CN215763081U

CN215763081U - Gear box for milling head

Info

Publication number: CN215763081U
Application number: CN202121424260.3U
Authority: CN
Inventors: 霍福权; 霍召龙
Original assignee: Jiangsu Mingyang Yujie Machinery Co ltd
Current assignee: Jiangsu Mingyang Yujie Machinery Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-02-08
Anticipated expiration: 2031-06-25

Abstract

The utility model relates to a gear box for a milling head, which is provided with a box body and a motor which are in driving connection, wherein a bearing of the box body is connected with an input shaft, an intermediate shaft and an output shaft, the input shaft is connected with a first gear, the intermediate shaft is connected with a second gear and a third gear, the output shaft is connected with a fourth gear and a fifth gear, the first gear is matched with the second gear, the third gear is matched with the fourth gear, the second gear is matched with the fifth gear, and the intermediate shaft is fixedly connected with an induction type hydraulic cylinder. The utility model has simple structure and reasonable layout, drives the second gear and the third gear on the middle shaft to lift through the lifting of the induction type hydraulic cylinder, ensures that the second gear can be matched with the fifth gear or the third gear can be matched with the fourth gear to shift the speed at one time, is convenient and quick, and can better adapt to the requirements of different working conditions.

Description

Gear box for milling head

Technical Field

The utility model relates to the technical field of industrial manufacturing, in particular to a gear box for a milling head.

Background

The gear box is an important component in the milling head unit, and can change the transmission connection relationship between a driving device and an output device of the equipment, so that the equipment can output different torques and rotating speeds, and the use requirements of the equipment on large torque and high rotating speed can be met. The power output rotating speed range provided by the common gear box for the milling head in the market is relatively narrow, the torque range is limited, and the requirements of some working conditions cannot be well met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a gear box for a milling head.

The technical scheme for realizing the purpose of the utility model is as follows: the utility model provides a gear box for cutter head, has box and the motor that the drive is connected, box bearing is connected with input shaft, jackshaft, output shaft, the input shaft is connected with first gear, the jackshaft is connected with second gear, third gear, output shaft has fourth gear, fifth gear, first gear with the cooperation of second gear, the third gear with the cooperation of fourth gear, the second gear with the cooperation of fifth gear, jackshaft fixed connection is in induction type pneumatic cylinder.

In the technical scheme, the diameter of the second gear is larger than that of the third gear, and the diameter of the fourth gear is larger than that of the fifth gear.

According to the technical scheme, the third gear is sleeved on the intermediate shaft, and the second gear is sleeved on the third gear.

According to the technical scheme, the second gear is located above the third gear.

According to the technical scheme, the fourth gear is located below the fifth gear at intervals.

The technical scheme is that the induction type hydraulic cylinder is provided with a first sensor and a second sensor.

According to the technical scheme, the right side of the box body is provided with the rectangular grooves.

After the technical scheme is adopted, the utility model has the following positive effects:

the utility model has simple structure and reasonable layout, drives the second gear and the third gear on the middle shaft to lift through the lifting of the induction type hydraulic cylinder, ensures that the second gear can be matched with the fifth gear or the third gear can be matched with the fourth gear to shift the speed at one time, is convenient and quick, and can better adapt to the requirements of different working conditions.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which

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

fig. 2 is a schematic cross-sectional structure of the present invention.

In the figure: the hydraulic control device comprises a box body 1, a motor 2, an input shaft 3, an intermediate shaft 4, an output shaft 5, a first gear 31, a second gear 41, a third gear 42, a fourth gear 51, a fifth gear 52, an induction hydraulic cylinder 6, a first sensor 61, a second sensor 62, a rectangular groove 7, a high-speed oil pressure inlet 63 and a low-speed oil pressure inlet 64.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

(example 1)

Referring to fig. 1 and 2, the utility model provides a gear box for a milling head, which comprises a box body 1 and a motor 2 which are in driving connection, wherein the box body 1 is in bearing connection with an input shaft 3, an intermediate shaft 4 and an output shaft 5, the input shaft 3 is connected with a first gear 31, the intermediate shaft 4 is connected with a second gear 41 and a third gear 42, the output shaft is connected with a fourth gear 51 and a fifth gear 52, the first gear 31 is matched with the second gear 41, the third gear 42 is matched with the fourth gear 51, the second gear 41 is matched with the fifth gear 52, and the intermediate shaft 4 is fixedly connected with an induction type hydraulic cylinder 6. The motor 2 is connected with the input shaft 3 in a driving mode, the input shaft 3 is driven to rotate by the motor 2 in the box body 1, and the first gear 31 on the input shaft 3 drives the second gear 41 to rotate. When a low gear is required, the induction hydraulic cylinder 6 drives the intermediate shaft 4 to descend, so that the third gear 42 is matched with the fourth gear 51, the output shaft 5 is driven to rotate, and the output shaft 5 drives the milling head to rotate. When a high gear is required, the induction hydraulic cylinder 6 drives the intermediate shaft 4 to ascend, so that the second gear 41 is matched with the fifth gear 52, the output shaft 5 is driven to rotate, and the output shaft 5 drives the milling head to rotate. In the high gear, the rotation speed of the output shaft is 5 times that of the low gear.

The diameter of the second gear 41 is larger than the diameter of the third gear 42, and the diameter of the fourth gear 51 is larger than the diameter of the fifth gear 52. The second gear 41 is gear-engaged with the fifth gear 52, and the third gear 42 is gear-engaged with the fourth gear 51.

The third gear 42 is sleeved on the intermediate shaft 4, and the second gear 41 is sleeved on the third gear 42.

The second gear 41 is located above the third gear 42.

The fourth gear 51 is spaced below the fifth gear 52.

The induction type hydraulic cylinder 6 is provided with a first sensor 61 and a second sensor 62. The first sensor 61 and the second sensor 62 sense when the piston rod of the hydraulic cylinder 6 is raised or lowered, and change the oil through the high-speed oil pressure inlet 63 and the low-speed oil pressure inlet 64, respectively. The oil return port, the overflow port, and the connection method of the high-speed hydraulic inlet 63 and the low-speed hydraulic inlet 64 are regarded as the prior art, and will not be described herein in detail.

A plurality of rectangular grooves 7 are formed in the right side of the box body 1. The box body 1 is provided with a threaded hole at a position corresponding to the rectangular groove 7, so that the box body is convenient to be bolted to a position to be used.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a gear box for cutter head which characterized in that: box (1) and motor (2) with drive connection, box (1) bearing connection has input shaft (3), jackshaft (4), output shaft (5), input shaft (3) are connected with first gear (31), jackshaft (4) are connected with second gear (41), third gear (42), output shaft connection has fourth gear (51), fifth gear (52), first gear (31) with second gear (41) cooperation, third gear (42) with fourth gear (51) cooperation, second gear (41) with fifth gear (52) cooperation, jackshaft (4) fixed connection is in induction type hydraulic cylinder (6).

2. A gear box for a milling head according to claim 1, characterized in that: the diameter of the second gear (41) is larger than the diameter of the third gear (42), and the diameter of the fourth gear (51) is larger than the diameter of the fifth gear (52).

3. A gear box for a milling head according to claim 1, characterized in that: the third gear (42) is sleeved on the intermediate shaft (4), and the second gear (41) is sleeved on the third gear (42).

4. A gear box for a milling head according to claim 3, characterized in that: the second gear (41) is located above the third gear (42).

5. A gear box for a milling head according to claim 1, characterized in that: the fourth gear (51) is spaced below the fifth gear (52).

6. A gear box for a milling head according to claim 1, characterized in that: the induction type hydraulic cylinder (6) is provided with a first sensor (61) and a second sensor (62).

7. A gear box for a milling head according to claim 1, characterized in that: a plurality of rectangular grooves (7) are formed in the right side of the box body (1).