CN212928671U - Novel planetary gear transmission mechanism - Google Patents

Abstract

The utility model discloses a novel planetary gear drive, it relates to gear drive technical field, and sun gear sets up epaxially at the high speed, the sun gear outside is provided with planetary gear, and sun gear and planetary gear meshing, planetary gear and ring gear inside wall meshing, planetary gear passes through the gear shaft and supports, and the gear shaft is connected with the planet carrier. The device is provided with swift current oil groove at the ring gear lateral wall, and swift current oil groove combines with the protruding circle of cotton that is located the ring gear right side, swift current oil groove and the protruding circle of cotton abundant friction of cotton of its inboard when the ring gear is rotating, the abundant wetting of the absorbent lubricated fluid on the protruding circle of cotton arrives in the swift current oil groove, the lubricated fluid in the swift current oil groove enters into the ring gear inside wall through the inlet port, and lubricated fluid can wet sun gear and planetary gear outer wall in the driven while between the gear, good lubricated effect has been played between each gear, reduce the frictional force between each gear, the life of extension gear.

Description

Novel planetary gear transmission mechanism

The technical field is as follows:

the utility model relates to a novel planetary gear drive belongs to gear drive technical field.

Background art:

the gear mechanism is a transmission mechanism which is most widely applied in modern machinery and can be used for transmitting the motion and power between any two spatial shafts, compared with other transmission mechanisms, the gear mechanism has the advantages of compact structure, reliable work, stable transmission, high efficiency, long service life, capability of ensuring constant transmission ratio and the like, and compared with the common gear transmission, the planetary gear transmission has a series of outstanding advantages of small volume, light weight, compact structure, large transmission power, high bearing capacity and the like, it is therefore often used as a planetary gear reducer, speed increaser, differential and reversing mechanism and other special applications, however, because the planetary gear transmission mechanism adopts multi-gear linkage during operation, strong instant collision force exists between gears, and when the lubricating oil amount between the gears is small, teeth of the gears are damaged or even broken, so that the normal use of the planetary gear transmission mechanism is influenced.

The utility model has the following contents:

to the above problem, the to-be-solved technical problem of the utility model is to provide a novel planetary gear transmission mechanism.

The utility model relates to a novel planetary gear transmission mechanism, which comprises an inner gear ring, an oil chute, an oil inlet, a middle rotating wheel shaft, a cotton raised ring, an oil chute, a combination plate, a planet carrier, an inner gear ring bearing, a low-speed shaft, a high-speed shaft, a solar gear, a planetary gear and a gear shaft, wherein the outer side wall of the inner gear ring is provided with the oil chute, the inner side wall of the oil chute is provided with the oil inlet, the right side of the inner gear ring is provided with the middle rotating wheel, the middle rotating wheel is arranged on the middle rotating wheel shaft, the outer side wall of the middle rotating wheel is provided with the cotton raised ring, the right end of the cotton raised ring is positioned in the oil chute, the oil chute is arranged in the combination plate, the combination plate is positioned on the right side of the middle rotating wheel, the lower side of the inner gear ring is provided, and the sun gear is arranged on the high-speed shaft, the outer side of the sun gear is provided with a planetary gear, the sun gear is meshed with the planetary gear, the planetary gear is meshed with the inner side wall of the inner gear ring, the planetary gear is supported by a gear shaft, and the gear shaft is connected with the planet carrier.

Preferably, the upper side wall of the combination plate is provided with an oil injection nozzle, and the oil injection nozzle is arranged to facilitate the addition of lubricating oil into the oil flow groove.

As preferred, the combining plate downside be provided with fluid backward flow storehouse, and fluid backward flow storehouse and fluid chute intercommunication, remaining lubricated fluid in the fluid chute can be retrieved in setting up in fluid backward flow storehouse, reduces the waste of lubricated fluid.

Preferably, the high-speed shaft is provided with a connecting clamping block, and the connecting clamping block is arranged to facilitate the connection of the high-speed shaft and the driving device and prevent the high-speed shaft from slipping during rotation.

Preferably, the diameter of the sun gear is set to be one time of that of the planet gear, so that the meshing degree among the sun gear, the planet gear and the inner gear ring is better, and the stability during transmission is enhanced.

The utility model has the advantages that: the device is provided with swift current oil groove at the ring gear lateral wall, and swift current oil groove combines with the protruding circle of cotton that is located the ring gear right side, swift current oil groove and the protruding circle of cotton abundant friction of cotton of its inboard when the ring gear is rotating, the abundant wetting of the absorbent lubricated fluid on the protruding circle of cotton arrives in the swift current oil groove, the lubricated fluid in the swift current oil groove enters into the ring gear inside wall through the inlet port, and lubricated fluid can wet sun gear and planetary gear outer wall in the driven while between the gear, good lubricated effect has been played between each gear, reduce the frictional force between each gear, the life of extension gear.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention.

1-an annular gear; 2-an oil sliding groove; 3-oil inlet holes; 4-a middle rotating wheel; 5-transfer the wheel shaft; 6-cotton raised loops; 7-an oil launder; 8-a bonding plate; 9-a planet carrier; 10-inner gear ring bearing; 11-low speed shaft; 12-high speed shaft; 13-sun gear; 14-a planetary gear; 15-gear shaft.

The specific implementation mode is as follows:

as shown in fig. 1 and fig. 2, the following technical solutions are adopted in the present embodiment: the oil-water separator comprises an inner gear ring 1, an oil chute 2, an oil inlet hole 3, a transfer wheel 4, a transfer wheel shaft 5, a cotton raised ring 6, an oil-liquid flow groove 7, a combination plate 8, a planet carrier 9, an inner gear ring bearing 10, a low-speed shaft 11, a high-speed shaft 12, a sun gear 13, a planet gear 14 and a gear shaft 15, wherein the oil chute 2 is arranged on the outer side wall of the inner gear ring 1, the oil inlet hole 3 is arranged on the inner side wall of the oil chute 2, the middle rotating wheel 4 is arranged on the right side of the inner gear ring 1, the transfer wheel 4 is arranged on the transfer wheel shaft 5, the cotton raised ring 6 is arranged on the outer side wall of the transfer wheel 4, the right end of the cotton raised ring 6 is positioned in the oil-liquid flow groove 7, the oil-liquid flow groove 7 is arranged in the combination plate 8, the combination plate 8 is positioned on the right side of, the inner gear ring bearing 10 is connected with the inner gear ring 1, the inner side of the inner gear ring 1 is provided with a sun gear 13, the sun gear 13 is arranged on a high-speed shaft 12, the outer side of the sun gear 13 is provided with a planetary gear 14, the sun gear 13 is meshed with the planetary gear 14, the planetary gear 14 is meshed with the inner side wall of the inner gear ring 1, the planetary gear 14 is supported by a gear shaft 15, and the gear shaft 15 is connected with the planet carrier 9.

The upper side wall of the combination plate 8 is provided with an oil injection nozzle, and the arrangement of the oil injection nozzle can facilitate the addition of lubricating oil into the oil flow groove 7; an oil liquid backflow bin is arranged on the lower side of the combination plate 8 and is communicated with the oil liquid flow groove 7, and the residual lubricating oil in the oil liquid flow groove 7 can be recycled due to the arrangement of the oil liquid backflow bin, so that the waste of the lubricating oil is reduced; the high-speed shaft 12 is provided with a connecting fixture block, and the connecting fixture block is arranged to facilitate the connection of the high-speed shaft 12 and a driving device and prevent the high-speed shaft 12 from slipping during rotation; the diameter of the sun gear 13 is twice of that of the planet gear 14, so that the meshing degree among the sun gear 13, the planet gear 14 and the inner gear ring 1 is better, and the stability during transmission is enhanced.

When the embodiment is used, the high-speed shaft 12 is connected with an external driving device, the sun gear 13 is driven to rotate by the high-speed shaft 12, the rotating sun gear 13 drives the inner gear ring 1 to rotate at a low speed by the planet gear 14, the rotating inner gear ring 1 drives the low-speed shaft 11 to rotate by the inner gear ring bearing 10 and outputs the rotating speed by the low-speed shaft 11, the oil chute 2 on the inner side of the inner gear ring 1 fully rubs with the cotton raised ring 6 on the middle wheel 4 when the inner gear ring 1 rotates, lubricating oil absorbed on the cotton raised ring 6 is fully wetted into the oil chute 2, the lubricating oil in the oil chute 2 enters the inner side wall of the inner gear ring 1 through the oil inlet 3, the lubricating oil can be wetted onto the outer walls of the sun gear 13 and the planet gear 14 during transmission between the gears, a good lubricating effect is achieved between the gears, and lubricating oil is added into the oil chute 7 in the combination plate 8, the cotton raised rings 6 can absorb the lubricating oil in the oil flow groove 7 when rotating to pass through the oil flow groove 7, so that the cotton raised rings 6 are always rich in the lubricating oil.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a novel planetary gear drive mechanism which characterized in that: the novel cotton-wool composite material comprises an inner gear ring (1), an oil chute (2), an oil inlet hole (3), a middle rotating wheel (4), a middle rotating wheel shaft (5), a cotton raised ring (6), an oil chute (7), a combination plate (8), a planet carrier (9), an inner gear ring bearing (10), a low-speed shaft (11), a high-speed shaft (12), a sun gear (13), a planet gear (14) and a gear shaft (15), wherein the oil chute (2) is arranged on the outer side wall of the inner gear ring (1), the oil inlet hole (3) is arranged on the inner side wall of the oil chute (2), the middle rotating wheel (4) is arranged on the right side of the inner gear ring (1), the middle rotating wheel (4) is arranged on the middle rotating wheel shaft (5), the cotton raised ring (6) is arranged on the outer side wall of the middle rotating wheel (4), the right end of the cotton raised ring (6) is positioned, the combination plate (8) is located on the right side of the middle rotating wheel (4), a planet carrier (9) is arranged on the lower side of the inner gear ring (1), an inner gear ring bearing (10) is arranged on the lower side of the planet carrier (9), a low-speed shaft (11) is arranged on the lower side of the inner gear ring bearing (10), the inner gear ring bearing (10) is connected with the inner gear ring (1), a sun gear (13) is arranged on the inner side of the inner gear ring (1), the sun gear (13) is arranged on a high-speed shaft (12), a planetary gear (14) is arranged on the outer side of the sun gear (13), the sun gear (13) is meshed with the planetary gear (14), the planetary gear (14) is meshed with the inner side wall of the inner gear ring (1), the planetary gear (14) is supported through a gear.

2. A novel planetary gear transmission according to claim 1, characterized in that: the upper side wall of the combination plate (8) is provided with an oil injection nozzle.

3. A novel planetary gear transmission according to claim 1, characterized in that: the lower side of the combination plate (8) is provided with an oil return bin, and the oil return bin is communicated with an oil flow groove (7).

4. A novel planetary gear transmission according to claim 1, characterized in that: and a connecting clamping block is arranged on the high-speed shaft (12).

5. A novel planetary gear transmission according to claim 1, characterized in that: the diameter of the sun gear (13) is set to be one time of that of the planet gear (14).

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