CN107781365A - A kind of cingulum pressing device applied to compact stabilized platform - Google Patents
A kind of cingulum pressing device applied to compact stabilized platform Download PDFInfo
- Publication number
- CN107781365A CN107781365A CN201710861640.5A CN201710861640A CN107781365A CN 107781365 A CN107781365 A CN 107781365A CN 201710861640 A CN201710861640 A CN 201710861640A CN 107781365 A CN107781365 A CN 107781365A
- Authority
- CN
- China
- Prior art keywords
- movable pulley
- cingulum
- pressing device
- flat
- toothed belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
- F16H2007/0842—Mounting or support of tensioner
-
- 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
- F16H2007/0863—Finally actuated members, e.g. constructional details thereof
- F16H2007/0872—Sliding members
-
- 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
- F16H2007/0889—Path of movement of the finally actuated member
- F16H2007/0891—Linear path
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a kind of cingulum pressing device applied to compact stabilized platform, two sets of cingulum pressing devices correspond to motor driving shaft and azimuth axis respectively, often covering cingulum pressing device includes longitudinal sliding motion wheel group and slides laterally wheel group, slide laterally wheel group and move horizontally drive longitudinal sliding motion wheel compression flat-toothed belt, realize the compression of flat-toothed belt and transmission device.The present invention is fixed using movable pulley, adjusts flat-toothed belt with respect to degree is compressed between shafting by adjusting movable pulley, solves the problems such as drive belt slip, extension, aging, avoid the occurrence of Servodrive Mechanical Resonance, improve servo BREATHABLE BANDWIDTH scope；Secondly, it is in light weight compared to traditional two axle framework photoelectric stable platforms, transmission efficiency.
Description
Technical field
The present invention relates to servo-control system field, more particularly to a kind of cingulum applied to compact stabilized platform compresses dress
Put.
Background technology
Closely in recent years, the market demand of miniaturization photo-electricity stabilized platform is more and more, and main application field includes：Peace
The fields such as anti-, fire-fighting, monitoring.Under the conditions of the high zoom of visual field, photoelectric stable platform, which does not require nothing more than, ensures high-precision anti-interference, and
There is volume miniaturization, weight lightweight.Traditional photovoltaic stabilized platform shafting type of drive is mostly torque direct drive,
As shown in figure 5, advantage is the features such as torque efficiencies is high, torque deposit is high.Shortcoming is that volume and weight is excessive, and it is whole to be unfavorable for platform
Machine spatial arrangement, and propose high requirement for aircraft load capacity.Although mechanical gear transmission can avoid above-mentioned ask
Topic, but long-distance transmission can bring high speed reducing ratio, reduce electric efficiency, is also inevitably present that between cog backlash is larger to ask
Topic.
General belt-type transmission uses the form with direct connection, as shown in Figure 3, Figure 4, and is rubbed more using smooth zone by transmission
Wipe power to be driven, can so bring the situation of belt slippage to occur, can influence to be driven execution efficiency.Transmission belt is due to making simultaneously
Caused transmission belt extension, problem of aging with overlong time, not only result in transmission effect and are deteriorated, replacing transmission also occurs
The demand of band, so as to bring the waste on time and expense.
The content of the invention
In view of this, the invention provides a kind of cingulum pressing device applied to compact stabilized platform, the cingulum to compress
Device solves the problems such as torque directly drives big stabilized platform volume caused by the kind of drive, heavy, big backlash and and machinery
The problems such as drive belt slip, extension caused by gear transmission mode, aging, transmission efficiency.
Specific embodiments of the present invention are as follows：
A kind of cingulum pressing device applied to compact stabilized platform, the cingulum pressing device fill applied to Toothed Belts Gearing
Put, the power transmission toothed belt drive includes support baseboard, motor driving shaft, azimuth axis and flat-toothed belt, motor driving shaft and orientation
The parallel installation of axle, and be installed vertically on support baseboard, it is connected between azimuth axis and motor driving shaft using flat-toothed belt,
Two sets of cingulum pressing devices correspond to motor driving shaft and azimuth axis respectively, often cover cingulum pressing device include longitudinal sliding motion wheel group and
Wheel group is slid laterally, wheel group is slid laterally and moves horizontally drive longitudinal sliding motion wheel compression flat-toothed belt, realize flat-toothed belt
With the compression of transmission device.
Further, often set cingulum pressing device includes four movable pulleies and tooth form holddown belt；
Described four movable pulley one end are arranged on support by tooth form holddown belt around tooth form engagement, the movable pulley other end is formed
In movable pulley mounting groove on bottom plate, and being moved along movable pulley mounting groove, two of which movable pulley mounting groove is horizontally disposed with, and two
The line of centres of individual movable pulley mounting groove crosses the axle center of azimuth axis, two other movable pulley mounting groove be arranged on flat-toothed belt with
On two cusp positions that azimuth axis is formed；The cingulum corresponding with azimuth axis of cingulum pressing device corresponding to motor driving shaft compresses
Device is consistent.
Further, two movable pulley mounting grooves on the cusp position of the azimuth axis side are vertically arranged, motor driving
Two movable pulley mounting grooves on the cusp position of axle side are horizontally disposed with.
Further, the centre two of four movable pulleies set in horizontal direction shares a movable pulley mounting groove.
Beneficial effect：
1st, the present invention be fixed using movable pulley, by adjust movable pulley adjust flat-toothed belt relatively shafting it
Between compress degree, solve the problems such as drive belt slip, extension, aging, avoid the occurrence of Servodrive Mechanical Resonance, improve servo
BREATHABLE BANDWIDTH scope；Secondly, it is in light weight compared to traditional two axle framework photoelectric stable platforms, transmission efficiency.
2nd, the present invention has taken into full account that azimuth axis and flat-toothed belt meshed gears quantity are more, the requirement to axial play engagement
Height, therefore two movable pulley mounting grooves on the cusp position of azimuth axis side are vertically arranged, and compress flat-toothed belt, it is ensured that slide
Wheel engages with the flat-toothed belt moment, and between cog backlash is small；Two movable pulley mounting grooves on the cusp position of motor driving shaft side
It is horizontally disposed, movable pulley on the one hand can be compressed flat-toothed belt, on the other hand make flat-toothed belt tensioning and anti-relaxation, from
And flat-toothed belt is avoided to extend flat-toothed belt service life due to the long and caused skidding of usage time, save
The replacing construction of flat-toothed belt is saved.
3rd, the centre two of four movable pulleies set in horizontal direction of the present invention shares the groove that is slidably installed, processing side
Just and intensity is reliable.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the top view of the present invention；
Fig. 3 is not improve the small-sized axle photoelectric stable platform structural representation of Toothed Belts Gearing mode two；
Fig. 4 is the top view for not improving the small-sized axle photoelectric stable platform of Toothed Belts Gearing mode two；
Fig. 5 is traditional two axle framework photoelectric stable platform structural representations.
Wherein, 1- support baseboards, 2- motor driving shafts, 3- azimuth axis, 4- movable pulleies I, 6- movable pulley mounting grooves, 8- tooth forms
Transmission belt, 9- tooth forms holddown belt II, 10- motors, 11- tooth forms holddown belt I, 12- platform frameworks, 13- load, 14- movable pulleies II,
15- movable pulleies III, 16- movable pulleies IV, 17- movable pulleies V, 18- movable pulleies VI, 19- movable pulleies VII, 20- movable pulleies VIII.
Embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
The invention provides a kind of cingulum pressing device applied to compact stabilized platform, applied to power transmission toothed belt drive,
Mainly for miniaturization two axle photoelectric stable platforms, can also expanded application other field, the power transmission toothed belt drive include support
Bottom plate 1, motor driving shaft 2, azimuth axis 3 and flat-toothed belt 8, motor driving shaft 2 and the 3 parallel installation of azimuth axis of motor 10,
And be fixed on support baseboard 1, it is connected between azimuth axis 3 and motor driving shaft 2 using flat-toothed belt 8, load 13 passes through
Platform framework 12 is connected with azimuth axis 3, and the cingulum pressing device of the present embodiment includes movable pulley I 4, movable pulley II 14, movable pulley
III 15, movable pulley IV 16, movable pulley V 17, movable pulley VI 18, movable pulley VII 19, movable pulley VIII 20, tooth form holddown belt II 9 and tooth
Shape holddown belt I 11, as shown in Figure 1.
Cingulum pressing device includes corresponding to azimuth axis 3：Movable pulley I 4, movable pulley II 14, movable pulley III 15, movable pulley IV
16 and tooth form holddown belt I 11.
As shown in Fig. 2 four movable pulley one end are engaged by tooth form holddown belt I 11 around tooth form is formed, the movable pulley other end
It is arranged in the movable pulley mounting groove on support baseboard 1, and is moved along movable pulley mounting groove, two of which movable pulley mounting groove water
It is flat to set, and the line of centres of two movable pulley mounting grooves crosses the axle center of azimuth axis 3, two other movable pulley mounting groove is arranged on
On two cusp positions that flat-toothed belt 8 is formed with azimuth axis 3, and the two movable pulley mounting grooves on cusp position are vertical
Set.As shown in figure 1, movable pulley I 4, movable pulley II 14 are located in two movable pulley mounting grooves being vertically arranged, i.e. movable pulley I 4
With movable pulley II 14 respectively along movable pulley mounting groove vertical shift, movable pulley III 15, movable pulley IV 16 it is horizontally disposed two
In individual movable pulley mounting groove.
Cingulum pressing device includes corresponding to motor driving shaft 2：Movable pulley V 17, movable pulley VI 18, movable pulley VII 19, cunning
Driving wheel VIII 20 and tooth form holddown belt II 9.
As shown in Fig. 2 four movable pulley one end are engaged by tooth form holddown belt II 9 around tooth form is formed, the movable pulley other end
It is arranged in the movable pulley mounting groove on support baseboard 1, and is moved along movable pulley mounting groove, two of which movable pulley mounting groove water
It is flat to set, and the line of centres of two movable pulley mounting grooves crosses the axle center of motor driving shaft 2, two other movable pulley mounting groove is set
Put on two cusp positions formed in flat-toothed belt 8 and motor driving shaft 2, and the two movable pulleies peace on cusp position
Tankage is horizontally disposed with.As shown in figure 1, movable pulley VII 19, movable pulley VIII 20 are located at horizontally disposed two slips on cusp position
Take turns in mounting groove, i.e. movable pulley VII 19 and movable pulley VIII 20 moves horizontally along movable pulley mounting groove, movable pulley V 17, movable pulley VI
In 18 two horizontally disposed movable pulley mounting grooves.
For ease of processing and sharing a slip in view of the intensity of support baseboard 1, movable pulley IV 16 and movable pulley V 17
Take turns mounting groove 6.
All movable pulleies are arranged in the movable pulley mounting groove of external support bottom plate 1, movable pulley is moved on a large scale
It is dynamic, by adjusting thrust of the movable pulley between the position of movable pulley mounting groove, the fixed movable pulley of regulation and each shafting so that
Flat-toothed belt preferably coordinates with power transmission shaft.
One end that movable pulley stretches out movable pulley mounting groove is threaded, and is realized by coordinating with nut thread in movable pulley
Fixation in mounting groove.
Specific implementation is as follows：
Step 1, according to the design requirement of platform weight volume, tooth form gearing structure is rationally designed, in support baseboard
Design processing movable pulley mounting groove on 1.
Step 2, flat-toothed belt 8 is installed on formation tooth form between motor driving shaft 2 and azimuth axis 3 and engaged, and by electricity
Machine drive shaft 2 drives azimuth axis 3 to be rotated, gearratio 1:3；
Step 3, installs movable pulley in corresponding movable pulley mounting groove, and by tooth form holddown belt II 9 and movable pulley V
17th, movable pulley VI 18, movable pulley VII 19, movable pulley VIII 20 coordinate installation, and by movable pulley VII 19, movable pulley VIII 20 be fitted in
On the outer surface of flat-toothed belt 8 that motor driving shaft 2 engages；By tooth form holddown belt I 11 and movable pulley I 4, movable pulley II 14, slide
Driving wheel III 15, movable pulley IV 16 coordinate installation, and movable pulley I 4, movable pulley II 14 are fitted in the tooth engaged with azimuth axis 3
On the outer surface of shape transmission belt 8；
Step 4, the movable pulley in horizontal direction is moved along horizontal direction, drive movable pulley I 4 and movable pulley II 14
Respectively along being slidably installed groove vertical shift, compressed to the axis direction of azimuth axis 3, while movable pulley VII 19 and movable pulley VIII 20 are along cunning
Dynamic mounting groove moves horizontally, so that flat-toothed belt 8 is tightened between two axles；
Step 5, step and sinusoidal motion are realized using external circuit driving azimuth axis 3, response curve is observed and adjusts water
Square upwards position of each movable pulley, finally makes azimuth motion curve smoothing and without larger fluctuation.
When tilter is with 3 °, 1.67Hz sinusoidal motions, light is monitored in the case where changing and not changing Toothed Belts Gearing mode respectively
Electric stabilized platform velocity-stabilization situation.For Toothed Belts Gearing mode is compared to more improvement Toothed Belts Gearing mode after improvement, hence it is evident that keep away
Exempt from the phenomenon of shafting transmission slip, improve transmission efficiency；For more traditional direct-driving type stabilized platform, this construction weight
It is relative to mitigate 20% or so.
In summary, presently preferred embodiments of the present invention is these are only, is not intended to limit the scope of the present invention.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (4)
1. a kind of cingulum pressing device applied to compact stabilized platform, the cingulum pressing device fills applied to Toothed Belts Gearing
Put, the power transmission toothed belt drive includes support baseboard, motor driving shaft, azimuth axis and flat-toothed belt, motor driving shaft and orientation
The parallel installation of axle, and be installed vertically on support baseboard, it is connected between azimuth axis and motor driving shaft using flat-toothed belt,
Characterized in that, two sets of cingulum pressing devices correspond to motor driving shaft and azimuth axis respectively, often covering cingulum pressing device includes indulging
To movable pulley group and wheel group is slid laterally, wheel group is slid laterally and moves horizontally drive longitudinal sliding motion wheel compression flat-toothed belt, it is real
The compression of existing flat-toothed belt and transmission device.
2. it is applied to the cingulum pressing device of compact stabilized platform as claimed in claim 1, it is characterised in that often cover cingulum pressure
Tight device includes four movable pulleies and tooth form holddown belt；
Described four movable pulley one end are arranged on support baseboard by tooth form holddown belt around tooth form engagement, the movable pulley other end is formed
On movable pulley mounting groove in, and moved along movable pulley mounting groove, two of which movable pulley mounting groove is horizontally disposed with, and two cunnings
The line of centres of driving wheel mounting groove crosses the axle center of azimuth axis, and two other movable pulley mounting groove is arranged on flat-toothed belt and orientation
On two cusp positions that axle is formed；The cingulum pressing device corresponding with azimuth axis of cingulum pressing device corresponding to motor driving shaft
Unanimously.
3. it is applied to the cingulum pressing device of compact stabilized platform as claimed in claim 1, it is characterised in that the azimuth axis
Two movable pulley mounting grooves on the cusp position of side are vertically arranged, two movable pulleies on the cusp position of motor driving shaft side
Mounting groove is horizontally disposed with.
4. it is applied to the cingulum pressing device of compact stabilized platform as claimed in claim 1, it is characterised in that in horizontal direction
The centre two of four movable pulleies set shares a movable pulley mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710861640.5A CN107781365B (en) | 2017-09-21 | 2017-09-21 | A kind of tooth band pressing device applied to compact stabilized platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710861640.5A CN107781365B (en) | 2017-09-21 | 2017-09-21 | A kind of tooth band pressing device applied to compact stabilized platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107781365A true CN107781365A (en) | 2018-03-09 |
| CN107781365B CN107781365B (en) | 2019-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710861640.5A Active CN107781365B (en) | 2017-09-21 | 2017-09-21 | A kind of tooth band pressing device applied to compact stabilized platform |
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| Country | Link |
|---|---|
| CN (1) | CN107781365B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735894A (en) * | 2019-11-13 | 2020-01-31 | 珠海格力智能装备有限公司 | Synchronous belt auxiliary mounting mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6086036A (en) * | 1998-06-16 | 2000-07-11 | Santa Cruz; Cathy D. | Vehicle emergency auxiliary by-pass device |
| JP2003237599A (en) * | 2002-02-18 | 2003-08-27 | Koyo Seiko Co Ltd | Electric power steering device |
| CN2830650Y (en) * | 2005-11-03 | 2006-10-25 | 何力 | Leather belt driving gear of admission gear of small 4-stroke I.C. engine |
| DE102009003366A1 (en) * | 2009-01-22 | 2010-07-29 | Contitech Antriebssysteme Gmbh | Belt drive with tensioning system |
| CN102849220A (en) * | 2012-09-04 | 2013-01-02 | 北京航空航天大学 | Orientation driving/locking device for inertially-stabilized platform |
-
2017
- 2017-09-21 CN CN201710861640.5A patent/CN107781365B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6086036A (en) * | 1998-06-16 | 2000-07-11 | Santa Cruz; Cathy D. | Vehicle emergency auxiliary by-pass device |
| JP2003237599A (en) * | 2002-02-18 | 2003-08-27 | Koyo Seiko Co Ltd | Electric power steering device |
| CN2830650Y (en) * | 2005-11-03 | 2006-10-25 | 何力 | Leather belt driving gear of admission gear of small 4-stroke I.C. engine |
| DE102009003366A1 (en) * | 2009-01-22 | 2010-07-29 | Contitech Antriebssysteme Gmbh | Belt drive with tensioning system |
| CN102849220A (en) * | 2012-09-04 | 2013-01-02 | 北京航空航天大学 | Orientation driving/locking device for inertially-stabilized platform |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735894A (en) * | 2019-11-13 | 2020-01-31 | 珠海格力智能装备有限公司 | Synchronous belt auxiliary mounting mechanism |
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| Publication number | Publication date |
|---|---|
| CN107781365B (en) | 2019-11-12 |
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