CN-224218595-U - Circuit board vacuum etching device

Abstract

The utility model relates to the technical field of circuit board processing, in particular to a circuit board vacuum etching device which comprises an etching box, wherein a clamping structure is arranged in the etching box and comprises a sliding plate, the bottom end of the inside of the etching box is connected with the sliding plate in a sliding mode, the left side and the right side of the top end of the sliding plate are fixedly connected with sliding rails, clamping blocks are connected onto the sliding rails in a sliding mode, the rear ends of the clamping blocks are fixedly connected with abutting rods, the other ends of the abutting rods are rotatably connected with abutting wheels, positioning rods are fixedly connected onto the two sides of the inside of the etching box, sealing doors are rotatably connected onto the two sides of the front end of the etching box, torsion springs are fixedly connected between the sealing doors and the etching box, abutting plates are fixedly connected onto the front ends of the sliding plate, ejector rods are fixedly connected onto the left side and the right side of the sliding plate, fixing blocks are fixedly connected onto the top ends of the sliding plate, and a first spring is fixedly connected between the abutting rods and the fixing blocks.

Inventors

• Zeng Qiaofan
• Mo Faxue
• ZHONG HAO

Assignees

• 惠州市聚诚盛电子科技有限公司

Dates

Publication Date

20260508

Application Date

20250725

Claims (10)

1. 1. A circuit board vacuum etching device comprises an etching box and is characterized in that a clamping structure is arranged in the etching box and comprises a sliding plate, the bottom end of the inside of the etching box is connected with the sliding plate in a sliding mode, sliding rails are fixedly connected to the left side and the right side of the top end of the sliding plate, clamping blocks are connected to the sliding rails in a sliding mode, abutting rods are fixedly connected to the rear ends of the clamping blocks, abutting wheels are connected to the other ends of the abutting rods in a rotating mode, positioning rods are fixedly connected to the two sides of the inside of the etching box, sealing doors are connected to the two sides of the front end of the etching box in a rotating mode, torsion springs are fixedly connected between the sealing doors and the etching box, abutting plates are fixedly connected to the front end of the sliding plate, ejector rods are fixedly connected to the left side and the right side of the sliding plate, fixing blocks are fixedly connected to the top ends of the sliding plate, and first springs are fixedly connected between the abutting rods and the fixing blocks.
2. 2. The vacuum etching device for a circuit board of claim 1, wherein two of the sliding rails are arranged in parallel, and the sliding rails are integrally of a T-shaped structure.
3. 3. The vacuum etching apparatus for circuit boards according to claim 1, wherein the contact roller abuts against the positioning rod, and the side end of the positioning rod is in an inclined structure.
4. 4. The vacuum etching device for a circuit board of claim 1, wherein the buffer structure is mounted on the sliding plate, the buffer structure comprises a placing plate, and the top end of the sliding plate is fixedly connected with the placing plate.
5. 5. The vacuum etching device for the circuit board of claim 1, wherein the side ends of the two clamping blocks are respectively and slidably connected with a buffer plate, and a second spring is fixedly connected between the buffer plate and the clamping blocks.
6. 6. The vacuum etching apparatus for circuit boards according to claim 5, wherein the side end of the buffer plate is fixedly connected with a guide rod, and the guide rod is slidably connected with the clamping block.
7. 7. The vacuum etching device for the circuit board of claim 1, wherein the top end of the etching box is provided with a transmission structure, the transmission structure comprises a connecting rod, the connecting rod is fixedly connected to the sliding plate, the top end of the connecting rod is fixedly connected with a mounting rod, and the front end of the mounting rod is fixedly connected with a limiting plate.
8. 8. The vacuum etching device for the circuit board of claim 7, wherein the top end of the etching box is fixedly connected with an electric telescopic rod, the top end of the limiting plate is fixedly connected with a connecting plate, and the output end of the electric telescopic rod is fixedly connected with the connecting plate.
9. 9. The vacuum etching device for the circuit board of claim 1, wherein the etching structure is arranged on the etching box and comprises a base, the bottom end of the etching box is fixedly connected with the base, and a collecting box is arranged in the base.
10. 10. The vacuum etching device for the circuit board of claim 1, wherein the etching assembly is arranged at the top end of the inside of the etching box, a connecting pipe is fixedly connected to the top end of the etching box, the top end of the connecting pipe is connected with an external etching liquid supply device, and the bottom end of the connecting pipe is connected with the etching assembly.

Description

Circuit board vacuum etching device Technical Field The utility model belongs to the technical field of circuit board processing equipment, and particularly relates to a circuit board vacuum etching device. Background The circuit board is used as a core basic component of the electronic product, and a key ring in the manufacturing process is the formation of a circuit pattern. The current mainstream circuit manufacturing process generally comprises the steps of depositing a copper layer on an insulating substrate, covering a photoresist dry film on the surface of the copper layer, curing and retaining the dry film of a circuit pattern area required by design through exposure and development processes, removing the dry film of a non-circuit area, and removing the copper layer of the exposed non-circuit area through chemical etching liquid by using the cured dry film as an etching-resistant mask to finally form the required conductive circuit. In this etching process, it is often performed by means of an etching apparatus. In the prior art, a vacuum etching apparatus has been applied to this process. Such devices typically include an etching chamber (etching chamber) into which the circuit board to be processed is placed for etching. The etching chamber has limited internal space and lacks an efficient and convenient circuit board loading mechanism, which results in difficult circuit board placement operations. The existing fixing mechanism often needs operators to manually push the fixing mechanism to the two ends to clamp, and the fixing mechanism is complex in steps and low in efficiency. To ensure a vacuum or a specific atmosphere for the etching process, the chamber is equipped with a sealing door and its fixtures. The conventional fixing device is inconvenient to operate when the sealing door is frequently opened and closed to assemble and disassemble the circuit board. Meanwhile, the sealing door is required to be kept in a closed state in the etching process, and the fixing device is also relied on. The processes of repeatedly opening and closing the sealing door and operating the fixing device to assemble and disassemble the circuit board are extremely complicated, so that the operation burden is increased, and the overall efficiency of the etching process is seriously affected. Therefore, there is a need to develop a vacuum etching apparatus that is more convenient and efficient to operate. Disclosure of utility model Based on this, this scheme provides a circuit board vacuum etching device, can carry out the centre gripping to the circuit board voluntarily, and the placing of not only being convenient for the circuit board can also be quick to the circuit board centre gripping is fixed, realizes quick closing and opening sealing door. The technical scheme for solving the technical problems is as follows: The utility model provides a circuit board vacuum etching device, includes etching case, etching case internally mounted has the clamping structure, the clamping structure includes the slide, the inside bottom sliding connection of etching case has the slide, the equal fixedly connected with slide rail in slide top left and right sides, sliding connection has the clamp splice on the slide rail, clamp splice rear end fixedly connected with conflict pole, the conflict pole other end rotates and is connected with conflict wheel, the equal fixedly connected with locating lever in etching case inside both sides, the equal fixedly connected with sealing door in etching case front end both sides, fixedly connected with torsional spring between sealing door and the etching case, slide front end fixedly connected with conflict board, the equal fixedly connected with ejector pin in slide left and right sides, slide top fixedly connected with fixed block, fixedly connected with first spring between conflict pole and the fixed block. Optionally, in an embodiment of the present utility model, two sliding rails are disposed in parallel relation, and the sliding rail is integrally in a T-shaped structure. Optionally, in an embodiment of the present utility model, the contact wheel abuts against the positioning rod, and a side end of the positioning rod is in an inclined structure. Optionally, in an embodiment of the present utility model, a buffer structure is installed on the sliding plate, the buffer structure includes a placement plate, and a placement plate is fixedly connected to a top end of the sliding plate. Optionally, in an embodiment of the present utility model, two side ends of the clamping block are slidably connected with a buffer plate, and a second spring is fixedly connected between the buffer plate and the clamping block. Optionally, in an embodiment of the present utility model, a guide rod is fixedly connected to a side end of the buffer plate, and the guide rod is slidably connected to the clamping block. Optionally, in an embodiment of the present utility model, a transmission structure is