CN218991600U - Lifting adjusting device for roadway tunneling drill bit - Google Patents
Lifting adjusting device for roadway tunneling drill bit Download PDFInfo
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- CN218991600U CN218991600U CN202320401075.5U CN202320401075U CN218991600U CN 218991600 U CN218991600 U CN 218991600U CN 202320401075 U CN202320401075 U CN 202320401075U CN 218991600 U CN218991600 U CN 218991600U
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Abstract
The utility model relates to the technical field of coal mining and discloses a lifting adjusting device for a roadway tunneling drill bit, which comprises a swing arm, a hydraulic lifting adjuster, a connecting piece and an eccentric drill, wherein the hydraulic lifting adjuster is arranged on the outer wall of the swing arm, the connecting piece is arranged at the left end of the swing arm, the eccentric drill is arranged on the outer wall of the connecting piece, the outer wall of the eccentric drill is provided with a mounting assembly, the outer wall of the connecting piece is provided with a connecting assembly, the mounting assembly consists of a clamping unit and a fixing unit, the clamping unit is positioned on the outer wall of the eccentric drill, and the fixing unit is positioned on the outer wall of the clamping unit. This drift drivage drill bit lifting adjusting device through setting up pole setting and draw-in lever, can remove the drill bit through gliding mode for the drill bit is connected through draw-in lever and pole setting, can remove the drill bit through gliding mode, makes draw-in lever and pole setting separation, thereby conveniently changes the drill bit.
Description
Technical Field
The utility model relates to the technical field of coal mining, in particular to a lifting and adjusting device for a roadway driving drill bit.
Background
The eccentric reaming bit is a special bit matched with a drilling machine, a impacter and a casing pipe for underground punching or rock wall perforating. The existing eccentric reaming bit is provided with an extension part on one side of the bit in an eccentric way, so that the diameter of the drilled hole is enlarged by means of the extension part during drilling, the abrasion of the side drilling teeth of the extension part which is eccentrically arranged is increased after long-term use, and the abrasion degree of the drilling teeth on the periphery of the bit body is light, namely, the drilling teeth are abraded in a differential way. Usually, the drill bit is replaced after the extension side drilling teeth to be eccentrically arranged approach the designed wear limit, and at this time, the outer circumference drilling teeth of the drill bit body are not approaching the designed wear limit, the drill bit is not fully used, and the waste of use exists.
The Chinese patent publication No. CN215979388U discloses an eccentric drill bit of a heading machine, wherein an eccentric sleeve is arranged, and a mounting shaft is arranged in the eccentric sleeve for mounting the drill bit, so that the drill bit is eccentrically arranged relative to the rotation center of a mounting arm, and the purpose of eccentric reaming is achieved; simultaneously, through setting up two at least through-holes and corresponding quantity screw hole to be convenient for rotate the drill bit after the eccentric side of drill bit bores tooth wearing and tearing to a certain extent, with the less brill tooth rotation of wearing and tearing degree to eccentric side, with the differential wearing and tearing that lighten the brill tooth, make full use of the drill bit, avoided the waste of use, practiced thrift the material cost.
The eccentric drill bit of the development machine in the application can be worn when in use, one side of the development machine is worn more by drill teeth after long-time use, and the use surface of the drill bit is replaced at the moment, so that the wear difference of the drill bit is reduced, but when the drill bit is replaced, the eccentric sleeve and the drill bit are required to be replaced completely, and because the drill bit is heavier, when the drill bit is replaced, the drill bit is difficult to replace, and therefore, certain limitation exists.
Disclosure of Invention
The utility model aims to provide a lifting and adjusting device for a roadway driving drill bit, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a drift drivage drill bit lift adjusting device, includes swing arm, hydraulic pressure lift adjuster, connecting piece and eccentric brill, hydraulic pressure lift adjuster installs in the outer wall of swing arm, the connecting piece is installed in the left end of swing arm, the eccentric brill is installed in the outer wall of connecting piece, the outer wall of eccentric brill is provided with installation component, coupling assembling is installed to the outer wall of connecting piece.
The installation component comprises joint unit and fixed unit, and the joint unit is located the outer wall of eccentric diamond, and fixed unit is located the outer wall of joint unit.
Preferably, the clamping unit comprises a vertical rod, a clamping rod and a drill bit, wherein the vertical rod is fixedly connected to the outer wall of the eccentric drill, the clamping rod is arranged in the vertical rod, and the drill bit is arranged at the top end of the vertical rod.
Preferably, the outer wall of the clamping rod is in sliding connection with the inner wall of the vertical rod, the bottom of the drill bit is fixedly connected with the top of the clamping rod, and the drill bit can drive the clamping rod to slide in the vertical rod.
Preferably, the fixing unit comprises a clamping plate and a first bolt, a clamping groove is formed in the clamping rod, the clamping plate is mounted in the vertical rod, an inner groove is formed in the vertical rod, and the first bolt is mounted on the outer wall of the clamping plate.
Preferably, the clamping plate is respectively clamped with the clamping groove and the inner groove, one end of the first bolt penetrates through the clamping plate and extends to the inside of the clamping rod, the outer wall of the first bolt is respectively matched with the inner wall of the clamping plate and the inner wall of the clamping rod, and the clamping plate can be fixed by using the first bolt.
Preferably, the connecting assembly comprises a connecting frame, a connecting rod, a fixing plate and a second bolt, wherein the connecting frame is fixedly connected to the outer wall of the eccentric drill, the connecting rod is fixedly connected to the inside of the connecting frame, the fixing plate is fixedly connected to the outer wall of the connecting frame, and the second bolt is arranged on the outer wall of the fixing plate.
Preferably, the outer wall of the connecting frame is in sliding connection with the outer wall of the connecting piece, the outer wall of the connecting rod is in sliding connection with the inner part of the connecting piece, the connecting frame can be moved in a sliding mode, one end of the second bolt penetrates through the fixing plate and extends to the inner part of the connecting piece, and the second bolt can be used for fixing the connecting frame.
The utility model provides a lifting and adjusting device for a tunneling drill bit, which has the following beneficial effects:
1. this drift drivage drill bit lifting adjusting device through setting up pole setting and draw-in lever, can remove the drill bit through gliding mode for the drill bit is connected through draw-in lever and pole setting, can remove the drill bit through gliding mode, makes draw-in lever and pole setting separation, thereby conveniently changes the drill bit.
2. This drift drivage drill bit lifting adjusting device, after the inside in pole setting is installed to the clamping lever, remove the cardboard for the inside of draw-in groove is gone into to the cardboard card, can play spacing effect to the clamping lever, through rotatory bolt one, makes the bolt one extend to the inside of clamping lever, can accomplish the fixed to the drill bit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is a partially broken away schematic illustration of the structure of the mounting assembly of the present utility model;
FIG. 3 is a schematic side view of a mounting assembly according to the present utility model;
FIG. 4 is a schematic illustration showing the separation of the structure of the connecting assembly according to the present utility model.
In the figure: 1. a swing arm; 2. a hydraulic lifting regulator; 3. a connecting piece; 4. an eccentric drill; 5. a mounting assembly; 501. a vertical rod; 502. a clamping rod; 503. a drill bit; 504. a clamping groove; 505. a clamping plate; 506. an inner tank; 507. a first bolt; 6. a connection assembly; 601. a connection frame; 602. a connecting rod; 603. a fixing plate; 604. and a second bolt.
Detailed Description
As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a drift drivage drill bit lifting adjusting device, including swing arm 1, hydraulic pressure lifting adjuster 2, connecting piece 3 and eccentric brill 4, hydraulic pressure lifting adjuster 2 installs in the outer wall of swing arm 1, and connecting piece 3 installs in the left end of swing arm 1, and eccentric brill 4 installs in the outer wall of connecting piece 3, and the outer wall of eccentric brill 4 is provided with installation component 5, and installation component 5 comprises joint unit and fixed unit, and the joint unit is located the outer wall of eccentric brill 4, and fixed unit is located the outer wall of joint unit, and coupling assembling 6 is installed to the outer wall of connecting piece 3.
The joint unit includes pole setting 501, draw-in lever 502 and drill bit 503, pole setting 501 fixed connection in the outer wall of eccentric diamond 4, and draw-in lever 502 installs in the inside of pole setting 501, and the outer wall of draw-in lever 502 and the inner wall sliding connection of pole setting 501, and drill bit 503 installs in the top of pole setting 501, and the bottom of drill bit 503 and the top fixed connection of draw-in lever 502, and drill bit 503 can drive draw-in lever 502 and slide in the inside of pole setting 501.
The fixed unit includes cardboard 505 and bolt one 507, draw-in groove 504 has been seted up to the inside of draw-in lever 502, cardboard 505 installs in the inside of pole setting 501, inside groove 506 has been seted up to the inside of pole setting 501, cardboard 505 respectively with draw-in groove 504 and inside groove 506 joint, bolt one 507 installs in the outer wall of cardboard 505, the one end of bolt one 507 runs through cardboard 505 to extend to the inside of draw-in lever 502, the outer wall of bolt one 507 respectively with the inner wall of cardboard 505 and the inner wall adaptation of draw-in lever 502, can accomplish the fixed to cardboard 505 through using bolt one 507.
Through setting up pole setting 501 and draw-in lever 502, can remove drill bit 503 through gliding mode for drill bit 503 is connected through draw-in lever 502 and pole setting 501, can remove drill bit 503 through gliding mode, makes draw-in lever 502 and pole setting 501 separate, thereby conveniently change drill bit 503.
The connecting assembly 6 comprises a connecting frame 601, a connecting rod 602, a fixing plate 603 and a second bolt 604, wherein the connecting frame 601 is fixedly connected to the outer wall of the eccentric drill 4, the outer wall of the connecting frame 601 is in sliding connection with the outer wall of the connecting piece 3, the connecting rod 602 is fixedly connected to the inside of the connecting frame 601, the outer wall of the connecting rod 602 is in sliding connection with the inside of the connecting piece 3, the connecting frame 601 can be moved in a sliding mode, the fixing plate 603 is fixedly connected to the outer wall of the connecting frame 601, the second bolt 604 is mounted on the outer wall of the fixing plate 603, one end of the second bolt 604 penetrates through the fixing plate 603 and extends to the inside of the connecting piece 3, and the outer wall of the second bolt 604 is respectively matched with the inner wall of the fixing plate 603 and the inner wall of the connecting piece 3, so that the fixing of the connecting frame 601 can be completed through the second bolt 604.
After the clamping rod 502 is installed in the vertical rod 501, the clamping plate 505 is moved, so that the clamping plate 505 is clamped into the clamping groove 504, the clamping rod 502 can be limited, the first bolt 507 is rotated, the first bolt 507 extends to the inside of the clamping rod 502, and the drill bit 503 can be fixed.
When the drill bit 503 is replaced, an operator rotates the first bolt 507 by using an instrument, the first bolt 507 is separated from the clamping plate 505 under the action of threads, and after the two clamping plates 505 are taken out by the operator through clamping the clamping grooves 504, the drill bit 503 is moved in a sliding mode, and when the drill bit 503 is moved, the clamping rod 502 is driven to slide in the vertical rod 501 until the clamping rod 502 is completely separated from the vertical rod 501, and at the moment, the operator can replace the drill bit 503.
Claims (7)
1. The utility model provides a drift drivage drill bit lift adjusting device, includes swing arm (1), hydraulic pressure lift adjuster (2), connecting piece (3) and eccentric brill (4), hydraulic pressure lift adjuster (2) are installed in the outer wall of swing arm (1), connecting piece (3) are installed in the left end of swing arm (1), eccentric brill (4) are installed in the outer wall of connecting piece (3), its characterized in that: the outer wall of the eccentric drill (4) is provided with a mounting assembly (5), and the outer wall of the connecting piece (3) is provided with a connecting assembly (6);
the installation component (5) comprises joint unit and fixed unit, and the joint unit is located the outer wall of eccentric diamond (4), and fixed unit is located the outer wall of joint unit.
2. The entry driving bit lifting adjustment device according to claim 1, wherein: the clamping unit comprises a vertical rod (501), a clamping rod (502) and a drill bit (503), wherein the vertical rod (501) is fixedly connected to the outer wall of the eccentric drill (4), the clamping rod (502) is installed inside the vertical rod (501), and the drill bit (503) is installed at the top end of the vertical rod (501).
3. The entry driving bit lifting adjustment device according to claim 2, wherein: the outer wall of the clamping rod (502) is in sliding connection with the inner wall of the vertical rod (501), and the bottom of the drill bit (503) is fixedly connected with the top of the clamping rod (502).
4. The entry driving bit lifting adjustment device according to claim 2, wherein: the fixing unit comprises a clamping plate (505) and a first bolt (507), a clamping groove (504) is formed in the clamping rod (502), the clamping plate (505) is installed in the vertical rod (501), an inner groove (506) is formed in the vertical rod (501), and the first bolt (507) is installed on the outer wall of the clamping plate (505).
5. The lifting and adjusting device for a roadway driving drill bit according to claim 4, wherein: the clamping plate (505) is respectively clamped with the clamping groove (504) and the inner groove (506), one end of the first bolt (507) penetrates through the clamping plate (505) and extends to the inside of the clamping rod (502), and the outer wall of the first bolt (507) is respectively matched with the inner wall of the clamping plate (505) and the inner wall of the clamping rod (502).
6. The entry driving bit lifting adjustment device according to claim 1, wherein: the connecting assembly (6) comprises a connecting frame (601), a connecting rod (602), a fixing plate (603) and a second bolt (604), wherein the connecting frame (601) is fixedly connected to the outer wall of the eccentric drill (4), the connecting rod (602) is fixedly connected to the inside of the connecting frame (601), the fixing plate (603) is fixedly connected to the outer wall of the connecting frame (601), and the second bolt (604) is mounted on the outer wall of the fixing plate (603).
7. The roadway driving drill lifting and lowering adjusting device according to claim 6, wherein: the outer wall of connecting frame (601) and the outer wall sliding connection of connecting piece (3), the outer wall of connecting rod (602) and the inside sliding connection of connecting piece (3), the one end of bolt two (604) runs through fixed plate (603) to extend to the inside of connecting piece (3), the outer wall of bolt two (604) respectively with the inner wall of fixed plate (603) and the inner wall adaptation of connecting piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320401075.5U CN218991600U (en) | 2023-03-01 | 2023-03-01 | Lifting adjusting device for roadway tunneling drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320401075.5U CN218991600U (en) | 2023-03-01 | 2023-03-01 | Lifting adjusting device for roadway tunneling drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218991600U true CN218991600U (en) | 2023-05-09 |
Family
ID=86196365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320401075.5U Active CN218991600U (en) | 2023-03-01 | 2023-03-01 | Lifting adjusting device for roadway tunneling drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218991600U (en) |
-
2023
- 2023-03-01 CN CN202320401075.5U patent/CN218991600U/en active Active
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