CN207309324U - A kind of bearing installation both sides locking closing device - Google Patents

A kind of bearing installation both sides locking closing device Download PDF

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Publication number
CN207309324U
CN207309324U CN201721075495.XU CN201721075495U CN207309324U CN 207309324 U CN207309324 U CN 207309324U CN 201721075495 U CN201721075495 U CN 201721075495U CN 207309324 U CN207309324 U CN 207309324U
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China
Prior art keywords
rolling
seat
bearing
baffle ring
steel ball
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CN201721075495.XU
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Chinese (zh)
Inventor
王绍增
张利
康建中
邸为佳
陶朋从
王海坤
王治理
刘阳
沙磊
杨雪利
高敏
康建华
张建
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No 5721 Factory of PLA
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No 5721 Factory of PLA
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Abstract

A kind of bearing installation both sides locking closing device, belongs to hand-operated tools technical field, it includes main body base, rolling component, feed nut, baffle ring and master positioning bar;The main body base is U-shaped seat, and the pilot hole on same axis is equipped with two side wall, and main body set is embedded in the pilot hole, and the main body set outboard end inner wall is equipped with internal thread, and baffle ring stop collar is embedded in main body set medial extremity;The rolling component is equipped with rolling seat, and the rolling seat is tube-in-tube structure, and feed nut is set with outside rolling seat;The feed nut outer wall is equipped with the external screw thread with main body set screw-internal thread fit, and axial arranged baffle ring pilot hole is equipped with feed nut medial extremity;The baffle ring is located in baffle ring pilot hole, passes through one group of gear silk and the rolling seat fixing assembling being disposed radially;The master positioning bar passes through bearing hole and the rolling seat positioned at bearing both sides.The utility model can complete bearing locking closing in operation in narrow space, achieve the purpose that to avoid bearing axial float.

Description

A kind of bearing installation both sides locking closing device
Technical field
A kind of bearing installation both sides locking closing device is the utility model is related to, belongs to hand-operated tools technical field.
Background technology
Bearing is common parts in mechanical equipment, is typically mounted in the unthreaded hole of bearing block, is set to some machineries During standby maintenance, the dismounting operation of bearing need to be carried out, to avoid bearing from producing axial float after ressembling, ensures bearing working Reliability makes aperture outer surface produce plastic deformation, becomes, it is necessary to steel ball or roller along bearing pilot hole periphery rolling outer surface The part that shape extends is accumulated in aperture, plays the role of closing in fixing bearing.It is but narrow for axle bearing mount portion bit space Situation, the fastening closing in operation of above-mentioned bearing is difficult to realize using traditional installation tool, it is therefore desirable to which design is a kind of for narrow The special fastening device of narrow space bearing installation.
Utility model content
The utility model provides a kind of bearing installation both sides locking closing device, it is intended to realizes and completes bearing in narrow space Fastening closing in operation, achieve the purpose that to avoid bearing axial float, improve bearing working reliability.
To achieve the above object, the utility model adopts the following technical solution:
A kind of bearing installation both sides locking closing device, including main body base, rolling component, feed nut, baffle ring and master are fixed Position bar;The main body base is U-shaped seat, the pilot hole on same axis is equipped with two side wall, in the pilot hole In be embedded in main body set, the main body set outboard end inner wall is equipped with internal thread, and covering medial extremity in main body is embedded in baffle ring stop collar;Institute State rolling component and be equipped with rolling seat, the rolling seat is tube-in-tube structure, and feed nut is set with outside rolling seat;The feeding spiral shell Female outer wall is equipped with the external screw thread with main body set screw-internal thread fit, and being equipped with axial arranged baffle ring in feed nut medial extremity assembles Hole;The baffle ring is located in baffle ring pilot hole, and one by being disposed radially group of gear silk and rolling seat fixing assembling;The master Locating rod passes through bearing hole and the rolling seat positioned at bearing both sides, realize bearing installation both sides lock closing device using bearing hole as The radial positioning of benchmark.
Above-mentioned bearing installation both sides locking closing device, peripherally disposed one group in the sleeve wall of the rolling seat Steel ball seat pilot hole, the steel ball seat pilot hole outboard end are equipped with the internal thread for being used for installing jackscrew;In steel ball seat pilot hole Suit rolling steel ball positioning seat, and the jackscrew installed by outboard end realizes the axially position of rolling steel ball positioning seat, described Roll the medial extremity installation rolling steel ball of steel ball positioning seat.
Above-mentioned bearing installation both sides locking closing device, the rolling component are additionally provided with first sleeve and the second casing;Institute State first sleeve and the second casing is inlaid in the both ends of rolling seat sleeve lining, first sleeve and the second casing and master positioning respectively Bar, which coordinates, realizes rolling seat radial positioning.
Above-mentioned bearing installation both sides locking closing device, axially engages in the feed nut and baffle ring and one group is equipped with face Steel ball, and feed nut baffle ring pilot hole bottom surface set with matched first annular recess of steel ball, baffle ring and feeding spiral shell Female axially engaging is set and matched second annular recess of steel ball on face.
Above-mentioned bearing installation both sides locking closing device, the rolling seat outboard end, which is equipped with, to be used to limit feed nut axial direction The flange block plate of position, the installation operation handle on the flange block plate.
Above-mentioned bearing installation both sides locking closing device, one group is installed on the outer wall of the feed nut and is used to be screwed into Tommy bar to nut.
Above-mentioned bearing installation both sides locking closing device, rolling steel ball positioning seat and rolling the steel ball quantity are no less than four Group.
Above-mentioned bearing installation both sides locking closing device, the hand handle for gripping is equipped with the main body base bottom.
When carrying out bearing installation fastening using the utility model, first by feed nut unscrewed, rolling seat is driven laterally Mobile, bearing is clamped in centre by the rolling seat of left and right two;Rolled again by master positioning bar through bearing hole and positioned at bearing both sides In the first sleeve and the second casing of seat, coordinate the radial direction for realizing rolling seat with master positioning bar by first sleeve and the second casing Positioning;Then feed nut is screwed, two rolling seats are driven at the same time to bearing by the baffle ring in feed nut baffle ring pilot hole Close, the rolling steel ball for making to be assemblied in rolling steel ball positioning seat medial extremity touches bearing pilot hole aperture outer surface;Recycle Tommy bar screws feed nut, applies pressure to rolling steel ball;Then two operators pull handle at the same time, make rolling seat dextrorotation, At the same time constantly press, until rolling out annular groove in the bearing pilot hole aperture outer surface of bearing block, bearing block deformation is prolonged The part of exhibition is accumulated in bearing pilot hole aperture, and bearing is closed up and is fixed.It can be seen from the above that the utility model is realized in narrow sky Between complete bearing fastening closing in operation, achieve the purpose that to avoid bearing axial float, improve bearing working reliability.
Brief description of the drawings
Fig. 1 is the utility model structure diagram;
Fig. 2 is the detonation configuration figure of Fig. 1;
Fig. 3 is rolling holder structure schematic diagram;
Fig. 4 is A-A sectional structure charts in Fig. 3;
Fig. 5 is feed nut structure diagram;
Fig. 6 is the left side view of Fig. 5;
Fig. 7 is baffle ring structure diagram;
Fig. 8 is the right side view of Fig. 7.
Each list of reference numerals is in figure:1st, main body base, 2, main body set, 3, when ring stop collar, 4, feed nut, 4-1, outer spiral shell Line, 4-2, baffle ring pilot hole, 4-3, the first annular recess, 5, rolling seat, 5-1, steel ball seat pilot hole, 5-2, gear silk location hole, 5-3, flange groove, 6, rolling steel ball positioning seat, 7, first sleeve, the 8, second casing, 9, baffle ring, 9-1, gear silk pilot hole, 9- 2nd, the second annular recess, 10, operation handle, 11, tommy bar, 12, master positioning bar, 13, jackscrew, 14, steel ball, 15, gear silk, 16, rolling Compressed steel pearl, 17, bearing, 18, bearing block, 19, hand handle.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
Referring to Fig. 1, Fig. 2, the utility model installs both sides for a kind of bearing and locks closing device, it includes main body base 1, rolling Press component, feed nut 4, baffle ring 9 and master positioning bar 12;The main body base 1 is U-shaped seat, is equipped with U-shaped seat bottom and is used to grip Hand handle 19, the pilot hole on the same axis is equipped with the two side walls of U-shaped seat, main body is embedded in the pilot hole Set 2, the main body cover 2 outboard end inner walls and are equipped with internal thread, and covering 2 medial extremitys in main body is embedded in baffle ring stop collar 3;The rolling Component is equipped with rolling seat 5,7 and second casing 8 of first sleeve, and the rolling seat 5 is tube-in-tube structure, covers and puts into outside rolling seat To nut 4 and baffle ring 9,7 and second casing 8 of first sleeve is inlaid in the both ends of rolling seat sleeve lining respectively, is rolling 5 outboard ends of seat are equipped with the flange block plate 5-3 for being used for limiting 4 axial location of feed nut, and behaviour is installed on the flange block plate 5-3 Make handle 10;The feed nut 4 is equipped with baffle ring 9, and baffle ring 9 is solid by the one group of gear silk 15 and rolling seat 5 being disposed radially Fixed assembling;First sleeve 7 and the of the master positioning bar 12 through bearing hole and in rolling 5 sleeve of seat of 17 both sides of bearing Two casings 8, realize radial positioning of the bearing installation both sides locking closing device on the basis of bearing hole.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, locking closing device in bearing installation both sides described in the utility model, in the rolling Peripherally disposed one group of steel ball seat pilot hole 5-1, the steel ball seat pilot hole 5-1 outboard ends are set in the sleeve wall of wedge 5 It is useful for the internal thread of installation jackscrew 13;The suit rolling steel ball positioning seat 6 in steel ball seat pilot hole 5-1, and pass through outboard end The jackscrew 13 of installation realizes the axially position of rolling steel ball positioning seat 6, and rolling is installed in the medial extremity of the rolling steel ball positioning seat 6 Compressed steel pearl 16, the rolling steel ball positioning seat 6 and 16 quantity of rolling steel ball are no less than four groups.
Referring to Fig. 1, Fig. 2, Fig. 5, Fig. 6, locking closing device in bearing installation both sides described in the utility model, the feeding 4 outer wall of nut is equipped with the external screw thread 4-1 with main body set screw-internal thread fit, and axial arranged baffle ring is equipped with feed nut medial extremity Pilot hole 4-2, the baffle ring 9 are located in baffle ring pilot hole 4-2, and one by being disposed radially group of gear silk 15 and rolling seat 5 Fixing assembling;One group of tommy bar 11 for being used to screw feed nut 4 is installed on the outer wall of the feed nut 4.
Referring to Fig. 1, Fig. 2, Fig. 5, Fig. 6, Fig. 7, Fig. 8, locking closing device in bearing installation both sides described in the utility model, One group of steel ball 14 is equipped with face in the feed nut 4 and axially engaging for baffle ring 9, and in the baffle ring pilot hole of feed nut 4 4-2 bottom surfaces are set and the matched first annular recess 4-3 of steel ball 14, are set in baffle ring 9 and axially engaging for feed nut 4 on face With the matched second annular recess 9-2 of steel ball 14.
Referring to Fig. 1 to Fig. 8, it is tight that bearing installation is carried out using bearing described in the utility model installation both sides locking closing device Gu during operation, operate according to the following steps:
First, by feed nut unscrewed, rolling seat is driven to move laterally, during bearing is clamped in by the rolling seat of left and right two Between;
2nd, master positioning bar is led to through bearing hole and in the first sleeve and the second casing of bearing both sides rolling seat Cross first sleeve and the second casing and coordinate the radial positioning for realizing rolling seat with master positioning bar;
3rd, feed nut is screwed, two rolling seats are driven at the same time to axis by the baffle ring in feed nut baffle ring pilot hole The rolling steel ball that bearing against closely, makes to be assemblied in rolling steel ball positioning seat medial extremity touches bearing pilot hole aperture outer surface;
4th, feed nut is screwed using tommy bar, pressure is applied to rolling steel ball;
5th, two operators pull handle at the same time, make rolling seat dextrorotation, at the same time constantly press, until in bearing block Bearing pilot hole aperture outer surface roll out annular groove, the part that bearing block deformation is extended is accumulated in bearing pilot hole aperture, Bearing locking is closed up and is fixed.

Claims (8)

1. a kind of bearing installation both sides locking closing device, it is characterized in that, the bearing installation both sides locking closing device includes Main body base (1), rolling component, feed nut (4), baffle ring (9) and master positioning bar (12);The main body base (1) is U-shaped seat, Two side wall is equipped with the pilot hole on same axis, and main body set (2), the main body set are embedded in the pilot hole (2) outboard end inner wall is equipped with internal thread, and in main body set (2), medial extremity is embedded in baffle ring stop collar (3);The rolling component is equipped with Seat (5) is rolled, the rolling seat (5) is tube-in-tube structure, and feed nut (4) is set with outside rolling seat;The feed nut (4) Outer wall is equipped with the external screw thread (4-1) with main body set screw-internal thread fit, and being equipped with axial arranged baffle ring in feed nut medial extremity fills Distribution (4-2);The baffle ring (9) is located in baffle ring pilot hole (4-2), and one by being disposed radially group of gear silk (15) and rolling Wedge (5) fixing assembling;The master positioning bar (12) passes through bearing hole and the rolling seat (5) positioned at bearing (17) both sides, realizes Radial positioning of the bearing installation both sides locking closing device on the basis of bearing hole.
2. locking closing device in bearing installation both sides according to claim 1, it is characterized in that, in the rolling seat (5) Peripherally disposed one group of steel ball seat pilot hole (5-1) in sleeve wall, steel ball seat pilot hole (5-1) outboard end, which is equipped with, to be used In the internal thread of installation jackscrew (13);The suit rolling steel ball positioning seat (6) in steel ball seat pilot hole (5-1), and pass through outside The jackscrew (13) of end installation realizes the axially position of rolling steel ball positioning seat (6), in the inner side of the rolling steel ball positioning seat (6) End installation rolling steel ball (16).
3. locking closing device in bearing installation both sides according to claim 2, it is characterized in that, the rolling component is additionally provided with First sleeve (7) and the second casing (8);The first sleeve (7) and the second casing (8) are inlaid in rolling seat sleeve lining respectively Both ends, first sleeve (7) and the second casing (8) coordinate with master positioning bar (12) realizes rolling seat (5) radial positioning.
4. the bearing installation both sides locking closing device according to Claims 2 or 3, it is characterized in that, in the feed nut (4) and axially engaging for baffle ring (9) is equipped with one group of steel ball (14) at face, and at baffle ring pilot hole (4-2) bottom of feed nut (4) Face set with matched first annular recess (4-3) of steel ball (14), in axially engaging on face for baffle ring (9) and feed nut (4) Set and matched second annular recess (9-2) of steel ball (14).
5. locking closing device in bearing installation both sides according to claim 4, it is characterized in that, on the outside of the rolling seat (5) End is equipped with the flange block plate (5-3) for being used for limiting feed nut (4) axial location, and behaviour is installed on the flange block plate (5-3) Make handle (10).
6. locking closing device in bearing installation both sides according to claim 5, it is characterized in that, in the feed nut (4) Outer wall on install one group and be used to screw the tommy bars (11) of feed nut (4).
7. locking closing device in bearing installation both sides according to claim 6, it is characterized in that, the rolling steel ball positioning seat (6) and rolling steel ball (16) quantity is no less than four groups.
8. locking closing device in bearing installation both sides according to claim 7, it is characterized in that, at the main body base (1) bottom Portion is equipped with the hand handle (19) for gripping.
CN201721075495.XU 2017-08-25 2017-08-25 A kind of bearing installation both sides locking closing device Active CN207309324U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721075495.XU CN207309324U (en) 2017-08-25 2017-08-25 A kind of bearing installation both sides locking closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721075495.XU CN207309324U (en) 2017-08-25 2017-08-25 A kind of bearing installation both sides locking closing device

Publications (1)

Publication Number Publication Date
CN207309324U true CN207309324U (en) 2018-05-04

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CN201721075495.XU Active CN207309324U (en) 2017-08-25 2017-08-25 A kind of bearing installation both sides locking closing device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110253242A (en) * 2019-06-11 2019-09-20 苏州托克斯冲压设备有限公司 Open flap-type closing device
CN110947814A (en) * 2019-12-09 2020-04-03 中航沈飞民用飞机有限责任公司 Roller type bearing spinning necking device and using method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110253242A (en) * 2019-06-11 2019-09-20 苏州托克斯冲压设备有限公司 Open flap-type closing device
CN110947814A (en) * 2019-12-09 2020-04-03 中航沈飞民用飞机有限责任公司 Roller type bearing spinning necking device and using method thereof
CN110947814B (en) * 2019-12-09 2022-02-18 中航沈飞民用飞机有限责任公司 Roller type bearing spinning necking device and using method thereof

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