CN215000885U - Adjusting slide block mechanism capable of being filled with lubricating grease - Google Patents

Abstract

An adjusting slider mechanism capable of being filled with lubricating grease comprises a fixed cover plate, wherein an oil cup placing hole is formed in the middle of the fixed cover plate, two threaded through holes are formed in the fixed cover plate close to the oil cup placing hole, adjusting bolts are in threaded connection in the two threaded through holes, a crane box-type inner arm is in sliding connection with the outer wall of a crane box, a slider is arranged between the box-type inner arm and the outer wall of the crane box, steel core assembling holes which correspond to the adjusting bolts in a one-to-one mode are formed in the slider, a steel core is assembled in each steel core assembling hole, bolt assembling holes are formed in the steel core, and one ends, close to the crane box-type inner arm, of the two adjusting bolts are rotatably assembled in the bolt assembling holes; set up in the middle of the slider and place the filling oil through-hole that the hole corresponds the setting with the oil cup, filling oil through-hole's right-hand member is equipped with the oil cup, and the oil-out setting of oil cup is in filling oil through-hole, and the oil feed end setting of oil cup is placed downtheholely at the oil cup. The utility model discloses simple structure, it is practical convenient.

Description

Adjusting slide block mechanism capable of being filled with lubricating grease

Technical Field

The utility model belongs to the technical field of the flexible arm of hoisting machinery, especially, relate to an adjustment slider mechanism that can annotate lubricating grease.

Background

The telescopic arms are arranged on engineering mechanical equipment such as cranes, overhead working trucks, fork loaders and the like, each telescopic arm comprises a plurality of sections of section arms which are nested with each other, and a sliding block is arranged between every two adjacent sections of arms and used for realizing the lap joint and the telescopic smoothness between every two adjacent sections of arms. The existing sliding block mounting structure is complex, the traditional sliding block often does not have the characteristic of adjustment, and the phenomenon of blocking is generated after the sliding block is abraded, so that the sliding block and the arm body are shaken in the operation process of the arm body due to the increase of the gap between the sliding block and the arm body, and the sliding block needs to be manually added with an adjusting gasket or replaced at this time, so that the replacement and the maintenance are troublesome, the existing telescopic arm sliding block structure is unreasonable, the replacement and the maintenance are troublesome, and the economic benefit is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjusting slider mechanism capable of filling lubricating grease for solving the unreasonable technical problem of the existing telescopic boom slider structure, which comprises a fixed cover plate fixed on the outer arm of a crane box, wherein the four corners of the fixed cover plate are respectively provided with a fixed hole, the fixed cover plate is detachably fixed on the outer arm of the crane box through the fixed holes, the fixed cover plate plays the role of a fixed support, the middle of the fixed cover plate is provided with an oil cup placing hole, the fixed cover plate close to the oil cup placing hole is provided with two threaded through holes, the two threaded through holes are respectively and symmetrically arranged at the two sides of the oil cup placing hole, the two threaded through holes are internally and respectively in threaded connection with an adjusting bolt, the end part of the adjusting bolt extends to the inner part of the outer wall of the crane box, the outer wall of the crane box is in sliding connection with an inner arm of the crane box (shown in the attached drawing of the description), a slider is arranged between the inner arm of the box and the outer wall of the crane box, set up the steel core pilot hole that sets up with adjusting bolt one-to-one on the slider, can dismantle in the steel core pilot hole and be equipped with the steel core, seted up the bolt pilot hole on the steel core, two adjusting bolt are close to the rotatable assembly of one end of hoist box inner arm in the bolt pilot hole. Set up in the middle of the slider and place the refuel through-hole that the hole corresponds the setting with the oil cup, refuel through-hole's right-hand member is equipped with the oil cup, and the oil-out setting of oil cup is in refueling through-hole, and the oil feed end setting of oil cup is placed downtheholely at the oil cup, has seted up the oil tank on the slider terminal surface with the contact of hoist box inner boom, oil tank and refuel through-hole intercommunication.

Preferably, the adjusting bolt comprises an adjusting part and a clamping part which is coaxial with the adjusting part, the adjusting part is provided with an external thread matched with the threaded through hole on the fixed cover plate, and the adjusting part is in threaded connection with the threaded through hole; the clamping portion is rotatably assembled in the bolt assembling hole in the steel core.

Preferably, the inner diameter of the bolt-fitting hole is slightly larger than the outer diameter of the catching portion.

Preferably, the adjusting bolt on the outer side of the fixed cover plate is in threaded connection with a locking nut.

Preferably, the material of the slider is nylon.

The scheme has the following advantages:

the adjustable type is arranged between the sliding block and the fixed cover plate, the distance between the sliding block and the fixed cover plate can be adjusted through the adjusting bolt, when the sliding block is abraded, the sliding block can be always tightly propped against the box-shaped inner arm of the crane through rotating the adjusting bolt, the shaking of the box-shaped inner arm of the crane caused by abrasion of the sliding block is reduced, and the blocking phenomenon of the box-shaped inner arm of the crane is avoided; due to the arrangement of the oil cup, lubricating grease can be added to the sliding block at any time according to needs, the friction force between the sliding block and the box-type inner arm of the crane can be reduced by adding the lubricating grease, and the service life of the sliding block is prolonged; the arrangement of the oiling groove on the sliding block can enable lubricating grease to be added to the sliding block more uniformly; the locking nut can be tightly pressed on the tightening bolt, so that the tightening bolt is prevented from moving back due to shaking, and the adjusting bolt is guaranteed to be tightly pressed on the sliding block all the time.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a first schematic structural diagram of a slider;

FIG. 3 is a second schematic structural view of a slider;

FIG. 4 is a schematic structural view of a fixed cover plate;

FIG. 5 is a schematic structural view of a steel core;

fig. 6 is a schematic structural view of the adjusting bolt.

Reference numerals: 1. fixing the cover plate; 2. adjusting the bolt; 3. a slider; 4. an oil cup; 5. locking the nut; 11. an oil cup placing hole; 12. a threaded through hole; 13. a fixing hole; 21. an adjustment section; 22. a clamping part; 31. a steel core assembly hole; 32. a steel core; 33. a bolt assembly hole; 34. an oiling through hole; 35. an oil filling groove.

Detailed Description

As shown in figures 1-6, an adjusting slider mechanism capable of being filled with lubricating grease comprises a fixed cover plate 1 fixed on a crane box-type outer arm, fixing holes 13 are respectively arranged at four corners of the fixed cover plate 1, the fixed cover plate 1 is detachably fixed on the crane box-type outer arm through the fixing holes 13, the fixed cover plate 1 plays a role of fixed support, an oil cup placing hole 11 is arranged in the middle of the fixed cover plate 1, two threaded through holes 12 are arranged on the fixed cover plate 1 close to the oil cup placing hole 11, the two threaded through holes 12 are respectively and symmetrically arranged at two sides of the oil cup placing hole 11, adjusting bolts 2 are respectively and threadedly connected in the two threaded through holes 12, the end parts of the adjusting bolts 2 extend to the inner part of the crane box-type outer wall, a crane box-type inner arm (shown in the attached drawing of the specification) is slidably connected in the crane box-type outer wall, a slider 3 is arranged between the box-type inner arm and the box-type outer wall, set up the steel core pilot hole 31 that sets up with adjusting bolt 2 one-to-one on slider 3, can dismantle in the steel core pilot hole 31 and be equipped with steel core 32, seted up bolt pilot hole 33 on the steel core 32, two adjusting bolt 2 are close to the rotatable assembly of one end of hoist box inner arm in bolt pilot hole 33. Offer in the middle of the slider 3 with the oil cup place the corresponding refuel through-hole 34 that sets up of hole 11, the right-hand member of refuel through-hole 34 is equipped with oil cup 4, the oil-out setting of oil cup 4 is in refuel through-hole 34, the oil feed end setting of oil cup 4 is placed in hole 11 at the oil cup, has seted up tank 35 on the 3 terminal surfaces of slider with the contact of hoist box inner boom, tank 35 and refuel through-hole 34 intercommunication.

Preferably, the adjusting bolt 2 comprises an adjusting part 21 and a clamping part 22 which is coaxially arranged with the adjusting part 21, the adjusting part 21 is provided with an external thread matched with the threaded through hole 12 on the fixed cover plate 1, and the adjusting part 21 is in threaded connection with the threaded through hole 12; the clamping portion 22 is rotatably fitted in the bolt fitting hole 33 of the steel core 32.

Preferably, the inner diameter of the bolt-fitting hole 33 is slightly larger than the outer diameter of the catching portion 22.

Preferably, a locking nut 5 is screwed on the adjusting bolt 2 outside the fixed cover plate 1.

Preferably, the material of the slider 3 is nylon.

The use process comprises the following steps:

when the utility model is used, the fixed cover plate 1 is uniformly fixed on the outer wall of the crane box type, the sliders 3 are contacted with the inner arm of the crane box type, and the distance between each slider 3 and the inner arm of the crane box type is adjusted by rotating the adjusting bolt 2, so that the inner arm of the crane box type can slide relative to each slider 3, namely the inner arm of the crane box type can freely stretch out and draw back in the outer wall of the crane box type; when the crane box-type inner arm slides with the sliding block 3 for a long time, the sliding block 3 is abraded due to friction force, so that the gap between the sliding block 3 and the crane box-type inner arm is enlarged, the crane box-type inner arm shakes during operation, and the clamping phenomenon occurs, at the moment, each sliding block 3 is adjusted by rotating the adjusting bolt 2, the adjusting bolt 2 extrudes and tightly pushes the sliding block 3, and the sliding block 3 is tightly pressed with the crane box-type inner arm again; when the friction force between the sliding block 3 and the crane box-shaped inner arm is too large and the expansion of the crane box-shaped inner arm is influenced, lubricating grease is added into the sliding block through the oil cup 4, flows into the oil filling groove 35 through the oil filling through hole 34, and is finally uniformly coated on the crane box-shaped inner arm and the sliding block 3.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (6)

1. The utility model provides a can annotate adjusting block mechanism of lubricating grease, is including fixing the fixed apron on the outer arm of hoist box, its characterized in that: an oil cup placing hole is formed in the middle of the fixed cover plate, two threaded through holes are formed in the fixed cover plate close to the oil cup placing hole, the two threaded through holes are symmetrically formed in the two sides of the oil cup placing hole respectively, adjusting bolts are in threaded connection in the two threaded through holes respectively, the end portions of the adjusting bolts extend into the inner portion of the crane box outer wall, a crane box inner arm is connected in the crane box outer wall in a sliding mode, a sliding block is arranged between the box inner arm and the crane box outer wall, steel core assembling holes which correspond to the adjusting bolts in a one-to-one mode are formed in the sliding block, a steel core is assembled in each steel core assembling hole, bolt assembling holes are formed in the steel core, and one ends, close to the crane box inner arm, of the two adjusting bolts can be rotatably assembled in the bolt assembling holes; set up in the middle of the slider and place the filling oil through-hole that the hole corresponds the setting with the oil cup, filling oil through-hole's right-hand member is equipped with the oil cup, and the oil-out setting of oil cup is in filling oil through-hole, and the oil feed end setting of oil cup is placed downtheholely at the oil cup.

2. The adjusting slider mechanism capable of being filled with lubricating grease as claimed in claim 1, wherein an oil filling groove is formed in the end face of the slider, which is in contact with the box-shaped inner arm of the crane, and the oil filling groove is communicated with the oil filling through hole.

3. A greasable setting slider mechanism according to claim 2, characterised in that: the adjusting bolt comprises an adjusting part and a clamping part which is coaxial with the adjusting part, the adjusting part is provided with an external thread matched with the threaded through hole on the fixed cover plate, and the adjusting part is in threaded connection with the threaded through hole; the clamping portion is rotatably assembled in the bolt assembling hole in the steel core.

4. A greasable setting slider mechanism according to claim 3, wherein: the inner diameter of the bolt assembling hole is slightly larger than the outer diameter of the clamping part.

5. A greasable setting slider mechanism according to claim 4, characterised in that: and the adjusting bolt on the outer side of the fixed cover plate is in threaded connection with a locking nut.

6. A greasable setting slider mechanism according to claim 5, characterised in that: the material of the slide block is nylon.

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