WO2006040797A1 - 電子部品ハンドリング装置および電子部品の位置ずれ修正方法 - Google Patents
電子部品ハンドリング装置および電子部品の位置ずれ修正方法 Download PDFInfo
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- WO2006040797A1 WO2006040797A1 PCT/JP2004/014920 JP2004014920W WO2006040797A1 WO 2006040797 A1 WO2006040797 A1 WO 2006040797A1 JP 2004014920 W JP2004014920 W JP 2004014920W WO 2006040797 A1 WO2006040797 A1 WO 2006040797A1
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- WIPO (PCT)
- Prior art keywords
- electronic component
- unit
- suction
- test
- buffer stage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2893—Handling, conveying or loading, e.g. belts, boats, vacuum fingers
Definitions
- the present invention relates to an electronic component handling apparatus capable of correcting an electronic component misalignment during transportation of an electronic component, and an electronic component misalignment correcting method in the electronic component handling apparatus.
- an electronic component testing apparatus In the process of manufacturing electronic components such as IC devices, an electronic component testing apparatus is used to test the performance and function of the finally manufactured electronic component.
- An electronic component testing apparatus as an example of the prior art includes a test unit for testing an electronic component, a loader unit for sending an IC device before the test to the test unit, and taking out a tested IC device from the test unit. And an unloader section for classification.
- the loader unit includes a buffer stage that can reciprocate between the loader unit and the test unit, and an adsorption unit that can hold the IC device by suction.
- Customer tray card Heat plate area from the heat plate to the buffer stage
- a loader unit transporting device which can be moved at a distance.
- the test unit is provided with a contact arm that can hold the Ic device and hold it against the contact part of the test head, and is provided with a test unit transport device that can move in the area of the test unit.
- the loader unit transport device holds the IC device accommodated in the customer tray by the suction unit and places it on the heat plate, and then heats the IC device on the heat plate heated to a predetermined temperature.
- the IC device is again sucked and held by the suction section and placed on the buffer stage.
- the buffer stage on which the IC device is mounted moves from the loader unit to the test unit side.
- the test unit transport device sucks and holds the IC device on the buffer stage by the contact arm and presses it against the contact part of the test head to bring the external terminal of the IC device into contact with the connection terminal of the contact part.
- the IC device since there is usually a predetermined clearance between the IC device housing part and the IC device in the customer tray heat plate, the IC device is placed on the buffer stage by the loader part transport device. In some cases, misalignment or rotation in the ⁇ direction may occur.
- an electronic component testing apparatus is often provided with a replaceable member called a change kit so as to be compatible with IC devices having different external shapes and the like. .
- a change kit so as to be compatible with IC devices having different external shapes and the like.
- a buffer stage having a tapered recess corresponding to the outer shape of the IC device under test is used as a change kit, and the tapered recess of the buffer stage is used.
- the former method requires a buffer stage for each IC device with a different external shape. Therefore, the cost is high, and it is necessary to replace the buffer stage every time the type of IC device is changed. There was a problem that the work was complicated. In the latter method,
- the present invention has been made in view of such a situation, and it is possible to correct misalignment of an electronic component without requiring a positioning structure corresponding to each electronic component having a different external shape.
- An object of the present invention is to provide an electronic component handling apparatus and a method for correcting misalignment of an electronic component.
- the present invention includes a test unit for testing an electronic component, a loader unit for feeding an electronic component before the test to the test unit, and a tested electronic component as described above.
- An electronic component handling apparatus comprising an unloader unit that is taken out from the test unit and classifies the buffer unit, and provided in the loader unit, the buffer stage for delivering the electronic component between the loader unit and the test unit, A loader unit transporting device that sucks and holds an electronic component by the loader unit and places it on the buffer stage, and a side surface of the electronic component sucked and held by the loader unit transporting device is brought into contact with a predetermined reference side or reference surface.
- an electronic component handling device is provided that includes a position correction device that corrects a positional shift of the electronic component (Invention 1). Note that the “loader unit transport device” and the “position correction device” can overlap with each other (can be configured with one device).
- the holding state of the electronic component in the loader unit conveying device is changed by bringing the side surface of the electronic component attracted and held into contact with a predetermined reference side or reference surface, thereby changing the electronic component.
- the tilt in the plane rotation direction ( ⁇ direction) of, and in some cases, the deviation in the X-axis direction or Y-axis direction can be corrected.
- test part transport device that corrects a positional shift by the position correction device and sucks and holds the electronic component placed on the buffer stage and transports the electronic part to the test unit. It is preferable to have U ⁇ (Invention 2).
- the buffer stage is formed with a recess capable of accommodating an electronic component, and the inner wall of the recess corrects the positional deviation of the electronic component. It is preferably a side or reference plane (Invention 3). According to this invention (Invention 3), after correcting the displacement of the electronic component, the electronic component can be placed on the buffer stage with a short moving distance, and therefore the movement of the loader transport device can be efficiently performed. Short Can be done in time.
- a suction part capable of sucking the electronic component is provided at a position where the electronic component is placed on the buffer stage (Invention 4). According to this invention (Invention 4), it is possible to prevent the position of the electronic component that has undergone the positional deviation correction from being shifted again when the electronic component is released from the suction holding force.
- an adsorption member having a porous elastic force is provided in the adsorption part of the buffer stage (Invention 5).
- an electronic component that the shape of the adsorbing member easily follows even an electronic component having unevenness, such as an IC device having a solder ball, is accurately adsorbed. be able to.
- the loader transport device includes an adsorbing portion having an adsorbing pad, and the adsorbing pad is preferably made of a highly elastic material cover.
- the degree of “high elasticity” shall be the degree of elasticity that is not deformed when the electronic component held by the suction pad is in contact with a predetermined member.
- the highly elastic material constituting the suction pad has conductivity (Invention 7). According to the strong invention (Invention 7), it is possible to prevent the generation of static electricity in the suction pad.
- the loader unit transport device includes a plurality of suction units for sucking and holding electronic components, and the recess of the buffer stage is formed by the suction unit of the loader unit transport device. It is preferable that a number corresponding to the number of the above is formed (Invention 8). According to this invention (Invention 8), it is possible to perform positional deviation correction of a plurality of electronic components at a time.
- the position correction device may be configured such that the two adjacent side surfaces of the electronic component sucked and held by the loader unit transport device are the predetermined reference side or reference surface and the predetermined It may be a device that corrects the positional deviation of the electronic component while being brought into contact with two or two sides of the reference side or the reference surface adjacent to the reference side (Invention 9). Heels According to the invention (Invention 9), it is possible to accurately define the positions of two adjacent sides of the electronic component, and thus to correct the deviation of the electronic component in the ⁇ direction, the X axis direction, and the Y axis direction. It is out.
- the first positional force on the electronic component handling apparatus also holds the electronic component by suction, and makes the side surface of the electronic component sucked and held contact a predetermined reference side or reference surface. Correcting the positional deviation of the electronic component in the electronic component handling apparatus, correcting the positional deviation of the electronic component, and placing the electronic component after the positional deviation correction on the second position on the electronic component handling apparatus A method is provided (Invention 10).
- the holding state of the electronic component is changed by bringing the side surface of the sucked and held electronic component into contact with a predetermined reference side or reference surface, and the electronic component is in the ⁇ direction. Tilt, and in some cases, offset in the X-axis or Y-axis direction can be corrected.
- the second position is a recess formed in a buffer stage of an electronic component handling apparatus, and an inner wall of the recess is the predetermined reference side or reference surface.
- the electronic component can be placed on the buffer stage with a short movement distance, so that the electronic component can be moved efficiently. It can be done in a short time.
- FIG. 1 is a plan view of a handler according to an embodiment of the present invention
- FIG. 2 is a partial cross-sectional side view (cross-sectional view taken along II in FIG. 1) of the nozzle according to the embodiment
- FIG. 3 is a buffer stage used in the handler 4 is a cross-sectional view of a buffer stage used in the same handler
- FIG. 5 (a) one is a side view showing a method for correcting misalignment of an IC device in the handler
- FIG. 6 (a) one.
- (c) is a plan view showing a method of correcting the misalignment of an IC device in the handler.
- FIGS. 1 is a plan view of a handler according to an embodiment of the present invention
- FIG. 2 is a partial cross-sectional side view (cross-sectional view taken along II in FIG. 1) of the nozzle according to the embodiment
- the electronic component test apparatus 1 in the present embodiment includes a handler 10, a test head 300, and a tester 20, and the test head 300 and the tester 20 include a cape Connected through. Then, the IC device before the test on the supply tray stored in the supply tray stock force 401 of the handler 10 is transported and pressed against the contact portion 301 of the test head 300, and the test head 300 and the cable 21 are passed through this test head 300. After the IC device test is executed, the IC device for which the test has been completed is mounted on the classification tray stored in the classification tray stock force 402 according to the test result.
- the noder 10 mainly includes a test unit 30, an IC device storage unit 40, a loader unit 50, and an unloader unit 60. Hereinafter, each part will be described.
- the IC device storage unit 40 is a means for storing the IC device before and after the test.
- the IC device storage unit 40 mainly includes the supply tray force 401, the classification tray stock force 402, the empty tray stock force 403, and the tray transport. Device 404.
- supply tray stock force 401 a plurality of supply trays loaded with a plurality of IC devices before the test are loaded and stored.
- two supply tray stock forces 401 are provided.
- the stock tray force 402 for the classification tray is loaded with a plurality of classification trays loaded with a plurality of IC devices after the test.
- a tray stocking force 402 is provided.
- IC devices can be sorted and stored in up to four classifications according to the test results.
- the empty tray stock force 403 is mounted on the supply tray stock force 401 and stores the empty tray after all the pre-test IC devices 20 are supplied to the test unit 30. It should be noted that the number of stock forces 401-403 can be set as necessary.
- the tray transport device 404 is a transport means that can move in the X-axis and Z-axis directions in FIG. 1, and is mainly composed of an X-axis direction lenore 404a, a movable head b 404b, and four suction nodes 404c.
- the range including the supply tray force 401, the partial tray force 402, and the empty tray force 403 is defined as the operation range.
- the X-axis direction rail 404a fixed on the base 12 of the handler 10 supports the movable head 404b in a cantilevered manner so as to be movable in the X-axis direction.
- the portion 404b is provided with a Z-axis direction actuator (not shown) and four suction pads 404c at the tip.
- the tray transport device 404 sucks and holds the empty tray emptied by the supply tray stock force 401 by the suction pad 404c, moves up by the Z-axis direction actuator, and moves on the X-axis direction rail 404a.
- the head portion 404b is slid to be transferred to the empty tray stock force 401.
- the empty tray is attracted and held from the empty tray force 403 and lifted by the Z-axis direction actuator.
- the movable head portion 404b is slid on the X-axis direction rail 404a to be transferred to the sorting tray stock force 402.
- the operation range of the tray transfer device 404 is provided so as not to overlap with the operation ranges of a loader unit transfer device 501 and an unloader unit transfer device 601 described later in the Z-axis direction. Therefore, the operations of the tray transport device 404, the loader unit transport device 501, and the unloader unit transport device 601 do not interfere with each other.
- the loader unit 50 is a means for supplying the IC device before the test to the test unit 30 from the supply tray stock force 401 of the IC device storage unit 40.
- the loader unit 50 mainly includes a loader unit transfer device 501 and two loader buffers. It comprises a part 502 (two in the negative direction of the X axis in FIG. 1) and a heat plate 503.
- the IC device before the test is moved from the supply tray stock force 401 to the heat plate 503 by the loader unit conveying device 501 and heated to a predetermined temperature by the heat plate 503, and then again the loader unit conveying device 501.
- the loader buffer unit 502 moves to the loader buffer unit 502, and the loader buffer unit 502 introduces it to the test unit 30.
- the loader unit transport device 501 moves the IC device on the supply tray 401 of the supply tray of the IC device storage unit 40 onto the heat plate 503 and also transfers the IC device on the heat plate 503 to the loader buffer.
- This is a means for moving onto the portion 502, mainly from the Y-axis direction rail 501a, the X-axis direction rail 501b, the movable head portion 501c, and the suction portion 501d. It is configured.
- This loader unit conveying device 501 has an operating range that includes a supply tray stock force 401, a heat plate 503, and two loader buffer units 502!
- the two Y-axis rails 501a of the loader unit transport device 501 are fixed on the base 12 of the handler 10, and the X-axis rail 502b is Y between them. It is slidably supported in the axial direction.
- the X-axis direction rail 502b supports a movable head portion 501c having a Z-axis direction actuator (not shown) so as to be slidable in the X-axis direction.
- the movable head portion 501c includes four suction portions 501d each having a suction pad 501e at the lower end, and each of the four suction portions 501d is independently driven by driving the Z-axis direction actuator. Can be moved up and down in the Z-axis direction.
- the suction pad 501e in the present embodiment also has a high elastic material force that has an elasticity that does not deform when it comes into contact with the inner wall surface 501f of the recess 502c of the buffer stage 502a described later. It is preferable. As a result, when the suction pad 501e is moved and the IC device held by the suction pad 501e is held in contact with the inner wall surface 501f, the suction surface of the suction pad 501e is in contact with the holding position of the IC device. Therefore, it is possible to accurately correct the misalignment of the IC device.
- a highly elastic material that can constitute the suction pad 501e for example, a resin material can be used.
- the suction pad 501e is preferably configured with a conductive material force in order to prevent generation of static electricity.
- a suction pad 501e can be obtained, for example, by blending a resin with conductive powder and molding, or by subjecting the molded pad to a conductive treatment.
- Each suction unit 501d is connected to a negative pressure source (not shown). By sucking air from the suction pad 501e and generating a negative pressure, the IC device can be sucked and held. Also, the IC device can be released by stopping the suction of air from the suction pad 501e.
- the heat plate 503 is a heating source for applying a predetermined thermal stress to the IC device.
- the heat plate 503 is a metal heat transfer plate having a heat source (not shown) in the lower part. Heatp On the upper surface side of the rate 503, a plurality of recesses 503a for dropping an IC device are formed. Note that a cooling source may be provided instead of a powerful heating source.
- the loader buffer unit 502 is a means for reciprocally moving the IC device between the operation range of the loader unit transport device 501 and the operation range of the test unit transport device 310, and mainly includes a buffer stage 502a, Consists of X-axis direction actuator 502b!
- a buffer stage 502a is supported at one end of an X-axis direction actuator 502b fixed on the base 12 of the handler 10, and as shown in FIGS. 3 and 4, the upper surface of the buffer stage 502a On the side, four concave portions 502c having a rectangular shape in plan view for forming an IC device are formed.
- the size of the recess 502c of the buffer stage 502a in the planar direction can be set to a size that can accommodate the largest IC device among the various IC devices to be tested. As a result, even when the IC device under test 2 is changed to various IC devices 2 having different external shapes, it is not necessary to replace the kaffer stage 502a. For example, if you want to correspond to many types of IC devices 2 with each side of 3. Omm—20 mm, the recess 502c of the buffer stage 502a will be offset or rotated in the XY-axis direction of the IC device 2 (the ⁇ direction) For example, recesses with a size of about 22 mm on each side can be formed.
- One inner wall surface 501f in the recess 502c of the buffer stage 502a (in this embodiment, the surface along the Y-axis direction and the surface on the X-axis positive direction side) is used to correct the positional deviation of the IC device.
- the reference surface of the IC device is the wall on which the side surface of the IC device comes into contact, and is formed vertically.
- the inner wall surface 501j adjacent to the inner wall surface 501f (in this embodiment, a surface along the X-axis direction and on the Y-axis positive direction side) can also be a reference surface along with the inner wall surface 501f.
- the four suction pads 501e holding the IC device 2 are lowered onto the buffer stage 502a to position the IC device 2 in the recess 502c, and then move toward the reference surface to move the IC device 2 While contacting the reference surface, the IC device 2 moves until the side surface of the IC device 2 is in parallel with the reference surface and the entire side surface contacts the reference surface. As a result, the four IC devices are simultaneously corrected for misalignment.
- a suction member 501g capable of sucking and sucking the IC device is provided at the center of the bottom surface of the recess 502c of the buffer stage 502a.
- the adsorbing member 5 Olg has a substantially cylindrical shape with a suction hole formed in the center.
- the adsorbing member 501g preferably has a porous elastic force, and therefore the shape of the adsorbing member 50lg easily follows the uneven surface of an IC device having a large number of solder balls as external terminals. IC devices can be adsorbed accurately.
- Examples of the powerful porous elastic body include materials such as urethane foam.
- the adsorbing member 501g is provided so that its upper end protrudes from the bottom surface of the recess 502c to the extent that it contacts the bottom surface of the IC device 2, and is attached to the fixing plate 501h at the bottom surface. It is fixed to the buffer stage 502a so as to be supported. The lower part of the fixed plate 501h is connected to the negative pressure tube 501k. Note that, when suction is performed from the suction member 501g, a structure may be adopted in which the entire lower surface of the buffer stage 502a is covered with a negative pressure.
- a position where the IC device 2 can be sucked and held in a state where the contact with the reference surface (inner wall surfaces 501f, 501j) of the IC device 2 is completed (
- at least one adsorption member 501g may be additionally provided in the upper right part of the recess 50lc.
- the suction state by the suction pad 501e is once released, and then again by the suction pad 501e.
- the elastic deformation state of the adsorption pad 50 le is eliminated. In this case, it is not necessary to use a highly elastic material as the material constituting the suction pad 501e.
- the loader unit transport device 501 and the test unit transport device 310 can operate simultaneously without interfering with each other. Further, by providing the two loader buffer units 502 as in the present embodiment, it is possible to efficiently supply an IC device to the test head 300 and increase the operating rate of the test head 300. Note that the number of loader buffer units 502 is not limited to two, and it is possible to set the time power required for the IC device test as appropriate.
- Test unit 30 is a means for performing a test by bringing an external terminal of the IC device into electrical contact with a contact pin of the contact unit 301, and mainly includes a test unit transport device 310.
- the four pre-test IC devices whose positional deviations were corrected by the loader buffer unit 502 were moved to the contact unit 301 of the test head 300 by the test unit transport device 310 and subjected to four tests at the same time. Thereafter, it is moved again to the unloader buffer unit 602 by the test unit transport device 310 and discharged to the unloader unit 60 by the unloader buffer unit 602.
- the test head 300 includes four contact portions 301.
- the four contact portions 301 substantially correspond to the arrangement of the contact arms 315 of the movable head portion 312 of the test portion transport apparatus 310. It is arranged in an array that matches! Further, each contact portion 301 is provided with a plurality of contact bins arranged so as to substantially match the arrangement of the external terminals of the IC device. In addition, when the arrangement of the external terminals differs due to a change in the type of IC device, etc., it is replaced with a contact portion 301 corresponding to the arrangement.
- the test unit transport device 310 is a means for moving the IC device between the loader buffer unit 502 and the unloader buffer unit 602 and the test head 300.
- the test unit transporting device 310 has two X-axis direction support members 31 la slidable in the Y-axis direction on the two Y-axis direction rails 311 fixed on the base 12 of the handler 10. Support. A movable head 312 is supported at the center of each X-axis direction support member 311a, and the range including the loader buffer unit 502, the unloader buffer unit 602, and the test head 300 is defined as an operation range. It should be noted that the movable head portion 312 supported by each of the two X-axis direction support members 31 la operating simultaneously on the pair of Y-axis direction rails 311 is controlled so that the operations of each other do not interfere with each other. It has been.
- Each movable head portion 312 mainly includes a Z-axis direction actuator (not shown) and four contact arms 315 corresponding to the arrangement of the contact portions 301. It is possible to move the four IC devices held by 5 in the Y-axis direction and the Z-axis direction and press them against the contact portion 301 of the test head 300.
- the unloader unit 60 is a means for discharging a tested IC device from the test unit 30 to the IC device storage unit 40, and mainly includes an unloader unit transfer device 601 and two unloader buffer units 602 (see FIG. 1). In the positive direction of the X axis).
- the tested IC device placed on the unloader buffer unit 602 is discharged from the test unit 30 to the unloader unit 60, and the unloader unit transfer device 601 extracts the classification tray stock from the unloader buffer unit 602. Mounted on a sorting tray with a force of 402.
- the unloader buffer unit 602 is a means for reciprocating the operation range of the test unit transport apparatus 310 and the IC device between the operation range of the unloader unit transport apparatus 601.
- the unloader buffer unit 602 mainly includes the buffer stage 602a and the X Consists of an axial actuator 602b!
- a buffer stage 602a is supported at one end of an X-axis direction actuator 602b fixed on the base 12 of the handler 10, and a recess for dropping an IC device is provided on the upper surface side of the buffer stage 602a.
- Four 602c are formed.
- the unloader unit transport device 601 and the test unit transport device 310 can operate simultaneously without interfering with each other. Further, by providing the two unloader buffers 602, it is possible to efficiently discharge the IC device from the test head 300 and increase the operating rate of the test head 300. Note that the number of unloader buffer units 602 is not limited to two, and can be set as appropriate, such as time required for testing the IC device.
- the unloader unit transport device 601 is a means for moving and mounting the IC device on the unloader buffer unit 602 onto the classification tray having the sorting tray force 402, and mainly includes a Y-axis direction rail 601a, It is composed of an X-axis direction rail 601b, a movable head portion 601c, and a suction portion 601d.
- This unloader section conveying apparatus 601 has a range including two unloader buffers 602 and a sorting tray stock force 402 as an operation range.
- the two Y-axis direction rails 601a of the unloader section transfer device 601 are fixed on the base 12 of the non-rotor 10, and the X-axis direction rail 602b is Y between them. Axial It is slidably supported in the direction.
- the X-axis direction rail 602b supports a movable head portion 601c having a Z-axis direction actuator (not shown) so as to be slidable in the X-axis direction.
- the movable head portion 601c includes four suction portions 601d each having a suction pad at the lower end portion.
- each of the four suction portions 601d is independently Z It can be raised and lowered in the axial direction.
- the loader unit transport device 501 sucks the four IC devices on the supply tray positioned at the top of the supply tray stock force 401 of the IC device storage unit 40 by the suction pads 501e of the four suction units 501d. ,Hold.
- the loader unit transport device 501 lifts the four IC devices by the Z-axis direction actuator of the movable head unit 501c while holding the four IC devices, and slides the X-axis rail 501b on the Y-axis direction rail 501a.
- the movable head unit 501c is slid on the X-axis direction rail 501b and moved to the loader unit 50.
- the loader unit transport device 501 performs positioning above the recess 503a of the heat plate 503, extends the Z-axis direction actuator of the movable head unit 501c, releases the suction pad 501e, and the IC device Into the recess 503a of the heat plate 503.
- the loader unit transfer device 501 holds the four heated IC devices again, and the upper part of the waiting loader buffer unit 502 is Move to.
- the loader unit transport device 501 performs positioning above the buffer stage 502a of one of the waiting loader buffer units 502, and extends the Z-axis direction actuator of the movable head unit 501c.
- the IC device 2 sucked and held by the suction pad 501e of the suction portion 501d is positioned in the vicinity of the inner wall surface 501f of the recess 502c in the recess 502c of the buffer stage 502a (plan view is shown in FIG. 6 See (a).
- the IC device 2 may be inclined in the ⁇ direction from a desired position, as shown in FIG.
- the loader unit transport device 501 moves the movable head unit 501c slightly in the X-axis positive direction, and the suction pads 501e of the four suction units 501d One side of the four IC devices 2 that are sucked and held are respectively connected to the recesses 502c of the buffer stage 502a. It is brought into contact with the inner wall surface 501f as a reference surface (see FIG. 6 (b) for a plan view).
- the IC device 2 that is in contact with the inner wall surface 501f of the recess 502c of the buffer stage 502a moves the movable head portion 501c further in the positive X-axis direction so that the entire side surface of the IC device 2 that is in contact As a result of forcible movement in the direction in contact with the inner wall surface 50 If, the inclination of the IC device 2 in the ⁇ direction (rotation direction) is corrected. At the same time, even if IC device 2 is displaced in the positive direction of the X axis, the displacement is corrected.
- the surface force of the IC device 2 to be sucked and the suction pad surface of the suction pad 501e are forcibly slid in the suction state.
- the IC device 2 is precisely positioned so that the misalignment in the positive axial direction is corrected and the side surface of the IC device 2 is positioned at the inner wall surface 501f that is the reference surface. As a result, there is an advantage that the four IC devices 2 are accurately positioned collectively.
- the loader unit transport apparatus 501 moves the movable head unit 501c in the negative direction of the X axis, and four suction units 501d at the center of the recess 502c of the buffer stage 502a.
- the suction pad 501e is released, and the IC device 2 is placed at the center of the recess 502c of the buffer stage 502a as shown in FIG. 6 (c).
- the IC device 2 is sucked and held by the sucking member 501g in the recess 502c of the buffer stage 502a.
- the suction force of the suction member 501g a suction force that can hold the IC device 2 by suction may be constantly applied, or after the IC device 2 is placed on the suction member 50 lg, the suction force may be increased. You can control the suction to generate! /,
- the loader buffer unit 502 extends the X-axis direction actuator 502b while adsorbing and holding the four IC devices 2 in the recesses 502c of the buffer stage 502a, and the loader unit 50 of the header unit transport device 501 As for the operating range force, the four IC devices 2 are moved to the operating range of the test unit transport device 310 of the test unit 30.
- test unit transfer devices 310 located above the loader buffer unit 502 is allowed.
- the Z-axis direction actuator of the moving head unit 312 extends, and the four IC devices 2 located in the recess 502c of the buffer stage 502a of the loader buffer unit 502 are sucked and held by the four contact arms 315 of the movable head unit 312. To do.
- the movable head unit 312 holding the four IC devices is lifted by the Z-axis direction actuator of the movable head unit 312.
- test unit transport apparatus 310 slides the X-axis direction support member 3 11 a that supports the movable head unit 312 on the Y-axis direction rail 311 and holds it by the contact arm 315 of the movable head unit 312.
- the four IC devices are positioned above the four contact parts 301 of the test head 300.
- the movable head portion 312 extends the Z-axis direction actuator so that the external terminals of the four IC devices are brought into contact with the contact pins of the four contact portions 301. During this contact, electrical signals are transmitted and received through each contact pin, thereby simultaneously testing four IC devices.
- the test unit transport apparatus 310 lifts the four tested IC devices while holding the four IC devices tested by the Z-axis direction actuator of the movable head unit 312, and moves the movable head unit 312.
- the X-axis support member 311 a that slides on the Y-axis rail 311 is used for one unloader that stands by within the operating range of the test unit transport device 310.
- the movable head unit 312 extends the Z-axis actuator 313 to release the suction pad 317c, thereby dropping the four IC devices into the recess 602c of the buffer stage 602a.
- the unloader buffer unit 602 drives the X-axis actuator 602b while mounting four tested IC devices, and from the operating range of the test unit transport device 310 of the test unit 30, the unloader of the unloader unit 60 Move the IC device to the operation range of the transfer device 601.
- the unloader unit transport device 601 located above the unloader buffer unit 602 The Z-axis direction actuator of the movable head unit 601c is extended, and the four IC devices that have been tested are positioned in the recess 6 02c of the buffer stage 602a of the unloader buffer unit 602 by the four adsorption units 601d of the movable head unit 601c. Adsorb and hold.
- the unloader unit transfer device 601 is movable while holding the four tested IC devices.
- the four IC devices are lifted by the Z-axis direction actuator of the head unit 601c, and the Y-axis direction rail 601a is moved to the X-axis direction.
- each IC device is mounted on the classification tray located at the top of the stock force 402 for each classification tray.
- the contact of the side surface of the IC device 2 at the time of correcting the misalignment of the IC device 2 is another inner wall surface in the recess 502c of the buffer stage 502a, for example, a surface along the Y-axis direction and the X-axis It may be performed on the negative side surface or the surface along the X-axis direction, the surface along the Y-axis direction! /, One or both of the surfaces, and the surface along the X-axis direction No! / Go to both one or both sides.
- the reference plane is as shown in FIG. 7 (a).
- One side of the inner wall surface 501 f is sufficient.
- the reference plane is orthogonal as shown in Fig. 7 (b).
- the inner wall surface 501f and the inner wall surface 501j which are the two sides, are used, and the direction of movement of the suction pad 501e that sucks and holds the IC device 2 is an oblique direction (both the X axis and the horizontal axis) in plan view.
- the suction member 501g sucks and holds the IC device 2 when the contact with the reference surface is completed, the minute position of the IC device 2 accompanying the elastic deformation when the suction pad 501e is released is released. There is an advantage that the occurrence of the deviation can be eliminated.
- the inner wall surface 502f which is the reference position of the recess 502c of the buffer stage 502a, may be inclined at a desired angle in a plan view, or may be desired in a side view! It may be inclined at an angle of. In the latter case, position correction is performed while one side of the side of the IC device is in contact with the inner wall surface 502f.
- test unit 30 of the handler 10 may be additionally provided with an alignment mechanism that can correct a minute positional deviation of the IC device.
- the electronic component handling apparatus and the electronic component misalignment correction method of the present invention are useful for reliably testing an electronic component.
- FIG. 1 is a plan view of a handler according to an embodiment of the present invention.
- FIG. 2 is a partial sectional side view of the handler according to the same embodiment (II sectional view in FIG. 1).
- FIG. 3 is a perspective view of a buffer stage used in the handler.
- FIG. 4 A sectional view of a buffer stage used in the handler.
- FIG. 5 is a side view showing a method for correcting misalignment of an IC device in the handler.
- FIG. 6 is a plan view showing a method for correcting misalignment of an IC device in the handler.
- FIG. 7 is a plan view of a recess of a buffer stage according to another embodiment.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006540782A JP4825133B2 (ja) | 2004-10-08 | 2004-10-08 | 電子部品ハンドリング装置および電子部品の位置ずれ修正方法 |
| PCT/JP2004/014920 WO2006040797A1 (ja) | 2004-10-08 | 2004-10-08 | 電子部品ハンドリング装置および電子部品の位置ずれ修正方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2004/014920 WO2006040797A1 (ja) | 2004-10-08 | 2004-10-08 | 電子部品ハンドリング装置および電子部品の位置ずれ修正方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006040797A1 true WO2006040797A1 (ja) | 2006-04-20 |
Family
ID=36148099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/014920 Ceased WO2006040797A1 (ja) | 2004-10-08 | 2004-10-08 | 電子部品ハンドリング装置および電子部品の位置ずれ修正方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4825133B2 (ja) |
| WO (1) | WO2006040797A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016095272A (ja) * | 2014-11-17 | 2016-05-26 | 三菱電機株式会社 | 半導体評価装置、半導体評価方法および試験治具 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05275506A (ja) * | 1992-03-27 | 1993-10-22 | Nec Kansai Ltd | 半導体装置の検査装置 |
| JPH0626260U (ja) * | 1992-08-28 | 1994-04-08 | 安藤電気株式会社 | 位置補正機能付プリアライメント機構およびこれを用いたオートハンドラ |
| JPH10123207A (ja) * | 1996-10-16 | 1998-05-15 | Nec Corp | Lsiハンドラ |
| JP2003262661A (ja) * | 2002-03-11 | 2003-09-19 | Seiko Epson Corp | 吸着パット、吸着ハンドおよびこれらを備えたicテストハンドラ |
| JP2003270295A (ja) * | 2002-03-14 | 2003-09-25 | Yamaha Motor Co Ltd | 電子部品検査装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08201477A (ja) * | 1995-01-24 | 1996-08-09 | Advantest Corp | Icテスタ用ハンドラのデバイス搬送ステージの構造。 |
-
2004
- 2004-10-08 JP JP2006540782A patent/JP4825133B2/ja not_active Expired - Fee Related
- 2004-10-08 WO PCT/JP2004/014920 patent/WO2006040797A1/ja not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05275506A (ja) * | 1992-03-27 | 1993-10-22 | Nec Kansai Ltd | 半導体装置の検査装置 |
| JPH0626260U (ja) * | 1992-08-28 | 1994-04-08 | 安藤電気株式会社 | 位置補正機能付プリアライメント機構およびこれを用いたオートハンドラ |
| JPH10123207A (ja) * | 1996-10-16 | 1998-05-15 | Nec Corp | Lsiハンドラ |
| JP2003262661A (ja) * | 2002-03-11 | 2003-09-19 | Seiko Epson Corp | 吸着パット、吸着ハンドおよびこれらを備えたicテストハンドラ |
| JP2003270295A (ja) * | 2002-03-14 | 2003-09-25 | Yamaha Motor Co Ltd | 電子部品検査装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016095272A (ja) * | 2014-11-17 | 2016-05-26 | 三菱電機株式会社 | 半導体評価装置、半導体評価方法および試験治具 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4825133B2 (ja) | 2011-11-30 |
| JPWO2006040797A1 (ja) | 2008-05-15 |
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