JPH0731249U - Printed circuit board processing equipment - Google Patents

Abstract

(57) [Summary] [Purpose] Stable transportation, and the next processing can be performed immediately after finishing one processing without waiting for the transportation interval. Providing equipment. [Structure] A plurality of printed circuit board processing machines 1 are arranged side by side, and a transport device 4 for transporting the printed circuit board 2 from the supply section 3 to each processing machine 1 is provided. , The printed circuit board 2 is introduced into the processing machine 1 via the transfer unit 5 for processing, and the processed printed circuit board 2 is transferred to the transfer device 4 via the transfer unit 5 and transferred to the next process unit 6 by the transfer device 4. Which is a device for carrying out horizontal transfer of the printed circuit board 2, the transfer device 4 is configured as a two-stage horizontal transfer device in which two conveyor devices 4A and 4B are arranged side by side in the upper and lower parts, A printed circuit board processing apparatus in which a stock section 7 capable of holding the printed circuit board 2 is provided.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a printed circuit board processing apparatus that is an optimum system for processing a printed circuit board.

[0002]

[Prior art]

 For example, when drilling holes in a printed circuit board, there is a 4-axis type or a 6-axis type machine that has multiple spindles for hole punching, but there is also a device that performs hole punching all at once. There is also proposed a system device in which a large number of machines are arranged and a printed circuit board is automatically supplied to each processing machine, and each processing machine is controlled and processed.

Conventionally, as a printed circuit board processing apparatus having such an automatic supply function, for example, Japanese Patent Application Laid-Open No. 4-30937 is known.

In such an apparatus, a plurality of printed circuit board processing machines are arranged side by side, and a transfer device for transferring the printed circuit boards to each processing machine is provided from an automatic supply unit that stores a large number of printed circuit boards. In addition, a printed circuit board transfer part is provided between the transfer device and each processing machine.

By controlling each of these parts by the control part, the printed circuit board is sequentially transferred from the automatic supply part by the transfer device, and a predetermined printed circuit board is transferred to each processing machine via the transfer part in response to an instruction from the sensor. The printed circuit board that has been introduced and processed and has been processed is sent out to the transfer device via the transfer part, and is transferred to the next process part by the transfer device.

[0006]

[Problems to be solved by the device]

 Conventionally, in such a printed circuit board processing device, since the transfer of the printed substrate by the transfer device is vertical transfer, there is a problem that the transfer becomes extremely unstable, which causes a drawback that the operating efficiency of the entire system is poor. It was

Further, when processing is finished for each processing machine, a request signal is output to the supply unit, and then a predetermined printed circuit board is replenished to each processing machine through the transfer device, so the interval of this transfer time is considerably large. As a result, the processing time efficiency is poor, and the work efficiency of the entire system is extremely poor.

An object of the present invention is to solve these drawbacks, to improve the efficiency of the system, and to provide a printed circuit board processing apparatus excellent in practicality.

[0009]

[Means for Solving the Problems]

 The gist of the present invention will be described with reference to the accompanying drawings.

A plurality of printed circuit board processing machines 1 are arranged side by side, and a supply section 3 for accommodating a large number of printed circuit boards 2 to be supplied to each processing machine 1 is provided. From the supply section 3, the printed circuit boards 2 are arranged side by side as described above. A transfer device 4 for transferring to the machine 1 is provided, and a transfer part 5 for introducing the printed circuit board 2 from the transfer device 4 to each processing machine 1 and sending the processed printed circuit board 2 from the processing machine 1 to the transfer device 4 is provided, The printed board 2 is sequentially conveyed from the supply section 3 by the conveying device 4, and the printed board 2 is introduced into the processing machine 1 through the transfer section 5 for processing, and the processed printed board 2 is transferred through the transfer section 5. In a printed circuit board processing apparatus provided with a control unit that controls the carrying apparatus 4 to carry the printed board 2 to the next process section 6, the printed board 2 sent from the supply section 3 is placed in a horizontal state. Conveyor devices 4A and 4B to be placed and conveyed are arranged in parallel in upper and lower two stages, one upper and lower conveyor device 4A is used as an introduction conveying path to each processing machine 1, and the other upper and lower conveyor device 4B is sent out from each processing machine 1. The transfer device 4 is configured in a two-stage horizontal transfer device serving as a delivery transfer path for sending out the processed printed circuit board 2, and at least one printed circuit board 2 is provided between the transfer part 5 or the transfer part 5 and the processing machine 1. A stock section 7 capable of holding the printed board 2 is provided, and when the printed circuit board 2 of the stock section 7 is sent to the processing machine 1, a request signal is output and the transfer section 5 is actuated, and the transfer device 4 operates the predetermined printed board 2 The present invention relates to a printed circuit board processing apparatus, which is configured to be introduced into the stock section 7.

[0011]

[Action]

 The printed circuit board 2 supplied from the supply unit 3 is horizontally conveyed by one of the upper and lower conveyor devices 4A of the conveying device 4 configured as a two-stage horizontal conveying device and introduced into each processing machine 1.

The processed printed circuit board 2 processed by each processing machine 1 is horizontally conveyed by the upper and lower conveyor devices 4 B and then conveyed to the next process section 6.

Further, when the printed circuit board 2 of the stock section 7 is sent to the processing machine 1, a request signal is output and the transfer section 5 is actuated, and the predetermined printed circuit board 2 is introduced from the transport device 4 to the stock section 7. To be done. Therefore, the unprocessed printed circuit boards 2 are always stocked in the stock section 7, and when the processing in each processing machine 1 is completed, the printed circuit boards 2 stocked in the stock section 7 immediately after each processing machine 1 are finished. It is sent to and processed continuously.

[0014]

【Example】

 The schematic configuration of this embodiment is shown in FIG.

The arrow indicates the flow of the printed circuit board 2. The printed circuit board 2 discharged from the supply unit 3 to the first transfer device 4 is transferred to the second transfer device 4 configured as a two-stage horizontal transfer device. Be transported.

The printed circuit board 2 is horizontally transported by the conveyor device 4 A above the transport device 4.

Due to the operation of the transfer unit 5, the printed substrate 2 conveyed by the upper conveyor device 4 A is introduced into the transfer unit 5 and stocked in the stock unit 7.

The stock section 7 is sequentially introduced into the processing machine 1, processed, and then again sent out to the lower conveyor device 4B via the transfer section 5, and the next conveyor unit 4B is operated by the lower conveyor device 4B. It is configured to be horizontally transported to.

As shown in FIG. 2, a large number of printed circuit boards 2 are housed in the supply unit 3 in an inclined state toward the transfer device 4, and a request from the control unit is requested based on a request signal from the processing machine 1. When the signal is output, the stopper is released, and the printed circuit board 2 slides down onto the first transfer device 4 and is horizontally placed on the transfer device 4 for horizontal transfer.

The transfer device 4 is configured such that the first transfer device 4 installed in parallel in the supply unit 3 and the second transfer device 4 installed in parallel along the introduction part of each processing machine 1 are connected in series. As shown in, the second conveyor 4 is configured as a belt conveyor type horizontal conveyor having two upper and lower stages, and the upper belt conveyor 4A serves as an introduction conveying path to each processing machine 1 and the lower belt conveyor device. 4B is used as a lead-out transport path for sending the processed printed circuit board 2 sent out from each processing machine 1 to the next process section 6.

The delivery unit 5 also serves as the stock unit 7, and has the following configuration as shown in FIG.

A receiving guide portion 8A inclined toward the processing machine 1 side is provided between the processing machine 1 and the upper belt conveyor device 4A, and between the processing machine 1 and the lower belt conveyor device 4B (the receiving guide part). A receiving guide portion 8B that is inclined toward the conveyor device 4B is provided on the lower side of 8A). Further, a lifter 9A that can be tilted and raised toward the receiving guide portion 8A is provided on the upper belt conveyor device 4A, and a lifter 9B that can be tilted and raised on the opposite side to the receiving guide portion 8B is provided on the lower belt conveyor device 4B. There is.

Therefore, when the print substrate 2 desired to be received is conveyed from the belt conveyor device 4A on the upper stage of the conveying device 4, the position of the transfer unit 5 which receives the conveyance of the printed circuit board 2 according to the instruction signal from the control unit ( A stopper is raised at the position of the lifter 9A, the conveyance of the printed circuit board 2 is stopped, and the lifter 9A is tilted up. Then, the printed circuit board 2 on the lifter 9A slides down the lifter 9A, slides down on the receiving guide portion 8B toward the processing machine 1 side, and further slides into the processing machine 1 via the lifter 9A. I am configuring.

The printed circuit board 2 thus received on the receiving guide portion 8A is configured to be temporarily stocked on the receiving guide portion 8A by the stock stopper 10.

As described above, in this embodiment, the delivery section 5 and the stock section 7 are commonly used. Further, the stock unit 7 of this embodiment is configured to stock one printed circuit board 2.

Each processing machine 1 is a single-spindle machine that punches the printed circuit board 2 and is processed by the control unit according to the standard and the processing conditions of the printed circuit board 2.

The processing table is provided with a lifter mechanism 11 which can be tilted to the left and right, and when the print substrate 2 is introduced, the lifter mechanism 11 is tilted following the lifter 9A so that the lifter mechanism 11 tilts the printed circuit board 2 from the lifter 9A. When the processing is completed, the lifter mechanism 11 conversely inclines toward the transfer section 5 side and slides and discharges the processed printed circuit board 2 onto the receiving guide section 8B of the transfer section 5. The printed circuit board 2 slides down on the receiving guide portion 8B, is slid out to the lower belt conveyor device 4B of the conveying device 4, and is received on the lifter 9B which is inclined and raised.

To further explain the stock operation, when the printed circuit board 2 is ejected from each processing machine 1, the stock stopper 10 of the stock section 7 is lowered, and the printed circuit board 2 stocked in the stock section 7 is removed. It slides down to the processing machine 1, and the lifter mechanism 11 receives it and introduces it into each processing machine 1.

When this introduction is completed, a request signal is issued to the supply unit 3, the transfer unit 5 is activated, and the introduction of the printed circuit board 2 into the stock unit 7 is similarly performed via the transfer unit 5, but this replenishment is performed. The processing is performed by the processing machine 1 while the printed circuit board 2 of the processing machine 1 is sent out to the belt conveyor device 4B at the lower stage of the transport device 4. In the figure, reference numeral 12 is a thickness measuring device for measuring the thickness of the printed circuit board 2. The thickness measuring device 12 measures the thickness of the printed circuit board 2 fed to the processing machine 1 and the upper part of the printed circuit board 2 is processed by the processing machine 1. The distance between the surface and the tip of the drill is set to the minimum value required for drilling.

Further, 13 is a substrate cueing confirmation sensor, 14 is a substrate loading stopper cylinder, 15 is a substrate confirmation sensor, 16 is a substrate stopper cylinder, 17 is a lifter cylinder, 18 is a transfer stopper cylinder, 19 Is a board confirmation sensor, 20 and 21 are lifter cylinders, 22 is a board discharge stopper cylinder, 23 is a board stopper cylinder, 24 and 25 are board presence / absence confirmation sensors, 26 is a board size determination sensor, and 27 and 28 are A conveyor board confirmation sensor, 29 is a movable rod that moves the lifter mechanism 11.

[0031]

[Effect of device]

 Since the present invention is configured as described above, the printed circuit board is always conveyed horizontally, and the movement of the printed circuit board can be configured to be slid from a horizontal state by a lifter mechanism or the like to be conveyed again horizontally, which is extremely stable. Since it becomes transportation, the work efficiency of the entire system is significantly improved, and troubles are less likely to occur during transportation, making it a highly practical printed circuit board processing device that can improve work efficiency.

Further, since the stock section is provided, a large number of processing machines are arranged side by side, and even when the distance from the supply section to each process is long and the transportation time in the transportation apparatus is long, the processing is always performed in each processing machine. In addition, since the following predetermined printed circuit boards can be stocked, the work efficiency of the entire system is improved, and in combination with the above effect, the work efficiency is remarkably improved, which is an excellent printed circuit board processing apparatus.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram of the present embodiment.

FIG. 2 is an explanatory diagram of a supply unit according to the present embodiment.

FIG. 3 is an explanatory diagram showing a transfer device, a transfer unit, and transfer with a processing machine according to the present embodiment.

FIG. 4 is a plan view of a lifter mechanism of the processing machine according to the present embodiment.

FIG. 5 is an explanatory diagram of a lifter mechanism of the processing machine according to the present embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Processing machine 2 Printed circuit board 3 Supply part 4 Conveyor device 4A / 4B Conveyor device 5 Transfer part 6 Next process part 7 Stock part

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroshi Takemasa 280 Kawawa-cho, Midori-ku, Yokohama, Kanagawa Prefecture

Claims (1)

[Scope of utility model registration request] 1. A plurality of printed circuit board processing machines are arranged side by side, and a supply section for accommodating a large number of printed circuit boards to be supplied to each processing machine is provided, and a printed circuit board is conveyed from this supply section to each of the arranged processing machines. A transfer device is provided, and a transfer unit is provided for introducing a printed circuit board to each processing machine from the transfer device and sending a processed printed circuit board from the processing machine to the transfer device.
The printed circuit board is sequentially transported from the supply unit by the transport device,
The printed circuit board is introduced into the processing machine via the transfer unit and processed, and the processed printed circuit board is delivered to the transfer device via the transfer unit and provided with a control unit that controls the transfer device to transfer it to the next process unit. In the printed circuit board processing device, the conveyor device for placing and transferring the printed circuit board sent out from the supply section in a horizontal state is arranged in parallel in two steps, and one of the upper and lower conveyor devices is an introduction transfer path to each processing machine,
The conveying device is configured in a two-stage horizontal conveying device that is a delivery conveying path that sends out the processed printed circuit board that sends out the processed upper and lower conveyor devices from each processing machine, and between the transfer section or the transfer section and the processing machine. A stock unit that can hold at least one printed circuit board is provided, and when the printed circuit board of this stock unit is sent to the processing machine, a request signal is output and the transfer unit operates, stocking the specified printed circuit board from the carrier. An apparatus for processing a printed circuit board, characterized in that it is configured to be introduced into a part.