CN205732595U - The dump bottom A seating riveting die set of flange-cooled lead frame - Google Patents
The dump bottom A seating riveting die set of flange-cooled lead frame Download PDFInfo
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- CN205732595U CN205732595U CN201620661940.XU CN201620661940U CN205732595U CN 205732595 U CN205732595 U CN 205732595U CN 201620661940 U CN201620661940 U CN 201620661940U CN 205732595 U CN205732595 U CN 205732595U
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- lead frame
- seating
- flange
- lower bolster
- movable floor
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Abstract
The utility model discloses the dump bottom A seating riveting die set of a kind of flange-cooled lead frame, relate to semiconductor applications.Described mould includes: upper die and lower die；Upper mold includes: upper bolster, upper padding plate, fixed plate and the stripper being sequentially arranged from top to bottom；The little guide pillar running through stripper is set in fixed plate, fixed plate also sets up the riveting punch running through stripper；Lower mold includes: die shoe, lower bolster and the movable floor being sequentially arranged from bottom to up, and the central authorities of die shoe arrange the lower bolster relative with upper padding plate, and the two ends of die shoe arrange guidance set；Arranging base plate alignment pin on lower bolster, lower bolster is respectively provided with baffle plate near two sides of guidance set, arranges microswitch on lower bolster；The through hole mated with base plate alignment pin is set on movable floor, and the upper surface of movable floor arranges framework positioning needle and fin positioning needle.This utility model solves the inconvenient operation because using existing mold riveting to exist, unsafe problem.
Description
Technical field
This utility model relates to semiconductor applications, particularly relates to the dump bottom A seating riveting of a kind of flange-cooled lead frame
Connect mould.
Background technology
In the production technology of flange-cooled lead frame, having one procedure is that lead frame and fin are riveted on one
Rise.Existing riveting method is usually first to be put in mould by lead frame and fin, then mould punching riveting, existing problems
It is inconvenient operation, and the hands mould to be entered of operator, dangerous for operator.
Utility model content
The purpose of this utility model is to provide the dump bottom A seating riveting die set of a kind of flange-cooled lead frame, from
And solve foregoing problems present in prior art.
To achieve these goals, the dump bottom A seating riveting die of flange-cooled lead frame described in the utility model
Tool, described mould includes: upper die and lower die；
Described upper mold includes: upper bolster, upper padding plate, fixed plate and the stripper being sequentially arranged from top to bottom；Described fixing
The little guide pillar running through stripper is set on plate, described fixed plate also sets up the riveting punch running through stripper；
Described lower mold includes: die shoe, lower bolster and the movable floor being sequentially arranged from bottom to up, in described die shoe
Centre arranges the described lower bolster relative with described upper padding plate, and the two ends of described die shoe arrange guidance set；On described lower bolster
Arranging base plate alignment pin, described lower bolster is respectively provided with baffle plate, in described lower bolster near two sides of guidance set
Centre arranges microswitch；The through hole mated with base plate alignment pin, and the upper table of described movable floor are set on described movable floor
Face arranges framework positioning needle and fin positioning needle.
Preferably, described movable floor arranges handle towards the side of operator.
Preferably, described upper bolster is identical with the specification of described die shoe, described upper padding plate, fixed plate, stripper, underlay
Plate is identical with the length and width of movable floor.
Preferably, described guidance set includes that gathering sill and lead, described lead are fixed on described die shoe, institute
Stating gathering sill to be arranged on described upper bolster, described gathering sill mates setting one by one with described lead.
Preferably, described microswitch is connected with board circuit.
Preferably, between connection, described upper padding plate and the described fixed plate between described upper bolster and described upper padding plate
Connecting and be fixing connection, arrange spring between described fixed plate and described stripper, the little guide pillar in fixed plate passes spring
After run through stripper again.
Preferably, the connection between described die shoe and described lower bolster connects for fixing, described lower bolster and described work
Connection between dynamic base plate is for being flexibly connected.
Preferably, often overlap the quantity of movable floor in the dump bottom A seating riveting die set of flange-cooled lead frame to be more than
Equal to 1.
The beneficial effects of the utility model are:
This utility model solves the operation not side riveting existence because lead frame and fin are directly put into mould
Just, unsafe problem, thus alleviate the labor intensity of operator, improve safety.
Firm banking, on the basis of existing fixed riveting die, is made the work that can take out mould by this utility model
Dynamic base.Fixed and the baffle plate by pin on lower bolster, it is ensured that the position that mobile base puts into mould is accurate, passes through jogging switches measurement
Whether mobile base is put into tram.Handle is installed in mobile base, makes base to pick and place easily.
In operation, operator can be placed on movable floor on the workbench of spaciousness this utility model so that puts
The process of lead frame and fin is very light, solve on board operation be difficult to observe and the most easy-operating problem.By
It it is outside board in placing lead frame and fin, it is to avoid potential safety hazard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dump bottom A seating riveting die set of flange-cooled lead frame.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, to this reality
It is further elaborated with novel.Should be appreciated that detailed description of the invention described herein is only in order to explain this practicality
Novel, it is not used to limit this utility model.
Embodiment
With reference to Fig. 1, the dump bottom A seating riveting die set of flange-cooled lead frame, described mould bag described in the present embodiment
Include: upper die and lower die；
Described upper mold includes: be sequentially arranged upper bolster 1, upper padding plate 2, fixed plate 3 and stripper 4 from top to bottom；Described solid
Determine on plate 3, to arrange the little guide pillar 14 running through stripper 4, described fixed plate 3 also sets up the riveting punch 15 running through stripper 4；
Described lower mold includes: die shoe 13, lower bolster 8 and the movable floor 12 being sequentially arranged from bottom to up, described lower mold
The central authorities of seat 13 arrange the described lower bolster 8 relative with described upper padding plate 2, and the two ends of described die shoe 13 arrange guidance set
16；Arranging base plate alignment pin 5 on described lower bolster 8, described lower bolster 8 is respectively provided with gear near two sides of guidance set 16
Plate 6, the central authorities at described lower bolster 8 arrange microswitch 7；On described movable floor 12, setting is mated with base plate alignment pin 5
Through hole, and the upper surface of described movable floor 12 arranges framework positioning needle 10 and fin positioning needle 11.
It is explained in more detail explanation:
(1) described movable floor 12 arranges handle 9 towards the side of operator.Described die shoe 13 and described lower bolster 8
Between connection connect for fixing, the connection between described lower bolster 8 with described movable floor 12 is for being flexibly connected.
Often overlap the quantity of movable floor 12 in the dump bottom A seating riveting die set of flange-cooled lead frame to be more than or equal to
1。
(2) described upper bolster 1 is identical with the specification of described die shoe 13, described upper padding plate 2, fixed plate 3, stripper 4,
Lower bolster 8 is identical with the length and width of movable floor 12.
(3) described guidance set 16 includes that gathering sill and lead, described lead are fixed on described die shoe 13,
Described gathering sill is arranged on described upper bolster 1, and described gathering sill mates setting one by one with described lead.
(4) described microswitch 7 is connected with board circuit.
(5) between connection, described upper padding plate 2 and the described fixed plate 3 between described upper bolster 1 and described upper padding plate 2
Connecting and be fixing connection, arrange spring between described fixed plate 3 and described stripper 4, the little guide pillar 14 in fixed plate 3 passes
Stripper 4 is run through again after spring.
Stripper guides by the little guide pillar being arranged in fixed plate, and suppressing of logical spring moves up and down.Riveting punch is solid
Being scheduled in fixed plate, and run through stripper, during stripper back and forth suppresses, punch can be in extended or retracted stripper.
When using this utility model to carry out riveting operation, movable floor is taken out riveting die, is placed on the workbench of outside,
Fin and lead frame are respectively put in framework positioning needle and the fin positioning needle of movable floor, then by movable floor
Entirety is placed in lower mold, positions by base plate alignment pin and baffle plate, after movable floor set, and microswitch turn on automatically board electricity
Road, presses punch press switch, punching machine presses, completes riveting action.Take out movable floor subsequently, take out the lead frame riveted
Frame, i.e. completes a riveting work.
By using technique scheme disclosed in this utility model, obtain following beneficial effect:
This utility model solves the operation not side riveting existence because lead frame and fin are directly put into mould
Just, unsafe problem, thus alleviate the labor intensity of operator, improve safety.
Firm banking, on the basis of existing fixed riveting die, is made and can be taken out mould by this utility model
Mobile base.Fixed and the baffle plate by pin on lower bolster, it is ensured that the position that mobile base puts into mould is accurate, is examined by microswitch
Survey whether mobile base is put into tram.Handle is installed in mobile base, makes base to pick and place easily.
In operation, operator can be placed on movable floor on the workbench of spaciousness this utility model so that puts
The process of lead frame and fin is very light, solve on board operation be difficult to observe and the most easy-operating problem.By
It it is outside board in placing lead frame and fin, it is to avoid potential safety hazard.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and
Retouching also should regard protection domain of the present utility model.
Claims (8)
1. the dump bottom A seating riveting die set of a flange-cooled lead frame, it is characterised in that described mould includes: upper mold
And lower mold；
Described upper mold includes: upper bolster (1), upper padding plate (2), fixed plate (3) and the stripper (4) being sequentially arranged from top to bottom；
The upper setting of described fixed plate (3) runs through the little guide pillar (14) of stripper (4), described fixed plate (3) also sets up and runs through stripper
(4) riveting punch (15)；
Described lower mold includes: die shoe (13), lower bolster (8) and the movable floor (12) being sequentially arranged from bottom to up, described under
The central authorities of die holder (13) arrange the described lower bolster (8) relative with described upper padding plate (2), and the two ends of described die shoe (13) are arranged
Guidance set (16)；Arranging base plate alignment pin (5) on described lower bolster (8), described lower bolster (8) is near guidance set (16)
Two sides are respectively provided with baffle plate (6), and the central authorities at described lower bolster (8) arrange microswitch (7)；Described movable floor (12)
The through hole that upper setting is mated with base plate alignment pin (5), and the upper surface of described movable floor (12) arranges framework positioning needle (10)
With fin positioning needle (11).
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that described
Movable floor (12) arranges handle (9) towards the side of operator.
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that described
Upper bolster (1) is identical with the specification of described die shoe (13), described upper padding plate (2), fixed plate (3), stripper (4), lower bolster
(8) identical with the length and width of movable floor (12).
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that described
Guidance set (16) includes that gathering sill and lead, described lead are fixed on described die shoe (13), and described gathering sill sets
Putting on described upper bolster (1), described gathering sill mates setting one by one with described lead.
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that described
Microswitch (7) is connected with board circuit.
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that described
Connection between connection between upper bolster (1) and described upper padding plate (2), described upper padding plate (2) and described fixed plate (3) is
Fixing connection, arranges spring between described fixed plate (3) and described stripper (4), the little guide pillar (14) in fixed plate (3) passes
Stripper (4) is run through again after spring.
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that described
Connection between die shoe (13) and described lower bolster (8) connects for fixing, described lower bolster (8) and described movable floor (12)
Between connection for be flexibly connected.
The dump bottom A seating riveting die set of the most flange-cooled lead frame, it is characterised in that often overlap
In the dump bottom A seating riveting die set of flange-cooled lead frame, the quantity of movable floor (12) is more than or equal to 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661940.XU CN205732595U (en) | 2016-06-28 | 2016-06-28 | The dump bottom A seating riveting die set of flange-cooled lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661940.XU CN205732595U (en) | 2016-06-28 | 2016-06-28 | The dump bottom A seating riveting die set of flange-cooled lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205732595U true CN205732595U (en) | 2016-11-30 |
Family
ID=57382741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620661940.XU Active CN205732595U (en) | 2016-06-28 | 2016-06-28 | The dump bottom A seating riveting die set of flange-cooled lead frame |
Country Status (1)
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|---|---|
| CN (1) | CN205732595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555215A (en) * | 2018-05-10 | 2018-09-21 | 嘉兴市乍浦杭湾重型机械有限公司 | A kind of heat safe flange forge piece mold |
-
2016
- 2016-06-28 CN CN201620661940.XU patent/CN205732595U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555215A (en) * | 2018-05-10 | 2018-09-21 | 嘉兴市乍浦杭湾重型机械有限公司 | A kind of heat safe flange forge piece mold |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |