CN110667107B

CN110667107B - Photocuring 3D printing apparatus

Info

Publication number: CN110667107B
Application number: CN201911099779.6A
Authority: CN
Inventors: 冯可; 廖锦嫦
Original assignee: Dongguan Shenshuo Technology Co ltd
Current assignee: Dongguan Shenshuo Technology Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2021-05-28
Anticipated expiration: 2039-11-12
Also published as: CN110667107A

Abstract

The invention discloses photocuring 3D printing equipment which comprises a box body, a photocuring head and a first motor, wherein the top of the photocuring head is movably connected with the top of the inner wall of the box body, the top of the first motor is fixedly connected with the top of the inner wall of the box body, the bottom of the inner wall of the box body is fixedly connected with a bottom plate, the top of the bottom plate is movably connected with a resin groove, the top of the resin groove is movably connected with an outer frame, the bottom of the outer frame is fixedly connected with a return plate, and the surface of the return plate is fixedly connected with a sealing ring. This photocuring 3D printing apparatus, through the top swing joint of the top of photocuring head and box inner wall, avoid frequent change resin tank, removed the time of changing from, for carrying on of print job provides facility, through the equal fixedly connected with slide bar in both sides between inside top of inner box portion and the bottom, easy operation is swift, labour saving and time saving, but accurate adaptation part height, the material occupancy falls to minimumly.

Description

Photocuring 3D printing apparatus

Technical Field

The invention relates to the technical field of 3D printing, in particular to photocuring 3D printing equipment.

Background

3D printing (3DP), one of the rapid prototyping technologies, is a technology for constructing an object by layer-by-layer printing using an adhesive material such as powdered metal or plastic based on a digital model file, and 3D printing is generally implemented by a digital technical material printer, and is generally used to manufacture a model in the fields of mold manufacturing, industrial design, and the like, and then gradually used for direct manufacturing of some products, and there are already components printed by using this technology, which are applied to the fields of jewelry, footwear, industrial design, construction, engineering and construction (AEC), automobiles, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and the like, and a general printer used in daily life can print a flat object designed by a computer, and a so-called 3D printer has basically the same operating principle as the general printer, the printing materials of the common printer are ink and paper, the 3D printer is filled with different printing materials such as metal, ceramic, plastic and sand, which are actual raw materials, and the printing materials can be stacked layer by layer under the control of a computer after the printer is connected with the computer, so that a blueprint on the computer is finally changed into a real object.

In present photocuring 3D printing apparatus, the unable nimble adaptation of material loading volume processes the part height, must highly fill equipment with printable maximum model, no matter how big part prints promptly, all will fill the shaping chamber of whole equipment, the material occupancy is high, for solving above-mentioned problem, present scheme is to adopt removable resin tank, select suitable resin tank to add the material of appropriate quantity promptly according to the part height, the high problem of material occupancy has been solved to a certain extent, but resin tank change complex operation, the change time is also longer, and can not be according to part height adaptation, printable height range has just very roughly been divided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides photocuring 3D printing equipment, which solves the problems that the resin tank is complex to replace and operate, the replacement time is long, and the resin tank cannot be adapted according to the height of a part.

In order to achieve the purpose, the invention is realized by the following technical scheme: a photocuring 3D printing device comprises a box body, a photocuring head and a first motor, wherein the top of the photocuring head is movably connected with the top of the inner wall of the box body, the top of the first motor is fixedly connected with the top of the inner wall of the box body, the bottom of the inner wall of the box body is fixedly connected with a bottom plate, the top of the bottom plate is movably connected with a resin groove, the top of the resin groove is movably connected with an outer frame, the bottom of the outer frame is fixedly connected with a return plate, the surface of the return plate is fixedly connected with a sealing ring, the surface of the sealing ring is contacted with the inner wall of the resin groove, the top of the surface of the outer frame is fixedly connected with a square plate, the top of the bottom plate is fixedly connected with inner boxes on two sides of the resin groove, the tops of the inner walls of the two inner boxes are fixedly connected with, the bottom of first threaded rod is rotated with the bottom of inner box wall and is connected to the surperficial threaded connection of first threaded rod has first slider, the fixed surface of first slider is connected with the diaphragm, one side of diaphragm runs through the inner box and extends to the outside of inner box, the diaphragm extends to the top fixedly connected with riser of the outside one side of inner box to the top of riser and the bottom fixed connection of square board.

Preferably, the two sides between the top and the bottom of the inner box are fixedly connected with sliding rods, and the surfaces of the two sliding rods are connected with sliding sleeves in a sliding mode.

Preferably, a fixed block is fixedly connected between the first sliding block and the sliding sleeve, and a sliding groove matched with the transverse plate is formed in one side of the inner box.

Preferably, the output end of the first motor is fixedly connected with a second threaded rod, the bottom end of the second threaded rod is rotatably connected with the bottom of the bottom plate, a second sliding block is connected to the surface of the second threaded rod in a threaded mode, and a connecting block is fixedly connected to the surface of the second sliding block.

Preferably, the fixed surface of the connecting block is connected with a fixing plate, the bottom of the surface of the fixing plate is fixedly connected with a supporting plate, and the top of the supporting plate is fixedly connected with a filter plate.

Preferably, the equal fixedly connected with montant in both sides between inside top of box and the bottom to the equal sliding connection in surface of two montants has the movable block, two the equal fixedly connected with horizontal pole in the relative one side of movable block, one side fixed connection of horizontal pole and second slider.

Preferably, the bottom fixedly connected with base of box to the both sides of box all articulate through the hinge has the glass door.

Preferably, the surface of the box body is hinged with a box door through a hinge, and the surface of the box door is provided with a glass window.

Advantageous effects

The invention provides a photocuring 3D printing device. Compared with the prior art, the method has the following beneficial effects:

(1) the photocuring 3D printing equipment is characterized in that the top of a photocuring head is movably connected with the top of the inner wall of a box body, the top of a first motor is fixedly connected with the top of the inner wall of the box body, the bottom of the inner wall of the box body is fixedly connected with a bottom plate, the top of the bottom plate is movably connected with a resin groove, the top of the resin groove is movably connected with an outer frame, the bottom of the outer frame is fixedly connected with a return plate, the surface of the return plate is fixedly connected with a sealing ring, the surface of the sealing ring is contacted with the inner wall of the resin groove, the top of the surface of the outer frame is fixedly connected with a square plate, the top of the bottom plate is fixedly connected with inner boxes on two sides of the resin groove, the tops of the inner walls of the two inner boxes are fixedly connected with second motors, the output ends of the second motors are fixedly connected with first threaded rods, the, the fixed surface of first slider is connected with the diaphragm, and one side of diaphragm runs through the inner box and extends to the outside of inner box, and the diaphragm extends to the top fixedly connected with riser of the outside one side of inner box to the top of riser and the bottom fixed connection of square board can be according to the part height, and the automatic adjustment resin groove degree of depth avoids frequent change resin tank, has removed the time of changing from, provides convenience for printing work going on.

(2) The photocuring 3D printing equipment is characterized in that slide rods are fixedly connected to two sides between the top and the bottom of the inner box, the surfaces of the two slide rods are respectively connected with a sliding sleeve in a sliding manner, a fixed block is fixedly connected between a first slide block and the sliding sleeve, one side of the inner box is provided with a sliding chute matched with a transverse plate, the output end of a first motor is fixedly connected with a second threaded rod, the bottom end of the second threaded rod is rotatably connected with the bottom of a bottom plate, the surface of the second threaded rod is connected with a second slide block in a threaded manner, the surface of the second slide block is fixedly connected with a connecting block, the surface of the connecting block is fixedly connected with a fixed plate, the bottom of the surface of the fixed plate is fixedly connected with a support plate, the top of the support plate is fixedly connected with a filter plate, the depth, the material occupancy is minimized.

(3) This photocuring 3D printing apparatus has the frame through the top swing joint in resin groove to the bottom fixedly connected with of frame returns the shaped plate, and the fixed surface that returns the shaped plate is connected with the sealing washer, and the surface of sealing washer contacts with the inner wall in resin groove, and the setting of sealing washer plays certain sealed effect to a certain extent, prevents that photosensitive resin liquid from flowing out, has certain protection to the material.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a cross-sectional view of a resin tank structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the inner box of the present invention;

FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 2;

FIG. 7 is an enlarged view of a portion of the invention at C of FIG. 3;

fig. 8 is an enlarged view of a portion of the invention at D in fig. 4.

In the figure: 1. a box body; 2. a light curing head; 3. a first motor; 4. a base plate; 5. a resin tank; 6. an outer frame; 7. a return plate; 8. a seal ring; 9. a square plate; 10. an inner box; 11. a second motor; 12. a first threaded rod; 13. a first slider; 14. a transverse plate; 15. a vertical plate; 16. a slide bar; 17. a sliding sleeve; 18. a fixed block; 19. a chute; 20. a second threaded rod; 21. a second slider; 22. connecting blocks; 23. a fixing plate; 24. a support plate; 25. filtering the plate; 26. a vertical rod; 27. a movable block; 28. a cross bar; 29. a base; 30. a glass door; 31. a box door; 32. a glass window.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a photocuring 3D printing device comprises a box body 1, a photocuring head 2 and a first motor 3, wherein the first motor 3 and a second motor 11 are three-phase asynchronous motors and can rotate forwards and backwards and are controlled by an external switch, vertical rods 26 are fixedly connected to two sides between the top and the bottom in the box body 1, movable blocks 27 are slidably connected to the surfaces of the two vertical rods 26, the vertical rods 26 and the movable blocks 27 are used for limiting a second slider 21, a transverse rod 28 is fixedly connected to one side, opposite to the two movable blocks 27, of the transverse rod 28 is fixedly connected to one side of the second slider 21, a base 29 is fixedly connected to the bottom of the box body 1, glass doors 30 are hinged to two sides of the box body 1 through hinges, the glass doors 30 are convenient for taking out a model, a box door 31 is hinged to the surface of the box body 1, and a glass window 32 is arranged on the surface of the box door 31, the glass window 32 is arranged to facilitate observation of the inside, the top of the light curing head 2 is movably connected with the top of the inner wall of the box body 1, the top of the first motor 3 is fixedly connected with the top of the inner wall of the box body 1, the output end of the first motor 3 is fixedly connected with the second threaded rod 20, the bottom end of the second threaded rod 20 is rotatably connected with the bottom of the bottom plate 4, the surface of the second threaded rod 20 is in threaded connection with the second slider 21, the surface of the second slider 21 is fixedly connected with the connecting block 22, the surface of the connecting block 22 is fixedly connected with the fixing plate 23, the bottom of the surface of the fixing plate 23 is fixedly connected with the supporting plate 24, the top of the supporting plate 24 is fixedly connected with the filter plate 25, the size of the filter plate 25 is smaller than that of the outer frame 6, the filter plate 25 can conveniently enter and exit from the outer frame 6, the depth of the resin tank 5 can be adjusted according to the height of the part, the operation is simple and rapid, time and labor are saved, the height of the part can be accurately adapted, the material occupancy rate is reduced to the minimum, the top of the resin tank 5 is movably connected with the outer frame 6, the bottom of the outer frame 6 is fixedly connected with the return plate 7, the surface of the return plate 7 is fixedly connected with the sealing ring 8, the sealing ring 8 is arranged to play a certain sealing role to a certain extent, the photosensitive resin liquid is prevented from flowing out, the material is protected to a certain degree, the surface of the sealing ring 8 is contacted with the inner wall of the resin tank 5, the top of the surface of the outer frame 6 is fixedly connected with the square plate 9, the top of the bottom plate 4 and the two sides of the resin tank 5 are fixedly connected with the inner box 10, the two sides between the top and the bottom of the inner box 10 are, the top of the inner walls of the two inner boxes 10 are fixedly connected with second motors 11, the depth of the resin groove 5 can be automatically adjusted according to the height of parts, frequent replacement of the resin groove 5 is avoided, replacement time is saved, and convenience is brought to printing work, the output end of the second motor 11 is fixedly connected with a first threaded rod 12, the bottom end of the first threaded rod 12 is rotatably connected with the bottom of the inner wall of the inner box 10, the surface of the first threaded rod 12 is in threaded connection with a first sliding block 13, a fixed block 18 is fixedly connected between the first sliding block 13 and a sliding sleeve 17, one side of the inner box 10 is provided with a sliding groove 19 matched with the transverse plate 14, the surface of the first sliding block 13 is fixedly connected with a transverse plate 14, one side of the transverse plate 14 penetrates through the inner box 10 and extends to the outside of the inner box 10, the top of the transverse plate 14 extending to the outside of the inner box 10 is fixedly connected with a vertical plate 15, and the, and those not described in detail in this specification are well within the skill of those in the art.

When the device is used, the height of the resin tank 5 is adjusted according to the height of a printed part, the second motor 11 is started through an external switch, the second motor 11 drives the first threaded rod 12 to rotate, the first threaded rod 12 drives the first sliding block 13 to slide up and down, the sliding rod 16, the sliding sleeve 17 and the fixed block 18 play a role in limiting the first sliding block 13, the first sliding block 13 drives the transverse plate 14 to move upwards, the vertical plate 15 drives the square plate 9 to move upwards under the drive of the transverse plate 14, the square plate 9 drives the outer frame 6 to move upwards, the return plate 7 and the sealing ring 8 on the outer frame 6 move upwards, the sealing ring 8 is tightly attached to the inner wall of the resin tank 5, the second motor 11 drives the outer frame 6 to a proper position, then the second motor 11 is closed, and the photocuring head 2 performs layer-by-layer curing on photosensitive resin liquid in the resin tank 5 according to a three-dimensional model to form the, then start first motor 3 through external switch, first motor 3 drives second threaded rod 20 and rotates, and second threaded rod 20 drives second slider 21 and carries out the up-and-down motion, and montant 26, movable block 27 and horizontal pole 28 play a spacing effect to second slider 21, and second slider 21 drives fixed plate 23 and carries out the upward movement, and fixed plate 23 drives backup pad 24 upward movement for filter plate 25 takes out the model that makes from resin storage 5, then the wing of careless wing takes off the model can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 photocuring 3D printing apparatus, includes box (1), photocuring head (2) and first motor (3), the top swing joint of the top of photocuring head (2) and box (1) inner wall, the top of first motor (3) and the top fixed connection of box (1) inner wall, its characterized in that: the bottom of the inner wall of the box body (1) is fixedly connected with a bottom plate (4), the top of the bottom plate (4) is movably connected with a resin groove (5), the top of the resin groove (5) is movably connected with an outer frame (6), the bottom of the outer frame (6) is fixedly connected with a return plate (7), the surface of the return plate (7) is fixedly connected with a sealing ring (8), the surface of the sealing ring (8) is contacted with the inner wall of the resin groove (5), the top of the surface of the outer frame (6) is fixedly connected with a square plate (9), the top of the bottom plate (4) and the two sides of the resin groove (5) are fixedly connected with inner boxes (10), the tops of the inner walls of the two inner boxes (10) are fixedly connected with second motors (11), the output ends of the second motors (11) are fixedly connected with first threaded rods (12), the bottom ends of the first threaded rods (12) are rotatably connected with the bottoms of the, and the surperficial threaded connection of first threaded rod (12) has first slider (13), the fixed surface of first slider (13) is connected with diaphragm (14), one side of diaphragm (14) runs through inner box (10) and extends to the outside of inner box (10), top fixedly connected with riser (15) of diaphragm (14) extension to inner box (10) outside one side to the top of riser (15) and the bottom fixed connection of square board (9).

2. A photocuring 3D printing device according to claim 1, characterized in that: the inner box (10) is characterized in that sliding rods (16) are fixedly connected to the two sides between the top and the bottom of the inner box, and sliding sleeves (17) are connected to the surfaces of the two sliding rods (16) in a sliding mode.

3. A photocuring 3D printing device according to claim 2, characterized in that: fixed block (18) are fixedly connected between first slider (13) and sliding sleeve (17), spout (19) with diaphragm (14) looks adaptation are seted up to one side of inner box (10).

4. A photocuring 3D printing device according to claim 1, characterized in that: the output end fixedly connected with second threaded rod (20) of first motor (3) to the bottom of second threaded rod (20) is rotated with the bottom of bottom plate (4) and is connected, the surperficial threaded connection of second threaded rod (20) has second slider (21), and the fixed surface of second slider (21) is connected with connecting block (22).

5. The photocuring 3D printing device of claim 4, wherein: the fixed surface of connecting block (22) is connected with fixed plate (23) to the bottom fixedly connected with backup pad (24) on fixed plate (23) surface, the top fixedly connected with filter plate (25) of backup pad (24).

6. The photocuring 3D printing device of claim 5, wherein: the equal fixedly connected with montant (26) in both sides between inside top of box (1) and the bottom to the equal sliding connection in surface of two montants (26) has movable block (27), two the equal fixedly connected with horizontal pole (28) in the relative one side of movable block (27), one side fixed connection of horizontal pole (28) and second slider (21).

7. A photocuring 3D printing device according to claim 1, characterized in that: the bottom fixedly connected with base (29) of box (1) to the both sides of box (1) all articulate through the hinge has glass door (30).

8. A photocuring 3D printing device according to claim 1, characterized in that: the surface of the box body (1) is hinged with a box door (31) through a hinge, and a glass window (32) is arranged on the surface of the box door (31).