JP2020045250A5 - - Google Patents
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- JP2020045250A5 JP2020045250A5 JP2020000289A JP2020000289A JP2020045250A5 JP 2020045250 A5 JP2020045250 A5 JP 2020045250A5 JP 2020000289 A JP2020000289 A JP 2020000289A JP 2020000289 A JP2020000289 A JP 2020000289A JP 2020045250 A5 JP2020045250 A5 JP 2020045250A5
- Authority
- JP
- Japan
- Prior art keywords
- boom
- mobile crane
- stage
- swing body
- upper swing
- 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
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Description
本発明の一態様によると、移動式クレーンは、ブーム取付部と、前記ブーム取付部に、ブーム基端部が起伏可能に取付けられる多段式ブームとを有する上部旋回体を備え、さらに、前記上部旋回体は、ブーム輸送用架台に載置された前記多段式ブームの前記ブーム基端部と、前記上部旋回体の前記ブーム取付部とが前後方向に所定の間隔だけ離間した状態で、前記ブーム取付部に対する前記ブーム基端部の左右方向の位置が予め定められた位置となるように、前記上部旋回体と前記ブーム輸送用架台とを位置合わせするための位置合わせ部を備える。
According to one aspect of the present invention, the mobile crane includes an upper swing body having a boom mounting portion and a multi-stage boom to which the boom base end portion is undulatingly mounted on the boom mounting portion, and further, the upper portion. The swing body is such that the boom base end portion of the multi-stage boom mounted on the boom transport frame and the boom mounting portion of the upper swing body are separated from each other by a predetermined distance in the front-rear direction. A positioning portion for aligning the upper swing body and the boom transport pedestal is provided so that the position of the boom base end portion in the left-right direction with respect to the mounting portion is a predetermined position.
Claims (5)
さらに、前記上部旋回体は、ブーム輸送用架台に載置された前記多段式ブームの前記ブーム基端部と、前記上部旋回体の前記ブーム取付部とが前後方向に所定の間隔だけ離間した状態で、前記ブーム取付部に対する前記ブーム基端部の左右方向の位置が予め定められた位置となるように、前記上部旋回体と前記ブーム輸送用架台とを位置合わせするための位置合わせ部を備える、移動式クレーン。 An upper swing body having a boom mounting portion and a multi-stage boom to which the boom base end portion is undulatingly mounted is provided on the boom mounting portion.
Further, the upper swing body is in a state in which the boom base end portion of the multi-stage boom mounted on the boom transport stand and the boom mounting portion of the upper swing body are separated from each other by a predetermined distance in the front-rear direction. in the as lateral position of the boom base end portion with respect to the boom attachment portion becomes a predetermined position, the upper rotating body and the position adjustment unit for aligning said boom transport platform Equipped with a mobile crane.
前記位置合わせ部は、前記多段式ブーム側から前記上部旋回体に向けて引き出されるガイド部材に対面して、前記ガイド部材の先端の左右方向の位置を示す印であることを特徴とする移動式クレーン。 The alignment portion is a mobile type that is a mark indicating the position of the tip of the guide member in the left-right direction facing the guide member pulled out from the multi-stage boom side toward the upper swing body. crane.
前記上部旋回体は、 The upper swivel body
前記多段式ブームの延設方向と交差する向きに立設され、前記位置合わせ部を有する前フレームと、 A front frame that is erected in a direction intersecting the extending direction of the multi-stage boom and has the alignment portion, and
前記前フレームの左右において、前記前フレームと交差する向きに立設された左右一対の側部フレームとを有し、 On the left and right sides of the front frame, it has a pair of left and right side frames erected so as to intersect the front frame.
前記予め定められた位置とは、前記左右一対の側部フレームの間の位置であることを特徴とする移動式クレーン。 The mobile crane, characterized in that the predetermined position is a position between the pair of left and right side frames.
前記上部旋回体側に設けられた位置合わせ部と、前記位置合わせ部に対向してブーム輸送用架台側に設けられた位置合わせ部材との、左右方向の位置を合わせる第１の位置決め工程と、 A first positioning step of aligning the positioning portion provided on the upper swivel body side and the alignment member provided on the boom transport pedestal side facing the alignment portion in the left-right direction.
前記上部旋回体と前記多段式ブームの左右の傾きを合わせる第２の位置決め工程とを含む、移動式クレーンの組立方法。 A method for assembling a mobile crane, which comprises a second positioning step of matching the left and right inclinations of the upper swing body and the multi-stage boom.
前記多段式ブームが取付けられる前記上部旋回体には、前記多段式ブームを起伏する起伏ブームシリンダが取付けられており、 An undulating boom cylinder for undulating the multi-stage boom is attached to the upper swing body to which the multi-stage boom is attached.
前記第２の位置決め工程は、前記ブーム輸送用架台に搭載された前記多段式ブームの中心軸と前記起伏ブームシリンダの中心軸とを位置合わせする工程を含む、移動式クレーンの組立方法。 The second positioning step is a method for assembling a mobile crane, which includes a step of aligning a central shaft of the multi-stage boom mounted on the boom transport stand with a central shaft of the undulating boom cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020000289A JP6875565B2 (en) | 2020-01-06 | 2020-01-06 | How to assemble a mobile crane and a mobile crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020000289A JP6875565B2 (en) | 2020-01-06 | 2020-01-06 | How to assemble a mobile crane and a mobile crane |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016075421A Division JP6652436B2 (en) | 2016-04-04 | 2016-04-04 | Mobile crane and method of assembling mobile crane |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020045250A JP2020045250A (en) | 2020-03-26 |
| JP2020045250A5 true JP2020045250A5 (en) | 2020-09-24 |
| JP6875565B2 JP6875565B2 (en) | 2021-05-26 |
Family
ID=69900687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020000289A Active JP6875565B2 (en) | 2020-01-06 | 2020-01-06 | How to assemble a mobile crane and a mobile crane |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6875565B2 (en) |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5434982B2 (en) * | 1972-03-06 | 1979-10-30 | ||
| JPS5232502B2 (en) * | 1973-07-31 | 1977-08-22 | ||
| JPS5413319Y2 (en) * | 1974-01-25 | 1979-06-07 | ||
| JPS50109307U (en) * | 1974-02-18 | 1975-09-06 | ||
| JPS6111192Y2 (en) * | 1981-02-25 | 1986-04-09 | ||
| DE3139596A1 (en) * | 1981-10-05 | 1983-04-21 | Liebherr-Werk Ehingen Gmbh, 7930 Ehingen | HEAVY DUTY TELESCOPIC CRANE |
| JP4698270B2 (en) * | 2005-03-31 | 2011-06-08 | Ｉｈｉ建機株式会社 | Alignment guide and alignment method for self-propelled crane boom installation |
| DE202006007486U1 (en) * | 2006-05-10 | 2007-09-13 | Liebherr-Werk Ehingen Gmbh | Crane arm for mobile crane, has supports for supporting arm in mounting position against soil, where supports have hydro cylinder for adjusting arm length, and mounting side detachably connected with mobile crane |
| CN101712439B (en) * | 2009-11-27 | 2012-07-04 | 三一汽车制造有限公司 | Crane transition auxiliary device, transport trailer and method for dismantling crane |
| JP6291350B2 (en) * | 2014-05-22 | 2018-03-14 | 日立住友重機械建機クレーン株式会社 | Boom transportation fixing device, mobile crane assembly method, and multistage boom |
| JP6246707B2 (en) * | 2014-12-18 | 2017-12-13 | 日立住友重機械建機クレーン株式会社 | Boom mounting device and crane |
| JP6509016B2 (en) * | 2015-04-09 | 2019-05-08 | 日本車輌製造株式会社 | Boom mounting device |
| JP6525717B2 (en) * | 2015-05-11 | 2019-06-05 | 日本車輌製造株式会社 | Boom attaching / detaching device and attaching / detaching method |
-
2020
- 2020-01-06 JP JP2020000289A patent/JP6875565B2/en active Active
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