CN101631450A - Pin correcting device for integrated circuit - Google Patents
Pin correcting device for integrated circuit Download PDFInfo
- Publication number
- CN101631450A CN101631450A CN200810043647A CN200810043647A CN101631450A CN 101631450 A CN101631450 A CN 101631450A CN 200810043647 A CN200810043647 A CN 200810043647A CN 200810043647 A CN200810043647 A CN 200810043647A CN 101631450 A CN101631450 A CN 101631450A
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- integrated circuit
- pin
- eccentric wheel
- pedestal
- assembly
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Abstract
The invention discloses a pin correcting device for an integrated circuit, and belongs to the field of treating semiconductor components and equipment. The pin correcting device comprises a pedestal; a door-shaped frame is arranged on the pedestal; a guide post and an upper module block which can move longitudinally along the guide post are arranged on the pedestal under the door-shaped frame; a first eccentric wheel component which can drive the upper module block to move longitudinally is arranged on the door-shaped frame; a slide way, a lower module block which can move transversely along the slide way and a second eccentric wheel component which can drive the lower module block to move transversely are arranged on the pedestal under the door-shaped frame; and one end of the slide way is provided with a limit block. The upper module block and the lower module block are set as separable structures, so that a correcting process for a pin is simple and accurate; the requirements of users are fully considered, and the acquisition expenses and production/maintenance costs for enterprises can be reduced; and the corrected integrated circuit can completely pass the detection of automatic detection equipment, and can be applied to a patch production process. The pin correcting device for the integrated circuit can be widely applied in the pretreatment fields of pin reforming of various integrated circuits and the patch production process.
Description
Technical field
The invention belongs to and be applicable to manufacturing or processing semiconductor or the method for solid state device or its parts or the field of equipment, relate in particular to the device that the bad integrated circuit pin of a kind of pin that will encapsulate is proofreaied and correct.
Background technology
After integrated circuit (IC) chip (be called for short integrated circuit, down with) encapsulation finished, integrated circuit was will be as surface mount elements soldered or stick on the circuit board (being commonly called as pcb board).And the bridge that is connected with board circuit as lsi internal circuit of the pin of integrated circuit (also claim pin, down with) wherein has the very requirement of strictness to its size.Integrated circuit is of a great variety, and the pin that has is few, the relatively easy processing; But how intensive again the integrated circuit pin that has is, and distance is very little between the chip pin of encapsulation, and pin is very thin, requires comparatively strict size to comprise that the pin of integrated circuit is offset pin-pitch, degree of standing, coplanarity etc.These sizes overproof will cause taking place the problem of aspects such as pin welding and/or contact, gently then cause the work of part components and parts bad, and be heavy then damage entire equipment.
The day for announcing is on July 13rd, 1994, notification number is to disclose a kind of " integrated circuit with trimming inducting device " in the Chinese patent of CN 2171975Y, its body exterior is provided with the mouth folder that can adorn, can be so as in the clamping integrated circuit, bandy pin to integrated circuit is rebuild/straightening, make it be easy to insert pcb board, can be expediently with trimming of integrated circuit pin and assembling.But because its result of use is subject to the influence that the operator uses qualification, its finishing effect is affected, and only is applicable to integrated circuit is inserted pcb board and can not be used for the paster production technology.
Open day is on November 9th, 1994, publication number is to disclose a kind of " integrated circuit pins arranging machine automatically " in the Chinese patent of CN 2182513Y, it is provided with one and imports track on the inclined upper surface of casing, the both sides of track are provided with the array roller of configuration in pairs, and establish a driving belt above this track; When belt is rotated, whole pin integrated circuit is skidded off by first sleeve pipe that is plugged on track one end, sliding and driven by this driving belt along this importing track further advances it, simultaneously by the whole pin of this roller, then slips into being plugged in track in addition in second sleeve pipe on the end automatically.The operating efficiency of its whole device is higher; be applicable to the operating line of large-scale production in enormous quantities; structure is complicated, the more high deficiency of manufacturing/acquisition cost but it exists, and is same, and the integrated circuit behind its whole pin can only be used for inserting the pcb board production technology and can not be used for the paster production technology.
Summary of the invention
In order to address the above problem, the invention provides a kind of pin correcting device for integrated circuit, it is simple for structure, reliable operation, make the trimming process of integrated circuit pin simple, accurately by accurate localization, the integrated circuit that wherethrough was managed can be directly used in the paster production technology.
Concrete technical scheme of the present invention is: a kind of pin correcting device for integrated circuit is provided, comprises pedestal, it is characterized in that: a door type frame is set on pedestal; The mould assembly that guide pillar is set on the pedestal below the door type frame and can vertically moves along guide pillar; On door type frame, be provided with and drive first eccentric wheel assembly that mould assembly vertically moves; Slideway is set on the pedestal below the door type frame, can and can drives second eccentric wheel assembly that lower mould-assembly block laterally moves along the horizontal lower mould-assembly block that moves of slideway; End at slideway is provided with guide vane end stop.
On the guide pillar between described pedestal and the mould assembly, first back-moving spring 16 is set; Between described guide vane end stop and lower mould-assembly block, second spring that resets is set.
Described mould assembly comprises upper bolster, cushion block, patrix, push rod, spring and pressing plate at least; Wherein, in the patrix pedestal through hole is set, push rod is set in the hole, the through hole upper end is provided with pressing plate, between pressing plate and the push rod spring is set, the push rod other end run through the cushion block that is nested in the location notch of patrix pedestal below with the nested patrix in cushion block below, the integrated circuit of desiring shaping when work directly contacts; Lower surface at patrix is provided with the stressed pawl of multiple tooth shape, and the integrated circuit and the pin thereof of the shape of stressed pawl and position and desire shaping are complementary, and on the correspondence position of each ic pin, stressed pawl is provided with lug boss.
Described membrane module down comprises die shoe and is arranged on the counterdie at its top; Wherein, two ends at the counterdie top, be provided with the spacing preiection that is complementary with the integrated circuit length dimension of desiring shaping, with the corresponding pin positioning convex of integrated circuit standard pipe placement of foot of desiring shaping and the center projections that is complementary to the integrated circuit bottom surface with pin.
Its described first eccentric wheel assembly comprises first fixed axis that is arranged on the door type frame, be arranged on first eccentric wheel on first fixed axis and be arranged on first operating grip of this eccentric wheel side; Its described second eccentric wheel assembly comprises second fixed axis that is positioned on the pedestal, be arranged on second eccentric wheel on second fixed axis and be arranged on second operating grip of this eccentric wheel side; On first eccentric wheel and on the substrate in the second eccentric outside, correspondence is provided with first spacer pin and second spacer pin respectively.
Described slideway is a dovetail groove.
Compared with the prior art, advantage of the present invention is:
1. by accurate location, make that the trimming process of integrated circuit pin is simple, accurately;
2. pure manual operations had both taken into full account user's demand, can make enterprise avoid buying the automation equipment of costliness and reducing acquisition expenses and production/maintenance cost again;
3. the complete conformance with standard requirement of the integrated circuit after overcorrect fully can be by the detection of automatic detection system, and applicable to the paster production technology.
Description of drawings
Fig. 1 is the structural representation of pin correcting device for integrated circuit of the present invention;
Fig. 2 is the plan structure schematic diagram of pin correcting device for integrated circuit of the present invention;
Fig. 3 is the structural representation of the mould assembly of pin correcting device for integrated circuit of the present invention;
Fig. 4 is the structural representation of the die shoe of pin correcting device for integrated circuit of the present invention.
1-pedestal among the figure, 2-door type frame, 3-guide pillar, the 4-upper bolster, 5-patrix, 6-first fixed axis, 7-first eccentric wheel, 8-first operating grip, 9-die shoe, the 10-counterdie, 11-second fixed axis, 12-second eccentric wheel, 13-second operating grip, 14-first spacer pin, 15-second spacer pin, 16-first back-moving spring, 17-pressing plate, 18-push rod, the 19-cushion block, 20-second back-moving spring, 21-guide vane end stop, the 22-slideway, the 23-upper spring, 24-spacing preiection, 25-pin positioning convex, the stressed pawl of the multiple tooth shape of 26-, the 27-center projections.
Embodiment
Below in conjunction with accompanying drawing pin correcting device for integrated circuit of the present invention is described further.
Among Fig. 1, comprise pedestal 1, a door type frame 2 is set on pedestal; The mould assembly 4,5 that guide pillar 3 is set on the pedestal below the door type frame and can vertically moves along guide pillar; On door type frame 2, be provided with and drive first eccentric wheel assembly 6,7,8 that mould assembly vertically moves; On the pedestal below the door type frame, be provided with and drive second eccentric wheel assembly 11,12,13 that lower module laterally moves.
Wherein, on the guide pillar between pedestal and the mould assembly 3, be provided with first back-moving spring 16.
Its described first eccentric wheel assembly comprises first fixed axis 6 that is arranged on the door type frame 2, be positioned at first eccentric wheel 7 on first fixed axis, be arranged on first operating grip 8 of this eccentric wheel side; Its described second eccentric wheel assembly comprises second fixed axis 11 that is positioned on the pedestal 1, be arranged on second eccentric wheel 12 on second fixed axis, be arranged on second operating grip 13 of this eccentric wheel side.Wherein, on first eccentric wheel and on the substrate in the second eccentric outside, correspondence is provided with first spacer pin 14 and second spacer pin 15 respectively.
The purpose that first, second spacer pin is set is in order to prevent that first, second eccentric wheel from rotating excessively or backward rotation, to damage parts or crushing integrated circuit.
The quantity that specifically is provided with of guide pillar depends on the needs, and can be 2,3,4 or more, considers from stressed uniform angle, and suggestion adopts even numbers root guide pillar to be advisable.
Among Fig. 2, for the ease of understanding, highlighted the plan position approach structure of second eccentric wheel assembly and following membrane module emphatically, other parts have been done to omit to simplify and have been handled.
Pedestal is provided with a slideway 22, is provided with and can to drive second eccentric wheel assembly 11,12,13 that lower mould-assembly block laterally moves along the horizontal lower mould- assembly block 9,10 that moves of slideway in slideway; End at slideway is provided with guide vane end stop 21, between guide vane end stop and lower mould-assembly block, is provided with second back-moving spring 20.
On the substrate in second eccentric wheel, 12 outsides, be provided with second spacer pin 15.
Can see the position of second spacer pin 15 among this figure clearly.
For the ease of processing and raising positioning accuracy, slideway is advisable to adopt oat tail groove structure.
Among Fig. 3, mould assembly comprises upper bolster 4, cushion block 19, patrix 5, push rod 18, upper spring 23 and pressing plate 17; Wherein, in upper bolster 4 bodies through hole (not shown) is set, push rod 18 is set in the hole, the through hole upper end is provided with pressing plate 17, upper spring 23 is set between pressing plate and the push rod, the push rod other end runs through the cushion block 19 and the nested patrix 5 in cushion block below that is nested in the location notch (not shown) of upper bolster 4 bodies below, directly contacts with the integrated circuit of desiring shaping during work.
Lower surface at patrix 10 is provided with the stressed pawl 26 of multiple tooth shape, and the integrated circuit and the pin thereof of the shape of stressed pawl and position and desire shaping are complementary, and on the correspondence position of each ic pin, stressed pawl is provided with the lug boss (not shown).
Among Fig. 4, following membrane module comprises die shoe 9 and is arranged on the counterdie 10 at its top, at two ends, counterdie top, be provided with the spacing preiection 24 that is complementary with the integrated circuit length dimension of desiring shaping, with the corresponding pin positioning convex 25 of integrated circuit standard pipe placement of foot of desiring shaping and the center projections 27 that is complementary to the integrated circuit bottom surface with pin.
Upper and lower modular array is set to separable structure, but the one side simplified processing process on the other hand, as long as correspondence is changed different upper and lower moulds simultaneously, can adapt to the integrated circuit (IC) chip of different size, model.Both reduced manufacturing/use cost, enlarged the how appropriate of this device again different integrated circuit (IC) chip.
Course of work summary of the present invention:
(1) pending integrated circuit is placed on the counterdie;
(2) by hand drive forwards second eccentric wheel to self-locking position, die shoe is laterally moved and be fixed in patrix under;
(3) manual first eccentric wheel that drives downwards makes upper bolster move downward along guide pillar, drives the patrix motion simultaneously, and push rod compresses integrated circuit under the effect of spring during to the integrated circuit end face;
(4) the stressed pawl of dentation touches each pin of integrated circuit more than the patrix, continues downwards, and it matches with pin positioning convex on the counterdie, and the bad part of ic pin size is deformed, and obtains correction;
(5) first, second eccentric wheel backhaul of hand drive, upper bolster are by vertical back-moving spring jack-up, and die shoe ejects under the effect of horizontal back-moving spring;
(6) with vacuum WAND high-ranking officers integrated circuit sucking-off just in time, the pin shaping EO of single integrated circuit.
The present invention can be widely used in the pin shaping of various integrated circuits and the preprocessing technical field of paster production technology.
Claims (6)
1. a pin correcting device for integrated circuit comprises pedestal, it is characterized in that:
(1) is provided with a door type frame (2) on pedestal;
Guide pillar (3) and can be along mould assembly (4), (5) that guide pillar vertically moves is set on the pedestal below the door type frame;
On door type frame, be provided with and drive first eccentric wheel assembly (6), (7), (8) that mould assembly vertically moves;
Slideway (22) is set on the pedestal below the door type frame, can and can drives second eccentric wheel assembly (11), (12), (13) that lower mould-assembly block laterally moves along horizontal lower mould-assembly block (9), (10) of moving of slideway;
End at slideway is provided with guide vane end stop (21).
2. integrated circuit as claimed in claim 1 is put in order pin equipment, it is characterized in that on the guide pillar between described pedestal and the mould assembly, and first back-moving spring (16) is set; Between described guide vane end stop and lower mould-assembly block, second spring (20) that resets is set.
3. integrated circuit as claimed in claim 1 is put in order pin equipment, it is characterized in that described mould assembly comprises upper bolster (4), cushion block (19), patrix (5), push rod (18), spring (23) and pressing plate (17) at least; Wherein, in the patrix pedestal through hole is set, push rod is set in the hole, the through hole upper end is provided with pressing plate, between pressing plate and the push rod spring is set, the push rod other end runs through the cushion block and the nested patrix 5 in cushion block below that is nested in the location notch of patrix pedestal below, and the integrated circuit of desiring shaping when work directly contacts; Lower surface at patrix is provided with the stressed pawl of multiple tooth shape (26), and the integrated circuit and the pin thereof of the shape of stressed pawl and position and desire shaping are complementary, and on the correspondence position of each ic pin, stressed pawl is provided with lug boss.
4. integrated circuit as claimed in claim 1 is put in order pin equipment, it is characterized in that described down membrane module comprises die shoe (9) and is arranged on the counterdie (10) at its top; Wherein, two ends at the counterdie top, be provided with the spacing preiection (24) that is complementary with the integrated circuit length dimension of desiring shaping, with the corresponding pin positioning convex of integrated circuit standard pipe placement of foot (25) of desiring shaping and the center projections (27) that is complementary to the integrated circuit bottom surface with pin.
5. integrated circuit as claimed in claim 1 is put in order pin equipment, it is characterized in that its described first eccentric wheel assembly comprises first fixed axis (6) that is arranged on the door type frame, is arranged on first eccentric wheel (7) on first fixed axis and is arranged on first operating grip (8) of this eccentric wheel side; Its described second eccentric wheel assembly comprises second fixed axis (11) that is positioned on the pedestal, be arranged on second eccentric wheel (12) on second fixed axis and be arranged on second operating grip (13) of this eccentric wheel side;
On first eccentric wheel and on the substrate in the second eccentric outside, correspondence is provided with first spacer pin (14) and second spacer pin (15) respectively.
6. integrated circuit as claimed in claim 1 is put in order pin equipment, it is characterized in that described slideway (22) is a dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810043647 CN101631450B (en) | 2008-07-18 | 2008-07-18 | Pin correcting device for integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810043647 CN101631450B (en) | 2008-07-18 | 2008-07-18 | Pin correcting device for integrated circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101631450A true CN101631450A (en) | 2010-01-20 |
| CN101631450B CN101631450B (en) | 2013-01-30 |
Family
ID=41576324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810043647 Expired - Fee Related CN101631450B (en) | 2008-07-18 | 2008-07-18 | Pin correcting device for integrated circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101631450B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924241A (en) * | 2015-06-25 | 2015-09-23 | 佛山市普拉迪数控科技有限公司 | Circuit board clamp capable of achieving rapid clamping |
| CN104924157A (en) * | 2015-06-25 | 2015-09-23 | 佛山市普拉迪数控科技有限公司 | Multi-freedom-degree machine tool for circuit board machining |
| CN104942730A (en) * | 2015-06-23 | 2015-09-30 | 黎明液压有限公司 | Handle pressing type clamping tool for filter element semi-finished filter screen |
| CN107179033A (en) * | 2017-06-02 | 2017-09-19 | 成都智明达电子股份有限公司 | A kind of bad shaping universal fixturing of coplane degree |
| CN108064470A (en) * | 2017-04-19 | 2018-05-22 | 深圳欣锐科技股份有限公司 | pin correcting device |
| WO2019136973A1 (en) * | 2018-01-12 | 2019-07-18 | 江苏华存电子科技有限公司 | Fully automatic machine for correcting shape of integrated circuit (ic) pin |
| CN112207207A (en) * | 2020-10-15 | 2021-01-12 | 江西亮弘光电科技有限公司 | Chip pin correcting device |
| CN114141671A (en) * | 2021-12-07 | 2022-03-04 | 华东光电集成器件研究所 | Integrated circuit assembly positioning device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2171975Y (en) * | 1993-09-22 | 1994-07-13 | 陈长清 | Shaving leading-in apparatus for integrated circuit |
| CN2182513Y (en) * | 1993-10-16 | 1994-11-09 | 陈长清 | Automatic mounting machine for integrated circuit |
-
2008
- 2008-07-18 CN CN 200810043647 patent/CN101631450B/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942730A (en) * | 2015-06-23 | 2015-09-30 | 黎明液压有限公司 | Handle pressing type clamping tool for filter element semi-finished filter screen |
| CN104924157A (en) * | 2015-06-25 | 2015-09-23 | 佛山市普拉迪数控科技有限公司 | Multi-freedom-degree machine tool for circuit board machining |
| CN104924241A (en) * | 2015-06-25 | 2015-09-23 | 佛山市普拉迪数控科技有限公司 | Circuit board clamp capable of achieving rapid clamping |
| CN104924157B (en) * | 2015-06-25 | 2017-09-26 | 佛山市普拉迪数控科技有限公司 | A kind of multiple degrees of freedom lathe processed for circuit board |
| CN108064470B (en) * | 2017-04-19 | 2020-10-20 | 深圳欣锐科技股份有限公司 | Pin correcting device |
| CN108064470A (en) * | 2017-04-19 | 2018-05-22 | 深圳欣锐科技股份有限公司 | pin correcting device |
| WO2018191893A1 (en) * | 2017-04-19 | 2018-10-25 | 深圳欣锐科技股份有限公司 | Pin correcting apparatus |
| CN107179033A (en) * | 2017-06-02 | 2017-09-19 | 成都智明达电子股份有限公司 | A kind of bad shaping universal fixturing of coplane degree |
| WO2019136973A1 (en) * | 2018-01-12 | 2019-07-18 | 江苏华存电子科技有限公司 | Fully automatic machine for correcting shape of integrated circuit (ic) pin |
| CN112207207A (en) * | 2020-10-15 | 2021-01-12 | 江西亮弘光电科技有限公司 | Chip pin correcting device |
| CN112207207B (en) * | 2020-10-15 | 2022-09-30 | 中微(西安)电子有限公司 | Chip pin correcting device |
| CN114141671A (en) * | 2021-12-07 | 2022-03-04 | 华东光电集成器件研究所 | Integrated circuit assembly positioning device |
| CN114141671B (en) * | 2021-12-07 | 2024-05-03 | 华东光电集成器件研究所 | Integrated circuit assembling and positioning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101631450B (en) | 2013-01-30 |
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Granted publication date: 20130130 Termination date: 20130718 |