CN108194591A - Damping unit and its application for automobile belt transmission system - Google Patents
Damping unit and its application for automobile belt transmission system Download PDFInfo
- Publication number
- CN108194591A CN108194591A CN201611121164.5A CN201611121164A CN108194591A CN 108194591 A CN108194591 A CN 108194591A CN 201611121164 A CN201611121164 A CN 201611121164A CN 108194591 A CN108194591 A CN 108194591A
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- Prior art keywords
- damping unit
- retainer
- damping
- arc block
- pushing meanss
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- 238000013016 damping Methods 0.000 title claims abstract description 247
- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 238000004806 packaging method and process Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 26
- 238000001746 injection moulding Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000004080 punching Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000005304 joining Methods 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 10
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
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- 238000005452 bending Methods 0.000 description 2
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- 230000006835 compression Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H7/0829—Means for varying tension of belts, ropes, or chains with vibration damping means
- F16H7/0831—Means for varying tension of belts, ropes, or chains with vibration damping means of the dry friction type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
One is used for the damping unit of automobile belt transmission system, it is opposite with its hand of spiral for loading for working as the torsional direction of spring, it is on the contrary, when the torsional direction of spring is all mutually the tensioning apparatus of the structure type of unloading with its hand of spiral, including a retainer, one damping element, an arc block assembly, one and elastic element support device.The damping element packaging type it is set to the retainer outside and upper and lower sides.The arc block assembly is movably arranged inside the retainer.The elastic element support device is fixed on or/and is shaped in the retainer, for ordinatedly accommodating the elastic element of the tensioning apparatus.
Description
Technical field
The present invention relates to damping unit more particularly to one for automobile belt transmission system damping unit and its application,
Wherein described damping unit can use on the tensioning apparatus of automobile engine belt drive system.Particularly, the damping
Device is mounted in tensioning apparatus between the installation inner surface and spring of pedestal, suitable for working as the torsional direction and its spiral of spring
Direction is on the contrary loading, conversely, when torsional direction and its hand of spiral of spring are all mutually the structure type of unloading, to generate surely
It is qualitative it is higher, be evenly distributed and asymmetrical damping, with the vibration of the tight devices of the Zhang Suoshu that decays, the tensioning dress can be greatly increased
The service life put.
Background technology
Tensioning apparatus is general with being widely used in drive system now, but general common stretcher be generally only according to
The tensile force for being supplied to belt enough by the torsional deformation rebound of spring, since the resilience of spring is strong, in engine
Drastically during acceleration or deceleration, the followability of deformation is poor when can cause the stretcher belt wheel to relax with belt tension, occurs being supplied to skin
Band tensile force is unstable, phenomena such as being susceptible to skidding, abnormal sound, and transmission moment failure or transmission efficiency is caused to reduce.Therefore it is
The vibration of effective attenuation tensioning apparatus at work, and reduce the Oscillation Amplitude of tensioning apparatus, generally in tensioning apparatus
Use damping transposition.And at present several existing damping units cannot stablize in extensive operating mode provide required damping force or
Person be easy to cause the clamping stagnation of tensioning wheel swing arm when damping higher so that tensioning apparatus is due to being mounted on fixed pedestal and rotating arm
Between bushing uneven wear and premature failure.Therefore, there is improved needs for the damping unit in tensioning apparatus.
Invention content
It is a primary object of the present invention to provide a damping unit for automobile belt transmission system, it to be used for automobile hair
On the tensioning apparatus of motivation belt drive system, and it is capable of providing larger damping and damping can compare and be evenly distributed,
So that the concentrated wear of damping unit will not be caused because of eccentric wear.
Another object of the present invention is to provide a damping unit for automobile belt transmission system, wherein the damping
Device is mounted in tensioning apparatus between the installation inner surface and spring of pedestal, generate it is stable, higher, be evenly distributed and asymmetric
Damping, with the vibration for tensioning apparatus of decaying, the service life of tensioning apparatus can be greatly increased.
Another object of the present invention is to provide a damping unit for automobile belt transmission system, protected including one
Frame is held, can be expanded outwardly when being acted on by power along the diametric(al) of the retainer or to contract,
To have the function that increase or reduce normal pressure.
Another object of the present invention is to provide a damping unit for automobile belt transmission system, including a resistance
Buddhist nun's element not only provides damping, while also can be in the upper surface of the damping unit under in the side of the damping unit
End face provides damping.
Another object of the present invention is to provide a damping unit for automobile belt transmission system, wherein the damping
Element can be formed according to applicable cases difference using identical or different materials, and reaching does not reduce damping size and ensure tensioning dress
Put the higher service life.
Another object of the present invention is to provide a damping unit for automobile belt transmission system, wherein the damping
Multiple channels are provided on element so that the damping element is more smooth during being deformed with the retainer, and
It can will be discharged because of waste residue caused by damping element abrasion described caused by friction by the channel.
Another object of the present invention is to provide a damping unit for automobile belt transmission system, wherein tensioning apparatus
Elastic element can ordinatedly be set to inside the damping unit, and the elastic element because deformation generate power can pass
The damping unit is delivered to, therefore the damping unit makes correspondingly variation according to the size of power and generates damping.
Another object of the present invention is to provide an asymmetric damping device for automobile belt transmission system, that is, load
When damping force it is high, loading load is big；And damping force is low when unloading, unloaded loads are small.Ensure to realize high-damping and avoid opening in this way
Tight arm clamping stagnation.
In order to achieve the goal above, the present invention provides a damping unit for being used for automobile belt transmission system, for working as
The torsional direction of spring is opposite with its hand of spiral to load, conversely, the torsional direction when spring is all mutually with its hand of spiral
The tensioning apparatus of the structure type of unloading, the damping unit include：
One retainer；
One damping element is set to packaging type the retainer outside and upper and lower sides；
One arc block pushing meanss, are movably arranged inside the retainer；And
One elastic element support device is fixed on or/and is shaped in the retainer, for ordinatedly accommodating
The elastic element of the tensioning apparatus.
According to a preferred embodiment of the present invention, wherein the damping element is integrated injection molding or different materials point
Body injection molding.
According to a preferred embodiment of the present invention, wherein the retainer has an arc opening, in this way as the guarantor
When holding frame and being deformed by active force, the arc opening and then can become larger or become smaller.
According to a preferred embodiment of the present invention, wherein the damping element includes being fixed on the retainer side
Side damping unit and be fixed on above the retainer one on damping unit, the side damping unit and the upper damping are single
Member injection is integrated.
According to a preferred embodiment of the present invention, wherein on the side damping unit there is interval to be equipped with thereon multiple
Debris channel, for excluding waste residue caused by the side damping unit abrasion and increasing the damping element and the holding
The flexibility of frame.
According to a preferred embodiment of the present invention, wherein the upper damping unit has multiple Telescopic paths, difference
It is positioned apart from the upper damping unit.
According to a preferred embodiment of the present invention, wherein the retainer has multiple punchings, it is respectively arranged at institute
State the face that the side damping unit of retainer and the damping element be combined with each other, with increase the side damping unit with it is described
The connection fixed-area and tie point of retainer.
According to a preferred embodiment of the present invention, wherein the retainer includes a block, multiple confinement blocks and one
Arc block pushing meanss accommodating chamber, the plurality of confinement block are collectively formed the arc block pushing meanss with the block and accommodate
Chamber, for the arc block pushing meanss are movably arranged at wherein.
According to a preferred embodiment of the present invention, wherein the block protrudes extension from the inside of the retainer.
According to a preferred embodiment of the present invention, wherein the arc block pushing meanss include end to end one first arc
Block pushing meanss and one second arc block pushing meanss, match respectively with the arc block pushing meanss accommodating chamber shape.
According to a preferred embodiment of the present invention, wherein the first arc block pushing meanss and the second arc block push
At least limiting slot to cooperate with the confinement block is respectively provided on device.
According to a preferred embodiment of the present invention, wherein the elastic element support device has along the retainer
Arcuate directions be recessed downwards an elastic element accommodating chamber of formation, matched with the elastic element with the tensioning apparatus
Close installation.
According to a preferred embodiment of the present invention, it is wherein identical with being formed by injection molding on the damping element
The damping unit of material or different materials.
In order to achieve the goal above, the present invention provides a manufacturer for the damping unit of automobile belt transmission system
Method includes the following steps：
(a) a damping element packaging type is connected to a retainer；
(b) an arc block pushing meanss are set to inside the retainer；And
(c) an elastic element support device is inwardly disposed therein with the shape of the retainer.
According to a preferred embodiment of the present invention, wherein according to step (a), the damping element wraps up the retainer
And then damping unit on side damping unit and one is formed, it is located at the sides and top of the retainer respectively.
According to a preferred embodiment of the present invention, wherein according to step (a), the side damping unit is one kind or two kinds
More than wear-resistant material is made.
According to a preferred embodiment of the present invention, wherein according to step (a), multiple debris channels are formed in the damping
When the side damping unit of element is for excluding waste residue and enabling the retainer and the damping element by active force
Enough flexibly bendings, are separated from each other without easily causing.
According to a preferred embodiment of the present invention, wherein according to step (a), multiple Telescopic paths are set with being respectively separated
In the upper damping unit, it is able to the upper damping unit and upholds and shrink more flexiblely.
According to a preferred embodiment of the present invention, wherein according to step (a), multiple punchings be set to the retainer with
The face that the side damping unit of the damping element be combined with each other, so that the side damping unit can be more firmly attached
In the retainer.
According to a preferred embodiment of the present invention, wherein according to step (a), with injection molding on the damping element
Form the damping unit of different materials.
According to a preferred embodiment of the present invention, wherein according to step (b), the retainer is by a block and multiple limits
An arc block pushing meanss accommodating chamber is collectively formed in clamp dog, for the arc block pushing meanss are movably arranged at it
In.
According to a preferred embodiment of the present invention, wherein according to step (b), the arc block pushing meanss are by one first arc
Block pushing meanss and one second arc block pushing meanss composition, be respectively provided with an at least limiting slot and, be respectively used to it is described
Confinement block cooperates, to limit the moving displacement of the arc block pushing meanss.
According to a preferred embodiment of the present invention, wherein according to step (c), wherein the elastic element support device is
One groove type designs, and is recessed downwards to form an elastic element accommodating chamber, the elasticity along the arcuate directions of the retainer
Element accommodating chamber is used to coordinate with the elastic element of tensioning apparatus and install.
According to a preferred embodiment of the present invention, wherein according to step (c), the elastic element support device is by damping
Material is made.
By the understanding to subsequent description and attached drawing, further aim of the present invention and advantage will be fully demonstrated.
These and other objects, feature and the advantage of the present invention, by following detailed descriptions, drawings and claims obtain
To fully demonstrate.
Description of the drawings
Fig. 1 be according to a preferred embodiment of the present invention one for automobile belt transmission system damping unit just
View.
Fig. 2 be according to a preferred embodiment of the present invention one for automobile belt transmission system damping unit after
View.
Fig. 3 is one according to a preferred embodiment of the present invention for the vertical of the damping unit of automobile belt transmission system
Stereogram.
Fig. 4 a-4c are damping unit of one according to a preferred embodiment of the present invention for automobile belt transmission system
Arc block pushing meanss front view, vertical view and stereogram.
Fig. 5 is damping unit of one according to a preferred embodiment of the present invention for automobile belt transmission system
The exploded perspective view of the component of the assembly relation of tight device.
Fig. 6 a-6b are damping unit of one according to a preferred embodiment of the present invention for automobile belt transmission system
The damping force schematic diagram of generation.
Fig. 7 a-7b are another variant embodiments of first embodiment according to the present invention, wherein illustrating damping unit
Wear-resistant material schematic diagram.
Specific embodiment
It is described below to disclose the present invention so that those skilled in the art can realize the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It defines in the following description
The present invention basic principle can be applied to other embodiments, deformation scheme, improvement project, equivalent program and do not carry on the back
Other technologies scheme from the spirit and scope of the present invention.
It will be understood by those skilled in the art that the present invention exposure in, term " longitudinal direction ", " transverse direction ", " on ",
" under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", the orientation of the instructions such as " outer " or position close
System is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies description, without referring to
Show or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore above-mentioned art
Language is not considered as limiting the invention.
It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment,
The quantity of one element can be one, and in a further embodiment, the quantity of the element can be multiple, and term " one " is no
It is understood that as the limitation to quantity.
It is the one of a first preferred embodiment according to the present invention as shown in Fig. 1 to Fig. 6 b for automobile belt transmission system
Damping unit, can be used on the tensioning apparatus of automobile engine belt drive system.When the damping unit is installed
In the tensioning apparatus between the installation inner surface and spring of pedestal, high stability can be generated and be evenly distributed and asymmetric
Damping, with the vibration for the tensioning apparatus of decaying, and then increase the service life of the tensioning apparatus.
In the preferred embodiment of the present invention, the damping unit 1 includes a retainer 10,20 He of a damping element
One arc block pushing meanss 30.The damping element 20 is installed in the retainer 10, is further by the damping element
It is connected to 20 packaging types on the retainer 10, is able to become the damping element 20 with the deformation of the retainer 10
Shape.Specifically, the retainer 10 have the function of bending, preferably described retainer 10 be made by metal material and with
Arcuate shape is molded.Two end faces of arc of the retainer 10 can change when the retainer 10 is acted on by power
Distance, a kind of situation are that arc opening becomes larger, and another situation is that arc opening becomes smaller.That is, the retainer 10
Described two end faces form the arc opening, therefore when the retainer 10 is by active force so that the retainer 10
Deformation and the arc opening and then become larger or become smaller.It should be understood that also because there is the retainer 10 arc to open
Mouthful, therefore when the retainer 10 is by active force, have the function of to be bent.In addition, the arc block pushing meanss 30 be set to it is described
Inside retainer 10, external active force can be transmitted to the retainer 10 by the arc block pushing meanss 30 in this way, together
When, the active force suffered by the retainer 10 can also be transmitted to the arc block pushing meanss 30.
In the preferred embodiment of the present invention, the damping element 20 includes damping on side damping unit 21 and one
Unit 22, wherein the side damping unit 21 is connected to the upper damping unit 22, the side damping unit 22 is fixed on described
The side of retainer 10, the upper damping unit 22 are fixed on above the retainer 10.It is shown according to fig. 3, the side resistance
Buddhist nun's unit 21 is made for wear-resistant material, and on the side damping unit 21 of the damping element 20 there are multiple debris to lead to
Road 211, multiple debris channels 211 are positioned apart from the side damping unit 21, the debris channels 211 multiple in this way
During the damping element 20 can be caused to be deformed with the retainer 10 it is more smooth other than, can also will be because of
Rubbing action cause the side damping unit 21 wear caused by waste residue discharged by the debris channel 211.Further
Say, the debris channel 211 is conducive to the compression and elongation of the side damping unit 21, i.e., when the side damping unit 21 with
When the retainer 10 expands outwardly, the side damping unit 21 of 211 both sides of debris channel can preferably be stretched
Contracting, be unlikely to because there is no extendable room to cause between the side damping unit 21 and the retainer 10 because stress and
The trend of separation is generated, similarly, when the side damping unit 21 curves inwardly with the retainer 10, due to described
The effect of debris channel 211 is able to that the side damping unit 21 is allowed preferably to be bent for greater flexibility, ensures the damping member
No matter part 20 and the retainer 10 expand outwardly or curve inwardly and can neatly move together in the retainer 10, by
It is minimized to the power being separated from each other.
In the preferred embodiment of the present invention, the upper damping unit 22 of the damping element 20 has multiple stretch
Contracting channel 221, the plurality of Telescopic path 221 is set to the upper damping unit 22 with being respectively separated, described flexible logical
It is functionally equivalent to the debris channel 211 in road 221, expand outwardly with the retainer 10 when the upper damping unit 22 or
When person inwardly stretches, it is able to the upper damping unit 22 and upholds and shrink more flexiblely.In other words, the Telescopic path 221
Be conducive to the compression and elongation of the upper damping unit 22, i.e., when the upper damping unit 22 is as the retainer 10 is to extending out
When opening, the upper damping unit 22 of 221 both sides of Telescopic path can preferably stretch, and be unlikely to because not stretching
Contracting space to generate the trend detached because of stress between the upper damping unit 22 and the retainer 10.Together
Reason, when the upper damping unit 22 curves inwardly with the retainer 10, due to the effect of the Telescopic path 221
It is able to that the upper damping unit 22 is allowed preferably to be bent for greater flexibility, ensures the damping element 20 and the retainer
No matter 10, which expand outwardly or curve inwardly in the retainer 10, neatly to move together, by the power being separated from each other most
Smallization.
In the preferred embodiment of the present invention, the damping element 20 is integrated injection molding or different materials split
Injection molding, in this way when 20 institute of damping element is loaded larger, the position of corresponding normal pressure maximum uses low friction system
Several wear-resistant materials, it is corresponding, when 20 institute of the damping element is loaded smaller, then using high coefficient of friction material.
It is shown according to fig. 3, its generally arcuate shape of the retainer 10, it is therefore preferable to which circle-arc profile has multiple
Punching 11, the side damping unit 21 that multiple punchings 11 are set to the retainer 10 and the damping element 20 are mutual
With reference to face, the effect of punching 11 described in this way be to enable the damping element 20 the side damping unit 21 more
It is firmly attached to the retainer 10.Specifically, the side damping unit 21 is with the retainer 10 during connecting,
A part of inside that can be penetrated the punching 11 and enter the retainer 10 of the side damping unit 21, increases the side
The connection fixed-area and tie point of damping unit 21 and the retainer 10, are more firmly attached.Specifically, it is described
Retainer 10 includes a block 12, and the block 12 is set to 10 inside of retainer, further says, in the retainer
10 insides directly increase the block 12, that is, from the inside protrusions of the retainer 10 to form the block 12.Such institute
The retainer 10 can be transferred force to when being acted on by power by stating block 12, correspondingly so that the retainer 10 generates
Deformation.In addition, the retainer 10 includes multiple confinement blocks 13, the confinement block 13 is set to 10 inside of retainer, more
An arc block pushing meanss accommodating chamber 14 is collectively formed with the block 12 in a confinement block 13, and the arc block pushing meanss 30 can
It is movably set in the arc block pushing meanss accommodating chamber 14, and one end of the arc block pushing meanss 30 and the block 12
The contact of an end face, be able to the power that is subject on block assembly 30 be pushed to be transmitted to the holding by the block 12 arc
Frame 10, on the contrary, the power being subject on the retainer 10 is transmitted to the arc block pushing meanss 30 by the block 12.
According to Fig. 4 a, 4b, shown in 4c, the arc block pushing meanss 30 include one first arc block pushing meanss 31 and one second
Arc block pushing meanss 32, the first arc block pushing meanss 31 and the second arc block pushing meanss 32 join end to end can be formed with
The matched shape of 10 arc of retainer, especially with the 14 matched shape of shape of arc block pushing meanss accommodating chamber
Shape.Specifically, one end of the first arc block pushing meanss 31 can be transmitted to described by the effect of power by the other end
Two arc block pushing meanss 32, then transmitted from the second arc block pushing meanss 32 to other directions, similarly, the second arc block pushes away
The power that dynamic device 32 is subject to is transmitted to the first arc block pushing meanss 31, then have 31 pushing meanss of the first arc block to other
It transmits in direction.It is respectively provided with and the confinement block in the first arc block pushing meanss 31 and the second arc block pushing meanss 32
The 13 at least limiting slots 311 and 321 to cooperate, the limiting slot 311 and 321 coordinate respectively with the confinement block 13, and one
The arc block pushing meanss 30 are contained in the arc block pushing meanss accommodating chamber 14 by aspect, on the other hand limit the arc block
The moving displacement of pushing meanss 30.
Shown according to fig. 3, the damping unit 1 further comprises an elastic element support device 40, the elastic element
Support device 40 is inwardly set to the shape of the retainer 10 in the retainer 10, the elastic element support device
40 design for a groove type, are recessed downwards to form an elastic element accommodating chamber 401, institute along the arcuate directions of the retainer 10
Elastic element accommodating chamber 401 is stated to install for elastic element coordinating.Specifically, the elastic element support device 40 is by damping
Material is made so that elastic element can generate additional damping when coordinating with the elastic element support device 40.It is many
It is well known, elastic element such as helical spring, during helical spring with its hand of spiral phase detorsion, helical spring
Central diameter can increase, on the contrary, central diameter can reduce during helical spring with its hand of spiral in the same direction torsion, due to elastic element
It is ordinatedly to be installed in the elastic element support device 40, so being reversed in the same direction with its hand of spiral when elastic element is in
When in the process, since the central diameter of elastic element reduces, elastic element can haul the elastic element support device 40 and inwardly stretch,
That is the retainer 10 can to the Direction distortion for reducing diameter, if on the contrary, elastic element by with its hand of spiral
Phase detorsion, central diameter increase, that described retainer 10 can be to the Direction distortions of enlarged diameter.
In addition, in loading procedure, one end of elastic element is contacted with the end face of the block 12, the second arc block
The end face of pushing meanss 32 is contacted with a stationary plane, when the end face of the block 12 is acted on by an active force,
Since the amount of the first arc block pushing meanss 31 and 32 stress deformation of the second arc block pushing meanss is much smaller than the guarantor
The amount of 10 stress deformation of frame is held, so the retainer 10 can be towards the direction stretching, extension that diameter becomes larger, equally along the guarantor
Hold effect of 10 diameter of the frame increase place to applied force, that is to say, that the side damping unit 21 receives a positive force, increases
Big frictional force.Further, since the power of the active force is provided by elastic element, in order to change the active force,
Elastic element must be twisted, and the central diameter of elastic element becomes during elastic element with its hand of spiral phase detorsion
Greatly, it and because elastic element is disposed on inside the damping unit 1, is equivalent to and further increases the damping dress
1 diameter is put, that is, further increases normal pressure, increases the frictional force of the side damping unit 21.
In uninstall process, elastic element reverses in the same direction since it is desired that reducing active force progress with its hand of spiral, also
It is to say that the central diameter of elastic element reduces, during elastic element central diameter reduces, elastic element can haul the elastic element
The direction change that support device 40 reduces to central diameter, is equivalent to the direction change that the retainer 10 reduces towards diameter, and by
In the reduction of active force described in power so that the deflection that the retainer 10 expands outwardly reduces, that is to say, that relatively, described
The direction change that retainer 10 can reduce towards diameter, equally reduces the normal pressure applied on the side damping unit 21,
Finally so that frictional force reduces.
Particularly, be shown in Fig. 5 the damping unit 1 be applied to specific tensioning apparatus on schematic diagram, tensioning apparatus
Mainly by a pedestal 2, an elastic element 3, an arm 4 and the damping unit 1 form, and specific working condition is as follows：Institute
It states elastic element 3 to be installed in the pedestal 2, and the lower face of the elastic element 3 is contacted with the pedestal 2 fixation；Institute
The damping unit 1 is placed in the top for stating elastic element 3, and 1 packaging type of the damping unit be sleeved on the elastic element 3
On；The upper surface of the elastic element 3 is in contact with the block 12 on the damping unit 1,3 upper end of elastic element
A part be ordinatedly set in the elastic element support device 40；Pacify when the arm 4 and the pedestal 2 cooperate
During dress, the lower face of the upper damping unit 22 and the arm 4 contacts with each other, since the arm 4 and the pedestal 2 are logical
Overcompression is connected, so there are normal pressures between the upper damping unit 22 and the arm 4, that is to say, that described
During arm 4 is rotated relative to pedestal, the upper damping unit 22 is capable of providing certain damping action；Specifically, institute
The one end for stating the arc block pushing meanss 30 on damping unit 1 is to contact with each other with the structure of 4 lower section of the arm and phase
Mutually support, that is to say, that when being effectively applied to the arm 4, being applied to the power of the arm 4 can be pushed by the arc block
Device 30 is transmitted on the retainer 10, and power is further transmitted to institute by the retainer 10 by the block 12
Elastic element 3 is stated, makes deformation of elastic element, the deformation of the elastic element 3 results in the damping unit 1 and is in stress state
Or unloaded state, that is to say, that increase is damped when loading, the situation of deattenuation when unloading.
According to Fig. 7 a and 7b, illustrate according to a first embodiment of the present invention in another variant embodiment, it is and upper
It states unlike first preferred embodiment, has on the damping element 20 by molding 212 He of damping unit of different materials
213, when damping unit is applied in the case of big load, the normal pressure of the location of described damping unit 212 and 213 is
Relative maximum, wear-resisting low friction coefficient materials, such as PTFE can be used, obtained by gradation injection molding, so as to
Ensure the high life of the damping unit in the case of not reducing damping force size；When damping unit is applied to the situation of side crops industry
When, it is not necessary to use the damping unit 212 and 213, single wear-resistant material injection molding can be used and obtain, so as to obtain it is higher and
The damping force of stability and durability.
In addition, the manufacturing method for the damping unit for being used for automobile belt transmission system the present invention also provides one, including such as
Lower step：
(a) 20 packaging type of a damping element is connected to a retainer 10；
(b) an arc block block pushing device 30 is set to inside the retainer 10；And
(c) by an elastic element support device 40 as the shape of the retainer 10 is inwardly disposed therein.
According to step (a), the damping element 20 wraps up the retainer 10 and then forms side damping unit 21 and one
Upper damping unit 22 is located at the sides and top of the retainer 10 respectively.
According to step (a), the side damping unit 21 is made for wear-resistant material.
According to step (a), multiple debris channels 211 be formed in the side damping unit 21 of the damping element 20 with
It is flexibly bent when excluding waste residue and enabling the retainer 10 and the damping element 20 by active force, and is not easy to make
Into being separated from each other.
According to step (a), multiple Telescopic paths 221 are set to the upper damping unit 22 with being respectively separated, and are able to described
Upper damping unit 22 is upheld and is shunk more flexiblely.
According to step (a), the side that multiple punchings 11 are set to the retainer 10 and the damping element 20 damps
The face that unit 21 be combined with each other, so that the side damping unit 21 can more be firmly attached to the retainer 10.
According to step (a), 212 He of damping unit of different materials is formed on the damping element 20 with injection molding
213。
According to step (b), the retainer 10 is collectively formed an arc block pushing block by a block 12 and multiple confinement blocks 13 and fills
Accommodating chamber 14 is put, for the arc block block pushing device 30 is movably arranged at wherein.
According to step (b), the arc block block pushing device 30 is by one first arc block block pushing device 31 and one second arc block pushing block
Device 32 forms, and is respectively provided with an at least limiting slot 311 and 321, is respectively used to cooperate with the confinement block 13, with
Limit the moving displacement of the arc block block pushing device 30.
According to step (c), wherein the elastic element support device 40 is designed for a groove type, along the retainer
10 arcuate directions are recessed to form an elastic element accommodating chamber 401 downwards, and the elastic element accommodating chamber 401 is used to fill with tensioning
The cooperation installation of elastic element 3 put.
According to step (c), the elastic element support device 40 is made by damping material.
It should be understood by those skilled in the art that foregoing description and attached the embodiment of the present invention shown in figure are only used as illustrating
And it is not intended to limit the present invention.The purpose of the present invention has been fully and effectively achieved.The function and structural principle of the present invention exists
It shows and illustrates in embodiment, under without departing from the principle, embodiments of the present invention can have any deformation or modification.
Claims (28)
1. one is used for the damping unit of automobile belt transmission system, opposite with its hand of spiral for working as the torsional direction of spring
For loading, conversely, when the torsional direction of spring is all mutually the tensioning apparatus of the structure type of unloading with its hand of spiral, feature
It is, the damping unit includes：
One retainer；
One damping element is set to packaging type the retainer outside and upper and lower sides；
One arc block pushing meanss, are movably arranged inside the retainer；And
One elastic element support device is fixed on or/and is shaped in the retainer, described for ordinatedly accommodating
The elastic element of tensioning apparatus.
2. damping unit according to claim 1, wherein the damping element is integrated injection molding or different materials point
Body injection molding.
3. damping unit according to claim 1, wherein the retainer has an arc opening, in this way when the holding
When frame is deformed by active force, the arc opening and then can become larger or become smaller.
4. damping unit according to claim 1, wherein the damping element includes being fixed on the retainer side
Side damping unit and be fixed on above the retainer one on damping unit, the side damping unit and the upper damping are single
Member injection is integrated.
5. damping unit according to claim 4, wherein having interval to be equipped with thereon multiple on the side damping unit
Debris channel, for excluding waste residue caused by the side damping unit abrasion and increasing the damping element and the holding
The flexibility of frame.
6. damping unit according to claim 5, wherein the upper damping unit has multiple Telescopic paths, between distinguishing
The upper damping unit is set to every ground.
7. damping unit according to claim 4 wherein the retainer has multiple punchings, is respectively arranged at described
The face that the side damping unit of retainer and the damping element be combined with each other, to increase the side damping unit and the guarantor
Hold the connection fixed-area and tie point of frame.
8. damping unit according to claim 6 wherein the retainer has multiple punchings, is respectively arranged at described
The face that the side damping unit of retainer and the damping element be combined with each other, to increase the side damping unit and the guarantor
Hold the connection fixed-area and tie point of frame.
9. damping unit according to claim 1, wherein the retainer includes a block, multiple confinement blocks and an arc
Block pushing meanss accommodating chamber, the plurality of confinement block and arc block pushing meanss accommodating chamber described in the common shape of the block,
For the arc block pushing meanss are movably arranged at wherein.
10. damping unit according to claim 8, wherein the retainer includes a block, multiple confinement blocks and one
Arc block pushing meanss accommodating chamber, the plurality of confinement block are collectively formed the arc block pushing meanss with the block and accommodate
Chamber, for the arc block pushing meanss are movably arranged at wherein.
11. according to the damping unit any in claim 9-10, wherein interior pleurapophysis of the block from the retainer
Go out extension.
12. according to the damping unit any in claim 9-10, wherein the arc block pushing meanss include joining end to end
One first arc block pushing meanss and one second arc block pushing meanss, respectively with the arc block pushing meanss accommodating chamber shape phase
Cooperation.
13. damping unit according to claim 12, wherein the first arc block pushing meanss and the second arc block push away
At least limiting slot to cooperate with the confinement block is respectively provided on dynamic device.
14. damping unit according to claim 1, wherein the elastic element support device has along the retainer
Arcuate directions be recessed downwards an elastic element accommodating chamber of formation, matched with the elastic element with the tensioning apparatus
Close installation.
15. damping unit according to claim 13, wherein the elastic element support device has along the holding
The arcuate directions of frame are recessed downwards an elastic element accommodating chamber of formation, with the elastic element with the tensioning apparatus
Cooperation installation.
16. damping unit according to claim 1, wherein identical with being formed by injection molding on the damping element
The damping unit of material or different materials.
17. damping unit according to claim 15 forms phase wherein having on the damping element by injection molding
With material or the damping unit of different materials.
18. one is used for the manufacturing method of the damping unit of automobile belt transmission system, which is characterized in that includes the following steps：
(a) a damping element packaging type is connected to a retainer；
(b) an arc block pushing meanss are set to inside the retainer；And
(c) an elastic element support device is inwardly disposed therein with the shape of the retainer.
19. the manufacturing method of damping unit according to claim 18, wherein according to step (a), the damping element packet
Damping unit on the retainer and then formation side damping unit and one is wrapped up in, respectively positioned at the side of the retainer and upper
Face.
20. the manufacturing method of damping unit according to claim 18, wherein according to step (a), the side damping unit
It is made for wear-resistant material.
21. the manufacturing method of damping unit according to claim 19, wherein according to step (a), multiple debris channel shapes
The side damping unit of damping element described in Cheng Yu for exclude waste residue and make the retainer and the damping element by
It can flexibly be bent to during active force, be separated from each other without easily causing.
22. the manufacturing method of damping unit according to claim 19, wherein according to step (a), multiple Telescopic paths point
It is not positioned apart from the upper damping unit, is able to the upper damping unit and upholds and shrink more flexiblely.
23. the manufacturing method of damping unit according to claim 19, wherein according to step (a), multiple punchings are set to
The face that the side damping unit of the retainer and the damping element be combined with each other, so that the side damping unit can be more
Add and be firmly attached to the retainer.
24. the manufacturing method of damping unit according to claim 18, wherein according to step (a), with injection molding in institute
State the damping unit that different materials are formed on damping element.
25. the manufacturing method of damping unit according to claim 18, wherein according to step (b), the retainer is by one
An arc block pushing meanss accommodating chamber is collectively formed in block and multiple confinement blocks, for the arc block pushing meanss are moved
Ground is disposed therein.
26. the manufacturing method of damping unit according to claim 25, wherein according to step (b), the arc block pushes dress
Put and be made of one first arc block pushing meanss and one second arc block pushing meanss, be respectively provided with an at least limiting slot and, point
It Yong Yu not cooperate with the confinement block, to limit the moving displacement of the arc block pushing meanss.
27. the manufacturing method of damping unit according to claim 18, wherein according to step (c), wherein the elasticity member
Part support device is designed for a groove type, is recessed downwards to form elastic element receiving along the arcuate directions of the retainer
Chamber, the elastic element accommodating chamber are used to coordinate with the elastic element of tensioning apparatus and install.
28. the manufacturing method of damping unit according to claim 18, wherein according to step (c), the elastic element branch
Support arrangement is made by damping material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611121164.5A CN108194591A (en) | 2016-12-08 | 2016-12-08 | Damping unit and its application for automobile belt transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611121164.5A CN108194591A (en) | 2016-12-08 | 2016-12-08 | Damping unit and its application for automobile belt transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108194591A true CN108194591A (en) | 2018-06-22 |
Family
ID=62572535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611121164.5A Pending CN108194591A (en) | 2016-12-08 | 2016-12-08 | Damping unit and its application for automobile belt transmission system |
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| Country | Link |
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| CN (1) | CN108194591A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207192A (en) * | 2019-09-30 | 2020-05-29 | 宁波丰茂远东橡胶有限公司 | Automatic tensioner with circular damping sleeve |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554000A (en) * | 2001-05-24 | 2004-12-08 | �Ǵĺ�˾ | Asymmetric damping tensioner belt drive system |
| CN101421540A (en) * | 2006-03-22 | 2009-04-29 | 利滕斯汽车合伙公司 | Tensioner for flexible drives |
| JP2011007273A (en) * | 2009-06-26 | 2011-01-13 | Shigeru Kawamoto | Automatic tensioner |
| CN102472373A (en) * | 2009-07-17 | 2012-05-23 | 盖茨公司 | Tensioner |
| CN103174807A (en) * | 2013-04-01 | 2013-06-26 | 无锡永凯达齿轮有限公司 | Automatic tensioning device |
| CN103423392A (en) * | 2013-08-09 | 2013-12-04 | 宁波丰茂远东橡胶有限公司 | Tensioning wheel with asymmetrical damping mechanism |
| US20140274511A1 (en) * | 2013-03-15 | 2014-09-18 | Dayco Ip Holdings, Llc | Belt tensioner for a power transmission belt system |
| JP2014169731A (en) * | 2013-03-01 | 2014-09-18 | Mitsuboshi Belting Ltd | Auto tensioner |
-
2016
- 2016-12-08 CN CN201611121164.5A patent/CN108194591A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554000A (en) * | 2001-05-24 | 2004-12-08 | �Ǵĺ�˾ | Asymmetric damping tensioner belt drive system |
| CN101421540A (en) * | 2006-03-22 | 2009-04-29 | 利滕斯汽车合伙公司 | Tensioner for flexible drives |
| US20100234155A1 (en) * | 2006-03-22 | 2010-09-16 | Antchak John R | Tensioner For Flexible Drives |
| JP2011007273A (en) * | 2009-06-26 | 2011-01-13 | Shigeru Kawamoto | Automatic tensioner |
| CN102472373A (en) * | 2009-07-17 | 2012-05-23 | 盖茨公司 | Tensioner |
| JP2014169731A (en) * | 2013-03-01 | 2014-09-18 | Mitsuboshi Belting Ltd | Auto tensioner |
| US20140274511A1 (en) * | 2013-03-15 | 2014-09-18 | Dayco Ip Holdings, Llc | Belt tensioner for a power transmission belt system |
| CN103174807A (en) * | 2013-04-01 | 2013-06-26 | 无锡永凯达齿轮有限公司 | Automatic tensioning device |
| CN103423392A (en) * | 2013-08-09 | 2013-12-04 | 宁波丰茂远东橡胶有限公司 | Tensioning wheel with asymmetrical damping mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207192A (en) * | 2019-09-30 | 2020-05-29 | 宁波丰茂远东橡胶有限公司 | Automatic tensioner with circular damping sleeve |
| CN111207192B (en) * | 2019-09-30 | 2021-01-15 | 宁波丰茂远东橡胶有限公司 | Automatic tensioner with circular damping sleeve |
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Effective date of registration: 20201124 Address after: 315400 No.22, Jinfeng Road, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Ningbo Fengmao Far-East Rubber Co.,Ltd. Address before: Li Zhou street of Yuyao city in Zhejiang province 315402 Ningbo City Baoqing Road No. 54 Applicant before: Wang Renfa |
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