CN206046775U - The stamping mold of 263 type lead frames of TO - Google Patents

The stamping mold of 263 type lead frames of TO Download PDF

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Publication number
CN206046775U
CN206046775U CN201621034017.XU CN201621034017U CN206046775U CN 206046775 U CN206046775 U CN 206046775U CN 201621034017 U CN201621034017 U CN 201621034017U CN 206046775 U CN206046775 U CN 206046775U
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CN
China
Prior art keywords
machete
tool bore
mould
mold insert
upper slitter
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Active
Application number
CN201621034017.XU
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Chinese (zh)
Inventor
黄海彪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Donghai Semiconductor Co.,Ltd.
Original Assignee
WUXI ROUM SEMICONDUCTOR TECHNOLOGY Co Ltd
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Priority to CN201621034017.XU priority Critical patent/CN206046775U/en
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Abstract

This utility model belongs to mould applications,More particularly to a kind of stamping mold of 263 type lead frames of TO,Including upper mould、Lower mould and the discharging mold insert being arranged between the upper die and lower die,The upper mould is provided with middle muscle upper slitter,The middle muscle upper slitter includes eight pocket knives and four machetes,Pocket knife described in each two arranges a machete,The length of the machete is 11.23mm,The discharging mold insert is provided with the big tool bore passed through for the machete、For the little tool bore that the pocket knife is passed through,The length of the big tool bore is 11.77mm,This utility model is by by the extended length of machete to 11.23mm,Accordingly,By the extended length of the big tool bore on discharging mold insert to 11.77mm,Can be clean by the company's muscle excision between two neighboring lead frame,The step of saving artificial treatment,Improve work efficiency.

Description

The stamping mold of TO-263 type lead frames
Technical field
This utility model belongs to mould applications, more particularly to a kind of stamping mold of TO-263 types lead frame.
Background technology
At present, using punching press come during manufacturing TO-263 type lead frames, the company between two neighboring lead frame Muscle cannot cut off totally, and follow-up to need artificial reprocessing, company's muscle of residual is also possible to be stuck in mould causes mould operate.
In view of above-mentioned defect, the design people, positive research and innovation in addition, to founding a kind of TO-263 types lead frame The stamping mold of frame so as to more the value in industry.
Utility model content
To solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of stamping die of TO-263 types lead frame Tool, can be clean by the company muscle excision between two neighboring lead frame, the step of save artificial treatment, improves work efficiency.
The utility model proposes a kind of TO-263 types lead frame stamping mold, including upper die and lower die and be arranged on Discharging mold insert between the upper die and lower die, the upper mould are provided with middle muscle upper slitter, and the middle muscle upper slitter includes eight pocket knives With four machetes, one machete of pocket knife arrangement described in each two, the length of the machete is 11.23mm, the discharging edge Part is provided with for the machete big tool bore for passing through, the little tool bore passed through for the pocket knife, and the length of the big tool bore is 11.77mm。
Further, middle foot upper slitter is additionally provided with the upper mould, the quantity of the middle foot upper slitter is 4.
Further, the discharging mold insert is provided with tool bore on the middle foot passed through for the middle foot upper slitter.
Further, the upper mould is provided with trimming upper slitter.
Further, the discharging mold insert is provided with tool bore in the trimming passed through for the trimming upper slitter.
By such scheme, this utility model at least has advantages below:This utility model is by the length of machete is added Grow to 11.23mm, accordingly, by the extended length of the big tool bore on discharging mold insert to 11.77mm, can be by two neighboring lead Company muscle excision between framework is clean, the step of save artificial treatment, improves work efficiency.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model Art means, and being practiced according to the content of description, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below Describe in detail bright as after.
Description of the drawings
Fig. 1 is the structural representation of machete in this utility model;
Fig. 2 is the structural representation of discharging mold insert in this utility model;
Fig. 3 be in Fig. 2 A to enlarged drawing.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is used to illustrate this utility model, but is not limited to scope of the present utility model.
Referring to Fig. 1 to 3, a kind of stamping die of the TO-263 types lead frame described in one preferred embodiment of this utility model Tool, including upper die and lower die and the discharging mold insert 1 being arranged between upper die and lower die, upper mould is provided with middle muscle upper slitter, middle muscle upper slitter Including eight pocket knives and four machetes 2, each two pocket knife arranges a machete 2, and the length of machete 2 is 11.23mm, discharging mold insert 1 is provided with for the big tool bore 3 for passing through of machete 2, the little tool bore 4 passed through for pocket knife, and the length of big tool bore 3 is 11.77mm, lower mould Tool dimension is matched with upper mould and discharging mold insert.In addition, middle foot upper slitter and trimming upper slitter on upper mould, are additionally provided with, middle foot upper slitter Quantity is 4, and accordingly, discharging mold insert 1 is provided with tool bore 5 on the middle foot that foot upper slitter is passed through in, and passes through for trimming upper slitter Trimming on tool bore 6.
The length of original machete 2 is 7.73mm, it is impossible to will even muscle excision it is clean, this utility model is by by the length of machete 2 Degree (a in Fig. 1) is lengthened to 11.23mm, accordingly, by the length (a in Fig. 2 of the big tool bore 3 on discharging mold insert 11) lengthen To 11.77mm, can be clean by the company's muscle excision between two neighboring lead frame, the step of save artificial treatment, improve work Make efficiency.
The above is only preferred implementation of the present utility model, is not limited to this utility model, it is noted that For those skilled in the art, on the premise of without departing from this utility model know-why, can also do Go out some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.

Claims (5)

1. a kind of stamping mold of TO-263 types lead frame, it is characterised in that:Including upper die and lower die and being arranged on the upper mould And the discharging mold insert between lower mould, the upper mould is provided with middle muscle upper slitter, the middle muscle upper slitter include eight pocket knives and four it is big Knife, pocket knife described in each two arrange a machete, and the length of the machete is 11.23mm, and the discharging mold insert is provided with The big tool bore passed through for the machete, the little tool bore passed through for the pocket knife, the length of the big tool bore is 11.77mm.
2. the stamping mold of TO-263 types lead frame according to claim 1, it is characterised in that:Also set on the upper mould There is middle foot upper slitter, the quantity of the middle foot upper slitter is 4.
3. the stamping mold of TO-263 types lead frame according to claim 2, it is characterised in that:On the discharging mold insert It is provided with tool bore on the middle foot passed through for the middle foot upper slitter.
4. the stamping mold of TO-263 types lead frame according to claim 1, it is characterised in that:The upper mould is provided with Trimming upper slitter.
5. the stamping mold of TO-263 types lead frame according to claim 4, it is characterised in that:On the discharging mold insert It is provided with tool bore in the trimming passed through for the trimming upper slitter.
CN201621034017.XU 2016-08-31 2016-08-31 The stamping mold of 263 type lead frames of TO Active CN206046775U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621034017.XU CN206046775U (en) 2016-08-31 2016-08-31 The stamping mold of 263 type lead frames of TO

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621034017.XU CN206046775U (en) 2016-08-31 2016-08-31 The stamping mold of 263 type lead frames of TO

Publications (1)

Publication Number Publication Date
CN206046775U true CN206046775U (en) 2017-03-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621034017.XU Active CN206046775U (en) 2016-08-31 2016-08-31 The stamping mold of 263 type lead frames of TO

Country Status (1)

Country Link
CN (1) CN206046775U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Stamping die for TO-263 lead frame

Effective date of registration: 20180131

Granted publication date: 20170329

Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch

Pledgor: Wuxi Roum Semiconductor Technology Co., Ltd.

Registration number: 2018990000073

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 222300 No. 88 Shuofang Zhongtong East Road, Xinwu District, Wuxi City, Jiangsu Province

Patentee after: Jiangsu Donghai Semiconductor Technology Co., Ltd.

Address before: 214000 No. 88 Shuofang Zhongtong East Road, Wuxi New District, Jiangsu Province

Patentee before: Wuxi Roum Semiconductor Technology Co., Ltd.

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: No.88, East Zhongtong Road, Shuofang, Xinwu District, Wuxi City, Jiangsu Province, 214000

Patentee after: Jiangsu Donghai Semiconductor Co.,Ltd.

Address before: 222300 No. 88 Shuofang Zhongtong East Road, Xinwu District, Wuxi City, Jiangsu Province

Patentee before: WUXI ROUM SEMICONDUCTOR TECHNOLOGY Co.,Ltd.

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20220322

Granted publication date: 20170329

Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi science and Technology Branch

Pledgor: WUXI ROUM SEMICONDUCTOR TECHNOLOGY Co.,Ltd.

Registration number: 2018990000073