CN216974843U - Shaft entry driving machine edge hobbing cutter dismouting device in pit - Google Patents
Shaft entry driving machine edge hobbing cutter dismouting device in pit Download PDFInfo
- Publication number
- CN216974843U CN216974843U CN202220230780.9U CN202220230780U CN216974843U CN 216974843 U CN216974843 U CN 216974843U CN 202220230780 U CN202220230780 U CN 202220230780U CN 216974843 U CN216974843 U CN 216974843U
- Authority
- CN
- China
- Prior art keywords
- hob
- cutter
- inclined plane
- jack
- boring machine
- 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.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model belongs to the technical field of a shaft boring machine, and particularly relates to a side hob underground dismounting device of the shaft boring machine, wherein a side hob is arranged on a hob box, and the hob box is obliquely arranged on a cutter head; the dismounting device comprises a base, a separated hydraulic jack and a wedge block, wherein the base is provided with two inclined planes with different angles, the two inclined planes comprise an inclined plane I and an inclined plane II, the inclination of the inclined plane II is greater than that of the inclined plane I, the inclined plane I is used for mounting the edge hob, and the inclined plane II is used for dismounting the edge hob; the separated hydraulic jack comprises a hydraulic rod and a jack connected with the hydraulic rod through an oil pipeline, and the jack is placed on the first inclined plane of the base; the wedge block is placed at the top end of the jack, a groove is formed in the top face of the wedge block, and the edge hob is placed in the groove. The utility model not only reduces the labor intensity of the tool changing personnel, but also improves the tool changing efficiency.
Description
Technical Field
The utility model belongs to the technical field of vertical shaft heading machines, and particularly relates to an underground dismounting device for a side hob of a vertical shaft heading machine.
Background
In the process of underground tool changing of the side hob of the full-face tunneling machine, due to the fact that an operable space between the cutterhead and the tunnel face is small, the moving space of tool changing operators is limited, the height of the cutterhead is mainly lifted by means of a supporting system of the shaft tunneling machine, a plurality of supporting stand columns are arranged under the cutterhead to provide support, the tool changing operators are arranged under the cutterhead to change tools, labor intensity of the operators is high, and potential safety hazards exist. Because the edge hob directly contacts with the well wall and has a certain gradient, angle adjustment and bolt hole positioning are difficult when the cutter is installed, a cutter changing operator needs to repeatedly adjust, the cutter changing process is complicated, the requirement on the skill of the cutter changing operator is high, and the cutter changing efficiency is low.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides an underground dismounting device for a side hob of a shaft boring machine, which not only reduces the labor intensity of a tool changing person, but also improves the tool changing efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a side hob underground dismounting device of a vertical shaft heading machine, wherein a side hob is arranged on a hob box, and the hob box is obliquely arranged on a cutter head; the method comprises the following steps:
the base is provided with two inclined planes with different angles, and the two inclined planes comprise an inclined plane I and an inclined plane II, the inclination of the inclined plane II is greater than that of the inclined plane I, the inclined plane I is used for mounting the side hob, and the inclined plane II is used for dismounting the side hob;
the separated hydraulic jack comprises a hydraulic rod and a jack connected with the hydraulic rod through an oil pipeline, and the jack is placed on the first inclined plane of the base;
and the wedge block is placed at the top end of the jack, a groove is formed in the top surface of the wedge block, and the edge hob is placed in the groove.
Furthermore, the side hob comprises a hob body, a hob ring and a hob shaft, wherein the hob ring is installed in the middle of the outer portion of the hob body along the circumference, and the hob shaft is horizontally installed in the center of the hob body.
Furthermore, the grooves of the wedge blocks are matched with the radian of the cutter ring of the edge hob.
Furthermore, two bolt holes I are respectively formed in two ends of the cutter shaft, two bolt holes II are respectively formed in two sides of the cutter box, and bolts penetrate through the bolt holes I and the bolt holes II after the bolt holes I correspond to the bolt holes II in position and are fastened.
Furthermore, the cutter head is connected with a supporting system of the heading machine, and the supporting system of the heading machine is used for lifting the height of the cutter head.
Furthermore, the device also comprises a chain block, wherein an upper lifting hook of the chain block is hung on the supporting system of the heading machine, and a lower lifting hook is used for hanging the edge hob.
Furthermore, the lifting device also comprises a triangular cushion block which is arranged between the wedge block and the top end of the jack or between the bottom end of the jack and the first inclined plane of the base.
Compared with the prior art, the utility model has the following advantages:
according to the underground dismounting device for the side hob of the shaft boring machine, when the side hob is dismounted, the heading machine supporting system is used for lifting the cutter head to a proper height, then bolts for connecting the side hob and the cutter box are dismounted and taken out, the base is placed behind the side hob, the second inclined surface of the base is in contact with the side hob, the base is fixed, the cutter head is reversed, and the side hob is ejected out of the cutter box through the counter force provided by the second inclined surface; when the side hob is installed, the side hob is aligned to the position of the hob box through the chain block, the base is placed below the hob, the jack is placed on the first inclined surface of the base, the wedge block is placed on the jack, the groove in the top surface of the wedge block corresponds to the cutter ring, the jack is pushed to push the wedge block to move through operation of the hydraulic rod until the bolt hole I of the hob shaft corresponds to the bolt hole II of the hob box, and the bolt penetrates into the bolt and is fastened. The dismounting device simplifies the hob changing process of the lower hob of the shaft boring machine, enables the angle adjustment and the bolt positioning to be more convenient and faster during the installation of the side hob, improves the hob changing efficiency, replaces manual hob changing, reduces the labor intensity of a hob changing person, and ensures the safety of the person.
Drawings
Fig. 1 is an overall layout view of a cutter head of a conventional heading machine;
FIG. 2 is a schematic structural diagram of an edge roller cutter according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a base according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a split hydraulic jack according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a wedge of an embodiment of the present invention;
FIG. 6 is a using state diagram of the dismounting and mounting device for the side hob of the shaft boring machine in the underground;
fig. 7 is a use state diagram of the edge hob mounting and dismounting device for the vertical shaft heading machine in the underground.
The reference numbers in the figures denote:
1. the heading machine comprises a heading machine supporting system, 2, a chain block, 3, a cutter head, 4, a cutter box, 5, an edge hob, 501, a cutter body, 502, a cutter ring, 503, a cutter shaft, 504, a bolt hole I, 6, a positive hob, 7, a groove, 8, a bolt, 9, a base, 10, an inclined plane I, 11, an inclined plane II, 12, a separated hydraulic jack, 121, a hydraulic rod, 122, a jack and 13, and a wedge block.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments.
As shown in fig. 1, 3, 4 and 5, in the device for dismounting and mounting the side hob of the shaft boring machine in the pit according to the embodiment, the side hob 5 and the positive hob 6 are both mounted on a hob box 4, the side hob 5 directly contacts with a well wall, the hob box 4 of the side hob 5 is obliquely mounted on a hob head 3, the hob box 4 of the positive hob 6 is vertically mounted on the hob head 3, the hob head 3 is connected with a boring machine supporting system 1, and the boring machine supporting system 1 is used for lifting the height of the hob head 3 to provide a tool changing space; placing the dismounting device below the side hob 5 to be replaced; this dismouting device includes base 9, disconnect-type hydraulic jack 12 and voussoir 13, and base 9 is provided with the inclined plane of two different angles, including inclined plane one 10 and inclined plane two 11, inclined plane one 10 is used for installing edge rolling cutter 5, inclined plane two 11 are used for dismantling edge rolling cutter 5, inclined plane two 11 is greater than the gradient of inclined plane one 10, is convenient for through rotating cutter dish 3, and inclined plane two 11 push up edge rolling cutter 5 down. The separated hydraulic jack 12 provides jacking force for the edge hob 5 during installation, and comprises a hydraulic rod 121 and a jack 122 connected with the hydraulic rod 121 through an oil pipeline, wherein the jack 122 is placed on the first inclined plane 10 of the base 9, and the hydraulic rod 121 provides jacking force for the jack 122. The wedge block 13 is placed at the top end of the jack 122, the jack 122 pushes the lower portion of the wedge block 13 to enable the wedge block 13 to move upwards in an inclined mode, a groove 7 is formed in the top surface of the wedge block 13, the edge cutter 5 is placed in the groove 7, the wedge block 13 pushes the edge cutter 5 to different positions of the cutter box 4, and cutter shaft bolt hole positioning can be achieved.
Specifically, as shown in fig. 2, the side hob 5 includes a hob body 501, a cutter ring 502 and a hob shaft 503, the cutter ring 502 is circumferentially installed in the middle of the outside of the hob body 501, and the hob shaft 503 is horizontally installed in the center of the hob body 501; the radian of the groove 7 of the wedge block 13 is matched with that of a cutter ring 502 of the edge hob 5, so that the stability of the edge hob 5 during installation is ensured.
Two ends of the cutter shaft 503 are respectively provided with a first bolt hole 504, two sides of the knife box 4 are respectively provided with a second bolt hole, and the first bolt holes 504 correspond to the two bolt holes, and then bolts 8 are inserted into the first bolt holes 504 and fastened, so that the cutter is installed on the knife box 4.
In addition to the above structure, as shown in fig. 1, the dismounting device further includes a chain block 2, an upper hook of the chain block 2 is hung on the heading machine supporting system 1, a lower hook is used for hanging the edge hob 5, and the chain block 2 can hoist the edge hob 5 to the position of the cutter box 4.
The dismounting device also comprises a triangular cushion block which is arranged between the wedge block 13 and the top end of the jack 122 or between the bottom end of the jack 122 and the first inclined plane 10 of the base 9; the triangular cushion block can adjust the inclination angle of the side hob 5 during installation, so that the inclination angle of the side hob is consistent with that of the hob box 4.
The working principle is as follows:
as shown in fig. 6, when the side hob 5 needs to be removed, the heading machine support system 1 is used to lift the cutter head 3 to a proper height, the bolt 8 connecting the side hob 5 and the cutter box 4 is removed and taken out, the base 9 is placed behind the side hob 5, the second inclined plane 11 of the base 9 is in contact with the side hob 5, the base 9 is fixed, the cutter head 3 is reversed, and the side hob 5 is ejected out of the cutter box 4 by the counter force provided by the second inclined plane 11.
As shown in fig. 7, when the side hob 5 needs to be installed, the heading machine support system 1 is used as a hanging point of the chain block 2, the side hob 5 is aligned to the position of the cutter box 4 through the chain block 2, the base 9 is placed below the cutter, the jack 122 is placed on the first inclined plane 10 of the base 9, the wedge 13 is placed on the jack 122, the groove 7 on the top surface of the wedge 13 corresponds to the cutter ring 502, the hydraulic rod 121 is operated, the jack 122 pushes the wedge 13 to drive the side hob 5 to move, meanwhile, the chain block 2 prevents the cutter from falling off, the pushing position of the wedge 13 is adjusted according to the bolt hole positioning condition, and the bolt hole first 504 of the cutter shaft 503 corresponds to the bolt hole second of the cutter box 4, and the bolt 8 is inserted and fastened.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only used to illustrate the technical solutions of the present invention, and not to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. A side hob underground dismounting device of a shaft boring machine is disclosed, wherein the side hob is arranged on a cutter box, and the cutter box is obliquely arranged on a cutter head; it is characterized by comprising:
the base is provided with two inclined planes with different angles, and the two inclined planes comprise an inclined plane I and an inclined plane II, the inclination of the inclined plane II is greater than that of the inclined plane I, the inclined plane I is used for mounting the side hob, and the inclined plane II is used for dismounting the side hob;
the separated hydraulic jack comprises a hydraulic rod and a jack connected with the hydraulic rod through an oil pipeline, and the jack is placed on the first inclined plane of the base;
and the wedge block is placed at the top end of the jack, a groove is formed in the top surface of the wedge block, and the edge hob is placed in the groove.
2. The vertical shaft boring machine edge hob downhole dismounting device according to claim 1, wherein the edge hob comprises a cutter body, a cutter ring and a cutter shaft, the cutter ring is circumferentially installed in the middle of the outer portion of the cutter body, and the cutter shaft is horizontally installed in the center of the cutter body.
3. The vertical shaft boring machine edge hob underground dismounting device according to claim 2, characterized in that the groove of the wedge block matches the radian of the cutter ring of the edge hob.
4. The device for dismounting and mounting the edge hob of the shaft boring machine in the well according to claim 2, wherein a first bolt hole is formed in each of two ends of the cutter shaft, a second bolt hole is formed in each of two sides of the cutter box, and a bolt is inserted into and fastened after the first bolt hole corresponds to the two bolt holes.
5. The vertical shaft boring machine edge hob downhole dismounting device according to claim 1, characterized in that the cutterhead is connected with a boring machine support system, the boring machine support system being used for raising the height of the cutterhead.
6. The vertical shaft boring machine edge hob downhole dismounting device according to claim 5, characterized by further comprising a chain block, wherein an upper hook of the chain block is hung on the boring machine supporting system, and a lower hook is used for hanging the edge hob.
7. The vertical shaft boring machine edge hob downhole assembly and disassembly device of claim 1, further comprising a triangular cushion block placed between the wedge block and the top end of the jack or between the bottom end of the jack and the first inclined surface of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220230780.9U CN216974843U (en) | 2022-01-28 | 2022-01-28 | Shaft entry driving machine edge hobbing cutter dismouting device in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220230780.9U CN216974843U (en) | 2022-01-28 | 2022-01-28 | Shaft entry driving machine edge hobbing cutter dismouting device in pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216974843U true CN216974843U (en) | 2022-07-15 |
Family
ID=82352971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220230780.9U Active CN216974843U (en) | 2022-01-28 | 2022-01-28 | Shaft entry driving machine edge hobbing cutter dismouting device in pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216974843U (en) |
-
2022
- 2022-01-28 CN CN202220230780.9U patent/CN216974843U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203626843U (en) | Heading machine suitable for drilling shaft with pilot shaft | |
| CN104948192A (en) | Roadheader suitable for vertical shaft drilling in presence of pilot shaft | |
| JP6309400B2 (en) | Pile removal method | |
| CN216974843U (en) | Shaft entry driving machine edge hobbing cutter dismouting device in pit | |
| CN117090199B (en) | Pile cutter for building engineering | |
| CN110293515B (en) | Pin pulling device and working method thereof | |
| CN108729939A (en) | A kind of two degrees of freedom is threadingly advanced formula temporary support device | |
| CN204783016U (en) | Be fit for having pilot shaft to creep into entry driving machine of shaft | |
| CN108532661B (en) | Soil milling operation device | |
| CN206652997U (en) | A kind of same axis machining apparatus of guide mechanism in flow-through turbine inner and outer ring | |
| CN211258614U (en) | Trailer top bracing mechanism of TBM rock roadway heading machine | |
| CN210231645U (en) | Pin pulling device for pulling out pin shaft of hydraulic support | |
| CN211941420U (en) | Auxiliary device convenient to sleeper production | |
| CN113914777A (en) | Raise boring machine with synchronous digging and supporting and construction method thereof | |
| CN210359370U (en) | Hydraulic support pin shaft end face drilling power device | |
| CN214879842U (en) | Lifting system of hydraulic workover rig | |
| CN113445932A (en) | Drilling machine device and drilling method for detecting coal thickness of fully mechanized coal face roof | |
| CN211819393U (en) | Tool changing tool of front-mounted cutter shaft heading machine cutter head | |
| CN220353845U (en) | Low headroom core reclaimer | |
| CN110878675A (en) | Portable roof drilling equipment | |
| CN216076965U (en) | Water mill drill frame | |
| CN215830511U (en) | Windshield wiper type drilling and splitting trolley | |
| CN218293480U (en) | Anchor rod drill carriage | |
| CN214005640U (en) | Foundation bearing capacity detection device | |
| CN111911215B (en) | Hydraulic support withdrawing method suitable for length reduction of fully mechanized caving face |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |