CN105328903B - A kind of 3D printing method of luminescent characters - Google Patents
A kind of 3D printing method of luminescent characters Download PDFInfo
- Publication number
- CN105328903B CN105328903B CN201510604241.1A CN201510604241A CN105328903B CN 105328903 B CN105328903 B CN 105328903B CN 201510604241 A CN201510604241 A CN 201510604241A CN 105328903 B CN105328903 B CN 105328903B
- Authority
- CN
- China
- Prior art keywords
- wall
- luminescent characters
- lamp plate
- panel
- fin
- 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.)
- Active
Links
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
It is an object of the invention to provide a kind of 3D printing method of efficient, energy-conservation luminescent characters, technological process is:1., drawing modeling;2., engraving luminescent characters panel;3., printing wall and lamp plate;4., patch light source;5., assembling.This method has the advantage such as printing precision height, fast, simple to operate, the nontoxic dustless, environment-friendly high-efficiency of print speed, cost-effective, gained luminescent characters are easy to install detachably, facilitate later maintenance, and luminescent characters pattern style is flexible and changeable, the scope of application is wider, arbitrarily collocation font color, can meet the needs of various occasions.
Description
Technical field
The present invention relates to the luminescent characters that advertisement and identifier field is commonly used, and especially provide a kind of simple efficient luminescent characters 3D printing
Method.
Background technology
Luminescent characters are the Luminous characters for using Light-Emitting Diode to be made for light source, and it has daytime attractive in appearance, and night is beautiful, are saved
Many advantages, such as electricity saves, durable in use, and the effect of publicity is good, is widely used in advertisement field.The preparation of luminescent characters at present is still
Based on being prepared by hand using engraving machine, the equipment such as word bending machine and combining, this kind of method be required for large scale equipment, place space and
The cooperation for degree of being skilled in technique could be completed to make, and not only efficiency is low, and can cause the waste of raw material.
Attacked with whole people's innovation upsurge, 3D printing technique should in manufacturing industry, industry, medical treatment, jewelry, space flight and individual
Obtain the development of explosion type with field, 3D printing technique ad production field development by the end of mainly there is two big bottlenecks at present
Need to break through, i.e.,:Print speed is slowly and modeling is difficult.Existing three-dimensional model software and engraving software be not general, and using three-dimensional
The character and graphic that prototype software makes can be defective, does not accommodate carry out 3D printing.
The patent document of Application No. 201310535075.5 discloses a kind of makes stereo luminous character based on 3D printing
Method and device, this method carve out the panel of character contour first, recycle 3 D-printing device to be deposited along face plate edge vertical
The surrounding edge material of body luminescent characters, and milling processing is carried out to surrounding edge outward flange;Then bottom plate is carved again, and word is carved out on bottom plate
The fixing groove of shape profile, and LED particle is arranged on bottom plate, finally the bottom plate for being disposed with LED particle is installed on surrounding edge, it is complete
Into the processing of whole stereo luminous character.Some problems occur in this method in practical operation, as this method utilizes 3 D-printing
Device deposits the surrounding edge material of stereo luminous character along face plate edge, but 3 D-printing device can not be exactly found face plate edge simultaneously
Along its marginal deposit surrounding edge material;And the surrounding edge existing defects that print not only increase, it is necessary to carry out milling processing to it
Cost of manufacture, and transparent surrounding edge can not be made at this, so as to limit the pattern of luminescent characters;In addition, this method is needed in bottom plate
Upper engraving fixing groove, this not only needs to increase base plate thickness, and further increase makes the time cost and raw material of luminescent characters
Cost.
The content of the invention
It is an object of the invention to provide a kind of 3D printing method of efficient, energy-conservation luminescent characters, this method is simple to operate,
Environment-friendly high-efficiency, cost is low, products obtained therefrom convenient later maintenance, is adapted to popularization and application.
The present invention specifically provides a kind of 3D printing method of luminescent characters, it is characterised in that preparation technology flow is:
1., drawing modeling:Size, the shape of luminescent characters are designed, the font line frame graph with wall thickness is made;
2., engraving luminescent characters panel:Using engraving machine, according to step, 1. gained font line frame graph makes luminescent characters panel;
3., printing wall and lamp plate:By step, 1. gained font line frame graph is drawn into the three-dimensional word block diagram with wall thickness, adopts
Print wall (surrounding edge) and lamp plate respectively with 3D printing technique;Wherein wall inwall is provided with perpendicular to the support edge of wall, is used
In support panel;The one side of lamp plate is provided with the fin perpendicular to lamp plate plane, and the distance at fin and lamp plate edge is wall
Thickness;
4., patch light source:Light emitting source is affixed on one side of the lamp plate with fin;
5., assembling:Wall is placed on outside the fin of lamp plate, then panel is placed in the support of wall along upper, completes luminescent characters
Assembling.
The 3D printing method of luminescent characters of the present invention, it is characterised in that:Step 1. in, design luminescent characters size,
Wire-frame graphics is made after shape, the figure is imported in 3 d modeling software, the lines in figure are broken into a large amount of points, Ran Houjin
The connection of line section is simultaneously round and smooth into circular arc, and the point being broken into is connected into the lines of continuous and derivable, completed to font line frame graph defect
Reparation;The word block diagram with wall thickness is made in the line frame graph repaired, is stored as panel carving with line frame graph.
The 3D printing method of luminescent characters of the present invention, it is characterised in that:It is round and smooth into circular arc when points of tangency precision be set to
0.01mm, circular arc tolerance value are set to 0.01~0.1mm.
The word inputted by input method of Chinese character, the existing defects under the conditions of microcosmic, cannot be used directly for 3D printing, such as
Font lines have intersection, breakpoint, wedge angle, depression etc., as do not repaired, can not complete to model.In existing main flow 3 d modeling software
In, word simply plays the booster action such as mark and explanation, and when word wire frame is as modeling basic, the mistake of slight part is must
It must be repaired, so word wire frame is dispersed as substantial amounts of point by the present invention, then repair into smooth straight line or circular arc group
Into flawless word wire frame.
The 3D printing method of luminescent characters of the present invention, it is characterised in that:By step 1. middle gained panel carving wire frame
Figure is stored as the file of .dxf forms, then opens this document with Adobe illustrator softwares and changes into .eps forms
File, finally open this document with the safe engraving software of text and change into .ac6 formatted files, so as to export NC machining paths.
The 3D printing method of luminescent characters of the present invention, it is characterised in that:The distance at fin and lamp plate edge is wall
Thickness+0.3mm fit clearances;The fit clearance of panel carving is 0.22mm.The 3D printing method of luminescent characters of the present invention, its
It is characterised by:3. 3D printer jet diameters that step uses are (excellent for 0.4-0.8mm (preferably 0.6mm), 0.4~1.6mm of wall thickness
Select 1.6mm), 0.2~0.6mm of thickness (preferably 0.6mm), 200~260 DEG C of temperature (preferably 230-240 DEG C), 0~50 DEG C of hott bed
(preferably 50 DEG C), print speed are 40~80mm/min.The print quality of luminescent characters and print speed, thickness and nozzle diameter
It is inversely proportional, it is directly proportional to nozzle temperature.Can printing opacity and the practical application of not exposure spot by printing luminescent characters front and facade
Demand, its best configuration are:Print speed 60mm, nozzle diameter 0.6mm, thickness 0.4mm, 230-240 DEG C of nozzle temperature are (with ring
Border temperature change is slightly different).This configuration is ensureing that speed improves 3-6 times to print quality simultaneously.
The luminescent characters prepared using the method for the invention, including panel 1, wall 2 and lamp plate 3, it is characterised in that:
Panel 1 is transparent or semitransparent font flat board;
Wall 2 is the vertical letters framework of inner hollow, and its inwall is provided with the support perpendicular to wall 2 along 21, for propping up
Panel is supportted, prevents panel from falling into wall 2;
The front of lamp plate 3 is provided with LED particle, and its front is provided with the fin 31 perpendicular to lamp plate 3, fin 31 and the side of lamp plate 3
The distance of edge for wall 2 thickness+0.3mm fit clearance, facilitate fin 31 stretch into the inner chamber of wall 2 and with its precise match;
Before use, wall 2 is placed on outside the fin 31 of lamp plate 3, then the support that panel 1 is placed in into wall 2 is completed along 21
The assembling of luminescent characters.
The panel 1 can post ornament materials, such as color resin pearl in face of the side of wall 2, and the decoration can make
Luminescent characters are still attractive in appearance when not luminous.
The wall 2 is transparent or semitransparent framework, and the fin 31 on lamp plate 3 is made up of transparent material, the inner side of fin 31
Provided with decorative element, such as specific pattern, telephone number, text information;Or the wall 2 is transparent or semitransparent framework, lamp
Fin 31 on plate 3 is made up of transparent materials, and it is shaped as hollow out figure, numeral or word;, can when LED particle lights
To see related content in side, make luminescent characters displaying information more abundant.
The height of lamp plate wall 2 by experiment find 5-7mm effects it is relatively good, can stabilized word shell will not block LED again
Lighting angle, the preferred 1.2-1.6mm of the thickness of lamp plate wall 2 (must be matched with printing type nozzle diameter) are generally nozzle diameter
Multiple.
Lamp plate 3 is replaced with minute surface double-colored plate back cover, LED particle, the method are posted in the inner side of wall 2 away from the about 5~7mm of panel 1
The ultra-thin stereo luminous characters of 15mm can be made.
The method of the invention is more suitable for small-sized luminescent characters, and the length of the small-sized luminescent characters is 100~400mm.
Ultra-thin light-emitting word preparation method:LED is sticked at into the inner side of luminescent characters wall 2, away from the about 7mm or so of panel 1, cancelled
Lamp plate 3, uses minute surface double-colored plate back cover instead, and the method can make the ultra-thin stereo luminous characters of 15mm.
Advantage of the present invention is as follows:
1), making stereo luminous character using 3D printing technique has printing precision is high, print speed is fast (to print one
120mm × 120mm × 30mm word shell only needs 20 minutes or so), the advantage such as simple to operate.
2), the luminescent characters seamless being prepared using the method for the invention, printing precision reaches 0.1mm, higher than hand
Work makes.
3) luminescent characters, being prepared using the method for the invention are simple in construction, easy to install detachable, facilitate the later stage to tie up
Shield, and resin bead etc. can be added to decorate in panel, wall can use transparent unit, and various decorations or advertisement can be added in wall
Information (such as merchant telephone number, address), can also be printed as word wall the shapes such as not contour inclined-plane, circular arc, contraction, blast
Shape so that luminescent characters pattern style is flexible and changeable, and the scope of application is wider, font color of arbitrarily arranging in pairs or groups, can meet various occasions
Demand.
4), this method less manpower, more environmentally friendly, there is dustless, nontoxic, tasteless, noiseless, pollution-free, no waste mine, without useless
Product, without it is artificial on duty the features such as, solve the problems such as making pungent, noise, dust and waste from stacking by hand, integrated cost is low
In existing process.
5), 3D printing installation area used is small and small investment, is adapted to popularization and application.
Brief description of the drawings
Fig. 1 compact LED luminescent characters panel schematic diagrames.
Fig. 2 compact LED luminescent characters wall schematic diagrames.
Fig. 3 compact LED luminescent characters lamp plate schematic diagrames.
Fig. 4 compact LED luminescent characters assembling schematic diagrams.
Embodiment
As illustrated, the luminescent characters include panel 1, wall 2 and lamp plate 3, panel 1 is that transparent or semitransparent font is put down
Plate;Wall 2 is the vertical letters framework of inner hollow, and its inwall is provided with the support perpendicular to wall 2 along 21, for supporting surface
Plate;LED particle is posted in the front of lamp plate 3, and its front is provided with fin 31 perpendicular to lamp plate 3, fin 31 and the edge of lamp plate 3 away from
From the fit clearance of the thickness+0.3mm for wall 2;
Before use, wall 2 is placed on outside the fin 31 of lamp plate 3, then the support that panel 1 is placed in into wall 2 is completed along 21
The assembling of luminescent characters.
Embodiment 1
A kind of 3D printing method of luminescent characters, preparation technology flow are:
1., drawing modeling:
Size, the shape of luminescent characters are designed, wire-frame graphics is made, is hoped during the figure is imported in CAD, by the lines in figure
A large amount of points are broken into, line segment connection and round and smooth into circular arc is then carried out, the point being broken into is connected into the lines (phase of continuous and derivable
Point of contact precision is set to 0.01mm, and circular arc tolerance value is set to 0.01~0.1mm), complete the reparation to font line frame graph defect;It will repair
The word block diagram with wall thickness is made in good line frame graph again, saves as the file of .dxf forms with line frame graph as panel carving, then
This document is opened with Adobe illustrator softwares and changes into the file of .eps forms, is finally opened with the safe engraving software of text
This document simultaneously changes into .ac6 formatted files, so as to export NC machining paths.
2., engraving luminescent characters panel:
Using engraving machine, according to step, 1. gained font line frame graph makes luminescent characters panel 1;
3., printing wall and lamp plate:
By step, 1. gained font line frame graph is drawn into the three-dimensional word block diagram with wall thickness, is beaten respectively using 3D printing technique
Print wall 2 and lamp plate 3;Wherein the inwall of wall 2 is provided with the support perpendicular to wall along 21, for support panel 1;Lamp plate 3
Simultaneously it is provided with the fin 31 perpendicular to the plane of lamp plate 3;
The 3D printer jet diameters used is 0.8mm, wall thickness 1.6mm, thickness 0.5mm, 260 DEG C of temperature, 50 DEG C of hott bed,
Print speed is 80mm/min.
4., patch light source:
LED light emitting sources are affixed on one side of the lamp plate with fin 31;
5., assembling:
Wall 2 is placed on outside the fin 31 of lamp plate, then the support that panel 1 is placed in into wall completes luminescent characters along 21
Assembling, its length of the luminescent characters being assembled into is 100mm.
Embodiment 2
Difference from Example 1 is:
3. the middle 3D printer jet diameters used is 0.4mm to step, wall thickness 1.0mm, thickness 0.3mm, 200 DEG C of temperature,
40 DEG C of hott bed, print speed 40mm/min.
Embodiment 3
Difference from Example 1 is:
Step 3. in, the shape of fin 31 on lamp plate 3 is designed as hollow out figure and printed, the length of last gained luminescent characters
Spend for 400mm.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.
Claims (9)
1. a kind of 3D printing method of luminescent characters, it is characterised in that preparation technology flow is:
1., drawing modeling:Wire-frame graphics is made after designing the sizes of luminescent characters, shape, the figure is imported in 3 d modeling software,
Lines in figure are broken into a large amount of points, line segment connection and round and smooth into circular arc is then carried out, the point being broken into is connected into
Continuous smooth lines, complete the reparation to font line frame graph defect;The word block diagram with wall thickness is made in the line frame graph repaired, is done
Stored for panel carving with line frame graph;
2., engraving luminescent characters panel:Using engraving machine, according to step, 1. gained font line frame graph makes luminescent characters panel;
3., printing wall and lamp plate:By step, 1. gained font line frame graph is drawn into the three-dimensional word block diagram with wall thickness, using 3D
Printing technique prints wall and lamp plate respectively;Wherein wall inwall is provided with perpendicular to the support edge of wall, for support panel;
The one side of lamp plate is provided with the fin perpendicular to lamp plate plane, and the distance at fin and lamp plate edge is the thickness of wall;
4., patch light source:Light emitting source is affixed on one side of the lamp plate with fin;
5., assembling:Wall is placed on outside the fin of lamp plate, then panel is placed in the support of wall along upper, completes the group of luminescent characters
Dress.
2. according to the 3D printing method of luminescent characters described in claim 1, it is characterised in that:It is round and smooth into circular arc when points of tangency precision
0.01mm is set to, circular arc tolerance value is set to 0.01~0.1mm.
3. according to the 3D printing method of luminescent characters described in claim 1, it is characterised in that:By step, 1. middle gained panel carving is used
Line frame graph is stored as the file of .dxf forms, then opens this document with Adobe illustrator softwares and changes into .eps lattice
The file of formula, finally open this document with the safe engraving software of text and change into .ac6 formatted files, so as to export NC machining paths.
4. according to the 3D printing method of luminescent characters described in claim 1, it is characterised in that:The distance of fin and lamp plate edge is vertical
Thickness+0.3mm the fit clearances of wall;The fit clearance of panel carving is 0.22mm.
5. according to the 3D printing method of luminescent characters described in claim 1, it is characterised in that:3. 3D printer shower nozzle that step uses
A diameter of 0.4-0.8mm, 0.4~1.6mm of wall thickness, 0.2~0.6mm of thickness, 200~260 DEG C of temperature, 0~50 DEG C of hott bed, printing
Speed is 40~80mm/min.
6. a kind of luminescent characters prepared according to claim 1 methods described, including panel (1), wall (2) and lamp plate (3), it is special
Sign is:
Panel (1) is transparent or semitransparent font flat board;
Wall (2) is the vertical letters framework of inner hollow, and its inwall is provided with the support perpendicular to wall (2) along (21), is used for
Support panel;
Lamp plate (3) front is provided with LED particle, and its front is provided with the fin (31) perpendicular to lamp plate (3), fin (31) and lamp plate
(3) distance at edge is the thickness+0.3mm of wall (2) fit clearance;
Before use, wall (2) is placed on into the fins (31) of lamp plate (3) outside, then panel (1) is placed in the support edge of wall (2)
(21) on, the assembling of luminescent characters is completed.
7. according to luminescent characters described in claim 6, it is characterised in that:The panel (1) posts decoration in face of the side of wall (2)
Material.
8. according to luminescent characters described in claim 6, it is characterised in that:The wall (2) is transparent or semitransparent framework, lamp plate
(3) fin (31) on is made up of transparent material, and decorative element is provided with the inside of fin (31);Or the wall (2) to be transparent or
Translucent frame, the fin (31) on lamp plate (3) are made up of transparent materials, and it is shaped as hollow out figure.
9. according to any luminescent characters of claim 6~8, it is characterised in that:The length of the luminescent characters is 100~400mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510604241.1A CN105328903B (en) | 2015-09-21 | 2015-09-21 | A kind of 3D printing method of luminescent characters |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510604241.1A CN105328903B (en) | 2015-09-21 | 2015-09-21 | A kind of 3D printing method of luminescent characters |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105328903A CN105328903A (en) | 2016-02-17 |
CN105328903B true CN105328903B (en) | 2017-12-01 |
Family
ID=55279762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510604241.1A Active CN105328903B (en) | 2015-09-21 | 2015-09-21 | A kind of 3D printing method of luminescent characters |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105328903B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105665939A (en) * | 2016-04-20 | 2016-06-15 | 东莞理工学院 | Laser engraving and 3D printing integrated advertising character manufacturing equipment and manufacturing method |
CN108806537A (en) * | 2018-05-17 | 2018-11-13 | 辽宁三维蚂蚁科技有限公司 | A kind of preparation method of the stereo luminous character with supporting layer |
CN108777122A (en) * | 2018-08-29 | 2018-11-09 | 辽宁三维蚂蚁科技有限公司 | A kind of stereo luminous character and preparation method thereof with functional structure |
CN109064932A (en) * | 2018-09-03 | 2018-12-21 | 辽宁三维蚂蚁科技有限公司 | Stereo luminous character and preparation method thereof with bevel edge |
CN109591473A (en) * | 2018-12-29 | 2019-04-09 | 刘爱军 | A kind of 5D stereo suspending Method of printing |
CN110164335A (en) * | 2019-06-14 | 2019-08-23 | 东莞市艾肯实业发展有限公司 | A kind of super word technique of 3D printing |
CN110587985A (en) * | 2019-09-30 | 2019-12-20 | 浙江播下环保科技有限公司 | Luminous word 3D printing apparatus and luminous word |
CN111604938B (en) * | 2020-06-08 | 2021-12-14 | 鹏城实验室 | Folding arm and 3D printing manufacturing method thereof |
CN111599289A (en) * | 2020-06-17 | 2020-08-28 | 匡建军 | Advertisement character and manufacturing method thereof |
CN113459500A (en) * | 2021-01-08 | 2021-10-01 | 福建佳禾广告有限公司 | 3D printing method for advertising luminous characters |
CN113561471B (en) * | 2021-09-23 | 2022-02-18 | 深圳市创想三维科技股份有限公司 | Three-dimensional character printing method and device, computer equipment and storage medium |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102602236A (en) * | 2012-03-01 | 2012-07-25 | 董季安 | Novel stereoscopic light-emitting character and graph |
CN103594045A (en) * | 2013-11-01 | 2014-02-19 | 浙江大学 | 3D-printing-based method and device for making three-dimensional luminous character |
CN204480599U (en) * | 2015-03-11 | 2015-07-15 | 海雁 | A kind of advertisement word |
CN204596373U (en) * | 2015-03-26 | 2015-08-26 | 海雁 | Novel solid advertisement character |
CN205140449U (en) * | 2015-09-21 | 2016-04-06 | 钱宏江 | LED light -emitting character |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10022452A1 (en) * | 2000-05-09 | 2001-11-15 | Bautex Adolf Stoever Soehne Gm | Blind for a roller blind with side guide |
US6530164B2 (en) * | 2000-05-12 | 2003-03-11 | Giorgio Gai | Luminous diffused light panel with low energy consumption and limited thickness |
-
2015
- 2015-09-21 CN CN201510604241.1A patent/CN105328903B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102602236A (en) * | 2012-03-01 | 2012-07-25 | 董季安 | Novel stereoscopic light-emitting character and graph |
CN103594045A (en) * | 2013-11-01 | 2014-02-19 | 浙江大学 | 3D-printing-based method and device for making three-dimensional luminous character |
CN204480599U (en) * | 2015-03-11 | 2015-07-15 | 海雁 | A kind of advertisement word |
CN204596373U (en) * | 2015-03-26 | 2015-08-26 | 海雁 | Novel solid advertisement character |
CN205140449U (en) * | 2015-09-21 | 2016-04-06 | 钱宏江 | LED light -emitting character |
Also Published As
Publication number | Publication date |
---|---|
CN105328903A (en) | 2016-02-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105328903B (en) | A kind of 3D printing method of luminescent characters | |
CN102081887B (en) | Three-dimensional metal character and making method thereof | |
CN102254486B (en) | Three-dimensional signboard and making method thereof | |
CN108806537A (en) | A kind of preparation method of the stereo luminous character with supporting layer | |
CN205140449U (en) | LED light -emitting character | |
CN108777122A (en) | A kind of stereo luminous character and preparation method thereof with functional structure | |
CN102592509B (en) | Three-dimensional signboard and manufacture method thereof | |
CN102182977A (en) | Auspicious lamp | |
CN204870286U (en) | Night light light -emitting character | |
CN202058395U (en) | Three-dimensional letter and lamps using same | |
CN208460343U (en) | A kind of stereo luminous character with supporting layer | |
CN202434161U (en) | Three-dimensional signboard | |
CN204965988U (en) | LED light -emitting character | |
CN206608764U (en) | Stereo luminous type hurdle lamp | |
CN201946249U (en) | Three-dimensional character and lamp using same | |
CN101054042A (en) | Technology for studding shell to marble | |
CN103531119A (en) | Three-dimensional light-emitting character and figure | |
CN215760932U (en) | Modular decorative multifunctional enclosure | |
CN205194257U (en) | 3D prints light -emitting character | |
CN202178027U (en) | Three-dimensional signboard | |
CN207397637U (en) | A kind of band neon effect luminous mark showing stand | |
CN206946882U (en) | A kind of LED diamond crystals particle light-emitting word | |
CN2406834Y (en) | Image reflecting device | |
CN105196766A (en) | Noctilucence light-emitting character and light-emitting method at night | |
CN201439281U (en) | Decorative hanging piece |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |