Adjustable crawler crane bearing mounting base

Abstract

The utility model discloses an adjustable crawler crane bearing installation base which comprises a bearing seat, a supporting bottom plate, a sliding assembly and a fine adjustment assembly, the sliding assembly comprises sliding rails and sliding blocks, distance adjusting holes are symmetrically formed in the two transverse sides of the supporting bottom plate, the sliding rails are symmetrically arranged on the two longitudinal sides of the supporting bottom plate, and the sliding blocks are installed in the sliding rails in a limiting and sliding mode. A long-strip-shaped screw hole is formed in one side of the sliding rail, first screw holes are symmetrically formed in the sliding block, after the sliding position of the sliding block is determined, the long-strip-shaped screw hole and the first screw holes are fixedly installed through bolts, a bearing seat is fixedly installed on the upper portion of the sliding block, the bearing seat is of an up-down split structure, a rotating shaft base is arranged at the bottom of the bearing seat, and fine adjustment is conducted on radial installation. Therefore, the axial and radial operation of the bearing in the rotating process is free of deviation, and the rotating wear is reduced; and the positions of the bearing and the bearing seat are accurately mounted, so that the abrasion of the bearing to the bearing seat in the rotating process of the bearing is reduced, and the protection effect on the assembly of parts is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing installation base technical field, concretely relates to an adjustable caterpillar crane bearing installation base. BACKGROUND

[0002] Bearing is used in engineering vehicle caterpillar crane at higher rate, in order to facilitate installation, dismounting maintenance etc. need to be often used through suitable bearing support, and the bearing support structure of professional mass production is more complex, and the cost is higher.

[0003] Such as prior art: the publication (announcement) number: CN203717677U, discloses a longitudinal adjustable bearing seat, including two bearing bases, upper gasket, lower gasket, locking bolt, locking nut, its characterized in that: the bearing base has two, symmetrical structure and symmetrical installation, bearing base left side is provided with base mounting hole, bearing base right side middle part is provided with bearing mounting hole, bearing base upper portion is provided with locking bolt mounting hole, the upper gasket is installed between two bearing bases upper portion through locking bolt, lower gasket is installed between two bearing bases lower portion, locking nut is installed with locking bolt cooperation.

[0004] The bearing base size design matched with existing bearing, and the universality is not strong, such as in caterpillar crane speed reducer, to realize different output speed needs, and use different bearing linkage, and bearing base is adjusted and installed, can not be fine-tuned to radial and axial installation, causes bearing in the process of installing when rotating and allocating, and the installation efficiency is long, and the installation is difficult.

[0005] Therefore, it is needed to provide an adjustable caterpillar crane bearing installation base. UTILITY MODEL CONTENTS

[0006] In view of the problems existing in the prior art, the utility model provides an adjustable caterpillar crane bearing installation base, which aims to solve the technical problems mentioned above.

[0007] In order to achieve the above object, the utility model discloses a bearing mounting base of adjustable caterpillar crane through the following technical scheme: a bearing mounting base of adjustable caterpillar crane, including bearing seat, support base plate, sliding assembly, fine adjustment assembly, sliding assembly includes slide rail, sliding block, and the symmetrical spacing adjustment hole is opened to the transverse both sides of support base plate, and the symmetrical slide rail is arranged to the longitudinal both sides of support base plate, and the sliding block is limitedly installed in the inside of slide rail, and one side of slide rail is provided with long screw hole, and the symmetrical screw hole one is opened to the sliding block, and after the sliding position of sliding block is determined, long screw hole and screw hole one are fixedly installed through bolt, and the upper portion of sliding block is fixedly installed with bearing seat, and bearing seat is arranged as upper and lower split structure, and fine adjustment assembly includes rotating shaft base, fine adjustment shaft rod, and the bottom of bearing seat is provided with rotating shaft base, and the surface of support base plate on one side of slide rail is provided with fixed base, and fine adjustment shaft rod is screw mounted on fixed base, and one side of fine adjustment shaft rod is provided with handle, and the other side is rotatably installed through fixed base and rotating shaft base, and after the fine adjustment of bearing seat is completed, fine adjustment shaft rod is fixedly installed through nut and fixed base.

[0008] Preferably, the spacing adjustment hole is fixedly installed on the caterpillar crane equipment through double bolts.

[0009] Preferably, long screw hole and screw hole one are fixedly installed through double bolts.

[0010] In conclusion, the utility model provides a bearing mounting base of adjustable caterpillar crane, and the utility model patent realizes that bearing is installed on bearing seat in equal spacing in radial direction, bearing seat selects upper and lower two parts split structure, after adjustment in axial direction and radial direction, bearing is completely installed in the lower half of bearing seat, then the upper half of bearing seat is used to clamp and install bearing, and the upper and lower two parts of bearing seat are fixed through bolt, and the sealed installation of bearing is completed, the utility model adopts that bearing is positioned and installed in axial direction first, because the radial installation of bearing in bearing seat cannot realize one-step accurate installation, needs to be fine tuned on radial installation, so that the axial and radial operation of bearing in rotating process is deviation-free, and rotating wear is reduced, the position installation of bearing and bearing seat is accurate, the wear of bearing seat in rotating process of bearing is reduced, and the utility model has the protection effect on the assembly of parts. ACCURACY OF DRAWINGS

[0011] Fig. 1 It is bearing mounting base structure schematic view of adjustable caterpillar crane of the utility model,

[0012] Fig. 2 It is bearing mounting base structure analysis schematic view of adjustable caterpillar crane of the utility model,

[0013] In the drawing: bearing seat 1, support base plate 2, sliding assembly 3, fine adjustment assembly 4, slide rail 5, sliding block 6, spacing adjustment hole 7, long screw hole 11, screw hole one 12, rotating shaft base 13, fine adjustment shaft rod 14, fixed base 15. DETAILED DESCRIPTION

[0014] The utility model makes further illustration in combination with the drawings.

[0015] As Figs. 1-2 shown:

[0016] The utility model discloses a adjustable caterpillar crane bearing mounting base, including bearing seat 1, support base plate 2, sliding assembly 3, fine adjustment subassembly 4, sliding assembly 3 includes slide rail 5, sliding block 6, the lateral both sides of support base plate 2 are opened the interval adjusting hole 7 in symmetry, the longitudinal both sides of support base plate 2 are provided with slide rail 5 in symmetry, the inside limiting sliding of slide rail 5 is installed with sliding block 6, one side of slide rail 5 is provided with long screw hole 11, and sliding block 6 is opened screw hole one 12 in symmetry, after sliding position determination of sliding block 6, long screw hole 11 passes through bolt fixed mounting with screw hole one 12, and the upper portion fixed mounting of sliding block 6 has bearing seat 1, and bearing seat 1 is set as upper and lower split type structure, fine adjustment subassembly 4 includes rotary shaft base 13, fine adjustment axle rod 14, the bottom of bearing seat 1 is provided with rotary shaft base 13, and the surface of support base plate 2 of one side of slide rail 5 is provided with fixed base 15, and fine adjustment axle rod 14 is screw mounted on fixed base 15, and one side of fine adjustment axle rod 14 is provided with handle, and the other side passes through fixed base 15 and rotary shaft base 13 rotationally installed, after fine adjustment of bearing seat 1, fine adjustment axle rod 14 is fixedly installed through nut and fixed base 15.

[0017] In order to solve the problem of different rotation of the track crane in the prior art, the adjustable bearing mounting base is selected; and through the adjustable mode, the accurate and rapid installation of the bearing is realized, and the difficulty of bearing installation is reduced; the technical mode of the utility model patent is as follows: after the bearing mounting position of the track crane is fixed, the support bottom plate 2 is axially moved at the bottom of the bearing; after the axial spacing of the bearing is determined, the support bottom plate 2 is fixed with the track crane through bolts; after the bearing is installed in the bearing seat 1, the handle is rotated to adjust the shaft rod 14, the shaft rod 14 is threadedly installed with the fixed base 15, the end of the shaft rod 14 is rotatably installed with the rotating shaft base 13, so that the shaft rod 14 drives the bearing seat 1 to slide and adjust on the slide rail 5, the bearing is installed on the bearing seat 1 in the radial spacing, the bearing seat 1 is selected to have a split structure of upper and lower parts; after the axial and radial adjustment, the bearing is completely installed in the lower half of the bearing seat 1, and then the bearing is clamped and installed through the upper half of the bearing seat 1; the upper and lower parts of the bearing seat 1 are fixed through bolts, and the sealing installation of the bearing is completed; the utility model adopts the axial positioning and installation of the bearing first; since the bearing is installed in the radial direction in the bearing seat 1, one-step accurate installation cannot be realized, and the adjustment in the radial installation is needed, so that the axial and radial operation of the bearing in the rotating process is deviation-free, and the rotating wear is reduced; the position installation of the bearing and the bearing seat 1 is accurate, the wear of the bearing seat 1 in the rotating process of the bearing is reduced, and the protection effect of the assembly between components is achieved.

[0018] Preferably, in order to realize the stable installation of the support bottom plate 2 and the track crane equipment, the structure is that the spacing adjusting hole 7 is fixedly installed on the track crane equipment through double bolts.

[0019] Preferably, in order to realize the stable installation of the sliding block 6 and the slide rail 5, the long screw hole 11 and the screw hole 12 are fixedly installed through double bolts.

[0020] The embodiments in the utility model are only used for describing the utility model, and do not constitute the limitation on the scope of claims, and other substantially equivalent alternatives that can be thought of by the person skilled in the art are all within the protection scope of the utility model.

Claims

1. An adjustable track crane bearing mounting base, characterized in that, The components include a bearing housing (1), a support base plate (2), a sliding assembly (3), and a fine-tuning assembly (4). The sliding assembly (3) includes a slide rail (5) and a slider (6). The support base plate (2) has symmetrically arranged spacing adjustment holes (7) on both sides of its transverse direction. The support base plate (2) has symmetrically arranged slide rails (5) on both sides of its longitudinal direction. The slider (6) is installed inside the slide rail (5) with a limit sliding. The slide rail (5) has a long screw hole (11) on one side. The slider (6) has a screw hole (12) symmetrically arranged. After the sliding position of the slider (6) is determined, the long screw hole (11) and the screw hole (12) are fixedly installed by bolts. The upper part of the slider (6) is fixedly installed. There is a bearing seat (1), which is configured as an upper and lower split structure. The fine adjustment component (4) includes a rotating shaft base (13) and a fine adjustment shaft (14). The bottom of the bearing seat (1) is provided with a rotating shaft base (13). The surface of the support base plate (2) on one side of the slide rail (5) is provided with a fixed base (15). The fine adjustment shaft (14) is threaded on the fixed base (15). The fine adjustment shaft (14) is provided with a handle on one side and passes through the fixed base (15) and rotates to be installed with the rotating shaft base (13). After the bearing seat (1) is fine-tuned, the fine adjustment shaft (14) is fixedly installed with the fixed base (15) through a nut.

2. The adjustable track crane bearing mounting base according to claim 1, characterized in that, The spacing adjustment hole (7) is fixedly installed on the crawler crane by double bolts.

3. The adjustable track crane bearing mounting base according to claim 1, characterized in that, The long screw hole (11) and screw hole one (12) are fixed together by double bolts.

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