JPH0350691U - - Google Patents
Info
- Publication number
- JPH0350691U JPH0350691U JP10940489U JP10940489U JPH0350691U JP H0350691 U JPH0350691 U JP H0350691U JP 10940489 U JP10940489 U JP 10940489U JP 10940489 U JP10940489 U JP 10940489U JP H0350691 U JPH0350691 U JP H0350691U
- Authority
- JP
- Japan
- Prior art keywords
- dovetail groove
- view
- engaging portion
- cutter
- cutter bit
- 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.)
- Granted
Links
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図〜第５図は本考案の一実施例を示し、第
１図、第２図、第３図はそれぞれカツタビツト取
付部の正面図、側面図、平面図、第４図は同分解
斜視図、第５図は外周カツタビツト取付部の斜視
図、第６図は固定ボルトを使用したカツタビツト
取付部の縦断面図、第７図、第８図はそれぞれあ
り溝の変形例を示す正面図、第９図ａ，ｂ、第１
０図ａ，ｂはそれぞれ従来例を示す平面図および
側面図、第１１図はカツタヘツドの部分正面図で
ある。
１……カツタヘツド、２……土砂取入口、３…
…カツタスポーク、９……カツタ面板、１１……
あり溝、１１ｂ……傾斜受面、１２……カツタビ
ツト、１３……係合部、１３ａ……傾斜面、１４
……溶接部、１５……固定ボルト、２１……外周
カツタビツト、２２……あり溝、２２ｂ……傾斜
受面、２３……係合部、２４……溶接部、３１，
４１……あり溝、３２，４２……係合部、Ｆ１…
…切削力、Ｆ２……分離力。
Figures 1 to 5 show an embodiment of the present invention; Figures 1, 2, and 3 are respectively a front view, a side view, and a plan view of the Katsutabitsu mounting part, and Figure 4 is an exploded perspective view of the same. 5 is a perspective view of the outer circumferential cutter bit mounting part, FIG. 6 is a longitudinal sectional view of the cutter bit mounting part using fixing bolts, and FIGS. 7 and 8 are front views showing modifications of the dovetail groove, respectively. Figure 9 a, b, 1st
0A and 0B are a plan view and a side view showing a conventional example, respectively, and FIG. 11 is a partial front view of the cutter head. 1...Katsuta head, 2...Sediment intake, 3...
...Katsuta spoke, 9...Katsuta face plate, 11...
Dovetail groove, 11b... Inclined receiving surface, 12... Katsutabitsu, 13... Engaging portion, 13a... Inclined surface, 14
... Welded part, 15 ... Fixing bolt, 21 ... Outer circumference cutout, 22 ... Dovetail groove, 22b ... Inclined receiving surface, 23 ... Engagement part, 24 ... Welded part, 31,
41...Dovetail groove, 32, 42...Engaging portion, F1 ...
...Cutting force, F2 ...Separation force.
Claims (1)
方にあり溝を形成するとともに、他方に前記あり
溝に係合可能な係合部を形成し、この係合部をあ
り溝に係合した状態でカツタビツトをカツタヘツ
ドに固定する固定手段を設けたことを特徴とする
カツタビツトの取付け構造。 A dovetail groove is formed on one of the front surface of the cutter head and the lower surface of the cutter bit, and an engaging portion capable of engaging with the dovetail groove is formed on the other side, and the cutter bit is inserted into the cutter head with this engaging portion engaged with the dovetail groove. A mounting structure for a Katsutabitsu, characterized by having a fixing means for fixing it to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10940489U JPH076237Y2 (en) | 1989-09-18 | 1989-09-18 | Cutter bit mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10940489U JPH076237Y2 (en) | 1989-09-18 | 1989-09-18 | Cutter bit mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0350691U true JPH0350691U (en) | 1991-05-16 |
| JPH076237Y2 JPH076237Y2 (en) | 1995-02-15 |
Family
ID=31658001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10940489U Expired - Lifetime JPH076237Y2 (en) | 1989-09-18 | 1989-09-18 | Cutter bit mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH076237Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002349191A (en) * | 2001-05-23 | 2002-12-04 | Nkk Corp | Cutter head for shield machine and shield machine using the same |
-
1989
- 1989-09-18 JP JP10940489U patent/JPH076237Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002349191A (en) * | 2001-05-23 | 2002-12-04 | Nkk Corp | Cutter head for shield machine and shield machine using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH076237Y2 (en) | 1995-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH036115U (en) | ||
| JPH0350691U (en) | ||
| JPS61194823U (en) | ||
| JPS61160392U (en) | ||
| JPH0368103U (en) | ||
| JPH0351209U (en) | ||
| JPS6294127U (en) | ||
| JPH023048U (en) | ||
| JPS61175250U (en) | ||
| JPS6281718U (en) | ||
| JPS6240384U (en) | ||
| JPH03114614U (en) | ||
| JPS6295813U (en) | ||
| JPS625U (en) | ||
| JPS60157121U (en) | Quick change cutting tool | |
| JPS60169003U (en) | Multi-piece rim with driver | |
| JPS6175910U (en) | ||
| JPS6219113U (en) | ||
| JPS61201768U (en) | ||
| JPH0277312U (en) | ||
| JPS626477U (en) | ||
| JPS61130296U (en) | ||
| JPS6154547U (en) | ||
| JPS63185913U (en) | ||
| JPH0340868U (en) |