CN220337263U - Easily lubricated slide bearing - Google Patents

Easily lubricated slide bearing Download PDF

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Publication number
CN220337263U
CN220337263U CN202321066351.3U CN202321066351U CN220337263U CN 220337263 U CN220337263 U CN 220337263U CN 202321066351 U CN202321066351 U CN 202321066351U CN 220337263 U CN220337263 U CN 220337263U
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China
Prior art keywords
bolt
shaft
sleeve
hole
nut
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CN202321066351.3U
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Chinese (zh)
Inventor
范艳军
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Individual
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Individual
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Priority to CN202321066351.3U priority Critical patent/CN220337263U/en
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Abstract

The utility model relates to an easily lubricated sliding bearing. The rotary shaft comprises a shaft, a shaft sleeve and a rotary piece, wherein the shaft is of a bolt structure with a polished rod, the shaft sleeve is sleeved on the polished rod part of the bolt, the shaft sleeve is integrally sleeved on the inner hole of the rotary piece, and the shaft is screwed on the bolt by a nut to fixedly connect the shaft, the shaft sleeve and the rotary piece together. The novel screw bolt is characterized in that the shaft is of a bolt structure with a polish rod, a blind hole is formed in the polish rod portion of the bolt, an outlet of the blind hole is formed in the end face of a fixing nut of the bolt, a grease nipple is arranged at the outlet of the blind hole, the grease nipple does not exceed the end face of the nut of the bolt, a radial hole is formed in the polish rod portion of the bolt and communicated with the blind hole of the bolt, a spiral oil groove is formed in the surface of the polish rod of the bolt, and the spiral oil groove passes through the radial hole and the radial hole. The copper bush is a composite copper bush and is divided into two structures: the surface of the composite copper sleeve is nonporous and is provided with a plurality of small holes. The advantages are that: the grease nipple is convenient to refuel, not easy to damage, and the service life of parts is greatly prolonged.

Description

Easily lubricated slide bearing
Technical Field
The utility model relates to the technical field of mechanical lubrication, in particular to an easily lubricated sliding bearing.
Background
In the prior mechanical equipment, the sliding bearing generally needs to be lubricated to prolong the service life and reduce the resistance, but under the special conditions, the sliding bearing is limited by the structure, and the lubrication is very difficult to be added, so that lubrication conditions such as an automobile cab turning shaft opening bushing, a cab front suspension bushing, a Hao A7 cab turning bushing and the like are not considered when products are designed, a lubrication adding device cannot be arranged according to the conventional design, and no lubrication measures are designed when the sliding bearing is designed, so that the service life of parts is greatly influenced when the sliding bearing is used, and the problem that how to solve the lubrication of special mechanisms is a problem to be considered.
Disclosure of Invention
The utility model mainly aims to provide an easily lubricated sliding bearing so as to effectively solve the problems in the background technology.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an easy lubricated slide bearing, includes axle, axle sleeve, rotating member, the axle is taking polished rod bolt structure, and the rear segment of bolt is the polished rod, and the anterior segment is the helicitic texture, and the axle sleeve suit is in the polished rod part of bolt, and the whole suit of axle sleeve is in the rotating member hole, screws on the bolt with the nut, links together the axle of bolt form with axle sleeve, rotating member fixed.
Preferably, the shaft is of a structure with a polish rod bolt, a blind hole is formed in the polish rod part of the bolt, an outlet of the blind hole is formed in the end face of a fixing nut of the bolt, a grease nipple is arranged at the outlet of the blind hole, the grease nipple does not exceed the end face of the nut of the bolt, a radial hole is formed in the polish rod part of the bolt and communicated with the blind hole of the bolt, a spiral oil groove is formed in the surface of the polish rod of the bolt, and the spiral oil groove passes through the radial hole and the radial hole.
Preferably, the shaft sleeve is a composite copper sleeve, and the composite copper sleeve is divided into two structures: the surface of the composite copper sleeve is nonporous, and a plurality of small holes are formed in the surface of the composite copper sleeve.
The beneficial effects of the utility model are as follows: the grease nipple is arranged on the end face of the nut of the bolt-shaped shaft, and the grease nipple does not exceed the end face of the nut, so that the grease nipple is not easy to damage and convenient to refuel, and the lubrication problem of the sliding bearing with a special structure is solved. The composite copper sleeve has a self-lubricating function, can operate under the condition of less oiling or oilless, and can timely oil the copper sleeve after the grease nipple is added, so that the service life of the part is greatly prolonged.
Drawings
FIG. 1 is a schematic view of the shaft of the present utility model.
Fig. 2 is a schematic cross-sectional structure of fig. 1.
Fig. 3 is a schematic perspective view of a cab suspension liner according to embodiment 1 of the present utility model.
Fig. 4 is a schematic cross-sectional view of a cab suspension liner according to embodiment 1 of the present utility model.
Fig. 5 is a front view of the cab tilting liner of example 2 hao A7 of the present utility model.
Fig. 6 is a schematic cross-sectional view of a turnover bushing for a cab of example 2 hao-wa A7 according to the present utility model.
Fig. 7 is a schematic perspective view of a cab rollover shaft opening bushing according to embodiment 3 of the present utility model.
Fig. 8 is a top view of a cab rollover opening bush according to embodiment 3 of the present utility model.
Fig. 9 is a schematic cross-sectional view of a cab rollover shaft opening bush according to embodiment 3 of the present utility model.
Fig. 10 is a schematic view of a three-dimensional structure of a copper sleeve with holes in embodiment 3 of the present utility model.
In fig. 1-10, shaft 1, oil groove 2, radial hole 3, grease nipple 4, inner hole 5, composite copper bush A6, sleeve A7, rotating member A8, nut A9, washer 10, rotating member B11, sleeve B12, composite copper bush B13, nut B14, gland 15, band Kong Tongtao, rotating member C17, nut C18.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
Example 1
In fig. 1-2, the surface of the shaft 1 is provided with an oil groove 2 and a radial hole 3, the oil groove 2 is communicated with each other through the radial hole 3, the outlet of an inner hole 5 of the shaft 1 is provided with a grease nipple 4, and the grease nipple 4 does not exceed the surface of a nut of the shaft 1.
Fig. 3 and fig. 4 are schematic diagrams of a front suspension bushing structure of a cab, a shaft sleeve A7 is sleeved in an inner hole of a rotating piece A8, a composite copper sleeve A6 is sleeved in an inner hole of the shaft sleeve A7, and a nut 9 is used for tightening a bolt on the shaft 1 to fasten and connect all parts.
Example 2
In fig. 1-2, the surface of the shaft 1 is provided with an oil groove 2 and a radial hole 3, the oil groove 2 is communicated with each other through the radial hole 3, the outlet of an inner hole 5 of the shaft 1 is provided with a grease nipple 4, and the grease nipple 4 does not exceed the surface of a nut of the shaft 1.
Fig. 5 and 6 are schematic diagrams of turnover bushing structures of a hao A7 cab, a shaft sleeve B12 and a composite copper sleeve B13 are sleeved in an inner hole of a rotating piece B11, a shaft 1 is sleeved in a hole of the composite copper sleeve B13, gaskets 10 are arranged at two ends of the shaft 1, and nuts 14 are used for tightening bolts on the shaft 1 to fasten and connect all parts.
Example 3
In fig. 1-2, the surface of the shaft 1 is provided with an oil groove 2 and a radial hole 3, the oil groove 2 is communicated with each other through the radial hole 3, the outlet of an inner hole 5 of the shaft 1 is provided with a grease nipple 4, and the grease nipple 4 does not exceed the surface of a nut of the shaft 1.
Fig. 7-10 are schematic diagrams of cab front suspension bushing structures, a belt Kong Tongtao is sleeved in an inner hole of a rotating member C17, a shaft 1 is sleeved in a hole of a belt Kong Tongtao, pressing covers 15 are sleeved at two ends of the shaft 1, and nuts C18 are used for tightening bolts on the shaft 1 to fasten and connect all parts.
In summary, the three embodiments above, because the grease nipple is arranged on the surface of the nut of the shaft 1, and the grease nipple does not exceed the end face of the nut of the bolt of the shaft 1, the grease nipple is not easy to damage, the oiling is convenient, the composite copper sleeve has a self-lubricating function, can operate under the condition of less oiling or oilless, and can timely oil the copper sleeve after the grease nipple is added, so that the service life of the part is greatly prolonged.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (3)

1. An easily lubricated sliding bearing, characterized in that: the novel rotary type polished rod bolt comprises a shaft, a shaft sleeve and a rotary piece, wherein the shaft is of a bolt structure with a polished rod, the rear section of the bolt is of a polished rod, the front section of the bolt is of a thread structure, the shaft sleeve is sleeved on the polished rod part of the bolt, the shaft sleeve is integrally sleeved on the inner hole of the rotary piece, and the shaft sleeve is screwed on the bolt by a nut to fixedly connect the shaft in the shape of the bolt with the shaft sleeve and the rotary piece.
2. An easily lubricated sliding bearing according to claim 1, wherein: the shaft is provided with a blind hole at the bolt polish rod part of the shaft, the outlet of the blind hole is formed in the end face of a fixed nut of the bolt, the outlet of the blind hole is provided with a grease nipple, the grease nipple does not exceed the end face of the nut of the bolt, the polish rod part of the bolt is provided with a radial hole which is communicated with the blind hole of the bolt, the surface of the polish rod of the bolt is provided with a spiral oil groove, and the spiral oil groove passes through the radial hole and the radial hole which are communicated.
3. An easily lubricated sliding bearing according to claim 1, wherein: the shaft sleeve is a composite copper sleeve, and the composite copper sleeve is divided into two structures: the surface of the composite copper sleeve is nonporous, and a plurality of small holes are formed in the surface of the composite copper sleeve.
CN202321066351.3U 2023-05-06 2023-05-06 Easily lubricated slide bearing Active CN220337263U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321066351.3U CN220337263U (en) 2023-05-06 2023-05-06 Easily lubricated slide bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321066351.3U CN220337263U (en) 2023-05-06 2023-05-06 Easily lubricated slide bearing

Publications (1)

Publication Number Publication Date
CN220337263U true CN220337263U (en) 2024-01-12

Family

ID=89455811

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321066351.3U Active CN220337263U (en) 2023-05-06 2023-05-06 Easily lubricated slide bearing

Country Status (1)

Country Link
CN (1) CN220337263U (en)

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