CN103743927A - Servo-actuated piezometric pick-and-place mechanism - Google Patents
Servo-actuated piezometric pick-and-place mechanism Download PDFInfo
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- CN103743927A CN103743927A CN201310487579.4A CN201310487579A CN103743927A CN 103743927 A CN103743927 A CN 103743927A CN 201310487579 A CN201310487579 A CN 201310487579A CN 103743927 A CN103743927 A CN 103743927A
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- servo
- actuated
- cavity
- pressure measurement
- fetching device
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Abstract
The invention relates to the field of integrated circuit testing and sorting and aims to provide a servo-actuated piezometric pick-and-place mechanism. The servo-actuated piezometric pick-and-place mechanism comprises a piezometric head provided with at least two guide holes and at least one absorption port at the lower end thereof, a mounting base provided with a cavity running through upper and lower end faces thereof, a cover plate connected with the upper end of the mounting base, a flat mask provided with a concave cavity at the lower end, a compression drive unit positioned between the cover plate and the flat mask and a servo-actuated reset assembly connected with a test bench. The servo-actuated piezometric pick-and-place mechanism is easy to position relative to the test bench and has a simple structure.
Description
Technical field
The present invention relates to electron device testing sorting field, especially a kind of servo-actuated pressure measurement fetching device.
Background technology
In electron device testing assorting room, pressure measurement fetching device need to be drawn electron device and be placed in test bench in pan feeding carrier, and the electron device that completes test is put in discharging carrier; For improving the accuracy rate of test, pressure measurement fetching device need to be placed in test bench by electron device accurately, and electron device is applied in the vertical direction to a certain size power, with guarantee each pin of electron device and correspondent probe in test bench can be accurately, fully contact; Because the lead pin pitch of electron device is very little and fragile, do not damage when the pin that makes electron device is in being placed to test bench, exist pressure measurement fetching device with respect to test bench location difficulty and baroque not therefore, design a kind of servo-actuated pressure measurement fetching device easy and simple in structure with respect to test bench location, become problem demanding prompt solution.
Summary of the invention
The object of the invention is to exist with respect to test bench location difficulty and baroque deficiency in order to overcome current pressure measurement fetching device, provide a kind of with respect to test bench location servo-actuated pressure measurement fetching device easy and simple in structure.
Concrete technical scheme of the present invention is:
A kind of servo-actuated pressure measurement fetching device, comprise that lower end is provided with the pressure gauge head of at least two pilot holes and at least one suction port, is provided with the flat cover that mount pad, the cover plate being connected with the upper end of mount pad, the lower end of the cavity that connects upper and lower both ends of the surface are provided with cavity, the compression drive unit between cover plate and flat cover and the servo-actuated reset assembly being connected with test bench.The upper end of test bench has two guide fingers with pilot hole clearance fit; When this servo-actuated pressure measurement fetching device is used, pilot hole is inserted in guide finger, press gauge head to drive servo-actuated reset assembly to move or rotate, the electron device that suction port is drawn is placed in test bench accurately, and under drive unit effect, electron device is applied in the vertical direction a certain size power compressing, with guarantee each pin of electron device and correspondent probe in test bench can be accurately, fully contact; After having tested, pilot hole and guide finger depart from, and servo-actuated reset assembly is replied meta and is also with dynamic pressure gauge head to reset, when guaranteeing to pick and place each time electron device or pressure measurement pressure-measuring head and pan feeding carrier, test bench, discharging carrier coordinate be offset as far as possible little.This servo-actuated pressure measurement fetching device is easy and simple in structure with respect to test bench location.
As preferably, described servo-actuated reset assembly comprise contiguous block, at least one two ends respectively with the column of pressing gauge head to be connected with contiguous block, be arranged in servo-actuated post that cavity and lower end be provided with square toes, be provided with the base plate that size is greater than the square hole of square toes size, thruster bar and four the side pressure springs that four one end are provided with semisphere thruster head; The diameter of servo-actuated post is less than the diameter of cavity; The lower end of square toes is connected with the upper end of contiguous block through square hole; Four sides of square toes are respectively provided with a side taper hole; Four sides of square hole are respectively provided with a side opening; Each side pressure spring is positioned at a side opening, and the other end of each thruster bar pushes down a side pressure spring and semisphere thruster head stretches in side taper hole; Between base plate and mount pad, be provided with at least two guide pillar guide pin bushings.Servo-actuated reset assembly is simple and practical.
As preferably, the top and bottom of described follower block gusset are respectively provided with a scrobicular ring and the plane that is arranged in scrobicular ring and is provided with ball keeps circle; Ball in a scrobicular ring contacts with the bottom surface of cavity and the side of scrobicular ring respectively; Ball in another scrobicular ring contacts with the upper surface of base plate and the side of scrobicular ring respectively.The plane that is provided with ball keeps circle to reduce the friction force that servo-actuated post moves or rotates in cavity.
As preferably, the guide pillar of described guide pillar guide pin bushing is the optical axis being connected with base plate, and guide pin bushing is to be enclosed within the linear bearing that optical axis is outer and be connected with mount pad.Precision is high.
As preferably, the middle part of described cavity bottom surface is provided with taper hole; The upper end of servo-actuated post is provided with counterbore, is arranged in the compression spring of counterbore, lower end pushes down compression spring and upper end is provided with the upper push-rod of cutting somebody's hair in the semisphere that stretches into taper hole.Compression spring, be provided with the upper push-rod of cutting somebody's hair in the semisphere stretching in taper hole and coordinate and make servo-actuated post be easier to reply meta with upper taper hole.
As preferably, described compression drive unit is the diaphragm type cylinder being connected with the lower end of cover plate and the upper end of flat cover respectively.The diaphragm of diaphragm type cylinder is circular membranaceous elastic sensing element; When the two sides of diaphragm is subject to different pressure-actings, diaphragm moves to the low one side strain of pressure, and Shi Qi center produces and becomes the displacement of certain relation with pressure differential.Diaphragm type cylinder coordinates compression effect better with servo-actuated reset assembly.
Compared with prior art, the invention has the beneficial effects as follows: this servo-actuated pressure measurement fetching device is easy and simple in structure with respect to test bench location.Servo-actuated reset assembly is simple and practical.The plane that is provided with ball keeps circle to reduce the friction force that servo-actuated post moves or rotates in cavity.The guide pillar of described guide pillar guide pin bushing is optical axis, and guide pin bushing is the linear bearing being enclosed within outside optical axis, and precision is high.Compression spring, be provided with the upper push-rod of cutting somebody's hair in the semisphere stretching in taper hole and coordinate and make servo-actuated post be easier to reply meta with upper taper hole.Diaphragm type cylinder coordinates compression effect better with servo-actuated reset assembly.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the structural representation of base plate in Fig. 1;
Fig. 3 is that the plane that is provided with ball in Fig. 1 keeps the structural representation enclosing;
Fig. 4 is the structural representation of servo-actuated post in Fig. 1;
Fig. 5 is the structural representation of test bench.
In figure: electron device-1, test bench-2, guide finger-21, press gauge head-3, pilot hole-31, suction port-32, mount pad-4, cavity-41, flat cover-5, cavity-51, upper taper hole-52, servo-actuated post-6, square toes-61, side taper hole-62, scrobicular ring-63, upper counterbore-64, base plate-7, square hole-71, side opening-72, thruster bar-8, semisphere thruster head-81, upper push-rod-9, in semisphere, cut somebody's hair-91, cover plate-10, diaphragm type cylinder-11, contiguous block-12, column-13, side pressure spring-14, ball-15, plane keeps circle-16, optical axis-17, linear bearing-18, compression spring-19.
Embodiment
Below in conjunction with shown in accompanying drawing, the present invention is described further.
As shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4: a kind of servo-actuated pressure measurement fetching device, comprise the flat cover 5 that lower end has the pressure gauge head 3 of two pilot holes 31 and four suction port 32, has the mount pad 4 of the cavity 41 that connects upper and lower both ends of the surface, the cover plate 10, the lower end that are connected with the upper end of mount pad 4 have cavity 51, the compression drive unit between cover plate 10 and flat cover 5 and the servo-actuated reset assembly being connected with test bench.
In the present embodiment, described compression drive unit is the diaphragm type cylinder 11 being connected with the lower end of cover plate 10 and the upper end of flat cover 5 respectively.
Described servo-actuated reset assembly comprise contiguous block 12, four two ends respectively with the column 13 of pressing gauge head 3 to be connected with contiguous block 12, be arranged in servo-actuated post 6 that cavity 51 and lower end have square toes 61, there is base plate 7 that size is greater than the square hole 71 of square toes 61 sizes, thruster bar 8 and four side pressure springs 14 that four one end have semisphere thruster 81; The diameter of servo-actuated post 6 is less than the diameter of cavity 51; The lower end of square toes 61 is connected with the upper end of contiguous block 12 through square hole 71; Four sides of square toes 61 respectively have a side taper hole 62; Four sides of square hole 71 respectively have a side opening 72; Each side pressure spring 14 is positioned at a side opening 72, and the other end of each thruster bar 8 is pushed down a side pressure spring 14 and semisphere thruster 81 and stretched in side taper hole 62; 4 of base plate 7 and mount pads have four guide pillar guide pin bushings.
The top and bottom of described follower block 6 gussets respectively have a scrobicular ring 63 and the plane that is arranged in scrobicular ring 63 and has a ball 15 keeps circle 16; Ball 15 in a scrobicular ring 63 contacts with the side of scrobicular ring 63 with the bottom surface of cavity 51 respectively; Ball 15 in another scrobicular ring 63 contacts with the side of scrobicular ring 63 with the upper surface of base plate 7 respectively.
The guide pillar of described guide pillar guide pin bushing is the optical axis 17 being connected with base plate 7, and guide pin bushing is to be enclosed within the linear bearing 18 that optical axis 17 is outer and be connected with mount pad 4.
The middle part of described cavity 51 bottom surfaces has upper taper hole 52; Compression spring 19, the lower end that the upper end of servo-actuated post 6 has upper counterbore 64, be arranged in counterbore 64 pushed down compression spring 19 and upper end and had 91 the upper push-rod 9 of cutting somebody's hair in the semisphere that stretches into taper hole 52.
As shown in Figure 5: the upper end of test bench 2 has two guide fingers 21 with pilot hole 31 clearance fit; When this servo-actuated pressure measurement fetching device is used, pilot hole 31 is inserted in guide finger 21, the resistance of pressing gauge head 3 to drive servo-actuated post 6 to overcome side pressure spring 14 and compression spring 19 through column 13, contiguous block 12 moves or rotates in cavity 51, the electron device 1 that suction port 32 is drawn is placed in test bench 2 accurately, and electron device 1 is applied in the vertical direction a certain size power under diaphragm type cylinder 11 effect, with guarantee each pin of electron device 1 and correspondent probe in test bench 2 can be accurately, fully contact; After having tested, pilot hole 31 departs from guide finger 21, under the reset force effect of side pressure spring 14 and compression spring 19, servo-actuated post 6 is replied metas and is driven contiguous block 12, column 13 and press gauge head 3 to reset, when guaranteeing to pick and place each time electron device 1 or pressure measurement pressure-measuring head and pan feeding carrier, test bench 2, discharging carrier coordinate be offset as far as possible little.
The invention has the beneficial effects as follows: this servo-actuated pressure measurement fetching device is easy and simple in structure with respect to test bench location.Servo-actuated reset assembly is simple and practical.The plane that is provided with ball keeps circle to reduce the friction force that servo-actuated post moves or rotates in cavity.The guide pillar of described guide pillar guide pin bushing is optical axis, and guide pin bushing is the linear bearing being enclosed within outside optical axis, and precision is high.Compression spring, be provided with the upper push-rod of cutting somebody's hair in the semisphere stretching in taper hole and coordinate and make servo-actuated post be easier to reply meta with upper taper hole.Diaphragm type cylinder coordinates compression effect better with servo-actuated reset assembly.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not thought and departed from the scope of the present invention.All so apparent modifications of the technician to described field, within being included in the scope of this claim.
Claims (6)
1. a servo-actuated pressure measurement fetching device, it is characterized in that: comprise that lower end is provided with the pressure gauge head of at least two pilot holes and at least one suction port, is provided with the flat cover that mount pad, the cover plate being connected with the upper end of mount pad, the lower end of the cavity that connects upper and lower both ends of the surface are provided with cavity, the compression drive unit between cover plate and flat cover and the servo-actuated reset assembly being connected with test bench.
2. servo-actuated pressure measurement fetching device according to claim 1, is characterized in that: described servo-actuated reset assembly comprise contiguous block, at least one two ends respectively with the column of pressing gauge head to be connected with contiguous block, be arranged in servo-actuated post that cavity and lower end be provided with square toes, be provided with the base plate that size is greater than the square hole of square toes size, thruster bar and four the side pressure springs that four one end are provided with semisphere thruster head; The diameter of servo-actuated post is less than the diameter of cavity; The lower end of square toes is connected with the upper end of contiguous block through square hole; Four sides of square toes are respectively provided with a side taper hole; Four sides of square hole are respectively provided with a side opening; Each side pressure spring is positioned at a side opening, and the other end of each thruster bar pushes down a side pressure spring and semisphere thruster head stretches in side taper hole; Between base plate and mount pad, be provided with at least two guide pillar guide pin bushings.
3. servo-actuated pressure measurement fetching device according to claim 2, is characterized in that: the top and bottom of described follower block gusset are respectively provided with a scrobicular ring and the plane that is arranged in scrobicular ring and is provided with ball keeps circle; Ball in a scrobicular ring contacts with the bottom surface of cavity and the side of scrobicular ring respectively; Ball in another scrobicular ring contacts with the upper surface of base plate and the side of scrobicular ring respectively.
4. servo-actuated pressure measurement fetching device according to claim 2, is characterized in that: the optical axis of the guide pillar of described guide pillar guide pin bushing for being connected with base plate, guide pin bushing is to be enclosed within the linear bearing that optical axis is outer and be connected with mount pad.
5. according to the servo-actuated pressure measurement fetching device described in claim 2 or 3 or 4, it is characterized in that: the middle part of described cavity bottom surface is provided with taper hole; The upper end of servo-actuated post is provided with counterbore, is arranged in the compression spring of counterbore, lower end pushes down compression spring and upper end is provided with the upper push-rod of cutting somebody's hair in the semisphere that stretches into taper hole.
6. according to the servo-actuated pressure measurement fetching device described in claim 1 or 2 or 3 or 4, it is characterized in that: the diaphragm type cylinder of described compression drive unit for being connected with the lower end of cover plate and the upper end of flat cover respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310487579.4A CN103743927B (en) | 2013-10-17 | 2013-10-17 | Servo-actuated pressure measurement fetching device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310487579.4A CN103743927B (en) | 2013-10-17 | 2013-10-17 | Servo-actuated pressure measurement fetching device |
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| Publication Number | Publication Date |
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| CN103743927A true CN103743927A (en) | 2014-04-23 |
| CN103743927B CN103743927B (en) | 2016-06-15 |
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| CN201310487579.4A Active CN103743927B (en) | 2013-10-17 | 2013-10-17 | Servo-actuated pressure measurement fetching device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036887A (en) * | 2016-10-13 | 2017-08-11 | 杭州长川科技股份有限公司 | The servo-actuated contraposition pressure tester of integrated circuit and servo-actuated alignment method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01120834A (en) * | 1987-11-04 | 1989-05-12 | Nec Corp | Die bonding device for semiconductor element |
| JPH02276298A (en) * | 1989-04-17 | 1990-11-13 | Nec Kyushu Ltd | Ic holding mechanism |
| JPH06209159A (en) * | 1993-01-12 | 1994-07-26 | Matsushita Electric Ind Co Ltd | Formation of solder for semiconductor element mounting |
| US20100000082A1 (en) * | 2008-07-07 | 2010-01-07 | Wu Yi Chou | Die sucking module |
| CN101710565A (en) * | 2009-11-24 | 2010-05-19 | 中国科学院长春光学精密机械与物理研究所 | Device for realizing picking-up and turning-over of chip |
| CN102698969A (en) * | 2012-05-29 | 2012-10-03 | 格兰达技术（深圳）有限公司 | Automatic testing and sorting machine for integrated circuit IC chip |
| CN202638769U (en) * | 2012-05-29 | 2013-01-02 | 格兰达技术（深圳）有限公司 | Test grip assembly device of integrated circuit (IC) chip test sorting machine |
-
2013
- 2013-10-17 CN CN201310487579.4A patent/CN103743927B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01120834A (en) * | 1987-11-04 | 1989-05-12 | Nec Corp | Die bonding device for semiconductor element |
| JPH02276298A (en) * | 1989-04-17 | 1990-11-13 | Nec Kyushu Ltd | Ic holding mechanism |
| JPH06209159A (en) * | 1993-01-12 | 1994-07-26 | Matsushita Electric Ind Co Ltd | Formation of solder for semiconductor element mounting |
| US20100000082A1 (en) * | 2008-07-07 | 2010-01-07 | Wu Yi Chou | Die sucking module |
| CN101710565A (en) * | 2009-11-24 | 2010-05-19 | 中国科学院长春光学精密机械与物理研究所 | Device for realizing picking-up and turning-over of chip |
| CN102698969A (en) * | 2012-05-29 | 2012-10-03 | 格兰达技术（深圳）有限公司 | Automatic testing and sorting machine for integrated circuit IC chip |
| CN202638769U (en) * | 2012-05-29 | 2013-01-02 | 格兰达技术（深圳）有限公司 | Test grip assembly device of integrated circuit (IC) chip test sorting machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036887A (en) * | 2016-10-13 | 2017-08-11 | 杭州长川科技股份有限公司 | The servo-actuated contraposition pressure tester of integrated circuit and servo-actuated alignment method |
| CN107036887B (en) * | 2016-10-13 | 2019-04-30 | 杭州长川科技股份有限公司 | The servo-actuated contraposition pressure measuring unit of integrated circuit and servo-actuated alignment method |
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| CN103743927B (en) | 2016-06-15 |
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Address after: Xihu District Xiyuan four 310053 Hangzhou Road, Zhejiang province No. 2 Building 4 Building 1-2 Applicant after: Hangzhou long river Science and Technology Co., Ltd. Address before: Xihu District Xiyuan four 310053 Hangzhou Road, Zhejiang province No. 2 Building 4 Building 1-2 Applicant before: Hangzhou ChangChuan Technology Co., Ltd. |
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