CN102383804A - Back-mounted hob reloading and self-positioning device of hard rock heading machine - Google Patents
Back-mounted hob reloading and self-positioning device of hard rock heading machine Download PDFInfo
- Publication number
- CN102383804A CN102383804A CN2011103071274A CN201110307127A CN102383804A CN 102383804 A CN102383804 A CN 102383804A CN 2011103071274 A CN2011103071274 A CN 2011103071274A CN 201110307127 A CN201110307127 A CN 201110307127A CN 102383804 A CN102383804 A CN 102383804A
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- hob
- hobboing cutter
- compact heap
- bolt
- cutter
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Abstract
A back-mounted hob reloading and self-positioning device of a hard rock heading machine is applied in the technical field of the shielding machine engineering machinery and wholly comprises a hob holder, a hob, a wedge-shaped compaction block, a bolt, a bottom compacting block, a screw nut, a protective screw nut and a gasket, wherein the hob holder is fixedly provided with the hob and welded on a hob disc, the wedge-shaped compaction block with the bolt is installed in an opening on a side plate from the inner side of the hob holder; the hob is fed into the hob holder from the back surface of the hob disc, two corresponding planes on a hob shaft are matched with the hob shaft fixing position on the side plate of the hob holder, after the hob is placed, the wedge-shaped compaction block is wedged into a gap between the wedge-shaped hob shaft and the side plate of the hob holder, the bolt, the screw nut and the gasket are used for compacting the wedge-shaped compaction block by the bottom compaction block, the protective screw nut is screwed on the bolt, and the hob is fixed in the hob holder. The back-mounted hob reloading and self-positioning device has a simple structure, and is accurate in positioning, reliable in installation, and easy to replace; and the hob can be replaced and maintained conveniently and rapidly in the shielding construction process.
Description
Technical field
The invention belongs to the hard rock mole technical field of engineering machinery, be primarily aimed at the fixing of shield machine disk cutter, install and change and use.
Background technology
Full section hard rock mole and shield machine mainly rely on the disk cutter that is installed on the cutterhead that the roll extrusion fragmentation is carried out in the rock stratum of excavation face, and in the shield machine construction process, cutter is a vulnerable part, need change often.And in the common work progress, the operating space of changing cutter is narrow, is not easy accurately location and fixation of cutter.Because cutterhead and the suffered vibration of cutter are bigger, connecting bolt is prone to loosening or obscission simultaneously, needs in the work progress regularly cutter to be safeguarded or changed.Therefore, develop the hard rock mole back loading type hobboing cutter self locating device that changes the outfit is the new problem that needs to be resolved hurrily always.
Summary of the invention
The purpose of this invention is to provide a kind of hard rock mole back loading type hobboing cutter self locating device that changes the outfit, in the shield machine construction process, convenient, reliably, efficiently hobboing cutter is changed and attended operation; Simple in structure; Accurate positioning, reliable installation, the disk cutter fastening devices that is easy to change.
The objective of the invention is to realize like this: a kind of hard rock mole back loading type hobboing cutter self locating device that changes the outfit; Comprise that by whole device tool rest, hobboing cutter, wedge shape compact heap, bolt, bottom compact heap, nut, protection nut, pad form; Tool rest fixed installation hobboing cutter also is welded on the cutterhead, and the wedge shape compact heap that will have a bolt is packed into by the tool rest inboard in the opening on its side panel; Hobboing cutter is sent in the tool rest by the back side of cutterhead; Two respective planes on the cutter shaft are matched with cutter shaft bearing on the tool rest side panel; Again the wedge shape compact heap is wedged the gap between cutter shaft and the tool rest side panel after putting hobboing cutter well; The wedge shape compact heap is compressed through the bottom compact heap with bolt, nut and pad, the protection nut screwing clamping is fixed in hobboing cutter in the tool rest on bolt; The operating principle of said device is, cutter shaft process with the hob head side panel on the shape that matches of cutter shaft bearing, through the location that contacts with the tool rest side panel, two planes; The 3rd plane of cutter shaft end and the flanked of wedge shape compact heap are touched; The wedge shape compact heap compresses cutter shaft and be fixed on the hob head side panel the automatic accurate location of realization installation simultaneously in this process in the rundown process through bolt and bottom compact heap and nut; Dead in order to prevent that bolts and nuts from rust taking place; Dismantle when maintaining easily, the protection nut has been installed, avoid muddy water infiltration screw thread place in the shield-tunneling construction process in the end of bolt; In the shield driving process, if the hobboing cutter serious wear, when would needing to change hobboing cutter; The attendant can arrive at the cutterhead back side through the people storehouse by the shield body, unclamps hobboing cutter protection nut and fastening nut, and with pushing up on the wedge shape compact heap; Just can hobboing cutter be unloaded, change new hobboing cutter again.
Main points of the present invention are its structure and operating principle.Its operating principle is, cutter shaft process with the hob head side panel on the shape that matches of cutter shaft bearing, through the location that contacts with the tool rest side panel, two planes; The 3rd plane of cutter shaft end and the flanked of wedge shape compact heap are touched; The wedge shape compact heap compresses cutter shaft and be fixed on the hob head side panel the automatic accurate location of realization installation simultaneously in this process in the rundown process through bolt and bottom compact heap and nut; Dead in order to prevent that bolts and nuts from rust taking place; Dismantle when maintaining easily, the protection nut has been installed, avoid muddy water infiltration screw thread place in the shield-tunneling construction process in the end of bolt; In the shield driving process, if the hobboing cutter serious wear, when would needing to change hobboing cutter; The attendant can arrive at the cutterhead back side through the people storehouse by the shield body, unclamps hobboing cutter protection nut and fastening nut, and with pushing up on the wedge shape compact heap; Just can hobboing cutter be unloaded, change new hobboing cutter again.
Hard rock mole back loading type hobboing cutter changes the outfit self locating device compared with prior art; Have simple in structure; Accurate positioning, reliable installation is easy to change; In the shield-tunneling construction process, easily and efficiently hobboing cutter is changed and advantage such as attended operation, will be widely used in the shield machine technical field of engineering machinery.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is hob head of the present invention and side panel part-structure sketch map thereof.
Fig. 4 is the B-B sectional view of Fig. 3.
The specific embodiment
With reference to accompanying drawing; A kind of hard rock mole back loading type hobboing cutter self locating device that changes the outfit; Comprise tool rest 1, hobboing cutter 2, wedge shape compact heap 3, bolt 4, bottom compact heap 5, nut 6, protect nut 7, pad 8 to form by whole device; Tool rest 1 fixed installation hobboing cutter 2 also is welded on the cutterhead, and the wedge shape compact heap 3 that will have a bolt 4 is packed into by tool rest 1 inboard in the opening on its side panel; Hobboing cutter 2 is sent in the tool rest 1 by the back side of cutterhead; Two respective planes on 2 on the hobboing cutter are matched with cutter shaft bearing on tool rest 1 side panel; Put the gap of again wedge shape compact heap 3 being wedged between cutter shafts and the tool rest side panel behind the hobboing cutter 2 well; Wedge shape compact heap 4 is compressed through bottom compact heap 5 with bolt 4, nut 6 and pad 8, protection nut 7 is tightened on the bolt 4, and hobboing cutter 2 is fixed in the tool rest 1; The operating principle of said device is, cutter shaft process with the hob head side panel on the shape that matches of cutter shaft bearing, through the location that contacts with the tool rest side panel, two planes; The 3rd plane of cutter shaft end and the flanked of wedge shape compact heap are touched; Wedge shape compact heap 3 compresses cutter shaft and be fixed on the hob head side panel in the rundown process through bolt 4 and bottom compact heap 5 and nut 6, in this process, realizes the automatic accurate location of installing simultaneously; Dead in order to prevent that bolt 4 and nut 6 from rust taking place; Dismantle when maintaining easily, protection nut 7 has been installed, avoid muddy water infiltration screw thread place in the shield-tunneling construction process in the end of bolt 4; In the shield driving process, if the hobboing cutter serious wear, when would needing to change hobboing cutter 2; The attendant can arrive at the cutterhead back side through the people storehouse by the shield body, unclamps hobboing cutter protection nut 7 and fastening nut 6, and with top on the wedge shape compact heap 3; Just can hobboing cutter 2 be unloaded, change new hobboing cutter 2 again.
Claims (2)
1. hard rock mole back loading type hobboing cutter self locating device that changes the outfit; Comprise that by whole device tool rest, hobboing cutter, wedge shape compact heap, bolt, bottom compact heap, nut, protection nut, pad form; It is characterized in that: tool rest fixed installation hobboing cutter also is welded on the cutterhead, and the wedge shape compact heap that will have a bolt is packed into by the tool rest inboard in the opening on its side panel; Hobboing cutter is sent in the tool rest by the back side of cutterhead; Two respective planes on the cutter shaft are matched with cutter shaft bearing on the tool rest side panel; Again the wedge shape compact heap is wedged the gap between cutter shaft and the tool rest side panel after putting hobboing cutter well; The wedge shape compact heap is compressed through the bottom compact heap with bolt, nut and pad, the protection nut screwing clamping is fixed in hobboing cutter in the tool rest on bolt.
2. the hard rock mole back loading type hobboing cutter according to claim 1 self locating device that changes the outfit; It is characterized in that: the operating principle of said device is, cutter shaft process with the hob head side panel on the shape that matches of cutter shaft bearing, through the location that contacts with the tool rest side panel, two planes; The 3rd plane of cutter shaft end and the flanked of wedge shape compact heap are touched; The wedge shape compact heap compresses cutter shaft and be fixed on the hob head side panel the automatic accurate location of realization installation simultaneously in this process in the rundown process through bolt and bottom compact heap and nut; Dead in order to prevent that bolts and nuts from rust taking place; Dismantle when maintaining easily, the protection nut has been installed, avoid muddy water infiltration screw thread place in the shield-tunneling construction process in the end of bolt; In the shield driving process, if the hobboing cutter serious wear, when would needing to change hobboing cutter; The attendant can arrive at the cutterhead back side through the people storehouse by the shield body, unclamps hobboing cutter protection nut and fastening nut, and with pushing up on the wedge shape compact heap; Just can hobboing cutter be unloaded, change new hobboing cutter again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103071274A CN102383804A (en) | 2011-10-12 | 2011-10-12 | Back-mounted hob reloading and self-positioning device of hard rock heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103071274A CN102383804A (en) | 2011-10-12 | 2011-10-12 | Back-mounted hob reloading and self-positioning device of hard rock heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102383804A true CN102383804A (en) | 2012-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103071274A Pending CN102383804A (en) | 2011-10-12 | 2011-10-12 | Back-mounted hob reloading and self-positioning device of hard rock heading machine |
Country Status (1)
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| CN (1) | CN102383804A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698075A (en) * | 2013-12-30 | 2014-04-02 | 天津大学 | Device for online detection for stress of hobbing cutter of tunnel boring machine |
| CN104131820A (en) * | 2014-07-07 | 2014-11-05 | 中信重工机械股份有限公司 | Hobbing cutter locating device for cutter head of hard rock heading machine |
| CN104879134A (en) * | 2015-05-21 | 2015-09-02 | 中铁工程装备集团有限公司 | Round cutter box capable of having disc cutter replaced bidirectionally |
| CN106150515A (en) * | 2016-08-31 | 2016-11-23 | 中国水利水电第八工程局有限公司 | Tunneler back loading type disk cutter clamp device |
| CN107313782A (en) * | 2017-07-14 | 2017-11-03 | 中国铁建重工集团有限公司 | A kind of hob holder |
| CN107642365A (en) * | 2017-10-09 | 2018-01-30 | 中国铁建重工集团有限公司 | A kind of hob holder changes positioner and shield machine |
| CN109372531A (en) * | 2018-11-28 | 2019-02-22 | 中铁工程装备集团有限公司 | Based on worm and gear can rapid changing knife New Kind of Hob tool apron |
| CN109403996A (en) * | 2018-11-28 | 2019-03-01 | 中铁工程装备集团有限公司 | Based on four-bar mechanism can rapid changing knife New Kind of Hob tool apron |
| CN109458189A (en) * | 2018-12-29 | 2019-03-12 | 中铁工程装备集团有限公司 | A kind of hobboing cutter fast assembling-disassembling tool apron and its application method using scissor mechanism |
| CN109763833A (en) * | 2019-03-29 | 2019-05-17 | 中国铁建重工集团有限公司 | A kind of development machine and its central hob axial locking device |
| CN110080788A (en) * | 2019-06-06 | 2019-08-02 | 中国铁建重工集团股份有限公司 | A kind of shield machine roller cutter girff device |
| CN110318767A (en) * | 2019-08-15 | 2019-10-11 | 中国铁建重工集团股份有限公司 | A kind of shield machine and its cutterhead |
| WO2020108094A1 (en) * | 2018-11-28 | 2020-06-04 | 中铁工程装备集团有限公司 | Novel hobbing cutter holder capable of quick cutter replacement, and cutter replacement method therefor |
| CN112593962A (en) * | 2020-12-07 | 2021-04-02 | 安徽唐兴机械装备有限公司 | Mounting structure of disc cutter |
| CN109458189B (en) * | 2018-12-29 | 2024-05-24 | 中铁工程装备集团有限公司 | Hobbing cutter quick assembly disassembly tool apron adopting scissor mechanism and application method thereof |
Citations (5)
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| JPH11200776A (en) * | 1998-01-14 | 1999-07-27 | Hitachi Constr Mach Co Ltd | Mounting structure of roller bit and rotating cutter |
| JPH11280384A (en) * | 1998-03-31 | 1999-10-12 | Sumitomo Heavy Ind Ltd | Roller-cutter fixture for shield machine |
| CN101440710A (en) * | 2008-12-23 | 2009-05-27 | 沈阳重型机械集团有限责任公司 | Shield machine roller cutter back mounting type self-positioning fixing device |
| CN101749027A (en) * | 2010-01-13 | 2010-06-23 | 天津大学 | Multi-adaptive cutter head for shield machine |
| CN201705361U (en) * | 2010-04-14 | 2011-01-12 | 北京华隧通掘进装备有限公司 | Replaceable pilot cutter mounting device for shield machine |
-
2011
- 2011-10-12 CN CN2011103071274A patent/CN102383804A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11200776A (en) * | 1998-01-14 | 1999-07-27 | Hitachi Constr Mach Co Ltd | Mounting structure of roller bit and rotating cutter |
| JPH11280384A (en) * | 1998-03-31 | 1999-10-12 | Sumitomo Heavy Ind Ltd | Roller-cutter fixture for shield machine |
| CN101440710A (en) * | 2008-12-23 | 2009-05-27 | 沈阳重型机械集团有限责任公司 | Shield machine roller cutter back mounting type self-positioning fixing device |
| CN101749027A (en) * | 2010-01-13 | 2010-06-23 | 天津大学 | Multi-adaptive cutter head for shield machine |
| CN201705361U (en) * | 2010-04-14 | 2011-01-12 | 北京华隧通掘进装备有限公司 | Replaceable pilot cutter mounting device for shield machine |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698075B (en) * | 2013-12-30 | 2016-02-24 | 天津大学 | The device that on-line checkingi tunneling boring hard place matter development machine hobboing cutter is stressed |
| CN103698075A (en) * | 2013-12-30 | 2014-04-02 | 天津大学 | Device for online detection for stress of hobbing cutter of tunnel boring machine |
| CN104131820A (en) * | 2014-07-07 | 2014-11-05 | 中信重工机械股份有限公司 | Hobbing cutter locating device for cutter head of hard rock heading machine |
| CN104131820B (en) * | 2014-07-07 | 2016-03-23 | 中信重工机械股份有限公司 | A kind of hobboing cutter positioner for hard rock mole cutterhead |
| CN104879134A (en) * | 2015-05-21 | 2015-09-02 | 中铁工程装备集团有限公司 | Round cutter box capable of having disc cutter replaced bidirectionally |
| CN104879134B (en) * | 2015-05-21 | 2017-01-11 | 中铁工程装备集团有限公司 | Round cutter box capable of having disc cutter replaced bidirectionally |
| CN106150515A (en) * | 2016-08-31 | 2016-11-23 | 中国水利水电第八工程局有限公司 | Tunneler back loading type disk cutter clamp device |
| CN106150515B (en) * | 2016-08-31 | 2018-02-09 | 中国水利水电第八工程局有限公司 | Rock tunnel(ling) machine back loading type disk cutter fastener |
| CN107313782A (en) * | 2017-07-14 | 2017-11-03 | 中国铁建重工集团有限公司 | A kind of hob holder |
| CN107642365B (en) * | 2017-10-09 | 2024-04-19 | 中国铁建重工集团股份有限公司 | Hobbing cutter blade holder replacement positioning device and shield machine |
| CN107642365A (en) * | 2017-10-09 | 2018-01-30 | 中国铁建重工集团有限公司 | A kind of hob holder changes positioner and shield machine |
| CN109372531A (en) * | 2018-11-28 | 2019-02-22 | 中铁工程装备集团有限公司 | Based on worm and gear can rapid changing knife New Kind of Hob tool apron |
| WO2020108094A1 (en) * | 2018-11-28 | 2020-06-04 | 中铁工程装备集团有限公司 | Novel hobbing cutter holder capable of quick cutter replacement, and cutter replacement method therefor |
| CN109403996A (en) * | 2018-11-28 | 2019-03-01 | 中铁工程装备集团有限公司 | Based on four-bar mechanism can rapid changing knife New Kind of Hob tool apron |
| CN109403996B (en) * | 2018-11-28 | 2024-05-17 | 中铁工程装备集团有限公司 | Novel hob blade holder capable of rapidly changing hob based on four-bar mechanism |
| CN109458189A (en) * | 2018-12-29 | 2019-03-12 | 中铁工程装备集团有限公司 | A kind of hobboing cutter fast assembling-disassembling tool apron and its application method using scissor mechanism |
| CN109458189B (en) * | 2018-12-29 | 2024-05-24 | 中铁工程装备集团有限公司 | Hobbing cutter quick assembly disassembly tool apron adopting scissor mechanism and application method thereof |
| CN109763833A (en) * | 2019-03-29 | 2019-05-17 | 中国铁建重工集团有限公司 | A kind of development machine and its central hob axial locking device |
| CN110080788A (en) * | 2019-06-06 | 2019-08-02 | 中国铁建重工集团股份有限公司 | A kind of shield machine roller cutter girff device |
| CN110318767A (en) * | 2019-08-15 | 2019-10-11 | 中国铁建重工集团股份有限公司 | A kind of shield machine and its cutterhead |
| CN112593962A (en) * | 2020-12-07 | 2021-04-02 | 安徽唐兴机械装备有限公司 | Mounting structure of disc cutter |
| CN112593962B (en) * | 2020-12-07 | 2023-03-28 | 安徽唐兴装备科技股份有限公司 | Mounting structure of disc cutter |
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Application publication date: 20120321 |