CN217747933U - Channel type LED light curing machine - Google Patents
Channel type LED light curing machine Download PDFInfo
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- CN217747933U CN217747933U CN202221689736.0U CN202221689736U CN217747933U CN 217747933 U CN217747933 U CN 217747933U CN 202221689736 U CN202221689736 U CN 202221689736U CN 217747933 U CN217747933 U CN 217747933U
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Abstract
The utility model relates to a passageway formula LED photocuring machine. The technical problem of poor curing effect of the light curing machine in the prior art is solved. Including import section, solidification section and export section, the intermediate channel has in the solidification section, is equipped with the LED area source towards the intermediate channel respectively in intermediate channel both sides, is equipped with a plurality of cooling fans on the solidification section, is equipped with horizontal conveying mechanism on the frame, and horizontal conveying mechanism is last to be placed and is used for depositing the removal strip of lens mould, is equipped with on the removal strip and can positioning mechanism. Has the advantages that: the LED surface light sources are arranged on the two sides of the curing section, the flat glass mold is vertically placed on the moving strip, the two sides of the flat glass mold can be irradiated by UV light, the resin is uniformly polymerized, and the curing efficiency is improved; the light curing machine adopts a channel type design, can continuously perform light curing of the lenses, and improves the production efficiency of the lenses. The LED area light source is a cold light source, the cooling fan takes away heat generated by polymerization in time, and the combination of the LED area light source and the cooling fan reduces the temperature in the channel cavity.
Description
Technical Field
The utility model belongs to the technical field of the photocuring equipment, especially, relate to a passageway formula LED photocuring machine.
Background
The color-changing resin lens has the characteristics of light weight and easy processing, has various types and is popular with consumers, but the forming time of the resin lens from liquid polymerization to solid under the condition of thermal curing is longer, and the lens forming time needs about 23 to 37 hours under the general condition. The photocuring has the characteristic of short curing time, so that the photocuring is more and more widely applied to the fields of coatings, printing and the like. Therefore, in recent years, the light curing process of the resin lens is more and more emphasized, and the research is gradually deepened, and how to produce the resin lens with high efficiency and ensure the qualification rate of the lens are the problems that the light curing research and development of the lens must consider. The conventional photocuring machine uses a Teflon or polyurethane conveyor belt as a carrier for moving a curing part, a resin lens mold is flatly placed and tightly attached to the conveyor belt, and a curing light source irradiates a cured material from top to bottom, so that heat generated by polymerization is not easy to disperse in time, and the heat dissipation is poor. Meanwhile, the lens has a certain thickness, so that polymerization unevenness is easily caused by single-side UV light irradiation, light inside the lens is scattered, and hidden defects such as stripes are generated.
In order to solve the deficiencies of the prior art, various solutions have been proposed. For example, chinese patent document discloses a heat dissipation device and a light curing apparatus [ application No.: 202021267341.2], the heat dissipation device comprising: the lamp box is provided with an air inlet, and the air supply duct inputs cold air introduced by the air supply fan into the lamp box through the air inlet; the air outlet fan is arranged on one side of the lamp box opposite to the air supply fan, the lamp box is provided with an air outlet, and the hot air in the lamp box is led out by the air outlet fan.
Although the problem that the heat dissipation of the light curing equipment is poor is alleviated to a certain extent by the scheme, the scheme still has the following problems: the curing efficiency is low, polymerization unevenness is easy to cause by single-side UV light irradiation, light inside the lens is scattered, and stripes are easy to generate.
Disclosure of Invention
One of the objectives of the present invention is to provide a channel type LED light curing apparatus.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model provides a passageway formula LED photocuring machine, includes the frame, frame upper end be equipped with inducer, solidification section and export section in proper order, the solidification section in have the axial and link up the intermediate channel of solidification section, be equipped with the LED area source towards the intermediate channel respectively in intermediate channel both sides, be equipped with a plurality of cooling fans that are located LED area source and/or intermediate channel top in solidification section upper end, be equipped with on the frame and extend to export the section and run through the horizontal transport mechanism of intermediate channel from the inducer, horizontal transport mechanism on place and be used for depositing the removal strip of lens mould, just removal strip on be equipped with the positioning mechanism that can be fixed a position the lens mould and remove the strip. Preferably, the UV wavelength emitted by the LED surface light source is 395nm or 365nm. Wherein, the solidification section both sides set up LED area source, and the flat glass mold is vertical to be placed in removing the strip, and both sides all can accept the shining of UV light, and the resin polymerization is even, and cooling fan is used for LED area source and lens mould heat dissipation.
In the above channel type LED light curing machine, the curing section is of a box structure, one end of the curing section has a curing inlet, the other end of the curing section has a curing outlet, the intermediate channel is formed between the curing inlet and the curing outlet, and the intermediate channel corresponds to the horizontal conveying mechanism.
In the above channel type LED light curing machine, the cooling fans are divided into three groups and respectively correspond to the middle channel and the LED surface light sources located at two sides of the middle channel up and down.
In the channel type LED light curing machine, the LED surface light sources are respectively and vertically and symmetrically arranged on two sides of the horizontal conveying mechanism, and the vertically arranged ground glass is arranged between one side of the horizontal conveying mechanism and the LED surface light sources. The ground glass acts to homogenize the light.
In the channel type LED light curing machine, the moving strip includes a base placed on the horizontal conveying mechanism, the base is sequentially provided with a plurality of clamping seats, and the clamping seats clamp and position the lens mold on the clamping seats through the positioning mechanism. The lens mold poured with the liquid resin is vertically placed on the clamping seat and is clamped by the positioning mechanism to be kept stable.
In the channel type LED light curing machine, the clamping seat comprises two vertical parts which are arranged correspondingly, the lower ends of the vertical parts are connected through a horizontal part connected with the base, a clamping groove for placing a lens mold is formed between the vertical parts and the horizontal part, and the vertical parts and the horizontal part are connected into an integral structure.
In the above channel type LED light curing machine, the positioning mechanism includes at least one spring clamp disposed outside the card seat, and the upper end of the spring clamp has a clamping portion extending to the upper end of the card slot.
In the channel type LED photocuring machine, spring clamps are correspondingly arranged on two sides of the clamping seat respectively, each spring clamp is formed by bending an elastic wire, and two sides of the lower end of each spring clamp are connected with the base through positioning bolts respectively.
In foretell passageway formula LED photocuring machine, horizontal conveyor construct including being the annular and setting up the guipure in the conveyer trough of frame upper end, guipure upside and conveyer trough be not less than the notch of conveyer trough, the guipure extend to export the section and run through the intermediate passage from the import section, guipure one end be equipped with and be located near the inboard drive roll that is driven by the motor of export section one end, guipure circumference inboard be equipped with a plurality of equidistant distribution in proper order set up and extend to the driven roll of guipure other end. The driving roller is driven by a motor to drive the mesh belt to move circularly, and a driven roller is arranged below the mesh belt every 20 centimeters and used as a support of the mesh belt.
In the channel type LED light curing machine, the base is provided with a controller which is respectively connected with the motor, the LED surface light source and the cooling fan. The controller controls the on-off and output light intensity of the LED area light source, the movement on-off and movement speed of the mesh belt, and the on-off and rotation speed of the cooling fan.
Compared with the prior art, the utility model has the advantages of: the LED surface light sources are arranged on the two sides of the curing section, the flat glass mold is vertically placed on the moving strip, the two sides of the flat glass mold can be irradiated by UV light, the resin is uniformly polymerized, and the curing efficiency is improved; the light curing machine adopts a channel type design, can continuously perform light curing of the lenses, and improves the production efficiency of the lenses. The LED area light source is a cold light source, the cooling fan takes away heat generated by polymerization in time, and the combination of the LED area light source and the cooling fan reduces the temperature in the channel cavity.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of the curing section of the present invention with the cooling fan removed;
FIG. 3 is a schematic structural diagram of the movable strip of the present invention;
fig. 4 is a schematic structural diagram of a horizontal conveying mechanism in the present invention;
in the figure, a machine base 1, an inlet section 11, a curing section 12, a middle channel 121, a curing inlet 122, a curing outlet 123, an outlet section 13, an LED surface light source 2, ground glass 21, a cooling fan 3, a horizontal conveying mechanism 4, a conveying groove 41, a mesh belt 42, a driving roller 43, a driven roller 44, a moving strip 5, a base 51, a clamping seat 52, a vertical part 521, a horizontal part 522, a clamping groove 523, a positioning mechanism 6, a spring clamp 61, a clamping part 62, a positioning bolt 63 and a controller 7.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the channel type LED light curing machine includes a base 1, an inlet section 11, a curing section 12 and an outlet section 13 are sequentially disposed at an upper end of the base 1, a middle channel 121 axially penetrating the curing section 12 is disposed in the curing section 12, LED surface light sources 2 facing the middle channel 121 are respectively disposed at two sides of the middle channel 121, a plurality of cooling fans 3 located above the LED surface light sources 2 and/or the middle channel 121 are disposed at an upper end of the curing section 12, a horizontal conveying mechanism 4 extending from the inlet section 11 to the outlet section 13 and penetrating through the middle channel 121 is disposed on the base 1, a movable strip 5 for storing lens molds is disposed on the horizontal conveying mechanism 4, and a positioning mechanism 6 capable of positioning the lens molds on the movable strip 5 is disposed on the movable strip 5. Wherein, curing section 12 both sides set up LED area source 2, and the vertical placing in of flat glass mold removes strip 5, and both sides all can accept the shining of UV light, and the UV wavelength that LED area source 2 here sent is 395nm or 365nm, and the resin polymerization is even, and cooling fan 3 is used for LED area source 2 and lens mould heat dissipation.
Further, the curing section 12 is in a box structure, one end of the curing section 12 is provided with a curing inlet 122, the other end is provided with a curing outlet 123, an intermediate channel 121 is formed between the curing inlet 122 and the curing outlet 123, and the intermediate channel 121 and the horizontal conveying mechanism 4 correspond to each other.
In order to improve the heat dissipation effect, the cooling fans 3 are divided into three groups and respectively correspond to the middle channel 121 and the LED surface light sources 2 located on two sides of the middle channel 121 up and down. Preferably, each group is equipped with three cooling fans 3.
As shown in fig. 2, the LED surface light source 2 is vertically and symmetrically arranged on two sides of the horizontal conveying mechanism 4, and vertically arranged ground glass 21 is arranged between one side of the horizontal conveying mechanism 4 and the LED surface light source 2, and the ground glass 21 plays a role of uniform light.
As shown in fig. 3, the moving strip 5 includes a base 51 placed on the horizontal conveying mechanism 4, a plurality of clamping seats 52 are sequentially arranged on the base 51, the lens mold is clamped and positioned on the clamping seats 52 by the clamping seats 52 through the positioning mechanism 6, the lens mold poured with liquid resin is vertically placed on the clamping seats 52, and is clamped and kept stable by the positioning mechanism 6.
The clamping seat 52 comprises two vertical parts 521 which are arranged corresponding to each other, the lower ends of the vertical parts 521 are connected through a horizontal part 522 connected with the base 51, a clamping groove 523 for placing a lens mold is formed between the vertical parts 521 and the horizontal part 522, and the vertical parts 521 and the horizontal part 522 are connected into an integrated structure.
Specifically, the positioning mechanism 6 includes at least one spring clip 61 disposed outside the holder 52, and the upper end of the spring clip 61 has a clamping portion 62 extending to the upper end of the catching groove 523. Wherein, the two sides of the clamping seat 52 are respectively and correspondingly provided with a spring clamp 61, and the spring clamp 61 is formed by bending an elastic wire rod, and the two sides of the lower end of the spring clamp 61 are respectively connected with the base 51 through a positioning bolt 63.
As shown in fig. 1 and 4, the horizontal conveying mechanism 4 includes a mesh belt 42 which is annular and is disposed in a conveying trough 41 at the upper end of the machine base 1, the upper side of the mesh belt 42 and the conveying trough 41 are not lower than the notch of the conveying trough 41, the mesh belt 42 extends from the inlet section 11 to the outlet section 13 and penetrates through the middle channel 121, one end of the mesh belt 42 is provided with a driving roller 43 which is located at the inner side close to one end of the outlet section 13 and is driven by a motor, and the circumferential inner side of the mesh belt 42 is provided with a plurality of driven rollers 44 which are sequentially disposed at equal intervals and extend to the other end of the mesh belt 42. The driving roller 43 is driven by a motor to carry the mesh belt 42 in a circulating motion, and a driven roller 44 is provided below the mesh belt 42 every 20 cm as a support for the mesh belt 42.
The base 1 is also provided with a controller 7 which is respectively connected with the motor, the LED surface light source 2 and the cooling fan 3. The controller 7 controls the on-off and output light intensity of the LED surface light source 2, the moving on-off and moving speed of the mesh belt 42, and the on-off and rotation speed of the cooling fan 3.
The principle of the embodiment is as follows:
the two glass molds are adhered to the edges of the two glass molds by an adhesive tape on a die spotting machine, and a cavity is formed in the middle of the two glass molds to form the lens mold. And tearing the adhesive tape sealing opening, slowly injecting the lens resin mixed solution into the cavity, paying attention to no air bubbles, re-sticking the adhesive tape sealing opening after the injection is finished, and finishing the pouring process. The cast lens mold is vertically placed on the clamping seat 52 of the moving strip 5, and the two sides are fixed by the spring clamps 61. The moving strip 5 is placed at the entrance section of the mesh belt 42.
The controller 7 is provided with the output light intensity percentage of the LED area light source 2, which can be set to be 0-100% and is used for controlling the output UV light power. The controller is provided with the moving speed of the mesh belt 42, so that the curing process requirements of resin lenses with different curvatures are met.
The LED surface light source 2 and the mesh belt 42 are activated on the controller 7, the uv light starts irradiating, the mesh belt 42 starts moving, and the cooling fan 3 starts operating. As the mesh belt 42 moves, the moving strip 5 enters the middle passage 121 of the curing section 12, both sides of the liquid resin receive UV light, curing is started, and heat generated by polymerization and other heat of the LED surface light source 2 are cooled by the cooling fan 3. The resin is continuously polymerized and cured by continuously receiving UV light irradiation from both sides along with the continuous advance of the mould. The length of the curing section 12 is designed to be left with allowance, the moving time of the mould in the curing section 12 is slightly longer than the time required by the curing process, and the full curing of the resin is ensured. The moving strip 5 moves forward to the outlet section 13, curing is completed, and the lens mold is taken out and sent to the next procedure for mold opening.
The utility model is suitable for a light curing process of thinner finished product lens, the heat that the resin polymerization produced in time distributes out easily, avoids the inside overheated lens that leads to of lens cracked.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the machine base 1, the entrance section 11, the curing section 12, the middle passage 121, the curing entrance 122, the curing exit 123, the exit section 13, the LED surface light source 2, the ground glass 21, the cooling fan 3, the horizontal conveying mechanism 4, the conveying trough 41, the mesh belt 42, the driving roller 43, the driven roller 44, the moving bar 5, the base 51, the clamping base 52, the vertical portion 521, the horizontal portion 522, the clamping groove 523, the positioning mechanism 6, the spring clamp 61, the clamping portion 62, the positioning bolt 63, the controller 7, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides a passageway formula LED photocuring machine, includes frame (1), frame (1) upper end be equipped with inlet section (11), solidification section (12) and export section (13) in proper order, its characterized in that, solidification section (12) in have middle passageway (121) that the axial link up solidification section (12), be equipped with LED area source (2) towards middle passageway (121) respectively in middle passageway (121) both sides, be equipped with a plurality of cooling fan (3) that are located LED area source (2) and/or middle passageway (121) top in solidification section (12) upper end, be equipped with on frame (1) and extend to export section (13) and run through horizontal transport mechanism (4) of middle passageway (121) from inlet section (11), horizontal transport mechanism (4) on placed and be used for depositing removal strip (5) of lens mould, just removal strip (5) on be equipped with can be located the lens mould positioning mechanism (6) that remove strip (5).
2. The channel type LED photocuring machine as claimed in claim 1, wherein the curing section (12) is of a box structure, one end of the curing section (12) is provided with a curing inlet (122), the other end of the curing section is provided with a curing outlet (123), the intermediate channel (121) is formed between the curing inlet (122) and the curing outlet (123), and the intermediate channel (121) corresponds to the horizontal conveying mechanism (4).
3. The channel type LED curing machine as claimed in claim 2, wherein the cooling fans (3) are divided into three groups and respectively correspond to the middle channel (121) and the LED surface light sources (2) on both sides of the middle channel (121) up and down.
4. The channel type LED light curing machine as claimed in claim 1, wherein the LED surface light source (2) is vertically and symmetrically arranged on two sides of the horizontal conveying mechanism (4) respectively, and a vertically arranged ground glass (21) is arranged between one side of the horizontal conveying mechanism (4) and the LED surface light source (2).
5. The channel type LED curing machine as claimed in claim 1, 2, 3 or 4, wherein the moving bar (5) comprises a base (51) placed on the horizontal conveying mechanism (4), a plurality of clamping seats (52) are sequentially arranged on the base (51), and the clamping seats (52) clamp the lens molds to the clamping seats (52) through the positioning mechanism (6).
6. The channel type LED curing light machine according to claim 5, wherein the card holder (52) comprises two vertical parts (521) which are arranged correspondingly to each other, the lower ends of the vertical parts (521) are connected with each other through a horizontal part (522) which is connected with the base (51), a clamping groove (523) for placing a lens mold is formed between the vertical part (521) and the horizontal part (522), and the vertical part (521) and the horizontal part (522) are connected into an integral structure.
7. The channel type LED curing light machine as claimed in claim 6, wherein the positioning mechanism (6) comprises at least one spring clamp (61) disposed outside the clamping seat (52), and the upper end of the spring clamp (61) has a clamping portion (62) extending to the upper end of the clamping groove (523).
8. The channel type LED curing light machine according to claim 7, wherein the two sides of the clamping seat (52) are respectively and correspondingly provided with a spring clamp (61), the spring clamp (61) is formed by bending an elastic wire, and the two sides of the lower end of the spring clamp (61) are respectively connected with the base (51) through a positioning bolt (63).
9. The channel type LED photocuring machine according to claim 1, wherein the horizontal conveying mechanism (4) comprises a mesh belt (42) which is annular and is arranged in a conveying groove (41) at the upper end of the machine base (1), the upper side of the mesh belt (42) and the conveying groove (41) are not lower than a notch of the conveying groove (41), the mesh belt (42) extends from the inlet section (11) to the outlet section (13) and penetrates through the middle channel (121), one end of the mesh belt (42) is provided with a driving roller (43) which is positioned at the inner side of one end close to the outlet section (13) and is driven by a motor, and the circumferential inner side of the mesh belt (42) is provided with a plurality of driven rollers (44) which are sequentially distributed at equal intervals and extend to the other end of the mesh belt (42).
10. The channel type LED curing light machine according to claim 9, wherein the machine base (1) is provided with a controller (7) connected to the motor, the LED surface light source (2) and the cooling fan (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221689736.0U CN217747933U (en) | 2022-06-30 | 2022-06-30 | Channel type LED light curing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221689736.0U CN217747933U (en) | 2022-06-30 | 2022-06-30 | Channel type LED light curing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217747933U true CN217747933U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221689736.0U Active CN217747933U (en) | 2022-06-30 | 2022-06-30 | Channel type LED light curing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217747933U (en) |
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2022
- 2022-06-30 CN CN202221689736.0U patent/CN217747933U/en active Active
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Address after: South side of Railway Avenue, Shanxiatan Village, Shaojiadu Street, Linhai City, Taizhou City, Zhejiang Province, 317006 Patentee after: Zhejiang Weixing Optics Co.,Ltd. Address before: South side of Railway Avenue, Shanxiatan Village, Shaojiadu Street, Linhai City, Taizhou City, Zhejiang Province, 317006 Patentee before: ZHEJIANG WEIXING OPTICAL Co.,Ltd. |