CN216199861U

CN216199861U - Thin-wall bimetal bearing

Info

Publication number: CN216199861U
Application number: CN202122726919.7U
Authority: CN
Inventors: 陶震杰
Original assignee: Jiashan Sanding Machinery Co ltd
Current assignee: Jiashan Sanding Machinery Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-05
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a thin-wall bimetallic bearing, which comprises an outer shaft sleeve and an installation block, wherein a limiting ring is fixedly connected to the outer surface of the outer shaft sleeve, a round hole is formed in the side surface of the installation block, an installation sleeve is fixedly connected to the inner wall of the round hole, an external thread groove is formed in the outer surface of the installation sleeve, a locking cap is connected to the outer surface of the installation sleeve through the external thread groove in a threaded mode, a rotating ring groove is formed in the inner wall of the locking cap, a sliding ring is rotatably connected to the inner wall of the rotating ring groove, a sliding groove is formed in the outer surface of the installation sleeve, and a sliding block is slidably connected to the inner wall of the sliding groove. This thin wall bimetallic bearing through the rotation of locking cap, makes the sliding block remove at the inner wall of spout to drive the spacing ring and remove, thereby the hole of assembly part is squeezed into to accurate outer axle sleeve, effectively avoids the condition that thin wall bimetallic bearing warp, twists at the surface of locking cap through the screw rod, rotates half arc carousel and can rotate locking cap, thereby the convenience is dismantled to outer axle sleeve.

Description

Thin-wall bimetal bearing

Technical Field

The utility model relates to the technical field of bimetallic bearings, in particular to a thin-wall bimetallic bearing.

Background

The bimetallic bearing is one kind of oil-free lubricating bearing and is used mainly in heavy load, low speed, reciprocating or oil film forming situation.

Because the shaft sleeve of the bimetallic bearing is generally of a thin-wall structure, when the shaft sleeve is slightly inclined in the pressing-in or driving-in process of a core rod, the shaft sleeve is forcibly pressed in or driven in the condition of easy deformation, and meanwhile, the bimetallic bearing is installed in an interference fit mode, so that the bimetallic bearing is inconvenient to maintain and replace.

Based on this, further improvements need to be proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a thin-wall bimetallic bearing to solve the problem that deformation is caused by the inclined installation of a bearing shaft sleeve in the background technology, and the problem that the maintenance and the disassembly of a bearing in interference fit are inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: thin wall bimetallic bearing, including outer axle sleeve and installation piece, the fixed surface of outer axle sleeve is connected with the spacing ring, the round hole has been seted up to the side of installation piece, and the inner wall fixedly connected with installation cover of round hole, the external screw thread groove has been seted up to the surface of installation cover, and the surface of installation cover has the locking cap through external screw thread groove threaded connection, the rotation annular has been seted up to the inner wall of locking cap, and rotates the inner wall rotation of annular and be connected with the slip ring, the spout has been seted up to the surface of installation cover, and the inner wall sliding connection of spout has the sliding block, one side fixedly connected with shifting ring of sliding block.

Preferably, the inner wall of the outer shaft sleeve is provided with an annular groove, the inner wall of the annular groove is provided with an inner bushing, the outer surface of the inner bushing is provided with a through groove, the inner wall of the inner bushing is provided with a plurality of lubricating grooves, and the inner walls of the lubricating grooves are provided with graphite lubricating blocks.

Preferably, four mounting holes are formed in the side face of the mounting block in the circumferential direction at equal intervals, a positioning ring is fixedly connected to the side face of the mounting block, and a guide groove is formed in one end of the positioning ring.

Preferably, the outer surface of the locking cap is provided with three rotating grooves, and the three rotating grooves are circumferentially arrayed on the outer surface of the locking cap.

Preferably, the inner wall of the rotating groove is provided with a thread groove, the inner wall of the thread groove is in threaded connection with a screw rod, a semi-arc-shaped turntable is sleeved on the outer surface of the screw rod, and one end of the screw rod is fixedly connected with a knob.

Preferably, the inner wall of slip ring and the surface fixed connection of sliding block, the quantity of spout is three, and three spout circumference equidistance is seted up at the surface of installation cover.

Preferably, the inner wall of slip ring and one side fixed connection of sliding block, annular spacing groove has been seted up to the inner wall of shift ring, and the spacing ring rotates to be connected at the inner wall of annular spacing groove.

Compared with the prior art, the utility model has the beneficial effects that: the thin-wall bimetallic bearing is convenient;

(1) the installation block is conveniently installed on the assembly part through the positioning and installation holes of the positioning ring, so that the positioning purpose is achieved, and meanwhile, the rotation of the locking cap enables the sliding block to move on the inner wall of the sliding groove and drives the limiting ring to move, so that the outer shaft sleeve is accurately driven into the inner hole of the assembly part, and the deformation of the thin-wall bimetallic bearing is effectively avoided;

(2) through the rotation groove of locking cap surface, be convenient for strike the rotation groove of locking cap with the help of external force, make the locking cap rotate, utilize the screw rod to twist at the surface of locking cap simultaneously, rotate half arc carousel and can rotate the locking cap to the convenience is dismantled to outer axle sleeve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic side perspective view of the present invention;

FIG. 3 is a schematic front sectional view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic side sectional view of the present invention.

The reference numerals in the figures illustrate: 1. an outer sleeve; 2. mounting blocks; 3. a limiting ring; 4. installing a sleeve; 5. a locking cap; 6. a slip ring; 7. a slider; 8. a moving ring; 9. an inner liner; 10. a through groove; 11. a graphite lubricating block; 12. mounting holes; 13. a positioning ring; 14. a screw; 15. a semi-arc shaped turntable; 16. a knob.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: the thin-wall bimetallic bearing comprises an outer shaft sleeve 1 and a mounting block 2, wherein an annular groove is formed in the inner wall of the outer shaft sleeve 1, an inner bushing 9 is arranged on the inner wall of the annular groove, the inner bushing 9 is made of copper, a through groove 10 is formed in the outer surface of the inner bushing 9, a plurality of lubricating grooves are formed in the inner wall of the inner bushing 9, and graphite lubricating blocks 11 are arranged on the inner walls of the lubricating grooves;

specifically, as shown in fig. 1 and 3, when in use, the graphite lubricating block 11 is used for facilitating the graphite material to increase the lubricating property of the bearing, and the through groove 10 is used for facilitating the through groove 10 to divide the inner bushing 9, so that the inner bushing 9 is conveniently installed in the annular groove on the inner wall of the outer shaft sleeve 1;

four mounting holes 12 are circumferentially and equidistantly formed in the side surface of the mounting block 2, a positioning ring 13 is fixedly connected to the side surface of the mounting block 2, a guide groove is formed in one end of the positioning ring 13, and a threaded through hole and a positioning hole matched with the mounting holes 12 and the positioning ring 13 are formed in the side surface of an installed assembly part;

the outer surface of the outer shaft sleeve 1 is fixedly connected with a limiting ring 3, the side surface of the mounting block 2 is provided with a round hole, and the inner wall of the round hole is fixedly connected with a mounting sleeve 4, the outer surface of the mounting sleeve 4 is provided with an external thread groove, and the outer surface of the mounting sleeve 4 is connected with a locking cap 5 through an external thread groove, the inner wall of the locking cap 5 is provided with a rotary ring groove, and the inner wall of the rotating ring groove is rotationally connected with a sliding ring 6, the outer surface of the mounting sleeve 4 is provided with a sliding groove, the inner wall of the sliding chute is connected with a sliding block 7 in a sliding way, the inner wall of the sliding ring 6 is fixedly connected with the outer surface of the sliding block 7, the number of the sliding chutes is three, the three sliding grooves are circumferentially and equidistantly arranged on the outer surface of the mounting sleeve 4, one side of the sliding block 7 is fixedly connected with a moving ring 8, the inner wall of the sliding ring 6 is fixedly connected with one side of the sliding block 7, the inner wall of the moving ring 8 is provided with an annular limiting groove, and the limiting ring 3 is rotatably connected with the inner wall of the annular limiting groove;

specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, when in use, the positioning ring 13 is used for conveniently fixing the mounting block 2 on the assembly part, and the positioning ring 13 with the guiding groove is used for conveniently achieving the purpose of accurately positioning the position of the mounting block 2 and the outer shaft sleeve 1, the sliding ring 6 is moved by the rotation of the locking cap 5, the sliding ring 6 drives the sliding block 7 to move on the inner wall of the sliding chute and drives the moving ring 8 to move, and the moving ring 8 drives the limiting ring 3 to move under the action of the annular limiting groove on the inner wall, so as to drive the outer shaft sleeve 1 to accurately enter the inner hole of the assembly part, and the locking cap 5 is rotated reversely to drive the outer shaft sleeve 1 to expose, so that the maintenance is convenient, and the bearing deformation is avoided;

the outer surface of the locking cap 5 is provided with three rotating grooves, the three rotating grooves are arranged on the outer surface of the locking cap 5 in a circumferential array mode, the inner wall of each rotating groove is provided with a threaded groove, the inner wall of each threaded groove is connected with a screw 14 in a threaded mode, the outer surface of each screw 14 is sleeved with a semi-arc-shaped rotating disc 15, and one end of each screw 14 is fixedly connected with a knob 16;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 5, during the use, through 14 threaded connection of screw rod in the thread groove that rotates the groove, make the rotation of half arc carousel 15 drive locking cap 5 and rotate to it is more laborsaving, half arc carousel 15 is conveniently taken off to the breach of half arc carousel 15 simultaneously, and the design of rotating the groove, it is convenient tighter at threaded connection, when half arc carousel 15 can't rotate, strike and rotate the groove and make locking cap 5 rotate, thereby it is more laborsaving.

The working principle is as follows: when the mounting block 2 is used, firstly, the positioning ring 13 is inserted into a groove of an assembly part by utilizing the inclined groove of the positioning ring 13, and then, the mounting block is inserted into the mounting hole 12 by utilizing a bolt, so that the mounting block 2 is mounted on the assembly part;

then, rotating a knob 16 to enable a screw 14 to be in threaded connection with a thread groove on the outer surface of the locking cap 5, then rotating a semi-arc-shaped turntable 15 to enable the locking cap 5 to rotate, driving a sliding ring 6 to move by the movement of the locking cap 5, driving a moving ring 8 to move under the action of a sliding block 7, driving a limiting ring 3 to move by the movement of the moving ring 8, inserting the outer shaft sleeve 1 into an inner hole of an assembly part, then disassembling the screw 14, and taking out the semi-arc-shaped turntable 15;

when in maintenance, the upper semi-arc turntable 15 is assembled, and the outer shaft sleeve 1 can be taken down for maintenance by reversely rotating the semi-arc turntable 15.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. Thin wall bimetal bearing, including outer axle sleeve (1) and installation piece (2), its characterized in that: the utility model discloses a bearing of a car, including outer axle sleeve (1), installation piece (2), round hole, locking cap (5), the inner wall fixedly connected with installation cover (4) of round hole, the external screw thread groove has been seted up to the surface of installation cover (4), and the surface of installation cover (4) has locking cap (5) through external screw thread groove threaded connection, the rotation annular has been seted up to the inner wall of locking cap (5), and rotates the inner wall rotation of annular and be connected with slip ring (6), the spout has been seted up to the surface of installation cover (4), and the inner wall sliding connection of spout has sliding block (7), one side fixedly connected with shifting ring (8) of sliding block (7).

2. The thin-walled bimetallic bearing of claim 1, wherein: the inner wall of the outer shaft sleeve (1) is provided with an annular groove, the inner wall of the annular groove is provided with an inner bushing (9), the outer surface of the inner bushing (9) is provided with a through groove (10), the inner wall of the inner bushing (9) is provided with a plurality of lubricating grooves, and the inner walls of the lubricating grooves are provided with graphite lubricating blocks (11).

3. The thin-walled bimetallic bearing of claim 1, wherein: four mounting holes (12) have been seted up to the side circumference equidistance of installation piece (2), the side fixedly connected with holding ring (13) of installation piece (2), the direction groove has been seted up to the one end of holding ring (13).

4. The thin-walled bimetallic bearing of claim 1, wherein: the outer surface of locking cap (5) has been seted up and has been rotated the groove, the quantity that rotates the groove is three, and three rotation groove is the circumference array and sets up the surface at locking cap (5).

5. The thin-walled bimetallic bearing of claim 4, wherein: the inner wall of the rotating groove is provided with a thread groove, the inner wall of the thread groove is in threaded connection with a screw rod (14), a semi-arc-shaped turntable (15) is sleeved on the outer surface of the screw rod (14), and one end of the screw rod (14) is fixedly connected with a knob (16).

6. The thin-walled bimetallic bearing of claim 1, wherein: the inner wall of slip ring (6) and the fixed surface connection of sliding block (7), the quantity of spout is three, and the surface at installation cover (4) is seted up to three spout circumference equidistance.

7. The thin-walled bimetallic bearing of claim 1, wherein: the inner wall of slip ring (6) and one side fixed connection of sliding block (7), the annular spacing groove has been seted up to the inner wall of shift ring (8), and spacing ring (3) rotate to be connected the inner wall in annular spacing groove.