CN213393366U

CN213393366U - Transmission planet wheel support

Info

Publication number: CN213393366U
Application number: CN202021629742.8U
Authority: CN
Inventors: 梁淑美
Original assignee: JIASHAN GUANDE PRECISION FORGING CO Ltd
Current assignee: JIASHAN GUANDE PRECISION FORGING CO Ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-06-08
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a derailleur planet wheel support, including the round platform, be equipped with evenly distributed's first support on the round platform, the center department of round platform is equipped with the transmission shaft, the cover is equipped with the sun gear on the transmission shaft, all be equipped with elevating system in the first support, the first support is connected with support two phase through elevating system, be equipped with a plurality of evenly distributed's planet wheel axle on the second support, the epaxial cover of planet wheel is equipped with the planet wheel, the cover is equipped with on the second support with planet wheel assorted external gear, elevating system is including the connecting rod that the symmetry set up, be equipped with a plurality of evenly distributed's draw-in groove in the second support. The beneficial effects are that: the planet wheel bracket of the transmission has the advantages of simple structure, high transmission precision, small volume and convenient installation; this derailleur planet wheel support is equipped with elevating system, can go up and down to support two, can be suitable for the planet wheel of equidimension not through a derailleur planet wheel support, and application scope is wide.

Description

Transmission planet wheel support

Technical Field

The utility model relates to a planet wheel support technical field particularly, relates to a derailleur planet wheel support.

Background

In modern mechanical devices, a plurality of planet gears are required, such as a transmission and the like, while a planet gear support is used for fixing the planet gears, and the planet gear support is also an important component of the planet gears.

The existing planet wheel support cannot lift, each planet wheel support can only correspond to a planet wheel, different planet wheel supports are needed for planet wheels of different specifications, the cost is high, and the replacement is complex and time-consuming, and is very inconvenient.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a derailleur planet wheel support to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

a planet wheel support of a transmission comprises a circular table, wherein first supports are uniformly distributed on the circular table, a transmission shaft is arranged at the center of the circular truncated cone, a sun wheel is sleeved on the transmission shaft, lifting mechanisms are arranged in the first support, the first bracket is connected with a second bracket through a lifting mechanism, the second bracket is provided with a plurality of planet wheel shafts which are uniformly distributed, a planet wheel is sleeved on the planet wheel shaft, an external gear matched with the planet wheel is sleeved on the second support, the lifting mechanism comprises connecting rods which are symmetrically arranged, a plurality of clamping grooves which are uniformly distributed are arranged in the second bracket, one side of the connecting rod penetrates through one of the clamping grooves to be provided with a fixing bolt, a fixing block connected with the first bracket is sleeved on the connecting rod, the other side of the connecting rod is provided with a rotating bolt, and a sliding groove matched with the bracket is arranged in the bracket I.

Preferably, a sleeve shaft is arranged in the transmission shaft, and lubricating oil is coated in the sleeve shaft.

Preferably, a first gasket is arranged between the fixing bolt and the fixing block, and a second gasket is arranged between the rotary bolt and the fixing block.

Preferably, the number of the first supports is three, and a limiting block is arranged in the sliding groove.

Preferably, the gear teeth arranged on the sun gear, the planet gears and the external gear are straight teeth or helical teeth.

Preferably, a handle is arranged at the top end of the second support and is of a U-shaped structure.

The utility model has the advantages that: the planet wheel bracket of the transmission has the advantages of simple structure, high transmission precision, small volume and convenient installation; this derailleur planet wheel support is equipped with elevating system, can go up and down to support two, can be suitable for the planet wheel of equidimension not through a derailleur planet wheel support, and application scope is wide.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a transmission planet wheel carrier according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a transmission planet carrier according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a lifting mechanism in a planet wheel carrier of a transmission according to an embodiment of the present invention.

In the figure:

1. a circular truncated cone; 2. a first bracket; 3. a drive shaft; 4. a sun gear; 5. a second bracket; 6. a planetary wheel shaft; 7. a planet wheel; 8. an outer gear; 9. a connecting rod; 10. a fixed block; 11. a fixing bolt; 12. rotating the bolt; 13. a card slot; 14. a chute; 15. and a limiting block.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a derailleur planet wheel support.

The first embodiment;

as shown in fig. 1-3, a transmission planet wheel carrier according to an embodiment of the present invention includes a circular table 1, a first evenly distributed support 2 is disposed on the circular table 1, a transmission shaft 3 is disposed at the center of the circular table 1, a sun wheel 4 is sleeved on the transmission shaft 3, a lifting mechanism is disposed in the first support 2, the first support 2 is connected to a second support 5 through a lifting mechanism, a plurality of evenly distributed planet wheel shafts 6 are disposed on the second support 5, a planet wheel 7 is sleeved on the planet wheel shaft 6, an outer gear 8 matched with the planet wheel 7 is sleeved on the second support 5, the lifting mechanism includes a connecting rod 9 symmetrically disposed, a plurality of evenly distributed slots 13 are disposed in the second support 5, one side of the connecting rod 9 penetrates one of the slots 13 and is provided with a fixing bolt 11, a fixing block 10 connected to the first support 2 is sleeved on the connecting rod 9, the other side of the connecting rod 9 is provided with a rotating bolt 12, and a sliding groove 14 matched with the second support 5 is arranged in the first support 2.

Example two;

as shown in fig. 1-3, according to the utility model discloses derailleur planet wheel support, be equipped with the sleeve in the transmission shaft 3, scribble lubricating oil in the sleeve, the gim peg 11 with be equipped with gasket one between the fixed block 10, swivel bolt 12 with be equipped with gasket two between the fixed block 10, the quantity of support 2 has three groups, be equipped with stopper 15 in the spout 14, the teeth of a cogwheel that set up on sun gear 4, planet wheel 7 and the external gear 8 are straight-tooth or skewed tooth, the top of support two 5 is equipped with the handle, the handle is U type structure. It can be seen from the above design that lubricating oil is coated in the sleeve shaft, so that the transmission shaft 3 can be lubricated, the transmission shaft is enabled to rotate more flexibly, the first gasket and the second gasket are added to enable the first support 2 and the second support 5 to be fastened more, and the limiting block 15 is arranged to prevent the second support 5 from falling off from the first support 2.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the second support 5 is pulled, the connecting rod 9 penetrates into the corresponding through hole through the fixing block 10, and the fixing is carried out through the rotating bolt 12, so that the effect of the second telescopic support 5 is achieved, the corresponding sun gear 4 and the planet gear 7 are prepared, the sun gear 4 is sleeved on the transmission shaft 3, the planet gear 7 is sleeved on the planet gear shaft 6, the sun gear 4 is driven to rotate under the action of the transmission shaft 3, and the sun gear 4 rotates to drive the planet gear 7 to rotate.

In summary, with the aid of the technical scheme of the utility model, the planet wheel support of the transmission has simple structure, high transmission precision, small volume and convenient installation; this derailleur planet wheel support is equipped with elevating system, can go up and down to support two 5, can be suitable for the planet wheel of equidimension not through a derailleur planet wheel support, and application scope is wide.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The transmission planet wheel support is characterized by comprising a round table (1), wherein a first support (2) is uniformly distributed on the round table (1), a transmission shaft (3) is arranged at the center of the round table (1), a sun wheel (4) is sleeved on the transmission shaft (3), lifting mechanisms are arranged in the first support (2), the first support (2) is connected with a second support (5) through the lifting mechanisms, a plurality of uniformly distributed planet wheel shafts (6) are arranged on the second support (5), planet wheels (7) are sleeved on the planet wheel shafts (6), outer gears (8) matched with the planet wheels (7) are sleeved on the second support (5), the lifting mechanisms comprise symmetrically arranged connecting rods (9), a plurality of uniformly distributed clamping grooves (13) are arranged in the second support (5), one side of each connecting rod (9) penetrates through one of the clamping grooves (13) and is provided with a fixing bolt (11), the connecting rod (9) is sleeved with a fixing block (10) connected with the first support (2), the other side of the connecting rod (9) is provided with a rotating bolt (12), and a sliding groove (14) matched with the second support (5) is formed in the first support (2).

2. A transmission planet carrier according to claim 1, characterised in that a sleeve shaft is provided in the drive shaft (3), which sleeve shaft is internally coated with lubricating oil.

3. A transmission planet carrier according to claim 1, characterised in that a first spacer is arranged between the fixing peg (11) and the fixing block (10), and a second spacer is arranged between the rotary bolt (12) and the fixing block (10).

4. A transmission planet carrier according to claim 1, characterised in that the number of the carriers one (2) is three, and that a stop block (15) is arranged in the runner (14).

5. A transmission planet gear carrier according to claim 1, characterised in that the gear teeth provided on the sun gear (4), the planet gears (7) and the outer gear (8) are straight or helical.

6. The transmission planet carrier as claimed in claim 1, characterised in that the top of the second carrier (5) is provided with a handle, which is of U-shaped configuration.