CN110552636A - raise boring machine taper thread mounting method and device - Google Patents
raise boring machine taper thread mounting method and device Download PDFInfo
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- CN110552636A CN110552636A CN201910767012.XA CN201910767012A CN110552636A CN 110552636 A CN110552636 A CN 110552636A CN 201910767012 A CN201910767012 A CN 201910767012A CN 110552636 A CN110552636 A CN 110552636A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 81
- 239000003921 oil Substances 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims description 22
- 230000003028 elevating effect Effects 0.000 claims description 11
- 239000010720 hydraulic oil Substances 0.000 claims description 10
- 230000001174 ascending effect Effects 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
A raise boring machine taper thread installation method and a device thereof relate to the technical field of raise boring machine installation. The carrier joint is rotatory at the artifical of in-process that rises, can judge whether carrier joint and unit head screw thread contact are normal according to rotatory application of force resistance size during artifical rotation, in time discover the problem and adjust hydraulic cylinder and application of force pole, so that carrier joint and unit head screw thread contact are normal, and then prevent the work piece and damage, and, the ratchet cover moves and uses horizontal guiding device to support under the unit head, hydraulic cylinder is used in the jacking of ratchet cover, remove and the jacking all need not the manpower, practice thrift a large amount of manual works and consume.
Description
Technical Field
the invention relates to the technical field of raise boring machine installation, in particular to a raise boring machine taper thread installation method and device.
Background
The difficult problem in the installation process of the raise boring machine is the installation of the power head 30, the ratchet sleeve 10 and the bearing joint 20, as shown in fig. 1, the ratchet sleeve 10 is sleeved on the bearing joint 20, the ratchet sleeve 10 and the bearing joint 20 are coaxial and concentric, the ratchet sleeve 10 is placed on the bearing joint 20 under the self gravity, a circle of racks is arranged on the inner wall of the top of the ratchet sleeve 10 and is a first rack, and a circle of external threads are arranged on the top of the bearing joint 20; the power head 30 is arranged on a fixing device 40 of the raise boring machine, the fixing device 40 comprises a base 41 and two lifting oil cylinders 42, the two lifting oil cylinders 42 are both fixedly connected with the base 41, the lifting oil cylinders 42 are vertical to the base 41, the base 41 is parallel to the horizontal plane, the lifting ends of the two lifting oil cylinders 42 are fixedly connected with the power head 30, so that two lift cylinders 42 can drive power head 30 to vertically go up and down simultaneously, power head 30 is parallel to the horizontal plane, the outer wall of the bottom of power head 30 is also provided with a circle of rack, for the second rack, the second rack of power head 30 and the first rack looks adaptation of ratchet cover 10, the inner wall of the bottom of power head 30 is provided with a circle of internal thread, the internal thread of power head 30 and the external screw thread looks adaptation of carrier joint 20, each limit of base 41 is protruding, the middle part is sunken, the sunken department of base 41 is fixed with the picture peg, the picture peg is the U type.
The power head 30, the ratchet sleeve 10 and the bearing joint 20 are installed by aligning a first rack of the ratchet sleeve 10 with a second rack of the power head 30 and then fastening an external thread of the bearing joint 20 with an internal thread of the power head 30. The currently adopted method is as follows: two persons lift the bearing joint 20 and place the bearing joint at the center of the plug board under the power head 30, the two persons lift the ratchet sleeve 10 and place the bearing joint 20, wherein 1 person uses the lifting oil cylinder 42 to descend to drive the power head 30 to descend, another 1 person rotates the ratchet sleeve 10 to align the first rack of the ratchet sleeve 10 with the second rack of the power head 30, the power head 30 continues to descend to enable the first rack of the ratchet sleeve 10 to be meshed with the second rack of the power head 30, a hydraulic motor carried by the equipment is used to drive the power head 30 to rotate, the power head 30 rotates while descending to carry out threaded connection between the power head 30 and the bearing joint 20, the power head 30 drives the ratchet sleeve 10 to rotate together until the external thread of the bearing joint 20 is completely connected with the internal thread of the power head 30 in a threaded manner, and the installation is completed.
The installation method has high requirements on proficiency and skills of operators, because the ratchet sleeve is assembled in the processes of jacking the bearing joint and screwing the bearing joint into the thread outside the bearing joint and the main shaft, the operators cannot see the process and belongs to a blind installation state, the torque generated by the rotation of the power head 30 driven by the hydraulic motor of the equipment is very large, when the thread contact of the power head 30 and the bearing joint 20 is abnormal, the operators cannot judge and find the problem in time, the operators cannot find the problem until the bearing joint 20 cannot continuously screw into the power head 30, the problem can be found out, the workpieces can be damaged, and finally, the operators can only completely disassemble and repair the workpieces, the efficiency is low, and the ratchet sleeve 10 has large mass, so that the operators consume large labor in.
Disclosure of Invention
In view of the above, it is desirable to provide a method and an apparatus for installing a taper thread of a raise boring machine, which can not only timely determine whether the thread contact between the carrier joint and the power head is normal, but also do not require manually lifting the ratchet sleeve and the carrier joint.
A raise boring machine taper thread installation method comprises the following steps:
The bearing mounting piece is used for connecting the ratchet sleeve and the bearing joint, so that the ratchet sleeve and the bearing joint are relatively fixed;
A horizontal guide device is arranged on a base of the raise boring machine, a bearing installation piece provided with a ratchet sleeve and a bearing joint is arranged on the horizontal guide device, the ratchet sleeve is in contact with the horizontal guide device, and the ratchet sleeve can horizontally move to the position right below a power head under the support and guide of the horizontal guide device;
arranging a longitudinal lifting device on a base of the raise boring machine, and enabling the longitudinal lifting device to be positioned under a power head;
The bearing installation piece moves on the horizontal guide device under the influence of external force, the bearing installation piece is positioned by the longitudinal lifting device so as to move to the position right below the power head and stop moving, the bearing installation piece and the ratchet sleeve are disconnected, the bearing installation device is not contacted with the ratchet sleeve, the bearing installation device and the bearing joint are supported by the longitudinal lifting device, and the ratchet sleeve is also sleeved on the bearing joint and is not contacted with the bearing joint;
The thread section of the bearing joint is retracted into the ratchet sleeve by utilizing the lifting function of the longitudinal lifting device;
the power head is operated to descend and approach the ratchet sleeve until the ratchet sleeve and the power head are meshed and contacted;
Utilize vertical elevating gear jacking to bear the installed part, so that the carrier joint who bears installed part fixed connection is close to the unit head gradually, after vertical elevating gear jacking confirms the distance, artifical application of force rotation bears the installed part, it is rotatory to drive carrier joint, make carrier joint realize the rotatory limit of limit and rise, if artifical judgement application of force resistance increase, then confirm that the screw thread contact of unit head and carrier joint is unusual, the rotatory installation device that bears of reverse application of force, start vertical elevating gear decline simultaneously, jacking again, it is normal until artifical judgement application of force resistance, be the screw thread normal contact promptly.
Preferably, the step of utilizing the lifting function of the longitudinal lifting device to enable the thread section of the bearing joint to be retracted into the ratchet sleeve comprises the steps of starting the longitudinal lifting device to ascend, enabling the longitudinal lifting device to be in contact with the bearing installation device, stopping the longitudinal lifting device from ascending, starting the longitudinal lifting device to descend, driving the bearing installation device and the bearing joint to descend simultaneously until the thread section of the bearing joint is retracted into the ratchet sleeve by 5 ~ 15 mm and the bearing joint is not in contact with the ratchet sleeve, and stopping the longitudinal lifting device from descending;
the step of operating the power head to descend and approach the ratchet sleeve until the ratchet sleeve and the power head are engaged and contacted is concretely that the tooth shapes of the power head and the ratchet sleeve are aligned, the power head descends to be incompletely engaged with the ratchet sleeve, the distance between the power head and the bearing joint is 5 ~ 8 mm, and the descending of the power head is stopped;
the raise boring machine taper thread installation method also comprises the final step: and completely engaging the bearing joint with the power head, completely connecting the bearing joint with the power head through threads, stopping the ascending of the longitudinal lifting device, starting the longitudinal lifting device to descend to the initial position, descending the bearing installation device along with the longitudinal lifting device, sequentially detaching the bearing installation device, the guide supporting device and the longitudinal lifting device, and completing the installation of the power head, the ratchet sleeve and the bearing joint.
The utility model provides a raise boring machine awl screw thread installation device for installation unit head and ratchet cover, bearing joint, its characterized in that: the ratchet wheel bearing device comprises a bearing installation device, a horizontal guide device and a longitudinal lifting device, wherein the bearing installation device is arranged right below a bearing joint and is connected with a ratchet wheel sleeve and the bearing joint so as to relatively fix the bearing installation device, the ratchet wheel sleeve and the bearing joint; the horizontal guiding device is arranged on a base of the raise-boring machine; the longitudinal lifting device is also arranged on the base of the raise boring machine and is positioned right below the power head; the bearing mounting device is used for connecting the ratchet sleeve and the bearing joint and is also used for rotating the bearing joint; the horizontal guide device is used for horizontally guiding the connected bearing installation device, the ratchet sleeve and the bearing joint to the position right below the power head and the position right above the longitudinal lifting device and is also used for supporting the ratchet sleeve; the longitudinal lifting device is used for driving the bearing mounting device and the bearing joint to lift longitudinally and driving the ratchet sleeve to lift longitudinally, and is also used for positioning the connected bearing mounting device, the ratchet sleeve and the bearing joint under the power head.
preferably, the bearing installation device comprises a rotating shaft, a supporting shaft, a force application rod and two connecting rods, wherein one end of the rotating shaft is detachably connected with the bearing joint, the other end of the rotating shaft is rotatably connected with one end of the supporting shaft, the other end of the supporting shaft is used for contacting with a hydraulic oil cylinder, the force application rod is fixedly connected with the side wall of the rotating shaft and is perpendicular to the rotating shaft so as to apply force on the force application rod to drive the rotating shaft to rotate and further drive the bearing joint to rotate, the two connecting rods are respectively positioned at two ends of the force application rod, one end of each connecting rod is detachably connected with the ratchet sleeve, the other end of each connecting rod is detachably connected with the force application rod, the connecting rods are perpendicular to the end surface of the ratchet sleeve and the force application rod, and the connecting rods are used for connecting the rotating shaft and the ratchet sleeve so; the rotating shaft is provided with a through hole along the radial direction, the through hole is matched with the force application rod, the force application rod penetrates through the through hole to be in contact with the rotating shaft, two ends of the force application rod are located outside the rotating shaft, force can be applied to the force application rod conveniently, and the force application rod can be detached from the through hole.
Preferably, the horizontal guiding device is a rectangular frame, the width of the horizontal guiding device is smaller than the maximum diameter of the ratchet sleeve, so that the ratchet sleeve can be placed on two parallel frames at the highest position of the horizontal guiding device, the bearing mounting device and the bearing joint are fixed on the horizontal guiding device, the length direction of the horizontal guiding device is perpendicular to the width direction of the base, the length of the horizontal guiding device is larger than the width of the base, one end of the horizontal guiding device is far away from the base, and the other end of the horizontal guiding device is close to the bottom of the power head, so that the connected bearing mounting device, the ratchet sleeve and the bearing joint are placed on the horizontal guiding device from the end, far away from the base, of the horizontal guiding device, slide to the other end from one end of the horizontal guiding device under the action of external force and are positioned under the power head and directly above the longitudinal lifting device.
Preferably, vertical elevating gear is including the solid fixed cylinder, hydraulic cylinder, the solid fixed cylinder inserts in the picture peg of raise boring machine, so that the solid fixed cylinder is firm fixed, the solid fixed cylinder cover is established on hydraulic cylinder, and the inner wall of solid fixed cylinder and hydraulic cylinder's outer wall contact, so that hydraulic cylinder is firm fixed, hydraulic cylinder's bottom and the bottom of solid fixed cylinder are in the coplanar, hydraulic cylinder's top is less than the top of solid fixed cylinder, the top of solid fixed cylinder is less than the frame of horizontal guiding device highest point, the top of solid fixed cylinder is located inside the horizontal guiding device, the bottom of solid fixed cylinder is less than the frame of horizontal guiding device lowest department, the both ends of solid fixed cylinder are all opened.
Preferably, the bottom of bearing joint is seted up flutedly, and the rotation axis includes joint spare, rotating member, joint spare and recess looks adaptation to make the joint spare can inlay in the inside of recess, and then make joint spare and bearing joint, the bottom of joint spare and the top fixed connection of rotating member, the through-hole of rotation axis is seted up on the rotating member.
Preferably, the support shaft comprises a connecting piece and an oil cylinder contact piece, one end of the connecting piece is rotatably connected with the other end of the rotating shaft, the other end of the connecting piece is fixedly connected with one end of the oil cylinder contact piece, and the other end of the oil cylinder contact piece is used for facing the lifting end of the hydraulic oil cylinder, so that the hydraulic oil cylinder can be in contact with the oil cylinder contact piece and drive the bearing mounting device and the bearing joint to vertically lift when the hydraulic oil cylinder vertically lifts, and the ratchet sleeve is driven to.
Preferably, the mount includes the fixed plate, is no less than two staple, and a staple is respectively fixed at the relative both ends of fixed plate, and the staple passes the fixed plate and compresses tightly the base, and the staple is perpendicular with the base, and the one side of fixed plate compresses tightly horizontal guiding device to fix horizontal guiding device on the base.
Preferably, a guide groove is formed in one side of the fixed cylinder, the shape and size of the guide groove are matched with those of the oil cylinder contact element, so that the oil cylinder contact element can horizontally enter the fixed cylinder from the guide groove, the oil cylinder contact element is positioned under the power head, the oil cylinder contact element is convenient to contact with a lifting end of a hydraulic oil cylinder, and the ratchet sleeve and the bearing joint are positioned under the power head.
By adopting the technical scheme, the invention has the beneficial effects that: the carrier joint is rotatory at the artifical of in-process that rises, can judge whether carrier joint and unit head screw thread contact are normal according to rotatory application of force resistance size during artifical rotation, in time discover the problem and adjust hydraulic cylinder and application of force pole, so that carrier joint and unit head screw thread contact are normal, and then prevent the work piece and damage, and, the ratchet cover moves and uses horizontal guiding device to support under the unit head, hydraulic cylinder is used in the jacking of ratchet cover, remove and the jacking all need not the manpower, practice thrift a large amount of manual works and consume.
Drawings
fig. 1 is a schematic structural view of the installed power head, ratchet sleeve and bearing joint.
FIG. 2 is a schematic view of the structure of the power head, ratchet sleeve, carrier sub in cooperation with a raise boring machine taper thread installation device prior to installation.
FIG. 3 is a schematic view of the structure of the power head, ratchet sleeve, carrier sub in cooperation with a raise boring machine taper thread installation device during installation.
FIG. 4 is a schematic structural view of a raise boring machine taper thread installation device.
Fig. 5 is a schematic view of the structure of the bearing mounting device matched with the ratchet sleeve and the bearing joint.
Fig. 6 is a schematic structural view of the load bearing and mounting device.
Fig. 7 is a schematic view of the structure of the horizontal guiding device engaged with the fixing frame.
fig. 8 is a schematic structural view of the longitudinal lifting device.
Fig. 9 is a schematic view of the structure of the rotating shaft.
Fig. 10 is a schematic structural view of the support shaft.
in the figure: the device comprises a ratchet sleeve 10, a bearing joint 20, a power head 30, a fixing device 40, a base 41, a lifting oil cylinder 42, a raise boring machine taper thread mounting device 50, a horizontal guide device 60, a longitudinal lifting device 70, a fixing barrel 71, a guide groove 711, an oil pipe hole 712, a hydraulic oil cylinder 72, a bearing mounting device 80, a rotating shaft 81, a clamping piece 811, a rotating piece 812, a through hole 813, a supporting shaft 82, a connecting piece 821, an oil cylinder contact piece 822, a force application rod 83, a connecting rod 84, a fixing frame 90, a fixing plate 91 and fixing nails 92.
Detailed Description
in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
The embodiment of the invention provides a raise boring machine taper thread installation method, which comprises the following steps:
The bearing mounting piece is used for connecting the ratchet sleeve and the bearing joint, so that the ratchet sleeve and the bearing joint are relatively fixed;
a horizontal guide device is arranged on a base of the raise boring machine, a bearing installation piece provided with a ratchet sleeve and a bearing joint is arranged on the horizontal guide device, the ratchet sleeve is in contact with the horizontal guide device, and the ratchet sleeve can horizontally move to the position right below a power head under the support and guide of the horizontal guide device;
Arranging a longitudinal lifting device on a base of the raise boring machine, and enabling the longitudinal lifting device to be positioned under a power head;
the bearing installation piece moves on the horizontal guide device under the influence of external force, the bearing installation piece is positioned by the longitudinal lifting device so as to move to the position right below the power head and stop moving, the bearing installation piece and the ratchet sleeve are disconnected, the bearing installation device is not contacted with the ratchet sleeve, the bearing installation device and the bearing joint are supported by the longitudinal lifting device, and the ratchet sleeve is also sleeved on the bearing joint and is not contacted with the bearing joint;
the thread section of the bearing joint is retracted into the ratchet sleeve by utilizing the lifting function of the longitudinal lifting device;
the power head is operated to descend and approach the ratchet sleeve until the ratchet sleeve and the power head are meshed and contacted;
Utilize vertical elevating gear jacking to bear the installed part, so that the carrier joint who bears installed part fixed connection is close to the unit head gradually, after vertical elevating gear jacking confirms the distance, artifical application of force rotation bears the installed part, it is rotatory to drive carrier joint, make carrier joint realize the rotatory limit of limit and rise, if artifical judgement application of force resistance increase, then confirm that the screw thread contact of unit head and carrier joint is unusual, the rotatory installation device that bears of reverse application of force, start vertical elevating gear decline simultaneously, jacking again, it is normal until artifical judgement application of force resistance, be the screw thread normal contact promptly.
further, the step of retracting the thread section of the bearing joint into the ratchet sleeve by utilizing the lifting function of the longitudinal lifting device specifically comprises the following steps: starting the longitudinal lifting device to ascend to enable the longitudinal lifting device to contact the bearing mounting device, stopping the longitudinal lifting device from ascending, starting the longitudinal lifting device to descend to drive the bearing mounting device and the bearing joint to descend simultaneously until the thread section of the bearing joint retracts into the ratchet sleeve by 10 mm and the bearing joint is not in contact with the ratchet sleeve, and stopping the longitudinal lifting device from descending;
The step of operating the power head to descend and approach the ratchet sleeve until the ratchet sleeve and the power head are engaged and contacted is concretely that the tooth shapes of the power head and the ratchet sleeve are aligned, the power head descends to be incompletely engaged with the ratchet sleeve, the distance between the power head and the bearing joint is 5 ~ 8 mm, and the descending of the power head is stopped;
The raise boring machine taper thread installation method also comprises the final step: and completely engaging the bearing joint with the power head, completely connecting the bearing joint with the power head through threads, stopping the ascending of the longitudinal lifting device, starting the longitudinal lifting device to descend to the initial position, descending the bearing installation device along with the longitudinal lifting device, sequentially detaching the bearing installation device, the guide supporting device and the longitudinal lifting device, and completing the installation of the power head, the ratchet sleeve and the bearing joint.
Referring to fig. 2 to 4, the present invention further provides a reverse-well drilling machine taper thread installation device 50 for installing the power head 30, the ratchet sleeve 10 and the carrier joint 20, which is characterized in that: the ratchet wheel bearing device comprises a bearing installation device 80, a horizontal guide device 60 and a longitudinal lifting device 70, wherein the bearing installation device 80 is arranged right below a bearing joint 20, and the bearing installation device 80 is connected with a ratchet wheel sleeve 10 and the bearing joint 20 so that the bearing installation device 80, the ratchet wheel sleeve 10 and the bearing joint 20 are relatively fixed; the horizontal guide device 60 is arranged on the base 41 of the raise boring machine; the longitudinal lifting device 70 is also arranged on the base 41 of the raise-boring machine and is positioned right below the power head 30; the carrier mounting means 80 is used for connecting the ratchet sleeve 10 and the carrier sub 20 and also for rotating the carrier sub 20; the horizontal guiding device 60 is used for horizontally guiding the connected bearing mounting device 80, the ratchet sleeve 10 and the bearing joint 20 to be right below the power head 30 and to be right above the longitudinal lifting device 70, and is also used for supporting the ratchet sleeve 10; the longitudinal lifting device 70 is used for driving the bearing mounting device 80 and the bearing joint 20 to lift longitudinally and driving the ratchet sleeve 10 to lift longitudinally, and is also used for positioning the connected bearing mounting device 80, the ratchet sleeve 10 and the bearing joint 20 right below the power head 30.
Referring to fig. 5 and 6, further, the bearing and mounting device 80 includes a rotating shaft 81, a supporting shaft 82, a force applying rod 83, and two connecting rods 84, one end of the rotating shaft 81 is detachably connected to the bearing joint 20, the other end of the rotating shaft 81 is rotatably connected to one end of the supporting shaft 82, the other end of the supporting shaft 82 is used for contacting the hydraulic cylinder 72, the force applying rod 83 is fixedly connected to a side wall of the rotating shaft 81, the force applying rod 83 is perpendicular to the rotating shaft 81 to apply a force on the force applying rod 83 to drive the rotating shaft 81 to rotate, and further drive the bearing joint 20 to rotate, the two connecting rods 84 are respectively located at two ends of the force applying rod 83, one end of the connecting rod 84 is detachably connected to the ratchet sleeve 10, the other end of the connecting rod 84 is detachably connected to the force applying rod 83, the connecting rod 84 is perpendicular to an end surface of the ratchet sleeve 10 and the, to prevent the rotation shaft 81 from separating from the carrier adapter 20 by its own weight, and further prevent the carrier adapter 20 from separating from the ratchet sleeve 10 by its own weight; the rotating shaft 81 is provided with a through hole 813 along the radial direction, the through hole 813 is matched with the force application rod 83, the force application rod 83 penetrates through the through hole 813 to be in contact with the rotating shaft 81, two ends of the force application rod 83 are located outside the rotating shaft 81 so as to apply force to the force application rod 83, and the force application rod 83 can be detached from the through hole 813.
Referring to fig. 7, further, the horizontal guide 60 is a rectangular parallelepiped frame, the width of the horizontal guide 60 is smaller than the maximum diameter of the ratchet sleeve 10, so that the ratchet sleeve 10 can be placed on the two parallel rims at the highest of the horizontal guide means 60, the bearing installation device 80 and the bearing joint 20 are fixed on the horizontal guide device 60, the length direction of the horizontal guide device 60 is vertical to the width direction of the base 41, and the length of the horizontal guide device 60 is greater than the width of the base 41, one end of the horizontal guide device 60 is far away from the base 41, the other end of the horizontal guide device 60 is near the bottom of the power head 30, so that the connected carrier mounting means 80, ratchet sleeve 10 and carrier sub 20 are placed on the horizontal guide means 60 from the end of the horizontal guide means 60 remote from the base 41, and is forced to slide from one end of the horizontal guide 60 to the other and positioned directly below the power head 30 and directly above the longitudinal lift 70.
Referring to fig. 8, further, the longitudinal lifting device 70 includes a fixed cylinder 71 and a hydraulic cylinder 72, the fixed cylinder 71 is inserted into an insert plate of the raise boring machine to fix the fixed cylinder 71 stably, the fixed cylinder 71 is sleeved on the hydraulic cylinder 72, an inner wall of the fixed cylinder 71 contacts with an outer wall of the hydraulic cylinder 72 to fix the hydraulic cylinder 72 stably, a bottom of the hydraulic cylinder 72 and a bottom of the fixed cylinder 71 are in the same plane, a top of the hydraulic cylinder 72 is lower than a top of the fixed cylinder 71, the top of the fixed cylinder 71 is lower than a highest frame of the horizontal guide device 60, the top of the fixed cylinder 71 is located inside the horizontal guide device 60, the bottom of the fixed cylinder 71 is lower than a lowest frame of the horizontal guide device 60, and two ends of the fixed cylinder 71 are open.
Please refer to fig. 9, further, a groove is formed in the bottom of the carrier adapter 20, the rotating shaft 81 includes a clamping member 811 and a rotating member 812, the clamping member 811 is adapted to the groove, so that the clamping member 811 can be embedded in the groove, and further the clamping member 811 is clamped to the carrier adapter 20, the bottom of the clamping member 811 is fixedly connected to the top of the rotating member 812, and the through hole 813 of the rotating shaft 81 is formed in the rotating member 812.
Referring to fig. 10, the supporting shaft 82 further includes a connecting member 821 and a cylinder contact member 822, one end of the connecting member 821 is rotatably connected to the other end of the rotating shaft 81, the other end of the connecting member 821 is fixedly connected to one end of the cylinder contact member 822, and the other end of the cylinder contact member 822 is opposite to the lifting end of the hydraulic cylinder 72, so that the hydraulic cylinder 72 can contact the cylinder contact member 822 and drive the bearing mounting device 80 and the bearing connector 20 to vertically lift and lift when vertically lifting and lowering, and drive the ratchet sleeve 10 to vertically lift.
Referring to fig. 7 again, the fixing frame 90 further includes a fixing plate 91 and at least two fixing nails 92, two fixing nails 92 are fixed at two opposite ends of the fixing plate 91, the fixing nails 92 penetrate through the fixing plate 91 to press the base 41, the fixing nails 92 are perpendicular to the base 41, and one surface of the fixing plate 91 presses the horizontal guiding device 60 to fix the horizontal guiding device 60 on the base 41.
Referring to fig. 8 again, a guide groove 711 is formed in one side of the fixed cylinder 71, and the shape and size of the guide groove 711 are matched with the shape and size of the cylinder contact 822, so that the cylinder contact 822 can horizontally enter the inside of the fixed cylinder 71 from the guide groove 711, so as to position the cylinder contact 822 right below the power head 30, and facilitate the cylinder contact 822 to contact with the lifting end of the hydraulic cylinder 72, so as to position the ratchet sleeve 10 and the carrier adapter 20 right below the power head 30.
Further, a bearing is disposed at the connection position of the rotating shaft 81 and the supporting shaft 82, an inner ring of the bearing is fixedly connected with the rotating member 812 of the rotating shaft 81, and an outer ring of the bearing is fixedly connected with the connecting member 821 of the supporting shaft 82 to reduce friction force.
Referring to fig. 8 again, an oil pipe hole 712 is further formed at the bottom of the fixed cylinder 71, so that an oil pipe of the hydraulic cylinder 72 passes through the oil pipe hole 712 to facilitate pressurization or depressurization of the hydraulic cylinder 72 from the outside.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A raise boring machine taper thread installation method is characterized in that: the method comprises the following steps:
the bearing mounting piece is used for connecting the ratchet sleeve and the bearing joint, so that the ratchet sleeve and the bearing joint are relatively fixed;
A horizontal guide device is arranged on a base of the raise boring machine, a bearing installation piece provided with a ratchet sleeve and a bearing joint is arranged on the horizontal guide device, the ratchet sleeve is in contact with the horizontal guide device, and the ratchet sleeve can horizontally move to the position right below a power head under the support and guide of the horizontal guide device;
Arranging a longitudinal lifting device on a base of the raise boring machine, and enabling the longitudinal lifting device to be positioned under a power head;
The bearing installation piece moves on the horizontal guide device under the influence of external force, the bearing installation piece is positioned by the longitudinal lifting device so as to move to the position right below the power head and stop moving, the bearing installation piece and the ratchet sleeve are disconnected, the bearing installation device is not contacted with the ratchet sleeve, the bearing installation device and the bearing joint are supported by the longitudinal lifting device, and the ratchet sleeve is also sleeved on the bearing joint and is not contacted with the bearing joint;
the thread section of the bearing joint is retracted into the ratchet sleeve by utilizing the lifting function of the longitudinal lifting device;
The power head is operated to descend and approach the ratchet sleeve until the ratchet sleeve and the power head are meshed and contacted;
Utilize vertical elevating gear jacking to bear the installed part, so that the carrier joint who bears installed part fixed connection is close to the unit head gradually, after vertical elevating gear jacking confirms the distance, artifical application of force rotation bears the installed part, it is rotatory to drive carrier joint, make carrier joint realize the rotatory limit of limit and rise, if artifical judgement application of force resistance increase, then confirm that the screw thread contact of unit head and carrier joint is unusual, the rotatory installation device that bears of reverse application of force, start vertical elevating gear decline simultaneously, jacking again, it is normal until artifical judgement application of force resistance, be the screw thread normal contact promptly.
2. The method for installing the taper thread of the raise boring machine according to claim 1, wherein the step of utilizing the lifting function of the longitudinal lifting device to retract the thread section of the load-bearing joint into the ratchet sleeve comprises the steps of starting the longitudinal lifting device to ascend, enabling the longitudinal lifting device to contact with the load-bearing mounting device, stopping the longitudinal lifting device from ascending, starting the longitudinal lifting device to descend, driving the load-bearing mounting device and the load-bearing joint to descend simultaneously until the thread section of the load-bearing joint retracts into the ratchet sleeve by 5 ~ 15 mm and the load-bearing joint is not in contact with the ratchet sleeve, and stopping the longitudinal lifting device from descending;
The step of operating the power head to descend and approach the ratchet sleeve until the ratchet sleeve and the power head are engaged and contacted is concretely that the tooth shapes of the power head and the ratchet sleeve are aligned, the power head descends to be incompletely engaged with the ratchet sleeve, the distance between the power head and the bearing joint is 5 ~ 8 mm, and the descending of the power head is stopped;
The raise boring machine taper thread installation method further comprises the final step of: and completely engaging the bearing joint with the power head, completely connecting the bearing joint with the power head through threads, stopping the ascending of the longitudinal lifting device, starting the longitudinal lifting device to descend to the initial position, descending the bearing installation device along with the longitudinal lifting device, sequentially detaching the bearing installation device, the guide supporting device and the longitudinal lifting device, and completing the installation of the power head, the ratchet sleeve and the bearing joint.
3. the utility model provides a raise boring machine awl screw thread installation device for installation unit head and ratchet cover, bearing joint, its characterized in that: the ratchet wheel bearing device comprises a bearing installation device, a horizontal guide device and a longitudinal lifting device, wherein the bearing installation device is arranged right below a bearing joint and is connected with a ratchet wheel sleeve and the bearing joint so as to relatively fix the bearing installation device, the ratchet wheel sleeve and the bearing joint; the horizontal guiding device is arranged on a base of the raise-boring machine; the longitudinal lifting device is also arranged on the base of the raise boring machine and is positioned right below the power head; the bearing mounting device is used for connecting the ratchet sleeve and the bearing joint and is also used for rotating the bearing joint; the horizontal guide device is used for horizontally guiding the connected bearing installation device, the ratchet sleeve and the bearing joint to the position right below the power head and the position right above the longitudinal lifting device and is also used for supporting the ratchet sleeve; the longitudinal lifting device is used for driving the bearing mounting device and the bearing joint to lift longitudinally and driving the ratchet sleeve to lift longitudinally, and is also used for positioning the connected bearing mounting device, the ratchet sleeve and the bearing joint under the power head.
4. The raise boring machine taper thread installation apparatus of claim 3, wherein: the bearing installation device comprises a rotating shaft, a supporting shaft, an application rod and two connecting rods, wherein one end of the rotating shaft is detachably connected with the bearing joint, the other end of the rotating shaft is rotatably connected with one end of the supporting shaft, the other end of the supporting shaft is used for contacting with a hydraulic oil cylinder, the application rod is fixedly connected with the side wall of the rotating shaft and is vertical to the rotating shaft so as to apply force on the application rod to drive the rotating shaft to rotate and further drive the bearing joint to rotate, the two connecting rods are respectively positioned at two ends of the application rod, one end of each connecting rod is detachably connected with the ratchet sleeve, the other end of each connecting rod is detachably connected with the application rod, the connecting rods are vertical to the end surface of the ratchet sleeve and the application rod, and the connecting rods are used for connecting the rotating shaft and the ratchet sleeve so as to prevent the rotating shaft; the rotating shaft is provided with a through hole along the radial direction, the through hole is matched with the force application rod, the force application rod penetrates through the through hole to be in contact with the rotating shaft, two ends of the force application rod are located outside the rotating shaft, force can be applied to the force application rod conveniently, and the force application rod can be detached from the through hole.
5. The raise boring machine taper thread installation apparatus of claim 4, wherein: the horizontal guiding device is a cuboid frame, the width of the horizontal guiding device is smaller than the maximum diameter of the ratchet sleeve, so that the ratchet sleeve can be placed on two parallel frames at the highest position of the horizontal guiding device, the bearing installation device and the bearing joint are fixed on the horizontal guiding device, the length direction of the horizontal guiding device is perpendicular to the width direction of the base, the length of the horizontal guiding device is larger than the width of the base, one end of the horizontal guiding device is far away from the base, the other end of the horizontal guiding device is close to the bottom of the power head, so that the connected bearing installation device, the ratchet sleeve and the bearing joint are placed on the horizontal guiding device from the end, far away from the base, of the horizontal guiding device, and the bearing joint slides to the other end from one end of the horizontal guiding device under the action of external force and is positioned right below the power head and above the.
6. The raise boring machine taper thread installation apparatus of claim 5, wherein: vertical elevating gear includes the solid fixed cylinder, hydraulic cylinder, the solid fixed cylinder inserts in the picture peg of raise boring machine, so that the solid fixed cylinder is firm fixed, the solid fixed cylinder cover is established on hydraulic cylinder, and the inner wall of solid fixed cylinder and hydraulic cylinder's outer wall contact, so that hydraulic cylinder is firm fixed, hydraulic cylinder's bottom and the bottom of solid fixed cylinder are in the coplanar, hydraulic cylinder's top is less than the top of solid fixed cylinder, the top of solid fixed cylinder is less than the frame of horizontal guiding device highest point, the top of solid fixed cylinder is located inside the horizontal guiding device, the bottom of solid fixed cylinder is less than the frame of horizontal guiding device lowest department, the both ends of solid fixed cylinder are all opened.
7. The raise boring machine taper thread installation apparatus of claim 6, wherein: the bottom of bearing joint is seted up flutedly, and the rotation axis includes joint spare, rotating member, joint spare and recess looks adaptation to make the joint spare can inlay in the inside of recess, and then make joint spare and bearing joint, the bottom of joint spare and the top fixed connection of rotating member, the through-hole of rotation axis is seted up on the rotating member.
8. the raise boring machine taper thread installation apparatus of claim 7, wherein: the support shaft comprises a connecting piece and an oil cylinder contact piece, one end of the connecting piece is rotatably connected with the other end of the rotating shaft, the other end of the connecting piece is fixedly connected with one end of the oil cylinder contact piece, and the other end of the oil cylinder contact piece is used for facing the lifting end of the hydraulic oil cylinder, so that the hydraulic oil cylinder contact piece can be contacted with the bearing installation device and the bearing joint to vertically lift when the hydraulic oil cylinder vertically lifts, and the ratchet sleeve is driven to vertically lift.
9. The raise boring machine taper thread installation apparatus of claim 8, wherein: the mount includes the fixed plate, is no less than two staple, and the relative both ends of fixed plate are respectively fixed a staple, and the staple passes the fixed plate and compresses tightly the base, and the staple is perpendicular with the base, and the one side of fixed plate compresses tightly horizontal guiding device to fix horizontal guiding device on the base.
10. The raise boring machine tapered thread installation apparatus of claim 9 wherein: the ratchet sleeve and the bearing joint are positioned under the power head.
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| CN201910767012.XA CN110552636B (en) | 2019-08-20 | 2019-08-20 | Raise boring machine taper thread mounting method and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111287648A (en) * | 2020-03-24 | 2020-06-16 | 杨有军 | Low-noise environment-friendly hydraulic power driven mechanical drilling equipment |
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