PCB positioning device

Abstract

The utility model relates to the technical field of PCB press fit positioning, in particular to a PCB positioning device, which comprises a press fit machine main body, a press fit base is connected inside the press fit machine main body in a sliding manner, and a positioning press fit mechanism convenient for positioning multiple layers of inner-layer core plates, prepregs and copper foils is arranged on the upper surface of the press fit base. The press-fit bottom template is arranged on the upper surface of the press-fit base, the second handle is arranged above the press-fit bottom template, and the press-fit top template is fixedly connected to one side of the second handle. According to the PCB positioning device, a PCB is pulled out after being pressed, a telescopic groove is formed in a pressing bottom template connected to a pressing base through a mounting groove, a first positioning plate and a second positioning plate which are slidably lifted in the telescopic groove are supported and limited by a damping rod and a spring, and the top end of the second positioning plate is connected with a second handle; therefore, the multiple layers of inner-layer core plates, prepregs and copper foils can be laminated after being pre-positioned.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board pressing positioning technical field, concretely is a kind of PCB board positioning device. BACKGROUND

[0002] PCB board (printed circuit board) pressing is based on hot-pressing principle. Under the action of high temperature and high pressure, the epoxy resin in the prepreg will occur curing reaction, and this curing process makes the prepreg change from semi-solid state to solid state, and fills the small gap between the inner layer core board, and tightly bonds each layer together. It is like using glue to bond multiple layers of paper into a whole under high temperature and high pressure.

[0003] The prior art does not have the structure of quickly positioning and pressing the PCB mold and the plate material, so that when the existing PCB board is pressed, the inner layer core board, the prepreg and the copper foil of multiple layers need to be aligned and positioned on the pressing template first before pressing. However, since the mold is flat and has no positioning, it is not possible to position and align when stacking multiple layers of plate material, which results in more polishing loss or more defective products. Based on the shortcomings of the prior art, the utility model designs a PCB board positioning device. UTILITY MODEL CONTENT

[0004] In view of the shortcomings of the prior art, the utility model provides a PCB board positioning device, which has the advantages of quickly positioning and pressing the PCB mold and the plate material.

[0005] The utility model provides the following technical scheme: a kind of PCB board positioning device, including pressing machine main body, the inside sliding connection of pressing machine main body is equipped with pressing base, the upper surface of pressing base is provided with the positioning and pressing mechanism of being convenient for the positioning of multiple layers of inner layer core board, prepreg and copper foil;

[0006] Positioning and pressing mechanism, the positioning and pressing mechanism includes pressing bottom template, second handle, pressing top template, telescopic slot, first positioning plate, inner groove, second positioning plate, damping rod and spring, the upper surface of pressing bottom template is arranged in pressing base, the second handle is arranged in the upper of pressing bottom template, the pressing top template is fixedly connected on one side of second handle, the telescopic slot is opened in the upper surface of pressing bottom template, the first positioning plate is slidably lifted in the inside of telescopic slot, the inner groove is opened in the upper surface of first positioning plate, the second positioning plate is slidably lifted in the inside of inner groove, the damping rod is fixedly connected at the bottom end of second positioning plate, and the spring is sleeved on the damping rod.

[0007] As an improved technical scheme of the utility model, the front surface of the pressing machine body is fixedly connected with an access door, the front surface of the pressing machine body is fixedly connected with a control panel, the bottom of the pressing machine body is fixedly connected with a supporting leg, the upper surface of the pressing machine body is fixedly connected with a protective cover, the inside of the protective cover is fixedly connected with a limiting column, the upper surface of the protective cover is fixedly connected with a telescopic cylinder, the bottom telescopic end of the telescopic cylinder is provided with a pressing top base, and the upper surface of the pressing machine body in the protective cover is provided with a sliding rail.

[0008] As an improved technical scheme of the utility model, the upper surface of the pressing base is provided with a mounting groove, and the front surface of the pressing base is fixedly connected with a first handle.

[0009] As an improved technical scheme of the utility model, the bottom of the pressing base is provided with a sliding groove, and the bottom sliding groove of the pressing base is slidably connected to the upper surface sliding rail of the pressing machine body.

[0010] As an improved technical scheme of the utility model, the pressing top base is slidably connected to the limiting column.

[0011] As an improved technical scheme of the utility model, the pressing top base is slidably connected to the limiting column.

[0012] As an improved technical scheme of the utility model, the second positioning plate is slidably connected to the inside of the telescopic groove, the bottom end of the damping rod is fixedly connected to the bottom of the telescopic groove, and the upper and lower ends of the spring are fixedly connected to the lower surface of the second positioning plate and the bottom of the telescopic groove respectively.

[0013] As an improved technical scheme of the utility model, the second handle is arranged on the upper surface of the second positioning plate, and the upper surface of the second handle is in contact with the lower surface of the pressing top base.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The positioning device for PCB board is expanded upwardly under the support of the damping rod and the spring, the inner side of the first positioning plate is kept flush with the inner side of the second positioning plate due to the slot in the first positioning plate and the sliding connection of the second positioning plate in the inner slot, at this time, the multi-layer raw material plates are placed between the four groups of first positioning plates and second positioning plates for alignment, after the alignment and placement of all the materials are completed, the second handle is placed on the top of the second positioning plate and hands are away from the compression top seat, the compression top seat is controlled to move downward by the control panel to start compression, the compression top seat moves downward first and contacts the second handle and pushes it to move downward, at this time, the second positioning plate and the first positioning plate at the bottom of the second handle start to move downward under the limitation of the telescopic slot and the damping rod, and the positioning of the multi-layer stacked plates is kept during the downward movement, until the second handle contacts the multi-layer stacked raw material plates on the compression bottom die plate to heat-press, the device is convenient for positioning and compression treatment of the multi-layer inner core plate, prepreg and copper foil. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a compression machine main body connecting structure schematic view of the utility model;

[0018] Figure 3 It is a compression machine, compression top seat and compression bottom seat connecting structure schematic view of the utility model;

[0019] Figure 4 It is a positioning and compression mechanism structure schematic view of the utility model;

[0020] Figure 5 It is a positioning and compression mechanism sectional structure schematic view of the utility model.

[0021] In the drawing: 1, compression machine main body; 101, access door; 102, control panel; 103, support foot; 104, protective cover; 105, limiting column; 106, telescopic cylinder; 107, compression top seat; 2, compression bottom seat; 201, installation slot; 202, first handle; 3, positioning and compression mechanism; 301, compression bottom die plate; 302, second handle; 303, compression top die plate; 304, telescopic slot; 305, first positioning plate; 306, inner slot; 307, second positioning plate; 308, damping rod; 309, spring. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-5 A PCB positioning device, as a preferred technical scheme of the present application, comprises a pressing machine body 1, a pressing base 2 is slidably connected inside the pressing machine body 1, a positioning and pressing mechanism 3 for positioning a multi-layer inner core board, a prepreg and a copper foil is arranged on the upper surface of the pressing base 2, a maintenance door 101 is fixedly connected to the front surface of the pressing machine body 1, a control panel 102 is fixedly connected to the front surface of the pressing machine body 1, a supporting leg 103 is fixedly connected to the bottom of the pressing machine body 1, a protective cover 104 is fixedly connected to the upper surface of the pressing machine body 1, a limiting column 105 is fixedly connected inside the protective cover 104, a telescopic cylinder 106 is fixedly connected to the upper surface of the protective cover 104, a pressing top base 107 is arranged on the bottom telescopic end of the telescopic cylinder 106, a sliding rail is arranged on the upper surface of the pressing machine body 1 in the protective cover 104, the pressing top base 107 is slidably connected to the limiting column 105, and the pressing top base 107 is slidably raised and lowered on the upper surface of the pressing base 2 and the positioning and pressing mechanism 3.

[0024] Please refer to Figures 4-5 The positioning and pressing mechanism 3 comprises a pressing bottom die plate 301, a second handle 302, a pressing top die plate 303, a telescopic groove 304, a first positioning plate 305, an inner groove 306, a second positioning plate 307, a damping rod 308 and a spring 309, the pressing bottom die plate 301 is arranged on the upper surface of the pressing base 2, the second handle 302 is arranged above the pressing bottom die plate 301, the pressing top die plate 303 is fixedly connected to one side of the second handle 302, the telescopic groove 304 is arranged on the upper surface of the pressing bottom die plate 301, the first positioning plate 305 is slidably raised and lowered in the telescopic groove 304, the inner groove 306 is arranged through the upper surface of the first positioning plate 305, the second positioning plate 307 is slidably raised and lowered in the inner groove 306, the damping rod 308 is fixedly connected to the bottom end of the second positioning plate 307, the spring 309 is sleeved on the damping rod 308, the second positioning plate 307 is slidably raised and lowered in the telescopic groove 304, the bottom end of the damping rod 308 is fixedly connected to the bottom of the telescopic groove 304, the upper and lower ends of the spring 309 are fixedly connected to the lower surface of the second positioning plate 307 and the bottom of the telescopic groove 304 respectively, the second handle 302 is arranged on the upper surface of the second positioning plate 307, and the upper surface of the second handle 302 is in contact with the lower surface of the pressing top base 107.

[0025] The pressing bottom die plate 301 and the second handle 302 are arranged to facilitate the pressing treatment of the multi-layer inner core plate, prepreg and copper foil, the telescopic slot 304, the first positioning plate 305, the inner slot 306 and the second positioning plate 307 are arranged to facilitate the lifting of the first positioning plate 305 and the second positioning plate 307 in the telescopic slot 304 under the premise of keeping flush on the inner side, and the damping rod 308 and the spring 309 are arranged to facilitate the smooth lifting of the first positioning plate 305 and the second positioning plate 307.

[0026] Please refer to Figure 3 The upper surface of the pressing base 2 is provided with a mounting slot 201, the front surface of the pressing base 2 is fixedly connected with a first handle 202, and the bottom of the pressing base 2 is provided with a sliding slot which is slidingly connected to the sliding rail on the upper surface of the pressing machine body 1.

[0027] The pressing base 2 and the mounting slot 201 are arranged to facilitate the fixation of the positioning and pressing mechanism 3, preventing displacement of the positioning and pressing mechanism 3 during the lifting and pressing of the pressing top seat 107.

[0028] When the PCB positioning device is used, in the initial state, the maintenance door 101 and the control panel 102 are arranged on the front surface of the pressing machine body 1, the telescopic cylinder 106 is arranged on the top of the limiting column 105 of the protective cover 104 and the limiting column 105 arranged on the upper surface of the pressing machine body 1, and the bottom telescopic end of the telescopic cylinder 106 is connected with the pressing top seat 107 which is slidingly lifted on the limiting column 105, so as to control the lifting of the pressing top seat 107 to press the inner core plate, prepreg and copper foil, the mounting slot 201 is arranged on the pressing base 2 arranged on the upper surface of the pressing machine body 1, and the first handle 202 is fixedly connected to the front surface of the pressing base 2, so as to be connected with the positioning and pressing mechanism 3 and pulled out after the pressing of the PCB is completed, the telescopic slot 304 is arranged on the pressing bottom die plate 301 connected with the mounting slot 201 of the pressing base 2, the first positioning plate 305 and the second positioning plate 307 which are slidingly lifted in the telescopic slot 304 are supported and limited by the damping rod 308 and the spring 309, and the top end of the second positioning plate 307 is connected with the second handle 302, so as to facilitate the pre-positioning and pressing treatment of the multi-layer inner core plate, prepreg and copper foil.

[0029] When the positioning and pressing treatment of the multi-layer inner core plate, prepreg and copper foil is needed, first, the first positioning plate 305 and the second positioning plate 307 are unfolded and moved upward under the support of the damping rod 308 and the spring 309, since the first positioning plate 305 is slotted on the inner side and the second positioning plate 307 is slidingly connected in the inner slot 306, the inner side of the first positioning plate 305 is flush with the inner side of the second positioning plate 307, at this time, the multi-layer raw material plate is placed between the four sets of first positioning plate 305 and the second positioning plate 307 for alignment, after the alignment and placement of all materials are completed, the second handle 302 is placed on the top of the second positioning plate 307 and the hands are away from below the pressing top seat 107, the telescopic cylinder 106 is controlled through the control panel 102 to push the pressing top seat 107 to start pressing, the pressing top seat 107 contacts the second handle 302 first and pushes it to move downward, at this time, the second positioning plate 307 and the first positioning plate 305 at the bottom of the second handle 302 start to move downward under the limiting of the telescopic slot 304 and the damping rod 308, at the same time, the positioning of the multi-layer stacked plate is maintained during the downward movement, until the second handle 302 contacts the multi-layer stacked raw material plate on the pressing bottom die plate 301 to heat press, the device is convenient for positioning and pressing treatment of the multi-layer inner core plate, prepreg and copper foil.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A PCB board positioning device comprising a presser body (1), characterized in that: The inside of the pressing machine body (1) is slidably connected with a pressing base (2), and the upper surface of the pressing base (2) is provided with a positioning and pressing mechanism (3) for positioning the multi-layer inner core board, prepreg and copper foil. The positioning and pressing mechanism (3) comprises a pressing bottom die plate (301), a second handle (302), a pressing top die plate (303), an extension slot (304), a first positioning plate (305), an inner slot (306), a second positioning plate (307), a damping rod (308) and a spring (309), the pressing bottom die plate (301) is arranged on the upper surface of the pressing base (2), the second handle (302) is arranged above the pressing bottom die plate (301), the pressing top die plate (303) is fixedly connected to one side of the second handle (302), the extension slot (304) is arranged on the upper surface of the pressing bottom die plate (301), the first positioning plate (305) is slidably lifted in the extension slot (304), the inner slot (306) is arranged through the upper surface of the first positioning plate (305), the second positioning plate (307) is slidably lifted in the inner slot (306), the damping rod (308) is fixedly connected to the bottom end of the second positioning plate (307), and the spring (309) is sleeved on the damping rod (308).

2. The PCB board positioning device of claim 1, wherein: The front surface of the pressing machine body (1) is fixedly connected with an inspection door (101), the front surface of the pressing machine body (1) is fixedly connected with a control panel (102), the bottom of the pressing machine body (1) is fixedly connected with a supporting leg (103), the upper surface of the pressing machine body (1) is fixedly connected with a protective cover (104), the inside of the protective cover (104) is fixedly connected with a limiting column (105), the upper surface of the protective cover (104) is fixedly connected with a telescopic cylinder (106), the bottom telescopic end of the telescopic cylinder (106) is provided with a pressing top base (107), and the upper surface of the pressing machine body (1) in the protective cover (104) is provided with a sliding rail.

3. The PCB board positioning device of claim 1, wherein: The upper surface of the pressing base (2) is provided with a mounting groove (201), and the front surface of the pressing base (2) is fixedly connected with a first handle (202).

4. The PCB board positioning device of claim 3, wherein: The bottom of the pressing base (2) is provided with a sliding groove, and the sliding groove of the pressing base (2) is slidably connected to the sliding rail on the upper surface of the pressing machine body (1).

5. The PCB board positioning device of claim 2, wherein: The pressing top base (107) is slidably connected to the limiting column (105).

6. The PCB board positioning device of claim 2, wherein: The pressing top base (107) is slidably lifted on the upper surfaces of the pressing base (2) and the positioning and pressing mechanism (3).

7. The PCB board positioning device of claim 1, wherein: The second positioning plate (307) is slidably lifted in the extension slot (304), the bottom end of the damping rod (308) is fixedly connected to the bottom of the extension slot (304), and the upper and lower ends of the spring (309) are fixedly connected to the lower surface of the second positioning plate (307) and the bottom of the extension slot (304) respectively.

8. The PCB board positioning device of claim 1, wherein: The second handle (302) is arranged on the upper surface of the second positioning plate (307), and the upper surface of the second handle (302) is in contact with the lower surface of the pressing top base (107).

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