JPH0293391U - - Google Patents
Info
- Publication number
- JPH0293391U JPH0293391U JP16929488U JP16929488U JPH0293391U JP H0293391 U JPH0293391 U JP H0293391U JP 16929488 U JP16929488 U JP 16929488U JP 16929488 U JP16929488 U JP 16929488U JP H0293391 U JPH0293391 U JP H0293391U
- Authority
- JP
- Japan
- Prior art keywords
- attitude
- set value
- detection means
- shield
- pressure detection
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000009412 basement excavation Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 239000003921 oil Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図は本考案の制御内容を示すブロツク図、
第２図は掘進機本体を示す断面図、第３図及び第
４図はセグメント配設状態を示す図、第５図は本
考案の圧力分布図、第６図から第９図までは掘進
状態を示す断面図、第１０図は従来の油圧回路を
示すブロツク図、第１１図は従来の圧力分布図で
ある。
図中、１は掘進機本体、８はジヤツキ、２３は
油圧回路、５１は切換え弁、６２は油圧力検出手
段、６５は制御手段、６９は姿勢検出手段である
。
Figure 1 is a block diagram showing the control contents of the present invention.
Figure 2 is a sectional view of the main body of the excavator, Figures 3 and 4 are diagrams showing the arrangement of segments, Figure 5 is a pressure distribution diagram of the present invention, and Figures 6 to 9 are in the excavation state. 10 is a block diagram showing a conventional hydraulic circuit, and FIG. 11 is a conventional pressure distribution diagram. In the figure, 1 is the excavator main body, 8 is a jack, 23 is a hydraulic circuit, 51 is a switching valve, 62 is a hydraulic pressure detection means, 65 is a control means, and 69 is an attitude detection means.
Claims (1)
と、各セグメント片に対応するシールドジヤツキ
にセグメント組み立て順序に従つて選択的に作動
油を供給する油圧回路とを有したシールド掘進機
において、上記油圧回路に設けられ、上記個々の
ジヤツキに作動油を選択的に切り換えて供給する
切換弁と、上記各ジヤツキに作用する油圧を検出
する油圧検出手段と、掘進機本体の掘進姿勢を検
出する姿勢検出手段と、上記各油圧検出手段から
得られる圧力検出値と設定値とを比較してその設
定値になるように上記切換え弁を個々に切換え動
作させると共に、その設定値を上記姿勢制御手段
から得られる姿勢検出信号に応じて修正する制御
手段とを備えたシールド掘進機の姿勢制御装置。 A shield excavator having a shield jack that propels and moves the excavator main body, and a hydraulic circuit that selectively supplies hydraulic oil to the shield jack corresponding to each segment piece according to the segment assembly order, the hydraulic circuit as described above. a switching valve that selectively switches and supplies hydraulic oil to each of the jacks, an oil pressure detection means that detects the oil pressure acting on each jack, and an attitude detection means that detects the excavation attitude of the excavation machine body. The pressure detection value obtained from each of the hydraulic pressure detection means and the set value are compared and the switching valves are individually switched so as to reach the set value, and the set value is obtained from the attitude control means. An attitude control device for a shield excavator, comprising a control means for correcting the attitude according to an attitude detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988169294U JPH072782Y2 (en) | 1988-12-28 | 1988-12-28 | Attitude control device for shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988169294U JPH072782Y2 (en) | 1988-12-28 | 1988-12-28 | Attitude control device for shield machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0293391U true JPH0293391U (en) | 1990-07-25 |
| JPH072782Y2 JPH072782Y2 (en) | 1995-01-25 |
Family
ID=31459219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988169294U Expired - Lifetime JPH072782Y2 (en) | 1988-12-28 | 1988-12-28 | Attitude control device for shield machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH072782Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013163917A (en) * | 2012-02-10 | 2013-08-22 | Mitsubishi Heavy Industries Mechatronics Systems Ltd | Shield excavation and assembly simultaneous construction method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5585128A (en) * | 1978-12-21 | 1980-06-26 | Fujitsu Ltd | Pulse generating circuit |
| JPS60233292A (en) * | 1984-05-04 | 1985-11-19 | 三菱重工業株式会社 | Shield type tunnel drilling machine |
| JPS6389796A (en) * | 1986-09-30 | 1988-04-20 | 鉄建建設株式会社 | Method and device for controlling direction of shield excavator |
-
1988
- 1988-12-28 JP JP1988169294U patent/JPH072782Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5585128A (en) * | 1978-12-21 | 1980-06-26 | Fujitsu Ltd | Pulse generating circuit |
| JPS60233292A (en) * | 1984-05-04 | 1985-11-19 | 三菱重工業株式会社 | Shield type tunnel drilling machine |
| JPS6389796A (en) * | 1986-09-30 | 1988-04-20 | 鉄建建設株式会社 | Method and device for controlling direction of shield excavator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013163917A (en) * | 2012-02-10 | 2013-08-22 | Mitsubishi Heavy Industries Mechatronics Systems Ltd | Shield excavation and assembly simultaneous construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH072782Y2 (en) | 1995-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |