CN202266273U - Installation structure of shaft-seat fixed-type double advancing cutters in four-cavity cutter holder - Google Patents
Installation structure of shaft-seat fixed-type double advancing cutters in four-cavity cutter holder Download PDFInfo
- Publication number
- CN202266273U CN202266273U CN 201120379063 CN201120379063U CN202266273U CN 202266273 U CN202266273 U CN 202266273U CN 201120379063 CN201120379063 CN 201120379063 CN 201120379063 U CN201120379063 U CN 201120379063U CN 202266273 U CN202266273 U CN 202266273U
- Authority
- CN
- China
- Prior art keywords
- cutter
- advance
- tool rests
- chamber tool
- fixed
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Milling Processes (AREA)
Abstract
The utility model discloses an installation structure of shaft-seat fixed-type double advancing cutters in a four-cavity cutter holder, which comprises four advancing cutters, two double-advancing-cutter boxes, a four-cavity cutter holder and a cutter head bracket, wherein the four advancing cutters are respectively installed inside the two double-advancing-cutter boxes, the upper end, the lower end and the middle part of each double-advancing-cutter box are provided with a square shaft seat, four inner cavities are arranged inside the four-cavity cutter holder, a rhombic groove for fixing the square shaft seat is arranged on the upper inner wall of a top inner cavity, the lower inner wall of a bottom inner cavity and the junction position of the two adjacent inner cavities, and the square shaft seat can be fixed on the inner wall of the rhombic groove after rotating for 45 degrees through a wedge block. Due to the adoption of the installation structure, when the shield machine is installed/operated, a back-type cutter changing way and a front-type cutter changing way can be adopted, the installation structure is simple, the installation structure is easy to install and disassemble, an openness of the cutter holder can also be reduced, the rigidness of the cutter holder can be increased, the installation structure is interchangeable with a double-blade rolling cutter in the same cutter holder, and the design optimization of a cutter head can be improved.
Description
Technical field
The utility model relates to a kind of mounting structure of shield machine cutter, relates in particular to the fixed two mounting structures of cutter in four chamber tool rests in advance of a kind of axle bed.
Background technology
Shield machine is mainly used in the constructing tunnel, and the operating mode of shield-tunneling construction is generally comparatively abominable, and the wearing and tearing of cutter are inevitable; Often need to change cutter in the work progress,, cause changing cutter and have bigger risk in the cutter head of shield machine front still owing to the restriction of shield machine working environment and operating principle; Because the structure of twolip hobboing cutter and the restriction of position make that the replacing hobboing cutter is all very difficult before and after cutterhead, simultaneously; Because operating mode is changeable; In the shield machine tunneling process, need the twolip hobboing cutter be replaced with two cuttves in advance sometimes, change to get up to be difficult to so.How to realize that two cuttves had in advance not only installed firm but also easy accessibility, and can with a difficult point of twolip hobboing cutter exchange just becoming shield-tunneling construction.
The utility model content
The purpose of the utility model is to provide a kind of axle bed the fixed two mounting structures of cutter in four chamber tool rests in advance; Can adopt back of the body formula tool changing mode and preceding formula tool changing mode, mounting structure is simple, is easy to install, dismantle; Reduce the opening degree of tool rest simultaneously, increased the rigidity of tool rest; Can also be in same tool rest and the general use of twolip hobboing cutter, increased the optimization property of cutterhead design.
The purpose of the utility model is to realize through following technical scheme:
The fixed two mounting structures of cutter in four chamber tool rests in advance of a kind of axle bed; Comprise four cutter, two two cutter cutter box, four chamber tool rests and cutterhead supports in advance in advance; Said four cuttves of going ahead of the rest are installed in two two cutter cutter boxes in advance; Said two cutter cutter box upper/lower terminal in advance and centre are provided with square axle bed, and and arranged on left and right sides is provided with the lateral fixation end, and said four chamber tool rests are installed in the cutterhead support; Said four chamber tool rest set inside have four cavitys; And the separated place of following inwall and adjacent two cavitys of inwall, bottom cavity is provided with the rhombus groove that fixing square axle bed is used on apex cavity, has opening on the said rhombus groove, and said two two cutter cutter boxes in advance are placed in the cavity of four chamber tool rests; Be fixed on the rhombus groove inwall through wedge after said square axle bed rotates 45 °, said lateral fixation end is fixed through the oblique chock of activity.
Have two knife inserting grooves in the middle of said two cutter cutter box in advance; Said knife inserting groove inwall has the cutter shaft fixing hole; Said two cuttves of going ahead of the rest are placed in the knife inserting groove; And fix with the cutter shaft fixing hole of knife inserting groove inwall through cutter cutter shaft in advance, said two in advance cuttves be fastened in the knife inserting groove of two cutter cutter boxes of going ahead of the rest through L shaped plate, and use bolton.
Have fixing hole on the said four chamber tool rests, place cylinder with threaded hole in the said fixing hole, have unthreaded hole on the said rhombus groove inwall, said unthreaded hole passes fixing hole.
Said wedge adopts up-narrow and down-wide block structure, and through bolton on the groove inwall, said bolt pass wedge and unthreaded hole and with fixing hole in cylinder with threaded hole be connected.
Have vertical hole and transverse holes on the said lateral fixation end; Be placed with cylinder with threaded hole in the said transverse holes; The oblique chock of said activity is through being bolted on the lateral fixation end, and said bolt passes movable oblique chock and is connected with the interior cylinder with threaded hole of vertical Kong Bingyu transverse holes.
The beneficial effect of the utility model does; The fixed two mounting structures of cutter in four chamber tool rests in advance of said axle bed; The separated place of the last inwall of its tool rest inner top cavity, the following inwall of bottom cavity and adjacent two cavitys is provided with rhombus groove and opening, can adopt two kinds of tool changing modes of back of the body formula and preceding formula when making shield machine installation/construction; Adopt wedge and bolton, can make two cutter cutter boxes in advance fixing more firm; Use threaded small column, when changing cutter, can change together, be convenient to install with bolt; Be fixed on the groove inwall through wedge after the square shaft bearing of two cutter cutter boxes is in advance rotated 45 °, reduced the opening degree of tool rest, increased the rigidity of tool rest; Simultaneously can also be in same tool rest and the general use of twolip hobboing cutter, increased the optimization property of cutterhead design.
Description of drawings
According to accompanying drawing and embodiment the utility model is done further explain below.
Fig. 1 is the two vertical views of cutter cutter box in advance of the fixed two mounting structures of cutter in four chamber tool rests in advance of the said axle bed of the utility model;
Fig. 2 is the two front views of cutter cutter box in advance of the fixed two mounting structures of cutter in four chamber tool rests in advance of the said axle bed of the utility model;
Fig. 3 is that the A-A shown in Fig. 1 is to sectional view;
Fig. 4 is the fixed two vertical views of the mounting structure four chamber tool rests of cutter in four chamber tool rests in advance of the said axle bed of the utility model;
Fig. 5 is the structural representation that the two cutter cutter boxes in advance of the fixed two mounting structures of cutter in four chamber tool rests in advance of the said axle bed of the utility model are installed from the rear portion;
Fig. 6 is the sectional view of the B-B prescription oblique crank Z seat rotation mounting structure shown in Fig. 4;
Fig. 7 is the sectional view of the C-C place mounting structure shown in Fig. 4;
Fig. 8 is the structural representation that the two cutter cutter boxes in advance of the fixed two mounting structures of cutter in four chamber tool rests in advance of the said axle bed of the utility model are installed from the front portion;
Fig. 9 is the mounting structure sketch mapes of the said axle bed of the utility model two cuttves in advance of the fixed two mounting structures of cutter in four chamber tool rests in advance in two cutter cutter boxes in advance;
Figure 10 is that the D-D shown in Fig. 9 is to sectional view.
Among the figure:
1, cutter in advance, 2, two cutter cutter box in advance, 3, four chamber tool rests, 4, the cutterhead support, 5, square axle bed; 6, lateral fixation end, 7, cavity, 8, the rhombus groove, 9, wedge, 10, movable oblique chock; 11, knife inserting groove, 12, the cutter shaft fixing hole, 13, cutter cutter shaft in advance, 14, L shaped plate, 15, fixing hole; 16, cylinder with threaded hole, 17, vertical hole, 18, transverse holes, 19, bolt, 20, unthreaded hole.
The specific embodiment
Like Fig. 1-4 and shown in Figure 9, in present embodiment, the fixed two mounting structures of cutter in four chamber tool rests in advance of axle bed; Comprise four cutter 1, two pairs of go ahead of the rest cutter cutter box 2, four chamber tool rests 3 and cutterhead supports 4 in advance; Said four cuttves 1 of going ahead of the rest are installed in two two cutter cutter boxes 2 in advance, and said two cutter cutter box 2 upper/lower terminals in advance and centre are provided with square axle bed 5, and and arranged on left and right sides is provided with lateral fixation end 6; Said four chamber tool rests 3 are installed in the cutterhead support 4; Said four chamber tool rests, 3 set inside have four cavitys 7, and the separated place of following inwall and adjacent two cavitys 7 of inwall, bottom cavity 7 is provided with the rhombus groove 8 that fixing square axle bed is used on apex cavity 7, has opening on the said rhombus groove 8; Have two knife inserting grooves 11 in the middle of said two cutter cutter box 2 in advance; Said knife inserting groove 11 inwalls have cutter shaft fixing hole 12, have fixing hole 15 on the said four chamber tool rests 3, have unthreaded hole 20 on said rhombus groove 8 inwalls; Said unthreaded hole 20 passes fixing hole 15, has vertical hole 17 and transverse holes 18 on the said lateral fixation end 6.
During installation, shown in Fig. 5-7, the opening of two cutter cutter boxes 2 in advance from the four chamber tool rests 3 of edge, below is pushed into the cavity 7 of four chamber tool rests 3, square axle bed 5 is placed in the rhombus groove 8, thereby realizes the tool changing of back of the body formula; Then with 45 ° of square axle bed 5 rotations; Two simultaneously cutter cutter boxes 2 in advance also rotate 45 °, and postrotational square axle bed 5 is continued to push away forward, make it to be close to rhombus groove 8 inwalls; Wedge 9 is fixed between rhombus groove 8 inwalls and square axle bed 5 sides at the rear portion; In fixing hole 15, insert cylinder 16 with threaded hole, pass wedge 9 with bolt 19 and be connected with unthreaded hole 20 and with cylinder 16 with threaded hole, wedge 9 is fastening; Insert cylinder 16 with threaded hole in the last transverse holes 18 on lateral fixation end 6; The oblique chock 10 of placement activity on lateral fixation end 6, and pass movable oblique chock 10 with bolt 19 and be connected with transverse holes 18 interior cylinders with threaded hole 16 with vertical hole 17, the oblique chock 10 of activity is fixed on the lateral fixation end 6.
As shown in Figure 8, in present embodiment, the opening of two cutter cutter boxes 2 in advance from the four chamber tool rests 3 of edge, top is pushed into the cavity 7 of four chamber tool rests 3, square axle bed 5 is placed in the rhombus groove 8, thus formula tool changing before realizing.
Shown in Fig. 9 and 10; Two cuttves 1 of going ahead of the rest are placed in the knife inserting groove 11 of two cutter cutter boxes 2 in advance; And through cutter cutter shaft 13 is fixing with the cutter shaft fixing hole 12 of knife inserting groove 11 inwalls in advance; Said two cuttves 1 of going ahead of the rest are fastened in the knife inserting groove 11 of two cutter cutter boxes 2 in advance through L shaped plate 14, and fastening with bolt 19.
The fixed two mounting structures of cutter in four chamber tool rests in advance of said axle bed; Can adopt back of the body formula tool changing mode and preceding formula tool changing mode, mounting structure is simple, is easy to install, dismantle; Reduced the opening degree of tool rest simultaneously; Increased the rigidity of tool rest, can also be in same tool rest and the general use of twolip hobboing cutter, increased the optimization property of cutterhead design.
Claims (5)
1. the fixed two mounting structures of cutter in four chamber tool rests in advance of an axle bed; Comprise four cutter, two two cutter cutter box, four chamber tool rests and cutterhead supports in advance in advance; It is characterized in that: said four cuttves of going ahead of the rest are installed in two two cutter cutter boxes in advance; Said two cutter cutter box upper/lower terminal in advance and centre are provided with square axle bed, and and arranged on left and right sides is provided with the lateral fixation end, and said four chamber tool rests are installed in the cutterhead support; Said four chamber tool rest set inside have four cavitys; And the separated place of following inwall and adjacent two cavitys of inwall, bottom cavity is provided with the rhombus groove that fixing square axle bed is used on apex cavity, has opening on the said rhombus groove, and said two two cutter cutter boxes in advance are placed in the cavity of four chamber tool rests; Be fixed on the rhombus groove inwall through wedge after said square axle bed rotates 45 °, said lateral fixation end is fixed through the oblique chock of activity.
2. the fixed two mounting structures of cutter in four chamber tool rests in advance of axle bed according to claim 1; It is characterized in that: have two knife inserting grooves in the middle of said two cutter cutter boxes in advance; Said knife inserting groove inwall has the cutter shaft fixing hole, and said two cuttves of going ahead of the rest are placed in the knife inserting groove, and fix through the cutter shaft fixing hole of go ahead of the rest cutter cutter shaft and knife inserting groove inwall; Said two cuttves of going ahead of the rest are fastened in the knife inserting groove of two cutter cutter boxes in advance through L shaped plate, and use bolton.
3. the fixed two mounting structures of cutter in four chamber tool rests in advance of axle bed according to claim 1; It is characterized in that: have fixing hole on the said four chamber tool rests; Place cylinder with threaded hole in the said fixing hole, have unthreaded hole on the said rhombus groove inwall, said unthreaded hole passes fixing hole.
4. according to claim 1 or the fixed two mounting structures of cutter in four chamber tool rests in advance of 3 described axle beds; It is characterized in that: said wedge adopts up-narrow and down-wide block structure; And through bolton on the groove inwall, said bolt pass wedge and unthreaded hole and with fixing hole in cylinder with threaded hole be connected.
5. the fixed two mounting structures of cutter in four chamber tool rests in advance of axle bed according to claim 1; It is characterized in that: have vertical hole and transverse holes on the said lateral fixation end; Be placed with cylinder with threaded hole in the said transverse holes; The oblique chock of said activity is through being bolted on the lateral fixation end, and said bolt passes movable oblique chock and is connected with the interior cylinder with threaded hole of vertical Kong Bingyu transverse holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120379063 CN202266273U (en) | 2011-10-09 | 2011-10-09 | Installation structure of shaft-seat fixed-type double advancing cutters in four-cavity cutter holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120379063 CN202266273U (en) | 2011-10-09 | 2011-10-09 | Installation structure of shaft-seat fixed-type double advancing cutters in four-cavity cutter holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202266273U true CN202266273U (en) | 2012-06-06 |
Family
ID=46157071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120379063 Expired - Fee Related CN202266273U (en) | 2011-10-09 | 2011-10-09 | Installation structure of shaft-seat fixed-type double advancing cutters in four-cavity cutter holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202266273U (en) |
-
2011
- 2011-10-09 CN CN 201120379063 patent/CN202266273U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102268995A (en) | Mounting mechanism of axle base fixed type hobbing cutter for shield machine | |
| CN202187768U (en) | Mounting structure of shaft seat fixed hob cutter for shield machine | |
| CN202250093U (en) | Installing structure of shield machine shaft seat fixed type double-edged hob | |
| CN202266273U (en) | Installation structure of shaft-seat fixed-type double advancing cutters in four-cavity cutter holder | |
| CN202531178U (en) | Hard rock shielding machine cutter structure provided with square bearing block fixed hob | |
| CN202266272U (en) | Installing structure of shaft-seat-fixed type dual-pilot cutter in double-edged hob holder | |
| CN202531186U (en) | Hard rock shield tunneling machine of trapezoid shaft hobbing cutter | |
| CN202325533U (en) | Fixing structure of shaft seat fixed type double-blade hobbing cutter in four-blade cutter box for shield machine | |
| CN202531177U (en) | Cutter head structure of hard rock shield machine, used for mounting fixed hob with square bearing seats | |
| CN102392655A (en) | Hard rock shield machine cutter head structure with square axle bed fixed type hobbing cutter installed | |
| CN202417513U (en) | Installation structure of square shaft holder fixing type advancing cutter on shield machine cutter disc | |
| CN102536256A (en) | Cutter head structure of hard rock shield machine, used for mounting fixed hob with square bearing seats | |
| CN202325532U (en) | Fixed structure of shaft seat fixed-type center cutter of shield machine and cutter box for center cutter | |
| CN202108519U (en) | Cutter box installation structure of tip teeth for shield machines | |
| CN202417512U (en) | Structure for installing square shaft seat fixed type advancing cutter on cutter head of shield machine in direct-feed mode | |
| CN202140095U (en) | Installation structure of hobbing cutter and cylindrical cutter box with arc end covers | |
| CN202531184U (en) | Fixing structure of scraping knife of shield machine | |
| CN202531179U (en) | Structure for mounting advanced cutter and cavel-shaped cutter for shielding machine in cylindrical cutter box | |
| CN202531180U (en) | Hard rock shield machine tool pan structure | |
| CN102278123A (en) | Mounting structure of preceding knife box for shield machine | |
| CN204014423U (en) | Rotary blade | |
| CN202187767U (en) | Mounting structure of shield machine pilot cutter box | |
| CN202266270U (en) | Double-edged hob device for semi-cylindrical hexagonal end cover of shield machine | |
| CN202531185U (en) | Dead-beat mounting structure of shaft seat stationary type claw knife on shield tunneling machine cutterhead | |
| CN204381568U (en) | The cutter structure of electric pipe threading machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20151223 Granted publication date: 20120606 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20160623 Granted publication date: 20120606 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20151009 |