JP4805085B2 - Lighting control device and surface mounter - Google Patents

Description

  The present invention relates to an illumination control device that controls an illumination device attached to an imaging means such as an industrial surveillance camera, and a surface mounter including such an illumination control device.

  Generally, in a surface mounter that mounts electronic components on a substrate, an imaging means such as a camera for recognizing the suction state of the electronic component sucked by the suction nozzle or a camera for recognizing a mark attached to the substrate And an image processing device for recognizing an image signal transmitted by such an image pickup means.

  Conventional industrial surveillance cameras have not been able to control an illuminating device for imaging in the past. Therefore, when taking an image with such an industrial surveillance camera, a separate illuminating device is used. The control device is provided, and the lighting device is controlled by selecting a lighting device from the control device, issuing a trigger signal for turning on the lighting device, and controlling the lighting time.

  However, in the above-described technology for the illumination device of the industrial surveillance camera, it is necessary to provide a separate control device for the control of the surveillance camera and the control for the illumination device, and to perform signal wiring from the image processing device, respectively. was there. As a result, there is a problem that the system for the surveillance camera and the lighting device becomes expensive. In addition, since the imaging means and the illumination device are controlled separately, there is a problem that the control of the image processing apparatus becomes complicated.

  The present invention has been made in view of the above problems, and controls the lighting device such as selecting a lighting device, issuing a trigger signal for lighting the lighting device, and controlling the lighting time, and a monitoring camera. The illumination control device capable of simplifying the configuration and control of the system and reducing the cost for controlling the illumination device by performing the control of the image pickup means with one control device, and such an illumination control device It is an object to provide a surface mounting machine equipped with the above.

  The lighting control device described in the present application does not correspond to any of the above-described prior art of the lighting control device, and as far as the applicant knows, there is no known example similar to the application of the present application. No prior art document information should be held.

An illumination control device according to the present invention for solving the above-described problems is an illumination control device provided between an image pickup unit provided with a lighting device and an image processing device, and is applied to an image transmitted by the image pickup unit. An imaging signal line that relays the imaging signal path for transmitting the imaging signal to the image processing apparatus, and a control signal line that relays the control signal path for transmitting the imaging control signal for controlling the imaging means transmitted by the image processing apparatus to the imaging means An illumination drive circuit for driving at least one illumination device provided in the imaging means, an arithmetic circuit for transmitting an illumination control signal for driving and controlling the illumination drive circuit to the illumination drive circuit , the imaging means and image processing and a serial communication circuit that relays serial communication channel for transmitting the serial communication signals to each other with the device, the operation circuit, irradiation according to the setting of illumination conditions of the image pickup means A condition setting signal which receives from the image processing apparatus through the serial communication line and the serial communication circuit, the image pickup control signal received from the image processing apparatus through the control signal line, and these illumination condition setting signal by performing the operation based on the image pickup control signal to generate the lighting control signal it is characterized by the illumination control signal is intended to be transmitted to the illumination drive circuit.

According to the present invention, since the illumination control device includes the imaging signal line that relays the imaging signal related to the image and the control signal line that relays the imaging control signal related to the control of the imaging means, the imaging signal is captured. The image pickup means can be controlled while transmitting from the means to the image processing apparatus. The illumination control device includes an illumination drive circuit that drives the illumination device, and an arithmetic circuit that transmits an illumination control signal to the illumination drive circuit. The arithmetic circuit is based on an imaging control signal from the image processing device. Since the calculation is executed, the illumination control signal is generated and transmitted to the illumination drive circuit, the illumination device can also be controlled. Therefore, one illumination control device controls the illumination device, such as selecting the illumination device, issuing a trigger signal for lighting the illumination device, and controlling the illumination time, and controlling the imaging means such as a monitoring camera. This makes it possible to simplify the configuration and control of the system and reduce the cost for controlling the lighting device.
In addition, since the illumination control apparatus includes a serial communication circuit that relays between the imaging unit and the image processing apparatus, the setting of the imaging unit can be changed from the illumination control apparatus via the serial communication circuit. It is possible to control a wider variety of imaging means. In addition, since the arithmetic circuit performs an operation based on the illumination condition setting signal via the serial communication circuit and the control signal via the control signal line to generate the illumination control signal, the setting of the changed imaging means It is possible to control various lighting devices such as selecting a lighting device based on the above and changing the lighting time.

  In addition, the illumination control device includes an illumination control device-side composite communication terminal that can be attached to and detached from the composite communication terminal corresponding to the image pickup device-side composite communication terminal provided in the image pickup device. It is preferable that the imaging signal, the imaging control signal, and the serial communication signal are exchanged with the imaging means via the terminal and the illumination control device side composite communication terminal.

  In this way, by detaching the imaging means side composite communication terminal and the illumination control apparatus side composite communication terminal, the imaging means and the illumination control apparatus can be detachably connected to exchange respective signals. Therefore, a signal line between the imaging unit and the illumination control device is not necessary, and handling of the imaging unit and the illumination control device is facilitated.

  In addition, the illumination control device is configured such that the image pickup signal, the image pickup control signal, and the serial communication signal are imaged via an image processing device-side composite communication cable that is detachably attached to the image processing device. It is preferably provided with a lighting control device-side composite communication terminal that can be exchanged with the processing device and to which the image processing device-side composite communication cable can be attached and detached.

  In this way, since the respective signals are exchanged via the image processing apparatus side composite communication cable and the illumination control apparatus side composite communication terminal, the wiring over the signal line between the illumination control apparatus and the image processing apparatus And its handling becomes easier.

  The image pickup signal includes an image signal of an image picked up by the image pickup means and a clock signal adopted by the image pickup means, and the image pickup signal line transmits an image signal line for transmitting the image signal and a clock signal. It is preferable that a clock signal line is provided.

  According to this configuration, since the imaging signal line includes the clock signal line for transmitting the clock signal, a digital image signal can be exchanged between the imaging unit and the image processing apparatus as the image signal. Become.

  The serial communication signal preferably includes report information for reporting the state of the imaging means and setting command information for changing the setting of the imaging means.

  In this way, when selecting and imaging the imaging unit and the illumination device, the report information on the state of the selected imaging unit is obtained, and the selected illumination unit is controlled or the selected imaging unit Various control of the imaging means and the illumination device is possible, such as changing the setting.

  Further, a surface mounting machine according to the present invention for solving the above-described problems is to suck an electronic component from a component supply unit by the suction nozzle of a movable mounting head provided with a suction nozzle and to suck the suction component to the suction nozzle. A surface mounting machine that mounts the electronic component on a substrate after the image recognition means recognizes the suction state of the electronic component that has been picked up, the imaging means provided in the image recognition means, and the imaging means An image processing apparatus that performs image processing of the image and an illumination control apparatus according to the present invention described above are provided.

  According to the surface mounter of the present invention, since the image recognition means of the surface mounter includes the above-described imaging control device according to the present invention, a lighting device is selected or a trigger signal for lighting the lighting device is issued. The system configuration and control can be simplified by performing the control of the illumination device such as controlling the illumination time and the image pickup means such as the surveillance camera with one illumination control device. It becomes possible to reduce the cost for the control.

  As described above, according to the illumination control device of the present invention and the surface mounter, the control of the illumination device and the imaging means such as a monitoring camera are performed by a single illumination control device. The configuration and control can be simplified, and the cost for controlling the lighting device can be reduced.

  Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is a plan view showing a configuration of a surface mounter 1 including an illumination control device 30 (FIGS. 3 and 4) according to an embodiment of the present invention, and FIG. 2 is a mounting head of the surface mounter 1. 7 is a side view showing a configuration around 7. FIG.

  As shown in FIGS. 1 and 2, a surface mounter 1 according to an embodiment of the present invention is an apparatus for mounting electronic components on a substrate 2, and is disposed on a base 3 to convey the substrate 2. A substrate conveying means 4 that is arranged, a component supply section 5 that is arranged on both sides of the substrate conveying means 4 and that supplies a plurality of electronic components, and a suction nozzle that can adsorb the electronic components from the component supply section 5. An image for recognizing the suction state of the head unit 7 that carries the mounting head 6 and that can move between the component supply unit 5 and the substrate 2 and the electronic component that is sucked by the suction nozzle of the mounting head 6 Recognizing means 8 (FIG. 3) is provided.

  The substrate transport means 4 has a pair of conveyors 4a and 4a for transporting the substrate 2 from the right side to the left side of FIG. 1 on the base 3, and the substrate 2 carried by the conveyors 4a and 4a is a predetermined one. Is temporarily stopped at the mounting work position (the position of the board 2 shown in the figure), and the electronic component is mounted on the board 2 here.

  The component supply unit 5 includes a number of tape feeders 5 a arranged on both sides of the board conveying means 4. Although not shown in detail, the tape feeder 5a has reels around which tapes each holding and holding small chip electronic components such as ICs, transistors, capacitors, etc. are wound at predetermined intervals. The electronic component is intermittently delivered from the reel.

  The mounting head 6 sucks and holds the electronic components that are intermittently drawn from the reel of the component supply unit 5 by a suction nozzle, and is connected to a negative pressure generator (not shown) so as to be attached to the tip of the nozzle. A negative pressure state is generated, and the electronic component can be detachably sucked and held by this negative pressure suction force.

  The suction nozzles can be moved up and down (moved in the Z-axis direction) with respect to the head unit 7 by a nozzle lifting / lowering driving means (not shown), and rotated around the nozzle center axis by a nozzle rotating driving means (not shown). Rotation around the R axis).

  Here, the nozzle raising / lowering drive means moves the suction nozzle up and down between a lowered position when suctioning or mounting and an elevated position when carrying or imaging, and the nozzle rotation driving means is a suction nozzle Is rotated as necessary to adjust the attitude of the electronic component. These nozzle lifting and lowering driving means and nozzle rotation driving means are each constituted by a servo motor and a predetermined power transmission mechanism.

  In the present embodiment, the head unit 7 is mounted with six mounting heads 6 arranged in a line at equal intervals in the X-axis direction (the transport direction of the substrate transport means 4). The plurality of electronic components sucked in 6 are transported between the component supply unit 5 and the substrate 2, and the electronic components are mounted on the substrate 2 one by one. Therefore, the head unit 7 is movable in the X-axis direction and the Y-axis direction (direction orthogonal to the X-axis direction) over a predetermined range of the base 3.

  That is, the head unit 7 is supported so as to be movable along the X axis with respect to the mounting head support member 7a extending in the X axis direction. Further, both ends of the mounting head support member 7 a are supported by a fixed rail 9 in the Y-axis direction, and are movable along the fixed rail 9 in the Y-axis direction. The head unit 7 is driven by the X-axis servomotor 11 in the X-axis direction via the ball screw 12, and the mounting head support member 7 a is driven by the Y-axis servomotor 13 via the ball screw 14 in the Y-axis direction. Driven to.

  In the present embodiment, the image recognition unit 8 (FIG. 3) includes a single substrate recognition camera 15 (FIGS. 1 and 3) provided in the head unit 7 and the substrate 2 as the plurality of imaging units 15 and 16. Two component recognition cameras 16 (FIGS. 1 and 3) provided between each component supply unit 5 are provided. The image recognizing means 8 includes an image processing device 23 (FIG. 3) for processing the images picked up by the image pickup means 15 and 16, and an illumination control device 30 (FIG. 3) according to the present invention. Yes.

  The substrate recognition camera 15 is a camera for recognizing the position of the substrate 2 by recognizing the fiducial marks 2a and 2b) provided on the substrate 2, and the head unit 7 with the imaging direction facing downward. It is assembled to. When the substrate 2 is carried into the mounting work position, the fiducial marks 2a and 2b are image-recognized based on the image picked up by the substrate recognition camera 15, and the relative positional relationship of the substrate 2 with respect to the apparatus main body can be examined. ing.

  On the other hand, the component recognition camera 16 is a camera for recognizing an image of the suction state of the electronic component by the suction nozzle, and is fixed on the base 1 with the imaging direction facing upward. When an electronic component is sucked by the suction nozzle in each component supply unit 5, the electronic component is taken from below the suction nozzle while being transferred from each component supply unit 5 to the substrate 2 based on the image captured by the component recognition camera 16. The image is recognized, and the suction state of the electronic component with respect to the suction nozzle can be checked. In addition, this component recognition camera 16 is provided in the location near the component supply part 5 of both sides.

  The board recognition camera 15 and the component recognition camera 16 are integrally provided with an illumination device that illuminates an imaging target (the illumination device 30 and the illumination control device 30 that controls the illumination device 15 and 16). Will be described later).

  Next, the control device 20 of the surface mounter 1 will be described with reference to FIGS. FIG. 3 is a block diagram illustrating a schematic configuration of the control device 20 of the surface mounter 1.

  As shown in FIG. 3, the control device 20 of the surface mounter 1 includes a main control device 21, an axis control device 22, and an image processing device 23 as functional configurations.

  The main control device 21 controls the operation of the mounting machine in a centralized manner. The main control device 21 is a well-known CPU for executing logical operations, a ROM for storing various programs for controlling the CPU, and various data during operation of the device. It is comprised from RAM etc. which memorize | store temporarily.

  The main control device 21 drives and controls each servo motor 24 via the axis control device 22 so as to operate the head unit 7 and the like according to a program stored in advance in a storage unit (not shown). Each servo motor 24 is provided with an encoder 25, whereby the movement position of each part is detected.

  The main control device 21 drives and controls the board recognition camera 15, the component recognition camera 16, and the illumination device 40 of each camera via the image processing device 23 and the illumination control device 30 according to the present invention. It is configured.

  Here, FIG. 4 is a block diagram showing a detailed configuration of the illumination control device 30 according to the embodiment of the present invention. Of the imaging means 15 and 16, the illumination device 40 of the board recognition camera 15 and the illumination control device. 30. In addition, since the structure is the same about the illuminating device of the components recognition camera 16, and the illumination control apparatus 30, a block diagram and description are abbreviate | omitted.

  As shown in FIG. 4, the illumination control device 30 according to the embodiment of the present invention includes an imaging unit 15 (substrate recognition camera 15) and an image to which an illumination device 40 including illumination lights 40a, 40b, and 40c is attached. It is a control device for relay provided between the processing device 23. The illumination control device 30 includes an imaging signal line 31 that transmits an imaging signal related to an image, a control signal line 32 that transmits an imaging control signal related to control of the imaging means 15, and a serial communication circuit 33 that transmits a serial communication signal. And an illumination drive circuit 34 that drives the illumination device 40 and an arithmetic circuit 35 that transmits an illumination control signal to the illumination drive circuit 34.

  The imaging signal line 31 is provided between the imaging unit 15 and the image processing device 23 and relays an imaging signal path 36 for transmitting an imaging signal relating to an image transmitted by the imaging unit 15 to the image processing device 23. is there.

  Here, the imaging signal relayed by the imaging signal line 31 includes a digital image signal of an image captured by the imaging unit 15 and a clock signal adopted by the imaging unit 15, and the imaging signal line 31 is an image signal. The image signal line 31a for relaying the image signal path 36a for transmitting the clock signal and the clock signal line 31b for relaying the clock signal path 36b for transmitting the clock signal are provided.

  The control signal line 32 is provided between the imaging unit 15 and the image processing device 23, and transmits an imaging control signal for controlling the imaging unit 15, such as a trigger signal transmitted from the image processing device 23, to the imaging unit 15. The control signal path 37 is relayed.

  The serial communication circuit 33 is provided between the imaging unit 15 and the image processing device 23 and relays a serial communication path 38 that transmits serial communication signals between the imaging unit 15 and the image processing device 23.

  The serial communication signal includes report information for reporting the state of the imaging unit 15, setting command information for changing the setting of the imaging unit 15, setting command information for selecting the lighting lamps 40a, 40b, and 40c, lighting time, and the like. It is out.

  The illumination drive circuit 34 drives the three illumination lamps 40a, 40b, and 40c provided in the image pickup means 15 via the power supply cords 41a, 41b, and 41c, respectively, and drives the illumination device 40. Is configured to be supplied from the power supply device 26 of the control device 20 through the power line 26a.

  The arithmetic circuit 35 is a circuit that transmits an illumination control signal for driving and controlling the illumination drive circuit 34 to the illumination drive circuit 34.

  The arithmetic circuit 35 receives an illumination condition setting signal for setting the illumination condition of the imaging means 15 via the serial communication path 38 and the serial communication circuit 33, and also receives an imaging control signal for the imaging operation of the imaging means 15. Received from the image processing device 23 through the control signal path 37, the control signal line 32, and the communication path 35a. Then, calculation is performed based on the illumination condition setting signal and the imaging control signal to generate an illumination control signal, and the illumination control signal is transmitted to the illumination drive circuit 34 via the communication path 35b.

  Here, the illumination control device 30 includes an illumination control device-side composite communication terminal 30a that can be attached to and detached from the composite communication terminal 15a in correspondence with the image pickup device-side composite communication terminal 15a provided in the image pickup device 15. An imaging signal, an imaging control signal, and a serial communication signal are exchanged between the imaging means 15 and the illumination control device 30 via the imaging means side composite communication terminal 15a and the illumination control device side composite communication terminal 30a. It is configured.

  The illumination control device 30 also includes an illumination control device-side composite communication terminal 30b that is detachably connected to the image processing device-side composite communication cable 23a provided in the image processing device 23. Between the image processing device 23 and the image processing device 23, the image pickup signal, the image pickup control signal, and the serial communication signal are transmitted through the illumination control device side composite communication terminal 30b and the image processing device side composite communication cable 23a. It is comprised so that it may be exchanged between 23.

  Here, FIG. 5 is a conceptual diagram showing an interface of the camera link standard adopted by the illumination control device 30, and represents a connection between the illumination control device side composite communication terminal 30b and the image processing device side composite communication cable 23a. ing. Table 1 is a table showing signals for each of the pins P1 to P26 of the camera link standard interface.

  As shown in FIG. 5 and Table 1, in this embodiment, the interface between the illumination control device side composite communication terminal 30b and the image processing device side composite communication cable 23a is a camera that is widely used in general surveillance cameras. The configuration conforms to the link standard. Note that this camera link standard interface is omitted in FIG. 4, but also includes a power line 39 (FIG. 5) for the power supply of each device.

  Since the same camera link standard is adopted for the interface between the imaging means side composite communication terminal 15a and the illumination control device side composite communication terminal 30a, illustration and description thereof will be omitted.

  Next, with reference to FIG. 6, the operation of the illumination control device 30 according to the embodiment of the present invention will be described. FIG. 6 is a flowchart showing a control procedure of the illumination control device 30.

  As shown in FIG. 6, in the illumination control device 30 according to the embodiment of the present invention, first, in step S <b> 1, the image processing device 23 transmits a setting command for the illumination device 40 via the serial communication path 38. .

  Next, in step S2, the arithmetic circuit 35 recognizes the setting command from the serial communication circuit 33, and based on this setting command, the setting of the illumination driving circuit 34, that is, the selection of the illumination lamps 40a, 40b, 40c, the illumination time, etc. Control the settings.

  In step S3, it is determined whether it is necessary to change the settings of the imaging means 15, 16 such as the gain and exposure time. If NO, that is, if the setting changes of the imaging means 15, 16 are not required, the process proceeds to step S6. Thus, imaging is performed by the imaging means 15 and 16, and an image signal is taken into the image processing device 23. At this time, an imaging control signal such as a trigger signal is transmitted from the image processing device 23, and synchronization is performed between the illumination timing and the imaging timing by the illumination control device 30.

  If YES in step S3, that is, if it is necessary to change the settings of the imaging means 15 and 16 such as gain and exposure time, the process proceeds to step S4, where the image processing device 23 is connected to the serial communication path 38 by the imaging means 15 and 16. A setting command is transmitted (step S4), and the illumination control device 30 recognizes the setting command, transmits the setting command to the imaging means 15 and 16 via the serial communication circuit 33, and changes the setting (step S5). Then, the process proceeds to step S6 described above.

  As described above, according to the illumination control device 30 according to the embodiment of the present invention and the surface mounter 1 provided with the illumination control device 30, the illumination control device 30 relays an imaging signal related to an image. Since the imaging signal line 31 and the control signal line 32 that relays the imaging control signal for controlling the imaging means 15 and 16 are provided, the imaging signal is transmitted from the imaging means 15 and 16 to the image processing device 23, The imaging means 15 and 16 can be controlled. In addition, the illumination control device 30 includes an illumination drive circuit 34 that drives the illumination device 40 and an arithmetic circuit 35 that transmits an illumination control signal to the illumination drive circuit 34, and the arithmetic circuit 35 includes the image processing device 23. Since the calculation is executed based on the imaging control signal from and the illumination control signal is generated and transmitted to the illumination drive circuit 34, the illumination device 40 can also be controlled.

  As described above, according to the present invention, the control of the illumination device 40 such as selecting the illumination device 40, issuing a trigger signal for lighting the illumination device 40, and controlling the illumination time, and monitoring cameras, etc. By controlling the imaging means 15 and 16 with the single illumination control device 30, the configuration and control of the system can be simplified, and the cost for controlling the illumination device 40 can be reduced.

  In addition, since the illumination control device 30 includes a serial communication circuit 33 that relays between the imaging units 15 and 16 and the image processing device 23, the imaging control unit 15 and 16 from the illumination control device 30 via the serial communication circuit 33. This makes it possible to control the image pickup means 15 and 16 in various ways. Further, since the arithmetic circuit 35 performs a calculation based on the illumination condition setting signal via the serial communication circuit 33 and the control signal via the control signal line 32 to generate an illumination control signal, the changed imaging Various lighting devices 40 can be controlled such that the lighting device 40 can be selected or the lighting time can be changed based on the settings of the means 15 and 16.

  Further, by attaching / detaching the imaging means side composite communication terminal 15a and the illumination control apparatus side composite communication terminal 30a, the imaging means 15, 16 and the illumination control apparatus 30 are detachably connected to exchange respective signals. Therefore, a signal line between the imaging units 15 and 16 and the illumination control device 30 is not necessary, and handling of the imaging units 15 and 16 and the illumination control device 30 is facilitated.

  In addition, since the respective signals are transmitted and received through the image processing apparatus side composite communication cable 23a and the illumination control apparatus side composite communication terminal 30b, wiring for signal lines between the illumination control apparatus 30 and the image processing apparatus 23 is performed. And its handling becomes easier.

  Further, since the imaging signal line 31 includes a clock signal line 31b for transmitting a clock signal, a digital image signal can be exchanged between the imaging means 15 and 16 and the image processing device 23 as an image signal. It becomes like this.

  Then, when selecting and imaging the imaging means 15 and 16 and the lighting device 40, the report information concerning the state of the selected imaging means 15 and 16 is obtained, and the selected lighting device 40 is controlled or selected. The image pickup means 15 and 16 and the illuminating device 40 can be controlled in various ways, such as changing the setting of the image pickup means 15 and 16.

  The above-described embodiment is merely a preferred specific example of the present invention, and the present invention is not limited to the above-described embodiment.

  For example, the surface mounter 1 according to the embodiment of the present invention is not necessarily limited to the illustrated shape. The electronic component is adsorbed from the component supply unit 5 by the adsorption nozzle provided on the mounting head 6 of the movable head unit 7 and then mounted on the substrate 2. Various design changes are possible as long as the surface mounter includes the imaging means 15 and 16 for recognizing the suction state of the electronic component.

  Further, the image recognition means 8 includes one substrate recognition camera 15 provided in the head unit 7 and two component recognition cameras 16 provided between the substrate 2 and each component supply unit 5. It is not limited. As long as the apparatus includes a plurality of imaging units 15 and 16, an image processing device 23 that performs image processing of images captured by the imaging units 15 and 16, and an imaging control device 30 according to the present invention, various types are possible. Image recognition means can be employed.

  Further, the interface of the imaging means side composite communication terminal 15a and the illumination control device side composite communication terminal 30a, and the interface of the illumination control device side composite communication terminal 30b and the image processing device side composite communication cable 23a are not necessarily shown in the illustrated camera link. It is not limited to the standard. Various other standards can be adopted as long as they are standards for an integrated composite communication cable.

  Further, between the image pickup means 15 and 16 and the illumination control device 30, each of the image pickup means side composite communication terminal 15a and the illumination control device side composite communication terminal 30a is connected via an integrated composite communication cable, instead of connecting the image pickup means side composite communication terminal 15a and the illumination control device side composite communication terminal 30a. It is also possible to send and receive signals.

  Similarly, between the illumination control device 30 and the image processing device 23, instead of connecting the illumination control device-side composite communication terminal 30b and the image processing device-side composite communication cable 23a, the illumination control device 30 is provided on the illumination control device 30 side. It is also possible to exchange each signal via the composite communication cable and the composite communication terminal provided on the image processing apparatus 23 side.

  Further, a composite communication terminal may be provided in both the illumination control device 30 and the image processing device 23, and a composite communication cable may be connected to the composite communication terminal.

  In addition, it goes without saying that various design changes are possible within the scope of the claims of the present invention.

It is a top view which shows the structure of the surface mounter provided with the imaging control apparatus which concerns on embodiment of this invention. It is a side view which shows the structure of the periphery of the head unit of a surface mounter. It is a block diagram which shows the structure of the outline of the control apparatus of a surface mounter. It is a block diagram which shows the structure of the outline of the illumination control apparatus which concerns on embodiment of this invention. It is a conceptual diagram which shows the interface of the camera link standard which the illumination control apparatus employ | adopts. It is a flowchart which shows the control point of the illumination control apparatus which concerns on embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Surface mounter 2 Board | substrate 5 Component supply part 6 Suction nozzle 7 Mounting head 8 Image recognition means 15, 16 Imaging means 23 Image processing apparatus 23a Image processing apparatus side composite communication cable 30 Illumination control apparatus 31 Imaging signal line 31a Image signal line 31b Clock signal line 32 Control signal line 34 Illumination drive circuit 35 Arithmetic circuits 36a and 36b Composite communication terminal 40 Illumination device

Claims (6)

An illumination control device provided between an image pickup means and an image processing device provided with an illumination device,
An imaging signal line that relays an imaging signal path for transmitting an imaging signal relating to an image transmitted by the imaging means to the image processing device;
A control signal line for relaying a control signal path for transmitting an imaging control signal for controlling the imaging means transmitted by the image processing apparatus to the imaging means;
An illumination drive circuit for driving at least one illumination device provided in the imaging means;
An arithmetic circuit for transmitting an illumination control signal for driving and controlling the illumination drive circuit to the illumination drive circuit ;
A serial communication circuit that relays a serial communication path for mutually transmitting serial communication signals between the imaging means and the image processing device, and
The arithmetic circuit receives an illumination condition setting signal for setting an illumination condition of the imaging means from the image processing apparatus via the serial communication path and the serial communication circuit, and transmits the imaging control signal via the control signal line. received from the image processing apparatus, by performing the operation based on the these illumination condition setting signals and the imaging control signal to generate the lighting control signal, the illumination control signal is intended to be transmitted to the illumination drive circuit A lighting control device characterized by that. Corresponding to the imaging means side composite communication terminal provided in the imaging means, the lighting control device side composite communication terminal that can be attached to and detached from this composite communication terminal,
Through these imaging means side composite communication terminal and the lighting control apparatus side composite communication terminals, to the imaging signals and the imaging control signal, characterized that you received between the serial communication signal and said image pickup means The illumination control device according to claim 1. The imaging signal , the imaging control signal, and the serial communication signal are exchanged between the image processing apparatus and the image processing apparatus via the image processing apparatus-side composite communication cable provided in the image processing apparatus. ,
The illumination control apparatus according to claim 1, further comprising an illumination control apparatus side composite communication terminal capable of attaching and detaching the image processing apparatus side composite communication cable . The imaging signal includes an image signal of an image captured by the imaging unit and a clock signal adopted by the imaging unit, and the imaging signal line includes an image signal line that transmits the image signal and a clock that transmits the clock signal. claims 1, characterized in that it comprises a signal line lighting control device according to any one of claims 3. 5. The serial communication signal according to claim 1, wherein the serial communication signal includes report information for reporting a state of the imaging unit and setting command information for changing the setting of the imaging unit . Lighting control device. The electronic component is adsorbed from the component supply unit by the adsorbing nozzle of the movable mounting head equipped with the adsorbing nozzle, and the adsorbing state of the electronic component adsorbed by the adsorbing nozzle is image-recognized by the image recognition means. A surface mounter for mounting electronic components on a substrate,
Includes an imaging unit provided in the image recognition unit, and an image processing device to which the imaging means performs image processing of an image captured, the lighting control device according to any one of claims 1 to 5 A surface mounting machine characterized by

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