CN202317430U - Welding wire machine and support clamping head mechanism thereof - Google Patents
Welding wire machine and support clamping head mechanism thereof Download PDFInfo
- Publication number
- CN202317430U CN202317430U CN2011204235934U CN201120423593U CN202317430U CN 202317430 U CN202317430 U CN 202317430U CN 2011204235934 U CN2011204235934 U CN 2011204235934U CN 201120423593 U CN201120423593 U CN 201120423593U CN 202317430 U CN202317430 U CN 202317430U
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- pressing plate
- shaft
- press plate
- piece pressing
- piece
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Abstract
The utility model discloses a welding wire machine and a support clamping head mechanism thereof. The support clamping head mechanism comprises a motor, a coupler, an eccentric shaft, a multi-piece type press plate, a multi-piece type press plate shaft, a press wheel, a base, a press plate seat and a press plate prepressing device. The motor is fixedly installed on the base, one end of the eccentric shaft is connected with a rotating output shaft of the motor through the coupler, and the other end of the eccentric shaft is sleeved and fixed with the press wheel. The multi-piece type press plate shaft is fixedly installed on the press plate seat, and the multi-piece type press plate is rotatably sleeved on the multi-piece type press plate shaft. The press plate prepressing device is fixed on the press plate seat to provide prepressure of the multi-piece type press plate on a support. The press wheel pushes the multi-piece type press plate to rotate around the multi-piece type press plate shaft when driven by the motor to rotate, and action force of the press wheel on the multi-piece type press plate and the action force of the press plate prepressing device on the multi-piece type press plate have different torque directions relative to the multi-piece type press plate shaft. The support clamping head mechanism can clamp a plurality of wire frames once, the wire frames are convenient to replace, continuous machining of a welding head is convenient, and production efficiency is improved.
Description
Technical field
The utility model relates to bonding wire equipment, relates in particular to a kind of bonding equipment and Support clip mechanism thereof.
Background technology
Ultrasonic wave bonding wire machine is a kind of inner leading bonding device of semiconductor device.Common bonding equipment mainly comprises driving mechanism that frame, soldering tip, cabinet, control soldering tip move up and down, carries by the workbench and the horizontal drive mechanism of weldering product on the market.Said soldering tip is made up of ultrasonic transducer, welding arm and servicing unit.Said workbench is provided with anchor clamps, and anchor clamps clamp lead frame and it is positioned, thereby let soldering tip be welded in metal wire on the lead frame; Welded this lead frame, the action of soldering tip of need stopping is so that change the action of next lead frame; And next lead frame also need clamp and locate, and welds, so welding again; Pause, welding is circulation constantly, and lead frame is welded completion one by one.
The above-mentioned step that lets soldering tip pause with the restringing frame quite expends time in, and influences whole bonding wire flow process and gets speed, thereby influence speed of production, thereby lack economic and practical, and reality is made further improved necessity.
The utility model content
The technical problem that the utility model mainly solves provides a kind of bonding equipment and Support clip mechanism thereof, can let soldering tip ceaselessly carry out bonding wire continuously, enhances productivity.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of Support clip mechanism of bonding equipment is provided, comprises motor, shaft coupling, eccentric shaft, multiple-piece pressing plate, multiple-piece pressing plate shaft, pinch roller, base, pressing plate seat, pressing plate prepressing device; Said motor is fixedly mounted on the said base, and an end of said eccentric shaft connects the rotating output shaft of said motor through said shaft coupling, and said pinch roller is fixed in the other end socket of eccentric shaft; The said multiple-piece pressing plate shaft of fixed installation on the said pressing plate seat, said multiple-piece pressing plate is socketed on the said multiple-piece pressing plate shaft rotationally; Said pressing plate prepressing device is fixed on the said pressing plate seat, and the pressing plate prepressing device contacts with the multiple-piece pressing plate; Said pressing plate seat is fixed on the said base; And an end of said multiple-piece pressing plate is positioned on the rotation path of said pinch roller; Said pinch roller promotes said multiple-piece pressing plate and rotates around the multiple-piece pressing plate shaft by said motor driven rotary the time, and said pinch roller is in the opposite direction with respect to the moment of said multiple-piece pressing plate shaft to the active force of multiple-piece pressing plate to the active force and the said pressing plate prepressing device of said multiple-piece pressing plate.
Wherein, Said pressing plate prepressing device comprises holder, slide post and elastomeric element; Be provided with in the said holder and the suitable hole of said slide post; Said slide post one end is connected with the bottom in said hole through said elastomeric element, and the slide post other end stretches out outside the holder and contacts with said multiple-piece pressing plate, and said holder is fixed on the said pressing plate seat.
Wherein, said elastomeric element is a spring.
Wherein, said pressing plate prepressing device and said pinch roller are respectively in the both sides of said multiple-piece pressing plate.
Wherein, said pressing plate prepressing device and said pinch roller are positioned at the homonymy of said multiple-piece pressing plate.
For solving the problems of the technologies described above, another technical scheme that the utility model adopts is: a kind of bonding equipment is provided, comprises above-mentioned Support clip mechanism.
The beneficial effect of the utility model is: the bonding equipment anchor clamps that are different from prior art once can only clamp a lead frame and the restringing frame is reorientated length consuming time; Production efficiency is lower, and the Support clip mechanism that the utility model provides adopts multiple-piece pressing plate and pressing plate prepressing device that support is produced clamping force, and the multiple-piece pressing plate is compared with existing anchor clamps; It is formed by stacking by a plurality of narrow pressing plates; Can increase the length that compresses support, therefore can interiorly at one time clamp a plurality of lead frames on the support, make the bonding wire head can once weld a plurality of lead frames; And adopt motor, eccentric shaft and pinch roller periodically to promote multiple-piece clamp loose support; Be convenient for changing lead frame, the work of bonding wire head can be continuous, enhances productivity.
Description of drawings
Fig. 1 is the structural representation of the Support clip mechanism of the utility model one embodiment;
Fig. 2 is a decomposing schematic representation embodiment illustrated in fig. 1;
Fig. 3 is an internal structure sketch map embodiment illustrated in fig. 1;
Fig. 4 is the internal structure sketch map of another embodiment of the utility model.
Among the figure: 1, support; 101, lead frame; 2, pressing plate seat; 3, multiple-piece pressing plate; 4, base; 5, pinch roller; 6, eccentric shaft; 7, motor; 8, shaft coupling; 9, multiple-piece pressing plate shaft; 10, pressing plate prepressing device; 1001, holder; 1002, slide post; 1003, elastomeric element.
The specific embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.
See also Fig. 1 to Fig. 3, the utility model provides a kind of Support clip mechanism that is used for bonding equipment, comprises motor 7, shaft coupling 8, eccentric shaft 6, multiple-piece pressing plate 3, multiple-piece pressing plate shaft 7, pinch roller 5, base 4, pressing plate seat 2, pressing plate prepressing device 10; Said motor 7 is fixedly mounted on the said base 4, and an end of said eccentric shaft 6 is through the rotating output shaft of the said motor 7 of said shaft coupling 8 connections, and said pinch roller 5 is fixed in the other end socket of eccentric shaft 6; Have two relative axis holes on the said pressing plate seat 2; The two ends of said multiple-piece pressing plate shaft 9 are individually fixed in the axis hole on the pressing plate seat 2, said multiple-piece pressing plate 3 be socketed on the said multiple-piece pressing plate shaft 9 rotationally and said multiple-piece pressing plate 3 by axial restraint between two axis holes of pressing plate seat 2; Pressing plate prepressing device 10 is fixed on the pressing plate seat 2, and pressing plate prepressing device 10 contacts with multiple-piece pressing plate 3, and the precompression of multiple-piece pressing plate 3 with support 1 is provided.In the present embodiment; Said pressing plate prepressing device 10 comprises holder 1001, slide post 1002 and elastomeric element 1003; Be provided with the hole suitable in the said holder 1001 with said slide post 1002; Said slide post 1,002 one ends are connected with the bottom in said hole through said elastomeric element 1003, and slide post 1002 other ends stretch out outside the holder 1001 and contact with said multiple-piece pressing plate 3, and said holder 1001 is fixed on the said pressing plate seat 2.The elastic force of elastomeric element 1003 makes slide post 1002 can give 3 one active forces of multiple-piece pressing plate, and multiple-piece pressing plate 3 is pressed on support 1 on the workbench.Said pressing plate seat 2 is fixed on the said base 4; And an end of said multiple-piece pressing plate 3 is positioned on the rotation path of said pinch roller 5; Said pinch roller 5 promotes said multiple-piece pressing plate 3 and rotates around multiple-piece pressing plate shaft 9 by said motor 7 driven rotary the time, and the active force of the active force of 5 pairs of said multiple-piece pressing plates 3 of pinch roller and 10 pairs of multiple-piece pressing plates 3 of said pressing plate prepressing device is in the opposite direction with respect to the moment of said multiple-piece pressing plate shaft 9.In the present embodiment; Pressing plate prepressing device 10 and pinch roller 5 are respectively in the both sides of multiple-piece pressing plate 3; See that from the view direction of Fig. 3 pinch roller 5 is positioned at the left side of multiple-piece pressing plate 3, the thrust direction of 5 pairs of multiple-piece pressing plates 3 of pinch roller to the right; Pressing plate prepressing device 10 then is positioned at the right side of multiple-piece pressing plate 3; The force direction of 10 pairs of multiple-pieces 3 of pressing plate prepressing device left, and pinch roller 5 and pressing plate prepressing device 10 all are positioned at the below of multiple-piece pressing plate shaft 9, such two active forces are in the opposite direction with respect to the moment of multiple-piece pressing plate shaft 9.
In the utility model; Motor 7 is a rotating power source; Therefore pass to eccentric shaft 6 to rotation through shaft coupling 8, driving pinch roller 5 fixing on the eccentric shaft 6 is that the center rotates with the rotating output shaft of motor 7, and an end of multiple-piece pressing plate 3 is positioned on the rotation path of pinch roller 5; When pinch roller 5 rotations; Pinch roller 5 just can promote multiple-piece pressing plate 3, and multiple-piece pressing plate 3 is socketed on the multiple-piece pressing plate shaft 9 rotationally, thereby multiple-piece pressing plate 3 can promote to rotate around multiple-piece pressing plate shaft 9 via pinch roller 5.When bonding equipment is worked; The head of the multiple-piece pressing plate 3 of this Support clip mechanism one end of pinch roller (promptly away from) is oppositely arranged with support 1; Pressing plate prepressing device 10 makes multiple-piece pressing plate 3 support 1 is clamped on the workbench always, and the multiple-piece pressing plate is compared with existing anchor clamps, and it is formed by stacking by a plurality of narrow pressing plates; Can increase the length that compresses support 1; Therefore can interiorly at one time clamp a plurality of lead frames on the support 1 101, make the bonding wire head can once weld a plurality of lead frames 101, enhance productivity; And when motor 7 drives pinch roller 5 rotations; The lower end of multiple-piece pressing plate 3 moves right; Head (end that promptly contacts with support 1) is then to left movement, releases clamp, and support 1 can the shift position; When pinch roller 5 continues to rotate to can't produce thrusts to multiple-piece pressing plate 3 time; The lead frame 101 that has welded on the support 1 shifts out the zone of multiple-piece pressing plate 3, and multiple-piece pressing plate 3 clamps next lead frame to be welded zone again under the active force of pressing plate prepressing device 10, like this can be so that soldering tip ceaselessly carries out bonding wire continuously.Because the bonding wire head can once weld a plurality of lead frames, and because the cooperation of motor can make things convenient for the rapid switching of lead frame to be welded, makes the work of bonding wire head continuous, enhance productivity.
Consult Fig. 4, in another embodiment of the utility model, pressing plate prepressing device 10 and pinch roller 5 are positioned at the homonymy of multiple-piece pressing plate 3; See from the view direction of Fig. 4; Pinch roller 5 and pressing plate prepressing device 10 all are positioned at the left side of multiple-piece pressing plate 3, both to the force direction of multiple-piece pressing plate 3 all to the right, but pinch roller 5 is positioned at the below of multiple-piece pressing plate shaft 9; Pressing plate prepressing device 10 then is positioned at the top of multiple-piece pressing plate shaft 9, and such two active forces are in the opposite direction with respect to the moment of multiple-piece pressing plate shaft 9.The Support clip working process of mechanism of present embodiment and principle are identical with a last embodiment, no longer detail here.
In the above-described embodiments, preferably, the elastomeric element 1003 in the pressing plate prepressing device 10 is a spring.
The utility model also provides a kind of bonding equipment, comprises above-mentioned Support clip mechanism.
The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (6)
1. the Support clip mechanism of a bonding equipment is characterized in that: comprise motor, shaft coupling, eccentric shaft, multiple-piece pressing plate, multiple-piece pressing plate shaft, pinch roller, base, pressing plate seat, pressing plate prepressing device;
Said motor is fixedly mounted on the said base, and an end of said eccentric shaft connects the rotating output shaft of said motor through said shaft coupling, and said pinch roller is fixed in the other end socket of eccentric shaft;
The said multiple-piece pressing plate shaft of fixed installation on the said pressing plate seat, said multiple-piece pressing plate is socketed on the said multiple-piece pressing plate shaft rotationally; Said pressing plate prepressing device is fixed on the said pressing plate seat, and the pressing plate prepressing device contacts with the multiple-piece pressing plate;
Said pressing plate seat is fixed on the said base; And an end of said multiple-piece pressing plate is positioned on the rotation path of said pinch roller; Said pinch roller promotes said multiple-piece pressing plate and rotates around the multiple-piece pressing plate shaft by said motor driven rotary the time, and said pinch roller is in the opposite direction with respect to the moment of said multiple-piece pressing plate shaft to the active force of multiple-piece pressing plate to the active force and the said pressing plate prepressing device of said multiple-piece pressing plate.
2. the Support clip mechanism of bonding equipment according to claim 1; It is characterized in that: said pressing plate prepressing device comprises holder, slide post and elastomeric element; Be provided with in the said holder and the suitable hole of said slide post; Said slide post one end is connected with the bottom in said hole through said elastomeric element, and the slide post other end stretches out outside the holder and contacts with said multiple-piece pressing plate, and said holder is fixed on the said pressing plate seat.
3. the Support clip mechanism of bonding equipment according to claim 2, it is characterized in that: said elastomeric element is a spring.
4. according to the Support clip mechanism of each described bonding equipment of claim 1-3, it is characterized in that: said pressing plate prepressing device and said pinch roller are respectively in the both sides of said multiple-piece pressing plate.
5. according to the Support clip mechanism of each described bonding equipment of claim 1-3, it is characterized in that: said pressing plate prepressing device and said pinch roller are positioned at the homonymy of said multiple-piece pressing plate.
6. a bonding equipment is characterized in that, comprises each described Support clip mechanism of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204235934U CN202317430U (en) | 2011-10-31 | 2011-10-31 | Welding wire machine and support clamping head mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204235934U CN202317430U (en) | 2011-10-31 | 2011-10-31 | Welding wire machine and support clamping head mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202317430U true CN202317430U (en) | 2012-07-11 |
Family
ID=46429427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204235934U Expired - Lifetime CN202317430U (en) | 2011-10-31 | 2011-10-31 | Welding wire machine and support clamping head mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202317430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779261A (en) * | 2012-10-24 | 2014-05-07 | 北京中电科电子装备有限公司 | Clamping stand top surface positioning module and lead-wire bonding machine with module |
-
2011
- 2011-10-31 CN CN2011204235934U patent/CN202317430U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779261A (en) * | 2012-10-24 | 2014-05-07 | 北京中电科电子装备有限公司 | Clamping stand top surface positioning module and lead-wire bonding machine with module |
| CN103779261B (en) * | 2012-10-24 | 2016-05-18 | 北京中电科电子装备有限公司 | Grain-clamping table end face locating module and there is the wire bonder of this module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
|
| CX01 | Expiry of patent term |