CN212684731U

CN212684731U - A shield assembly for ultraviolet curing 3D printer

Info

Publication number: CN212684731U
Application number: CN202021003978.0U
Authority: CN
Inventors: 郑友志; 黄成�
Original assignee: Chongqing Jinshi Zhicheng Technology Co Ltd
Current assignee: Chongqing Jinshi Zhicheng Technology Co Ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-03-12
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a shielding device for an ultraviolet curing 3D printer, which relates to the technical field of 3D printers and comprises a box body, wherein the top of the box body is provided with a mounting plate, the top of the box body is provided with a projection groove, the top of the mounting plate is fixed with a cylinder, the top of the interior of the mounting plate is provided with a telescopic rod matched with the cylinder, the bottom end of the telescopic rod is connected with a shielding cover, the top of the interior of the shielding cover is provided with a printing platform, the shielding cover is also embedded with two inlet pipes which are symmetrically distributed at two sides of the printing platform, the utility model can jack up a product through the arrangement of a push plate and an electric push rod so as to be convenient for taking off the product and printing the subsequent product, thereby effectively improving the taking-off efficiency of the product and being simple and convenient to operate, time and labor are saved, and the printing machine is favorable for quick printing of products.

Description

A shield assembly for ultraviolet curing 3D printer

Technical Field

The utility model belongs to the technical field of the 3D printer, concretely relates to shield device for ultraviolet curing 3D printer.

Background

The 3D printer is a process for rapid prototyping, a three-dimensional model is manufactured layer by layer in a layer-by-layer stacking mode, the operation process of the three-dimensional model is similar to that of a traditional printer, only the traditional printer prints ink on paper to form a two-dimensional plane drawing, and the three-dimensional printer realizes layer-by-layer stacking and superposition of liquid photosensitive resin materials, molten plastic wires, gypsum powder and other materials to form a three-dimensional entity in a binder spraying or extruding mode.

However, the shielding device for the uv curing 3D printer on the market at present has defects in the using process, such as: after the product is printed and is accomplished, can not take off the product fast, the printing of the follow-up product of not being convenient for influences the printing efficiency of product, and in addition, the heat dispersion of device remains to be improved, and the easy high temperature of electrical component damages, influences the life of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shield device for ultraviolet curing 3D printer to the product can not be taken off fast that proposes in solving above-mentioned background art, the printing of the follow-up product of being not convenient for, the heat dispersion of device in addition remains to improve, the easy high temperature of electrical component damages the problem.

In order to achieve the above object, the utility model provides a following technical scheme: a shielding device for an ultraviolet curing 3D printer comprises a box body, wherein a mounting plate is installed at the top of the box body, a projection groove is formed in the top of the interior of the box body, an air cylinder is fixed to the top of the mounting plate, a telescopic rod matched with the air cylinder is arranged at the top of the interior of the mounting plate, a shielding cover is connected to the bottom of the telescopic rod, a printing platform is installed at the top of the interior of the shielding cover, two inlet pipes symmetrically distributed on two sides of the printing platform are embedded in the shielding cover, ultraviolet projection equipment is installed at the bottom of the interior of the projection groove, an oxygen permeation panel is fixed above the interior of the projection groove, a plate groove is formed in the top of the oxygen permeation panel, two inner cavities communicated with the plate groove are symmetrically formed in the interior of the oxygen permeation panel, a push plate is inserted in the interior of the plate groove, and, the top ends of the two electric push rods are connected with the bottom of the push plate, and a control switch is mounted on the front surface of the box body.

Preferably, the inside of the box body is located below the projection groove and is further provided with a cavity groove, a heat conduction plate is arranged inside the cavity groove, a heat conduction column which is in contact with the bottom of the ultraviolet projection equipment is fixed at the top end of the heat conduction plate, and meanwhile, heat dissipation fins connected with the heat conduction plate are embedded in the two sides of the box body.

Preferably, the four corners of the bottom of the shielding cover are provided with positioning pins, and the top of the box body is provided with positioning holes corresponding to the four positioning pins one to one.

Preferably, the opposite corners of the positioning pin relative to one end of the shielding cover are in arc chamfering transition to form arc ends with smooth surface walls.

Preferably, the two sides of the top end of the shielding cover are symmetrically connected with auxiliary connecting rods, each auxiliary connecting rod comprises an inner rod and an outer rod, and the end parts of the inner rod and the outer rod are respectively connected with the top of the shielding cover and the inner top of the mounting plate.

Preferably, supporting legs are installed at four corners of the bottom of the box body, and anti-slip pads are bonded to the bottom ends of the four supporting legs.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a push pedal and electric putter's setting can realize the product jack-up to in the taking off of product, so that the printing of follow-up product, thereby effectual improved the efficiency of taking off of product, and easy and simple to handle, labour saving and time saving is favorable to the quick printing of product.

(2) The utility model discloses a heat conduction post, heat-conducting plate and heat radiation fins's setting can realize absorbing and giving off the heat that ultraviolet projection equipment during operation produced to realize ultraviolet projection equipment's high-efficient heat dissipation, the effectual radiating efficiency who improves the device helps extension fixture's life.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

in the figure: 1-a box body; 2-pushing the plate; 3-positioning holes; 4, an electric push rod; 5-a shielding cover; 6, mounting a plate; 7-an auxiliary connecting rod; 8, a telescopic rod; 9-a cylinder; 10-a feed pipe; 11-a printing platform; 12-a locating pin; 13-oxygen permeable panel; 14-an ultraviolet projection device; 15-heat conducting columns; 16-a thermally conductive plate; 17-a projection slot; 18-heat dissipation fins; 19-a control switch; 20-plate groove; 21-lumen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a shielding device for an ultraviolet curing 3D printer comprises a box body 1, wherein a mounting plate 6 is installed at the top of the box body 1, a projection groove 17 is formed in the top of the interior of the box body 1, an air cylinder 9 is fixed at the top of the mounting plate 6, a telescopic rod 8 matched with the air cylinder 9 is arranged at the top end of the interior of the mounting plate 6, a shielding cover 5 is connected to the bottom end of the telescopic rod 8, a printing platform 11 is installed at the top end of the interior of the shielding cover 5, two feed pipes 10 symmetrically distributed on two sides of the printing platform 11 are embedded on the shielding cover 5, an ultraviolet projection device 14 is installed at the bottom of the interior of the projection groove 17, an oxygen permeation panel 13 is fixed above the interior of the projection groove 17, a plate groove 20 is formed in the top of the oxygen permeation panel 13, two inner cavities 21 communicated with the plate groove 20 are symmetrically formed in the interior of the, electric putter 4 is all installed to the inside of two inner chambers 21, after printing the completion, 8 shrink of drive telescopic link through cylinder 9, in order to drive and shield cover 5 and inside print platform 11 and rise, in order to open and shield cover 5, then user's accessible control switch 19 opens electric putter 4, make electric putter 4 extend, in order to promote push pedal 2, with the product jack-up after printing the completion on the oxygen infiltration panel 13, thereby be convenient for taking off of product, help improving the printing efficiency of product, and the top of two electric putter 4 all is connected with the bottom of push pedal 2, the front surface mounting of box 1 has control switch 19, electric putter 4 and ultraviolet projection equipment 14 all with control switch 19 electric connection.

Furthermore, the inside of the box body 1 is located below the projection groove 17 and is further provided with a cavity groove, a heat conducting plate 16 is installed inside the cavity groove, a heat conducting column 15 which is in contact with the bottom of the ultraviolet projection device 14 is fixed at the top end of the heat conducting plate 16, and meanwhile, heat radiating fins 18 which are connected with the heat conducting plate 16 are embedded in two sides of the box body 1, in the working process of the device, the heat conducting column 15 absorbs heat generated during the working process of the ultraviolet projection device 14, the heat conducting column conducts the heat to the heat radiating fins 18 through the heat conducting plate 16, and the heat is radiated through the heat radiating fins 18, so that the efficient heat radiation of the ultraviolet projection device 14 is realized, and the service life of the.

Specifically, locating pins 12 are installed at four corners of the bottom of the shielding cover 5, locating holes 3 corresponding to the four locating pins 12 one by one are formed in the top of the box body 1, and when the shielding cover 5 descends to the top of the box body 1, the locating pins 12 are inserted into the locating holes 3 to locate the shielding cover 5, so that the shielding cover 5 and the box body 1 are connected tightly.

It should be noted that the opposite corners of the positioning pin 12 relative to one end of the shielding case 5 are all transited by arc chamfering to form a smooth arc end of the surface wall, so that the positioning pin 12 can be inserted into the positioning hole 3 quickly.

Further, the top both sides of shielding cover 5 still symmetric connection have vice connecting rod 7, and vice connecting rod 7 includes interior pole and outer pole, and the tip of interior pole and outer pole is connected with the inside top of shielding cover 5's top and mounting panel 6 respectively, and shielding cover 5 lift in-process, vice connecting rod 7 is flexible along with it to stability when having increased shielding cover 5 and having gone up and down, so that print platform 11's stable lift.

Specifically, the supporting legs are installed at four corners of the bottom of the box body 1, and the bottom ends of the four supporting legs are all bonded with anti-slip pads, so that the box body 1 can be stably placed.

The utility model discloses a theory of operation and use flow: when the utility model is used, the user carries the shielding cover 5 to a use place, and switches on the power supply, the telescopic rod 8 is driven to extend through the air cylinder 9 to drive the shielding cover 5 and the printing platform 11 inside the shielding cover to descend until the bottom of the shielding cover 5 contacts the top of the box body 1, at the moment, the positioning pin 12 is inserted into the positioning hole 3 to position the shielding cover 5, then the user adds raw materials through the inlet pipe 10 to accumulate the raw materials on the oxygen permeation panel 13, then the raw materials are printed through the printing platform 11, meanwhile, the ultraviolet projection equipment 14 emits ultraviolet light, so that the raw materials on the oxygen permeation panel 13 are solidified to realize the 3D printing of products, after the printing, the telescopic rod 8 is driven to contract through the air cylinder 9 to drive the shielding cover 5 and the printing platform 11 inside the shielding cover to ascend, so as to open the shielding cover 5, then the electric push rod 4 can be opened through the control switch, make electric putter 4 extend to promote push pedal 2, with the product jack-up after printing the completion on the oxygen infiltration panel 13, thereby be convenient for taking off of product, help improving the printing efficiency of product, in addition, in the device course of the work, heat that heat conduction post 15 produced ultraviolet projection equipment 14 during operation absorbs, and conduct to heat radiation fins 18 through heat-conducting plate 16 on, the rethread heat radiation fins 18 gives off, thereby realizes ultraviolet projection equipment 14's high-efficient heat dissipation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shield assembly for ultraviolet curing 3D printer which characterized in that: including box (1), mounting panel (6) are installed at the top of box (1), and projection groove (17) have been seted up at the inside top of box (1), the top of mounting panel (6) is fixed with cylinder (9), and the inside top of mounting panel (6) be provided with cylinder (9) assorted telescopic link (8), the bottom of telescopic link (8) is connected with and shields cover (5), and the inside top of shielding cover (5) installs print platform (11), shield and still inlay inlet pipe (10) that are equipped with two symmetric distribution in print platform (11) both sides on cover (5), ultraviolet projection equipment (14) are installed to the inside bottom of projection groove (17), and the inside top of projection groove (17) is fixed with oxygen infiltration panel (13), board groove (20) have been seted up at the top of oxygen infiltration panel (13), and the inside of oxygen infiltration panel (13) still symmetry set up two inner chambers that are linked together with board groove (20) (21) The push plate (2) is inserted into the plate groove (20), the electric push rods (4) are installed inside the inner cavity (21), the top ends of the two electric push rods (4) are connected with the bottom of the push plate (2), and a control switch (19) is installed on the front surface of the box body (1).

2. The shielding device for the ultraviolet curing 3D printer according to claim 1, wherein: the inside below that is located projection groove (17) of box (1) has still seted up the chamber groove, and the internally mounted of chamber groove has heat-conducting plate (16), the top of heat-conducting plate (16) is fixed with heat conduction post (15) that contact with the bottom of ultraviolet projection equipment (14), simultaneously the both sides of box (1) all inlay and are equipped with heat radiation fins (18) that are connected with heat-conducting plate (16).

3. The shielding device for the ultraviolet curing 3D printer according to claim 1, wherein: positioning pins (12) are installed at four corners of the bottom of the shielding cover (5), and positioning holes (3) corresponding to the four positioning pins (12) one to one are formed in the top of the box body (1).

4. A masking device for a uv curing 3D printer according to claim 3, characterized in that: the opposite angles of the positioning pins (12) relative to one end of the shielding cover (5) are in arc chamfer transition to form smooth arc ends of the surface wall.

5. The shielding device for the ultraviolet curing 3D printer according to claim 1, wherein: the top both sides of shielding cover (5) still symmetric connection have vice connecting rod (7), vice connecting rod (7) are including interior pole and outer pole, and the tip of interior pole and outer pole is connected with the inside top of shielding cover's (5) and mounting panel (6) respectively.

6. The shielding device for the ultraviolet curing 3D printer according to claim 1, wherein: supporting legs are mounted at four corners of the bottom of the box body (1), and anti-slip pads are bonded at the bottom ends of the four supporting legs.