KR19990005409A - Defective set automatic management device of home appliance - Google Patents

Abstract

The present invention is designed to refer to the repair process of the device by directly determining whether the device is defective on the basis of the data obtained from the adjustment operation of the device and recording the test result information in the reserved area of the memory built into the device The present invention relates to a device for automatically managing a defective set of home appliances, and includes a mechanical operation of coupling the jig (Z) and the device (M) according to the control of the worker terminal (10) and the jig (Z). In the process automation system is provided with a control device (20, K) for executing; The operator terminal 10 has a monitor for outputting the inspection result of the key input unit 11 and the device M and the operation state of the system for inputting various system control commands including input of adjustment data and driving of the conveyor system through an image screen ( 12) and a central controller 14 for controlling overall system operation according to an operator input command input through the key input unit 11, a processor E in the device M, and the control apparatus 20, K. And an input / output interface circuit 13 for communication with the control unit, and the central controller 14 connects the connection terminal U and the jig Z of the device M through the control device 20. In this state, the state of the device is checked by communication with the processor E of the device M, and the result of the check is recorded in the contracted memory Q area of the device M.

Description

Defective set automatic management device of home appliance

The present invention relates to a system for managing a failure set of a home appliance having a built-in memory, and in particular, to directly determine whether a device is defective based on data obtained from a device adjustment operation, and to determine the test result information of the memory built into the device. The present invention relates to a device for automatically managing a defective set of home appliances designed to be referred to a repair process of a device by recording in an area.

Recently, in the home appliance production industry, the trend of factory automation is spreading day by day. In the case of some production lines in which mechanical simple tasks are repeatedly performed, the command of the central control unit is already substituted for the expensive workers. It is easy to feel that automation devices that perform a set of tasks are gradually expanding.

On the other hand, Figure 1 shows a television receiver production line as a representative example of a home appliance production equipment equipped with an automated production line.

As shown in FIG. 1, when the TV receiver set M, which has been completed in the middle assembly process, is moved along the conveyor belt V in the direction of ① while being placed on the pallet-shaped pallet P, (A) The worker who is waiting at the position to perform the preparation work such as initial data input for the adjustment and inspection process.

After the preparation work at (A) position is completed, the set will be delivered to (B) process where adjustment and inspection work are carried out by conveyor belt (V). The set identified as a product is handed over to (D), and the final assembly process and the packaging work are executed, thereby completing a series of production processes in which one finished product is shipped.

On the other hand, between step (b) and step (c), the sorting operation for the set determined as a result of the adjustment and inspection work is executed, and in the process, the set of the defective determination is separately selected and proceeds in the direction of ②. The repair work is performed by being sent to the belt (C) process by the belt V. In the conventional production line, a sticker on which a bar code has been recorded is attached to a defective set. Since the recording paper with the defective contents was attached to the product, the conveyance speed of the set handed over to the next process is not only slowed down, but also the worker who is in the repair process when the marker such as the sticker or the recording paper that indicates the defective product falls off during the conveyance of the set. Will not be able to verify the contents of the product, making it difficult to properly repair it, There is a possibility of occurrence.

The present invention has been made in view of the above-described circumstances, and directly determines whether a device is defective or not based on data obtained by adjusting a device of a home appliance having a built-in memory, and stores the test result information in the device. It is an object of the present invention to provide a device for automatically managing a defective set of home appliances, which is designed for reference in a repair process of a device by recording in a contracted area.

1 is a view for explaining the manufacturing process of the television receiver production line.

Figure 2 is a schematic diagram showing the configuration of the automatic failure set management apparatus according to an embodiment of the present invention.

Explanation of symbols for main parts of the drawings

10: operator terminal 11: key input unit

12 monitor 13 input / output interface circuit

14: central control unit 20: controller

E: microprocessor F: chained roller

G: Power outlet H: Pneumatic hose

K: Actuator L: Lift

M: TV set P: Pallet

R: Rail S: Stopper

T: Socket U: Connector

Z: Measurement Jig

The apparatus for automatically managing a defective set of household appliances according to the present invention for realizing the above object is capable of monitoring the progress of various processes as well as controlling the adjustment / inspection of the apparatus M and the transfer between working processes. The jig (Z) for data communication between the terminal (10), the device (M) and the worker terminal 10, and the jig (Z) and the device (M) in accordance with the control of the worker terminal 10 A process automation system comprising a control device (20, K) for performing a mechanical operation; The operator terminal 10 has a monitor for outputting the inspection result of the key input unit 11 and the device M and the operation state of the system for inputting various system control commands including input of adjustment data and driving of the conveyor system through an image screen ( 12) and a central controller 14 for controlling overall system operation according to an operator input command input through the key input unit 11, a processor E in the device M, and the control apparatus 20, K. And an input / output interface circuit 13 for communication with the control unit, and the central controller 14 connects the connection terminal U and the jig Z of the device M through the control device 20. In this state, the state of the device is checked by communication with the processor E of the device M, and the result of the check is recorded in the contracted memory Q area of the device M.

That is, according to the present invention having the above-described configuration, it is not necessary to attach a separate mark indicating that the surface of the product itself is in a bad state, and it is possible to solve the inconvenience that the worker on the repair process line should check the mark on which the defect is written. Will be.

Hereinafter, with reference to the accompanying drawings will be described an embodiment according to the present invention.

FIG. 2 is a configuration diagram schematically showing a configuration of an automatic failure set management apparatus according to an embodiment of the present invention. The configuration of the conveyor system shown in FIG. 2 is a cross-sectional view of the a-b direction shown in FIG.

In FIG. 2, reference numeral F denotes a roller of a chain structure running at a constant speed along the rail R, and reference numeral P denotes a set along the process line as the roller F progresses with the set M mounted. The pallet to be transported, T, is a socket formed on the pallet P to electrically connect the set M side connector U and the measurement jig Z on the inspection apparatus 10 side to be described later. .

On the other hand, the reference numeral S is a stopper for raising the vertical direction by the actuator K1 to be described later in accordance with a predetermined drive signal to stop the pallet P, which is moved along the conveyor belt V, at a predetermined position. K is an actuator for vertically driving the stopper S vertically according to a predetermined driving signal applied from the controller 20 to be described later by using compressed air introduced through the pneumatic hose H. , L repairs the pallet P on which the bad determination set is placed by lifting the pallet P in the vertical direction and rotating the roller N provided on the top plate according to a predetermined control signal from the controller 20. It is a lift that moves in the direction of ② where work is in progress.

In addition, reference numeral 10 denotes an operator terminal capable of controlling and monitoring all operations in the product production process, such as adjustment / inspection for the set M and transportation of the pallet P through the conveyor system. ) Is a monitor (12) for outputting the inspection results of the key input unit 11 and the set (M) and the operation status of the system through the image screen for input of the control system, including the adjustment data input and the operation of the conveyor system, and the Input / output interface circuits for communication with the central controller 14 for controlling the overall system operation in accordance with the operator input command input through the key input unit 11, the processor E and the controller 20 in the set M ( 13).

On the other hand, reference numeral 20 is a controller for controlling the driving of the actuator (K) and the conveyor system according to the control commands (P30, P40) applied from the central control unit 14 of the operator terminal (10).

Next, the operation of the device having the above configuration will be described.

When the pallet P on which the set M is loaded reaches the operator's position, the controller 20 outputs a predetermined control signal to the actuator K side via the P1 and P2 terminals, and as a result, shown in FIG. As the stopper S rises vertically by the actuator K to support the recessed groove portion of the pallet, the pallet P carried on the conveyor belt V is a stopper composed of a circular rubber packing. It stops by catching the stop J of (S), and it will be in the state which slides on roller F. As shown in FIG.

When the operator inputs an adjustment / inspection execution command of the set through the key input unit 11 of the terminal 10 while the pallet P is stopped at the prescribed position, the central control unit 14 input / output interface circuit 13 The controller 20 outputs a predetermined control command to the controller 20 through the P30 and P40 terminals of the control panel. Accordingly, the controller 20 drives the second actuator K2 to control the measurement jig Z of the pallet P. It is connected to the socket (T).

When the operator selects a predetermined function key (not shown) of the key input unit 11 while the communication line is formed between the set M and the operator terminal 10 to be adjusted / inspected by the above process, the operator terminal The central controller 14 of (10) reads the specific address data of the nonvolatile data memory Q connected to the set M side microprocessor E, and compares the read information with the contracted reference data. First, whether the defect is determined is determined, the central controller 14 outputs the result of the defect determination through the video screen of the monitor 12 to guide the current progress to the worker, and is determined according to the operator input command. After performing level adjustment such as deflection data and white balance adjustment for the set only, the adjustment / inspection process is completed by recording the final adjusted value in the set (M) side data memory (Q). Will be done. When the adjustment / inspection process by the above process is completed, the central controller 14 separates the measurement jig Z from the socket T by controlling the actuators K1 and K2 through the controller 20. By lowering the stopper S and releasing the stop J supported on the pallet P, the pallet P is transferred to the assembly / packing process.

On the other hand, when the determined area of the set M side data memory Q is inspected in the adjustment / inspection step, when it is determined that it is a defective set, the central controller 14 sets the set M side microprocessor E. By diagnosing a component in which an abnormality occurs through communication with the data, and recording the diagnosis result in the data memory Q, the measurement jig Z is set without the operator of the repair process (c) rechecking the cause of the defect. Simply plug in (M) and leave the test data in the set (M) for easy viewing on a monitor.

When the diagnosis result recording step is completed, the central controller 14 drives the second actuator K2 through the controller 20 to separate the measurement jig Z from the socket T, and the actuator. The drive L is controlled to raise the lift L in the vertical direction. As a result, the pallet P on which the defective set is loaded rotates clockwise from the upper plate of the lift L. By being transported in the ② direction by), it is automatically delivered to the (C) process where the repair work proceeds.

On the other hand, the worker of the repair process (c) performs the repair work using a terminal having the same structure as the terminal operated by the operator of the adjustment / inspection process. Simply attach the measuring jig to the monitor so you can check the diagnosis at a glance.

That is, according to the above embodiment, by directly determining whether the device is defective on the basis of the data obtained in the adjustment operation of the device and recording the test result information in the reserved area of the memory built into the device, the transfer of the device by process In addition to reducing the time, it is possible to realize the automatic management of the defective set of the home appliance, which is designed to refer to the record contents in the repair process.

Meanwhile, the present invention is not limited to the above embodiments and can be variously modified within the scope not departing from the technical gist of the present invention.

As described above, according to the present invention, it is not necessary to attach a separate mark indicating that the surface of the product itself is in a bad state, and it can solve the inconvenience that each worker must check in the work process, as well as the device. In addition to reducing the transfer time of each process, it is possible to provide diagnostic information of the defective set to refer to the record in the repair process.

Claims (4)

The operator terminal 10 and the data between the device M and the worker terminal 10, which control the adjustment / inspection of the device M and control the transfer between the work processes, and monitor the progress of various processes. Process automation system equipped with a jig (Z) for communication, and a control device (20, K) for performing a mechanical operation for coupling the jig (Z) and the device (M) in accordance with the control of the operator terminal (10). To; The operator terminal 10 has a monitor for outputting the inspection result of the key input unit 11 and the device M and the operation state of the system for inputting various system control commands including input of adjustment data and driving of the conveyor system through an image screen ( 12) and a central controller 14 for controlling overall system operation according to an operator input command input through the key input unit 11, a processor E in the device M, and the control apparatus 20, K. And an input / output interface circuit 13 for communication with the control unit, and the central controller 14 connects the connection terminal U and the jig Z of the device M through the control device 20. Characterized in that the state of the device is checked by communication with the processor (E) of the device (M) and the result of the check is recorded in the contracted memory (Q) area of the device (M). Defective set automatic management device. The method of claim 1; The control device (20, K) is an actuator (K2) for vertically driving the jig (Z) by using the compressed air flowing through the pneumatic hose (H) in accordance with a predetermined drive signal and the worker terminal ( And a controller (20) for controlling the driving of the actuator (K2) according to the control commands (P30, P40) applied from the central control unit (14). The method of claim 1 or 2; The central control unit 14 is configured to execute the examination of the device M on the basis of whether data prescribed in the contracted memory area is recorded through communication with the processor E of the device M side. Automatic management of defective sets of home appliances. The method of claim 3; The central controller 14 controls the control devices 20 and K so that the device M is automatically transferred directly to the repair process C without passing through other processes with respect to the device M that is determined to be defective. Defective set automatic management device of a home appliance.