CN218093881U

CN218093881U - Stable deep groove ball bearing

Info

Publication number: CN218093881U
Application number: CN202222141958.5U
Authority: CN
Inventors: 张素碧
Original assignee: Nanyang Bifeng Bearing Co ltd
Current assignee: Nanyang Bifeng Bearing Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-20
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a firm type deep groove ball bearing, including bearing inner race and bearing inner race, be provided with the ball between bearing inner race and the bearing inner race, the surface cover of ball outer race is equipped with the holder, the left side and the right side on bearing inner race surface have all been seted up and have been placed the recess. The utility model discloses a place the arc board, the inserted block, rotatory piece, lay the recess, spacing arc wall, positioning screw, lay the hole, the hexagonal rotary tank, the positioning screw, the slot is used with the cooperation of placing the recess, can stabilize spacingly to the surface of deep groove ball bearing outer lane, deep groove ball bearing's life is longer like this, current deep groove ball bearing is when using solved, can not get effectual firm spacingly because of the surface of ball outer lane, make the ball together with the cage when rotatory between the outer lane of bearing and inner circle, the situation that breaks away from appears easily, cause the bearing damage, thereby lead to deep groove ball bearing to appear the problem that life is shorter.

Description

Stable deep groove ball bearing

Technical Field

The utility model relates to a deep groove ball bearing technical field specifically is a firm type deep groove ball bearing.

Background

The original single-row radial ball bearing of deep groove ball bearing is a kind of rolling bearing which is applied most widely, it features small friction resistance and high rotation speed, it can be used on the machine parts bearing radial load or combined load acted simultaneously in radial and axial direction, it can also be used on the machine parts bearing axial load, such as small power motor, automobile and tractor gear box, machine tool gear box, general machine, tool, etc.; the basic deep groove ball bearing comprises an outer ring, an inner ring, a group of steel balls and a group of retainers, wherein the deep groove ball bearing is of a single-row type and a double-row type, the deep groove ball structure is divided into a sealing structure and an open type structure, the open type structure means that the bearing does not have a sealing structure, the sealing type deep groove ball is divided into a dustproof sealing structure and an oil-proof sealing structure, the dustproof sealing cover is made of steel plate punching, only dust is simply prevented from entering a bearing raceway, the oil-proof type structure is a contact type oil seal, lubricating grease in the bearing can be effectively prevented from overflowing, and the surface of the outer ring of the ball of the conventional deep groove ball bearing cannot be stabilized and limited, so that when the ball and the retainers rotate between the outer ring and the inner ring of the bearing, the condition of separation is easy to occur, the bearing is damaged, the problem that the service life of the deep groove ball bearing is short is caused, and great loss is brought to users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a firm type deep groove ball bearing possesses the spacing advantage of stabilizing on the surface of ball outer lane, has solved current deep groove ball bearing when using, because of the surface of ball outer lane can not obtain effectual firm spacing for the ball is when rotatory between the outer lane of bearing and inner circle together with the retainer, appears the situation that breaks away from easily, causes the bearing to damage, thereby leads to deep groove ball bearing to appear the problem that life is shorter.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a firm type deep groove ball bearing, includes bearing inner race and bearing inner race, be provided with the ball between bearing inner race and the bearing inner race, the surperficial cover of ball outer race is equipped with the holder, the left side and the right side on bearing inner race surface have all been seted up and have been placed the recess, place the inboard center department of recess inner chamber and seted up the slot, the inboard bearing inner race that runs through of slot, place the inboard top of recess inner chamber and all seted up the location screw bottom, the inner chamber of placing the recess has placed stabilising arrangement.

Preferably, the thickness of the bearing outer ring is the same as that of the bearing inner ring, and the surface of the ball outer ring is in sliding contact with the inner ring of the bearing outer ring and the outer ring of the bearing inner ring.

Preferably, the fixing device comprises an arc plate, the arc plate is placed in an inner cavity of the groove, the surface of the arc plate is in sliding contact with the inner cavity of the groove, an insertion block is welded to an inner ring of the arc plate, and the inner side of the insertion block penetrates through the slot and extends to the inner cavity of the outer ring of the bearing.

Preferably, the surface of the insertion block is in sliding contact with the inner cavity of the slot, the surface of the inner ring of the insertion block is provided with a limiting arc-shaped groove, the top and the bottom of the surface of the outer ring of the placed arc plate are provided with placing grooves, the inner sides of the placing grooves are communicated with placing holes, and the inner sides of the placing holes penetrate through the placed arc plate.

Preferably, place the inner chamber of recess and placed rotatory piece, the surface of rotatory piece is sliding contact with the inner chamber of laying the recess, the hexagonal swivelling chute has been seted up on the surface in the rotatory piece outside, the inboard welding of rotatory piece has positioning screw, positioning screw's inboard runs through the inside of placing the arc board and extending to the bearing inner race.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a place the arc board, the inserted block, rotatory piece, lay the recess, spacing arc wall, positioning screw, lay the hole, the hexagonal rotary trough, the location screw, the slot is used with the cooperation of placing the recess, can stabilize spacingly to the surface of deep groove ball bearing ball outer lane, deep groove ball bearing's life is longer like this, current deep groove ball bearing has been solved when using, can not obtain effectual firm spacingly because of the surface of ball outer lane, make the ball rotate between the outer lane of bearing and inner circle together with the cage, the situation that breaks away from appears easily, cause the bearing to damage, thereby lead to deep groove ball bearing to appear the shorter problem of life, be worth promoting.

2. The utility model discloses a recess is placed in the setting, can place placing the arc board, through the slot, can place the inserted block, through the arc spacing groove, can accomodate spacingly to the outer lane of ball, through the hexagonal swivelling chute, conveniently rotates rotatory piece.

Drawings

FIG. 1 is an isometric view of the structure of the present invention;

FIG. 2 is an axonometric view of the outer ring structure of the bearing of the present invention;

FIG. 3 is a first perspective view of the arc plate placement structure of the present invention;

FIG. 4 is a side view of the structure of the arc plate of the present invention;

FIG. 5 is a second perspective view of the arc plate placement structure of the present invention;

figure 6 is the utility model discloses rotatory piece and positioning screw structure cooperation axonometric drawing.

In the figure: the bearing comprises a retainer 1, a bearing outer ring 2, a bearing inner ring 3, a fixing device 4, a placing arc plate 41, an inserting block 42, a rotating block 43, a placing groove 44, a limiting arc groove 45, a positioning screw rod 46, a placing hole 47, a hexagonal rotating groove 48, a ball 5, a positioning screw hole 6, a slot 7 and a placing groove 8.

Detailed Description

Referring to fig. 1-6, a stable deep groove ball bearing comprises a bearing outer ring 2 and a bearing inner ring 3, balls 5 are arranged between the bearing outer ring 2 and the bearing inner ring 3, a retainer 1 is sleeved on the surface of the outer ring of the balls 5, placing grooves 8 are formed in the left side and the right side of the surface of the outer ring of the bearing outer ring 2, a slot 7 is formed in the center of the inner side of an inner cavity of the placing groove 8, the inner side of the slot 7 penetrates through the bearing outer ring 2, positioning screw holes 6 are formed in the top and the bottom of the inner side of the inner cavity of the placing groove 8, and a stabilizing device 4 is placed in the inner cavity of the placing groove 8;

the thickness of the bearing outer ring 2 is the same as that of the bearing inner ring 3, and the surface of the outer ring of the ball 5 is in sliding contact with the inner ring of the bearing outer ring 2 and the outer ring of the bearing inner ring 3;

the stabilizing device 4 comprises a placing arc plate 41, the placing arc plate 41 is placed in an inner cavity of the placing groove 8, the surface of the placing arc plate 41 is in sliding contact with the inner cavity of the placing groove 8, an inserting block 42 is welded on an inner ring of the placing arc plate 41, the inner side of the inserting block 42 penetrates through the inserting groove 7 and extends to the inner cavity of the bearing outer ring 2, the surface of the bearing outer ring 2 and the surface of an outer ring of the placing arc plate 41 are on the same annular surface, and the placing arc plate 41 can be placed by arranging the placing groove 8;

the surface of the inserting block 42 is in sliding contact with the inner cavity of the slot 7, the surface of the inner ring of the inserting block 42 is provided with a limiting arc-shaped groove 45, the top and the bottom of the surface of the outer ring of the arc placing plate 41 are provided with placing grooves 44, the inner side of each placing groove 44 is communicated with a placing hole 47, the inner side of each placing hole 47 penetrates through the arc placing plate 41, the inserting block 42 can be placed through the slot 7, and the outer ring of the ball 5 can be accommodated and limited through the arc-shaped limiting groove 45;

place the inner chamber of recess 44 and have placed rotatory piece 43, the surface of rotatory piece 43 is sliding contact with the inner chamber of placing recess 44, hexagonal rotating groove 48 has been seted up on the surface in the rotatory piece 43 outside, the inboard welding of rotatory piece 43 has positioning screw 46, positioning screw 46's inboard is run through and is placed arc board 41 and extend to the inside of bearing inner race 2, positioning screw 46's inboard extends to the inner chamber of location screw 6 and passes through threaded connection with the inner chamber of location screw 6, through hexagonal rotating groove 48, the convenience is rotated rotatory piece 43.

Cage 1 (i.e., bearing cage, also known as bearing retainer) refers to a bearing component that partially encases all or part of the rolling elements and moves with them to isolate the rolling elements and generally also to guide and retain them within the bearing; when the rolling bearing works, particularly when the load is complex and the rolling bearing rotates at high speed, the retainer 1 is subjected to great centrifugal force, impact and vibration, great sliding friction exists between the retainer 1 and the rolling bearing and generates a great amount of heat, the retainer fails as a result of combined action of the force and the heat, and the retainer 1 burns and fractures are caused seriously, so that the material of the retainer 1 is required to have good heat conductivity, good wear resistance, small friction coefficient, lower density, certain matching of strength and toughness, better elasticity and rigidity, expansion coefficient similar to that of the rolling bearing and good processing performance, and in addition, the retainer 1 is also subjected to the action of chemical media, such as lubricant, lubricant additive, organic solvent, coolant and the like; the common retainer 1 is mainly divided into a metal retainer and a non-metal retainer according to the material types, and a composite material retainer and the like are also arranged, and the bearing retainer for special purposes also meets the requirements of special working conditions, such as high temperature resistance, corrosion resistance, self lubrication (used in vacuum) or non-magnetism.

During the use, at first install holder 1 and ball 5 between bearing inner race 2 and bearing inner race 3, then take up and place arc plate 41 and put into place the recess 8 with it, inserted block 42 runs through slot 7 and extends to the inner chamber of bearing inner race 2 this moment, spacing arc wall 45 card on the inserted block 42 is on the surface of ball 5 outer lane, utilize spacing arc wall 45 to carry on spacingly to ball 5, take up rotatory piece 43 at last and place it in the inner chamber of laying recess 44, hole 47 is laid through to the inboard of positioning screw 46, insert hexagonal spanner in the hexagonal rotation groove 48, in positioning screw 46 screw in the location screw 6, accomplish the installation of securing device 4.

In summary, the following steps: this firm type deep groove ball bearing, through placing arc board 41, inserted block 42, rotatory piece 43, lay recess 44, spacing arc wall 45, positioning screw 46, lay hole 47, hexagonal rotary groove 48, location screw 6, slot 7 and the cooperation of placing recess 8 are used, current deep groove ball bearing has been solved when using, it is spacing because of the effectual firm can not be obtained on the surface of ball outer lane, make the ball together with the cage when rotatory between the outer lane of bearing and inner circle, the condition that breaks away from appears easily, cause the bearing to damage, thereby lead to deep groove ball bearing to appear the shorter problem of life.

Claims

1. The utility model provides a firm type deep groove ball bearing, includes bearing inner race (3) and bearing outer race (2), its characterized in that: be provided with ball (5) between bearing inner race (3) and bearing outer race (2), the surface cover of ball (5) outer lane is equipped with holder (1), bearing inner race (2) outer lane surface's left side and right side have all been seted up and have been placed recess (8), place recess (8) inner chamber inboard center department and seted up slot (7), bearing inner race (2) are run through to the inboard of slot (7), place recess (8) inner chamber inboard top and bottom and all seted up location screw (6), the inner chamber of placing recess (8) has placed securing device (4).

2. The robust deep groove ball bearing of claim 1, wherein: the thickness of the bearing outer ring (2) is the same as that of the bearing inner ring (3), and the surface of the ball (5) outer ring is in sliding contact with the inner ring of the bearing outer ring (2) and the outer ring of the bearing inner ring (3).

3. The robust deep groove ball bearing of claim 1, wherein: securing device (4) are including placing arc board (41), place arc board (41) and place in the inner chamber of placing recess (8), the surface of placing arc board (41) is sliding contact with the inner chamber of placing recess (8), the inner circle welding of placing arc board (41) has inserted block (42), the inboard of inserted block (42) runs through slot (7) and extends to the inner chamber of bearing inner race (2).

4. A robust deep groove ball bearing according to claim 3, wherein: the surface of the inserting block (42) is in sliding contact with the inner cavity of the inserting groove (7), the surface of the inner ring of the inserting block (42) is provided with a limiting arc-shaped groove (45), the top and the bottom of the surface of the outer ring of the placing arc plate (41) are both provided with placing grooves (44), the inner side of each placing groove (44) is communicated with a placing hole (47), and the inner side of each placing hole (47) penetrates through the placing arc plate (41).

5. A robust deep groove ball bearing according to claim 4, wherein: place rotatory piece (43) in the inner chamber of recess (44), the surface of rotatory piece (43) is sliding contact with the inner chamber of laying recess (44), hexagonal rotating groove (48) have been seted up on the surface in rotatory piece (43) outside, the inboard welding of rotatory piece (43) has positioning screw (46), the inboard of positioning screw (46) runs through the inside of placing arc board (41) and extending to bearing inner race (2).