CN214146429U

CN214146429U - Core support type gear box for rotary cultivator

Info

Publication number: CN214146429U
Application number: CN202023019228.5U
Authority: CN
Inventors: 郭文标; 蒋其霖
Original assignee: Jiangsu Guwei Agricultural Machinery Technology Co ltd
Current assignee: Jiangsu Guwei Agricultural Machinery Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-07
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a core posture gear box for rotary cultivator, include: the device comprises an outer shell, an inner shell and a steel structure machine core bracket; a cavity is formed between the outer shell and the inner shell; the steel structure movement bracket is arranged in the cavity; the steel structure movement bracket comprises two parallel and opposite steel plates, the two steel plates are connected with each other from top to bottom through a plurality of positioning and supporting pin shafts, four bearing seats are arranged on the two steel plates, and a first bearing, a second bearing, a third bearing and a fourth bearing are respectively arranged in the four bearing seats arranged from top to bottom; when the utility model needs to be maintained, the abrasion and the strong condition of each gear and bearing can be observed by opening the outer shell, which is convenient and fast; the utility model discloses an assembly type gear box assembly is simple, and the equipment is quick, and corresponds in every bearing frame and set up corresponding bearing, and the quick discernment of the bearing of being convenient for confirms wearing and tearing and the maintenance condition of each part in the gear box in the short time of being convenient for, improves the maintenance and the maintenance efficiency of gear box greatly.

Description

Core support type gear box for rotary cultivator

Technical Field

The utility model relates to a gear box especially relates to a core posture gear box for rotary cultivator.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing. The soil breaking machine has the characteristics of strong soil breaking capacity, flat ground surface after ploughing and the like, so that the soil breaking machine is widely applied; meanwhile, the stubble buried below the ground surface can be cut up, the operation of the seeder is convenient, and a good seedbed is provided for later-stage seeding. At present, all gear boxes used by rotary cultivators are in a casting or steel plate welding closed structure form, and the gear boxes are difficult to assemble and overhaul due to heavy weight, so that the overhaul efficiency of the gear boxes is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model provides a core posture gear box for rotary cultivator.

The utility model provides a technical scheme that its technical problem adopted is: a core support type gear box for a rotary cultivator comprises: the device comprises an outer shell, an inner shell and a steel structure machine core bracket; a cavity is formed between the outer shell and the inner shell; the steel structure movement bracket is arranged in the cavity;

the steel structure movement bracket comprises two parallel and opposite steel plates, the two steel plates are connected with each other from top to bottom through a plurality of positioning support pin shafts, four bearing seats are arranged on the two steel plates, and a first bearing, a second bearing, a third bearing and a fourth bearing are respectively arranged in the four bearing seats arranged from top to bottom;

a power input spline shaft is arranged in the first bearing, and a driving gear is arranged on the power input spline shaft; a first idle wheel spline shaft is arranged in the second bearing, and a first idle wheel matched with the driving gear is arranged on the outer ring of the first idle wheel spline shaft; a second idle wheel spline shaft is arranged in the third bearing, and a second idle wheel meshed with the first idle wheel is arranged on the outer ring of the second idle wheel spline shaft; a power output spline shaft is arranged in the fourth bearing, and a driven gear meshed with the second intermediate wheel is arranged on the outer ring of the power output spline shaft;

and the inner shell is provided with a plurality of through holes which are respectively matched with the first bearing, the second bearing, the third bearing and the fourth bearing.

The utility model discloses an in the embodiment, stretch out power input integral key shaft and stretch out power output integral key shaft department on the interior casing and all be equipped with logical lid, lead to through bolted connection between lid and the interior casing, just lead to still being equipped with between lid and the interior casing and lead to the lid gasket.

In an embodiment of the present invention, an oil seal is further disposed between the through cover and the power input spline shaft.

The utility model discloses an embodiment, steel construction core support still is equipped with the stifle on being close to shell body one side.

The utility model discloses an in the embodiment, be equipped with the oil filling hole stopper respectively in the oilhole of the top of shell body and bottom, transfer the oil plug, between oil filling hole plug and oilhole, transfer and still be equipped with the sealed pad of oilhole between oil plug and oilhole.

In an embodiment of the present invention, the outer shell is connected to the inner shell by a bolt and a nut, and a shell sealing gasket is disposed at a joint of the outer shell and the inner shell.

The utility model has the advantages that: compared with the existing gear box which is in a closed structure form of casting or steel plate welding, the gear box can observe the wear and the sound conditions of all gears and bearings by folding the outer shell when in maintenance operation, and is convenient and quick; the utility model discloses an assembly type gear box assembly is simple, and the equipment is quick, and corresponds in every bearing frame and set up corresponding bearing, and the quick discernment of the bearing of being convenient for confirms wearing and tearing and the maintenance condition of each part in the gear box in the short time of being convenient for, improves the maintenance and the maintenance efficiency of gear box greatly.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a cross-sectional view B-B of FIG. 1;

FIG. 3 is a schematic structural view of the steel structure movement bracket of the present invention;

FIG. 4 is a sectional view A-A of FIG. 3;

fig. 5 is a schematic structural view of the inner shell of the present invention;

FIG. 6 is a left side view of FIG. 5;

fig. 7 is a schematic structural diagram of the outer casing of the present invention;

fig. 8 is a right side view of fig. 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1 to 8, a core support type gear box for a rotary cultivator comprises: the structure comprises an outer shell 100, an inner shell 200 and a steel structure movement bracket 300; a cavity is formed between the outer shell 100 and the inner shell 200; the steel structure movement bracket is arranged in the cavity;

as shown in fig. 3 and 4, the steel structure movement bracket comprises two parallel and opposite steel plates 301, and the two steel plates 301 are connected from top to bottom through a plurality of positioning support pin shafts 301a, so that the structure strength is high, and the stability is good; four bearing seats 302 are arranged on the two steel plates 301, and a first bearing 303, a second bearing 304, a third bearing 305 and a fourth bearing 306 are respectively arranged in the four bearing seats arranged from top to bottom;

as shown in fig. 2, a power input spline shaft 401 is arranged in the first bearing 303, and a driving gear 402 is arranged on the power input spline shaft 401; a first intermediate wheel spline shaft 403 is arranged in the second bearing 304, and a first intermediate wheel 404 matched with the driving gear 402 is arranged on the outer ring of the first intermediate wheel spline shaft 403; a second idle gear spline shaft 405 is arranged in the third bearing 305, and a second idle gear 406 meshed with the first idle gear 404 is arranged on the outer ring of the second idle gear spline shaft 405; a power output spline shaft 407 is arranged in the fourth bearing 306, and a driven gear 408 meshed with the second intermediate gear 406 is arranged on the outer ring of the power output spline shaft 407;

as shown in fig. 5 and 6, the inner housing 200 is provided with a plurality of through holes 201 respectively matched with the first bearing, the second bearing, the third bearing and the fourth bearing.

The utility model discloses when the equipment, at first assemble steel construction core support, then pack into corresponding bearing frame respectively with primary shaft to fourth bearing in, then pack into power input integral key shaft, first idle wheel integral key shaft, second idle wheel integral key shaft and power take off integral key shaft and pack into corresponding bearing in, at last again with interior casing and shell body equipment together, accomplish the equipment.

Compared with the prior gear box which is in a closed structure form of casting or steel plate welding, the utility model discloses after finishing the assembly, the wear and tear condition of each gear and bearing can be observed to the outer casing of taking apart when needing to overhaul the operation, convenient and fast; the utility model discloses an assembly type gear box assembly is simple, and the equipment is quick, and corresponds in every bearing frame and set up corresponding bearing, and the quick discernment of the bearing of being convenient for confirms wearing and tearing and the maintenance condition of each part in the gear box in the short time of being convenient for, improves the maintenance and the maintenance efficiency of gear box greatly.

The parts of the inner shell 200, extending out of the power input spline shaft 401 and extending out of the power output spline shaft 407 are provided with through covers 501, the through covers 501 are connected with the inner shell 200 through bolts, a through cover gasket 601 is arranged between the through covers 501 and the inner shell 200, and the sealing performance of the assembled gear box is improved. In order to further improve the sealing performance of the gear box, an oil seal 602 is further provided between the through cover 501 and the power input spline shaft 401. A blank cap 603 is further disposed on one side of the steel structure movement bracket 300 close to the outer shell 100.

Oil holes at the top end and the bottom end of the outer shell 100 are respectively provided with an oil filling hole plug 701 and an oil discharging hole plug 702, and oil hole sealing gaskets 604 are arranged between the oil filling hole plug 701 and the oil holes and between the oil discharging hole plug 702 and the oil holes. The outer casing 100 and the inner casing 200 are connected by bolts and nuts, and a casing gasket 605 is provided at the joint between the outer casing 100 and the inner casing 200.

The utility model discloses a gear box adopts the mode of assembly, and the installation and the dismantlement of being convenient for are convenient for maintain and maintain the gear box, improve the maintenance efficiency of gear box greatly.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims

1. The utility model provides a core posture gear box for rotary cultivator which characterized in that includes: the device comprises an outer shell, an inner shell and a steel structure machine core bracket; a cavity is formed between the outer shell and the inner shell; the steel structure movement bracket is arranged in the cavity;

2. A movement bracket type gear box for a rotary cultivator according to claim 1, wherein the parts of the inner shell, which extend out of the power input spline shaft and the power output spline shaft, are provided with through covers, the through covers are connected with the inner shell through bolts, and a through cover gasket is arranged between the through covers and the inner shell.

3. A movement bracket type gear box for a rotary cultivator according to claim 2, wherein an oil seal is further arranged between the through cover and the power input spline shaft.

4. A movement frame type gear box for a rotary cultivator according to claim 1, wherein a blank cap is further provided on one side of the steel structure movement frame close to the outer shell.

5. A movement bracket type gear box for a rotary cultivator according to claim 4, wherein oil holes at the top end and the bottom end of the outer shell are respectively provided with an oil filling hole plug and an oil discharging plug, and oil hole sealing gaskets are arranged between the oil filling hole plug and the oil hole and between the oil discharging plug and the oil hole.

6. A movement bracket type gear box for a rotary cultivator according to claim 1, wherein the outer shell is connected with the inner shell through bolts and nuts, and a shell sealing gasket is arranged at the joint of the outer shell and the inner shell.

7. A movement frame type gear box for a rotary cultivator according to any one of claims 1 to 6, wherein the outer housing and the inner housing are made of steel.