CN217898569U

CN217898569U - Transmission shaft device for swing arm type agricultural machinery

Info

Publication number: CN217898569U
Application number: CN202221928577.5U
Authority: CN
Inventors: 叶长胜; 冯现宝; 张芳芳; 刘同朝
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-25
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a swing arm type is transmission shaft device for agricultural machine relates to agricultural machine technical field, specifically is including the driving shaft, the one end of driving shaft is provided with universal joint, universal joint's the first main shaft of one end fixedly connected with, the one end of first main shaft is provided with the regulating spindle, the surface of regulating spindle is provided with fixed cover, the outer fixed surface of fixed cover is connected with the dead lever, the one end of dead lever is rotated and is connected with the support cover. This swing arm type transmission shaft device for agricultural machine sets up through the cooperation of regulating spindle, fixed cover, dead lever, support cover, bracing piece, fixed block, elevator, movable plate, fixed plate, hydraulic stem, rack and motor, can control hydraulic stem and motor as required at the in-process that uses, drives the regulating spindle and removes to the effect of the angle between first main shaft and the second main shaft has been played and has been changed, has reached the purpose that increases the device adaptability.

Description

Transmission shaft device for swing arm type agricultural machinery

Technical Field

The utility model relates to the technical field of agricultural machinery, specifically a swing arm type transmission shaft device for agricultural machinery.

Background

Swing arm type agricultural machine has lawn mower, rotary cultivator etc. usually, and the angle of its frame can be adjusted to obtain different working areas or be convenient for adapt to operating modes such as transportation, when frame angle and direction change, transmission shaft device need can guarantee to carry out the steady drive to follower, thereby guarantee agricultural machine's steady operation.

The direction is single for some swing arms of current swing arm type for agricultural machine transmission shaft device, and follower can only remove in single direction for its suitability is relatively poor, and the length adjustment of transmission shaft is inconvenient in the use of some transmission shaft device, and the length overlength of transmission shaft can arouse driven poor stability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a transmission shaft device for swing arm type agricultural machine has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a swing arm type is transmission shaft device for agricultural machine, includes the driving shaft, the one end of driving shaft is provided with universal joint, the first main shaft of universal joint's one end fixedly connected with, the one end of first main shaft is provided with the regulating spindle, the surface of regulating spindle is provided with fixed cover, the outer fixed surface of fixed cover is connected with the dead lever, the one end of dead lever is rotated and is connected with and supports the cover, the surface that supports the cover rotates and is connected with the bracing piece, the one end fixedly connected with fixed block of bracing piece, one side of fixed block is provided with the elevator, elevator fixedly connected with movable plate, the below of movable plate is provided with the fixed plate.

Optionally, a lifting groove matched with the fixed block is formed in one side of the lifting block, a hydraulic rod is fixedly connected to the upper portion of the moving plate, and one end of the hydraulic rod is fixedly connected to one side of the fixed block.

Optionally, a moving groove is formed above the fixed plate, a rack is fixedly connected inside the moving groove, a motor is fixedly connected above the moving plate, a gear is fixedly connected to an output shaft of the motor, and the gear is meshed with the rack.

Optionally, a limit switch is arranged inside the moving groove, the limit switch is electrically connected with the motor through a wire, a control switch is arranged on one side of the fixing plate, and the control switch is electrically connected with the hydraulic rod and the motor through wires respectively.

Optionally, a fixing hole is formed in the upper portion of the fixing plate, a shock absorption pad is arranged below the fixing plate, and a second main shaft is arranged at one end of the adjusting shaft.

Optionally, the first main shaft includes a spline shaft, a shaft sleeve, a spring and a fixing column, the shaft sleeve is connected to the outer surface of the spline shaft in a sliding manner, a limiting groove is formed in the outer surface of the spline shaft, the spring is arranged in the limiting groove, and the fixing column is fixedly connected to one end of the spring.

Optionally, the outer surface of the fixing column is slidably connected with the inner surface of the limiting groove, and the outer surface of the shaft sleeve is provided with a limiting hole matched with the limiting shaft.

Optionally, the number of the limiting holes is multiple, and the distance between every two adjacent limiting holes is equal.

(III) advantageous effects

The utility model provides a transmission shaft device for swing arm type agricultural machine possesses following beneficial effect:

1. this a transmission shaft device for swing arm type agricultural machine, through the regulating spindle, fixed cover, the dead lever, support the cover, the bracing piece, the fixed block, the elevator, the movable plate, the fixed plate, the hydraulic stem, the cooperation setting of rack and motor, in-process when using can control hydraulic stem and motor as required, the motor drives the gear rotation, the gear passes through rack drive movable plate translation, the hydraulic stem drives the fixed block downstream simultaneously, the fixed block passes through the bracing piece and drives to support the cover and remove, it passes through the fixed cover removal of dead lever drive to support a section of thick bamboo, fixed cover drives the regulating spindle and removes, thereby the effect of the angle between first main shaft and the second main shaft of change has been played, the purpose of increasing the device adaptability has been reached.

2. This swing arm type transmission shaft device for agricultural machine, through the integral key shaft, the axle sleeve, the cooperation setting of spring and fixed column, the fixed column can be pressed down in the use to the in-process of using, then remove the integral key shaft, make the length that the integral key shaft stretches out change to some extent, and go into spacing downthehole with the fixed column card in suitable position, make first main shaft be in suitable length, thereby the effect of adjusting first main shaft length has been played, increased device stability has been reached, the purpose of the damage of reduction transmission shaft.

Drawings

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

fig. 2 is a side-view three-dimensional structural schematic diagram of the fixing sleeve of the present invention;

fig. 3 is a schematic structural view of the fixing sleeve of the present invention in a top view;

fig. 4 is a schematic structural view of a front section of a fixing plate of the present invention;

fig. 5 is a schematic structural view of the fixing column section of the present invention.

In the figure: 1. a drive shaft; 2. a universal coupling; 3. a first main shaft; 301. a spline shaft; 302. a shaft sleeve; 303. a spring; 304. fixing a column; 4. an adjustment shaft; 5. fixing a sleeve; 6. fixing the rod; 7. a support sleeve; 8. a support bar; 9. a fixed block; 10. a lifting block; 11. moving the plate; 12. a fixing plate; 13. A hydraulic lever; 14. a rack; 15. a motor; 16. a gear; 17. a second spindle.

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.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a swing arm type is transmission shaft device for agricultural machine, including driving shaft 1, the one end of driving shaft 1 is provided with universal joint 2, universal joint 2's one end fixedly connected with first main shaft 3, the one end of first main shaft 3 is provided with regulating spindle 4, the surface of regulating spindle 4 is provided with fixed cover 5, the outer fixed surface of fixed cover 5 is connected with dead lever 6, the one end rotation of dead lever 6 is connected with support cover 7, the surface rotation of support cover 7 is connected with bracing piece 8, the one end fixedly connected with fixed block 9 of bracing piece 8, one side of fixed block 9 is provided with elevator 10, elevator 10 fixedly connected with movable plate 11, the below of movable plate 11 is provided with fixed plate 12, the lift groove with the adaptation of fixed block 9 is seted up to one side of elevator 10, the top fixedly connected with hydraulic stem 13 of movable plate 11, the one end of hydraulic stem 13 is connected with one side fixed block 9, the shifting groove has been seted up to the top of fixed plate 12, the inside fixedly connected with rack 14 of shifting groove, the top fixedly connected with motor 15, the output shaft fixedly connected with gear 16 of motor 15, the one end of switch is provided with the shock attenuation switch through the electric connection of fixed plate 12, the one side of switch, the shock attenuation switch is provided with the one side of the control pad of the one end of fixed plate 12 and the shock attenuation switch, the shock attenuation switch is connected with the fixed plate 15 respectively.

Through regulating spindle 4, fixed cover 5, dead lever 6, support cover 7, bracing piece 8, fixed block 9, elevator 10, movable plate 11, fixed plate 12, hydraulic stem 13, rack 14 and motor 15's cooperation sets up, in-process when using can control hydraulic stem 13 and motor 15 as required, motor 15 drives gear 16 rotatory, gear 16 drives movable plate 11 translation through rack 14, hydraulic stem 13 drives fixed block 9 downstream simultaneously, fixed block 9 drives through bracing piece 8 and supports cover 7 and remove, the support section of thick bamboo drives fixed cover 5 through dead lever 6 and removes, fixed cover 5 drives regulating spindle 4 and removes, thereby the effect of the angle between first main shaft 3 and the second main shaft 17 has been played and has been changed, the mesh of increasing the device adaptability has been reached.

Example 2

Referring to fig. 1 and 5, the present invention provides a technical solution: the utility model provides a swing arm type is transmission shaft device for agricultural machine, first main shaft 3 includes integral key shaft 301, axle sleeve 302, spring 303 and fixed column 304, integral key shaft 301's surface sliding connection has axle sleeve 302, the spacing groove has been seted up to integral key shaft 301's surface, the inside of spacing groove is provided with spring 303, the one end fixedly connected with fixed column 304 of spring 303, the surface of fixed column 304 and the internal surface sliding connection in spacing groove, the spacing hole with spacing axle looks adaptation is seted up to axle sleeve 302's surface, the quantity in spacing hole is a plurality of, two adjacent spacing hole intervals between two liang equal.

Through the spline shaft 301, axle sleeve 302, the cooperation setting of spring 303 and fixed column 304, can press down fixed column 304 in the use, then remove spline shaft 301, make the length that spline shaft 301 stretches out change to some extent, and go into spacing downthehole with fixed column 304 card in suitable position, make first main shaft 3 be in suitable length, thereby the effect of the 3 length of adjustment first main shaft has been played, increased device stability has been reached, the purpose of the damage of reduction transmission shaft.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a swing arm type is transmission shaft device for agricultural machine, includes driving shaft (1), its characterized in that: the one end of driving shaft (1) is provided with universal joint (2), the first main shaft of one end fixedly connected with (3) of universal joint (2), the one end of first main shaft (3) is provided with regulating spindle (4), the surface of regulating spindle (4) is provided with fixed cover (5), the outer fixed surface of fixed cover (5) is connected with dead lever (6), the one end of dead lever (6) is rotated and is connected with and supports cover (7), the surface that supports cover (7) rotates and is connected with bracing piece (8), the one end fixedly connected with fixed block (9) of bracing piece (8), one side of fixed block (9) is provided with elevator (10), elevator (10) fixedly connected with movable plate (11), the below of movable plate (11) is provided with fixed plate (12).

2. The transmission shaft device for a swing arm type agricultural machine according to claim 1, wherein: a lifting groove matched with the fixing block (9) is formed in one side of the lifting block (10), a hydraulic rod (13) is fixedly connected above the moving plate (11), and one end of the hydraulic rod (13) is fixedly connected with one side of the fixing block (9).

3. The transmission shaft device for a swing arm type agricultural machine according to claim 2, wherein: a moving groove is formed in the upper portion of the fixing plate (12), a rack (14) is fixedly connected to the inner portion of the moving groove, a motor (15) is fixedly connected to the upper portion of the moving plate (11), a gear (16) is fixedly connected to an output shaft of the motor (15), and the gear (16) is meshed with the rack (14).

4. The transmission shaft device for a swing arm type agricultural machine according to claim 3, wherein: the movable groove is internally provided with a limit switch which is electrically connected with a motor (15) through a lead, one side of the fixed plate (12) is provided with a control switch, and the control switch is respectively and electrically connected with the hydraulic rod (13) and the motor (15) through leads.

5. The transmission shaft device for a swing arm type agricultural machine according to claim 1, wherein: the fixing hole is formed in the upper portion of the fixing plate (12), the shock absorption pad is arranged below the fixing plate (12), and the second main shaft (17) is arranged at one end of the adjusting shaft (4).

6. The transmission shaft device for a swing arm type agricultural machine according to claim 1, wherein: first main shaft (3) include integral key shaft (301), axle sleeve (302), spring (303) and fixed column (304), the surface sliding connection of integral key shaft (301) has axle sleeve (302), the spacing groove has been seted up to the surface of integral key shaft (301), the inside of spacing groove is provided with spring (303), the one end fixedly connected with fixed column (304) of spring (303).

7. The transmission shaft device for a swing arm type agricultural machine according to claim 6, wherein: the outer surface of the fixing column (304) is in sliding connection with the inner surface of the limiting groove, and the outer surface of the shaft sleeve (302) is provided with a limiting hole matched with the limiting shaft.

8. The transmission shaft device for a swing arm type agricultural machine according to claim 7, wherein: the number of the limiting holes is multiple, and the distance between every two adjacent limiting holes is equal.