CN219834510U

CN219834510U - Pickling device for PCB production

Info

Publication number: CN219834510U
Application number: CN202320974556.5U
Authority: CN
Inventors: 黄伟
Original assignee: Hangzhou Shengzhe Electronics Co ltd
Current assignee: Hangzhou Shengzhe Electronics Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-10-13
Anticipated expiration: 2033-04-26

Abstract

The utility model provides a pickling device for producing a PCB (printed Circuit Board), which relates to the technical field of circuit board pickling and comprises a pickling tank and a placing frame for placing a circuit board, wherein an outer wall of the pickling tank is fixedly connected with a mounting frame, the inner top surface of the mounting frame is fixedly connected with an electric push rod, the placing frame is flexibly arranged at the telescopic end of the electric push rod through a connecting piece, the connecting piece comprises an upper plate fixedly connected with the telescopic end of the electric push rod and a lower plate fixedly connected with the top of the placing frame, and the relative displacement of a bracket and a rotating block is realized by rotating a long bolt, so that the position adjustment of a movable clamping block is realized, namely the clamping of two sides of the circuit board with different sizes is realized.

Description

Pickling device for PCB production

Technical Field

The utility model relates to the technical field of circuit board pickling, in particular to a pickling device for PCB circuit board production.

Background

The PCB, chinese name is printed circuit board, also called printed circuit board, is an important electronic component, is a support of electronic components, is a carrier for electronic components to be electrically connected with each other, and can distribute welding spots on the surface of the PCB in the manufacturing process, and welding slag of the welding spots on the PCB needs to be removed by cleaning in the later period.

The prior art, such as Chinese patent publication number is: CN217432438U provides a pickling device for producing a PCB circuit board, and the principle is that after putting the PCB board into the loading box 17, the work of the cylinder box 1 is controlled by the controller 9, the cylinder box 1 drives the lifting motion of the telescopic rod 16, the PCB board in the loading box 17 is conveniently sent into the pickling box 19 for pickling, and after the pickling is finished, the telescopic rod is controlled by the controller to rise, so that the loading box is taken out from the pickling box.

The scheme has the defects when aiming at slag cleaning: for example, the loading box is placed in the pickling box, i.e. the circuit board is immersed in the pickling box, and the method of placing is not capable of automatically dropping the soldering slag on the circuit board.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a loading box is kept still in a pickling box, namely, a circuit board is immersed in the pickling box and is relatively still, and a standing method cannot automatically drop welding slag on the circuit board, and provides a pickling device for producing a PCB circuit board.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a pickling device is used in PCB circuit board production, includes the pickling tank and is used for placing the frame of placing of circuit board, an outer wall fixedly connected with mounting bracket of pickling tank, the interior top surface fixedly connected with electric putter of mounting bracket, place the frame through connecting piece flexible mounting in electric putter's flexible end department, the connecting piece include with electric putter flexible end fixed connection's upper plate and with place frame top fixed connection's hypoplastron, through a plurality of spring swing joint between upper plate and the hypoplastron, hypoplastron top surface center fixedly connected with vibrating motor.

The further scheme of this patent does: the frame is placed for U type setting, and place the frame and keep away from the opening part topside hinged joint of its side and have the commentaries on classics piece, it is provided with the support to run through on the commentaries on classics piece, fixedly connected with is a plurality of movable fixture blocks that contact the circuit board side on the support.

The further scheme of this patent does: the top edge thread on one surface of the support, which is far away from the movable clamping block, is connected with a long bolt, and the end surface of a screw part of the long bolt is rotationally connected with the surface of the rotating block.

The further scheme of this patent does: the side wall of the placing frame is provided with a through groove corresponding to the movable clamping block, and the inner wall of the through groove is fixedly connected with a plurality of fixed clamping blocks which are used for contacting the other side edge of the circuit board.

The further scheme of this patent does: the inner bottom surface of placing the frame is provided with two rows of cylinders at the position of the fixed clamping block, and the number of the cylinders in each row is provided with a plurality of cylinders which are uniformly distributed.

The further scheme of this patent does: the placing frame, the long bolts, the fixed clamping blocks and the movable clamping blocks are made of glass, and one surface of the fixed clamping blocks and one surface of the movable clamping blocks, which is contacted with the circuit board, are arranged in a V shape.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the upper plate, the lower plate, the springs and the vibration motor are arranged, after the placing frame is immersed in the pickling tank, the vibration motor is started to drive the lower plate and the placing frame to vibrate, and the placing frame drives the circuit board inside the placing frame to vibrate at the same frequency, so that pickling is realized, and welding slag on the surface of the placing frame is ensured to shake off.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of an acid pickling device for PCB production according to the present utility model;

fig. 2 is a schematic side view of the pickling apparatus for PCB production of fig. 1 according to the present utility model;

fig. 3 is an enlarged view of a position a in fig. 1 of an acid cleaning device for producing a PCB circuit board according to the present utility model.

Legend description: 1. a pickling tank; 2. a mounting frame; 3. an electric push rod; 4. an upper plate; 5. a lower plate; 6. a spring; 7. a vibration motor; 8. placing a frame; 9. a through groove; 10. a rotating block; 11. a bracket; 12. a movable clamping block; 13. a cylinder; 14. a long bolt; 15. and fixing the clamping block.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

As shown in fig. 1-3, an acid cleaning device for producing a PCB circuit board comprises an acid cleaning box 1 and a placing frame 8 for placing the circuit board, wherein an outer wall of the acid cleaning box 1 is fixedly connected with a mounting frame 2, an inner top surface of the mounting frame 2 is fixedly connected with an electric push rod 3, the placing frame 8 is flexibly mounted at a telescopic end of the electric push rod 3 through a connecting piece, the connecting piece comprises an upper plate 4 fixedly connected with the telescopic end of the electric push rod 3 and a lower plate 5 fixedly connected with a top of the placing frame 8, the upper plate 4 is movably connected with the lower plate 5 through a plurality of springs 6, and a vibration motor 7 is fixedly connected with a center of the top surface of the lower plate 5.

In the above scheme, the movable connection between upper plate 4 and lower plate 5 is guaranteed to spring 6 that sets up to through guaranteeing that upper plate 4 and lower plate 5 can not relative rotation, reach and inject and place the stable effect in frame 8 and electric putter 3 relative position, and when vibrating motor 7 starts, drive lower plate 5 and place the frame 8 vibration, and slight swing can not take place the position deviation when vibrating through spring 6, guarantee that upper plate 4, mounting bracket 2 and pickling tank 1 vibration promptly, and through the absorption of spring 6 to vibration, guarantee to lead the vibration force reduction on upper plate 4 at last, mounting bracket 2 and the pickling tank 1, and electric putter 3 and vibrating motor 7 in this scheme preferably select YMD-601 thrust 100KG small-size electric putter and CZ10-CZ1000 small-size vibrating motor respectively.

As a further aspect of the present utility model, as shown in fig. 1 to 3: the placing frame 8 is U-shaped, the rotating block 10 is connected to the top edge hinge of the opening of the side edge of the placing frame 8, the rotating block 10 is penetrated and provided with the support 11, the support 11 is fixedly connected with a plurality of movable clamping blocks 12 contacting the side edge of the circuit board, one top edge of the support 11, which is far away from the movable clamping blocks 12, is connected with the long bolts 14 in a threaded manner, the end face of the screw part of the long bolts 14 is rotationally connected with the surface of the rotating block 10, the side wall of the placing frame 8 is provided with the through groove 9 corresponding to the position of the movable clamping blocks 12, the inner wall of the through groove 9 is fixedly connected with a plurality of fixed clamping blocks 15 used for contacting the other side edge of the circuit board, the inner bottom surface of the placing frame 8 is provided with two rows of cylinders 13 at the position of the fixed clamping blocks 15, and the number of the cylinders 13 in each row is provided with a plurality of cylinders and is evenly distributed.

In the above scheme, the two rows of cylinders 13 that set up guarantee personnel when putting into the circuit board, the circuit board bottom edge slides along placing frame 8 interior bottom surface, and slide along between two rows of cylinders 13, guarantee that the circuit board is at gliding in-process, its base can not squint, guarantee that the circuit board is smooth to slide to with fixed fixture block 15 surface contact promptly, and rotate to vertical state through changeing the piece 10, and paste the other side of tight circuit board through movable fixture block 12, when guaranteeing to place frame 8 needle body vibration promptly, realize that its inside circuit board of putting into vibrates simultaneously, and through fixed fixture block 15 and movable fixture block 12 and the spacing effect of two rows of cylinders 13, can guarantee that the circuit board can not rock for placing frame 8 promptly, guarantee that the circuit board is identical with the vibration frequency of placing frame 8 promptly, guarantee that the welding slag through the circuit board vibration on realization surface drops in the pickling soaking promptly, in addition, support 11 runs through in changeing piece 10, and be connected through long bolt 14 between the piece 10, consequently, be convenient for realize support 11 and changeing piece 10 and relatively displacement through rotatory long bolt 14, and realize that the piece 10 is relative, and then realize that the magnet 8 is placed in the different size adjustment position, and place in-process frame 8 can be broken away from the realization magnet frame 8.

As a further aspect of the present utility model, as shown in fig. 1 to 3: the placing frame 8, the long bolt 14, the fixed clamping block 15 and the movable clamping block 12 are made of glass materials, and one surface of the fixed clamping block 15 and one surface of the movable clamping block 12, which are contacted with the circuit board, are arranged in a V shape.

The theory of operation, rotatory commentaries on classics piece 10 of opening, place the frame 8 with the vertical inserting of circuit board, and slide to the card between two rows of cylinders 13 and advance in the fixed fixture block 15, then rotatory commentaries on classics piece 10 to movable fixture block 12 are towards the circuit board, and rotatory long bolt 14, realize support 11 and commentaries on classics piece 10 relative displacement, and then realize movable fixture block 12 and remove the side of laminating circuit board, electric putter 3 extension realizes that the connecting piece drives places frame 8 and descends to get into in the pickling case 1, vibrating motor 7 starts, drive lower plate 5 and place frame 8 vibration, drive its inside circuit board with the frequency vibration through placing frame 8, and when then realizing the pickling, guarantee that the welding slag on its surface trembles.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. Acid dip pickle is used in production of PCB circuit board, its characterized in that: including sour washing case (1) and be used for placing frame (8) of circuit board, an outer wall fixedly connected with mounting bracket (2) of pickling case (1), interior top surface fixedly connected with electric putter (3) of mounting bracket (2), place frame (8) through connecting piece flexible mounting in the flexible end department of electric putter (3), the connecting piece include with electric putter (3) flexible end fixed connection's upper plate (4) and with place frame (8) frame top fixed connection's hypoplastron (5), through a plurality of spring (6) swing joint between upper plate (4) and hypoplastron (5), hypoplastron (5) top surface center fixedly connected with vibrating motor (7).

2. The pickling device for producing a PCB circuit board according to claim 1, wherein: the placing frame (8) is U-shaped, the top edge hinge of the opening of the side edge of the placing frame (8) is connected with a rotating block (10), a support (11) is arranged on the rotating block (10) in a penetrating mode, and a plurality of movable clamping blocks (12) contacting with the side edge of the circuit board are fixedly connected to the support (11).

3. The pickling device for PCB circuit board production according to claim 2, wherein: the long bolt (14) is connected to the top edge of one surface of the support (11) far away from the movable clamping block (12) in a threaded manner, and the end face of a screw part of the long bolt (14) is rotationally connected with the surface of the rotating block (10).

4. The pickling device for PCB circuit board production according to claim 2, wherein: the side wall of the placement frame (8) is provided with a through groove (9) corresponding to the movable clamping block (12), and the inner wall of the through groove (9) is fixedly connected with a plurality of fixed clamping blocks (15) which are used for contacting the other side edge of the circuit board.

5. The pickling device for producing a PCB circuit board according to claim 4, wherein: the inner bottom surface of the placement frame (8) is provided with two rows of cylinders (13) at the position of the fixed clamping block (15), and a plurality of cylinders (13) in each row are uniformly distributed.

6. The pickling device for producing a PCB circuit board according to claim 1, wherein: the placing frame (8), the long bolt (14), the fixed clamping block (15) and the movable clamping block (12) are made of glass, and one surface of the fixed clamping block (15) and one surface of the movable clamping block (12) which are contacted with the circuit board are arranged in a V shape.