WO2005107343A1 - プリント配線基板及びそのプリント配線基板への部品取付方法 - Google Patents
プリント配線基板及びそのプリント配線基板への部品取付方法 Download PDFInfo
- Publication number
- WO2005107343A1 WO2005107343A1 PCT/JP2005/007851 JP2005007851W WO2005107343A1 WO 2005107343 A1 WO2005107343 A1 WO 2005107343A1 JP 2005007851 W JP2005007851 W JP 2005007851W WO 2005107343 A1 WO2005107343 A1 WO 2005107343A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mounting
- printed wiring
- wiring board
- component
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0266—Marks, test patterns or identification means
- H05K1/0269—Marks, test patterns or identification means for visual or optical inspection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/0456—Mounting of components, e.g. of leadless components simultaneously punching the circuit board
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/046—Surface mounting
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
- H05K2201/09918—Optically detected marks used for aligning tool relative to the PCB, e.g. for mounting of components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0052—Depaneling, i.e. dividing a panel into circuit boards; Working of the edges of circuit boards
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
- H05K3/303—Assembling printed circuits with electric components, e.g. with resistors with surface mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
- H05K3/306—Assembling printed circuits with electric components, e.g. with resistors with lead-in-hole components
Definitions
- the present invention relates to a printed wiring board and a method of attaching components to the printed wiring board.
- the present invention relates to a printed wiring board on which electronic components can be mounted with high accuracy, and a method for attaching components to the printed wiring board.
- FIG. 7 is a plan view showing a printed wiring board (hereinafter, referred to as Conventional Example 1) in an electronic component mounting apparatus disclosed in Japanese Patent Application Laid-Open No. 62-214692.
- a printed wiring board 101 is provided with a positioning hole 102 and a mounting reference mark 103 for disposing the printed wiring board 101 at a predetermined position with respect to the apparatus.
- the mounting reference mark 103 is formed by etching or the like at the same time as the wiring pattern of the printed wiring board.
- the positional relationship between the wiring pattern on the printed wiring board 101 and the mounting reference mark 103 is determined in each printed wiring board 101. It is kept constant.
- pins (not shown) provided on the electronic component mounting apparatus are inserted into positioning holes 102 of the printed wiring board 101, and the printed wiring board 101 It is arranged at a predetermined position in the component mounting device. Then, the mounting reference mark 103 is projected by the camera on the printed wiring board 101 arranged at the predetermined position, and the lead of the electronic component to be mounted after the centering operation and the turning operation in the arbitrary direction is performed by another camera. Then, the moving amount of the mounting head is corrected based on the result of the image processing by these cameras.
- the printed wiring board 101 is accurately placed at a predetermined position with respect to the apparatus, and the wiring pattern, the mounting reference mark 103, Under the condition that this positional relationship is maintained constant in each printed wiring board, a deviation between the mounting reference mark 103 and the lead of the electronic component 104 to be mounted is corrected.
- FIG. 8 is a plan view showing a printed wiring board (hereinafter, referred to as Conventional Example 2) in an electronic component mounting apparatus disclosed in Japanese Utility Model Publication No. 62-128665.
- a mark 106 composed of a square edge having a width around a positioning hole 105 is formed.
- the positioning hole 105 is a reference hole when the printed wiring board 101 is mounted on the electronic component mounting device. Since the mark 106 is formed in the same manufacturing process as the mounting land of the wiring pattern for mounting the electronic component, the positional relationship between the mark and the mounting land of the wiring pattern is maintained constant.
- the quality of the printed wiring board is determined by visually inspecting whether or not the positioning hole 105 is arranged at the center of the square mark 106. I have.
- the printed wiring board is manufactured by visually detecting the displacement between the positioning hole 105 and the mark 106. For this reason, a relatively large space is required between the positioning hole 105 and the mark 106, and the conventional example 2 illustrates a case of a displacement of 0.2 mm. As described above, in the printed wiring board 101 of Conventional Example 2, an interval that can be visually detected was necessary.
- FIG. 9 is an enlarged plan view showing a part of a printed wiring board (hereinafter, referred to as Conventional Example 3) disclosed in Japanese Utility Model Publication No. 61-123564.
- the printed wiring board 101 of Conventional Example 3 has a circular guide hole 107 and a mark 108 composed of a square edge having a width. Is formed.
- the guide hole 107 is formed at the same time as the through hole 110 for inserting the connection terminal of the electronic component, and is used as a guide for an automatic insertion machine for the electronic component.
- the mark 108 having a square edge width is formed on the printed wiring board 101 at the same time as the wiring pattern 111.
- a positioning mark 109 is formed on the printed wiring board 101 of the conventional example 3, and this positioning mark 109 is used when forming the outer shape of the board, the through hole 110 for the connection terminal of the electronic component, and the guide hole 107. Used for positioning the printed wiring board 101.
- the guide hole 107 is disposed at the center of the square mark 108 is visually inspected. Inspection to judge the quality of the printed wiring board 101 j3 ⁇ 43 ⁇ 4 (?
- the guide holes 107 and the through holes 110 are formed based on the positioning marks 109, and the connection terminals of the electronic components are connected. It is configured to be inserted into the corresponding through hole 110. Then, the positional deviation between the hole 110 and the wiring pattern is confirmed by the positional relationship between the guide hole 107 and the mark 108.
- Patent Document 1 JP-A-62-214692
- Patent Document 2 Japanese Utility Model Application Laid-Open No. 62-128665
- Patent Document 3 Japanese Utility Model Publication No. 61-123564
- the printed wiring boards disclosed in the above-described Conventional Example 1, Conventional Example 2 and Conventional Example 3 have relatively large wiring patterns, and the mounted electronic components are also relatively large electronic components. . Therefore, in the printed wiring board 101 of the first conventional example, mounting the electronic component based on the mounting reference mark 103 formed simultaneously with the wiring pattern did not pose a serious problem.
- the printed wiring board 101 of the conventional example 2 has an arrangement accuracy capable of coping with the positional deviation between the reference hole 105 serving as a reference for mounting the device and the mark 106 formed simultaneously with the wiring pattern by a visual inspection. Also in the printed wiring board 101 of No. 3, the printed wiring board has an arrangement accuracy capable of coping with the positional deviation between the guide hole 107 and the mark 108 by visual inspection.
- minute components are mounted in response to demands for higher density and finer wiring patterns.
- minute limit switches and the like are mounted on the printed wiring board. . It is necessary to dispose such minute components at a predetermined position with respect to the printed wiring board with high precision and without moving even after mounting. For this reason, a minute hole is formed in the component mounting position of the printed wiring board, and the protrusion of the minute component is fitted into the hole to prevent the component from shifting or moving.
- Mounting a component by inserting a projection of the component into a minute hole in the printed wiring board as described above is referred to as insertion mounting in the following description, and such a component is referred to as an insertion mounting component.
- insertion mounting the fact that component terminals are connected to and mounted on the mounting lands of the wiring pattern on the printed wiring board is called surface mounting, and such components are called surface mounting components.
- the projection of the insertion mounting component may There is a problem that it is not inserted into a small hole and is transferred to the next process as it is, and in some cases, there is a problem that components and a printed wiring board are damaged.
- the present invention provides a printed wiring board that can meet demands for higher density and finer wiring patterns and reliably mount minute components, and that can significantly reduce manufacturing costs.
- the purpose of the present invention is to provide a printed wiring board capable of reliably arranging minute components in an accurate position, and having excellent productivity and workability, and a method of mounting components to the printed wiring board. .
- a printed wiring board of the present invention includes, as described in claim 1, a wiring pattern having a mounting land connected to a connection terminal of a surface mount component; Mounting holes formed in the area of the wiring pattern,
- An insertion mounting reference mark formed substantially simultaneously with the mounting hole and having a reference hole serving as a reference when mounting the insertion mounting component; And a surface mounting reference mark formed substantially simultaneously with a mounting land of the wiring pattern and serving as a reference when mounting the surface mounting component.
- the printed wiring board configured in this way can reliably place minute components in accurate positions, and has excellent productivity and workability. Can be planned.
- the insertion mounting reference mark of claim 1 is replaced by a metal foil area around the reference hole formed by etching when forming a wiring pattern. ⁇ .
- the insertion mounting reference mark of claim 1 is colored around the reference hole with a hue that can be distinguished from light passing through the reference hole. It is also possible to configure.
- the printed wiring board of the present invention may be configured such that the insertion mounting reference mark of claim 2 has a through hole formed substantially at the center of the metal foil region. .
- the surface mounting reference mark and the insertion mounting reference mark according to claim 1 to 4 and V are different from each other. It is also possible to form it on a discarded substrate formed at the outer edge part.
- a through hole is formed in the metal foil region having the predetermined shape according to claim 2, and the periphery of the metal foil region is the same as the metal foil region.
- a mounting reference mark having an area colored with an identifiable hue and also serving as an insertion mounting reference mark and a surface mounting reference mark may be used.
- a mounting hole for the insertion mounting component and a reference hole serving as a reference when mounting the insertion mounting component are defined.
- a method for mounting a component on a printed wiring board wherein a wiring pattern is formed on the printed wiring board when a surface mounting reference mark area is formed. Forming a metal foil mark and simultaneously forming a metal foil mark in the insertion mounting reference mark area;
- the component mounting method to the printed wiring board configured in this way can meet the demand for high-density wiring pattern miniaturization and the reliable mounting of minute components, and significantly reduce the manufacturing cost. Can be planned.
- the surface mounting reference mark and the insertion mounting reference mark of claim 7 or 8 are provided outside the printed wiring board.
- the method may include a step of removing the discarded substrate after being mounted on the formed discarded substrate and mounting the surface mounting component and the insertion mounting component.
- the printed wiring board of the present invention can meet the demands for higher density and finer wiring patterns and reliable mounting of minute components, and can significantly reduce the manufacturing cost. Further, according to the present invention, it is possible to provide a printed wiring board capable of reliably arranging a minute component at an accurate position and having excellent productivity and workability, and a method of attaching the component to the printed wiring board. Can be.
- FIG. 1 is a plan view showing a printed wiring board according to Embodiment 1 of the present invention.
- FIG. 2 is an enlarged plan view showing a portion of a printed wiring board A according to the first embodiment.
- FIG. 3 is an enlarged plan view showing a part of the printed wiring board 1 of the first embodiment. 4) FIG. 4 is a side view showing a specific example of an insertion mounting component.
- FIG. 5 is a plan view showing component mounting holes and mounting lands for the specific insertion mounting components shown in FIG.
- FIG. 6 is a plan view showing the vicinity of a mounting reference mark on a printed wiring board according to Embodiment 2.
- FIG. 7 is a plan view showing a printed wiring board in a conventional electronic component mounting apparatus.
- FIG. 8 is a plan view showing a printed wiring board in a conventional electronic component mounting apparatus.
- FIG. 9 is an enlarged plan view showing a part of a conventional printed wiring board.
- FIG. 1 is a plan view showing a printed wiring board according to Embodiment 1 of the present invention.
- the printed wiring board 1 shown here is an aggregate of four printed wiring boards A, B, C, and D, and each of the printed wiring boards A, B, C, and D has the same shape and configuration.
- FIG. 2 is an enlarged plan view showing a portion of the printed wiring board A.
- FIG. 3 is an enlarged plan view showing a part of the printed wiring board 1, showing the surface mounting reference mark 2 and the insertion mounting reference mark 3 on the printed wiring board 1 of the first embodiment. You.
- the printed wiring board 1 has four printed wiring boards A, B, C, and D which are defined by a plurality of grooves.
- a plurality of mounting lands 10 and component mounting holes 20 and the like are formed by wiring patterns.
- mounting lands and component mounting holes and the like are formed on the entire surface. And only the component mounting holes 20 are shown.
- a surface mounting reference mark 2, an insertion mounting reference mark 3, and a board positioning hole 4 are formed on an outer edge portion or the like of the printed wiring board 1 according to the first embodiment. The outer edge portion is a portion that becomes a discarded substrate when each of the printed wiring boards A, B, C, and D is removed from the printed wiring board 1.
- the reference positioning hole 4 is a hole serving as a reference for positioning the printed wiring board 1 with respect to the component mounting device, and is engaged with a pin (not shown) provided in the component mounting device.
- the printed wiring board 1 is placed at a desired position in the device.
- the surface-mounting reference marks 2 are formed at a plurality of positions on the printed wiring board 1, for example, near corners on substantially diagonal lines of the printed wiring board 1, and are surface-mounted. It is formed substantially diagonally around the part.
- the positioning of the surface mount component with respect to the printed wiring board 1 in the X-axis direction and the Y-axis direction is performed on the surface mount component. This can be performed based on the surface mount reference mark 2 near the component.
- the X-axis direction is the horizontal direction on the printed surface of the printed wiring board 1 (the longitudinal direction of the printed wiring board 1 shown in FIG. 1)
- the Y-axis direction is the vertical direction on the printed surface of the printed wiring board 1. It is.
- the surface mounting reference mark 2 is formed in the same manufacturing process (for example, a pattern baking process and an etching process) as the wiring pattern on the printed wiring board 1.
- the surface mounting reference mark 2 is composed of a metal foil 2a, for example, a copper metal film and an outer edge 2b around it.
- the center of the metal foil 2a is a reference point of the surface mounting reference mark 2. Therefore, there is no displacement in the positional relationship between the metal foil 2a, which is the reference point of the surface-mounting reference mark 2, and the wiring pattern.
- the outer edge 2b formed around the metal foil 2a indicating the reference point of the surface mounting is colored in a different color from the metal foil 2a, for example, black.
- the configuration is such that the center point of the metal foil 2a can be easily calculated by image processing performed by a camera.
- the metal foil 2a of the first embodiment has a square shape, the metal foil 2a may have a circular shape.
- the insertion mounting reference mark 3 is formed near a corner on a substantially diagonal line of the printed wiring board 1 and adjacent to the surface mounting reference mark 2.
- Embodiment 1 In the printed wiring board 1, two types of insertion mounting reference marks 3 are formed.
- the first insertion mounting reference mark 3a is composed of a through hole 5a and an outer edge 6a around the through hole 5a.
- the outer edge 6a of the first insertion mounting reference mark 3a is formed of a square metal foil 6a, for example, a copper thin film, and is formed of the same metal foil simultaneously with the wiring pattern.
- the second insertion mounting reference mark 3b includes a through hole 5b and an outer edge 6b around the through hole 5b.
- the outer edge 6b of the second insertion mounting reference mark 3b is colored, for example, black.
- the through holes 5a and 5b as reference holes in the first insertion mounting reference mark 3a and the second insertion mounting reference mark 3b configured as described above are provided in a hole calorie process for the printed wiring board 1 ( NC hole processing), for example, at the same time as the hole processing for mounting holes for mounting electronic components. Therefore, the through-holes 5a and 5b are formed in the printed wiring board 1 in a positional relationship with the mounting holes for electronic components without any positional displacement.
- the diameter of through holes 5a and 5b is 1. Omm, and one side of metal foil 6a is formed as a square of 3. Omm.
- the diameter of each of the through holes 5a and 5b may be 0.5 mm or more as long as the circumferential portion has a shape that allows image recognition.
- the first example of the mark recognition method is to insert and mount the reference mark 3 from above the corresponding printed wiring board 1, irradiate the reflected light with the camera above, capture the image, and use the captured image to capture the through-hole 5a. This is a method of calculating the center position of.
- the insertion mounting reference mark 3 is illuminated from below the corresponding printed wiring board 1 and an image is captured by reflecting the light passing through the through-hole 5b by the upper camera. This is a method for calculating the center position of the through hole 5b from the captured image.
- the center position of the through hole 5a is calculated by the reflected light using the first insertion mounting reference mark 3a, and in the second mark recognition method, the second mark is used.
- the center position of the through hole 5b is calculated by the penetrating light.
- the desired insertion mounting reference mark 3 on the printed wiring board is selected according to the recognition method.
- FIG. 4 is a side view showing a limit switch 30 which is a minute deformed part as an example of an insertion mounting part.
- FIG. 5 is a plan view showing a mounting portion of the printed wiring board 1 on which the limit switch 30 of FIG. 4 is mounted.
- the limit switch 30 has a contact lever 31 movable to connect and disconnect the circuit, a plurality of terminals 34 connected to the mounting land 37 of the wiring pattern, and two types of protrusions 32, 33 are provided.
- two types of component mounting holes 35 and 36 corresponding to the two types of protrusions 32 and 33 are formed in the mounting portion of the printed wiring board 1 on which the limit switch 30 is mounted.
- Mounting lands 37 are provided on both sides.
- the diameter of the first projection 32 of the limit switch 30 used in the first embodiment was 0.75 mm, and the diameter of the second projection 33 was 0.55 mm.
- the diameter of the first component mounting hole 35 was 0.85 mm, and the diameter of the second component mounting hole 36 was 0.65 mm.
- the clearance between the first projection 32 (0.75 mm in diameter) and the first component mounting hole 35 (0.85 mm in diameter) is provided on both sides of the first projection 32. Only 0.05 mm is set.
- the clearance between the second projection 33 (0.55 mm in diameter) and the second component mounting hole 36 (0.65 mm in diameter) has the same value.
- the printed wiring board 1 according to the first embodiment is transported to a component mounting device, and is arranged at a desired position of the component mounting device by a board positioning hole 4.
- a board positioning hole 4 since the board positioning holes 4 and the wiring pattern mounting lands 10 (for example, reference numeral 37 in FIG. 5) are not formed in the same manufacturing process, a positional shift occurs in their respective positional relationships. May be.
- the surface mounting reference mark 2 is projected by a camera and the center point of the metal foil 2a is determined by image processing.
- the calculated center point is used as a reference point for surface mounting. This The surface mounting component is mounted at a predetermined position on the printed wiring board 1 based on the reference point of the surface mounting by the component mounting device.
- the insertion mounting reference mark 3 is projected by a camera, and image processing is performed to calculate the center point of the through hole 5a or 5b as a reference hole. The calculated center point is used as the reference point for insertion mounting.
- An insertion mounting component is mounted on a predetermined position of the printed wiring board 1 by a component mounting device based on the reference point of the insertion mounting.
- the through-hole (5a or 5b) which is the reference hole of the insertion mounting reference mark 3 is formed in the same manufacturing process as the component mounting hole 20 (35, 36) of the insertion mounting component, for example. Since they are formed by the NC machine tool, the positional relationship between the printed wiring boards 1 is maintained without any positional deviation on the respective printed wiring boards 1. Is securely inserted into the predetermined component mounting hole 20 (35, 36), and the inserted mounting component is securely mounted.
- the defective product rate was 0.001% or less.
- the defective product rate greatly differs for each production lot of the printed wiring board, and the defective product rate is reduced. In some cases, it exceeded 0%. This is because the positional relationship between the mounting land 10 of the wiring pattern and the component mounting hole 20 caused a large displacement, and in experiments, a force that could not cope with a displacement of 0.15 mm or more. Conceivable.
- the clearance between the projection of the inserted mounting component and the component mounting hole was set to 0.2 mm or more, so this was not a problem. It is considered that the above-mentioned clearance, which achieves miniaturization and miniaturization of parts, is set to be extremely small, and the occurrence of defective products has increased.
- the insertion mounting component is mounted based on the center point of the reference hole of the insertion mounting reference mark. Even when the clearance between the component mounting holes 35, 36 and the component mounting holes 35, 36 is 0.05 mm, the insertion mounting components are accurately arranged and mounted at desired positions on the printed wiring board 1.
- the insertion mounting reference mark 3 is formed diagonally on the edge portion of the board, but the present invention is applied to such an embodiment.
- the present invention is not limited to this, and a plurality of sets may be formed in an empty space inside a printed wiring board, or may be formed diagonally in the vicinity of a corresponding insertion mounting component.
- the example in which the surface mounting reference mark 2 and the insertion mounting reference mark 3 are formed on the discarded substrate in the printed wiring board 1 has been described, but depending on the configuration of the printed wiring board, the surface mounting reference marks 2 and Z or Z or It is also possible to form the insertion mounting reference mark 3 in the same area as the wiring pattern.
- the reference hole is indicated by a circular through-hole, but the reference hole is not limited to such a shape. Any shape can be used as long as the reference point can be calculated by image recognition.
- the first mark recognition method need not be a through hole but may be a bottomed hole.
- the reference hole may have any shape as long as the center point can be calculated, for example, a polygonal shape.
- the printed wiring board in which the density of the wiring pattern is increased, miniaturized, and the component is miniaturized is reduced. Even when the production lot of the board is changed and the positional relationship between the wiring pattern and the component mounting hole is shifted, the inserted mounting component is securely mounted at a desired position, and the manufacturing cost can be significantly reduced. Therefore, according to the method for attaching components to the printed wiring board of Embodiment 1, minute components can be reliably arranged at accurate positions, and excellent productivity and workability are achieved. Further, the manufacturing cost of the printed wiring board according to the first embodiment is significantly reduced, and low-priced products can be manufactured.
- FIG. 6 is a plan view showing the vicinity of the mounting reference mark on the printed wiring board according to the second embodiment.
- the printed wiring board according to the second embodiment is provided on the printed wiring board 1 according to the first embodiment, and the mounting reference mark 40, which is a combination of the surface mounting reference mark 2 and the insertion mounting reference mark 3, is provided. It is provided.
- the configuration of the printed wiring board according to the second embodiment other than the mounting reference mark is the same as that of the printed wiring board according to the first embodiment.
- the mounting reference mark 40 is a reference hole 41 serving as a mounting reference for the inserted mounting component. And a metal foil 42 formed around the reference hole 41, and a black outer edge 43 having a different hue from the metal foil 42 around the metal foil 42, for example.
- the reference hole 41 is formed in the same manufacturing process as the component mounting hole into which the projection of the inserted mounting component is to be fitted, so that there is no displacement between the reference hole 41 and the component mounting hole, and a predetermined positional relationship is maintained. . Therefore, the center point of the reference hole 41 is calculated by image processing and becomes a reference point for insertion and mounting, and the inserted mounting component is accurately arranged and mounted at a desired position on the printed wiring board 50.
- the circular metal foil 42 for example, a copper thin film is formed in the same manufacturing process as the wiring pattern, and there is no displacement between the wiring pattern and the metal foil 42. The positional relationship is maintained.
- An outer edge 43 having a different hue is formed around the metal foil 42 so that the outer peripheral portion of the circular metal foil 42 can be grasped by image recognition.
- the mounting reference mark 40 is irradiated, the reflected light is reflected by the camera, and image processing is performed, and the center point of the reference hole 41 is calculated.
- This center point is the reference point for insertion mounting.
- the boundary portion between the metal foil 42 and the outer edge 43 is recognized by image processing from the reflected light of the mounting reference mark 40, and the center point of the circular metal foil 42 is calculated.
- This center point is a reference point for surface mounting. Therefore, the deviation between the reference point for insertion mounting and the reference point for surface mounting is the displacement distance between the component mounting hole for the insertion mounting component and the mounting land of the wiring pattern. When the displacement distance exceeds a predetermined value, the printed wiring board is automatically discharged out of the system in the manufacturing process as a defective product.
- the printed wiring board according to the second embodiment is configured such that components can be mounted by one mounting reference mark 40 having a function of combining a surface mounting reference mark and an insertion mounting reference mark. Therefore, it is possible to form a mounting reference mark even on a limited mounting surface of a printed wiring board for which miniaturization is required. Further, according to the method of mounting components on a printed wiring board according to the second embodiment, the mounted components can be securely mounted at desired positions, and the manufacturing cost can be significantly reduced.
- the demand for higher density and finer wiring patterns and the securement of minute components It can be used for printed wiring boards because it can respond to simple mounting and can greatly reduce manufacturing costs.
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Structure Of Printed Boards (AREA)
- Supply And Installment Of Electrical Components (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004133739A JP4536416B2 (ja) | 2004-04-28 | 2004-04-28 | プリント配線基板及びそのプリント配線基板への部品取付方法 |
| JP2004-133739 | 2004-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005107343A1 true WO2005107343A1 (ja) | 2005-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/007851 Ceased WO2005107343A1 (ja) | 2004-04-28 | 2005-04-25 | プリント配線基板及びそのプリント配線基板への部品取付方法 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4536416B2 (ja) |
| CN (1) | CN100534259C (ja) |
| WO (1) | WO2005107343A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006057738A1 (de) * | 2006-12-07 | 2008-06-19 | Siemens Ag | Leiterplattennutzen und Verfahren zur Verarbeitung eines Leiterplattennutzens |
| DE102006058569A1 (de) * | 2006-12-12 | 2008-06-26 | Siemens Ag | Leiterplatte und Verfahren zur Verarbeitung einer Leiterplatte eines Leiterplattennutzens |
| JP6832499B2 (ja) * | 2015-02-26 | 2021-02-24 | パナソニックIpマネジメント株式会社 | テープフィーダ |
| JP6582677B2 (ja) * | 2015-07-24 | 2019-10-02 | 富士ゼロックス株式会社 | 基板装置及び光学装置の製造方法 |
| CN114501799B (zh) * | 2020-10-27 | 2023-05-30 | 健鼎(无锡)电子有限公司 | 用于电路板制作工艺的对位方法及复合靶点 |
| JP2025139409A (ja) * | 2024-03-12 | 2025-09-26 | サミー株式会社 | 遊技機 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61123564U (ja) * | 1985-01-22 | 1986-08-04 | ||
| JPS6217169U (ja) * | 1985-07-17 | 1987-02-02 | ||
| JPH0241473U (ja) * | 1988-09-09 | 1990-03-22 | ||
| JPH1027950A (ja) * | 1996-07-09 | 1998-01-27 | Toppan Printing Co Ltd | プリント配線板 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3767691B2 (ja) * | 2002-02-27 | 2006-04-19 | セイコーエプソン株式会社 | 配線基板及びテープ状配線基板の製造方法 |
| JP4317351B2 (ja) * | 2002-08-23 | 2009-08-19 | 富士機械製造株式会社 | 回路基板管理方法および電子回路生産システム |
-
2004
- 2004-04-28 JP JP2004133739A patent/JP4536416B2/ja not_active Expired - Fee Related
-
2005
- 2005-04-25 CN CNB2005800133267A patent/CN100534259C/zh not_active Expired - Fee Related
- 2005-04-25 WO PCT/JP2005/007851 patent/WO2005107343A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61123564U (ja) * | 1985-01-22 | 1986-08-04 | ||
| JPS6217169U (ja) * | 1985-07-17 | 1987-02-02 | ||
| JPH0241473U (ja) * | 1988-09-09 | 1990-03-22 | ||
| JPH1027950A (ja) * | 1996-07-09 | 1998-01-27 | Toppan Printing Co Ltd | プリント配線板 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100534259C (zh) | 2009-08-26 |
| CN1965617A (zh) | 2007-05-16 |
| JP2005317753A (ja) | 2005-11-10 |
| JP4536416B2 (ja) | 2010-09-01 |
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