CN1737386A

CN1737386A - Axial rolling bearing

Info

Publication number: CN1737386A
Application number: CN 200510103354
Authority: CN
Inventors: 孙世梁
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-12-08
Filing date: 2005-09-20
Publication date: 2006-02-22

Abstract

This invention relates to a radial roller bearing, which is a necessary element in work-piece axial motion and relative movement in mechanical industrial. The roller ball in the rolling group cave will roll in oblate trail along the roller ball frame, by which the work-piece can move, changing the traditional contact slide to rolling move. The bearing roller ball can be spherosome, cylinder, arc and angle, while the bearing can be circle, square, plan type and angle type. The radius size of the adjustable bearing can be adjusted, by which can increase the use time of the bearing.

Description

Axial antifriction bearing

Technical field

Present technique invention is workpiece axial motion and the workpiece indispensable part that relatively moves in the machine building industry.

Background technique

Traditional guide pillar, guide pin bushing, track, stream plate, the excessive friction ractor of slideway area of contact are just big, lack oiling agent and stuck phenomenon is arranged, and promptly influence mechanical property after the wear of work, and inaccuracy is dumb during work brings very big difficulty for manufacturing industry and user.

Summary of the invention

Axial antifriction bearing is to be combined by the rolling group, the rolling group is made up of roller pearl and roller pearl frame, after the roller pearl is stressed, promptly doing oblate type track along roller Zhu Jiaguidao rolls, workpiece is done relative motion, and can select ball roller pearl, cylindrical roll pearl, circular arc roller pearl, angle forming roll pearl etc. according to stressed needs, bearing can be made round, square, plane, angle type, grooved etc. according to the design needs, and use rolling group capable of being combined and independent.

This bearing also can be made the adjustable type bearing, and promptly bearing bore diameter can be adjusted into reasonable clearance with workpiece in allowed band, has relaxed the processing dimension of workpiece like this, has also solved workpiece and the excessive problem of bearing wear post gap.

This bearing has improved the mechanical motion performance, has reduced the machine-building cost, be widely used, flexibly, accurate, easy.

Description of drawings

One, Fig. 1 is an erection drawing, and A, B, C, D, E, F are for forming six kinds of parts of this bearing among the figure.That is:

A spare is an outer race;

B spare is a rolling group outer shroud;

C spare is a ring in the rolling group;

D spare is a rolling group roller pearl;

E spare is a bracer in the bearing;

F spare is a pushing out ring in the bearing.

Wherein B spare, C spare, D spare are combined into the rolling group, are the parts that work alone.

A spare among the figure---outer race, its profile can directly cooperate with mechanical part, and its inside can be fixed as an integral body with B spare, C spare, D spare, E spare, and that its external shape can be made as required is round, square, flat type, plane etc.

B spare among the figure---rolling group outer shroud, it is outside to closely cooperate with A spare, C spare, E spare, F spare, and inner chamber is roller Zhu Dao, the major control roller pearl track that rotatablely moves, it is not subjected to any pressure.

Ring in C spare among the figure---the rolling group, roller Zhu Dao directly is subjected to the pressure of work, makes the stressed back of bearing inner ring roller pearl along roller Zhu Dao rolling and mobile, reaches the purpose of need of work.Its outside direct effect of playing supporting that contacts with B spare.

D spare among the figure---rolling group roller pearl can be selected two kinds of ball-shaped or cylinder types as required.Granularity can be decided according to speed and stressing conditions.

Bracer in E spare among the figure---the bearing mainly seamlessly is supported by the rolling group in outer race inside, reaches tight purpose.

Pushing out ring in F spare among the figure---the bearing mainly is fixed on rolling group and interior bracer two ends in the outer race, and making all parts is an integral body, becomes a complete axial antifriction bearing.

Two, Fig. 2 is A spare among Fig. 1 a---outer race.

Three, Fig. 3 is a bearing element group ssembly drawing, promptly is made up of the B spare among Fig. 1, C spare, D spare.This group is the parts that work alone, and the used rolling group quantity of its length and every cover bearing can be decided arbitrarily according to the design needs.

Four, Fig. 4 is the adjustment type bearing assembling, and G H I J K L M is seven kinds of critical pieces of this bearing of combination among the figure.

G among the figure---being outer race, matches with mechanical part in its outside.

H among the figure---be clamp ring, this circle mainly utilizes the symmetrical inclined-plane of two circles to be stuck on the J spare inclined-plane, adjusts M spare, can play the purpose of adjusting internal diameter varies and locking J spare.

I among the figure---be spring, effect is when L spare is adjusted, and can play making backhaul of K spare and tight purpose.

J among the figure---be this bearing element group.

K among the figure---be the wedge pad, effect is the inclined-plane that cooperates that utilizes with J spare, adjusts L spare K spare is moved, and reaches the purpose that makes the bearing bore diameter variation.

L among the figure---for adjusting sieve cap, utilize special tool can make the rotation of L spare, reach the ideal position of K spare by M spare long arc hole.

M among the figure---be locking sieve cap, the loosening and locking of its major control H spare can be adjusted L spare when loosening, must locking after the adjustment.

Five, Fig. 5 is a bearing roller pearl.

Among the figure (1)---be ball roller pearl.

Among the figure (2)---be the cylindrical roll pearl.

Among the figure (3)---be circular arc roller pearl.

Among the figure (4)---be angle forming roll pearl.

Embodiment

One, round bearing, square bearing---belonging to the bearing of internal diameter roller pearl contact workpiece, also is the guide pin bushing bearing, can directly workpiece be inserted bearing bore diameter, and the roller pearl can play the effect that supporting is rolled.

Two, plane bearing, angle profile shaft hold, the grooved bearing---all belong to the bearing that face contacts with workpiece, as long as can play the effect that supporting is moved flexibly in the middle of this bearing is set in two parts that relatively move.(as track, slideway, stream plate etc.)

Three, adjustment type bearing---belong to the bearing of internal diameter roller pearl contact workpiece, when mounted and between the spreadable life, in allowed band, can adjust the contact gap of bearing and workpiece arbitrarily, satisfy requirements of one's work.

Claims

This bearing of axial antifriction bearing (also claiming the guide pin bushing bearing) can make axle do axially reciprocating in inside, thereby reaches the purpose of accurately working flexibly.Because of this bearing is to be combined by a plurality of rolling groups, each rolling group also can be used separately, used roller pearl can be selected ball-shaped, cylinder type, circular arc type, angle type etc. for use according to stressing conditions, and that the bearing type shape can be made as required is round, square, plane, angle type, grooved etc.This bearing also can be made the adjustment type bearing, can be when mounted and adjust the best effort gap of bearing and workpiece between the spreadable life within the specific limits arbitrarily, so use more extensive, do the supporting rolling action in the time of playing the mechanical part relative movement, improved traditional excessive problem of workpiece face contact friction ractor.

According to above-described axial antifriction bearing, now ask following protection domain:

1. rolling group---the rolling group can be used separately, and its principle is: the stressed back of roller pearl is done oblate type track along roller Zhu Jiaguidao and is rolled, and workpiece is done relative motion reach the purpose of work.
2. the roller pearl---roller pearl shape can be divided into ball-shaped, cylinder type, circular arc type, angle type etc. according to stressing conditions.
3. bearing---because of this bearing is to be combined by the rolling group, so the bearing type shape can be made round, square, plane, angle type, grooved etc. according to the stressed needs of mechanical part.
4. adjusting bearing---on the basis of the above bearing, utilization is installed in the wedge pad of rolling group bottom, adjusting the wedge pad moves, bearing bore diameter is changed reach the reasonable clearance of bearing and workpiece, and utilize the inclined-plane of the inclined-plane of clamp ring and locking block and rolling group to reach to regulate the gap and fixingly adjust the back rolling and organize tight purpose.