CN220653108U

CN220653108U - Multistage speed reducer

Info

Publication number: CN220653108U
Application number: CN202322121150.5U
Authority: CN
Inventors: 徐登群; 杨静; 王庆忠
Original assignee: Zhejiang Yongyue Machinery Co ltd
Current assignee: Zhejiang Yongyue Machinery Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-03-22
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a multistage speed reducer, which relates to the technical field of speed reducers and comprises a base, wherein four auxiliary motors are arranged on the surface of the base, a main motor is arranged on the surface of the base, and a shaft lever is rotatably connected inside the main motor; the upper surface of base is equipped with noise reduction device for absorb the produced noise of main motor and vice motor, the surface of axostylus axostyle is equipped with lubricating arrangement, is used for lubricating the surface of axostylus axostyle, reduces the friction that produces when the axostylus axostyle rotates, noise reduction device includes two book pieces, book piece fixed connection is at the surface of base, the inner wall spiral of book piece is worn to be equipped with the bolt pole, the upper end fixedly connected with rotating block of bolt pole. According to the multistage speed reducer, the noise reduction device is arranged, noise generated by the main motor and the auxiliary motor can be absorbed through the sound absorption sponge, and the noise generated by a plurality of speed reducers in a large-scale factory is prevented from damaging the ears of workers.

Description

Multistage speed reducer

Technical Field

The utility model relates to the technical field of speed reducers, in particular to a multi-stage speed reducer.

Background

A speed reducer is a device for reducing the rotational speed. The speed reduction effect is achieved by matching the gears with different sizes on the auxiliary motors with the main motor, and the rotating speed of the motor is required to be reduced because the rated rotating speed of the motor cannot be completely used in many industrial use scenes, so that the effects of reducing the speed and increasing the torque are achieved.

Prior art such as a multistage speed reducer of publication No. CN209725108U, this patent document discloses a multistage speed reducer including a speed reducer and a drive motor, the speed reducer includes an outer casing and a gear assembly provided inside thereof, the drive motor has a drive shaft extending into the outer casing, the gear assembly includes an output gear, a primary transmission gear, a secondary transmission gear and an input gear sleeved on the drive shaft, a first connecting shaft is provided on the primary transmission gear, a second connecting shaft is connected between the secondary transmission gear and the outer casing, an output shaft for power output is provided on the output gear, a connecting table formed by downward protrusions is provided on an upper end face of the outer casing, and one end of the first connecting shaft is connected with the connecting table. The utility model has the advantages of reasonable structure, difficult clamping stagnation and stable performance.

With respect to the above and related art, the inventors believe that there are often the following drawbacks: in the running process of the speed reducer, the noise generated by the running of the motors is superimposed, so that the noise generated by the speed reducer is larger, a plurality of speed reducers are often operated in an industrial scene, and the noise generated at the moment can cause larger damage to ears of staff in a factory.

For this purpose, we propose a multi-stage speed reducer.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems occurring in the prior art.

Therefore, the utility model aims to provide a multistage speed reducer, which solves the problem that noise generated by the speed reducer can cause discomfort to workers to a certain extent.

In order to achieve the above object, the present utility model provides the following technical solutions:

the multistage speed reducer comprises a base, wherein four auxiliary motors are arranged on the surface of the base, a main motor is arranged on the surface of the base, and a shaft lever is rotatably connected inside the main motor;

the upper surface of base is equipped with noise reducer for absorb the produced noise of main motor and vice motor, the surface of axostylus axostyle is equipped with lubricating arrangement, is used for lubricating the surface of axostylus axostyle, reduces the friction that produces when axostylus axostyle rotates.

Preferably, the noise reduction device comprises two folding blocks, the folding blocks are fixedly connected to the surface of the base, a bolt rod is spirally arranged on the inner wall of each folding block in a penetrating mode, the upper end of each bolt rod is fixedly connected with a rotating block, the lower end of each bolt rod is rotationally connected with a limiting block, the noise reduction device is arranged, noise generated by the main motor and the auxiliary motor can be absorbed through the sound absorption sponge, and damage to ears of workers due to noise generated by a plurality of speed reducers in a large-scale factory is prevented.

Preferably, the surface of the folding block is inserted with two limiting rods in a sliding way, the upper ends of the limiting rods are fixedly connected with round sheets, the lower ends of the limiting rods are fixedly connected with the surface of the limiting block, the surfaces of the limiting rods are sleeved with springs, the two ends of each spring are respectively and fixedly connected with the folding block and the limiting block, the setting of gag lever post can prevent that the stopper from rotating at the in-process that removes to influence the spacing effect of stopper, the setting of spring can make the stopper have upward movement's trend, reduces the degree of difficulty when personnel twist the bolt pole to a certain extent.

Further, one side that the stopper is close to the base fixedly connected with slipmat, slipmat's surface evenly distributed has a plurality of arch, and the slipmat can increase the frictional force between stopper and the sound sponge of inhaling to increase the spacing effect of stopper to a certain extent, protruding area of contact between stopper and the sound sponge of inhaling can be increased simultaneously.

Preferably, the lubricating device comprises a rectangular box, rectangular box fixed connection is on the surface of base, one side surface roll connection that rectangular box is close to the axostylus axostyle has the ball, the oil inlet has been seted up on the surface of rectangular box, the inner wall fixedly connected with filler pipe of oil inlet, the surface of filler pipe is equipped with the scale strip, the one end that the oil inlet was kept away from to the filler pipe is installed the pipe cap, the arc surface fixedly connected with of pipe cap connects the rope, the other end and the fixed surface connection of filler pipe of connecting the rope through setting up lubricating arrangement, can lubricate the surface of axostylus axostyle, avoids appearing the reduction gear in long-time use to the produced frictional force increase when leading to the axostylus axostyle to rotate, influences the life of motor, and the device can avoid personnel to dismantle the oiling to the machine simultaneously, has increased the practicality of device to a certain extent.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the noise reduction device is arranged, so that the noise generated by the main motor and the auxiliary motor can be absorbed through the sound absorption sponge, and the damage of the noise generated by a plurality of speed reducers to the ears of workers in a large-scale factory is prevented.

2. According to the utility model, the lubricating device is arranged, so that the surface of the shaft rod can be lubricated, the friction force generated when the shaft rod rotates is increased in the long-time use process of the speed reducer, the service life of a motor is influenced, meanwhile, the device can avoid the need of disassembling and oiling the machine by personnel, and the practicability of the device is increased to a certain extent.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a partially disassembled schematic illustration of the present utility model;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2 in accordance with the present utility model;

FIG. 4 is a schematic view of a portion of the structure of FIG. 1 according to the present utility model;

fig. 5 is an enlarged schematic view of the portion B of fig. 4 in the present utility model.

Reference numerals illustrate:

1. a base; 2. an auxiliary motor; 3. a main motor; 4. a noise reduction device; 41. folding blocks; 42. a limit rod; 43. a limiting block; 44. an anti-slip pad; 45. a protrusion; 46. a bolt rod; 47. a rotating block; 48. a circular piece; 49. a sound absorbing sponge; 5. a lubrication device; 51. a rectangular box; 52. an oil inlet; 53. a filler pipe; 54. a ball; 55. a duct cover; 56. a connecting rope; 57. a scale bar; 6. and a shaft lever.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a multistage speed reducer.

The utility model provides a multistage speed reducer as shown in fig. 1-2, which comprises a base 1, wherein four auxiliary motors 2 are arranged on the surface of the base 1, a main motor 3 is arranged on the surface of the base 1, and a shaft lever 6 is rotatably connected inside the main motor 3;

the upper surface of base 1 is equipped with noise reducer 4 for absorb the produced noise of main motor 3 and vice motor 2, and the surface of axostylus axostyle 6 is equipped with lubricating arrangement 5, is used for lubricating the surface of axostylus axostyle 6, reduces the friction that produces when axostylus axostyle 6 rotates.

In order to limit the sound absorbing sponge 49, as shown in fig. 2-3, the noise reduction device 4 comprises two folding blocks 41, the folding blocks 41 are fixedly connected to the surface of the base 1, a bolt rod 46 is spirally arranged on the inner wall of the folding block 41 in a penetrating mode, a rotating block 47 is fixedly connected to the upper end of the bolt rod 46, and a limiting block 43 is rotatably connected to the lower end of the bolt rod 46.

When the noise reduction device 4 is needed, the annular sound-absorbing sponge 49 can be placed on the surface of the base 1, at the moment, a person can twist the rotating block 47, the rotating block 47 can drive the bolt rod 46 to rotate on the internal threads of the folding block 41, at the moment, the limiting block 43 can move towards the edge of the sound-absorbing sponge 49, and when the limiting block 43 extrudes the sound-absorbing sponge 49, the sound-absorbing sponge 49 can be fixed on the surface of the base 1, so that the sound-absorbing sponge 49 is assembled on the surface of the base 1.

In order to prevent the stopper 43 from rotating during the movement, as shown in fig. 2-3, two stop rods 42 are slidably inserted on the surface of the folding block 41, the upper ends of the stop rods 42 are fixedly connected with round pieces 48, the lower ends of the stop rods 42 are fixedly connected with the surface of the stopper 43, springs are sleeved on the surface of the stop rods 42, and two ends of each spring are fixedly connected with the folding block 41 and the stopper 43 respectively.

The setting of gag lever post 42 can prevent that stopper 43 from rotating at the in-process that removes to influence the spacing effect of stopper 43, and the setting of spring can make stopper 43 have upward movement's trend, reduces the degree of difficulty when personnel twist bolt rod 46 to a certain extent.

In order to increase the limiting effect of the limiting block 43, as shown in fig. 3, a non-slip mat 44 is fixedly connected to one side of the limiting block 43, which is close to the base 1, and a plurality of protrusions 45 are uniformly distributed on the surface of the non-slip mat 44.

The friction force between the limiting block 43 and the sound-absorbing sponge 49 can be increased by the anti-slip pad 44, so that the limiting effect of the limiting block 43 is increased to a certain extent, and meanwhile, the contact area between the limiting block 43 and the sound-absorbing sponge 49 can be increased by the protrusions 45.

Finally, in order to reduce the friction force generated when the shaft lever 6 rotates, as shown in fig. 4-5, the lubrication device 5 comprises a rectangular box 51, the rectangular box 51 is fixedly connected to the surface of the base 1, a ball 54 is in rolling connection with one side surface of the rectangular box 51, which is close to the shaft lever 6, an oil inlet 52 is formed in the surface of the rectangular box 51, an oil filler pipe 53 is fixedly connected to the inner wall of the oil inlet 52, a scale bar 57 is arranged on the surface of the oil filler pipe 53, a pipeline cover 55 is installed at one end, far away from the oil inlet 52, of the oil filler pipe 53, a connecting rope 56 is fixedly connected to the arc surface of the pipeline cover 55, and the other end of the connecting rope 56 is fixedly connected with the surface of the oil filler pipe 53.

When needs are to the inside lubricating oil that adds of rectangle case 51, personnel can extract the inside of pipe lid 55 follow the oil filler pipe 53, personnel can add lubricating oil to the inside of rectangle case 51 this moment, because there is the space in junction between ball 54 and the rectangle case 51 to balanced the inside atmospheric pressure of rectangle case 51, on axostylus axostyle 6 rotates, ball 54 can roll on the surface of axostylus axostyle 6, thereby ball 54 can evenly smear the inside lubricating oil of rectangle case 51 on the surface of pivot, oil filler pipe 53 is transparent simultaneously, and the surface of oil filler pipe 53 is equipped with scale strip 57, the volume that convenient personnel control lubricating oil was injected.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The multistage speed reducer comprises a base (1), and is characterized in that four auxiliary motors (2) are arranged on the surface of the base (1), a main motor (3) is arranged on the surface of the base (1), and a shaft lever (6) is rotatably connected in the main motor (3);

the upper surface of base (1) is equipped with noise reducer (4) for absorb the produced noise of main motor (3) and vice motor (2), the surface of axostylus axostyle (6) is equipped with lubricating arrangement (5), is used for lubricating the surface of axostylus axostyle (6), reduces the friction that produces when axostylus axostyle (6) rotate.

2. The multistage speed reducer according to claim 1, wherein the noise reduction device (4) comprises two folding blocks (41), the folding blocks (41) are fixedly connected to the surface of the base (1), bolt rods (46) are spirally arranged on the inner walls of the folding blocks (41) in a penetrating mode, rotating blocks (47) are fixedly connected to the upper ends of the bolt rods (46), and limiting blocks (43) are rotatably connected to the lower ends of the bolt rods (46).

3. The multistage speed reducer according to claim 2, wherein two limiting rods (42) are inserted on the surface of the folding block (41) in a sliding manner, round pieces (48) are fixedly connected to the upper ends of the limiting rods (42), the lower ends of the limiting rods (42) are fixedly connected with the surface of the limiting blocks (43), springs are sleeved on the surface of the limiting rods (42), and two ends of each spring are fixedly connected with the folding block (41) and the limiting blocks (43) respectively.

4. The multistage speed reducer according to claim 2, wherein a non-slip mat (44) is fixedly connected to one side of the limiting block (43) close to the base (1), and a plurality of protrusions (45) are uniformly distributed on the surface of the non-slip mat (44).

5. The multistage speed reducer according to claim 1, wherein the lubrication device (5) comprises a rectangular box (51), the rectangular box (51) is fixedly connected to the surface of the base (1), balls (54) are connected to one side surface of the rectangular box (51) close to the shaft lever (6) in a rolling manner, an oil inlet (52) is formed in the surface of the rectangular box (51), and an oil injection pipe (53) is fixedly connected to the inner wall of the oil inlet (52).

6. The multistage speed reducer according to claim 5, wherein a scale bar (57) is arranged on the surface of the oil filler pipe (53), a pipeline cover (55) is installed at one end, far away from the oil inlet (52), of the oil filler pipe (53), a connecting rope (56) is fixedly connected to an arc surface of the pipeline cover (55), and the other end of the connecting rope (56) is fixedly connected with the surface of the oil filler pipe (53).