CN110072053A - Silk thread slackness regulating mechanism, bracing wire component and take-up method - Google Patents
Silk thread slackness regulating mechanism, bracing wire component and take-up method Download PDFInfo
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- CN110072053A CN110072053A CN201910351571.2A CN201910351571A CN110072053A CN 110072053 A CN110072053 A CN 110072053A CN 201910351571 A CN201910351571 A CN 201910351571A CN 110072053 A CN110072053 A CN 110072053A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 84
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 34
- 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 claims abstract description 59
- 238000004873 anchoring Methods 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 22
- 241000826860 Trapezium Species 0.000 claims description 19
- 210000000078 claw Anatomy 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 10
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 9
- 235000011613 Pinus brutia Nutrition 0.000 claims description 9
- 241000018646 Pinus brutia Species 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001000 nickel titanium Inorganic materials 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/685—Vibration or motion blur correction performed by mechanical compensation
- H04N23/687—Vibration or motion blur correction performed by mechanical compensation by shifting the lens or sensor position
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Ropes Or Cables (AREA)
Abstract
The present invention provides a kind of silk thread slackness regulating mechanism, bracing wire component and take-up methods.Silk thread slackness regulating mechanism includes: pedestal；Lever, lever are rotatably arranged on pedestal, and lever at least has the first position that can prop up silk thread and unclamps the second position of silk thread.The embodiment of the present invention solves the problems, such as that the loose degree efficiency for adjusting silk thread in the related technology is lower.
Description
Technical field
The present invention relates to silk thread slacknesses to adjust field, in particular to a kind of silk thread slackness regulating mechanism, bracing wire
Component and take-up method.
Background technique
The photo that the electronic equipments such as mobile phone are taken in shooting process is apprehensive sometimes, that is, it is not clear enough to shoot the picture come
Clear, there is a situation where ghost images or fuzzy.These reasons, other than (i.e. pick-up lens fails normally to focus) out of focus once in a while,
Occur caused by fine jitter when being largely because photographed exposure.In general, often being sent out under hand-held condition
The phenomenon that raw this extremely slight shake.In this context, the motion of OIS (optical image stabilizing system) Anti-shaking structure is also therewith
Increase, micro-optical stabilization technology is gradually adopted by all kinds of high-end handsets, wishes to be effectively reduced whereby under low luminous environment and clap
The probability of fuzzy photo and effectively handshaking caused puzzlement in solution shooting process out.However relative to general automatic
For focusing motor, the Anti-shaking structure for having an OIS stabilization function is more complicated, production efficiency and yield are lower, therefore exploitation has one
Fixed difficulty.
In relevant OIS Anti-shaking structure, by adjust electric current size and using the pyrocondensation of SMA silk thread it is cold rise characteristic come
Change the length of SMA silk thread, and then complete by the motive force of SMA silk thread to carry the purpose of motor, so that motor is quickly along X
Axis and/or Y-axis carry out position adjustment, and then reach the mobile entire camera lens of distance element, change focal length, realize the mesh of sharp image
's.
In motor product, the assembled state before SMA silk thread actuation is non-straight tension-like, must strictly be set as certain pine
Sag, this is to ensure that product stablizes a crucial key rhymed formula of starting.After applying electric current to motor, SMA silk thread is heated to be tightened, by
It is equipped with certain buffering in advance in SMA silk thread and tenses surplus, so that the tension starting displacement of SMA silk thread can do enough steady and smooths,
There is larger drop fluctuation in displacement or starting time without will cause starting front and back.Due to the assembly elasticity of SMA silk thread
Direct influence can be generated on the starting performance of motor, thus must strict control SMA silk thread assembly slackness.The assembly of SMA silk thread
Loose or tension is crossed all to be not suitable for, such as excessively loose, tightening the starting time will certainly be too long, the movement feedback time of motor is influenced,
Response effect is poor.Tension is such as assembled, the starting current that is bound to is greater than normal state, and the displacement of motor orientation also can be therewith after starting
There is of short duration bounce shakiness phenomenon.On the other hand, as SMA silk thread is under the original assembled state tightened, fallen
Situation is impacted, so that motor internal vibration is easy to break on SMA silk thread, influences motor performance.And slackness can shake motor
Impact generates part buffer function, prevents the case where breaking in impact process, enhances motor unfailing performance.To overcome
Above-mentioned bad situation must find an optimal SMA silk thread assembly elasticity and be standardized control.
It in the related technology, is by cutting there is the SMA silk thread of certain length to meet design requirement, it is not special
Silk thread slackness regulating mechanism, adjustment process is inconvenient, and efficiency is lower, and is difficult to precisely unified control.
Summary of the invention
The main purpose of the present invention is to provide a kind of silk thread slackness regulating mechanism, bracing wire component and take-up method, with
Solve the problems, such as the loose degree efficiency for adjusting silk thread in the related technology is lower, loose degree can not be precisely unified.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of silk thread pine for anchoring
Sag regulating mechanism, silk thread slackness regulating mechanism includes: pedestal；Lever, lever are rotatably arranged on pedestal, and lever is extremely
Few second position with the first position that can prop up silk thread and release silk thread.
Further, lever has the first end and second end being oppositely arranged, and the first end of lever is for propping up or unclamping
Silk thread, silk thread slackness regulating mechanism further include the adjustment structure of setting on the base, and adjustment structure is removable relative to pedestal
Ground is arranged to limit the distance that the second end of lever moves down.
Further, adjustment structure includes the micrometer head connecting with pedestal, and micrometer head includes: lead screw；Shell is arranged
In the periphery of lead screw；Sleeve is adjusted, is connect with threads of lead screw, after rotating regulating sleeve, lead screw can be moved up and down；Alternatively,
Pedestal, which is equipped with, adjusts through-hole, and adjusting through-hole has internal screw thread, and adjustment structure includes screw, screw and the internal screw thread for adjusting through-hole
Connection.
Further, silk thread slackness regulating mechanism further includes that piece is chosen in relaxation, and the first end that lever is arranged in piece is chosen in relaxation.
Further, after piece is chosen in relaxation provokes silk thread, relaxation, which is chosen, forms trapezium structure between piece and silk thread, trapezium structure
Height H meet following formula:Wherein, L ' is that the waist of trapezium structure is long, and W is the width that piece is chosen in relaxation
Size is spent, L is the spacing clamped between two claws of silk thread；And/or the slackness S of silk thread meets following formula: S=(2
×L'+W)-L。
Further, silk thread slackness regulating mechanism further includes the return unit being arranged between pedestal and lever.
Further, silk thread slackness regulating mechanism further includes the limiting section of setting on the base, and limiting section is used for thick stick
The position that bar moves upwards is defined.
Further, limiting section is the nut connecting with pedestal.
Further, silk thread slackness regulating mechanism further includes the grip part connecting with pedestal.
Further, silk thread slackness regulating mechanism further includes shaft, and pedestal is equipped with the first installation through-hole, sets on lever
There is the second installation through-hole corresponding with the first installation through-hole, shaft is threaded through in the first installation through-hole and the second installation through-hole.
According to another aspect of the present invention, a kind of bracing wire component is provided, bracing wire component includes that anchoring and setting exist
Silk thread slackness regulating mechanism on anchoring, wherein silk thread slackness regulating mechanism is that above-mentioned silk thread slackness is adjusted
Mechanism.
Further, silk thread slackness regulating mechanism is movably disposed in a first direction relative to anchoring.
Further, anchoring includes body and the pressing piece that connect with body, and pressing piece is relative to body second
It is movably disposed on direction.
According to another aspect of the present invention, a kind of take-up method of silk thread slackness is provided, take-up method is using above-mentioned
Bracing wire component carry out take-up, take-up method is the following steps are included: step S10: silk thread slackness regulating mechanism is installed to drawing
Line apparatus；Step S20: silk thread is propped up using the lever of silk thread slackness regulating mechanism.
Further, silk thread slackness regulating mechanism further includes that the relaxation of lever one end is arranged in choose piece, in step S20
In, take-up method further includes the steps that choosing piece using relaxation props up silk thread.
Further, lever has the first end and second end being oppositely arranged, and silk thread slackness regulating mechanism further includes setting
Adjustment structure on the base is set, adjustment structure is movably disposed relative to pedestal, and step S20 further includes utilizing adjustment structure
The step of silk thread is propped up into preset height.
Further, after choosing the step of piece props up silk thread using relaxation, take-up method is further comprising the steps of: control
Relaxation, which is chosen, forms trapezium structure between piece and silk thread, the height H of trapezium structure is obtained by following formula:Wherein, L ' is that the waist of trapezium structure is long, and W is the width dimensions that piece is chosen in relaxation, and L is clamping silk thread
Spacing between two claws；And/or the slackness S of silk thread is obtained by following formula: S=(2 × L'+W)-L.
It applies the technical scheme of the present invention, lever can turn an angle relative to pedestal, so as to utilize the silk
Silk thread is lifted certain altitude by line relaxation degree regulating mechanism, so that silk thread meets design requirement.Relative to direct in the related technology
The silk thread of length needed for cutting, the slackness of silk thread can be more easily adjusted using above-mentioned silk thread slackness regulating mechanism, from
And it improves efficiency；Further, the slackness of silk thread can be relatively accurately adjusted using the silk thread slackness adjustment structure.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic view of the front view of the embodiment of silk thread slackness regulating mechanism according to the present invention；
Fig. 2 shows the schematic top plan views of the silk thread slackness regulating mechanism of Fig. 1；
Fig. 3 shows the structural schematic diagram of bracing wire component according to the present invention；
Fig. 4 shows the schematic perspective view of the bracing wire component of Fig. 3；
Fig. 5 shows the partial enlarged view of Fig. 4；And
Fig. 6 is shown (wherein, to be shown according to the structural schematic diagram that the silk thread slackness regulating mechanism of Fig. 1 provokes silk thread
Clamp the claw of silk thread).
Wherein, the above drawings include the following reference numerals:
1, upper tabletting；2, lower sheeting；3, the first claw；4, the second claw；10, piece is chosen in relaxation；20, lever；30, adjustment knot
Structure；31, adjusting nut；32, micrometer head；321, sleeve is adjusted；322, shell；323, lead screw；40, pedestal；50, nut；60,
Spring；70, push rod；80, shaft；90, end face；100, silk thread slackness regulating mechanism；110, anchoring；120, product；
130, body；140, pressing piece；150, silk thread.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In of the invention and the embodiment of the present invention, first direction refers to the direction where X-axis.Second direction refers to Y
Direction where axis.Product 120 refers to OIS motor product.Silk thread 150 is referred to for OIS (Optical Imaging
System, optical imagery systems stabilisation) motor Anti-shaking structure SMA silk thread.
Above-mentioned SMA silk thread is a kind of nickel-titanium alloy material, and SMA is the abbreviation of English Shape Memory Alloy,
For the meaning of " marmem ".SMA silk thread has the characteristics that pyrocondensation is cold and rises, when electric current flows into SMA silk thread, SMA silk thread
It is heated to start to shrink, overcome side elastic force；When the current is switched off, bias elastic overcomes SMA silk thread silk power, starts cold rise.In short,
SMA silk thread (Nitinol) pyrocondensation cold expanding, energization change material structure, and making material, deformation occurs to reach moving parts position
The purpose of driving.
It specifically, is according to the characteristic of SMA silk thread pyrocondensation cold expanding, by changing in the detailed process using SMA silk thread
The size of time-dependent current controls lens branch to change the length of SMA silk thread to realize the movement of the driving lens supports body in motor
Support body is mobile towards set direction, i.e., distance element mobile entire lens supports body changes to realize the movement to its camera lens mounted
Varifocal, the final purpose for realizing sharp image.Due to SMA silk thread deformation, so that the resistance of SMA silk thread generates variation, measurement
The resistance of SMA silk thread, can accurately calculate the length of SMA silk thread, so can calculate its lens supports body X Y Z
The displacement of axis.External control mechanism is in operation state of a control to location information always, is believed in action process by position
Reception, processing and the signal feedback of breath, input a constant current to each PIN end feet structure, to be stably controlled its whole service
Process is constantly in the center of Z axis optical axis direction, completes the purpose of fast accurate focusing.Utilize more SMA silk threads itself
Attributive character, be equipped with whole succinct reasonable design structure, not only there is common AF motor to drive focusing function in Z-direction
Can, at the same to X-Y axial position issuable in operational process shaking be subject to it is extremely effective overcome, the anti-shudder performance of OIS
It is very brilliant.
Through the above, in combination with the record of background technology part it is found that how accurately to control the assembly of SMA silk thread
Slackness is current critical issue urgently to be solved, for this purpose, applicant of the present invention proposes technical solution below:
The present invention provides a kind of silk thread slackness regulating mechanisms 100 for anchoring.The regulating mechanism is preferentially used
It is adjusted in the slackness of the SMA silk thread to OIS motor sub-assembly, but is not restricted to the silk thread 150.Such as Fig. 1 and Fig. 2 institute
Show, in the embodiment of the present invention, silk thread slackness regulating mechanism 100 includes pedestal 40 and lever 20.Wherein, lever 20 can be rotated
Ground is arranged on pedestal 40, and lever 20 at least has the first position that can prop up silk thread 150 and unclamps the second of silk thread 150
It sets.
By above-mentioned setting, lever 20 can turn an angle relative to pedestal 40, so as to utilize the device will
Silk thread 150 is lifted certain altitude, so that silk thread 150 meets design requirement.Relative to length needed for directly cutting in the related technology
Silk thread 150, can more easily adjust the slackness of silk thread 150 using above-mentioned silk thread slackness regulating mechanism 100, improve effect
Rate.
Specifically, lever 20 has the first end and second end being oppositely arranged, and the first end of lever 20 is used to prop up or pine
Silk thread 150 is opened, under the effect of external force, the first end of lever 20 can be rotated upwardly and downwardly relative to pedestal 40.In this way, ought press downwards
When pressing the second end of lever 20, the first end of lever 20 is rotated up, and silk thread 150 can be provoked preset height, so that
Silk thread 150 meets the slackness requirement of design, to guarantee the normal operation of product 120.When unclamping the second end of lever 20,
The first end of lever 20 can rotate down, in this way, lever 20 unclamp silk thread 150, facilitate continue to adjust in subsequent process it is other
Silk thread 150.
In of the invention and the embodiment of the present invention, the pivotal point between lever 20 and pedestal 40 is fulcrum, when lever 20
When second end moves downward, using lever principle, can calculating the distance that the first end of lever 20 moves upwards, (distance is i.e.
For the height H for provoking silk thread 150).Wherein, how the distance that the second end of control lever 20 moves downward is one of the invention
Inventive point can be realized by adjusting structure 30, be specifically shown in following description.
As shown in Figure 1, silk thread slackness regulating mechanism 100 further includes shaft, pedestal 40 is equipped with the first installation through-hole, thick stick
Bar 20 is equipped with the second installation through-hole corresponding with the first installation through-hole, and shaft 80 is threaded through the first installation through-hole and the second installation
In through-hole.
Wherein, the outside of shaft 80 is equipped with pin, logical from above-mentioned first installation through-hole and the second installation to prevent rotation stop axis 80
Deviate from hole.
Certainly, in the alternate embodiment being not shown in the accompanying drawings, the connection type of lever 20 and pedestal 40 is not limited to above-mentioned
Pin shaft connection is also possible to hinge connection or the connection of other forms, as long as lever 20 can be ensured relative to 40 energy of pedestal
Enough rotate upwardly and downwardly the mode of certain angle within the scope of protection of this application.
As depicted in figs. 1 and 2, in the embodiment of the present invention, in order to limit the distance that the second end of lever 20 moves down,
Silk thread slackness regulating mechanism 100 further includes the adjustment structure 30 being arranged on pedestal 40, adjusts structure 30 relative to pedestal 40
It is movably disposed.
Specifically, as depicted in figs. 1 and 2, adjustment structure 30 includes micrometer head 32.Micrometer head 32 include shell 322,
Lead screw 323 and adjusting sleeve 321.Wherein, shell 322 is set in 323 outside of lead screw, adjusts sleeve 321 and connect with shell 322,
And adjust sleeve 321 and be threadedly coupled with lead screw 323, in this way, lead screw 323 can be according to Fig. 1 institute when rotating regulating sleeve 321
The direction shown upwardly or downwardly moves.
Wherein, it adjusts on sleeve 321 and indicates adjusting scale, when adjusting the rotation of sleeve 321 to scheduled scale, lead screw
323 i.e. scalable corresponding distance, so that the distance moved down to the second end of lever 20 is defined, in this way, i.e. adjustable
The first end of section lever 20 provokes the height of silk thread 150, so that after the installation to the pedestal of the Anti-shaking structure of product 120 of silk thread 150
Meet slackness requirement.
As shown in Figure 1, silk thread slackness regulating mechanism 100 further includes adjusting nut 31 in the embodiment of the present invention, pass through
Micrometer head 32 is mounted on pedestal 40 by adjusting nut 31.By rotating regulating sleeve 321, can adjusting screw 323 it is upward
(or downward) mobile distance, the upper surface of lead screw 323 is contacted with the bottom wall of the lower groove of lever 20, so as to accurately limit
Determine the distance that the second end of lever 20 moves down, further, limits the distance that the first end of lever 20 moves up, this
The first end of sample, i.e., adjustable lever 20 provokes the height of silk thread 150, so that silk thread 150 meets slackness requirement.
Certainly, the model for the micrometer head 32 selected in the present invention are as follows: three micro- of rich side 148-200, it can also be according to need
To use the micrometer head of other models.
Specifically, third installation through-hole is set on pedestal 40, and micrometer head 32 is threaded through from bottom to top on pedestal 40.
Certainly, in the alternate embodiment being not shown in the accompanying drawings, it is also possible that setting, pedestal 40, which is equipped with to adjust, to be led to
Hole, adjusting through-hole has internal screw thread, and adjustment structure 30 includes screw, and screw is connect with the internal screw thread for adjusting through-hole.Pass through screw
With being threadedly engaged for adjusting through-hole, screw can be realized and upwardly or downwardly move.
In other alternate embodiments, it is also possible that setting, regard cylinder or lead screw etc. as adjustment structure 30, this
Sample can also limit thick stick using the linear reciprocating motion of the lead screw of the linear reciprocating motion or screw mechanism of the piston rod of cylinder
The distance that the second end of bar 20 moves down, thus the distance that the first end for limiting lever 20 moves up, and then it is adjustable
The height that piece 10 provokes silk thread 150 is chosen in the relaxation for being located at the first end of lever 20, so that silk thread 150 meets assembly slackness and wants
It asks.
Certainly, in the unshowned alternate embodiment of attached drawing, as long as linear motion can be converted by rotary motion
Mechanism also can be as the adjustment structure 30 of the application.
In of the invention and the embodiment of the present invention, after piece 10 is chosen in relaxation provokes silk thread 150, as shown in fig. 6, piece is chosen in relaxation
Similar trapezoidal structure is formed between 10 and silk thread 150, (height is also to provoke presetting for silk thread 150 to the height H of trapezium structure
Highly) meet following formula:
Wherein, L ' is that the waist of trapezium structure is long, and W is the width dimensions that piece 10 is chosen in relaxation, and L is clamp silk thread 150 first
Spacing between claw 3 and the second claw 4；Meanwhile the slackness S of silk thread 150 meets following formula:
S=(2 × L'+W)-L (2).
In above-mentioned formula, it is known parameters that parameter L, which chooses the width W of piece 10 with relaxation, in the actual process, according to design
It is required that being able to know that the slackness of silk thread 150, further according to above-mentioned formula (2), the long L ' of waist of trapezium structure can be calculated.Then,
According to formula (1), the height H that silk thread 150 is provoked can be calculated.
How height H that silk thread 150 provoked accurately is controlled, so that the slackness of silk thread 150 is met the requirements, it is necessary to
It goes to control using silk thread slackness regulating mechanism 100 of the invention.According to said before, by can accurately be controlled using micrometer
The distance that the second end of lever 20 processed moves downward recycles lever principle, so that it may it is accurate calculate and control lever 20 the
The distance that one end moves upwards, and then control relaxation and choose the height H that piece 10 provokes silk thread 150.
As depicted in figs. 1 and 2, in the embodiment of the present invention, adjustment structure 30 further includes being arranged in pedestal 40 and lever 20
Between return unit.Preferably, return unit is spring 60, and spring 60 is used to provide the effect for making it away from pedestal 40 for lever 20
Power is provided with locating slot on pedestal 40, and one end of spring 60 is abutted with the bottom wall of locating slot, and the outer wall of the other end and lever 20 supports
It connects.
In the unshowned alternate embodiment of attached drawing, two or more bullet can also be set according to actual needs
Spring 60.
As depicted in figs. 1 and 2, in the embodiment of the present invention, silk thread slackness regulating mechanism 100 further includes that piece is chosen in relaxation
10.Wherein, the first end that lever 20 is arranged in piece 10 is chosen in relaxation.
By above-mentioned setting, lever 20 is able to drive relaxation and chooses piece 10 and turn an angle relative to pedestal 40, so that loose
Relaxation is chosen piece 10 and is first contacted with silk thread 150, certain altitude is then lifted, to reach design requirement.Relative to the relevant technologies
In directly cut needed for length silk thread 150, can more acurrate and easily be adjusted using above-mentioned silk thread slackness regulating mechanism 100
The slackness of whole silk thread 150.
Specifically, it is laminated structure that piece 10 is chosen in relaxation, is fixed in the card slot of the first end of lever 20.
Certainly, in the alternate embodiment being not shown in the accompanying drawings, piece 10 or needle-like structures are chosen in relaxation.
Preferably, relaxation is chosen piece 10 and is made of metal.
As depicted in figs. 1 and 2, in the embodiment of the present invention, in order to which the position moved upwards to lever 20 is defined, silk
Line relaxation degree regulating mechanism 100 further includes the limiting section being arranged on pedestal 40.Specifically, limiting section is to connect with pedestal 40
Nut 50.
In the unshowned alternate embodiment of attached drawing of the present invention, screw can also be set by limiting section.
As depicted in figs. 1 and 2, in the embodiment of the present invention, silk thread slackness regulating mechanism 100 further includes connecting with pedestal 40
The grip part connect.
It, can be by silk thread slackness regulating mechanism 100 along the track of anchoring 110 by grip part by above-mentioned setting
Direction is pushed into or is withdrawn into predeterminated position, the relative position that piece 10 Yu silk thread 150 are chosen in relaxation is limited, so that it is guaranteed that can be more acurrate
The slackness of ground adjustment silk thread 150.
Specifically, grip part is the push rod 70 connecting with pedestal 40, and push rod 70 includes the first rod segment and connects with the first rod segment
The second rod segment connect, the first rod segment are threadedly coupled with pedestal 40.There is angle between first rod segment and the second rod segment.
It is provided with magnetic texure at the end face of pedestal 40 90, the installation of silk thread slackness regulating mechanism 100 to bracing wire is filled
After setting 110 predeterminated position, above-mentioned magnetic texure and anchoring 110 are adsorbed, and can consolidate silk thread slackness regulating mechanism 100
It is scheduled on anchoring 110.Wherein, predeterminated position herein is preferably such that relaxation chooses piece 10 and is located at silk thread 150 to be regulated
Lower section position.
In another embodiment of the invention, as shown in Figure 3 and Figure 4, a kind of bracing wire component is provided.Bracing wire component includes
Anchoring 110 and the silk thread slackness regulating mechanism 100 being arranged on anchoring 110, silk thread slackness regulating mechanism 100
It is movably disposed in a first direction relative to anchoring 110, anchoring 110 includes body 130 and connects with body 130
The pressing piece 140 connect, pressing piece 140 are movably disposed in a second direction relative to body 130.
Before silk thread slackness regulating mechanism 100 is assembled to anchoring 110, made by adjusting micrometer head 32
Between micrometer head 32 and lever 20 there is a certain distance (after the distance determines, it is downward can to limit 20 second end of lever
The distance of rotation, thus the distance that the first end for limiting lever 20 is rotated up), then adjusted silk thread slackness by grip part
Mechanism 100 is pushed into predeterminated position along the orbital direction of anchoring 110, then right using the pressing piece 140 of anchoring 110
The second end of lever 20 applies downward active force, in this way, the first end of lever 20 moves up, so that relaxation be driven to choose piece 10
Upper Pick Wire line 150 relaxes so that silk thread 150 has certain slackness when fixing and exiting silk thread for the both ends of silk thread 150
Spend regulating mechanism 100 after, the slackness of silk thread 150 can satisfy design requirement, relative in the related technology directly cutting institute
The silk thread 150 for needing length can more acurrate and easily adjust silk thread 150 using above-mentioned silk thread slackness regulating mechanism 100
Slackness.
In the related technology, it is adjusted merely with slackness of the anchoring 110 to silk thread 150, and in the application, by silk
Line relaxation degree regulating mechanism 100 is combined with anchoring 110, can accurately adjust the slackness of silk thread 150.In the following, to silk
The adjustment process of 150 slackness of line is specifically described:
Step S05: utilizing anchoring bracing wire, so that silk thread 150 is threaded through upper tabletting 1 and the lower sheeting 2 of product 120
In claw, one end of silk thread 150 is fixed in the claw of lower sheeting 2 of product 120, at this point, the claw of the lower sheeting 2 is in
Clamp state, the other end of silk thread 150 are fixed on the wire holding machine of anchoring 110 after the claw of the upper tabletting 1 of product 120
On structure, at this point, silk thread 150 is in the state being straightened substantially；
Step S10: along the x axis, by the installation to the guide rail of anchoring 110 of silk thread slackness regulating mechanism 100, make
It must relax and choose the top that piece 10 is located at product 120；
Step S20: silk thread 150 is propped up using the lever 20 of silk thread slackness regulating mechanism 100；Preferably, when lever 20
First end be equipped with relaxation when choosing piece 10, step S20 further includes the steps that choosing piece 10 using relaxation props up silk thread 150.
Step S25: the top (specifically as shown in Figure 5) that piece 10 is chosen in relaxation is arranged in silk thread 150；
Step S40: moving downward the spring pin as pressing piece 140 on anchoring 110, applies to lever 20
The second end of downward active force, such lever 20 is rotated down and is contacted with micrometer head 32, while the first end of lever 20
It drives relaxation to choose piece 10 to move upwards, the function of preset height will be chosen by realizing on silk thread 150；
Step S50: trip spring pin, relaxation are chosen piece 10 and are moved down, separate with silk thread 150；
Step S60: 150 other end of silk thread is fixedly clamped using the claw of the upper tabletting 1 of product 120.
Through the above steps, that is, the silk thread 150 between upper tabletting 1 and lower sheeting 2 may make to meet slackness requirement.
It should be noted that there is no ordinal relation between step S50 and step S60, step S50 or step S60 is first carried out.
After step S50, the track by silk thread slackness regulating mechanism 100 along anchoring 110 can also be performed
The step moved outward.
After step S60, the step of cutting off silk thread 150 is executed, in this way, the silk thread 150 of required length is fixed on pressure
Between piece 1 and lower sheeting 2.
After choosing the step of piece 10 props up silk thread 150 using relaxation, take-up method is further comprising the steps of:
Formation trapezium structure (see Fig. 6) is chosen between piece 10 and silk thread 150 in control relaxation, the height H of trapezium structure by with
Lower formula obtains:
Wherein, L ' is that the waist of trapezium structure is long, and W is the width dimensions that piece 10 is chosen in relaxation, and L is clamp silk thread 150 first
Spacing between claw 3 and the second claw 4；The slackness S of silk thread 150 is obtained by following formula:
S=(2 × L'+W)-L.
In above-mentioned formula, it is known parameters that parameter L, which chooses the width W of piece 10 with relaxation, in the actual process, according to design
It is required that being able to know that the slackness of silk thread 150, further according to above-mentioned formula (2), the long L ' of waist of trapezium structure can be calculated.Then,
According to formula (2), the height H that silk thread 150 is provoked can be calculated.
How height H that silk thread 150 provoked accurately is controlled, so that the slackness of silk thread 150 is met the requirements, it is necessary to
It goes to control using silk thread slackness regulating mechanism 100 of the invention.
The clip position for adjusting product 120 repeats the pine for other three silk threads 150 that step 20 completes product 120 to 60
Line relaxation degree regulating mechanism 100 is finally exited the track of wire-drawing frame 110 by the adjusting of sag.
It, specifically, can be according to silk thread when setting the slackness of silk thread 150 in the present invention and the embodiment of the present invention
150 shrinkage rates and change, such as: the heat shrink ratio of silk thread 150 used is 5%, and effectively linear shrinkage rates are 3%
(will cause OIS motor due to not being linear change more than 3% part and be unable to accurately control).
It can be adjusted according to the linear contraction ratio 3% of silk thread 150 when adjusting slackness, it is assumed that two of OIS motor
Spacing between claw is 10mm, it is desirable that for silk thread 150 drives motor movement 100um, the slackness of silk thread 150 is X, then loose
Sag X meets following formula:
(10×103+ X) × 3% > 100+X × (1-3%)
It is calculated, X < 212.8um.
Since closer to 212.8um, motor reliability standard is higher, therefore 200um can be generally chosen as motor relaxation
Degree.Therefore 150 precision of silk thread need to be controlled in 200 ± 10um.
In the description of the present invention, it is to be understood that, the noun of locality such as " front, rear, top, and bottom, left and right ", " it is laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System, is merely for convenience of description of the present invention and simplification of the description, in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is limiting the scope of the invention；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements: utilizing thousand points
Ruler head can accurately define the distance that the second end of lever moves down, thus the first end for limiting lever move up away from
From in this way, the first end of i.e. adjustable lever provokes the height of silk thread, so that silk thread meets slackness requirement.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (17)
1. a kind of silk thread slackness regulating mechanism for anchoring, which is characterized in that the silk thread slackness regulating mechanism
(100) include:
Pedestal (40)；
Lever (20), the lever (20) are rotatably arranged on the pedestal (40), and the lever (20) at least has energy
It enough props up the first position of silk thread (150) and unclamps the second position of the silk thread (150).
2. silk thread slackness regulating mechanism according to claim 1, which is characterized in that the lever (20) has opposite set
The first end and second end set, the first end of the lever (20) is for propping up or unclamping the silk thread (150), the silk thread pine
Sag regulating mechanism further includes the adjustment structure (30) being arranged on the pedestal (40), and the adjustment structure (30) is relative to institute
Pedestal (40) is stated to be movably disposed to limit the distance that the second end of the lever (20) moves down.
3. silk thread slackness regulating mechanism according to claim 2, which is characterized in that the adjustment structure (30) include with
The micrometer head (32) of pedestal (40) connection, the micrometer head (32) include:
Lead screw (323)；
Shell (322), is set in the periphery of the lead screw (323)；
It adjusts sleeve (321), is threadedly coupled with the lead screw (323), after rotating adjusting sleeve (321), the lead screw
(323) it can move up and down；
Alternatively, the pedestal (40), which is equipped with, adjusts through-hole, the adjusting through-hole has internal screw thread, adjustment structure (30) packet
Screw is included, the screw is connect with the internal screw thread for adjusting through-hole.
4. silk thread slackness regulating mechanism according to claim 1, which is characterized in that the silk thread slackness regulating mechanism
It (100) further include that relaxation is chosen piece (10), the relaxation chooses piece (10) setting in the first end of the lever (20).
5. silk thread slackness regulating mechanism according to claim 4, which is characterized in that choose piece (10) when the relaxation and provoke
After the silk thread (150), the relaxation, which is chosen, forms trapezium structure, the trapezium structure between piece (10) and the silk thread (150)
Height H meet following formula:
Wherein, L ' is that the waist of the trapezium structure is long, and W is the width dimensions that piece (10) are chosen in relaxation, and L is to clamp the silk thread
(150) the spacing between two claws；And/or the slackness S of the silk thread (150) meets following formula:
S=(2 × L'+W)-L.
6. silk thread slackness regulating mechanism according to any one of claim 1 to 5, which is characterized in that the silk thread pine
Sag regulating mechanism (100) further includes the return unit being arranged between the pedestal (40) and the lever (20).
7. silk thread slackness regulating mechanism according to any one of claim 1 to 5, which is characterized in that the silk thread pine
Sag regulating mechanism (100) further includes the limiting section being arranged on the pedestal (40), and the limiting section is used for the lever
(20) position moved upwards is defined.
8. silk thread slackness regulating mechanism according to claim 7, which is characterized in that the limiting section be and the pedestal
(40) nut (50) connected.
9. silk thread slackness regulating mechanism according to any one of claim 1 to 5, which is characterized in that the silk thread pine
Sag regulating mechanism (100) further includes the grip part connecting with the pedestal (40).
10. silk thread slackness regulating mechanism according to any one of claim 1 to 5, which is characterized in that the silk thread pine
Sag regulating mechanism further includes shaft (80), and the pedestal (40) is equipped with the first installation through-hole, and the lever (20) is equipped with
The second installation through-hole corresponding with first installation through-hole, the shaft (80) are threaded through first installation through-hole and described
In second installation through-hole.
11. a kind of bracing wire component, which is characterized in that the bracing wire component includes anchoring (110) and is arranged in the bracing wire
Silk thread slackness regulating mechanism (100) on device (110), wherein the silk thread slackness regulating mechanism (100) is wanted for right
Silk thread slackness regulating mechanism (100) described in asking any one of 1 to 10.
12. bracing wire component according to claim 11, which is characterized in that silk thread slackness regulating mechanism (100) phase
The anchoring (110) is movably disposed in a first direction.
13. bracing wire component according to claim 11, which is characterized in that the anchoring (110) includes body (130)
With the pressing piece (140) connecting with the body (130), the pressing piece (140) is relative to the body (130) in second party
It is movably disposed upwards.
14. a kind of take-up method of silk thread slackness, which is characterized in that the take-up method is appointed using in claim 11 to 13
Bracing wire component described in one carry out take-up, the take-up method the following steps are included:
Step S10: by silk thread slackness regulating mechanism (100) installation to the anchoring (110)；
Step S20: silk thread (150) are propped up using the lever (20) of the silk thread slackness regulating mechanism (100).
15. the take-up method of silk thread slackness according to claim 14, which is characterized in that the silk thread slackness is adjusted
Mechanism (100) further includes that piece (10) are chosen in the relaxation being arranged in the lever (20) one end, in the step S20, the take-up
Method further includes the steps that piece (10) is chosen using the relaxation props up the silk thread (150).
16. the take-up method of silk thread slackness according to claim 14, which is characterized in that the lever (20) has phase
To the first end and second end of setting, the silk thread slackness regulating mechanism further includes the adjustment being arranged on the pedestal (40)
Structure (30), the adjustment structure (30) are movably disposed relative to the pedestal (40), and the step S20 further includes utilizing
The step of silk thread (150) is propped up preset height by the adjustment structure (30).
17. the take-up method of silk thread slackness according to claim 15, which is characterized in that choosing piece using the relaxation
(10) after the step for propping up the silk thread (150), the take-up method is further comprising the steps of:
It controls the relaxation and chooses and form trapezium structure between piece (10) and the silk thread (150), the height H of the trapezium structure is logical
Cross following formula acquisition:
Wherein, L ' is that the waist of the trapezium structure is long, and W is the width dimensions that piece (10) are chosen in the relaxation, and L is to clamp the silk thread
(150) the spacing between two claws；And/or the slackness S of the silk thread (150) is obtained by following formula:
S=(2 × L'+W)-L.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910351571.2A CN110072053B (en) | 2019-04-28 | 2019-04-28 | Silk thread looseness adjusting mechanism, pull-up assembly and thread picking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910351571.2A CN110072053B (en) | 2019-04-28 | 2019-04-28 | Silk thread looseness adjusting mechanism, pull-up assembly and thread picking method |
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| CN110072053B CN110072053B (en) | 2024-06-21 |
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| CN201910351571.2A Active CN110072053B (en) | 2019-04-28 | 2019-04-28 | Silk thread looseness adjusting mechanism, pull-up assembly and thread picking method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111331055A (en) * | 2020-04-10 | 2020-06-26 | 深圳市海目星激光智能装备股份有限公司 | Thread take-up mechanism |
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| US20050253425A1 (en) * | 2004-04-28 | 2005-11-17 | Massachusetts Institute Of Technology | Rapid heating, cooling and massaging for car seats using integrated shape memory alloy actuators and thermoelectric devices |
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| CN110072053B (en) | 2024-06-21 |
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