JPS6050291U - rock tunnel excavator - Google Patents

rock tunnel excavator

Info

Publication number
JPS6050291U
JPS6050291U JP14160083U JP14160083U JPS6050291U JP S6050291 U JPS6050291 U JP S6050291U JP 14160083 U JP14160083 U JP 14160083U JP 14160083 U JP14160083 U JP 14160083U JP S6050291 U JPS6050291 U JP S6050291U
Authority
JP
Japan
Prior art keywords
tunnel excavator
rock tunnel
propulsion cylinders
machine body
explanatory diagram
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
Application number
JP14160083U
Other languages
Japanese (ja)
Inventor
敏弘 山崎
梶原　操
英和 青木
Original Assignee
株式会社小松製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP14160083U priority Critical patent/JPS6050291U/en
Publication of JPS6050291U publication Critical patent/JPS6050291U/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の岩盤トンネル掘削機の構成説明図、第２
図は従来の岩盤トンネル掘削機における推進シリンダの
配置図、第３図は従来の岩盤トンネル掘削機の作動説明
図、第４図は従来の推進シリンダの油圧回路の説明図、
第５図は本考案に係る岩盤トンネル掘削機の構成説明図
、第６図は本考案−実施例の縦断面図、第７図は第６図
Ａ−Ａ線に沿う断面図、第８図は推進シリンダの油圧回
路の説明図、第９′図は作動説明図、第１０図は推進シ
リンダの他の油圧回路の説明図である。 ２−１．２−２．２−３．２−４は推進シリンダ。 第１図　　　　ｌ 第９−図 ゝ２−３ ？　　　　　　　２−３　　− ノ　　　　會 −３ （２−３Figure 1 is an explanatory diagram of the configuration of a conventional rock tunnel excavator, Figure 2
The figure is a layout diagram of the propulsion cylinder in a conventional rock tunnel excavator, Figure 3 is an explanatory diagram of the operation of the conventional rock tunnel excavator, and Figure 4 is an explanatory diagram of the hydraulic circuit of the conventional propulsion cylinder.
Fig. 5 is an explanatory diagram of the structure of a rock tunnel excavator according to the present invention, Fig. 6 is a longitudinal cross-sectional view of the present invention-embodiment, Fig. 7 is a cross-sectional view taken along the line A-A in Fig. 6, and Fig. 8 9 is an explanatory diagram of the hydraulic circuit of the propulsion cylinder, FIG. 9' is an explanatory diagram of the operation, and FIG. 10 is an explanatory diagram of another hydraulic circuit of the propulsion cylinder. 2-1.2-2.2-3.2-4 is a propulsion cylinder. Figure 1 l Figure 9-2-3? 2-3 - no meeting -3 (2-3

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機械本体に設けられた左上、右上、左下、右下の推進シ
リンダ２−１．２−２．２−３．２−４と、機械本体に
設けられてすべての推進シリンダ２−１．２−２．２−
３．２−４を平等に加圧状態にすることが可能であるば
かりでなく左下、右下の推進シリンダ２−３．２−４の
みを加圧状態にすることが可能な油圧装置とを備えたこ
とを特徴とする岩盤トンネル掘削機。Upper left, upper right, lower left, and lower right propulsion cylinders 2-1.2-2.2-3.2-4 provided in the machine body, and all propulsion cylinders 2-1.2- provided in the machine body. 2.2-
3.2-4, but also only the lower left and lower right propulsion cylinders 2-3.2-4 are pressurized. A rock tunnel excavator characterized by:
JP14160083U 1983-09-14 1983-09-14 rock tunnel excavator Pending JPS6050291U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14160083U JPS6050291U (en) 1983-09-14 1983-09-14 rock tunnel excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14160083U JPS6050291U (en) 1983-09-14 1983-09-14 rock tunnel excavator

Publications (1)

Publication Number Publication Date
JPS6050291U true JPS6050291U (en) 1985-04-09

Family

ID=30316657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14160083U Pending JPS6050291U (en) 1983-09-14 1983-09-14 rock tunnel excavator

Country Status (1)

Country Link
JP (1) JPS6050291U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332931A (en) * 1976-09-08 1978-03-28 Hitachi Construction Machinery Shield excavator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332931A (en) * 1976-09-08 1978-03-28 Hitachi Construction Machinery Shield excavator

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