CN211039537U

CN211039537U - Speed reducer with double input directions

Info

Publication number: CN211039537U
Application number: CN201922085858.3U
Authority: CN
Inventors: 于晓艳
Original assignee: Tianjin Baili Tianjian Transmission Equipment Co ltd
Current assignee: Tianjin Baili Tianjian Transmission Equipment Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-17
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a double-input-direction speed reducer, which relates to the field of speed reducers and aims at solving the problems of abrasion and leakage of the existing speed reducer caused by severe operating environment, the following proposal is provided, comprising a box body, wherein an output hole is arranged on the outer wall of one side of the box body, a first bearing is rotatably arranged on the output hole, a rotating spring is fixedly connected at the inner side of the output hole, one end of the rotating spring, which is far away from the output hole, is fixedly connected with a worm wheel, the top end of the worm wheel is meshed with a worm, the box body is provided with input holes near the two ends of the worm, the two ends of the worm are fixedly connected with input shafts, the utility model has novel structure, adds a damping device, improves the problems of loss and oil leakage caused by vibration of the device, and simultaneously reduces the leakage of the device due to semicircular groove, oil seal and, the sealing device has practicability and protectiveness, has better sealing performance and is suitable for popularization.

Description

Speed reducer with double input directions

Technical Field

The utility model relates to a speed reducer field especially relates to a speed reducer of dual input direction.

Background

The utility model relates to a speed reducer field, the reduction gear plays the effect of matcing rotational speed and transmission torque between prime mover and working machine or actuating mechanism, uses very extensively in modern machinery. However, at present, because the running environment of the speed reducer is severe, faults such as abrasion and leakage often occur, and the problem of abrasion and leakage can be effectively reduced by damping the speed reducer, a speed reducer with double input directions is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of speed reducer of dual input direction has solved the abominable problem that leads to wearing and tearing, seepage of speed reducer operational environment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a speed reducer with double input directions comprises a box body, wherein an output hole is formed in the outer wall of one side of the box body, a first bearing is rotatably installed on the output hole, a rotating spring is fixedly connected to the inner side of the output hole, a worm wheel is fixedly connected to one end, far away from the output hole, of the rotating spring, a worm is meshed to the top end of the worm wheel, input holes are formed in the two ends, close to the worm, of the box body, input shafts are fixedly connected to the two ends of the worm, a second bearing is rotatably sleeved on the input shafts, a shockproof sponge and a semicircular groove are sleeved on one side, close to the worm, of the second bearing, the semicircular groove is located between the shockproof sponge and the worm, input flanges are fixedly installed on the outer walls, close to the two ends, of the box body, of the outer wall of the box body, four grooves with the same structure are, and the bottom end of the damping spring column is fixedly connected with a base, the top end of the base is fixedly provided with a rubber shock insulation pad, and the base is provided with a fixed sucker.

Preferably, the outer walls of the input shaft and the output hole are provided with oil seals.

Preferably, the input flange is close to the axle center position and the box outer wall is close to the circumference outer wall of delivery port department fixed mounting of screw hole.

Preferably, the box body is provided with an annular ring close to the inner wall of the top end of the second bearing.

Preferably, the worm is provided with a spiral thread meshed with the worm wheel, and the tooth blocks of the worm wheel are all arc-shaped.

Preferably, a groove is formed in one side, close to the output hole, of the first bearing, and a marble is rotatably mounted in the groove.

Preferably, the top end of the box body is provided with a vent, the bottom end of the box body is provided with an oil discharge hole, and a sealing ring is arranged in the oil discharge hole.

The utility model has the advantages that:

1. the bottom end of the device is additionally provided with a plurality of damping devices, so that the device in operation can be effectively damped, meanwhile, the bottom end of the base is provided with the fixed sucker for fixing the device, the vibration amplitude of the device is relieved, and the device is internally provided with the shockproof sponge and the rotating spring which can play a damping role, so that the problems of loss and oil leakage of the device caused by vibration are solved, and the device has higher practicability and protectiveness;

2. install the semicircle recess on the device's the second bearing and can carry out the backward flow with spilling too much machine oil on spattering the device in the box, and delivery port and input hole all install the oil blanket, can effectually avoid machine oil seepage to the device outside, the oil drain hole of bottom installation is provided with the sealing washer simultaneously, makes the device have more the leakproofness.

To sum up, the device has not only increased damping device, has improved the device because the loss that vibrations lead to and the problem of oil leak, and the semicircular groove, oil blanket and the sealing washer of box internally mounted make the device reduce the seepage simultaneously, have practicality and protectiveness and have more the leakproofness simultaneously, suitable popularization.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic view of the spring post structure of the present invention.

Fig. 4 is a schematic view of the semicircular groove structure of the present invention.

Fig. 5 is a schematic view of the top view structure of the semicircular groove of the present invention.

Reference numbers in the figures: the vibration-proof device comprises a base 1, a rubber vibration-proof pad 2, an output hole 3, a marble 4, a worm wheel 5, an annular ring 6, a worm 7, a second bearing 8, an input flange 9, an input shaft 10, a box 11, a first bearing 12, a spring buffer layer 13, a damping spring column 14, a fixed sucker 15, a semicircular groove 16, a vibration-proof sponge 17, a rotating spring 18 and an input hole 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a speed reducer with double input directions comprises a box body 11, an output hole 3 is formed in the outer wall of one side of the box body 11, a first bearing 12 is installed on the output hole 3 in a rotating mode, a rotating spring 18 is fixedly connected to the inner side of the output hole 3, a worm wheel 5 is fixedly connected to one end, far away from the output hole 3, of the rotating spring 18, a worm 7 is meshed with the top end of the worm wheel 5, input holes 19 are formed in the two ends, close to the worm 7, of the box body 11, input shafts 10 are fixedly connected to the two ends of the worm 7, a second bearing 8 is sleeved on the input shafts 10 in a rotating mode, a shockproof sponge 17 and a semicircular groove 16 are sleeved on one side, close to the worm 7, of the second bearing 8, the semicircular groove 16 is located between the shockproof sponge 17 and the worm 7, input flanges 9 are fixedly installed on the outer walls of the two, and a damping spring column 14 is slidably mounted in the groove, a spring buffer layer 13 is sleeved on the outer wall of the damping spring column 14, a base 1 is fixedly connected to the bottom end of the damping spring column 14, a rubber shock insulation pad 2 is fixedly mounted at the top end of the base 1, a fixed sucker 15 is mounted on the base 1, oil seals are arranged on the outer walls of the input shaft 10 and the output hole 3, screw holes are fixedly mounted at positions, close to the axis center, of the input flange 9 and positions, close to the outer wall of the box 11, of the circumference of the output hole 3, an annular ring 6 is arranged on the inner wall, close to the top end of the second bearing 8, of the box 11, a worm 7 is provided with spiral threads meshed with a worm wheel 5, tooth blocks of the worm wheel 5 are arc-shaped, one side, close to the output hole 3, of the first bearing 12 is provided with a groove, a marble, and an oil discharge hole is formed in the bottom end of the box body 11, and a sealing ring is arranged in the oil discharge hole.

The working principle is as follows: firstly, the device is fixed at one position by a fixed sucker 15 at the lower end of a base 1, then an engine is arranged in an input shaft 10, the device is fixed on an input flange 9 through a screw hole on the input flange 9, then the power supply of the engine is turned on, the device starts to operate, the input shaft 10 rotates to drive a worm 7 and a sleeving device on the worm 7 to rotate, simultaneously, the worm 7 is meshed with a worm wheel 5 to drive a worm wheel 5 to rotate, the worm wheel 5 drives an output hole 3 and a marble 4 to rotate by a first bearing 12 to decelerate, when the device operates, a damping spring column 14 in a spring buffer layer 13 slides in a groove to play a damping effect, simultaneously, the spring buffer layer 13 and a rubber shock-proof pad 2 can buffer shock and reduce the shock amplitude of the device, a shock-proof sponge 17 is arranged in the device to reduce the shock amplitude in the device, and a semicircular groove 16 arranged in the device can, the second bearing 8 homoenergetic that cup joints on input shaft 10 and the delivery port 3 can prevent that it from leaking to the device outside, and the vent of the top installation of device can alleviate the pressure in the operation time box 11, reduces the device loss, and the oil drain hole of accessible lower extreme carries out the oil drain can when needing to change machine oil.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a speed reducer of dual input direction, includes box (11), its characterized in that, delivery port (3) have been seted up to one side outer wall of box (11), delivery port (3) are rotated and are installed first bearing (12), delivery port (3) inboard fixedly connected with swiveling spring (18), one end fixedly connected with worm wheel (5) that delivery port (3) were kept away from in swiveling spring (18), the top meshing of worm wheel (5) has worm (7), box (11) are close to worm (7) both ends and have been seted up input hole (19), worm (7) both ends fixedly connected with input shaft (10), input shaft (10) rotate to cup joint second bearing (8), one side that second bearing (8) are close to worm (7) has cup jointed shockproof sponge (17) and semicircular groove (16), just semicircular groove (16) are located between shockproof sponge (17) and worm (7), the utility model discloses a damping spring shock absorber, including box (11), damping spring post (14), spring buffer layer (13), fixed connection has base (1) for the bottom of damping spring post (14), the top fixed mounting of base (1) has rubber shock insulation pad (2), just fixed suction cup (15) are installed to base (1), four recesses that the structure is the same are seted up in the bottom outside of box (11) near the both ends outer wall fixed mounting of input shaft (10), and slidable mounting has damping spring post (14) in the recess, damping spring post (14) outer wall has cup jointed spring buffer layer (13).

2. A dual input direction reducer according to claim 1, wherein the outer walls of the input shaft (10) and the output hole (3) are provided with oil seals.

3. The speed reducer with double input directions as claimed in claim 1, wherein the input flange (9) is fixedly provided with screw holes near the axial center and the outer wall of the box body (11) near the outer wall of the circumference of the output hole (3).

4. The double-input-direction speed reducer according to claim 1, wherein the box (11) is provided with an annular ring (6) near the inner wall of the top end of the second bearing (8).

5. A dual input direction reducer according to claim 1, wherein the worm (7) is provided with a spiral thread engaged with the worm wheel (5), and the blocks of the worm wheel (5) are arc-shaped.

6. The double-input-direction speed reducer according to claim 1, wherein a groove is formed in one side of the first bearing (12) close to the output hole (3), and the marble (4) is rotatably mounted in the groove.

7. The double-input-direction speed reducer according to claim 1, wherein a ventilation opening is formed at the top end of the box body (11), an oil discharge hole is formed at the bottom end of the box body (11), and a sealing ring is arranged in the oil discharge hole.