CN106846991A - A kind of touch braille and graphics device - Google Patents
A kind of touch braille and graphics device Download PDFInfo
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- CN106846991A CN106846991A CN201710202184.3A CN201710202184A CN106846991A CN 106846991 A CN106846991 A CN 106846991A CN 201710202184 A CN201710202184 A CN 201710202184A CN 106846991 A CN106846991 A CN 106846991A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B21/00—Teaching, or communicating with, the blind, deaf or mute
- G09B21/001—Teaching or communicating with blind persons
- G09B21/003—Teaching or communicating with blind persons using tactile presentation of the information, e.g. Braille displays
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- Audiology, Speech & Language Pathology (AREA)
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- User Interface Of Digital Computer (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of touch braille and graphics device, is related to Braille device field, including frame, salient point generating means, drive component and electrically-controlled component, wherein：Salient point generating means, drive component and electrically-controlled component are installed in frame；Salient point generating means includes display base and the elastic membrane being covered on the display base, and some row's several columns grids are evenly dividing on display base, and vertical through hole is provided with each grid, and being equipped with through hole can be by the retractor device of the elastic membrane jack-up；Drive component is arranged on the lower section of the display base, for driving the retractor device to be moved up and down in the through hole；Electrically-controlled component is connected with the drive component, braille or graphical information is shown needed for for being input into and controls drive component to work, and simple structure of the present invention can simultaneously show braille lettering and figure；It is more cost-effective than traditional books printed in braille；Mechanical system shows tangibly braille information, reliable.
Description
Technical field
The present invention relates to Braille device field, and in particular to a kind of touch braille and graphics device.
Background technology
China there are about 17,000,000 blind persons, because braille cost of manufacture is high, printing efficiency is far below common publication, publication
Books are difficult to meet blind Man's Demands.And market blind person's electronic product is generally to listen reading equipment, the effect for touching and reading is not reached far
Really.
This is directed to, it is necessary to make improvement.
The content of the invention
The invention provides a kind of touch braille and graphics device, touch braille lettering and figure can be shown
Shape, facilitates page turning and page selection, can also download and store mass data with external equipment exchange data, can be by external equipment
Content show.
A kind of touch braille and graphics device, including frame, salient point generating means, drive component and automatically controlled group
Part, wherein：
The salient point generating means, drive component and electrically-controlled component are installed in frame；
The salient point generating means includes display base and the elastic membrane being covered on the display base, the display
Some row's several columns grids are evenly dividing on pedestal, vertical through hole is provided with each grid, being equipped with the through hole can be by
The retractor device of the elastic membrane jack-up；
The drive component is arranged on the lower section of the display base, for driving the retractor device in the through hole
Move up and down；
The electrically-controlled component is connected with the drive component, braille or graphical information is shown needed for for being input into and controls to drive
Dynamic component operation.
Further, the retractor device includes slide-bar, is internally threaded the screw thread guide pad in hole and is fixedly connected
In the upper friction pulley of the screw thread guide pad bottom, the screw thread guide pad is arranged on the via bottoms and rotates connection, screw thread
The bottom of guide pad protrudes from the bottom of through hole, and the slide-bar bottom is provided with threaded rod, is arranged at spiral shell in the screw thread guide pad
Line rotates connection；
The drive component includes micro-step motor seat, some stepper motors, screw mandrel, lead screw motor and some lower frictions
Wheel, the stepper motor is fixed on micro-step motor seat, and is uniformly provided with some row's several columns, and lower friction pulley rotates connection
At the top of stepper motor, rotated by friction pulley under driving stepper motor；Screwed hole is provided with the micro-step motor seat, it is described
The screwed hole internal thread that screw mandrel inserts the micro-step motor seat rotates connection, and the lead screw motor drives the screw mandrel to turn
It is dynamic, drive micro-step motor seat to move up and down；
The lower friction pulley is located at upper friction pulley lower section, and under lead screw motor driving, lower friction pulley and lower friction pulley are contacted
Extruding is separated.
Further, also including transverse translation component, the transverse translation component is connected in frame and slides laterally connection,
The drive component is fixed in the top of transverse translation component.
Further, the transverse translation component includes horizontal sliding axle bed, parallel axes, the cunning for fixed drive component
Road and synchronous belt mechanism, the slideway are made up of front and rear a pair of slide bars being set in parallel in the frame, before the parallel axes
Two ends are arranged on a pair of slide bars by sliding bearing respectively afterwards, and the horizontal sliding axle bed is connected on parallel axes；It is described same
Step band mechanism drives the parallel axes to be moved on slideway.
Further, the synchronous belt mechanism includes being connected to for a pair the synchronous translator at frame two ends, described same
The first belt wheel is respectively connected with step translator, also including Timing Belt and the second belt wheel, the second belt wheel is connected to one end of parallel axes,
The Timing Belt couples together two the first belt wheels and the second belt wheel.
Further, the electrically-controlled component includes：Controller, USB interface, keyboard, power supply；The controller is fixed on machine
On frame, for controlled motor and data storage；The USB interface is used to connect external equipment；The keyboard is used for controller
Signal is sent, page selection and page turning is realized, the power supply is fixed in frame, for providing electric energy.
Further, vertical through hole is also provided with the micro-step motor seat, the drive component also includes polished rod, institute
State polished rod to be arranged in the vertical through hole of the micro-step motor, bottom is fixed in frame, micro-step motor seat is in light
The spacing lower vertical lifting of bar.
Further, the parallel axes is provided with a pair, parallel distribution, and two ends are respectively connected to described by sliding bearing
It is slidably connected on slide bar, the horizontal sliding axle bed bottom is provided with a pair of sleeves, a pair of parallel axle is separately positioned on the pair of
Connection is rotated in sleeve.
Further, some row's several columns grids are evenly dividing on the display base, wherein row is no less than 2 rows, row
Number is no less than 2 row, and the row and columns of the stepper motor are identical with display base.
Further, some row's several columns grids are evenly dividing on the display base, wherein row is no less than 2 rows, row
, no less than 2 row, the row of the stepper motor is identical with the row on display base, and columns is provided with a row for number.
The advantage of the invention is that：1st, the present invention can simultaneously show tangibly braille lettering and figure；2nd, Ke Yihe
External equipment is interacted, and downloads and store mass data, more cost-effective than traditional books printed in braille；3rd, ingenious use screw thread of the present invention
Structure, the characteristic of the self-locking of screw thread can be realized showing braille information in batches；4th, the present invention is shown and can be touched using mechanical system
Touch salient point, plant running reliability.
Brief description of the drawings
Fig. 1 is the left view of the salient point generating means of the embodiment of the present invention 1；
Fig. 2 is the top view of the salient point generating means of the embodiment of the present invention 2；
Fig. 3 is the left view of Fig. 2 bumps generating means；
Fig. 4 is the retractor device structural representation in the embodiment of the present invention 2.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiment 1
With reference to accompanying drawing 1 and Fig. 4, a kind of touch braille of the present invention and graphics device, including frame 1, salient point occur
Device, drive component and electrically-controlled component, wherein：
The salient point generating means, drive component and electrically-controlled component are installed in frame 1；
The salient point generating means includes display base 2 and the elastic membrane 3 being covered on the display base 2, described
Some row's several columns grids are evenly dividing on display base 2, are provided with each grid in vertical through hole 4, the through hole 4 and is all provided with
Having can be by the retractor device of the jack-up of the elastic membrane 3；Retractor device is by the jack-up of elastic membrane 3 so as to form the salient point of braille, blind person
It is exactly to recognize braille by these salient points during reading；
Further, some row's several columns grids are evenly dividing on the display base 2, wherein row is 15 rows, columns
It is 6 row, in view of the dot matrix of braille at present, this is relatively reasonable arrangement；
The drive component is arranged on the lower section of the display base 2, for driving the retractor device in the through hole 4
Interior up and down motion；
The electrically-controlled component is connected with the drive component, braille or graphical information is shown needed for for being input into and controls to drive
Dynamic component operation.
Further, the retractor device include slide-bar 5, be internally threaded hole screw thread guide pad 6 and fixed connect
The upper friction pulley 7 of the bottom of screw thread guide pad 6 is connected on, the screw thread guide pad 6 is arranged on the lower rotation of the through hole 4 company
Connect, the bottom of screw thread guide pad 6 protrudes from the bottom of through hole 4, the bottom of slide-bar 5 is provided with threaded rod 8, and threaded rod 8 is arranged at
The internal thread of screw thread guide pad 6 rotates connection；Screw thread guide pad 6 is arranged on the bottom of through hole 4 and is limited rotation, rotates forward drive and sets
The threaded rod 8 put internally is moved upwards, so as to drive slide-bar 5 that the jack-up of elastic membrane 3 is formed into salient point, reversion does not form convex then
Point；
If the drive component include micro-step motor seat 9, some stepper motors 10, screw mandrel 11, lead screw motor 12 and
Dry lower friction pulley 13, the stepper motor 10 is fixed on micro-step motor seat 9, the row and columns of stepper motor 10 with it is aobvious
Show the identical of number of squares on pedestal 2, lower friction pulley 13 is rotatably connected on the top of stepper motor 12, is driven down by stepper motor 10 and rubbed
Wheel 13 is wiped to rotate；Screwed hole is provided with the micro-step motor seat 9, the screw mandrel 11 inserts the micro-step motor seat 9
Screwed hole internal thread rotate connection, the lead screw motor 12 drives the screw mandrel 11 to rotate, and drives on micro-step motor seat 9
Lower motion；
The lower friction pulley 12 is located at the lower section of upper friction pulley 7, under the driving of lead screw motor 12, lower friction pulley 13 and lower friction
Take turns 7 contact squeezes or separation；
Specifically, lead screw motor 12 drives screw mandrel 11 to rotate, micro-step motor seat 9 so as to transport up and down on screw mandrel 11
Dynamic, motion, then descend friction pulley 13 to be extruded with upper friction pulley 7 upwards, and under the drive of stepper motor 7, lower friction pulley 13 drives and rubs
Wipe wheel 7 to rotate, so that screw thread guide pad 6 is rotated in through hole 4, and then drive 5 jack-up elastic membrane of slide-bar 3 to form salient point；
Further, the electrically-controlled component includes：Controller 21, USB interface 22, keyboard 23, power supply 24；The controller
21 are fixed in frame 1, for controlled motor and data storage；The USB interface 22 is used to connect external equipment；The keyboard
23 are used to send signal to controller 21, realize page selection and page turning, and the power supply 24 is fixed in frame 1, for providing electric energy,
It should be noted that control operation here, information exchange is more conventional, and operation principle is just repeated no more；
Further, vertical through hole is also provided with the micro-step motor seat 9, the drive component also includes polished rod
25, the polished rod 25 is arranged in the vertical through hole of the micro-step motor 9, and bottom is fixed in frame 1, miniature stepping electricity
Support 9 can prevent micro-step motor seat from shifting in the spacing lower vertical lifting of polished rod 25.
Embodiment 2
With reference to accompanying drawing 2, Fig. 3 and Fig. 4, a kind of touch braille of the present invention and graphics device, including frame 1, salient point
Generating means, drive component and electrically-controlled component, wherein：
The salient point generating means, drive component and electrically-controlled component are installed in frame 1；
The salient point generating means includes display base 2 and the elastic membrane 3 being covered on the display base 2, described
Some row's several columns grids are evenly dividing on display base 2, specifically, it is some that some rows are evenly dividing on the display base 2
Row grid, wherein row are 15 rows, and columns is 6 row, and this is relatively reasonable arrangement, and vertical through hole 4 is provided with each grid,
Being equipped with the through hole 4 can be by the retractor device of the jack-up of the elastic membrane 3；Retractor device is by the jack-up of elastic membrane 3 so as to be formed
The salient point of braille, blind person is exactly to recognize braille by these salient points when reading；
The drive component is arranged on the lower section of the display base 2, for driving the retractor device in the through hole 4
Interior up and down motion；
The electrically-controlled component is connected with the drive component, braille or graphical information is shown needed for for being input into and controls to drive
Dynamic component operation.
Further, the retractor device include slide-bar 5, be internally threaded hole screw thread guide pad 6 and fixed connect
The upper friction pulley 7 of the bottom of screw thread guide pad 6 is connected on, the screw thread guide pad 6 is arranged on the lower rotation of the through hole 4 company
Connect, the bottom of screw thread guide pad 6 protrudes from the bottom of through hole 4, the bottom of slide-bar 5 is provided with threaded rod 8, and threaded rod 8 is arranged at
The internal thread of screw thread guide pad 6 rotates connection；
If the drive component include micro-step motor seat 9, some stepper motors 10, screw mandrel 11, lead screw motor 12 and
Dry lower friction pulley 13, the stepper motor 10 is fixed on micro-step motor seat 9, and is uniformly provided with some row's several columns, is had
Body, the row of the stepper motor is identical with the row on display base 2, is 15 rows, and columns is provided only with a row, lower friction
Wheel 13 is rotatably connected on the top of stepper motor 12, drives lower friction pulley 13 to rotate by stepper motor 10；The micro-step motor
Screwed hole is provided with seat 9, the screwed hole internal thread that the screw mandrel 11 inserts the micro-step motor seat 9 rotates connection, described
Lead screw motor 12 drives the screw mandrel 11 to rotate, and drives micro-step motor seat 9 to move up and down；
The lower friction pulley 12 is located at the lower section of upper friction pulley 7, under the driving of lead screw motor 12, lower friction pulley 13 and lower friction
Take turns 7 contact squeezes or separation.
Further, also including transverse translation component, the transverse translation component is connected to the company of sliding laterally in frame 1
Connect, the drive component is fixed in the top of transverse translation component, because stepper motor 10 is provided only with 1 row, so by laterally
Translation component can drive stepper motor 10 to pass sequentially through the lower section of display base 2, and salient point is shown in batches；
Specifically, the transverse translation component include for the horizontal sliding axle bed 14 of fixed drive component, parallel axes 15,
Slideway and synchronous belt mechanism, the slideway are made up of front and rear a pair of the slide bars 16 being set in parallel in the frame 1, described parallel
The rear and front end of axle 15 is arranged on a pair of slide bars 16 by sliding bearing respectively, and the horizontal sliding axle bed 14 is connected to parallel axes
On 15；The synchronous belt mechanism drives the parallel axes 15 to be moved on slideway.
Further, the synchronous belt mechanism includes being connected to for a pair the synchronous translator 17 at the two ends of frame 1, described
The first belt wheel 18 is respectively connected with synchronous translator 17, also including the belt wheel 20 of Timing Belt 19 and second, the second belt wheel 20 is connected to
One end of parallel axes 15, the Timing Belt 19 couples together two the first belt wheels 18 and the second belt wheel 20.
Further, the electrically-controlled component includes：Controller 21, USB interface 22, keyboard 23, power supply 24；The controller
21 are fixed in frame 1, for controlled motor and data storage；The USB interface 22 is used to connect external equipment；The keyboard
23 are used to send signal to controller 21, realize page selection and page turning, and the power supply 24 is fixed in frame 1, for providing electric energy.
It should be noted that control operation here, information exchange is more conventional, and operation principle is just repeated no more；
Further, vertical through hole is also provided with the micro-step motor seat 9, the drive component also includes polished rod
25, the polished rod 25 is arranged in the vertical through hole of the micro-step motor seat 9, and bottom is fixed in frame 1, miniature stepping
Spacing lower vertical lifting of the motor cabinet 9 in polished rod 25.
Further, the parallel axes 15 is provided with a pair, parallel distribution, and two ends are respectively connected to institute by sliding bearing
State and be slidably connected on slide bar 16, the bottom of horizontal sliding axle bed 14 is provided with a pair of sleeve (not shown)s, a pair of parallel axle
15 are separately positioned on rotation connection in the pair of sleeve, and Timing Belt 19 drives the rotational translation of the second belt wheel 19, horizontal sliding axle
Seat 14 under the drive of parallel axes 15, left and right translational motion.
The advantage of the invention is that：1st, the present invention can simultaneously show tangibly braille lettering and figure；2nd, Ke Yihe
External equipment is interacted, and downloads and store mass data, more cost-effective than traditional books printed in braille；3rd, ingenious use screw thread of the present invention
Structure, the characteristic of the self-locking of screw thread can be realized showing braille information in batches；4th, the present invention is shown and can be touched using mechanical system
Touch salient point, plant running reliability.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these modification or
Replace, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (10)
1. a kind of touch braille and graphics device, it is characterised in that including frame, salient point generating means, drive component
And electrically-controlled component, wherein：
The salient point generating means, drive component and electrically-controlled component are installed in frame；
The salient point generating means includes display base and the elastic membrane being covered on the display base, the display base
On be evenly dividing some row's several columns grids, vertical through hole is provided with each grid, being equipped with the through hole can be described
The retractor device of elastic membrane jack-up；
The drive component is arranged on the lower section of the display base, upper and lower in the through hole for driving the retractor device
Motion；
The electrically-controlled component is connected with the drive component, and braille or graphical information are shown needed for for being input into and driving group is controlled
Part works.
2. a kind of touch braille according to claim 1 and graphics device, it is characterised in that the retractor device
Including slide-bar, it is internally threaded the screw thread guide pad in hole and is fixedly connected on the upper friction of the screw thread guide pad bottom
Wheel, the screw thread guide pad is arranged on the via bottoms and rotates connection, and the bottom of screw thread guide pad protrudes from the bottom of through hole,
The slide-bar bottom is provided with threaded rod, is arranged at the screw thread guide pad internal thread and rotates connection；
The drive component includes micro-step motor seat, some stepper motors, screw mandrel, lead screw motor and some lower friction pulleys,
The stepper motor is fixed on micro-step motor seat, and is uniformly provided with some row's several columns, and lower friction pulley is rotatably connected on
Stepper motor top, is rotated by friction pulley under driving stepper motor；Screwed hole, the silk are provided with the micro-step motor seat
The screwed hole internal thread that bar inserts the micro-step motor seat rotates connection, and the lead screw motor drives the screw mandrel to rotate,
Micro-step motor seat is driven to move up and down；
The lower friction pulley is located at upper friction pulley lower section, under lead screw motor driving, lower friction pulley and lower friction pulley contact squeeze
Or separate.
3. a kind of touch braille according to claim 2 and graphics device, it is characterised in that also including laterally flat
Component is moved, the transverse translation component is connected in frame and slides laterally connection, and the drive component is fixed in transverse translation group
The top of part.
4. a kind of touch braille according to claim 3 and graphics device, it is characterised in that the transverse translation
Component includes being used for horizontal sliding axle bed, parallel axes, slideway and the synchronous belt mechanism of fixed drive component, and the slideway is by front and rear
A pair of slide bars being set in parallel in the frame are constituted, and the parallel axes rear and front end is arranged on one by sliding bearing respectively
To on slide bar, the horizontal sliding axle bed is connected on parallel axes；The synchronous belt mechanism drives the parallel axes on slideway
It is mobile.
5. a kind of touch braille according to claim 4 and graphics device, it is characterised in that the Timing Belt machine
Structure includes a pair synchronous translators for being connected to frame two ends, and the first belt wheel is respectively connected with the synchronous translator, also
Including Timing Belt and the second belt wheel, the second belt wheel is connected to one end of parallel axes, and the Timing Belt is by two the first belt wheels and
Two belt wheels are coupled together.
6. a kind of touch braille according to claim 1 and graphics device, it is characterised in that the electrically-controlled component
Including：Controller, USB interface, keyboard, power supply；The controller is fixed in frame, for controlled motor and data storage；
The USB interface is used to connect external equipment；The keyboard is used to send signal to controller, realizes page selection and page turning, described
Power supply is fixed in frame, for providing electric energy.
7. a kind of touch braille according to claim 2 and graphics device, it is characterised in that the miniature stepping
Vertical through hole is also provided with motor cabinet, the drive component also includes polished rod, and the polished rod is arranged at the micro-step motor
Vertical through hole in, bottom is fixed in frame, micro-step motor seat polished rod spacing lower vertical lifting.
8. a kind of touch braille according to claim 4 and graphics device, it is characterised in that the parallel axes sets
Have a pair, parallel distribution, two ends are respectively connected on the slide bar by sliding bearing and are slidably connected, the horizontal sliding axle
Seat bottom is provided with a pair of sleeves, and a pair of parallel axle is separately positioned on and connection is rotated in the pair of sleeve.
9. a kind of touch braille according to claim 2 and graphics device, it is characterised in that the display base
On be evenly dividing some row's several columns grids, wherein row is no less than 2 rows, columns no less than 2 row, and the stepper motor row
Number and columns are identical with display base.
10. a kind of touch braille according to claim 3 and graphics device, it is characterised in that the display base
Some row's several columns grids are evenly dividing on seat, wherein row is no less than 2 rows, and columns is no less than 2 row, the row of the stepper motor
Number is identical with the row on display base, and columns is provided with a row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710202184.3A CN106846991B (en) | 2017-03-30 | 2017-03-30 | Touch braille and graphic display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710202184.3A CN106846991B (en) | 2017-03-30 | 2017-03-30 | Touch braille and graphic display device |
Publications (2)
| Publication Number | Publication Date |
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| CN106846991A true CN106846991A (en) | 2017-06-13 |
| CN106846991B CN106846991B (en) | 2022-08-19 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710202184.3A Active CN106846991B (en) | 2017-03-30 | 2017-03-30 | Touch braille and graphic display device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108777103A (en) * | 2018-07-12 | 2018-11-09 | 佛山市所能网络有限公司 | A kind of mobile terminal with braille assistant display device |
| CN108806411A (en) * | 2018-08-24 | 2018-11-13 | 佛山市所能网络有限公司 | A kind of braille assistant display device |
| CN108831259A (en) * | 2018-07-05 | 2018-11-16 | 浙江理工大学 | The braille point of four cam coaxials driving shows device |
| CN110419072A (en) * | 2017-06-15 | 2019-11-05 | 株式会社Dot | Information output apparatus and information output method |
| CN110444091A (en) * | 2019-08-30 | 2019-11-12 | 湖北楚天高速智能产业研究院有限公司深圳分公司 | A kind of electromagnetic type braille reader, control system and application method |
| CN111067708A (en) * | 2019-12-27 | 2020-04-28 | 长江师范学院 | Display method and display system for tactile perception of images |
| CN111696409A (en) * | 2019-03-12 | 2020-09-22 | 南开大学 | Synchronous belt transmission type braille point display structure |
| CN111768679A (en) * | 2019-04-02 | 2020-10-13 | 清华大学 | Braille reading device |
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