CN206860779U - Reductor - Google Patents

Abstract

The utility model discloses the gear-driven assembly in a kind of reductor, including housing and housing, the gear-driven assembly includes input shaft, output shaft, central gear and the planetary gear matched with central gear；The housing is made up of fore shell and rear shell, is bolted between the fore shell and rear shell connected；Original rear shell and rear shell flange production is integral, for improving the rigidity of decelerator shell.Fixed due to eliminating original screw, shaping is directly integrally machined by lathe, avoid the problem of coaxial motor caused by original coping screw loosens dislocation is connected low precision with reductor；Clutch shaft bearing and the first oil sealing are arranged with the output shaft, is arranged with 3rd bearing and the second oil sealing on the input shaft, the joint portion of input shaft and output shaft is provided with second bearing, its operating operation is aided in, so as to improve the transmission effect of reductor.

Description

Reductor

Technical field

It the utility model is related to reductor technical field, more particularly to a kind of gear-driven reductor.

Background technology

At present using gear-driven reductor there is it is inconvenient for use the problem of, including gear in housing and housing passes Dynamic component, wherein housing are made up of fore shell, rear shell and rear shell flange, between fore shell and rear shell, between rear shell and rear shell flange It is fixedly connected using bolt.Because reductor needs to be connected with coaxial motor, and the rotating shaft of coaxial motor can be from rear shell flange Insertion, and be connected by bearing pin with gear-driven assembly.Client only needs to unload rear shell flange when changing coaxial motor Convenient to complete operation, interchangeability is strong, but the phenomenon of above-mentioned reductor existence position degree deviation during long-term use, makes it It cannot be guaranteed that rigidity that coaxial motor is connected with reductor and required precision.

Utility model content

To overcome disadvantages mentioned above, the purpose of this utility model is that provide a kind of lifting coaxial motor that is beneficial to connects with reductor Connect the reductor of relation.

In order to reach object above, the technical solution adopted in the utility model is：A kind of reductor, including housing and housing Interior gear-driven assembly, the gear-driven assembly include input shaft, output shaft, central gear and matched with central gear Planetary gear；The housing is made up of fore shell and rear shell, is fixedly linked between the fore shell and rear shell；It is arranged on the output shaft There are clutch shaft bearing and the first oil sealing, and matched first chamber is provided with fore shell；Is arranged with the input shaft Three bearings and the second oil sealing, and matched second chamber is provided with rear shell；In input shaft, the joining place set of output shaft Provided with second bearing, and fore shell and rear shell joining place be provided with place second bearing bearing chamber.

The utility model is integral by original rear shell and rear shell flange production, for improving the firm of decelerator shell Property.Fixed due to eliminating original screw, shaping is directly integrally machined by lathe, avoided original coping screw loosening dislocation and make Into coaxial motor be connected low precision with reductor the problem of.Clutch shaft bearing, the are provided with whole decelerator shell simultaneously Two bearings and 3rd bearing, the joint portion to the input shaft in reductor, input shaft and output shaft, output shaft are consolidated respectively It is fixed, its operating operation is aided in, so as to improve the transmission effect of reductor.

Preferably, the front end of the input shaft is fixedly linked with the central gear, and the rear end of the input shaft is along wherein Axis is provided with the second through hole of the rotating shaft for placing coaxial motor；The end set of the output shaft have for central gear and The cell body of planetary gear rotation, the planetary gear are fixedly installed in the cell body；Also set up on the output shaft axis There is the first through hole for central gear insertion, the first through hole is connected with the cell body.By central gear and planetary gear It is arranged in cell body, contributes to the stabilization of two gear operations, be easy to the maintenance subsequently to two gears, improve the biography of reductor Dynamic effect.

Preferably, in order to improve the sealing effectiveness of reductor, seal is provided between the fore shell and rear shell.

Preferably, in order to improve the radiating effect of reductor, radiating groove, the radiating groove are provided with the housing It is distributed in helicitic texture on housing.Effectively the heat in reductor can be taken away, ensure the stabilization of its operation, extend it Usage time.

Preferably, reductor is carried for convenience, and the ring-type suspension ring of two grip structures are provided with the housing, it is described Ring-type suspension ring are separately positioned on the rear and front end of reductor.If reductor is mini-plant, can human hand hold ring-type suspension ring Carried, if reductor is large scale equipment, then carried after ring-type suspension ring are pinioned with binding with external equipments such as lifting machines.

Preferably, it is bolted between the fore shell and rear shell connected.

Brief description of the drawings

Fig. 1 is exploded perspective view of the present utility model；

Fig. 2 is structural representation of the present utility model.

In figure：

1- fore shells；2- rear shells；3- input shafts；4- output shafts；5- central gears；6- planetary gears；7- clutch shaft bearings；8- One oil sealing；9- 3rd bearings；10- second bearings；The oil sealings of 11- second；12- bearing pins；13- bolts.

Embodiment

Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model Define.

Referring to shown in accompanying drawing 1, Fig. 2, a kind of reductor in the present embodiment, including the gear drive group in housing and housing Part.The housing is made up of fore shell 1 and rear shell 2, is fixedly linked between the fore shell 1 and rear shell 2 by bolt 13.Certainly, it is preceding It can also be achieved a fixed connection between shell 1 and rear shell 2 by ring flange.

The gear-driven assembly includes input shaft 3, output shaft 4, central gear 5 and planetary gear 6, the input shaft 3 Front end be fixedly linked with the central gear 5, the rear end of the input shaft 3 is provided with the second through hole along its axis, described Second through hole is used for the rotating shaft for placing coaxial motor, and the pin shaft hole being connected with the second through hole is provided with the rear end of input shaft 3, is sold The rotating shaft of coaxial motor is fixedly connected by axle 12 by pin shaft hole with input shaft 3；The input shaft 3 so under the driving of coaxial motor Central gear 5 can be driven to rotate.The end set of the output shaft 4 has the cell body for central gear 5 and the rotation of planetary gear 6, The planetary gear 6 is fixedly installed in the cell body.It is additionally provided with the axis of output shaft 4 and is inserted for central gear 5 First through hole, the first through hole is connected with the cell body.When central gear 5 is inserted into cell body through first through hole, Central gear 5 is intermeshed with planetary gear 6.So when central gear 5 rotates planetary gear 6 can be driven to rotate, so as to band The rotation of dynamic output shaft 4.

In the present embodiment, the oil sealing 8 of clutch shaft bearing 7 and first is arranged with the output shaft 4, and is provided with fore shell 1 Matched first chamber.The oil sealing 11 of 3rd bearing 9 and second is arranged with the input shaft 3, and is provided with rear shell 2 Matched second chamber.Input shaft 3 and the transmission of output shaft 4 after being assembled for the ease of fore shell 1 and rear shell 2 in it are just Profit, the joining place of fore shell 1 and rear shell 2 is provided with bearing chamber, second bearing 10 is placed with the bearing bore room, assemble Shi Suoshu second bearings 10 are set on output shaft 4 (because input shaft 3 is inserted into output shaft 4, so both joint portion output The diameter of axle is big).

Further improvement of the utility model, in order to improve the sealing effectiveness of reductor, between the fore shell 1 and rear shell 2 It is provided with seal.So after fore shell 1 and the fixed assembling of rear shell 2, the shell of the reductor enable is provided with certain waterproof Power, outdoor work can be applied to.

Further improvement of the utility model, in order to improve the radiating effect of reductor, radiating is provided with the housing Groove, the radiating groove are distributed on housing with helicitic texture.Effectively the heat in reductor can be taken away, ensure it The stabilization of operation, extend its usage time.When there is water to be dropped on reductor, it can drop down along radiating groove, also can Improve its water resistance.

Further improvement of the utility model, reductor is carried for convenience, two handle knots are provided with the housing The ring-type suspension ring of structure, the ring-type suspension ring are separately positioned on the rear and front end of reductor.If reductor is mini-plant, can Human hand is held ring-type suspension ring and carried, if reductor is large scale equipment, then with lifting machine etc. after ring-type suspension ring are pinioned with binding External equipment is carried.

Compared with prior art, the utility model is integral by original rear shell and rear shell flange production, for improving The rigidity of decelerator shell.Fixed due to eliminating original screw, shaping be directly integrally machined by lathe, avoid it is original because The problem of coaxial motor caused by loosened screw misplaces is connected low precision with reductor.Set simultaneously in whole decelerator shell Have clutch shaft bearing, second bearing and 3rd bearing, respectively the joint portion to the input shaft in reductor, input shaft and output shaft, Output shaft is fixed, and its operating operation is aided in, so as to improve the transmission effect of reductor.

For embodiment of above only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with this skill The people of art understands content of the present utility model and is simultaneously carried out, and can not limit the scope of protection of the utility model with this, all The equivalent change or modification done according to the utility model Spirit Essence, it should all cover in the scope of protection of the utility model.

Claims (6)

1. the gear-driven assembly in a kind of reductor, including housing and housing, the gear-driven assembly includes input shaft (3), output shaft (4), central gear (5) and the planetary gear (6) matched with central gear (5)；It is characterized in that：The housing It is made up of fore shell (1) and rear shell (2), is fixedly linked between the fore shell (1) and rear shell (2)；It is arranged with the output shaft (4) Clutch shaft bearing (7) and the first oil sealing (8), and it is provided with matched first chamber in fore shell (1)；The input shaft (3) On be arranged with 3rd bearing (9) and the second oil sealing (11), and matched second chamber is provided with rear shell (2)；Defeated Enter axle (3), the joining place of output shaft (4) is arranged with second bearing (10), and set in fore shell (1) and the joining place of rear shell (2) There is the bearing chamber of placement second bearing (10).

2. reductor according to claim 1, it is characterised in that：The front end of the input shaft (3) and the central gear (5) it is fixedly linked, it is second logical to be provided with the rotating shaft for placing coaxial motor along its axis for the rear end of the input shaft (3) Hole；The end set of the output shaft (4) has the cell body for central gear (5) and planetary gear (6) rotation, the planetary gear (6) it is fixedly installed in the cell body；First for central gear (5) insertion is additionally provided with output shaft (4) axis Through hole, the first through hole are connected with the cell body.

3. reductor according to claim 1, it is characterised in that：Sealing is provided between the fore shell (1) and rear shell (2) Part.

4. reductor according to claim 1, it is characterised in that：Radiating groove, the radiating are provided with the housing Groove is distributed on housing with helicitic texture.

5. reductor according to claim 1, it is characterised in that：The ring-type of two grip structures is provided with the housing Suspension ring, the ring-type suspension ring are separately positioned on the rear and front end of reductor.

6. reductor according to claim 1, it is characterised in that：Pass through bolt between the fore shell (1) and rear shell (2) (13) it is fixedly linked.