CN202158143U - Two-way multi-speed reducer assembly - Google Patents

Abstract

The utility model discloses a bidirectional multispeed speed reducer assembly, which comprises a speed reducer shell, wherein a power input shaft is arranged on the speed reducer shell, the inner end of the power input shaft is connected with a speed reducer, the speed reducer is meshed with a first output gear through a transmission gear, and the first output gear is fixedly connected with a first output shaft; a second output shaft, a third output shaft and a fourth output shaft are respectively sleeved on the first output shaft; a second output gear, a third output gear and a fourth output gear are correspondingly and fixedly connected to the second output shaft, the third output shaft and the fourth output shaft; the first output gear is meshed with the second output gear through the second transmission gear, the second output gear is meshed with the third output gear through the third transmission gear, and the third output gear is meshed with the fourth output gear through the fourth transmission gear. The utility model has the advantages of only need a power input just can realize the output of four kinds of different rotational speed outputs and just, two kinds of outputs that turn to in the contrary, durable etc.

Description

Two-way multi-speed reducer assembly

【Technical field】

The invention relates to a speed reducer, in particular to a bidirectional multi-speed reducer assembly.

【Background technique】

The transmission structure of the existing two-way multi-speed gear combination, especially the transmission structure of the two-way multi-speed gear combination used in the polishing machine for grinding optical lenses, requires the transmission structure to have four different rotational speed outputs and two kinds of forward and reverse steering outputs. . However, the existing transmission structure needs to use two power input shafts to meet the requirements of four different rotational speed outputs and output of forward and reverse directions, that is to say, two motors need to be used as power input.

The transmission structure of this gear combination is not only bulky, but also complicated in structure, and the maintenance cost is very high, especially the cost of replacing parts is high. In addition, this kind of reducer is not immersed in lubricating oil, so the noise is large, and there is no cooling function, the service life is short, and the use effect is not good.

The present invention is made under such circumstances.

【Content of invention】

The purpose of the present invention is to overcome the deficiencies in the prior art and provide a durable and effective bidirectional multi-speed reducer that can realize four different rotational speed outputs and output of forward and reverse steering with only one power input total commitment.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions:

The two-way multi-speed reducer assembly includes a reducer housing, which is characterized in that a power input shaft is arranged on the reducer housing, and a reduction device is connected to the inner end of the power input shaft. The reduction device communicates with the first output through the transmission gear. gear meshing, the first output gear is fixedly connected with the first output shaft; the second output shaft, the third output shaft and the fourth output shaft are respectively sleeved on the first output shaft; the second output shaft, the third output shaft The second output gear, the third output gear and the fourth output gear are fixedly connected to the fourth output shaft; the first output gear meshes with the second output gear through the second transmission gear, and the second output gear The gear meshes with the third output gear, and the third output gear meshes with the fourth output gear through the fourth transmission gear.

The bidirectional multi-speed reducer assembly described above is characterized in that the first output gear, the second output gear, the third output gear, and the fourth output gear are all spur gears or helical gears.

The bidirectional multi-speed reducer assembly as described above is characterized in that the fourth transmission gear includes a bull gear and a pinion, the bull gear and the pinion are connected through a shaft, the bull gear meshes with the third output gear, and the small gear meshes with the third output gear. The gear meshes with the fourth output gear.

The bi-directional multi-speed reducer assembly described above is characterized in that a lubricating oil cooling system is provided on the reducer housing, and the lubricating oil cooling system includes an oil pump, an oil inlet pipe and an oil return pipe.

Compared with the prior art, the present invention has the following advantages:

The present invention adopts a power input shaft, through the transmission of multiple gears and precise cooperation, the present invention can realize the output of four different speeds and the output of forward and reverse steering, which greatly simplifies the existing structure and improves the use effect. good.

In addition, there is a lubricating oil cooling system on the reducer housing, which protects the various gears in the reducer housing well, and greatly prolongs the service life.

【Description of drawings】

Fig. 1 is a sectional view of the present invention.

Figure 2 is a side view of the present invention.

Figure 3 is a top view of the present invention.

【Detailed ways】

The present invention is described in detail below in conjunction with accompanying drawing:

As shown in the figure, the two-way multi-speed reducer assembly includes a reducer housing 1, and a power input shaft 2 is arranged on the reducer housing 1. The inner end of the power input shaft 2 is connected to a reduction device 3. After deceleration Device 3, allowing the input speed to be shifted for the first time. The reduction gear 3 meshes with the first output gear 5 through the transmission gear 4 , and the first output gear 5 is fixedly connected with the first output shaft 6 . In this way, the first output gear 5 drives the first output shaft 6 to rotate, so as to realize the output of the first speed and forward rotation direction of the reducer.

A second output shaft 7 , a third output shaft 8 and a fourth output shaft 9 are respectively sheathed on the first output shaft 6 . On the second output shaft 7, the third output shaft 8 and the fourth output shaft 9, the second output gear 10, the third output gear 11, and the fourth output gear 12 are correspondingly fixedly connected, so that the second output gear 10. The third output gear 11 and the fourth output gear 12 can correspondingly drive the second output shaft 7 , the third output shaft 8 and the fourth output shaft 9 to rotate.

The first output gear 5 meshes with the second output gear 10 through the second transmission gear 13 , and the rotation of the second output gear 10 is opposite to that of the first output gear 5 , so that the output of the second output gear 10 is reversed. In addition, through the transmission of the second transmission gear 13 , the rotation speed of the second output gear 10 is different from the rotation speed of the first output gear 5 . The output rotation speed and direction of rotation of the second output gear 10 are different from those of the first output gear 5 . Realize the output of the second speed and reverse direction of the reducer.

The second output gear 10 meshes with the third output gear 11 through the third transmission gear 14 . Then the steering of the third output gear 11 is opposite to that of the second output gear 10, so that the third output gear 11 outputs in reverse direction. In addition, through the transmission of the third transmission gear 14 , the rotation speed of the third output gear 11 is different from the rotation speed of the second output gear 10 . Both the output speed and the direction of rotation of the third output gear 11 are different from those of the second output gear 10 . Realize the output of the third speed and forward rotation direction of the reducer.

The third output gear 11 meshes with the fourth output gear 12 through the fourth transmission gear 15 . Then the steering of the fourth output gear 12 is opposite to that of the third output gear 11, so that the fourth output gear 12 outputs in reverse direction. In addition, through the transmission of the fourth transmission gear 15 , the rotation speed of the fourth output gear 12 is different from the rotation speed of the third output gear 11 . Both the output speed and the direction of rotation of the fourth output gear 12 are different from those of the third output gear 11 . Realize the output of the fourth speed and reverse direction of the reducer.

Like this, the present invention just realizes the output of four kinds of different speeds, in the output of kind of different speeds, there are the output of two kinds of different steering.

As a preferred mode of this embodiment, the first output gear 5 , the second output gear 10 , the third output gear 11 and the fourth output gear 12 are all spur gears or helical gears.

As a preferred mode of this embodiment, the fourth transmission gear 15 includes a large gear 151 and a small gear 152, the large gear 151 and the small gear 152 are connected by a shaft 153, the large gear 151 meshes with the third output gear 11, The pinion gear 152 meshes with the fourth output gear 12 .

As a preferred mode of this embodiment, a lubricating oil cooling system is also provided on the reducer housing 1, and the lubricating oil cooling system includes an oil pump, an oil inlet pipe and an oil return pipe. In addition, in the reducer housing 1 there are also Equipped with a filter for cooling lubricating oil. The oil pump, oil inlet pipe and oil return pipe are used to well protect the various gears in the reducer housing, and the service life is greatly extended.

Claims (4)

1. two-way how fast speed reducer assembly; Include reducer shell (1); It is characterized in that reducer shell (1) is provided with power input shaft (2); The inner end of power input shaft (2) is connected with speed reducer (3), and speed reducer (3) is through driving gear (4) and first output gear (5) engagement, and first output gear (5) is fixedly connected with first output shaft (6); On first output shaft (6), be arranged with second output shaft (7), the 3rd output shaft (8) and the 4th output shaft (9) respectively; On second output shaft (7), the 3rd output shaft (8) and the 4th output shaft (9), correspondingly be fixedly connected with second output gear (10), the 3rd output gear (11), the 4th output gear (12); First output gear (5) is through second driving gear (13) and second output gear (10) engagement; Second output gear (10) is through the 3rd driving gear (14) and the 3rd output gear (11) engagement, and the 3rd output gear (11) is through the 4th driving gear (15) and the 4th output gear (12) engagement.

2. two-way how fast speed reducer assembly according to claim 1 is characterized in that said first output gear (5), second output gear (10), and the 3rd output gear (11), the 4th output gear (12) is spur gear or helical gear.

3. two-way how fast speed reducer assembly according to claim 1 and 2; It is characterized in that said the 4th driving gear (15) includes gearwheel (151) and small gear (152); Connect through axle (153) between gearwheel (151) and the small gear (152); Gearwheel (151) and the 3rd output gear (11) engagement, small gear (152) and the 4th output gear (12) engagement.

4. two-way how fast speed reducer assembly according to claim 1 and 2 is characterized in that on said reducer shell (1), also being provided with lubricating oil cooling system, and this lubricating oil cooling system includes oil pump, oil inlet pipe and return tube.

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