CN113685135A - Drill box and anchor box switching assembly and anchor rod drill carriage - Google Patents
Drill box and anchor box switching assembly and anchor rod drill carriage Download PDFInfo
- Publication number
- CN113685135A CN113685135A CN202110998369.6A CN202110998369A CN113685135A CN 113685135 A CN113685135 A CN 113685135A CN 202110998369 A CN202110998369 A CN 202110998369A CN 113685135 A CN113685135 A CN 113685135A
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- plate
- box
- guide
- piston rod
- anchor
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- 238000005553 drilling Methods 0.000 claims abstract description 27
- 239000003921 oil Substances 0.000 claims description 45
- 238000005192 partition Methods 0.000 claims description 28
- 239000010720 hydraulic oil Substances 0.000 claims description 11
- 230000009977 dual effect Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
- E21D20/006—Machines for drilling anchor holes and setting anchor bolts having magazines for storing and feeding anchoring-bolts
Abstract
The invention discloses a drilling box and anchor box switching assembly and an anchor rod drill carriage, which comprise a frame body, a first plate, a second plate, a sliding plate, a drilling box, an anchor box and a driving device, wherein the first plate, the second plate and the sliding plate are all arranged on the frame body, the sliding plate can move along the length direction of the frame body, the first plate, the sliding plate and the second plate are arranged along the width direction of the frame body, and the sliding plate is positioned between the first plate and the second plate; the drill box is assembled on the first plate and the sliding plate in a guiding sliding manner and can be switched between the first plate and the sliding plate, the anchor box is assembled on the second plate and the sliding plate in a guiding sliding manner and can be switched between the second plate and the sliding plate, the drill box is provided with a first hole, and the anchor box is provided with a second hole; the driving device is used for driving the drill box or the anchor box to move and switch along the width direction of the frame body. The drilling box and anchor box switching assembly occupies small space, can realize the switching of the drilling box and the anchor box in limited space, and has high positioning precision and high reliability.
Description
Technical Field
The invention relates to the technical field of anchor rod support, in particular to a drilling box and anchor box switching assembly and an anchor rod drill carriage applying the same.
Background
The anchor drill carriage is a supporting device specially used for roadway anchor support, and is generally provided with a drill box and an anchor box, wherein the drill box is used for drilling, and the anchor box is used for anchoring operation, because the anchor support operation needs drilling and anchoring. In the related art, in order to facilitate the switching of the positions of the anchor box and the drill box, two switching oil cylinders are required to be configured on the anchor rod drill carriage, wherein one switching oil cylinder is used for driving the anchor box to move, and the other switching oil cylinder is used for driving the drill box to move.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the embodiment of the invention provides a drilling box and anchor box switching assembly which occupies a small space, can realize switching between a drilling box and an anchor box in a limited space, and is high in positioning precision and reliability.
The embodiment of the invention also provides an anchor rod drill carriage applying the drill box and anchor box switching assembly.
The drilling box and anchor box switching assembly comprises: the rack comprises a rack body, a first plate and a second plate, wherein the first plate and the second plate are both arranged on the rack body; the sliding plate is arranged on the frame body and can move along the length direction of the frame body, the first plate, the sliding plate and the second plate are arranged along the width direction of the frame body, and the sliding plate is positioned between the first plate and the second plate; the drilling box is assembled on the first plate and the sliding plate in a guiding sliding mode and can be switched between the first plate and the sliding plate, the anchor box is assembled on the second plate and the sliding plate in a guiding sliding mode and can be switched between the second plate and the sliding plate, a first hole is formed in the drilling box, and a second hole is formed in the anchor box; the driving device comprises a duplex oil cylinder and a driver, the duplex oil cylinder is connected with the driver, the driver is suitable for driving the duplex oil cylinder to move along the width direction of the frame body, the duplex oil cylinder comprises a first piston rod and a second piston rod, the first piston rod and the second piston rod are arranged at intervals along the width direction of the frame body, the first piston rod is adapted to be inserted into the first hole to drive the drill box to switch between the first plate and the skid plate upon actuation of the driver, the second piston rod is adapted to be inserted into the second hole to drive the anchor box to switch between the second plate and the shifting plate upon actuation of the driver, the first piston rod is further adapted to be stopped with an anchor box to align the second piston rod with the second aperture, the second piston rod is further adapted to stop with the drill box to align the first piston rod with the first aperture.
The drilling box and anchor box switching assembly provided by the embodiment of the invention has the advantages that the occupied space is small, the switching between the drilling box and the anchor box in a limited space can be realized, the positioning precision is high, and the reliability is high.
In some embodiments, the first plate is provided with a first surface, the second plate is provided with a second surface, the sliding plate is provided with a third surface, the first surface, the second surface and the third surface are located in the same plane, the drill box is slidably switched between the first surface and the third surface, and the anchor box is slidably switched between the second surface and the third surface.
In some embodiments, a first guide groove is formed in the first surface, a second guide groove is formed in the second surface, a third guide groove is formed in the third surface, a first guide rod is arranged on the drill box, the first guide rod is fitted in the first guide groove and the third guide groove, a second guide rod is arranged on the anchor box, the second guide rod is fitted in the second guide groove and the third guide groove, the first guide groove and the third guide groove are coaxially arranged so that the first guide rod is slidably switched between the first guide groove and the second guide groove, and the second guide groove and the third guide groove are coaxially arranged so that the second guide rod is slidably switched between the second guide groove and the third guide groove.
In some embodiments, the end portion of the first guide groove facing the third guide groove, the two ends of the third guide groove, and the end portion of the second guide groove facing the third guide groove are provided with guide sections, the radial dimension of the guide section of the end portion of the first guide groove is gradually reduced along the direction from the third guide groove to the first guide groove, the guide sections of the two ends of the third guide groove are gradually reduced along the direction from the outer side of the third guide groove to the inner side of the third guide groove, and the radial dimension of the guide section of the end portion of the second guide groove is gradually reduced along the direction from the third guide groove to the second guide groove.
In some embodiments, the end portions of the first guide rod and the second guide rod are each provided with a tapered portion, the tapered portions at both ends of the first guide rod have a radial dimension that gradually decreases in a direction from an outer side of the first guide rod to an inner side of the first guide rod, and the tapered portions at both ends of the second guide rod have a radial dimension that gradually decreases in a direction from an outer side of the second guide rod to an inner side of the second guide rod.
In some embodiments, the drill box includes a first connecting plate, the first guide rod is disposed on one side surface of the first connecting plate, the other side surface of the first connecting plate is provided with a plurality of first ear plates, the first hole is disposed on the first ear plate, the anchor box includes a second connecting plate, the second guide rod is disposed on one side surface of the second connecting plate, the other side surface of the second connecting plate is provided with a plurality of second ear plates, and the second hole is disposed on the second ear plate.
In some embodiments, the sliding plate is provided with a positioning cylinder, the first connecting plate and the second connecting plate are both provided with positioning holes, a piston rod of the positioning cylinder is suitable for being inserted into the positioning hole of the first connecting plate to realize positioning and fixing of the drill box and the sliding plate, and a piston rod of the positioning cylinder is also suitable for being inserted into the positioning hole of the second connecting plate to realize positioning and fixing of the anchor box and the sliding plate.
In some embodiments, the positioning hole is a kidney-shaped hole, and the free end of the piston rod of the positioning oil cylinder is in a frustum shape.
In some embodiments, the duplex cylinder includes a cylinder body, the first piston rod and the second piston rod are both guided and fitted on the cylinder body, a first cavity and a second cavity are disposed in the cylinder body, a first partition plate is disposed in the first cavity, the first partition plate divides the first cavity into a first movable cavity and a second movable cavity, one end of the first piston rod passes through the first movable cavity and is connected to the first partition plate, the other end of the first piston rod extends to the outside of the cylinder body, a second partition plate is disposed in the second cavity, the second partition plate divides the second cavity into a third movable cavity and a fourth movable cavity, one end of the second piston rod passes through the third movable cavity and is connected to the second partition plate, the other end of the second movable rod extends to the outside of the cylinder body, a first oil path and a second oil path are further disposed in the cylinder body, the first oil path is communicated with the first movable cavity and the fourth movable cavity, the second oil path is communicated with the second movable cavity and the third movable cavity, a first port and a second port are further arranged on the cylinder body and suitable for injecting hydraulic oil, the first port is communicated with the first movable cavity or the fourth movable cavity, and the second port is communicated with the second movable cavity and the third movable cavity.
The anchor rod drill carriage comprises a vehicle body and a drill box and anchor box switching assembly, wherein the drill box and anchor box switching assembly is arranged on the vehicle body, and the drill box and anchor box switching assembly is the drill box and anchor box switching assembly in any one of the embodiments.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a drilling rig and anchor box switching assembly according to an embodiment of the invention.
Figure 2 is a schematic front view of a second connection plate of the anchor box of figure 1.
Figure 3 is a rear schematic view of a second connection plate of the anchor box of figure 1.
Fig. 4 is a schematic view of the guide fit of the second connecting plate and the shifting board.
Fig. 5 is a schematic view of the internal structure of the dual oil cylinder in fig. 1.
Fig. 6 is a schematic diagram of the extension of the second piston rod of the duplex cylinder of fig. 1.
Fig. 7 is a schematic view of the extension of the first piston rod of the dual cylinder of fig. 1.
Reference numerals:
a frame body 1;
a first plate 2;
a second plate 3;
a slide plate 4; the third guide groove 41; a positioning cylinder 42;
a drill box 5; a first connection plate 51;
an anchor box 6; a second connecting plate 61; a second ear plate 611; a positioning hole 612; a second aperture 613; a second guide 614; a tapered portion 6141;
a drive device 7; a duplex cylinder 71; a first piston rod 711; a second piston rod 712; a first partition 713; a second partition 714; a first active cavity 715; a second active volume 716; a third active lumen 717; a fourth active lumen 718; a second oil passage 719; a first oil passage 720; a first port 721; a second port 722; a driver 72.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1 to 7, the drilling box and anchor box switching assembly according to the embodiment of the present invention includes a frame body 1, a first plate 2, a second plate 3, a skid plate 4, a drilling box 5, an anchor box 6, and a driving device 7.
As shown in fig. 1, the frame body 1 may be formed by welding steel materials, the frame body 1 has a substantially rectangular parallelepiped shape, and the frame body 1 extends in the vertical direction. First board 2 and second board 3 all establish on support body 1, and first board 2 and second board 3 are all fixed in the bottom of support body 1, and first board 2 and second board 3 along left right direction interval arrangement. For example, the first plate 2 and the second plate 3 may be welded and fixed to the bottom of the frame body 1, and the first plate 2 and the second plate 3 may be detachably fixed to the bottom of the frame body 1 by bolts or nuts.
Specifically, as shown in fig. 1, the width direction of the frame body 1 is the left-right direction, and the sliding plate 4 is disposed between the first plate 2 and the second plate 3, wherein the first plate 2 is located on the left side of the sliding plate 4, and the second plate 3 is located on the right side of the sliding plate 4. The sliding plate 4 can be assembled on the frame body 1 in a sliding manner through guide rail guiding, the length direction of the frame body 1 is the up-down direction, and the sliding plate 4 can move along the up-down direction.
The drill box 5 is assembled on the first plate 2 and the sliding plate 4 in a guiding and sliding mode and can be switched between the first plate 2 and the sliding plate 4, the anchor box 6 is assembled on the second plate 3 and the sliding plate 4 in a guiding and sliding mode and can be switched between the second plate 3 and the sliding plate 4, a first hole is formed in the drill box 5, and a second hole 613 is formed in the anchor box 6.
Specifically, the drill box 5 may be slidably fitted on the first plate 2 and the slide plate 4 by guide rails, and the drill box 5 can be reciprocally switched between the first plate 2 and the slide plate 4 when the slide plate 4 and the first plate 2 are substantially flush in the left-right direction. Similarly, the anchor box 6 may be slidably fitted to the shifting board 4 and the second board 3 by guide rails, and the anchor box 6 can be reciprocally switched between the shifting board 4 and the second board 3 when the shifting board 4 and the second board 3 are substantially flush in the left-right direction.
The drill box 5 is provided with a first hole, which may be a through hole or a blind hole, the first hole is suitable for inserting the first piston rod 711 of the duplex oil cylinder 71, the anchor box 6 is provided with a second hole 613, the second hole 613 may be a through hole or a blind hole, and the second hole 613 is suitable for inserting the second piston rod 712 of the duplex oil cylinder 71.
The driving device 7 comprises a duplex cylinder 71 and a driver 72, the duplex cylinder 71 is connected with the driver 72, the driver 72 is suitable for driving the duplex cylinder 71 to move along the width direction of the frame body 1, the duplex cylinder 71 comprises a first piston rod 711 and a second piston rod 712, the first piston rod 711 and the second piston rod 712 are arranged at intervals along the width direction of the frame body 1, the first piston rod 711 is suitable for being inserted into the first hole to drive the drill box 5 to switch between the first plate 2 and the sliding plate 4 when the driver 72 acts, the second piston rod 712 is suitable for being inserted into the second hole 613 to drive the anchor box 6 to switch between the second plate 3 and the sliding plate 4 when the driver 72 acts, the first piston rod 711 is also suitable for being blocked with the anchor box 6 to align the second piston rod 712 with the second hole 613, and the second piston rod 712 is also suitable for being blocked with the drill box 5 to align the first piston rod 711 with the first hole.
Specifically, as shown in fig. 1, the actuator 72 may be a telescopic cylinder, the actuator 72 extends along the left-right direction, the duplex cylinder 71 is fixed at the left end of the actuator 72, as shown in fig. 5, a first piston rod 711 and a second piston rod 712 are provided on the duplex cylinder 71, and the first piston rod 711 and the second piston rod 712 have a linkage effect, that is, when one of the first piston rod 711 and the second piston rod 712 extends, the other one retracts into the cylinder body of the cylinder.
The first piston rod 711 is adapted to be inserted into the first hole of the drill box 5, and then the drill box 5 can be reciprocally switched between the first plate 2 and the sliding plate 4 by the extension and contraction of the driver 72, and finally the drilling operation of the anchor rod is completed by the movement of the sliding plate 4 in the up-and-down direction. The second piston rod 712 is adapted to be inserted into the second hole 613 of the anchor box 6, and then the anchor box 6 can be reciprocally switched between the first plate 2 and the slide plate 4 by the extension and contraction of the driver 72, and finally the anchor rod anchoring work is completed by the movement of the slide plate 4 in the up-down direction.
In the process that the duplex cylinder 71 reciprocates in the left-right direction, the first piston rod 711 can also contact with the left stopper of the anchor box 6, so that the position of the duplex cylinder 71 can be positioned, the second piston rod 712 can be aligned with the second hole 613 on the anchor box 6, and the second piston rod 712 can be conveniently inserted into the second hole 613.
Similarly, during the reciprocating movement of the duplex cylinder 71 in the left-right direction, the second piston rod 712 can also be in stop contact with the right side of the drill box 5, so that the position of the duplex cylinder 71 can be located, the first piston rod 711 can be aligned with the first hole on the drill box 5, and the first piston rod 711 can be conveniently inserted into the first hole.
According to the drilling box and anchor box switching assembly provided by the embodiment of the invention, the drilling box 5 and the anchor box 6 can be driven in a reciprocating manner through the duplex oil cylinder 71, so that the condition that the drilling box 5 and the anchor box 6 need to be driven independently by two driving oil cylinders in the related art is avoided, the integral structure is simplified, the space occupancy rate is reduced, and the switching between the drilling box 5 and the anchor box 6 in a limited space is realized.
In some embodiments, the first plate 2 is provided with a first face, the second plate 3 is provided with a second face, the sliding plate 4 is provided with a third face, the first face, the second face and the third face are located in the same plane, the drill box 5 is slidably switched between the first face and the third face, and the anchor box 6 is slidably switched between the second face and the third face.
Specifically, as shown in fig. 1, the first plate 2, the sliding plate 4, and the second plate 3 are all installed on the front side of the frame body 1, the front side of the first plate 2 is a first surface, the front side of the second plate 3 is a second surface, the front side of the sliding plate 4 is a third surface, the first surface, the second surface, and the third surface are substantially flush with each other in the left-right direction, the drill box 5 is reciprocally switchable between the first surface and the third surface, and the anchor box 6 is reciprocally switchable between the second surface and the third surface. Therefore, the assembly precision of the drill box 5 and the anchor box 6 is ensured, and the reciprocating switching of the drill box 5 and the anchor box 6 is facilitated.
In some embodiments, the first face is provided with a first guide groove, the second face is provided with a second guide groove, the third face is provided with a third guide groove 41, the drill box 5 is provided with a first guide rod, the first guide rod is fitted in the first guide groove and the third guide groove 41, the anchor box 6 is provided with a second guide rod 614, the second guide rod 614 is fitted in the second guide groove and the third guide groove 41, the first guide groove and the third guide groove 41 are coaxially arranged so that the first guide rod is slidably switchable between the first guide groove and the second guide groove, and the second guide groove and the third guide groove 41 are coaxially arranged so that the second guide rod 614 is slidably switchable between the second guide groove and the third guide groove 41.
Specifically, the first surface may be provided with two first guide grooves and be arranged at intervals in the up-down direction, the second surface may be provided with two second guide grooves and be arranged at intervals in the up-down direction, and the third surface may be provided with two third guide grooves 41 and be arranged at intervals in the up-down direction, wherein the first guide grooves, the second guide grooves, and the third guide grooves 41 all extend in the left-right direction, and when the sliding plate 4 moves between the first plate 2 and the second plate 3, each first guide groove is arranged coaxially with the corresponding second guide groove and the corresponding third guide groove 41.
As shown in fig. 3, the rear side of the drill box 5 is provided with two first guide rods, the two first guide rods are arranged at intervals along the vertical direction, and both the two first guide rods extend along the left-right direction. Both first guide rods are guided and fitted in the corresponding first and third guide grooves 41. Similarly, the rear side surface of the anchor box 6 is provided with two second guide rods 614, two second guide rods 614 are arranged at intervals in the up-down direction, and both second guide rods 614 extend in the left-right direction. The two second guide rods 614 are guided and fitted in the corresponding second and third guide grooves 41. Therefore, the guide sliding assembly of the drill box 5, the first plate 2 and the sliding plate 4 is realized, and the guide sliding assembly of the anchor box 6, the sliding plate 4 and the second plate 3 is also realized. In addition, the joint of the first guide rod and the drill box 5 can bear a large shearing action, and the joint of the second guide rod 614 and the anchor box 6 can also bear a large shearing action, so that the structural strength requirement that the drill box 5 and the anchor box 6 slide along with the sliding plate 4 is met.
In some embodiments, the end of the first guide groove facing the third guide groove 41, the two ends of the third guide groove 41, and the end of the second guide groove facing the third guide groove 41 are provided with guide sections, the radial dimension of the guide section of the first guide groove end is gradually reduced along the direction from the third guide groove 41 to the first guide groove, the guide section of the two ends of the third guide groove 41 is gradually reduced along the direction from the outer side of the third guide groove 41 to the inner side of the third guide groove 41, and the radial dimension of the guide section of the second guide groove end is gradually reduced along the direction from the third guide groove 41 to the second guide groove.
Specifically, as shown in fig. 1, the right end of the first guide groove, the left and right ends of the third guide groove 41, and the left end of the second guide groove are provided with guide sections, and the guide sections can be regarded as tapered through holes, wherein the radial dimension of the guide section at the right end of the first guide groove is gradually increased along a direction from left to right, the radial dimension of the guide section at the left end of the third guide groove 41 is gradually decreased along a direction from left to right, the radial dimension of the guide section at the right end of the third guide groove 41 is gradually increased along a direction from left to right, and the radial dimension of the guide section at the left end of the second guide groove is gradually decreased along a direction from left to right.
Thereby, the insertion of the first guide rod into the first and third guide grooves 41 and the insertion of the second guide rod 614 into the third and second guide grooves 41, 41 are facilitated, thereby facilitating the reciprocal switching of the drill box 5 and the anchor box 6.
In some embodiments, the end portions of the first guide rod and the second guide rod 614 are provided with a taper portion 6141, the radial dimension of the taper portion 6141 at both ends of the first guide rod becomes gradually smaller along the direction from the outer side of the first guide rod to the inner side of the first guide rod, and the radial dimension of the taper portion 6141 at both ends of the second guide rod 614 becomes gradually smaller along the direction from the outer side of the second guide rod 614 to the inner side of the second guide rod 614.
Specifically, as shown in fig. 3, tapered portions 6141 are provided at both ends of the first guide rod and the second guide rod 614, and the tapered portions 6141 are frustum-shaped, wherein the radial dimension of the tapered portions 6141 at both ends of the first guide rod gradually increases along the direction from the outer side to the inner side of the first guide rod, and the radial dimension of the tapered portions 6141 at both ends of the second guide rod 614 also gradually increases along the direction from the outer side to the inner side of the second guide rod 614. When the first guide rod and the second guide rod 614 are inserted into the corresponding guide grooves, the tapered portion 6141 can be matched with the guide section, so that the first guide rod and the second guide rod 614 are conveniently inserted into the corresponding guide grooves, and the drill box 5 and the anchor box 6 are switched more smoothly.
In some embodiments, the drill box 5 comprises a first connecting plate 51, a first guide rod is provided on one side of the first connecting plate 51, a plurality of first ear plates are provided on the other side of the first connecting plate 51, a first hole is provided on the first ear plates, the anchor box 6 comprises a second connecting plate 61, a second guide rod 614 is provided on one side of the second connecting plate 61, a plurality of second ear plates 611 are provided on the other side of the second connecting plate 61, and a second hole 613 is provided on the second ear plates 611.
Specifically, as shown in fig. 2, the first connection plate 51 is used for fixing the drill box 5, the first connection plate 51 is substantially square, four first lug plates are arranged on the front side surface of the first connection plate 51, the four first lug plates are respectively arranged at four corner positions of the first connection plate 51, two of the first lug plates located below are respectively provided with a first hole, the first holes extend along the up-down direction, and when the tandem cylinder 71 moves to the lower side of the first connection plate 51, the first piston rod 711 can be extended out and inserted into the first holes.
The second connecting plate 61 is used for fixing the anchor box 6, the second connecting plate 61 is substantially square, four second lug plates 611 are arranged on the front side surface of the second connecting plate 61, the four second lug plates 611 are respectively arranged at four corner positions of the second connecting plate 61, wherein two lower second lug plates 611 are respectively provided with a second hole 613, the second holes 613 extend along the up-down direction, and when the double cylinder 71 moves to the lower side of the second connecting plate 61, the second piston rod 712 can extend out and be inserted into the second holes 613.
The first ear plate is arranged to facilitate the installation and fixation of the drill box 5 and also achieve the insertion and connection matching with the first piston rod 711, and the second ear plate 611 is arranged to facilitate the installation and fixation of the anchor box 6 and also achieve the insertion and connection matching with the second piston rod 712.
In some embodiments, the shifting board 4 is provided with a positioning cylinder 42, the first connecting board 51 and the second connecting board 61 are provided with positioning holes 612, a piston rod of the positioning cylinder 42 is adapted to be inserted into the positioning hole 612 of the first connecting board 51 to realize positioning and fixing of the drill box 5 and the shifting board 4, and a piston rod of the positioning cylinder 42 is further adapted to be inserted into the positioning hole 612 of the second connecting board 61 to realize positioning and fixing of the anchor box 6 and the shifting board 4.
Specifically, as shown in fig. 2 to 4, the middle of the shifting board 4 is provided with a positioning cylinder 42, a piston rod of the positioning cylinder 42 is retractable in the front-rear direction, the middle of the first connecting board 51 and the second connecting board 61 are provided with positioning holes 612, when the drill box 5 moves onto the shifting board 4, the piston rod of the positioning cylinder 42 on the shifting board 4 extends out and is inserted into the positioning hole 612 of the first connecting board 51, and when the anchor box 6 moves onto the shifting board 4, the piston rod of the positioning cylinder 42 on the shifting board 4 extends out and is inserted into the positioning hole 612 of the second connecting board 61. Therefore, the fixing effect of the sliding plate 4 and the drilling box 5 or the anchor box 6 can be enhanced, and the stability of operation is ensured.
In some embodiments, the positioning hole 612 is a kidney-shaped hole, and the free end of the piston rod of the positioning cylinder 42 is frustum-shaped. Specifically, as shown in fig. 2 to 4, the positioning hole 612 is a kidney-shaped hole, the positioning hole 612 extends in the up-down direction, and the radial dimension of the free end of the piston rod of the positioning cylinder 42 gradually decreases in the direction from the inner side to the outer side of the piston rod. Therefore, the piston rod of the positioning oil cylinder 42 can be conveniently inserted into the positioning hole 612.
In some embodiments, the dual oil cylinder 71 includes a cylinder body, the first piston rod 711 and the second piston rod 712 are both guided and fitted on the cylinder body, a first cavity and a second cavity are arranged in the cylinder body, a first partition plate 713 is arranged in the first cavity, the first partition plate 713 divides the first cavity into a first movable cavity 715 and a second movable cavity 716, one end of the first piston rod 711 passes through the first movable cavity 715 and is connected with the first partition plate 713, the other end of the first piston rod 711 extends to the outside of the cylinder body, a second partition plate 714 is arranged in the second cavity, the second partition plate 714 divides the second cavity into a third movable cavity 717 and a fourth movable cavity 718, one end of the second piston rod 712 passes through the third movable cavity 717 and is connected with the second partition plate 714, the other end of the second movable rod extends to the outside of the cylinder body, a first oil passage 720 and a second oil passage 719 are further arranged in the cylinder body, the first oil passage 720 connects the first movable cavity 715 and the fourth movable cavity 718, the second oil passage 719 communicates the second movable chamber 716 and the third movable chamber 717, the cylinder body is further provided with a first port 721 and a second port 722, the first port 721 and the second port 722 are adapted to be filled with hydraulic oil, the first port 721 communicates with the first movable chamber 715 or the fourth movable chamber 718, and the second port 722 communicates with the second movable chamber 716 and the third movable chamber 717.
Specifically, the dual oil cylinder 71 includes a cylinder body, which is substantially square, and as shown in fig. 5, a first cavity and a second cavity are provided in the cylinder body, the first cavity and the second cavity both extend along the up-down direction, and the first cavity and the second cavity are arranged at an interval in the front-back direction, wherein the first piston rod 711 is fitted in the first cavity and penetrates through the cylinder body, the second piston cylinder is fitted in the second cavity and penetrates through the cylinder body, and both the first piston rod 711 and the second piston rod 712 can move along the up-down direction.
A first partition 713 is arranged in the first cavity, the first partition 713 hermetically divides the first cavity into a first movable cavity 715 and a second movable cavity 716, wherein the first movable cavity 715 is positioned above the second movable cavity 716, the inner end of the first piston rod 711 is connected with the middle part of the first partition 713, and the first piston rod 711 passes through the first movable cavity 715 and extends out of the cylinder body. Similarly, a second partition 714 is arranged in the second chamber, the second partition 714 hermetically divides the second chamber into a third movable chamber 717 and a fourth movable chamber 718, wherein the third movable chamber 717 is located above the fourth movable chamber 718, the inner end of the second piston rod 712 is connected with the middle part of the second partition 714, and the second piston rod 712 passes through the third movable chamber 717 and extends out of the cylinder.
A first oil path 720 and a second oil path 719 are further provided in the cylinder body, wherein one end of the first oil path 720 is communicated with the first movable cavity 715, and the other end of the first oil path 720 is communicated with the fourth movable cavity 718, so that the first movable cavity 715 and the fourth movable cavity 718 are communicated, and when hydraulic oil is injected into one of the first movable cavity 715 and the fourth movable cavity 718, the other one is also simultaneously injected with the hydraulic oil. Similarly, one end of the second oil passage 719 communicates with the second movable chamber 716, and the other end of the second oil passage 719 communicates with the third movable chamber 717, thereby communicating the second movable chamber 716 and the third movable chamber 717, and when hydraulic oil is injected into one of the second movable chamber 716 and the third movable chamber 717, the other is also simultaneously injected with hydraulic oil.
When the switching assembly of the anchor box 6 and the drill box 5 of the embodiment of the invention is used, hydraulic oil is injected into one of the first movable cavity 715 and the fourth movable cavity 718, under the action of hydraulic pressure, the first partition 713 moves downwards, the first piston rod 711 retracts into the first cavity, the second partition 714 moves upwards, and the second piston rod 712 extends out of the second cavity, which is specifically shown in fig. 6. By injecting lubricating oil into one of the second movable chamber 716 and the third movable chamber 717, the first partition 713 moves upward under the hydraulic pressure, the first piston rod 711 extends out of the first chamber, the second partition 714 moves downward, and the second piston rod 712 retracts into the second chamber, as shown in fig. 7. Thereby, an alternating extension of the first piston rod 711 and the second piston rod 712 is achieved, whereby a separate drive of the anchor magazine 6 and the drill magazine 5, respectively, may be achieved.
As shown in fig. 5, a first port 721 and a second port 722 are provided on the cylinder, wherein the first port 721 communicates with the second active chamber 716 and the second port 722 communicates with the fourth active chamber 718. The first and second ports 721 and 722 may function to supply and discharge hydraulic oil, and when the first port 721 is filled with oil, the first piston rod 711 is extended, the second piston rod 712 is contracted, and hydraulic oil in the first and fourth movable chambers 715 and 718 can flow out through the second port 722. When the second port 722 takes in oil, the first piston rod 711 is contracted, the second piston rod 712 is extended, and at this time, the hydraulic oil in the second movable chamber 716 and the third movable chamber 717 can flow out through the first port 721. Thereby, the arrangement of the passages in the cylinder is simplified, and the driving forms of the first and second piston rods 711 and 712 are simplified.
In some embodiments, a displacement sensor may be disposed in the actuator 72, and the displacement sensor may monitor the expansion amount of the actuator, so as to accurately control the expansion amount of the actuator 72, thereby improving the positioning accuracy of the dual oil cylinder 71.
A rock bolt drill carriage according to an embodiment of the present invention is described below.
The anchor rod drill carriage comprises a vehicle body and a drill box and anchor box switching assembly, wherein the drill box and anchor box switching assembly is arranged on the vehicle body, and the drill box and anchor box switching assembly can be the drill box and anchor box switching assembly described in the embodiment. According to the anchor rod drill carriage provided by the embodiment of the invention, the switching assembly is high in precision and reliability, the positioning precision is high, the switching between the drill box 5 and the anchor box 6 can be realized through the duplex oil cylinder 71, the structure is simple, and the space occupancy rate is low. The positioning oil cylinder 42 is arranged inside the sliding plate 4, and has compact structure and better maintainability. In addition, the anchor rod drill carriage provided by the embodiment of the invention has better processing technology and assembly technology, and the automation of the anchor rod drill carriage is improved.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A drill box and anchor box switching assembly, comprising:
a frame body;
the first plate and the second plate are arranged on the frame body;
the sliding plate is arranged on the frame body and can move along the length direction of the frame body, the first plate, the sliding plate and the second plate are arranged along the width direction of the frame body, and the sliding plate is positioned between the first plate and the second plate;
the drilling box is assembled on the first plate and the sliding plate in a guiding sliding mode and can be switched between the first plate and the sliding plate, the anchor box is assembled on the second plate and the sliding plate in a guiding sliding mode and can be switched between the second plate and the sliding plate, a first hole is formed in the drilling box, and a second hole is formed in the anchor box;
the driving device comprises a duplex oil cylinder and a driver, the duplex oil cylinder is connected with the driver, the driver is suitable for driving the duplex oil cylinder to move along the width direction of the frame body, the duplex oil cylinder comprises a first piston rod and a second piston rod, the first piston rod and the second piston rod are arranged at intervals along the width direction of the frame body, the first piston rod is adapted to be inserted into the first hole to drive the drill box to switch between the first plate and the skid plate upon actuation of the driver, the second piston rod is adapted to be inserted into the second hole to drive the anchor box to switch between the second plate and the shifting plate upon actuation of the driver, the first piston rod is further adapted to be stopped with an anchor box to align the second piston rod with the second aperture, the second piston rod is further adapted to stop with the drill box to align the first piston rod with the first aperture.
2. The drill box-anchor box switching assembly of claim 1, wherein the first plate is provided with a first face, the second plate is provided with a second face, the sliding plate is provided with a third face, the first face, the second face, and the third face are in the same plane, the drill box is slidably switchable between the first face and the third face, and the anchor box is slidably switchable between the second face and the third face.
3. A drill box and anchor box switching assembly as defined in claim 2, wherein said first face is provided with a first guide slot, said second face is provided with a second guide slot, said third face is provided with a third guide slot, said drill box is provided with a first guide rod, said first guide rod fits within said first guide slot and said third guide slot, said anchor box is provided with a second guide rod, said second guide rod fits within said second guide slot and said third guide slot, said first guide slot and said third guide slot are coaxially arranged such that said first guide rod is slidably switchable between said first guide slot and said second guide slot, said second guide slot and said third guide slot are coaxially arranged such that said second guide rod is slidably switchable between said second guide slot and said third guide slot.
4. A drill box and anchor box switching assembly as claimed in claim 3, wherein the end of the first guide groove facing the third guide groove, the ends of the third guide groove, and the end of the second guide groove facing the third guide groove are each provided with a guide section, the radial dimension of the guide section at the end of the first guide groove is gradually reduced in a direction from the third guide groove to the first guide groove, the guide sections at the ends of the third guide groove are gradually reduced in a direction from the outer side of the third guide groove to the inner side of the third guide groove, and the radial dimension of the guide section at the end of the second guide groove is gradually reduced in a direction from the third guide groove to the second guide groove.
5. A drill box and anchor box switching assembly as defined in claim 3, wherein the ends of said first guide rod and said second guide rod are each provided with a tapered portion, the radial dimension of the tapered portions at both ends of said first guide rod becoming progressively smaller in a direction from the outside of said first guide rod to the inside of said first guide rod, and the radial dimension of the tapered portions at both ends of said second guide rod becoming progressively smaller in a direction from the outside of said second guide rod to the inside of said second guide rod.
6. A drill box and anchor box switching assembly as claimed in claim 3 wherein said drill box includes a first connecting plate, said first guide bar being provided on one side of said first connecting plate, said first connecting plate being provided on the other side with a plurality of first lugs, said first hole being provided in said first lug, said anchor box including a second connecting plate, said second guide bar being provided on one side of said second connecting plate, said second connecting plate being provided on the other side with a plurality of second lugs, said second hole being provided in said second lug.
7. The drilling box and anchor box switching assembly as claimed in claim 6, wherein the sliding plate is provided with a positioning cylinder, the first connecting plate and the second connecting plate are provided with positioning holes, a piston rod of the positioning cylinder is adapted to be inserted into the positioning hole of the first connecting plate to realize the positioning and fixing of the drilling box and the sliding plate, and a piston rod of the positioning cylinder is further adapted to be inserted into the positioning hole of the second connecting plate to realize the positioning and fixing of the anchor box and the sliding plate.
8. The drill box and anchor box switching assembly as in claim 7, wherein the locating hole is a kidney-shaped hole and the free end of the piston rod of the locating cylinder is frustum-shaped.
9. The drill box and anchor box switching assembly as claimed in any one of claims 1 to 8, wherein the duplex cylinder comprises a cylinder body, the first piston rod and the second piston rod are both guided and fitted on the cylinder body, a first cavity and a second cavity are arranged in the cylinder body, a first partition plate is arranged in the first cavity and divides the first cavity into a first movable cavity and a second movable cavity, one end of the first piston rod passes through the first movable cavity and is connected with the first partition plate, the other end of the first piston rod extends to the outside of the cylinder body, a second partition plate is arranged in the second cavity and divides the second cavity into a third movable cavity and a fourth movable cavity, one end of the second piston rod passes through the third movable cavity and is connected with the second partition plate, and the other end of the second movable rod extends to the outside of the cylinder body, the hydraulic cylinder is characterized in that a first oil path and a second oil path are further arranged in the cylinder body, the first oil path is communicated with the first movable cavity and the fourth movable cavity, the second oil path is communicated with the second movable cavity and the third movable cavity, a first port and a second port are further arranged on the cylinder body, the first port and the second port are suitable for injecting hydraulic oil, the first port is communicated with the first movable cavity or the fourth movable cavity, and the second port is communicated with the second movable cavity and the third movable cavity.
10. An anchor rod drill carriage, comprising a carriage body and a drill box and anchor box switching assembly, wherein the drill box and anchor box switching assembly is arranged on the carriage body, and the drill box and anchor box switching assembly is the drill box and anchor box switching assembly according to any one of claims 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998369.6A CN113685135B (en) | 2021-08-27 | 2021-08-27 | Drilling box anchor box switching assembly and anchor rod drill carriage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998369.6A CN113685135B (en) | 2021-08-27 | 2021-08-27 | Drilling box anchor box switching assembly and anchor rod drill carriage |
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| CN113685135A true CN113685135A (en) | 2021-11-23 |
| CN113685135B CN113685135B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110998369.6A Active CN113685135B (en) | 2021-08-27 | 2021-08-27 | Drilling box anchor box switching assembly and anchor rod drill carriage |
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| WO2019085819A1 (en) * | 2017-11-06 | 2019-05-09 | 廊坊景隆重工机械有限公司 | Process and device for supporting anchor bolt and anchor cable on successive mining working face |
| CN111411999A (en) * | 2020-04-24 | 2020-07-14 | 浙江开山重工股份有限公司 | Hydraulic anchor rod drill carriage |
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- 2021-08-27 CN CN202110998369.6A patent/CN113685135B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8584920A0 (en) * | 1984-03-30 | 1985-03-29 | Festo Kg | DRIVE BOX FOR THE LINEAR MOTION SECTOR OF AN ENGINE, CONSTITUTING, SAID SECTOR, THE POWER TAKE-OFF. |
| US20160032666A1 (en) * | 2014-05-06 | 2016-02-04 | Wiley T. Brice | Hydraulic Draw Works |
| CN204625034U (en) * | 2015-03-02 | 2015-09-09 | 王晨 | Twin-tub rotation formula telescoping mechanism |
| CN104790869A (en) * | 2015-04-14 | 2015-07-22 | 王发秀 | Drilling box switching device of anchor rod drilling machine for coal mine |
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| CN113685135B (en) | 2024-01-30 |
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