CN109838465A - Combined type bearing block with shock-absorbing function - Google Patents
Combined type bearing block with shock-absorbing function Download PDFInfo
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- CN109838465A CN109838465A CN201910106639.0A CN201910106639A CN109838465A CN 109838465 A CN109838465 A CN 109838465A CN 201910106639 A CN201910106639 A CN 201910106639A CN 109838465 A CN109838465 A CN 109838465A
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Abstract
The invention discloses a kind of combined type bearing block with shock-absorbing function, it is used to support bearing, including support base, buffer layer is equipped between support base and bearing, mounting hole is equipped in support base, buffer layer and bearing are located in mounting hole, and buffer layer includes the metal layer being arranged alternately and rubber layer, and outermost two layers of buffer layer is metal layer；Noise reduction ring is additionally provided in support base, noise reduction ring is located at the axial sides of bearing, noise reduction ring and bearing touch.Benefit of the invention is that buffer layer can buffer, be isolated the vibratory impulse and absorption of noise of vibration source；It can be required according to the damping of bearing support, adjust metal layer, the quantity of rubber layer and thickness in buffer layer, can convenient, accurately realize the elasticity and damping quantitative design of bearing support；It is simple and reliable for structure, easily manufacture；Load adaptation range is wide, and load-carrying properties are reliable and stable.
Description
Technical field
The present invention relates to technical field more particularly to a kind of combined type bearing supports with shock-absorbing function.
Background technique
The vibration of rotating machinery and noise not only influence product quality, operation precision, life of product, and pollute environment, shadow
Ring health of human body.Conventional bearing main function is the load of carrying and transmitting rotatable parts, but can not effectively inhibit and
The transmitting of vibration is isolated.Occasion is being vibrated and impacted, the load-carrying properties of bearing and the service life of product can be seriously affected.
Application No. is CN 201610721204.3 in Chinese patent literature, publication date is disclosed on December 14th, 2016
The patent of invention of entitled " a kind of damping bearing seat ", this application discloses a kind of damping bearing seat, including bearing block, the axis
It holds and is successively arranged upper plate and lower plate below seat, more springs and multiple rubber pads are equipped between the upper plate and lower plate
Block, the upper plate are fixedly linked with bearing block, and the lower plate is fixedly linked with ground, between the upper plate and lower plate
Relatively fixed by stay bolt, the spring is compressive state, and the spring is 3-8mm higher than rubber cushion blocks height.Its deficiency
Be in: 1, by the rubber cushion blocks and spring shock absorption below bearing block, damping is lacked between bearing and bearing block, in axis
When holding damping, vibration is transmitted to bearing block from bearing, shakes the distance of transmitting, and the vibration range of decrease that bearing is subject to is small, for
The damping effect of bearing is undesirable；2, the noise that vibration generates cannot be absorbed.
Therefore the bearing block for designing a kind of energy noise reduction big for the damping rate of bearing is just necessary.
Summary of the invention
The present invention will overcome the shortcomings of bearing block damping effect difference in the prior art and be unable to noise reduction, provide a kind of tool
There is the combined type bearing block of shock-absorbing function, can buffer, be isolated the vibratory impulse of vibration source, absorbs noise.
To achieve the goals above, the present invention adopts the following technical scheme that.
A kind of combined type bearing block with shock-absorbing function, is used to support bearing, including support base, support base and axis
It is equipped with buffer layer between holding, is equipped with mounting hole in support base, buffer layer and bearing are located in mounting hole, and buffer layer includes alternating
The metal layer and rubber layer of setting, outermost two layers of buffer layer is metal layer；Noise reduction ring, noise reduction are additionally provided in support base
Ring is located at the axial sides of bearing, noise reduction ring and bearing touch.Buffer layer can buffer, be isolated vibratory impulse and the suction of vibration source
Receive noise；It can be required according to the damping of bearing support, adjust metal layer, the quantity of rubber layer and thickness in buffer layer, can facilitate,
Accurately realize the elasticity and damping quantitative design of bearing support；It is simple and reliable for structure, easily manufacture；Load adaptation range is wide, holds
It carries stable and reliable for performance.
By the metal layer in outside, the structural stability and carrying reliability of buffer layer are improved, the load of buffer layer is improved
Adaptation range facilitates assembly of the buffer layer two sides respectively between support base, bearing.
Preferably, buffer layer includes two metal layers and one layer of rubber layer, rubber layer is between two metal layers, rubber
The two sides that glue-line is bonded with metal layer are respectively equipped with wavy surface, and two metal layers and rubber layer contact side are equipped with cooperation wavy surface
Mating surface.Wavy rubber layer intrinsic frequency is different at wave crest and trough, to reduce buffer layer and bearing resonance
Possibility improves the buffering effect of buffer layer；Increase the contact connectio area of rubber layer and metal layer, improves buffer layer and integrally tie
The reliability of structure connection.
Preferably, the wave crest of the wavy surface of rubber layer two sides, trough respectively correspond, the two sides of rubber layer form several
Continuously connected cydariform.The alternate change of thickness at buffering in rubber layer, cydariform protruding portion are completed by continuous drum organization
The thickness divided is greater than the thickness of cydariform intersection, and the buffer capacity at cydariform is greater than the buffer capacity of cydariform intersection, to make
Buffer layer more adapts to pressure change when shaft rotates in bearing.
Preferably, the shape of buffer layer is circular ring shape, buffer layer is set in the outside of transverse bearing, the wave crest of wavy surface
It is arranged with trough in parallel segment, the peak line and hollow line of wavy surface are parallel with the axis of transverse bearing.The wave of wavy surface
Crest line and hollow line are parallel with the axis of transverse bearing, the rotation direction of peak line and the vertical transverse bearing of hollow line, improve
Buffer layer plays the role of buffering shock-absorbing to the stress response ability of transverse bearing.
Preferably, noise reduction ring includes the interior elastic shell for setting closed cavity, two opposite annulus are fixed in cavity
Piece is equipped with return unit and silencing cotton between two circular ring plates.Noise reduction is completed by silencing cotton, two circular ring plates and return unit form damping
Part can reduce the axial vibrations of bearing；Circular ring plate and return unit can also increase structural strength and stabilization after by axial compression
Property, it can be used as support snap ring, play the role of Limit Bearing.
Preferably, elastic shell is made of rubber material, circular ring plate is becket.The soft surface of elastic shell, energy
Enough play the role of bumper and absorbing shock, skeleton of the circular ring plate as noise reduction ring is played a supporting role.
Preferably, return unit includes the reset spring of several parallel noise reduction ring axis settings, reset spring is around noise reduction
Ring axis is distributed in circle ring array.Reset spring arrangement uniformly, guarantees that elastic reset effect is reliable and stable, improves the damping of noise reduction ring
Reliability.
Preferably, the cavity of silencing cotton filling elastic shell, the position that silencing cotton corresponds to reset spring are equipped with embedded hole.
Silencing cotton is evenly arranged, and sound deadening is reliable and stable, improves the reliability of noise reduction ring noise reduction.
The invention has the beneficial effects that: buffer layer can buffer, be isolated the vibratory impulse and absorption of noise of vibration source；It can
It is required according to the damping of bearing support, can convenient, accurately realize the elasticity and damping quantitative design of bearing support；Structure is simple
Reliably, easily manufacture；Load adaptation range is wide, and load-carrying properties are reliable and stable.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the cross-sectional view in Fig. 1 at A-A.
Fig. 3 is the structural schematic diagram of rubber layer in the present invention.
Fig. 4 is the enlarged drawing in Fig. 2 at B.
In figure: 222 support base of bearing 1 buffer layer, 2 metal layer, 21 rubber layer, 22 peak line, 221 hollow line, 3 end
41 circular ring plate of lid 31 mounting hole, 32 retainer plate, 321 fixing seat, 322 stop collar, 323 noise reduction ring, 4 elastic shell, 42 noise reduction
43 embedded hole of cotton, 44 reset spring 45.
Specific embodiment
The present invention is described further in the following with reference to the drawings and specific embodiments.
In Fig. 1 to Fig. 3, a kind of combined type bearing block with shock-absorbing function is used to support transverse bearing 12, including support
Pedestal 3, support base 3 include its internal mounting hole 32, are the retainer plate 321 of circular ring shape outside mounting hole 32.32 axis of mounting hole
To one end be equipped with stop collar 323, the other end is equipped with fixed end cap 31, and fixed end cap is fixed with support base screw.Retainer plate
321 downside is equipped with fixing seat 322 that can be fixed with other parts screw.Buffer layer 2 is equipped between support base 3 and bearing,
Buffer layer 2 includes the metal layer 21 being arranged alternately and rubber layer 22.In Fig. 4, noise reduction ring 4, noise reduction ring are additionally provided in support base 3
4 are located at the axial sides of bearing 1, and noise reduction ring 4 and bearing connect 1 touching.Noise reduction ring 4 includes the interior elastic shell 41 for setting closed cavity,
It is fixed with two opposite circular ring plates 42 in cavity, is equipped with return unit and silencing cotton 43 between two circular ring plates 42.Elastic shell 41
It is made of rubber material, circular ring plate is becket 42.Return unit includes the reset spring of several parallel 4 axis of noise reduction ring settings
45, reset spring 45 is distributed around 4 axis of noise reduction ring in circle ring array.Silencing cotton 43 fills the cavity of elastic shell 41, silencing cotton
The position of 43 corresponding reset springs 45 is equipped with embedded hole 44.Elastic shell 41 can use radially spaced-apart two halves formula during fabrication
Structure is bonded to one after reset spring 45, silencing cotton 43, the assembling of circular ring plate 42, then by the elastic shell 41 of left and right two halves.
Buffer layer 2 includes two metal layers 21 and one layer of rubber layer 22, can be passed through between rubber layer 22 and metal layer 21
Glue is adhesively fixed.Outermost two layers of buffer layer 2 is metal layer 21.Metal layer 21 is located at the outermost side of buffer layer 2
For plane.For rubber layer 22 between two metal layers 21, the two sides that rubber layer 22 is bonded with metal layer 21 are respectively equipped with wave
Face, two metal layers 21 and rubber layer 22 contact the mating surface that side is equipped with cooperation wavy surface.The wave of the wavy surface of glue-line two sides
Peak, trough respectively correspond, and the two sides of rubber layer 22 form several cydariforms being continuously connected.Buffer layer 2 is solid by interference fit
It is scheduled in the mounting hole 32 of support base 3.The shape of buffer layer 2 is circular ring shape, and buffer layer 2 is set in the outer of transverse bearing 12
Side, the wave crest and trough of wavy surface are arranged in parallel segment, and the peak line 221 and hollow line 222 of wavy surface are and transverse bearing
12 axis is parallel.Hollow line 222 is represented by dashed line, and one is only drawn on figure, other omissions.221 He of peak line of wavy surface
Hollow line 222 is parallel with the axis of transverse bearing 12, the rotation side of peak line 221 and the vertical transverse bearing 12 of hollow line 222
To raising buffer layer 2 plays the role of buffering shock-absorbing to the stress response ability of transverse bearing 12.
Noise reduction is completed by silencing cotton 43, two circular ring plates 42 and return unit form shock absorber part, can reduce the axial direction of bearing 1
Vibration；Circular ring plate 42 and return unit can also increase by 4 structural strength of noise reduction ring and stability, can be used as after by axial compression
Snap ring is supported, Limit Bearing 1 is played the role of.Buffer layer 2 passes through thick at buffering in continuous drum organization completion rubber layer 22
The alternate change of degree, the thickness of cydariform protrusion are greater than the thickness of cydariform intersection, and the buffer capacity at cydariform is greater than cydariform
The buffer capacity of intersection, so that buffer layer 2 be made more to adapt to pressure change when shaft rotates in bearing.Buffer layer 2 can
The vibratory impulse and absorption of noise of buffering, isolation vibration source；It can be required according to the damping of bearing support, it can be convenient, accurately real
The elasticity and damping quantitative design of existing bearing support；It is simple and reliable for structure, easily manufacture；Load adaptation range is wide, and load-carrying properties are steady
It is fixed reliable.
Claims (8)
1. a kind of combined type bearing block with shock-absorbing function, is used to support bearing, characterized in that including support base, support
It is equipped with buffer layer between pedestal and bearing, is equipped with mounting hole in support base, buffer layer and bearing are located in mounting hole, buffer layer
Including the metal layer being arranged alternately and rubber layer, outermost two layers of buffer layer is metal layer；It is additionally provided with and disappears in support base
Sound ring, noise reduction ring are located at the axial sides of bearing, noise reduction ring and bearing touch.
2. a kind of combined type bearing block with shock-absorbing function according to claim 1, characterized in that the buffer layer packet
Two metal layers and one layer of rubber layer are included, rubber layer between two metal layers, divide by the two sides that rubber layer is bonded with metal layer
It She You not wavy surface, two metal layers and mating surface of the rubber layer contact side equipped with cooperation wavy surface.
3. a kind of combined type bearing block with shock-absorbing function according to claim 2, characterized in that the rubber layer two
Wave crest, the trough of the wavy surface of side respectively correspond, and the two sides of rubber layer form several cydariforms being continuously connected.
4. a kind of combined type bearing block with shock-absorbing function according to claim 2 or 3, characterized in that the buffering
The shape of layer is circular ring shape, and buffer layer is set in the outside of transverse bearing, and the wave crest and trough of wavy surface are arranged in parallel segment,
The peak line and hollow line of wavy surface are parallel with the axis of transverse bearing.
5. a kind of combined type bearing block with shock-absorbing function according to claim 1, characterized in that the noise reduction ring packet
The elastic shell of closed cavity is set in including, and two opposite circular ring plates are fixed in cavity, are equipped with return unit between two circular ring plates
And silencing cotton.
6. a kind of combined type bearing block with shock-absorbing function according to claim 5, characterized in that the elastic shell
It is made of rubber material, circular ring plate is becket.
7. a kind of combined type bearing block with shock-absorbing function according to claim 5 or 6, characterized in that the reset
Part includes the reset spring of several parallel noise reduction ring axis settings, and reset spring is distributed around noise reduction ring axis in circle ring array.
8. a kind of combined type bearing block with shock-absorbing function according to claim 7, characterized in that the silencing cotton is filled out
The cavity of elastic shell is filled, the position that silencing cotton corresponds to reset spring is equipped with embedded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910106639.0A CN109838465B (en) | 2019-02-02 | 2019-02-02 | Combined type bearing frame with shock-absorbing function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910106639.0A CN109838465B (en) | 2019-02-02 | 2019-02-02 | Combined type bearing frame with shock-absorbing function |
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| CN109838465A true CN109838465A (en) | 2019-06-04 |
| CN109838465B CN109838465B (en) | 2020-10-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110587490A (en) * | 2019-09-18 | 2019-12-20 | 清远市清新区山塘镇康泰磨具磨料厂 | Polishing wax structure and production process thereof |
| CN110829701A (en) * | 2019-11-14 | 2020-02-21 | 衡阳韵翔电机有限公司 | Vibration reduction type explosion-proof motor |
| CN112112901A (en) * | 2020-09-11 | 2020-12-22 | 张家港市鑫宝机械密封件有限公司 | Mechanical sealing device with self-adaptive sealing type |
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| CN208005452U (en) * | 2018-03-13 | 2018-10-26 | 福建龙威特电子科技发展有限公司 | A kind of shock bracket of crystal sander |
| CN208185225U (en) * | 2018-04-04 | 2018-12-04 | 新昌县恒利轴承有限公司 | A kind of damping bearing seat |
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| CN1798934A (en) * | 2003-05-30 | 2006-07-05 | Thk株式会社 | Vibration damping material and motion guide device where the material is assembled |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110587490A (en) * | 2019-09-18 | 2019-12-20 | 清远市清新区山塘镇康泰磨具磨料厂 | Polishing wax structure and production process thereof |
| CN110587490B (en) * | 2019-09-18 | 2024-05-03 | 清远市清新区山塘镇康泰磨具磨料厂 | Polishing wax structure and production process thereof |
| CN110829701A (en) * | 2019-11-14 | 2020-02-21 | 衡阳韵翔电机有限公司 | Vibration reduction type explosion-proof motor |
| CN112112901A (en) * | 2020-09-11 | 2020-12-22 | 张家港市鑫宝机械密封件有限公司 | Mechanical sealing device with self-adaptive sealing type |
| CN112112901B (en) * | 2020-09-11 | 2022-04-15 | 大庆爱力特泵业有限公司 | Mechanical sealing device with self-adaptive sealing type |
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| CN109838465B (en) | 2020-10-30 |
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