CN210464265U

CN210464265U - Shifting fork checking fixture specially adapted to gear shifting of automobile gearbox based on automobile maintenance

Info

Publication number: CN210464265U
Application number: CN201921397879.2U
Authority: CN
Inventors: 乐春明; 周世华
Original assignee: Hubei Yanshida Gearbox Co ltd
Current assignee: Hubei Yanshida Gearbox Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-05
Anticipated expiration: 2029-08-27

Abstract

The utility model provides a shifting fork checking fixture specially adapted to the gear shifting of an automobile gearbox based on automobile maintenance, which comprises a cylinder, an insertion pipe, an oil hopper, a side extension plate, a rear upright post, a first supporting plate, a second supporting plate, a front upright post, a storage cylinder, a measuring rod and a testing plate; a notch groove is machined on the right side of the bottom of the cylinder, a side extension plate is installed in the notch groove, and the bottom surface of the side extension plate and the bottom surface of the cylinder are on the same horizontal plane; the side stretching plate is characterized in that a row of circular holes are formed in the front side and the rear side of the top surface of the side stretching plate, the right side of the checking fixture is provided with two rows of stand columns with simple structures, a right handle area of a detected shifting fork can be synchronously clamped, the deformation condition of the position is observed, if the shifting fork piece attached to the structural style of the device is clamped from top to bottom before being detected and placed on the device, the shifting fork piece is deformed definitely when the clamping in the region is not performed, and subsequent detection is not necessary, so that the deformation of the shifting fork piece is judged.

Description

Shifting fork checking fixture specially adapted to gear shifting of automobile gearbox based on automobile maintenance

Technical Field

The utility model belongs to the technical field of the fork structure of pulling out, more specifically say, in particular to utensil is examined to fork of pulling out based on the motor overhaul specially adapted to the motor transmission gear shift.

Background

The shifting fork is a component on the automobile gearbox, is connected with a speed change handle, is positioned at the lower end of the handle, and shifts a middle speed change wheel to change the input/output speed ratio. Namely, the position of the lathe sliding gear is changed to realize speed change.

Based on the above description of the shifting fork mechanism, the present designer finds that, after the existing shifting fork mechanism is located in the transmission case and the gear is frequently pulled, the shifting fork also deforms in a large range due to torque and torque, so that when the transmission case of the automobile is repaired, the gear is not only required to be repaired and replaced, but also required to be detected according to the use condition and the deformation condition of the shifting fork, and the deformation condition of the front fork area and the rear fork handle is mainly detected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utensil is examined to shifting fork based on the overhaul of the automobile specially adapted to motor transmission gear shift to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the shifting fork checking fixture specially adapted to gear shifting of an automobile gearbox based on automobile maintenance comprises a cylinder, an insertion pipe, an oil hopper, a side extension plate, a rear upright post, a first supporting plate, a second supporting plate, a front upright post, a storage cylinder, a measuring rod and a testing plate; a notch groove is machined on the right side of the bottom of the cylinder, a side extension plate is installed in the notch groove, and the bottom surface of the side extension plate and the bottom surface of the cylinder are on the same horizontal plane; a row of circular holes are formed in the front side and the rear side of the top surface of the side extension plate, and a row of rear upright posts and a row of front upright posts are respectively arranged in the two rows of circular holes in an interference assembly mode; still be equipped with the first fagging of a bent plate column structure between rear column and the front column to the second fagging is installed through the mode of jack suit to the left end of this first fagging, and the bottom head of first fagging is installed on the top surface of side extension board.

Furthermore, the cylinder column is a cylindrical cylinder cavity seat, a containing cylinder penetrates through the front direction and the rear direction, and the front side and the rear side of the cylinder cavity of the containing cylinder are both in sliding fit with a measuring rod.

Furthermore, a circular through hole is formed in the middle of the top of the cylinder, an insertion pipe penetrates downwards from the through hole, an oil bucket is welded to the top of the insertion pipe, and the insertion pipe penetrates through the middle of the containing cylinder.

Furthermore, the measuring rod and the storage barrel are in a sliding rail matching relationship, a platform structure is arranged on the measuring rod, and scales are arranged on the platform surface.

Further, the side stretching plate is located at the right side of the cylinder, and the central line of the side stretching plate is on the same straight line with the cylindrical axis of the cylinder.

Furthermore, the rear upright post and the front upright post are in a front-back symmetrical relationship according to the central line of the side extension plate where the rear upright post and the front upright post are located, and the first supporting plate is located between the rear upright post and the front upright post.

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

the device can be designed according to the size of the shifting fork applied to the automobile type, the checking fixture with the shape is composed of a left checking area and a right checking area, the left checking area is used for detecting the deformation condition of the left fork area of the clamped shifting fork by two push plate type detection mechanisms with the same size in the front and the back, the right side of the checking fixture can synchronously clamp the right handle area of the detected shifting fork through two rows of stand columns with simple structures, the deformation condition of the position can be observed, if the shifting fork piece attached with the structural style of the device is placed on the device in a clamping mode from top to bottom before being detected, the shifting fork piece is definitely deformed when the area is not clamped, subsequent detection is not necessary, and the deformation of the shifting fork piece is judged.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic bottom view of the present invention.

Fig. 3 is a schematic view of a partial structure of the present invention.

Fig. 4 is a schematic structural view of the column of the present invention after being cut open.

Fig. 5 is a schematic view of the working principle of the present invention (T represents the detected shift fork, which is composed of the front fork area T1 and the rear fork handle).

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a cylinder; 2. inserting a tube; 3. an oil hopper; 4. a side extension plate; 5. a rear pillar; 6. a first supporting plate; 7. a second supporting plate; 8. a front pillar; 9. a storage cylinder; 10. a measuring rod; 11. and (6) testing the board.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a shift fork gauge based on car overhauls special adaptation to motor transmission gear shift, including a barrel mast 1, intubate 2, oil hopper 3, side extension board 4, rear column 5, first fagging 6, second fagging 7, front column 8, storage barrel 9, measuring stick 10 and test panel 11; a notch groove is machined on the right side of the bottom of the cylindrical column 1, a side extension plate 4 is installed in the notch groove, and the bottom surface of the side extension plate 4 and the bottom surface of the cylindrical column 1 are on the same horizontal plane; a row of circular holes are formed in the front side and the rear side of the top surface of the side extension plate 4, and a row of rear upright posts 5 and a row of front upright posts 8 are respectively arranged in the two rows of circular holes in an interference assembly mode; a first supporting plate 6 with a bent plate-shaped structure is further arranged between the rear upright post 5 and the front upright post 8, a second supporting plate 7 is installed at the left end of the first supporting plate 6 in a mode of inserting hole assembly, and the bottom end of the first supporting plate 6 is installed on the top surface of the side extension plate 4.

The cylinder column 1 is a cylindrical cylinder cavity seat, a containing cylinder 9 penetrates through the front direction and the rear direction, a measuring rod 10 is arranged on the front side and the rear side of a cylinder cavity of the containing cylinder 9 in a sliding fit mode, the length and the size of the two measuring rods 10 are identical, and a test board 11 on the measuring rod 10 vertically faces upwards to form a clamping attachment structure.

The cylinder column comprises a cylinder column 1 and is characterized in that a circular through hole is formed in the middle of the top of the cylinder column 1, an insertion pipe 2 penetrates downwards from the through hole, an oil hopper 3 is welded to the top of the insertion pipe 2, the insertion pipe 2 penetrates through the middle of a storage cylinder 9, lubricating oil can be injected into the oil hopper 3, a certain amount of oil is periodically injected into the storage cylinder 9, the sliding effect of two measuring rods 10 which are in sliding fit with the storage cylinder 9 is better, the functional structure is improved, and the description structure is shown in fig. 4.

The measuring rod 10 and the containing barrel 9 are in a sliding rail fit relation, a platform structure is arranged on the measuring rod 10, scales are arranged on the platform surface, symmetrical pull-type measuring mechanisms are formed on two sides of the barrel column 1, the sliding fit relation is shown in fig. 3, when the measuring rod is used, as shown in fig. 5, the middle arc part of a fork area T1 at the left end of a detected shifting fork T is clamped on the barrel column 1, the two measuring rods 10 are pressed inwards, a test board 11 on the two measuring rods 10 is clamped and attached to the outer wall of a fork area T1, scale values on the two measuring rods 10 are observed, and if the scales are inconsistent, the deformation of the two-fork section structure of a fork area T1 on the left side of the detected shifting fork is proved.

The side extension plate 4 is located right side of the column 1, and the center line of the side extension plate 4 and the cylindrical axis of the column 1 are on the same straight line, that is, the side extension plate 4 is a side extension body of the column 1, the side extension plate 4 and the column 1 constitute a checking tool mechanism for the detected shift fork T, and the detection principle is as shown in fig. 5.

The rear upright post 5 and the front upright post 8 are in a front-back symmetrical relation according to the central line of the side extending plate 4 where the rear upright post and the front upright post are located, the first supporting plate 6 is located between the rear upright post and the front upright post, the rear upright post 5 and the front upright post 8 are used for clamping and detecting the deformation condition of a handle area at the rear end of the shifting fork T to be detected, and if the handle area is not clamped, the deformation of the handle area part of the shifting fork T is proved.

The specific use mode and function of the embodiment are as follows:

as shown in fig. 5, a shifting fork T detached from a transmission case is clamped from top to bottom on a checking fixture device matched with the structure of the shifting fork T, a handle area of the shifting fork T is clamped by a gap between a row of rear uprights 5 and a row of front uprights 8 on the right side of the device, a fork area T1 of the shifting fork T is sleeved by a cylinder column 1 on the left side of the device, a first supporting plate 6 on the bottom supports the bottom of the device, a handle area on the right side is clamped and arranged at a position where a column gap is arranged and normally attached to the front uprights 8 and the rear uprights 5, the handle area is rapidly judged to be not deformed, and after a fork area T1 on the left side is clamped, two measuring rods 10 are pressed inwards to clamp test boards 11 on the two measuring rods 10 to the outer wall of a fork area T1, scale values on the two measuring rods 10 are observed, and if the scales are inconsistent, the two fork section structures of a fork area T1 on the left side of the detected shifting fork T are proved. The device simple structure, easily production can match production according to the same size of pulling out fork spare in batches that the motorcycle type was used, is convenient for make, and detection speed is fast.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. Utensil is examined to shifting fork based on car overhauls special adaptation to motor transmission gear shift, its characterized in that: the shifting fork detection tool specially adapted to gear shifting of an automobile gearbox based on automobile overhaul comprises a cylinder (1), an insertion pipe (2), an oil hopper (3), a side extension plate (4), a rear cylinder (5), a first supporting plate (6), a second supporting plate (7), a front cylinder (8), a storage cylinder (9), a measuring rod (10) and a test plate (11); a notch groove is machined on the right side of the bottom of the cylindrical column (1), a side extension plate (4) is installed in the notch groove, and the bottom surface of the side extension plate (4) and the bottom surface of the cylindrical column (1) are on the same horizontal plane; a row of circular holes are formed in the front side and the rear side of the top surface of the side extension plate (4), and a row of rear upright columns (5) and a row of front upright columns (8) are respectively arranged in the two rows of circular holes in an interference assembly mode; still be equipped with first fagging (6) of a bent plate column structure between rear column (5) and front column (8) to second fagging (7) are installed through the mode of jack suit to the left end of this first fagging (6), and the bottom end of first fagging (6) is installed on the top surface of side extension board (4).

2. The shifting fork detection tool specially adapted to shifting of an automobile gearbox based on automobile maintenance as claimed in claim 1, wherein: the cylinder column (1) is a cylindrical cylinder cavity seat, a containing cylinder (9) penetrates through the front and back direction of the cylinder column, and a measuring rod (10) is arranged on the front side and the back side of a cylinder cavity of the containing cylinder (9) in a sliding fit mode.

3. The shifting fork detection tool specially adapted to shifting of an automobile gearbox based on automobile maintenance as claimed in claim 1, wherein: a round through hole is formed in the middle of the top of the cylindrical column (1), an insertion pipe (2) penetrates downwards from the through hole, an oil bucket (3) is welded to the top of the insertion pipe (2), and the insertion pipe (2) penetrates through the middle of the containing cylinder (9).

4. The shifting fork detection tool specially adapted to shifting of an automobile gearbox based on automobile maintenance as claimed in claim 1, wherein: the measuring rod (10) and the storage barrel (9) are in a sliding rail matching relation, a platform structure is arranged on the measuring rod (10), and scales are arranged on the platform surface.

5. The shifting fork detection tool specially adapted to shifting of an automobile gearbox based on automobile maintenance as claimed in claim 1, wherein: the side stretching plate (4) is located on the right side of the cylinder (1), and the center line of the side stretching plate (4) and the cylindrical axis of the cylinder (1) are on the same straight line.

6. The shifting fork detection tool specially adapted to shifting of an automobile gearbox based on automobile maintenance as claimed in claim 1, wherein: the rear upright post (5) and the front upright post (8) are in front-back symmetrical relation according to the central line of the side extending plate (4) where the rear upright post and the front upright post are positioned, and the first supporting plate (6) is positioned between the rear upright post and the front upright post.