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CN-224216990-U - Aperture adjusting structure and exposure machine thereof

CN224216990UCN 224216990 UCN224216990 UCN 224216990UCN-224216990-U

Abstract

The utility model relates to the technical field of exposure machines, in particular to an aperture adjusting structure and an exposure machine thereof, comprising an adjusting component, wherein the adjusting component comprises a mounting cover, a first fixed disk, a first rotating disk, a light blocking block, a first limiting groove, a first chute and a first limiting shaft, the first fixed disk is fixedly arranged in the mounting cover, the first rotating disk is movably arranged at the top of the first fixed disk, the light blocking block is positioned between the first fixed disk and the first rotating disk, a plurality of light blocking blocks are distributed in an annular shape, and the first limiting groove is formed in the first fixed disk. According to the utility model, the light blocking block is driven by the knob of the adjusting component to realize accurate adjustment of the aperture, the position of the clamping component is adjusted by the screw rod and the sliding groove of the moving component, and flexible circuit boards with different sizes are clamped by the rotating disc and the spring structure of the clamping component, so that the problems of inconvenient aperture adjustment, poor positioning and clamping of the circuit boards of the existing exposure machine are solved, and the exposure precision and the equipment universality are improved.

Inventors

  • ZHANG JIAQI
  • LI YONGPENG

Assignees

  • 广州市兰田电子科技有限公司

Dates

Publication Date
20260508
Application Date
20250312

Claims (8)

  1. 1. The utility model provides an aperture adjusting structure, includes adjusting part (1), its characterized in that adjusting part (1) is including installing cover (101), first fixed disk (102), first rotary disk (103), be in the light of piece (104), first spacing groove (105), first chute (106) and first spacing axle (107) are in the shape of a ring, first fixed disk (102) fixed mounting is in the inside of installing cover (101), first rotary disk (103) movable mounting is at the top of first fixed disk (102), be in the light of piece (104) between first fixed disk (102) and first rotary disk (103), be in the shape of a plurality of rings of piece (104) that are distributed, first spacing groove (105) are seted up in the inside of first fixed disk (102), first chute (106) are seted up in the inside of first rotary disk (103), first rotary disk (103) have a plurality of ring-shaped distribution, first spacing axle (107) fixed connection is at the top of first chute (107) at first slider (107) of first rotary disk (104) at the inside of first slider (107).
  2. 2. The aperture adjusting structure according to claim 1, wherein a first knob (108) is movably mounted in the adjusting assembly (1), a first gear (109) is fixedly connected to the bottom of the first knob (108), tooth grooves (110) are fixedly connected to the outer wall of the first rotating disc (103), a plurality of tooth grooves (110) are distributed in a ring shape, and the gears (109) are meshed with the tooth grooves (110).
  3. 3. An exposure machine comprises an aperture adjusting structure and an exposure machine body (2) as claimed in claim 2, and is characterized in that an LED lamp (3) is fixedly arranged in the exposure machine body (2), an adjusting component (1) is fixedly arranged at the bottom of the LED lamp (3), a moving component (4) is arranged on the outer wall of the exposure machine body (2), a clamping component (5) is arranged at the top of the moving component (4), and the moving component (4) and the clamping component (5) are located at the bottom of the adjusting component (1).
  4. 4. The exposure machine of claim 3, wherein the moving assembly (4) comprises a mounting box (401), a first moving box (402), a first screw rod (403), a second moving box (404), a first moving block (405), a second screw rod (406) and a second moving block (407), the mounting box (401) is fixedly connected to the outer wall of the exposure machine body (2), the first moving box (402) is fixedly arranged in the mounting box (401), the first screw rod (403) is movably arranged in the first moving box (402), the second moving box (404) is movably arranged at the top of the first moving box (402), the first moving block (405) is fixedly connected to the bottom of the second moving box (404), the second moving box (404) is positioned in the first moving box (402), a screw hole corresponding to the first screw rod (403) is formed in the second moving box (404), the second moving box (406) is movably arranged in the second moving box (404), and the second screw rod (407) is arranged in the second moving box (407).
  5. 5. The exposure apparatus of claim 4, wherein the first screw (403) and the second screw (406) are fixedly connected with a second knob (408) at one end.
  6. 6. The exposure apparatus according to claim 4, wherein the mounting box (401) is provided with a chute (409) inside, and the second movable box (404) is slidably mounted inside the chute (409).
  7. 7. The exposure machine of claim 4, wherein the clamping assembly (5) comprises a second fixed disc (501), a second rotating disc (502), a second chute (503), a second limiting groove (504) and a second limiting shaft (505), the second fixed disc (501) is fixedly connected to the top of the second moving block (407), the second rotating disc (502) is movably mounted on the top of the second fixed disc (501), the second chute (503) is formed in the second fixed disc (501), a plurality of second chute (503) are distributed in a ring shape, the second limiting groove (504) is formed in the second rotating disc (502), a plurality of second limiting grooves (504) are distributed in a ring shape, and the second limiting shaft (505) is movably mounted in the second chute (503) and the second limiting groove (504).
  8. 8. The exposure machine of claim 7, wherein the clamping assembly (5) further comprises a lower pressing plate (506), an upper pressing plate (507), supporting shafts (508), a stop block (509), springs (510) and pull rods (511), the lower pressing plate (506) is fixedly connected to the top of the second limiting shaft (505), the upper pressing plate (507) is movably mounted on the top of the upper pressing plate (507), the supporting shafts (508) are fixedly connected to the top of the lower pressing plate (506), the two supporting shafts (508) are arranged, the stop block (509) is fixedly connected to the top of the supporting shafts (508), the springs (510) are sleeved on the outer wall of the supporting shafts (508), and the springs (510) are located between the upper pressing plate (507) and the stop block (509), and the pull rods (511) are fixedly connected to the top of the upper pressing plate (507).

Description

Aperture adjusting structure and exposure machine thereof Technical Field The utility model relates to the field of exposure machines, in particular to an aperture adjusting structure and an exposure machine thereof. Background Along with the rapid development of social science and technology, electronic equipment increasingly advances towards miniaturization, light weight and high performance, and a flexible circuit board (FPC) is used as an indispensable key component in the electronic equipment, so that the flexible circuit board (FPC) is widely applied to various fields such as smart phones, tablet computers and wearable equipment by virtue of remarkable advantages of being bendable, foldable, small in size and light in weight, and plays a vital role in the manufacturing process of the flexible circuit board, and the exposure machine accurately transfers designed circuit patterns onto a substrate of the flexible circuit board through a photoetching technology, so that the flexible circuit board is core equipment for ensuring the circuit precision and performance of the flexible circuit board. However, when the exposure machine is actually used for exposing the flexible circuit board, as different flexible circuit board products have differences in terms of design specification, line precision requirements and the like, the aperture size of the exposure machine is often required to be flexibly adjusted according to specific conditions, and the traditional aperture adjusting mode of the exposure machine has various inconveniences, such as complicated adjusting process, difficulty in ensuring precision and the like. Disclosure of utility model In view of the above, the utility model provides an aperture adjusting structure and an exposure machine thereof, which mainly solve the technical problems that the aperture of the existing exposure machine is inconvenient to adjust, the precision is difficult to ensure, and the flexible circuit board is difficult to flexibly adjust in position and effectively clamp flexible circuit boards with different sizes when the flexible circuit board is subjected to exposure operation. In order to achieve the above purpose, the aperture adjusting structure comprises an adjusting component, wherein the adjusting component comprises a mounting cover, a first fixed disk, a first rotating disk, a light blocking block, a first limiting groove, a first chute and a first limiting shaft, the first fixed disk is fixedly arranged in the mounting cover, the first rotating disk is movably arranged at the top of the first fixed disk, the light blocking block is positioned between the first fixed disk and the first rotating disk, the light blocking block is in annular distribution, the first limiting groove is formed in the first fixed disk, the first fixed disk is in annular distribution, the first chute is formed in the first rotating disk, the first rotating disk is in annular distribution, the first limiting shaft is fixedly connected to the outer wall of the light blocking block, the bottom of the first limiting shaft is slidably arranged in the first limiting groove, and the top of the first limiting shaft is slidably arranged at the top of the first chute. Through adopting above-mentioned technical scheme, through the rotation of first rotary disk, utilize first spacing groove and first chute to the guide effect of first spacing axle, make a plurality of light blocking piece can realize moving in opposite directions or in opposite directions to realize the regulation of aperture size. As further description of the technical scheme, a first knob is movably arranged in the adjusting assembly, a first gear is fixedly connected to the bottom of the first knob, tooth grooves are fixedly connected to the outer wall of the first rotating disk, a plurality of tooth grooves are distributed in an annular mode, and the gears are meshed with the tooth grooves. Through adopting above-mentioned technical scheme, rotate first knob, drive first rotary disk through the meshing of first gear and tooth's socket and rotate, provide convenient operation mode for the aperture is adjusted. The utility model provides an exposure machine, includes the exposure machine body, the inside fixed mounting of exposure machine body has the LED lamp, the bottom fixed mounting of LED lamp has adjusting part, the outer wall of exposure machine body is installed and is moved the subassembly, the clamping assembly is installed at the top of moving the subassembly, remove the subassembly and be located adjusting part's bottom with the clamping assembly. By adopting the technical scheme, the functions of aperture adjustment, flexible circuit board position movement, clamping and the like can be realized, and the flexibility and accuracy of exposure operation are improved. The movable assembly comprises a mounting box, a first movable box, a first screw rod, a second movable box, a first movable block, a second screw rod a