JPS6027191U - Cutting edge structure of a weight type excavator - Google Patents
Cutting edge structure of a weight type excavatorInfo
- Publication number
- JPS6027191U JPS6027191U JP11810383U JP11810383U JPS6027191U JP S6027191 U JPS6027191 U JP S6027191U JP 11810383 U JP11810383 U JP 11810383U JP 11810383 U JP11810383 U JP 11810383U JP S6027191 U JPS6027191 U JP S6027191U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- weight type
- type excavator
- edge structure
- hard metal
- 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
Landscapes
- Earth Drilling (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の実施例を示す重錘式掘削機の刃先近傍を
示す斜視図、第２図ないし第３図は従来の実施例を示す
刃先の断面図、第４図は本考案による実施例を示す刃先
の斜視図、第５図ないし第７図は本考案による他の実施
例を示す刃先形状及び内体形状の斜視図である。
１・・・・・・超硬チップ、２・・・・・・鋼製ホルダ
ー、３・・・・・・嵌合部。Fig. 1 is a perspective view showing the vicinity of the cutting edge of a weight type excavator showing a conventional embodiment, Figs. 2 and 3 are sectional views of the cutting edge showing a conventional embodiment, and Fig. 4 is an implementation according to the present invention. A perspective view of a cutting edge showing an example, and FIGS. 5 to 7 are perspective views of a cutting edge shape and an inner body shape showing other embodiments according to the present invention. 1...Carbide tip, 2...Steel holder, 3...Fitting part.
Claims (1)
とするとともに、上記硬質金属を保持する刃先近傍の鋼
製ホルダー硬度を口ＲＣ３０以上としたことを特徴とす
る重錘式掘削機の刃先構造。A cutting edge structure of a weight type excavator, characterized in that the cutting edge part is made of a hard metal, and the steel holder near the cutting edge that holds the hard metal has a hardness of RC30 or more. structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11810383U JPS6027191U (en) | 1983-07-29 | 1983-07-29 | Cutting edge structure of a weight type excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11810383U JPS6027191U (en) | 1983-07-29 | 1983-07-29 | Cutting edge structure of a weight type excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6027191U true JPS6027191U (en) | 1985-02-23 |
Family
ID=30271599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11810383U Pending JPS6027191U (en) | 1983-07-29 | 1983-07-29 | Cutting edge structure of a weight type excavator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6027191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020111918A (en) * | 2019-01-09 | 2020-07-27 | 株式会社安藤・間 | Cutting and polishing method and device for bearing plate installation surface |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625594A (en) * | 1979-08-06 | 1981-03-11 | Tone Boring Co | Tricoen bit and its manufacture |
-
1983
- 1983-07-29 JP JP11810383U patent/JPS6027191U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625594A (en) * | 1979-08-06 | 1981-03-11 | Tone Boring Co | Tricoen bit and its manufacture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020111918A (en) * | 2019-01-09 | 2020-07-27 | 株式会社安藤・間 | Cutting and polishing method and device for bearing plate installation surface |
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