CN219082223U

CN219082223U - Shifting fork for agricultural machinery

Info

Publication number: CN219082223U
Application number: CN202223112524.9U
Authority: CN
Inventors: 曲林武; 曲艺玮
Original assignee: Qingdao Wansheng Foundry Co ltd
Current assignee: Qingdao Wansheng Foundry Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-26
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a shifting fork for agricultural machinery, which comprises the following technical scheme: the novel shifting fork comprises a ring sleeve, a shifting fork frame A and a shifting fork frame B, wherein the shifting fork frame A is arranged in the middle of the lower surface of the ring sleeve, the shifting fork frame B is arranged in the middle of the rear surface of the shifting fork frame A through a locating pin, a locking rod is arranged on the outer surface of the shifting fork frame B near the top, an adjusting groove is formed in the position of the locking rod on the front surface of the shifting fork frame A, the locking rod is clamped inside the adjusting groove, a limiting groove is formed in the middle of the front surface of the adjusting groove, and a limiting piece is sleeved on the outer surface of the locking rod and clamped inside the limiting groove. The utility model provides a fork that agricultural machinery used has solved the adjustment mechanism size of current partial fork relatively great, very easily interferes with agricultural machinery gearbox internals in the use, leads to the unable normal problem of using of agricultural machinery's gearbox, has reduced the volume of fork to the usability of fork has been improved.

Description

Shifting fork for agricultural machinery

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a shifting fork for agricultural machinery.

Background

Agricultural machinery refers to various machines used in the crop planting and animal husbandry processes, as well as in the preliminary processing and handling of agricultural and animal products. Agricultural machines include agricultural power machines, farm construction machines, soil cultivation machines, planting and fertilizing machines, plant protection machines, farm irrigation and drainage machines, crop harvesting machines, agricultural product processing machines, animal husbandry machines, agricultural transportation machines, and the like, and a fork is required to be used in a gearbox of the agricultural machine.

Through massive search, it is found that farm machinery in the prior art is like a tractor special shifting fork that open of publication number CN209196095U, is provided with connecting block, connecting pin axle and shift fork arm on the connecting axle sleeve, can make the shift fork arm carry out the position change on the connecting axle sleeve to the size of shift fork arm has been changed, the shift fork can be applicable to the gearshift structure of different size specifications, has improved the performance of this shift fork.

The adjusting mechanism of the shifting fork is relatively large in size, is extremely easy to interfere with internal parts of the gearbox of the agricultural machine in the use process, so that the gearbox of the agricultural machine cannot be normally used.

Disclosure of Invention

The utility model aims to provide a shifting fork for agricultural machinery, which has the advantage of simplifying an adjusting mechanism, and solves the problem that the existing adjusting mechanism of the shifting fork is relatively large in size, is easy to interfere with internal parts of a gearbox of the agricultural machinery in the use process, so that the gearbox of the agricultural machinery cannot be normally used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shift fork that agricultural machinery used, includes ring cover, shifting fork frame A and shifting fork frame B, wherein install shifting fork frame A in the middle of the ring cover lower surface, shifting fork frame B is installed through the locating pin in the middle of the shifting fork frame A rear surface, shifting fork frame B surface is close to the top and installs the dead lever, shifting fork frame A front surface is located dead lever position department and is equipped with the adjustment tank, the dead lever cartridge is inside the adjustment tank, be equipped with the spacing groove in the middle of the adjustment tank front surface, the spacing piece has been cup jointed to the dead lever surface, spacing piece cartridge is inside the spacing groove.

Preferably, the front surface of the limiting groove and the rear surface of the limiting piece are provided with limiting teeth.

Preferably, the outer surface of the locking rod is positioned on the outer surface of the limiting piece, and the locking nut is sleeved on the outer surface of the limiting piece through threads.

Preferably, the upper surface of the locking rod and the lower surface of the locking rod are respectively provided with a clamping groove, and the limiting piece is clamped in the clamping grooves.

Preferably, an elastic groove is formed in the middle of the inner surface of the ring sleeve, an elastic ring is sleeved on the inner surface of the elastic groove, and an open groove is formed in the upper surface of the elastic ring.

Preferably, the middle of the two sides of the inner part of the ring sleeve is sleeved with the locking bolt through threads, the outer surface of the elastic ring is provided with a positioning groove at the tail end of the locking bolt, and the locking bolt is clamped in the positioning groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the effect of conveniently adjusting the use size of the shifting fork is achieved by arranging the locking rod, the limiting piece, the limiting groove and the adjusting groove, so that the problem that the gearbox of the agricultural machine cannot be normally used due to the fact that the existing adjusting mechanism of the shifting fork is relatively large in size and is extremely easy to interfere with the internal parts of the gearbox of the agricultural machine in the use process is solved, the volume of the shifting fork is reduced, and the use applicability of the shifting fork is improved.

2. The elastic ring and the locking bolt are arranged, so that the effect of tightly locking the agricultural machine is achieved, the problem that the shifting fork is easy to loosen in the use process and the normal use of the agricultural machine is affected when the shifting fork is fixed and used by adopting a single screw is solved, the fixing firmness of the shifting fork is improved, and the normal use of the agricultural machine is ensured.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;

FIG. 3 is a schematic side view of the present utility model;

fig. 4 is a schematic cross-sectional view of the collar of the present utility model.

Reference numerals: 1. a ring sleeve; 2. a shifting fork A; 3. a fork frame B; 4. a locking bolt; 5. an adjustment tank; 6. limit teeth; 7. a clamping groove; 8. a limiting piece; 9. a limit groove; 10. a lock nut; 11. a positioning pin; 12. a locking lever; 13. an elastic ring; 14. a positioning groove; 15. an elastic groove.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-4, in order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a shifting fork that agricultural machinery used, including ring cover 1, shift fork frame A2 and shift fork frame B3, install shift fork frame A2 in the middle of the 1 lower surface of ring cover, shift fork frame B3 is installed through locating pin 11 in the middle of the shift fork frame A2 rear surface, shift fork frame B3 surface is close to the top and installs locking lever 12, shift fork frame A2 front surface is located locking lever 12 position department and is equipped with adjustment tank 5, locking lever 12 cartridge is inside adjustment tank 5, be equipped with spacing groove 9 in the middle of the adjustment tank 5 front surface, spacing piece 8 has been cup jointed to locking lever 12 surface, spacing piece 8 cartridge is inside spacing groove 9, spacing groove 9 front surface all is equipped with spacing tooth 6 with spacing piece 8 rear surface, carry out spacingly through spacing tooth 6 to locking lever 12, locking lever 12 surface is located spacing piece 8 surface and has cup jointed lock nut 10 through the screw thread, locking lever 12 upper surface all is equipped with draw-in groove 7 with locking lever 12 lower surface, spacing piece 8 cartridge is inside draw-in groove 7, limit piece 8 carries out the restriction through draw-in groove 7.

The operating principle of a fork for use in an agricultural machine based on example 1 is: after the utility model is installed, when the use size of the utility model is required to be adjusted, the lock nut 10 is loosened, the limit piece 8 is separated from the limit groove 9, after the completion, the shifting fork frame B3 is rotated, the gap between the shifting fork frame A2 and the shifting fork frame B3 is adjusted, the lock nut 10 is locked, the lock nut 10 and the limit piece 8 are extruded, so that the limit piece 8 and the limit groove 9 are tightly pressed, namely, shifting forks are conveniently carried out on driven gears with different specifications, and the working flow of the equipment is completed.

Example two

As shown in fig. 1 to 4, the shifting fork for an agricultural machine according to the present utility model further includes: an elastic groove 15 is formed in the middle of the inner surface of the ring sleeve 1, an elastic ring 13 is sleeved on the inner surface of the elastic groove 15, an open groove is formed in the upper surface of the elastic ring 13, a locking bolt 4 is sleeved in the middle of two sides of the inner portion of the ring sleeve 1 through threads, a positioning groove 14 is formed in the outer surface of the elastic ring 13, located at the tail end of the locking bolt 4, and the locking bolt 4 is clamped in the positioning groove 14.

In this embodiment, when the present utility model needs to be installed and fixed, the present utility model is sleeved on the outer surface of the operation shaft, the locking bolt 4 is rotated, and the elastic ring 13 is extruded by the locking bolt 4, so that the elastic ring 13 is tightly connected with the operation shaft, and the present utility model can be controlled to stir the driven gear by the operation shaft.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a shift fork that agricultural machinery used, includes ring cover (1), shift fork frame A (2) and shift fork frame B (3), its characterized in that: the utility model discloses a fork truck, including collar (1), fork truck A (2), fork truck B (3) are installed through locating pin (11) in the middle of collar (1) lower surface, fork truck B (3) surface is close to the top and installs locking lever (12), fork truck A (2) front surface is located locking lever (12) position department and is equipped with adjustment tank (5), locking lever (12) cartridge is inside adjustment tank (5), be equipped with spacing groove (9) in the middle of adjustment tank (5) front surface, spacing piece (8) have been cup jointed to locking lever (12) surface, spacing piece (8) cartridge is inside spacing groove (9).

2. A fork for use with an agricultural machine according to claim 1, wherein: limiting teeth (6) are arranged on the front surface of the limiting groove (9) and the rear surface of the limiting piece (8).

3. A fork for use with an agricultural machine according to claim 1, wherein: the outer surface of the locking rod (12) is positioned on the outer surface of the limiting piece (8), and a locking nut (10) is sleeved on the outer surface of the limiting piece through threads.

4. A fork for use with an agricultural machine according to claim 1, wherein: the upper surface of the locking rod (12) and the lower surface of the locking rod (12) are respectively provided with a clamping groove (7), and the limiting piece (8) is clamped in the clamping grooves (7).

5. A fork for use with an agricultural machine according to claim 1, wherein: an elastic groove (15) is formed in the middle of the inner surface of the ring sleeve (1), an elastic ring (13) is sleeved on the inner surface of the elastic groove (15), and an open slot is formed in the upper surface of the elastic ring (13).

6. A fork for use with an agricultural machine as defined in claim 5, wherein: the locking bolt (4) is sleeved in the middle of the two sides of the inner part of the ring sleeve (1) through threads, a positioning groove (14) is formed in the position, located at the tail end of the locking bolt (4), of the outer surface of the elastic ring (13), and the locking bolt (4) is clamped in the positioning groove (14).