Summary of the invention
The objective of the invention is in order to overcome present testing efficiency lowly and cause the deficiency of loose contact between test contact and the test cap easily, provide to keep the integrated circuit testing multi-station positioning device that well contacts between a kind of testing integrated circuits efficient height and test contact and the test cap.
Concrete technical scheme of the present invention is:
Feeding track, several test contact that a kind of integrated circuit testing multi-station positioning device, described integrated circuit testing multi-station positioning device comprise mount pad, be fixedly connected with mount pad, be used for being distributed to pushing mechanism and the promotion driving mechanism that gradation mechanism, gradation driving mechanism, the push to test contact at each test contact place contact with the integrated circuit testing termination to integrated circuit; Described gradation driving mechanism is fixedly connected with mount pad with gradation mechanism respectively; Described promotion driving mechanism is fixedly connected with mount pad with pushing mechanism respectively.When this integrated circuit testing multi-station positioning device uses; Integrated circuit in the feeding track falls under action of gravity; The gradation driving mechanism makes integrated circuit get into several test positions continuously through gradation mechanism to carry out different tests, and different tests can be carried out to several integrated circuit simultaneously in several test positions; After integrated circuit fell entering test position, promotion driving mechanism drive pushing mechanism was pushed down test contact and is contacted with the integrated circuit testing termination; Keep well contacting between this integrated circuit testing multi-station positioning device testing integrated circuits efficient height and test contact and the test cap.
As preferably, described mount pad comprises base plate, fixed head and connecting link; Described base plate is provided with through hole; Described fixed head and feeding track lay respectively at the both sides at the place, through hole place of base plate, and fixed head is fixedly connected with base plate through connecting link, and feeding track is fixedly connected with base plate; Described feeding track is provided with chute feeder and end tank along its length; The two side ends of described end tank connects with a side external surface of chute feeder and feeding track respectively.Mount pad is simple in structure.
As preferably, described integrated circuit testing multi-station positioning device also comprises cushion block and the cushion block elevating mechanism that is used to fill up the integrated circuit testing end; Described cushion block elevating mechanism is fixedly connected with fixed head with cushion block respectively.After integrated circuit fell entering test position, the cushion block elevating mechanism drove cushion block and stretches out firmly integrated circuit testing termination of pad forward; The cushion block pad firmly make between integrated circuit testing termination and the test contact contact better.
As preferably, described cushion block elevating mechanism comprises lift cylinder and up-down buffer stopper; Described lift cylinder is positioned at the rear side of fixed head and is fixedly connected with fixed head, is provided with cushion block guide pillar guide pin bushing between described cushion block and the fixed head; The lift cylinders bar of described lift cylinder passes fixed head and is fixedly connected with cushion block with through hole; Described lift cylinder is provided with back cylinder bar; Described up-down buffer stopper is fixedly connected with the back cylinder bar that goes up and down.Elevating mechanism is that cylinder is simple and practical, and cushion block guide pillar guide pin bushing goes up and down steadily cushion block, and the up-down buffer stopper reduces the impact of cushion block to the integrated circuit testing termination.
As preferably, described elevating mechanism is first cylinder; Described first cylinder is fixedly connected with fixed head, is provided with the first guide pillar guide pin bushing between described cushion block and the fixed head; The first cylinder bar of described first cylinder passes fixed head and is fixedly connected with cushion block with through hole.Elevating mechanism is that cylinder is simple and practical.
As preferably, described gradation mechanism comprises test backing pin and the transition backing pin that header board, back plate, transiting rod, discharging backing pin, the backing pin of getting the raw materials ready, number equate with test contact; The trailing flank of described feeding track be provided with connect with chute feeder and with the back pin-and-hole of test backing pin with the backing pin coupling of getting the raw materials ready, the leading flank of feeding track is provided with the preceding pin-and-hole that connects with chute feeder and mate with transition backing pin and discharging backing pin; Described header board is positioned at the front side of feeding track, and back plate is between the rear side and fixed head of feeding track, and transiting rod passes through hole, and the two ends of transiting rod are fixedly connected with the back plate with header board respectively; The described backing pin of getting the raw materials ready, discharging backing pin and transition backing pin are arranged in order from top to bottom, and below and transition backing pin that the test backing pin is positioned at the transition backing pin are spaced; One end of described test backing pin is fixedly connected with the back plate respectively with an end of the backing pin of getting the raw materials ready, and the other end of test backing pin stretches into corresponding back pin-and-hole with the other end of the backing pin of getting the raw materials ready; One end of described transition backing pin is fixedly connected with header board respectively with an end of discharging backing pin, and the other end of the other end of transition backing pin and discharging backing pin stretches into corresponding preceding pin-and-hole respectively; Be provided with gradation guide pillar guide pin bushing between described back plate and the fixed head.Gradation mechanism is simple and reliable for structure, and gradation guide pillar guide pin bushing goes up and down steadily gradation mechanism.
As preferably, described gradation driving mechanism comprises gradation cylinder and gradation buffer stopper; The gradation cylinder is provided with cylinder bar behind the gradation; Described gradation cylinder is positioned at the rear side of fixed head and is fixedly connected with fixed head; The gradation cylinder bar of described gradation cylinder passes fixed head and is fixedly connected with the back plate; The cylinder bar is fixedly connected behind described gradation buffer stopper and the gradation.The gradation driving mechanism is that cylinder is simple and practical, and the gradation buffer stopper reduces the impact of gradation mechanism to feeding track and integrated circuit survey.
As preferably, described gradation driving mechanism is second cylinder; Described second cylinder is fixedly connected with fixed head; The second cylinder bar of described second cylinder passes fixed head and is fixedly connected with the back plate.The gradation driving mechanism is that cylinder is simple and practical.
As preferably, described pushing mechanism comprises the preceding holder that back holder and number equate with test contact; Fixed seating, described back is side in the feeding track place of base plate, and the rear end of back holder is fixedly connected with base plate, and preceding holder is fixedly connected with the front end of back holder, and test contact is fixedly connected with the back holder; Described promotion driving mechanism comprises promotion cylinder and the pusher head that number equates with test contact; Described promotion cylinder is fixedly connected with preceding holder, and pusher head is fixedly connected with the promotion cylinder bar that promotes cylinder and is relative with test contact.Driving driving mechanism is that cylinder is simple and practical; Pushing mechanism is simple in structure.
As preferably, described before holder comprise fixed mount, slide block, cover plate and set screw; The front end face of described fixed mount is provided with the groove with the slide block coupling, and the dual-side of slide block is slidingly connected through the relative dual-side of guide rail and groove respectively; Described cover plate is fixedly connected with the front end of fixed mount, and set screw is passed cover plate and is threaded with slide block; Described promotion cylinder is fixedly connected with slide block.The set screw of holder drive adjusting slider makes pusher head push down the suitable pressure of integrated circuit testing termination maintenance before the rotation.
Compared with prior art, the invention has the beneficial effects as follows: one. keep well contacting between this integrated circuit testing multi-station positioning device testing integrated circuits efficient height and test contact and the test cap.Two. mount pad is simple in structure.Three. elevating mechanism is that cylinder is simple and practical, and cushion block guide pillar guide pin bushing goes up and down steadily cushion block, and the up-down buffer stopper reduces the impact of cushion block to the integrated circuit testing termination, the cushion block pad firmly make between integrated circuit testing termination and the test contact contact better.Four. gradation mechanism is simple and reliable for structure, and gradation guide pillar guide pin bushing goes up and down steadily gradation mechanism, and the gradation driving mechanism is that cylinder is simple and practical, and the gradation buffer stopper reduces the impact of gradation mechanism to feeding track and integrated circuit survey.Five. driving driving mechanism is that cylinder is simple and practical; Pushing mechanism is simple in structure; The set screw of holder drive adjusting slider makes pusher head push down the suitable pressure of integrated circuit testing termination maintenance before the rotation.
Embodiment
Below in conjunction with shown in the accompanying drawing the present invention is described further.
Embodiment 1; Shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3: a kind of integrated circuit testing multi-station positioning device, is used for being distributed to pushing mechanism, the promotion driving mechanism that gradation mechanism, gradation driving mechanism, the push to test contact 1 at each test contact 1 place contact with the integrated circuit testing termination, cushion block 2 and the cushion block elevating mechanism that is used to fill up the integrated circuit testing end to integrated circuit the feeding track 3 that comprise mount pad 4, is fixedly connected with mount pad 4, four test contact 1.
Described mount pad 4 comprises base plate 41, fixed head 42 and connecting link 43; Connecting link 43 has four, and base plate 41 has through hole 44; Fixed head 42 and feeding track 3 lay respectively at the both sides at the place, through hole 44 places of base plate 41, and fixed head 42 is through connecting link 43 and base plate 41 welding, and feeding track 3 is connected with base plate 41 screws; Feeding track 3 has chute feeder 31 and end tank 32 along its length; The two side ends of end tank 32 connects with a side external surface of chute feeder 31 and feeding track 3 respectively.
Described elevating mechanism comprises lift cylinder 5 and up-down buffer stopper 11; Described cushion block elevating mechanism is fixedly connected with fixed head 42 with cushion block 2 respectively; In the present embodiment, lift cylinder 5 is positioned at the rear side of fixed head 42 and is connected with fixed head 42 screws, has cushion block guide pillar guide pin bushing 45 between cushion block 2 and the fixed head 42; The lift cylinders bar 51 of lift cylinder 5 passes fixed head 42 and is threaded with cushion block 2 with through hole 44; Lift cylinder 5 has the back of up-down cylinder bar 52; The material of up-down buffer stopper 11 is a rubber, and up-down buffer stopper 11 is threaded with the back cylinder bar 52 that goes up and down.
Described gradation mechanism comprises that four that header board 12, back plate 13, transiting rod 14, discharging backing pin 15, the backing pin 16 of getting the raw materials ready, number equate with test contact 1 are tested backing pins 17 and four transition backing pins 18; The trailing flank of feeding track 3 have connect with chute feeder 31 and with the back pin-and-hole 33 of the test backing pin 17 and backing pin 16 clearance fit of getting the raw materials ready, the leading flank of feeding track 3 have connect with chute feeder 31 and with the preceding pin-and-hole 34 of transition backing pin 18 and discharging backing pin 15 clearance fit; Header board 12 is positioned at the front side of feeding track 3, and back plate 13 is between the rear side and fixed head 42 of feeding track 3, and transiting rod 14 passes through hole 44, and weld with header board 12 and back plate 13 respectively at the two ends of transiting rod 14; Get the raw materials ready backing pin 16, discharging backing pin 15 and transition backing pin 18 is arranged in order from top to bottom, and below and transition backing pin 18 that test backing pin 17 is positioned at transition backing pin 18 are spaced; One end of test backing pin 17 is threaded with back plate 13 respectively with an end of the backing pin 16 of getting the raw materials ready, and the other end of test backing pin 17 stretches into corresponding back pin-and-hole 33 with the other end of the backing pin 16 of getting the raw materials ready; One end of transition backing pin 18 and an end of discharging backing pin 15 are threaded with header board 12 respectively, and the other end of the other end of transition backing pin 18 and discharging backing pin 15 stretches into corresponding preceding pin-and-hole 34 respectively; Has gradation guide pillar guide pin bushing 19 between back plate 13 and the fixed head 42.
Described gradation driving mechanism comprises gradation cylinder 6 and gradation buffer stopper 20; Gradation cylinder 6 has cylinder bar 62 behind the gradation; Described gradation driving mechanism is fixedly connected with mount pad 4 with gradation mechanism respectively; In the present embodiment, gradation cylinder 6 is positioned at the rear side of fixed head 42 and is connected with fixed head 42 screws; The gradation cylinder bar 61 of gradation cylinder 6 passes fixed head 42 and is threaded with back plate 13; The material of gradation buffer stopper 20 is a rubber, and cylinder bar 62 is threaded behind gradation buffer stopper 20 and the gradation.
Described pushing mechanism comprises four preceding holders 7 that back holder 21 and number equate with test contact 1; Back holder 21 is positioned at the feeding track 3 place sides of base plate 41, and the rear end of back holder 21 is connected with base plate 41 screws, and preceding holder 7 is connected with the front end screw of back holder 21, and test contact 1 is connected with back holder 21 screws; Described promotion driving mechanism comprises four promotion cylinders 8 and four pusher head 22 that number equates with test contact 1.
Holder 7 comprises fixed mount 71, slide block 72, cover plate 73 and set screw 74 before described; The front end face of fixed mount 71 is provided with the groove 75 with slide block 72 clearance fit, and the dual-side of slide block is slidingly connected through the relative dual-side of guide rail 76 with groove 75 respectively; Cover plate 73 is connected with the front end screw of fixed mount 71, and set screw 74 is passed cover plate 73 and is threaded with slide block 72; Described promotion driving mechanism is fixedly connected with mount pad 4 with pushing mechanism respectively; In the present embodiment, described promotion cylinder 8 is connected with slide block 72 screws of preceding holder 7, and pusher head 22 is threaded with the promotion cylinder bar 81 that promotes cylinder 8 and is relative with test contact.
When this integrated circuit testing multi-station positioning device uses; Integrated circuit in the feeding track falls under action of gravity; First integrated circuit is blocked by discharging backing pin 15; The gradation cylinder bar 61 of gradation cylinder 6 stretches out forward, through header board 12, transiting rod 14 and after plate 13, drive discharging backing pin 15, the backing pin 16 of getting the raw materials ready, test backing pin 17 and transition backing pin 18 and travel forward; The backing pin 16 of getting the raw materials ready inserts the fabrication hole of second integrated circuit, and first integrated circuit falls by first test backing pin 17 and blocks the entering first test position; Gradation cylinder bar 61 is withdrawn backward; Through header board 12, transiting rod 14 and after plate 13; Driving discharging backing pin 15, the backing pin 16 of getting the raw materials ready, test backing pin 17 and transition backing pin 18 moves backward; The backing pin 16 of getting the raw materials ready withdraws from the fabrication hole of second integrated circuit, and second integrated circuit falls to being blocked by discharging backing pin 15, and first integrated circuit falls by first transition backing pin 18 and blocks the entering first transition position; And the like, can make integrated circuit carry out different tests four test positions continuously, different tests can be carried out to four integrated circuit simultaneously in four test positions; When integrated circuit fall backing pin 17 to be tested block get into the test position after, the lift cylinders bar 51 of lift cylinder 5 drives cushion blocks 2 and stretches out pad forward and live the integrated circuit testing termination; The promotion cylinder bar 81 that promotes cylinder 8 drives pusher head 22 and stretches out backward and push down test contact 1 and contact with the integrated circuit testing termination; The set screw 74 drive adjusting sliders 72 of holder 7 make pusher head 22 push down the suitable pressure of integrated circuit testing termination maintenance before the rotation.
This beneficial effect of the invention is: keep well contacting between this integrated circuit testing multi-station positioning device testing integrated circuits efficient height and test contact and the test cap.Mount pad is simple in structure.Elevating mechanism is that cylinder is simple and practical, and cushion block guide pillar guide pin bushing goes up and down steadily cushion block, and the up-down buffer stopper reduces the impact of cushion block to the integrated circuit testing termination, the cushion block pad firmly make between integrated circuit testing termination and the test contact contact better.Gradation mechanism is simple and reliable for structure, and gradation guide pillar guide pin bushing goes up and down steadily gradation mechanism, and the gradation driving mechanism is that cylinder is simple and practical, and the gradation buffer stopper reduces the impact of gradation mechanism to feeding track and integrated circuit survey.Driving driving mechanism is that cylinder is simple and practical; Pushing mechanism is simple in structure; The set screw of holder drive adjusting slider makes pusher head push down the suitable pressure of integrated circuit testing termination maintenance before the rotation.
Embodiment 2; Shown in accompanying drawing 4, accompanying drawing 5, accompanying drawing 6: a kind of integrated circuit testing multi-station positioning device, is used for being distributed to pushing mechanism, the promotion driving mechanism that gradation mechanism, gradation driving mechanism, the push to test contact 1 at each test contact 1 place contact with the integrated circuit testing termination, cushion block 2 and the cushion block elevating mechanism that is used to fill up the integrated circuit testing end to integrated circuit the feeding track 3 that comprise mount pad 4, is fixedly connected with mount pad 4, four test contact 1.
Described mount pad 4 comprises base plate 41, fixed head 42 and connecting link 43; Connecting link 43 has four, and base plate 41 has through hole 44; Fixed head 42 and feeding track 3 lay respectively at the both sides at the place, through hole 44 places of base plate 41, and fixed head 42 is through connecting link 43 and base plate 41 welding, and feeding track 3 is connected with base plate 41 screws; Feeding track 3 has chute feeder 31 and end tank 32 along its length; The two side ends of end tank 32 connects with a side external surface of chute feeder 31 and feeding track 3 respectively.
Described elevating mechanism is first cylinder 9; Described cushion block elevating mechanism is fixedly connected with mount pad 4 with cushion block 2 respectively; In the present embodiment, described first cylinder 9 is connected with fixed head 42 screws, has cushion block guide pillar guide pin bushing 45 between described cushion block 2 and the fixed head 42; The first cylinder bar 91 of described first cylinder 9 passes fixed head 42 and is threaded with cushion block 2 with through hole 44.
Described gradation mechanism comprises that four that header board 12, back plate 13, transiting rod 14, discharging backing pin 15, the backing pin 16 of getting the raw materials ready, number equate with test contact 1 are tested backing pins 17 and four transition backing pins 18; The trailing flank of feeding track 3 have connect with chute feeder 31 and with the back pin-and-hole 33 of the test backing pin 17 and backing pin 16 clearance fit of getting the raw materials ready, the leading flank of feeding track 3 have connect with chute feeder 31 and with the preceding pin-and-hole 34 of transition backing pin 18 and discharging backing pin 15 clearance fit; Header board 12 is positioned at the front side of feeding track 3, and back plate 13 is between the rear side and fixed head 42 of feeding track 3, and transiting rod 14 passes through hole 44, and weld with header board 12 and back plate 13 respectively at the two ends of transiting rod 14; Get the raw materials ready backing pin 16, discharging backing pin 15 and transition backing pin 18 is arranged in order from top to bottom, and below and transition backing pin 18 that test backing pin 17 is positioned at transition backing pin 18 are spaced; One end of test backing pin 17 is threaded with back plate 13 respectively with an end of the backing pin 16 of getting the raw materials ready, and the other end of test backing pin 17 stretches into corresponding back pin-and-hole 33 with the other end of the backing pin 16 of getting the raw materials ready; One end of transition backing pin 18 and an end of discharging backing pin 15 are threaded with header board 12 respectively, and the other end of the other end of transition backing pin 18 and discharging backing pin 15 stretches into corresponding preceding pin-and-hole 34 respectively; Has gradation guide pillar guide pin bushing 19 between back plate 13 and the fixed head 42.
Described gradation driving mechanism is second cylinder 10; Described gradation driving mechanism is fixedly connected with mount pad 4 with gradation mechanism respectively; In the present embodiment, described second cylinder 10 is connected with fixed head 42 screws; The second cylinder bar 101 of second cylinder 10 passes fixed head 42 and is threaded with back plate 13.
Described pushing mechanism comprises four preceding holders 7 that back holder 21 and number equate with test contact 1; Back holder 21 is positioned at the feeding track 3 place sides of base plate 41, and the rear end of back holder 21 is connected with base plate 41 screws, and preceding holder 7 is connected with the front end screw of back holder 21, and test contact 1 is connected with back holder 21 screws; Described promotion driving mechanism comprises four promotion cylinders 8 and four pusher head 22 that number equates with test contact; Promote cylinder 8 and four pusher head 22;
Holder 7 comprises fixed mount 71, slide block 72, cover plate 73 and set screw 74 before described; The front end face of fixed mount 71 has the groove 75 with slide block 72 clearance fit, and the dual-side of slide block is slidingly connected through the relative dual-side of guide rail 76 with groove 75 respectively; Cover plate 73 is connected with the front end screw of fixed mount 71, and set screw 74 is passed cover plate 73 and is threaded with slide block 72; Described promotion driving mechanism is fixedly connected with mount pad 4 with pushing mechanism respectively; In the present embodiment, described promotion cylinder 8 is connected with slide block 72 screws of preceding holder 7, and pusher head 22 is threaded with the promotion cylinder bar 81 that promotes cylinder 8 and is relative with test contact
When this integrated circuit testing multi-station positioning device uses; Integrated circuit in the feeding track falls under action of gravity; First integrated circuit is blocked by discharging backing pin 15; The second cylinder bar 101 of second cylinder 10 stretches out forward, through header board 12, transiting rod 14 and after plate 13, drive discharging backing pin 15, the backing pin 16 of getting the raw materials ready, test backing pin 17 and transition backing pin 18 and travel forward; The backing pin 16 of getting the raw materials ready inserts the fabrication hole of second integrated circuit, and first integrated circuit falls by first test backing pin 17 and blocks the entering first test position; The second cylinder bar 101 is withdrawn backward; Through header board 12, transiting rod 14 and after plate 13; Driving discharging backing pin 15, the backing pin 16 of getting the raw materials ready, test backing pin 17 and transition backing pin 18 moves backward; The backing pin 16 of getting the raw materials ready withdraws from the fabrication hole of second integrated circuit, and second integrated circuit falls to being blocked by discharging backing pin 15, and first integrated circuit falls by first transition backing pin 18 and blocks the entering first transition position; And the like, can make integrated circuit carry out different tests four test positions continuously, different tests can be carried out to four integrated circuit simultaneously in four test positions; When integrated circuit fall backing pin 17 to be tested block get into the test position after, the first cylinder bar 91 of first cylinder 9 drives cushion blocks 2 and stretches out pad forward and live the integrated circuit testing termination; The promotion cylinder bar 81 that promotes cylinder 8 drives pusher head 22 and stretches out backward and push down test contact 1 and contact with the integrated circuit testing termination; The set screw 74 drive adjusting sliders 72 of holder 7 make pusher head 22 push down the suitable pressure of integrated circuit testing termination maintenance before the rotation.
This beneficial effect of the invention is: keep well contacting between this integrated circuit testing multi-station positioning device testing integrated circuits efficient height and test contact and the test cap.Mount pad is simple in structure.Elevating mechanism is that cylinder is simple and practical, and cushion block guide pillar guide pin bushing goes up and down steadily cushion block, the cushion block pad firmly make between integrated circuit testing termination and the test contact contact better.Gradation mechanism is simple and reliable for structure, and gradation guide pillar guide pin bushing goes up and down steadily gradation mechanism, and the gradation driving mechanism is that cylinder is simple and practical.Driving driving mechanism is that cylinder is simple and practical; Pushing mechanism is simple in structure; The set screw of holder drive adjusting slider makes pusher head push down the suitable pressure of integrated circuit testing termination maintenance before the rotation.
It is apparent to one skilled in the art that the present invention can change into multiple mode, and such change is not thought and departed from the scope of the present invention.The conspicuous modification of the technician to said field that all are such is within the scope that is included in this claim.