CN219277248U

CN219277248U - Pedal connecting rod for clutch of agricultural locomotive

Info

Publication number: CN219277248U
Application number: CN202223493248.5U
Authority: CN
Inventors: 严琨翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-30
Anticipated expiration: 2032-12-27

Abstract

The utility model provides an agricultural locomotive clutch footboard connecting rod, includes first basic pole, second basic pole, the head end and the footboard subassembly of first basic pole are connected, the head end and the clutch of second basic pole are connected, the afterbody of first basic pole is equipped with the guide pin bushing, the afterbody of second basic pole is equipped with the screw rod, the guide pin bushing cover in on the screw rod, be equipped with first nut, second nut on the screw rod, the guide pin bushing is located between first nut and the second nut. The beneficial effects are as follows: according to the regulation distance of the standard design connecting rod of needs, adjust accurately, as long as one person installs on the car can, need not someone and bore to withdraw observation clutch and friction disc, improve production efficiency.

Description

Pedal connecting rod for clutch of agricultural locomotive

Technical Field

The utility model relates to the field of locomotive mechanical accessories, in particular to a clutch pedal connecting rod of an agricultural locomotive.

Background

The connecting rod is used for connecting a clutch and a pedal on an agricultural locomotive, such as a clutch and a pedal of a tractor, the length of the existing connecting rod is provided with an adjusting function, the main object of which is to adjust the distance between the clutch and a friction plate, and the adjusting function is generally used in production and assembly. However, the existing connecting rod is inconvenient to adjust, two workers are generally required to finish the adjustment, one worker drills to the lower side of the locomotive, the distance between the clutch and the friction plate is observed with naked eyes, the other worker adjusts the length of the connecting rod on the locomotive according to the indication of the lower worker, time and labor are wasted, the adjustment degree completely depends on the observation of the lower worker, and the product quality cannot be controlled.

Disclosure of Invention

The utility model aims to solve the problems and designs a clutch pedal connecting rod of an agricultural locomotive. The specific design scheme is as follows:

the utility model provides an agricultural locomotive clutch footboard connecting rod, includes first basic pole, second basic pole, the head end and the footboard subassembly of first basic pole are connected, the head end and the clutch of second basic pole are connected, the afterbody of first basic pole is equipped with the guide pin bushing, the afterbody of second basic pole is equipped with the screw rod, the guide pin bushing cover in on the screw rod, be equipped with first nut, second nut on the screw rod, the guide pin bushing is located between first nut and the second nut.

The first base rod and the first end of second base rod are respectively provided with a connecting piece, the connecting pieces comprise fish-eye joints, the connecting pieces are used for realizing connection of the first base rod and the pedal assembly and connection of the second base rod and the clutch assembly, one side of each connecting piece is welded with the first base rod or the second base rod so as to ensure old fixation of the connecting pieces, the other end of each connecting piece is connected with the pedal assembly and the clutch shaft pin, and after the pedal is stepped on, mechanical tradition can be realized.

The screw rod and the second base rod are of an integral structure, and threads are sleeved at the tail end of the second base rod to form the screw rod.

The first nut and the second nut are in threaded connection with the screw, the threaded connection can ensure that the first nut and the second nut can be rotated to adjust positions on the screw, and the length of the clutch pedal connecting rod of the whole agricultural locomotive can be fixed when the first nut and the second nut are screwed down.

The inner diameter of the guide sleeve is larger than the diameter of the screw rod, so that the guide sleeve can move freely along the axial direction of the screw rod between the first nut and the second nut.

The guide sleeve is provided with a groove, the radial section of the first nut is of a T-shaped structure, and the bottom of the T-shaped structure of the first nut is embedded into the groove.

The end of the first base rod is provided with a metal strip, the radial section of the metal strip is of an arc-shaped structure, the inner diameter of one end of the metal strip is the same as that of the first base rod and is fixedly connected with the first base rod, the inner diameter of the other end of the metal strip is the same as the outer diameter of the guide sleeve and is fixedly connected with the guide sleeve, the number of the metal strips is at least one, preferably two, and the metal strips are used for connecting the guide sleeve and the first base rod, so that when the guide sleeve slides on the screw rod, the relative position between the first base rod and the second base rod can be adjusted.

The agricultural locomotive clutch pedal connecting rod obtained through the technical scheme has the beneficial effects that:

according to the regulation distance of the standard design connecting rod of needs, adjust accurately, as long as one person installs on the car can, need not someone and bore to withdraw observation clutch and friction disc, improve production efficiency.

Drawings

FIG. 1 is a schematic view of the clutch pedal connecting rod of an agricultural locomotive according to the present utility model;

FIG. 2 is a schematic side elevational view of the clutch pedal connecting rod of the agricultural vehicle of the present utility model;

FIG. 3 is a schematic diagram of the structure of the present utility model after the step 3 is performed;

FIG. 4 is a schematic diagram of the structure of the present utility model after the step 4 is performed;

FIG. 5 is a schematic diagram of the structure of the present utility model after the step 5 is performed;

FIG. 6 is a schematic diagram of the structure of the present utility model after the step 6 is performed;

FIG. 7 is a schematic diagram of the structure of the step 7 of the present utility model

FIG. 8 is a schematic view of the structure of the clutch pedal connecting rod of the agricultural locomotive, which is connected with the pedal and the clutch;

FIG. 9 is a schematic view of the gap between the friction disk and the drive disk according to the present utility model;

in the figure, 1, a first base rod; 2. a second base rod; 3. guide sleeve; 4. a screw; 5. a first nut; 6. a second nut; 7. a connecting rod; 8. a groove; 9. a metal strip; 10. a clutch; 11. a pedal; 12. a gap.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

The utility model provides an agricultural locomotive clutch footboard connecting rod, includes first basic pole 1, second basic pole 2, the head end and the footboard subassembly of first basic pole 1 are connected, the head end and the clutch of second basic pole 2 are connected, the afterbody of first basic pole 1 is equipped with guide pin bushing 3, the afterbody of second basic pole 2 is equipped with screw rod 4, guide pin bushing 3 cover in on the screw rod 4, be equipped with first nut 5, second nut 6 on the screw rod 4, guide pin bushing 3 is located between first nut 5 and the second nut 6.

The head ends of the first base rod 1 and the second base rod 2 are respectively provided with a connecting piece 7, the connecting pieces 7 comprise fish-eye joints, the connecting pieces 7 are used for realizing the connection of the first base rod 1 and the pedal assembly, and the second base rod 2 and the clutch assembly, one side of each connecting piece 7 is in welded connection with the first base rod 1 or the second base rod 2 so as to ensure the old fixation of the connecting pieces, the other end of each connecting piece is connected with the pedal assembly and the clutch shaft pin, the connection is ensured by skill, and the mechanical tradition can be realized after the pedal is stepped on.

The screw 4 and the second base rod 2 are of an integral structure, and threads are sleeved on the tail end of the second base rod 2 to form the screw.

The first nut 5 and the second nut 6 are in threaded connection with the screw 4, the threaded connection can ensure that the first nut 5 and the second nut 6 can be rotated to adjust positions on the screw 4, and the length of the clutch pedal connecting rod of the whole agricultural locomotive can be fixed when the first nut 5 and the second nut 6 are screwed down.

The inner diameter of the guide sleeve 3 is larger than the diameter of the screw 4 so as to ensure that the guide sleeve 3 can move freely along the axial direction of the screw 4 between the first nut 5 and the second nut 6.

The guide sleeve 3 is provided with a groove 8, the radial cross section of the first nut 5 is of a T-shaped structure, and the bottom of the first nut 5"T' shaped structure is embedded into the groove 8.

The end of the first base rod 1 is provided with metal strips 9, the radial section of each metal strip 9 is of an arc structure, the inner diameter of one end of each metal strip 9 is the same as that of the first base rod 1 and is fixedly connected with the first base rod 1, the inner diameter of the other end of each metal strip 9 is the same as that of the corresponding guide sleeve 3 and is fixedly connected with the corresponding guide sleeve 3, the number of the metal strips 9 is at least one, preferably two, the metal strips 9 are used for connecting the corresponding guide sleeve 3 with the corresponding first base rod 1, and when the guide sleeve 3 slides on the screw 4, the relative position between the corresponding first base rod 1 and the corresponding second base rod 2 can be adjusted.

During production, the first base rod and the metal strips 9 and the metal strips and the guide sleeve 3 can be connected by welding, and before welding, the first nuts 5 are required to be placed among a plurality of the metal strips 9.

Assembling:

step 1, connecting a first base rod 1 with a pedal 11 through a connecting piece 7;

step 2, connecting the second base rod 2 with a clutch 10 through a connecting piece 7;

step 3, unscrewing the second nut 6;

step 4, tensioning the first base rod 1 and the second base rod 2, and inserting the screw 4 into the first base rod 1 to the greatest extent;

step 5, screwing the first nut 5 to enable the tail end of the first nut 5 to be flush with the outer edge of the groove 8;

step 6, loosening the two tensioned base rods, and pulling the first nut 5 into the groove 8 by the reset elasticity of the clutch;

and 7, screwing the second nut 6.

In the above process:

step 3 is used for providing space for the insertion of the two base rods 1;

step 4, tightly attaching a driving disc and a friction disc of the rear clutch without gaps;

step 5 is the quantitative process of the clearance between the friction disc and the driving disc of the clutch;

in the step 2-5, the length of the whole connecting rod is not changed, so that the friction disc of the clutch is always clung to the driving disc, but in the step 6, the length of the connecting rod is prolonged, the friction disc of the clutch is separated from the driving disc to form a gap 12, and the length of the connecting rod which is prolonged is also fixed due to the fixed depth of the groove 8, so that the width of the gap 12 is finally fixed.

In the design, the connecting rod is designed according to the structure of the agricultural machine and the requirement of the gap 12, in particular the depth of the groove 8, and the design determines the gap between the friction disc and the driving disc of the clutch after assembly.

The installation process is finished by only one worker on the vehicle, the clutch clearance is not required to be observed after the worker drills to withdraw, the assembly efficiency is improved, the width of the clearance 12 after assembly is fixed, the worker does not need to judge and adjust through experience, and the product quality is high.

The above technical solution only represents the preferred technical solution of the present utility model, and some changes that may be made by those skilled in the art to some parts of the technical solution represent the principles of the present utility model, and the technical solution falls within the scope of the present utility model.

Claims

1. The utility model provides an agricultural locomotive clutch footboard connecting rod, includes first basic pole (1), second basic pole (2), its characterized in that, the afterbody of first basic pole (1) is equipped with guide pin bushing (3), the afterbody of second basic pole (2) is equipped with screw rod (4), guide pin bushing (3) cover in on screw rod (4), be equipped with first nut (5), second nut (6) on screw rod (4), guide pin bushing (3) are located between first nut (5) and second nut (6).

2. The clutch pedal connecting rod for agricultural vehicles according to claim 1, wherein the first base rod (1) and the second base rod (2) are provided with connecting pieces (7) at their head ends.

3. The agricultural locomotive clutch pedal connection of claim 1, wherein the screw (4) is of unitary construction with the second base rod (2).

4. The agricultural locomotive clutch pedal connection rod according to claim 1, characterized in that the first nut (5) and the second nut (6) are both screwed with the screw (4).

5. The agricultural locomotive clutch pedal connection of claim 1, wherein the inner diameter of the guide sleeve (3) is larger than the diameter of the screw (4) to ensure that the guide sleeve (3) can be moved arbitrarily in the axial direction of the screw (4) between the first nut (5) and the second nut (6).

6. The agricultural locomotive clutch pedal connection of claim 1, wherein the guide sleeve (3) is provided with a groove (8), and the bottom of the first nut (5) is embedded in the groove (8).

7. The agricultural locomotive clutch pedal connecting rod according to claim 1, wherein a metal strip (9) is arranged at the tail end of the first base rod (1), one end of the metal strip (9) is fixedly connected with the first base rod (1), and the other end of the metal strip (9) is fixedly connected with the guide sleeve (3).