CN102324449A - Chip turning device for surface-mounted device (SMD) light-emitting diode (LED) patch light splitting machine - Google Patents

Chip turning device for surface-mounted device (SMD) light-emitting diode (LED) patch light splitting machine Download PDF

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Publication number
CN102324449A
CN102324449A CN201110242969A CN201110242969A CN102324449A CN 102324449 A CN102324449 A CN 102324449A CN 201110242969 A CN201110242969 A CN 201110242969A CN 201110242969 A CN201110242969 A CN 201110242969A CN 102324449 A CN102324449 A CN 102324449A
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CN
China
Prior art keywords
chip
light splitting
splitting machine
rotating shaft
smd led
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Application number
CN201110242969A
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Chinese (zh)
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CN102324449B (en
Inventor
吴涛
李斌
秦小平
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GUANGDONG ZHICHENG HUAKE PHOTOELECTRIC EQUIPMENT CO Ltd
Original Assignee
GUANGDONG ZHICHENG HUAKE PHOTOELECTRIC EQUIPMENT CO Ltd
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Priority to CN 201110242969 priority Critical patent/CN102324449B/en
Publication of CN102324449A publication Critical patent/CN102324449A/en
Application granted granted Critical
Publication of CN102324449B publication Critical patent/CN102324449B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention relates to a chip turning device for a surface-mounted device (SMD) light-emitting diode (LED) patch light splitting machine, comprising a support plate, and a lifting mechanism, a turning mechanism, a chip absorbing device and a detection device which are arranged on the support plate; the lifting mechanism comprises a cylinder and a lifting platform; a piston rod of the cylinder is connected with the lifting platform; the turning mechanism comprises an electric motor, an angle turntable, a coupler and a rotating shaft; the electric motor is fixedly connected with the support plate through an electric motor fixing plate; an output shaft of the electric motor passes through the angle turntable and is connected with one end of the coupler; the other end of the coupler is matched and connected with one end of the rotating shaft; the other end of the rotating shaft passes through the lifting platform and is provided with the chip absorbing device; and the detection device is arranged at the front part of the chip turning device of the SME LED patch light splitting machine. The invention is the special chip turning device which is used for rotating a chip of which an electrode direction needs to be changed for 180 degrees, and has the characteristics of high separation speed, high test efficiency, simple structure and simplicity in operation.

Description

A kind of SMD LED paster light splitting machine is used the chip transfer
Technical field
The present invention relates to the technical field of LED light splitting machine, particularly relate to a kind of SMD LED paster light splitting machine and use the chip transfer.
Background technology
Paster type light emitting type (SMD LED) is a kind of novel surface mounted type light emitting semiconductor device; Have that volume is little, angle of scattering is big, uniformity of luminance is good, the reliability advantages of higher; Glow color comprises the shades of colour of white light; Therefore, be widely used on the various electronic products such as display screen, liquid crystal panel backlight, decoration light and general illumination.
Owing to must carry out the color separation light-splitting processing before the LED encapsulation is dispatched from the factory, be divided into a lot of shelves (Bin) and classifications to LED according to parameters such as wavelength, brightness and operating voltages, be divided in LED in the different Bin pipes according to the testing standard of setting automatically then.
LED light splitting machine of the prior art comprises LED straight cutting light splitting machine, SMD (surface mount device) LED paster light splitting machine, great power LED light splitting machine etc.SMD LED paster light splitting machine is exactly a kind of special equipment that SMD LED is carried out online classification, and its structure mainly comprises: high speed optical spectrometer, electric parameter metering appearance and mechanical transmission system.Concrete, the main involving vibrations pan feeding of its mechanical transmission system, suction handover, chip location, chip testing, chip turn to, feeding distribution mechanism, receiving mechanism etc.
Above-mentioned SMD LED paster light splitting machine to the conventional method of the photoelectric parameter testing of led chip is: the probe of the corresponding electrical quantity of contact on pin of chip, chip is lighted the optical parameter of the light wave that measured chip produces, the electrical quantity between the measurement electrode simultaneously.
The problem that exists at present is: because the outward appearance of chip is a symmetrical structure, when the vibrating disk pan feeding, arranges good chip and have two kinds of directions, but because the layout of probe is unique, also be unique so require chip direction when test.Therefore, require before test, chip all is arranged in the required identical direction of test.
The identification of polarity consistency and the processing of SMD LED paster light splitting machine of the prior art realize in vibrating disk.Vibrating disk has a plurality of electrode induction test points and inflatable mouth, also is provided with the polarity test monitoring point simultaneously, and whether the electrode of at first responding to assigned address exists; If detect, chip is described not on required direction, subsequently just with the chip vibrating the track that blows off less than electrode; Again get into the vibration alignment area; The chip that remains is through the polarity test test point, if polarity not in required direction, just can be detected; And then once more by the vibrating the track that blows off, remaining like this chip is exactly the satisfactory chip in direction and position.Yet the greatest problem that this method exists is that the chip transfer efficiency is low, speed is slow, and as the chip of cuboid; There are tens kinds of attitudes to be present on the vibrating the track, and wherein only have unique a kind of attitude to meet the demands, and; Necessarily can not get into final output track in order to ensure the chip that does not meet the demands, the principle of air blowing is " put qualitying before quantity ", that is to say and can not fail to judge; So can judge by accident, the track that also blown off of the chip in the tram originally, the chip scale that finally causes getting into the output track is too little; Therefore, cause equipment integral speed to be difficult to break through.
Therefore, for addressing the above problem, needing badly provides a kind of SMD LED paster light splitting machine particularly important with the technology of chip transfer.
Summary of the invention
The objective of the invention is to avoid weak point of the prior art and provide the SMD LED paster light splitting machine that a kind of separation velocity is fast, detection efficiency is high and simple to operate to use the chip transfer.
The object of the invention is realized through following technical scheme:
Provide a kind of SMD LED paster light splitting machine to use the chip transfer; The elevating mechanism, steering mechanism, chip pick-up device and the checkout gear that include supporting bracket and be arranged at said supporting bracket; Said elevating mechanism includes cylinder and hoistable platform, and the piston rod of said cylinder is connected with said hoistable platform; Said steering structure includes motor, angle disk, shaft coupling and rotating shaft; Said motor is fixedly connected with said supporting bracket through the motor fixed head; The output shaft of said motor wears said angle disk and is connected with an end of said shaft coupling; One end of the other end of said shaft coupling and said rotating shaft is connected, and the other end of said rotating shaft wears said hoistable platform and is provided with the chip pick-up device; Said checkout gear is arranged at the front portion of said SMD LED paster light splitting machine with the chip transfer.
Wherein, the top of said hoistable platform is provided with the linear bearing and the axis of guide, matches with said linear bearing in an end of the said axis of guide, and the other end of the said axis of guide is fixedly connected with said motor fixed head.
Wherein, said chip pick-up device is the chip pick-up device with draw-in groove, be provided with vacuum in the said draw-in groove and inhale the hole, the size of said draw-in groove with wait that the size of drawing chip is complementary.
Wherein, said chip pick-up device and said rotating shaft are one-body molded.
Wherein, be provided with bearing between the other end of said rotating shaft and the said hoistable platform.
Wherein, said shaft coupling includes shaft coupling clip and coupling, and the output shaft of said motor is connected with an end of said coupling through said shaft coupling clip, and the other end of said coupling and said rotating shaft are connected.
Wherein, said checkout gear is a transducer.
Wherein, said checkout gear is fixed in said motor fixed head.
Wherein, the below of said cylinder is provided with air cylinder fixed plate, and said air cylinder fixed plate is fixedly connected with said supporting bracket.
Wherein, the bottom of said supporting bracket is provided with base plate, is provided with stiffener between said supporting bracket and the said base plate.
Beneficial effect of the present invention:
A kind of SMD LED paster light splitting machine of the present invention is used the chip transfer; The elevating mechanism, steering mechanism, chip pick-up device and the checkout gear that include supporting bracket and be arranged at supporting bracket; Elevating mechanism includes cylinder and hoistable platform, and the piston rod of cylinder is connected with hoistable platform; Steering structure includes motor, angle disk, shaft coupling and rotating shaft; Motor is fixedly connected with supporting bracket through the motor fixed head; The output shaft of motor wears angle disk and is connected with an end of shaft coupling; One end of the other end of shaft coupling and rotating shaft is connected, and the other end of rotating shaft wears hoistable platform and is provided with the chip pick-up device; Checkout gear is arranged at the front portion of SMD LED paster light splitting machine with the chip transfer.The present invention is directed to the slow present situation of led chip polarity separation velocity of the prior art; Develop a kind of SMD LED paster light splitting machine that needs are changed the chip Rotate 180 ° of electrode direction that is specifically designed to and use the chip transfer; This SMD LED paster light splitting machine is arranged at the previous link of chip testing mechanism with the chip transfer; Make the pan feeding speed of vibrating disk double; Significantly improve separation velocity and testing efficiency, had characteristics simple in structure, that operation is simple and easy, action can be carried out with other operation synchronously simultaneously.
Description of drawings
Utilize accompanying drawing that invention is described further, but the embodiment in the accompanying drawing do not constitute any restriction of the present invention,, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to following accompanying drawing for those of ordinary skill in the art.
Fig. 1 is the structural representation of a kind of SMD LED paster light splitting machine of the present invention with the chip transfer.
Fig. 2 is the decomposition texture sketch map of a kind of SMD LED paster light splitting machine of the present invention with the chip transfer.
In Fig. 1 and Fig. 2, include:
1---supporting bracket,
21---cylinder, 211---piston rod, 22---hoistable platform,
31---motor, 311---output shaft, 32---angle disk, 331---shaft coupling clip, 332---coupling, 34---rotating shaft, 35---bearing,
4---the motor fixed head,
5---the chip pick-up device,
6---checkout gear,
71---axis of guide, 72---linear bearing,
8---air cylinder fixed plate,
9---base plate,
10---stiffener.
Embodiment
In conjunction with following examples the present invention is further described.
A kind of SMD LED paster light splitting machine of the present invention is with the embodiment of chip transfer; As depicted in figs. 1 and 2; The elevating mechanism, steering mechanism, chip pick-up device and the checkout gear 6 that include supporting bracket 1 and be arranged at supporting bracket 1; Elevating mechanism includes cylinder 21 and hoistable platform 22, and the piston rod 211 of cylinder 21 is connected with hoistable platform 22; Steering structure includes motor 31, angle disk 32, shaft coupling and rotating shaft 34; Motor 31 is fixedly connected with supporting bracket 1 through motor fixed head 4; The output shaft 311 of motor 31 wears angle disk 32 and is connected with an end of shaft coupling; One end of the other end of shaft coupling and rotating shaft 34 is connected, and the other end of rotating shaft 34 wears hoistable platform 22 and is provided with chip pick-up device 5; Checkout gear 6 is arranged at the front portion of SMD LED paster light splitting machine with the chip transfer.Between motor fixed head 4 and supporting bracket 1, set up the reinforcement of booster action.
The present invention is directed to the slow present situation of led chip polarity separation velocity of the prior art, develop a kind of SMD LED paster light splitting machine and use the chip transfer, this SMD LED paster light splitting machine is arranged at the previous link of chip testing mechanism with the chip transfer.The delivery track of vibrating disk holds polarity position forward and reverse chip simultaneously, ° adjust the chip Rotate 180 of polarity position-reversed.Whether chip is needed the polarity adjustment, a judgement arranged earlier, this judgement is the polarity identification sign that carries out the detection chip upper surface through checkout gear 6; If the polarity identification point is in the chip of forward position; Do not need Rotate 180 °, then steering mechanism is failure to actuate when turning to station, if the polarity identification point is in the chip of reverse position; Just need steering mechanism's chip Rotate 180 °, carry out the polarity adjustment so that get into testing process.
A kind of SMD LED paster light splitting machine of the present invention is with the job order of chip transfer: during initial condition; Rotating shaft 34 is positioned at the upper end; The piston rod 211 of cylinder 21 is in the state of stretching out; After checkout gear 6 detected the chip that needs adjustment polarity and arrives assigned address, the piston rod 211 of cylinder 21 shrank, and drives hoistable platform 22 and moves down with rotating shaft 34; After the chip pick-up device 5 of rotating shaft 34 bottoms touches chip, chip is held through pull of vacuum; At this moment, the piston rod 211 of cylinder 21 stretches out, and rotating shaft 34 and hoistable platform 22 mechanisms are moved up, and chip rises with rotating shaft 34, and initial position is got back in rotating shaft 34, and the output shaft 311 of motor 31 is fixed in this process; Actuating motor 31 then, drive rotating shaft 34 Rotate 180s ° of sorption chips through coupling 332, and in this process, cylinder 21 keeps fixed; Rotation finishes; Piston rod 211 withdrawals through cylinder 21 descend rotating shaft 34; Chip is re-applied on the suction nozzle of rotating disk and by the rotating disk suction nozzle and holds, and no longer sucks chip in order to ensure the chip pick-up device 5 of rotating shaft 34, can the pull of vacuum of chip pick-up device 5 be changed into air pressure and blow; The piston rod 211 of last cylinder 21 rises once more, makes the chip pick-up device 5 of rotating shaft 34 break away from chip to elemental height, accomplishes a circulation; Chip is rotated 180 ° thus, has realized the polarity adjustment, can get into next step test station.Compared with prior art; Adopt a kind of SMD LED paster light splitting machine of the present invention to use the chip transfer; Can make the pan feeding speed of vibrating disk double; Not only significantly improved separation velocity and testing efficiency, also had characteristics simple in structure, that operation is simple and easy, action can be carried out with other operation synchronously simultaneously, be convenient to large-arealy on the market popularize and promote.
Concrete, the top of hoistable platform 22 is provided with the linear bearing 72 and the axis of guide 71, and match with linear bearing 72 in an end of the axis of guide 71, and the other end of the axis of guide 71 is fixedly connected with motor fixed head 4.The piston rod 211 of linear bearing 72 and 71 pairs of cylinders 21 of the axis of guide plays guiding and spacing effect.
Concrete, chip pick-up device 5 is provided with vacuum and inhales the hole for having the chip pick-up device 5 of draw-in groove in the draw-in groove, the size of draw-in groove with wait that the size of drawing chip is complementary.Inhaling the hole through vacuum can hold chip.
Concrete, chip pick-up device 5 is one-body molded with rotating shaft 34.Directly process the suction nozzle that has draw-in groove in the lower surface of rotating shaft 34.
Concrete, be provided with bearing 35 between the other end of rotating shaft 34 and the hoistable platform 22.Rotating shaft 34 is connected through bearing 35 with hoistable platform 22, to guarantee the rotational stabilization of rotating shaft 34.
Concrete, shaft coupling includes shaft coupling clip 331 and coupling 332, and the output shaft 311 of motor 31 is connected with an end of coupling 332 through shaft coupling clip 331, and the other end of coupling 332 and rotating shaft 34 are connected.Rotating shaft 34 can move axially with respect to coupling 332, and can not rotate relatively.
Concrete, checkout gear 6 is a transducer.Whether the polarity of the chip of step operation was correct before this transducer was used for detecting.
Concrete, checkout gear 6 is fixed in motor fixed head 4.
Concrete, the below of cylinder 21 is provided with air cylinder fixed plate 8, and air cylinder fixed plate 8 is fixedly connected with supporting bracket 1.Preferably, air cylinder fixed plate 8 is connected with supporting bracket 1 vertical fixing.
Concrete, the bottom of supporting bracket 1 is provided with base plate 9, is provided with stiffener 10 between supporting bracket 1 and the base plate 9.Strengthen the stability of entire chip polarity adjusting device.
Should be noted that at last; Above embodiment is only in order to explain technical scheme of the present invention; But not to the restriction of protection range of the present invention, although with reference to preferred embodiment the present invention has been done explanation at length, those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the essence and the scope of technical scheme of the present invention.

Claims (10)

1. a SMD LED paster light splitting machine is used the chip transfer; It is characterized in that: the elevating mechanism, steering mechanism, chip pick-up device and the checkout gear that include supporting bracket and be arranged at said supporting bracket; Said elevating mechanism includes cylinder and hoistable platform, and the piston rod of said cylinder is connected with said hoistable platform; Said steering structure includes motor, angle disk, shaft coupling and rotating shaft; Said motor is fixedly connected with said supporting bracket through the motor fixed head; The output shaft of said motor wears said angle disk and is connected with an end of said shaft coupling; One end of the other end of said shaft coupling and said rotating shaft is connected, and the other end of said rotating shaft wears said hoistable platform and is provided with the chip pick-up device; Said checkout gear is arranged at the front portion of said SMD LED paster light splitting machine with the chip transfer.
2. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer; It is characterized in that: the top of said hoistable platform is provided with the linear bearing and the axis of guide; Match with said linear bearing in one end of the said axis of guide, the other end of the said axis of guide is fixedly connected with said motor fixed head.
3. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer; It is characterized in that: said chip pick-up device is the chip pick-up device with draw-in groove; Be provided with vacuum in the said draw-in groove and inhale the hole, the size of said draw-in groove with wait that the size of drawing chip is complementary.
4. use the chip transfer according to claim 1 or 3 described a kind of SMD LED paster light splitting machines, it is characterized in that: said chip pick-up device and said rotating shaft are one-body molded.
5. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer, it is characterized in that: be provided with bearing between the other end of said rotating shaft and the said hoistable platform.
6. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer; It is characterized in that: said shaft coupling includes shaft coupling clip and coupling; The output shaft of said motor is connected with an end of said coupling through said shaft coupling clip, and the other end of said coupling and said rotating shaft are connected.
7. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer, and it is characterized in that: said checkout gear is a transducer.
8. use the chip transfer according to claim 1 or 7 described a kind of SMD LED paster light splitting machines, it is characterized in that: said checkout gear is fixed in said motor fixed head.
9. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer, and it is characterized in that: the below of said cylinder is provided with air cylinder fixed plate, and said air cylinder fixed plate is fixedly connected with said supporting bracket.
10. a kind of SMD LED paster light splitting machine according to claim 1 is used the chip transfer, and it is characterized in that: the bottom of said supporting bracket is provided with base plate, is provided with stiffener between said supporting bracket and the said base plate.
CN 201110242969 2011-08-23 2011-08-23 Chip turning device for surface-mounted device (SMD) light-emitting diode (LED) patch light splitting machine Expired - Fee Related CN102324449B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110242969 CN102324449B (en) 2011-08-23 2011-08-23 Chip turning device for surface-mounted device (SMD) light-emitting diode (LED) patch light splitting machine

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Application Number Priority Date Filing Date Title
CN 201110242969 CN102324449B (en) 2011-08-23 2011-08-23 Chip turning device for surface-mounted device (SMD) light-emitting diode (LED) patch light splitting machine

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CN102324449B CN102324449B (en) 2013-05-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106286470A (en) * 2016-10-27 2017-01-04 苏州市淞舜五金有限公司 A kind of lift cylinder fixed plate

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000338179A (en) * 1999-05-27 2000-12-08 Ando Electric Co Ltd Automatic handler
CN201185186Y (en) * 2007-12-12 2009-01-21 南京熊猫仪器仪表有限公司 Mechanism apparatus for sorting and carrying wafer
CN101782384A (en) * 2009-12-11 2010-07-21 南京熊猫电子股份有限公司 Surface mount device (SMD) automatic conveying and positioning test mechanism
CN202183410U (en) * 2011-08-23 2012-04-04 广东志成华科光电设备有限公司 Chip steering apparatus for SMD LED paster light-splitting machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000338179A (en) * 1999-05-27 2000-12-08 Ando Electric Co Ltd Automatic handler
CN201185186Y (en) * 2007-12-12 2009-01-21 南京熊猫仪器仪表有限公司 Mechanism apparatus for sorting and carrying wafer
CN101782384A (en) * 2009-12-11 2010-07-21 南京熊猫电子股份有限公司 Surface mount device (SMD) automatic conveying and positioning test mechanism
CN202183410U (en) * 2011-08-23 2012-04-04 广东志成华科光电设备有限公司 Chip steering apparatus for SMD LED paster light-splitting machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106286470A (en) * 2016-10-27 2017-01-04 苏州市淞舜五金有限公司 A kind of lift cylinder fixed plate

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