CN107745044A - Adjustable amendment product flexural deformation mould - Google Patents
Adjustable amendment product flexural deformation mould Download PDFInfo
- Publication number
- CN107745044A CN107745044A CN201711191921.0A CN201711191921A CN107745044A CN 107745044 A CN107745044 A CN 107745044A CN 201711191921 A CN201711191921 A CN 201711191921A CN 107745044 A CN107745044 A CN 107745044A
- Authority
- CN
- China
- Prior art keywords
- amendment
- mold insert
- flexural deformation
- adjustable
- push rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
Abstract
This application discloses the mould correction mechanism of amendment stamping products flexural deformation, including the de- material amendment mold insert on stripper pad, and the positive mold insert of lower die repair on lower mould backboard and below the de- material amendment mold insert, multiple indents and the amendment teeth groove being intervally arranged along its longitudinal direction are provided with the downside of the de- material amendment mold insert, is provided with the upside of the lower positive mold insert of die repair and is adapted with the amendment teeth groove to correct the amendment double wedge of the vertical flexural deformation of product material strip.The application is coordinated up and down by the amendment teeth groove and the amendment double wedge, and form many places correction position along product material strip longitudinal direction, then during punch forming, the IC chip metal lead wire frame that can be deformed to arc-shaped bend vertically downwards is corrected, so as to which quality requirements are significantly increased, and be advantageous to stablize the quality requirements of the full processing procedure of IC chip, and then production qualification rate can be greatly improved, it is satisfied with the demand of growing tension, is also beneficial to promote the further development of information technology.
Description
【Technical field】
The application is related to the technical field of mould structure, in particular to a kind of adjustable amendment product flexural deformation
Mould.
【Background technology】
With the development of information technology, the metal lead wire frame demand in integrated circuit (IC) chip is more and more, shape
Also more granular and high precision int.The mode of production of IC chip lead frame has 2 kinds：Corrosion processing and punch process.Corrosion
Although processing can reach very fine precision, higher production efficiency and relatively low production cost are unable to reach, with calculating
Machine memory bar and CPU are the rapid downward of the IC chip price of representative, are drops using stamping IC chip metal lead wire frame
Low IC chip price, the important channel for improving production efficiency.
However, IC chip metal lead wire frame easily causes metal to draw after the completion of punching production because internal stress be present
Wire frame occurs bending and deformation, for example, deformed along the arc-shaped bend of IC chip metal lead wire frame vertically downwards, then can be serious
Being smoothed out for the follow-up production process of IC chip is influenceed, so as to which the problem of IC chip metal lead wire frame flexural deformation is to annoying
A stamping forming technical barrier, and then can not meet the demand of growing tension, while be also to govern entering for information technology
One step develops.
【The content of the invention】
The application to be solved to be the above-mentioned technical problem being directed to, there is provided a kind of adjustable amendment product flexural deformation mould
Tool.
In order to solve the above technical problems, the application is to be achieved through the following technical solutions：
Adjustable amendment product flexural deformation mould, including die shoe, the upper bolster above the die shoe, be located at
Lower mould backboard between the upper bolster and the die shoe, and between the lower mould backboard and the upper bolster and position
Stripper pad above the lower mould backboard, the adjustable amendment product flexural deformation mould also include：
De- material amendment mold insert, it is carried on the back on the stripper pad positioned at vertical flexural deformation and along the de- material
Above the product material strip that the movement of plate horizontal direction is advanced, and it is provided with multiple indents on the downside of it and is intervally arranged along its longitudinal direction
Amendment teeth groove；
The lower positive mold insert of die repair, it is on the lower mould backboard, below the de- material amendment mold insert, and on the upside of it
Provided with it is described amendment teeth groove be adapted to correct the amendment double wedge of the vertical flexural deformation of product material strip；
Mobile adjusting part, it is located between the die shoe and the lower mould backboard, and with the lower positive mold insert of die repair
It is connected, to adjust the upward rising height of the positive mold insert of lower die repair or settle depth downwards.
Adjustable amendment product flexural deformation mould as described above, the amendment teeth groove are shaped as indent rectangle, institute
That states amendment double wedge is shaped as raised rectangle.
Adjustable amendment product flexural deformation mould as described above, the mobile adjusting part include：
Taper liner is fast, and it is sheathed in the lower mould backboard, and on the downside of the lower positive mold insert of die repair, and its lower surface is served as reasons
The first inclined plane tilted down after going to；
Flat gasket, it is between the lower positive mold insert of die repair and the taper liner are fast；
Connecting screw, it is sheathed in the die shoe, and its upper end is fast, described flat with the taper liner successively from lower to upper
Cushion block and the positive mold insert threaded connection of the lower die repair；
Elastomeric element is tensioned, it is sheathed on the bottom of the connecting screw, in the die shoe, and in free shape
It is engaged under state with the connecting screw so that the positive mold insert of lower die repair is in extreme lower position；
Push rod is adjusted, its rear end is inserted in lower template, passed through positioned at the fast downside of the taper liner, and by the connecting screw
Wear, being provided with second that is downwardly inclined and can be adapted with first inclined plane from front to back on the upside of the regulation putting back-end inclines
Inclined-plane；
Connects bearing, it is connected on the upside of the regulation push rod front end；
Adjusting screw rod, its front end sleeve is in the connects bearing, and its rear end is threadedly coupled with the lower mould backboard, uses
To drive the connects bearing to drive the regulation push rod to be moved forward and backward along the die shoe longitudinal direction, the then regulation pushes away
Bar drives the taper liner soon and the Flat gasket linkage lower positive mold insert oscilaltion movement of die repair.
Adjustable amendment product flexural deformation mould as described above, the mobile adjusting part are also described including being sheathed on
Adjusting screw rod and the pretension elastomeric element between the connects bearing and the lower mould backboard.
Adjustable as described above to correct product flexural deformation mould, being further opened with rear end on the regulation putting back-end passes through
Perforation, the rear end through hole are engaged with described in guide and limit to the connecting screw of stepping down with the connecting screw
Regulation push rod is moved forward and backward, and front end through hole is offered on the regulation push rod front end, and the mobile adjusting part also includes wearing
It is threadedly coupled after crossing the front end through hole with the die shoe and to aid in regulation push rod described in guide and limit to move forward and backward
Guide and limit screw rod.
Adjustable amendment product flexural deformation mould as described above, the rear end through hole and the front end through hole
Shape is elongated hole.
Adjustable amendment product flexural deformation mould as described above, the quantity of the rear end through hole are at least one, institute
The quantity for stating front end through hole is 1.
Adjustable amendment product flexural deformation mould as described above, described adjust are further opened with being located at institute on push rod front end
State on rear side of front end through hole and the connecting groove of indent downwards, be provided with rear side of the connects bearing lower end downwardly projecting and can be with institute
Connecting groove is stated to be adapted with the projection that is located by connecting for the regulation push rod that is located by connecting.
The top layer of adjustable amendment product flexural deformation mould as described above, the amendment teeth groove and the amendment double wedge
It is equipped with the TD coating after TD is handled.
Compared with prior art, above-mentioned application has the following advantages：
1st, the adjustable amendment product flexural deformation mould of the application adjusts the lower die repair by the mobile adjusting part 3
The positive upward rising height of mold insert settles downwards depth to reach the purpose of the adjustable lower positive mold insert position height of die repair, with
Again by it is described amendment teeth groove and it is described amendment double wedge up and down coordinate, and along product material strip longitudinal direction formed many places amendment position
Put, then during punch forming, the IC chip metal lead wire frame that can be deformed to arc-shaped bend vertically downwards is repaiied
Just, while also the bending deformation quantity of IC chip metal lead wire frame is ensured in below 0.25mm, so as to significantly carry
The quality requirements of high IC chip metal lead wire frame, and be advantageous to stablize the quality requirements of the full processing procedure of IC chip, and then can be big
The earth improves production qualification rate, is satisfied with the demand of growing tension, is also beneficial to promote the further development of information technology；
2nd, the adjustable amendment product flexural deformation mould of the application can realize electrodeless tune by the mobile adjusting part
Position height of the whole lower positive mold insert of die repair in the lower mould backboard, and just can also can directly be adjusted on punch press
Full employment, so as to avoid the tedious work of lower mould maintenance adjustment, and then can not only conveniently adjustment work, and may also be advantageous for
Improve production efficiency；
3rd, the application it is adjustable amendment product flexural deformation mould by the connecting groove 354 and it is described be located by connecting it is convex
Play 361 to be adapted, the connects bearing 36 can be facilitated to be located by connecting with the regulation push rod 35, and difference can also be convenient for changing
The connects bearing 36 of size can improve the practicality of the application and be applicable to meet different actual demands
Property.
【Brief description of the drawings】
Fig. 1 be the application it is adjustable amendment product flexural deformation mould hide the upper bolster and the stripper pad and
Schematic top plan view after the de- material amendment mold insert.
Fig. 2 is that the adjustable amendment product flexural deformation mould of the application shows the de- material amendment on the basis of Fig. 1
The sectional view A-A splitted after mold insert and the stripper pad along hatching A-A.
Fig. 3 is the schematic diagram of de- material amendment mold insert described in the adjustable amendment product flexural deformation mould of the application.
Fig. 4 is the stereogram of the lower positive mold insert of die repair described in the adjustable amendment product flexural deformation mould of the application.
Fig. 5 is the top view that push rod is adjusted described in the adjustable amendment product flexural deformation mould of the application.
Fig. 6 is sectional view B-Bs of the Fig. 5 along taken along line B-B.
Fig. 7 is the right view that taper liner is fast described in the adjustable amendment product flexural deformation mould of the application.
Fig. 8 is Fig. 2 partial enlarged view I.
Fig. 9 is Fig. 2 partial enlarged view II.
Figure 10 is Fig. 3 partial enlarged view III.
Figure 11 is Fig. 4 partial enlarged view IV.
Figure 12 is Fig. 6 partial enlarged view V.
【Embodiment】
The application is described in further detail below by embodiment combination accompanying drawing.
As shown in figs. 1-12, adjustable amendment product flexural deformation mould, including die shoe 100, upper bolster, lower mould backboard
200th, stripper pad 400, de- material amendment mold insert 1, the positive mold insert 2 of lower die repair and mobile adjusting part 3.
Specifically, the upper bolster is positioned at the top of die shoe 100.The lower mould backboard 200 is located at the upper bolster
Between the die shoe 100.The stripper pad 400 is located between the lower mould backboard 200 and the upper bolster and is located at
The top of lower mould backboard 200.The de- material amendment mold insert 1 becomes on the stripper pad 400 positioned at vertical bending
Shape and the top of product material strip 300 that advance is moved along the horizontal direction of stripper pad 400, and multiple indents are provided with the downside of it
And the amendment teeth groove 11 being intervally arranged along its longitudinal direction.The positive mold insert 2 of lower die repair is on the lower mould backboard 200, position
In the lower section of de- material amendment mold insert 1, and it is provided with the upside of it and is adapted with the amendment teeth groove 11 to correct product material strip 300
The amendment double wedge 21 of vertical flexural deformation.The mobile adjusting part 3 is located at the die shoe 100 and the lower mould backboard 200
Between, and be connected with the lower positive mold insert 2 of die repair, to adjust the positive 2 upward rising height of mold insert of the lower die repair or downward
Settle depth.
The adjustable amendment product flexural deformation mould of the application is adjusting the lower die repair just by the mobile adjusting part 3
2 upward rising height of mold insert settles downwards depth to reach the purpose of the adjustable lower positive position height of mold insert 2 of die repair, with
Coordinated again by the amendment teeth groove 11 and the amendment double wedge about 21, and formed along the longitudinal direction of product material strip 300 more
Locate correction position, can be to the IC chip die-attach area of arc-shaped bend deformation vertically downwards then during punch forming
Frame is corrected, while also ensures the bending deformation quantity of IC chip metal lead wire frame in below 0.25mm, so as to big
The quality requirements of IC chip metal lead wire frame are improved to amplitude, and are advantageous to stablize the quality requirements of the full processing procedure of IC chip, are entered
And production qualification rate can be greatly improved, it is satisfied with the demand of growing tension, is also beneficial to promote the further of information technology
Development.
The amendment teeth groove 11 is shaped as indent rectangle, and the amendment double wedge 21 is shaped as raised rectangle.Its advantage
It is to improve the contact area with product material strip 300, eliminates caused internal stress during punch forming.
The mobile adjusting part 3 includes taper liner fast 31, Flat gasket 32, connecting screw 33, tensioning elastomeric element 34, regulation
Push rod 35, connects bearing 36 and adjusting screw rod 37.
The taper liner fast 31 is sheathed in the lower mould backboard 200, positioned at the lower positive downside of mold insert 2 of die repair, and under it
End face is the first inclined plane 311 by being tilted down after going to.The Flat gasket 32 located at the lower positive mold insert 2 of die repair with it is described
Between taper liner fast 31.The connecting screw 33 is sheathed in the die shoe 100, and its upper end from lower to upper successively with it is described tiltedly
Pad the fast 31, Flat gasket 32 and the positive mold insert 2 of the lower die repair is threadedly coupled.The tensioning elastomeric element 34 is sheathed on the company
Connect the bottom of screw rod 33, in the die shoe 100, and be engaged in a free state with the connecting screw 33 so that
The positive mold insert 2 of lower die repair is in extreme lower position.Regulation push rod 35 rear end is inserted in lower template, fast positioned at the taper liner
31 downsides, and are run through by the connecting screw 33, and regulation push rod 35 rear upper side is provided with to be downwardly inclined and can from front to back
The second inclined plane 351 being adapted with first inclined plane 311.Before the connects bearing 36 is connected to the regulation push rod 35
End upside.The front end sleeve of adjusting screw rod 37 is in the connects bearing 36, and its rear end and the lower screw thread of mould backboard 200
Connection, to drive the connects bearing 36 to drive the regulation push rod 35 to be moved forward and backward along the longitudinal direction of die shoe 100,
Then the regulation push rod 35 drives the taper liner fast 31 and the Flat gasket 32 links the positive oscilaltion of mold insert 2 of the lower die repair
It is mobile.The advantage is that can realize the electrodeless adjustment lower positive mold insert 2 of die repair under described by the mobile adjusting part 3
Position height in mould backboard 200, and work just can also be directly adjusted on punch press, so as to avoid lower mould dimension
Whole tedious work is trimmed, and then can not only conveniently adjust work, and may also be advantageous for improving production efficiency.
The mobile adjusting part 3 also include be sheathed on the adjusting screw rod 37 and positioned at the connects bearing 36 with it is described
Pretension elastomeric element 38 between lower mould backboard 200.It the advantage is that the advance and retrogressing of the auxiliary control regulation push rod 35.
The tensioning elastomeric element 34 and the pretension elastomeric element 38 are both preferably compression spring.
Rear end through hole 352 is further opened with regulation push rod 35 rear end, the rear end through hole 352 is to step down
Connecting screw 33 is stated, and is engaged with the connecting screw 33 and is moved forward and backward with adjusting push rod 35 described in guide and limit, the tune
Front end through hole 353 is offered on section push rod 35 front end, the mobile adjusting part 3 is also included through the front end through hole
It is threadedly coupled and with the die shoe 100 to aid in adjusting the movable guiding limit of push rod 35 described in guide and limit after 353
Position screw rod 39.The advantage is that can be oriented to the moving direction of the regulation push rod 35, and the spacing regulation push rod 35
Displacement.
The shape of the rear end through hole 352 and the front end through hole 353 is elongated hole, is satisfied with actual requirement.
The quantity of the rear end through hole 352 is at least one, preferably 2.The quantity of the front end through hole 353 is 1
It is individual.Its object is to be satisfied with actual requirement.
It is further opened with regulation push rod 35 front end positioned at the rear side of front end through hole 353 and the connection of indent downwards
Groove 354, the lower end of connects bearing 36 rear side are provided with downwardly projecting and can be adapted with the connecting groove 354 with the company of positioning
Connect the projection 361 that is located by connecting of the regulation push rod 35.It the advantage is that and facilitate the connects bearing 36 and the regulation push rod
35 are located by connecting, and can also be convenient for changing the various sizes of connects bearing 36 to meet different actual demands, and then
The practicality and applicability of the application can be improved.
The top layer of the amendment teeth groove 11 and the amendment double wedge 21 is equipped with the TD coating after TD is handled.Its advantage exists
Coefficient of friction can be greatly lowered in the amendment teeth groove 11 and the amendment double wedge 21 after being handled through TD, reduce to product
Scratch or weigh wounded, and can greatly improves anti-seizing property, and can also postpone service life, save production cost or operation into
This.
Presently filed embodiment is explained in detail in summary, but the application is not limited to above-mentioned embodiment.
Even if it is to the application, various changes can be made, then still falls within the protection domain in the application.
Claims (9)
1. adjustable amendment product flexural deformation mould, including it is die shoe (100), upper above the die shoe (100)
Die holder, the lower mould backboard (200) between the upper bolster and the die shoe (100), and located at the lower mould backboard
(200) stripper pad (400) between the upper bolster and above the lower mould backboard (200), it is characterised in that：Institute
Stating adjustable amendment product flexural deformation mould also includes：
De- material amendment mold insert (1), it takes off on the stripper pad (400) positioned at vertical flexural deformation and along described
Expect above the product material strip that the movement of backboard (400) horizontal direction is advanced, and be provided with the downside of it multiple indents and along its longitudinal direction side
To the amendment teeth groove (11) being intervally arranged；
The lower positive mold insert of die repair (2), it is on the lower mould backboard (200), below the de- material amendment mold insert (1), and
It is provided with the upside of it and is adapted with the amendment teeth groove (11) to correct the amendment double wedge (21) of the vertical flexural deformation of product material strip；
Mobile adjusting part (3), it is located between the die shoe (100) and the lower mould backboard (200), and with the lower mould
Amendment mold insert (2) is connected, to adjust the upward rising height of the positive mold insert of lower die repair (2) or settle depth downwards.
2. adjustable amendment product flexural deformation mould according to claim 1, it is characterised in that：The amendment teeth groove
(11) be shaped as indent rectangle, the amendment double wedge (21) is shaped as raised rectangle.
3. adjustable amendment product flexural deformation mould according to claim 2, it is characterised in that：The mobile regulation group
Part (3) includes：
Taper liner is fast (31), and it is sheathed in the lower mould backboard (200), on the downside of the lower positive mold insert of die repair (2), and under it
End face is the first inclined plane (311) by being tilted down after going to；
Flat gasket (32), it is between the lower positive mold insert of die repair (2) and the taper liner fast (31)；
Connecting screw (33), it is sheathed in the die shoe (100), and its upper end is fast with the taper liner successively from lower to upper
(31), the Flat gasket (32) and the positive mold insert of lower die repair (2) threaded connection；
Elastomeric element (34) is tensioned, it is sheathed on the bottom of the connecting screw (33), in the die shoe (100),
And it is engaged in a free state with the connecting screw (33) so that the positive mold insert of lower die repair (2) is in extreme lower position；
Push rod (35) is adjusted, its rear end is inserted in lower template, on the downside of the taper liner fast (31), and by the connecting screw
(33) run through, described regulation push rod (35) rear upper side is provided with to be downwardly inclined and can be with first inclined plane from front to back
(311) the second inclined plane (351) being adapted；
Connects bearing (36), it is connected on the upside of described regulation push rod (35) front end；
Adjusting screw rod (37), its front end sleeve is in the connects bearing (36), and its rear end and lower mould backboard (200) spiral shell
Line connects, to drive the connects bearing (36) to drive the regulation push rod (35) along the die shoe (100) longitudinal direction
Movable, then the regulation push rod (35) drives the taper liner fast (31) and the Flat gasket (32) the linkage lower die repair
Positive mold insert (2) oscilaltion movement.
4. adjustable amendment product flexural deformation mould according to claim 3, it is characterised in that：The mobile regulation group
Part (3) also include being sheathed on the adjusting screw rod (37) and positioned at the connects bearing (36) and the lower mould backboard (200) it
Between pretension elastomeric element (38).
5. adjustable amendment product flexural deformation mould according to claim 3, it is characterised in that：The regulation push rod
(35) rear end through hole (352) is further opened with rear end, the rear end through hole (352) is to the connecting screw of stepping down
(33), and with the connecting screw (33) it is engaged and is moved forward and backward with adjusting push rod (35) described in guide and limit, the regulation pushes away
Front end through hole (353) is offered on bar (35) front end, the mobile adjusting part (3) is also included through the front end through hole
(353) it is threadedly coupled and with the die shoe (100) to aid in adjusting what push rod (35) moved forward and backward described in guide and limit afterwards
Guide and limit screw rod (39).
6. adjustable amendment product flexural deformation mould according to claim 5, it is characterised in that：The rear end through hole
(352) and the shape of the front end through hole (353) is elongated hole.
7. adjustable amendment product flexural deformation mould according to claim 6, it is characterised in that：The rear end through hole
(352) quantity is at least one, and the quantity of the front end through hole (353) is 1.
8. adjustable amendment product flexural deformation mould according to claim 3, it is characterised in that：The regulation push rod
(35) connecting groove (354) positioned at the front end through hole (353) rear side and downward indent, the company are further opened with front end
Connect and be provided with downwardly projecting on rear side of bearing (36) lower end and can be adapted with the connecting groove (354) with the regulation that is located by connecting
Push rod (35) is located by connecting raised (361).
9. the adjustable amendment product flexural deformation mould according to any one of claim 1~8, it is characterised in that：It is described
The top layer of amendment teeth groove (11) and the amendment double wedge (21) is equipped with the TD film layers after TD is handled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191921.0A CN107745044A (en) | 2017-11-24 | 2017-11-24 | Adjustable amendment product flexural deformation mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191921.0A CN107745044A (en) | 2017-11-24 | 2017-11-24 | Adjustable amendment product flexural deformation mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107745044A true CN107745044A (en) | 2018-03-02 |
Family
ID=61251941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711191921.0A Pending CN107745044A (en) | 2017-11-24 | 2017-11-24 | Adjustable amendment product flexural deformation mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107745044A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047382A (en) * | 2018-09-28 | 2018-12-21 | 成都宏明双新科技股份有限公司 | It is a kind of to improve band class product sector deformed micromatic setting and its method for trimming |
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Cited By (2)
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|---|---|---|---|---|
| CN109047382A (en) * | 2018-09-28 | 2018-12-21 | 成都宏明双新科技股份有限公司 | It is a kind of to improve band class product sector deformed micromatic setting and its method for trimming |
| CN109047382B (en) * | 2018-09-28 | 2024-02-02 | 成都宏明双新科技股份有限公司 | Fine tuning device and fine tuning method for improving sector deformation of strip products |
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