CN113710007A

CN113710007A - A supplementary compression fittings for soft or hard board

Info

Publication number: CN113710007A
Application number: CN202111011737.XA
Authority: CN
Inventors: 翁伦
Original assignee: Dongguan Daysun Electronic Co Ltd
Current assignee: Dongguan Daysun Electronic Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-11-26
Anticipated expiration: 2041-08-31
Also published as: CN113710007B

Abstract

The invention discloses an auxiliary pressing device for a rigid-flex board, which comprises an upper pressing board base plate and a lower pressing board base, wherein the lower pressing board base plate is fixedly connected with a fixed frame and a supporting column, the upper part of the supporting column is fixedly connected with a lower pressing board, the top of the upper pressing board base plate is fixedly connected with telescopic pipes which are symmetrically arranged, and the upper pressing board base plate is fixedly connected to the bottom of a connecting plate through the telescopic pipes. Through the arc clamp plate, the top board base plate, the design of flexible metal preforming and array distribution's cushion collar isotructure, the cushion collar that can stretch out and draw back the buffering through the arc bottom surface setting at the arc clamp plate, when flexible metal preforming and holding down plate contact, the intermediate position of flexible metal preforming and when holding down plate contact, the flexible metal preforming takes place to deform slowly and holds down the plate contact, the inductive switch atress carries out the control heating to the hot plate, then heat flexible metal preforming and holding down plate, thereby carry out supplementary pressfitting to the soft or hard combined plate.

Description

A supplementary compression fittings for soft or hard board

Technical Field

The invention relates to the technical field of soft and hard combined plate pressing, in particular to an auxiliary pressing device for a soft and hard combined plate.

Background

The birth and development of FPC and PCB have promoted a new product of soft and hard combined board. Therefore, the rigid-flex circuit board is a circuit board with FPC (flexible printed circuit) characteristics and PCB (printed circuit board) characteristics, which is formed by combining a flexible circuit board and a rigid circuit board according to relevant process requirements through processes such as pressing and the like. The conventional pressing mode of the rigid-flexible printed circuit board pressing device is two groups of pressing plates, the FPC board and the PCB board of the rigid-flexible printed circuit board are placed on the two groups of pressing plates for pressing, however, the stress pressure process of the flexible printed circuit board and the rigid printed circuit board between the two groups of pressing plates is not uniform, the time for the flexible printed circuit board and the rigid printed circuit board to bear pressure is different, the board forming effect of the rigid-flexible printed circuit board can be influenced, and therefore the auxiliary pressing device for the rigid-flexible printed circuit board needs to be provided.

Disclosure of Invention

The invention aims to provide an auxiliary pressing device for a rigid-flexible printed circuit board, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary pressing device for a rigid-flex board comprises an upper pressing board base plate and a lower pressing board base, wherein the lower pressing board base is fixedly connected with a fixed frame and a supporting column, the upper part of the supporting column is fixedly connected with a lower pressing board, the top of the upper pressing board base plate is fixedly connected with telescopic pipes which are symmetrically arranged, the upper pressing board base plate is fixedly connected to the bottom of a connecting plate through the telescopic pipes, and first springs are sleeved on the telescopic pipes and located between the upper pressing board base plate and the connecting plate;

the bottom fixedly connected with arc clamp plate of top board base plate, the bottom of arc clamp plate sets up to the cambered surface, and the bottom cambered surface fixedly connected with a plurality of even array distribution's of arc clamp plate buffer sleeve, buffer sleeve includes second spring and the soft cover of spring, the buffer sleeve bottom surface that the array distributes is provided with curved flexible metal preforming, the both ends fixed connection of flexible metal preforming is at the both ends of top board base plate, the holding down plate is corresponding the setting with flexible metal preforming.

Preferably, the upper part of the connecting plate is fixedly connected to the end part of a piston rod of a telescopic push rod, and the telescopic push rod is a stepping electric push rod.

Preferably, the telescopic pipe comprises a sleeve and an inner pipe which are mutually slidably inserted, the top of the sleeve is fixedly connected to the bottom of the connecting plate, and the bottom of the sleeve and the bottom of the inner pipe are fixedly connected to the top of the upper pressure plate base plate.

Preferably, the fixing frame is fixedly provided with a heating plate, and the heating plate is attached to the bottom of the lower pressing plate.

Preferably, the pillar is fixedly connected to the upper portion of the lower pressing plate base, the fixing frame is fixedly connected to the upper portion of the pillar, an inductive switch is arranged between the pillar and the fixing frame, and the inductive switch is electrically connected with the heating plate.

Preferably, the natural radian of the flexible metal pressing sheet is the same as the radian of the cambered surface at the bottom of the arc-shaped pressing plate, the two ends of the flexible metal pressing sheet are fixedly connected with the connecting buckles, and the two ends of the flexible metal pressing sheet are fixedly connected to the bottom of the arc-shaped pressing plate through the connecting buckles.

Compared with the prior art, the invention has the beneficial effects that:

through the arc clamp plate, the top board base plate, the design of flexible metal preforming and array distribution's cushion collar isotructure, the cushion collar that can stretch out and draw back the buffering through the arc bottom surface setting at the arc clamp plate, when flexible metal preforming and holding down plate contact, the intermediate position of flexible metal preforming when the holding down plate contacts, the flexible metal preforming takes place deformation slowly and holds down plate contact, then place the FPC circuit board and the PCB circuit board of treating the pressfitting between holding down plate and flexible metal preforming and then can obtain more even pressfitting effect, distinguish the pressfitting mode of two clamp plates among the prior art, when flexible metal preforming and holding down plate contact pressfitting simultaneously, the inductive switch atress carries out the control heating to the hot plate, then heat flexible metal preforming and holding down plate, thereby assist the pressfitting to soft or hard combination board.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

fig. 3 is a perspective view of a part of the structure of the present invention.

In the figure: 1. a lower pressing plate; 2. an arc-shaped pressing plate; 3. an upper platen substrate; 4. a first spring; 5. a telescopic pipe; 6. a fixed mount; 7. heating plates; 8. an inductive switch; 9. a pillar; 10. a flexible metal sheeting; 11. a buffer sleeve; 12. a telescopic push rod; 13. a lower platen base; 14. a sleeve; 15. an inner tube; 16. a connecting plate; 17. a spring soft sleeve; 18. a second spring; 19. a connecting buckle.

Detailed Description

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the invention, and are not intended to limit the invention.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an auxiliary pressing device for a rigid-flex board comprises an upper pressing board base plate 3 and a lower pressing board base 13, wherein the lower pressing board base 13 is fixedly connected with a fixed frame 6 and a supporting column 9, the upper part of the supporting column 9 is fixedly connected with a lower pressing board 1, the top of the upper pressing board base plate 3 is fixedly connected with telescopic pipes 5 which are symmetrically arranged, the upper pressing board base plate 3 is fixedly connected to the bottom of a connecting plate 16 through the telescopic pipes 5, a first spring 4 is sleeved on each telescopic pipe 5, and the first spring 4 is located between the upper pressing board base plate 3 and the connecting plate 16; when the first spring 4 is sleeved on the extension tube 5, the space between the upper pressure plate base plate 3 and the connecting plate 16 can be buffered, and meanwhile, the contact between the flexible metal pressing sheet 10 and the lower pressure plate 1 can be buffered;

the bottom fixedly connected with arc clamp plate 2 of top board base plate 3, the bottom of arc clamp plate 2 sets up to the cambered surface, and the bottom cambered surface fixedly connected with a plurality of even array distribution's of arc clamp plate 2 cushion collar 11, cushion collar 11 includes second spring 18 and the soft cover 17 of spring, the 11 bottom surfaces of cushion collar that the array distributes are provided with curved flexible metal preforming 10, the both ends fixed connection of flexible metal preforming 10 is at the both ends of top board base plate 3, holding down plate 1 is corresponding the setting with flexible metal preforming 10.

The upper part of the connecting plate 16 is fixedly connected with the end part of a piston rod of the telescopic push rod 12, and the telescopic push rod 12 is a stepping electric push rod; the telescopic pipe 5 comprises a sleeve 14 and an inner pipe 15 which are mutually inserted in a sliding manner, the top of the sleeve 14 is fixedly connected to the bottom of a connecting plate 16, and the bottom of the inner pipe 15 is fixedly connected to the top of the upper pressure plate base plate 3;

as shown in fig. 2, when the piston rod of the telescopic push rod 12 is pushed down, the middle position of the flexible metal pressing sheet 10 is slowly contacted with the lower pressing plate 1, and the plurality of groups of buffer sleeves 11 at the bottom of the arc-shaped pressing plate 2 are compressed, so that the lower part of the flexible metal pressing sheet 10 is basically completely contacted with the lower pressing plate 1, and the pressing position between the lower pressing plate 1 and the flexible metal pressing sheet 10 moves from the middle position to two sides, so that a better pressing effect can be obtained compared with the prior art in which two pressing plates are directly pressed.

Through the design of structures such as the arc-shaped pressing plate 2, the upper pressing plate base plate 3, the flexible metal pressing plates 10, the buffer sleeves 11 distributed in an array and the like, by arranging the buffer sleeve 11 which can perform telescopic buffering on the arc-shaped bottom surface of the arc-shaped pressing plate 2, when the flexible metal pressing sheet 10 is contacted with the lower pressing plate 1 and the middle position of the flexible metal pressing sheet 10 is contacted with the lower pressing plate 1, the flexible metal pressing sheet 10 is deformed and slowly contacted with the lower pressing plate 1, the FPC board and the PCB board to be laminated, which are placed between the lower pressing plate 1 and the flexible metal pressing plate 10, can obtain more uniform laminating effect, which is different from the laminating way of two pressing plates in the prior art, meanwhile, when the flexible metal pressing sheet 10 is contacted and pressed with the lower pressing plate 1, the induction switch 8 is forced to control and heat the heating plate 7, the flexible metal pressing sheet 10 and the lower pressing plate 1 are heated, so that the soft and hard combined plate is pressed in an auxiliary manner.

The fixed frame 6 is fixedly provided with a heating plate 7, and the heating plate 7 is attached to the bottom of the lower pressure plate 1; the supporting column 9 is fixedly connected to the upper part of the lower pressing plate base 13, the fixing frame 6 is fixedly connected to the upper part of the supporting column 9, an inductive switch 8 is arranged between the supporting column 9 and the fixing frame 6, and the inductive switch 8 is electrically connected with the heating plate 7; the inductive switch 8 is a pressure inductive switch, and when the inductive switch 8 receives pressure, the heating plate 7 is electrified and heated, so that the lower pressing plate 1 and the flexible metal pressing sheet 10 are heated.

The natural radian of the flexible metal pressing sheet 10 is the same as the radian of the cambered surface at the bottom of the arc-shaped pressing plate 2, the two ends of the flexible metal pressing sheet 10 are fixedly connected with the connecting buckles 19, and the two ends of the flexible metal pressing sheet 10 are fixedly connected to the bottom of the arc-shaped pressing plate 2 through the connecting buckles 19.

The control mode of the present application document is automatically controlled by a controller, and the control circuit of the controller can be realized by simple programming of a person skilled in the art, which belongs to the common knowledge in the field, and the present application document is mainly used for protecting a mechanical device, so the present application document does not explain the control mode and the circuit connection in detail, and the device supplies power by an external power supply.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an supplementary compression fittings for soft or hard combination board, includes top board base plate (3) and holding down plate base (13), holding down plate base (13) fixedly connected with mount (6) and pillar (9), upper portion fixedly connected with holding down plate (1) of pillar (9), its characterized in that: the top of the upper pressure plate base plate (3) is fixedly connected with telescopic pipes (5) which are symmetrically arranged, the upper pressure plate base plate (3) is fixedly connected to the bottom of the connecting plate (16) through the telescopic pipes (5), the telescopic pipes (5) are sleeved with first springs (4), and the first springs (4) are located between the upper pressure plate base plate (3) and the connecting plate (16);

the bottom fixedly connected with arc clamp plate (2) of top board base plate (3), the bottom of arc clamp plate (2) sets up to the cambered surface, and the bottom cambered surface fixedly connected with buffer sleeve (11) of a plurality of even array distributions of group of arc clamp plate (2), buffer sleeve (11) include second spring (18) and soft cover of spring (17), buffer sleeve (11) bottom surface that the array distributes is provided with curved flexible metal preforming (10), the both ends fixed connection of flexible metal preforming (10) is at the both ends of top board base plate (3), holding down plate (1) is corresponding the setting with flexible metal preforming (10).

2. The auxiliary pressing device for the rigid-flexible printed circuit board as claimed in claim 1, wherein: the upper portion of connecting plate (16) fixed connection is in telescopic push rod (12)'s piston rod end portion, telescopic push rod (12) set up to marching type electric putter.

3. The auxiliary pressing device for the rigid-flexible printed circuit board as claimed in claim 2, wherein: the telescopic pipe (5) comprises a sleeve (14) and an inner pipe (15) which are mutually slidably inserted, the top of the sleeve (14) is fixedly connected to the bottom of the connecting plate (16), and the bottom of the inner pipe (15) is fixedly connected to the top of the upper pressure plate base plate (3).

4. The auxiliary pressing device for the rigid-flexible printed circuit board as claimed in claim 1, wherein: the heating plate (7) is fixedly mounted on the fixing frame (6), and the heating plate (7) is attached to the bottom of the lower pressing plate (1).

5. The auxiliary pressing device for the rigid-flexible printed circuit board as claimed in claim 4, wherein: pillar (9) fixed connection is on the upper portion of holding down plate base (13), mount (6) fixed connection is on the upper portion of pillar (9), and is provided with inductive switch (8) between pillar (9) and mount (6), inductive switch (8) and hot plate (7) electric connection.

6. The auxiliary pressing device for the rigid-flexible printed circuit board as claimed in claim 1, wherein: the natural radian of the flexible metal pressing sheet (10) is the same as the radian of the bottom cambered surface of the arc-shaped pressing sheet (2), the two ends of the flexible metal pressing sheet (10) are fixedly connected with the connecting buckles (19), and the two ends of the flexible metal pressing sheet (10) are fixedly connected to the bottom of the arc-shaped pressing sheet (2) through the connecting buckles (19).