CN218617872U

CN218617872U - Plate frame structure for transferring PCB (printed Circuit Board)

Info

Publication number: CN218617872U
Application number: CN202221992026.5U
Authority: CN
Inventors: 李志强; 李志华; 赵义党
Original assignee: Zhuhai Hengge Microelectronics Equipment Co ltd
Current assignee: Zhuhai Hengge Microelectronics Equipment Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-03-14
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a sheet frame structure for transporting PCB board, including sheet frame plate body and at least two groups of PCB board auto-lock holders, the sheet frame plate body is used for bearing fixed PCB board in the transportation, and the middle part is sunken to be formed with and cooperates with PCB board periphery, and encloses the fixed spacing bearing mesa of frame along the horizontal direction to PCB board circumference; the PCB self-locking clamping pieces are respectively arranged on two side frames right corresponding to the plate frame body, overcome self-locking torsion under the drive of external force, are used for placing and installing the PCB at the bearing table top on the plate frame body after being opened and abducted, and press-lock the PCB placed on the plate frame body under the action of self-locking torsion; the whole assembly structure is convenient for bearing and fixing when the PCB is transported, and effectively improves the stability and reliability when the PCB is transported.

Description

Plate frame structure for transferring PCB (printed Circuit Board)

[ technical field ] A

The utility model relates to a loading technique of plate body especially relates to a sheet frame structure for transporting PCB board.

[ background ] A method for producing a semiconductor device

In the production and processing process of the PCB, the PCB is generally subjected to the manufacturing processes of circuit drawing, printing, exposure, development, etching, stripping, solder resisting and welding, and particularly in the etching processing process, all copper layers except the lower surface of the resist layer are completely removed by adopting an etching solution on the surface of a material and under the etching working condition.

However, in the prior art, for the preparation of the PCB, on one hand, the PCB can not collide with each other and can only be placed through a tray or a clamp; on the other hand, because more and more high-precision plate-type output devices used in the fields of gravure printing plates, pad printing plates, precision etching and the like are adopted, the processing technology generally utilizes conveying devices on a production line to carry PCB plates to pass through the working area stations of the processing procedure one by one so as to improve the productivity, and therefore, each PCB plate needs to be positioned and fixed one by one through a tray or a clamp before etching or cleaning, so that the PCB plates can be automatically transported up and down and automatically, quickly and accurately detected and positioned during plasma etching or plasma cleaning.

However, in the existing processing process, an effective transfer carrier is lacked, the existing tray or clamp cannot effectively ensure the assembly quality of the PCB, and various problems occur in the transfer process.

[ Utility model ] content

The embodiment of the utility model provides a pair of a sheet frame structure for transporting PCB board, through the cooperation of sheet frame plate body, realize the automatic positioning and the material loading of plate body, use manpower sparingly and material resources, effectively improve processingquality and machining efficiency.

The utility model discloses the technical scheme that at least one embodiment adopted is:

the utility model provides a sheet frame structure for transporting PCB board for bearing and fixed when the PCB board is transported, include:

the plate frame plate body is a plate body which is arranged in a hollow manner in the middle of a plane shape and is used for supporting and fixing the PCB in the transferring process, and a bearing table top which is matched with the periphery of the PCB and used for enclosing, fixing and limiting the periphery of the PCB along the horizontal direction is formed in the middle of the plate frame plate body in a sunken manner;

the PCB self-locking clamping pieces are respectively arranged on two side frames corresponding to the plate frame body, overcome self-locking torsion under the drive of external force, open and abdicate and are used for placing and installing the PCB at a bearing table surface on the plate frame body and press-lock and lock the PCB placed on the plate frame body under the action of the self-locking torsion;

the bearing table board is provided with a plurality of yielding grooves which are convenient for yielding the PCB, are convenient for the gripper components to pass through and lift and shift the PCB which is unlocked in a sunken way at the frame part at the outer edge of the plate frame body.

Preferably, the PCB self-locking clamping pieces are arranged in pairs and symmetrically distributed on the frames on two sides of the plate frame body.

Preferably, be provided with the PCB board auto-lock holder of at least two groups on every side frame of sheet frame plate body respectively, every group PCB board auto-lock holder includes hinge formula clamp plate and auto-lock torsional spring, the auto-lock torsional spring install in the articulated department of hinge formula clamp plate, the auto-lock torsional spring drives from opening the PCB board of placing on the front side free end press buckle locking sheet frame plate body of hinge formula clamp plate.

Preferably, a pressing head for pressing the PCB is arranged on the lower side of the free end of the front side and protrudes downwards relative to the bearing platform surface.

Preferably, the plate frame plate body is a square frame-shaped plate body, the middle of the corresponding plate frame plate body is provided with a square frame-shaped bearing table board, and four corners of the square frame-shaped bearing table board are sunken to be provided with avoiding grooves for preventing the contact with four corners of the PCB.

The utility model has the advantages that:

through the effective cooperation of sheet frame plate body and PCB board, in the transportation of PCB board, effectively protect the PCB board, prevent the various damages that cause the PCB board.

And, improve the roughness and the stability of bearing the weight of the PCB board through the sheet frame plate body, be convenient for carry out follow-up man-hour to the PCB board and fix a position, effectively improve follow-up machining precision and machining efficiency.

[ description of the drawings ]

Fig. 1 is a schematic view of a front perspective structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2;

in the figure:

1. a plate frame body; 2. a bearing table surface; 20. a yielding groove; 21. an avoidance groove; 3. the PCB board self-locking clamping piece; 30. a hinge type press plate; 300. a front free end; 301. a pressure head; 31. a self-locking torsion spring; 4. a frame;

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The plate frame structure for transporting the PCB provided by the embodiment is used for supporting and fixing the PCB during transportation, and comprises a plate frame body 1 and eight groups of PCB self-locking clamping pieces 3, wherein the plate frame body 1 is a square plate body with a plane-shaped middle part in a hollow manner and is used for supporting and fixing the PCB in the transportation process, and a step-shaped bearing table board 2 which is matched with the periphery of the PCB and used for surrounding and fixing and limiting the periphery of the PCB along the horizontal direction is formed in the middle of the plate frame body 1 in a concave manner; eight sets of PCB board auto-lock holders 3 set up in pairs and symmetric distribution is on the frame 4 of sheet frame plate body 1 both sides to overcome auto-lock torsion under the external drive and open the back of stepping down and be used for the PCB board to place the PCB board and install the bearing table face 2 department on sheet frame plate body 1 and press the PCB board of placing on the locking sheet frame plate body 1 of detaining under self auto-lock torsion effect.

As shown in fig. 1 to fig. 3, a plurality of yielding grooves 20 are further concavely formed in the edge frame 4 of the bearing table 2 toward the outer edge of the plate frame body 1, so as to facilitate yielding of the PCB, passage of the gripper, and clamping, lifting and shifting of the unlocked PCB. The bearing table board 2 arranged in the middle of the plate frame body 1 is also of a square frame structure, and avoidance grooves 21 for preventing the four corners of the square frame bearing table board 2 from touching the four corners of the PCB are concavely arranged at the four corners; simultaneously, because bear mesa 2 and adopt step-like structure, like this, when just can avoiding PCB board four corners and 2 collisions of bearing the mesa, effectual bearing to the PCB board periphery, after 3 vertical direction locking of multiunit PCB board auto-lock holder, avoid the aversion on the PCB board horizontal direction, effectively improve the roughness and the stability that bear.

As shown in fig. 2 and fig. 3, two groups of PCB self-locking holders 3 are respectively disposed on each side frame 4 of the plate frame body 1, each group of PCB self-locking holders 3 includes a hinge-type pressing plate 30 and a self-locking torsion spring 31, the self-locking torsion spring 31 is installed at a hinge joint of the hinge-type pressing plate 30, the self-locking torsion spring 31 drives a front free end 300 of the hinge-type pressing plate 30 to press and buckle a PCB placed on the plate frame body 1 in a self-opening manner, wherein a pressing head 301 for the PCB is disposed on a lower side of the front free end 300 and protrudes downwards relative to the stepped bearing table top 2.

Through the effective cooperation of sheet frame plate body and PCB board, prevent the various damages that cause the PCB board in the transportation of PCB board. And the plate frame body is convenient for positioning the PCB in subsequent processing, thereby effectively improving the subsequent processing precision and the processing efficiency.

The above-mentioned embodiments are only preferred embodiments of the present invention, not limiting the scope of the present invention, and all equivalent changes made by the shape, structure and principle of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a sheet frame structure for transporting PCB board for bearing and fixed when the PCB board is transported, its characterized in that includes:

the plate frame plate body (1) is a plate body which is arranged in a hollow mode in the middle of a plane shape and is used for supporting and fixing the PCB in the transferring process, and a bearing table board (2) which is matched with the periphery of the PCB and used for surrounding, fixing and limiting the periphery of the PCB in the horizontal direction is formed in the middle of the plate frame body in a concave mode;

at least two groups of PCB self-locking clamping pieces (3) are respectively arranged on two side frames (4) which are right opposite to the plate frame body (1), overcome self-locking torsion under the drive of external force, open and abdicate and are used for placing the PCB at a bearing table top (2) arranged on the plate frame body (1) and press-buckle and lock the PCB placed on the plate frame body (1) under the action of self-locking torsion;

the bearing table board (2) is provided with a plurality of yielding grooves which are convenient for yielding the PCB, are convenient for the gripper components to pass through and clamp the PCB to be released from locking, and are lifted and shifted in a concave mode at the position of the frame (4) at the outer edge of the plate frame body (1).

2. The plate frame structure for transporting PCB as claimed in claim 1, wherein the PCB self-locking clamps (3) are arranged in pairs and symmetrically distributed on the frames (4) at both sides of the plate frame body (1).

3. The sheet frame structure for transporting PCB of claim 1 or 2, wherein at least two sets of PCB self-locking clamping pieces (3) are respectively arranged on each side frame of the sheet frame body (1), each set of PCB self-locking clamping pieces (3) comprises a hinge type pressing plate (30) and a self-locking torsion spring (31), the self-locking torsion spring (31) is installed at the hinge joint of the hinge type pressing plate (30), and the self-locking torsion spring (31) drives the front free end (300) of the hinge type pressing plate (30) to press and lock the PCB placed on the sheet frame body (1) in a self-opening manner.

4. A panel frame structure for transporting PCB boards according to claim 3, wherein the underside of the front free end (300) is provided with a press head (301) for pressing the PCB boards, which protrudes downwards relative to the bearing table (2).

5. The plate frame structure for transporting the PCB according to claim 1, wherein the plate frame body (1) is a square frame-shaped plate body, the middle of the corresponding plate frame body (1) is provided with a square frame-shaped bearing table top (2), and four corners of the square frame-shaped bearing table top (2) are recessed to form avoiding grooves (21) for preventing the four corners of the PCB from being touched.