CN218264066U - Pin shaft assembly, hinge mechanism and operation machine - Google Patents
Pin shaft assembly, hinge mechanism and operation machine Download PDFInfo
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- CN218264066U CN218264066U CN202222292580.9U CN202222292580U CN218264066U CN 218264066 U CN218264066 U CN 218264066U CN 202222292580 U CN202222292580 U CN 202222292580U CN 218264066 U CN218264066 U CN 218264066U
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Abstract
The utility model provides a round pin axle subassembly, hinge mechanisms and operation machinery relates to engineering machine tool technical field. The utility model provides a pin shaft component which is suitable for being arranged between a first component and a second component which are connected in a rotating way; the pin shaft assembly comprises a pin shaft body and a sleeve body; the sleeve body is sleeved on the pin shaft body and is suitable for switching between a first installation position and a second installation position relative to the pin shaft body; at the first installation position, the pin shaft body is installed with the second component in a matched mode, and the sleeve body is installed with the first component in a matched mode; and at the second mounting position, the pin shaft body is mounted with the first component in a matching way, and the sleeve body is mounted with the second component in a matching way. Use the utility model discloses the pin roll subassembly in the scheme can realize the accordant connection between the different components fast, need not to carry out extensive structure transformation simultaneously, the cost is reduced.
Description
Technical Field
The utility model relates to an engineering machine tool technical field especially relates to a round pin axle subassembly, hinge mechanisms and operation machinery.
Background
The pin shaft assembly is a commonly used component in the field of engineering machinery, the components in the engineering machinery equipment are usually required to be folded, rotated and the like, and the pin shaft is usually arranged at the rotating part of the components, so that a hinged installation mode is formed. The actual working scene of the engineering machinery is very complicated, and the working force of the engineering machinery needs to be increased when the complex working environment is faced and the working efficiency needs to be improved.
In the prior art, a component of the engineering machine is usually redesigned, and a hinge point is optimized to increase the working force of the engineering machine, or the output force of a power output part is increased on the basis of keeping the existing component stationary.
By applying the method, the period of structural modification of the pin shaft assembly is longer, and the structural modification cost is higher.
SUMMERY OF THE UTILITY MODEL
The present invention aims to solve at least one of the technical problems existing in the related art. Therefore, the utility model provides a round pin axle assembly can realize the quick match of round pin axle assembly and component, reduces the remaking cost of operation machinery.
The utility model also provides an articulated mechanism.
The utility model also provides an operation machine.
An embodiment of the first aspect of the utility model provides a pin shaft assembly, pin shaft assembly is suitable for to install between the first component of rotation connection and second component, pin shaft assembly includes:
a pin shaft body;
the sleeve body is sleeved on the pin shaft body and is suitable for switching between a first installation position and a second installation position relative to the pin shaft body;
at the first installation position, the pin shaft body is installed with the second component in a matched mode, and the sleeve body is installed with the first component in a matched mode;
and at the second mounting position, the pin shaft body is mounted with the first component in a matching way, and the sleeve body is mounted with the second component in a matching way.
According to the utility model discloses the round pin axle subassembly that the embodiment of the first aspect provided establishes the fit on round pin axle body through setting up the cover, can increase the diameter on the original diameter basis of round pin axle body to can make round pin axle body adaptation have the component of different diameter mounting holes simultaneously. Specifically, at a first mounting position, a mounting hole on the first component is larger than a mounting hole on the second component, at the moment, a sleeve body sleeved on the pin shaft body is connected with the first component, and the pin shaft body is directly connected with the second component; at the second installation position, the installation hole on the first component is smaller than the installation hole on the second component, at the moment, the sleeve body sleeved on the pin shaft body is connected with the second component, and the pin shaft body is directly connected with the first component. The pin shaft assembly in the scheme can be used for quickly realizing matching connection among different components, and meanwhile, large-scale structural modification is not needed, so that the cost is reduced.
According to the utility model discloses an embodiment first mounted position, the fit cover of cover is located the middle part of round pin axle body, be provided with first mounting hole on the first component, be provided with the second mounting hole on the second component, the fit with first mounting hole adaptation installation, round pin axle body with second mounting hole adaptation installation.
According to the utility model discloses an embodiment the second mounted position, the fit cover is located the at least one end of round pin axle body, be provided with first mounting hole on the first component, be provided with the second mounting hole on the second component, the fit with second mounting hole adaptation installation, round pin axle body with first mounting hole adaptation installation.
According to the utility model discloses an embodiment, the fit is two, two the fit overlaps respectively to be located the both ends of round pin axle body, two be formed with the interval between the fit, on the round pin axle body with the segmentation that the interval corresponds with first mounting hole adaptation installation.
According to the utility model discloses an embodiment, be formed with limit structure on the round pin axle body, through limit structure prevents the registrate body is in take place relative slip on the round pin axle body.
According to the utility model discloses an embodiment, the one end of round pin axle body is provided with the flange, the radial dimension of flange is greater than the radial dimension of round pin axle body.
According to the utility model discloses an embodiment, the flange with the round pin axle body can be dismantled and be connected or integrated into one piece.
According to the utility model discloses an embodiment, the round pin axle body with the fit interference fit of cover.
An embodiment of a second aspect of the present invention provides an articulating mechanism, comprising a first member, a second member and a pin assembly as described above, wherein the first member and the second member are adapted to pass through the pin assembly for rotation connection.
An embodiment of the third aspect of the present invention provides a working machine, including a pin assembly or an articulated mechanism as described above.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, one of following technological effect has at least:
according to the utility model discloses the round pin axle subassembly that the embodiment of the first aspect provided establishes the fit on round pin axle body through setting up the cover, can increase the diameter on the original diameter basis of round pin axle body to can make round pin axle body adaptation have the component of different diameter mounting holes simultaneously. Specifically, at a first mounting position, a mounting hole on the first component is larger than a mounting hole on the second component, at the moment, a sleeve body sleeved on the pin shaft body is connected with the first component, and the pin shaft body is directly connected with the second component; at the second installation position, the installation hole on the first component is smaller than the installation hole on the second component, at the moment, the sleeve body sleeved on the pin shaft body is connected with the second component, and the pin shaft body is directly connected with the first component. The pin shaft assembly in the scheme can be used for quickly realizing matching connection among different components, and meanwhile, large-scale structural modification is not needed, so that the cost is reduced.
Further, according to the utility model discloses the hinge mechanisms that the embodiment of the second aspect provided realizes the rotation of first component and second component through foretell round pin axle subassembly fast and connects, has reduced structure transformation cycle and cost.
According to the utility model discloses the operation machinery that the embodiment of third aspect provided, through foretell round pin axle subassembly or hinge mechanism, can realize the conversion of operating power fast, improve the operating efficiency, reduced structure transformation cycle and cost.
Drawings
In order to illustrate the technical solutions of the present invention or the prior art more clearly, the drawings used in the following embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a first schematic structural diagram of a pin shaft assembly provided in an embodiment of the present invention;
FIG. 2 is an exploded view of the pin assembly provided in FIG. 1;
fig. 3 is a schematic structural diagram ii of the pin shaft assembly according to the embodiment of the present invention;
FIG. 4 is an exploded view of the pin assembly provided in FIG. 3;
fig. 5 is a first schematic structural diagram of an articulation mechanism provided in an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a hinge mechanism according to an embodiment of the present invention.
Reference numerals:
1. a pin assembly; 2. a first member; 3. a second member;
10. a pin shaft body; 11. a sleeve body; 12. a flange;
21. a first mounting hole;
31. and a second mounting hole.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the 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 embodiments of the present invention, it should be noted 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 the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should 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 embodiments of the present invention can be understood as specific cases to those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
As shown in fig. 1 to 4, an embodiment of the present invention provides a pin assembly 1, where the pin assembly 1 is adapted to be installed between a first component 2 and a second component 3 that are rotatably connected. The pin shaft component 1 comprises a pin shaft body 10 and a sleeve body 11; the sleeve body 11 is sleeved on the pin shaft body 10 and is suitable for being switched between a first installation position and a second installation position relative to the pin shaft body 10; at a first installation position, the pin shaft body 10 is installed with the first component 2 in a matching way, and the sleeve body 11 is installed with the second component 3 in a matching way; in the second mounting position, the pin body 10 is mounted with the second member 3 in a fitting manner, and the sleeve body 11 is mounted with the first member 2 in a fitting manner.
According to the utility model discloses the round pin axle subassembly 1 that the embodiment of the first aspect provided establishes the fit 11 on round pin axle body 10 through setting up the cover, can increase the diameter on the original diameter basis of round pin axle body 10 to can make round pin axle body 10 adaptation have the component of different diameter mounting holes simultaneously. Specifically, in the first installation position, the installation hole on the first component 2 is larger than the installation hole on the second component 3, at this time, the sleeve body 11 sleeved on the pin shaft body 10 is connected with the first component 2, and the pin shaft body 10 is directly connected with the second component 3; at the second installation position, the installation hole on the first component 2 is smaller than the installation hole on the second component 3, at this time, the sleeve body 11 sleeved on the pin shaft body 10 is connected with the second component 3, and the pin shaft body 10 is directly connected with the first component 2. The pin shaft assembly 1 in the scheme can be used for quickly realizing matching connection among different components, and meanwhile, large-scale structural modification is not needed, so that the cost is reduced.
As shown in fig. 5, in the embodiment of the present invention, at the first installation position, the sleeve body 11 is sleeved on the middle portion of the pin body 10, the first installation hole 21 is provided on the first member 2, the second installation hole 31 is provided on the second member 3, the sleeve body 11 is installed in a manner of fitting with the first installation hole 21, and the pin body 10 is installed in a manner of fitting with the second installation hole 31. The second mounting holes 31 on the second member 3 are distributed on two sides of the first mounting hole 21 of the first member 2, the pin shaft body 10 is mounted on the first member 2 and the second member 3, the diameter of the first mounting hole 21 is larger than that of the second mounting hole 31, so that the sleeve body 11 sleeved on the middle portion of the pin shaft body 10 can be mounted in a matched manner with the first mounting hole 21 of the first member 2, and the end portion of the pin shaft body 10 is directly mounted in a matched manner with the second mounting hole 31 of the second member 3. The pin shaft body 10 is combined with the sleeve body 11 under the condition that the diameter of the pin shaft body is not changed, the purpose of connecting the first component 2 and the second component 3 with different apertures is achieved, the installation is flexible and convenient, and the installation matching efficiency between the first component 2 and the second component 3 is greatly improved.
As shown in fig. 6, in the embodiment of the present invention, at the second installation position, the sleeve body 11 is sleeved on at least one end of the pin body 10, the first installation hole 21 is provided on the first member 2, the second installation hole 31 is provided on the second member 3, the pin body 10 is fittingly installed with the first installation hole 21, and the sleeve body 11 is fittingly installed with the second installation hole 31. The first mounting hole 21 of the first member 2 is disposed in the middle of the second mounting hole 31 of the second member 3, and the diameter of the first mounting hole 21 is smaller than that of the second mounting hole 31, so that the sleeve body 11 sleeved on the end of the pin body 10 and the second mounting hole 31 of the second member 3 can be mounted in a matching manner, and the middle of the pin body 10 and the first mounting hole 21 of the first member 2 are directly mounted in a matching manner. The pin shaft body 10 is combined with the sleeve body 11 under the condition that the diameter of the pin shaft body is not changed, the purpose of connecting the first component 2 and the second component 3 with different apertures is achieved, the installation is flexible and convenient, and the installation matching efficiency between the first component 2 and the second component 3 is greatly improved.
As shown in fig. 3 and 4, in the embodiment of the present invention, the two sleeve bodies 11 are respectively sleeved at two ends of the pin body 10, an interval is formed between the two sleeve bodies 11, and the section corresponding to the interval on the pin body 10 is adapted to the first mounting hole 21. The sleeve bodies 11 are sleeved at two ends of the pin shaft body 10, so that the two ends of the pin shaft body 10 can be matched with the installation of a component with the installation aperture larger than the diameter of the pin shaft body 10, the connection stability of the pin shaft assembly 1 and the component is kept, and the stress balance is kept.
The utility model discloses an in the embodiment, be formed with limit structure on the round pin axle body 10, prevent that the fit 11 from taking place relative slip on round pin axle body 10 through limit structure. As mentioned above, the limiting structure can prevent the fitting body 11 from sliding relatively on the pin shaft body 10, so that the setting of the limiting structure can ensure that the fitting body 11 is always in the correct position relative to the pin shaft body 10, and prevent the fitting body 11 from slipping from the mounting hole after the pin shaft assembly 1 is connected with the component in a matching manner, thereby affecting the use safety of the working machine. The limiting structure can be a protruding structure arranged on the surface of the pin shaft body 10, a groove matched with the protruding structure is arranged on the inner surface of the sleeve body 11, after the sleeve body 11 is sleeved on the pin shaft body 10, the protruding structure and the groove are embedded together, and the protruding structure prevents the sleeve body 11 from sliding on the pin shaft body 10.
In the embodiment of the present invention, one end of the pin shaft body 10 is provided with the flange 12, and the radial dimension of the flange 12 is greater than the radial dimension of the pin shaft body 10. The flange 12 can play limiting role to the pin body 10, specifically, after pushing the pin body 10 into the first mounting hole 21 or the second mounting hole 31 along the mounting direction, the flange 12 abuts against the side wall of the first member 2, so that the pin body 10 can be prevented from further sliding along the mounting direction, and the pin body 10 is prevented from falling off.
In the embodiment of the present invention, the flange 12 and the pin body 10 are detachably connected or integrally formed. The flange 12 may be detachably connected to the pin body 10 so as to facilitate replacement of the flange 12, the flange 12 may be adapted to pin bodies 10 having different diameters, and the flange 12 and the pin body 10 may be connected by bolts, rivets, or the like. The flange 12 and the pin shaft body 10 are integrally formed, so that the reliability of connection between the flange 12 and the pin shaft body 10 can be ensured, and the flange 12 can bear large acting force.
In the embodiment of the present invention, the pin body 10 is in interference fit with the sleeve body 11. The interference fit between the pin body 10 and the sleeve body 11 can increase the friction between the sleeve body 11 and the pin body 10, so as to ensure the connection between the sleeve body 11 and the pin body 10 to be stable and firm and prevent the sleeve body 11 from sliding on the pin body 10.
As shown in fig. 5 and 6, an embodiment of the second aspect of the present invention provides an articulated mechanism, which includes a first member 2, a second member 3, and a pin assembly 1 in any of the above embodiments, wherein the first member 2 and the second member 3 are adapted to be rotatably connected by the pin assembly 1.
Taking an excavator as an example, the first member 2 may be a bucket cylinder and the second member 3 may be an arm.
According to the utility model discloses the hinge mechanisms that the embodiment of second aspect provided, through foretell round pin axle component 1 realize first component 2 and second component 3's rotation fast and connect, reduced structure transformation cycle and cost.
An embodiment of a third aspect of the present invention provides a working machine, including the pin assembly 1 or the hinge mechanism in any one of the above embodiments.
According to the utility model discloses the operation machinery that the embodiment of third aspect provided, through foretell round pin axle subassembly 1 or hinge mechanism, can realize the conversion of operating power fast, improve the operating efficiency, reduced structure transformation cycle and cost.
The utility model discloses the operation machine that the third aspect embodiment provided can be excavator, hoist etc..
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a pin assembly, pin assembly is suitable for to be installed between the first component of rotating the connection and second component, its characterized in that, pin assembly includes:
a pin shaft body;
the sleeve body is sleeved on the pin shaft body and is suitable for switching between a first installation position and a second installation position relative to the pin shaft body;
at the first installation position, the pin shaft body is installed with the second component in a matched mode, and the sleeve body is installed with the first component in a matched mode;
and at the second mounting position, the pin shaft body is mounted with the first component in a matching way, and the sleeve body is mounted with the second component in a matching way.
2. The pin assembly according to claim 1, wherein in the first mounting position, the fitting body is fitted over a middle portion of the pin body, the first member has a first mounting hole, the second member has a second mounting hole, the fitting body is fitted into the first mounting hole, and the pin body is fitted into the second mounting hole.
3. The pin assembly according to claim 1, wherein in the second mounting position, the fitting body is fitted over at least one end of the pin body, the first member has a first mounting hole, the second member has a second mounting hole, the fitting body is fitted to the second mounting hole, and the pin body is fitted to the first mounting hole.
4. The pin shaft assembly according to claim 3, wherein the number of the sleeve bodies is two, the two sleeve bodies are respectively sleeved at two ends of the pin shaft body, a gap is formed between the two sleeve bodies, and the segment of the pin shaft body corresponding to the gap is installed in a manner of being matched with the first installation hole.
5. The pin assembly of claim 4, wherein the pin body is formed with a limiting structure, and the sleeve body is prevented from sliding relative to the pin body by the limiting structure.
6. A pin assembly as claimed in any one of claims 1 to 4, wherein one end of the pin body is provided with a flange having a radial dimension greater than that of the pin body.
7. The pin assembly of claim 6, wherein the flange is removably attached to or integrally formed with the pin body.
8. A pin assembly according to any one of claims 1 to 4, wherein the pin body is an interference fit with the socket.
9. An articulating mechanism, comprising:
a pin assembly as claimed in any one of claims 1 to 8, and a first member, a second member, the first and second members being adapted to be rotatably connected by the pin assembly.
10. A work machine comprising a pin assembly according to any one of claims 1 to 8 or a hinge mechanism according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222292580.9U CN218264066U (en) | 2022-08-30 | 2022-08-30 | Pin shaft assembly, hinge mechanism and operation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222292580.9U CN218264066U (en) | 2022-08-30 | 2022-08-30 | Pin shaft assembly, hinge mechanism and operation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218264066U true CN218264066U (en) | 2023-01-10 |
Family
ID=84710035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222292580.9U Active CN218264066U (en) | 2022-08-30 | 2022-08-30 | Pin shaft assembly, hinge mechanism and operation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218264066U (en) |
-
2022
- 2022-08-30 CN CN202222292580.9U patent/CN218264066U/en active Active
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