CN203766033U - Bearing body for containing photosensitive resin and three-dimensional (3D) printer - Google Patents
Bearing body for containing photosensitive resin and three-dimensional (3D) printer Download PDFInfo
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- CN203766033U CN203766033U CN201420166657.0U CN201420166657U CN203766033U CN 203766033 U CN203766033 U CN 203766033U CN 201420166657 U CN201420166657 U CN 201420166657U CN 203766033 U CN203766033 U CN 203766033U
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- photosensitive resin
- holding
- cramping body
- supporting body
- flexible membrane
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Abstract
The utility model discloses a bearing body (300) for containing a photosensitive resin and a three-dimensional (3D) printer. The bearing body (300) for containing the photosensitive resin comprises a bearing main body (301) and a flexible film (320), wherein the flexible film (320) is fixed at the bottom of the bearing main body (301). In one embodiment, the bearing main body (301) comprises an outer clamping body (310) and an inner clamping body (330), wherein a side part (324) of the flexible film (320) is clamped between an inner peripheral wall (312) of the outer clamping body (310) and an outer peripheral wall (332) of the inner clamping body (330); an inner peripheral wall (334) of the inner clamping body (330) and the bottom (322) of the flexible film (320) form a space (340) for containing the photosensitive resin together. The bearing body (300) for containing the photosensitive resin is simple in structure and low in cost.
Description
Technical field
The utility model belongs to 3D printing technique field, is specifically related to a kind of for holding supporting body and the 3D printer of photosensitive resin.
Background technology
3D printing technique is the development of the multinomial technology such as CAD (CAD), computer-aided manufacturing (CAM), computer numerical control (CNC) (CNN), laser, new material, elaborate servo and comprehensive.Known RP (Rapid Prototyping: rapid shaping) method comprises SLA (Stereo Lithography Apparatus: cubic light is solidified moulding), LOM (Laminated Object Manufacturing: laminated solid body manufacture), SLS (Selective Laser Sintering: selective laser sintering), FDM (Fused Deposition Modeling: fusion sediment moulding), 3DP (Three Dimension Printing: 3 D-printing), and SGC (Solid Ground Curing: Gu the photosensitive liquid phase of base).
In 3D printing technique, that development is very fast, application is wider is SLA (Stereo Lithography Apparatus: cubic light is solidified moulding).The principle of the Stereolithography of SLA is: the light that light source sends is through the two dimensional image (transmission region) on image-forming block, irradiate light-sensitive material, utilize the photosensitive resin of fluid state to issue the feature of third contact of a total solar or lunar eclipse polymerisation in illumination, make the photosensitive resin curing molding of fluid state.After one deck has scanned, then carry out the scanning of lower one deck, new curing one deck is bonded on front one deck securely, so repeats until whole part is manufactured complete.But the current supporting body structure of holding light-sensitive material is comparatively complicated.
Utility model content
The purpose of this utility model is, provides a kind of for holding the supporting body of photosensitive resin, and it is simple in structure.
The utility model is achieved through the following technical solutions: a kind of for holding the supporting body of photosensitive resin, describedly comprise carrying main body and flexible membrane for holding the supporting body of photosensitive resin, and described flexible membrane is fixed on the bottom of described carrying main body.
As the further improvement of technique scheme, described carrying main body comprises outer cramping body and interior cramping body, the sidepiece of described flexible membrane is clamped between the internal perisporium of described outer cramping body and the periphery wall of described interior cramping body, the common space that holds photosensitive resin that forms in the internal perisporium of described interior cramping body and the bottom of described flexible membrane.
As the further improvement of technique scheme, described outer cramping body is working of plastics, and described interior cramping body is working of plastics.
As the further improvement of technique scheme, described outer cramping body and described interior cramping body are cylindric.
As the further improvement of technique scheme, described outer cramping body and described interior cramping body are square frame shape.
As the further improvement of technique scheme, described flexible membrane is transparent plastic article.
The utility model also provides a kind of 3D printer, described 3D printer comprise supporting body for holding photosensitive resin, for represent the image-forming block of two dimensional image with the form of printing opacity and for sending through the corresponding region of described two dimensional image so that described photosensitive resin generation photopolymerization reaction and the light supply apparatus of curing molding, described supporting body is above-mentioned for holding the supporting body of photosensitive resin.
As the further improvement of technique scheme, the bottom of described flexible membrane and the laminating of the surface of image-forming block.
As the further improvement of technique scheme, described light supply apparatus is area source, and described light supply apparatus comprises multiple luminescence units, and described light supply apparatus also comprises the light source control unit of lighting and extinguishing for controlling described multiple luminescence units.
As the further improvement of technique scheme, each luminescence unit of described multiple luminescence units includes at least one illuminator and collimater.
The beneficial effects of the utility model are: of the present utility modelly comprise carrying main body and flexible membrane for holding the supporting body of photosensitive resin, described flexible membrane is fixed on the bottom of described carrying main body, and it is simple in structure.
Brief description of the drawings
Fig. 1 is according to being deconstructed into schematic diagram dividing of the 3D printer of an embodiment of the present utility model;
Fig. 2 is illustrated in the schematic diagram that the form with printing opacity on image-forming block represents X-Y scheme;
Fig. 3 be according to an embodiment of the present utility model for holding the floor map of supporting body of photosensitive resin;
Fig. 4 be according to another embodiment of the present utility model for holding the generalized section of supporting body of photosensitive resin;
Fig. 5 be presentation graphs 3 for holding the schematic diagram of assembling mode of supporting body of photosensitive resin;
Fig. 6 be Fig. 3 for holding the generalized section of interior cramping body of supporting body of photosensitive resin;
Fig. 7 be Fig. 3 for holding the schematic top plan view of interior cramping body of supporting body of photosensitive resin;
Fig. 8 be Fig. 3 for holding the generalized section of outer cramping body of supporting body of photosensitive resin;
Fig. 9 be Fig. 3 for holding the schematic top plan view of outer cramping body of supporting body of photosensitive resin;
Figure 10 be according to another embodiment of the present utility model for holding the floor map of supporting body of photosensitive resin.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is further detailed.
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.On the contrary, embodiment of the present utility model comprises all changes, amendment and the equivalent within the scope of spirit and the intension that falls into additional claims.In addition, in description of the present utility model, term " area source " refers to that the light sending is parallel to each other or connects subparallel light source.
As shown in Figure 1,3D printer 1000 comprise the supporting body 300 of the photosensitive resin 400 for carrying fluid state, for representing the image-forming block 200 of two dimensional image with the form of printing opacity and for sending through the corresponding region of described two dimensional image (example is two dimensional image region 240 as shown in Figure 2) so that described photosensitive resin 400 photopolymerization reaction occurs and the light supply apparatus 100 of curing molding.Thus, the light that light supply apparatus 100 sends, through the corresponding region of described two dimensional image, makes described photosensitive resin 400 photopolymerization reaction occur and curing molding, can effectively avoid the photosensitive resin that this should be not curing to solidify.Image-forming block 200 is between light supply apparatus 100 and supporting body 300.
Wherein, under the assembled state of 3D printer 1000, fit with the upper surface of image-forming block 200 in the bottom 322 of described flexible membrane 320.The structure of 3D printer 1000 is very compact.
Described image-forming block 200 has imaging drive control module 220.Imaging drive control module 220 drives each pixel of described image-forming block 200, shows desirable two dimensional image.The corresponding region of two dimensional image is transparent region.Light can pass the corresponding region of two dimensional image.And light can not be through the region outside the corresponding region of two dimensional image.As shown in Figure 2, in the time need to forming the layer of a vase shape, imaging drive control module 220 drives each pixel of described image-forming block 200, shows the two dimensional image (image that two dimensional image region 240 is represented) of vase shape.Two dimensional image region 240 is light transmission state, and region 230 outside two dimensional image region 240 is light tight state.The light that light supply apparatus 100 sends evenly, through two dimensional image region 240, makes described photosensitive resin 400 photopolymerization reaction occur and curing molding, forms the layer of a vase shape.
As shown in Figure 1, each luminescence unit of described multiple luminescence unit 130 includes at least one illuminator (emitter) 132 and collimater (collimiter) 134.Wherein, broad understanding should be made in term " collimater ", and it means diverging light to be transformed into any device or any combination of devices of substantially parallel light.
Particularly, described light supply apparatus 100 has framework 120.Multiple luminescence units 130 are formed in each compartment (compartment) 131 of framework 120.Described light supply apparatus 100 also comprises the light source control unit of lighting and extinguishing 110 for controlling described multiple luminescence unit 130.Light source control unit 110 is for controlling each luminescence unit of multiple luminescence units 130.Thus, can control by light source control unit 110 each luminescence unit of multiple luminescence units 130, the luminescence unit under two dimensional image that only image-forming block 200 represents is lighted, and other luminescence units outside under two dimensional image extinguish.Like this, the amount of veiling glare can be can further reduced on the one hand, electric power can be saved on the one hand.
Thus, diverging light illuminator 132 being sent by collimater 134 is transformed into directional light, further effectively avoids the photosensitive resin that this should be not curing to solidify.Although in the present embodiment, illuminator 132 and collimater 134 are all positioned at each compartment 131 of framework 120, the utility model is not limited to this, and for example collimater 134 can be placed on the outside of compartment 131.In addition, although in the present embodiment, a corresponding collimater 134 of illuminator 132, the utility model is not limited to this, the corresponding collimater 134 of for example multiple illuminators, or the corresponding collimater 134 of whole illuminators.
3D printer 1000 also comprises Lift Part 500, control module 600 and computer 700.Wherein, after photosensitive resin 400 curing moldings of the fluid state in described supporting body 300, Lift Part 500 by the part of curing molding upwards (away from the direction of described light supply apparatus 100) promote specified gap, in the photosensitive resin of new fluid state flows into this specified gap time, Lift Part 500 makes the part of curing molding drop to the position of regulation, then carries out solidifying of lower one deck.In the present embodiment, control module 600 is connected with imaging drive control module 220, light source control unit 110 and computer 700.By computer 700, light supply apparatus 100, image-forming block 200, Lift Part 500 are unified to control.Certainly, the utility model is not limited to this, and for example computer 700 can be embedded chip.Or control module 600, imaging drive control module 220 and light source control unit 110 are integrated on a control chip.
As shown in Figure 4, describedly comprise carrying main body 301 and flexible membrane 320 for holding the supporting body 300 of photosensitive resin, described flexible membrane 320 is fixed on the bottom of described carrying main body 301.Wherein, described flexible membrane 320 can be fixed on by ultrasonic bonding, the mode such as bonding the bottom of described carrying main body 301.
Be used for a specific embodiment of the carrying main body 301 of the supporting body 300 that holds photosensitive resin below with reference to Fig. 3, Fig. 5 to Fig. 9 explanation.
As shown in Fig. 3, Fig. 5 to Fig. 9, the present embodiment comprise outer cramping body 310, interior cramping body 330 and flexible membrane 320 for holding the supporting body 300 of photosensitive resin.Wherein, outer cramping body 310 is equivalent to the carrying main body 301 in the embodiment shown in Fig. 4 with the combination of interior cramping body 330.The sidepiece 324 of described flexible membrane 320 is clamped between the internal perisporium 312 of described outer cramping body 310 and the periphery wall 332 of described interior cramping body 330.The internal perisporium 334 of described interior cramping body 330 and the common space 340 that holds photosensitive resin that forms, the bottom of described flexible membrane 320 322.In the time carrying out 3D printing, photosensitive resin 400 is contained in space 340, and is carried by the bottom 322 of flexible membrane 320.
Wherein, described outer cramping body 310 is preferably working of plastics.Described interior cramping body 330 is also preferably working of plastics.Described flexible membrane 320 is preferably transparent plastic article, such as transparent resin part or flexible acrylic etc.In the present embodiment, described outer cramping body 310 and described interior cramping body 330 are cylindric.
Of the present utility model, for holding the supporting body 300 of photosensitive resin, outer cramping body 310 can highly equate with interior cramping body 330, also can be highly not etc.The height of outer cramping body 310 can be greater than the height of interior cramping body 330.The height of outer cramping body 310 also can be less than the height of interior cramping body 330.
As shown in Figure 5, the distance between the internal perisporium 312 of described outer cramping body 310 and the periphery wall 332 of described interior cramping body 330 is slightly less than the thickness of described flexible membrane 320.Thus, by described flexible membrane 320 is placed between described outer cramping body 310 and interior cramping body 330, then make interior cramping body 330 mutually close with outer cramping body 310, the sidepiece of flexible membrane 320 324 is fixed between the internal perisporium 312 of described outer cramping body 310 and the periphery wall 332 of described interior cramping body 330, and bottom 322 tensionings of described flexible membrane 320.Thus, the common space 340 that holds photosensitive resin that forms in the internal perisporium 334 of described interior cramping body 330 and the bottom of described flexible membrane 320 322.Therefore, simple and convenient for holding the assembling procedure of supporting body 300 of photosensitive resin.
As shown in figure 10, this another embodiment comprise outer cramping body 310A, interior cramping body 330A and flexible membrane 320A for holding the supporting body 300A of photosensitive resin.The combination of outer cramping body 310A and interior cramping body 330A is equivalent to carry main body.The sidepiece of described flexible membrane 320A is clamped between the internal perisporium of described outer cramping body 310A and the periphery wall of described interior cramping body 330A.The common space that holds photosensitive resin that forms of bottom 322A of the internal perisporium of described interior cramping body 330A and described flexible membrane 320A.From embodiment illustrated in fig. 3 different, described outer cramping body 310A and described interior cramping body 330A are square frame shape.Certainly, the utility model is not limited to this, and the shape of outer cramping body, interior cramping body can be not limited to cylindric or square frame shape, for example can oval ring-type or other is irregular loop-like.
In an embodiment of 3D printer 1000, described light supply apparatus 100 comprises multiple luminescence units 130.Wherein, the quantity of luminescence unit 130 can be determined according to the meticulous requirement of Stereolithography.The quantity of the fineness of Stereolithography and luminescence unit 130 is in direct ratio.In the present embodiment, the quantity of luminescence unit 130 is preferably more than 100, and the quantity of luminescence unit 130 is more preferably more than 1000.
Described image-forming block 200 can be monochromatic TFT LCDs or colored TFT(Thin Film Transistor) LCDs.TFT LCDs has advantages of at a high speed, high brightness, high-contrast.Certainly, the utility model is not limited to this, the LCDs that described image-forming block 200 also can other kinds, for example torsional mode nematic (Twisted Nematic; TN) LCDs, super torsional mode nematic (Super Twisted Nematic; STN) LCDs.
In an embodiment of 3D printer 1000, collimater 134 is lens, for example convex lens or Fresnel lens.Or collimater 134 is speculum, for example concave mirror or pyramidal surface transmitting mirror.
In other embodiment of 3D printer 1000, each luminescence unit of described multiple luminescence units 130 includes LED.And the light wavelength that each luminescence unit sends is 250nm to 700nm.Preferably, the light wavelength that each luminescence unit sends is 350nm to 500nm.Luminescence unit 130 is for example ultraviolet leds, blue-ray LED, green light LED, green light LED, yellow light LED, orange light LED, red-light LED or white light LEDs.
The utility model also provides a kind of 3D Method of printing.This 3D Method of printing adopts 3D printer described herein.Described 3D Method of printing comprises the following steps:
S101: to the photosensitive resin 400 of the interior injection fluid state of supporting body 300;
S102: the form with printing opacity represents X-Y scheme on image-forming block 200;
S103: light the luminescence unit 130 of light supply apparatus 100, make light irradiate the photosensitive resin in supporting body 300 through the light transmission part of image-forming block 200, make photosensitive resin form a cured layer;
S104: judge whether that all cross sections have completed moulding, if finish, otherwise enter S105;
S105: promote curing part by Lift Part 500, and repeat S102, S103 and S104.In S105, after photosensitive resin 400 curing moldings of the fluid state in described supporting body 300, Lift Part 500 can by the part of curing molding upwards (away from the direction of described light supply apparatus) promote specified gap, in the photosensitive resin of new fluid state flows into this specified gap time, Lift Part 500 makes the part of curing molding drop to the position of regulation, then carries out solidifying of lower one deck.
3D printer of the present utility model and 3D Method of printing go for processing two dimension or the three-dimensional structure of various materials.And the light path part of 3D printer of the present utility model is only made up of image-forming block and light supply apparatus, position relationship is simple, simple for structure, and number of components is few, has reduced volume and the cost of 3D printer.In addition, the image-forming block that 3D printer of the present utility model adopts is for laser galvanometer or projecting apparatus, and cost of manufacture is low, use material is few.
The present embodiment comprise outer cramping body, interior cramping body and flexible membrane for holding the supporting body of photosensitive resin.The package assembly of outer cramping body, interior cramping body and flexible membrane is simple, with low cost, is very suitable for volume production.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. one kind for holding the supporting body (300) of photosensitive resin, it is characterized in that, describedly comprise carrying main body (301) and flexible membrane (320) for holding the supporting body (300) of photosensitive resin, described flexible membrane (320) is fixed on the bottom of described carrying main body (301).
2. according to claim 1 for holding the supporting body (300) of photosensitive resin, it is characterized in that, described carrying main body (301) comprises outer cramping body (310) and interior cramping body (330), the sidepiece (324) of described flexible membrane (320) is clamped between the internal perisporium (312) of described outer cramping body (310) and the periphery wall (332) of described interior cramping body (330), the internal perisporium (334) of described interior cramping body (330) and the common space (340) that holds photosensitive resin that forms, the bottom (322) of described flexible membrane (320).
3. according to claim 2ly it is characterized in that for holding the supporting body (300) of photosensitive resin, described outer cramping body (310) is working of plastics, and described interior cramping body (330) is working of plastics.
4. according to claim 2ly it is characterized in that for holding the supporting body (300) of photosensitive resin, described outer cramping body (310) and described interior cramping body (330) are cylindric.
5. according to claim 2ly it is characterized in that for holding the supporting body (300) of photosensitive resin, described outer cramping body (310A) and described interior cramping body (330A) are square frame shape.
6. according to claim 1ly it is characterized in that for holding the supporting body (300) of photosensitive resin, described flexible membrane (320) is transparent plastic article.
7. a 3D printer, it is characterized in that, described 3D printer (1000) comprise supporting body (300) for holding photosensitive resin (400), for represent the image-forming block (200) of two dimensional image with the form of printing opacity and for sending through the corresponding region of described two dimensional image so that described photosensitive resin generation photopolymerization reaction and the light supply apparatus (100) of curing molding, described supporting body (300) for described in claim 1 to 6 any one for holding the supporting body of photosensitive resin.
8. 3D printer according to claim 7, is characterized in that, the bottom (322) of described flexible membrane (320) and the laminating of the surface of image-forming block (200).
9. 3D printer according to claim 7, it is characterized in that, described light supply apparatus (100) is area source, and described light supply apparatus (100) comprises multiple luminescence units (130), described light supply apparatus (100) also comprises the light source control unit of lighting and extinguishing (110) for controlling described multiple luminescence unit (130).
10. 3D printer according to claim 9, is characterized in that, each luminescence unit of described multiple luminescence units (130) includes at least one illuminator (132) and collimater (134).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166657.0U CN203766033U (en) | 2014-04-09 | 2014-04-09 | Bearing body for containing photosensitive resin and three-dimensional (3D) printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166657.0U CN203766033U (en) | 2014-04-09 | 2014-04-09 | Bearing body for containing photosensitive resin and three-dimensional (3D) printer |
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| CN203766033U true CN203766033U (en) | 2014-08-13 |
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| CN201420166657.0U Expired - Fee Related CN203766033U (en) | 2014-04-09 | 2014-04-09 | Bearing body for containing photosensitive resin and three-dimensional (3D) printer |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772908A (en) * | 2015-04-28 | 2015-07-15 | 刘彦君 | SLA-type three-dimensional printer |
| CN104960205A (en) * | 2015-06-30 | 2015-10-07 | 北京威控睿博科技有限公司 | Continuous printing method for 3D printer and system for continuous printing method |
| CN105365216A (en) * | 2014-09-01 | 2016-03-02 | 上海联泰科技有限公司 | Resin groove for bottom projection type rapid forming and bottom projection type rapid forming device |
| WO2016029832A1 (en) * | 2014-08-25 | 2016-03-03 | 上海联泰三维科技有限公司 | Closed-loop control system and method for stereolithography 3d printer |
| WO2016127442A1 (en) * | 2015-02-11 | 2016-08-18 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device comprising same |
| WO2018085321A1 (en) * | 2016-11-04 | 2018-05-11 | Cc3D Llc | Additive manufacturing system having multi-flex nozzle |
-
2014
- 2014-04-09 CN CN201420166657.0U patent/CN203766033U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016029832A1 (en) * | 2014-08-25 | 2016-03-03 | 上海联泰三维科技有限公司 | Closed-loop control system and method for stereolithography 3d printer |
| CN105365216A (en) * | 2014-09-01 | 2016-03-02 | 上海联泰科技有限公司 | Resin groove for bottom projection type rapid forming and bottom projection type rapid forming device |
| WO2016127442A1 (en) * | 2015-02-11 | 2016-08-18 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device comprising same |
| CN104772908A (en) * | 2015-04-28 | 2015-07-15 | 刘彦君 | SLA-type three-dimensional printer |
| CN104772908B (en) * | 2015-04-28 | 2024-05-03 | 深圳市宝迪斯科技有限公司 | SLA type three-dimensional printer |
| CN104960205A (en) * | 2015-06-30 | 2015-10-07 | 北京威控睿博科技有限公司 | Continuous printing method for 3D printer and system for continuous printing method |
| WO2018085321A1 (en) * | 2016-11-04 | 2018-05-11 | Cc3D Llc | Additive manufacturing system having multi-flex nozzle |
| US10843406B2 (en) | 2016-11-04 | 2020-11-24 | Continuous Composites Inc. | Additive manufacturing system having multi-flex nozzle |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |