CN213478212U - Down-the-hole drill - Google Patents
Down-the-hole drill Download PDFInfo
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- CN213478212U CN213478212U CN202021886170.1U CN202021886170U CN213478212U CN 213478212 U CN213478212 U CN 213478212U CN 202021886170 U CN202021886170 U CN 202021886170U CN 213478212 U CN213478212 U CN 213478212U
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- fixedly connected
- hole drill
- sliding
- block
- rod
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Abstract
The utility model discloses a down-the-hole drill, including main automobile body, the afterbody fixedly connected with fixed block of main automobile body, the fixed block top is rotated through the pivot and is connected with the mounting panel, the mounting panel is connected through telescopic cylinder with the top of main automobile body, telescopic cylinder's both ends are rotated with main automobile body and mounting panel respectively and are connected, one side that telescopic cylinder was kept away from to the mounting panel is equipped with the mounting groove, fixedly connected with slide bar in the mounting groove, the slider has been cup jointed in the slip on the slide bar, the bottom fixedly connected with motor of slider, the output fixedly connected with bull stick of motor, the bottom of bull stick is equipped with the drill bit, the top fixedly connected with supporting shoe of mounting panel. The utility model discloses in through many places adjustment mechanism's setting, make the down-the-hole drill can carry out free regulation to the application scope of down-the-hole drill has been promoted.
Description
Technical Field
The utility model relates to a down-the-hole drill technical field especially relates to a down-the-hole drill.
Background
Down-the-hole drill is a device used to drill holes in rock (to charge explosives in the drilled holes) prior to an engineering blast. There are two types, internal combustion and electric.
However, the existing down-the-hole drill is simple in composition mechanism, and the down-the-hole drill cannot be freely adjusted according to actual use conditions, so that the application range of the down-the-hole drill is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art down-the-hole drill and forming the mechanism comparatively simply, the down-the-hole drill can't carry out the problem of freely adjusting according to the in-service use condition, and the down-the-hole drill who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a down-the-hole drill, includes main automobile body, the afterbody fixedly connected with fixed block of main automobile body, the fixed block top is rotated through the pivot and is connected with the mounting panel, the mounting panel is connected through telescopic cylinder with the top of main automobile body, telescopic cylinder's both ends rotate with main automobile body and mounting panel respectively and are connected, one side that telescopic cylinder was kept away from to the mounting panel is equipped with the mounting groove, fixedly connected with slide bar in the mounting groove, the slider has been cup jointed in the slip on the slide bar, the bottom fixedly connected with motor of slider, the output fixedly connected with bull stick of motor, the bottom of bull stick is equipped with the drill bit, the top fixedly connected with supporting shoe of mounting panel, hydraulic cylinder fixed connection is passed.
Preferably, the rotating shaft is sleeved with a torsion spring, and two ends of the torsion spring are fixedly connected with the mounting plate and the fixing block respectively.
Preferably, the sliding block is connected with the bottom of the mounting groove through a damping shock absorber.
Preferably, the sliding block is provided with a sliding opening corresponding to the sliding rod, the sliding opening is connected with a plurality of steel balls in a sliding mode, and the edges of the steel balls are in contact with the sliding rod.
Preferably, the bottom of the rotating rod is rotatably sleeved with a support sleeve, and one end of the support sleeve is fixedly connected with the sliding rod.
Preferably, the drill bit is in threaded connection with the rotating rod.
Has the advantages that:
1. the mounting plate can be erected or horizontally placed through the arrangement of the telescopic cylinder, meanwhile, the hydraulic oil cylinder can drive the motor to move up and down through the slider, the height of the rotating rod is adjusted, meanwhile, the sliding rod can effectively prevent the slider from shaking, then the motor is turned on to drive the rotating rod to rotate, and drilling is carried out;
2. meanwhile, the steel balls can reduce the friction force between the sliding block and the sliding rod, the damping shock absorber can play a certain shock absorption and buffering role on the sliding block, and meanwhile, the drill bit can be conveniently detached due to the threaded connection relationship.
Drawings
Fig. 1 is a schematic structural view of a down-the-hole drill provided by the present invention;
fig. 2 is a schematic view of a down-hole drill slide block according to the present invention.
In the figure: the device comprises a main vehicle body 1, a fixed block 2, a rotating shaft 3, a mounting plate 4, a telescopic cylinder 5, a slide rod 6, a slide block 7, a motor 8, a rotating rod 9, a drill bit 10, a supporting block 11, a hydraulic oil cylinder 12, a damping shock absorber 13, a steel ball 14 and a supporting sleeve 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a down-the-hole drill comprises a main vehicle body 1, wherein the tail part of the main vehicle body 1 is fixedly connected with a fixed block 2, the top of the fixed block 2 is rotatably connected with a mounting plate 4 through a rotating shaft 3 and is used for supporting a sliding rod 6, a torsion spring is sleeved on the rotating shaft 3, and two ends of the torsion spring are respectively and fixedly connected with the mounting plate 4 and the fixed block 2 to support the mounting plate 4 with certain torsion;
in the embodiment, the mounting plate 4 is connected with the top of the main vehicle body 1 through a telescopic cylinder 5, two ends of the telescopic cylinder 5 are respectively connected with the main vehicle body 1 and the mounting plate 4 in a rotating manner and used for driving the mounting plate 4 to rotate, one side of the mounting plate 4, far away from the telescopic cylinder 5, is provided with a mounting groove, a slide rod 6 is fixedly connected in the mounting groove and used for supporting a slide block 7, the slide rod 6 is sleeved with the slide block 7 in a sliding manner and used for supporting a motor 8, the slide block 7 is provided with a sliding opening corresponding to the slide rod 6, a plurality of steel balls 14 are connected in the sliding opening;
in the embodiment, the sliding block 7 is connected with the bottom of the mounting groove through the damping shock absorber 13, a certain shock absorption buffering effect is achieved on the sliding block 7, the bottom of the sliding block 7 is fixedly connected with the motor 8 and used for driving the rotating rod 9 to rotate, the output end of the motor 8 is fixedly connected with the rotating rod 9, the bottom of the rotating rod 9 is rotatably sleeved with the supporting sleeve 15, and one end of the supporting sleeve 15 is fixedly connected with the sliding rod 6;
in this embodiment, a drill 10 is disposed at the bottom of the rotating rod 9 for drilling, the drill 10 is in threaded connection with the rotating rod 9, a supporting block 11 is fixedly connected to the top of the mounting plate 4 for supporting a hydraulic cylinder 12, and the supporting block 11 is fixedly connected to the top of the slider 7 through the hydraulic cylinder 12.
In this embodiment, through telescopic cylinder 5's setting, can stick up mounting panel 4 or keep flat, hydraulic cylinder 12 can drive motor 8 through slider 7 and reciprocate simultaneously, adjusts the height of bull stick 9, and slide bar 6 can effectively prevent rocking of slider 7 simultaneously, then opens motor 8 and drives bull stick 9 and rotate, drills.
In this embodiment, the steel ball 14 can reduce the friction between the slider 7 and the slide bar 6, and the damping shock absorber 13 can play a certain role in damping and buffering the slider 7, and the drill bit 10 can be conveniently detached due to the threaded connection.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A down-the-hole drill comprises a main vehicle body (1), and is characterized in that: the tail of the main vehicle body (1) is fixedly connected with a fixed block (2), the top of the fixed block (2) is rotatably connected with a mounting plate (4) through a rotating shaft (3), the mounting plate (4) is connected with the top of the main vehicle body (1) through a telescopic cylinder (5), two ends of the telescopic cylinder (5) are respectively rotatably connected with the main vehicle body (1) and the mounting plate (4), one side of the mounting plate (4) far away from the telescopic cylinder (5) is provided with a mounting groove, a slide rod (6) is fixedly connected in the mounting groove, a slide block (7) is sleeved on the slide rod (6) in a sliding manner, the bottom of the slide block (7) is fixedly connected with a motor (8), an output end of the motor (8) is fixedly connected with a rotating rod (9), the bottom of the rotating rod (9) is provided with a drill bit (10), and the top, the supporting block (11) is fixedly connected with the top of the sliding block (7) through a hydraulic oil cylinder (12).
2. A down-the-hole drill as defined in claim 1, wherein: the rotating shaft (3) is sleeved with a torsion spring, and two ends of the torsion spring are fixedly connected with the mounting plate (4) and the fixing block (2) respectively.
3. A down-the-hole drill as defined in claim 1, wherein: the sliding block (7) is connected with the bottom of the mounting groove through a damping shock absorber (13).
4. A down-the-hole drill as defined in claim 1, wherein: the sliding block (7) is provided with a sliding opening corresponding to the sliding rod (6), a plurality of steel balls (14) are connected in the sliding opening in a sliding mode, and the edges of the steel balls (14) are in contact with the sliding rod (6).
5. A down-the-hole drill as defined in claim 1, wherein: the bottom of the rotating rod (9) is rotatably sleeved with a supporting sleeve (15), and one end of the supporting sleeve (15) is fixedly connected with the sliding rod (6).
6. A down-the-hole drill as defined in claim 1, wherein: the drill bit (10) is in threaded connection with the rotating rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021886170.1U CN213478212U (en) | 2020-09-02 | 2020-09-02 | Down-the-hole drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021886170.1U CN213478212U (en) | 2020-09-02 | 2020-09-02 | Down-the-hole drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478212U true CN213478212U (en) | 2021-06-18 |
Family
ID=76417158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021886170.1U Active CN213478212U (en) | 2020-09-02 | 2020-09-02 | Down-the-hole drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478212U (en) |
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2020
- 2020-09-02 CN CN202021886170.1U patent/CN213478212U/en active Active
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