CN105514017B - Lead frame fixture - Google Patents
Lead frame fixture Download PDFInfo
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- CN105514017B CN105514017B CN201511032074.4A CN201511032074A CN105514017B CN 105514017 B CN105514017 B CN 105514017B CN 201511032074 A CN201511032074 A CN 201511032074A CN 105514017 B CN105514017 B CN 105514017B
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- lead frame
- driving device
- liquid bath
- frame fixture
- base
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- Condensed Matter Physics & Semiconductors (AREA)
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- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Robotics (AREA)
- Manufacturing & Machinery (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a kind of lead frame fixtures.The lead frame fixture includes connecing liquid bath and clamping device.For the liquid bath that connects with vallecular cavity, the vallecular cavity for connecing liquid bath can contain the chemical pretreatment solution dripped on lead frame.The clamping device is for clamping lead frame and is located at lead frame above the vallecular cavity.Lead frame fixture provided by the invention; what is be arranged connects liquid bath and can receive the chemical pretreatment solution dripped on lead frame completely; chemical pretreatment solution is avoided to be dropped in the structures such as cylinder, guide rail and cause to corrode, to protect mechanical equipment while realizing clamping, middle rotating function, extend service life.
Description
Technical field
The present invention relates to a kind of lead frame fixtures.
Background technique
In integrated circuit fields, the carrier using semiconductor lead frame as IC chip is generally required.Lead frame
Frame realizes the electrical connection of chip internal circuits exit and outer lead, shape using the bonding material of such as spun gold, aluminium wire, copper wire
At the key structure part of electric loop, it plays the function served as bridge connected with outer lead.Due to the high-precision of integrated chip
Production requirement, need lead frame smooth without burr.Thus, carry out chemical immersion is generally required, consequently facilitating into one
Walk working process.And the medical fluid for being used for chemical immersion generally has biggish corrosivity, easily causes to damage to mechanical equipment.
Summary of the invention
Purpose of the invention is to overcome the shortcomings in the prior art, provides a kind of change that can be avoided on lead frame
Learn the lead frame fixture that treatment fluid is dropped in mechanical equipment.
In order to achieve the above object, the invention is realized by the following technical scheme:
Lead frame fixture characterized by comprising
Liquid bath is connect, for the liquid bath that connects with vallecular cavity, the vallecular cavity for connecing liquid bath can contain the chemistry dripped on lead frame
Treatment fluid；
Clamping device, the clamping device is for clamping lead frame and is located at lead frame above the vallecular cavity.
Preferably, the lead frame fixture further includes multiple groups clamping jaw, and every group of clamping jaw number is two；In each group
Two clamping jaws can be separate and be provided proximally；The clamping jaw is located above the vallecular cavity.
Preferably, the lead frame fixture further includes first driving device, and the first driving device driving is each
Two clamping jaws in group are close to each other and are located apart from.
Preferably, the lead frame fixture further includes connector, and the connector includes mounting portion and interconnecting piece；
The mounting portion has bottom end and top, and the side wall side for connecing liquid bath is arranged in the bottom end of the mounting portion,
And the mounting portion is set as extending to along the short transverse of the side wall for connecing liquid bath described in protrusion and connects liquid bath；
The top of the mounting portion is arranged in the interconnecting piece, extends on the vallecular cavity along the vallecular cavity width direction
Side；
One of clamping jaw in each group is disposed therein on the mounting portion of a connector；
The first driving device drives the connector to be movably arranged.
Preferably, the first driving device is pneumatic clamper or pneumatic-finger.
Preferably, the lead frame fixture further includes first base, and the liquid bath that connects is disposed on the first base；
The mounting portion bottom end is connected in the first base；The first base is rotatably arranged.
Preferably, the lead frame fixture further includes the second driving device, described in the second driving device driving
First base is rotatably arranged along first axle.
Preferably, the lead frame fixture further includes third driving device；The first base and described second is driven
Dynamic device connection, the third driving device drive second driving device to be rotatably arranged along second axis；Described first
Axis is vertical with the second axis.
Preferably, the lead frame fixture further includes third driving device and second base, and the first base can
It is movably arranged in the second base；The third driving device drives the second base rotatably to set along second axis
It sets；The first axle is vertical with the second axis.
Preferably, second driving device and third driving device are rotating electric machine or rotary cylinder.
Preferably, the lead frame fixture further includes sliding block and guide rail, and the sliding block can be along the guide rail movably
It is arranged on the guide rail；The first base setting is on the slide block；The guide rail is arranged in the second base.
Lead frame fixture provided by the invention, setting connect liquid bath and can receive the chemistry dripped on lead frame completely
Treatment fluid avoids chemical pretreatment solution from being dropped in the structures such as cylinder, guide rail and cause to corrode, thus realizing clamping, middle rotating function
While protect mechanical equipment, extend service life.First base is moved, is rotatably arranged, and facilitates adjustment lead
The direction of frame, convenient for cooperating with other mechanisms.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lead frame fixture of the present invention；
Fig. 2 is that the lead frame fixture of Fig. 1 is not located at the structural schematic diagram on bottom plate.
Fig. 3 is that the structural schematic diagram connect on liquid bath is arranged in the clamping device of Fig. 1.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
It as shown in Figure 1, Figure 2 and Figure 3, is a kind of lead frame fixture 500 provided by the invention.The lead frame folder
Tool 500 includes connecing liquid bath 520 and clamping device 550.
The liquid bath 520 that connects is with vallecular cavity 525.The vallecular cavity 525 can contain the chemical pretreatment solution dripped on lead frame.
Lead frame needs to carry out subsequent processing after the interior chemical pretreatment solution of chemical immersion slot impregnates, for example by being delivered to
Water knife carries out deburring.It is then desired to which the lead frame after chemical pretreatment solution is impregnated carries out transfer, conveying.
The clamping device 550 is used for clamping lead frame, and lead frame is made to be located at 525 top of vallecular cavity.The clamping
The top for connecing liquid bath 520 can be arranged in mechanism 550 by bracket, i.e., with the vallecular cavity 525 face in the vertical direction
Setting.Certainly, the clamping device 550 also can be arranged directly on described connect on liquid bath 520.The clamping device 550 is gas
Pawl or pneumatic-finger, it might even be possible to for manipulator etc..Preferably, the lead frame fixture 500 further includes multiple groups clamping jaw
535.Every group of 532 number of clamping jaw is two.Two clamping jaws 535 in each group can be separate and be provided proximally；The clamping jaw 535
Above the vallecular cavity 525.
In the present embodiment, the lead frame fixture 500 further includes connector 560.The connector 560 includes installation
Portion 565 and interconnecting piece 567.The mounting portion 565 has bottom end and top.The bottom end of the mounting portion 565 is arranged at the first bottom
On seat 531, and the mounting portion 565 is set as extending to along the short transverse of the side wall for connecing liquid bath 520 and connect described in protrusion
Liquid bath 520.In the present embodiment, the mounting portion 565 is extended along the vertical direction.The interconnecting piece 567 is arranged described
The top of mounting portion 565.In the present embodiment, the horizontally extending setting of the interconnecting piece 567, along 525 width side of vallecular cavity
To 525 top of vallecular cavity is extended to, so that the clamping device 550 being mounted on interconnecting piece 567 is located at 525 top of vallecular cavity.The folder
Mechanism 550 is held to be arranged on the interconnecting piece 565.
For the ease of realizing support, holding effect, the lead frame fixture 500 further includes Y shape clamping jaw 570.The Y shape
Clamping jaw 570 is arranged in the vallecular cavity for connecing liquid bath 520.The Y shape clamping jaw 570 is arranged with the clamping device 550 same
On straight line, in order to hold lead frame when the clamping device 550 loosens.
The lead frame fixture 500 further includes first driving device 543.The first driving device 543 drives often
Two clamping jaws 535 in one group are close to each other and are located apart from.In the present embodiment, one of folder in each group
Pawl 535 is disposed therein on the mounting portion 565 of a connector 560.The first driving device 543 drives the connector
560 are movably arranged.The first driving device 543 is pneumatic clamper or pneumatic-finger.
The lead frame fixture 500 further includes first base 531.The liquid bath 520 that connects is arranged in the first base
Upper 531.565 bottom end of mounting portion is connected in the first base 531.The first base 531 is rotatably arranged.Institute
The lead frame fixture 500 stated further includes the second driving device 542.Second driving device 542 drives the first base
531 are rotatably arranged along first axle.
The lead frame fixture 500 further includes third driving device 563.The third driving device 563 drives institute
The second driving device 542 is stated rotatably to be arranged along second axis.The first axle is vertical with the second axis, so that
The lead frame can be realized to be rotated in different directions, in order to convey and operate.
Alternatively embodiment, the lead frame fixture 500 further include third driving device 563 and second
Pedestal 532.The first base 531 is movably disposed at 532 in the second base.Second driving device 542 is driven
The second base 532 is moved rotatably to be arranged along first axle.
In the present embodiment, second driving device 542 and third driving device 563 are rotating electric machine or rotary pneumatic
Cylinder.
In order to further ensure that stability when connecing the movement of liquid bath 520, the lead frame fixture 500 further includes sliding block
573 and guide rail 575.The sliding block 573 can be movably arranged on the guide rail 575 along the guide rail 575.The first base
531 are arranged on the sliding block 573.The guide rail 575 is arranged in the second base 532.
It is moved in more direction to make to connect liquid bath 520, the lead frame fixture 500 further includes pedestal 580.It is described
Third driving device 563 can be movably arranged in a second direction on the pedestal 580.In the present embodiment, described to connect liquid bath
520 cooperate feed screw nut by rotating electric machine (not shown) or only drive third driving device 563 mobile by cylinder.
The rotating electric machine, feed screw nut or cylinder may be provided on pedestal 580.
In order to further be easy to implement the transfer transport that is adjusted so that of position, the liquid bath 520 that connects in a second direction may be used
Movably it is arranged.The first direction is vertical with the second direction.In the present embodiment, in order to realize the shifting of second direction
Dynamic, the present invention realizes movement using straight line slide unit 590.The straight line slide unit 590 is arranged on pedestal 580 and along second direction
It is extended.The liquid bath 520 that connects is arranged on the straight line slide unit 590 to realize and be movably disposed in a second direction.
Embodiment in the present invention is only used for that the present invention will be described, and is not construed as limiting the scope of claims limitation,
Other substantially equivalent substitutions that those skilled in that art are contemplated that, all fall in the scope of protection of the present invention.
Claims (8)
1. lead frame fixture characterized by comprising
Liquid bath is connect, for the liquid bath that connects with vallecular cavity, the vallecular cavity for connecing liquid bath can contain the chemical treatment dripped on lead frame
Liquid；
Clamping device, the clamping device is for clamping lead frame and is located at lead frame above the vallecular cavity；
It further include multiple groups clamping jaw, every group of clamping jaw number is two；Two clamping jaws in each group can be separate and be provided proximally；Institute
Clamping jaw is stated to be located above the vallecular cavity；
It further include first driving device, the first driving device drives two clamping jaws in each group close to each other and remote
Liftoff setting；
The lead frame fixture further includes connector, and the connector includes mounting portion and interconnecting piece；
The mounting portion has bottom end and top, and the side wall side for connecing liquid bath, and institute is arranged in the bottom end of the mounting portion
State mounting portion be set as extending to along the short transverse of the side wall for connecing liquid bath it is prominent described in connect liquid bath；
The top of the mounting portion is arranged in the interconnecting piece, extends in above the vallecular cavity along the vallecular cavity width direction；
One of clamping jaw in each group is disposed therein on the mounting portion of a connector；
The first driving device drives the connector to be movably arranged.
2. lead frame fixture according to claim 1, it is characterised in that: the first driving device is for pneumatic clamper or pneumatically
Finger.
3. lead frame fixture according to claim 1, it is characterised in that: the lead frame fixture further includes the first bottom
Seat, the liquid bath that connects are disposed on the first base；The mounting portion bottom end is connected in the first base；Described first
Pedestal is rotatably arranged.
4. lead frame fixture according to claim 3, it is characterised in that: it further include the second driving device, described second
Driving device drives the first base to be rotatably arranged along first axle.
5. lead frame fixture according to claim 4, it is characterised in that: further include third driving device；Described first
Pedestal is connect with second driving device, and the third driving device drives second driving device to rotate along second axis
Ground setting；The first axle is vertical with the second axis.
6. lead frame fixture according to claim 4, it is characterised in that: further include third driving device and the second bottom
Seat, the first base are movably disposed in the second base；The third driving device drives the second base
Rotatably it is arranged along second axis；The first axle is vertical with the second axis.
7. lead frame fixture according to claim 5 or 6, it is characterised in that: second driving device and third are driven
Dynamic device is rotating electric machine or rotary cylinder.
8. lead frame fixture according to claim 6, it is characterised in that: further include sliding block and guide rail, the sliding block can
It is movably arranged on the guide rail along the guide rail；The first base setting is on the slide block；The guide rail setting exists
In the second base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032074.4A CN105514017B (en) | 2015-12-31 | 2015-12-31 | Lead frame fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032074.4A CN105514017B (en) | 2015-12-31 | 2015-12-31 | Lead frame fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105514017A CN105514017A (en) | 2016-04-20 |
| CN105514017B true CN105514017B (en) | 2019-01-11 |
Family
ID=55721899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511032074.4A Active CN105514017B (en) | 2015-12-31 | 2015-12-31 | Lead frame fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105514017B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820690B (en) * | 2021-01-06 | 2022-07-26 | 铜陵蓝盾丰山微电子有限公司 | Sheet type lead frame clamp convenient to replace and replacement method thereof |
| CN114836809B (en) * | 2022-03-23 | 2024-06-04 | 泰兴市龙腾电子有限公司 | Compressing device and compressing method for lead frame |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315133A (en) * | 2010-06-29 | 2012-01-11 | 吴华 | Conveying system for integrated circuit chip loader framework |
| CN203612627U (en) * | 2013-11-26 | 2014-05-28 | 李凤杨 | Automatic board taking-out and putting-away mechanism for handling PCB |
| CN203666728U (en) * | 2014-01-24 | 2014-06-25 | 苏州凯利昂光电科技有限公司 | Adjustable liquid crystal glass panel turnover clamp |
| CN205385014U (en) * | 2015-12-31 | 2016-07-13 | 上海新阳半导体材料股份有限公司 | Lead frame anchor clamps |
-
2015
- 2015-12-31 CN CN201511032074.4A patent/CN105514017B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315133A (en) * | 2010-06-29 | 2012-01-11 | 吴华 | Conveying system for integrated circuit chip loader framework |
| CN203612627U (en) * | 2013-11-26 | 2014-05-28 | 李凤杨 | Automatic board taking-out and putting-away mechanism for handling PCB |
| CN203666728U (en) * | 2014-01-24 | 2014-06-25 | 苏州凯利昂光电科技有限公司 | Adjustable liquid crystal glass panel turnover clamp |
| CN205385014U (en) * | 2015-12-31 | 2016-07-13 | 上海新阳半导体材料股份有限公司 | Lead frame anchor clamps |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105514017A (en) | 2016-04-20 |
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