CN112055626B - Lead cutting unit and mounting machine provided with same - Google Patents

Lead cutting unit and mounting machine provided with same Download PDF

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Publication number
CN112055626B
CN112055626B CN201880092952.7A CN201880092952A CN112055626B CN 112055626 B CN112055626 B CN 112055626B CN 201880092952 A CN201880092952 A CN 201880092952A CN 112055626 B CN112055626 B CN 112055626B
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China
Prior art keywords
information
unit
lead
cutter
fixed
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CN201880092952.7A
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Chinese (zh)
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CN112055626A (en
Inventor
迟晓东
野野村年弘
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Fuji Corp
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Fuji Corp
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Publication of CN112055626A publication Critical patent/CN112055626A/en
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Publication of CN112055626B publication Critical patent/CN112055626B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F11/00Cutting wire
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D17/00Shearing machines or shearing devices cutting by blades pivoted on a single axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/09Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/27Means for performing other operations combined with cutting
    • B26D7/28Means for performing other operations combined with cutting for counting the number of cuts or measuring cut lenghts

Abstract

The present disclosure addresses the problem of improving the usability of a lead cutting unit and a mounting apparatus equipped with the lead cutting unit. In the lead cutting unit according to the present disclosure, the plurality of leads of the lead element are cut by the relative movement of the plurality of cutters, but the information recording portion is provided in at least one of the plurality of cutter holding members that respectively hold the plurality of cutters. The information recording unit records information on the cutter, information on the lead cutting unit, and the like. For example, the following advantages are obtained by supplying the information recorded in the information recording unit to the mounting machine: the operator does not need to input information about the cutter to the mounting machine every time the cutter holding member is replaced.

Description

Lead cutting unit and mounting machine provided with same
Technical Field
The present disclosure relates to a lead cutting unit and a mounting machine including the lead cutting unit.
Background
In the mounting machine described in patent document 1, a lead correction unit for correcting a lead is held by a unit holding device capable of holding a tape feeder. The lead wire of the target lead element is corrected by a correction method determined based on the lead element information of the target lead element, which is a lead element to be worked. In the mounting machine described in patent document 2, the number of times of use of the fixed blade and the movable blade of the lead cutting unit is counted and stored. In addition, when the number of times of use exceeds the number of times of warning input by the operator, a warning is generated.
Documents of the prior art
Patent document
Patent document 1: international publication No. 2014/038087
Patent document 2: japanese laid-open patent publication No. 10-296584
Disclosure of Invention
Problems to be solved by the invention
The present disclosure addresses the problem of improving the usability of a lead cutting unit and a mounting apparatus equipped with the lead cutting unit.
Means, action and Effect for solving the problems
In the lead cutting unit according to the present disclosure, the plurality of leads of the lead element are cut by the relative movement of the plurality of cutters, but the information recording portion is provided in one or more of the plurality of cutter holding members that hold the plurality of cutters. The information recording unit records information on the cutter, information on the lead cutting unit, and the like. For example, the information recorded in the information recording unit is supplied to the mounting machine, which provides the following advantages: the operator does not need to input information about the cutter to the mounting machine every time the cutter holding member is replaced. In addition, in patent documents 1 and 2, the information recording portion provided in the cutter holding member is not described.
Drawings
Fig. 1 is a perspective view of a mounting machine according to an embodiment of the present disclosure.
Fig. 2 is a perspective view showing a part of the component insertion device of the mounting machine.
Fig. 3 (a) and 3 (C) are perspective views of the lead member to be worked by the mounting machine. Fig. 3 (B) and 3 (D) are side views of the pin member.
Fig. 4 is a front view of the cartridge of the above-described component insertion device.
Fig. 5 is a perspective view of the lead cutting unit of the mounting machine.
Fig. 6 is a side view conceptually showing the inside of the lead cutting unit.
Fig. 7 is a plan view conceptually showing a lead cutting mechanism of the lead cutting unit.
Fig. 8 (a) and 8 (B) are plan views of the fixed blade holding member of the lead cutting mechanism.
Fig. 9 (a) and 9 (B) are views showing relative positions of the lead element and the main body of the lead cutting unit.
Fig. 10 is a block diagram conceptually showing the periphery of the control device of the mounting machine.
Fig. 11 is a conceptual view showing information included in the 2D code attached to the fixed blade holding member.
Fig. 12 is a diagram conceptually showing information recorded in the label of the lead cutting unit.
Fig. 13 is a diagram conceptually showing the target lead information stored in the storage unit of the control device.
Fig. 14 is a diagram conceptually showing information stored in the storage unit in association with the fixed blade ID.
Fig. 15 is a diagram conceptually showing information stored in the storage unit in association with a cell ID.
Fig. 16 is a display screen of the display of the mounting machine.
Fig. 17 is another display screen of the display.
Fig. 18 is another display screen of the display.
Fig. 19 is another display screen of the display.
Fig. 20 is another display screen of the display.
Fig. 21 is a flowchart showing a procedure of job preprocessing stored in the storage unit.
Fig. 22 is a flowchart showing a part of the above-described routine.
Fig. 23 is a flowchart showing another part of the above-described routine.
Fig. 24 is a flowchart showing another part of the above-described routine.
Fig. 25 is a flowchart showing another part of the above-described routine.
Fig. 26 is a flowchart showing a lead positioning program stored in the storage unit.
Fig. 27 is a flowchart showing a fixed blade history management program stored in the storage unit.
Fig. 28 is a flowchart showing a movable blade history management program stored in the storage unit.
Detailed Description
Hereinafter, a mounting machine according to an embodiment of the present disclosure will be described in detail with reference to the drawings.
Examples
As shown in fig. 1, the mounting machine 1 includes an assembly apparatus body 10, a substrate conveyance holder 12, a component feeder 14, a component inserter 16, a lead cutting device 18, and the like.
The substrate transport holding device 12 transports and holds a circuit substrate S (hereinafter, simply referred to as a substrate S). In fig. 1, x is a conveying direction of the substrate S by the substrate conveying and holding device 12, y is a width direction of the substrate S, and z is a thickness direction of the substrate S. y is the front-rear direction of the mounting machine 1, and z is the up-down direction. Wherein, the x direction, the y direction and the z direction are mutually orthogonal.
The component feeder 14 includes a plurality of trays 14t (see fig. 4) and feeds the pin components P inserted and mounted on the substrate S. Each of the trays 14t accommodates a plurality of lead components P. As shown in fig. 3 (a) to 3 (D), the lead members Pa and Pb include the element main bodies pho and PHb and the plurality of leads PLa and PLb, respectively, but the lead members Pa and Pb differ in the number of leads PLa and PLb, the relative positions of the leads PLa and PLb with respect to the element main bodies pho and PHb, and the like. Hereinafter, when the lead elements Pa and Pb are collectively referred to, when the lead elements Pa and Pb do not need to be distinguished from each other, the subscripts a and b … are not given, and the lead elements P, the element body PH, and the leads PL are simply referred to.
The component inserting device 16 conveys the lead components P and inserts the leads PL into the through holes of the lead cutting unit 26 of the lead cutting device 18 or into predetermined holes formed in a plurality of through holes on the substrate S conveyed and held by the substrate conveying and holding device 12. As shown in fig. 2, the component insertion device 16 includes work heads 20, 21, a work head moving device 22, and the like. The work head moving device 22 moves the work heads 20 and 21 in the x direction, the y direction, and the z direction, and includes an x-direction moving device 22x, a y-direction moving device 22y, a z-direction moving device 22z, and the like. The x-direction moving device 22x, the y-direction moving device 22y, and the z-direction moving device 22z each include a drive source such as an electric motor, and the positions of the work heads 20 and 21 in the x-direction, the y-direction, and the z-direction are controlled by the control of the electric motors.
An element holder such as a chuck 24 shown in fig. 4 is attached to each of the work heads 20 and 21. The camera 25 as an imaging device is attached to the head holder so as to be movable in the x direction, the y direction, and the z direction integrally with the work head 20. The chuck 24 includes a chuck main body 24h and a pair of claw portions 24a and 24b held by the chuck main body 24h so as to be capable of approaching and separating from each other. The clip 24 holds and holds the pin member P by a pair of claw portions 24a and 24 b.
The lead cutting device 18 includes a plurality of lead cutting units 26a, 26b …, etc., wherein the lead cutting units 26a, 26b are different in kind from each other as shown in fig. 5. Hereinafter, when the above-described lead cutting units 26a and 26b … are collectively referred to, when no distinction is necessary, or the like, the subscripts a and b … are not added, and the lead cutting unit 26 is simply referred to as a lead cutting unit (hereinafter simply referred to as a unit). The same applies to the constituent elements of the unit 26.
The cells 26 are held by cell holding members 28, respectively. The unit holding member 28 includes a holding table 30 and a positioning plate 32. The holding base 30 is provided with a plurality of holding grooves 29 and an engaging groove 31 extending in parallel to each other, and the positioning plate 32 is provided with two positioning recesses 33 and 34 and a connector connecting portion 35 corresponding to the respective grooves 29. The unit holding member 28 is electrically connected to a power supply of the mounting apparatus 1, the main control apparatus 100, and the like.
As shown in fig. 6, the unit 26 includes two positioning projections 37 and 38 and a connector 39 provided on an end surface of the unit body 36, and an engaging projection provided on a bottom surface of the unit body 36. The unit 26 is held in the groove 29 in a state where the engaging convex portion engages with the engaging groove 31 of the holding base 30, the positioning convex portions 37 and 38 are fitted with the positioning concave portions 33 and 34 of the unit holding member 28, and the connector 39 is fitted with the connector connecting portion 35.
The cells 26 are aligned in the x direction in a posture in which the longitudinal direction of the cell main body 36 is the y direction and the width direction is the x direction, and are held by the cell holding member 28. In this state, the unit 26 is electrically connected to the unit holding member 28, and the unit 26 is electrically connected to the power supply of the mounting machine 1 and the main control apparatus 100. Further, in the present embodiment, the cells 26 occupy the amount of the three grooves 29, respectively.
As shown in fig. 7, the unit 26 cuts the plurality of leads PL of the lead element P by the relative movement of the fixed blade 46 and the movable blade 50, which are a plurality of cutters, and includes a unit main body 36, a lead cutting mechanism 40 (see fig. 7), a lead piece collecting mechanism 42, and the like.
The lead cutting mechanism 40 includes a fixed blade holding member 48 and a movable blade holding member 52 as a blade holding member, and a driving device 54 for driving the movable blade holding member 52. The fixed blade holding member 48 and the movable blade holding member 52 are provided in a state where the fixed blade 46 and the movable blade 50 are opposed to each other in the width direction (x direction) of the unit body 36 and are arranged in the vertical direction.
The fixed blade holding member 48 is substantially flat and is detachably attached to the upper portion of the unit main body 36 at its peripheral portion. The fixed blade holding member 48 has one or more through holes 60 into which the plurality of leads PL can be inserted, and the fixed blade 46 is provided at each of the edges of the one or more through holes 60 on the side away from the movable blade holding member 52 in the width direction. In this way, the fixed blade holding member 48 is provided with one or more fixed blades 46.
Each of the one or more through holes 60 is formed in a size into which the lead PL can be inserted, and is generally designed to have an opening as small as possible in consideration of the cross-sectional shape of the lead, the degree of bending of the lead, and the like, and in order to prevent the entry of foreign matter. The lead wire does not necessarily extend straight and may be bent within a predetermined allowable range, and therefore the opening of the through hole 60 is set in consideration of the degree of bending of the lead wire.
A strip-shaped label 62 on which a two-dimensional code (hereinafter, referred to as a 2D code) C as an information recording portion in which a plurality of pieces of information are recorded is printed is attached to the upper surface of the fixed blade holding member 48 in a state in which the label can be photographed by the camera 25. The information recorded in the 2D code C is acquired based on the captured image of the 2D code C captured by the camera 25. Note that the label 62 may be made of paper or plastic, for example.
One or more reference marks 63 are formed in an intermediate portion of the upper surface of the fixed blade holding member 48. In the present embodiment, one reference mark 63 having a substantially circular dot shape is formed by, for example, sintering with a laser or the like. The reference mark 63 is provided to improve the positioning accuracy of the lead PL with respect to the fixed blade 46 before the lead is cut in the unit 26.
For example, it is conceivable to store in advance the relative position between the unit-side reference surface, which is the end surface of the unit main body 36 facing the positioning plate 32, and the fixed blade 46, determine the position of the unit-side reference surface based on the captured image of the camera 25, and determine the position of the fixed blade 46 relative to the unit-side reference surface based on the determined position and the stored relative position. However, there are problems that the actual relative positions of the unit-side reference surface and the fixed blade 46 are displaced due to the individual displacement of the units 26, and the positioning accuracy of the plurality of leads and the fixed blade 46 is degraded.
For this reason, in the present embodiment, the reference mark 63 is provided on the fixed blade holding member itself, and relative position information, which is information indicating the relative position between the reference mark 63 and one or more fixed blades 46, is stored in advance. In the present embodiment, information indicating the relative positions of the reference mark 63 and the predetermined reference point and reference line of each of the one or more through holes 60 is stored as the relative position information. The fixed blade 46 is a part of the edge of the through hole 60, and the relative positional relationship between the reference point and the reference line of the through hole 60 and the fixed blade 46 is known. There are also cases where the reference line and the reference point of the through hole 60 are set in the fixed blade 46. Therefore, when the relative positions of the reference mark 63 and the reference points and reference lines of the one or more through holes 60 are determined, the relative positions of the reference mark 63 and the one or more fixed blades 46 can be uniquely determined. Accordingly, the relative position of the reference mark 63 to the reference point of the one or more through holes 60 and the reference line can be considered as the relative position of the reference mark 63 to the one or more fixed blades 46. The reference point may be, for example, a center point of the through hole 60, and the reference line may be a line passing through the center point of the through hole, a line passing through the fixed blade, a line indicating a region into which the lead wire can be inserted, or the like.
As shown in fig. 6 and 7, the movable blade holding member 52 is detachably attached to an arm portion 64 having a curved shape extending in a substantially longitudinal direction, and the movable member 65 is configured by including the movable blade holding member 52 and the arm portion 64. One end portion in the longitudinal direction of the movable member 65 is rotatably held by the unit main body 36 by a pin-like member 66, and the roller 67 is relatively rotatably held below the fixed blade holding member 48 around an axis extending in the vertical direction at the other end portion in the longitudinal direction. The movable blade 50 is provided at the upper end edge of the movable blade holding member 52 on the side facing the fixed blade 46. A return spring, not shown, is provided between the movable member 65 and the unit main body 36.
The driving device 54 includes a cylinder 68 as a driving source and a tilting member 70 operated by the cylinder 68. The cylinder 68 includes a piston 69 slidably provided in a cylinder main body, two air chambers partitioned by the piston 69, and the like, and the tilting member 70 is held by a piston rod of the piston 69 so as to be movable integrally therewith. The inclined member 70 extends in the longitudinal direction (y direction) of the unit body 36, and has an inclined surface 71 that is inclined in the width direction (x direction) from the movable blade side to the fixed blade side as it is separated from the movable blade holding member 52 in the longitudinal direction. The inclined surface 71 can engage with the roller 67 of the movable blade holding member 52.
Further, solenoid valves 74 (see fig. 10) are provided between the two air chambers of the air cylinder 68 and an air source (not shown) and the atmosphere provided in the mounting machine 1. The air source is selectively communicated with one of the two air chambers by the control of the solenoid valve 74, and the piston 69 is advanced and retreated, in other words, moved toward and away from the movable blade holding member 52.
Further, the lead cutting mechanism 40 is provided with a cut switch 76. The cut-off switch 76 detects that the movable blade holding member 52 has reached the cut-off position, and includes: a lever 76r provided to the arm portion 64 so as to be integrally rotatable; and an electromagnetic detection portion 76s provided at a position corresponding to the cutting position of the movable blade holding member 52 and detecting the lever 76 r. The cut-off switch 76 outputs an on signal when the lever 76r is detected by the detection section 76 s.
In the present embodiment, the inclined surface 71 is separated from the roller 67 at the retreat end position of the piston 69. The movable blade holding member 52 is at the retreat position, and the movable blade 50 is separated from the fixed blade 46. The piston 69 is advanced by the cylinder 68, and the tilting member 70 is advanced. The inclined surface 71 engages with the roller 67, and rotates the movable member 65 about the shaft member 66 toward the fixed blade 50. Thereby, the movable blade holding member 52 reaches the cutting position, the lead line PL is cut by the fixed blade 46 and the movable blade 50, and the cut switch 76 outputs an on signal. When the piston 69 is retracted to the retracted end position by the cylinder 68, the movable blade holding member 52 is returned to the retracted position by the return spring.
The through holes 60a and 60b are different between the fixed blade holding member 48a attached to the unit 26a and the fixed blade holding member 48b attached to the unit 26 b. As shown in fig. 8a, one through hole 60a extending in the longitudinal direction is formed in the fixed blade holding member 48a, two through holes 60b are formed in the fixed blade holding member 48b at intervals in the longitudinal direction, and the through holes 60b are arranged in two rows (2 × 2) at intervals in the width direction, so that four through holes 60b are formed in total.
As shown in fig. 11, the 2D code C of the label 62 attached to the fixed blade holding member 48 includes a fixed blade ID as identification information for individually distinguishing the fixed blade holding member 48, through-hole information as information on the through-hole 60 formed in the fixed blade holding member 48, cutting capability information as information on the cutting capability of the unit 26, relative position information as information indicating the relative position of one or more reference points or reference lines predetermined for each of the reference mark 63 and the one or more through-holes 60, and the like.
The fixed blade IDs are individually attached to the respective fixed blade holding members 48, and are assumed to be different information even if the fixed blade holding members 48 are the same kind of members (the through holes 60 having the same shape).
The through-hole information includes information indicating the number of through- holes 60a and 60b and the shape (including the size) of each through-hole. As shown in fig. 8a, the through-hole information on the through-holes 60a includes information indicating one, the width wu, the length Lu in the longitudinal direction, and the like, and as shown in fig. 8B, the through-hole information on the through-holes 60B includes information indicating four, the diameter Φ u, the arrangement (2 × 2), the pitch d1u, and the d2 u. Since the edges of the through holes 60a and 60b are partially defined as the fixed blades 46a and 46b, respectively, the cutter information, which is information relating to the fixed blades, is uniquely determined based on the through hole information. Therefore, the through-hole information can be regarded as the cutter information.
The cutting capability information includes information indicating a maximum value of the sum of the cross-sectional areas of the lead wires that can be cut by the unit 26, i.e., a cutting cross-sectional area, information indicating a minimum value of the lengths of the lead wires that can be cut, i.e., a cutting length, and the like. The cuttable cross-sectional area is determined by the material of the fixed knife 46 and the movable knife 50, the driving force of the driving device 54, and the like. In addition, since the cuttable cross-sectional area differs depending on the material of the lead, in the present embodiment, it is stored in association with the material of the lead.
The area and length of the cuttable portion can be obtained in advance by experiments, simulations, and the like. In addition, the cuttable area and the cuttable length can be determined in consideration of the safety factor.
Furthermore, the cutting capability information can include information indicating a plurality of groups (Φ, n) of the diameter (Φ) and the maximum number (n) of the cuttable leads.
In addition, it is not necessarily required to include information indicating the cuttable length in the cutting capability information.
The relative position information includes information indicating distances in the x direction and the y direction between the reference mark 63 and the reference point of the one or more through holes 60, the reference line, and the like. For example, the relative positional information on the fixed blade holding member 48a shown in fig. 8 (a) includes information on a line L o indicating the center in the width direction of the reference line passing through the through hole 60a and the reference mark 63a, distances xm and xn in the width direction of the line Lc including the cutting blade 46, and distances ym and yn in the length direction of the reference lines Lw1 and Lw2 at both ends of the reference mark 63a and the portion defining the maximum width wu of the through hole 60 a. The relative positional information on the fixed blade holding member 48B shown in fig. 8 (B) includes information indicating distances xm, xn, ym, yn in the x direction and the y direction from the reference mark 63B to the center point Pc as the reference point of each of the four through holes 60B.
The lead piece collecting mechanism 42 collects the cut lead pieces, and includes a collecting box 84 and a collecting passage 86. The recovery passage 86 is opened below the through hole 60 of the fixed blade holding member 48 of the lead cutting mechanism 40. The lead pieces housed in the recovery box 84 can be easily discarded by detaching the recovery box 84 from the unit body 36.
The unit 26 is provided with a control board 90 as a unit control device mainly including a computer. The input/output portion of the control board 90 is connected to a cut-off switch 76, a solenoid valve 74, and the like. The control board 90 controls the solenoid valve 74 to rotate the movable blade holding member 52, thereby cutting the lead line PL. Each time cutoff switch 76 outputs an on signal, the on signal, that is, cutoff information indicating that lead PL has been cut is supplied to main control device 100.
Further, a label 92 as a unit information recording portion is provided on an end face of the unit 26. As shown in fig. 12, a unit ID as identification information individually given to each of the plurality of units 26, movable blade history information as information indicating the number of times the movable blade 50 is used, and the like are recorded in the tag 92. The tag 92 is located at a position facing a tag information control unit 94 provided in the unit holding member 28, and information recorded in the tag 92 is read or rewritten by the tag information control unit 94.
As shown in fig. 10, the mounting machine 1 is provided with a main control apparatus 100 mainly including a computer. The main control device 100 includes an execution unit 100c, a storage unit 100m, an input/output unit 100f, and the like, and the input/output unit 100f is connected to the substrate transport and holding device 12, the component supply device 14, the component insertion device 16, the lead wire cutting device 18, the tag information control unit 94, the display 102, the operation start switch 104, the operation stop switch 106, the reset switch 108, and the like.
The storage unit 100m (which may include a ROM, a RAM, or the like) of the main control apparatus 100 stores JOB information (may also be referred to as JOB information) and the like. The work information is supplied from a host computer or directly input by an operator. The work information includes lead component information, which is information related to a lead component, which is a work target (specifically, a cutting target of the unit 26) in the mounting machine 1, and target lead information, which is information related to a target lead provided in each target lead component. The work information also includes information indicating the holding position of the unit held by the unit holding member 28 with respect to the unit holding member 28, and the like.
As shown in fig. 13, the target lead information includes information indicating the number of target leads, the cross-sectional shape (for example, diameter Φ in the case of a circular cross-sectional shape, lengths a, b of respective sides in the case of a rectangular cross-sectional shape), the length Lp from one end portion to the other end portion in the case of a plurality of target leads arranged in a row, the arrangement (m × n), the pitch, material, and cut length of the target leads. For example, the information on the target lead PLa shown in fig. 3 (a) and 3 (B) includes 18 leads, a diameter Φ pa, a length Lpa between ends, a material (copper), a cut length Ga, and the like, and the information on the target lead PLb shown in fig. 3 (C) and 3 (D) includes four leads, a diameter Φ pb, an arrangement (2 × 2), a pitch D1p, D2p, a material (iron), a cut length Gb, and the like.
The target lead information may include information indicating the cross-sectional area of each of the target leads and the total of the cross-sectional areas of the plurality of target leads as the cross-sectional shape.
The lead component information is information related to the outer shape of the lead component, and includes information indicating the distance between the two ends of the component body in the width direction and the reference point of the lead. The end of the element main body is the most protruding portion in the width direction. The rectangular parallelepiped element body corresponds to an end face in the width direction, and corresponds to a most protruding portion in the case where the element body has a concave-convex shape. The reference point of the lead can be a center point of a cross section of the lead, a predetermined point on a side surface, or the like.
For example, the information on the target lead element Pa shown in fig. 3a and 3B includes a distance x1a from a center point (a line passing through the center point is denoted by Lt) of a cross section of the target lead PLa to the first end surface FPa as the first end portion in the width direction of the element main body PHa, a distance x2a from the second end surface FQa as the second end portion, and a posture. With respect to the subject pin element Pb shown in fig. 3 (C) and 3 (D), a distance x1b between the center point of one cross section of the plurality of subject leads PLb and the first side surface FPb as the first end portion of the element main body PHb, a distance x2b from the second side surface FQb as the second end portion, and the like are included. As shown in fig. 3 (D), when the distances x1b and x2b between the center point of one target lead PLb of the four target leads PLb and the first side surface FPb and the second side surface FQb are obtained, the distances between the center points of the remaining target leads PLb and the first side surface FPb and the second side surface FQb can be obtained by considering the pitch D2p of the target leads PLb.
The posture of the target lead element is the orientation of the target lead element with respect to the unit 26 when the target lead is cut and the fixed blade 46 is positioned. For example, as shown in fig. 9, in the target lead element Pa in which the element body PH includes the holder Ps, the orientation in which the holder Ps does not interfere with the cell body 36 may be determined. In the unit 26a, the distance (xh1a + wu/2) between the fixed blade 46a and the first side surface Fma, which is the movable blade side surface of the unit main body 36a, is greater than the distance (xh2a-wu/2) between the fixed blade side surface and the second side surface Fsa, which is the fixed blade side surface (xh1a + wu/2> xh2 a-wu/2). Therefore, as shown in fig. 9 (a), when the lead element Pa to be mounted is oriented such that the holder Ps is located on the movable blade side, in other words, oriented such that the holder Ps is located on the first side surface Fma side, the holder Ps interferes with the unit main body 36. On the other hand, as shown in fig. 9 (B), when the target lead member Pa is mounted in an orientation in which the holder Ps is positioned on the stationary blade side, in other words, in an orientation in which the holder Ps is positioned on the second side surface Fsa side, interference between the holder Ps and the unit body 36 can be avoided.
Thus, the information indicating the posture of the target lead element Pa can be set to information indicating the orientation in which the first side surface FPa of the element body PH is positioned on the fixed blade side (second side surface Fsa side) of the unit body 36.
In the storage unit 100m, the individual information of the fixed blade holding member 48 and the unit 26 is stored in association with the fixed blade ID and the unit ID, respectively.
For example, as shown in fig. 14, history information of one or more fixed blades 46 and information on the life of one or more fixed blades 46 are stored in association with the fixed blade ID. The history information of the one or more fixed blades 46 includes the number of times the one or more fixed blades 46 are used. The information on the lifetime includes the number of uses until guidance is issued that requires replacement of one or more fixed blades 46, that is, the number of times of replacement-required uses. Normally, the standard value is stored as the number of times of replacement and use, but a value input by an operator may be stored.
As shown in fig. 15, information on the lifetime such as the number of times the movable blade 50 needs to be replaced and used, unit information, and the like are stored in association with the unit ID. The cell information is information related to the outer shape of the cell body 36, and corresponds to information indicating the distance between the reference point or reference line of one or more through holes 60 and both side surfaces of the cell body 36 in the width direction, and the like. When the distance between the two side surfaces in the width direction of the unit main body 36 and the reference point or reference line of the one or more through holes 60 is obtained, the distance between the two side surfaces in the width direction of the unit main body 36 and the one or more fixed blades 46 can be uniquely determined. Therefore, the unit information can be considered as information indicating the relative positions (distances) between the two side surfaces Fm, Fs and the one or more fixed blades 46 in the width direction of the unit main body 36.
For example, the information on the cell 26a shown in fig. 8 (a) includes information indicating distances xh1a, xh2a between a line Lx as a reference line of the through hole 60a passing through the center in the width direction and the first side surface Fma, the second side surface Fsa of the cell body 36a, and the information on the cell 26B shown in fig. 8 (B) includes information indicating distances xh1B, xh2B between a center point Pc as one reference point of the through hole 60B and the first side surface Fmb, the second side surface Fsb of the cell body 36. As in the above case, if the distances between the reference points and the first side surface Fmb and the second side surface Fsb are known for one of the plurality of through holes 60b, the distances between the reference points of all the through holes 60b and the first side surfaces Fmb and Fsb can be obtained by considering the pitch d2 u.
The display 102 indicates the state of the mounter 1, and for example, as shown in fig. 16, displays information "job prohibition" 120 indicating prohibition of start of a job, or as shown in fig. 17, when the lead line PL is positioned at a position abutting against the fixed blade 46 and the lead member P is extended in the width direction (x direction) from the unit 26, information "amount of n-slot extended" 122 indicating the amount of extension is displayed together with the information "job prohibition" 120, or as shown in fig. 18 and 19, information "fixed blade required to be replaced" 124 "indicating that the number of times of use of the fixed blade 46 and the movable blade 50 has reached the number of times of use required to be replaced, or" movable blade required to be replaced "126. The information "movable blade needs to be replaced" 126 and the information indicating the number of uses of the movable blade "number of uses: the n times 128 are displayed together. As shown in fig. 20, an operation screen 130 in the case where the number of times of use required for replacement of the fixed blade 46 or the movable blade 50 is changed from a standard value is displayed on the display 102. In the operation screen 130, a standard value of the number of times of replacement and use of the fixed blade 46 or the movable blade 50 is displayed, and the number of times of replacement and use can be increased or decreased from the standard value.
In the present installation machine 1, when a predetermined work start condition such as an on operation of the work start switch 104 by an operator is satisfied, a work start command is output. The work preprocessing is performed in response to a work start command, and the lead cutting work and the like are performed after the work preprocessing. When a predetermined job stop condition such as an on operation of the job stop switch 106 is satisfied, a job stop command is output. The wire cutting operation is stopped by the operation stop command, and post-operation processing is performed. The reset switch 108 is a switch that is operated when predetermined information is deleted.
The main control device 100 executes a job preprocessing routine shown in the flowchart of fig. 21 to perform job preprocessing. In step 1 (hereinafter, abbreviated as s 1. the same applies to other steps), it is determined whether or not a job start instruction is issued. If it is determined as yes, in S2, the main control device 100 acquires information necessary for the wire cutting operation and the like. For example, the 2D code C attached to the fixed blade holding member 48 of each unit 26 is photographed by the camera 25, and the fixed blade ID, the through-hole information, the cutting capability information, and the relative position information, which are identification information, are acquired based on the photographed images and stored in the storage unit 100 m. The information recorded in the tag 92 of each unit 26 is acquired via the tag information control unit 94 and stored in the storage unit 100 m. In S3, in each cell 26, the reference mark 63 is photographed, and the positions of the reference mark 63 in the x direction and the y direction are determined, respectively. Then, the selection of the cell 26 is performed in S4, the cutting inspection is performed in S5, the stationary blade life inspection is performed in S6, and the extension inspection is performed in S7.
An example of selection of the cell 26 at S4 is shown by the flowchart of fig. 22.
In S11, the number, cross-sectional shape, length between ends, arrangement, pitch, and the like of the leads PL are extracted from the target lead information of each target lead element P (hereinafter, the case of reading and confirming a part of the information stored in the storage section 100m is sometimes referred to as extraction), in S12, through-hole information and the like for each of the fixed blade holding members 48 of the plurality of cells 26 are extracted, and in S13, the cell 26 having the through-hole 60 into which the target lead PL can be inserted is selected for each target lead element P by comparing them, for example, the selection unit 26a for the lead element Pa in fig. 3 (a), and the selection unit 26B for the lead element Pb in fig. 3 (B).
The flowchart of fig. 23 shows an example of the disconnection check of S5.
In S15, the number, material, cross-sectional shape, and cutting length G of the target leads PL are extracted from the target lead information of each target lead element P, and the sum Sp of the cross-sectional areas of the plurality of target leads PL is calculated based on the number, cross-sectional shape, and the like of the target leads PL. In S16, cutting capability information of the fixed blade holding member 48 of the unit 26 selected for each target lead component P is extracted. In S17, it is determined whether or not the calculated total Sp of the cross-sectional areas of the target lead PL is larger than the cuttable cross-sectional area Spth determined by the material of the target lead PL. In S18, it is determined whether or not the cutting length G is longer than the cuttable length Gth. If either one of the determinations at S17 and S18 is yes, at S19, the wire cutting operation of the mounting machine 1 is prohibited, and the information "operation prohibition" 120 is displayed on the display 102. In the present embodiment, the start of the wire cutting operation is prohibited.
The flowchart of fig. 24 shows an example of the stationary blade life check of S6.
At S21, the number of times Cf of use of one or more fixed knives is extracted based on the fixed knife ID of the fixed knife holding member 48 of each of the plurality of cells 26, and at S22, the number of times Cfth of use required for replacing the fixed knife is extracted. Then, in S23, it is determined whether or not the number of uses Cf is equal to or greater than the number of uses Cfth required for replacing the stationary blade. If it is determined as yes, a message "fixed knife needs to be replaced" 124 is displayed on the display 102. In this case, the start of the job is permitted.
In the present embodiment, as described above, since the fixed knife ID is acquired by imaging the 2D code C each time the job start instruction is output in S2, the information "fixed knife needs to be replaced" 124 is displayed when the number of uses Cf stored in association with the fixed knife ID is equal to or greater than the fixed knife replacement required number of uses Cfth. Then, since the 2D code C is changed and the fixed knife ID is changed when the fixed knife holding member 48 is replaced after the work is stopped, the information "fixed knife needs to be replaced" 124 is not displayed when the number of times Cf of use stored in association with the changed fixed knife ID is smaller than the number of times Cfth of required fixed knife replacement. In other words, when the number Cf of uses of the fixed blade 46 is equal to or greater than the number Cfth of times Cfth of replacement of the fixed blade required to be used, the information "the fixed blade needs to be replaced" 124 is displayed each time the work start command is issued unless the fixed blade holding member 48 is replaced, and the information "the fixed blade needs to be replaced" 124 is not deleted even if the reset switch 108 is operated.
An example of the extension check of S7 is shown in the routine of fig. 25.
In S31, target lead element information is extracted for each target lead element P, in S32, cell information of the cell 26 selected for the target lead element P is extracted, and in S33, the amount Δ x of protrusion of the target lead element P is obtained based on the target lead element information and the cell information. Since the lead pin element P is positioned at the position where the lead pin element P abuts against the fixed blade 46, the protrusion amount Δ x can be obtained as shown in fig. 9 (B) from the distance xa1 between the center point of the lead pin element P and the first end surface FPa of the element body PH of the lead pin element P, the diameter Φ pa of the lead pin element P, the width wu of the through hole 60a, the distance xh2 between the center point of the through hole 60a and the second side surface Fsa of the unit body 36, and the like. In addition, in the case where the diameter φ pa of the lead PL is very small, the term (φ pa/2) can also be regarded as 0.
Figure BDA0002750496360000171
Then, in S34, it is determined whether or not the protrusion amount Δ x is larger than 0. If yes, the number of slots to which the protrusion Δ x corresponds is obtained. At S35 and S36, it is determined whether or not the protrusion amount Δ x is equal to or less than the amount of one groove (xth1) and equal to or less than the amount of two grooves (xth 2). If the determination at S35 is yes, it is determined at S37 that the extension amount Δ x is the amount of one groove, if the determination at S35 is no, and if the determination at S36 is yes, it is determined at S38 that the extension amount Δ x is the amount of two grooves, and if the determinations at S35 and S36 are no, it is determined at S39 that the extension amount Δ x is the amount of three or more grooves.
Next, in S40, it is determined whether or not there is a cell interfering with the target lead element. That is, the unit holding member 28 determines whether or not one or more units are attached to the side from which the target lead component P protrudes. If yes, the operation is prohibited in S41. The information "job prohibited" 120 is displayed on the display 102, and the information "amount of protrusion n slots" 122 is displayed.
After the above-described pre-processing, the wire cutting operation of the mounting apparatus 1 is performed, but in the wire cutting operation, a positioning program shown in the flowchart of fig. 26 or the like is executed.
In S51, it is determined whether or not a wire cutting command is issued to the target pin component P. If it is determined as yes, the relative position information of the fixed blade holding member 48 of the unit 26 selected for the target lead element P is extracted in S52, and the reference line and the position of the reference point of the through hole 60 are determined based on the position of the reference mark 63 and the relative position information determined in S3 in S53. In S54, work head moving device 22 is controlled based on the determined reference line of through hole 60 and the position of the reference point. Thus, the work head 20 is moved, the target lead element P held by the collet 24 is conveyed to the unit 26, the target lead PL is inserted into the substantial center of the through hole 60, and then the target lead element P is moved in the horizontal direction to a position where it abuts against the fixed blade 46. This positions the target lead line PL and the fixed blade 46. Thereafter, the movable blade holding member 52 is rotated, and the target lead PL is cut by the fixed blade 46 and the movable blade 50.
Thereafter, the work head 20 is moved, the target lead element P is conveyed to the substrate S, and the target lead PL cut by the unit 26 is inserted into a predetermined hole of the plurality of through holes formed in the substrate S. Thereby, the substrate S is mounted.
The execution of S53 may be performed after S3 of the pre-processing of the job, and the positions of the reference lines and reference points of the identified through holes 60 may be stored in the storage unit 100 m.
After the start of the work of the mounting machine 1, the history information is updated by counting the number of times of use of one or more fixed blades 46 and movable blades 50. The one or more fixed blades 46 and the movable blade 50 are worn by the cutting operation of the lead wire. Therefore, if the number of cutting operations (number of use operations) increases, the amount of wear increases, and replacement is necessary. In the present embodiment, since one or more fixed blades 46 are used in the same manner, the number of times of use is the same, and therefore, the number of times of use of one or more fixed blades 46 may be simply referred to as the number of times of use of the fixed blade 46 hereinafter.
In the main control device 100, a fixed blade history management program shown in the flowchart of fig. 27 is executed for each of the plurality of units 26. In S61, it is determined whether or not a job stop instruction is output. If it is determined as no, at S62, it is determined whether or not the cutting information supplied from unit 26 has been received. If yes, in S63, the count value of the number of times Cf of use of the fixed knife stored in association with the fixed knife ID is incremented by 1, and in S64, the count value is compared with the number of times Cfth of use required for replacing the fixed knife. While the number Cf of uses of the stationary blade 46 is less than the number Cfth of replacement required uses, the determination at S64 is no, and S61 to S64 are repeatedly executed. When the number of uses is equal to or greater than the replacement required number of uses, the determination at S64 is yes, and at S65, a message "replacement required fixed knife" 124 is displayed on the display 102. When the job stop command is issued, the determination at S61 is yes, and at S66, the number of times Cf of use at that point in time is stored in association with the fixed blade ID.
The history management of the movable blade 50 is performed for each of the plurality of cells 26 by executing a movable blade history information management program shown in the flowchart of fig. 28. In the movable blade history information management program, the same steps as those of the fixed blade history information management program and the execution contents are assigned the same step numbers, and the description thereof is omitted.
Upon receiving the cutting information, in S71, the count value of the number of uses Cm of the movable blade 50 stored in association with the cell ID is incremented. Then, in S72, the label information control unit 94 rewrites the information recorded in the label 92 and outputs a command to increase the number of uses of the movable blade 50 by 1. The number of uses of the movable blade 50 recorded in the label 92 is increased by 1 by the label information control portion 94. In S73, it is determined whether or not the number of uses of the movable knife 50 is equal to or greater than the number of uses Cmth required for replacement of the movable knife. If it is determined as yes, in S74, the message "number of uses n times" 128 is displayed on the display 102 together with the message "movable blade needs to be replaced" 126.
In addition, when the information "the movable blade needs to be replaced" 126, the information "the number of uses: in the state of "128" times, the operator replaces the movable blade 50, and when the reset switch 108 is operated, the number of times of use of the movable blade 50 is reset to 0, and the main control device 100 issues a command to the tag information control unit 94 to rewrite the information recorded in the tag 92 and reset the number of times of use to 0. Thereby, the number of times of use recorded in the tag 92 is rewritten to 0.
As described above, in the present embodiment, the 2D code C is added to the fixed blade holding member 48, the 2D code C is photographed by the camera 25, information recorded in the 2D code C is acquired based on the photographed image, and is stored in the storage unit 100m of the main control device 100. Therefore, there is an advantage that an operator does not need to input information on the fixed blade holding member 48 to the main control device 100 every time the fixed blade holding member 48 is replaced. In addition, the information of the replaced stationary blade holding member 48 can be easily supplied to the main control device 100, and thus the lead cutting operation can be efficiently performed.
In addition, since the 2D code C includes the cutting capability information of the unit 26, it is possible to determine whether or not the target lead of the target lead element can be cut by the unit 26 before the cutting operation. If it is determined that the target lead cannot be cut satisfactorily, the information "operation prohibition" 120 is displayed, so that the cutting damage of the target lead can be prevented from occurring, and the operability can be improved.
Further, since the 2D code C includes the fixed blade ID, maintenance and the like of each fixed blade holding member 48 can be managed individually. For example, since the number of times of use of the fixed blade 46 is individually managed for each fixed blade holding member 48, and whether or not the number of times of use required for replacing the fixed blade has reached is individually determined, it is possible to individually determine whether or not the number of times of use required for replacing the fixed blade has reached. In addition, the message "stationary blade needs to be replaced" 124 is displayed during the period when the stationary blade holding member 48 is not replaced. In other words, since the information "need to replace the fixed knife" 124 is not lost by the operation of the reset switch 108, it is possible to transmit the information "need to replace the fixed knife" to the operator more reliably.
Further, since the reference mark 63 is provided on the fixed blade holding member 48, it is possible to reduce the relative positional deviation between the reference mark 63 and the reference point or reference line of the through hole 60. As a result, the target lead PL can be inserted into the through hole 60 well, and the positioning accuracy between the target lead PL and the fixed blade 46 can be improved.
In addition, the main controller 100 has an advantage that the worker does not need to perform the protrusion inspection because the protrusion inspection of the lead element is performed. In addition, when the subject pin element protrudes from the unit 26 and there is a unit on the side from which it protrudes, the start of the work is prohibited. Therefore, the operator can change the mounting position of the unit 26 with respect to the unit holding member 28, and the like, and can prevent interference between the lead member and a unit adjacent to the unit 26, and the like, and can prevent damage to the target lead member, thereby improving workability.
As described above, in the present embodiment, the cutting determination unit is configured by the portion storing S5, the portion executing S5, and the like of the main control device 100, the unit selection unit is configured by the portion storing S4, the portion executing S4, and the like, and the cutter management unit is configured by the portion storing S6, the portion executing S6, the portion storing the fixed cutter history management program of fig. 27, the portion executing the fixed cutter history management program of fig. 27, and the like. Further, the job prohibiting section is constituted by a section storing S19, a section executing S19, and the like in the disconnection determining section. Further, the part storing S63, the part executing S63, and the like in the cutter management unit constitute a fixed cutter usage count counter, and the part storing the history information of fig. 14 in the storage unit 100m and the like constitute a fixed cutter usage count storage unit. The fixed blade replacement necessity notification unit is configured by a portion storing S24 and S65, a portion executing S24 and S65, and the like. Further, the information acquiring unit and the identification information acquiring unit are configured by a part of the main control device 100 that stores S2, a part of the part that executes S2, and the like. The movable blade use number counter is constituted by a portion storing S71, a portion executing S71, and the like of the main control device 100, the movable blade replacement necessity notification portion is constituted by a portion storing S74, a portion executing S74, and the like, and the recording control portion is constituted by a portion storing S72, a portion executing S72, the tag information control portion 94, and the like. The cuttable area information is also cuttable area information divided by material.
The main control device 100 includes a portion storing S7, a portion executing S7, and the like to constitute an extension check unit, a portion storing S33, S35, and S36, a portion executing S33, S35, and S36, and the like to constitute an extension amount acquisition unit, and a portion storing S41, a portion executing S41, and the like to constitute a work prohibition unit and an extension amount notification unit as an extension notification unit. The pin element shape information includes element-side relative position information and information relating to the relative orientation, the pin element shape information corresponding to the subject pin element information. In addition, cell-side relative position information as cell outline information corresponds to the cell information.
The position acquiring unit is configured by the portions of the main control device 100 storing S3 and S53 of the wire positioning program shown in the flowchart of fig. 26, the portions of the main control device executing S3 and S53 of the wire positioning program shown in the flowchart of fig. 26, the conveyance control unit is configured by the portion storing S54 and the portion executing S54, and the relative position information acquiring unit is configured by the portion storing S2 and the portion executing S2. The component insertion device 16 corresponds to the lead component handling device, and the storage unit 100m corresponds to the main storage unit.
Further, the information recorded in the 2D code C is not limited to the information in the above-described embodiments. For example, the number of times Cfth of use required for the fixed blade replacement can also be recorded. Further, the 2D code C may be pasted instead each time the recorded information is changed.
Further, the reference point of the reference mark 63 and the one or more through holes 60, the reference points of the reference line, and the relative position information of the reference line may be stored in the storage unit 100m of the main control device 100 in association with the fixed blade ID in advance. Further, a plurality of reference marks 63 may be provided. Further, the shape of the reference mark is not limited to a circular dot shape. For example, the shape may be polygonal, frame, or linear. The reference mark 63 may be an opening or a protrusion.
Further, the job information and the like may be stored in a storage unit provided outside the main control device 100. In this case, the storage unit also serves as a component of the mounting machine 1.
The number of times of replacement and use may be different depending on the material of the lead cut by the fixed blade 46 and the movable blade 50. Further, in the case where the material of the lead after cutting is copper, the number of times of use may be increased by 1 for every two times of cutting, and in the case of iron or stainless steel, the number of times of use may be increased by 1 for every one time of cutting. In addition, when one or more fixed blades 46 are not used in the same manner, for example, when only some fixed blades 46 of the one or more fixed blades 46 are used depending on the number of target leads PL of the target lead element P, the mounting position, and the like, the number of times of use of the one or more fixed blades 46 can be counted individually.
Further, the display of the display 102 is not limited. Note that the notification devices for notifying the information 120 to 128 and the like are not limited to the display, and may be devices that output sound, buzzer sound, or the like, or that cause a lamp to blink, or the like. Further, in S41, the protrusion amount is not necessarily notified, and only the protrusion may be notified.
It is not always necessary to provide the fixed blade holding member 48 with a through hole and to provide the edge of the through hole as the fixed blade. The edge of the fixed blade holding member may be a fixed blade. Further, when the movable blade holding member 52 is exposed on the upper surface of the unit 26, the 2D code may be provided on the movable blade holding member 52 as an information recording portion. Further, 2D codes may be provided to both the fixed blade holding member 48 and the movable blade holding member 52.
Further, as the pre-processing of the work, the movable blade life check can be performed. In this case, the same operation as the fixed blade life check shown in the flowchart of fig. 24 can be performed. The movable blade history information extracts the number of times of use of the movable blade 50 stored in association with the unit ID recorded in the tag 92.
In the above embodiment, the information recorded in the label 92 is rewritten every time the number of uses of the movable blade 50 increases, but the number of uses of the movable blade 50 recorded in the label 92 can be rewritten even when a stop command is output. Further, the structure of the unit 26 is not limited to the structure in the above-described embodiment, and the present disclosure can be implemented in various forms in which various changes and improvements are made based on knowledge of those skilled in the art.
Description of the reference numerals
18: the wire cutting device 24: the chuck 22: work head moving device 25: the camera 26: lead cutting unit 40: lead cutting mechanism 46: fixing the knife 48: fixed knife holding member 50: movable blade 52: movable blade holding member 54: the driving device 60: through-hole 62: label 64: arm portion 65: movable member 68: the cylinder 70: the inclined member 76: the cut-off switch 90: control board 92: the label 100: main control device 100 m: the storage unit 102: the display 104: operation start switch 106: operation stop switch

Claims (14)

1. A mounting machine is provided with a lead cutting unit for cutting a plurality of leads of a lead component, which is a component having the plurality of leads, by relative movement of a plurality of cutters, wherein an information recording unit is provided in each of one or more cutter holding members holding the plurality of cutters, and the information recording unit records, in a readable state, one or more of cutter information, which is information relating to the one or more cutters, cutting capability information, which is information relating to cutting capabilities of the plurality of leads of the lead cutting unit, and identification information for individually identifying each of the cutter holding members of the one or more cutter holding members,
the mounting machine mounts the pin component, in which the plurality of leads are cut by the lead cutting unit, on a circuit board,
the information recording unit records at least the cutting capability information,
the mounting machine includes a cutting determination unit that determines whether or not the lead cutting unit can cut the plurality of target leads based on cutting capability information read from the information recording unit and target lead information that is information related to the plurality of leads, i.e., the target leads, of the target lead component, i.e., the lead component to be worked by the mounting machine.
2. The mounting machine according to claim 1,
the information recording portion is a two-dimensional code including the identification information and at least one of the cutter information and the cutting capability information,
a label on which the two-dimensional code is printed is attached to each of the one or more cutter holding members.
3. The mounting machine according to claim 1,
the plurality of cutters include more than one fixed cutter and more than one movable cutter,
the information recording portion is provided on a fixed blade holding member that holds the one or more fixed blades as the one or more blade holding members, and records at least the blade information,
at least a part of the edge of the fixed blade holding member is formed as one or more through holes of the fixed blade,
the cutter information is through-hole information that is information related to the one or more through-holes.
4. The mounting machine according to claim 2,
the plurality of cutters comprise more than one fixed cutter and more than one movable cutter,
the information recording portion is provided on a fixed blade holding member that holds the one or more fixed blades as the one or more blade holding members, and records at least the blade information,
at least a part of the edge of the fixed blade holding member is formed as one or more through holes of the fixed blade,
the cutter information is through-hole information that is information related to the one or more through-holes.
5. The mounter according to any one of claims 1 to 4,
the target lead information includes at least one of information indicating a cross-sectional shape and the number of target leads and information indicating a total sum of cross-sectional areas of the target leads,
the cutting capability information includes cuttable sectional area information indicating a maximum value of a sum total of sectional areas of the plurality of leads that can be cut by the lead cutting unit,
the cutting determination unit determines that the lead cutting unit cannot cut the target leads of the target lead element when a sum of cross-sectional areas of the target leads obtained based on the target lead information is larger than a maximum value of a sum of cross-sectional areas of the cuttable leads indicated by the cuttable cross-sectional area information.
6. The mounting machine according to claim 5,
the object lead information further includes material information that is information indicating a material of the object lead,
the cuttable cross-sectional area information includes a plurality of pieces of material-divided cuttable cross-sectional area information corresponding to each of the pieces of information indicating the plurality of types of material of the lead.
7. The mounting machine according to claim 5,
the cutting determination unit includes a work prohibition unit that prohibits the work of the mounting machine when the lead cutting unit determines that the plurality of target leads cannot be cut.
8. The mounter according to claim 3 or 4,
the mounting machine includes a plurality of lead cutting units different from each other,
the mounting machine includes a unit selecting unit that selects one of the plurality of lead cutting units for the target lead component based on a plurality of pieces of through-hole information read from the information recording unit provided in the one or more cutter holding members of each of the plurality of lead cutting units and target lead information that is information related to a plurality of target leads that are the plurality of leads of the target lead component that is a lead component to be worked by the mounting machine.
9. The mounter according to any one of claims 1 to 4,
the information recording section has at least the identification information recorded therein,
the mounting machine includes a cutter management unit that manages one or more of the plurality of cutters, respectively, based on the identification information read from the information recording unit.
10. The mounting machine according to claim 9,
the plurality of cutters include more than one fixed cutter and more than one movable cutter,
the information recording portion is provided on a fixed blade holding member as the one or more blade holding members for holding the one or more fixed blades,
the cutter management part includes:
a fixed knife usage number counter for counting the usage number of at least one fixed knife in the more than one fixed knives; and
a fixed knife usage number storage unit for storing the usage number of the at least one fixed knife counted by the fixed knife usage number counter in association with the identification information,
the mounting machine includes a fixed-blade-replacement-need notification unit that notifies that the at least one fixed blade needs to be replaced when the number of uses of the at least one fixed blade stored in the fixed-blade-use-number storage unit is equal to or greater than the number of uses that the at least one fixed blade needs to be replaced, that is, the number of replacement-need-use times.
11. The mounting machine according to claim 10,
the mounting machine comprises: a photographing device; and an identification information acquisition unit configured to acquire the identification information recorded in the information recording unit based on the image of the information recording unit captured by the imaging device when the work start instruction of the mounting machine is output,
the fixed blade replacement necessity notification unit does not notify that replacement of the at least one fixed blade is necessary when the number of uses of the at least one fixed blade stored in the fixed blade use number storage unit in association with the identification information is less than the number of replacement required uses when the work start command is output, but notifies that replacement of the at least one fixed blade is necessary when the number of uses of the at least one fixed blade stored in the fixed blade use number storage unit in association with the identification information is equal to or greater than the number of replacement required uses.
12. A mounting machine is provided with a lead cutting unit for cutting a plurality of leads of a lead component, which is a component having the plurality of leads, by relative movement of a plurality of cutters, wherein an information recording unit is provided in each of one or more cutter holding members holding the plurality of cutters, and the information recording unit records, in a readable state, one or more of cutter information, which is information relating to the one or more cutters, cutting capability information, which is information relating to cutting capabilities of the plurality of leads of the lead cutting unit, and identification information for individually identifying each of the cutter holding members of the one or more cutter holding members,
the mounting machine mounts the pin component, from which the plurality of leads are cut by the lead cutting unit, on a circuit board,
the plurality of cutters include more than one fixed cutter and more than one movable cutter,
the mounting machine comprises:
a movable knife usage number counter for counting the usage number of at least one of the at least one movable knife; and
a movable blade replacement necessity notification unit configured to notify that the at least one movable blade needs to be replaced when the number of uses of the at least one movable blade counted by the movable blade use number counter is equal to or more than the number of uses of the at least one movable blade that needs to be replaced, wherein,
the lead cutting unit includes a unit information recording portion that records information indicating the number of times of use of the at least one movable blade, i.e., movable blade use number information, in a changeable state,
the mounting machine includes a recording control section that records the number of times of use of the at least one movable blade counted by the movable blade number-of-use counter in the unit information recording section.
13. The mounting machine according to claim 12,
the information recording portion is a two-dimensional code including the identification information and at least one of the cutter information and the cutting capability information,
a label on which the two-dimensional code is printed is attached to each of the one or more cutter holding members.
14. The mounter according to claim 12 or 13,
the plurality of cutters include more than one fixed cutter and more than one movable cutter,
the information recording portion is provided on a fixed blade holding member that holds the one or more fixed blades as the one or more blade holding members, and records at least the blade information,
at least a part of the edge of the fixed blade holding member is formed as one or more through holes of the fixed blade,
the cutter information is through-hole information that is information related to the one or more through-holes.
CN201880092952.7A 2018-05-14 2018-05-14 Lead cutting unit and mounting machine provided with same Active CN112055626B (en)

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CN105659720A (en) * 2013-10-28 2016-06-08 富士机械制造株式会社 Lead wire cut-and-clinch device
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CN112055626A (en) 2020-12-08
WO2019220498A1 (en) 2019-11-21
JPWO2019220498A1 (en) 2021-05-20

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