CN205767554U - A kind of solidification lamp box for 3D printed product - Google Patents

Abstract

The utility model discloses a kind of solidification lamp box for 3D printed product, including casing, and it is positioned at the LED above box house, it is characterized in that, described LED light direction is provided with lamella lucida, being provided with the connection carrier of loophole between described lamella lucida and LED, described lamella lucida lays respectively at LED and is connected the upper and lower both sides of carrier and arranges in gap.By using technique scheme, connection carrier and lamella lucida are set, by connecting the loophole on carrier and the light transmission of lamella lucida oneself, ensure that LED light can penetrate smoothly, make LED and lamella lucida keep gap to arrange simultaneously, thus play isolation and stop the effect of box house dust, it is to avoid and the radius that dust enters inside LED LED causes stop to affect the effect that light is solid.

Description

A kind of solidification lamp box for 3D printed product

Technical field

This utility model relates to the production equipment of 3D printed product, more specifically, it relates to a kind of printing for 3D is produced The solidification lamp box of product.

Background technology

Three-dimensional (3D) rapid shaping, also referred to as increases material manufacture, and ultimate principle is by printing or laying continuous print material Layer produces three-dimensional body.Three-dimensional fast shaping equipment or three-dimensional printer are by changing the three dimensional computer modeling of object and producing Raw a series of cross-sectional slice carry out work, then, print each section, and one on top of the other, thus produces final Three-dimensional body.

The type that the method for three-dimensional fast shaping mainly includes is: stereolithography or photocuring layer separated growth, Selective laser melting, fused glass pellet.

Owing to existing 3D printer is respectively provided with curing process, after solidification completes, product surface can remain part tree Fat raw material, with after after manual cleaning, the most also can carry out secondary solidification, have by photocuring, also have by heating height Temperature solidification, as it is shown in figure 1, by the lamp box of photocuring, including casing 1, arrange flat LED 23 inside casing 1 (making light have bigger radiation scope), but, operationally it is in the state closed due to casing, and has and compare The long working time, LED 23 is needed to light for a long time, so LED 23 can exist the phenomenon of heat radiation difficulty, LED 23 mistake Heat can reduce the service life of self, and then affects the service life of lamp box, there is the weak point of improvement.

Utility model content

The deficiency existed for prior art, this utility model purpose is to provide a kind of solidification for 3D printed product Lamp box, this solidification lamp box is by arranging fin and fan at the LED back side, it is achieved the timely heat radiation to LED, it is to avoid The situation in LED overheated service life that can reduce self.

For achieving the above object, this utility model provides following technical scheme: a kind of solidification for 3D printed product Lamp box, including casing and be positioned at the LED above box house, described LED connects and has radiating subassembly, described heat radiation group Part includes abutting the fan that the fin at the LED back side is connected by pipeline with fin, between described fin and LED It is additionally provided with the bracing frame for supporting radiating subassembly.

By using technique scheme, when LED lights work, carry out heat transmission, subsequently wind by heat sink Fan and by pipeline, heat is discharged, it is achieved the timely heat radiation to LED, it is to avoid LED overheated service life that can reduce self Situation, and then be conducive to extend solidification lamp box service life, the setting of bracing frame play to radiating subassembly support load-bearing, Avoid affecting the operation of LED while dispelling the heat.

This utility model is further arranged to: the plate-shaped setting of support frame as described above, and bracing frame surface offers through hole, heat radiation Plate is positioned at above through hole and both sides of the edge abut against with bracing frame upper surface, and described heat sink surface and the LED back side are by logical Hole abuts against.

By using technique scheme, utilize and offer through hole on bracing frame surface, it is achieved heat sink surface is carried on the back with LED Face abuts against and carries out heat transmission, but the weight of heat sink will not be carried on again in LED, it is to avoid heat sink own wt and Damage LED.

This utility model is further arranged to: described pipeline is metal copper pipe.

By using technique scheme, metal copper pipe quality is hard, the most perishable, has stronger high temperature high voltage resistant Property, there is the longer use time, so that solidification lamp box has longer service life.

This utility model is further arranged to: described fan, towards box back surface, if described box back surface offers parches Pore.

By using technique scheme, the heat being provided with beneficially box house of air-vent is formed along with fan Air-flow band timely, to outside casing, is conducive to keeping box interior temperature equilibrium, it is simple to quick heat radiating.

This utility model is further arranged to: if also including the diffusion layer for spreading LED light in described casing Do the reflecting layer for reflecting LED light and for placing the work platforms of 3D printed product, some described reflecting layer phase The composition that connects cavity, work platforms surface is within the cavity, described LED light directive reflecting layer after diffusion layer.

By using technique scheme, light penetrates from LED, after diffusion layer, expands the radiation of light Scope, subsequent section light is emitted directly toward product to be solidified, remaining light directive reflecting layer, is reflected directive after layer reflection Product to be solidified, LED light is after diffusion layer diffusion, reflecting layer reflection so that inside cavity can comprehensive nothing Being covered by light of dead angle, so that product can solidify after being irradiated by light, this cure lamp box structure is simple, with existing skill The original performance that will not destroy product is compared in being heating and curing of art.

This utility model is further arranged to: described reflecting layer is made up of corrosion resistant plate, some described corrosion resistant plate phases Connect and form the cavity in rectangular structure.

By using technique scheme, corrosion resistant plate has preferable reflecting effect, and cost is relatively low, convenient processing, Cavity in rectangular structure is easy to the connection between each piece of corrosion resistant plate.

The present invention is further arranged to: described diffusion layer by surface in the transparency glass plate of shape make, described light source position Above transparency glass plate, described light source and work platforms are in being oppositely arranged.

By using technique scheme, transparency glass plate cost is relatively low, makes have preferable light through superrefraction and expands Dissipate effect, be easy to light in the light source being oppositely arranged with work platforms and be emitted directly toward work through the rear portion of transparency glass plate diffusion Make platform, remainder directive reflecting layer.

This utility model is further arranged to: be additionally provided with in described casing for the electrical equipment mould to box house element state Block, described electrical appliance module includes the power supply for power supply, for controlling the constant current source of power supply constant current, for controlling light source keying Timeout component.

By using technique scheme, the setting of constant current source makes electric power outputting current constant, and beneficially raising sets Safety during standby use, being provided with of timeout component beneficially improves the intelligent of solidification lamp box, reduces manual operation, favorably In improving work efficiency.

In sum, this utility model also has the advantages that cure lamp box structure is simple, utilizes light to produce The solidification on product surface, light is after diffusion and reflection, it is possible to accomplish light radiation comprehensive in cavity, without dead angle, Make to solidify lamp box and there is preferable solidification effect.

Accompanying drawing explanation

Fig. 1 is the structural representation of prior art；

Fig. 2 is the structural representation of this utility model embodiment；

Fig. 3 is the structural representation (being mainly used in embodying box back surface) of this utility model embodiment；

Fig. 4 is the structural representation (being mainly used in embodying inside cavity) of this utility model embodiment；

Fig. 5 is that the structural representation of this utility model embodiment (is mainly used in embodying cabinets cavity body upper and lower Parts)；

Fig. 6 is the structural representation of this utility model embodiment cavity；

Fig. 7 is that the structural representation of this utility model embodiment cabinets cavity body upper section element (is mainly used in embodying Position relationship between radiating subassembly, bracing frame, LED, epoxy resin board, transparency glass plate and rectangle corrosion resistant plate)；

Fig. 8 is this utility model embodiment radiating subassembly, bracing frame and the connection diagram of LED；

Fig. 9 is this utility model embodiment work platforms, connection diagram between spinning motor and base.

Reference: 1, casing；2, socket；3, switch is controlled；4, feet；5, observation door；51, clear layer；6, mobile division； 7, air-vent；8, peristome；9, ring frame；10, cavity；11, work platforms；12, hinge；13, L-type connecting plate；14, power supply； 15, constant current source；16, timeout component；17, setter plate；18, base；19, fan；20, heat sink；21, bracing frame；22, gold Belong to copper pipe；23, LED；24, epoxy resin board；241, groove；25, transparency glass plate；26, rectangle corrosion resistant plate；27, rotation Motor.

Detailed description of the invention

With reference to Fig. 2 to Fig. 9, this utility model embodiment is described further.

As shown in Figure 2 to Figure 3, a kind of solidification lamp box for 3D printed product, owing to existing 3D printer is respectively provided with Curing process, after solidification completes, product surface can remain a part of resin raw material, with after after manual cleaning, by this The secondary of product is solidified by the solidification lamp box of scheme, and cure lamp case includes the casing 1 in hollow rectangular structure, and casing 1 is by metal plate Gold copper-base alloy is formed by connecting, and the wherein one side at casing 1 is provided with the peristome 8 of rectangle, and the edge of peristome 8 passes through hinge 12 It is hinged with an observation door 5 suitable with peristome 8, in order to observe the feelings within casing 1 on the basis of being not switched on casing 1 Condition, the zone line at observation door 5 is provided with clear layer 51, in order to avoid solidification lamp box internal light is irradiated to the work of outside Personnel, so clear layer 51 selects the material that can completely cut off the injection of internal light source light to make, after test of many times, clear layer 51 Select dark brown acrylic board, outside the lower square box 1 of observation door 5, be provided with some control switches 3, it is simple to be same observe Time be controlled regulation, be provided with four feets 4 in the lower section of casing 1, play the effect of supporting box 1, at the sidewall of casing 1 On be provided with connect plug socket 2, the sidewall of casing 1 left and right sides is additionally provided with mobile division 6, facilitates operator to remove Fortune solidification lamp box.

As shown in Figures 4 to 6, be additionally provided with a cavity 10 in hollow rectangular structure in the inside of casing 1, cavity 10 by Some pieces of corrosion resistant plates are connected with each other and form, and the bottom surface of cavity 10 and casing 1 bottom surface keeping parallelism, cavity 10 observes door 5 relatively Side be connected to casing 1 inwall by a ring frame 9, ring frame 9 outer rim is rectangular configuration, and ring frame 9 is connected in casing 1 The edge in side opening portion 8, in one of them side of cavity 10 just can be embedded at ring frame 9 and is connected by securing member, In order to realize observation, cavity 10 side being embedded in ring frame 9 is not provided with corrosion resistant plate, i.e. the cavity of rectangular structure 10 There are five sides to be provided with corrosion resistant plate, are not provided with the cavity 10 side light of corrosion resistant plate directly by observation door 5 Acrylic board completely cuts off, and cavity 10 is connected to the inwall of casing 1 back to the side of observation door 5 by the connecting plate of L-type, connecting plate and All connected by securing member between cavity 10 and casing 1, be arranged on casing by connecting plate and ring frame 9 by unsettled for cavity 10 1 along the centre position of short transverse.

As shown in Fig. 4, Fig. 6, Fig. 9, cavity 10 diapire offers a manhole, in manhole, is embedded with one For placing the work platforms 11 of 3D printed product, the rounded setting of work platforms 11, so that reflecting layer is capable of reflecting light Line and work platforms 11 rotate, and work platforms 11 side and manhole hole wall are that gap is arranged, work platforms 11 surface with Flushing inside cavity 10 bottom surface, connecting at work platforms 11 lower surface has a spinning motor 27, and spinning motor 27 drives work Platform 11 does System of Rotating about Fixed Axis motion, and pedestal for placed 18 below spinning motor 27, between cavity 10 and casing 1 bottom surface, level is put Being equipped with a setter plate 17, setter plate 17 edge is connected with casing 1 inwall by securing member, and base 18 is placed on setter plate 17 On.

As shown in Figure 5, Figure 7, cavity 10 roof offers a rectangular through-hole, in rectangular through-hole, is placed with LED 232, through test of many times, efficiency and effect according to product surface solidification consider, the LED 232 of this programme distributes blue light, by In LED 23 inside, there is more component, so in order to avoid LED 23 abuts short circuit with corrosion resistant plate, in LED Being provided with the epoxy resin board 24 of a rectangular plate-like structure below 23, epoxy resin board 24, according to its material behavior, has insulation Function, the lower surface at epoxy resin board 24 offers groove 241, is embedded with one piece of transparency glass plate 25, thoroughly in groove 241 Bright glass plate 25 surface is convex, is convex lens or planoconvex lens, the lower section of transparency glass plate 25 is provided with a square Shape corrosion resistant plate 26, rectangle corrosion resistant plate 26 all keeps abutting with transparency glass plate 25, epoxy resin board 24, rectangle corrosion resistant plate 26 are connected to the roof of cavity 10 by securing member, and rectangle corrosion resistant plate 26 1 aspect is prevented from transparency glass plate 25 and departs from ring The effect of epoxy resins plate 24, on the other hand can also play load-bearing effect, transparency glass plate 25, epoxy resin board 24 and LED Lamp 23 all bear on rectangle corrosion resistant plate 26, transparency glass plate 25 1 aspect can play light diffusion effect, another Aspect can play dust-proof effect, prevents the dust within cavity 10 and casing 1 from entering LED 23 inside and affecting light According to, in order to the light of LED 23 can pass through epoxy resin board 24 and rectangular-shaped corrosion resistant plate, smoothly at epoxy resin The correspondence position of plate 24 and rectangle corrosion resistant plate 26 offers the through hole suitable with LED 23 shape.

As shown in Figure 7, Figure 8, use due to LED 23 easily intensification overheated for a long time, not only can affect its shelf-life also Temperature within casing 1 be will also result in impact, in order to avoid LED 23 heats up overheated situation, set above LED 23 Being equipped with radiating subassembly, radiating subassembly is controlled by external control switch 3, and radiating subassembly is integrally located at cavity 10 roof and casing 1 pushes up The region of wall, radiating subassembly includes the fin being close to mutually with LED 23 back side and the fan 19 being connected with fin, wind It is connected by metal copper pipe 22 between fan 19 and fin, owing to the own wt of fan 19 and fin is relatively big, by all of Weight is all pressed in the damage easily causing LED 23 in LED 23, so being additionally provided with between fin and LED 23 One bracing frame 21, bracing frame 21 main body is platy structure, in order to heat sink 20 can abut with LED 23 back side, so propping up Offering through hole in the middle of support 21, downwardly extended flanging in the both sides of the edge of bracing frame 21, flanging is connected to epoxy resin board 24, play the effect of support, the side frames of heat sink 20 is located on bracing frame 21, and the zone line of heat sink 20 passes through bracing frame Through hole on 21 abuts with LED 23 back side, and the metal copper pipe 22 selecting hardness harder carries out the company of heat sink 20 and fan 19 Connecing, metal copper pipe 22 can play the effect supporting fan 19, and fan 19 is positioned at the upper area of heat sink 20, as it is shown on figure 3, For the ease of casing 1 internal heat along with the discharge of fan 19 gas, so offering some air-vents on casing 1 trailing flank 7。

As shown in Figure 5, Figure 9, being placed with electrical appliance module on casing 1 diapire, electrical appliance module is positioned at below setter plate 17, electricity Device module includes the power supply 14 for power supply, for controlling the constant current source 15 of power supply 14 constant current, for controlling spinning motor 27 Rotating and timeout component 16 that light source opens and closes, power supply 14 electrically connects with constant current source 15, power supply 14 and LED 23 and oneself Rotating motor 27 electrically connects, power-on 14, sets the time by timeout component 16, it is possible to rotate spinning motor 27 and light Source opens and closes accomplishes Synchronization Control.

Specific works mode: the product after having been printed by 3D is placed on work platforms 11, after closing casing 1, Utilizing timeout component 16 to set hardening time, open switch, spinning motor 27 starts to drive work platforms 11 to rotate, simultaneously LED 23 lights, the light of LED 23 first directive transparent glass layer, light through transparent glass layer spread after, a part of light Product on line directive work platforms 11, remainder directive constitutes the corrosion resistant plate of cavity 10, and corrosion resistant plate is by source reflection Product on directive work platforms 11 afterwards, staff observes product concrete condition from the outside through observation door 5, can manually cut Disconnected solidification lamp box power supply, it is also possible to controlled spinning motor 27 by timeout component 16 and stop and LED 23 is closed.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, without departing from the some improvement under this utility model principle premise and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (8)

1. for the solidification lamp box of 3D printed product, including casing (1) and the LED that is positioned at casing (1) inner upper (23), it is characterised in that the upper connection of described LED (23) has radiating subassembly, described radiating subassembly to include abutting LED (23) back of the body The fan (19) that the fin in face is connected by pipeline with fin, be additionally provided with between described fin and LED (23) for Support the bracing frame (21) of radiating subassembly.

A kind of solidification lamp box for 3D printed product the most according to claim 1, it is characterised in that support frame as described above (21) plate-shaped setting, bracing frame (21) surface offers through hole, heat sink (20) be positioned at above through hole and both sides of the edge with Support (21) upper surface abuts against, and described heat sink (20) surface is abutted against by through hole with LED (23) back side.

A kind of solidification lamp box for 3D printed product the most according to claim 2, it is characterised in that described pipeline is gold Belong to copper pipe (22).

A kind of solidification lamp box for 3D printed product the most according to claim 3, it is characterised in that described fan (19) Towards casing (1) back side, described casing (1) back side offers some air-vents (7).

5. according to a kind of solidification lamp box for 3D printed product described in claim 1 or 4, it is characterised in that described casing (1) diffusion layer for spreading LED (23) light, some reflecting layer for reflecting LED (23) light are also included in And for placing the work platforms (11) of 3D printed product, some described reflecting layer are interconnected to constitute cavity (10), work Platform (11) surface is positioned at cavity (10), described LED (23) light directive reflecting layer after diffusion layer.

A kind of solidification lamp box for 3D printed product the most according to claim 5, it is characterised in that described reflecting layer by Corrosion resistant plate is made, and some described corrosion resistant plates are interconnected to form the cavity (10) in rectangular structure.

A kind of solidification lamp box for 3D printed product the most according to claim 5, it is characterised in that described diffusion layer by The convex transparency glass plate (25) in surface is made, and described LED (23) is positioned at transparency glass plate (25) top, described LED Lamp (23) and work platforms (11) are in being oppositely arranged.

A kind of solidification lamp box for 3D printed product the most according to claim 1, it is characterised in that described casing (1) Inside being additionally provided with for the electrical appliance module to casing (1) inner member state, described electrical appliance module includes the power supply for power supply (14), it is used for controlling the constant current source (15) of power supply (14) constant current, for controlling the timeout component (16) that light source opens and closes.