CN111946269A

CN111946269A - Efficient and angle-positioning-accurate mine-excavation down-the-hole rock drill

Info

Publication number: CN111946269A
Application number: CN202010982306.7A
Authority: CN
Inventors: 陈水根
Original assignee: Individual
Current assignee: Jiangxi Quannan Shilei Mining Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2020-11-17
Anticipated expiration: 2040-09-17
Also published as: CN111946269B

Abstract

The invention discloses a high-efficiency down-the-hole rock drill capable of positioning at a quasi-angle in the technical field of mining equipment, which comprises two groups of longitudinal plates arranged in a bilateral symmetry manner, a transverse plate is fixedly connected between the two groups of longitudinal plates, a front moving plate is arranged on the front end surface of the transverse plate, a sliding strip is transversely arranged on the rear end surface of the front moving plate, a sliding strip rail matched with the sliding strip is transversely arranged on the front end surface of the transverse plate, the sliding strip is movably arranged in the inner cavity of the matched sliding strip rail, the top of the front moving plate is connected with a positioning bottom plate, the top of the positioning bottom plate is provided with an electric hydraulic machine, a drill rod is fixedly connected onto the electric hydraulic machine, the periphery of the drill rod is fixedly sleeved with an outer fixing ring, the side wall of one group of the longitudinal plates is provided with a motor bottom plate, the top of the motor bottom plate is fixedly welded with a first speed reducing motor, and the, accurate control of the depth of the gouging can also be achieved.

Description

Efficient and angle-positioning-accurate mine-excavation down-the-hole rock drill

Technical Field

The invention relates to the technical field of mining equipment, in particular to a high-efficiency and quasi-angle positioning down-the-hole rock drill for mine exploitation.

Background

Rock drills are tools used to directly mine rock material. It drills blastholes in the rock formations to deposit explosives to blast the rock to complete the extraction of rock material or other stone work. Furthermore, rock drills may also be used as breakers for breaking hard layers such as concrete.

The degree of difficulty ten minutes of mining, especially in the procedure of the rock drilling of first step, need carry out effectual slotting for the relevant equipment in later stage can carry out effectual participation, but the most simple structure of current slotting can not realize nimble removal in order to make things convenient for the angle of finding the accurate slotting at the slotting in-process, and can not carry out accurate location to the slotting degree of depth, cause the slotting effect not good, consequently, a high efficiency and can accurate angle location's mine is opened and is adopted the down-the-hole rock drill very much has practical value.

Disclosure of Invention

The invention aims to provide an efficient and accurate-angle positioning down-the-hole rock drill for mine excavation, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a down-the-hole rock drill for mining with high efficiency and accurate angle positioning comprises two sets of longitudinal plates which are arranged in bilateral symmetry, a transverse plate is fixedly connected between the two sets of longitudinal plates, a front moving plate is arranged on the front end face of the transverse plate, a sliding strip is transversely arranged on the rear end face of the front moving plate, a sliding strip rail matched with the sliding strip is transversely arranged on the front end face of the transverse plate, the sliding strip is movably arranged in the inner cavity of the matched sliding strip rail, the top of the front moving plate is connected with a positioning bottom plate, the top of the positioning bottom plate is provided with an electric hydraulic machine, a drill rod is fixedly connected onto the electric hydraulic machine, an outer fixing ring is fixedly sleeved on the periphery of the drill rod, a motor bottom plate is arranged on one set of the side walls of the longitudinal plates, a first speed reducing motor is fixedly welded on the top of the motor bottom plate, a screw rod is connected to one side of the first speed reducing, an inner cavity of the mounting hole is fixedly connected with a bearing sleeve matched with the screw rod, one end of the screw rod, close to the longitudinal plate, penetrates through the longitudinal plate and extends to be fixed to the inner cavity of the matched bearing sleeve, and the bottom of the longitudinal plate is connected with an angle adjusting piece.

Preferably, the angle adjusting part comprises a rotating plate, two groups of longitudinal plates are fixedly connected to the top of the rotating plate, a sliding ring is arranged on the edge of the bottom of the rotating plate, a base plate is arranged below the rotating plate, a groove is formed in the top of the base plate, a second speed reduction motor is fixed in the inner cavity of the groove, a main saw gear is connected to the output end of the second speed reduction motor, a middle rotating rod is arranged between the base plate and the rotating plate, a bearing seat is fixedly connected to the bottom of the middle rotating rod in a sleeved mode, the bearing seat is fixedly welded to the top of the base plate, the top of the middle rotating rod is welded to the bottom of the rotating plate, a secondary saw gear matched with the main saw gear is fixedly connected to the periphery of the middle rotating rod in a sleeved mode, an annular rail matched with the sliding ring is arranged on.

Preferably, anterior board bottom that moves is connected with multiunit linkage plate, linkage plate all transversely runs through mutually and is provided with mounting hole two, just the equal fixedly connected with of two inner chambers of mounting hole matches the swivel nut with the screw rod, just the swivel nut all cup joints the setting in the screw rod periphery, linkage plate bottom all is connected with the slider of going to the bottom, it is provided with the T type slide rail that matches with the slider of going to the bottom to change board top transversely mutually, just the slider of going to the bottom all moves about and sets up among the T type slide rail inner chamber that matches.

Preferably, the positioning bottom plate comprises a base plate fixedly connected to the top of the front shifting plate through bolts, the top of the base plate is transversely provided with a middle slide rail, the front end surface and the rear end surface of the base plate are transversely provided with side slide rails, a second movable block is arranged in the inner cavity of the middle slide rail, a wedge-shaped fixture block is connected on the second movable block, the inner cavity of the middle slide rail is provided with a limiting block matched with the wedge-shaped fixture block, the front end surface and the rear end surface of the limiting block are both connected with a following rod, the back ends of the two groups of following rods penetrate through the base plate and respectively extend to the inner cavities of the matched side sliding rails, the two groups of following rods are connected with positioning members, the top of the positioning component is provided with a reinforcing component, the inner cavities of the two sets of side slide rails are provided with a first movable block, the tops of the second movable block and the first movable blocks are fixedly connected with the top of the outer fixed ring.

Preferably, the positioning member comprises an inner movable plate, two sets of side connecting plates arranged at intervals are arranged on one side of the inner movable plate, the opposite surfaces of the two sets of side connecting plates are connected with a V-shaped frame, two sets of oscillating rods arranged in a crossed manner are arranged between the two sets of V-shaped frames, the two sets of oscillating rods are rotationally connected with the respective matched V-shaped frames through a pin shaft, a secondary rod is arranged between the two sets of side connecting plates, a primary rod is movably sleeved on the periphery of the secondary rod, a plurality of sets of rubber buffer balls are arranged in the cavity of the primary rod, the opposite surfaces of the secondary rod and the primary rod are fixedly connected with the matched side connecting plates respectively, fastening studs are connected to the opposite ends of the two sets of inner movable plates, fastening nuts are movably connected to the peripheries of the two sets of fastening studs, phase guide grooves matched with the fastening studs are transversely arranged on the front end surface and the rear end surface of the base plate, and the back ends of the two groups of fastening studs respectively penetrate through the matched phase guide grooves and are movably connected with fastening nuts, and one group of side connecting plates far away from the inner movable plate is fixedly connected with the following rod.

Preferably, the reinforcing component comprises a base block, the front end face and the rear end face of the base block are provided with spring grooves, the bottoms of inner cavities of the spring grooves are provided with return springs in a welded mode, one ends, far away from the bottoms of the inner cavities of the spring grooves, of the return springs are connected with short column bases, one ends, far away from the bottoms of the short column bases, of the return springs are connected with clamping blocks, the tops of the short column bases are connected with positioning studs, the peripheries of the positioning studs are sleeved with positioning nuts, and top grooves matched with the positioning studs are formed in the tops of the base block and the corresponding positions of the two sets of positioning studs.

Preferably, the inner cavity of the base plate is provided with two groups of base rails matched with the base blocks, the two groups of base blocks are respectively and movably arranged in the inner cavities of the matched base rails, the front end surface and the rear end surface of the inner cavities of the two groups of base rails are respectively and uniformly provided with limiting sawteeth, the top ends of the two groups of positioning studs respectively penetrate through the matched top grooves and penetrate through the top of the base plate to be movably connected with the positioning nuts, and the base blocks are respectively and fixedly welded on the tops of the matched fastening studs.

Compared with the prior art, the invention has the beneficial effects that:

1. the down-the-hole rock drill drives the main saw gear to rotate through the second speed reducing motor, when the main saw gear rotates, the rotating plate is driven to adjust the chiseling angle through the middle rotating rod from the saw gear, and the rotating plate can be more stable in the rotating process through the sliding ring at the bottom of the rotating plate, so that the rotating plate is prevented from inclining when rotating;

2. in the process of chiseling the rock by driving the drill rod through the electric hydraulic machine, after a limiting block of an inner cavity of the middle slide rail is moved to a proper position, a fastening nut on the periphery of a fastening stud is screwed and fixed, so that the limiting block is positioned, when a movable block II connected to the bottom of an outer fixing ring moves, the limiting block can perform movement limiting treatment on a wedge-shaped fixture block, so that the chiseling depth of the drill rod is controlled, impact force generated when the wedge-shaped fixture block moves to the inner cavity of the limiting block can absorb energy and buffer large part of external force through a rubber buffer ball, and therefore buffering protection treatment on the limiting block is realized;

3. fix a position the internal movable plate of fastening nut screwing up, thereby when realizing fixing a position the stopper, because reset spring's effect, make the quick buckle of fixture block to spacing sawtooth space within a definite time, it is fixed to screw up the set nut of positioning stud periphery again, thereby realize once more that the reinforcement location to the stopper is handled, prevent that the stopper from receiving the wedge fixture block and assaulting and take place to shift, with the guarantee to the accurate control of the chisel seam degree of depth, when this down-the-hole rock drill can realize accurate angle location in the use, also can realize the accurate control of the chisel seam degree of depth.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the positioning base member structure of the present invention;

FIG. 3 is a schematic view of a positioning member according to the present invention;

fig. 4 is a top view of a reinforcement member structure of the present invention.

In the figure: 1. a longitudinal plate; 2. a motor base plate; 3. a first speed reducing motor; 4. positioning the bottom plate member; 41. a base plate; 42. a positioning member; 421. an inner movable plate; 422. a side connection plate; 423. a V-shaped frame; 424. a swing lever; 425. a sub-rod; 426. a female rod; 427. a rubber buffer ball; 428. fastening a stud; 429. fastening a nut; 43. a reinforcement assembly; 431. a base block; 432. a spring slot; 433. a return spring; 434. a stub base; 435. a clamping block; 436. slotting the top; 437. positioning the stud; 438. positioning a nut; 44. a side slide rail; 45. a middle slide rail; 46. a first movable block; 47. a second movable block; 48. a wedge-shaped fixture block; 49. a limiting block; 410. a follower bar; 411. a base rail; 412. a limiting saw tooth; 5. a screw; 6. a bearing housing; 7. a lower bottom slide block; 8. a connector tile; 9. a threaded sleeve; 10. a front moving plate; 11. a transverse plate; 12. a slider rail; 13. an electric hydraulic press; 14. a drill rod; 15. an outer fixing ring; 16. an angle adjustment member; 17. a substrate; 18. rotating the plate; 19. a slip ring; 20. a second speed reducing motor; 21. a main saw gear; 22. a middle rotating rod; 23. from a saw-tooth wheel; 24. and a bearing seat.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a down-the-hole rock drill for mining with high efficiency and accurate angle positioning, the technical scheme is as follows: a high-efficiency down-the-hole rock drill capable of positioning at a quasi-angle for mining comprises two groups of longitudinal plates 1 which are arranged in a bilateral symmetry mode, a transverse plate 11 is fixedly connected between the two groups of longitudinal plates 1, a front moving plate 10 is arranged on the front end face of the transverse plate 11, a sliding strip is transversely arranged on the rear end face of the front moving plate 10, a sliding strip rail 12 matched with the sliding strip is transversely arranged on the front end face of the transverse plate 11, the sliding strip is movably arranged in the inner cavity of the matched sliding strip rail 12, a positioning bottom plate 4 is connected to the top of the front moving plate 10, an electric hydraulic machine 13 is arranged on the top of the positioning bottom plate 4, a drill rod 14 is fixedly connected to the electric hydraulic machine 13, an outer fixing ring 15 is fixedly sleeved on the periphery of the drill rod 14, a motor bottom plate 2 is arranged on the side wall of one group of the longitudinal plates 1, a speed reducing motor I3 is fixedly welded to the top of the motor bottom, an inner cavity of the mounting hole is fixedly connected with a bearing sleeve 6 matched with the screw rod 5, one end of the screw rod 5 close to the longitudinal plate 1 penetrates through the longitudinal plate 1 and extends to be fixed to the inner cavity of the matched bearing sleeve 6, and the bottoms of the two groups of longitudinal plates 1 are both connected with an angle adjusting piece 16.

Referring to fig. 1, the angle adjusting member 16 includes a rotating plate 18, two sets of longitudinal plates 1 are both fixedly connected to the top of the rotating plate 18, a sliding ring 19 is disposed on the bottom edge of the rotating plate 18, a base plate 17 is disposed below the rotating plate 18, a groove is disposed on the top of the base plate 17, a second reduction motor 20 is fixed in the inner cavity of the groove, a main saw gear 21 is connected to the output end of the second reduction motor 20, a middle rotating rod 22 is disposed between the base plate 17 and the rotating plate 18, a bearing seat 24 is fixedly sleeved on the bottom of the middle rotating rod 22, the bearing seat 24 is fixedly welded on the top of the base plate 17, the top of the middle rotating rod 22 is welded on the bottom of the rotating plate 18, a secondary saw gear 23 matched with the main saw gear 21 is fixedly sleeved on the periphery of the middle rotating rod 22, an annular rail matched with the sliding ring 19 is disposed on the top of the base plate 17, and the bottom of the sliding, when the main saw gear 21 rotates, the rotating plate 18 is driven by the saw gear 23 through the middle rotating rod 22 to adjust the chiseling angle, and the rotating plate 18 can be more stable in the rotating process through the sliding ring 19 at the bottom of the rotating plate 18, so that the rotating plate 18 is prevented from inclining when rotating.

Referring to fig. 1, a plurality of groups of connecting plates 8 are connected to the bottom of a front moving plate 10, mounting holes two are transversely formed in the connecting plates 8 in a penetrating mode, screw sleeves 9 matched with screws 5 are fixedly connected to inner cavities of the mounting holes two, the screw sleeves 9 are sleeved on the peripheries of the screws 5, lower sliding blocks 7 are connected to the bottoms of the connecting plates 8, T-shaped sliding rails matched with the lower sliding blocks 7 are transversely arranged on the tops of rotating plates 18, and the lower sliding blocks 7 are movably arranged in inner cavities of the matched T-shaped sliding rails.

Referring to fig. 1 and 2, the positioning bottom plate member 4 includes a base plate 41, the base plate 41 is fixedly connected to the top of the front moving plate 10 by bolts, a middle rail 45 is transversely arranged on the top of the base plate 41, side rails 44 are transversely arranged on the front and rear end surfaces of the base plate 41, a second movable block 47 is arranged in the inner cavity of the middle rail 45, a wedge-shaped fixture block 48 is connected to the second movable block 47, a limiting block 49 matched with the wedge-shaped fixture block 48 is arranged in the inner cavity of the middle rail 45, a following rod 410 is connected to the front and rear end surfaces of the limiting block 49, and the back ends of the two sets of following rods 410 all run through the base plate 41 and respectively extend to the inner cavities of the matched side sliding rails 44, the two sets of following rods 410 are all connected with positioning members 42, the top of each positioning member 42 is provided with a reinforcing component 43, the inner cavities of the two sets of side sliding rails 44 are all provided with a first movable block 46, and the tops of the second movable blocks 47 and the first movable blocks 46 are all fixedly connected with the top of the outer fixing ring 15.

Referring to fig. 2 and 3, the positioning member 42 includes an inner plate 421, one side of the inner plate 421 is provided with two sets of side connection plates 422 arranged at intervals, opposite surfaces of the two sets of side connection plates 422 are both connected with V-shaped frames 423, two sets of swing rods 424 arranged crosswise are arranged between the two sets of V-shaped frames 423, the two sets of swing rods 424 are rotatably connected by a pin, the two sets of swing rods 424 are rotatably connected with the respective matched V-shaped frames 423 by a second pin, a sub-rod 425 is arranged between the two sets of side connection plates 422, a female rod 426 is movably sleeved on the outer periphery of the sub-rod 425, a plurality of sets of rubber buffer balls 427 are arranged in an inner cavity of the female rod 426, opposite surfaces of the sub-rod 425 and the female rod 426 are respectively and fixedly connected with the matched side connection plates 422, opposite ends of the two sets of inner plate 421 are both connected with fastening studs 428, fastening nuts 429 are movably connected on the outer peripheries of the two sets of fastening studs 428, phase guide grooves, and the opposite ends of the two groups of fastening studs 428 respectively pass through the matched phase guide grooves and are movably connected with the fastening nuts 429, wherein a set of side coupling plates 422 distant from the inner moving plate 421 is fixedly coupled to the follower levers 410, in the process of carrying out chiseling treatment on the rock by driving the drill rod 14 through the electric hydraulic machine 13, after the limiting block 49 in the inner cavity of the middle slide rail 45 is moved to a proper position, the fastening nut 429 on the periphery of the fastening stud 428 is screwed and fixed, thereby positioning the limiting block 49, when the second movable block 47 connected with the bottom of the outer fixed ring 15 moves, the limiting block 49 can perform movement limiting processing on the wedge-shaped fixture block 48, thereby ensuring that the depth of the chiseling seam of the drill rod 14 is controlled, the impact force generated when the wedge-shaped fixture block 48 moves to the inner cavity of the limiting block 49, the rubber buffer balls 427 can absorb and buffer a large part of external force, thereby realizing the buffer protection processing of the stopper 49.

Referring to fig. 4, the reinforcing assembly 43 includes a base block 431, spring grooves 432 are formed in front and rear end faces of the base block 431, return springs 433 are welded to bottoms of inner cavities of the spring grooves 432, short column bases 434 are connected to ends of the return springs 433, ends of the short column bases 434, which are far away from the bottoms of the inner cavities of the spring grooves 432, are connected to fixture blocks 435, positioning studs 437 are connected to tops of the two sets of short column bases 434, positioning nuts 438 are sleeved on peripheries of the positioning studs 437, and top grooves 436 matched with the tops of the base block 431 and the two sets of positioning studs 437 are formed in positions corresponding to each other in the tops of the base block 431.

Referring to fig. 2, 3 and 4, the inner cavity of the base plate 41 is provided with two sets of base rails 411 matched with the base blocks 431, the two sets of base blocks 431 are respectively and movably arranged in the inner cavity of the matched base rails 411, the front and rear end surfaces of the inner cavities of the two sets of base rails 411 are respectively and uniformly provided with limiting saw teeth 412 in a transverse direction, the top ends of two sets of positioning studs 437 respectively penetrate through the matched top slots 436 and penetrate through the top of the base plate 41 to be movably connected with positioning nuts 438, the base blocks 431 are respectively and fixedly welded on the tops of the respectively matched fastening studs 428, the fastening nuts 429 are screwed to position the inner movable plate 421, so that when the limiting block 49 is positioned, due to the action of the return spring 433, the fixture block 435 is quickly clamped in the gap of the limiting saw teeth 412, and then the positioning nuts 438 on the periphery of the positioning studs 437 are screwed to fix the limiting, prevent that stopper 49 from receiving wedge fixture block 48 to assault and take place to shift to the guarantee is to the accurate control of chisel seam degree of depth, when this down-the-hole rock drill can realize accurate angle location in the use, also can realize the accurate control of chisel seam degree of depth.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient and can accurate angle location's down-the-hole rock drill for mining, includes vertical plate (1) that two sets of bilateral symmetry set up, its characterized in that: a transverse plate (11) is fixedly connected between the two groups of longitudinal plates (1), a front moving plate (10) is arranged on the front end face of the transverse plate (11), a sliding strip is transversely arranged on the rear end face of the front moving plate (10), a sliding strip rail (12) matched with the sliding strip is transversely arranged on the front end face of the transverse plate (11), the sliding strip is movably arranged in the inner cavity of the matched sliding strip rail (12), the top of the front moving plate (10) is connected with a positioning bottom plate (4), the top of the positioning bottom plate (4) is provided with an electric hydraulic machine (13), a drill rod (14) is fixedly connected onto the electric hydraulic machine (13), an outer fixing ring (15) is fixedly sleeved on the periphery of the drill rod (14), a motor bottom plate (2) is arranged on the side wall of one group of the longitudinal plates (1), a first speed reducing motor (3) is fixedly welded on the top of the motor bottom plate (2), and a screw rod (5) is connected to one side, the other group of the longitudinal plate (1) is provided with a first mounting hole in a transverse penetrating mode, an inner cavity of the first mounting hole is fixedly connected with a bearing sleeve (6) matched with the screw rod (5), one end, close to the longitudinal plate (1), of the screw rod (5) penetrates through the longitudinal plate (1) and extends and is fixed to an inner cavity of the matched bearing sleeve (6), and the bottoms of the longitudinal plates (1) are both connected with angle adjusting pieces (16).

2. An efficient and quasi-angularly positionable down-the-hole rock drill for mining according to claim 1, further comprising: the angle adjusting piece (16) comprises a rotating plate (18), two groups of longitudinal plates (1) are fixedly connected to the top of the rotating plate (18), a sliding ring (19) is arranged on the edge of the bottom of the rotating plate (18), a base plate (17) is arranged below the rotating plate (18), a groove is arranged on the top of the base plate (17), a second speed reducing motor (20) is fixed in an inner cavity of the groove, a main saw gear (21) is connected to the output end of the second speed reducing motor (20), a middle rotating rod (22) is arranged between the base plate (17) and the rotating plate (18), a bearing seat (24) is fixedly sleeved at the bottom of the middle rotating rod (22), the bearing seat (24) is fixedly welded to the top of the base plate (17), the top of the middle rotating rod (22) is welded to the bottom of the rotating plate (18), a secondary saw gear (23) matched with the main saw gear (21) is fixedly sleeved on the periphery of the middle rotating rod (, the top of the base plate (17) is provided with an annular rail matched with the sliding ring (19), and the bottom end of the sliding ring (19) extends to the inner cavity of the matched annular rail.

3. An efficient and quasi-angularly positionable down-the-hole rock drill for mining according to claim 2, characterized in that: the front portion moves board (10) bottom and is connected with multiunit linkage board (8), linkage board (8) all transversely run through and are provided with mounting hole two, just swivel nut (9) that two inner chambers of mounting hole all fixedly connected with and screw rod (5) match, just swivel nut (9) all cup joint the setting in screw rod (5) periphery, linkage board (8) bottom all is connected with lower bottom slider (7), it is provided with the T type slide rail that matches with lower bottom slider (7) transversely to change board (18) top, just lower bottom slider (7) all activity sets up among the T type slide rail inner chamber that matches.

4. An efficient and quasi-angularly positionable down-the-hole rock drill for mining according to claim 3, characterized in that: the positioning bottom plate component (4) comprises a base plate (41), the base plate (41) is fixedly connected to the top of the front moving plate (10) through bolts, a middle sliding rail (45) is transversely arranged on the top of the base plate (41), side sliding rails (44) are transversely arranged on the front end face and the rear end face of the base plate (41), a second movable block (47) is arranged in an inner cavity of the middle sliding rail (45), a wedge-shaped fixture block (48) is connected onto the second movable block (47), a limiting block (49) matched with the wedge-shaped fixture block (48) is arranged in the inner cavity of the middle sliding rail (45), the front end face and the rear end face of the limiting block (49) are respectively connected with a following rod (410), the opposite ends of the two groups of following rods (410) penetrate through the base plate (41) and respectively extend to the inner cavity of the matched side sliding rails (44), and positioning members (42) are respectively connected onto the, locating component (42) top is provided with reinforcement subassembly (43), and is two sets of avris slide rail (44) inner chamber all is provided with movable block one (46), the top of movable block two (47) and two sets of movable block one (46) all with the top fixed connection of outer solid fixed ring (15).

5. An efficient and quasi-angularly positionable down-the-hole rock drill for mining according to claim 4, characterized in that: the positioning component (42) comprises an inner movable plate (421), two groups of side connecting plates (422) arranged at intervals are arranged on one side of the inner movable plate (421), V-shaped frames (423) are connected to opposite surfaces of the two groups of side connecting plates (422), two groups of swinging rods (424) arranged in a cross mode are arranged between the two groups of V-shaped frames (423), the two groups of swinging rods (424) are connected in a rotating mode through pin shafts, the two groups of swinging rods (424) are connected with the V-shaped frames (423) matched with the swinging rods respectively in a rotating mode through pin shafts, a sub-rod (425) is arranged between the two groups of side connecting plates (422), a main rod (426) is movably sleeved on the periphery of the sub-rod (425), a plurality of groups of rubber buffer balls (427) are arranged in an inner cavity of the main rod (426), and the opposite surfaces of the sub-rod (425) and the main rod (426) are fixedly connected with, fastening studs (428) are connected to the opposite ends of the two groups of inner movable plates (421), fastening nuts (429) are movably connected to the peripheries of the two groups of fastening studs (428), phase guide grooves matched with the fastening studs (428) are transversely formed in the front end face and the rear end face of the base plate (41), the opposite ends of the two groups of fastening studs (428) respectively penetrate through the matched phase guide grooves and are movably connected with the fastening nuts (429), and one group of side connecting plates (422) far away from the inner movable plates (421) is fixedly connected with the following rods (410).

6. An efficient and quasi-angularly positionable down-the-hole rock drill for mining according to claim 4, characterized in that: consolidate subassembly (43) and include base piece (431), the terminal surface all is provided with spring groove (432) around base piece (431), the inner chamber bottom of spring groove (432) all welds and is provided with reset spring (433), the one end that spring groove (432) inner chamber bottom was kept away from in reset spring (433) all is connected with short column base (434), short column base (434) are kept away from reset spring (433) one end and all are connected with fixture block (435), two sets of short column base (434) top all is connected with locating stud (437), locating stud (437) periphery all cup joints and is provided with set nut (438), base piece (431) top all is provided with rather than the top fluting (436) that matches with two sets of locating stud (437) corresponding position.

7. An efficient and quasi-angularly positionable down-the-hole rock drill for mining according to claim 6, further comprising: the base plate (41) inner cavity is provided with two sets of base rails (411) matched with the base blocks (431), the two sets of base blocks (431) are respectively and movably arranged in the inner cavity of the matched base rails (411), the front end face and the rear end face of the inner cavity of the two sets of base rails (411) are respectively and uniformly provided with limiting saw teeth (412) in a transverse direction, the top ends of the two sets of positioning studs (437) respectively penetrate through the matched top grooves (436) and penetrate through the top of the base plate (41) to be movably connected with positioning nuts (438), and the base blocks (431) are respectively welded and fixed on the tops of the matched fastening studs (428).