CN214010750U - Axial locking mechanism - Google Patents
Axial locking mechanism Download PDFInfo
- Publication number
- CN214010750U CN214010750U CN202022411896.6U CN202022411896U CN214010750U CN 214010750 U CN214010750 U CN 214010750U CN 202022411896 U CN202022411896 U CN 202022411896U CN 214010750 U CN214010750 U CN 214010750U
- Authority
- CN
- China
- Prior art keywords
- locking mechanism
- sealing gland
- axial locking
- main shaft
- sliding seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses an axial locking mechanism, which comprises a main shaft (1) which is transversely distributed; the clamping shaft sleeves (4) are respectively sleeved outside the left end and the right end of the middle main body part (10) of the main shaft (1); the sliding seats (3) are sleeved outside the two clamping shaft sleeves (4); the left side and the right side of the sliding seat (3) are respectively connected with a sealing gland (2); each sealing gland (2) is sleeved outside the middle main body part (10) of the main shaft (1). The outer side of each sealing gland (2) is provided with a dustproof ring accommodating groove which is distributed annularly; an annular dustproof ring (5) is embedded in the dustproof ring accommodating groove; the dust ring (5) is sleeved on the outer surface of the middle main body part (10) of the main shaft (1). The utility model discloses an axial locking mechanism, its structural design science can lock the epaxial axle of the test bench of selecting to shift reliably, satisfies the user demand of test bench, has great production practice meaning.
Description
Technical Field
The utility model relates to the technical field of machinery, especially, relate to an axial locking mechanism.
Background
AT present, an AMT (automated mechanical transmission) is an improved mechanical-electrical-hydraulic integrated automatic transmission on the basis of a traditional manual gear type transmission, and integrates the advantages of AT (automatic) and MT (manual), and the AMT not only has the advantage of automatic speed change of a hydraulic automatic transmission, but also keeps the advantages of high efficiency, low cost, simple structure and easiness in manufacturing of the gear transmission of the original manual transmission.
With the development of the pure electric vehicle industry, the performance and the durability of a gear selecting and shifting mechanism of an AMT (automated mechanical transmission) need to be tested, and therefore, the applicant develops and designs a gear selecting and shifting test bed which can be used for testing the performance of the gear selecting and shifting mechanism of the AMT.
However, when a metal shaft on the gear selecting and shifting test bed is installed, an axial locking mechanism is needed to ensure the stability of the machine during operation, most of the existing axial locking mechanisms are complex in structure, the shaft cannot be reliably locked, and the use requirement of the test bed cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an axial locking mechanism to the technical defect that prior art exists.
Therefore, the utility model provides an axial locking mechanism, which comprises a main shaft which is transversely distributed;
the outer parts of the left end and the right end of the middle main body part of the main shaft are respectively sleeved with a clamping shaft sleeve;
the sliding seats are sleeved outside the two clamping shaft sleeves;
the left side and the right side of the sliding seat are respectively connected with a sealing gland;
each gland is sleeved outside the middle main body part of the main shaft.
The outer side of each sealing gland is provided with a dustproof ring accommodating groove which is distributed annularly;
an annular dustproof ring is embedded in the dustproof ring accommodating groove;
the outer surface of the middle main body part of the main shaft is sleeved with the dust ring;
the four corners of each sealing gland are fixedly connected with the sliding seat through hexagon socket head cap screws respectively;
an elastic gasket is arranged between the head of the inner hexagon screw and the sealing gland.
Wherein, the clamping shaft sleeve is in interference fit with the middle main body part of the main shaft.
Wherein, be interference fit between the middle part main part of dust ring and main shaft.
Wherein, the slide is equipped with the clamping shaft sleeve and holds the cavity all around inboard, is used for holding the clamping shaft sleeve.
Wherein, the outer sides of the left and right ends of the sliding seat are provided with sealing gland embedded grooves which are distributed annularly;
the sealing gland is arranged on one side facing the sliding seat and is provided with an annular lug;
the annular lug is correspondingly embedded into the sealing gland embedding groove on the sliding seat.
Wherein, the left end and the right end of the front side of the sliding seat are respectively provided with a pair of hydraulic oil inlet and outlet holes;
each pair of oil inlet and outlet holes comprises an oil inlet hole and an oil outlet hole;
each pair of oil inlet and outlet holes are respectively communicated with a cavity where the outer wall of one clamping shaft sleeve is located and used for conveying hydraulic oil to the clamping shaft sleeve.
Wherein, the upper and lower ends of the sliding seat are respectively provided with a positioning connecting pipe;
the positioning connecting pipe is used for connecting a gear shifting finger in an external gear selecting and shifting mechanism.
By above the utility model provides a technical scheme is visible, compares with prior art, the utility model provides an axial locking mechanism, its structural design science can lock the epaxial axle of test bench of selecting to shift reliably, satisfies the user demand of test bench, has great production practice meaning.
Drawings
Fig. 1 is a front view of an axial locking mechanism provided by the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a side view enlarged view of the axial locking mechanism provided by the utility model.
Detailed Description
In order to make the technical means of the present invention easier to understand, the present application will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the present application are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that in the description of the present application, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.
In addition, it should be noted that, in the description of the present application, unless otherwise explicitly specified and limited, the term "mounted" and the like should be interpreted broadly, and may be, for example, either fixedly mounted or detachably mounted.
The specific meaning of the above terms in the present application can be understood by those skilled in the art as the case may be.
Referring to fig. 1 to 3, the present invention provides an axial locking mechanism, which comprises a main shaft 1 distributed transversely;
the clamping shaft sleeves 4 are respectively sleeved outside the left end and the right end of the middle main body part 10 of the main shaft 1;
the sliding seat 3 is sleeved outside the two clamping shaft sleeves 4;
the left side and the right side of the sliding seat 3 are respectively connected with a sealing gland 2;
each gland 2 is fitted over the outside of the central body portion 10 of the main shaft 1.
The outer side of each sealing gland 2 is provided with a dustproof ring accommodating groove which is distributed annularly;
an annular dustproof ring 5 is embedded in the dustproof ring accommodating groove;
the dust ring 5 is sleeved on the outer surface of the middle main body part 10 of the main shaft 1.
The utility model discloses in, on specifically realizing, be interference fit between the middle part main part 10 of tight axle sleeve 4 of clamp and main shaft 1 to rely on the interference value between the axle sleeve hole of the middle part main part 1 of main shaft 1 and tight axle sleeve 4 of clamp, make the part produce elastic pressure between the surface after the assembly, thereby obtain the connection of fastening.
The utility model discloses in, on specifically realizing, be interference fit between dust ring 5 and the middle part main part 10 of main shaft 1 to guarantee dirt-proof effect.
The utility model discloses in, on specifically realizing, slide 3 inboard all around has the clamping shaft cover and holds the cavity for hold clamping shaft cover 4.
In the utility model, in the concrete implementation, the outer sides of the left and right ends of the sliding seat 3 are provided with sealing gland embedded grooves which are distributed annularly;
the gland 2 has an annular projection on the side facing the slide 3;
the annular projection is correspondingly inserted into the gland insertion groove on the sliding seat 3.
In the utility model, in the concrete implementation, the four corners of each sealing gland 2 are respectively fixedly connected with the sliding seat 3 through an inner hexagon screw 6;
an elastic gasket 7 is arranged between the head of the inner hexagon screw 6 and the sealing gland 2.
In the present invention, the slide 3 is rectangular in shape.
In the utility model, in the concrete implementation, a pair of hydraulic oil inlet and outlet holes 11 are respectively arranged at the left and right ends of the front side of the sliding seat 3;
each pair of oil inlet and outlet holes 11 comprises an oil inlet hole and an oil outlet hole;
it should be noted that, for each pair of oil inlet and outlet holes 11, the oil inlet hole thereof is communicated with an oil outlet of an existing external hydraulic system (having a hydraulic pump thereon) (for example, an oil outlet of a hydraulic pump), and the oil outlet hole thereof is communicated with an existing external oil tank.
Each pair of oil inlet and outlet holes 11 is respectively communicated with a cavity (which can be used as an oil storage cavity) where the outer wall of one clamping shaft sleeve 4 is located, and is used for conveying hydraulic oil to the clamping shaft sleeve 4.
In the utility model, the upper and lower ends of the slide base 3 are respectively provided with a positioning connecting pipe 12;
the positioning connection tube 12 is used for connecting a shift finger (e.g., a socket) in an external shift selection mechanism, and plays a positioning role.
It should be noted that the shift finger is a specific shift action component in a shift selection mechanism of an existing transmission, and the shift selection mechanism of the existing transmission is an existing device, for example, a two-gear shift selection mechanism produced by Weichai motivity corporation can be adopted for automatically controlling the shift selection and the shift of the transmission.
It should be noted that the utility model discloses an axial locking mechanism is used in current selection test bench of shifting, can simulate and select the real car running resistance of gearshift.
The sliding seat 3 is used for providing support, hydraulic oil is used for providing pressure for the clamping shaft sleeve 4, and the clamping shaft sleeve 4 clamps the spindle 1, so that friction resistance is provided for the gear selecting and shifting mechanism.
It should be noted that, to the utility model provides an axial locking mechanism, in view of the current actual selection of selecting the test bench of shifting to shift the time within 200ms, through demonstrating repeatedly, adopt the utility model provides a hydraulic pressure axial locking mechanism, the volume of loading oil changes 1cm3A fast response can be guaranteed.
To sum up, compare with prior art, the utility model provides a pair of axial locking mechanism, its structural design science can lock the epaxial axle of test bench of selecting to shift reliably, satisfies the user demand of test bench, has great production practice meaning.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An axial locking mechanism is characterized by comprising a main shaft (1) which is transversely distributed;
the clamping shaft sleeves (4) are respectively sleeved outside the left end and the right end of the middle main body part (10) of the main shaft (1);
the sliding seats (3) are sleeved outside the two clamping shaft sleeves (4);
the left side and the right side of the sliding seat (3) are respectively connected with a sealing gland (2);
each sealing gland (2) is sleeved outside the middle main body part (10) of the main shaft (1);
the outer side of each sealing gland (2) is provided with a dustproof ring accommodating groove which is distributed annularly;
an annular dustproof ring (5) is embedded in the dustproof ring accommodating groove;
the dust ring (5) is sleeved on the outer surface of the middle main body part (10) of the main shaft (1);
the four corners of each sealing gland (2) are fixedly connected with the sliding seat (3) through an inner hexagon screw (6);
an elastic gasket (7) is arranged between the head of the inner hexagon screw (6) and the sealing gland (2).
2. An axial locking mechanism as claimed in claim 1, characterized in that the clamping sleeve (4) is in an interference fit with the central body portion (10) of the spindle (1).
3. The axial locking mechanism according to claim 1, characterized in that the dust ring (5) is in interference fit with the central body portion (10) of the spindle (1).
4. An axial locking mechanism as claimed in claim 1, characterized in that the slide (3) is provided, on the inside of its periphery, with a clamping bush receiving cavity for receiving the clamping bush (4).
5. The axial locking mechanism according to claim 1, characterized in that the slide (3) has ring-shaped sealing gland embedding grooves outside the left and right ends;
the sealing gland (2) is provided with an annular convex block at one side facing the sliding seat (3);
the annular projection is correspondingly embedded into the sealing gland embedding groove on the sliding seat (3).
6. The axial locking mechanism according to any one of claims 1 to 5, wherein a pair of hydraulic oil inlet and outlet holes (11) are respectively formed at the left and right ends of the front side of the sliding seat (3);
each pair of oil inlet and outlet holes (11) comprises an oil inlet hole and an oil outlet hole;
each pair of oil inlet and outlet holes (11) are respectively communicated with a cavity where the outer wall of one clamping shaft sleeve (4) is located and used for conveying hydraulic oil to the clamping shaft sleeve (4).
7. The axial locking mechanism according to any one of claims 1 to 5, characterized in that the upper and lower ends of the slide (3) are provided with a positioning connection tube (12);
the positioning connecting pipe (12) is used for connecting a gear shifting finger in an external gear shifting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022411896.6U CN214010750U (en) | 2020-10-27 | 2020-10-27 | Axial locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022411896.6U CN214010750U (en) | 2020-10-27 | 2020-10-27 | Axial locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214010750U true CN214010750U (en) | 2021-08-20 |
Family
ID=77301462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022411896.6U Active CN214010750U (en) | 2020-10-27 | 2020-10-27 | Axial locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214010750U (en) |
-
2020
- 2020-10-27 CN CN202022411896.6U patent/CN214010750U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219345507U (en) | Electric valve | |
| CN214010750U (en) | Axial locking mechanism | |
| CN112378655A (en) | Axial locking mechanism | |
| CN202176818U (en) | Choke plug component and pneumatic pipeline system comprising the same | |
| CN201434173Y (en) | Super-high pressure quick connector | |
| CN109931399B (en) | Medium-light truck operating mechanism assembly | |
| CN207830393U (en) | The bearing being easily installed | |
| CN103625279A (en) | Gear lever assembly | |
| CN203784076U (en) | Sealing fixed joint of gear shifting dragline assembly | |
| CN203082200U (en) | Six-velocity-gear manual transmission gear-selecting and limiting structure | |
| CN111946922A (en) | Male joint assembly and quick joint with same | |
| CN102954304A (en) | Buckled rapid joint | |
| CN202195208U (en) | Quick connector of plug tube | |
| EP3862609A1 (en) | Fluid coupling system | |
| CN202927008U (en) | Sealing structure between gear shifting inhaul cable and speed changer box body | |
| CN206972902U (en) | Universal gearshift bar assembly and selector | |
| CN202937931U (en) | Withhold quick connector | |
| CN218236099U (en) | Car selects rubber joint structure of shifting | |
| CN112145736B (en) | Full-bore high-performance fluorine-lined ball valve | |
| CN204553783U (en) | Upper cover of speed changing box assembly | |
| CN218972063U (en) | Fluid connector | |
| CN209743838U (en) | Novel prevent leaking connector | |
| CN213411051U (en) | Quick core replacing structure of automatic O-shaped ring assembling tool | |
| CN212718594U (en) | Male joint assembly and quick joint with same | |
| CN204042066U (en) | The socket of four-loop protection valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |