CN208935149U

CN208935149U - A kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision

Info

Publication number: CN208935149U
Application number: CN201821612078.9U
Authority: CN
Inventors: 俞卫刚; 张改梅
Original assignee: Haining Holt Bearing Co Ltd
Current assignee: Haining Holt Bearing Co Ltd
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2019-06-04
Anticipated expiration: 2028-09-30

Abstract

The utility model relates to a kind of multi-joint pairing bearings of high-precision, a kind of in particular multi-joint pairing bearing of silicon wafer cutting machine high-precision, including first bearing, second bearing, retainer plate, bearing outer ring, bumper ring and bearing inner race, the first bearing and second bearing are fixedly mounted by retainer plate, the first bearing and second bearing include bearing outer ring, bumper ring and bearing inner race, the inner wall of the bearing outer ring is provided with bumper ring, the bearing outer ring is fixedly connected with bumper ring by noise reduction layer, the inner wall of the bumper ring is provided with bearing inner race, the bearing inner race is fixedly connected with bumper ring by damping spring, heat absorption cotton is provided between the bearing inner race and bumper ring, the bearing inner race inner wall is provided with oil leab, heat release hole is offered on the bearing inner race, the utility model single unit system structure is simple, Stability is high, good heat dissipation effect, long service life, has certain popularizing action.

Description

A kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision

Technical field

The utility model relates to a kind of multi-joint pairing bearing of high-precision, specially a kind of silicon wafer cutting machine high-precision is more Connection pairing bearing.

Background technique

Bearing is a kind of important spare part in contemporary mechanical equipment, its major function is to support mechanical rotary body, is reduced Coefficient of friction in its motion process, and guarantee its rotating accuracy, thus be widely used in various mechanical equipments, such as silicon wafer Piece cutting machine, bearing used in silicon wafer cutting machine on the market at present haves the defects that certain, such as shakes excessive, stability It is poor, heat dissipation effect is poor and service life is short, it is therefore desirable to a kind of multi-joint pairing bearing pair of silicon wafer cutting machine high-precision The above problem makes improvement.

Utility model content

The purpose of this utility model is to provide a kind of multi-joint pairing bearings of silicon wafer cutting machine high-precision, on solving State the problem of proposing in background technique.

To achieve the above object, the utility model provides the following technical solutions:

A kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision, including first bearing, second bearing, retainer plate, axis Bearing outer-ring, bumper ring and bearing inner race, the first bearing and second bearing are fixedly mounted by retainer plate, the first bearing It include bearing outer ring, bumper ring and bearing inner race with second bearing, the inner wall of the bearing outer ring is provided with bumper ring, described Bearing outer ring is fixedly connected with bumper ring by noise reduction layer, and the inner wall of the bumper ring is provided with bearing inner race, in the bearing Circle is fixedly connected with bumper ring by damping spring, and heat absorption cotton, the bearing are provided between the bearing inner race and bumper ring Inner ring inner wall is provided with oil leab, offers heat release hole on the bearing inner race.

Preferably, the bearing outer ring outer surface is made of stainless steel wire drawing technique.

Preferably, the damping spring and heat release hole are provided with several groups.

Preferably, the first bearing and the volume size of second bearing are consistent.

Preferably, the first bearing and second bearing are in back-to-back matching method.

Preferably, the bumper ring is made using rubber, and through-hole is offered on bumper ring.

Preferably, the diameter of the bearing outer ring is greater than the diameter of bumper ring, and the diameter of bumper ring Greater than the diameter of bearing inner race.

Compared with prior art, the utility model has the beneficial effects that

1, in the utility model, when the spindle is rotated, the vibration that bearing inner race generates is preliminary by the damping spring of setting Carry out bumper and absorbing shock, and delay by the further bumper and absorbing shock of bumper ring of setting, and made of being made by using rubber Punching circle has insulating properties, avoids causing electrostatic to transmit because of the electrostatic that the friction of prolonged shaft and bearing inner race generates, With certain safety while increasing the stability of its single unit system, while by the of back-to-back matching method One bearing and second bearing can bear the axial load and higher tilting moment of radial load, both direction.

2, in the utility model, in use, first bearing and second bearing use are conducive to by the cunning road of profit being arranged, Sliding is more smooth, increases its working efficiency, and have certain protective effect to device inside and shaft, avoids therefore long-term sudden and violent Dew causes to corrode in air, reaches anticorrosion, antirust, long-lived effect, increases the service life of single unit system, and The bearing outer ring that the production of stainless steel wire drawing technique is used by outer surface avoids light evil, is conducive to protect eye health, have simultaneously There are anticorrosion, dust-proof effect, further increases the service life of single unit system.

3, in the utility model, in use, being rubbed by the heat release hole being provided on bearing inner race to bearing inner race and shaft The heat generated when wiping is exported, and by the heat absorption cotton that is arranged between bearing inner race and bumper ring carry out to its heat into Row absorbs, to achieve the effect that heat dissipation to single unit system inside, avoid because temperature it is excessively high to single unit system caused by be lost.

Detailed description of the invention

Fig. 1 is the utility model integral outer structural schematic diagram；

Fig. 2 is the utility model entirety left view external structure schematic diagram；

Fig. 3 is that the utility model integrally faces external structure schematic diagram；

In figure: 1- first bearing, 2- second bearing, 3- retainer plate, 4- bearing outer ring, 5- noise reduction layer, 6- bumper ring, 7- inhale Hot cotton, 8- bearing inner race, 9- oil leab, 10- heat release hole, 11- damping spring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution:

A kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision, including first bearing 1, second bearing 2, retainer plate 3, Bearing outer ring 4, bumper ring 6 and bearing inner race 8, the first bearing 1 and second bearing 2 are fixedly mounted by retainer plate 3, described First bearing 1 and second bearing 2 include bearing outer ring 4, bumper ring 6 and bearing inner race 8, and the inner wall of the bearing outer ring 4 is set It is equipped with bumper ring 6, the bearing outer ring 4 and bumper ring 6 to be fixedly connected by noise reduction layer 5, the inner wall of the bumper ring 6 is provided with Bearing inner race 8, the bearing inner race 8 and bumper ring 6 are fixedly connected by damping spring 11, when the spindle is rotated, bearing inner race It produces 8 raw vibrations and passes through the preliminary carry out bumper and absorbing shock of the damping spring 11 being arranged, and is further by the bumper ring 6 of setting Bumper and absorbing shock, and bumper ring 6 made of making by using rubber has insulating properties, avoids because in prolonged shaft and bearing It encloses the electrostatic of 8 friction generation and electrostatic is caused to transmit, with certain while the stability for increasing its single unit system Safety, while by being in the first bearing 1 and second bearing 2 of back-to-back matching method, radial load, two sides can be born To axial load and higher tilting moment, be provided between the bearing inner race 8 and bumper ring 6 heat absorption cotton 7, the bearing 8 inner wall of inner ring is provided with oil leab 9, in use, being conducive to first bearing 1 and second bearing 2 by the cunning road 9 of profit of setting It uses, sliding is more smooth, increases its working efficiency, and have certain protective effect to device inside and shaft, avoids therefore It is chronically exposed to and causes to corrode in air, reach anticorrosion, antirust, long-lived effect, increase the use of single unit system Service life, and the bearing outer ring 4 for using stainless steel wire drawing technique to make by outer surface avoid light evil, are conducive to protect eye strong Health, while having the effect of anticorrosion, dust-proof, further increases the service life of single unit system, on the bearing inner race 8 Offer heat release hole 10, in use, by the heat release hole 10 that is provided on bearing inner race 8 to bearing inner race 8 and axis friction when The heat of generation is exported, and by the heat absorption cotton 7 that is arranged between bearing inner race 8 and bumper ring 6 carry out to its heat into Row absorbs, to achieve the effect that heat dissipation to single unit system inside, avoid because temperature it is excessively high to single unit system caused by be lost.

Utility model works principle: in use, single unit system is installed, when the spindle is rotated, bearing inner race 8 is produced The raw vibration carry out bumper and absorbing shock preliminary by the damping spring 11 of setting, and it is further slow by the bumper ring 6 of setting Shake is eaten up part of, and by being in the first bearing 1 and second bearing 2 of back-to-back matching method, bears radial load, both direction Axial load and higher tilting moment, while the heat release hole 10 by being provided on bearing inner race 8 is to bearing inner race 8 and shaft The heat generated when friction is exported, and the heat absorption cotton 7 by being arranged between bearing inner race 8 and bumper ring 6 carries out to it Heat is absorbed, to achieve the effect that heat dissipation to single unit system inside, single unit system structure is simple, and stability is high, heat dissipation Effect is good, long service life, has certain promotional value.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision, including first bearing (1), second bearing (2), retainer plate (3), bearing outer ring (4), bumper ring (6) and bearing inner race (8), it is characterised in that: the first bearing (1) and second bearing (2) it is fixedly mounted by retainer plate (3), the first bearing (1) and second bearing (2) include bearing outer ring (4), bumper ring (6) it is provided with bumper ring (6) with bearing inner race (8), the inner wall of the bearing outer ring (4), the bearing outer ring (4) and bumper ring (6) it is fixedly connected by noise reduction layer (5), the inner wall of the bumper ring (6) is provided with bearing inner race (8), the bearing inner race (8) It is fixedly connected with bumper ring (6) by damping spring (11), is provided with heat absorption between the bearing inner race (8) and bumper ring (6) Cotton (7), bearing inner race (8) inner wall are provided with oil leab (9), offer heat release hole (10) on the bearing inner race (8).

2. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision according to claim 1, it is characterised in that: described Bearing outer ring (4) outer surface is made of stainless steel wire drawing technique.

3. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision according to claim 1, it is characterised in that: described Damping spring (11) and heat release hole (10) are provided with several groups.

4. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision according to claim 1, it is characterised in that: described First bearing (1) and the volume size of second bearing (2) are consistent.

5. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision according to claim 1, it is characterised in that: described First bearing (1) and second bearing (2) are in back-to-back matching method.

6. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision according to claim 1, it is characterised in that: described Bumper ring (6) is made using rubber, and offers through-hole on bumper ring (6).

7. a kind of multi-joint pairing bearing of silicon wafer cutting machine high-precision according to claim 1, it is characterised in that: described The diameter of bearing outer ring (4) is greater than the diameter of bumper ring (6), and the diameter of bumper ring (6) is greater than in bearing Enclose the diameter of (8).