CN112696468A - Horizontal eccentric external meshing and planetary compound transmission loading device - Google Patents
Horizontal eccentric external meshing and planetary compound transmission loading device Download PDFInfo
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- CN112696468A CN112696468A CN202011567396.XA CN202011567396A CN112696468A CN 112696468 A CN112696468 A CN 112696468A CN 202011567396 A CN202011567396 A CN 202011567396A CN 112696468 A CN112696468 A CN 112696468A
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Abstract
The invention provides a horizontal eccentric external meshing and planetary composite transmission loading device which comprises a box body, a transmission part, a supporting bearing and a lubricating oil system, wherein an input shaft is connected with a gear coupling through a spline to drive a sun gear in a planetary gear to transmit, the sun gear is meshed with a planetary gear, the planetary gear drives a planetary carrier to rotate, the planetary carrier is connected with a loading shaft through the spline, and loading is realized through a loading motor in a closed test bed; the planet gear is engaged with an inner gear ring, the inner gear ring is connected with a secondary input gear through a connecting cylinder, a floating gear ring and a wheel disc, power is transmitted to an output gear shaft, and the output gear shaft is installed on the box body through a bearing. The lubricating oil system supplies oil to the transmission part and the support bearing for lubrication and cooling. The invention can realize power synthesis and speed ratio adjustment, can carry out rotating speed matching through matching the number of teeth, can realize bidirectional rotation during design, and has high integration.
Description
Technical Field
The invention relates to a horizontal eccentric external meshing and planetary composite transmission loading device, and belongs to the field of power transmission.
Background
The gear testing device is divided into an open type testing platform and a closed type testing platform according to different power flows, and compared with the open type testing platform, the closed type testing platform is only required to compensate friction loss in the testing process by a driving motor, so that power energy is saved, and the gear testing device has higher economic significance.
Disclosure of Invention
The invention aims to provide a horizontal eccentric external meshing and planetary compound transmission loading device, which transmits reverse vertical input power to a single horizontal output and improves the rotating speed.
The purpose of the invention is realized as follows:
a horizontal eccentric external meshing and planet composite transmission loading device comprises a box body, a transmission part, a support bearing and a lubricating oil system, wherein an input shaft is connected with a gear coupling through a spline to drive a sun gear in a planet gear to transmit, the sun gear is meshed with a planet gear, the planet gear drives a planet carrier to rotate, the planet carrier is connected with a loading shaft through the spline, and loading is realized through a loading motor in a closed test bed; the planet gear is engaged with an inner gear ring, the inner gear ring is connected with a secondary input gear through a connecting cylinder, a floating gear ring and a wheel disc, power is transmitted to an output gear shaft, and the output gear shaft is installed on the box body through a bearing. The lubricating oil system supplies oil to the transmission part and the support bearing for lubrication and cooling.
The invention also includes such features:
the input shaft is coaxial with the loading shaft;
the center distance between the secondary input gear and the output gear shaft can be adjusted according to the arrangement of the test bed;
the transmission part consists of a planetary gear transmission and a secondary input gear and an output gear shaft;
in the planetary transmission, a planet carrier is connected with a loading shaft through a spline, and loading is realized in a closed test bed through a loading motor; the inner gear ring is connected with the secondary input gear through the connecting cylinder, the floating gear ring and the wheel disc, power is transmitted to the output gear shaft, and the whole structure is compact;
the sun wheel is meshed with the planet wheel, and the planet wheel is meshed with the inner gear ring;
the gear in the transmission piece can be a herringbone gear and a straight gear;
the support bearings are rolling bearings, temperature monitoring points are arranged on the support bearings, and the planet wheel bearings and the planet wheel shaft are integrated.
Compared with the prior art, the invention has the beneficial effects that:
the horizontal eccentric external meshing and planetary compound transmission loading device can be used in a mechanical power closed test bed, can realize power synthesis and speed ratio adjustment, can perform rotating speed matching through matching of tooth numbers, can realize bidirectional rotation during design, and has high integration.
Drawings
FIG. 1 is a cross-sectional view of a horizontal eccentric external gearing and planetary compound transmission loading device;
FIG. 2 is a schematic structural diagram of a horizontal eccentric external meshing and planetary compound transmission loading device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
With reference to fig. 1, the horizontal eccentric external meshing and planetary composite transmission loading device comprises a box body 1, a transmission part 2, a support bearing 3, a lubricating oil system 4 and the like, wherein an input shaft 5 and a loading shaft 10 are coaxial, and the arrangement of a test bed is convenient. The center distance between the secondary input gear 12 and the output gear shaft 11 can be adjusted according to the arrangement of the test bed, and the structure of the test bed is optimized. The transmission part 2 consists of a planetary gear transmission and secondary input gear 12 and an output gear shaft 11, can realize transmission ratio adjustment, and realizes the rotating speed of a loading motor, the input rotating speed and the output rotating speed in a matching way. In the planetary transmission, a planet carrier 9 is connected with a loading shaft 10 through a spline, and loading is realized through a loading motor in a closed test bed. The inner gear ring 16 is connected with the secondary input gear 11 through the connecting cylinder 15, the floating gear ring 14 and the wheel disc 13, power is transmitted to the output gear shaft 12, and the whole structure is compact. The sun wheel 7 is meshed with the planet wheel 8, the planet wheel 8 is meshed with the inner gear ring 16, power is divided and converged, and large load loading can be achieved. The gears in the transmission piece 2 can be herringbone gears and straight gears, and bidirectional transmission is realized. The support bearing is a rolling bearing 3, temperature monitoring points are arranged on the support bearing, and meanwhile, the planet wheel bearing and the planet wheel shaft are integrated, so that the service life is long.
Referring to fig. 2, the horizontal eccentric external meshing and planetary composite transmission loading device of the invention mainly comprises an upper box 1, a lower box 2, a transmission part 3 (including a support bearing), an oil lubricating system 4 and the like. The transmission piece 3 is arranged in the lower box body 2, and the upper box body 1 and the lower box body 2 are fixedly connected through bolts and pins.
The invention relates to a horizontal eccentric external meshing and planetary composite transmission loading device, which increases a first-level parallel shaft transmission form on the basis that planetary gear transmission can realize differential transmission, realizes coaxial loading and eccentric input and output, and has the specific scheme that: the input shaft 5 is connected with the gear coupling 6 through a spline to drive the sun gear 7 in the planetary gear to transmit, the sun gear 7 is meshed with the planet gear 8, the planet gear 8 drives the planet carrier 9 to rotate, the planet carrier 9 is connected with the loading shaft 10 through the spline, loading is realized through a loading motor in a closed test bed, and power adjustment is carried out; the planet wheel 8 is meshed with an inner gear ring 16, the inner gear ring 16 is connected with the secondary input gear 11 through a connecting cylinder 15, a floating gear ring 14 and a wheel disc 13, power is transmitted to an output gear shaft 12, and the effects of matching steering and rotating speed are achieved.
The invention is characterized in that: power is input through the loading shaft, is transmitted to horizontal output through planetary gear transmission and external gear, can realize power synthesis and speed ratio adjustment, can carry out rotational speed matching through matching the number of teeth, can realize two-way rotation when simultaneously designing, has very high integrated nature. The loading device can realize power synthesis and speed ratio adjustment, can match rotating speeds through matching tooth numbers, can realize bidirectional rotation during design, and has high integration. The work is steady reliable, the security is good, the assembly easy maintenance simultaneously.
Claims (8)
1. The utility model provides an outer mesh and planet compound transmission loading attachment of level decentration, includes box (1), driving medium (2), support bearing (3) and lubricating oil system (4), its characterized in that: the input shaft (5) is connected with the gear coupling (6) through a spline to drive a sun gear (7) in the planetary gear to transmit, the sun gear (7) is meshed with a planetary gear (8), the planetary gear (8) drives a planetary carrier (9) to rotate, the planetary carrier (9) is connected with a loading shaft (10) through the spline, and loading is realized through a loading motor in a closed test bed; the planet gear (8) is meshed with an inner gear ring (16), the inner gear ring (16) is connected with the secondary input gear (11) through a connecting cylinder (15), a floating gear ring (14) and a wheel disc (13), power is transmitted to an output gear shaft (12), and the output gear shaft is installed on a box body through a bearing (3). The lubricating oil system (4) supplies oil to the transmission part (2) and the supporting bearing (3) for lubrication and cooling.
2. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: the input shaft (5) is coaxial with the loading shaft (10).
3. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: the center distance between the secondary input gear (12) and the output gear shaft (11) can be adjusted according to the arrangement of the test bed.
4. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: the transmission piece (2) consists of a planetary gear transmission and secondary input gear (12) and an output gear shaft (11).
5. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: in the planetary transmission, a planet carrier (9) is connected with a loading shaft (10) through a spline, and loading is realized through a loading motor in a closed test bed; the inner gear ring (16) is connected with the secondary input gear (11) through the connecting cylinder (15), the floating gear ring (14) and the wheel disc (13), power is transmitted to the output gear shaft (12), and the whole structure is compact.
6. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: the sun wheel (7) is meshed with the planet wheel (8), and the planet wheel (8) is meshed with the inner gear ring (16).
7. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: the gears in the transmission part (2) can be herringbone teeth and straight teeth.
8. The horizontally eccentric external gearing and planetary compound transmission loading unit of claim 1, wherein: the support bearings are rolling bearings (3) and are all provided with temperature monitoring points, and meanwhile, the planet wheel bearings and the planet wheel shaft are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011567396.XA CN112696468A (en) | 2020-12-25 | 2020-12-25 | Horizontal eccentric external meshing and planetary compound transmission loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011567396.XA CN112696468A (en) | 2020-12-25 | 2020-12-25 | Horizontal eccentric external meshing and planetary compound transmission loading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112696468A true CN112696468A (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011567396.XA Pending CN112696468A (en) | 2020-12-25 | 2020-12-25 | Horizontal eccentric external meshing and planetary compound transmission loading device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236712A (en) * | 2021-05-11 | 2021-08-10 | 中国船舶重工集团公司第七0三研究所 | Single-stage parallel shaft gear transmission device |
| CN113483083A (en) * | 2021-07-22 | 2021-10-08 | 中国船舶重工集团公司第七0三研究所 | Sun gear floating structure for high-speed planetary transmission |
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| CN201152345Y (en) * | 2007-05-17 | 2008-11-19 | 大连交通大学 | Frequency conversion electric motor regulating planetary speed variator |
| CN201293075Y (en) * | 2008-11-10 | 2009-08-19 | 华北电力大学 | Stepless governor of differential gear train |
| US20110190089A1 (en) * | 2010-02-03 | 2011-08-04 | Tai-Her Yang | Penetrating shaft type planetary gear train with bidirectional input and one-way output |
| WO2013034234A1 (en) * | 2011-09-08 | 2013-03-14 | Robert Bosch Gmbh | Gearbox having a planetary gear unit |
| CN202326946U (en) * | 2011-10-17 | 2012-07-11 | 南京农业大学 | Converging mechanism for double rows of planetary gear trains in full automatic stepless speed changer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236712A (en) * | 2021-05-11 | 2021-08-10 | 中国船舶重工集团公司第七0三研究所 | Single-stage parallel shaft gear transmission device |
| CN113483083A (en) * | 2021-07-22 | 2021-10-08 | 中国船舶重工集团公司第七0三研究所 | Sun gear floating structure for high-speed planetary transmission |
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Application publication date: 20210423 |