KR100214775B1 - Jig apparatus for inspection of vcd player - Google Patents

Abstract

The present invention relates to a VCD player inspection jig device for automating a process for checking whether a VCD (video compact disc) player is defective.

An apparatus for checking the operating state of a VCD player (10) having a remote control receiver (16) via a TV receiver (1), the apparatus comprising: A memory 22 for storing a predetermined program for inspecting the VCD player 10; An input / output interface (24) for processing a predetermined signal to be input / output; A remote control unit (25) for generating a signal for remotely controlling the VCD player (1) as an output terminal of the input / output interface (24); A start button 27 for inputting an inspection item as an input of the input / output interface 24; A CPU 21 for accessing the memory 22 and the input / output interface 24 and exchanging control data with the input / output interface 24 in accordance with the program of the memory 22; And a power supply unit 23 for supplying operating power to the series of circuit units.

Therefore, the present invention controls the transmission and reception functions of the remote controller for inspection by the microcomputer circuit, thereby improving the productivity due to the introduction of automation and reducing the fatigue of the operator, thereby preventing defects.

Description

VCD player inspection jig device

The present invention relates to a VCD (Video Compact Disc) player inspection jig device, and more particularly, to a VCD player inspection jig device that automates a process of checking whether an assembly operation is defective after a series of assembly operations are completed in a mass production process of a VCD player The present invention relates to a VCD player inspection jig device.

Generally, since VCD player is produced under mass production system like other home appliances such as TV, VCR, etc., it is a tendency to minimize the number of workers and automate repetitive tasks in order to improve productivity.

Automation is selectively applied to a wide range, from transferring and discharging intermediate products to each process, to processing, assembling, and inspecting each process. It is selected considering the characteristics of the operation or economy (productivity). In other words, semi-automation can be selected to automate necessary parts in each process, or full automation can be selected to unmannize the entire process.

In the case of a VCD player, there are many operation switches (or buttons), so that the inspection process can not be automated. This will be described with reference to FIG.

First of all, the control unit of the VCD player 10 includes a deck unit 11 for receiving a loaded VCD, a receiving unit 16 for setting an operation mode of the VCD by a remote operation by the user, And an open knob 12, a play button 13, an M stop button 15, a cloth knob 17, and a jog 18 to be set.

The knob 12 and the cloth knob 17 are for opening and closing the deck part 11, respectively. The open and close VCDs can be inserted or removed during opening, and the data can be read by driving the VCD during closing.

The player button 13 is for driving the VCD inserted in the deck unit 11 and the stop button 14 is for stopping the driving of the VCD and the M stop button 15 is for stopping the driving of the VCD And the jog 18 is for viewing while passing an image at a predetermined speed.

Therefore, the inspector of the VCD player 10 needs to select one of the buttons corresponding to the inspection function and press the button one by one to perform inspection, which not only requires a large number of operators, but also increases the fatigue according to the work.

On the other hand, in the case of the VCD player 10 having the remote controller, it is possible to inspect the VCD player 10 while inputting it to the receiver 16 with the remote controller. However, the inconvenience of selecting one of the plurality of remote controller buttons corresponding to the inspection function,

However, since the calling and receiving functions of the remote control can be controlled by the microcomputer circuit, it is easy to implement the automation.

Therefore, it is an object of the present invention to provide a method and system for automating a part of an inspection process for controlling the transmission and reception functions of a remote controller with a microcomputer circuit so as to promptly check whether an assembly operation is completed in a mass production process of a VCD player, The present invention provides a testing jig device for a VCD player.

1 is a block diagram schematically showing a VCD and its inspection apparatus;

Fig. 2 is a configuration diagram showing an internal state of the inspection jig device according to the present invention; Fig.

Description of the Related Art

1: TV set 10: VCD player

11: Tech part 12: Open knob

13: Player button 14: Stop button

15: M Stop button 16: Receiver

17: Clos knob 18: jog

20: jig device 21: CPU

22: memory 23: power supply unit

24: Input / output interface 25: Remote control unit

26: transmitter 27: start button

An apparatus for checking the operating state of a VCD player (10) having a remote control receiver (16) via a TV receiver (1), comprising: a memory (22) for storing a predetermined program for inspecting the VCD player ); An input / output interface (24) for processing a predetermined signal to be input / output; A remote control unit (25) for generating a signal for remotely controlling the VCD player (10) as an output terminal of the input / output interface (24); A start button 27 for inputting an inspection item as an input of the input / output interface 24; A CPU 21 for accessing the memory 22 and the input / output interface 24 and exchanging control data with the input / output interface 24 in accordance with the program of the memory 22; And a power supply unit (23) for supplying operating power to the series of circuit units.

At this time, the remote control unit 25 generates an infrared signal having a predetermined frequency and sends it to the receiving unit 16 side of the VCD player 10 through the transmitter unit 26 as an infrared sensor.

Each time the CPU 21 receives an input from the start button 27, the CPU 21 forms and sends out a predetermined signal for inspection at the next step through the input / output interface 24 and the remote control unit 25 .

[Example]

A preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 is a view schematically showing a VCD and its inspection apparatus.

The present invention is applied to an apparatus for checking the operating state of a VCD player 10 having a remote control receiving unit 16 through a TV receiver 1 and connects the TV receiver 1 to a VCD player 10 to be inspected In the jig box 20 according to the present invention, the start button 27 is pressed and checked one step at a time.

In practice, the inspection steps of the VCD player 10 are as follows. At least two people are required for this inspection process.

Step 1: Press the open knob 12 of the VCD player 10 to open the deck unit 11 and insert the VCD.

Step 2: If the VCD is correctly inserted, press the CLOSE knob 17 to close the deck unit 11.

Step 3: Press the play key on the remote controller (not shown) to drive the VCD

Step 4: Enter the track on the remote control. The VCD has about 15 to 18 small tracks.

Step 5: Connect the TV receiver 1 to the output terminal of the VCD player 10.

Step 6: Enter the time on the remote control and press the Play key.

Step 7: Press the M stop button 15 of the VCD player 10 once to confirm the operation.

Step 8: Press the M stop button 15 of the VCD player 10 again to confirm the return.

Step 9: Turn the jog 18 of the VCD player 10 to confirm the operation.

Step 10: Press the pause button (not shown) of the VCD player 10 to confirm the operation.

Step 11: Press the slow operation button (not shown) of the VCD player 10 to confirm the operation.

Step 12: Press the play button 13 in step 11 to confirm the return operation.

Step 13: Press the open knob 12 of the VCD player 10 to eject the VCD.

At this time, the present invention regards the steps 3, 4, 6, 7, 8, 10, 11, and 12 as a series of automatic operations possible and sequentially generates remote control signals.

2 is a block diagram showing an internal state of the inspection jig apparatus according to the present invention.

The jig apparatus 20 of the present invention has a CPU 21, a memory 22, a power supply unit 23, an input / output interface 24, a remote control unit 25 and the like inside a case, A connector (not shown) is provided.

The memory 22 stores a predetermined program for inspecting the VCD player 10.

That is, in FIG. 1, the oscillation frequency corresponding to each step is set so that a series of operation operations such as steps 3, 4, 6, 7, 8, 10, 11 and 12 can be performed, And temporarily stores it.

It is preferable to use an EEP-ROM in which the memory 22 is easy to write and read and the stored data is not erased even when the power supply is interrupted.

The input / output interface 24 processes a predetermined signal input / output.

The input / output interface 24 may be a conventionally used PIO 8255 device.

The remote control unit 25 generates a signal for remotely controlling the VCD player 10 as an output terminal of the input / output interface 24.

The remote control unit 25 is configured to output an infrared signal having a predetermined frequency as a normal remote key matrix. The infrared signal of the remote control unit 25 is sent back through the transmitter unit 26 as an infrared sensor and is received and processed in the same manner as when the normal remote controller is operated by the receiver 16 of the VCD player 10. [

The start button 27 is a means for inputting an inspection item as an input terminal of the input / output interface 24.

The start button 27 generates a predetermined signal only while it is being pressed, and returns to its own spring when the pressing is released.

The CPU 21 accesses the memory 22 and the input / output interface 24 and exchanges control data with the input / output interface 24 in accordance with the program of the memory 22. [

In the present invention, since the number of input / output units to be controlled is not so large, the CPU 21 may use a Z-80 using an 8-bit data line.

The CPU 21 forms and sends out a predetermined signal for inspection at the next step through the input / output interface 24 and the remote control unit 25 whenever there is an input from the start button 27.

The power supply unit 23 supplies operating power to a series of circuit units such as the CPU 21, the memory 22, and the input / output interface 24.

The power supply unit 23 is composed of a three-terminal constant voltage circuit and a capacitor. An AC 220 V (or 110 V) power source is input to the input terminal of the constant voltage integrated circuit and a DC constant voltage is output to the output terminal. Supply necessary DC power (5V, 12V).

It is preferable that the power supply unit 23 is provided with an emergency battery (not shown) to supply power from the emergency battery to each part of the jig device 20 when power supply is impossible due to power failure or failure .

The operation according to the present invention will be described with reference to Figs. 1 and 2. Fig.

Step 1: Opening the deck unit 11 by pressing the open knob 12 of the VCD player 10 and inserting the VCD is the same as in the past.

Step 2: When the VCD is inserted correctly, closing the deck unit 11 by pressing the CLOSE knob 17 is the same as in the past.

Step 3: Unlike the conventional case, when the start button 27 is pressed, the VCD is driven as if the play key is pressed on the remote controller (not shown).

Step 4: Unlike the conventional case, pressing the start button 27 inputs a track.

Step 5: The TV receiver 1 is connected to the output terminal of the VCD player 10, so that it is the same as the conventional one.

Step 6: Unlike the conventional case, when the start button 27 is pressed, the VCD is driven as if the play key is pressed.

Step 7: Unlike the conventional case, when the start button 27 is pressed, the M stop button 15 is operated as if it is pressed once, and at this time, the operator checks it through the TV receiver 1.

Step 8: Unlike the conventional case, when the start button 27 is pressed, the M stop button 15 is operated again, and the operator confirms the return via the TV receiver 1 at this time.

Step 9: Turning the jog 18 of the VCD player 10 confirms the operation is the same as in the past.

Step 10: Unlike the conventional case, pressing the start button 27 operates as if the pause button of the VCD player 10 is pressed.

Step 11: Unlike the conventional case, pressing the start button 27 operates as if the slow operation button of the VCD player 10 is depressed.

Step 12: Unlike the conventional case, when the start button 27 is pressed, the operation is the same as pressing the play button 13 in step 11.

Step 13: The VCD player 10 is depressed by the open knob 12 to remove the VCD.

The switching of the above-mentioned inspection steps every time the start button 27 is pressed as described above allows the CPU 21 to store the number of times the start button 27 is pressed on the memory 22, When there is an input, reads the data on the sequence number from the memory 22 and generates the corresponding signal on the remote control unit 25.

As described above, the VCD player inspection jig device of the present invention controls the transmission and reception functions of the remote controller with the microcomputer circuit in order to check and check the operation state in the mass production process of the VCD player, Thereby reducing fatigue and preventing defects.

Although the present invention has been shown and described with respect to certain preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as set forth in the following claims Those skilled in the art will readily understand the present invention.

Claims (3)

An apparatus for inspecting an operating state of a VCD player (10) having a remote control receiver (16) via a TV receiver (1), comprising: a memory (22) for storing a predetermined program for inspecting the VCD player (10) ; An input / output interface (24) for processing a predetermined signal to be input / output; A remote control unit (25) for generating a signal for remotely controlling the VCD player (10) as an output terminal of the input / output interface (24); A start button 27 for inputting an inspection item as an input of the input / output interface 24; A CPU 21 for accessing the memory 22 and the input / output interface 24 and exchanging control data with the input / output interface 24 in accordance with the program of the memory 22; And a power supply unit (23) for supplying operating power to the series of circuit units. The remote control unit according to claim 1, characterized in that the remote control unit (25) generates an infrared signal having a predetermined frequency and sends the infrared signal to the receiving unit (16) side of the VCD player (10) through a transmitting unit A VCD player inspection jig device. The system according to claim 1, wherein the CPU (21) forms a predetermined signal for inspection at the next step through the input / output interface (24) and the remote control unit (25) And sends out the VCD player inspection jig device.