level, described first order drive mechanism is the drive mechanism of basic pinwheel output pin swing planetary transmission pattern, the input end case lid of described second level drive mechanism casing is connecting flange (19), connecting flange (19) center portion is with bearing hole, connecting flange (19) one ends are fixedly connected on second level drive mechanism upper box (9) and lower box (47), the other end is fixedly connected on the upper box of first order drive mechanism (25) and lower box (42), and connecting flange (19) is the input end case lid of second level drive mechanism casing and the output terminal case lid of first order drive mechanism, described second level drive mechanism also comprises second level pinwheel right support dish (16), described second level drive mechanism pin supporting disk (3,18) comprise second level pin left side supporting disk (3) and pin right side, second level supporting disk (18), described second level drive mechanism pinwheel output disc (2) is upper with output shaft, described second level drive mechanism input shaft (46) is fixedly connected with first order drive mechanism pinwheel output disc (24), described second level drive mechanism pin (15) is fixed on the pin left and right sides, second level supporting disk (3,18) on, pin right side, second level supporting disk (18) is fixed on connecting flange (19), second level pin left side supporting disk (3) is supported in second level drive mechanism pinwheel output disc (2) inner bearing hole by supporting disk spring bearing (5), described second level drive mechanism pinwheel (10) one ends are fixed on second level pinwheel right support dish (16), the other end is fixed on second level drive mechanism pinwheel output disc (2), second level pinwheel right support dish (16) is supported on connecting flange (19) bearing hole outer surface by second level pinwheel right support dish spring bearing (20), described second level drive mechanism pinwheel output disc (2) is supported in the bearing hole of second level drive mechanism output shaft end case lid (6) by second level drive mechanism output shaft spring bearing (4), described second level drive mechanism input shaft (46) right-hand member is supported in the bearing hole of connecting flange (19) by second level input shaft right-hand member spring bearing (21), left end is supported in supporting disk (3) bearing hole of pin left side, the second level by second level input shaft left end spring bearing (1), second level output shaft connects with the input shaft of next stage drive mechanism, and the rest may be inferred, and the output shaft of upper level drive mechanism connects with the input shaft of next stage drive mechanism, forms the gear stage that needs.
2. Multi-stage planetary gear reducer of output pin pendulum of pin wheel according to claim 1, it is characterized in that, described first order drive mechanism pinwheel (26) one ends are supported on the casing (25 of first order drive mechanism by the first order pinwheel spring bearing of first order drive mechanism, 42) on, the other end is supported on connecting flange (19) by the pinwheel output disc of the first order drive mechanism that is fixedly connected with it, second level drive mechanism input shaft right-hand member spring bearing (21) is the right-hand member spring bearing of second level drive mechanism input shaft and the pinwheel output disc spring bearing of first order drive mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110203838 CN102287485B (en) | 2011-07-20 | 2011-07-20 | Multi-stage planetary gear reducer of output pin pendulum of pin wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110203838 CN102287485B (en) | 2011-07-20 | 2011-07-20 | Multi-stage planetary gear reducer of output pin pendulum of pin wheel |
Publications (2)
| Publication Number | Publication Date |
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| CN102287485A CN102287485A (en) | 2011-12-21 |
| CN102287485B true CN102287485B (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110203838 Expired - Fee Related CN102287485B (en) | 2011-07-20 | 2011-07-20 | Multi-stage planetary gear reducer of output pin pendulum of pin wheel |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014206714A1 (en) * | 2014-03-21 | 2015-09-24 | Robert Bosch Gmbh | planetary gear |
| CN107882928B (en) * | 2017-12-13 | 2023-12-12 | 重庆大学 | Duplex cycloidal reducer |
| CN108757856B (en) * | 2018-07-27 | 2020-01-10 | 中冶华天工程技术有限公司 | Multi-stage eccentric gear transmission speed change device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2032668U (en) * | 1988-05-30 | 1989-02-15 | 刘继岩 | Crank type thread swinging pin gear speed reducer |
| US5435794A (en) * | 1992-04-08 | 1995-07-25 | Nissan Motor Co., Ltd. | Power transmission unit for electric vehicle |
| CN1542310A (en) * | 2003-11-07 | 2004-11-03 | 上海市师范大学 | Pin gear cycloid gear driving device and speed reducer thereof |
| CN201288790Y (en) * | 2008-10-13 | 2009-08-12 | 大连交通大学 | Pin gear output needle pendulum planetary transmission decelerator |
| CN101813163A (en) * | 2010-05-01 | 2010-08-25 | 吴声震 | Wind power generation double-cycloid yawing speed reducer |
| CN202158144U (en) * | 2011-07-20 | 2012-03-07 | 大连交通大学 | Multistage pinwheel output pin swing planetary transmission speed reducer |
-
2011
- 2011-07-20 CN CN 201110203838 patent/CN102287485B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2032668U (en) * | 1988-05-30 | 1989-02-15 | 刘继岩 | Crank type thread swinging pin gear speed reducer |
| US5435794A (en) * | 1992-04-08 | 1995-07-25 | Nissan Motor Co., Ltd. | Power transmission unit for electric vehicle |
| CN1542310A (en) * | 2003-11-07 | 2004-11-03 | 上海市师范大学 | Pin gear cycloid gear driving device and speed reducer thereof |
| CN201288790Y (en) * | 2008-10-13 | 2009-08-12 | 大连交通大学 | Pin gear output needle pendulum planetary transmission decelerator |
| CN101813163A (en) * | 2010-05-01 | 2010-08-25 | 吴声震 | Wind power generation double-cycloid yawing speed reducer |
| CN202158144U (en) * | 2011-07-20 | 2012-03-07 | 大连交通大学 | Multistage pinwheel output pin swing planetary transmission speed reducer |
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| CN102287485A (en) | 2011-12-21 |
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