CN220173032U - Integrated planetary gear motor - Google Patents
Integrated planetary gear motor Download PDFInfo
- Publication number
- CN220173032U CN220173032U CN202321673939.5U CN202321673939U CN220173032U CN 220173032 U CN220173032 U CN 220173032U CN 202321673939 U CN202321673939 U CN 202321673939U CN 220173032 U CN220173032 U CN 220173032U
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- Prior art keywords
- oil
- planetary gear
- motor
- oiling
- piece
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- 238000003825 pressing Methods 0.000 claims description 20
- 239000003921 oil Substances 0.000 abstract description 119
- 239000010687 lubricating oil Substances 0.000 abstract description 50
- 230000000737 periodic effect Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 239000000945 filler Substances 0.000 description 5
- 239000013589 supplement Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to the field of planetary gear motors and discloses an integrated planetary gear motor, which comprises a planetary gear box and a motor rear cover detachably connected with the planetary gear box, wherein a driving motor is arranged in the motor rear cover, the planetary gear box comprises a motor lower shell, a main shaft and a plurality of planetary gears, the motor lower shell is detachably connected with the motor upper shell, the main shaft and the planetary gears are positioned in the planetary gear box, the main shaft is meshed with the planetary gears, the driving motor is rotationally connected with the main shaft, an oiling piece and an oil collecting assembly are arranged in the side wall of the motor lower shell, an inner gear ring is arranged on the motor lower shell, a plurality of first through holes are formed in the bottom of the inner gear ring, the first through holes are communicated with the oil collecting assembly and the inside of the planetary gear box, and the device can collect unused lubricating oil under the periodic rotation action of the planetary gears, transfer the collected lubricating oil to the oiling piece for reuse, improve the utilization rate of the lubricating oil and reduce the use amount of the lubricating oil.
Description
Technical Field
The utility model belongs to the technical field of gear motors, and particularly relates to an integrated planetary gear motor.
Background
The planetary gear motor is a device for reducing the speed of the motor by combining different gear parts, and has the advantages of high meshing precision, low running noise, small whole volume, high environment adaptation degree and flexible installation. The planetary speed reducing motor consists of motor and planetary speed reducer, and the planetary speed reducer has the main structure of sun gear on central axis, planetary gear meshed with the sun gear and inner gear ring kneaded with the planetary gear, and the planetary carrier with planetary support structure for transmitting kinetic energy to the next device.
The planetary gear motor in the prior art mainly comprises two forms of split assembly of a motor and a planetary gear device and integrated assembly of the motor and the planetary gear device, wherein the split assembly is mainly applied to an environment in which the number of stages of the speed reducer needs to be flexibly changed, and the integrated assembly is mainly applied to an environment in which the number of the speed reducer stages is fixed, so that the production convenience of the integrated assembly is higher and is greatly favored by manufacturers.
The integrated assembled planetary gear motor forms a whole after the assembly, and meanwhile, in order to ensure the precision of the operation of the planetary gear, the planetary gear is of a sealing structure generally, and lubricating oil cannot be supplemented to the planetary gear from the outside, so that an oiling component is required to be arranged on the planetary gear, such as a planetary direct current gear motor disclosed in the publication No. CN217977325U, and the oiling component is arranged in a planetary gear box, so that the lubricating oil is supplemented to the planetary gear from the outside through the oiling component, the oiling flow is simplified, and the lubricating effect is more uniform. When the planetary gearbox is used, the lubricating oil on the gears in the planetary gearbox can splash to the bottom of the planetary gearbox in the running process, redundant lubricating oil can be accumulated at the bottom, and the effective utilization rate of the lubricating oil is low.
Disclosure of Invention
In order to solve the problem that the utilization rate of redundant lubricating oil accumulated at the bottom of a planetary reduction gearbox is low in the prior art, the utility model provides an integrated planetary reduction gearbox, which is integrated and assembled, the production process is simple, the assembly is simpler and more convenient, an oiling piece and an oil collecting assembly are further arranged in the planetary reduction gearbox, the lubricating oil can be supplemented in the planetary reduction gearbox under the condition of not dismantling the oiling piece, the oiling process is simplified, the lubricating oil accumulated in the planetary reduction gearbox is returned to the oiling piece through the oil collecting assembly, the utilization rate of the lubricating oil is improved, and the use amount of the supplementing lubricating oil is reduced.
The specific technical scheme of the utility model is as follows:
the utility model provides an integrated planetary gear motor, includes planetary gear box and can dismantle the motor back lid of being connected with planetary gear box, be equipped with driving motor in the motor back lid, planetary gear box includes casing and motor upper housing and the motor lower casing that can dismantle the connection and be located planetary gear box and a plurality of planetary gear, main shaft and planetary gear meshing, driving motor rotates with the main shaft and is connected, be equipped with oiling piece and oil collecting assembly in the lateral wall of casing under the motor, be equipped with the ring gear under the motor on the casing, the bottom of ring gear is equipped with a plurality of first through-holes, first through-hole intercommunication oil collecting assembly and planetary gear box are inside.
The utility model provides an integrated planetary gear motor, which comprises a planetary gear box and a motor rear cover, wherein a driving motor is arranged in the motor rear cover, a battery cover provided with the driving motor and the planetary gear box are integrated into the planetary gear motor, the driving motor and the planetary gear box are integrated into a whole by the integrated gear motor, the production parts are reduced, the production cost is reduced, and the assembly is simpler, more convenient and flexible. In addition, the oiling piece and the oil collecting component are arranged in the planetary reduction gearbox, and the oiling piece and the oil collecting component are arranged in the inner wall of the motor lower shell of the planetary reduction gearbox, so that the oiling piece can supplement lubricating oil for the planetary reduction gearbox under the condition that the planetary reduction gearbox is not dismounted, the oiling process is simplified, and the convenience is improved. The oil collecting assembly can collect the lubricating oil accumulated in the planetary reduction gearbox, and the collected lubricating oil flows back into the oil injection piece, so that the lubricating oil is added to devices in the planetary reduction gearbox again, the utilization rate of the lubricating oil can be remarkably improved, and the consumption of the supplementing lubricating oil is reduced.
Preferably, the oiling piece comprises an oiling port and an oiling channel which are communicated, the oiling channel is provided with a plurality of oil drain ports, the oil drain ports are communicated with the oiling channel and the inside of the planetary gear box, and the oiling port is provided with an oiling plug; when the lubricating oil is required to be supplemented to the planetary reduction gearbox, the lubricating oil is injected into the oil injection channel through the oil injection port, the lubricating oil flows to the oil discharge port along with the oil injection channel and supplements the lubricating oil for devices in the planetary reduction gearbox through the oil discharge port, the oil injection plug is used for sealing the oil injection port, and when the lubricating oil is not required to be supplemented through the oil injection port, the oil injection plug is plugged into the oil injection port, so that the planetary reduction gearbox is sealed into a sealed space, and the planetary reduction gearbox is ensured not to be interfered by external factors.
Preferably, the oil collecting assembly comprises an oil collecting part, an oil pressing part and an oil return channel, and the oil return channel is communicated with the oil collecting part and the oil injection part.
Preferably, an elastic cover is arranged at the top of the oil collecting piece, an oil collecting through hole and a diversion trench which is radial by taking the oil collecting through hole as a center are arranged on the elastic cover, and the oil collecting through hole is communicated with the oil collecting piece and the planetary gear box; the oil guide groove can guide lubricating oil to flow to the oil collecting through hole, so that the collecting efficiency is improved.
Preferably, a clamping piece positioned in the oil return channel is arranged on the side wall of the oil collecting piece, an oil outlet through hole is arranged on the clamping piece, and the oil outlet through hole is communicated with the oil collecting piece and the oil return channel; the clamping piece is used for fixing the oil collecting piece to play a limiting role.
Preferably, the pressure oil piece comprises a pressing piece, a supporting rod arranged on the pressing piece and a spring, wherein the spring is sleeved on the supporting rod, and two ends of the spring are respectively connected with the pressing piece and the annular gear.
Preferably, one end of the supporting rod far away from the pressing piece is located in the first through hole.
Preferably, the outer diameter of the strut is smaller than the inner diameter of the first through hole.
The oil collecting assembly comprises an oil collecting piece, an oil pressing piece and an oil return channel, wherein an inner gear ring meshed with a planet gear is arranged on the inner wall of a planetary reduction gearbox, the planet gear rotates on the inner gear ring by taking a main shaft as a center and taking the inner gear ring as a boundary in the operation process, so that the planet gear can rotate on the inner gear ring, and can periodically displace to the bottom of the inner gear ring. At this moment, the preforming is pushed to the oil collecting piece and is attached with the elastic cover plate of oil collecting piece, the preforming can seal the oil collecting through hole of oil collecting piece simultaneously, elastic cover plate produces elastic deformation under the effect of preforming this moment, and the inside lubricating oil of collecting of extrusion oil collecting piece, lubricating oil flows into the oil return channel through the oil outlet through hole, and flow into in the oiling piece and supply unnecessary lubricating oil again for the planetary gear, when planetary gear leaves the ring gear bottom, the preforming kick-backs, oil collecting piece and preforming separation continue to collect inside to lubricating oil. The device can periodically utilize redundant lubricating oil to supplement lubricating oil for the planetary gear in the running process of the planetary reduction gearbox, can remarkably improve the utilization rate of the lubricating oil, reduce the use of the lubricating oil, and can also ensure that the planetary gear can be fully infiltrated by the lubricating oil.
Preferably, a clamping protrusion is arranged on the lower shell of the motor, a retaining ring is arranged on the rear cover of the motor, and the clamping protrusion is detachably connected with the retaining ring; can make motor back lid and planetary reduction case dismantle the connection through card protruding and buckle, guarantee the convenience of motor dismantlement equipment.
Preferably, a wave washer is arranged between the motor lower shell and the motor rear cover.
Compared with the prior art, the utility model has the following technical effects:
(1) The integrated planetary gear motor is of an integrated assembly structure, fewer production parts are produced, assembly is more convenient, production cost is low, and production efficiency is high;
(2) The oiling machine provided by the utility model can realize the supplement of lubricating oil to the inside of the planetary reduction gearbox under the condition of not disassembling the planetary reduction gearbox, so that the flow of lubricating oil supplement is simplified, and the convenience is improved;
(3) The oil collecting assembly provided by the utility model can collect excessive unused lubricating oil under the periodic rotation action of the planetary gears, and transfer the collected lubricating oil to the oil injection piece for reuse, so that the utilization rate of the lubricating oil and the effect of soaking the planetary gears are obviously improved, and the use amount of the lubricating oil is reduced.
Drawings
Fig. 1 is an exploded view of the integrated planetary reduction motor of the present utility model.
Fig. 2 is a cross-sectional view of the lower housing of the planetary reduction gearbox motor of the present utility model.
Fig. 3 is a schematic structural view of the oil collecting member of the present utility model.
In the figure, a planetary gear box 1, a motor upper case 101, a motor lower case 102, an inner gear ring 121, a motor rear cover 2, a driving motor 3, a main shaft 4, a planetary gear 5, an oil filler 6, an oil filler 601, an oil filler channel 602, an oil drain 603, an oil filler plug 604, an oil collecting assembly 7, an oil collecting member 701, an oil filler 702, a pressing piece 721, a supporting rod 722, a spring 723, an oil return channel 703, an elastic cover 704, an oil collecting through hole 705, a guide groove 706, a clip 707, an oil outlet through hole 708, a first through hole 8, a clip protrusion 9, a grommet 10, and a wave washer 11.
Detailed Description
The utility model is further described below with reference to examples.
Example 1:
as shown in fig. 1, an integrated planetary gear motor comprises a planetary gear box 1 and a motor rear cover 2 detachably connected with the planetary gear box, wherein a driving motor 3 is arranged in the motor rear cover, the planetary gear box comprises a motor upper shell 101, a motor lower shell 102 detachably connected with the motor upper shell, a main shaft 4 and three planetary gears 5, the main shaft 4 and the three planetary gears 5 are positioned in the planetary gear box, a clamping protrusion 9 is arranged on the motor lower shell, a retaining ring 10 is arranged on the motor rear cover, the clamping protrusion is detachably connected with the retaining ring, the main shaft is meshed with the planetary gears, the driving motor is rotationally connected with the main shaft, and a wave washer 11 is arranged between the motor lower shell and the motor rear cover.
As shown in fig. 2 and 3, an oiling piece 6 and an oil collecting assembly 7 are arranged in the side wall of the motor lower shell, an inner gear ring 121 is arranged on the motor lower shell, four first through holes 8 are arranged at the bottom of the inner gear ring and are positioned in grooves of the inner gear ring, and the first through holes are communicated with the oil collecting assembly and the planetary gear box; the oiling piece comprises an oiling port 601 and an oiling channel 602 which are communicated, thirteen oil drain ports 603 are arranged on the oiling channel, the oil drain ports are arranged in grooves of the inner gear ring, the oil drain ports are communicated with the oiling channel and the inside of the planetary gear box, and an oiling plug 604 is arranged on the oiling port.
The oil collecting assembly comprises an oil collecting piece 701, an oil pressing piece 702 and two oil return channels 703, wherein the oil return channels are positioned in the side wall of the lower motor shell, two ends of each oil return channel are respectively communicated with the oil collecting piece and the oil filling piece, the oil collecting piece is an oil collecting tank, an elastic cover 704 is arranged at the top of the oil collecting piece, an oil collecting through hole 705 and a diversion trench 706 which is radial by taking the oil collecting through hole as the center are arranged on the elastic cover, and the oil collecting through hole is communicated with the oil collecting piece and the planetary gear box. The two side walls of the oil collecting piece are respectively provided with a clamping piece 707, the clamping piece is clamped in the oil return channel, the clamping piece is provided with an oil outlet through hole 708, and the oil outlet through hole is communicated with the oil collecting piece and the oil return channel.
The pressing oil piece comprises a pressing piece 721, two supporting rods 722 arranged on the pressing piece and two springs 723 respectively sleeved on the supporting rods, two ends of each spring are respectively connected with the pressing piece and the annular gear, one end, away from the pressing piece, of each supporting rod is located in a first through hole, and the outer diameter of each supporting rod is smaller than the inner diameter of the first through hole.
Example 2:
as shown in fig. 3, compared with example 1, the elastic cover of example 2 is provided with oil grooves radially centering on the oil collecting through holes.
The dynamic process of the above embodiment is as follows: when the planetary reducer needs to be replenished with lubricating oil, an oil filling plug on an oil filling port is opened, lubricating oil is filled into an oil filling channel through the oil filling port, lubricating oil is filled into a planetary gear through the oil draining port, the oil filling plug is filled into the oil filling port after oil filling is completed, unused lubricating oil and the lubricating oil splashed in the mounting process can be accumulated at the bottom of an inner gear ring, two states exist at the moment, when the planetary gear does not run to the bottom of the inner gear ring, the unused lubricating oil flows into an elastic plate of an oil collecting piece through a first through hole at the moment, the lubricating oil flows to the oil collecting through hole and flows into the oil collecting piece to complete the collection process of the unused lubricating oil under the action of an oil guide groove, when the planetary gear runs to the bottom of the inner gear ring, the supporting rod drives a pressing elastic cover to seal the oil collecting through hole, under the action of pressure, the lubricating oil collected in the oil collecting groove enters the channel through the oil outlet through the oil draining through hole and flows back to an oil filling assembly, after the planetary gear leaves the bottom of the inner gear ring, the supporting rod and the elastic cover is rebounded to the original position under the action of a spring, the action of the oil collecting piece is recovered, and the oil collecting operation is completed in the original position, and the oil collecting operation is not finished, and the cycle is not recovered.
Claims (8)
1. The utility model provides an integrated planetary gear motor, characterized by, lid (2) behind motor including planetary gear box (1) and can dismantle with planetary gear box, be equipped with driving motor (3) in the lid behind the motor, planetary gear box includes casing (101) and motor upper housing can dismantle main shaft (4) and a plurality of planetary gear (5) that are located planetary gear box under casing (102) and the motor that are connected on the motor, main shaft and planetary gear meshing, driving motor rotates with the main shaft to be connected, be equipped with oiling piece (6) and oil collecting assembly (7) in the lateral wall of casing under the motor, be equipped with ring gear (121) under the motor on the casing, the bottom of ring gear is equipped with a plurality of first through-holes (8), first through-hole intercommunication oil collecting assembly and planetary gear box are inside.
2. An integrated planetary gear motor according to claim 1, characterized in that the oiling piece comprises an oiling port (601) and an oiling channel (602) which are communicated, a plurality of oil drain ports (603) are arranged on the oiling channel, the oil drain ports are communicated with the inside of the oiling channel and the planetary gear box, and an oiling plug (604) is arranged on the oiling port.
3. An integrated planetary reduction motor according to claim 1, characterized in that the oil collection assembly comprises an oil collection member (701), an oil pressing member (702) and an oil return passage (703) communicating the oil collection member with the oil filling member.
4. An integrated planetary gear motor according to claim 3, wherein the top of the oil collecting piece is provided with an elastic cover (704), the elastic cover is provided with an oil collecting through hole (705) and a diversion trench (706) which is radial with the oil collecting through hole as a center, and the oil collecting through hole is communicated with the oil collecting piece and the planetary gear box.
5. An integrated planetary gear motor according to claim 3, wherein the side wall of the oil collecting piece is provided with a clamping piece (707) located in the oil return channel, the clamping piece is provided with an oil outlet through hole (708), and the oil outlet through hole is communicated with the oil collecting piece and the oil return channel.
6. An integrated planetary gear motor according to claim 3, wherein the pressing member comprises a pressing sheet (721), a supporting rod (722) arranged on the pressing sheet, and a spring (723), wherein the spring is sleeved on the supporting rod, two ends of the spring are respectively connected with the pressing sheet and the annular gear, one end of the supporting rod, which is far away from the pressing sheet, is positioned in the first through hole, and the outer diameter of the supporting rod is smaller than the inner diameter of the first through hole.
7. An integrated planetary gear motor according to claim 1, characterized in that the motor lower housing is provided with a snap-on protrusion (9), the motor rear cover is provided with a snap-ring (10), and the snap-on protrusion is detachably connected with the snap-ring.
8. An integrated planetary gear motor according to claim 1, characterized in that a wave washer (11) is arranged between the motor lower housing and the motor rear cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321673939.5U CN220173032U (en) | 2023-06-28 | 2023-06-28 | Integrated planetary gear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321673939.5U CN220173032U (en) | 2023-06-28 | 2023-06-28 | Integrated planetary gear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220173032U true CN220173032U (en) | 2023-12-12 |
Family
ID=89052768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321673939.5U Active CN220173032U (en) | 2023-06-28 | 2023-06-28 | Integrated planetary gear motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220173032U (en) |
-
2023
- 2023-06-28 CN CN202321673939.5U patent/CN220173032U/en active Active
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