CN217319329U

CN217319329U - Photosensitive resin tank for continuous photocuring printing

Info

Publication number: CN217319329U
Application number: CN202220141863.0U
Authority: CN
Inventors: 楼钦; 刘少刚; 张启梅; 叶媛媛
Original assignee: Yiwu Science Polymer Material Co ltd
Current assignee: Yiwu Science Polymer Material Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-30
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a photosensitive resin groove for continuous light curing prints relates to photocuring 3D and prints technical field. Including the cell frame, evenly be provided with a plurality of reference columns on the cross-section of cell frame bottom, the cell frame bottom has set gradually sealed the pad, has left type membrane and transparent plate, sealed pad, all set up the locating hole with reference column looks adaptation on leaving type membrane and the transparent plate, has seted up the thread groove on the cross-section of reference column bottom, and the transparent plate bottom is provided with the corresponding connection disk with the thread groove, connects disk longitudinal symmetry setting. The utility model discloses a setting of connecting disk, spacing ring, spring, reference column and bolt, bolt and reference column with the cell frame, sealed the pad, from type membrane, transparent plate fixed together, the spring has played the effect of buffering protection to the transparent plate simultaneously, the cell frame with from type membrane not whole shaping, be convenient for dismantle the change to this photosensitive resin groove, easy reduction in production cost, better improvement the usability in this photosensitive resin groove.

Description

Photosensitive resin tank for continuous photocuring printing

Technical Field

The utility model relates to a photocuring 3D prints technical field, specifically is a photosensitive resin groove for continuous light curing prints.

Background

Photocuring formula 3D printer is based on photocuring shaping principle, is different from FDM machine use wire rod, and photocuring 3D printer consumptive material is photosensitive resin, and the shaping precision is high, and surface effect is good, and is more smooth than the model surface of PLA material, according to the difference of the light source that adopts, can be subdivided into two kinds of photocuring machines of SLA and DLP. The DLP formula 3D drops formula printer down now, the resin tank bottom is transparent, and the inboard cover is from type membrane or silica gel to avoid the model solidification on the groove.

The photosensitive resin groove of current DLP formula 3D drop printer is whole with releasing the type membrane usually, and difficult dismantlement is changed alone after damaging, needs the whole change, has easily increased manufacturing cost, for this the utility model provides a neotype solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photosensitive resin groove for continuous light curing prints to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a photosensitive resin groove for continuous photocuring prints, including the cell frame, evenly be provided with a plurality of reference columns on the cross-section of cell frame bottom, the cell frame bottom has set gradually sealed the pad, from type membrane and transparent plate, sealed pad, all set up the locating hole with reference column looks adaptation on type membrane and the transparent plate, threaded groove has been seted up on the cross-section of reference column bottom, the transparent plate bottom is provided with the connection disk corresponding with the threaded groove, connect disk longitudinal symmetry setting, be provided with the spring between the connection disk, the spring both ends are provided with the spacing ring, it is provided with the bolt to connect the disk bottom down, bolt and threaded groove looks adaptation, the cell frame bottom is provided with heat radiation structure.

Preferably, the heat radiation structure comprises a heat radiation box arranged at the bottom end of the groove frame, the bottom end of the heat radiation box is sealed, a connecting plate matched with the groove frame is arranged at the top end of the heat radiation box, a plurality of ventilation holes are symmetrically formed in the left end and the right end of the connecting plate, an air guide pipe corresponding to the ventilation holes is arranged at the bottom end of the connecting plate, connecting pipes are symmetrically arranged at the left end and the right end of the connecting plate, an air inlet pipe is connected onto one connecting pipe, and an air outlet pipe is connected onto the other connecting pipe.

Preferably, the heat dissipation structure further comprises air deflectors symmetrically arranged on two sides of the bottom end inside the heat dissipation box, the air deflectors are arranged in a relatively inclined mode, and the air deflectors are fixed with the heat dissipation box.

Preferably, the air inlet pipe is provided with a pressurizing pipe opposite to the bottom end of the tank frame, and the ports of the pressurizing pipe, the air outlet pipe and the air inlet pipe are provided with switch valves.

Preferably, a plurality of installation blocks are evenly arranged on the outer side of the groove frame, installation grooves matched with the installation blocks are formed in the connecting plate, and a discharge ring plate is arranged at one corner of the top end of the groove frame.

Preferably, the fans are arranged inside the ports of the air inlet pipe and the air outlet pipe, the four corners of the bottom end of the heat dissipation box are provided with support columns, and the bottom ends of the support columns are provided with anti-skidding blocks.

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

this a photosensitive resin groove for continuous light curing printing, through the setting of connecting disk, spacing ring, spring, reference column and bolt, bolt and reference column are with the chase, sealed the pad, from type membrane, the transparent plate is fixed together, and the spring has played the effect of buffer protection to the transparent plate simultaneously, and the chase is not integrated into one piece with from type membrane, is convenient for dismantle the change to this photosensitive resin groove, easily reduction in production cost, better improvement the usability in this photosensitive resin groove.

In addition, through the arrangement of the heat dissipation structure, cooling air is guided into the heat dissipation box through the air inlet pipe and the connecting pipe by the air guide pipe and the air guide plate, then passes through the air guide plate at the other end of the heat dissipation box, the air guide pipe and the connecting pipe and is finally discharged from the air outlet pipe, the fan increases the circulation of the cooling air, heat released by crosslinking and curing of the photosensitive resin material can be quickly discharged and released, and the printing efficiency is improved.

Drawings

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

fig. 2 is a schematic view of the three-dimensional splitting structure of the present invention;

fig. 3 is a front view of fig. 2 of the present invention;

fig. 4 is an enlarged schematic structural diagram of a portion a in fig. 3 according to the present invention.

In the figure: 1. a slot frame; 101. a positioning column; 102. a gasket; 103. a release film; 104. a transparent plate; 105. connecting the wafers; 106. a limiting ring; 107. a spring; 108. a bolt; 2. a heat dissipation box; 201. a vent hole; 202. a connecting pipe; 203. an air inlet pipe; 204. an air outlet pipe; 205. a pressurizing pipe; 206. a fan; 207. an air deflector; 3. and (7) a discharge ring plate.

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.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-4, the utility model provides a technical solution: a photosensitive resin tank for continuous photocuring printing comprises a tank frame 1, wherein a plurality of positioning columns 101 are uniformly arranged on the cross section of the bottom end of the tank frame 1, the positioning columns 101 are fixed with the tank frame 1, a sealing gasket 102, a release film 103 and a transparent plate 104 are sequentially arranged at the bottom end of the tank frame 1, positioning holes matched with the positioning columns 101 are formed in the sealing gasket 102, the release film 103 and the transparent plate 104 for convenient installation and positioning, threaded grooves are formed in the cross section of the bottom end of the positioning columns 101, connecting circular plates 105 corresponding to the threaded grooves are arranged at the bottom end of the transparent plate 104, the connecting circular plates 105 are arranged in a vertically symmetrical mode, springs 107 are arranged between the connecting circular plates 105, limiting rings 106 are arranged at two ends of each spring 107, two ends of each spring 107 and the limiting rings 106 are respectively fixed with the upper connecting circular plate 105 and the lower connecting circular plate 105, the limiting rings 106 play a limiting role on the springs 107, bolts 108 are arranged at the bottom ends of the lower connecting circular plates 105, and are matched with the threaded grooves, the bottom end of the tank frame 1 is provided with a heat dissipation structure, when the tank frame 1 is installed, a sealing gasket 102, a release film 103 and a transparent plate 104 are sequentially installed at the bottom of the tank frame 1 through a positioning hole and a positioning column 101, then a bolt 108 is screwed in the positioning column 101 until the bolt is screwed tightly, in the screwing process, at the moment, a lower connecting disc 105 and a limiting ring 106 are close to an upper connecting disc 105 and a limiting ring 106, a spring 107 is compressed, the spring 107 enables the bolt 108 to be screwed tightly and simultaneously has a certain buffering effect on the transparent plate 104, the transparent plate 104 is not easy to damage, the transparent plate 104 is made of transparent glass, the connecting disc 105 is made of elastic material such as rubber, the bolt 108 enables the tank frame 1, the sealing gasket 102, the release film 103 and the transparent plate 104 to be installed tightly and is convenient to disassemble and replace, and through the arrangement of the connecting disc 105, the limiting ring 106, the spring 107, the positioning column 101 and the bolt 108, the tank frame 1 and the release film 103 are not integrally formed, the photosensitive resin tank is convenient to disassemble and replace, the production cost is easy to reduce, and the usability of the photosensitive resin tank is better improved.

As a specific embodiment, heat radiation structure is including setting up heat dissipation box 2 in 1 bottom of cell frame, 2 bottom closures in heat dissipation box, 2 top of heat dissipation box are provided with the connecting plate with 1 looks adaptation of cell frame, a plurality of ventilation holes 201 have been seted up to both ends symmetry about on the connecting plate, the connecting plate bottom is provided with the guide duct corresponding with ventilation hole 201, both ends symmetry is provided with connecting pipe 202 about on the connecting plate, be connected with air-supply line 203 on a connecting pipe 202, be connected with out tuber pipe 204 on another connecting pipe 202, heat radiation structure still includes that the symmetry sets up the aviation baffle 207 in 2 inside bottom both sides of heat dissipation box, aviation baffle 207 inclines relatively and sets up, aviation baffle 207 is fixed with heat dissipation box 2.

As a specific embodiment, a pressure pipe 205 facing the bottom end of the tank frame 1 is arranged on the air inlet pipe 203, switch valves are arranged at the ports of the pressure pipe 205, the air outlet pipe 204 and the air inlet pipe 203, the switch valves control the circulation of cooling air, the cooling air blown by the pressure pipe 205 enables photosensitive resin to generate fluidity, the backflow and supply of the photosensitive resin are enhanced, fans 206 are arranged inside the ports of the air inlet pipe 203 and the air outlet pipe 204, support columns are arranged at four corners of the bottom end of the heat dissipation box 2, anti-skidding blocks are arranged at the bottom ends of the support columns and fixed with the heat dissipation box 2, the anti-skidding blocks can improve the stability of the photosensitive resin tank, a plurality of mounting blocks are uniformly arranged outside the tank frame 1, mounting grooves matched with the mounting blocks are formed in the connecting plate, a discharge ring plate 3 is arranged at one corner of the top end of the tank frame 1, the discharge ring plate 3 is convenient for pouring out the residual photosensitive resin after printing from the discharge ring plate 3, so that the photosensitive resin is not easy to leak, the environment is well protected, and the front and the back of the slot frame 1 are provided with handle grooves, so that the slot frame 1 is convenient to be installed in the heat dissipation box 2 through the handle grooves.

Particularly, when the photosensitive resin tank is used, after the photosensitive resin tank is installed and placed, photosensitive resin is poured into the tank frame 1, 3D printing is started, and simultaneously, the fan 206 and the switch valve are opened, so that cooling air enters from the air inlet pipe 203, enters into the heat dissipation box 2 through the air inlet pipe 203, the connecting pipe 202, the air guide pipe and the air guide plate 207, is filled in the heat dissipation box 2, passes through the air guide plate 207, the air guide pipe and the connecting pipe 202 at the other end of the heat dissipation box 2, and is discharged from the air outlet pipe 204, the fan 206 increases the circulation of the cooling air, can quickly discharge and release heat released by crosslinking and curing of the photosensitive resin material, improves printing efficiency, and simultaneously, part of the cooling air is blown to the liquid level of the photosensitive resin through the pressure pipe 205 to have certain pressure on the photosensitive resin, so that the photosensitive resin generates certain fluidity, and the backflow of the photosensitive resin is better improved, after printing is completed, the printer and blower 206 are turned off, and the product is removed. It should be noted that the above switch valve, the release film 103 and the blower 206 are prior art, and therefore, the working principle thereof is not explained herein.

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. A photosensitive resin tank for continuous photocuring printing, comprising a tank frame (1), characterized in that: evenly be provided with a plurality of reference columns (101) on cell frame (1) bottom cross-section, cell frame (1) bottom has set gradually sealed pad (102), leave type membrane (103) and transparent plate (104), sealed pad (102), all set up the locating hole with reference column (101) looks adaptation on type membrane (103) and transparent plate (104), the thread groove has been seted up on reference column (101) bottom cross-section, transparent plate (104) bottom is provided with connects disk (105) corresponding with the thread groove, it sets up to connect disk (105) symmetry from top to bottom, it is provided with spring (107) to connect between disk (105), spring (107) both ends are provided with spacing ring (106), it is provided with bolt (108) to connect disk (105) bottom down, bolt (108) and thread groove looks adaptation, cell frame (1) bottom is provided with heat radiation structure.

2. A photosensitive resin tank for continuous photocurable printing according to claim 1, wherein: the heat radiation structure comprises a heat radiation box (2) arranged at the bottom end of a groove frame (1), the bottom end of the heat radiation box (2) is sealed, a connecting plate matched with the groove frame (1) is arranged at the top end of the heat radiation box (2), a plurality of ventilation holes (201) are symmetrically formed in the left end and the right end of the connecting plate, air guide pipes corresponding to the ventilation holes (201) are arranged at the bottom end of the connecting plate, connecting pipes (202) are symmetrically arranged in the left end and the right end of the connecting plate, an air inlet pipe (203) is connected onto one connecting pipe (202), and an air outlet pipe (204) is connected onto the other connecting pipe (202).

3. A photosensitive resin tank for continuous photocurable printing according to claim 1, wherein: the heat dissipation structure further comprises air deflectors (207) symmetrically arranged on two sides of the bottom end inside the heat dissipation box (2), the air deflectors (207) are arranged in a relatively inclined mode, and the air deflectors (207) are fixed with the heat dissipation box (2).

4. A photosensitive resin tank for continuous photocurable printing according to claim 2, wherein: the air inlet pipe (203) is provided with a pressurizing pipe (205) opposite to the bottom end of the tank frame (1), and the ports of the pressurizing pipe (205), the air outlet pipe (204) and the air inlet pipe (203) are provided with switch valves.

5. A photosensitive resin tank for continuous photocurable printing according to claim 1, wherein: a plurality of installation blocks are evenly arranged on the outer side of the groove frame (1), installation grooves matched with the installation blocks are formed in the connecting plate, and a discharge annular plate (3) is arranged at one corner of the top end of the groove frame (1).

6. A photosensitive resin tank for continuous photocurable printing according to claim 2, wherein: the fan (206) is arranged inside the ports of the air inlet pipe (203) and the air outlet pipe (204), the four corners of the bottom end of the heat dissipation box (2) are provided with support columns, and the bottom ends of the support columns are provided with anti-skidding blocks.