CN101824988B - Shield machine - Google Patents
Shield machine Download PDFInfo
- Publication number
- CN101824988B CN101824988B CN2010101452794A CN201010145279A CN101824988B CN 101824988 B CN101824988 B CN 101824988B CN 2010101452794 A CN2010101452794 A CN 2010101452794A CN 201010145279 A CN201010145279 A CN 201010145279A CN 101824988 B CN101824988 B CN 101824988B
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- Prior art keywords
- cutting
- tool holder
- holder casing
- cutter hub
- bite
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Abstract
The invention relates to a shield machine which comprises a shell, wherein the front part of the shell is provided with a cutting device, a slide seat is arranged in the shell, the upper part of the slide seat is provided with a cutting power transmission device and a feeding power transmission device, the lower part of the slide seat is provided with a conveying device; the cutting device comprises a tool rest shell, the tool rest shell is provided with a plurality of cutter bodies, each cutter body is provided with a plurality of cutting tools, and the cutting tools are arranged in a way that the distance between the cutting edge of each cutting tool and the end surface of the tool rest shell successively decreases along the radial direction of the tool rest shell from inside to outside; and in the cutting process, the cutting tool adjacent to the center of the tool rest shell perform the cutting operation first, and then, the cutting tools away from the center of the tool rest shell successively perform the cutting operation, thereby high cutting efficiency is achieved, and the pipeline laying efficiency is improved. Besides, the cutting angle of the cutting tools can be adjusted by sliding the adjusting device, thereby the laying of the bent pipeline is realized.
Description
Technical field
The present invention relates to a kind of Shield digging device, relate to a kind of shield machine specifically.
Background technology
At present, when carrying out the laying of underground pipeline, normally earlier the groove of buried pipeline is dug, then with pipe laying in groove, with native groove is filled and led up then, this form of construction work is great in constructing amount, tubing efficient is low.In order to reduce construction volume; Improve efficiency of construction, people begin to adopt the shield driving mode to construct, when construction; The topping machanism anterior through shield machine processes the needed hole of tubing; With the pipeline that will lay be pushed against the rear portion of shield machine, through the push-bench that is arranged in the pipeline rear portion pipeline is headed into the hole that shield machine is processed, thereby accomplishes the laying of pipeline.Present employed shield machine comprises columnar housing, and the housing front portion is provided with topping machanism, and topping machanism comprises circular cutterhead, on cutterhead, is fixedly connected with some bite; Bite is positioned at same sagittal plane, and in working angles, bite is stressed big; The bite easy abrasion, stock-removing efficiency is low, thereby has reduced the efficient of pipe laying; The cutting angle of bite can not be regulated, and shield machine can only carry out the straight line construction, can not have the laying of camber pipeline.
Summary of the invention
The problem that the present invention will solve is to above problem, and the shield machine that a kind of pipe laying efficient is high, the camber pipe laying can be regulated, can be had to the bite cutting angle is provided.
For addressing the above problem, the technical scheme that the present invention adopted is: shield machine comprises housing; The front portion of said housing is provided with topping machanism, is provided with slide in the said housing, and the top of said slide is provided with cutting actuating unit and feeding power transmission device; The bottom of said slide is provided with transport; Said topping machanism comprises tool holder casing, and said tool holder casing is provided with several cutter hubs, and said each cutter hub is provided with some bite.
A kind of concrete prioritization scheme, said each cutter hub all radially are provided with, and said several cutter hubs circumferentially are uniformly distributed with.
The end that a kind of concrete prioritization scheme, each cutter hub are positioned at the tool holder casing center at axial width greater than the cutter hub other end at axial width.
A kind of concrete prioritization scheme, each cutter hub are positioned at the end slope setting in the tool holder casing outside, and each cutter hub is positioned at the end face that is obliquely installed outside the tool holder casing and is positioned on the same taper surface.
A kind of concrete prioritization scheme is along radially being reduced the distance of the cutting edge of bite to the tool holder casing end face to outer wall is every by the center of tool holder casing successively.
A kind of concrete prioritization scheme is provided with secondary bite between the said adjacent cutter hub, and every cutting edge secondary bite is positioned on the periphery that coincides with the tool holder casing axis.
As a kind of prioritization scheme, said slide comprises the polygon support, is provided with the slidable adjustment device on each angle of said polygon support; Said slidable adjustment device comprises the Connection Block that is fixedly connected with the polygon support; Said Connection Block is provided with pulley base and regulates bolt, and the bottom of said pulley base is provided with pulley, and the top of said pulley base is provided with the axis of guide; One end of the said axis of guide is fixedly connected with pulley base, and the other end of the said axis of guide passes Connection Block.
As a kind of prioritization scheme; Said transport comprises the framework that is fixedly connected with slide, and the two ends of said framework are respectively arranged with rotating shaft, and the rotating shaft that is positioned at the housing rear portion is connected with drive of motor; Another root rotating shaft is positioned at the topping machanism position, and said rotating shaft is provided with conveyer belt.
As a kind of prioritization scheme; Said cutting actuating unit comprises motor, speed changer and power transmission shaft; The clutch end of said motor is connected with the power intake of speed changer; The clutch end of said speed changer is provided with pinion, and an end of said power transmission shaft is provided with the gear wheel with pinion, and the other end and the topping machanism of said power transmission shaft are in transmission connection.
As a kind of prioritization scheme, said feeding power transmission device comprises motor, sprocket wheel and chain, and said sprocket wheel is fixedly connected on the motor power output shaft, and said chain is fixedly connected on the housing, and said sprocket wheel and chain are meshed.
The present invention takes above technical scheme, has the following advantages: topping machanism comprises tool holder casing, and tool holder casing is provided with several cutter hubs; Each cutter hub is provided with some bite, reduces the distance of the cutting edge of bite to the tool holder casing end face successively along the radially every from inside to outside of tool holder casing, when cutting; Bite near the tool holder casing center at first cuts, and the bite away from the tool holder casing center cuts successively again then, and stock-removing efficiency is high; Thereby improved pipe laying efficient; And in working angles, the stressed of bite reduces, and bite is not easy to damage; The slidable adjustment device comprises the Connection Block that is fixedly connected with the polygon support, and Connection Block is provided with pulley base and regulates bolt, and the bottom of pulley base is provided with pulley; The top of pulley base is provided with the axis of guide; One end of the axis of guide is fixedly connected with pulley base, and the other end of the axis of guide passes Connection Block, can adjust the position between Connection Block and the pulley base through regulating bolt as required; Thereby can regulate the cutting angle of bite, realize having the laying of camber pipeline.
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Description of drawings
Accompanying drawing 1 is the structural representation of shield machine in the embodiment of the invention;
Accompanying drawing 2 is the left view of accompanying drawing 1;
Accompanying drawing 3 is the structural representation of topping machanism in the accompanying drawing 1;
Accompanying drawing 4 is the sectional view of accompanying drawing 3.
Among the figure: the 1-housing; The 2-Connection Block; The 3-support; The 4-axis of guide; The 5-side wheel; 6-regulates bolt; The 7-guide rail; The 8-gripper shoe; The 9-conveyer belt; The 10-framework; The 11-switchbox; The 12-bracing frame; The 13-motor; 14 belts; The 15-small belt pulley; The 16-big belt pulley; The 17-motor; The 18-gear wheel; The 19-speed changer; The 20-pinion; The 21-chain; The 22-bearing support; The 23-power transmission shaft; The 24-sprocket wheel; The 25-motor; 26-contains native case; The 27-tool holder casing; The 28-bite; The 29-lock bolt; The 30-tool rest; The 31-cutter hub; The 32-drill bit; The secondary bite of 33-; The 34-soil outlet; The 35-roller mount; The 36-roller; The 37-guide strip; The 38-fixed support plate; The 39-rotating shaft; The 40-slide; The 41-breast boards.
The specific embodiment
Embodiment: with shown in the accompanying drawing 2, shield machine comprises columnar housing 1 like accompanying drawing 1; The front portion of housing 1 is provided with topping machanism; Being provided with in the housing 1 that 7, three guide rails 7 of three guide rails are provided with can be along the slide that axially reciprocatingly slides 40 of housing 1, and the bottom of slide 40 is fixedly connected with transport; The top of slide 40 is provided with cutting actuating unit and feeding power transmission device, and cutting actuating unit and topping machanism are in transmission connection.
Slide 40 comprises two polygon supports, and the polygon support is that 3, two supports of triangular supports 3 connect through channel-section steel; Be provided with the slidable adjustment device that matches with guide rail 7 on three angles of support 3, the bottom of support 3 is provided with gripper shoe 8, and the slidable adjustment device comprises the Connection Block 2 that is fixedly connected with support 3; Connection Block 2 is provided with pulley base 35, and Connection Block 2 has a groove, and pulley base 35 is positioned at groove; The both sides of pulley base 35 are respectively arranged with the wheel 5 that breaks away, and the centre of pulley base 35 is provided with pulley 36, and pulley base 35 every sides are provided with two wheels 5 that break away; Pulley base 35 is provided with the axis of guide 4, and the axis of guide 4 one ends are fixedly connected with pulley base 35, and the other end of the axis of guide 4 passes Connection Block 2; Connection Block 2 is provided with regulates bolt 6; Each Connection Block 2 is provided with two and regulates bolt 6, and each pulley base 35 is provided with two axis of guides 4, can regulate the cutting angle of topping machanism through the slidable adjustment device.
The cutting actuating unit comprises motor 17, speed changer 19 and power transmission shaft 23; Motor 17 is positioned at the rear portion of slide 40; The clutch end of motor 17 is connected with the power intake of speed changer 19; The clutch end of speed changer 19 is provided with pinion 20, and an end of power transmission shaft 23 is provided with the gear wheel 18 with pinion 20 engagements, and the other end and the topping machanism of power transmission shaft 23 are in transmission connection; Motor 17 is fixedly connected on the gripper shoe 8 with speed changer 19, and power transmission shaft 23 supports through two bearing supports 22 that are arranged on the gripper shoe 8.
Transport comprises framework 10, and framework 10 is positioned at gripper shoe 8 bottoms and is fixedly connected with gripper shoe 8, and the two ends of framework 10 are respectively arranged with rotating shaft 39; Rotating shaft 39 is provided with conveyer belt 9, and the framework 10 that is positioned at housing 1 rear portion one end is provided with bracing frame 12, and the other end of framework 10 is positioned at the topping machanism position; The end that framework 10 is positioned at the topping machanism position is fixedly connected with the native case 26 of Sheng; Contain native case 26 and be provided with soil outlet 34, soil outlet 34 is corresponding with the conveyer belt 9 of bottom, and the sidepiece of bracing frame 12 is provided with switchbox 11; The top of bracing frame 12 is provided with motor 13; The power output shaft of motor 13 is provided with small belt pulley 15, and the rotating shaft 39 that is positioned on the framework 10 of housing 1 rear portion one end is provided with big belt pulley 16, and small belt pulley 15 is provided with belt 14 with big belt pulley 16.
The feeding power transmission device comprises motor 25, sprocket wheel 24 and chain 21, and sprocket wheel 24 is fixedly connected on motor 25 power output shafts, and chain 24 is fixedly connected on the fixed support plate 38, and fixed support plate 38 is fixedly connected with housing 1, and sprocket wheel 24 is meshed with chain 21.
With shown in the accompanying drawing 4, topping machanism comprises columnar tool holder casing 27 and is arranged on the cutter hub 31 on the tool holder casing 27 that the diameter of tool holder casing 27 is greater than the diameter of housing 1 like accompanying drawing 3; The quantity of cutter hub 31 is six, and six cutter hubs 31 circumferentially are uniformly distributed with along tool holder casing 27, and six cutter hubs 31 all radially are provided with; Tool holder casing 27 is positioned at the inwall of containing native case 26 1 ends and is provided with breast boards 41, is provided with guide strip 37 between cutter hub 31 and the breast boards 41, and guide strip 37 is fixedly connected on the inwall of tool holder casing 27; One end of guide strip 37 is fixedly connected with cutter hub 31, and the other end of guide strip 37 is fixedly connected with breast boards 41, and guide strip 37 is corresponding with cutter hub 31; Cutter hub 31 is a platy structure; The end that each cutter hub 31 is positioned at tool holder casing 27 centers is fixedly connected with power transmission shaft 23, and the other end of each cutter hub 31 is fixedly connected with the inwall of tool holder casing 27, and the end that the end that cutter hub 31 is positioned at tool holder casing 27 centers is positioned at tool holder casing 27 inwall places greater than cutter hub 31 at axial width is at axial width; The end that power transmission shaft 23 is connected with cutter hub 31 is fixedly connected with drill bit 32; Each cutter hub 31 is positioned at the end slope setting in tool holder casing 27 outsides, and each cutter hub 31 is positioned at the end face that tool holder casing 27 outsides are obliquely installed and is positioned on the same taper surface, and each cutter hub 31 is provided with three tool rests 30; Three tool rests 30 are provided with at cutter hub 31 upper edge radial equipartitions; Be provided with bite 28 in each tool rest 30, bite 28 is positioned on the same taper surface, along radially being reduced the distance of the cutting edge of bite 28 to tool holder casing 27 end faces successively to outer wall is every by the center of tool holder casing 27; Be provided with two lock bolts 29 on each tool rest 30 with bite 28 lockings; The cutting edge of bite 28 is an arc, can prolong the application life of bite 28, is provided with secondary bite 33 between two adjacent cutter hubs 31; Secondary bite 33 is positioned at the outer circumference surface place of tool holder casing 27; Be provided with guide strip 37 between secondary bite 33 and the breast boards 41, the cutting edge of each secondary bite 33 is positioned on the identical periphery of diameter, the dead in line of the axis of this periphery and tool holder casing 27.
Can be according to the difference of tool holder casing 27 diameters; Increase or reduce the quantity of cutter hub 31; When tool holder casing 27 diameters are big, increase the quantity of cutter hub 31,, also can increase or reduce the quantity of bite 28 on the cutter hub 31 according to the difference of tool holder casing 27 diameters in the quantity of tool holder casing 27 diameters hour minimizing cutter hub 31; When tool holder casing 27 diameters are big, increase the quantity of bite 28 on the cutter hub 31, the quantity of bite 28 on tool holder casing 27 diameters hour minimizing cutter hub 31.
During work, starter motor 13, motor 17 and motor 25, motor 13 drives conveyer belt 9 and rotates, and motor 17 drives bite 28 rotations and cuts; Motor 25 drives slide 40 and travels forward, thereby topping machanism is travelled forward, and the soil in the working angles is collected through containing native case 26, falls on the conveyer belt 9 through soil outlet 34 then; Transfer out through conveyer belt 9, behind slide 40 and topping machanism feeding one segment distance, motor 25 stops operating; Housing 1 travels forward under the effect of push-bench with the pipeline that is positioned at housing 1 rear portion, and motor 25 starts then, slide 40 and topping machanism feeding; Proceed cutting, so move back and forth, realize the laying of pipeline.
Claims (5)
1. shield machine; Comprise housing (1), the front portion of said housing (1) is provided with topping machanism, is provided with slide (40) in the said housing (1); The top of said slide (40) is provided with cutting actuating unit and feeding power transmission device; The bottom of said slide (40) is provided with transport, it is characterized in that: said topping machanism comprises tool holder casing (27), and said tool holder casing (27) is provided with several cutter hubs (31); Each cutter hub (31) is provided with some bite (28); Said cutter hub (31) radially is provided with and circumferentially is uniformly distributed with, the end that each cutter hub (31) is positioned at tool holder casing (27) center at axial width greater than cutter hub (31) other end at axial width, each cutter hub (31) is positioned at the end slope setting in tool holder casing (27) outside; Each cutter hub (31) is positioned at the end face that is obliquely installed outside the tool holder casing (27) and is positioned on the same taper surface; Along radially being reduced the distance of the cutting edge of bite (28) to tool holder casing (27) end face successively to outer wall is every by the center of tool holder casing (27), said slide (40) comprises the polygon support, is provided with the slidable adjustment device on each angle of said polygon support; Said slidable adjustment device comprises the Connection Block (2) that is fixedly connected with the polygon support; Said Connection Block (2) is provided with pulley base (35) and regulates bolt (6), and the bottom of said pulley base (35) is provided with pulley, and the top of said pulley base (35) is provided with the axis of guide (4); One end of the said axis of guide (4) is fixedly connected with pulley base (35), and the other end of the said axis of guide (4) passes Connection Block (2).
2. shield machine as claimed in claim 1 is characterized in that: be provided with secondary bite (33) between adjacent two cutter hubs (31), every cutting edge secondary bite (33) is positioned on the periphery that coincides with tool holder casing (27) axis.
3. shield machine as claimed in claim 1; It is characterized in that: said transport comprises the framework (10) that is fixedly connected with slide (40); The two ends of said framework (10) are respectively arranged with rotating shaft (39); The rotating shaft (39) that is positioned at housing (1) rear portion is connected with drive of motor, and another root rotating shaft (39) is positioned at the topping machanism position, and said rotating shaft (39) is provided with conveyer belt (9).
4. shield machine as claimed in claim 1; It is characterized in that: said cutting actuating unit comprises motor, speed changer (19) and power transmission shaft (23); The clutch end of said motor is connected with the power intake of speed changer (19); The clutch end of said speed changer (19) is provided with pinion (20), and an end of said power transmission shaft (23) is provided with the gear wheel (18) with pinion (20) engagement, and the other end and the topping machanism of said power transmission shaft (23) are in transmission connection.
5. shield machine as claimed in claim 1; It is characterized in that: said feeding power transmission device comprises motor, sprocket wheel (24) and chain (21); Said sprocket wheel (24) is fixedly connected on the motor power output shaft; Said chain (24) is fixedly connected on the housing (1), and said sprocket wheel (24) and chain (21) are meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101452794A CN101824988B (en) | 2010-04-13 | 2010-04-13 | Shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101452794A CN101824988B (en) | 2010-04-13 | 2010-04-13 | Shield machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101824988A CN101824988A (en) | 2010-09-08 |
| CN101824988B true CN101824988B (en) | 2012-08-15 |
Family
ID=42689126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101452794A Expired - Fee Related CN101824988B (en) | 2010-04-13 | 2010-04-13 | Shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101824988B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102553103B (en) * | 2012-02-10 | 2014-03-26 | 江南大学 | Rescue shield machine |
| CN102788693A (en) * | 2012-08-21 | 2012-11-21 | 中铁隧道装备制造有限公司 | Shield and TBM (tunnel boring machine) hob test bed |
| CN107100634B (en) * | 2017-05-25 | 2020-05-15 | 中铁隧道集团有限公司 | Weak broken country rock district TBM construction equipment |
| CN107152287B (en) * | 2017-07-04 | 2019-10-18 | 中铁隧道集团有限公司 | One kind is based on tunnel tunnel face front rock prediction small-sized hydraulic device |
| CN110645007B (en) * | 2019-10-17 | 2021-11-05 | 中建市政工程有限公司 | Shield machine with trimming cutters |
| CN113833487B (en) * | 2021-08-17 | 2022-06-14 | 中南大学 | Flexible rock drilling robot capable of penetrating through rock and rock breaking method thereof |
| CN116291536B (en) * | 2023-03-22 | 2023-09-19 | 中铁一局集团市政环保工程有限公司 | Conical spiral power numerical control push bench |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0185857A1 (en) * | 1984-12-25 | 1986-07-02 | Kabushiki Kaisha Iseki Kaihatsu Koki | Shield tunneling machine |
| CN1730907A (en) * | 2005-08-17 | 2006-02-08 | 上海市基础工程公司 | Combined balance shield machine |
| CN1982650A (en) * | 2005-12-14 | 2007-06-20 | 中国神华能源股份有限公司 | Composite balancing earth-pressure shielding machine |
| CN101144385A (en) * | 2006-09-13 | 2008-03-19 | 中铁隧道股份有限公司 | Shield machine cutting system with knife disc tool cutting and slag-discharging condition monitoring device |
| CN101440709A (en) * | 2008-12-12 | 2009-05-27 | 天津大学 | Cutter head center dreg stirring device of soil pressure balance shield machine |
| CN201705360U (en) * | 2010-04-13 | 2011-01-12 | 唐兆连 | Shield machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000034889A (en) * | 1998-07-21 | 2000-02-02 | Mitsubishi Heavy Ind Ltd | Cutter device and tunnel boring machine |
-
2010
- 2010-04-13 CN CN2010101452794A patent/CN101824988B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0185857A1 (en) * | 1984-12-25 | 1986-07-02 | Kabushiki Kaisha Iseki Kaihatsu Koki | Shield tunneling machine |
| CN1730907A (en) * | 2005-08-17 | 2006-02-08 | 上海市基础工程公司 | Combined balance shield machine |
| CN1982650A (en) * | 2005-12-14 | 2007-06-20 | 中国神华能源股份有限公司 | Composite balancing earth-pressure shielding machine |
| CN101144385A (en) * | 2006-09-13 | 2008-03-19 | 中铁隧道股份有限公司 | Shield machine cutting system with knife disc tool cutting and slag-discharging condition monitoring device |
| CN101440709A (en) * | 2008-12-12 | 2009-05-27 | 天津大学 | Cutter head center dreg stirring device of soil pressure balance shield machine |
| CN201705360U (en) * | 2010-04-13 | 2011-01-12 | 唐兆连 | Shield machine |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-34889A 2000.02.02 |
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| Publication number | Publication date |
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| CN101824988A (en) | 2010-09-08 |
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