CN113606256B

CN113606256B - Rotary bearing with adjusting structure and convenient for self-locking and fixing

Info

Publication number: CN113606256B
Application number: CN202111154344.4A
Authority: CN
Inventors: 余兵浩; 基晓平; 陈必国; 王婷婷; 周庆庆
Original assignee: Qidong Jinqiao Bearing Co ltd
Current assignee: Qidong Jinqiao Bearing Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-12-07
Anticipated expiration: 2041-09-29
Also published as: CN113606256A

Abstract

The invention discloses a rotary bearing with an adjusting structure and convenient self-locking fixation, relates to the technical field of bearing combination, and solves the problems that the conventional bearing generally does not have a high-applicability combination structure capable of adjusting the inner diameter and is not beneficial to rapid installation, butt joint and assembly. A rotary bearing with an adjusting structure and convenient for self-locking and fixing comprises a base, wherein four groups of butt-jointed piles are fixedly arranged at the top of the side of the base, and a self-locking contact structure is arranged outside the butt-jointed piles; four groups of fixing lugs are integrally arranged on the side of the base; the bottom of the side of the outer ring shell is integrally provided with four pairs of butt-joint lugs; through being provided with inner circle shell, interior forbidden piece and propulsion ring, provide the high suitability integrated configuration that can adjust the internal diameter for the bearing, can be applicable to the axis body installation of various different diameters, increased substantially the installation suitability of bearing, and control structure is simple and convenient, and self can the auto-lock, and the convenience is strong.

Description

Rotary bearing with adjusting structure and convenient for self-locking and fixing

Technical Field

The invention relates to the technical field of bearing combination, in particular to a rotary bearing with an adjusting structure and convenient self-locking fixation.

Background

The roller of department sets up to cylinder or coniform usually in the middle of the roller bearing, mainly bears radial load, and the assembly mode of bearing mainly is interference fit, and the structure of bearing self is fixed knot structure, when the installation uses the bearing of different grade type, needs to formulate the bearing of different grade type and installs.

Based on prior art, the bearing that uses at present generally does not possess the high suitability integrated configuration that can adjust the internal diameter, is unfavorable for quick installation butt joint assembly, only can be suitable for the axle type part installation use of a model, is difficult to fast assembly to be suitable for and plays diversified application function, and the convenience is not enough.

Therefore, the existing requirements are not met, and a rotary bearing with an adjusting structure and convenient self-locking fixation is provided.

Disclosure of Invention

Problem (A)

The invention aims to provide a rotary bearing with an adjusting structure and convenient self-locking fixation, and aims to solve the problems that the existing bearing provided by the prior art does not generally have a high-applicability combined structure capable of adjusting the inner diameter, is not beneficial to rapid installation and butt joint assembly, can be only suitable for installation and use of shaft parts of one model, is difficult to rapidly combine and apply, has a multi-directional application function, and is not convenient enough.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a rotary bearing with an adjusting structure and convenient for self-locking and fixing comprises a base, wherein four groups of butt-jointed piles are fixedly arranged at the top of the side of the base, and a self-locking contact structure is arranged outside the butt-jointed piles; four groups of fixing lugs are integrally arranged on the side of the base; the bottom of the side of the outer ring shell is integrally provided with four pairs of butt-joint lugs, and the butt-joint lugs are in transition fit with the butt-joint piles; the middle of the supporting frame is rotatably provided with a roller; the inner ring shell is rotatably arranged inside the support frame; the inner ring shell includes: eight groups of locking grooves are formed in the inner side of the inner ring shell, and elastic piles are integrally arranged on the inner sides of the locking grooves; the middle of the inner forbidden block is provided with an assembling hole, and the elastic pile penetrates through the inner forbidden block and is sleeved with the spring and is provided with a screw rod through threaded connection; the fixing ring is characterized in that four groups of ring rods are integrally arranged at the bottom of the inner side of the fixing ring and are fixedly arranged at the top of the inner ring shell.

Preferably, the roller comprises: the inner corner groove is formed in the middle of the outer wall of the roller, and a sponge sleeve is sleeved outside the middle of the inner corner groove.

Preferably, the end surfaces of the screw and the inner forbidden block do not exceed the locking groove; the outer end of the assembly hole penetrating through the inner forbidden block is provided with a round hole with the diameter equal to that of the elastic pile; the inner end of the assembly hole penetrating through the inner forbidden block is provided with a round hole larger than the diameter of the screw rod, and the diameter of the screw rod is larger than that of the elastic pile.

Preferably, the tops of the forbidden blocks are set to be in an inclined plane structure, and the inclined planes of the tops of the forbidden blocks in the eight groups are all set to be inclined downwards from inside to outside.

Preferably, the outside of the ring rod is provided with a propelling ring in a sliding manner, and the propelling ring comprises: the bottom of propelling rod, propelling ring is fixed and is provided with the propelling rod, and the propelling rod passes the fixed propulsion sloping block that is provided with of locking groove, and the main part of propelling the sloping block is the wedge structure, and the bottom inclined plane of propelling the sloping block laminates with the top inclined plane of interior forbidden block.

Preferably, the fixing ring further comprises: the adjusting short shaft is rotatably arranged on one side of the top of the fixing ring; four groups of micro screw rods are rotatably arranged between the fixed ring and the inner ring shell, and the micro screw rods are in threaded connection with the propelling ring; driven gear, the top outside of little lead screw all is fixed and is provided with driven gear, and four driven gear's of group outside cover is equipped with double-tooth ring.

Preferably, the top of the double gear ring is provided with a bevel gear surface structure; an inner gear ring structure is arranged on the inner side of the double gear rings and is meshed with the driven gear; a bevel gear is arranged outside the adjusting short shaft and meshed with the top bevel gear surface of the double gear ring; one end of the adjusting short shaft is provided with an inner hexagonal head structure.

(III) advantageous effects

The invention provides a rotary bearing with an adjusting structure and convenient self-locking and fixing, which is provided with an inner ring shell, an inner forbidden block and a propelling ring, and provides a high-applicability combined structure capable of adjusting the inner diameter for the bearing, wherein a shaft body is placed in the middle of the inner ring shell, then an inner hexagonal wrench is used for rotating an adjusting short shaft, the adjusting short shaft drives a double-tooth ring to rotate through a bevel gear, an internal gear ring structure of the double-tooth ring synchronously drives four groups of driven gears to rotate, the driven gears synchronously drive four groups of micro-screws to rotate, the propelling ring is uniformly and stably propelled downwards by the micro-screws, when the propelling ring descends, a propelling rod presses a propelling inclined block, the propelling inclined block is contacted with a top inclined surface structure of the inner forbidden block to form a thrust guide structure, eight groups of the inner forbidden block are simultaneously closed towards the middle, the shaft body is fixedly installed by the inner forbidden block, and the rotary bearing can be suitable for installation of shaft bodies with different diameters, what's more can set up outside octagon or more types of axle, has increased substantially the installation suitability of bearing, and control structure is simple and convenient, and self can the auto-lock, and the convenience is strong.

In addition, the outside of roller is provided with the sponge cover, provides supplementary lubrication function, scribbles in advance and establishes lubricating oil in the sponge cover, and the roller can be through the inertia of rotatory production evenly coating lubricating oil at the whole rotatory in-process of bearing to sponge cover self provides the absorption function, can reduce the consumption of lubricating oil, is favorable to practicing thrift the cost, and sponge cover self can also collect particle and impurity.

Drawings

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

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

FIG. 3 is a schematic perspective view of a base according to an embodiment of the present invention;

FIG. 4 is a schematic view of an assembly structure of a base in an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a thrust ring according to an embodiment of the present invention;

FIG. 6 is a schematic perspective exploded view of a roller according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of a dual ring gear according to an embodiment of the present invention;

FIG. 8 is a schematic view of an assembly structure of a double ring gear in the embodiment of the invention;

in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:

1. a base; 101. butting piles; 2. an outer race shell; 201. butt-joint lugs; 3. a support frame; 4. a roller; 401. an inner corner groove; 402. a sponge sleeve; 5. an inner race shell; 501. a locking groove; 502. elastic piles; 503. a screw; 6. an internal forbidden block; 601. an assembly hole; 7. a propulsion ring; 701. a push rod; 702. pushing the inclined block; 8. a fixing ring; 801. a loop bar; 802. adjusting the short shaft; 803. a micro lead screw; 804. a driven gear; 9. double gear rings.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 8, an embodiment of the present invention includes: a rotary bearing with an adjusting structure and convenient for self-locking and fixing comprises a base 1, wherein four groups of butt piles 101 are fixedly arranged at the top of the side of the base 1, and a self-locking contact structure is arranged outside the butt piles 101; four groups of fixing lugs are integrally arranged on the side of the base 1; the outer ring shell 2 is integrally provided with four pairs of butt-joint lugs 201 at the bottom of the edge side of the outer ring shell 2, the butt-joint lugs 201 are in transition fit with the butt-joint pile 101, and when the outer ring shell is applied to equipment, the butt-joint pile 101 and the butt-joint lugs 201 expand simultaneously due to heating of the equipment and become interference fit; the roller 4 is rotatably arranged in the middle of the support frame 3; the inner ring shell 5 is rotationally arranged inside the support frame 3; the inner ring shell 5 includes: eight groups of locking grooves 501 are formed in the inner side of the inner ring shell 5, and elastic piles 502 are integrally arranged on the inner side of each locking groove 501; the device comprises an inner forbidden block 6, wherein an assembly hole 601 is formed in the middle of the inner forbidden block 6, and an elastic pile 502 penetrates through the inner forbidden block 6 and is sleeved with a spring and is provided with a screw 503 through threaded connection; the fixing ring 8 is fixed, four groups of ring rods 801 are integrally arranged at the bottom of the inner side of the fixing ring 8, and the ring rods 801 are fixedly arranged at the top of the inner ring shell 5.

Referring to fig. 6, the roller 4 includes: interior corner groove 401 has been seted up in the middle of the outer wall of roller 4 to interior corner groove 401, and the middle outside cover of interior corner groove 401 is equipped with sponge cover 402, and sponge cover 402 at first as a hole thing, possesses the ability that produces capillary phenomenon, can play the function that the collection held lubricating oil, further can realize the continuous lubrication to the running roller to can collect particle and impurity.

Referring to fig. 4, the end faces of the screw 503 and the inner forbidden block 6 do not exceed the locking groove 501; the assembly hole 601 penetrates through the outer end of the inner forbidden block 6 and is provided with a round hole with the diameter equal to that of the elastic pile 502, so that convenience is provided for installing the elastic pile 502, and the installation end of the elastic pile 502 can be rounded to provide convenience for installation; the inner end of the assembly hole 601 penetrating through the inner forbidden block 6 is provided with a round hole larger than the diameter of the screw 503, and the diameter of the screw 503 is larger than that of the elastic pile 502, so that convenience in assembly is improved.

The tops of the forbidden blocks 6 are set to be in an inclined surface structure, and the inclined surfaces of the tops of the forbidden blocks 6 in the eight groups are all set to be inclined downwards from inside to outside; the outside slip of loop bar 801 is provided with propulsion ring 7, and propulsion ring 7 is including: the push rod 701 and the bottom of the push ring 7 are fixedly provided with the push rod 701, the push rod 701 penetrates through the locking groove 501 to be fixedly provided with the push inclined block 702, the main body of the push inclined block 702 is of a wedge-shaped structure, and the bottom inclined plane of the push inclined block 702 is attached to the top inclined plane of the inner forbidden block 6.

Referring to fig. 4-5, when the pushing rod 701 descends, the pushing sloping block 702 is pushed to force the inner forbidden block 6 to move together towards the middle synchronously, so that the distance between the forbidden blocks 6 in each group is reduced, the fixing of the bearing is realized, the applicability is strong, the pushing device can be installed outside shafts with different diameters, and the pushing device can automatically adapt to centering.

Wherein, solid fixed ring 8 still including: the adjusting short shaft 802 is rotatably arranged on one side of the top of the fixing ring 8; four groups of micro lead screws 803 are rotatably arranged between the micro lead screws 803 and the fixed ring 8 and the inner ring shell 5, and the micro lead screws 803 are in threaded connection with the propelling ring 7; driven gears 804 are fixedly arranged outside the top ends of the micro screws 803, and double gear rings 9 are sleeved outside the four groups of driven gears 804; the top of the double gear ring 9 is provided with a bevel gear surface structure; an inner gear ring structure is arranged on the inner side of the double gear ring 9 and is meshed with the driven gear 804; a bevel gear arranged outside the adjusting short shaft 802 is meshed with the top bevel gear surface of the double-gear ring 9; one end of the adjusting stub shaft 802 is provided with an inner hexagonal head structure.

Referring to fig. 4, the double-tooth ring 9 provides the capability of intermediate transmission, and when the double-tooth ring 9 rotates, the double-tooth ring 9 can drive each group of micro screws 803 to synchronously rotate, so that the propulsion ring 7 is propelled and fixed, the propulsion force is provided to realize the control of the internally forbidden block 6, power is provided for the fixed installation of the internally forbidden block 6, and the inner diameters of the double-tooth ring 9 and the fixed ring 8 are both larger than the inner diameter of the inner ring shell 5, and the installation of the shaft body cannot be influenced.

The working principle is as follows: during the use, install base 1 outside equipment in advance, and then installation outer lane shell 2, with butt joint ear 201 and the installation of butt joint stake 101 transition fit, the outside of butt joint stake 101 is provided with from the lock contact structure and can provides supplementary limited function, and when using in equipment, equipment generates heat and can lead to butt joint stake 101 and butt joint ear 201 to expand simultaneously, becomes interference fit, firm installation.

The shaft body is placed in the middle of the inner ring shell 5, then an inner hexagonal wrench is used for rotating an adjusting short shaft 802, the adjusting short shaft 802 drives a double gear ring 9 to rotate through a bevel gear, an internal gear ring structure of the double gear ring 9 synchronously drives four groups of driven gears 804 to rotate, the driven gears 804 synchronously drive four groups of micro screw rods 803 to rotate, the micro screw rods 803 are used for uniformly and stably pushing a pushing ring 7 downwards, in the descending process of the pushing ring 7, a pushing rod 701 presses a pushing inclined block 702, the pushing inclined block 702 is in contact with a top inclined plane structure of an inner forbidden block 6 to form a pushing guide structure, the eight groups of inner forbidden blocks 6 are simultaneously closed towards the middle, and the shaft body is fixedly installed through the inner forbidden block 6; otherwise, the reverse hexagonal wrench can realize the disassembly function.

Scribble in advance in sponge cover 402 and establish lubricating oil, the inertia that the in-process roller 4 can produce through rotation at the bearing is whole rotatory evenly coats lubricating oil to sponge cover 402 self provides the absorption function, can reduce the consumption of lubricating oil, is favorable to practicing thrift the cost, and sponge cover 402 self can also collect particle and impurity.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a swivel bearing with adjustment structure is convenient for auto-lock is fixed which characterized in that includes:

the self-locking device comprises a base (1), wherein four pairs of butt piles (101) are fixedly arranged at the top of the side of the base (1), and a self-locking contact structure is arranged outside the butt piles (101); four groups of fixing lugs are integrally arranged on the side of the base (1);

the outer ring shell (2), four pairs of butt-joint lugs (201) are integrally arranged at the bottom of the side of the outer ring shell (2), and the butt-joint lugs (201) are in transition fit with the butt-joint piles (101);

the roller bearing device comprises a support frame (3), wherein a roller (4) is rotatably arranged in the middle of the support frame (3);

the inner ring shell (5), the said inner ring shell (5) is set up inside the support frame (3) rotatably; the inner ring shell (5) comprises:

eight groups of locking grooves (501) are formed in the inner side of the inner ring shell (5), and elastic piles (502) are integrally arranged on the inner side of each locking groove (501);

the spring-type locking device comprises an inner locking block (6), wherein an assembly hole (601) is formed in the middle of the inner locking block (6), an elastic pile (502) penetrates through the inner locking block (6) to be sleeved with a spring and is provided with a screw rod (503) through threaded connection;

the bottom of the inner side of the fixing ring (8) is integrally provided with four groups of ring rods (801), and the ring rods (801) are fixedly arranged at the top of the inner ring shell (5); the outside slip of loop bar (801) is provided with impels ring (7), impels ring (7) including:

the bottom of the push ring (7) is fixedly provided with a push rod (701), the push rod (701) penetrates through the locking groove (501) to be fixedly provided with a push inclined block (702), the main body of the push inclined block (702) is of a wedge-shaped structure, and the bottom inclined plane of the push inclined block (702) is attached to the top inclined plane of the inner forbidden block (6);

the fixed ring (8) also comprises:

the adjusting short shaft (802) is rotatably arranged on one side of the top of the fixing ring (8);

four groups of micro screw rods (803) are rotatably arranged between the fixed ring (8) and the inner ring shell (5), and the micro screw rods (803) are in threaded connection with the propelling ring (7);

driven gears (804) are fixedly arranged outside the top ends of the micro lead screws (803), and double gear rings (9) are sleeved outside the four groups of driven gears (804).

2. A rotary bearing with adjustment structure facilitating self-locking fixation according to claim 1, characterized in that the rollers (4) comprise:

the roller is characterized in that the roller is provided with an inner angle groove (401), the middle of the outer wall of the roller (4) is provided with the inner angle groove (401), and the middle of the inner angle groove (401) is externally sleeved with a sponge sleeve (402).

3. The rotary bearing with the adjusting structure for facilitating self-locking fixing of the rotary bearing is characterized in that the end faces of the screw rod (503) and the inner forbidden block (6) do not exceed the locking groove (501); the assembly hole (601) penetrates through the outer end of the inner forbidden block (6) and is provided with a round hole with the diameter equal to that of the elastic pile (502); the inner end of the assembly hole (601) penetrating through the inner forbidden block (6) is provided with a round hole larger than the diameter of the screw rod (503), and the diameter of the screw rod (503) is larger than that of the elastic pile (502).

4. The rotary bearing with the adjusting structure for facilitating self-locking fixing is characterized in that the tops of the inner forbidden blocks (6) are arranged in a slope structure, and the top slopes of the eight groups of inner forbidden blocks (6) are all arranged to be inclined downwards from inside to outside.

5. A rotary bearing with adjustment structure facilitating self-locking fixation according to claim 1, characterized in that the top of the double gear ring (9) is provided with a tapered tooth surface structure; an inner gear ring structure is arranged on the inner side of the double gear ring (9), and the inner gear ring structure is meshed with the driven gear (804).

6. A rotary bearing with adjustment structure facilitating self-locking fixation according to claim 1 characterized in that the externally arranged bevel gear of the adjustment stub shaft (802) meshes with the top bevel flank of the double toothed ring (9); one end of the adjusting short shaft (802) is arranged to be an inner hexagonal head structure.