CN208203922U - A kind of speed reducer of crane machine - Google Patents
A kind of speed reducer of crane machine Download PDFInfo
- Publication number
- CN208203922U CN208203922U CN201820720837.7U CN201820720837U CN208203922U CN 208203922 U CN208203922 U CN 208203922U CN 201820720837 U CN201820720837 U CN 201820720837U CN 208203922 U CN208203922 U CN 208203922U
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- CN
- China
- Prior art keywords
- gear
- deceleration mechanism
- jackshaft
- sun
- planetary
- 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.)
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Abstract
A kind of speed reducer of crane machine, it includes the first deceleration mechanism being linked in sequence, the second deceleration mechanism, third deceleration mechanism, it is characterized in that, the first deceleration mechanism, the second deceleration mechanism, the shape of third deceleration mechanism are flat, the first deceleration mechanism is that bevel gear pair and spur gear pay structure, the second deceleration mechanism is dual planetary gear architecture, and the third deceleration mechanism is single planetary gear architecture.Its main feature is that speed reducer is made of three deceleration mechanisms, wherein the second deceleration mechanism and third deceleration mechanism are planetary gearing train structure, compact-sized, reduction ratio is big, and transmission stability is good.
Description
Technical field
The utility model relates to a kind of speed reducer, which is made of more step reduction mechanism, and total reduction ratio is big, is used for
Drive the turntable of crane machine.
Background technique
The turntable of crane machine needs to be driven with speed reducer since revolving speed is slower, and existing speed reducer is worm and gear knot
Structure, volume is larger, and the stability of transmission is poor, applies and is restricted on crane machine, it is necessary to improve.
Summary of the invention
It is compact-sized the technical problem to be solved by the present invention is to provide a kind of speed reducer of crane machine, slow down
Than big, the stability of transmission is good.
The technical solution that the utility model solves technical problem is a kind of speed reducer of crane machine comprising sequentially connect
The first deceleration mechanism, the second deceleration mechanism, the third deceleration mechanism connect, the first deceleration mechanism, the second deceleration mechanism,
The shape of three deceleration mechanisms is that the first flat, described deceleration mechanism is that bevel gear pair and spur gear pay structure, described
Second deceleration mechanism is dual planetary gear architecture, and the third deceleration mechanism is single planetary gear architecture.
The first deceleration mechanism includes input shaft 1, the first jackshaft 2, and the second jackshaft 3, the inner end of input shaft is set
There is drive bevel gear 11, the left end on the first jackshaft is equipped with driven wheel of differential 12, and driven wheel of differential is engaged with dynamic bevel gear, the
Right end on one jackshaft is equipped with active spur gear 21, and the right end of the second jackshaft is equipped with driven spur gear 31, driven spur gear
It is engaged with active spur gear, the left end of the second jackshaft is the output end of the first deceleration mechanism；
Second deceleration mechanism includes the first sun gear 32 with the second intermediate axis connection, is set on the outside of the first sun gear
There is the first gear ring 4, multiple first planetary gears 33 are symmetrically equipped between the first sun gear and the first gear ring right side, the
One planetary gear is movably connected on first gear frame 34；The left end of first gear frame is fixedly connected with secondary sun wheel 51,
Secondary sun wheel 51 is located in the first gear ring left side, is symmetrically equipped between secondary sun wheel 51 and the first gear ring more
A second planetary gear 52, the second planetary gear are movably connected on second gear frame 5, and the left end of second gear frame subtracts for second
The output end of fast mechanism；
Third deceleration mechanism includes the third sun gear 61 connecting with second gear frame, is set on the outside of third sun gear
There is the second gear ring 6, multiple third planet gears 62, third planet are symmetrically equipped between third sun gear and the second gear ring
Gear is movably connected on third tooth rest 7, and the left end of third tooth rest is the output end of third deceleration mechanism, the output end with
External loading connection.
The utility model is characterized in that speed reducer is made of three deceleration mechanisms, wherein the second deceleration mechanism and third subtract
Fast mechanism is planetary gearing train structure, and compact-sized, reduction ratio is big, and transmission stability is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Attached drawing mark respectively indicates: 1- input shaft, 11- drive bevel gear, 12- driven wheel of differential, 13- first shell, 14-
First end cover, the first jackshaft of 2-, 21- active spur gear, the second jackshaft of 3-, the driven spur gear of 31-, 32- first sun tooth
Wheel, 33- first planetary gear, 34- first gear frame, the first pin shaft of 35-, the first gear ring of 4-, 5- second gear frame, 51- second
Sun gear, the second planetary gear of 52-, the second pin shaft of 53-, the second gear ring of 6-, 61- third sun gear, 62- third planet tooth
Wheel, 63- third pin shaft, 7- third tooth rest, 8- spline, 9- second end cover.
Specific embodiment
Now in conjunction with Detailed description of the invention specific embodiment of the present utility model.
A kind of speed reducer of crane machine comprising the first deceleration mechanism, the second deceleration mechanism, the third of sequential connection subtract
Fast mechanism keeps the deceleration of speed reducer bigger, the first deceleration mechanism, the second deceleration mechanism, third deceleration mechanism it is outer
Shape is flat-pack, is reduced the size between speed reducer left and right, reduces the occupancy to crane machine space.
The first deceleration mechanism is bevel gear pair and spur gear pays structure, and the second deceleration mechanism is double-planet
Gear structure, the third deceleration mechanism are single planetary gear architecture.
First deceleration mechanism, including input shaft 1, the first jackshaft 2 being arranged in first shell 13, the second jackshaft 3,
The inner end of input shaft is equipped with drive bevel gear 11, and the left end on the first jackshaft is equipped with driven wheel of differential 12, driven wheel of differential with
Dynamic bevel gear engages, and the right end on the first jackshaft is equipped with active spur gear 21, and the right end of the second jackshaft is equipped with driven straight-tooth
Wheel 31, driven spur gear is engaged with active spur gear, and the left end of the second jackshaft is the output end of the first deceleration mechanism；Input shaft
It extends downwardly and is connected to motor, first end cover 14 is equipped on the left of first shell, first end cover is connected on the first gear ring right side.
Second deceleration mechanism includes the first sun gear 32 being fixedly connected with the second jackshaft, the first sun gear it is outer
Side is equipped with the first gear ring 4, and multiple first planetary gears are symmetrically equipped between the first sun gear and the first gear ring right side
33, first planetary gear covers on the first pin shaft 35 on first gear frame 34, sets between first planetary gear and the first pin shaft
There is bearing；The left end of first gear frame is fixedly connected with secondary sun wheel 51, and secondary sun wheel 51 is located at the first gear ring left side
In half portion, multiple second planetary gears 52, the second planet tooth are symmetrically equipped between secondary sun wheel 51 and the first gear ring
Wheel case is equipped with bearing, second gear on the second pin shaft 53 on second gear frame 5 between second planetary gear and the second pin shaft
The left end of frame is the output end of the second deceleration mechanism；First gear ring left side is connect with the right side of the second gear ring.
Third deceleration mechanism includes the third sun gear 61 being fixedly connected with second gear frame, third sun gear it is outer
Side is equipped with the second gear ring 6, and multiple third planet gears 62, third are symmetrically equipped between third sun gear and the second gear ring
Planetary gear covers on the third pin shaft 63 on third tooth rest 7, and bearing is equipped between third planet gear and third pin shaft, the
Spline 8 is equipped in the left end of three tooth rests to connect with external loading；The left side of second gear ring is connect with second end cover 9.
Claims (2)
1. a kind of speed reducer of crane machine comprising the first deceleration mechanism, the second deceleration mechanism, the third of sequential connection are slowed down
Mechanism, characterized in that the first deceleration mechanism, the second deceleration mechanism, the shape of third deceleration mechanism are flat, institute
The the first deceleration mechanism stated is bevel gear pair and spur gear pays structure, and the second deceleration mechanism is dual planetary gear tying
Structure, the third deceleration mechanism are single planetary gear architecture.
2. the speed reducer of crane machine according to claim 1, characterized in that the first deceleration mechanism includes input
The inner end of axis (1), the first jackshaft (2), the second jackshaft (3), input shaft is equipped with drive bevel gear (11), on the first jackshaft
Left end be equipped with driven wheel of differential (12), driven wheel of differential engage with dynamic bevel gear, the right end on the first jackshaft equipped with active
The right end of spur gear (21), the second jackshaft is equipped with driven spur gear (31), and driven spur gear is engaged with active spur gear, and second
The left end of jackshaft is the output end of the first deceleration mechanism；
Second deceleration mechanism includes the first sun gear (32) with the second intermediate axis connection, and the outside of the first sun gear is equipped with
First gear ring (4) is symmetrically equipped with multiple first planetary gears (33) between the first sun gear and the first gear ring right side,
First planetary gear is movably connected on first gear frame (34)；The left end and secondary sun wheel (51) of first gear frame are fixed
Connection, secondary sun wheel (51) is located in the first gear ring left side, right between secondary sun wheel (51) and the first gear ring
Ground is claimed to be equipped with multiple second planetary gears (52), the second planetary gear is movably connected on second gear frame (5), second gear frame
Left end be the second deceleration mechanism output end；
Third deceleration mechanism includes the third sun gear (61) connecting with second gear frame, and the outside of third sun gear is equipped with
Second gear ring (6) is symmetrically equipped with multiple third planet gears (62), the third line between third sun gear and the second gear ring
Star gear is movably connected on third tooth rest (7), and the left end of third tooth rest is the output end of third deceleration mechanism, the output
End is connect with external loading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820720837.7U CN208203922U (en) | 2018-05-15 | 2018-05-15 | A kind of speed reducer of crane machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820720837.7U CN208203922U (en) | 2018-05-15 | 2018-05-15 | A kind of speed reducer of crane machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208203922U true CN208203922U (en) | 2018-12-07 |
Family
ID=64520146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820720837.7U Expired - Fee Related CN208203922U (en) | 2018-05-15 | 2018-05-15 | A kind of speed reducer of crane machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208203922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828551A (en) * | 2020-07-09 | 2020-10-27 | 成都飞亚航空设备应用研究所有限公司 | Electric driving mechanism suitable for wing folding system |
-
2018
- 2018-05-15 CN CN201820720837.7U patent/CN208203922U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828551A (en) * | 2020-07-09 | 2020-10-27 | 成都飞亚航空设备应用研究所有限公司 | Electric driving mechanism suitable for wing folding system |
| CN111828551B (en) * | 2020-07-09 | 2021-09-17 | 成都飞亚航空设备应用研究所有限公司 | Electric driving mechanism suitable for wing folding system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20190515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |