CN210370485U - Advanced drilling machine working system carried by full-face hard rock heading machine - Google Patents
Advanced drilling machine working system carried by full-face hard rock heading machine Download PDFInfo
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- CN210370485U CN210370485U CN201920948756.7U CN201920948756U CN210370485U CN 210370485 U CN210370485 U CN 210370485U CN 201920948756 U CN201920948756 U CN 201920948756U CN 210370485 U CN210370485 U CN 210370485U
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- 238000005553 drilling Methods 0.000 title claims abstract description 116
- 239000011435 rock Substances 0.000 title claims abstract description 17
- 230000000670 limiting effect Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
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- 238000009434 installation Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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Abstract
The utility model relates to a preceding rig operating system that full section hard rock entry driving machine carried on belongs to full section hard rock entry driving machine (TBM) geological drilling technical field in advance. A forepoling machine work system that full section hard rock entry driving machine carried on, constitute by planetary platform, two fork formula lift platform and forepoling machine drilling system three major parts, thereby can make face in the face through the drilling in advance when TBM tunnels high strength stratum and destroy blade disc the place ahead rock mass integrality to improve TBM tunnelling speed. The utility model discloses work efficiency when being favorable to improving the TBM tunnelling hard composite stratum has important novelty and engineering practicality.
Description
Technical Field
The utility model belongs to the technical field of advance geological drilling, a advance rig operating system that full section hard rock entry driving machine (TBM) carried on is related to.
Background
In the construction process of a full-face hard rock Tunnel Boring Machine (TBM) and a shield, when some unknown strata are encountered, advanced drilling detection needs to be carried out on the un-excavated strata in front of a cutter head; when hard strata are encountered, a face blank surface can be manufactured in the rock body by drilling in advance in the undisturbed rock body, so that the integrity of the rock body is damaged, and the difficulty of full-face tunneling can be effectively reduced.
The drilling position of the advanced drilling equipment is fixed and adjustable. Fixed advanced drilling equipment cannot change the position of a borehole. Adjustable advanced drilling equipment, such as a cantilever type heading machine onboard drilling machine integrating drilling with excavation and anchoring (application number CN201410256847.6) and an automatic hole site adjusting device (application number 201420716161.6) for advanced geological drilling, are not integrated with a shield and a TBM (tunnel boring machine), and cannot be matched with drilling in shield and TBM construction.
Therefore, a working system of the advance drilling machine, which is suitable for laying advance drill holes in TBM construction, is needed, can adapt to the construction environment in a TBM cabin with narrow space and intensive equipment and personnel operation, and is flexible in positioning of the drilling machine.
SUMMERY OF THE UTILITY MODEL
In order to overcome the difficulty of advance operation in the construction process of a full-face hard rock Tunnel Boring Machine (TBM) and realize the random use of an advance drilling machine when some unfavorable geology is met, the working system of the advance drilling machine is carried on the main machine section of the tunnel boring machine. The utility model relates to a preceding rig operating system that full section hard rock entry driving machine carried on, a serial communication port, include: the system comprises a planetary platform, a double-fork type lifting platform and an advanced drilling machine drilling system;
wherein: the planetary platform includes: circular toothed rail device and trolley:
a circular toothed rail device is arranged in a shield in the TBM, the circular toothed rail device is fixed in the shield in the TBM, and a normal line at the circle center of the circular toothed rail device is collinear with a normal line at the circle center of a cross section of the shield in the TBM;
the trolley comprises: the device comprises a frame, a hook, a tooth-shaped roller, a motor, a driving shaft tail end tenon, a motor fixing support bolt and a motor fixing support;
the frame is provided with two tooth-shaped rollers, the driving shaft penetrates through the tooth-shaped rollers playing a rolling role, the driving shaft and the tenon at the tail end of the driving shaft are fixed on the frame, the hook of the frame is hooked in a clamping groove surrounded by the rail side baffle and the rail bottom baffle, and the rail bottom baffle is used for preventing the trolley from falling under the action of gravity; in order to enable the trolley to roll on the circular toothed rail device more quickly and flexibly, a motor is adopted to drive a toothed roller of the trolley to roll, and the width of the toothed roller is greater than that of the rail teeth of the circular toothed rail device;
the motor is connected with the motor fixed support through a motor fixed support bolt, the motor fixed support is connected with the frame through the motor fixed support bolt, so that the motor shell is fixed on the frame, and after the motor drives the toothed rollers to work, the trolley can do circular motion along the circular toothed rail device under the driving of meshing between the two toothed rollers and the rail teeth;
the double-fork type lifting platform is arranged on the trolley;
the bifurcate lift platform includes: the hydraulic rod is arranged at two ends of the drilling platform, and the upper fork rod is in sliding connection with an upper fork rod sliding clamping groove fixed on the frame; the lower fork rod is connected with a lower fork rod sliding clamping groove fixed on the drilling platform in a sliding manner;
the four fork rods are divided into an upper front fork rod, an upper rear fork rod, a lower front fork rod and a lower rear fork rod according to the mounting positions, and the thicknesses of rod bodies of the four fork rods are K;
the specifications of a fork rod connecting shaft and a fork rod shaft hole on the fork rod are consistent, and the fork rod connecting shaft is completely inserted into the fork rod shaft hole;
the front fork rod slot key and the rear fork rod slot key are cylinders with the same cross section radius, the tenon at the rod end of the front fork rod and the tenon at the rod end of the rear fork rod are cylinders with the same cross section radius,
the thickness of the tenon at the rod end of the front fork rod is the same as that of the tenon at the rod end of the rear fork rod,
the radii of the cross sections of the tenon at the rod end of the front fork rod and the tenon at the rod end of the rear fork rod are larger than the width of the track space in the sliding clamping groove of the upper fork rod and the width of the track space in the sliding clamping groove of the lower fork rod,
the front fork rod clamping groove key freely slides in the upper fork rod sliding clamping groove, and the upper front fork rod, the front fork rod clamping groove key and the front fork rod end tenon are integrally prevented from being separated from the upper fork rod sliding clamping groove due to the limiting effect of the front fork rod end tenon;
the rear fork rod clamping groove key freely slides in the upper fork rod sliding clamping groove, and the upper rear fork rod, the rear fork rod clamping groove key and the rear fork rod end tenon are integrally prevented from being separated from the upper fork rod sliding clamping groove due to the limiting effect of the rear fork rod end tenon;
the front fork rod clamping groove key freely slides in the lower fork rod sliding clamping groove, and the lower front fork rod, the front fork rod clamping groove key and the front fork rod end tenon are integrally prevented from being separated from the lower fork rod sliding clamping groove due to the limiting effect of the front fork rod end tenon;
a fork rod shaft hole with a certain length is reserved on the rear side of the front end of the lower front fork rod, a hydraulic thin rod shaft hole with a certain length is reserved at the thin rod end of the hydraulic rod, an end connecting shaft is completely inserted into the fork rod shaft hole and the hydraulic thin rod shaft hole, the hydraulic rod and the lower front fork rod are connected together through the end connecting shaft, and the lower front fork rod and the hydraulic rod can freely rotate around the end connecting shaft;
the rear fork rod clamping groove key freely slides in the lower fork rod sliding clamping groove, and the lower rear fork rod, the rear fork rod clamping groove key and the rear fork rod end tenon are integrally prevented from being separated from the lower fork rod sliding clamping groove due to the limiting effect of the rear fork rod end tenon;
a fork rod shaft hole with a certain length is reserved on the rear side of the front end of the lower rear fork rod, a hydraulic thin rod shaft hole with a certain length is reserved at the thin rod end of the hydraulic rod, an end connecting shaft is completely inserted into the fork rod shaft hole and the hydraulic thin rod shaft hole, the hydraulic rod and the lower rear fork rod are connected together through the end connecting shaft, and the lower rear fork rod and the hydraulic rod can freely rotate around the end connecting shaft;
the advanced drill drilling system comprises: the device comprises an advanced drilling machine, an advanced drilling machine drill rod, a drilling platform, an advanced drilling machine fixing support and an advanced drilling machine fixing support bolt;
the advanced drilling machine is connected with the advanced drilling machine fixing support through an advanced drilling machine fixing support bolt, and the advanced drilling machine fixing support is connected with the drilling platform through an advanced drilling machine fixing support bolt, so that the advanced drilling machine is fixed on the drilling platform, and a drilling rod of the advanced drilling machine is positioned on a central axis of the drilling platform;
under the drive of self-contained direct current power, the hydraulic rod stretches out and draws back to push a telescopic system consisting of a lower rear fork rod, a lower front fork rod, an upper front fork rod and an upper rear fork rod to stretch out and draw back in the radius direction of the circular toothed rail device, so that the drilling platform and the advanced drilling machine arranged on the drilling platform can be positioned at any position in the radius direction of the circular toothed rail device.
The utility model has the advantages that:
(1) the adjustable range of the drilling machine for drilling is large, and the drilling machine can be quickly and flexibly placed.
(2) The working principle is simple and feasible, and the manufacturing technology of each component is mature and reliable.
(3) The existing equipment frame of the TBM can be completely integrated, and the method is suitable for the construction environment in the TBM cabin with narrow space and intensive equipment and personnel operation.
Drawings
FIG. 1 is a schematic front view of a circular toothed track device;
FIG. 2 is a schematic cross-sectional view of a circular toothed orbital device;
FIG. 3 is a schematic cross-sectional view of the cart;
FIG. 4 is a schematic diagram of the major components of the pilot drill work system;
FIG. 5 is a schematic view of the yoke connection;
FIG. 6 is a schematic cross-sectional view of the sliding connection of the front fork and the slot;
FIG. 7 is a schematic cross-sectional view of the sliding connection of the upper dropout and the locking slot;
FIG. 8 is a schematic view of the connection between the lower front fork rod and the hydraulic thin rod and the clamping groove;
FIG. 9 is a schematic view of the connection between the lower back yoke and the hydraulic thin rod and the clamping groove;
figure 10 is a schematic view of the installation of the cantilever drag link.
Wherein:
27. the drilling machine comprises a circular toothed rail device, 28 toothed rollers, 29 motors, 30 hooks, 31 balls, 32 frames, 33 rail bottom baffles, 34 driving shafts, 35 driving shaft end tenons, 36 motor fixing support bolts, 37 motor fixing supports, 38 upper front fork rods, 39 upper fork rod sliding clamping grooves, 40 drilling platforms, 41 advanced drilling machine drill rods, 42 hydraulic rods, 43 advanced drilling machine fixing supports, 44 advanced drilling machine fixing support bolts, 45 upper rear fork rods, 46 lower front fork rods, 47 front fork rod end tenons, 48 lower fork rod sliding clamping grooves, 49 fork rod shaft holes, 50 hydraulic thin rod shaft holes, 51 fork rod connecting shafts, 52 lower rear fork rods, 53 front fork rod clamping groove keys, 54 rear fork rod clamping groove keys, 55 rear fork rod end tenons, 56 advanced drilling machines, 57 cantilever resistance rods, 28 cantilever resistance rods, 34 cantilever resistance rods, a hydraulic drill rod clamping device, a drill rod, a drill, 58. The end part is connected with the shaft.
Detailed Description
The advanced drilling rig working system comprises a planetary platform, a double-fork type lifting platform and an advanced drilling rig drilling system.
The planetary platform mainly comprises: a circular toothed rail device (27) and a trolley.
As shown in figure 1, a circular toothed rail device (27) is arranged in a shield in the TBM, the circular toothed rail device (27) is fixed in the shield in the TBM, and the normal line of the circle center of the circular toothed rail device (27) is collinear with the normal line of the circle center of the cross section of the shield in the TBM.
The circular toothed track device (27) is shown in cross-section in fig. 2. (271) The track teeth are arranged, (272) the track side baffle plate is arranged, and (33) the track bottom baffle plate is arranged.
Referring to fig. 3, in the planetary platform, the cart includes a frame (32), a hook (30), a castellated roller (28), a motor (29), a driving shaft (34), a driving shaft end tenon (35), a motor fixing support bolt (36), and a motor fixing support (37).
The frame (32) is provided with two tooth-shaped rollers (28), a driving shaft (34) penetrates through the tooth-shaped rollers (28) with the rolling function, and the driving shaft (34) and a tenon (35) at the tail end of the driving shaft are fixed on the frame (32).
A hook (30) of the frame (32) is hooked in a clamping groove formed by surrounding of a rail side baffle (272) and a rail bottom baffle (33), and balls (31) and lubricating grease are put in a gap between the hook (30) and the clamping groove, so that rolling is facilitated. The rail bottom baffle (33) is used for preventing the trolley from falling under the action of gravity. In order to enable the trolley to roll on the circular toothed rail device (27) more quickly and flexibly, the design adopts a motor (29) to drive a toothed roller (28) of the trolley to roll, and the width of the toothed roller (28) is larger than that of the rail teeth (271) of the circular toothed rail device (27). According to Newton's second law and momentum theorem, the mass of the toothed roller (28) with driving property is increased, and under the condition that the angular speed or the angular acceleration output by the motor (29) is the same, the corresponding driving force is larger and the control is more agile. The drive shaft end tenon (35) prevents the drive shaft from generating axial displacement. The motor (29) is connected with a motor fixing support (37) through a motor fixing support bolt (36), and the motor fixing support (37) is connected with the frame (32) through the motor fixing support bolt (36), so that the shell of the motor (29) is fixed on the frame (32). After the motor (29) drives the toothed rollers (28) to work, the trolley can do circular motion along the circular toothed rail device (27) under the driving of meshing between the two toothed rollers (28) and the rail teeth (271).
As shown in fig. 4, a double-fork type lifting platform is arranged on the trolley.
The end with the rod end tenon is defined as the front end of the fork rod, the end without the rod end tenon is defined as the rear end of the fork rod, one side with the rod end tenon is the front side of the fork rod, and the other side without the rod end tenon is defined as the rear side of the fork rod.
The double-fork type lifting platform comprises an upper front fork rod (38), an upper rear fork rod (45), a lower front fork rod (46), a lower rear fork rod (52) and a hydraulic rod (42), wherein the hydraulic rod (42) is installed at two ends of a drilling platform (40), and the upper fork rod, namely the upper front fork rod (38), the upper rear fork rod (45) and an upper fork rod sliding clamping groove (39) fixed on a frame (32) are in sliding connection. The lower fork rods, namely a lower front fork rod (46) and a lower rear fork rod (52), are slidably connected with a lower fork rod sliding clamping groove (48) fixed on the drilling platform (40).
As the four fork arms are divided into an upper front fork arm (38), an upper rear fork arm (45), a lower front fork arm (46) and a lower rear fork arm (52) according to the installation positions, the thicknesses of the four fork arms are all K, and the thickness of the four fork arms is considered to be K, as shown in figure 5.
The side view of the double-fork lever is shown in fig. 5, the fork lever connecting shafts (51) of the four fork levers in fig. 5 are consistent in specification, the size and the specification of the fork lever shaft hole (49) reserved on each fork lever are also consistent, and the fork lever connecting shafts (51) are completely inserted into the fork lever shaft holes (49). The corresponding method of the fork rod shaft hole (49) and the fork rod connecting shaft (51) is shown as the following:
a fork rod connecting shaft (51) in the middle of the upper rear fork rod (45) is inserted into a fork rod shaft hole (49) in the middle of the upper front fork rod (38) from the rear side of the upper front fork rod (38).
A fork link connecting shaft (51) at the rear end of the upper rear fork link (45) is inserted into a fork link shaft hole (49) at the rear end of the lower front fork link (46) from the rear side of the lower front fork link (46).
A fork link connecting shaft (51) at the rear end of the upper front fork link (38) is inserted into a fork link shaft hole (49) at the rear end of the lower rear fork link (52) from the front side of the lower rear fork link (52).
A fork rod connecting shaft (51) in the middle of the lower rear fork rod (52) is inserted into a fork rod shaft hole (49) in the middle of the lower front fork rod (46) from the rear side of the lower front fork rod (46).
The front fork rod slot key (53) and the rear fork rod slot key (54) are cylinders with the same cross section radius. The front fork rod end tenon (47) and the rear fork rod end tenon (55) are cylinders with the same cross section radius.
The thickness of the front fork rod end tenon (47) is the same as that of the rear fork rod end tenon (55).
The cross section radiuses of the front fork rod end tenon (47) and the rear fork rod end tenon (55) are larger than the width of the track space in the upper fork rod sliding clamping groove (39) and the width of the track space in the lower fork rod sliding clamping groove (48).
The length of the front fork rod slot key (53) is M.
The length of the rear fork rod clamping groove key (54) is H.
In order to reduce the influence of the thicknesses of the four forks on the overlapping, the top surfaces of the front fork rod end tenon (47) and the rear fork rod end tenon (55) are all in the same plane, and the formula (5) is required to be satisfied.
K+M＝H (5)
The upper fork rod is connected with the clamping groove in a sliding manner:
as shown in fig. 6, the front fork bar slot key (53) slides freely in the upper fork bar sliding slot (39), and the upper fork bar (38), the front fork bar slot key (53), and the front fork bar end tenon (47) are not separated from the upper fork bar sliding slot (39) as a whole due to the restriction of the front fork bar end tenon (47).
As shown in fig. 7, the rear fork rod slot key (54) slides freely in the upper fork rod sliding slot (39), and the upper rear fork rod (45), the rear fork rod slot key (54) and the rear fork rod end tenon (55) are not separated from the upper fork rod sliding slot (39) as a whole due to the limiting function of the rear fork rod end tenon (55).
The lower fork rod is connected with the clamping groove in a sliding manner:
as shown in fig. 8, the front fork bar slot key (53) slides freely in the lower fork bar slide slot (48), and the lower front fork bar (46), the front fork bar slot key (53), and the front fork bar end tenon (47) do not separate from the lower fork bar slide slot (48) as a whole due to the restriction of the front fork bar end tenon (47).
As shown in figure 8, a fork rod shaft hole (49) with a certain length is reserved on the rear side of the front end of a lower front fork rod (46), a hydraulic thin rod shaft hole (50) with a certain length is reserved on the thin rod end of a hydraulic rod (42), an end connecting shaft (58) is completely inserted into the fork rod shaft hole (49) and the hydraulic thin rod shaft hole (50), the hydraulic rod (42) and the lower front fork rod (46) are connected together through the end connecting shaft (58), and the lower front fork rod (46) and the hydraulic rod (42) can freely rotate around the end connecting shaft (58).
As shown in fig. 9, the rear fork bar slot key (54) slides freely in the lower fork bar slide slot (48), and the lower fork bar (52), the rear fork bar slot key (54), and the rear fork bar end tenon (55) do not separate from the lower fork bar slide slot (48) as a whole due to the restriction of the rear fork bar end tenon (55).
As shown in figure 9, a fork rod shaft hole (49) with a certain length is reserved on the rear side of the front end of a lower rear fork rod (52), a hydraulic thin rod shaft hole (50) with a certain length is reserved on the end portion of a thin rod of a hydraulic rod (42), an end connecting shaft (58) is completely inserted into the fork rod shaft hole (49) and the hydraulic thin rod shaft hole (50), the hydraulic rod (42) and the lower rear fork rod (52) are connected together through the end connecting shaft (58), and the lower rear fork rod (52) and the hydraulic rod (42) can freely rotate around the end connecting shaft (58).
As shown in figure 4, the drilling system of the advance drilling machine comprises the advance drilling machine (56), a drill rod (41) of the advance drilling machine, a drilling platform (40), an advance drilling machine fixing support (43) and an advance drilling machine fixing support bolt (44).
The advanced drilling machine (56) is connected with an advanced drilling machine fixing support (43) through an advanced drilling machine fixing support bolt (44), the advanced drilling machine fixing support (43) is connected with the drilling platform (40) through the advanced drilling machine fixing support bolt (44), so that the advanced drilling machine (56) is fixed on the drilling platform (40), and the drilling rod (41) of the advanced drilling machine is positioned on the central axis of the drilling platform (40).
Under the drive of self-contained direct current power, the hydraulic rod (42) stretches and retracts to push the lower rear fork rod (52), the lower front fork rod (46), the upper front fork rod (38) and the upper rear fork rod (45) to stretch and retract in the radius direction of the circular toothed rail device (27), so that the drilling platform (40) and the advanced drilling machine (56) installed on the drilling platform can be positioned at any position in the radius direction of the circular toothed rail device (27).
As shown in fig. 10, a cantilever resistance rod (57) is provided to prevent the upper front fork rod (38), the upper rear fork rod (45), the lower front fork rod (46) and the lower rear fork rod (52) from twisting and shaking due to recoil caused by drilling of the drilling machine.
The cantilever resistance rods (57) are 2 in total, the length of the cantilever resistance rods (57) is equal to the radius of the circular toothed rail device (27), the cantilever resistance rods (57) are symmetrically fixed on one surface of a trolley where a tenon (35) at the tail end of a driving shaft is located in parallel, and the distance between the cantilever resistance rods (57) of the 2 devices is larger than the working width required for assembling and disassembling the advanced drilling machine drill rod (41) during drilling. The drill rod (41) of the advanced drilling machine is of a detachable multi-section structure, and the drill rod is additionally arranged section by section in a mode that screws and screw sockets at the head and the tail of a rod body are connected, so that the drill bit can drill holes to complete the preset drilling depth.
Claims (5)
1. The utility model provides a leading rig operating system that full face hard rock entry driving machine carried on which characterized in that includes: the system comprises a planetary platform, a double-fork type lifting platform and an advanced drilling machine drilling system;
wherein: the planetary platform includes: circular toothed rail device (27) and trolley:
a circular toothed rail device (27) is arranged in a shield in the TBM, the circular toothed rail device (27) is fixed in the shield in the TBM, and a normal line at the circle center of the circular toothed rail device (27) is collinear with a normal line at the circle center of a cross section of the shield in the TBM;
the trolley comprises: the device comprises a frame (32), a hook (30), a tooth-shaped roller (28), a motor (29), a driving shaft (34), a driving shaft tail end tenon (35), a motor fixing support bolt (36) and a motor fixing support (37);
the trolley is characterized in that two tooth-shaped rollers (28) are arranged on the trolley frame (32), the driving shaft (34) penetrates through the tooth-shaped rollers (28) with the rolling effect, the driving shaft (34) and a tenon (35) at the tail end of the driving shaft are fixed on the trolley frame (32), a hook (30) of the trolley frame (32) is hooked in a clamping groove formed by a rail side baffle plate (272) and a rail bottom baffle plate (33) in a surrounding mode, and the rail bottom baffle plate (33) is used for preventing the trolley from falling under the action of gravity; in order to enable the trolley to roll on the circular toothed rail device (27) more quickly and flexibly, a motor (29) is adopted to drive a toothed roller (28) of the trolley to roll, and the width of the toothed roller (28) is greater than that of rail teeth (271) of the circular toothed rail device (27);
the motor (29) is connected with a motor fixed support (37) through a motor fixed support bolt (36), the motor fixed support (37) is connected with the frame (32) through the motor fixed support bolt (36), so that the shell of the motor (29) is fixed on the frame (32), and after the motor (29) drives the toothed rollers (28) to work, the trolley can do circular motion along the circular toothed rail device (27) under the driving of meshing between the two toothed rollers (28) and the rail teeth (271);
the double-fork type lifting platform is arranged on the trolley;
the bifurcate lift platform includes: the hydraulic drilling device comprises an upper front fork rod (38), an upper rear fork rod (45), a lower front fork rod (46), a lower rear fork rod (52) and a hydraulic rod (42), wherein the hydraulic rod (42) is installed at two ends of a drilling platform (40), and the upper fork rod is in sliding connection with an upper fork rod sliding clamping groove (39) fixed on a frame (32); the lower fork rod is connected with a lower fork rod sliding clamping groove (48) fixed on the drilling platform (40) in a sliding way;
the four fork rods are divided into an upper front fork rod (38), an upper rear fork rod (45), a lower front fork rod (46) and a lower rear fork rod (52) according to the mounting positions, and the thicknesses of the rod bodies of the four fork rods are K;
the specifications of a fork rod connecting shaft (51) and a fork rod shaft hole (49) on the fork rod are consistent, and the fork rod connecting shaft (51) is completely inserted into the fork rod shaft hole (49);
the front fork rod slot key (53) and the rear fork rod slot key (54) are cylinders with the same cross section radius, the front fork rod end tenon (47) and the rear fork rod end tenon (55) are cylinders with the same cross section radius,
the thickness of the front fork rod end tenon (47) is the same as that of the rear fork rod end tenon (55),
the radii of the cross sections of the front fork rod end tenon (47) and the rear fork rod end tenon (55) are larger than the width of the track space in the upper fork rod sliding clamping groove (39) and the width of the track space in the lower fork rod sliding clamping groove (48),
the front fork rod clamping groove key (53) freely slides in the upper fork rod sliding clamping groove (39), and due to the limiting effect of the front fork rod end tenon (47), the whole of the upper front fork rod (38), the front fork rod clamping groove key (53) and the front fork rod end tenon (47) cannot be separated from the upper fork rod sliding clamping groove (39);
the rear fork rod clamping groove key (54) slides freely in the upper fork rod sliding clamping groove (39), and the upper rear fork rod (45), the rear fork rod clamping groove key (54) and the rear fork rod end tenon (55) cannot be separated from the upper fork rod sliding clamping groove (39) integrally due to the limiting effect of the rear fork rod end tenon (55);
the front fork rod clamping groove key (53) slides freely in the lower fork rod sliding clamping groove (48), and the lower front fork rod (46), the front fork rod clamping groove key (53) and the front fork rod end tenon (47) cannot be separated from the lower fork rod sliding clamping groove (48) integrally due to the limiting effect of the front fork rod end tenon (47);
a fork rod shaft hole (49) with a certain length is reserved on the rear side of the front end of the lower front fork rod (46), a hydraulic thin rod shaft hole (50) with a certain length is reserved at the thin rod end of the hydraulic rod (42), an end connecting shaft (58) is completely inserted into the fork rod shaft hole (49) and the hydraulic thin rod shaft hole (50), the hydraulic rod (42) and the lower front fork rod (46) are connected together through the end connecting shaft (58), and the lower front fork rod (46) and the hydraulic rod (42) can freely rotate around the end connecting shaft (58);
the rear fork rod clamping groove key (54) slides freely in the lower fork rod sliding clamping groove (48), and due to the limiting effect of the rear fork rod end tenon (55), the lower rear fork rod (52), the rear fork rod clamping groove key (54) and the rear fork rod end tenon (55) cannot be separated from the lower fork rod sliding clamping groove (48) integrally;
a fork rod shaft hole (49) with a certain length is reserved on the rear side of the front end of the lower rear fork rod (52), a hydraulic thin rod shaft hole (50) with a certain length is reserved at the thin rod end of the hydraulic rod (42), an end connecting shaft (58) is completely inserted into the fork rod shaft hole (49) and the hydraulic thin rod shaft hole (50), the hydraulic rod (42) and the lower rear fork rod (52) are connected together through the end connecting shaft (58), and the lower rear fork rod (52) and the hydraulic rod (42) can freely rotate around the end connecting shaft (58);
the advanced drill drilling system comprises: the device comprises an advanced drilling machine (56), an advanced drilling machine drill rod (41), a drilling platform (40), an advanced drilling machine fixing support (43) and an advanced drilling machine fixing support bolt (44);
the advanced drilling machine (56) is connected with an advanced drilling machine fixed support (43) through an advanced drilling machine fixed support bolt (44), the advanced drilling machine fixed support (43) is connected with the drilling platform (40) through the advanced drilling machine fixed support bolt (44), so that the advanced drilling machine (56) is fixed on the drilling platform (40), and a drilling rod (41) of the advanced drilling machine is positioned on the central axis of the drilling platform (40);
under the drive of self-contained direct current power, the hydraulic rod (42) stretches and retracts to push a stretching system consisting of a lower rear fork rod (52), a lower front fork rod (46), an upper front fork rod (38) and an upper rear fork rod (45) to stretch and retract in the radial direction of the circular toothed rail device (27), so that the drilling platform (40) and a pilot drill (56) installed on the drilling platform can be positioned at any position in the radial direction of the circular toothed rail device (27).
2. The working system of the advanced drilling machine carried by the full face hard rock heading machine according to claim 1, characterized in that a cantilever resistance rod (57) is provided for preventing the upper front fork rod (38), the upper rear fork rod (45), the lower front fork rod (46) and the lower rear fork rod (52) from twisting and shaking caused by the drilling recoil of the drilling machine; the cantilever resistance rods (57) are symmetrically fixed on one surface of the trolley where the tenon (35) at the tail end of the driving shaft is positioned in parallel.
3. The system of claim 1, wherein the four forks are connected as follows:
a fork rod connecting shaft (51) in the middle of the upper rear fork rod (45) is inserted into a fork rod shaft hole (49) in the middle of the upper front fork rod (38) from the rear side of the upper front fork rod (38),
a fork rod connecting shaft (51) at the rear end of the upper rear fork rod (45) is inserted into a fork rod shaft hole (49) at the rear end of the lower front fork rod (46) from the rear side of the lower front fork rod (46),
a fork rod connecting shaft (51) at the rear end of the upper front fork rod (38) is inserted into a fork rod shaft hole (49) at the rear end of the lower rear fork rod (52) from the front side of the lower rear fork rod (52),
a fork rod connecting shaft (51) in the middle of the lower rear fork rod (52) is inserted into a fork rod shaft hole (49) in the middle of the lower front fork rod (46) from the rear side of the lower front fork rod (46).
4. The working system of the advance drilling machine carried by the full-face hard rock heading machine is characterized in that the number of the cantilever resistance rods (57) is 2, the length of the cantilever resistance rods (57) is equal to the radius of the circular toothed rail device (27), and the distance between the 2 cantilever resistance rods (57) is larger than the working width required for dismounting the advance drilling machine drill rod (41) during drilling.
5. The advanced drilling rig work system carried by a full face hard rock heading machine according to claim 1, wherein: a hook (30) of the frame (32) is hooked in a clamping groove formed by a rail side baffle (272) and a rail bottom baffle (33) in a surrounding mode, and balls (31) and lubricating grease are placed in a gap between the hook (30) and the clamping groove, so that rolling is facilitated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920948756.7U CN210370485U (en) | 2019-06-21 | 2019-06-21 | Advanced drilling machine working system carried by full-face hard rock heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920948756.7U CN210370485U (en) | 2019-06-21 | 2019-06-21 | Advanced drilling machine working system carried by full-face hard rock heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210370485U true CN210370485U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920948756.7U Active CN210370485U (en) | 2019-06-21 | 2019-06-21 | Advanced drilling machine working system carried by full-face hard rock heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210370485U (en) |
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