CN220687851U - Industrial and mining mechanical equipment joint movable shaft sleeve assembly - Google Patents
Industrial and mining mechanical equipment joint movable shaft sleeve assembly Download PDFInfo
- Publication number
- CN220687851U CN220687851U CN202322367334.XU CN202322367334U CN220687851U CN 220687851 U CN220687851 U CN 220687851U CN 202322367334 U CN202322367334 U CN 202322367334U CN 220687851 U CN220687851 U CN 220687851U
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- Prior art keywords
- shaft sleeve
- shaft
- cover
- groove
- oil
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- 238000005065 mining Methods 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 34
- 239000004519 grease Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a movable shaft sleeve assembly of an industrial and mining mechanical device joint, which comprises a shaft sleeve, wherein a shaft sleeve is arranged in the shaft sleeve, the outer diameter of the shaft sleeve is gradually increased from inside to outside, the outer diameter of the outer end of the shaft sleeve is in interference fit with the inner diameter of the shaft sleeve, the end part of the shaft sleeve is provided with a cover groove, a shaft cover is arranged in the cover groove, the inner end surface of the shaft cover is in contact with the outer end surface of the shaft sleeve, a plurality of countersunk holes are formed in the shaft cover, a plurality of threaded holes are formed in the cover groove, each countersunk hole corresponds to one threaded hole, and the shaft cover passes through the corresponding countersunk hole through a plurality of bolts to be connected with the threaded hole. The utility model can well fix the shaft sleeve in the shaft sleeve, ensure that the shaft sleeve cannot extend out of the shaft sleeve due to displacement, and can be continuously used even if the shaft sleeve is worn and not completely scrapped, thereby further reducing the use cost.
Description
Technical Field
The utility model relates to the field of industrial and mining accessories, in particular to a joint movable shaft sleeve assembly of industrial and mining mechanical equipment.
Background
The engineering machinery is common mechanical equipment in the construction industry, the joint sleeve is an important accessory which is necessary for the engineering machinery, and the joint sleeve is widely applied to mechanical equipment such as an excavator, a loader, a bulldozer, a hoisting machine and the like. The existing joint shaft sleeve comprises a shaft sleeve, a shaft sleeve is arranged in the shaft sleeve, the shaft sleeve is in interference fit with the shaft sleeve, the shaft sleeve is knocked into the shaft sleeve when assembled with the shaft sleeve, but abrasion can occur between the shaft sleeve and the shaft sleeve along with the extension of the service time, the shaft sleeve cannot be firmly positioned in the shaft sleeve, the shaft sleeve can rotate and outwards shift under the condition, and the shaft sleeve needs to be replaced under the condition. Based on this, the applicant has made intensive studies to better fix the sleeve in the sleeve.
Disclosure of Invention
The utility model provides a joint movable shaft sleeve assembly of industrial and mining machinery equipment, which mainly aims to solve the problem that the shaft sleeve and a shaft sleeve cannot be well fixed along with the extension of the service time of the existing joint shaft sleeve.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an industrial and mining machinery equipment joint movable shaft sleeve assembly, includes the shaft sleeve, be equipped with the axle sleeve in the shaft sleeve, the external diameter of axle sleeve is from inside to outside increase gradually, the outer end external diameter of axle sleeve and the inside diameter interference fit of shaft sleeve, the telescopic tip of axle is equipped with the lid groove, be equipped with the shaft cap in the lid groove, the interior terminal surface of shaft cap is inconsistent with the outer terminal surface of axle sleeve, be equipped with a plurality of counter bores on the shaft cap, be equipped with a plurality of screw holes in the lid groove, every counter bore corresponds a screw hole, the shaft cap passes corresponding counter bore and is connected with the screw hole through a plurality of bolts.
Further, the shaft sleeve is communicated along the length direction, two shaft sleeves are arranged, the two shaft sleeves are symmetrically arranged, and two shaft covers are correspondingly arranged.
Further, a plurality of convex parts are arranged on the inner end face of the shaft cover, a plurality of grooves are arranged on the outer end face of the shaft sleeve, each convex part corresponds to one groove, and the convex parts are located in the corresponding grooves.
Further, the periphery of the shaft sleeve is provided with an oil hole communicated with the inside of the shaft sleeve, the outer peripheral surface of the shaft sleeve is provided with an annular oil groove, and the annular oil groove is provided with a plurality of oil inlet holes communicated with the inside of the shaft sleeve.
Further, the oil holes are provided with two rows, and the two oil discharge holes are respectively oil holes and Huang Youkong.
Still further, the terminal surface in lid groove is equipped with first oil seal groove, it has first oil blanket to inlay in the first oil seal groove, the shaft cap has the shaft hole, the inner peripheral surface in shaft hole is equipped with annular second oil seal groove, it has the second oil blanket to inlay in the second oil seal groove.
From the above description of the utility model, it is clear that the utility model has the following advantages over the prior art: the shaft sleeve and the shaft sleeve are firstly placed into the shaft sleeve during assembly, then the outer end of the shaft sleeve is knocked, the shaft sleeve is tightly connected into the shaft sleeve, then the shaft cover is placed into the cover groove, and then the shaft cover is locked and connected with the shaft sleeve through the bolt. The utility model can well fix the shaft sleeve in the shaft sleeve, ensure that the shaft sleeve cannot extend out of the shaft sleeve due to displacement, and can be continuously used even if the shaft sleeve is worn and not completely scrapped, thereby further reducing the use cost.
Drawings
Fig. 1 is a structural diagram of the present utility model.
Fig. 2 is an exploded view of the structure of the present utility model.
Description of the embodiments
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 and 2, an articulated shaft sleeve assembly of industrial and mining machinery equipment comprises a shaft sleeve 1, wherein a shaft sleeve 2 is arranged in the shaft sleeve 1, the outer diameter of the shaft sleeve 2 gradually increases from inside to outside, the outer diameter of the outer end of the shaft sleeve 2 is in interference fit with the inner diameter of the shaft sleeve 1, a cover groove 11 is formed in the end part of the shaft sleeve 1, a shaft cover 3 is arranged in the cover groove 11, and the inner end face of the shaft cover 3 is in contact with the outer end face of the shaft sleeve 2. The shaft cover 3 is provided with a plurality of countersunk holes 31, the cover groove 11 is internally provided with a plurality of threaded holes 12, each countersunk hole 31 corresponds to one threaded hole 12, and the shaft cover 3 is connected with the threaded holes 12 by a plurality of bolts 4 penetrating through the corresponding countersunk holes 31. In this embodiment, three counter bores 31, threaded bores 12 and bolts 4 are provided, and of course, the number of counter bores 31, threaded bores 12 and bolts 4 may be selected appropriately according to the need.
Referring to fig. 1 and 2, in this embodiment, the shaft sleeve 1 is penetrated along the length direction, two shaft sleeves 2 are provided, the two shaft sleeves 2 are symmetrically arranged, and two shaft covers 3 are correspondingly provided. The inner end surface of the shaft cover 3 is provided with a plurality of convex parts 32, the outer end surface of the shaft sleeve 2 is provided with a plurality of grooves 21, each convex part 32 corresponds to one groove 21, and the convex part 32 is positioned in the corresponding groove 21. In this embodiment, the number of the protrusions 32 on the shaft cover 3 is four, and the number of the grooves 21 on the shaft sleeve 2 is also four, and of course, the number of the protrusions 32 and the grooves 21 may be reasonably set according to needs.
Referring to fig. 1 and 2, when the shaft sleeve 2 and the shaft sleeve 1 are assembled, since the outer diameter of the shaft sleeve 2 is designed to have a certain taper, when the shaft sleeve 1 is assembled, the shaft sleeve 1 is placed into the shaft sleeve 2 from both ends of the shaft sleeve 1, then the outer ends of the shaft sleeve 2 are knocked, so that the shaft sleeve 2 is tightly connected into the shaft sleeve 1, then the shaft covers 3 are placed into the corresponding cover grooves 11, and then the shaft covers 3 are locked and connected with the shaft sleeve 1 through the bolts 4. The design of the outer diameter taper of the shaft sleeve 2 enables the shaft sleeve 2 to shorten the beating distance of the shaft sleeve 2 during assembly, and the convex part on the shaft cover 3 is positioned in the groove 21 on the shaft sleeve 2, so that the shaft sleeve 2 cannot rotate, and meanwhile, the shaft cover 3 can be abutted against the shaft sleeve 2, so that the shaft sleeve 2 cannot extend out of the shaft sleeve 1, and the shaft sleeve 2 can be ensured to be positioned in the shaft sleeve 1.
Referring to fig. 1 and 2, the outer circumference of the shaft sleeve 1 is provided with an oil hole 13 communicating with the inside of the shaft sleeve 1, the outer circumference of the shaft sleeve 2 is provided with an annular oil groove 22, and the annular oil groove 22 is provided with a plurality of oil inlet holes 23 communicating with the inside of the shaft sleeve 1. Specifically, the oil holes 13 are provided with two rows, the two oil drain holes 13 are oil holes and grease holes, each oil drain hole 13 is composed of three oil holes 13, of course, the number of each oil drain hole 13 can be set according to the needs, a user can select engine oil or grease as lubricating oil, and the engine oil or grease can be injected from the corresponding oil holes 13, flows into the oil inlet holes 23 through the annular oil grooves 22 and finally enters the shaft sleeve 2.
Referring to fig. 1 and 2, the end surface of the cover groove 11 is provided with a first oil seal groove 14, and a first oil seal 15 is embedded in the first oil seal groove 14. The shaft cover 3 is provided with a shaft hole 33, an annular second oil seal groove 34 is formed in the inner peripheral surface of the shaft hole 33, and a second oil seal 35 is embedded in the second oil seal groove 34. The first oil seal 15 and the second oil seal 35 can effectively prevent the lubricating oil from oozing out.
The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.
Claims (6)
1. An industrial and mining machinery equipment joint movable shaft sleeve assembly which is characterized in that: the novel shaft sleeve comprises a shaft sleeve body, wherein a shaft sleeve is arranged in the shaft sleeve body, the outer diameter of the shaft sleeve body is gradually increased from inside to outside, the outer end outer diameter of the shaft sleeve body is in interference fit with the inner diameter of the shaft sleeve body, a cover groove is formed in the end portion of the shaft sleeve body, a shaft cover is arranged in the cover groove, the inner end face of the shaft cover is in conflict with the outer end face of the shaft sleeve body, a plurality of countersunk holes are formed in the shaft cover, a plurality of threaded holes are formed in the cover groove, each countersunk hole corresponds to one threaded hole, and the shaft cover penetrates through the corresponding countersunk holes through a plurality of bolts to be connected with the threaded holes.
2. The industrial and mining machinery equipment joint motion bushing assembly of claim 1, wherein: the shaft sleeve is communicated along the length direction, two shaft sleeves are arranged, the two shaft sleeves are symmetrically arranged, and two shaft covers are correspondingly arranged.
3. The industrial and mining machinery equipment joint motion bushing assembly of claim 1, wherein: the inner end face of the shaft cover is provided with a plurality of convex parts, the outer end face of the shaft sleeve is provided with a plurality of grooves, each convex part corresponds to one groove, and the convex parts are located in the corresponding grooves.
4. The industrial and mining machinery equipment joint motion bushing assembly of claim 1, wherein: the periphery of the shaft sleeve is provided with an oil hole communicated with the inside of the shaft sleeve, the outer peripheral surface of the shaft sleeve is provided with an annular oil groove, and the annular oil groove is provided with a plurality of oil inlet holes communicated with the inside of the shaft sleeve.
5. The industrial and mining machinery equipment joint motion bushing assembly of claim 4, wherein: the oil holes are provided with two rows, and the two oil discharge holes are respectively oil holes and Huang Youkong.
6. The industrial and mining machinery equipment joint motion bushing assembly of claim 4, wherein: the end face of the cover groove is provided with a first oil seal groove, a first oil seal is inlaid in the first oil seal groove, the shaft cover is provided with a shaft hole, the inner peripheral surface of the shaft hole is provided with a second annular oil seal groove, and a second oil seal is inlaid in the second oil seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322367334.XU CN220687851U (en) | 2023-09-01 | 2023-09-01 | Industrial and mining mechanical equipment joint movable shaft sleeve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322367334.XU CN220687851U (en) | 2023-09-01 | 2023-09-01 | Industrial and mining mechanical equipment joint movable shaft sleeve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220687851U true CN220687851U (en) | 2024-03-29 |
Family
ID=90409530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322367334.XU Active CN220687851U (en) | 2023-09-01 | 2023-09-01 | Industrial and mining mechanical equipment joint movable shaft sleeve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220687851U (en) |
-
2023
- 2023-09-01 CN CN202322367334.XU patent/CN220687851U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |