CN216718902U

CN216718902U - Exposure machine application module

Info

Publication number: CN216718902U
Application number: CN202123391808.1U
Authority: CN
Inventors: 石超; 杨振东; 李成明
Original assignee: Guangzhou Bodian Electronic Technology Co ltd
Current assignee: Guangzhou Bodian Electronic Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-10
Anticipated expiration: 2031-12-30

Abstract

The utility model provides an exposure machine application module, includes light source module and heat dissipation module, still includes the spotlight ware module, the light source module includes base plate and a plurality of ultraviolet LED lamp pearl of establishing on the base plate, the spotlight ware module includes leaded light section of thick bamboo group and battery of lens, leaded light section of thick bamboo group includes a plurality of leaded light sections, leaded light section of thick bamboo and ultraviolet LED lamp pearl one-to-one, and ultraviolet LED lamp pearl establishes the incident end at leaded light section of thick bamboo, the battery of lens includes a plurality of lenses, lens and leaded light section of thick bamboo one-to-one, and the exit end at leaded light section of thick bamboo is established to lens. The principle of the utility model is as follows: the light of the ultraviolet LED lamp bead is condensed by the light guide tube and the lens and then emitted, the light-emitting angle is smaller and is close to parallel light, the exposure precision is higher, and the radiation intensity is high; and ultraviolet LED lamp pearl can highly concentrate on the base plate, and module overall structure is compact, and the volume is littleer.

Description

Exposure machine application module

Technical Field

The utility model relates to an exposure machine, in particular to an application module of the exposure machine.

Background

The exposure machine is a key device in the PCB manufacturing process, the exposure machine in the prior art generally adopts a metal halogen lamp tube as a light source for solidification of solder mask ink of the PCB, but the electric power of the metal halogen lamp tube is high, so that the power consumption in unit time is higher, the solidification speed of the solder mask ink is slow, the time for finishing the solidification is generally 40-50s, and the solidification efficiency of the solder mask ink is lower.

There is also an exposure machine using ultraviolet LED lamp beads as a light source, such as an ultraviolet LED lamp for curing solder resist ink of a PCB exposure machine of chinese patent publication No. CN205193429U, comprising: the bottom of the combined lampshade is provided with a light-transmitting plate; the LED substrate fixing plate is arranged in the lampshade and is parallel to the light transmitting plate and fixed on the side wall of the lampshade; the diamond-like film substrate is arranged in the lampshade, fixed on the side surface of the LED substrate fixing plate opposite to the light transmitting plate, and regularly distributed with LED lamp beads capable of generating ultraviolet rays with the wavelength of 405nm-415 nm. This kind of exposure machine retrains the plastic through the lamp shade to ultraviolet light, and its is inefficient, and light-emitting loss is big, and the radiation intensity of ultraviolet light is low, and the light source is bulky moreover.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an exposure machine application module which is compact in structure, small in size, high in ultraviolet radiation intensity and higher in exposure precision.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides an exposure machine application module, includes light source module and heat dissipation module, still includes the spotlight ware module, the light source module includes base plate and a plurality of ultraviolet LED lamp pearl of establishing on the base plate, the spotlight ware module includes leaded light section of thick bamboo group and battery of lens, leaded light section of thick bamboo group includes a plurality of leaded light sections, leaded light section of thick bamboo and ultraviolet LED lamp pearl one-to-one, and ultraviolet LED lamp pearl establishes the incident end at leaded light section of thick bamboo, the battery of lens includes a plurality of lenses, lens and leaded light section of thick bamboo one-to-one, and the exit end at leaded light section of thick bamboo is established to lens. The principle of the utility model is as follows: the light of the ultraviolet LED lamp bead is condensed by the light guide tube and the lens and then emitted, the light-emitting angle is smaller and is close to parallel light, the exposure precision is higher, and the radiation intensity is high; and ultraviolet LED lamp pearl can highly concentrate on the base plate, and module overall structure is compact, and the volume is littleer.

As an improvement, the ultraviolet LED lamp beads are distributed in a matrix manner.

As an improvement, one end of the substrate is provided with an electric connection terminal for supplying power and controlling the exposure machine application module.

As an improvement, the heat dissipation module comprises a heat radiator and a heat dissipation fan, and the substrate is fixed on the heat radiator.

As an improvement, the light guide cylinders in the light guide cylinder group are connected with each other to form a whole, and mounting bosses are arranged on the outer walls of the two sides of the light guide cylinder group and fixed on the substrate through screws.

As an improvement, the two sides of the light guide cylinder group extend upwards to be provided with buckles, and the two sides of the lens group are arranged at the buckles.

As a refinement, the lenses in the lens group are connected to each other to form a whole.

Compared with the prior art, the utility model has the following beneficial effects:

the light of the ultraviolet LED lamp bead is condensed by the light guide tube and the lens and then emitted, the light-emitting angle is smaller and is close to parallel light, the exposure precision is higher, and the radiation intensity is high; and ultraviolet LED lamp pearl can highly concentrate on the base plate, and module overall structure is compact, and the volume is littleer.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 3, an exposure machine application module includes a light source module 2, a heat sink module 1 and a condenser module 3. The light source module 2 comprises a substrate 21 and a plurality of ultraviolet LED lamp beads 22 arranged on the substrate 21; the substrate 21 is rectangular, the ultraviolet LED lamp beads 22 are distributed in a matrix, and in this embodiment, the ultraviolet LED lamp beads 22 are distributed in a 4 × 3 array; one end of the substrate 21 is provided with an electric connection terminal 23 for supplying power and controlling the exposure machine application module, the module is installed behind the exposure machine, and the module is rapidly connected with the exposure machine through the electric connection terminal 23 in a driving mode, so that the universality of the module is improved. The heat dissipation module 1 comprises a heat sink 11 and a heat dissipation fan 12, wherein the heat sink 11 comprises a heat dissipation plate 111 and a heat dissipation sheet 112 arranged at the bottom of the heat dissipation plate 111, the heat dissipation plate 111 and a substrate 21 are identical in shape, the substrate 21 is locked on the top surface of the heat dissipation plate 111 through screws, and the heat dissipation fan 12 is fixed on the heat dissipation sheet 112.

As shown in fig. 1 to 3, the condenser module 3 includes a light guide cylinder group 31 and a lens group 32. The light guide cylinder set 31 comprises a plurality of light guide cylinders 311 distributed in a matrix, the light guide cylinders 311 correspond to ultraviolet LED lamp beads 22 one by one, the light guide cylinders 311 are connected with one another to form an integrated structure, the light guide cylinders 311 are provided with four reflecting surfaces, the openings of the incident ends of the light guide cylinders 311 are smaller than the openings of the emergent ends, the ultraviolet LED lamp beads 22 are arranged at the incident ends of the light guide cylinders 311, the outer walls of the two sides of the light guide cylinder set 31 are provided with installation bosses 312, the installation bosses 312 are fixed on the base plate 21 through screws, the two sides of the light guide cylinder set 31 extend upwards to be provided with buckles 313, the two sides of the lens set 32 are arranged at the buckles 313, and the lens set 32 is fixed at the emergent ends of the light guide cylinder set 31 through the buckles 313. The lens group 32 includes a plurality of lenses 321 distributed in a matrix, the lenses 321 correspond to the light guide tubes 311 one to one, the lenses 321 are connected to form an integral structure, the lenses 321 are disposed at the exit end of the light guide tubes 311, the projection of the lenses 321 is square, the openings of the exit ends of the lenses 321 and the light guide tubes 311 are the same in size, and all light rays of the light guide tubes 311 are condensed. The light of the ultraviolet LED lamp bead 22 is condensed by the light guide tube 311 and the lens 321 and then emitted, the light emitting angle is smaller and is close to parallel light, the exposure precision is higher, and the radiation intensity is high and can reach 1600mW/cm2 at most; and ultraviolet LED lamp pearl 22 can highly concentrate on base plate 21, and module overall structure is compact, and the volume is littleer.

Claims

1. The utility model provides an exposure machine application module, includes light source module and heat dissipation module, its characterized in that: still include the spotlight ware module, the light source module includes base plate and a plurality of ultraviolet LED lamp pearl of establishing on the base plate, the spotlight ware module includes a light guide section of thick bamboo group and battery of lens, a light guide section of thick bamboo group includes a plurality of light guide sections, light guide section of thick bamboo and ultraviolet LED lamp pearl one-to-one, and ultraviolet LED lamp pearl establishes the incident end at light guide section of thick bamboo, the battery of lens includes a plurality of lenses, lens and light guide section of thick bamboo one-to-one, and the exit end at light guide section of thick bamboo is established to lens.

2. The exposure machine application module of claim 1, wherein: the ultraviolet LED lamp beads are distributed in a matrix.

3. The exposure machine application module of claim 1, wherein: and one end of the substrate is provided with an electric connection terminal for supplying power and controlling the exposure machine application module.

4. The exposure machine application module of claim 1, wherein: the heat dissipation module comprises a heat radiator and a heat dissipation fan, and the substrate is fixed on the heat radiator.

5. The exposure tool application module of claim 1, wherein: the light guide cylinder in the light guide cylinder group is connected with each other to form a whole, mounting bosses are arranged on the outer walls of the two sides of the light guide cylinder group, and the mounting bosses are fixed on the base plate through screws.

6. The exposure machine application module of claim 1, wherein: the both sides of leaded light section of thick bamboo group extend upwards to be equipped with the buckle, the both sides of battery of lens are established in buckle department.

7. The exposure machine application module of claim 1, wherein: the lenses in the lens group are connected with each other to form a whole.