CN213839298U - Bearing bush for center transmission ball mill - Google Patents

Abstract

The utility model relates to an axle bush technical field just discloses an axle bush for central transmission ball mill, be two shell including quantity, the equal fixedly connected with installation ear in upper and lower both ends of shell, the inboard swing joint of shell has the inner shell, the locating hole has all been seted up at the upper and lower both ends of shell inboard, the equal fixedly connected with in upper and lower both ends in the inner shell outside is located the inside locating piece of locating hole, the one end fixedly connected with gasket of inner shell, two are kept away from to the locating hole inboard the equal swing joint in upper and lower both ends between the relative one side of inner shell has the combination piece, the equal fixedly connected with stopper in both ends about the combination piece, the inboard fixedly connected with wearing layer of inner shell. This axle bush for center drive ball mill, overall structure is simple, through the cooperation between structure and the material to reach the purpose that shock resistance is good, the means of shocking resistance is various, can reach ideal effect, the effectual life who improves the axle bush facilitates the use.

Description

Bearing bush for center transmission ball mill

Technical Field

The utility model relates to an axle bush technical field specifically is an axle bush for central transmission ball mill.

Background

The bush is the part of the sliding bearing contacting with the journal, is in the shape of a tile-shaped semi-cylindrical surface, is very smooth, is generally made of wear-resistant materials such as bronze, antifriction alloy and the like, and can be made of wood, engineering plastics and rubber under special conditions.

The bearing bush is of an integral type and a split type, the integral bearing bush is generally called as a shaft sleeve, the integral bearing bush is provided with an oil groove or an oil groove, the bearing bush and a shaft neck are in clearance fit and do not rotate along with the shaft generally, the existing bearing bush for the center drive ball mill on the market at present has the defect of poor impact resistance effect, in the using process, the impact resistance of the existing bearing bush for the center drive ball mill is generally achieved by the material of the bearing bush, the ideal effect cannot be achieved, the impact resistance effect is poor, the service life of the bearing bush is easy to influence after long-time use, and therefore the bearing bush for the center drive ball mill is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a central transmission is axle bush for ball-mill possesses advantages such as shock-resistant effect is good, has solved in the use, and current central transmission is axle bush for ball-mill generally reaches the purpose of shocking resistance by axle bush self material to shock resistance, can't reach the ideal effect, and shock-resistant effect is relatively poor, uses for a long time, easily influences the life's of axle bush problem.

(II) technical scheme

For the purpose that realizes above-mentioned effectual that shocks resistance, the utility model provides a following technical scheme: a bearing bush for a center drive ball mill comprises two outer shells, wherein the upper end and the lower end of each outer shell are fixedly connected with mounting lugs, the inner sides of the outer shells are movably connected with inner shells, the upper end and the lower end of the inner sides of the outer shells are respectively provided with a positioning hole, the upper end and the lower end of the outer sides of the inner shells are respectively fixedly connected with positioning blocks positioned in the positioning holes, one ends of the inner sides of the positioning holes, far away from the inner shells, are fixedly connected with gaskets, the upper end and the lower end of the inner sides of the two inner shells, between the opposite sides of the two inner shells, are respectively and fixedly connected with a limiting block, the inner sides of the inner shells are fixedly connected with a wear-resistant layer, the outer sides of the inner shells are provided with a plurality of outer holes, the inner sides of the outer shells are provided with a plurality of inner holes corresponding to the outer holes, sleeves are fixedly connected to the inner parts of the inner holes, and springs are fixedly connected to the inner parts of the sleeves, the spring is kept away from the one end fixedly connected with slide of sleeve inner wall, the slide is kept away from the one end fixedly connected with slide bar of spring, swing joint has the rubber ball between the one end that the slide is close to the spring and the telescopic inner wall.

Preferably, the two mounting lugs on the same side are attached to each other, and a pore channel is formed in each mounting lug.

Preferably, two the upper and lower both ends of the relative one side of inner shell have all been seted up the spacing groove, the stopper is located the inside in spacing groove.

Preferably, the number of the positioning blocks is four, and the four positioning blocks are symmetrically and equidistantly distributed by taking an annular body formed by the two shells as a center.

Preferably, the outer side of the sliding plate is connected with the inner wall of the sleeve in a sliding mode, and one end, far away from the inner hole, of the sliding rod is located inside the outer hole and is abutted to the inner wall of the outer hole.

Preferably, one end of the sliding rod, which is far away from the sliding plate, penetrates through and extends to the outside of the sleeve, and is connected with the sleeve in a sliding manner.

(III) advantageous effects

Compared with the prior art, the utility model provides a central transmission is axle bush for ball mill possesses following beneficial effect:

1. the bearing bush for the center drive ball mill transmits impact force to the sliding rod through the inner shell, so that the sliding rod drives the sliding plate to generate slight displacement, the spring and the rubber ball are simultaneously extruded and deformed, the spring and the rubber ball absorb the impact force, and simultaneously the impact force drives the positioning block to extrude the gasket, as the gasket is an elastic gasket, the impact force can be effectively absorbed, through arranging the wear-resistant layer, the wear-resistant layer comprises a carbon steel plate base layer, and a chemical conversion layer, a magnetron sputtering coating and a nano material self-cleaning coating are sequentially arranged on the carbon steel plate base layer, the bearing bush has the advantages of high strength, good impact resistance effect, wear resistance and corrosion resistance, the whole structure of the device is simple, through the matching between the structure and the material, the purpose of good impact resistance is achieved, the impact resistance means are various, the ideal effect can be achieved, and the service life of the bearing bush is effectively prolonged, is convenient to use.

2. This axle bush for center drive ball mill is through the inboard of installing the shell with the inner shell to fix a position by locating hole and locating piece, the slide bar is in the inside in outer hole simultaneously, then places the one side of inner shell with the combination piece, and the stopper is arranged in the spacing groove on the inner shell, folds two shells, and fixes the installation ear by outside bolt, thereby realizes the holistic equipment of this axle bush, and the equipment mode is simple and convenient, has accelerated the efficiency when assembling, and dismantles the convenience.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a perspective view of the combination block and the limiting block.

In the figure: the device comprises an outer shell 1, a mounting lug 2, an inner shell 3, a positioning block 4, a combination block 5, a limiting block 6, a wear-resistant layer 7, an outer hole 8, an inner hole 9, a sleeve 10, a spring 11, a sliding plate 12, a rubber ball 13, a sliding rod 14, a positioning hole 15 and a gasket 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a bearing bush for a center drive ball mill comprises two outer shells 1, wherein the upper and lower ends of each outer shell 1 are fixedly connected with mounting lugs 2, the two mounting lugs 2 on the same side are attached to each other, and a hole channel is formed in each mounting lug 2, the inner side of each outer shell 1 is movably connected with an inner shell 3, the upper and lower ends of the inner side of each outer shell 1 are respectively provided with a positioning hole 15, the upper and lower ends of the outer side of each inner shell 3 are respectively fixedly connected with positioning blocks 4 positioned in the positioning holes 15, the four positioning blocks 4 are four, the four positioning blocks 4 are symmetrically and equidistantly distributed by taking a ring body formed by the two outer shells 1 as a center, one end of the inner side of each positioning hole 15, which is far away from the inner shell 3, is fixedly connected with a gasket 16, the upper and lower ends of the two inner shells 3 between opposite sides are respectively and movably connected with a combination block 5, the left and right ends of the combination block 5 are respectively fixedly connected with a limiting block 6, and the upper and lower ends of the two inner shells 3 at opposite sides are respectively provided with a limiting groove, the limiting block 6 is positioned inside the limiting groove, the inner side of the inner shell 3 is fixedly connected with a wear-resistant layer 7, the wear-resistant layer 7 comprises a carbon steel plate base layer, the upper part of the carbon steel plate base layer is provided with a chemical conversion layer, the upper part of the chemical conversion layer is provided with a magnetron sputtering coating, the upper part of the magnetron sputtering coating is provided with a nano material self-cleaning coating, the carbon steel plate base layer is used as a base layer, the integral strength and the deformation resistance can be improved, the weight cannot be increased, the corrosion resistance and the rust resistance are good, the surface wear resistance can be effectively improved by the magnetron sputtering coating, the nano material self-cleaning coating endows the wear-resistant layer 7 with the self-cleaning performance, the abrasion of impurities to the wear-resistant layer 7 is reduced, the outer side of the inner shell 3 is provided with a plurality of outer holes 8, the inner side of the outer shell 1 is provided with a plurality of inner holes 9 corresponding to the outer holes 8, the inner holes 9 are fixedly connected with a sleeve 10, and the inner part of the sleeve 10 is fixedly connected with a spring 11, one end fixedly connected with slide 12 of sleeve 10 inner wall is kept away from to spring 11, slide 12 keeps away from one end fixedly connected with slide 14 of spring 11, slide 14 keeps away from the one end of slide 12 run through and extend to sleeve 10 outside and with sleeve 10 sliding connection, the outside of slide 12 is sliding connection with the inner wall of sleeve 10, slide 14 keeps away from the one end of hole 9 and is located the inside of outer hole 8 and with the inner wall looks butt of outer hole 8, swing joint has rubber ball 13 between the one end that slide 12 is close to spring 11 and the inner wall of sleeve 10.

In conclusion, the bearing bush for the center drive ball mill transmits impact force to the sliding rod 14 through the inner shell 3, so that the sliding rod 14 drives the sliding plate 12 to generate slight displacement, simultaneously press the spring 11 and the rubber ball 13 and generate deformation, the spring 11 and the rubber ball 13 absorb the impact force, and simultaneously the impact force drives the positioning block 4 to press the gasket 16, as the gasket 16 is an elastic gasket, the impact force can be effectively absorbed, through arranging the wear-resistant layer 7, the wear-resistant layer 7 comprises a carbon steel plate base layer, and a chemical conversion layer, a magnetron sputtering coating and a nano material self-cleaning coating are sequentially arranged on the carbon steel plate base layer, the performances of high strength, good impact resistance, wear resistance and corrosion resistance are achieved, the whole structure of the device is simple, through the matching between the structure and the material, the purpose of good impact resistance is achieved, the impact resistance means are various, and the ideal effect can be achieved, the effectual life who has improved the axle bush, facilitate the use, through the inboard of installing shell 1 with inner shell 3, and fix a position with locating piece 4 by locating hole 15, slide bar 14 is in the inside of outer hole 8 simultaneously, then place one side of inner shell 3 with combination piece 5, and stopper 6 is located the spacing groove on the inner shell 3, fold two shells 1, and fix installation ear 2 by outside bolt, thereby realize the holistic equipment of this axle bush, the equipment type is simple and convenient, efficiency when having accelerated the equipment, and it is convenient to dismantle, solved in the use, current central transmission ball mill axle bush shocks resistance and generally reaches the purpose of shocking resistance by axle bush self material, can't reach the ideal effect, the effect of shocking resistance is relatively poor, long-time use, easily influence the problem of the life of axle bush.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a bearing shell for center drive ball mill, includes that quantity is shell (1) two, its characterized in that: the inner side of the outer shell (1) is fixedly connected with mounting lugs (2), the inner side of the outer shell (1) is movably connected with an inner shell (3), the upper end and the lower end of the inner side of the outer shell (1) are respectively provided with a positioning hole (15), the upper end and the lower end of the outer side of the inner shell (3) are respectively fixedly connected with a positioning block (4) positioned in the positioning hole (15), one end of the inner side of the positioning hole (15) far away from the inner shell (3) is fixedly connected with a gasket (16), the upper end and the lower end of the two opposite sides of the inner shell (3) are respectively movably connected with a combination block (5), the left end and the right end of each combination block (5) are respectively fixedly connected with a limiting block (6), the inner side of the inner shell (3) is fixedly connected with a wear-resistant layer (7), the outer side of the inner shell (3) is provided with a plurality of outer holes (8), the inner side of the outer shell (1) is provided with a plurality of inner holes (9) corresponding to the outer holes (8), the inside fixedly connected with sleeve (10) of hole (9), the inside fixedly connected with spring (11) of sleeve (10), one end fixedly connected with slide (12) of sleeve (10) inner wall are kept away from in spring (11), one end fixedly connected with slide bar (14) of spring (11) are kept away from in slide (12), swing joint has rubber ball (13) between the one end that slide (12) are close to spring (11) and the inner wall of sleeve (10).

2. The bearing shell for a center drive ball mill of claim 1, wherein: the two mounting lugs (2) on the same side are attached to each other, and pore canals are formed in the mounting lugs (2).

3. The bearing shell for a center drive ball mill of claim 1, wherein: two the upper and lower both ends of the relative one side of inner shell (3) have all been seted up the spacing groove, stopper (6) are located the inside in spacing groove.

4. The bearing shell for a center drive ball mill of claim 1, wherein: the number of the positioning blocks (4) is four, and the four positioning blocks (4) are symmetrically and equidistantly distributed by taking an annular body formed by the two shells (1) as the center.

5. The bearing shell for a center drive ball mill of claim 1, wherein: the outer side of the sliding plate (12) is connected with the inner wall of the sleeve (10) in a sliding mode, and one end, far away from the inner hole (9), of the sliding rod (14) is located inside the outer hole (8) and is abutted to the inner wall of the outer hole (8).

6. The bearing shell for a center drive ball mill of claim 1, wherein: the end of the sliding rod (14) far away from the sliding plate (12) penetrates through and extends to the outside of the sleeve (10) and is connected with the sleeve (10) in a sliding mode.

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