CN204719601U - A kind of digital adjustable damping handle apparatus - Google Patents
A kind of digital adjustable damping handle apparatus Download PDFInfo
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- CN204719601U CN204719601U CN201520401714.3U CN201520401714U CN204719601U CN 204719601 U CN204719601 U CN 204719601U CN 201520401714 U CN201520401714 U CN 201520401714U CN 204719601 U CN204719601 U CN 204719601U
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- Prior art keywords
- axle sleeve
- rotary encoder
- spring
- handle apparatus
- turning axle
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Abstract
The utility model discloses a kind of digital adjustable damping handle apparatus, this device comprises support (10), scale cover (2), turning axle (5), handlebar (1), left axle sleeve (10), right axle sleeve (4), butterfly spring (6), friction ring (3), rotary encoder (9) and operating platform (12); Produce damping-force adjustable by butterfly spring, handle can location, optional position in operation interval, and operating force can quick adjustment; Angle input signal is converted to digital signal by rotary encoder by handle apparatus, obtains effective control parameter, thus controls control object.Angle ambiguity Parameter Switch can be digital control parameters by the utility model, and by data processing, improve control accuracy high, apparatus structure is simple and reliable, and damping is easy to adjust, long service life.
Description
Technical field
The utility model relates to industrial field device operation control field, is specifically related to a kind of digital adjustable damping handle apparatus.
Background technology
In industry spot production run, user passes through operating grip, the situation that opertaing device runs gets more and more, user requires also more and more higher to operational comfort, when requiring operation, hand unclamps that back handle is still fixing not to be loosened, operating force arbitrarily can regulate according to distinct device and different user, and claimed apparatus is simple and reliable, and control accuracy is high.
For the operating grip device of current domestic southwestern Aluminum group 30,000 ton large-scale hydraulic forging press, this handle actuation means adopts spring compresses steel ball to enter pilot hole to locate, can only carry out having level to locate and operating force can not regulate, steel ball and the long-time point cantact friction of locating surface, steel ball and surface wear serious, device lifetime is short, and maintenance cost is high; Physical control signal is converted to the anglec of rotation of rotary encoder after being amplified by gear simultaneously, and gear drive there is transmission error and rotary encoder alignment error makes to depart from dispenser gear axle initial point its zero point, causes control accuracy low, poor reliability.Therefore, be necessary that exploitation is a kind of simple and reliable, the handle actuation means that control accuracy is high.
Utility model content
For solving above-mentioned the deficiencies in the prior art, the utility model provides a kind of digital adjustable damping handle apparatus, and this apparatus structure is simple, and convenient for installation and maintenance, control accuracy is high.
A kind of digital adjustable damping handle apparatus, comprises support 10, scale cover 2, turning axle 5, handlebar 1, left axle sleeve 10, right axle sleeve 4, butterfly spring 6, friction ring 3, rotary encoder 9 and operating platform 12;
Scale cover is for limiting work angle, and on scale cover, install label alert can shift certain position onto and represent what operational order simultaneously by handle;
Described support is fixed on operating platform lower surface, and scale cover is fixing on the operational platform, and handlebar is through operating platform, and lower end is connected with turning axle, the rotation center of handlebar 1 and the axis coinciding of turning axle 5;
Described pedestal lower end is provided with left axle sleeve and right axle sleeve, and turning axle is arranged on support by left axle sleeve and right axle sleeve, left axle sleeve and the friction ring be all equipped with between right axle sleeve and rotating shaft for generation of frictional damping;
An axle sleeve in described left axle sleeve and right axle sleeve is fixed on support by supporting bolts and nuts, and and be provided with spring between bolt;
Described turning axle is connected with the rotating shaft of rotary encoder.
Described spring is butterfly spring.
Adopt butterfly spring, better can regulate the damping force between friction ring and turning axle.
Described butterfly spring comprises superimposed cluster spring or composite combined spring;
Described superimposed cluster spring refers to that multi-disc butterfly spring adopts and stacks in the same way or oppositely;
Described composite combined spring refers to that multi-disc butterfly spring adopts in the same way and oppositely mixing stacks.
Turning axle between described left axle sleeve and right axle sleeve is provided with positioning step, and described friction ring is arranged on described positioning step.
Arranging positioning step is in order to better fixed friction ring.
Described rotary encoder adopts through hole or blind hole to be connected with rotating shaft coaxle;
Described turning axle inserts blind hole or the through hole of rotary encoder, is locked by holding screw.
Original handle arrangement causes adopting shaft type scrambler, needs to adopt intermediate connecting mechanism as shaft coupling or gear pair, and rotation shaft angle is passed to scrambler, there is transmission error and complex structure, turning axle directly inserts in through hole or blind hole, locks with holding screw, structure is simple, without transmission error.
Described rotary encoder is single-ring absolute type rotary encoder.
Single-ring encoder precision is high, and working range can not more than 360 °;
There are cumulative errors at zero point in incremental encoder, anti-interference poor, shuts down and need power-fail memory function, and start needs small change point or reference bit; Each position of absolute encoder is definitely unique, without the need to power-failure memory, start shooting without the need to small change point or reference bit, compile noiseproof feature, data reliability high.
Produce damping-force adjustable by butterfly spring, handlebar can location, optional position in operation interval, and operating force can quick adjustment; Angle input signal is converted to digital signal by rotary encoder by handle apparatus, carries out zero point setting and angular transition process to the raw data of rotary encoder, obtains effective control parameter, thus controls control object.
Operating personnel's driving handle bar 1 rotates, handlebar 1 rotation center and turning axle 5 axis coinciding, and turning axle 5 rotates under left axle sleeve 4 with the support of right axle sleeve 9, and 5 degree of freedom are restrained, only can rotate around axle center, and protection scrambler 8 is not damaged by turning axle 5;
Adopt blind hole type scrambler and rotating shaft coaxle to lock, the handlebar anglec of rotation passes to rotary encoder by turning axle, and compared to original structure being transmitted angle by gear, this structure is simple, and reliable and stable, without transmission error, control accuracy is high;
By bolts and nuts extruding butterfly spring 6, turning axle 5 is compressed by right axle sleeve 4 by the axle pressure of generation, and friction ring 3 produces frictional resistance, ensures that handlebar 1 and turning axle 5 are fixed, at an arbitrary position without free movement situation;
Friction ring 3 is made up of high-abrasive material, protects other parts not to be worn while providing frictional resistance, and it is convenient to change; Friction force is by bolts and nuts quick adjustment, simple to operate, strong adaptability;
Butterfly spring 6 is standard component, and it is convenient to change, and maintenance cost is low.
Beneficial effect
The digital adjustable damping handle apparatus of the one that the utility model provides, relative to prior art, has following useful technology and economic effect:
1) handle apparatus adopts scrambler the angle control signal of physics to be converted to the digital controlled signal of scrambler, improves Systematical control precision and antijamming capability.
2) produce damping-force adjustable by butterfly spring, handlebar can location, optional position in operation interval, and operating force can quick adjustment; Angle input signal is converted to digital signal by rotary encoder by handle apparatus, carries out zero point setting and angular transition process to the raw data of rotary encoder, obtains effective control parameter, thus controls control object.
3) this device handlebar is under damping-force adjustable effect, can keep in optional position, workspace, and solving original handle can only the shortcoming of static fixing, and adjusting bolt can conveniently adjust operation damping force, and dirigibility is high;
4) adopt blind hole type scrambler and rotating shaft coaxle to lock, the handlebar anglec of rotation passes to rotary encoder by turning axle, and compared to original structure being transmitted angle by gear, this structure is simple, and reliable and stable, without transmission error, control accuracy is high;
4) this apparatus structure is simple, and parts are few, install easy to process, practical, solve the transmission error that gear drive causes, improve control accuracy;
5) while friction ring provides friction force, protect other parts not damaged, friction ring is changed convenient, and device maintenance cost is low, long service life.
Accompanying drawing explanation
Fig. 1 is the utility model handle actuation means structure intention;
Fig. 2 is adjustable damping structural representation;
The position relationship schematic diagram that Fig. 3 is rotary encoder self zero point and works between zero point, wherein, figure (a) is operating mode A, and figure (b) is operating mode B, and figure C is operating mode C;
Fig. 4 is work zero-point positioning schematic diagram;
Label declaration: 1-handlebar, 2-scale cover, 3-friction ring, 4-right axle sleeve, 5-turning axle, 6-butterfly spring group, 7-bolt, 8-nut, 9-rotary encoder, 10-left axle sleeve, 11-support, 12-operating platform.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment 1
For extraordinary heavy-duty machinery giant stamp forging water pressure engine, by operating grip input control angle, the gear shaft controlled on corresponding divider rotates to respective angles.Contrasted by the encoder angular on handle apparatus and gear shaft device and form closed-loop control, make gear shaft angle consistent with handle angle.
As Fig. 1 and Fig. 2 describes a kind of structure of digital adjustable damping control handle device, this device comprises support 10, scale cover 2, turning axle 5, handlebar 1, left axle sleeve 10, right axle sleeve 4, butterfly spring 6, friction ring 3, rotary encoder 9 and operating platform 12;
Scale cover is for limiting work angle, and on scale cover, install label alert can shift certain position onto and represent what operational order simultaneously by handle;
Described support is fixed on operating platform lower surface, and scale cover is fixing on the operational platform, and handlebar is through operating platform, and lower end is connected with turning axle, the rotation center of handlebar 1 and the axis coinciding of turning axle 5;
Described pedestal lower end is provided with left axle sleeve and right axle sleeve, and turning axle is arranged on support by left axle sleeve and right axle sleeve, left axle sleeve and the friction ring be all equipped with between right axle sleeve and rotating shaft for generation of frictional damping;
An axle sleeve in described left axle sleeve and right axle sleeve is fixed on support with nut 8 by supporting bolt 7, and and be provided with spring between bolt;
Described turning axle is connected with the rotating shaft of rotary encoder.
Described spring is butterfly spring.
Turning axle between described left axle sleeve and right axle sleeve is provided with positioning step, and described friction ring is arranged on described positioning step.
Described rotary encoder adopts through hole or blind hole to be connected with rotating shaft coaxle;
Described turning axle inserts blind hole or the through hole of rotary encoder, is locked by holding screw.
Described rotary encoder is single-ring absolute type rotary encoder.
Bolt compresses butterfly spring produce axial force, between turning axle, friction ring, left axle sleeve, right axle sleeve surface of contact, produce friction force, make handlebar 1 can in operation interval optional position location, swivel bolt adjustable operation time dynamics size.Operator is by driving handle, and input control angle, control angle is converted to controling parameters by scrambler, controls water pressure engine work.
The zero-point positioning design of handle apparatus:
Rotatable angle θ
s=120 °, the operating angle θ of a certain product requirement water pressure engine handle
g=90 °, working range is-30 ° ~ 60 °, i.e. θ
g1=30 °, θ
g2=60 °;
By formula θ
1y=θ
2y=(θ
s-θ
g)/2 calculate two ends surplus θ
1y=θ
2y=15 °, therefore can calculate the angular range, theta of work O at zero point to the second extreme position 3, first extreme position 4
o3=θ
g1+ θ
1y=45 °, θ
o4=θ
g2+ θ
2y=75 °; Handle is shifted onto design angle θ
slow order end i.e. 4 positions, read raw data θ
4if,
then belong to the situation scheming (a) in Fig. 3, if
then belong to the situation scheming (b) in Fig. 3, if
then belong to the situation scheming (c) in Fig. 3.
Scrambler is shifted onto two ends extreme position, read original reading, suppose θ
4r=88 °, θ
3r=328 °, then belong to the situation scheming (a) in Fig. 3, as Fig. 4, by formula θ
0=θ
g1+ (θ
4r+ θ
3r-θ
g)/2-180 ° obtains θ
0=13 °.After zero point setting completes, the original reading of scrambler is through angular transition formula, and suppose that handle rotates clockwise 60 ° from setting O at zero point, then the original angle that scrambler is measured is θ
2r=73 °, θ after conversion
2=θ
2r-θ
0=60 °; Handle is rotated counterclockwise 20 ° from setting O at zero point, and the original angle that scrambler is measured is θ
1r=353 °, θ after conversion
1=θ
0-θ
1r+ 360 °=20 °, carry out positive and negative conversion, obtain control angle-20 °.
Utilize the control angle θ be converted to
1, θ
2be multiplied by COEFFICIENT K, handle control angle is become arbitrary proportion Scalable, make control angle expanded range to (-∞ ,+∞).
Such as operating angle θ
g=90 °, working range is-30 ° ~ 60 °, i.e. θ
g1=30 °, θ
g2=60 °,
as K=5,
the same angle of rotatable handle, control angle expands 5 times, and such control angle is not subject to the constraint of handle angle rotatable and single-ring encoder, and usable range is wide.
Visible, adopt angular transition of the present utility model and zero point setting can control hydraulic die press by handle easily and run, control accuracy is high, and apparatus structure is simple and reliable, and damping is easy to adjust, long service life.
Claims (6)
1. a digital adjustable damping handle apparatus, it is characterized in that, comprise support (10), scale cover (2), turning axle (5), handlebar (1), left axle sleeve (10), right axle sleeve (4), butterfly spring (6), friction ring (3), rotary encoder (9) and operating platform (12);
Described support is fixed on operating platform lower surface, and scale cover is fixing on the operational platform, and handlebar is through operating platform, and lower end is connected with turning axle, the rotation center of handlebar (1) and the axis coinciding of turning axle (5);
Described pedestal lower end is provided with left axle sleeve and right axle sleeve, and turning axle is arranged on support by left axle sleeve and right axle sleeve, left axle sleeve and the friction ring be all equipped with between right axle sleeve and rotating shaft for generation of frictional damping;
An axle sleeve in described left axle sleeve and right axle sleeve is fixed on support by supporting bolt (7) and nut (8), and and be provided with spring between bolt;
Described turning axle inserts blind hole or the through hole of rotary encoder, is locked by holding screw.
2. the digital adjustable damping handle apparatus of one according to claim 1, is characterized in that, described spring is butterfly spring.
3. the digital adjustable damping handle apparatus of one according to claim 2, is characterized in that, described butterfly spring comprises superimposed cluster spring or composite combined spring;
Described superimposed cluster spring refers to that multi-disc butterfly spring adopts and stacks in the same way or oppositely;
Described composite combined spring refers to that multi-disc butterfly spring adopts in the same way and oppositely mixing stacks.
4. the digital adjustable damping handle apparatus of one according to claim 1, it is characterized in that, the turning axle between described left axle sleeve and right axle sleeve is provided with positioning step, and described friction ring is arranged on described positioning step.
5. the digital adjustable damping handle apparatus of one according to claim 1, is characterized in that, described rotary encoder adopts through hole or blind hole to be connected with rotating shaft coaxle;
Described turning axle inserts blind hole or the through hole of rotary encoder, is locked by holding screw.
6. the digital adjustable damping handle apparatus of one according to claim 1, is characterized in that, described rotary encoder is single-ring absolute type rotary encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520401714.3U CN204719601U (en) | 2015-06-11 | 2015-06-11 | A kind of digital adjustable damping handle apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520401714.3U CN204719601U (en) | 2015-06-11 | 2015-06-11 | A kind of digital adjustable damping handle apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204719601U true CN204719601U (en) | 2015-10-21 |
Family
ID=54318579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520401714.3U Active CN204719601U (en) | 2015-06-11 | 2015-06-11 | A kind of digital adjustable damping handle apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204719601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898764A (en) * | 2015-06-11 | 2015-09-09 | 中南大学 | Digital adjustable damping handle device and zero point positioning method therefor |
| WO2019024279A1 (en) * | 2017-08-04 | 2019-02-07 | 深圳市大疆灵眸科技有限公司 | Damping structure for wheel remote control and wheel remote control |
-
2015
- 2015-06-11 CN CN201520401714.3U patent/CN204719601U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898764A (en) * | 2015-06-11 | 2015-09-09 | 中南大学 | Digital adjustable damping handle device and zero point positioning method therefor |
| WO2019024279A1 (en) * | 2017-08-04 | 2019-02-07 | 深圳市大疆灵眸科技有限公司 | Damping structure for wheel remote control and wheel remote control |
| CN110268360A (en) * | 2017-08-04 | 2019-09-20 | 深圳市大疆灵眸科技有限公司 | Rolled round remote controler damping structure and rolled round remote controler |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |