CN217463113U

CN217463113U - Differential gear of 8AT transmission

Info

Publication number: CN217463113U
Application number: CN202220695966.1U
Authority: CN
Inventors: 周业刚; 图波列夫·瓦列里; 范能胜; 卢艳玲; 刘伟; 戴冰
Original assignee: Jiangsu Sheng'an Transmission Co ltd
Current assignee: Jiangsu Sheng'an Transmission Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-09-20
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses an 8AT transmission differential gear, which relates to the technical field of gearboxes, and comprises a gear main body, teeth connected with the gear main body through an installation mechanism, and a locking mechanism connected with the gear main body; the installation mechanism is including seting up the mounting groove at gear body lateral wall, set up the solid locked groove of tooth lateral wall, set up the buckle groove at gear body terminal surface, set up the locating hole at buckle groove tank bottom, and peg graft the fixed block at buckle inslot portion, solid locked mechanism is including seting up the thread groove at the fixed block terminal surface, fixing bolt with thread groove threaded connection, set up the ring channel at the thread groove inside wall, set up the spring groove at the ring channel inside wall, fixed connection is at the coupling spring of spring groove tank bottom, fixed connection is at the solid locking piece of the coupling spring other end. The utility model relates to an 8AT derailleur differential gear through setting up the tooth into detachable structure, conveniently changes the tooth when the teeth of a cogwheel veneer.

Description

Differential gear of 8AT transmission

Technical Field

The utility model relates to a gearbox technical field, in particular to 8AT derailleur differential gear.

Background

A transmission is a mechanism for changing the speed and torque from an engine, which can change the ratio of the output shaft to the input shaft, either fixed or in steps, also known as a gearbox. The speed variator consists of speed-changing transmission mechanism and control mechanism, and some vehicles also have power output mechanism. The transmission mechanism is mainly driven by common gears and also driven by planetary gears. The common gear transmission mechanism generally uses a sliding gear, a synchronizer and the like.

The differential gear of 8AT gearbox among the prior art is unanimous with prior art's conventional gear in the existing market, and the gear teeth veneer can appear in the conventional gear after long-time the use, and the condition of disconnected tooth causes the gear can't use, can only change the gear or change the gearbox for the replacement cost is great.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim AT provides an 8AT derailleur differential gear, can effectively solve the gear in the background art and can appear the teeth of a cogwheel veneer, the condition of disconnected tooth causes the unable use of gear for the great problem of replacement cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a differential gear of an 8AT transmission comprises a gear body, teeth connected with the gear body through an installation mechanism, and a locking mechanism connected with the gear body;

the mounting mechanism comprises a mounting groove arranged on the outer side wall of the gear main body, a locking groove arranged on the outer side wall of the tooth, a buckle groove arranged on the end face of the gear main body, a positioning hole arranged at the bottom of the buckle groove and a fixing block inserted in the buckle groove;

the locking mechanism comprises a thread groove formed in the end face of the fixed block, a fixing bolt connected with the thread groove in a threaded mode, a ring groove formed in the inner side wall of the thread groove, a spring groove formed in the inner side wall of the ring groove, a connecting spring fixedly connected to the bottom of the spring groove, a locking block fixedly connected to the other end of the connecting spring, a first positioning groove formed in the inner side wall of the spring groove, and a fixing pin connected with the first positioning groove in a threaded mode.

Preferably, the tooth includes tooth main part, fixed connection at the screw thread post of tooth main part one end and the cylinder of fixed connection at the screw thread post other end, the cross section of screw thread post and the cross section phase-match of mounting groove, the surface at the cylinder is seted up in the solid locking groove.

Preferably, the buckle groove includes an O type groove, sets up the rectangular channel that four groups of O type inslot lateral wall are annular array and distribute, O type groove is the intercommunication setting with the mounting groove, the quantity of locating hole has a plurality of groups, and is the tank bottom that the annular equidistant was set up in O type groove, the threaded mounting hole has been seted up to the tank bottom of rectangular channel.

Preferably, the fixed block includes a ring, fixed connection is in a plurality of groups of ring terminal surface, is the reference column of annular equidistant distribution and fixed connection is the rectangle piece that is annular array distribution in four groups of ring inside wall, the cross section of fixed block and the cross section phase-match in buckle groove.

Preferably, the fixing bolt is a hexagon socket head cap screw, and the outer side wall of the nut of the fixing bolt is provided with a through hole which is communicated with the hexagon groove of the nut.

Preferably, the locking block comprises a sliding rod, a semicircular groove formed in one end, far away from the connecting spring, of the sliding rod, and a second positioning groove formed in the upper surface of the sliding rod.

Preferably, the cross section of the fixing pin is matched with that of the second positioning groove, and the length of the fixing pin is greater than the depth of the first positioning groove.

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

in the utility model, when a certain gear is damaged, the fixing lock block is supported by the column, the fixing lock block is pushed out of the through hole and is completely pushed into the spring groove, the connecting spring is compressed under stress, when a user does not push the fixing lock block, the opening of the first positioning groove is just opposite to the second positioning groove, then the fixing pin is rotated, so that the fixing pin is connected with the second positioning groove, the fixing lock block is fixed, then the fixing bolt and the fixing block are sequentially taken out, the damaged tooth can be replaced, after replacement is completed, the fixing block is inserted into the buckle groove again, the positioning column of the fixing block sequentially penetrates through the fixing groove of the tooth and the positioning hole at the bottom of the buckle groove, so that the tooth is fixed, then the thread groove is penetrated through the fixing bolt, the fixing block is fixed, and finally the fixing pin is rotated, so that the fixing pin is separated from the second positioning groove, at the moment, the locking block penetrates through the through hole under the action of the connecting spring and extends into the hexagonal groove of the fixing bolt, so that the fixing bolt is locked, the loosening condition of the fixing bolt is prevented, and the service life of the fixing bolt is prolonged.

Drawings

FIG. 1 is a schematic view of a differential gear of an 8AT transmission according to the present invention;

FIG. 2 is a schematic view of a gear body of a differential gear of an 8AT transmission according to the present invention;

FIG. 3 is a schematic structural view of a differential gear fixing block of the 8AT transmission of the present invention;

FIG. 4 is a schematic view of a split structure of a fixing bolt and a fixing block of a differential gear of an 8AT transmission according to the present invention;

fig. 5 is a tooth structure schematic diagram of a differential gear of an 8AT transmission of the present invention.

In the figure: 1. a gear body; 2. mounting grooves; 3. teeth; 4. fixing a locking groove; 5. a fastening groove; 6. positioning holes; 7. a fixed block; 8. a thread groove; 9. fixing the bolt; 10. a spring slot; 11. a connecting spring; 12. fixing a locking block; 13. and fixing the pin.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 as a specific case by those skilled in the art.

Referring to fig. 1-5, the present invention relates to an 8AT transmission differential gear, which comprises a gear body 1, teeth 3 connected to the gear body 1 via an installation mechanism, and a locking mechanism connected to the gear body 1;

the mounting mechanism comprises a mounting groove 2 arranged on the outer side wall of the gear body 1, a fixing and locking groove 4 arranged on the outer side wall of the tooth 3, a buckle groove 5 arranged on the end surface of the gear body 1, a positioning hole 6 arranged at the bottom of the buckle groove 5 and a fixing block 7 inserted in the buckle groove 5;

the locking mechanism comprises a thread groove 8 formed in the end face of the fixing block 7, a fixing bolt 9 in threaded connection with the thread groove 8, an annular groove formed in the inner side wall of the thread groove 8, a spring groove 10 formed in the inner side wall of the annular groove, a connecting spring 11 fixedly connected to the bottom of the spring groove 10, a locking block 12 fixedly connected to the other end of the connecting spring 11, a first positioning groove formed in the inner side wall of the spring groove 10, and a fixing pin 13 in threaded connection with the first positioning groove.

Tooth 3 includes tooth main part, fixed connection at the screw thread post of tooth main part one end and the cylinder of fixed connection at the screw thread post other end, the cross section of screw thread post and the cross section phase-match of mounting groove 2, and the surface at the cylinder is seted up to solid locked groove 4, and tooth 3 is connected with mounting groove 2 through the screw thread post.

Buckle groove 5 includes an O type groove, sets up the rectangular channel that four groups of O type inslot lateral wall are annular array and distribute, and O type groove is the intercommunication setting with mounting groove 2, and the quantity of locating hole 6 has a plurality of groups, and is the annular equidistant tank bottom of setting up in O type groove, and the screw thread mounting hole has been seted up to the tank bottom of rectangular channel.

Fixed block 7 includes a ring, fixed connection is in a plurality of groups of ring terminal surface, be the reference column of annular equidistant distribution, and fixed connection is the rectangular block that is the annular array and distributes in four groups of ring inside wall, the cross section of fixed block 7 and the cross section phase-match of buckle groove 5, through 7 grafting buckle grooves 5 of fixed block, and then make the reference column run through solid locked groove 4 and locating hole 6 in proper order to this improves the stability that tooth 3 is connected with gear body 1.

The fixing bolt 9 is a hexagon socket head cap screw, and the outer side wall of the nut of the fixing bolt 9 is provided with a through hole which is communicated with the hexagon groove of the nut.

The fixed locking block 12 comprises a sliding rod, a semicircular groove formed in one end, far away from the connecting spring 11, of the sliding rod and a second positioning groove formed in the upper surface of the sliding rod, and the fixed locking block 12 is conveniently pushed to move through the arranged semicircular groove.

The cross section of the fixing pin 13 is matched with that of the second positioning groove, the length of the fixing pin 13 is larger than the depth of the first positioning groove, the fixing pin 13 penetrates through the first positioning groove and is connected with the second positioning groove, and therefore the fixing and locking block 12 is fixed.

The utility model discloses a theory of operation does: when a certain gear 3 is damaged, the fixed locking block 12 is abutted by a columnar object at the moment, so that the fixed locking block 12 is pushed out of the through hole and is completely pushed into the spring groove 10, the connecting spring 11 is compressed under stress, when a user does not push the fixed locking block, the opening of the first positioning groove is just opposite to the second positioning groove, then the fixing pin 13 is rotated to enable the fixing pin 13 to be connected with the second positioning groove, so that the fixed locking block 12 is fixed, then the fixing bolt 9 and the fixing block 7 are sequentially taken out, the damaged tooth can be replaced, after replacement is completed, the fixing block 7 is inserted into the buckle groove 5 again, the positioning column of the fixing block 7 sequentially penetrates through the fixed locking groove 4 of the tooth 3 and the positioning hole 6 at the bottom of the buckle groove 5, so that the tooth 3 is fixed, then the fixing bolt 9 penetrates through the thread groove 8, so that the fixing block 7 is fixed, finally, the fixing pin 13 is rotated, so that the fixing pin 13 is separated from the second positioning groove, and at the moment, the fixing and locking block 12 penetrates through the through hole under the action of the connecting spring 11 and extends into the hexagonal groove of the fixing bolt 9, so that the fixing bolt 9 is fixedly locked, the loosening of the fixing bolt is prevented, and the service life of the fixing bolt is prolonged.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An 8AT transmission differential gear characterized by: comprises a gear body (1), teeth (3) connected with the gear body (1) through an installation mechanism, and a locking mechanism connected with the gear body (1);

the mounting mechanism comprises a mounting groove (2) arranged on the outer side wall of the gear main body (1), a locking groove (4) arranged on the outer side wall of the tooth (3), a buckle groove (5) arranged on the end face of the gear main body (1), a positioning hole (6) arranged at the bottom of the buckle groove (5), and a fixing block (7) inserted in the buckle groove (5);

the locking mechanism comprises a thread groove (8) formed in the end face of the fixing block (7), a fixing bolt (9) connected with the thread groove (8) in a threaded mode, an annular groove formed in the inner side wall of the thread groove (8), a spring groove (10) formed in the inner side wall of the annular groove, a connecting spring (11) fixedly connected to the bottom of the spring groove (10), a locking block (12) fixedly connected to the other end of the connecting spring (11), a first positioning groove formed in the inner side wall of the spring groove (10), and a fixing pin (13) connected with the first positioning groove in a threaded mode.

2. The differential gear of an 8AT transmission of claim 1, wherein: tooth (3) are including tooth main part, fixed connection at the screw thread post of tooth main part one end and the cylinder of fixed connection at the screw thread post other end, the cross section of screw thread post and the cross section phase-match of mounting groove (2), the surface at the cylinder is seted up in solid locked groove (4).

3. An 8AT transmission differential gear according to claim 2, characterized in that: buckle groove (5) include an O type groove, set up the rectangular channel that four groups of O type inslot lateral wall are the annular array and distribute, O type groove is the intercommunication setting with mounting groove (2), the quantity of locating hole (6) has a plurality of groups, and is the tank bottom that the annular equidistant was set up in O type groove, the screw thread mounting hole has been seted up to the tank bottom of rectangular channel.

4. An 8AT transmission differential gear according to claim 3, characterized in that: fixed block (7) include a ring, fixed connection are in a plurality of groups of ring terminal surface, are the reference column of annular equidistant distribution and the rectangular block that fixed connection is annular array distribution in four groups of ring inside wall, the cross section of fixed block (7) and the cross section phase-match of buckle groove (5).

5. An 8AT transmission differential gear according to claim 4, wherein: the fixing bolt (9) is an inner hexagon bolt, the outer side wall of the nut of the fixing bolt (9) is provided with a through hole, and the through hole is communicated with the hexagon groove of the nut.

6. An 8AT transmission differential gear according to claim 5, wherein: the fixed locking block (12) comprises a sliding rod, a semicircular groove formed in one end, far away from the connecting spring (11), of the sliding rod and a second positioning groove formed in the upper surface of the sliding rod.

7. An 8AT transmission differential gear according to claim 6, characterized in that: the cross section of the fixing pin (13) is matched with that of the second positioning groove, and the length of the fixing pin (13) is larger than the depth of the first positioning groove.