CN219317427U - Wear-resistant spindle assembly - Google Patents
Wear-resistant spindle assembly Download PDFInfo
- Publication number
- CN219317427U CN219317427U CN202223543962.0U CN202223543962U CN219317427U CN 219317427 U CN219317427 U CN 219317427U CN 202223543962 U CN202223543962 U CN 202223543962U CN 219317427 U CN219317427 U CN 219317427U
- Authority
- CN
- China
- Prior art keywords
- ball
- spindle assembly
- wear resistant
- connecting end
- wear
- 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
- Sliding-Contact Bearings (AREA)
Abstract
The present application relates to a spindle assembly, and more particularly to a wear resistant spindle assembly, wherein the wear resistant spindle assembly comprises: the sleeve is provided with an opening and a containing cavity at one end, the opening is communicated with the containing cavity, and the opening is also communicated with the outside; the rotating rod is provided with a second spherical end, the second spherical end is arranged in the accommodating cavity, the wall surface forming the accommodating cavity is provided with an annular bulge, one side, close to the bottom wall forming the accommodating cavity, of the annular bulge is in contact with the wall surface of the second spherical end, and the second spherical end is provided with at least one mounting groove; and at least one telescopic component for lubricating the wall surface forming the annular bulge, wherein the telescopic component is movably arranged in the mounting groove. The utility model can realize the advantages of high practicability, simple structure and wear resistance by effectively utilizing the self structural configuration.
Description
Technical Field
The present application relates to spindle assemblies, and more particularly to a wear resistant spindle assembly.
Background
As shown in fig. 6, the conventional spindle assembly includes a tube 400 and a rotating shaft 500, wherein the tube 400 has a cavity 4001, and a wall surface forming the cavity 4001 has an annular protrusion 4002, and the rotating shaft 500 has a spherical end 5001, and the spherical end 5001 contacts with a side of the annular protrusion 4002 near a bottom wall forming the cavity 4001, wherein when the rotating shaft 500 rotates, the contact surface between the spherical end 5001 and the annular protrusion 4002 is worn seriously, so that it is necessary to reduce the damage thereto to improve the service life of the product.
There is therefore a need to provide a spindle assembly that is practical, simple in construction, and resistant to wear.
Disclosure of Invention
The main object of the present application is to provide a wear-resistant spindle assembly which can effectively utilize its own structural configuration to achieve the advantages of simple structure, wear resistance.
It is another object of the present application to provide a wear resistant spindle assembly wherein the wear resistant spindle assembly includes a rotatable shaft swingably disposed within the sleeve, a sleeve, and at least one telescoping assembly for lubricating a wall surface of the rotatable shaft in contact with the sleeve, thereby reducing wear of the rotatable shaft.
Another object of the present application is to provide a wear-resistant spindle assembly, wherein the wear-resistant spindle assembly has a simple structure, is convenient to operate, does not involve complicated manufacturing processes and expensive materials, has high economical efficiency, and is easy to popularize and use.
To achieve at least one of the above objects, the present application provides a wear resistant spindle assembly, wherein the wear resistant spindle assembly comprises:
the sleeve is provided with an opening and a containing cavity at one end, the opening is communicated with the containing cavity, and the opening is also communicated with the outside;
the rotating rod is provided with a second spherical end, the second spherical end is arranged in the accommodating cavity, the wall surface forming the accommodating cavity is provided with an annular bulge, one side, close to the bottom wall forming the accommodating cavity, of the annular bulge is in contact with the wall surface of the second spherical end, and the second spherical end is provided with at least one mounting groove; and
and at least one telescopic component for lubricating the wall surface forming the annular bulge, wherein the telescopic component is movably arranged in the mounting groove.
In one or more embodiments of the present application, each of the telescopic assemblies includes a grease, an elastic member and a moving member, the elastic member is disposed in the mounting groove, the moving member and the grease are also disposed in the mounting groove, one end of the moving member contacts the elastic member, the other end contacts the grease, and one end of the grease facing away from the moving member contacts the annular protrusion.
In one or more embodiments of the present application, the outer wall of the sleeve has an annular groove, the annular groove corresponds to the annular protrusion, and the annular groove and the annular protrusion are integrally formed.
In one or more embodiments of the present application, the wear-resistant spindle assembly includes a coupling shaft body including a first coupling end, an extension end, and a second coupling end, the extension end being coupled to the first coupling end and the second coupling end, respectively.
In one or more embodiments of the present application, a plurality of strip-shaped protrusions are uniformly distributed on the surface of the first connection end, a plurality of strip-shaped protrusions are transversely arranged and spaced a predetermined distance, and the first connection end is engaged with and connected with an external component.
In one or more embodiments of the present application, the wear-resistant spindle assembly further includes a cover plate detachably disposed on a side of the second connecting end facing away from the extending end, and the cover plate is provided with a plurality of uniformly distributed through holes, and a plurality of uniformly distributed ball grooves are disposed on a side of the second connecting end facing away from the extending end and correspond to the ball grooves one by one.
In one or more embodiments of the present application, a wall surface forming the through hole is an arc surface.
In one or more embodiments of the present application, the wear-resistant spindle assembly further includes a plurality of spindle assemblies, each spindle assembly includes a rotating rod, the rotating rod includes a first ball end, a third connecting end, a fourth connecting end and a second ball end, the third connecting end with the fourth connecting end links to each other, just the third connecting end deviates from the one end of the fourth connecting end links to each other with the first ball end, just the one end of the fourth connecting end deviates from the third connecting end links to each other with the second ball end, wherein a plurality of the first ball ends and a plurality of the ball grooves one-to-one, in addition each forms the wall of through hole respectively with a plurality of the first ball ends are close to the wall of apron contacts.
In one or more embodiments of the present application, a maximum cross-sectional dimension of an end of the first ball end that mates with the ball groove is greater than a minimum aperture of the through hole, and a maximum cross-sectional dimension of an end of the first ball end that mates with the ball groove is less than a maximum aperture of the through hole.
In one or more embodiments of the present application, a ball tile is further disposed on the bottom wall forming the accommodating cavity, and a side of the ball tile away from the bottom wall forming the accommodating cavity contacts with a side of the second ball end away from the cover plate.
Drawings
These and/or other aspects and advantages of the present application will become more apparent and more readily appreciated from the following detailed description of the embodiments of the present application, taken in conjunction with the accompanying drawings, wherein:
fig. 1 illustrates a schematic structural view of a wear resistant spindle assembly.
Fig. 2 illustrates a cross-sectional view of a wear resistant spindle assembly.
Fig. 3 illustrates an enlarged view of a in fig. 2.
Fig. 4 illustrates an enlarged view of B in fig. 2.
Fig. 5 illustrates an enlarged view of C in fig. 3.
Fig. 6 illustrates a partial structural schematic of a prior shaft assembly.
Detailed Description
The terms and words used in the following description and claims are not limited to literal meanings, but are used only by the inventors to enable a clear and consistent understanding of the application. It will be apparent to those skilled in the art, therefore, that the following description of the various embodiments of the present application is provided for the purpose of illustration only and not for the purpose of limiting the application as defined by the appended claims and their equivalents.
It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.
Although ordinal numbers such as "first," "second," etc., will be used to describe various components, those components are not limited herein. The term is used merely to distinguish one component from another. For example, a first component may be referred to as a second component, and likewise, a second component may be referred to as a first component, without departing from the teachings of the inventive concept. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The terminology used herein is for the purpose of describing various embodiments only and is not intended to be limiting. As used herein, the singular is intended to include the plural as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, or groups thereof.
Summary of the application
The existing spindle assembly, as shown in fig. 6, comprises a tube and a rotating shaft, wherein the sleeve has a cavity, the wall surface forming the cavity has an annular bump, the rotating shaft has a spherical end, the spherical end contacts with one side of the annular bump near the bottom wall forming the cavity, and when the rotating shaft rotates, the contact surface of the spherical end and the annular bump is severely worn.
Based on this, there is a need for a spindle assembly that is highly practical, simple in construction, and resistant to wear.
Based on the technical problem, the application provides a wear-resistant main shaft assembly, wherein, wear-resistant main shaft assembly simple structure does not relate to complicated manufacturing process and expensive material, has higher economic nature, simultaneously, to the manufacturer, the wear-resistant main shaft assembly that this application provided easily produces, and low cost is favorable to controlling manufacturing cost more, further is favorable to product popularization and use.
Schematic wear-resistant spindle assembly
Referring to fig. 1 to 5, the wear-resistant spindle assembly according to a preferred embodiment of the present utility model, in particular, comprises a coupling shaft body 10, the coupling shaft body 10 comprising a first coupling end 11, an extension end 12 and a second coupling end 13, the extension end 12 being connected to the first coupling end 11 and the second coupling end 13, respectively. It should be noted that, the extension end 12 is integrally formed with the first connection end 11, and the second connection end 13 is welded to the extension end 12, so as to form the connection shaft body 10. It should be noted that, a plurality of strip-shaped protrusions are uniformly distributed on the surface of the first connection end 11, a plurality of strip-shaped protrusions are transversely arranged and spaced a predetermined distance, and the first connection end 11 is engaged with an external component.
The second connecting end 13 has a plurality of uniformly distributed ball grooves 1301 on a side facing away from the extending end 12, as shown in fig. 2 and 4, and the wear-resistant spindle assembly further includes a plurality of shaft assemblies 30, where one ends of the plurality of shaft assemblies 30 are respectively matched with the plurality of ball grooves 1301.
As shown in fig. 2, the wear-resistant spindle assembly further includes a cover plate 20, where the cover plate 20 is detachably disposed on a side of the second connection end 13 away from the extension end 12, and the cover plate 20 is provided with a plurality of uniformly distributed through holes 201, and the plurality of through holes 201 are in one-to-one correspondence with the plurality of ball grooves 1301. Here, the wall surface forming the through hole 201 is a cambered surface. It should be further noted that, the maximum cross-sectional dimension of the end of the shaft assembly 30 that mates with the ball groove 1301 is larger than the minimum aperture of the through hole 201, and the maximum cross-sectional dimension of the end of the shaft assembly 30 that mates with the ball groove 1301 is smaller than the maximum aperture of the through hole 201, and the maximum aperture of the through hole 201 is located on the side of the cover plate 20 near the second connection end 13, and the minimum aperture of the through hole 201 is located on the side of the cover plate 20 facing away from the second connection end 13, so that the wall surface forming the through hole 201 can define the position of the shaft assembly 30 when the cover plate 20 mates with the second connection end 13, while the wall surface forming the ball groove 1301 and the wall surface forming the through hole 201 are both in contact with the surface of the end of the shaft assembly 30 that mates with the ball groove 1301, so that the end of the shaft assembly 30 can rotate by a predetermined angle.
As shown in fig. 2, each shaft assembly 30 includes a rotating rod 31, where the rotating rod 31 includes a first ball end 311, a third connecting end 312, a fourth connecting end 313 and a second ball end 314, the third connecting end 312 is connected to the fourth connecting end 313, an end of the third connecting end 312 facing away from the fourth connecting end 313 is connected to the first ball end 311, an end of the fourth connecting end 313 facing away from the third connecting end 312 is connected to the second ball end 314, where a plurality of the first ball ends 311 are in one-to-one correspondence with a plurality of the ball grooves 1301, and a wall surface forming the through hole 201 is respectively contacted with a plurality of wall surfaces of the first ball ends 311 near the cover plate 20, so as to define positions of the rotating rod 31.
It should be noted that each shaft assembly 30 further includes a sleeve 32, one end of the sleeve 32 has an opening 3201 and a receiving cavity 3202, and the opening 3201 is in communication with the receiving cavity 3202, and the opening 3201 is also in communication with the outside. It should be noted that the second ball end 314 is disposed in the accommodating cavity 3202 and is close to a side of the sleeve 32 facing away from the cover plate 20.
As shown in fig. 3, the surface of the sleeve 32 further has an annular groove 3203, and the wall surface forming the accommodating chamber 3202 also has an annular protrusion 321, and the annular groove 3203 faces the annular protrusion 321. It should be understood by those skilled in the art that the annular groove 3203 and the annular protrusion 321 are formed by rolling with an external rolling device, that is, an external rolling device performs rolling processing on the outer wall of the pipe, so that the outer wall of the pipe is deformed, and meanwhile, the wall surface forming the accommodating cavity 3202 is also deformed by forming, that is, the annular groove 3203 and the annular protrusion 321 are integrally formed, in addition, because the second ball end 314 is disposed in the accommodating cavity 3202, and the wall surface of the second ball end 314 close to the cover plate 20 is attached to the wall surface of the annular protrusion 321 facing away from the cover plate 20. It should be noted that, the size of the receiving cavity 3202 is larger than the size of the second ball end 314, and the wall surface of the annular protrusion 321 contacts with the wall surface of the second ball end 314, so as to define the position of the second ball end 314. Wherein it will be appreciated by those skilled in the art that the rotating rod 31 can swing a predetermined angle when the sleeve 32 is engaged with the rotating rod 31.
In addition, a ball shoe 33 is further disposed on the bottom wall forming the accommodating cavity 3202, and a side of the ball shoe 33 facing away from the bottom wall forming the accommodating cavity 3202 contacts with a side of the second ball end 314 facing away from the cover plate 20, so as to limit the axial movement of the rotating rod 31.
Thus, the annular projection 321 and the ball shoes 33 define the axial displacement of the rotating lever 31. To lower the second ball end 314, the second ball end 314 is modified.
Further, the second ball end 314 has at least one mounting groove 31401 near the wall surface of the annular protrusion 321, and each shaft assembly 30 further has at least one telescopic assembly 34, the telescopic assemblies 34 include a grease 341, an elastic member 342 and a moving member 343, the elastic member 342 is disposed in the mounting groove 31401, the moving member 343 and the grease 341 are also disposed in the mounting groove 31401, one end of the moving member 343 contacts the elastic member 342, the other end contacts the grease 341, and one end of the grease 341 away from the moving member 343 contacts the annular protrusion 321, so that when the rotating rod 31 rotates, the grease 341 continuously lubricates the wall surface of the annular protrusion 321, thereby reducing friction between the second ball end 314 and the annular protrusion 321, and reducing wear of the second ball end 314.
It should be noted that, since the swing amplitude of the rotating rod is not large during the swing process, and the structure of the existing spindle assembly is shown in fig. 6, during the swing process of the rotating shaft 500, the rotating shaft 500 and the wall surface (annular protrusion) forming the cavity are worn out greatly, while during the swing process of the rotating rod, the wall surface forming the opening of the rotating shaft contacts the wall surface of the third connecting end, so that the tip of the annular protrusion cannot contact the second ball end, thereby reducing the loss of the second ball end.
In summary, the wear-resistant spindle assembly according to embodiments of the present application is illustrated that provides advantages of high practicality, simple structure, wear resistance, etc. to the wear-resistant spindle assembly.
It should be noted that in the embodiment of the present application, the wear-resistant spindle assembly is simple in structure, does not involve complicated manufacturing process and expensive materials, and has high economical efficiency. Meanwhile, for manufacturers, the abrasion-resistant main shaft assembly is easy to produce, low in cost, beneficial to control of production cost and beneficial to product popularization and use.
It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from such principles.
Claims (10)
1. A wear-resistant spindle assembly comprising a spindle assembly, said spindle assembly comprising:
the sleeve is provided with an opening and a containing cavity at one end, the opening is communicated with the containing cavity, and the opening is also communicated with the outside;
the rotating rod is provided with a second spherical end, the second spherical end is arranged in the accommodating cavity, the wall surface forming the accommodating cavity is provided with an annular bulge, one side, close to the bottom wall forming the accommodating cavity, of the annular bulge is in contact with the wall surface of the second spherical end, and the second spherical end is provided with at least one mounting groove; and
and at least one telescopic component for lubricating the wall surface forming the annular bulge, wherein the telescopic component is movably arranged in the mounting groove.
2. The wear resistant spindle assembly as recited in claim 1 wherein each of the telescoping assemblies includes a grease, an elastic member and a moving member, the elastic member being disposed in the mounting groove, the moving member and the grease also being disposed in the mounting groove with one end of the moving member in contact with the elastic member and the other end in contact with the grease and an end of the grease facing away from the moving member in contact with the annular projection.
3. A wear resistant spindle assembly in accordance with claim 2 wherein the outer wall of the sleeve has an annular groove corresponding to the annular projection, and the annular groove and the annular projection are integrally formed.
4. A wear resistant spindle assembly in accordance with claim 3 wherein the wear resistant spindle assembly comprises a connecting shaft body including a first connecting end, an extension end and a second connecting end, the extension end being connected to the first connecting end and the second connecting end, respectively.
5. The wear resistant spindle assembly as recited in claim 4 wherein a plurality of bar-shaped protrusions are uniformly distributed on a surface of the first connection end, the plurality of bar-shaped protrusions are disposed laterally and spaced apart a predetermined distance, and the first connection end is in meshed connection with an external component.
6. The wear resistant spindle assembly as set forth in claim 5, further comprising a cover plate removably disposed on a side of the second connecting end facing away from the extending end, the cover plate being provided with a plurality of uniformly distributed through holes, the side of the second connecting end facing away from the extending end having a plurality of uniformly distributed ball grooves, the plurality of through holes being in one-to-one correspondence with the plurality of ball grooves.
7. The wear resistant spindle assembly of claim 6 wherein the wall forming the through bore is a cambered surface.
8. The wear resistant spindle assembly as set forth in claim 7, wherein the wear resistant spindle assembly further comprises a plurality of spindle assemblies, each of the spindle assemblies comprising a rotating shaft including a first ball end, a third connecting end, a fourth connecting end and a second ball end, the third connecting end and the fourth connecting end being connected, and an end of the third connecting end facing away from the fourth connecting end being connected to the first ball end, and an end of the fourth connecting end facing away from the third connecting end being connected to the second ball end, wherein a plurality of the first ball ends are in one-to-one correspondence with a plurality of the ball grooves, and further wherein each of the walls forming the through holes is in contact with a plurality of the first ball ends, respectively, adjacent to the wall of the cover plate.
9. The wear resistant spindle assembly of claim 8 wherein a maximum cross-sectional dimension of an end of the first ball end mated with the ball groove is greater than a minimum aperture of the through bore, and further wherein a maximum cross-sectional dimension of an end of the first ball end mated with the ball groove is less than a maximum aperture of the through bore.
10. A wear resistant spindle assembly in accordance with claim 9 wherein the bottom wall forming the receiving cavity is further provided with a ball shoe, and a side of the ball shoe facing away from the bottom wall forming the receiving cavity contacts a side of the second ball end facing away from the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223543962.0U CN219317427U (en) | 2022-12-28 | 2022-12-28 | Wear-resistant spindle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223543962.0U CN219317427U (en) | 2022-12-28 | 2022-12-28 | Wear-resistant spindle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219317427U true CN219317427U (en) | 2023-07-07 |
Family
ID=87035721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223543962.0U Active CN219317427U (en) | 2022-12-28 | 2022-12-28 | Wear-resistant spindle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219317427U (en) |
-
2022
- 2022-12-28 CN CN202223543962.0U patent/CN219317427U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102943495B (en) | Hinge mechanism | |
| EP2906794A1 (en) | Self aligning piston and manufacture method thereof | |
| CN219317427U (en) | Wear-resistant spindle assembly | |
| CN205533172U (en) | Plunger piston slippery boots assembly | |
| CN219282130U (en) | Swash plate variable mechanism, hydraulic motor and engineering machinery | |
| CN207554326U (en) | Plunger and plunger pump/piston motor | |
| CN113669497B (en) | Straight travel transmission device for valve actuator | |
| CN211598634U (en) | Improved sidewall contact device with wear resistance | |
| CN202001250U (en) | Compressor piston | |
| CN219605714U (en) | Bushing for oil cylinder assembly | |
| CN216407500U (en) | Shaft sleeve assembly with good shock resistance | |
| CN105065222A (en) | Swing disc type axial piston motor | |
| CN213528897U (en) | Movable connection structure and roller press | |
| CN113685521B (en) | Sliding block shifting fork device | |
| CN221762128U (en) | Piston assembly for compressed air | |
| CN216589550U (en) | Joint bearing | |
| CN212615714U (en) | Swing hydraulic cylinder | |
| CN216742476U (en) | Lubricated convenient axle sleeve | |
| CN212004156U (en) | Oil pump transmission mechanism | |
| CN217152238U (en) | Swash plate assembly of air conditioner compressor | |
| CN219975119U (en) | Ball head piston connecting rod | |
| CN213391960U (en) | Impact mechanism kinematic pair and rock drill | |
| CN217002484U (en) | Disc spring locking cylinder | |
| CN210799730U (en) | Slewing bearing | |
| CN1211592C (en) | Anti-vibration center-regulating roller bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |