CN110345232B

CN110345232B - Transmission input shaft rotating tool

Info

Publication number: CN110345232B
Application number: CN201910665535.3A
Authority: CN
Inventors: 郭文彬; 李婧
Original assignee: Qinghai Communications Technical College
Current assignee: Qinghai Communications Technical College
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-12-08
Anticipated expiration: 2039-07-23
Also published as: CN110345232A

Abstract

The invention discloses a transmission input shaft rotating tool, which comprises a transmission rod piece for transmitting rotating torque and a driving head arranged at the end part of the transmission rod piece and used for connecting an input shaft of a transmission, wherein the transmission rod piece comprises a transmission rod connected with the driving head, a transmission shaft sleeve is slidably sleeved at the right end of the transmission rod, a limiting bolt for positioning the transmission rod is screwed outside the transmission shaft sleeve, a rotating limiting groove matched with a rotating limiting bulge on the inner wall of the transmission shaft sleeve is arranged outside the transmission rod, and the transmission shaft sleeve and the transmission rod can rotate together by the matching of the rotating limiting bulge and the rotating limiting groove. In addition, the angle fine-tuning component is arranged, so that the inclination angle of the transmission rod piece can be adjusted, and the device is higher in applicability.

Description

Transmission input shaft rotating tool

Technical Field

The invention relates to the technical field of mechanical manufacturing equipment, in particular to a transmission input shaft rotating tool.

Background

After an automobile transmission is overhauled under a conventional state and is installed back to a vehicle, whether the overhauled transmission is restored to a normal running state or not is verified in the process of a road test. If the faults such as abnormal sound and the like still exist in the transmission, the faults are not eliminated, reworking is carried out, and then the transmission is detached from the vehicle again for reworking. The transmission input shaft rotating tool is designed for the consideration that the transmission input shaft rotating tool is used for manually driving or motor driving to rotate the transmission input shaft after the transmission is overhauled and under the condition that the transmission is not mounted, whether faults such as abnormal sound exist in the transmission is verified, if the faults are not eliminated, the verification link of loading and test running is omitted, and the transmission is continuously disassembled and overhauled. The advantages of this operation are: 1. the labor hour for overhauling the transmission is saved, the repair rate is reduced, and the labor cost is saved; 2. the number of times of the speed changer being disassembled and assembled from the automobile is reduced, the service life of the connecting bolt of each part of the automobile engine and the chassis is prolonged, the bolt is stretched due to repeated maintenance, the strength of the bolt is reduced, the screw hole and the thread are damaged, the loss is enlarged, the maintenance difficulty and the maintenance cost are increased, the assembly quality of each assembly is reduced, and the potential safety hazard is caused.

The existing tool for rotating the input shaft of the gearbox has the disadvantages in actual use: because the input shaft is positioned in the automobile, the transmission shaft can be arranged to be very long in order to drive the input shaft to rotate, and therefore the problem that the transmission shaft is bent, deformed and even broken is easily caused.

In response to the above problems, an improved transmission input shaft rotation tool is now provided.

Disclosure of Invention

It is an object of the present invention to provide a transmission input shaft rotation tool that solves the problems set forth in the background above.

In order to achieve the purpose, the invention provides the following technical scheme:

a transmission input shaft turning tool includes a transmission lever for transmitting a rotational torque and a driving head provided at an end thereof for connecting a transmission input shaft;

the transmission rod piece comprises a transmission shaft rod connected with the driving head, a transmission shaft sleeve is slidably sleeved at the right end of the transmission shaft rod, a limiting bolt used for positioning the transmission shaft rod is screwed outside the transmission shaft sleeve, a rotation limiting groove matched with the rotation limiting bulge on the inner wall of the transmission shaft sleeve is arranged outside the transmission shaft rod, and the transmission shaft sleeve and the transmission shaft rod can rotate together due to the matching of the rotation limiting bulge and the rotation limiting groove;

the transmission member right-hand member is equipped with the rolling disc, the surface runs through has the perforation about the rolling disc, the cooperation is equipped with the spanner of the increase arm of force of being convenient for in the perforation, the rolling disc tip has the spacing bolt of spanner that is used for supporting the spanner in order to accomplish to prescribe a limit to its position soon.

The transmission rod piece close to the rotating disc is sleeved with a fixed disc, the fixed disc is arranged on the transmission rod piece in a manner of relatively rotating through a fixed bearing, and the lower end of the fixed disc is connected with a fixed base through a lifting column with adjustable height.

As a further scheme of the invention: the spanner is a cylindrical pipe with a rectangular cross section, anti-slip sleeves convenient to hold are arranged at the upper end and the lower end of the spanner respectively, and an anti-slip layer used for increasing friction force is arranged on the surface of the spanner.

As a further scheme of the invention: and the fixed base is provided with a screw hole for facilitating the bolt to pass through for positioning.

As a further scheme of the invention: the lifting column comprises a lifting rod connected with the fixed base, a lifting sleeve is slidably sleeved at the upper end of the lifting rod, and a lifting limiting bolt used for limiting the length of the lifting column is arranged on the outer side of the lifting sleeve.

As a further scheme of the invention: the driving head is provided with a mounting hole for mounting a positioning sleeve (matched with the output end of the transmission), the mounting hole is internally provided with a limiting bulge matched with a groove on the surface of the positioning sleeve, and the bottom of the driving head is also provided with a magnet adsorption block for adsorbing and positioning the positioning sleeve.

As a further scheme of the invention: be equipped with the angle fine setting part that is used for adjusting transmission member inclination between fixed disk and the lift capital portion, angle fine setting part is including setting up at the L type backup pad of fixed disk lower extreme and setting up the PMKD at the lift capital portion, the PMKD right-hand member is equipped with rotates the spliced pole of being connected with L type backup pad, the activity cardboard of L type backup pad left end slides and sets up in the rectangular slotted hole of PMKD left end, the PMKD side has soon to be used for supporting the spacing locking bolt of activity cardboard in order to accomplish its location.

As a further scheme of the invention: and the movable clamping plate is provided with a friction layer which is convenient for limiting the locking bolt to abut against.

Compared with the prior art, the invention has the beneficial effects that: the invention improves the defects of the existing device, the bending force borne by the transmission rod piece when the transmission rod piece drives the output shaft of the speed changer to rotate is reduced by arranging the supporting point near the torque input position, the service life of the transmission rod piece is prolonged, and in addition, the inclination angle of the transmission rod piece can be adjusted by arranging the angle fine adjustment component, so that the applicability of the device is stronger.

Drawings

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

Fig. 2 is a schematic view of the internal structure of embodiment 1 of the present invention.

Fig. 3 is a schematic structural diagram of a driving head according to the present invention.

FIG. 4 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 5 is a schematic structural view of a fixed base plate in embodiment 2 of the present invention.

Wherein: the device comprises a transmission shaft sleeve 100, a limit bolt 101, a transmission shaft rod 102, a lifting column 200, a lifting sleeve 201, a lifting rod 203, a lifting limit bolt 202, a lifting rod 203, a driving head 300, a magnet adsorption block 301, a limit bulge 302, a fixed bottom plate 400, a fixed disc 500, a fixed bearing 501, a rotating disc 600, a through hole 601, a wrench 602 and a wrench limit bolt 603;

angle fine adjustment component 204, L type backup pad 2041, fixed baseplate 2042, spacing locking bolt 2043, activity cardboard 2044, spliced pole 2045.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a transmission input shaft rotation tool includes a transmission rod for transmitting a rotation torque and a driving head 300 disposed at an end of the transmission input shaft for connecting to a transmission input shaft, where the transmission rod includes a transmission shaft 102 connected to the driving head 300, a transmission shaft sleeve 100 is slidably sleeved at a right end of the transmission shaft 102, a limit bolt 101 for positioning the transmission shaft 102 is screwed outside the transmission shaft sleeve 100, a rotation limit groove matched with the rotation limit protrusion on an inner wall of the transmission shaft sleeve 100 is disposed outside the transmission shaft, and the transmission shaft sleeve 100 and the transmission shaft 102 can rotate together due to the matching of the rotation limit protrusion and the rotation limit groove.

The right end of the transmission rod piece is provided with a rotating disc 600, a through hole 601 penetrates through the upper surface and the lower surface of the rotating disc 600, a wrench 602 convenient for increasing the force arm is arranged in the through hole 601 in a matching mode, a wrench limiting bolt 603 used for abutting against the wrench 602 to limit the position of the wrench limiting bolt is screwed at the end of the rotating disc 600, and when the transmission rod piece is in actual use, the wrench 602 slides in the through hole 601 to adjust the size of the force arm.

Be equipped with fixed disk 500 on the transmission member that is close to rolling disc 600, but fixed disk 500 lower extreme passes through height-adjusting's lift post 200 and connects unable adjustment base 400, lift post 200 includes the lifter 203 of being connected with unable adjustment base 400, the slip cover is equipped with lifting sleeve 201 in lifter 203 upper end, the lifting sleeve 201 outside is equipped with the lift spacing bolt 202 that is used for injecing lift post 200 length, and it is injecing the extensible member right-hand member position here through lift post 200 to reduce the power of bending that receives when transmitting the member transmission moment of torsion, improved its life.

The driving head 300 is provided with a mounting hole for mounting a positioning sleeve (matched with the input end of the transmission), the mounting hole is internally provided with a limiting bulge 302 matched with a groove on the surface of the positioning sleeve, and the bottom in the driving head 300 is also provided with a magnet adsorption block 301 for adsorbing and positioning the positioning sleeve, so that different input shafts can be met by replacing the positioning sleeve.

Example 2

Referring to fig. 4-5, in practical use, the direction of the input shaft of the transmission is not necessarily horizontal, so an adjusting component capable of adjusting the inclination angle of the transmission rod needs to be provided, an angle fine-tuning component 204 for adjusting the inclination angle of the transmission rod is provided between the fixed disk 500 and the top of the lifting column 200, the angle fine-tuning component 204 includes an L-shaped support plate 2041 provided at the lower end of the fixed disk 500 and a fixed bottom plate 2042 provided at the top of the lifting column 200, a connecting column 2045 rotatably connected to the L-shaped support plate 2041 is provided at the right end of the fixed bottom plate 2042, a movable clamping plate 2044 at the left end of the L-shaped support plate 2041 is slidably provided in a rectangular slot at the left end of the fixed bottom plate 2042, a limit locking bolt 2043 for abutting against the movable clamping plate 2044 to position the movable clamping plate 2044 is screwed on the side of the fixed bottom plate 2042, when in use, the L, thereby adjusting the angle of inclination of the transfer bar and then limiting the position of the movable chuck 2042 by means of the limit locking bolt 2043, thereby limiting the position of the transfer bar.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A transmission input shaft turning tool includes a transmission lever for transmitting a rotational torque and a driving head (300) provided at an end thereof for connecting a transmission input shaft;

the transmission rod is characterized by comprising a transmission rod (102) connected with a driving head (300), wherein a transmission shaft sleeve (100) is slidably sleeved at the right end of the transmission rod (102), a limiting bolt (101) used for positioning the transmission rod (102) is screwed on the outer side of the transmission shaft sleeve (100), a rotation limiting groove matched with the rotation limiting protrusion on the inner wall of the transmission shaft sleeve (100) is arranged on the outer side of the transmission rod, and the transmission shaft sleeve (100) can rotate together with the transmission rod (102) due to the matching of the rotation limiting protrusion and the rotation limiting groove;

a rotating disc (600) is arranged at the right end of the transmission rod piece, a through hole (601) penetrates through the upper surface and the lower surface of the rotating disc (600), a wrench (602) convenient for increasing the force arm is arranged in the through hole (601) in a matching manner, and a wrench limiting bolt (603) used for abutting against the wrench (602) to limit the position of the wrench is screwed at the end part of the rotating disc (600);

a fixed disc (500) is sleeved on the transmission rod piece close to the rotating disc (600), the fixed disc (500) is arranged on the transmission rod piece in a relatively rotating mode through a fixed bearing (501), and the lower end of the fixed disc (500) is connected with a fixed base (400) through a lifting column (200) with adjustable height;

an angle fine-adjustment component (204) for adjusting the inclination angle of the transmission rod piece is arranged between the fixed disc (500) and the top of the lifting column (200), and the angle fine-adjustment component (204) comprises an L-shaped support plate (2041) arranged at the lower end of the fixed disc (500) and a fixed bottom plate (2042) arranged at the top of the lifting column (200); fixed baseplate (2042) right-hand member is equipped with spliced pole (2045) of being connected with L type backup pad (2041) rotation, the activity cardboard (2044) of L type backup pad (2041) left end slides and sets up in the rectangular slotted hole of fixed baseplate (2042) left end, fixed baseplate (2042) side has soon to be used for supporting spacing locking bolt (2043) of activity cardboard (2044) in order to accomplish its location.

2. The transmission input shaft rotating tool according to claim 1, wherein the wrench (602) is a cylindrical tube with a rectangular cross section, and is provided with anti-slip sleeves at its upper and lower ends for easy handling, and the surface of the wrench (602) is provided with an anti-slip layer for increasing friction.

3. The transmission input shaft rotation tool of claim 1, wherein the stationary base (400) is provided with a threaded hole for facilitating the passage of a bolt therethrough for positioning thereof.

4. The transmission input shaft rotating tool according to claim 1, wherein the lifting column (200) comprises a lifting rod (203) connected with a fixed base (400), a lifting sleeve (201) is slidably sleeved on the upper end of the lifting rod (203), and a lifting limit bolt (202) used for limiting the length of the lifting column (200) is arranged on the outer side of the lifting sleeve (201).

5. The transmission input shaft rotating tool according to claim 1, wherein the driving head (300) is provided with a mounting hole for mounting the positioning sleeve, the mounting hole is provided with a limiting protrusion (302) matched with a groove on the surface of the positioning sleeve, and the bottom in the driving head (300) is further provided with a magnet adsorption block (301) for adsorbing and positioning the positioning sleeve.

6. The transmission input shaft rotation tool of claim 1, wherein the movable clamp plate (2044) is provided with a friction layer against which the locking bolt (2043) is restrained.