CN212131041U

CN212131041U - Output shaft of coaxial forward and reverse rotation double-output speed reducer

Info

Publication number: CN212131041U
Application number: CN202020696203.XU
Authority: CN
Inventors: 熊斌; 黄勇; 李伟; 陈诗检; 叶子健
Original assignee: Maili Deceleration Motor Co ltd
Current assignee: Maili Deceleration Motor Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-12-11
Anticipated expiration: 2030-04-29

Abstract

An output shaft of a coaxial positive and negative rotation double-output speed reducer comprises an inner shaft and an outer shaft, wherein the inner shaft is sleeved outside the outer shaft, a bearing is arranged between the inner shaft and the outer shaft, a fifth gear is arranged on the inner shaft, a ratchet adjusting mechanism is arranged between the inner shaft and the fifth gear, the ratchet adjusting mechanism comprises an end face ratchet, the end face ratchet is sleeved on the inner shaft, a driven ratchet is arranged on one side, facing the fifth gear, of the end face ratchet, a driving ratchet matched with the driven ratchet is arranged on the side wall of the fifth gear, a compression spring is arranged between the end face of the end face ratchet, far away from one side of the driven ratchet, and the inner shaft, a sixth gear is arranged at the inner end of the outer shaft, a first copper sleeve is sleeved on the outer ring of the outer shaft, a lubricating oil ring is arranged on the; the utility model has the advantages of simple structure, reasonable in design, can realize coaxial difference and turn to and rotational speed output etc.

Description

Output shaft of coaxial forward and reverse rotation double-output speed reducer

Technical Field

The utility model relates to a speed reducer, in particular to output shaft of coaxial positive reverse rotation dual output speed reducer.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery. At present, the most common speed reducer with a single output shaft in the market is a coaxial double-output speed reducer, and the output shafts of the speed reducer are common shafts, so that the output steering and the output rotating speed are the same, and the requirements of special equipment on opposite steering and different rotating speeds cannot be met.

Disclosure of Invention

An object of the utility model is to solve the not enough of prior art, the utility model provides an output shaft of coaxial positive contra-rotating dual output speed reducer that compact structure, good reliability, assembly degree of difficulty are low, convenient adjustment, can realize that coaxial difference turns to and rotational speed output.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an output shaft of coaxial positive and negative rotation dual output speed reducer, includes interior axle and outer axle, interior axle sleeve is located the outer axle outside and is equipped with the bearing between, interior epaxial fifth gear that is equipped with, be equipped with ratchet adjustment mechanism between interior axle and the fifth gear, ratchet adjustment mechanism includes the end face ratchet, the end face ratchet cover is located interior epaxial, the end face ratchet is equipped with driven ratchet towards fifth gear one side, be equipped with on the lateral wall of fifth gear with driven ratchet assorted initiative ratchet, the end face ratchet is kept away from and is equipped with compression spring between driven ratchet one side terminal surface and the interior axle, the inner of outer axle is equipped with the sixth gear, the outer lane cover of outer axle is equipped with first copper sheathing, outer axle surface is equipped with the lube ring for first copper sheathing department, be equipped with the second copper sheathing between the output of outer axle and the.

Preferably, the inner shaft is provided with a shaft retainer ring for fixing the fifth gear on a side of the fifth gear away from the end ratchet.

Preferably, the end face ratchet wheel is provided with a guide groove, and the inner shaft is provided with a guide cylindrical pin matched with the guide groove.

Preferably, the outer ring of the end part of the inner shaft is provided with a first output tooth, and the outer ring of the output end of the outer shaft is provided with a second output tooth.

Preferably, the sixth gear is integrally formed with the outer shaft, and the bearing is provided between the sixth gear and the inner shaft.

Preferably, the inner end of the first copper sleeve is provided with a clamping ring.

Preferably, the lubricating oil ring is of a spiral structure.

The utility model adopts an inner shaft and an outer shaft structure, a second copper sleeve and a bearing are arranged between the inner shaft and the outer shaft, a gear installation part and a key groove are also arranged on the inner shaft to install a gear, a sixth gear is arranged at the inner end of the outer shaft, and a lubricating oil ring is arranged at the outer side of the outer shaft and is arranged on the first copper sleeve, so that the inner shaft and the outer shaft can stably and independently rotate, and the coaxial different steering and rotating speed output are met; through the ratchet wheel adjusting mechanism, when the ratchet wheel adjusting mechanism is connected with external equipment, two output teeth are better meshed with the external equipment, so that the inner shaft is limited by the guide cylindrical pin on the shaft to synchronously rotate with the end face ratchet wheel, the end face ratchet wheel can be driven to rotate by reversing the fifth gear under the condition that the assembly needs to be adjusted, and the end face ratchet wheel moves downwards to compress the compression spring, so that the compression spring can freely rotate to adjust the required position after being disengaged from the driving ratchet on the fifth gear; the utility model has the advantages of compact structure, good reliability, low assembly difficulty, convenient adjustment, coaxial difference realization turn to and rotational speed output.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings.

Example (b):

the output shaft of the coaxial forward and reverse rotation double-output speed reducer shown in fig. 1 comprises an inner shaft 80 and an outer shaft 81, the inner shaft 80 is sleeved outside the outer shaft 81, a bearing 82 is arranged between the inner shaft 80 and the outer shaft 81, a fifth gear 9 is arranged on the inner shaft 80, a ratchet wheel adjusting mechanism 83 is arranged between the inner shaft 80 and the fifth gear 9, the ratchet wheel adjusting mechanism 83 comprises an end surface ratchet wheel 831, the end surface ratchet 831 is sleeved on the inner shaft 80, a driven ratchet 832 is arranged on one side of the end surface ratchet 831 facing the fifth gear 9, a driving ratchet 91 matched with the driven ratchet 832 is arranged on the side wall of the fifth gear 9, the end surface ratchet 831 is provided with a guide groove 833, the inner shaft 80 is provided with a guide cylindrical pin 801 matched with the guide groove 833, a compression spring 834 is arranged between the end surface of the end surface ratchet 831 far away from the driven ratchet 832 and the inner shaft 80, the inner shaft 80 is provided with a shaft retainer 802 for fixing the fifth gear 9 on a side of the fifth gear 9 away from the end ratchet 831.

Interior axle 80's one end tip outer lane is equipped with first output tooth 85, the inner of outer axle 81 is equipped with sixth gear 84, sixth gear 84 and outer axle 81 integrated into one piece, bearing 82 sets up between sixth gear 84 and interior axle 80, the output outer lane of outer axle 81 is equipped with second output tooth 86, the outer lane cover of outer axle 81 is equipped with first copper sheathing 87, first copper sheathing 87 inner is equipped with joint ring 871, outer axle 81 surface is equipped with lube ring 88 for first copper sheathing 87 department, lube ring 88 is helical structure, be equipped with second copper sheathing 89 between outer axle 81's output and the interior axle 80.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.

Claims

1. The utility model provides an output shaft of coaxial positive reverse rotation dual output speed reducer which characterized in that: the ratchet adjusting mechanism comprises an inner shaft (80) and an outer shaft (81), a bearing (82) is arranged between the outer side of the outer shaft (81) in a sleeved mode of the inner shaft (80), a fifth gear (9) is arranged on the inner shaft (80), a ratchet adjusting mechanism (83) is arranged between the inner shaft (80) and the fifth gear (9), the ratchet adjusting mechanism (83) comprises an end face ratchet (831), the end face ratchet (831) is sleeved on the inner shaft (80), a driven ratchet (832) is arranged on one side, facing the fifth gear (9), of the end face ratchet (831), a driving ratchet (91) matched with the driven ratchet (832) is arranged on the side wall of the fifth gear (9), a compression spring (834) is arranged between the end face of one side, far away from the driven ratchet (832), of the end face ratchet (831) and the inner shaft (80), a sixth gear (84) is arranged at the inner end of the outer shaft (81), a first copper sleeve (87) is, a lubricating oil ring (88) is arranged on the outer surface of the outer shaft (81) relative to the first copper sleeve (87), and a second copper sleeve (89) is arranged between the output end of the outer shaft (81) and the inner shaft (80).

2. The output shaft of a coaxial forward-reverse rotation dual-output speed reducer according to claim 1, characterized in that: and a shaft retainer ring (802) for fixing the fifth gear (9) is arranged on one side, away from the end face ratchet wheel (831), of the fifth gear (9) of the inner shaft (80).

3. The output shaft of a coaxial forward-reverse rotation dual-output speed reducer according to claim 1, characterized in that: the end face ratchet wheel (831) is provided with a guide groove (833), and the inner shaft (80) is provided with a guide cylindrical pin (801) matched with the guide groove (833).

4. The output shaft of a coaxial forward-reverse rotation dual-output speed reducer according to claim 1, characterized in that: and a first output tooth (85) is arranged on the outer ring of the end part of one end of the inner shaft (80), and a second output tooth (86) is arranged on the outer ring of the output end of the outer shaft (81).

5. The output shaft of a coaxial forward-reverse rotation dual-output speed reducer according to claim 1, characterized in that: the sixth gear (84) is integrally formed with the outer shaft (81), and the bearing (82) is provided between the sixth gear (84) and the inner shaft (80).

6. The output shaft of a coaxial forward-reverse rotation dual-output speed reducer according to claim 1, characterized in that: the inner end of the first copper sleeve (87) is provided with a clamping ring (871).

7. The output shaft of a coaxial forward-reverse rotation dual-output speed reducer according to claim 1, characterized in that: the lubricating oil ring (88) is of a spiral structure.