CN203120382U - Improved bulk LED feeder - Google Patents

Abstract

The utility model relates to the technical field of LED assembly and processing equipment, in particular to an improved bulk LED feeder which comprises a vibration disk, a pre-check feeding guide rail, a detection steering device, an after-check feeding device and a component feeding device. Two ends of the pre-check feeding guide rail are connected with the vibration disk and the detection steering device respectively, and the after-check feeding device is positioned between the detection steering device and the component feeding device. The detection steering device comprises a mounting bottom plate, a detection supporting plate, a sliding rail and a detection slider, wherein the sliding rail is fixed onto the detection supporting plate which is vertically arranged on the mounting bottom plate, and the detection slider is matched with the sliding rail. A component detection device and a component steering device are mounted on the mounting bottom plate which is provided with a slug hole. The component detection device comprises two detection heads which are mounted on the mounting bottom plate and can be separated from each other and drawn together, and a first probe and a second probe are mounted on one of the detection head. Positive electrode and negative electrode detection of LED components is greatly accelerated, equipment complexity is lowered, and stability is greatly improved.

Description

The modified model bulk light-emitting diode (LED) feeder

Technical field

The utility model relates to LED assembling technical field of processing equipment, refers in particular to a kind of modified model bulk light-emitting diode (LED) feeder.

Background technology

At present, in the process and assemble of LED product, normally LED element in bulk is carried out sequential organization with braider earlier, other process equipments such as the vertical inserter of LED component feeding that will finish band then carry out next step assembling or plug-in unit.Braider is to be power source with stepping motor in conjunction with cam structure and cylinder, with LED element in bulk by tape-feed, guide mechanism, pusher, charging tray, changement, feed mechanism, rotating disk connecting gear, test position, wear a kind of equipment that packaging mechanism and take-up mechanism realize automatic braid function; Because the cost of braider is higher, thereby makes the production process of LED product increase the intermediate link of LED element braid, the LED production cost of products that the processing of this intermediate link improves greatly.

In order to reduce production costs, someone has designed and a kind ofly LED in bulk has been supplied with directly process equipment assembles or the LED supply equipment in bulk of plug-in unit, this LED supply equipment in bulk can carry out rambling LED in bulk being transported on the LED conveyer chain after the neat in order arrangement, is supplied to process equipment to assemble or plug-in unit LED by the LED conveyer chain again.

But existing bulk light-emitting diode (LED) feeder is because complex structure, the assembly difficulty height, thus cause the input cost of equipment higher, maintenance and safeguard has more numerous and diversely had a strong impact on the operating efficiency of LED loader.

Summary of the invention

The technical problems to be solved in the utility model provides a kind of simple in structure, simple modified model bulk light-emitting diode (LED) feeder of assembling, has improved the both positive and negative polarity detection speed to the LED element greatly, has simplified the complexity of equipment, and stability is greatly improved.

In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of modified model bulk light-emitting diode (LED) feeder, the involving vibrations dish, feeding guide before the inspection, detect transfer, inspection back pay-off and element feeding device, the two ends of feeding guide are connected with the detection transfer with vibrating disk respectively before the inspection, inspection back pay-off is detecting between transfer and the element feeding device, described detection transfer comprises the installation base plate, stand on the detection supporting bracket that base plate is installed, be fixed in the slide rail of this detection supporting bracket and the detection slide block that cooperates with slide rail, base plate is installed is equiped with inspection device for components and element transfer, base plate is installed is offered slug hole; Described inspection device for components comprise be arranged at install on the base plate two can be mutually away from the detection head of drawing close, be equiped with first probe and second probe on one of them detection head, also comprise the detection power supply, the relay that is electrically connected with the detection power supply, this relay comprises first switch, second switch, the 3rd switch and the 4th switch, the two ends of first switch are electrically connected with first probe and detection power supply respectively, the two ends of second switch are electrically connected with second probe and earth terminal respectively, the two ends of the 3rd switch are electrically connected with first probe and earth terminal respectively, and the two ends of the 4th switch are electrically connected with second probe and detection power supply respectively.

Wherein, the front side of described detection slide block is equiped with L shaped slide, the kink of L shaped slide extends to the rear side that detects supporting bracket, L shaped slide is equiped with three detection pneumatic-fingers that are set up in parallel, the rear side of described detection supporting bracket is equiped with for driving the handover driving mechanism that L shaped slide moves around, and this driving mechanism is connected with the kink of L shaped slide; Described inspection device for components be positioned at second detect pneumatic-finger under, described element transfer be positioned at the 3rd detect pneumatic-finger under, described slug hole be positioned at inspection device for components under.

Wherein, described detection supporting bracket fixedly is equiped with limit base, and L shaped slide is equiped with two hydraulic damper, and limit base is between two hydraulic damper.

Wherein, described detection pneumatic-finger comprises the driving cylinder body of fixedlying connected with L shaped slide and is arranged at two clamping parts that drive cylinder body, these two clamping parts all detachably are equiped with holds material clamp, holds the relative sidewall of material clamp for two and all offers groove, and the cross section of this groove is circular arc or V-arrangement.

Preferably, described element feeding device comprises fork sheet feeding device and the LED element is transferred to the transfer mechanism of pitching the sheet feeding device from examining the back pay-off, fork sheet feeding device and transfer mechanism all are installed in described installation base plate, described transfer mechanism comprises the axis of guide, transfers slide block and is fixed in two handover supporting brackets that base plate is installed, fixedly connected with two handover supporting brackets respectively in the two ends of the axis of guide, the described axis of guide is equiped with linear bearing, described handover slide block is fixedlyed connected with this linear bearing, transfers slide block and is equiped with the material loading pneumatic-finger; Described handover supporting bracket is equiped with the translational drive mechanism of transferring the slide block move left and right for driving.

Wherein, the inboard of described handover supporting bracket is provided with hexagonal socket head cap screw, and described handover slide block is equiped with cushion rubber bumper, when transferring slide block near the handover supporting bracket, and cushion rubber bumper and hexagonal socket head cap screw butt.

Preferably, described inspection back pay-off comprises the line slideway that is arranged at described installation base plate and the straight-line oscillation device that is connected with line slideway, the discharge end of described line slideway is provided with arc-shaped guide rail, the side of this arc-shaped guide rail is equiped with first rotational pin, backgauge colludes and be used for backgauge colludes first spring that returns original position again, the tail end that backgauge colludes and first rotational pin articulate, the front end that backgauge colludes is provided with and colludes pawl, this colludes the discharge end that pawl is positioned at arc-shaped guide rail, when described handover slide block moves to the left side, the discharge end of arc-shaped guide rail be positioned at described material loading pneumatic-finger under.

Wherein, described fork sheet feeding device comprises the erect-position body that is arranged at the installation base plate, activity is installed in the active sliding block of erect-position body and drives the erect-position driving mechanism that active sliding block moves forward and backward, the front end of active sliding block is provided with push jack, also comprise the material-receiving device that is installed in the erect-position body, described material-receiving device comprises the L shaped catch that connects material, second rotational pin and the seat that connects material that is fixed in the erect-position body, second rotational pin pass shape connect material catch the rear end and with connect material the seat fixedly connected, the front end of the L shaped catch that connects material offers the groove that connects material for ccontaining LED stitch, this groove that connects material is positioned at the dead ahead of described push jack, the described seat that connects material is equiped with and makes the L shaped catch that connects material return second spring of original position again, when described handover slide block moves to when the right, the groove that connects material be positioned at described material loading pneumatic-finger under.

Wherein, described second spring is extension spring, and the two ends of this extension spring are connected with the seat that connects material with the leading section of the L shaped catch that connects material respectively.

Wherein, be equiped with magnetic block under the described groove that connects material, described erect-position body is provided with mount pad, and magnetic block is fixed in this mount pad.

The beneficial effects of the utility model are: the utility model provides a kind of modified model bulk light-emitting diode (LED) feeder, in testing process, need not to change the position of LED element, whether only need change detection sense of current can detect the LED element qualified, LED element supply equipment can also record the position of LED element accordingly, structure is simplified greatly, the cost performance height.

Description of drawings

Perspective view when Fig. 1 hides fork sheet feeding device for the utility model.

Fig. 2 is the utility model inspection device for components and element transfer plan structure schematic diagram.

Fig. 3 detects the stereochemical structure decomposing schematic representation of pneumatic-finger movable part for the utility model.

Fig. 4 is the stereochemical structure decomposing schematic representation of the utility model inspection device for components.

Fig. 5 is the wiring schematic diagram of the utility model testing circuit part.

Fig. 6 is the perspective view of the utility model element feeding device.

Fig. 7 is the main TV structure schematic diagram of the utility model element feeding device.

Fig. 8 is the stereochemical structure decomposing schematic representation of the utility model transfer mechanism.

Fig. 9 is the perspective view of the utility model inspection back pay-off.

Figure 10 is the plan structure schematic diagram of the utility model inspection back pay-off.

Figure 11 is the stereochemical structure decomposing schematic representation of the utility model inspection back pay-off.

Figure 12 is the perspective view of the utility model fork sheet feeding device.

Figure 13 is the stereochemical structure decomposing schematic representation of the utility model fork sheet feeding device.

Figure 14 is the connect material plan structure schematic representation intention of groove material-receiving device when withdrawing to side of the utility model.

Embodiment

For the ease of those skilled in the art's understanding, below in conjunction with embodiment and accompanying drawing the utility model is further described, the content that execution mode is mentioned not is to restriction of the present utility model.

Extremely shown in Figure 14 as Fig. 1, a kind of modified model bulk light-emitting diode (LED) feeder, involving vibrations dish (not drawing among the figure), feeding guide 1 before the inspection, detect transfer, inspection back pay-off 5 and element feeding device, the two ends of feeding guide 1 are connected with the detection transfer with vibrating disk respectively before the inspection, inspection back pay-off 5 is detecting between transfer and the element feeding device, described detection transfer comprises installs base plate 2, stand on the detection supporting bracket 21 that base plate 2 is installed, be fixed in the slide rail 22 of this detection supporting bracket 21 and the detection slide block 23 that cooperates with slide rail 22, base plate 2 is installed is equiped with inspection device for components 3 and element transfer 4, base plate 2 is installed is offered slug hole 24;

Described inspection device for components 3 comprise be arranged at install on the base plate 2 two can be mutually away from the detection head of drawing close 31, be equiped with first probe 32 and second probe 33 on one of them detection head 31, also comprise the detection power supply, the relay 34 that is electrically connected with the detection power supply, this relay 34 comprises first switch 35, second switch 36, the 3rd switch 37 and the 4th switch 38, the two ends of first switch 35 are electrically connected with first probe 32 and detection power supply respectively, the two ends of second switch 36 are electrically connected with second probe 33 and earth terminal respectively, the two ends of the 3rd switch 37 are electrically connected with first probe 32 and earth terminal respectively, and the two ends of the 4th switch 38 are electrically connected with second probe 33 and detection power supply respectively.

Bulk light-emitting diode (LED) feeder in the course of the work, the in bulk LED element of splendid attire in vibrating disk moves to the detection transfer along the preceding feeding guide 1 of inspection, by detecting transfer the LED element is carried out both positive and negative polarity and qualified detection the whether, be transported to the element feeding device through the LED element after detection and the both positive and negative polarity adjustment by inspection back pay-off 5, by the element feeding device LED element pushed on the LED conveyer chain at last.

When the LED element is transported between two detection heads 31, these two detection heads 31 are close mutually, contact and be electrically connected with two pins of LED element respectively with second probe 33 until first probe 32, this moment, relay 34 began action, make first switch 35 and second switch 36 synchronizing closes, the 3rd switch 37 and the 4th switch 38 are disconnected synchronously, can the LED element normally luminous at this moment to detect, if can be normally luminous, prove that then this LED element is qualified, and the polar orientation that can draw this LED element accordingly is correct, need not to turn to; If this LED element can not be normally luminous, then relay 34 disconnects first switch 35 and second switch 36 synchronously, and make the 3rd switch 37 and the 4th switch 38 synchronizing closes, if can be normally luminous, prove that then this LED element is qualified, and can draw the polar orientation mistake of this LED element accordingly, just can be supplied to inserter to use after need turning to, if still can not be normally luminous, prove that then this LED element is waste product, need do and abandon material and handle, two detection heads 31 fall into slug hole 24 under being positioned at away from, LED element in self gravity effect again.

In testing process, need not to change the position of LED element, whether only need change detection sense of current can detect the LED element qualified, and LED element supply equipment can also record the position of LED element accordingly, and structure is simplified greatly, the cost performance height.

See Fig. 5, the described inspection device for components 3 of present embodiment also comprises diode, and this diode is in parallel with relay 34.Diode has pressure stabilization function; because when diode reverse is connected; under the breakdown situation of diode; its electric current will increase moment; like this when external voltage increases; because the electric current that the breakdown back of diode increases can or not pass through relay 34 by diode, thereby can protection relay 34.

In the present embodiment, the front side of described detection slide block 23 is equiped with L shaped slide 25, the kink of L shaped slide 25 extends to the rear side that detects supporting bracket 21, L shaped slide 25 is equiped with three detection pneumatic-fingers that are set up in parallel, the rear side of described detection supporting bracket 21 is equiped with for driving the handover driving mechanism that L shaped slide 25 moves around, and this driving mechanism is connected with the kink of L shaped slide 25; Described inspection device for components 3 be positioned at second detect pneumatic-finger under, described element transfer 4 be positioned at the 3rd detect pneumatic-finger under, described slug hole 24 be positioned at inspection device for components 3 under.

See Fig. 1, three are detected pneumatic-finger and are respectively first detection pneumatic-finger, second detection pneumatic-finger and the 3rd detection pneumatic-finger from a left side.

Inspection device for components 3 and element transfer 4 are before inspection between feeding guide 1 and the inspection back pay-off 5, L shaped slide 25 moves around in the effect of transferring driving mechanism, and drive three and detect pneumatic-fingers and move around synchronously, LED element before will being examined by second detection pneumatic-finger earlier on the feeding guide 1 is transferred to inspection device for components 3 and detects, if waste product, then inspection device for components 3 opens, and waste product LED element is discharged from slug hole 24 under the effect of self gravitation; If qualified product, then detect pneumatic-finger by second it is transported to element transfer 4, and determine whether that according to the testing result of inspection device for components 3 needs carry out go to action, detect pneumatic-finger by the 3rd at last the LED element is transferred to inspection back pay-off 5 from element transfer 4, thereby finish whole detection go to actions.

See Fig. 1 and Fig. 4, under the effect of transferring driving mechanism, L shaped slide about 25 moves around, described detection pneumatic-finger and L shaped slide 25 move around synchronously, when the detection pneumatic-finger moves to left end, detect the pneumatic-finger closure and carry out holding action, when the detection pneumatic-finger moves to right-hand member, the detection pneumatic-finger opens, thereby realized that described feed detector is with the handover function of element transfer device, because the setting of slide rail 22 and detection slide block 23 detects pneumatic-finger and can not move up and down, also reduce to detect the vibration of pneumatic-finger in the vertical direction greatly, improved the clamping steadiness that detects pneumatic-finger.Because the setting of L shaped slide 25 detects pneumatic-finger and transfers the both sides that driving mechanism lays respectively at detection supporting bracket 21, has simplified the layout of each parts of mechanism greatly, simple in structure, easy to assembly, cost performance is higher.

In the present embodiment, described detection supporting bracket 21 fixedly is equiped with limit base 27, and L shaped slide 25 is equiped with two hydraulic damper 26, and limit base 27 is between two hydraulic damper 26.So that the stroke that moves around of L shaped slide 25 is limited, improve and detect pneumatic-finger amount of movement in the horizontal direction, it is more accurate to transfer.

The described handover driving mechanism of present embodiment comprises the cylinder block that is fixed in detection supporting bracket 21 rear sides and the handover cylinder that is installed in this cylinder block, and this piston rod of transferring cylinder is connected with the kink of L shaped slide 25.Driving by air pressure is done piston rod to stretch out and the action that bounces back, move around to drive L shaped slide 25 in transferring cylinder.

See Fig. 6, described detection pneumatic-finger comprises the driving cylinder body 28 of fixedlying connected with L shaped slide 25 and is arranged at two clamping parts 29 that drive cylinder body 28, these two clamping parts 29 all detachably are equiped with holds material clamp 20, hold material clamp 20 relative sidewalls for two and all offer groove, the cross section of this groove is circular arc or V-arrangement.

In application, two clamping parts 29 draw close mutually and away from, and drive two and hold material clamp 20 and clamp and open, two when holding material clamp 20 and clamping, two grooves are combined to form a ccontaining interval, and the LED element that is transported tightly is embedded in this ccontaining interval, effectively avoid the LED element to change direction in the process of transporting, transport more accurately and reliably, practical.

Certainly, the cross section of described groove can also be circular arc, as long as can reach the LED element is carried out firm clamping.

Preferably, described element feeding device comprises fork sheet feeding device 6 and the LED element is transferred to the transfer mechanism 7 of pitching sheet feeding device 6 from examining back pay-off 5, fork sheet feeding device 6 and transfer mechanism 7 all are installed in described installation base plate 2, described transfer mechanism 7 comprises the axis of guide 71, transfer slide block 72 and be fixed in two handover supporting brackets 73 that base plate 2 is installed, fixedly connected with two handover supporting brackets 73 respectively in the two ends of the axis of guide 71, the described axis of guide 71 is equiped with linear bearing 74, described handover slide block 72 is fixedlyed connected with this linear bearing 74, transfers slide block 72 and is equiped with material loading pneumatic-finger 75; Described handover supporting bracket 73 is equiped with the translational drive mechanism of transferring slide block 72 move left and right for driving.

Inspection back pay-off 5 is used for and will be transported to first assigned address through the LED element that detects, and by transfer mechanism 7 this LED element is transferred to second assigned address of fork sheet feeding device 6 again, by pitching sheet feeding device 6 it is pushed on the LED conveyer chain at last.

See Fig. 6 to Fig. 8, under the effect of translational drive mechanism, transferring slide block about 72 moves around, described pneumatic-finger moves around synchronously with handover slide block 72, when pneumatic-finger moves to left end, the pneumatic-finger closure is carried out holding action, with the LED element on the pay-off 5 of gripping inspection back, when pneumatic-finger moves to right-hand member, pneumatic-finger opens, the LED element is placed on second assigned address of fork sheet feeding device 6, thereby has realized that described fork sheet material loading is with the handover function of element transfer device, because the setting of the axis of guide 71 and linear bearing 74, frictional resistance and wearing and tearing between the axis of guide 71 and the handover slide block 72 have been reduced greatly, improve the flexibility of pneumatic-finger move left and right, also reduced pneumatic-finger rocking in the horizontal direction greatly, improved the clamping steadiness of pneumatic-finger.

In the present embodiment, the inboard of described handover supporting bracket 73 is provided with hexagonal socket head cap screw 76, and described handover slide block 72 is equiped with cushion rubber bumper 77, when transferring slide block 72 near handover supporting bracket 73, and cushion rubber bumper 77 and hexagonal socket head cap screw 76 butts.

When transferring slide block 72 move left and right, cushion rubber bumper 77 moves around between two hexagonal socket head cap screws 76, thereby reach the effect that slide block 72 shift motions are transferred in restriction, and effectively reduce the vibration when transferring slide block 72 with hexagonal socket head cap screw 76 bumps, further improve the pneumatic-finger clamping stability.

Preferably, described inspection back pay-off 5 comprises the line slideway 51 that is arranged at described installation base plate 2 and the straight-line oscillation device 52 that is connected with line slideway 51, the discharge end of described line slideway 51 is provided with arc-shaped guide rail 53, the side of this arc-shaped guide rail 53 is equiped with first rotational pin 54, backgauge colludes 55 and be used for backgauge and collude 55 first springs 59 that return original position again, backgauge colludes 55 tail end and 54 pivot joints of first rotational pin, backgauge colludes 55 front end and is provided with and colludes pawl 56, this colludes the discharge end that pawl 56 is positioned at arc-shaped guide rail 53, when described handover slide block 72 moves to the left side, the discharge end of arc-shaped guide rail 53 be positioned at described material loading pneumatic-finger 75 under.

Under the effect of straight-line oscillation device 52, the LED element moves forward and enters into arc-shaped guide rail 53 along line slideway 51, when the LED element arrives the discharge end of arc-shaped guide rail 53, colluded 55 the pawl 56 that colludes by backgauge and block, prevent that effectively the LED element from coming off from arc-shaped guide rail 53; When material loading pneumatic-finger 75 is transferred to first assigned address with the LED element, backgauge colludes 55 and is pushed open by the LED element and around 54 swings of first rotational pin, after the LED element was seen off, backgauge colluded 55 and return original position again under the effect of first spring 59, colludes the discharge end that pawl 56 is got back to arc-shaped guide rail 53.Because the Way in of the feed end of arc-shaped guide rail 53 is different with the Way out of the discharge end of described arc-shaped guide rail 53, thereby can change the carriage direction of LED element, be convenient to make the layout of each parts of equipment more reasonable.The utility model prevents that effectively materials and parts from coming off from feeding guide under the prerequisite that does not influence 75 clampings of material loading pneumatic-finger, practical.

In the present embodiment, described arc-shaped guide rail 53 is equiped with spring base 57, and described first spring 59 is for being set in the torsion spring of first rotational pin 54, and the two ends of this torsion spring are colluded 55 with backgauge respectively and are connected with spring base 57.Utilize the torsion of torsion spring to realize that backgauge colludes 55 reset.Certainly, described first spring 59 can also be the compression spring, and the two ends of compression spring collude 55 and spring base 57 butts with backgauge respectively, equally also can reach above-mentioned technique effect.

In the present embodiment, described fork sheet feeding device 6 comprises the erect-position body 61 that is arranged at installation base plate 2, activity is installed in the active sliding block of erect-position body 61 and drives the erect-position driving mechanism that active sliding block moves forward and backward, the front end of active sliding block is provided with push jack 62, also comprise the material-receiving device that is installed in erect-position body 61, described material-receiving device comprises the L shaped catch 63 that connects material, second rotational pin 64 and the seat 65 that connects material that is fixed in erect-position body 61, second rotational pin 64 passes the connect material rear end of catch and 65 fixedly connected with the seat that connects material of shape, the L shaped front end that connects material catch 63 offers the groove 66 that connects material for ccontaining LED stitch, this groove 66 that connects material is positioned at the dead ahead of described push jack 62, the described seat 65 that connects material is equiped with and makes the L shaped catch 63 that connects material return second spring of original position again, when described handover slide block 72 moves to when the right, the groove 66 that connects material be positioned at described material loading pneumatic-finger 75 under.

In the course of work of loader, when the LED element is transferred to second assigned address by material loading pneumatic-finger 75, the pin of LED element just embeds in the described groove 66 that connects material, after material loading pneumatic-finger 75 unclamps, the LED element is appointed groove 66 places that connect material that so are positioned at the L shaped catch 63 that connects material, thereby realizes the function that connects material of material-receiving device; Active sliding block moves forward in the effect of erect-position driving mechanism, and drive push jack 62 pushes to the LED element on the chain folder of feeding chain, in the propelling movement process of push jack 62, the LED element is pushed the L shaped catch 63 that connects material forward open, the L shaped catch 63 that connects material is rotated around second rotational pin 64, the groove 66 of connecting material withdraws to side, and it is mobile towards the chain folder not influence the LED element; Active sliding block is mobile backward in the effect of erect-position driving mechanism, and the L shaped catch 63 that connects material returns original position again under the effect of second spring, so that receive next LED element.

The fork sheet feed mechanism that has a material receiver described in the utility model is not only simple in structure, also effectively avoids the LED element to drop, and has improved the stability of vertical LED element loader greatly, reduces the waste of LED element.

In the present embodiment, described second spring is extension spring 67, and the two ends of this extension spring 67 are connected with the seat 65 that connects material with the leading section of the L shaped catch 63 that connects material respectively.Realize resetting of the L shaped catch 63 that connects material by the stretching action of extension spring 67, simple in structure, easy to assembly, be convenient to safeguard and maintenance.

In the present embodiment, be equiped with magnetic block 68 under the described groove 66 that connects material, described erect-position body 61 is provided with mount pad 69, and magnetic block 68 is fixed in this mount pad 69.

When the pin of LED element is embedded in the groove 66 that connects material, the pin of 68 pairs of LED elements of this magnetic block has the magnetic effect, prevents from rocking before and after the LED element is in the groove 66 that connects material, and is convenient to the propelling movement forward of push jack 62, further improve the stability of fork sheet material loading, practicality is stronger.

Above-described embodiment is the preferable implementation of the utility model, and in addition, the utility model can also realize that any apparent replacement is all within protection range of the present utility model without departing from the inventive concept of the premise by alternate manner.

Claims (10)

1. modified model bulk light-emitting diode (LED) feeder, feeding guide (1), detection transfer, inspection back pay-off (5) and element feeding device before involving vibrations dish, the inspection, the two ends of feeding guide (1) are connected with the detection transfer with vibrating disk respectively before the inspection, inspection back pay-off (5) is detecting between transfer and the element feeding device, it is characterized in that:

Described detection transfer comprises that the detection supporting bracket (21) of base plate (2) being installed, standing on installation base plate (2), the slide rail (22) that is fixed in this detection supporting bracket (21) reach the detection slide block (23) that cooperates with slide rail (22), base plate (2) is installed is equiped with inspection device for components (3) and element transfer (4), base plate (2) is installed is offered slug hole (24);

Described inspection device for components (3) comprise be arranged at install base plate (2) last two can be mutually away from the detection head of drawing close (31), be equiped with first probe (32) and second probe (33) on one of them detection head (31), also comprise the detection power supply, the relay (34) that is electrically connected with the detection power supply, this relay (34) comprises first switch (35), second switch (36), the 3rd switch (37) and the 4th switch (38), the two ends of first switch (35) are electrically connected with first probe (32) and detection power supply respectively, the two ends of second switch (36) are electrically connected with second probe (33) and earth terminal respectively, the two ends of the 3rd switch (37) are electrically connected with first probe (32) and earth terminal respectively, and the two ends of the 4th switch (38) are electrically connected with second probe (33) and detection power supply respectively.

2. modified model bulk light-emitting diode (LED) feeder according to claim 1, it is characterized in that: the front side of described detection slide block (23) is equiped with L shaped slide (25), the kink of L shaped slide (25) extends to the rear side that detects supporting bracket (21), L shaped slide (25) is equiped with three detection pneumatic-fingers that are set up in parallel, the rear side of described detection supporting bracket (21) is equiped with for driving the handover driving mechanism that L shaped slide (25) moves around, and this driving mechanism is connected with the kink of L shaped slide (25);

Described inspection device for components (3) be positioned at second detect pneumatic-finger under, described element transfer (4) be positioned at the 3rd detect pneumatic-finger under, described slug hole (24) be positioned at inspection device for components (3) under.

3. modified model bulk light-emitting diode (LED) feeder according to claim 2, it is characterized in that: described detection supporting bracket (21) fixedly is equiped with limit base (27), L shaped slide (25) is equiped with two hydraulic damper (26), and limit base (27) is positioned between two hydraulic damper (26).

4. modified model bulk light-emitting diode (LED) feeder according to claim 2, it is characterized in that: described detection pneumatic-finger comprises the driving cylinder body (28) of fixedlying connected with L shaped slide (25) and is arranged at two clamping parts (29) that drive cylinder body (28), these two clamping parts (29) all detachably are equiped with holds material clamp (20), hold the relative sidewall of material clamp (20) for two and all offer groove, the cross section of this groove is circular arc or V-arrangement.

5. modified model bulk light-emitting diode (LED) feeder according to claim 1, it is characterized in that: described element feeding device comprises fork sheet feeding device (6) and the LED element is transferred to the transfer mechanism (7) of pitching sheet feeding device (6) from examining back pay-off (5), fork sheet feeding device (6) and transfer mechanism (7) all are installed in described installation base plate (2), described transfer mechanism (7) comprises the axis of guide (71), transfer slide block (72) and be fixed in two handover supporting brackets (73) that base plate (2) is installed, fixedly connected with two handover supporting brackets (73) respectively in the two ends of the axis of guide (71), the described axis of guide (71) is equiped with linear bearing (74), described handover slide block (72) is fixedlyed connected with this linear bearing (74), transfers slide block (72) and is equiped with material loading pneumatic-finger (75); Described handover supporting bracket (73) is equiped with the translational drive mechanism of transferring slide block (72) move left and right for driving.

6. modified model bulk light-emitting diode (LED) feeder according to claim 5, it is characterized in that: the inboard of described handover supporting bracket (73) is provided with hexagonal socket head cap screw (76), described handover slide block (72) is equiped with cushion rubber bumper (77), when transferring slide block (72) near handover supporting bracket (73), cushion rubber bumper (77) and hexagonal socket head cap screw (76) butt.

7. modified model bulk light-emitting diode (LED) feeder according to claim 5, it is characterized in that: described inspection back pay-off (5) comprises the line slideway (51) that is arranged at described installation base plate (2) and the straight-line oscillation device (52) that is connected with line slideway (51), the discharge end of described line slideway (51) is provided with arc-shaped guide rail (53), the side of this arc-shaped guide rail (53) is equiped with first rotational pin (54), backgauge colludes (55) and is used for backgauge and colludes first spring (59) that (55) return original position again, tail end and first rotational pin (54) that backgauge colludes (55) articulate, the front end that backgauge colludes (55) is provided with and colludes pawl (56), this colludes the discharge end that pawl (56) is positioned at arc-shaped guide rail (53), when described handover slide block (72) when moving to the left side, the discharge end of arc-shaped guide rail (53) be positioned at described material loading pneumatic-finger (75) under.

8. modified model bulk light-emitting diode (LED) feeder according to claim 5, it is characterized in that: described fork sheet feeding device (6) comprises the erect-position body (61) that is arranged at installation base plate (2), activity is installed in the active sliding block of erect-position body (61) and drives the erect-position driving mechanism that active sliding block moves forward and backward, the front end of active sliding block is provided with push jack (62), also comprise the material-receiving device that is installed in erect-position body (61), described material-receiving device comprises the L shaped catch that connects material (63), second rotational pin (64) and be fixed in erect-position body (61) connect material the seat (65), second rotational pin (64) pass shape connect material catch the rear end and with connect material the seat (65) fixedly connected, the front end of the L shaped catch that connects material (63) offers the groove that connects material (66) for ccontaining LED stitch, this groove that connects material (66) is positioned at the dead ahead of described push jack (62), the described seat (65) that connects material is equiped with and makes the L shaped catch that connects material (63) return second spring of original position again, when described handover slide block (72) moves to when the right, the groove that connects material (66) be positioned at described material loading pneumatic-finger (75) under.

9. modified model bulk light-emitting diode (LED) feeder according to claim 8, it is characterized in that: described second spring is extension spring (67), the two ends of this extension spring (67) are connected with the seat (65) that connects material with the leading section of the L shaped catch that connects material (63) respectively.

10. modified model bulk light-emitting diode (LED) feeder according to claim 8, it is characterized in that: be equiped with magnetic block (68) under the described groove that connects material (66), described erect-position body (61) is provided with mount pad, and (69, magnetic block (68) is fixed in this mount pad (69).

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