CN111335820A - Drill boom sliding device and drill jumbo - Google Patents
Drill boom sliding device and drill jumbo Download PDFInfo
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- CN111335820A CN111335820A CN202010314382.0A CN202010314382A CN111335820A CN 111335820 A CN111335820 A CN 111335820A CN 202010314382 A CN202010314382 A CN 202010314382A CN 111335820 A CN111335820 A CN 111335820A
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- 238000005553 drilling Methods 0.000 claims description 13
- 239000011435 rock Substances 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims description 4
- 238000005065 mining Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to a drill boom sliding device and a drill jumbo, and relates to the technical field of mining equipment. The technical problems that the drill jumbo in the prior art is long in length and large in steering radius are solved.
Description
Technical Field
The invention relates to the technical field of mining equipment, in particular to a drill boom sliding device and a drill jumbo.
Background
A drill jumbo (also called a drilling jumbo) is a drilling device constructed by a drilling and blasting method in tunnel and underground engineering. It can move and support multiple rock drills to drill holes simultaneously. The prior art drill jumbo generally comprises a working part (drill boom), a power part and an operating part which are arranged along the length direction (from front to back), so that the drill jumbo is longer in length and is not suitable for a tunnel construction environment with a smaller track radius.
Disclosure of Invention
The embodiment of the invention aims to provide a drill boom sliding device and a drill jumbo, which are used for relieving the technical problems of long length and large steering radius of the drill jumbo in the prior art.
In a first aspect, an embodiment provides a drill boom sliding device, which includes a base, a sliding seat and a positioning assembly;
the sliding seat is used for installing a drill boom and is arranged on the base in a sliding mode, so that the drill boom and the base are arranged in an overlapping mode in the height direction or the drill boom protrudes out of one end of the base in the length direction, and the positioning assembly can fix the sliding seat and the base, so that the drill boom and the base are fixed relatively when protruding out of one end of the base in the length direction.
In an alternative embodiment, the base includes a guide rail, a length direction of the guide rail extends along a length direction of the base, the sliding seat is in sliding fit with the guide rail, one of the guide rail and the sliding seat includes a U-shaped groove with an opening facing a width direction of the base, and the other includes a guide portion in plug-in fit with the U-shaped groove.
In an alternative embodiment, the guide rail includes two U-shaped grooves, openings of the two U-shaped grooves are oppositely arranged, and the number of the guide portions is the same as that of the U-shaped grooves and corresponds to that of the U-shaped grooves.
In an alternative embodiment, the guide rail includes a top plate and a bottom plate spaced apart from each other in a height direction of the base, the top plate and the bottom plate are parallel to each other and form the U-shaped groove, the positioning assembly includes a first positioning portion movably disposed on the slide base and a second positioning portion fixedly disposed on the slide base, one of the first positioning portion and the second positioning portion is received in the U-shaped groove, and the first positioning portion and the second positioning portion can approach each other and clamp the top plate.
In an alternative embodiment, the positioning assembly includes a cylinder block fixedly mounted to the slide base, and the first positioning portion includes a plunger in plug-in fit with the cylinder block.
In an optional embodiment, one oil cylinder corresponds to a plurality of plungers inserted and matched with the oil cylinder, and the plurality of plungers are arranged at intervals along the length direction of the base and can be simultaneously pressed against the upper end face of the top plate.
In an optional embodiment, the base further includes two first positioning blocks, the two first positioning blocks are respectively disposed on the lower end surfaces of the two top plates, the two first positioning blocks are arranged in mirror symmetry with respect to a vertical plane where the length direction of the base is located, and the second positioning block includes a second positioning block;
the lower end face of the first positioning block comprises a first positioning face, the upper end face of the second positioning block comprises a second positioning face parallel to the first positioning face, the first positioning face and the horizontal plane are arranged at an angle, and when the drill boom protrudes out of the base, the first positioning face can be close to the second positioning face and is in contact with the second positioning face in a fitting mode.
In an alternative embodiment, the first positioning surface comprises a first inclined surface, and the second positioning surface comprises a second inclined surface parallel to the first inclined surface.
In an optional implementation manner, the first positioning surface further includes a third inclined surface, the second positioning surface further includes a fourth inclined surface parallel to the third inclined surface, the third inclined surface and the first inclined surface are both arranged at an angle to the horizontal plane and the vertical plane, and are arranged at an angle to each other and form a V-shaped groove with a downward opening, and the length direction of the V-shaped groove and the width direction of the base are arranged at an angle.
In a second aspect, embodiments provide a rock drilling rig including a drill boom skidding apparatus as described in any one of the preceding embodiments.
Compared with the prior art, the drill boom sliding device and the drill jumbo provided by the invention have the following beneficial effects:
the drill boom sliding device comprises a base, a sliding seat and a positioning assembly, wherein the sliding seat is used for fixing a drill boom and can be movably arranged on the base, when the drill jumbo is not in a working state, the drill boom and the base are in an overlapped state, so that the length of the drill jumbo is reduced, the drill jumbo can move in a tunnel with a smaller track radius, and the drill jumbo is wider in applicability. Meanwhile, when the drilling jumbo is required to move to a position to be constructed, the sliding seat can move relative to the base and enable the drill boom to protrude out of one end of the base in the length direction, then the positioning assembly completes the relative fixing of the drill boom and the base so as to complete the relative fixing of the drill boom and the ground, the drill boom can complete drilling operation more accurately, and the normal stable construction of the drilling jumbo is guaranteed.
The technical advantages of the drill jumbo provided by the invention are the same as those of the drill boom sliding device, and are not repeated herein.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a drill boom sliding device provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a drill boom sliding device provided by an embodiment of the invention, except for a drill boom;
fig. 3 is a schematic structural view of a drill boom sliding apparatus according to an embodiment of the present invention, in which a first positioning block and a second positioning block are attached to each other;
fig. 4 is a schematic view illustrating a position relationship between an oil cylinder and a second positioning block in the drill boom sliding apparatus according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a sliding seat and an oil cylinder in the drill boom sliding apparatus provided in the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a base, an oil cylinder and a plunger in the drill boom sliding device provided in the embodiment of the present invention;
FIG. 7 is a schematic structural diagram of another base of the boom sliding apparatus according to the embodiment of the present invention;
fig. 8 is a schematic structural diagram of a drill jumbo according to an embodiment of the present invention.
Icon: 10-a base; 20-a slide; 30-a drill boom; 40-a first positioning block; 50-a second positioning block; 60-a plunger; 70-front baffle; 80-a rear baffle;
11-a top plate; 12-a base plate; 13-a U-shaped slot;
21-oil cylinder body;
41-a first bevel; 42-a third bevel;
51-a second bevel; 52-fourth slope.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1, the drill boom sliding apparatus provided in this embodiment includes a base 10, a sliding seat 20 and a positioning assembly, where the sliding seat 20 is used to fix a drill boom 30 and is movably disposed on the base 10, and when the drill jumbo is not in a working state, the drill boom 30 and the base 10 are in an overlapping state, so that the length of the drill jumbo is reduced, and the drill jumbo travels in a tunnel with a smaller track radius, which is more applicable. Meanwhile, when the drill jumbo is required to move to a position to be constructed, the sliding seat 20 can move relative to the base 10 and enable the drill boom 30 to protrude out of one end of the base 10 in the length direction, then the positioning assembly completes relative fixing of the drill boom 30 and the base 10 so as to complete relative fixing of the drill boom 30 and the ground, the drill boom 30 can complete drilling operation more accurately, and normal stable construction of the drill jumbo is guaranteed.
It should be noted that the power portion and the working portion of the drill jumbo in this embodiment are both mounted on the slide 20 and are arranged in parallel along the length direction of the base 10, and the operating portion is mounted on the base 10 and is arranged in parallel with the power portion along the width direction of the base 10. Referring to fig. 1, in the present embodiment, the length direction of the base 10 is defined as the X-axis direction, the height direction of the base 10 is defined as the Y-axis direction, and the width direction of the base 10 is defined as the Z-axis direction.
Specifically, the present embodiment also provides the following detailed description of the specific structure of the boom sliding device.
In this embodiment, the base 10 includes a guide rail, the length direction of the guide rail extends along the length direction of the base 10, the sliding seat 20 is slidably engaged with the guide rail, one of the guide rail and the sliding seat 20 includes a U-shaped groove 13 with an opening facing the width direction of the base 10, and the other includes a guide portion engaged with the U-shaped groove 13.
Specifically, the number of the U-shaped grooves 13 formed by the slide rails is at least two, the opening direction of at least one U-shaped groove 13 is opposite to the opening directions of the other U-shaped grooves 13, the guide parts are the same in number and are in one-to-one correspondence with the U-shaped grooves 13, and the base 10 and the slide carriage 20 can be relatively fixed in the Y-axis direction and the Z-axis direction to a certain extent through the insertion and matching of the U-shaped grooves 13 and the guide parts, and the slide carriage 20 can also be driven by a power mechanism to slide back and forth relative to the base 10 in the X-axis direction, so that the extension and retraction of the drill boom 30 relative to the base 10 are.
It should be noted that the guiding portion in this embodiment may be a guiding wheel rotatably mounted on one side of the sliding seat 20 in the Z-axis direction, and the guiding wheel is rotatably disposed in the U-shaped groove 13, so that the sliding seat 20 slides more stably and smoothly relative to the base 10, and the generated noise is less.
Alternatively, the guide portion may be a slider that is fitted into the U-shaped groove 13.
Referring to fig. 2, 4 and 5, in the present embodiment, the guide rail includes two U-shaped grooves 13, the openings of the two U-shaped grooves 13 are disposed opposite to each other, and the number of the guide portions is the same as the number of the U-shaped grooves 13 and corresponds to one another.
Specifically, the base 10 is preferably a U-shaped frame structure with an upward opening, the length direction of the U-shaped frame is the X-axis direction, the two U-shaped grooves 13 are respectively disposed on one side of the U-shaped frame opposite to the two side plates, the two guide portions at this time are respectively fixed on two sides of the sliding base 20 in the Z-axis direction, and the sliding base 20 can be inserted into the corresponding U-shaped groove 13 through an opening at any end of the U-shaped frame, so as to complete the sliding fit between the sliding base 20 and the base 10.
It should be noted that, in this embodiment, a front baffle 70 and a rear baffle 80 that close openings at two ends of the U-shaped frame are further fixedly installed on the base 10 to prevent the sliding seat 20 from falling off the base 10, at this time, when the sliding seat 20 is located at an end of the base 10 close to the rear baffle 80, the drill boom 30 is located above the base 10, at this time, the length of the drill jumbo is the length of the base 10, when the sliding seat 20 is located at an end of the base 10 close to the front baffle 70, the drill boom 30 protrudes out of the base 10, at this time, the length of the drill jumbo is the sum of the lengths of the base 10 and the drill.
Referring to fig. 6 and 7, in the present embodiment, the guide rail includes a top plate 11 and a bottom plate 12 spaced apart from each other along the Y-axis direction of the base 10, the top plate 11 and the bottom plate 12 are parallel to each other and form two side plates of the U-shaped groove 13, the positioning assembly includes a first positioning portion movably disposed on the sliding base 20 and a second positioning portion fixedly disposed on the sliding base 20, one of the first positioning portion and the second positioning portion is received in the U-shaped groove 13, and the first positioning portion and the second positioning portion can approach each other and clamp the top plate 11.
Specifically, for example, the second positioning portion is accommodated in the U-shaped groove 13, the first positioning portion is located above the top plate 11, the top plate 11 and the bottom plate 12 are both provided with two and one-to-one correspondence portions, wherein the width of the U-shaped groove 13 formed by the corresponding top plate 11 and bottom plate 12 is greater than the height of the second positioning portion, when the drill jumbo is in an inoperative state, the two bottom plates 12 complete supporting the slide carriage 20 and the drill boom 30 (i.e., the guide portion presses against the bottom plate 12 and is spaced from the top plate 11), and the second positioning portion is also close to or presses against the bottom plate 12 and is spaced from the top plate 11. The first positioning portion can move vertically downward relative to the sliding seat 20 and abut against the upper end face of the top plate 11, along with the continuous movement of the first positioning portion, the sliding seat 20 moves upward relative to the base 10 until the second positioning portion abuts against the lower end face of the top plate 11, and at this time, the first positioning portion and the second positioning portion clamp the top plate 11, so as to complete the relative fixation of the sliding seat 20 and the base 10.
In this embodiment, the positioning assembly includes a cylinder 21 fixedly mounted on the sliding base 20, and the first positioning portion includes a plunger 60 engaged with the cylinder 21.
Referring to fig. 3-6, two oil cylinder bodies 21 are respectively mounted on two sides of the sliding base 20 in the Z-axis direction, and are connected to a hydraulic system of the rock drilling jumbo, and under the driving of the hydraulic system, the plungers 60 can be driven to move downwards, so that the sliding base 20 moves vertically upwards relative to the base 10. Through the arrangement of hydraulic drive, the pressing force between the plunger 60 and the top plate 11 can be effectively ensured, and the relative fixation of the sliding seat 20 and the base 10 can be effectively ensured.
Referring to fig. 5, in the present embodiment, one oil cylinder 21 corresponds to a plurality of plungers 60 inserted into and engaged with the oil cylinder, and the plurality of plungers 60 are disposed at intervals along the length direction of the base 10 and can be pressed against the upper end surface of the top plate 11 at the same time.
Preferably, when the plunger 60 retracts into the oil cylinder body 21, the lower end surface of the plunger 60 abuts against the upper end surface of the top plate 11 at the moment, the oil cylinder body 21 comprises a plurality of cylindrical cavities which are used for being in sleeve fit with the plunger 60, the cylindrical cavities are all communicated with an oil inlet of the oil cylinder body 21, and under the driving of a hydraulic system, the plungers 60 extend out of the oil cylinder body 21 at the same time so as to complete clamping and fixing of the plungers and the second positioning portions on the top plate 11. At this time, by providing a plurality of plungers 60 to abut against the upper end surface of the top plate 11, the contact area between the plungers 60 and the top plate 11 is increased, so as to further ensure the relative fixation of the slider 20 and the base 10 in the longitudinal direction and the width direction of the base 10.
It should be noted that, in this embodiment, a plurality of single-piston oil cylinders arranged side by side in the X-axis direction may be fixedly disposed on one side of the sliding base 20, pistons in the plurality of single-piston oil cylinders form the first positioning portion, and the plurality of single-piston oil cylinders drive corresponding pistons to press the top plate, so that the clamping and fixing of the top plate 11 can be completed with the second positioning portion as well.
Referring to fig. 3, in this embodiment, the base 10 further includes two first positioning blocks 40, the two first positioning blocks 40 are respectively disposed on the lower end surfaces of the two top plates 11, the two first positioning blocks 40 are arranged in mirror symmetry with respect to a vertical plane in the X-axis direction, and the second positioning portion includes a second positioning block 50; the lower end face of the first positioning block 40 comprises a first positioning face, the upper end face of the second positioning block 50 comprises a second positioning face parallel to the first positioning face, the first positioning face and the horizontal plane are arranged in an angle mode, and when the drill boom 30 protrudes out of the base 10, the second positioning face can be close to the first positioning face and is in fit contact with the first positioning face.
Specifically, referring to fig. 3, 4, 6 and 7, the second positioning block 50 is fixed at one end of the top plate 11 close to the positive direction of the X axis, a gap for the first positioning block 40 to be inserted is formed between the second positioning block and the bottom plate 12, when the sliding seat 20 slides relative to the base 10 along the positive direction of the X axis and the drill boom 30 protrudes out of the base 10, the second positioning block 50 is just accommodated between the first positioning block 40 and the bottom plate 12, at this time, when the plunger 60 extends out of the oil cylinder 21 and moves the sliding seat 20 relative to the base 10 along the positive direction of the Y axis, the second positioning surface gradually approaches the first positioning surface and finally contacts the first positioning surface in an adhering manner, at this time, under the limit of the first positioning surface and the second positioning surface, the swinging and the movement of the sliding seat 20 in the direction of the Z axis can be avoided, and the drilling accuracy of the drill boom 30 is.
In this embodiment, the first positioning surface includes a first inclined surface 41, and the second positioning surface includes a second inclined surface 51 parallel to the first inclined surface 41.
At this time, referring to fig. 7, the first inclined surface 41 and the second inclined surface 51 are in contact with each other, and when the first inclined surface 41 is perpendicular to a vertical surface of the base 10 in the width direction, at least the swing and the movement of the slider 20 in the Z-axis direction can be prevented.
It should be noted that the first positioning surface and the second positioning surface may also be vertical surfaces, and when they are in contact with each other, the sliding base 20 can be prevented from swinging and moving in the Z-axis direction.
Or, referring to fig. 5 and 6, in this embodiment, the first positioning surface may further include a third inclined surface 42, the second positioning surface correspondingly includes a fourth inclined surface 52 parallel to the third inclined surface 42, the third inclined surface 42 and the first inclined surface 41 are both disposed at an angle to the horizontal plane and the vertical plane, and are disposed at an angle to each other and form a V-shaped groove with a downward opening, and a length direction of the V-shaped groove is disposed at an angle to a width direction of the base 10.
The length direction of the V-shaped groove is preferably the Z-axis direction, at this time, a V-shaped block matched with the V-shaped groove is formed on the second inclined surface 51 and the fourth inclined surface 52 on the second positioning block 50, and after the V-shaped groove formed on the first positioning block 40 is in inserting fit with the V-shaped block formed on the second positioning block 50, the slide carriage 20 and the base 10 are further ensured to be relatively fixed in the X-axis direction and the Y-axis direction.
It should be noted that, in this embodiment, the first positioning surface may further include any one or more of other inclined surfaces, planes, or vertical surfaces, that is, a hole-shaped, column-shaped, or tooth-shaped limiting structure may be formed at an end of the first positioning block 40 opposite to the second positioning block 50, and at this time, the second positioning block 50 is correspondingly provided with a limiting structure capable of being inserted into and matched with the limiting structure, so that the sliding base 20 and the base 10 are relatively fixed in the X-axis direction and the Y-axis direction.
Example two
Referring to fig. 8, the present embodiment provides a rock-drilling rig including a drill boom skidding apparatus as described in any one of the previous embodiments.
The technical advantages of the rock drilling jumbo provided by the present embodiment are the same as those of the drill boom displacement device described above, and are not described herein again.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The drill boom sliding device is characterized by comprising a base (10), a sliding seat (20) and a positioning assembly;
the sliding base (20) is used for installing a drill boom (30) and is arranged on the base (10) in a sliding mode, so that the drill boom (30) and the base (10) are arranged in an overlapping mode in the height direction or the drill boom (30) protrudes out of one end of the base in the length direction, the positioning assembly can fix the sliding base (20) and the base (10), and the relative fixing of the sliding base (20) and the base (10) is completed when the drill boom (30) protrudes out of one end of the base (10) in the length direction.
2. Drill boom skidding device according to claim 1, characterized in that the base (10) comprises a guide rail, the length direction of which extends along the length direction of the base (10), the slide (20) is in sliding fit with the guide rail, one of the guide rail and the slide (20) comprises a U-shaped groove (13) opening towards the width direction of the base (10), and the other comprises a guide part in plug fit with the U-shaped groove (13).
3. Drill boom skidding device according to claim 2, characterized in that the guide rail comprises two U-shaped grooves (13), the openings of the two U-shaped grooves (13) are oppositely arranged, and the number of the guiding parts is the same as the number of the U-shaped grooves (13) and corresponds to one another.
4. Drill boom skidding device according to claim 3, characterized in that the guide rail comprises a top plate (11) and a bottom plate (12) arranged at intervals in the height direction of the base (10), the top plate (11) and the bottom plate (12) are parallel to each other and form the U-shaped groove (13), the positioning assembly comprises a first positioning part movably arranged on the sliding base (20) and a second positioning part fixedly arranged on the sliding base (20), one of the first positioning part and the second positioning part is accommodated in the U-shaped groove (13), and the first positioning part and the second positioning part can approach each other and clamp the top plate (11).
5. Drill boom skidding device according to claim 4, characterized in that the positioning assembly comprises a cylinder block (21) fixedly mounted on the slide (20), and the first positioning part comprises a plunger (60) in plug-in fit with the cylinder block (21).
6. The drill boom sliding device according to claim 5, wherein one oil cylinder body (21) corresponds to a plurality of plungers (60) which are in plug-in fit with the oil cylinder body, and the plurality of plungers (60) are arranged at intervals along the length direction of the base (10) and can be simultaneously pressed against the upper end face of the top plate (11).
7. The drill boom sliding device according to any one of claims 4-6, wherein the base (10) further comprises two first positioning blocks (40), the two first positioning blocks (40) are respectively arranged on the lower end surfaces of the two top plates (11), the two first positioning blocks (40) are arranged in mirror symmetry relative to the vertical plane of the length direction of the base (10), and the second positioning block comprises a second positioning block (50);
the lower end face of the first positioning block (40) comprises a first positioning face, the upper end face of the second positioning block (50) comprises a second positioning face parallel to the first positioning face, the first positioning face and the horizontal plane are arranged in an angle mode, and when the drill boom (30) protrudes out of the base (10), the first positioning face can be close to the second positioning face and is in contact with the second positioning face in an attached mode.
8. Drill boom skidding device according to claim 7, characterized in that the first locating surface comprises a first inclined surface (41) and the second locating surface comprises a second inclined surface (51) mutually parallel to the first inclined surface (41).
9. Drill boom skidding device according to claim 8, characterized in that the first positioning surface further comprises a third inclined surface (42), the second positioning surface further comprises a fourth inclined surface (52) parallel to the third inclined surface (42), the third inclined surface (42) and the first inclined surface (41) are both arranged at an angle to the horizontal plane and the vertical plane and are arranged at an angle to each other and form a V-shaped groove with a downward opening, and the length direction of the V-shaped groove is arranged at an angle to the width direction of the base (10).
10. A rock drilling rig comprising a boom skidding apparatus as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010314382.0A CN111335820A (en) | 2020-04-20 | 2020-04-20 | Drill boom sliding device and drill jumbo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010314382.0A CN111335820A (en) | 2020-04-20 | 2020-04-20 | Drill boom sliding device and drill jumbo |
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| Publication Number | Publication Date |
|---|---|
| CN111335820A true CN111335820A (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010314382.0A Pending CN111335820A (en) | 2020-04-20 | 2020-04-20 | Drill boom sliding device and drill jumbo |
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| CN211974897U (en) * | 2020-04-20 | 2020-11-20 | 秦皇岛迪峰凿岩设备有限公司 | Drill boom sliding device and drill jumbo |
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2020
- 2020-04-20 CN CN202010314382.0A patent/CN111335820A/en active Pending
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| CN202640586U (en) * | 2012-06-26 | 2013-01-02 | 晋江市凯达石材机械有限公司 | Improved cross beam locking device for bridge type stone cutter |
| CN109630013A (en) * | 2019-01-23 | 2019-04-16 | 湖南五新隧道智能装备股份有限公司 | A kind of hydraulic drill ring |
| CN110284841A (en) * | 2019-06-28 | 2019-09-27 | 三峡大学 | A kind of rock drill main arm mechanism |
| CN211974897U (en) * | 2020-04-20 | 2020-11-20 | 秦皇岛迪峰凿岩设备有限公司 | Drill boom sliding device and drill jumbo |
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