TWI628018B - Processing method and processing machine and processing system using the same - Google Patents

Abstract

A processing method comprising the steps of: performing a first drilling process on a test board body using a processing machine, wherein the first drilling process comprises using different parameter settings to form a plurality of first holes on the test board body; The machine captures the first image of the test board; compares the first hole profile in the first image according to the standard hole image; and respectively measures the first size value of the first hole profile, wherein the first size value includes the least square The aperture size and center coordinates obtained by the round method, and the roundness obtained by the minimum ring circle method; and whether the first size value matches the preset specification value.

Description

Processing method and application processing machine and system thereof

The invention relates to a processing method, a processing machine and a processing system.

With the development of electronic industry technology, the market demand for drilling circuit board drilling quality is getting higher and higher, but due to the limitations of testing equipment, the printed circuit board is usually taken after the hole is drilled in the processing machine. The measurement equipment is used for measurement, and after the measurement is completed, the appropriate parameters to be set on the processing machine are determined according to the measurement results. However, the problem with such an approach is that whenever it is necessary to measure the printed circuit board, it takes extra time and manpower to take the printed circuit board from the processing machine to where the testing equipment is located. After the measurement, after the measurement, it is necessary to return to the processing machine, in order to set the appropriate parameters obtained on the processing machine. In this process, not only makes the entire processing process time-consuming and laborious, the efficiency is not good, and in serious cases, it will affect the delivery time, which will cause greater economic losses and credit losses to the enterprise.

In view of the above, it is an object of the present invention to provide a processing method, a processing machine, and a processing system that can solve the above problems.

In order to achieve the above object, in accordance with an embodiment of the present invention, a processing method includes the steps of: performing a first drilling process on a test board using a processing machine, wherein the first drilling process includes using different parameter settings to form a plurality of first holes are bored on the test board body; the first image is captured by the processing machine body; the first hole contour in the first image is compared according to the standard hole image; and the first hole contour is respectively measured a size value, wherein the first size value includes a hole size and a center coordinate obtained by a least square circle method, and a true roundness obtained by a minimum ring circle method; and determining whether the first size value is a preset specification value Match.

In one or more embodiments of the present invention, the processing method further includes: when any of the first size values matches the preset specification value, the first hole corresponding to the conforming person is formed according to the The parameter setting performs a second drilling process, wherein the second drilling process includes forming a plurality of second holes on the processing plate body.

In one or more embodiments of the present invention, the processing method further includes: capturing a second image from the processing board by using the processing machine; and comparing the second hole contour in the second image according to the standard hole image; Measuring a second size value of the second hole profile, wherein the second size value includes a hole size and a center coordinate obtained by a least square circle method, and a true circularity obtained by a minimum ring circle method; determining the second size Whether the value does not match the preset specification value; and when there is any second size value that does not match the preset specification value, a reminder procedure is performed.

In one or more embodiments of the present invention, the reminder process described above The sequence is performed by a warning light, a sounder, a reminder message of the human-machine interface, or a combination thereof.

In one or more embodiments of the present invention, the processing method further includes: when no value of the first size matches the preset specification value, adjusting the parameter setting, and performing the following steps again with the adjusted parameter setting. : using a processing machine to perform a first drilling process on the test board body, wherein the first drilling process comprises using different parameter settings to form a plurality of first holes on the test board body; using the processing machine to test the test board body Taking the first image; comparing the first hole contour in the first image according to the standard hole image; respectively measuring the first size value of the first hole contour, wherein the first size value includes the aperture size obtained by the least square circle method And the center coordinates, and the roundness obtained by the minimum ring circle method; and determining whether the first size value matches the preset specification value.

According to another embodiment of the present invention, a processing machine for the above-described processing method includes: a drilling device, a digital camera, a platform, and a processing device. The digital camera is placed adjacent to the drilling device. The platform carries the test board body. The platform moves relative to the drilling device. The processing device is coupled to the digital camera.

In one or more embodiments of the present invention, the processing machine further includes a connecting member for connecting the digital camera device and the drilling device.

According to still another embodiment of the present invention, a processing system using the above processing method includes: a processing machine and a processing device. The processing machine includes: a drilling device, a digital camera device, and a platform. The digital camera is placed adjacent to the drilling device. The platform carries the test board body. The platform moves relative to the drilling device. The processing device is coupled to the digital camera.

In one or more embodiments of the present invention, the processing machine further includes a connecting member for connecting the digital camera device and the drilling device.

In summary, the processing method, the processing machine and the processing system of the present invention provide the drilling device and the digital camera device on the processing machine, and the processing device is coupled to the digital camera device, so that the hole is drilled. After that, you can directly perform automatic measurement in-situ and quickly determine the correct parameter settings in front of the machine to save time. In addition, it is also possible to check the processing quality and quality monitoring in the process of processing. When it is found that the hole does not conform to the preset specification value, make adjustments at any time to ensure that the finished product meets the preset specification value. In this way, not only the printing circuit board is taken to the testing equipment measurement, but the appropriate parameter setting obtained by the measurement is brought back to the processing machine for setting the back and forth running time, and can also be in the process of processing. Monitor at any time to ensure processing quality.

The above description is only for explaining the problems to be solved by the present invention, the technical means for solving the problems, the effects thereof, and the like, and the specific details of the present invention will be described in detail in the following embodiments and related drawings.

10‧‧‧Processing system

100‧‧‧Processing machine

102‧‧‧Drilling device

104‧‧‧Digital camera

106‧‧‧ platform

108‧‧‧Connecting parts

110‧‧‧ Lifting mechanism

200‧‧‧Processing device

H‧‧‧ horizontal direction

HP1‧‧‧ first hole contour

HP2‧‧‧ second hole contour

IM1‧‧‧ first image

IM2‧‧‧ second image

IMS‧‧‧ standard hole image

P1‧‧‧ test board

P2‧‧‧Processing plate

S10~S512‧‧‧Steps

V‧‧‧ vertical direction

The above and other objects, features, advantages and embodiments of the present invention will become more <RTIgt;

Fig. 2 is a flow chart showing a processing method according to an embodiment of the present invention.

Figure 3 is the first image captured by the processing machine of Figure 1 on the test board.

Figure 4 shows a standard hole image.

Figure 5 is a block diagram of a processing system in accordance with an embodiment of the present invention.

Figure 6 is a flow chart of a processing method according to another embodiment of the present invention.

Figure 7 is a second image captured by the processing machine of Figure 1 on the processed board.

The embodiments of the present invention are disclosed in the following drawings, and the details of However, it should be understood that these practical details are not intended to limit the invention. That is, in some embodiments of the invention, these practical details are not necessary. In addition, some of the conventional structures and elements are shown in the drawings in a simplified schematic manner in order to simplify the drawings.

Please refer to Figure 1. Fig. 1 is a schematic view showing the configuration of a processing machine table 100 according to an embodiment of the present invention. The processing machine 100 includes a drilling device 102, a digital camera device 104, a platform 106, a connector 108, and a processing device 200. In the present embodiment, the connector 108 connects the digital camera 104 to the drilling device 102 such that the digital camera 104 is disposed adjacent to the drilling device 102. The platform 106 carries the test plate body P1 and is movable relative to the drilling device 102 in the horizontal direction H, so that the drilling device 102 can drill the test plate body P1, and can further move the test plate body P1 to the digital camera. Below the device 104, the image of the test board P1 is captured by the digital camera 104. In this embodiment, the platform 106 can be an XY mobile platform, and the test board P1 can be a printed circuit board, but the invention is not limited thereto. The processing device 200 is coupled to the digital camera device 104 and the drilling device 102. Therefore, the digital camera device 104 can transmit the captured image to the processing device 200 for analysis and comparison, and the parameter setting required by the drilling device 102 Input can also be made by the processing device 200. In this embodiment, The device 200 can be a computer, but the invention is not limited thereto.

Please continue to refer to Figure 1. The drilling device 102 can be a laser device or a mechanical electric drill. In general, some parameter settings need to be entered into the drilling apparatus 102 prior to drilling. When the drilling device 102 is a laser device, the aforementioned parameter setting may include setting of parameters such as the number of laser pulses, energy and frequency; when the drilling device 102 is a mechanical electric drilling machine, the aforementioned parameter setting It can include the setting of parameters such as cutting speed, rotation speed and diameter size of the drill bit. In the embodiment in which the drilling device 102 is a laser device, the processing machine 100 further includes a lifting mechanism 110 coupled to the drilling device 102, so that the drilling device 102 can be raised and lowered relative to the platform 106 to facilitate Adjust the focal length of the laser device to the test board P1. The digital camera device 104 may be a camera including a charge-coupled device (CCD) or a complementary metal-oxide semiconductor (CMOS). The connecting member 108 can be a connecting post that is fixed to the drilling device 102 and the digital camera device 104 at both ends. In other embodiments, the connector 108 can also include a slide rail and a slider such that the digital camera 104 can be moved relative to the drilling device 102 in the vertical direction V by the design of the slide rail and the slider, that is, It can move relative to the platform 106 in the vertical direction V. For example, the slide rails and the sliders can be respectively disposed on the sides of the drilling device 102 and the digital camera device 104 facing each other, so the digital camera device 104 can be in the drilling device 102 by the sliders on the side thereof. Move on the side rails. The advantage of such a design is that the focus adjustment can be provided. When the drilling device 102 is a laser device, the focal length of the laser device and the digital camera device 104 may be different for the test plate body P1, and the laser device may be first used. After the focal length is adjusted, the digital camera 104 is again guided by the slide rail and the slider. The straight direction V is moved to adjust the focal length of the digital camera 104.

Please refer to Figure 2. Fig. 2 is a flow chart showing a processing method according to an embodiment of the present invention. The processing method includes steps S10 to S502, which are described in detail below.

Step S10: Perform a first drilling process on the test board P1 using the processing machine 100.

Please also refer to Figure 1. Specifically, step S10 performs a first drilling process on the test board P1 using the processing machine 100. The purpose of the first drilling process is mainly to find an appropriate parameter setting capable of producing the specifications required for the finished product, so the first drilling process includes using different parameter settings to form a plurality of first holes in the test plate body. On P1.

Step S20: The first image IM1 is captured from the test board P1 using the processing machine 100.

Please refer to Figures 1 and 3 at the same time. After the first drilling process is completed, the test board body P1 is moved under the digital camera device 104 by the platform 106, and the first image IM1 of the formed hole is extracted from the test board body P1 by the digital camera unit 104.

Step S30: Align the first hole profile HP1 in the first image IM1 according to the standard hole image IMS.

Please refer to Figures 1 and 3 at the same time. The processing device 200 is coupled to the digital camera device 104 and the drilling device 102. Therefore, the first image IM1 captured by the digital camera device 104 can be transmitted to the processing device 200, and the processing device 200 can be based on a standard aperture image IMS (eg, Figure 4 shows a comparison of the first hole profile HP1 in the first image IM1. As can be seen from Figure 3, due to the first drilling process A plurality of first holes are formed on the test plate body P1 using different parameter settings, so that a first hole profile HP1 having a different contour shape is produced.

Step S40: respectively measuring the first size value of the first hole contour HP1.

Please refer to Figures 1 and 3 at the same time. After comparing the first hole profile HP1, the processing device 200 measures the first size value of the first hole profile HP1, respectively. In the present embodiment, the first size value includes the aperture size and the center circle obtained by the least square circle method, and the roundness obtained by the minimum ring circle method, but the invention is not limited thereto. In other embodiments, the first size value can also be derived from the maximum inscribed circle method or the minimum circumscribed circle method.

Step S50: determining whether the first size value matches the preset specification value.

After measuring the first size values of all the first hole profiles HP1, the processing device 200 determines whether the obtained first size values match the preset specification values required for the finished product. Depending on the result of the determination, the processing method of the present embodiment may further include step S501 or S502, as explained below.

Step S501: When any of the first size values matches the preset specification value, the second drilling process is performed according to the parameter setting according to the formation of the first hole corresponding to the matching person.

Please also refer to Figure 1. When any of the first size values is consistent with the preset specification value, the parameter setting according to the first hole corresponding to the conforming person can be produced to meet the specifications required for the finished product, and thus the processing device 200 Passing the parameter setting according to the first hole corresponding to the conforming person to the drilling device 102, so that the drilling device 102 can adopt the phase The second hole drilling process is performed for the parameter setting according to the first hole formed by the symbol to perform the drilling operation of the finished product. The second drilling process includes forming a plurality of second holes on the processing plate P2. Since the first drilling process has been tested, the parameters of the second drilling process are based on the specifications required to produce the finished product.

In the present embodiment, the processing device 200 is coupled to the digital camera device 104 and the drilling device 102, but the invention is not limited thereto. In other embodiments, the processing device 200 may also be coupled to only the digital camera device 104. At this time, the processing device 200 can output the parameter settings according to the first hole corresponding to the aforementioned matching body to the user, and the user inputs the parameter settings to the drilling device 102 for the second drilling. Process.

As shown in FIG. 1, in the present embodiment, the test plate body P1 and the processed plate body P2 may be the same plate body. Specifically, the same plate body can be divided into a part for testing and a part for formal processing, the first drilling process can be performed on the part for testing, and the second drilling process can be performed in the part of the formal processing, waiting for the second part. After the drilling process is completed, the test part can be cut and removed. In this way, after the first drilling process is completed, the second drilling process can be performed on the same plate body to achieve the effect of rapid production, but the invention is not limited thereto. In other embodiments, the test plate body P1 and the processed plate body P2 may also be two different plate bodies.

Step S502: Adjust the parameter setting when none of the first size values matches the preset specification value.

When none of the first size values matches the preset specification value, it means that the parameter setting according to the first drilling process fails to produce a conforming process. The specifications required by the product, so the processing device 200 will adjust these parameter settings, and perform the foregoing process again with the adjusted parameter settings, that is, perform the steps S10 to S50 again with the adjusted parameter settings until there is any first The size value matches the preset specification value.

Please refer to Figure 5. Figure 5 is a block diagram of a processing system 10 in accordance with one embodiment of the present invention. As shown in FIG. 5, in one embodiment of the present invention, the processing apparatus 200 may be formed separately from the processing machine 100 in addition to the processing machine 100. In other words, an embodiment of the present invention provides a processing system 10 that includes a processing machine 100 and a processing device 200 coupled to the digital camera device 104 and the drilling device 102. For the structure of the processing machine 100, reference may be made to FIG. 1 and the foregoing paragraphs, and details are not described herein again.

Therefore, by arranging the drilling device 102 and the digital camera device 104 on the processing machine 100 and coupling the processing device 200 to the digital camera device 104, the automatic measurement can be directly performed after the hole is drilled, and quickly The ground determines the correct parameter settings in front of the machine. What is to be explained here is that "local" as used herein means that the drilling and measuring operations do not need to be performed in two different places, but can be directly at the same place (that is, at the processing machine 100). get on. In this way, not only saves time and manpower, but also improves the efficiency of processing.

Please refer to Figure 6 and Figure 7. Figure 6 is a flow chart of a processing method according to another embodiment of the present invention. Fig. 7 is a second image IM2 taken by the processing machine 100 of Fig. 1 on the processed board P2.

As shown in FIG. 6, in the present embodiment, after step S501, the processing method further includes steps S21 to S512, which are described in detail. Below.

Step S21: The second image IM2 is captured from the processing board P2 by using the processing machine 100.

Please also refer to Figures 1 and 7. After the second drilling process is completed, the processing board P2 is moved below the digital camera 104 by the platform 106, and the second image IM2 of the formed hole is captured by the digital camera 104 from the processing board P2.

Step S31: Align the second hole profile HP2 in the second image IM2 according to the standard hole image IMS.

Please also refer to Figures 1 and 7. The processing device 200 is coupled to the digital camera device 104 and the drilling device 102. Therefore, the second image IM2 captured by the digital camera device 104 can be transmitted to the processing device 200, and the processing device 200 is further configured according to the standard hole image IMS (eg, Figure 4 shows the second hole profile HP2 in the second image IM2.

Step S41: respectively measuring the second size value of the second hole profile HP2.

Please also refer to Figures 1 and 7. After comparing to the second hole profile HP2, the processing device 200 measures the second size value of the second hole profile HP2, respectively. In the present embodiment, the second size value includes the aperture size and the centroid coordinate obtained by the least square circle method, and the true circularity obtained by the minimum ring circle method, but the invention is not limited thereto. In other embodiments, the second size value can also be derived from the maximum inscribed circle method or the minimum circumscribed circle method.

Step S51: determining whether the second size value does not match the preset specification value.

After measuring the second size values of all the second hole profiles HP2, the processing device 200 determines whether the obtained second size values do not match the preset specification values required for the finished product. Depending on the result of the determination, the processing method of the present embodiment may further include step S511 or S512, as explained below.

Step S511: When any of the second size values does not match the preset specification value, the reminding program is performed.

When any of the second size values does not match the preset specification value, it indicates that the non-conformity cannot meet the specifications required for the finished product, and is a defective product. At this time, a reminder program is issued to remind the user that the defective product exists. So that the user can carry out subsequent processing or adjustment. In an embodiment of the invention, when any of the second size values does not match the preset specification value, the processing device 200 will initiate the reminder. The reminder program can be performed, for example, by a warning light, a sounder, a reminder message of a human-machine interface, or a combination thereof. For example, when the processing operation is performed in a noisy environment, the processing device 200 can activate a warning light to alert the user to the presence of a defective product. Or when the user is unable to stay at the processing machine 100 at any time, the processing device 200 can also activate a sounder to sound a warning sound for reminding. Alternatively, the processing device 200 can transmit the information having the defective product to the user through a reminder message of the human-machine interface. For example, the reminder window can be displayed on a monitoring screen to remind the user for subsequent processing or adjustment.

With such a reminder mechanism, it is possible to monitor whether the finished product meets the required specifications at any time during the processing to ensure the processing quality.

Step S512: When none of the second size values does not match the preset specification value, the judgment is ended.

When none of the second size values does not match the preset specification value, the table The plurality of second holes formed by the second drilling process satisfy the specifications required for the finished product, and the judgment is ended at this time, so that the processed plate P2 can be subjected to subsequent processes.

From the above detailed description of the specific embodiments of the present invention, it can be clearly seen that the processing method, the processing machine and the processing system of the present invention both set the drilling device and the digital camera device on the processing machine, and The processing device is coupled to the digital camera device. Therefore, after the hole is drilled, the automatic measurement can be directly performed in the field, and the correct parameter setting can be quickly determined in front of the machine to save time. In addition, it is also possible to check the processing quality and quality monitoring in the process of processing. When it is found that the hole does not conform to the preset specification value, make adjustments at any time to ensure that the finished product meets the preset specification value. In this way, not only the test board is taken to the testing equipment measurement, but the appropriate parameter setting obtained by the measurement is brought back to the processing machine for setting the back and forth running time, and can also be processed during the process. Monitor at any time to ensure processing quality.

The present invention has been disclosed in the above embodiments, and is not intended to limit the scope of the present invention, and the invention may be modified and modified in various ways without departing from the spirit and scope of the invention. The scope is subject to the definition of the scope of the patent application.

Claims (6)

A processing method comprising: (a) performing a first drilling process on a test board using a processing machine, wherein the first drilling process includes using different parameter settings to form a plurality of first holes in the test. (b) using the processing machine to capture a first image of the test panel; (c) comparing a first hole profile in the first image according to a standard hole image; Measure the first size values of the first hole profiles, wherein the first size values include a hole size and a center coordinate obtained by a least square circle method, and a roundness obtained by a minimum ring circle method; e) determining whether the first size values match a predetermined specification value; and (f) when any of the first size values matches the preset specification value, the first corresponding to the match The second drilling process is performed by the parameter setting according to the hole formation, wherein the second drilling process comprises forming a plurality of second holes on a processing plate body. The processing method of claim 1, further comprising: using the processing machine to capture a second image of the processing board; according to the standard hole image ratio, the second hole contour in the second image; Measure the second size values of the second hole profiles, wherein the second size values include a hole size and a center coordinate obtained by a least square circle method, and a true circularity obtained by a minimum ring circle method; Whether the second size values do not match the preset specification values; When any of the second size values does not match the preset specification value, a reminder procedure is performed. The processing method of claim 2, wherein the reminding program is performed by a warning light, a sounder, a reminder message of a human machine interface, or a combination thereof. The processing method of claim 1, further comprising: adjusting the parameter settings when none of the first size values matches the preset specification value, and performing the adjusted parameter settings again ( Steps a) to (e). A processing machine includes: a drilling device; a digital camera device disposed adjacent to the drilling device; a platform carrying the test board body, wherein the platform moves relative to the drilling device; and a processing device And coupled to the digital camera device, wherein the processing device is configured to input different parameter settings to the drilling device, and the drilling device performs a first drilling process on a test board body, wherein the first drilling process The hole process includes forming a plurality of first holes on the test board body, wherein the processing device is further configured to receive a first image captured by the digital camera device, wherein the processing device is further configured to follow a standard hole The image is compared to the first hole profile in the first image, The processing device is further configured to separately measure the first size values of the first hole contours, wherein the first size values include the aperture size and the center circle coordinate obtained by the least square circle method, and the minimum ring circle The roundness obtained by the method, wherein the processing device is further configured to determine whether the first size values match a predetermined specification value, wherein the processing device determines any of the first size values and the preset specifications When the values match, the processing device is further configured to input a parameter setting according to the first hole corresponding to the conforming person to the drilling device, so that the drilling device performs a second drilling process, wherein the The two drilling process includes forming a plurality of second holes on a processing plate. The processing machine of claim 5, further comprising a connecting member connecting the digital camera device and the drilling device.