JPH0457309U - - Google Patents
Info
- Publication number
- JPH0457309U JPH0457309U JP9902090U JP9902090U JPH0457309U JP H0457309 U JPH0457309 U JP H0457309U JP 9902090 U JP9902090 U JP 9902090U JP 9902090 U JP9902090 U JP 9902090U JP H0457309 U JPH0457309 U JP H0457309U
- Authority
- JP
- Japan
- Prior art keywords
- drilling
- plate
- backing plate
- drilling holes
- caul
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims description 6
- 210000000569 greater omentum Anatomy 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 239000011701 zinc Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Description
第１図はこの考案の当て板を用いてドリル穴明
けする場合の概略説明図である。第２図はこの考
案の当て板を用いてドリル穴明けを実施した場合
の加工穴の分布図である。第３図は比較例の当て
板を用いてドリル穴明けを実施した場合の加工穴
の分布図である。
１……被加工物、２……当て板、３……艶消し
面、４……ドリルの刃先。
FIG. 1 is a schematic explanatory diagram of drilling a hole using the caul plate of this invention. FIG. 2 is a distribution diagram of drilled holes when drilling holes using the caul plate of this invention. FIG. 3 is a distribution diagram of drilled holes when drilling was performed using a caul plate of a comparative example. 1...Workpiece, 2...Packing plate, 3...Matte surface, 4...Drill tip.
Claims (1)
分が艶消し表面とされたドリル穴明け用当て板。 ２ 艶消し表面の粗さが０．５〜５μｍである、
請求項１記載のドリル穴明け用当て板。 ３ 当て板がアルミニウム、亜鉛、銅、鉄もしく
はその合金である請求項１または２記載のドリル
穴明け用当て板。[Claims for Utility Model Registration] 1. A backing plate for drilling holes whose surface has a matte surface, at least the part of the surface that comes into contact with the drill first. 2 The roughness of the matte surface is 0.5 to 5 μm,
A backing plate for drilling according to claim 1. 3. The caul plate for drilling holes according to claim 1 or 2, wherein the caul plate is made of aluminum, zinc, copper, iron, or an alloy thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9902090U JPH0457309U (en) | 1990-09-25 | 1990-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9902090U JPH0457309U (en) | 1990-09-25 | 1990-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0457309U true JPH0457309U (en) | 1992-05-18 |
Family
ID=31840643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9902090U Pending JPH0457309U (en) | 1990-09-25 | 1990-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0457309U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62271612A (en) * | 1986-05-15 | 1987-11-25 | Matsushita Electric Works Ltd | Drilling method for printed wiring board |
-
1990
- 1990-09-25 JP JP9902090U patent/JPH0457309U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62271612A (en) * | 1986-05-15 | 1987-11-25 | Matsushita Electric Works Ltd | Drilling method for printed wiring board |
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