Anti-floating device for PCB (printed circuit board) pressing plate

Abstract

The utility model relates to an anti-floating device for a PCB (printed circuit board) pressing plate, which comprises a linear module, a first sucker mounting section bar and a second sucker mounting section bar, the first sucker mounting section bar is mounted at the tail of a shell of the linear module, and the second sucker mounting section bar is mounted on a sliding block of the linear module. The first suction cup installation profile and the second suction cup installation profile are parallel to each other, a plurality of sets of position-adjustable vacuum suction cup mechanisms are installed on the first suction cup installation profile and the second suction cup installation profile respectively, two sets of air cylinder supports are further installed on the first suction cup installation profile, and a telescopic air cylinder is installed at the bottom of each set of air cylinder supports. PU soft rubber blocks are mounted at the tail ends of piston rods of the telescopic cylinders. The device has the beneficial effects that the vacuum chuck mechanism is used for sucking the printed circuit board, and before the vacuum chuck mechanism loosens the printed circuit board, the telescopic air cylinder extends to enable the PU soft rubber block to press the printed circuit board, so that the problem of board floating during stacking of the stacked printed circuit board is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to printed circuit board processing technical field especially relates to a kind of PCB pressing plate anti-plate device. BACKGROUND

[0002] In the existing printed circuit board (PCB) production process, printed circuit board can be divided into rigid printed board and flexible printed board according to the nature of base material. With the update iteration of printed circuit board manufacturing process, the thickness of the base material can be made to 0.05mm at present, and the thickness of the base material can be made to 0.03mm at present. The trend of thinner and thinner printed circuit board is more and more obvious. In today's era of pursuing miniaturization, light weight and high performance electronic products, the continuous reduction of printed circuit board thickness meets the requirements of industry development, and smaller printed circuit board thickness also puts forward higher requirements for automatic production process, and smaller printed circuit board thickness also reduces the weight of printed circuit board.

[0003] In the process of stacking multiple printed circuit boards, the following problems exist: when the mechanical hand on the automatic production equipment is placed on the stacked printed circuit board, if it is disturbed by airflow or static electricity in the environment, it is easy to appear plate phenomenon such as plate sliding, misplacement and the like, which affects the subsequent logistics transportation and automatic feeding process of the next process. Therefore, a PCB pressing plate anti-plate device needs to be developed to solve the problem that the position of the plate in the thin plate collecting process is easy to displace unexpectedly, the plate slides and misplaces, and the like. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the above problems existing in the prior art, and provides a kind of PCB pressing plate anti-plate device.

[0005] To achieve the above technical purpose and effect, the utility model realizes the following technical scheme:

[0006] A kind of PCB pressing plate anti-plate device, including linear module, first suction disc installation section bar, second suction disc installation section bar, the first suction disc installation section bar is installed in the tail of the shell of linear module, the second suction disc installation section bar is installed on the slider of linear module, and the first suction disc installation section bar and second suction disc installation section bar are mutually parallel, a plurality of groups of position-adjustable vacuum suction disc mechanisms are respectively installed on the first suction disc installation section bar and second suction disc installation section bar, two groups of air cylinder supports are further installed on the first suction disc installation section bar, one telescopic cylinder is installed at the bottom of each air cylinder support, and PU soft rubber block is installed at the end of piston rod of telescopic cylinder.

[0007] Among them, the top of the first suction disc installation section bar and the top of the second suction disc installation section bar are respectively provided with a slide groove, and a plurality of square nuts are installed in the slide groove.

[0008] The vacuum chuck mechanism comprises an L-shaped chuck mounting member and a vacuum chuck, the long arm of the chuck mounting member is mounted on the first or second chuck mounting profile by a hand bolt screwed with a square nut, the vacuum chuck is mounted on the short arm of the chuck mounting member, and the central axis of the vacuum chuck is parallel to the piston rod of the telescopic cylinder.

[0009] The cylinder support comprises an L-shaped first cylinder adjusting fixing member and an L-shaped second cylinder adjusting fixing member, the transverse arm of the second cylinder adjusting fixing member is mounted on the first cylinder adjusting fixing member by a first half-threaded bolt screwed with a square nut, the vertical arm of the second cylinder adjusting fixing member is connected with the vertical arm of the first cylinder adjusting fixing member by a second half-threaded bolt, and the telescopic cylinder is mounted at the bottom end of the transverse arm of the second cylinder adjusting fixing member.

[0010] The transverse arm of the first cylinder adjusting fixing member is provided with two first transverse strip-shaped holes parallel to each other, the tail of the first half-threaded bolt is screwed with the square nut in the first strip-shaped hole, the vertical arm of the first cylinder adjusting fixing member is provided with two screw holes parallel to each other, and the vertical arm of the second cylinder adjusting fixing member is provided with two second vertical strip-shaped holes parallel to each other, the tail of the second half-threaded bolt is screwed with the screw hole after passing through the second strip-shaped hole.

[0011] The telescopic cylinder is further provided with a first magnetic switch and a second magnetic switch for detecting the movement position of the piston rod on the outer side wall.

[0012] The adapter plate for connecting with the end of the mechanical arm is mounted on the shell of the linear module, and the cross section of the adapter plate is U-shaped.

[0013] The PCB anti-floating device has the advantages that the vacuum chuck mechanism is used to suck the printed circuit board, the telescopic cylinder is elongated to press the printed circuit board by the PU soft rubber block before the vacuum chuck mechanism releases the printed circuit board, and the problem of floating of the stacked printed circuit board is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings, which are included to provide a further understanding of the present application and constitute a part of this application, illustrate embodiments of the present application and serve to explain the present application together with the specification. In the drawings:

[0015] Figure 1 is a structure schematic view of the PCB anti-floating device for sucking the PCB board in the present application;

[0016] Figure 2It is the structure schematic view of the PCB pressing plate anti-drifting plate device side view in the utility model;

[0017] Figure 3 It is the structure schematic view of the vacuum chuck mechanism installed on the second chuck installation section bar in the utility model;

[0018] Figure 4 It is the structure schematic view of the first chuck installation section bar, cylinder support, telescopic cylinder and PU soft rubber block assembly in the utility model;

[0019] Figure 5 It is the structure schematic view of the cylinder support, telescopic cylinder and PU soft rubber block assembly in the utility model;

[0020] Figure 6 It is the structure schematic view of the first cylinder adjustment fixing part in the utility model;

[0021] Mark explanation in the drawing: linear module 1, first chuck installation section bar 2, second chuck installation section bar 3, vacuum chuck mechanism 4, chuck installation part 401, vacuum chuck 402, manual bolt 403, cylinder support 5, first cylinder adjustment fixing part 501, first strip hole 5011, screw hole 5012, second cylinder adjustment fixing part 502, second strip hole 5021, first half tooth bolt 503, second half tooth bolt 504, telescopic cylinder 6, PU soft rubber block 7, sliding groove 8, square nut 9, first magnetic switch 10, second magnetic switch 11, adapter plate 12, printed circuit board 100. DETAILED DESCRIPTION

[0022] The utility model will be described in detail below in combination with the embodiment and with reference to the drawings.

[0023] As Figures 1 to 6 Indicated, a kind of PCB pressing plate anti-drifting plate device, including linear module 1, first chuck installation section bar 2, second chuck installation section bar 3, the shell of linear module 1 is installed with the adapter plate 12 for being connected with the end of mechanical arm, the cross section of adapter plate 12 is U type;First chuck installation section bar 2 is installed in the shell tail of linear module 1, second chuck installation section bar 3 is installed on the slider of linear module 1, and first chuck installation section bar 2 and second chuck installation section bar 3 are parallel to each other, the top of first chuck installation section bar 2 and the top of second chuck installation section bar 3 are separately provided with a sliding groove 8, and multiple square nuts 9 are installed in sliding groove 8.

[0024] A plurality of groups of position-adjustable vacuum chuck mechanisms 4 are respectively mounted on the first vacuum chuck mounting profile 2 and the second vacuum chuck mounting profile 3, and each vacuum chuck mechanism 4 comprises an L-shaped vacuum chuck mounting piece 401 and a vacuum chuck 402, the long arm of the vacuum chuck mounting piece 401 is mounted on the first vacuum chuck mounting profile 2 or the second vacuum chuck mounting profile 3 through a hand bolt 403 screwed with a square nut 9, and the vacuum chuck 402 is mounted on the short arm of the vacuum chuck mounting piece 401.

[0025] Two groups of cylinder supports 5 are further mounted on the first vacuum chuck mounting profile 2, and each cylinder support 5 comprises an L-shaped first cylinder adjusting fixing piece 501 and an L-shaped second cylinder adjusting fixing piece 502.

[0026] The horizontal arm of the second cylinder adjusting fixing piece 502 is mounted on the first cylinder adjusting fixing piece 501 through a first half-threaded bolt 503 screwed with the square nut 9, and specifically, two horizontal first slot holes 5011 are formed in the horizontal arm of the first cylinder adjusting fixing piece 501, and the tail of the first half-threaded bolt 503 is screwed with the square nut 9 in the first vacuum chuck mounting profile 2 after passing through the first slot holes 5011.

[0027] The vertical arm of the second cylinder adjusting fixing piece 502 is connected with the vertical arm of the first cylinder adjusting fixing piece 501 through a second half-threaded bolt 504, and specifically, two screw holes 5012 are formed in the vertical arm of the first cylinder adjusting fixing piece 501, two vertical second slot holes 5021 are formed in the vertical arm of the second cylinder adjusting fixing piece 502, and the tail of the second half-threaded bolt 504 is screwed with the screw holes 5012 after passing through the second slot holes 5021.

[0028] A telescopic cylinder 6 is mounted at the bottom of each group of cylinder supports 5, and specifically, the telescopic cylinder 6 is mounted at the bottom end of the horizontal arm of the second cylinder adjusting fixing piece 502; the central axis of the vacuum chuck 402 is parallel to the piston rod of the telescopic cylinder 6; and a PU soft rubber block 7 is mounted at the end of the piston rod of the telescopic cylinder 6.

[0029] A first magnetic switch 10 and a second magnetic switch 11 are further mounted on the outer wall of the telescopic cylinder 6 for detecting the movement position of the piston rod.

[0030] The specific action logic of the PCB anti-floating device is as follows:

[0031] 1. The mechanical arm drives the PCB anti-floating device to move to the printed circuit board equipment transmission roller structure to suck the printed circuit board 100 which has completed the positioning of the material stopping, the telescopic cylinder remains in the retracted state to avoid affecting the normal suction of the plate, and then the vacuum chuck is vacuumized to suck the printed circuit board;

[0032] 2. The mechanical arm drives the PCB pressing plate anti-floating plate device to move to the designated position above the plate carrier, and at the same time the vacuum chuck starts to break the vacuum, the telescopic cylinder is extended to press the PU soft rubber block against the printed circuit board, so that the just transferred printed circuit board can be closely attached to the printed circuit board or the plate carrier that has been stacked on the plate carrier, and the air or other stress between the boards is excluded to prevent the board from sliding, mispositioning and other floating plate phenomena;

[0033] 3. The telescopic cylinder performs the extension action, and at the same time the vacuum chuck breaks the vacuum, and after the mechanical arm drives the PCB pressing plate anti-floating plate device away from the just transferred printed circuit board, the telescopic cylinder is retracted, and the telescopic cylinder performs the retraction action before the mechanical arm drives the PCB pressing plate anti-floating plate device back to the plate suction position.

[0034] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A PCB pressboard anti-drift plate device, characterized in that: The linear module, the first suction cup mounting profile, the second suction cup mounting profile, the first suction cup mounting profile is mounted at the tail of the outer shell of the linear module, the second suction cup mounting profile is mounted on the slider of the linear module, and the first suction cup mounting profile and the second suction cup mounting profile are parallel to each other, a plurality of groups of position-adjustable vacuum suction cup mechanisms are respectively mounted on the first suction cup mounting profile and the second suction cup mounting profile, two groups of cylinder supports are mounted on the first suction cup mounting profile, and a telescopic cylinder is mounted at the bottom of each group of cylinder supports; and a PU soft rubber block is mounted at the end of the piston rod of the telescopic cylinder.

2. The PCB deck flight bar device of claim 1, wherein: A slide groove is arranged at the top of the first suction cup mounting profile and the top of the second suction cup mounting profile, and a plurality of square nuts are mounted in the slide groove.

3. The PCB deck flier prevention plate apparatus of claim 2, wherein: The vacuum suction cup mechanism comprises an L-shaped suction cup mounting piece and a vacuum suction cup, the long arm of the suction cup mounting piece is mounted on the first suction cup mounting profile or the second suction cup mounting profile through a hand bolt screwed with the square nut, the vacuum suction cup is mounted on the short arm of the suction cup mounting piece, and the central axis of the vacuum suction cup is parallel to the piston rod of the telescopic cylinder.

4. The PCB deck flier prevention plate apparatus of claim 1, wherein: The cylinder support comprises an L-shaped first cylinder adjusting fixing piece and an L-shaped second cylinder adjusting fixing piece, the horizontal arm of the second cylinder adjusting fixing piece is mounted on the first cylinder adjusting fixing piece through a first half-threaded bolt screwed with the square nut, the vertical arm of the second cylinder adjusting fixing piece is connected with the vertical arm of the first cylinder adjusting fixing piece through a second half-threaded bolt, and the telescopic cylinder is mounted at the bottom end of the horizontal arm of the second cylinder adjusting fixing piece.

5. The PCB deck flier prevention plate apparatus of claim 4, wherein: Two horizontal first slot holes parallel to each other are formed in the horizontal arm of the first cylinder adjusting fixing piece, the tail of the first half-threaded bolt is screwed with the square nut in the first suction cup mounting profile after penetrating through the first slot hole; two screw holes parallel to each other are formed in the vertical arm of the first cylinder adjusting fixing piece, two vertical second slot holes parallel to each other are formed in the vertical arm of the second cylinder adjusting fixing piece, and the tail of the second half-threaded bolt is screwed with the screw hole after penetrating through the second slot hole.

6. The PCB deck flier prevention plate apparatus of claim 1, wherein: A first magnetic switch and a second magnetic switch for detecting the movement position of the piston rod are further mounted on the outer side wall of the telescopic cylinder.

7. The PCB deck flier prevention plate apparatus of claim 1, wherein: An adapter plate for connecting with the end of the mechanical arm is mounted on the outer shell of the linear module, and the cross section of the adapter plate is U-shaped.

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