JP2002361411A - Machining device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem that the equipment for carriage, inspection, etc., constituting a machining device has different shape according to the kinds of works and heat sources. SOLUTION: In the machining device 1, the equipment is unitized by each required function, all required functions for each function unit including drive, detection, etc., are given, and fitting parts to the machining device are standardized to enable the independent assembly and adjustment by the combination with a control unit 2, and accordingly, to enable the parallel assembly and adjustment of the function units. In addition, information on the works is automatically input by the effect of a communication unit 8, and the machining condition is automatically prepared based on the information on the works to shorten the period for adjusting the manufacturing period.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a processing device such as a device which mounts a heat source such as soldering of electronic components and solders components mounted on a circuit board in the device.

[0002]

2. Description of the Related Art FIG. 3 shows a conventional processing apparatus.

In FIG. 3, reference numeral 21 denotes a main unit, 22 denotes a control unit disposed inside the main unit 21, 23a denotes a heat source, 23b denotes a heat source control unit, 24 denotes a drive unit for moving the heat source 23, and 25 denotes a drive unit for moving the heat source 23. A conveyor section 29 for transporting the workpiece is a workpiece processed by the processing device.

[0004]

SUMMARY OF THE INVENTION In a conventional processing apparatus,
Depending on the processing process, it is necessary to change the heat source used, for example, laser oscillator, arc generator, etc.
The transport unit has to be changed depending on the transport mode of the workpiece, for example, conveyor transport or shuttle transport.

[0005] In addition, it is necessary to change the configuration of the processing apparatus depending on the size and weight of the workpiece.

In the equipment using such a conventional processing apparatus, the main body, the control section, the transfer section, and the moving section of the processing apparatus are individually designed with respect to the processing heat source and the transfer form and shape of the workpiece. It was necessary to design each device having necessary functions such as a unit.

[0007] In addition, devices having different functions share a common attachment portion and skeleton with each other to form a processing apparatus.

Therefore, in the case of processing apparatuses having different types of processing, even if the apparatuses have the same functions as other processing apparatuses such as transport, movement, apparatus main body, and control unit, the shapes are different for each processing apparatus, and the design, assembly, and adjustment are performed. Each method was necessary.

[0009] In addition, devices having different functions are mechanical,
Since a shared part is controllably used, when one function is eliminated or added, it is necessary to change other functional devices having the shared part and to significantly change the control device.

[0010] Further, in a device controlled and operated by a control device such as a transport unit, a moving unit and a shutter unit, operation confirmation, adjustment and inspection can be performed only in a state where it is incorporated in the main body and combined with the control unit. Yes, when manufacturing processing equipment, final assembly cannot be performed unless all necessary equipment is available, and after assembly, adjustments are sequentially made using the common control unit, so a large amount of time is required until the processing equipment is completed. In short, as a result, the period required for manufacturing the processing apparatus has been long.

In the case of an apparatus that performs processing using a heat source, a processing experiment is performed for each workpiece in order to set processing conditions for the workpiece, and optimum conditions are input to the processing apparatus after final adjustment. The necessity also shortened the production period of the processing equipment.

An object of the present invention is to provide a processing apparatus that solves the above-mentioned problems.

[0013]

In order to solve the above problems, the present invention according to claim 1 comprises a main body having a gantry,
A control unit disposed inside the main unit, and a heat source controlled by the control unit, the main unit, the control unit and the heat source are unitized, and a heat source arranged in the main unit from a plurality of heat sources having different outputs or configurations. A processing apparatus in which, when selected, a control program operated by the control unit and a part of the control unit are changed for the selected unitized heat source.

According to a second aspect of the present invention, there is provided a main body having a gantry, a controller disposed inside the main body, and a heat source controlled by the controller. Unitized, when selecting a heat source to be arranged in the main unit from a plurality of heat sources having different outputs or configurations, a part of the control program and the control unit operated by the control unit are changed for the selected heat source, the main unit and The unchanged portion of the control section is a processing device that does not change even if any of the plurality of heat sources is selected.

According to a third aspect of the present invention, there is provided a drive unit for moving a heat source, and a conveyor unit for moving a workpiece to be processed by the heat source, and the control unit controls the drive unit and the conveyor unit. Or the processing apparatus according to 2.

According to a fourth aspect of the present invention, there is provided an opening for moving a workpiece to be processed by a heat source from at least the outside of the main body to the inside thereof, and a shutter for opening and closing the opening. 3. The processing apparatus according to any one of 3.

According to a fifth aspect of the present invention, there is provided the processing apparatus according to any one of the first to fourth aspects, further comprising a sensor for inspecting a state of the workpiece to be processed by the heat source.

According to a sixth aspect of the present invention, when a plurality of processing apparatuses perform different processing on a workpiece, a control unit for controlling an operation of the processing apparatus and a communication unit are provided in each processing apparatus. The communication unit is connected to a communication unit of another processing apparatus, and information of a workpiece to be processed, a processing condition, and at least one information of a processing state are transmitted to another processing apparatus and the control unit of each processing apparatus is connected to the communication unit. 6. The processing apparatus according to claim 1, further comprising a control program for inputting information and reflecting the information in operation control.

According to a seventh aspect of the present invention, there is provided a control unit for creating optimum machining conditions by setting at least one of workpiece identification information, workpiece characteristics, and machining information. 7. The processing device according to any one of 1 to 6.

[0020]

According to the above configuration, the same main unit and control unit can be used even in the case of a processing apparatus configuration having different heat sources and functional units.

(Embodiment) An embodiment of the present invention will be described below.

In FIG. 1, reference numeral 1 denotes a main body including a gantry, 2
Is a control unit arranged inside the main body 1, 3a is a laser oscillator as a heat source generating source, 3b is a heat source control device for controlling the laser oscillator 3a, and these are collectively referred to as a heat source 3. 4 is a drive unit for moving the heat source 3, 5 is a conveyor unit for transporting the workpiece, 6 is a shutter unit for opening and closing an opening for loading or unloading the workpiece, and 7 is a state of the workpiece. A sensor 8 to be inspected, a communication unit 8 for exchanging signals between the control unit 3 and an external device, and a workpiece 9 to be processed by the processing device.

Next, the operation of this embodiment will be described.

The main unit 1 has a function to attach any of the control unit 2 and the heat source 3, the driving unit 4, the conveyor unit 5, the shutter unit 6, the sensor 7, and the communication unit 8 in which a plurality of types exist.

With the shutter 6 open, the work 9
Is transported by the conveyor unit 5 to the processing position, and after stopping,
Positioning is performed by a positioning mechanism built in the conveyor unit 5.

The heat source 3 is moved to the processing position by the drive unit 4 and heats the processed part by laser oscillation based on the information obtained by the communication unit 8 in a state where the shutter 6 is closed to ensure safety. Perform soldering.

After the soldering is completed, the soldering state is inspected by the sensor 7, the workpiece 9 is carried out of the processing apparatus with the shutter 6 opened by the conveyor unit 5, and the main processing is performed by the communication unit 8. It outputs processing information, inspection information, used workpiece information, and the like by the device to devices other than the present processing device.

The control unit 2 attaches any of the heat source 3, the conveyer unit 5, the shutter unit 6, the sensor 7, and the communication unit 8 having a plurality of types by changing a control program and a part of the control unit. It has a controllable function. The heat source 4, the conveyor unit 5, the shutter unit 6, the sensor 7, and the communication unit 8, in which a plurality of types exist, are provided with respective functions except for control and detectors necessary for operation control by the control unit. It is possible to assemble by itself, and by connecting to the control unit 2 or an adjustment control device having a control function necessary for controlling a specific unit, which has a limited equivalent function, the unit operates alone. , Adjustment and inspection are possible.

A unit having this function is called a functional unit.

FIG. 2 shows an embodiment of the functional unit.

FIG. 2 shows a conveyor unit having a transport function, in which a transport belt 38 is circulated by a drive motor 32 attached to a main body 31 to transport a conveyed object.

The transferred object is stopped and fixed at a correct position by the positioning device 33.

The arrival and detection of the transported object are performed by the sensor 34.

Reference numeral 36 denotes a handle for adjusting the width of the conveyor according to the width of the object to be conveyed.

Reference numeral 35 denotes a connector for driving the sensor 34, the conveyor drive motor 32, and the positioning device 33 by connecting to the controller.

Reference numeral 37 denotes an attachment portion having a common dimension for attaching the conveyor to the processing device.

As shown in FIG. 3, the functional unit is provided with all the driving equipment and detecting equipment necessary for exerting its functions, and can operate independently by connecting to the control unit. The mounting part to the has been standardized,
Features that can guarantee reproducibility in installation and removal.

The method of assembling the functional units thus configured to form a processing device is called a build block method.

As described above, according to the present embodiment, by changing the heat source of the processing apparatus, the same main unit, control unit, heat source, transport unit, moving unit, shutter unit, sensor,
The communication units can be combined only by a partial change, and processing apparatuses that perform different processing can be configured by the same main body.

Further, the functional unit can be assembled independently, and by preparing a control device having a limited function for adjustment, even if the processing device main body and the control unit are not provided, the functional unit alone can be used. Operation check, adjustment, and inspection are possible, and a single functional unit can be completed.

If the information obtained from the communication unit 8 is, for example, shape data including the soldering position of the component and data indicating the arrangement of the component, the soldering position is specified based on the two pieces of information. Program can be created automatically.

Further, by giving a manual editing function to the automatically created program to the control section after the automatic creation, a fine adjustment can be made, and a program having a high degree of freedom can be created. A completed program can be easily constructed, and the operation of the processing apparatus can be realized at an early stage.

When the information obtained from the communication unit 8 is information having a correlation with the temperature profile of the workpiece,
By providing the control unit with a function of automatically selecting the heating output, heating time, and heating range of the heat source 3 properly, the processing conditions can be automatically set.

In this embodiment, an example in which a laser is used as a heat source has been described, but the same effect can be expected even when another heat source, for example, a semiconductor laser or another heat source is used.

Although the communication section 8 has been described as being independent of the control section 2 in terms of its function, it may be included inside the control section 2.

[0046]

As is apparent from the above description, according to the present invention, when a heat source to be arranged in the main body is selected from a plurality of heat sources having different outputs or configurations using a common main body and a control unit, By changing the control program operated by the unit and part of the control unit for the selected heat source, different processing apparatuses can be configured.

The apparatus further includes the main body, a controller disposed inside the main body, and a heat source controlled by the controller.
The main unit, the control unit, and the heat source are each unitized, and when selecting a heat source to be arranged in the main unit from a plurality of heat sources having different outputs or configurations, the control program operated by the control unit and a part of the control unit are selected. Even when the heat source is changed, the processing apparatus can be configured without changing the non-changed portion of the main body and the control unit even if any of the plurality of heat sources is selected.

Even if a drive unit, a conveyor unit, a shutter unit, a sensor, and a communication unit are installed and removed as necessary, a part of the control unit and the control unit are integrated. The processing apparatus can be configured without changing the main body by changing the program.

By converting the equipment constituting the processing apparatus into a functional unit, the operation can be confirmed by a single functional unit using the functional unit and the control unit, or the functional unit and the limited control device for adjustment. Thereby, assembling, adjustment, and inspection can be performed for each functional unit, and the functional unit can be completed independently of the production of other functional units or the control unit or the main body, thereby shortening the production period of the entire apparatus. And it can be easily added to the processing equipment as a single function unit,
Repairs and additional functions can be easily performed by replacing functional units in repairing completed processing equipment.

By obtaining the workpiece information by the communication unit, it is not necessary to input the information directly to the control unit every time the workpiece changes, and even when different workpieces are sequentially transported, the information is automatically obtained. Can be processed.

When the information obtained from the communication unit is information having a correlation with the temperature profile of the workpiece, the control unit has a function of automatically selecting the heating output, the heating time, and the heating range of the heat source properly. , Processing conditions can be automatically set.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an external view of an embodiment of the present invention.

FIG. 2 is a perspective view showing an example of a functional unit according to one embodiment of the present invention.

FIG. 3 is a partially transparent perspective view showing an example of a conventional processing apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body part 2 Control part 3 Heat source 4 Moving device 5 Conveyor part 6 Shutter part 7 Sensor 8 Communication part 9 Workpiece

Continued on the front page (72) Inventor Masayoshi Ueda 1006 Kazuma Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. Person Hiroyuki Kuriaki 1006 Kazuma Kadoma, Kadoma City, Osaka Prefecture (72) Inventor Takashi Shimizu 1006 Kadoma Kadoma, Kadoma City, Osaka Prefecture F-term in Matsushita Electric Industrial Co., Ltd. 4E068 AA00 CB01 CC00

Claims (7)

[Claims] 1. A main body having a gantry, a control unit disposed inside the main body, and a heat source controlled by the control unit, wherein the main body, the control unit, and the heat source are unitized and output or configured. A processing apparatus wherein, when a heat source to be arranged in the main body is selected from a plurality of different heat sources, a control program operated by the control unit and a part of the control unit are changed to the selected unitized heat source. 2. A main body having a gantry, a control unit disposed inside the main body, and a heat source controlled by the control unit. The main body, the control unit, and the heat source are unitized, and the output or configuration is When a heat source to be arranged in the main body is selected from a plurality of different heat sources, the control program operated by the control unit and a part of the control unit are changed for the selected heat source, and the non-changed parts of the main body and the control unit are changed. Is a processing apparatus which does not change even if any of the plurality of heat sources is selected. 3. The processing apparatus according to claim 1, further comprising a drive unit for moving the heat source and a conveyor unit for moving a workpiece to be processed by the heat source, wherein the drive unit and the conveyor unit are controlled by a control unit. 4. The apparatus according to claim 1, further comprising an opening for moving a workpiece to be processed by a heat source from at least the outside of the main body to the inside thereof, and a shutter for opening and closing the opening. Processing equipment. 5. The processing apparatus according to claim 1, further comprising a sensor for inspecting a state of a workpiece to be processed by a heat source. 6. When a plurality of processing apparatuses perform different processing on a workpiece, a control unit for controlling an operation of the processing apparatus and a communication unit are provided in each processing apparatus, and the communication unit is used for another processing. Connects to the communication unit of the device, transmits at least one piece of information on the workpiece information, the processing conditions, and the processing state of the processing device to another processing device, and inputs the information to the control unit of each processing device to control the operation. The processing apparatus according to any one of claims 1 to 5, further comprising a control program to be reflected on the processing program. 7. A control device according to claim 1, further comprising a control unit for creating optimum machining conditions by setting at least one of workpiece identification information, workpiece characteristics, and machining information. The processing device as described.