CN210239603U - Self-telescopic cross beam for anchor rod drilling machine - Google Patents
Self-telescopic cross beam for anchor rod drilling machine Download PDFInfo
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- CN210239603U CN210239603U CN201921233930.6U CN201921233930U CN210239603U CN 210239603 U CN210239603 U CN 210239603U CN 201921233930 U CN201921233930 U CN 201921233930U CN 210239603 U CN210239603 U CN 210239603U
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Abstract
The utility model discloses a self-telescopic crossbeam for a roofbolter, which comprises a main crossbeam, a left crossbeam, a right crossbeam, a left pulley and a right pulley; the main beam is connected with the machine body of the digging, anchoring and protecting all-in-one machine, and the left beam and the right beam are arranged on the main beam in parallel; a left telescopic oil cylinder and a right telescopic oil cylinder for providing telescopic power are further arranged below the main beam; a left pulley is arranged above the left cross beam in a sliding fit mode, and a right pulley is arranged above the right cross beam in a sliding fit mode; speed doubling mechanisms are arranged inside the left cross beam and the right cross beam, and power output shafts of the speed doubling mechanisms are respectively and rigidly connected with the left pulley and the right pulley; and the left pulley and the right pulley are both provided with a mounting seat for connecting an anchor rod drilling machine. The utility model discloses increased jumbolter's horizontal migration scope, made jumbolter freely remove on whole tunnel width direction, the drilling direction of each stock all is perpendicular with the tunnel roof, guarantees that all top stock holes homoenergetic satisfy the relevant requirement of colliery regulation.
Description
Technical Field
The utility model relates to a roofbolter is with from flexible crossbeam belongs to coal mine equipment technical field.
Background
The coal roadway mining related regulation requires that the rest top anchor rod holes are perpendicular to the top wall of the roadway except that two anchor rod holes at the left and right outermost sides of the roadway can form an included angle of 15 degrees with the wall of the roadway. In the existing tunneling, anchoring and protecting integrated machine, because the width of the machine body is limited, the travel of the anchor rod drilling machine moving to two sides is limited when the anchor rod drilling machine vertically drills, and the anchor rod drilling machine cannot move right below a designed drill hole to vertically drill; especially, under the condition that the design position of the top anchor rod hole exceeds the width of the whole machine, the drilling center of the anchor rod drilling machine can only move to the edge of the whole machine at most, and only the anchor rod drilling machine can be rotated to drill at the outermost side, and the hole is not completely vertical to the top wall of the roadway and can not completely meet the requirements of regulations.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a roofbolter is with from telescopic crossbeam to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a roofbolter is with from flexible crossbeam, the utility model discloses a further improvement lies in: the side of the main beam is provided with a dovetail groove, and the side of the left beam and the side of the right beam are provided with trapezoidal guide rails matched with the dovetail groove.
The utility model discloses a further improvement lies in: the upper end surfaces of the left cross beam and the right cross beam are provided with slideways along the length direction, and the bottoms of the left pulley and the right pulley are provided with sliding grooves matched with the slideways.
The utility model discloses a further improvement lies in: the slide is an inverted trapezoidal slide.
The utility model discloses a further improvement lies in: the speed multiplying mechanism comprises a speed multiplying oil cylinder, a telescopic connecting rod in transmission connection with a speed multiplying oil cylinder piston rod, a guide wheel arranged at the front end of the telescopic connecting rod, and a transmission chain which bypasses the guide wheel and is connected with the pulley.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a self-expanding crossbeam for roofbolter, compare with the existing anchor rod installation mechanism of the digging, anchoring and protecting integrated machine, the horizontal movement range of roofbolter is enlarged, so that roofbolter can move freely in the width direction of the whole roadway, the drilling direction of each anchor rod is vertical to the top wall of the roadway, and all top anchor rod holes can meet the requirements of the related requirements of coal mine regulations; and the anchor rod drilling machine arranged on the right pulley can move to the central position of the tunneling, anchoring and protecting all-in-one machine, and can drill an anchor rod hole on the central line of the roadway, so that the application range of the tunneling, anchoring and protecting all-in-one machine is enlarged.
The utility model discloses can outwards stretch out enough width at the during operation, make roofbolter remove on the crossbeam, punch perpendicularly to the tunnel roof according to colliery regulation requirement, can restore when out of work again and withdraw, do not increase the complete machine width, do not influence the tunnelling operation, it is very convenient to use.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a rear view of the structure of FIG. 1;
FIG. 4 is a left side view of the structure of FIG. 3;
fig. 5 is a partially enlarged structural view of a portion a in fig. 3.
In the figure: 1-main beam, 2-left beam, 3-right beam, 4-left pulley, 5-right pulley, 6-left telescopic oil cylinder, 7-right telescopic oil cylinder, 8-speed multiplying mechanism, 81-speed multiplying oil cylinder, 82-telescopic connecting rod, 83-guide wheel, 84-transmission chain and 9-mounting seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
A self-telescopic cross beam for an anchor rod drilling machine is shown in figures 1-5 and comprises a main cross beam 11, a left cross beam 22, a right cross beam 33, a left pulley 44 and a right pulley 55.
The main beam 1 is connected with the machine body of the tunneling, anchoring and protecting all-in-one machine, and a stable operation platform is provided for the drilling operation of the jumbolter. The left cross beam 2 and the right cross beam 3 are arranged on the main cross beam 1 side by side, and the sum of the lengths of the left cross beam 2 and the right cross beam 3 is consistent with the length of the main cross beam 1; a left telescopic oil cylinder 6 and a right telescopic oil cylinder 7 for providing telescopic power are further arranged below the main beam 1. The length of right crossbeam 3 is greater than the length of left crossbeam 2, and when left crossbeam 2, right crossbeam 3 all reset, right crossbeam 3 covers the central point of main beam 1 and puts.
Specifically, the left telescopic oil cylinder 6 is fixed at the bottom of the main beam 1, and a piston rod of the left telescopic oil cylinder is fixedly connected with the left end of the left beam 2; similarly, the right telescopic oil cylinder 7 is also fixed at the bottom of the main beam 1, and a piston rod of the right telescopic oil cylinder is fixedly connected with the right end of the right beam 3.
Specifically, a dovetail groove is formed in the side face of the main beam 1, and trapezoidal guide rails matched with the dovetail groove are formed in the side faces of the left beam 2 and the right beam 3; through the cooperation use of dovetail and trapezoidal guide rail, make left crossbeam 2 and right crossbeam 3 can stably stretch out and draw back along main beam 1.
The upper end surfaces of the left cross beam 2 and the right cross beam 3 are provided with slideways along the length direction, the left pulley 4 is arranged on the slideway of the left cross beam 2 in a crossing mode, the right pulley 5 is arranged on the slideway of the right cross beam 3 in a crossing mode, and sliding connection of the left pulley 4 and the left cross beam 2, the right pulley 5 and the right cross beam 3 is achieved. The inside of left crossbeam 2, right crossbeam 3 all is provided with doubly fast mechanism 8, doubly fast mechanism 8's power output shaft respectively with left coaster 4, right coaster 5 rigid connection, left coaster 4 can be done the full stroke and slide along left crossbeam 2 under the drive of left doubly fast mechanism 8, right coaster 5 can be done the full stroke and slide along right crossbeam 3 under the drive of right doubly fast mechanism 8. All be provided with the mount pad 9 that is used for connecting the roofbolter on left tackle 4, the right tackle 5, the roofbolter is fixed on the flange of mount pad 9, can realize the anchor of circumference angle and bore the operation.
Particularly, the slide is the trapezoidal slide that falls, and left coaster 4 and 5 bottoms of right coaster all are provided with the spout with the trapezoidal slide looks adaptation that falls.
Specifically, the speed multiplying mechanism 8 comprises a speed multiplying oil cylinder 81, a telescopic connecting rod 82 in transmission connection with a piston rod of the speed multiplying oil cylinder 81, a guide wheel 83 arranged at the front end of the telescopic connecting rod 82, and a transmission chain 84 which bypasses the guide wheel 83 and is connected with a pulley; when the speed doubling oil cylinder 81 extends out, the pulley is driven by the transmission chain 84 to move at double speed, and the moving stroke of the pulley is twice of that of the speed doubling oil cylinder 81.
The utility model discloses a theory of operation does:
after the anchor rod drilling machine reaches the working surface of the roadway, according to the drilling requirement of the roadway, firstly, the left cross beam or the right cross beam is extended outwards through the telescopic oil cylinder, then, the pulley is driven by the speed doubling mechanism to slide to the position right below the drilling position, and the hole is drilled vertically upwards; different drilling machines can be selected for anchor drilling according to the position of the anchor jacking rod hole, under the normal condition, the anchor drilling machine on the left half is used for anchor drilling, the anchor drilling machine on the left pulley is used for anchor drilling, the anchor drilling machine on the right half is used for anchor drilling, and the anchor drilling machine on the center of the cross beam is used for anchor drilling.
The anchor rod drilling machine can slide on the left cross beam and the right cross beam in a full stroke manner, namely the moving stroke is expanded to the width of the two cross beams, so that the requirement of the transverse width movement of a roadway is met.
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 (5)
1. The utility model provides a roofbolter is with from flexible crossbeam which characterized in that: comprises a main beam (1), a left beam (2), a right beam (3), a left pulley (4) and a right pulley (5); the main beam (1) is connected with a machine body of the tunneling, anchoring and protecting all-in-one machine, the left beam (2) and the right beam (3) are arranged on the main beam (1) side by side, the sum of the lengths of the left beam (2) and the right beam (3) is consistent with the length of the main beam (1), and the length of the right beam (3) is greater than the length of the left beam (2); a left telescopic oil cylinder (6) and a right telescopic oil cylinder (7) for providing telescopic power are further arranged below the main beam (1); a left pulley (4) is arranged above the left cross beam (2) in a sliding fit manner, and a right pulley (5) is arranged above the right cross beam (3) in a sliding fit manner; a speed multiplying mechanism (8) is arranged in each of the left cross beam (2) and the right cross beam (3), and a power output shaft of the speed multiplying mechanism (8) is respectively and rigidly connected with the left pulley (4) and the right pulley (5); and the left pulley (4) and the right pulley (5) are both provided with a mounting seat (9) for connecting an anchor rod drilling machine.
2. A self-retracting beam for a roof bolter according to claim 1, characterized in that: the dovetail groove is formed in the side face of the main cross beam (1), and the trapezoidal guide rails matched with the dovetail groove are formed in the side faces of the left cross beam (2) and the right cross beam (3).
3. A self-retracting beam for a roof bolter according to claim 1, characterized in that: the upper end faces of the left cross beam (2) and the right cross beam (3) are provided with slideways along the length direction, and the bottoms of the left pulley (4) and the right pulley (5) are provided with sliding grooves matched with the slideways.
4. A self-retracting beam for a roof bolter according to claim 3, characterized in that: the slide is an inverted trapezoidal slide.
5. A self-retracting beam for a roof bolter according to claim 1, characterized in that: the speed multiplying mechanism (8) comprises a speed multiplying oil cylinder (81), a telescopic connecting rod (82) in transmission connection with a piston rod of the speed multiplying oil cylinder (81), a guide wheel (83) arranged at the front end of the telescopic connecting rod (82), and a transmission chain (84) which bypasses the guide wheel (83) and is connected with the pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921233930.6U CN210239603U (en) | 2019-08-01 | 2019-08-01 | Self-telescopic cross beam for anchor rod drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921233930.6U CN210239603U (en) | 2019-08-01 | 2019-08-01 | Self-telescopic cross beam for anchor rod drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210239603U true CN210239603U (en) | 2020-04-03 |
Family
ID=69993629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921233930.6U Active CN210239603U (en) | 2019-08-01 | 2019-08-01 | Self-telescopic cross beam for anchor rod drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210239603U (en) |
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2019
- 2019-08-01 CN CN201921233930.6U patent/CN210239603U/en active Active
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