CN201360000Y - Automatic frame-separating feeder - Google Patents
Automatic frame-separating feeder Download PDFInfo
- Publication number
- CN201360000Y CN201360000Y CNU2008201764949U CN200820176494U CN201360000Y CN 201360000 Y CN201360000 Y CN 201360000Y CN U2008201764949 U CNU2008201764949 U CN U2008201764949U CN 200820176494 U CN200820176494 U CN 200820176494U CN 201360000 Y CN201360000 Y CN 201360000Y
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- framework
- separating plate
- frame
- charging device
- separating
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Abstract
The utility model relates to an automatic frame-separating feeder, which comprises a separating plate over which a frame channel is arranged, the upper surface of the separating plate is provided with a recess which is used to hold a frame, a drive unit is arranged under the separating plate, and is driven by the drive unit, the separating plate is moved to and fro and positioned along the plane between a separating position and a preset operation position under the frame channel. The structure of the automatic frame-separating feeder is simple, the movement position of frames is accurate, the fault rate is low, and the automatic frame-separating feeder can operate in coordination with the whole machine; and the automatic frame-separating feeder is highly adapted to frames, and can smoothly operate frames with pins raised at different heights.
Description
Technical field
The utility model relates to operation sealed in unit behind a kind of semiconductor, relates generally to the framework apart automatic charging device in the automatic die Bonder.
Background technology
During operation encapsulates behind semiconductor, framework is one to build up collation package, when die Bonder is worked automatically, the packing of dismantling is put a folded framework in the frame slot into, feed mechanism more successively preface with the several rows of taking-up of framework, be put on the desired location of machine, deliver in order in the automatic die Bonder track framework is several rows of then, again chip attach is carried out bonding die to framework.In order to guarantee automatic die Bonder continuously, stably work, must on request a folded framework be delivered on the preset working position by row, and then framework be delivered in the track by hook.
In the existing automatic die Bonder feeding device, framework for the pin projection, the general vacuum adsorption method that adopts, especially for the pin transistor framework on same plane not, as: SOT-89, TO-126 framework etc., common way is by vacuum framework to be adsorbed onto the preset working position line upon line.There are several shortcomings in existing feed mechanism: the one, and the device complexity, the manufacturing cost height, it needs two motors and an electromagnetically operated valve could realize complete action at least; The 2nd, failure rate is higher and accuracy rate is low, and vacuum cups weares and teares easily, can not adsorb row's framework sometimes, can once adsorb two sometimes again and arrange frameworks.Existing feed mechanism complexity, cost height, failure rate is big, has a strong impact on operating efficiency.
The utility model content
Technical problem to be solved in the utility model is at the deficiencies in the prior art, and a kind of framework apart automatic charging device is provided, and this apparatus structure is simple, the frame movement position is accurate, failure rate is low; To the adaptability height of framework, the framework that the pin height of projection is different all can be operated freely.
Technical problem to be solved in the utility model is achieved by the following technical solution:
A kind of framework apart automatic charging device, this device comprises a separating plate, the top of separating plate is provided with frame slot, the upper surface of separating plate offers the groove that is used to hold framework, the separating plate below is provided with drive unit, under the driving of drive unit, separating plate is located along planar reciprocating between separation point position below the frame slot and preset working position.
Described drive unit comprises a cam, and the cam both sides are respectively equipped with pull bar and push rod, and pull bar one end is fixed, and the other end links to each other with an end of flexible member; Push rod one end is fixed, and the other end is removably set on the lower surface of separating plate, and the other end of flexible member links to each other with push rod.
The motion of push rod for convenience, the other end of described push rod is embedded in the chute of separating plate lower surface by bearing.
In order to be stacked in the framework shake pine in the frame slot, be convenient to two adjacent framework apart, described cam is provided with flange.
For the ease of the separation of framework, the upper surface of separating plate is provided with froe, is arranged on a side of groove, and the edge of a knife of froe is concordant with the back edge of groove.Froe is installed on the separating plate, and the cutter head upper surface of froe and the angle of horizontal plane are 5-10 °.The angle angle of described froe is relevant with the height of frame pin projection, make when froe injects frame slot, the frame side adjacent with row's framework of the end rises, in order to avoid the frame pin of projection hinders the motion of row's framework of the end, be unlikely again simultaneously because the insertion of froe causes the framework rollover on the froe.
According to different needs, described flexible member can adopt multiple structure, such as: can adopt spring.
In sum, the utility model is simple in structure, only needs a motor, just can finish the framework apart action, and framework is delivered on the preset working position; Because separated framework is in the groove of separating plate all the time, so the frame movement position is accurate, failure rate is low; Simultaneously, no matter this device is the SOT-89 framework to the adaptability height of framework, or framework such as TO-126, though the height difference of frame pin projection can adopt device provided by the utility model to obtain accurately, separate timely, and deliver on the preset working position.
Below in conjunction with the drawings and specific embodiments the technical solution of the utility model is described in detail.
Figure of description
Fig. 1 is an overall structure schematic diagram of the present utility model;
Fig. 2 is the frame plane structural representation;
Fig. 3 is the frame facet structural representation;
Fig. 4 is the schematic diagrames of a plurality of frameworks after stacked.
Embodiment
Fig. 1 is an overall structure schematic diagram of the present utility model.As shown in Figure 1, the utility model provides a kind of framework apart automatic charging device, this device comprises a separating plate 1, the top of separating plate 1 is provided with frame slot 2, the upper surface of separating plate 1 offers the groove 11 that is used to hold framework 3, separating plate 1 below is provided with drive unit, and under the driving of drive unit, separating plate 1 is located along planar reciprocating between separation point position below the frame slot 2 and preset working position.
Drive unit can adopt multiple structure to realize, mainly is to guarantee that separating plate 1 accurately carries out planar reciprocating.Usually for example can adopt: various ways such as stepping motor location realize.In the present embodiment, this drive unit comprises a cam 4, and cam 4 both sides are respectively equipped with pull bar 5 and push rod 6, and pull bar 5 one ends are fixed, and the other end links to each other with an end of flexible member 7; Push rod 6 one ends are fixed, and the other end is removably set on the lower surface of separating plate 1, and the other end of flexible member 7 links to each other with push rod 6, and cam 4 relies on motor-driven.Present embodiment is by said structure, and the rotation of cam 4 is converted into the translation of separating plate 1, realized separating plate 1 planar reciprocating accurately.The motion of push rod 6 for convenience, the other end of push rod 6 is embedded in the chute 12 of separating plate 1 lower surface by bearing.Distance between two positions of the radius of this cam 4 and separating plate 1 does not have direct relation, cam 4 rotates half-turn, to the service position, the distance of these two fixed positions must be greater than the width of framework 8 from the separation point position translation for separating plate 1, otherwise framework 8 can not separate.And the mathematical relationship that possesses more complicated, the contact position of the length of distance between separation point position and the service position and cam 4 eccentric throws, push rod 6, the height of separating plate 1, cam 4 and push rod 6 etc. all has substantial connection.
In order to be stacked in the framework 8 shake pines in the frame slot 2, to be convenient to two adjacent frameworks 8 and to separate, cam 4 is provided with flange 41.This flange 41 that the position is set is relevant with the Pin locations of framework 8 projectioies, its effect is after froe 13 injects between two row's frameworks, in order to prevent that this two rows framework is sticked together sometimes, separating plate 1 once reciprocating motion about 1mm through this flange 41 time reduces the mortality that may cause.
For the ease of the separation of framework 8, the upper surface of separating plate 1 is provided with froe 13, is arranged on a side of groove 11, and the edge of a knife of froe is concordant with the back edge of groove.The cutter head upper surface of the froe of installing on the separating plate 1 13 and the angle α of horizontal plane are 5-10 °.The size of this angle α is relevant with the shape of framework, sees over from the direction of framework apart, and tan α=frame pin height of projection/framework horizontal bar inward flange is to the distance of protruding pin edge.When separating the framework of different size, use the angle α size of froe 13 also to change thereupon, make when froe 13 injects frame slot 2, the frame side adjacent with row's framework of the end rises, in order to avoid the frame pin of projection hinders the motion of row's framework of the end, be unlikely again simultaneously because the insertion of froe 13 causes the framework rollover on the froe 13.
According to different needs, described flexible member 7 can adopt multiple structure with elastic deformation function, can and press close at the edge of cam 4 pull bar 5 and push rod 6 tensions, so that the rotation of cam 4 is converted into the translation of separating plate 1.In the present embodiment, what this flexible member 7 adopted is spring, simple in structure and effect is fine.
Cam 4 rotates under the drive of motor, rotatablely move a week, separating plate 1 arrives two extreme positions, and position just in time is in frame slot 2 bottoms, the setting service position (not shown) after a position associated frame members is separated corresponding to the groove 11 of separating plate 1.When separating plate 1 is in frame slot 2 bottoms, just in time there is row's framework 8 to fall in the groove 11 of separating plate 1, when separating plate 1 motion, the framework 8 that drives end row moves to the preset working position, and the effect of froe 13 is that help will row's framework of the end and other framework apart in the motion.The flange 41 that is provided with on the cam 4 its role is to after froe 13 injects frame slots 2, under the situations that guarantee cam 4 level and smooth rotations, makes framework 8 vertical tremors in the frame slot 2.In entire work process, separating plate only rests on two positions, and one is under the frame slot, and one is the preset working position.
The course of work of the present utility model is achieved in that as shown in Figure 1, and a folded framework 8 is put in the frame slot 2 along the framework apart direction, and separating plate 1 is parked in preset working position (not shown) usually.When needs separated framework 8, motor rotation drove cam 4 and rotates, and push rod 6 is pressed on the outer rim of cam 4 under the effect of flexible member 7.Because the radius of cam 4 changes with its rotation, and the gradient of push rod 6 is constantly changed, an end of push rod 6 is embedded in the chute 12 that is provided with on separating plate 1 lower surface, and can upper and lower motion in chute 12.Push rod 6 drives separating plate 1 horizontal movement, the rotation of cam 4 is converted into the translation of separating plate 1.When separating plate 1 move to frame slot 2 under the time stop, the framework 8 of frame slot 2 bottoms falls into the groove 11 of separating plate 1.Motor continues to drive cam 4 and rotates, and separating plate 1 reverse horizontal movement drives the bottom framework 8 oppositely horizontal movement simultaneously that falls into groove 11 simultaneously.Froe 13 injects bottom frameworks and one arranges between the framework above it, and framework 8 is separated.Simultaneously, on the outward flange of cam 4, be welded with flange 41, when cam 4 rotates to the position of flange 41, framework 8 vertical tremors in the frame slot 2, the framework shake pine with stacking together sticks together to prevent multistory frame.Stop when bottom framework 8 moves to default service position when separating plate 1 drives, hook is input into framework 8 and carries out subsequent job in the track, finishes the separation of framework 8 from frame slot 2.Like this do action separates framework stacked in the frame slot 28 also accurately to be placed into the preset working position one by one.
Fig. 2, Fig. 3 are respectively frame plane structural representation and side structure schematic diagram, and Fig. 4 is the schematic diagrames of a plurality of frameworks after stacked.In conjunction with shown in Figure 4, framework 8 to be separated in the present embodiment is the SOT-89 framework as Fig. 2, Fig. 3, and the design feature of this kind framework is two pins 81 and carries central layer 82 not in one plane that pin 81 protrudes out and carrying outside central layer 82 planes.When a folded SOT-89 framework gathered into folds, existing method was the vacsorb method, picked up the top one row's framework of a folded framework, and the utility model then is the below since a folded framework, and Tu Qi direction is separated the framework of the bottom by row dorsad.
In the utility model, the width and the degree of depth that are opened in the groove 11 of separating plate 1 upper surface can be made corresponding adjustment and change according to the width of the framework 8 of different size and thickness different, and the angle of froe 13 then can change according to the height of pin 81 projectioies of framework 8.
In sum, the utility model is simple in structure, reliable operation, stable, only needs a motor, just can finish the framework apart action, and framework is delivered on the preset working position; Because separated framework is in the groove of separating plate all the time, so the frame movement position is accurate, failure rate is low; Simultaneously, this device is to the adaptability height of framework, no matter be the SOT-89 framework, or framework such as TO-126, though the height difference of frame pin projection, but can adopt device provided by the utility model to obtain accurately, separate timely, and deliver on the preset working position, have characteristics such as motion is accurate, easy to maintenance, adaptability is strong.
It should be noted that at last: above embodiment is only unrestricted in order to technical scheme of the present invention to be described.Although the present invention is had been described in detail with reference to the foregoing description, those of ordinary skill in the art is to be understood that, still can make amendment and be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of the technical program, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (7)
1, a kind of framework apart automatic charging device, it is characterized in that, this device comprises a separating plate, the top of separating plate is provided with frame slot, the upper surface of separating plate offers the groove that is used to hold framework, the separating plate below is provided with drive unit, and under the driving of drive unit, separating plate is located along planar reciprocating between separation point position below the frame slot and preset working position.
2, framework apart automatic charging device according to claim 1 is characterized in that, described drive unit comprises a cam, and the cam both sides are respectively equipped with pull bar and push rod, and pull bar one end is fixed, and the other end links to each other with an end of flexible member; Push rod one end is fixed, and the other end is removably set on the lower surface of separating plate, and the other end of flexible member links to each other with push rod.
3, framework apart automatic charging device according to claim 2 is characterized in that, the other end of described push rod is embedded in the chute of separating plate lower surface by bearing.
4, framework apart automatic charging device according to claim 2 is characterized in that, described cam is provided with flange.
5, framework apart automatic charging device according to claim 2 is characterized in that, the upper surface of described separating plate is provided with froe, is arranged on a side of groove, and the edge of a knife of froe is concordant with the back edge of groove.
6, framework apart automatic charging device according to claim 5 is characterized in that, the cutter head upper surface of described froe and the angle of horizontal plane are 5-10 °.
7, framework apart automatic charging device according to claim 2 is characterized in that, described flexible member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201764949U CN201360000Y (en) | 2008-12-17 | 2008-12-17 | Automatic frame-separating feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201764949U CN201360000Y (en) | 2008-12-17 | 2008-12-17 | Automatic frame-separating feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201360000Y true CN201360000Y (en) | 2009-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201764949U Expired - Lifetime CN201360000Y (en) | 2008-12-17 | 2008-12-17 | Automatic frame-separating feeder |
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| Country | Link |
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| CN (1) | CN201360000Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110457A (en) * | 2018-07-04 | 2019-01-01 | 合肥欧语自动化有限公司 | A kind of material sequence conveying device for automation equipment |
| CN114420617A (en) * | 2022-03-31 | 2022-04-29 | 三河建华高科有限责任公司 | High-efficient material loading structure suitable for stack wafer |
-
2008
- 2008-12-17 CN CNU2008201764949U patent/CN201360000Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110457A (en) * | 2018-07-04 | 2019-01-01 | 合肥欧语自动化有限公司 | A kind of material sequence conveying device for automation equipment |
| CN114420617A (en) * | 2022-03-31 | 2022-04-29 | 三河建华高科有限责任公司 | High-efficient material loading structure suitable for stack wafer |
| CN114420617B (en) * | 2022-03-31 | 2022-06-07 | 三河建华高科有限责任公司 | High-efficient material loading structure suitable for stack wafer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 528051 Guangdong Province, Foshan city Chancheng District ancient road No. 45 Patentee after: Foshan Blue Rocket Electronics Co., Ltd. Address before: 528000 Guangdong Province, Foshan city Chancheng District Road No. 1 Buddha Patentee before: Foshan Blue Rocket Electronics Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091209 |