CN111775113A

CN111775113A - Large-caliber non-standard thread assembling and disassembling equipment

Info

Publication number: CN111775113A
Application number: CN202010608667.5A
Authority: CN
Inventors: 李小伟; 张鹏; 李飞; 杨晓春; 郭宏宾
Original assignee: Xian Aerospace Precision Electromechanical Institute
Current assignee: Xian Aerospace Precision Electromechanical Institute
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2020-10-16
Anticipated expiration: 2040-06-29
Also published as: CN111775113B

Abstract

The invention provides large-caliber non-standard thread assembling and disassembling equipment, which solves the problems that the existing thread tool is low in production efficiency, needs a larger operation space and is very easy to damage the thread of the tool in installation. The large-caliber non-standard thread assembling and disassembling equipment comprises a supporting device, an automatic clamping device, a jacking rolling device, a manual tightening device and an automatic tightening device; the automatic tightening device is arranged on the right side of the supporting device and used for realizing automatic installation or disassembly of the first thread tool; the manual tightening device is arranged on the left side of the supporting device, can move along the supporting device and is used for realizing manual installation or disassembly of the second thread tool; the automatic clamping device is arranged on the supporting device, is positioned between the manual tightening device and the automatic tightening device, can move on the supporting device and is used for clamping the pressure pipe; the jacking and rolling device is arranged on the supporting device, is positioned between the manual tightening device and the automatic tightening device and is used for jacking and rolling the pressure pipe.

Description

Large-caliber non-standard thread assembling and disassembling equipment

Technical Field

The invention relates to thread assembling and disassembling equipment, in particular to large-caliber non-standard thread assembling and disassembling equipment.

Background

In the field of fluid transportation, the fluid is generally filled in the high-strength thin-wall pressure pipe for transportation, and particularly the transportation of some toxic, harmful and combustible fluids is carried out, the high-strength thin-wall pressure pipe becomes the first choice. In order to improve the transportation efficiency and adapt to the transportation of different types of fluids, pressure pipes can be spliced at will, and particularly when toxic and harmful industrial waste is deeply buried, the requirement of the seamless pressure pipe of the type is more urgent. The difference in length and diameter of the pressure tube is large due to the difference in the transport media.

When the high-strength seamless pressure pipe is used for strength and pressure tests, the end part of the high-strength seamless pressure pipe is plugged by a thread tool. At present, the installation of screw frock generally adopts artifical manual mode, and in the installation of screw frock, through the rotatory screw frock of artifical afterburning lever mode, make it install the both ends at the pressure pipe, this kind of mode makes workman's intensity of labour very big, and work efficiency is extremely low, and then leads to production efficiency very low. Meanwhile, a large operation space is required due to the manual installation of the screw thread. In addition, because the medium that it carried is different, its screw frock adopts non-standard screw thread more, and when the screw frock was installed and removed to the manual work, precision and moment can't accurate real-time supervision control, very easily damaged the frock screw thread.

Disclosure of Invention

The invention aims to solve the problems that the existing thread tool is low in production efficiency, needs a large operation space and is very easy to damage the threads of the tool in the installation process, and provides large-caliber non-standard thread assembling and disassembling equipment.

In order to achieve the above purpose, the technical scheme of the invention is as follows:

a large-caliber non-standard thread assembling and disassembling device comprises a supporting device, an automatic clamping device, a jacking rolling device, a manual tightening device and an automatic tightening device; the supporting device comprises a supporting frame and a supporting guide rail, and the supporting guide rail is arranged on the supporting frame; the automatic tightening device is arranged on the right side of the supporting device, can move along the supporting device and is used for realizing automatic installation or disassembly of the first thread tool; the manual tightening device is arranged on the left side of the supporting device, can move along the supporting device and is used for realizing manual installation or disassembly of the second thread tool; the automatic clamping device is arranged on the supporting device, is positioned between the manual tightening device and the automatic tightening device, can move on the supporting device and is used for clamping the pressure pipe; the jacking and rolling device is arranged on the supporting device, is positioned between the manual tightening device and the automatic tightening device and is used for jacking and rolling the pressure pipe.

Further, the automatic tightening device comprises a first thread tool grabbing unit, a thread tool automatic adjusting unit, an automatic tightening unit and an automatic tightening driving unit; the first thread tool grabbing unit comprises a first tool V support, a first tool clamping cylinder and a first tool clamping arm; the first tool V support is arranged on the automatic thread tool adjusting unit, and the automatic thread tool adjusting unit is arranged on the supporting device and used for realizing three-dimensional position adjustment of the first tool V support; the two first tool clamping cylinders are respectively arranged at two sides of the first tool V support, a rotating shaft of the two first tool clamping cylinders is connected with a first tool clamping arm, and the first tool clamping arm is driven by the first tool clamping cylinders to clamp a first thread tool; the automatic tightening unit comprises a first tightening frame, a first tightening speed reducer, a first tightening servo motor, a first rotating disc, a first tightening finger and a tightening feeding assembly, wherein the first tightening speed reducer, the first tightening servo motor, the first rotating disc, the first tightening finger and the tightening feeding assembly are arranged on the first tightening frame; a first tightening sliding block is arranged at the bottom end of the first tightening frame and is matched with a supporting guide rail of the supporting device, so that the automatic tightening unit can move on the supporting device; an output shaft of the first screwing servo motor is connected with the first rotating disc through a first screwing speed reducer and a screwing feeding assembly, and the first screwing finger is arranged on the first rotating disc and used for clamping the first thread tool; the tightening and feeding assembly comprises a feeding spring, a feeding shaft sleeve, a feeding supporting seat, a feeding first shaft and a feeding second shaft; one end of the feeding shaft is connected with the first rotating disc, and the other end of the feeding shaft is provided with a feeding mounting hole; the feeding support seat is fixedly arranged on the first tightening frame, the feeding shaft sleeve is fixedly arranged on the feeding support seat, the feeding two shafts are arranged in the feeding shaft sleeve, one end of each feeding two shaft is arranged in the feeding mounting hole to drive the feeding one shaft to rotate and slide in the feeding shaft sleeve, and the other end of each feeding two shaft penetrates through the feeding spring to be connected with an output shaft of the first tightening speed reducer; the automatic tightening driving unit is arranged on the supporting device and used for driving the automatic tightening unit to move back and forth.

Further, the automatic adjusting unit of the thread tool comprises a first lifter base plate, a first one-dimensional moving assembly, an automatic tool jacking assembly and a first thin cylinder; the bottom end of the first lifter base plate is provided with a first lifting slide block, and the first lifting slide block is matched with a support guide rail of the support device to realize the movement of the automatic thread tool adjusting unit on the support device; the first tool V support is arranged on the first one-dimensional moving assembly, and the first one-dimensional moving assembly realizes the left and right movement of the first tool V support; the first one-dimensional moving assembly is arranged above the first lifter base plate through an automatic tool jacking assembly, and the automatic tool jacking assembly comprises a first screw lifter and a first lifting servo motor which are arranged on the first lifter base plate; an input shaft of the first screw rod lifter is connected with a first lifting servo motor, an output shaft of the first screw rod lifter is connected with a first one-dimensional moving assembly, and the first lifting servo motor drives the first screw rod lifter to work, so that the first tool V support can move up and down; the body of the first thin cylinder is installed on the first tightening frame, an output shaft of the first thin cylinder is connected with the first lifter base plate, and the first thin cylinder drives the first lifter base plate to move, so that the first tool V support can move back and forth.

Furthermore, a first guide column is arranged at the bottom end of the first one-dimensional moving assembly and penetrates through a first guide hole formed in a first lifter base plate, so that the first one-dimensional moving assembly can move directionally.

Further, the automatic tightening driving unit is arranged on the supporting device and comprises a second tightening servo motor, a second tightening speed reducer, a tightening synchronous belt, a tightening driving wheel, a tightening driven wheel, a tightening lead screw and a tightening nut; the second screwing servo motor drives the screwing driving wheel to rotate through the second screwing speed reducer, the screwing driving wheel drives the screwing driven wheel to rotate through the screwing synchronous belt, the screwing driven wheel drives the screwing lead screw which is coaxially connected with the screwing driven wheel to rotate, the screwing lead screw drives the screwing nut which is matched with the screwing lead screw to move, and therefore the first screwing frame which is connected with the screwing nut is driven to move.

Further, a tightening idler wheel is further arranged on the supporting device and used for achieving tightening of the synchronous belt.

Further, the manual tightening device comprises a second thread tool grabbing unit, a thread tool manual adjusting unit, a manual tightening unit and a manual tightening driving unit; the second thread tool grabbing unit comprises a second tool V support, a second tool clamping cylinder and a second tool clamping arm; the second tool V support is arranged on the manual adjusting unit of the thread tool, and the manual adjusting unit of the thread tool is arranged on the supporting device and used for realizing the three-dimensional position adjustment of the second tool V support; the two second tool clamping cylinders are respectively arranged at two sides of the second tool V support, a rotating shaft of the two second tool clamping cylinders is connected with a second tool clamping arm, and the second tool clamping arm is driven by the second tool clamping cylinders and used for clamping a second thread tool; the manual tightening unit comprises a second tightening frame, a worm gear reducer, a second rotating disc, a second finger, a tightening hand wheel and a follow-up assembly, wherein the worm gear reducer, the second rotating disc, the second finger, the tightening hand wheel and the follow-up assembly are arranged on the second tightening frame; a second tightening sliding block is arranged at the bottom end of the second tightening frame and is matched with a supporting guide rail of the supporting device, so that the manual tightening unit can move on the supporting device; the worm gear and worm reducer is arranged on the second tightening frame, an input shaft of the worm gear and worm reducer is connected with a tightening hand wheel, an output shaft of the worm gear and worm reducer is connected with a second rotating disc through a follow-up component, and a second finger is arranged on the second rotating disc and used for clamping a second thread tool; the follow-up component comprises a follow-up first shaft, a follow-up second shaft, a follow-up spring, a follow-up belt seat bearing, a follow-up guide rail and a follow-up sliding block; the servo shaft is arranged on the servo belt seat bearing, one end of the servo shaft is connected with the second rotating disc, and the other end of the servo shaft is provided with a servo mounting hole; one end of the follow-up secondary shaft is arranged in the follow-up mounting hole to drive the follow-up primary shaft to rotate, the follow-up primary shaft can slide on the follow-up secondary shaft, and the other end of the follow-up primary shaft penetrates through the follow-up spring to be connected with the output shaft of the worm gear reducer; the bottom end of the follow-up belt seat bearing is provided with a follow-up sliding block, and the follow-up sliding block is matched with a follow-up guide rail arranged on the second tightening frame, so that the follow-up assembly can move on the second tightening frame; the manual tightening driving unit is arranged on the supporting device and used for driving the manual tightening unit to move back and forth.

Further, the manual adjusting unit of the thread tool comprises a second lifter base plate, a second one-dimensional moving assembly, a manual tool jacking assembly and a second thin cylinder; a second lifting slide block is arranged at the bottom end of the second lifting base plate and is matched with a supporting guide rail of the supporting device, so that the manual adjusting unit of the thread tool can move on the supporting device; the second tool V support is arranged on the second one-dimensional moving assembly, and the second one-dimensional moving assembly realizes the left and right movement of the second tool V support; the second one-dimensional moving assembly is arranged above the second lifter base plate through a manual tool jacking assembly, the manual tool jacking assembly comprises a second screw lifter, a lifting driving rod and a lifting hand wheel, the second screw lifter is arranged on the second lifter base plate, the lifting hand wheel is connected with an input shaft of the second screw lifter through the lifting driving rod, an output shaft of the second screw lifter is connected with the second one-dimensional moving assembly, the lifting hand wheel rotates, and the second screw lifter output shaft jacks the second one-dimensional moving assembly, so that the second tool V support moves up and down; the body of the second thin cylinder is installed on the second tightening frame, an output shaft of the second thin cylinder is connected with the second lifter base plate, and the second thin cylinder drives the second lifter base plate to move, so that the second tool V support can move back and forth.

Furthermore, a second guide post is arranged at the bottom end of the second one-dimensional moving assembly and penetrates through a second guide hole formed in a second lifter base plate, so that the directional movement of the second one-dimensional moving assembly is realized.

Furthermore, the manual tightening driving unit comprises a manual driving wheel, a manual driving rod, a manual driving lead screw and a manual driving nut, the second tightening frame is fixedly connected with the manual driving nut, the manual driving wheel drives the manual driving lead screw to rotate through the manual driving rod, and the manual driving lead screw is matched with the manual driving nut to realize the back and forth movement of the second tightening frame.

Furthermore, the bottom end of the second tightening frame is also provided with a guide bearing, and the lifting driving rod penetrates through the guide bearing to be connected with the screw rod lifter.

Further, the second one-dimensional moving assembly and the second one-dimensional moving assembly are rodless cylinders.

Furthermore, the jacking and rolling device comprises an adjusting mechanism mounting plate, a support mounting plate, a third screw elevator, a jacking speed reducer, a jacking servo motor, a first rolling support, a rolling active adjusting wheel, a rolling synchronous driving wheel, a rolling synchronous driven wheel, a rolling synchronous belt and a rolling servo motor; the adjusting mechanism mounting plate is arranged on the supporting device, the third screw rod lifter is arranged on the adjusting mechanism mounting plate, an input shaft of the third screw rod lifter is connected with the jacking servo motor through a jacking speed reducer, an output shaft of the third screw rod lifter penetrates through the adjusting mechanism mounting plate to be connected with the support mounting plate arranged above the adjusting mechanism mounting plate, and the jacking servo motor drives the third screw rod lifter to work, so that the support mounting plate can move up and down; the first rolling support is arranged on the support mounting plate, the top end of the first rolling support is provided with a V-shaped structure, and the two groups of rolling active adjusting wheels are respectively arranged at two ends of the V-shaped structure; the servo motor that rolls over sets up on the support mounting panel, and its output shaft is connected with the synchronous action wheel that rolls over through the reduction gear that rolls over, the synchronous action wheel that rolls over rotates from the driving wheel through two sets of synchronous rotations that roll over of the synchronous drive of roll over, and the synchronous driven wheel that rolls over drives rather than coaxial arrangement's roll over initiative adjustment wheel rotation to the realization drives the upset of pressure pipe.

Further, the third screw rod lift is T type lead screw lift, the bottom of mounting panel still is provided with the jacking guide post, the jacking guide post passes the jacking guiding hole of setting on the adjustment mechanism mounting panel, realizes mounting panel's directional removal.

Further, a rolling idle wheel is further arranged on the first rolling support and used for tensioning a rolling synchronous belt.

Furthermore, jacking roll device still includes second roll support and the driven regulating wheel that rolls over, the second roll support sets up on the support mounting panel, and the V-arrangement structure is established to its top, the driven regulating wheel that rolls over is two sets of, sets up respectively at the both ends of V-arrangement structure, and rolls over the driven regulating wheel and roll over the central line of initiative regulating wheel coaxial.

Further, the automatic clamping device comprises a clamping support plate, a clamping V-shaped support, a third clamping cylinder, a clamping arm and a clamping hoop; the bottom end of the clamping support plate is provided with a clamping slide block, and the clamping slide block is matched with a support guide rail of the support device to realize the movement of the automatic clamping device on the support device; the clamping V support is arranged at the upper end of the clamping support plate, third clamping cylinders are respectively installed on two sides of the clamping V support, a rotating shaft of each third clamping cylinder is connected with a clamping arm, the clamping hoops are arranged on the clamping arms, and the pressure pipe is clamped under the driving of the third clamping cylinders.

Furthermore, the automatic clamping devices are in multiple groups, the supporting device is also provided with a clamping synchronous component, and the clamping synchronous component is connected with a synchronous mounting plate arranged at the bottom end of the clamping supporting plate and used for realizing the synchronous movement of the multiple groups of automatic clamping devices; the clamping synchronous component comprises a clamping synchronous belt, a clamping synchronous driving wheel, a clamping synchronous driven wheel and a clamping synchronous servo motor, wherein the clamping synchronous driving wheel, the clamping synchronous driven wheel and the clamping synchronous servo motor are arranged on the supporting device; the both ends of pressing from both sides tight hold-in range suit respectively on pressing from both sides tight synchronous action wheel, pressing from both sides tight synchronous driven wheel, and multiunit automatic clamping device's synchronous mounting panel all is connected with pressing from both sides tight hold-in range, press from both sides tight synchronous action wheel of tight synchronous servo motor drive and rotate, press from both sides tight synchronous action wheel and drive and press from both sides tight hold-in range and rotate for multiunit automatic clamping device realizes relative synchronous movement or back of the body synchronous.

Furthermore, a cushion block is arranged on the inner side of the clamping V-shaped support and used for adapting to pressure pipes with different diameters, and a felt cushion is arranged on the inner side of the clamping hoop and used for increasing the friction force of the clamping hoop; and a proximity switch is further arranged on the clamping V support and used for detecting whether the cushion block is replaced by a cushion block matched with the pressure pipe or not.

Furthermore, the supporting device also comprises a slide block stop block and a middle stop block; the slider stop blocks are arranged at two ends of the supporting guide rail and used for limiting the position of the manual tightening device or the automatic tightening device, and the middle stop block is arranged in the middle of the supporting guide rail and used for limiting the position of the automatic clamping device.

Compared with the prior art, the technical scheme of the invention has the following advantages:

1. the large-caliber non-standard thread assembling and disassembling equipment disclosed by the invention realizes the assembling and disassembling of the non-standard thread tools at two ends of the pressure pipe, the automatic screwing end does not participate in the whole process when assembling and disassembling the thread tools, the automatic feeding and discharging, the automatic clamping, the automatic axial feeding and the automatic screwing are carried out, and the screwing data are recorded, processed, uploaded and stored in real time in the process of assembling and disassembling the threads, so that the data can be inquired and traced.

2. For the nonstandard thread tool made of special materials and with special size, the large-caliber nonstandard thread assembling and disassembling equipment is provided with the manual screwing device, the manual participation mode is adopted in the screwing process, the damage to the threads during automatic screwing is avoided, the number of workers is greatly reduced when the large-caliber nonstandard thread assembling and disassembling equipment is adopted to assemble and disassemble the nonstandard threads, and the labor intensity of the workers is reduced.

3. The large-caliber non-standard thread assembling and disassembling equipment can be compatible with pressure pipes with different lengths and calibers in the assembling and disassembling process of the pressure pipes, the distance between the supporting points of the two clamping V supports is automatically adjusted according to the type and the length of the pressure pipes, the pressure pipes with different lengths can be clamped, the clamping V supports are provided with the profiling clamping hoops with larger friction coefficients, the clamping surfaces of the profiling clamping hoops are provided with felts for increasing the friction coefficients, so that the moment generated by the friction force of the felts is far greater than the moment required by assembling and disassembling a thread tool, and the pressure pipes cannot rotate in the assembling and disassembling process of the thread.

4. The jacking and rolling device of the large-caliber non-standard thread assembling and disassembling equipment can realize the rotation of the pressure pipe around the horizontal axis of the pressure pipe, the screw elevator is started under the driving of the jacking servo motor to jack up the whole jacking and rolling device together with the pressure pipe on the jacking and rolling device, the pressure pipe is stopped after being separated from the clamping V support, and the rolling servo motor is started until the pressure pipe rotates to a proper position, so that the position of the pressure pipe is adjusted, and the testing requirements are met.

5. The screw rod lifter of the large-caliber non-standard thread assembling and disassembling equipment adopts a T-shaped screw rod lifter, and can realize self-locking under the condition of power failure, so that potential safety hazards in the rolling process of the pressure pipe are avoided. Meanwhile, the rolling servo motor can accurately control the rolling angle of the pressure pipe.

Drawings

FIG. 1 is a schematic structural view of a large-caliber non-standard thread assembly and disassembly apparatus of the present invention;

FIG. 2 is a schematic view showing the structure of the automatic tightening apparatus according to the present invention;

FIG. 3 is a first partial schematic structural view of the automatic tightening device;

FIG. 4 is a schematic view showing the construction of a screw feeding unit of the automatic screw-up apparatus of the present invention;

FIG. 5 is a partial schematic structural view of the automatic tightening device;

FIG. 6 is a schematic view showing the construction of an automatic tightening drive unit in the automatic tightening apparatus according to the present invention;

FIG. 7 is a schematic view of the construction of the hand tightening device of the present invention;

FIG. 8 is a first partial schematic view of the hand tightening device of the present invention;

FIG. 9 is a schematic structural view of a follower assembly of the manual tightening apparatus of the present invention;

FIG. 10 is a second partial schematic structural view of the hand tightening device of the present invention;

FIG. 11 is a schematic structural view of a jacking-rolling device according to the present invention;

FIG. 12 is a first schematic view of a first embodiment of a jacking and rolling device according to the present invention;

FIG. 13 is a second schematic view of a partial structure of the jacking rolling device according to the present invention;

FIG. 14 is a schematic view of the automatic clamping device of the present invention;

FIG. 15 is a schematic view showing the construction of a clamp synchronizing assembly in the automatic clamping apparatus according to the present invention;

fig. 16 is a schematic structural view of the supporting device of the present invention.

Reference numerals: 1-manual tightening device, 2-automatic clamping device, 3-jacking rolling device, 4-supporting device, 5-automatic tightening device, 6-first thread tool, 7-pressure tube, 8-second thread tool, 101-second tool V-support, 102-second tool clamping cylinder, 103-second tool clamping arm, 104-second elevator backing plate, 105-second one-dimensional moving component, 106-second thin cylinder, 107-second lifting slider, 108-second screw elevator, 109-lifting driving rod, 110-lifting handwheel, 111-second guide post, 112-second guide hole, 113-second tightening frame, 114-worm gear reducer, 115-tightening handwheel, 116-second rotating disk, 117-second finger, 118-a follower assembly, 119-a second tightening slide, 121-a manual drive wheel, 122-a manual drive rod, 123-a manual drive screw, 124-a manual drive nut, 125-a guide bearing, 126-a follower shaft, 127-a follower shaft, 128-a follower spring, 129-a follower belt bearing, 130-a follower guide, 131-a follower slide, 132-a follower mounting hole, 201-a synchronization mounting plate, 202-a clamping arm, 203-a clamping slide, 204-a clamping support plate, 205-a clamping V-brace, 206-a third clamping cylinder, 207-a cushion block, 208-a clamping hoop, 209-a proximity switch, 210-a proximity switch mounting bracket, 211-a clamping timing belt, 212-a clamping timing drive wheel, 213-a clamping timing driven wheel, 214-clamping synchronous servo motor, 301-rolling servo motor, 302-rolling speed reducer, 303-rolling synchronous driving wheel, 304-rolling synchronous belt, 305-rolling driven adjusting wheel, 306-second rolling bracket, 307-rolling idle wheel, 308-rolling synchronous driven wheel, 309-first rolling bracket, 310-rolling driving adjusting wheel, 311-driven wheel rotating shaft, 312-driven wheel reinforcing plate, 313-bracket mounting plate, 314-adjusting mechanism mounting plate, 315-lifting speed reducer, 316-lifting servo motor, 317-speed reducer mounting plate, 318-lifting guide column, 319-oilless bushing, 320-third screw rod lifter, 321-driving wheel rotating shaft, 41-supporting frame, 42-supporting guide rail, 43-middle block, 44-slide block, 501-first tightening servo motor, 502-first tightening reducer, 503-tightening feeding component, 505-industrial camera, 506-first tightening frame, 507-first tightening slide block, 508-first rotating disk, 509-first tightening finger, 510-first tool V support, 511-first tool clamping cylinder, 512-first tool clamping arm, 513-first elevator backing plate, 514-first one-dimensional moving component, 515-first thin cylinder, 516-first lifting slide block, 517-first screw elevator, 518-first lifting servo motor, 519-first guide column, 520-first guide hole, 521-second tightening servo motor, 522-second tightening reducer, 523-tightening synchronous belt, 524-tightening a driving wheel, 525-tightening a driven wheel, 526-tightening a lead screw, 527-tightening a nut, 528-tightening an idle wheel, 529-feeding a spring, 530-feeding a shaft sleeve, 531-feeding a shaft, 532-feeding a double shaft and 533-feeding a supporting seat.

Detailed Description

The invention is described in further detail below with reference to the figures and specific embodiments.

As shown in figure 1, the invention provides large-caliber non-standard thread assembling and disassembling equipment which comprises a supporting device 4, an automatic clamping device 2, a jacking and rolling device 3, a manual tightening device 1 and an automatic tightening device 5. The supporting device 4 comprises a supporting frame 41 and a supporting rail 42, the supporting frame 41 is fixed on the plant floor by using chemical bolts, and the supporting rail 42 is arranged on the supporting frame 41. The automatic tightening device 5 is arranged on the right side of the supporting device 4, can move along the supporting device 4 and is used for realizing automatic installation or disassembly of the first thread tool 6; the manual tightening device 1 is arranged on the left side of the supporting device 4, can move along the supporting device 4 and is used for realizing manual installation or disassembly of the second thread tool 8; the automatic clamping device 2 is arranged on the supporting device 4, is positioned between the manual tightening device 1 and the automatic tightening device 5, can move on the supporting device 4 and is used for clamping the pressure pipe 7; the jacking and rolling device 3 is arranged on the supporting device 4 and is positioned between the manual tightening device 1 and the automatic tightening device 5 and used for jacking and rolling the pressure pipe 7.

As shown in fig. 2 to 6, the automatic tightening device 5 of the present invention includes a first screw tool gripping unit, a screw tool automatic adjusting unit, an automatic tightening unit, and an automatic tightening driving unit. The first thread tool grabbing unit comprises a first tool V support 510, a first tool clamping cylinder 511 and a first tool clamping arm 512; the first tool V support 510 is arranged on the automatic thread tool adjusting unit, and the automatic thread tool adjusting unit is arranged on the supporting device 4 and used for realizing three-dimensional position adjustment of the first tool V support 510; the two first tooling clamping cylinders 511 are respectively arranged at two sides of the first tooling V support 510, the rotating shafts of the two first tooling clamping cylinders 511 are connected with the first tooling clamping arms 512, and the first tooling clamping arms 512 are driven by the first tooling clamping cylinders 511 to clamp the first thread tooling 6.

The automatic adjusting unit of the thread tool comprises a first lifter base plate 513, a first one-dimensional moving assembly 514, an automatic tool jacking assembly and a first thin cylinder 515; the bottom end of the first elevator base plate 513 is provided with a first lifting slide block 516, and the first lifting slide block 516 is matched with the support guide rail 42 of the support device 4, so that the automatic thread tool adjusting unit and the first thread tool grabbing unit can move on the support device 4. First frock V props 510 and sets up on first one-dimensional removal subassembly 514, and first one-dimensional removal subassembly 514 specifically can adopt no pole cylinder for realize that first frock V props the removal of 510. The first one-dimensional moving assembly 514 is arranged above the first lifter base plate 513 through an automatic tooling jacking assembly, and the automatic tooling jacking assembly comprises a first screw lifter 517 and a first lifting servo motor 518 which are arranged on the first lifter base plate 513; the input shaft and the first lift servo motor 518 of first screw rod lift 517, the output shaft is connected with first one-dimensional removal subassembly 514, and first lift servo motor 518 drives first screw rod lift 517 work to realize reciprocating of first frock V props 510. In order to make the up-and-down movement of the first tooling V support 510 more stable, a first guide post 519 is arranged at the bottom end of the first one-dimensional moving assembly 514, the first guide post 519 penetrates through a first guide hole 520 formed in the first elevator base plate 513, and an oilless bushing is arranged on the first guide hole 520, so that the directional movement of the first one-dimensional moving assembly 514 is realized. The body of the first thin cylinder 515 is mounted on the first tightening frame 506, the output shaft of the first thin cylinder 515 is connected with the first lifter base plate 513, and the first thin cylinder 515 drives the first lifter base plate 513 to move, so that the first tool V support 510 can move back and forth. The industrial camera 505 is installed on the first one-dimensional moving assembly 514 and located on the side surface of the first tool V support 510, and is used for taking pictures of the positions of the exhaust hole and the pressure measuring hole of the first threaded tool 6.

The automatic tightening unit includes a first tightening rack 506, and a first tightening servo motor 501, a first tightening reducer 502, a first rotating disk 508, and a first tightening finger 509 provided on the first tightening rack 506; a first tightening sliding block 507 is arranged at the bottom end of the first tightening frame 506, and the first tightening sliding block 507 is matched with the supporting guide rail 42 of the supporting device 4 to realize the movement of the automatic tightening unit on the supporting device 4; an output shaft of the first screwing servo motor 501 is connected with a first rotating disc 508 through a first screwing speed reducer 502 and a screwing feeding assembly 503, and a first screwing finger 509 is arranged on the first rotating disc 508 and used for achieving clamping of the first thread tool 6.

As shown in fig. 4, the screw-up feeding assembly 503 includes a feeding spring 529, a feeding boss 530, a feeding support base 533, a feeding one shaft 531 and a feeding two shaft 532; one end of the feeding shaft 531 is fixedly connected with the first rotating disc 508, and the other end is provided with a feeding mounting hole; the feeding support base 533 is fixedly installed on the first tightening frame 506, the feeding shaft sleeve 530 is fixedly installed on the feeding support base 533, the feeding double shaft 532 is installed in the feeding shaft sleeve 530, one end of the feeding double shaft is installed in the feeding installation hole, the feeding shaft 531 is driven to rotate, the feeding shaft 531 can slide in the feeding shaft sleeve 530, and the other end of the feeding double shaft passes through the feeding spring 529 to be connected with the output shaft of the first tightening reducer 502. At this time, the feeding mounting hole is a stepped hole, the small end of the stepped hole can be a rectangular hole, one end of the feeding secondary shaft 532 is a rectangular section matched with the rectangular hole, and a gap between the rectangular sections is formed in the rectangular hole, so that the feeding primary shaft 531 can slide in the feeding shaft sleeve 530, and the feeding secondary shaft 532 can drive the feeding primary shaft 531 to rotate. Meanwhile, the tail end of the feeding shaft is provided with a limiting boss, and the limiting boss is located at the large end of the stepped hole and used for limiting the feeding shaft 531.

As shown in fig. 6, the automatic tightening driving unit, which is provided on the supporting device 4, for driving the automatic tightening unit to move forward and backward, includes a second tightening servo motor 521, a second tightening reducer 522, a tightening timing belt 523, a tightening driving wheel 524, a tightening driven wheel 525, a tightening lead screw 526, and a tightening nut 527; the second tightening servo motor 521 drives the tightening driving wheel 524 to rotate through the second tightening speed reducer 522, the tightening driving wheel 524 drives the tightening driven wheel 525 to rotate through the tightening synchronous belt 523, the tightening driven wheel 525 drives the tightening lead screw 526 coaxially connected with the tightening driven wheel to rotate, and the tightening lead screw 526 drives the tightening nut 527 matched with the tightening lead screw to move, so that the first tightening frame 506 connected with the tightening nut 527 is driven to move. Meanwhile, a tightening idler 528 is further disposed on the supporting device 4, and the tightening idler 528 is used for tightening the synchronous belt 523.

As shown in fig. 7 to 10, the manual tightening device 1 of the present invention includes a second screw tool gripping unit, a screw tool manual adjustment unit, a manual tightening unit, and a manual tightening driving unit. The second thread tool grabbing unit comprises a second tool V support 101, a second tool clamping cylinder 102 and a second tool clamping arm 103; the second tool V support 101 is arranged on the manual adjusting unit of the thread tool, and the manual adjusting unit of the thread tool is arranged on the supporting device 4 and used for realizing the three-dimensional position adjustment of the second tool V support 101; two second tool clamping cylinders 102 are respectively arranged on two sides of the second tool V support 101, a rotating shaft of the second tool clamping cylinders is connected with a second tool clamping arm 103, and the second tool clamping arm 103 is driven by the second tool clamping cylinders 102 to clamp the second thread tool 8.

The manual adjusting unit of the thread tool comprises a second lifter base plate 104, a second one-dimensional moving assembly 105, a manual tool jacking assembly and a second thin cylinder 106; the bottom end of the second lifter base plate 104 is provided with a second lifting slide block 107, and the second lifting slide block 107 is matched with the support guide rail 42 of the support device 4, so that the manual adjusting unit of the thread tool and the grabbing unit of the second thread tool can move on the support device 4. The second tooling V support 101 is arranged on the second one-dimensional moving assembly 105, and the second one-dimensional moving assembly 105 can specifically adopt a rodless cylinder and is used for realizing the left and right movement of the second tooling V support 101; the second one-dimensional moving assembly 105 is arranged above the second elevator base plate 104 through a manual tool jacking assembly, the manual tool jacking assembly comprises a second screw rod lifter 108, a lifting driving rod 109 and a lifting handwheel 110, the second screw rod lifter 108 is arranged on the second elevator base plate 104, the lifting handwheel 110 is connected with an input shaft of the second screw rod lifter 108 through the lifting driving rod 109, an output shaft of the second screw rod lifter 108 is connected with the second one-dimensional moving assembly 105, the lifting handwheel 110 rotates, and the second one-dimensional moving assembly 105 is jacked up by an output shaft of the second screw rod lifter 108, so that the second tool V support 101 can move up and down. In order to realize the stable movement of the second one-dimensional moving assembly 105, a second guiding column 111 is disposed at the bottom end of the second one-dimensional moving assembly 105, the second guiding column 111 passes through a second guiding hole 112 disposed on the second elevator mat 104, and an oilless bushing is disposed on the second guiding hole 112, so that the directional movement of the second one-dimensional moving assembly 105 is realized. The body of the second thin cylinder 106 is mounted on the second tightening frame 113, the output shaft of the second thin cylinder is connected with the second lifter base plate 104, and the second thin cylinder 106 drives the second lifter base plate 104 to move, so that the second tool V support 101 can move back and forth. Meanwhile, in order to realize stable transmission of the lifting driving rod 109, a guide bearing 125 is further disposed at the bottom end of the tightening frame 113, and the lifting driving rod 109 passes through the guide bearing 125 to be connected with the screw lifter 108.

The manual tightening unit comprises a second tightening frame 113, a worm gear reducer 114 arranged on the second tightening frame 113, a second rotating disc 116, a second finger 117, a tightening handwheel 115 and a follower assembly 118; the bottom end of the second tightening frame 113 is provided with a second tightening slider 119, and the second tightening slider 119 is matched with the support guide rail 42 of the support device 4 to realize the movement of the manual tightening unit on the support device 4; an input shaft of the worm gear reducer 114 is connected with a tightening handwheel 115, an output shaft is connected with a second rotating disc 116 through a follow-up assembly 118, and a second finger 117 is arranged on the second rotating disc 116 and used for clamping the second thread tool 8.

As shown in fig. 9, the follower assembly 118 includes a follower shaft 126, a follower shaft 127, a follower spring 128, a follower shoe bearing 129, a follower rail 130, and a follower slider 131; the follow-up shaft 126 is arranged on a follow-up belt bearing 129, one end of the follow-up shaft is connected with the second rotating disc 116, and the other end of the follow-up shaft is provided with a follow-up mounting hole 132; one end of the follow-up shaft 127 is arranged in the follow-up mounting hole 132 to drive the follow-up shaft 126 to rotate and to slide in the follow-up mounting hole 132, and the other end of the follow-up shaft passes through the follow-up spring 128 to be connected with the output shaft of the worm gear reducer 114, at this time, the follow-up mounting hole 132 can be specifically a mounting hole with a rectangular cross section, and one end of the follow-up shaft 127 is arranged to be a shaft section with a rectangular cross section, the shaft section is in clearance fit with the follow-up mounting hole 132, so that the follow-up shaft 126 can slide on the follow-up shaft 127, and meanwhile, because both are rectangular cross sections, the follow-up shaft 127 can drive the follow-up shaft 126 to rotate simultaneously. The bottom end of the follower strip-seat bearing 129 is provided with a follower slider 131, and the follower slider 131 is engaged with a follower guide rail 130 provided on the second tightening bracket 113, so that the follower assembly 118 can move on the second tightening bracket 113.

As shown in fig. 10, the manual tightening driving unit is used for driving the manual tightening unit to move back and forth, and includes a manual driving wheel 121, a manual driving rod 122, a manual driving lead screw 123 and a manual driving nut 124, the second tightening frame 113 is fixedly connected to the manual driving nut 124, the manual driving wheel 121 drives the manual driving lead screw 123 to rotate through the manual driving rod 122, and the manual driving lead screw 123 is matched with the manual driving nut 124 to realize the back and forth movement of the second tightening frame 113.

As shown in fig. 11 to 13, the jacking-rolling device 3 includes an adjusting mechanism mounting plate 314, a bracket mounting plate 313, a third screw lifter 320, a jacking speed reducer 315, a jacking servo motor 316, a first rolling bracket 309, a rolling driving adjusting wheel 310, a rolling synchronous driving wheel 303, a rolling synchronous driven wheel 308, a rolling synchronous belt 304, a rolling servo motor 301, a second rolling bracket 306 and a rolling driven adjusting wheel 305. The adjusting mechanism mounting plate 314 is arranged on the supporting device 4, the jacking speed reducer 315 is arranged on the adjusting mechanism mounting plate 314 through a speed reducer mounting plate 317, the third screw rod lifter 320 is arranged on the adjusting mechanism mounting plate 314, an input shaft of the third screw rod lifter is connected with the jacking servo motor 316 through the jacking speed reducer 315, an output shaft penetrates through the adjusting mechanism mounting plate 314 and is connected with the support mounting plate 313 arranged above the adjusting mechanism mounting plate 314, and the jacking servo motor 316 drives the third screw rod lifter 320 to work, so that the support mounting plate 313 can move up and down. Third screw rod lift 320 is T type lead screw lift, and the bottom of support mounting panel 313 still is provided with jacking guide post 318, and jacking guide post 318 passes the setting and goes up the jack-up guiding hole on adjustment mechanism mounting panel 314, is provided with oilless bush 319 in the jack-up guiding hole, and third screw rod lift 320 is under oilless bush 319 and jack-up guiding post 318's effect, with the jack-up of whole jacking roll device 3 to realize the jacking of manometer pipe 7.

The first rolling bracket 309 is arranged on the bracket mounting plate 313, the top end of the first rolling bracket is provided with a V-shaped structure, and two groups of rolling active adjusting wheels 310 are respectively arranged at two ends of the V-shaped structure through the rotating shaft 321 of the active wheel; the rolling servo motor 301 is arranged on the support mounting plate 313, an output shaft of the rolling servo motor is connected with a rolling synchronous driving wheel 303 through a rolling speed reducer 302, the rolling synchronous driving wheel 303 drives two groups of rolling synchronous driven wheels 308 to rotate through a rolling synchronous belt 304, the rolling synchronous driven wheels 308 drive rolling active adjusting wheels 310 coaxially arranged with the rolling synchronous driven wheels to rotate, and therefore the pressure pipe 7 is turned. For realizing the upset that pressure pipe 7 is more stable, still be provided with second roll support 306 on the support mounting panel 313, the top that the second roll was propped is established to the V-arrangement structure, the bottom is provided with from driving wheel reinforcing plate 312, from driving wheel reinforcing plate 312 make the support of second roll support 306 more firm, the driven regulating wheel 305 of roll is two sets of, install the both ends at the V-arrangement structure through following driving wheel pivot 311 respectively, and the driven regulating wheel 305 of roll is coaxial with the central line of the initiative regulating wheel 310 of roll, pressure pipe 7 realizes more stable jacking and roll under the effect of the initiative regulating wheel 310 of roll and the driven regulating wheel 305 of roll. Meanwhile, a rolling idle wheel 307 is arranged on the first rolling bracket 309, and the rolling idle wheel 307 is used for realizing the tensioning of the rolling synchronous belt 304.

As shown in fig. 14, the automatic clamping device 2 includes a clamp support plate 204, a clamp V-stay 205, a third clamp cylinder 206, a clamp arm 202, and a clampband 208. The bottom end of the clamping support plate 204 is provided with a clamping slide block 203, and the clamping slide block 203 is matched with the support guide rail 42 of the support device 4 to realize the movement of the automatic clamping device 2 on the support device 4; the clamping V-shaped support 205 is arranged at the upper end of the clamping support plate 204, the two sides of the clamping V-shaped support are respectively provided with a third clamping cylinder 206, the rotating shaft of the third clamping cylinder 206 is connected with the clamping arm 202, the clamping hoop 208 is arranged on the clamping arm 202, and the clamping arm 202 drives the clamping hoop 208 to clamp the pressure pipe 7 under the driving of the third clamping cylinder 206. To accommodate pressure pipes 7 of different diameters, the inside of clamping V-stay 205 is provided with replaceable pad 207 and the inside of clamping band 208 is provided with felt pad to increase the friction grip. Meanwhile, a proximity switch 209 is also arranged on the clamping V support 205 and used for detecting whether the cushion block (207) is replaced by a cushion block (207) matched with the pressure pipe (7).

As shown in fig. 15, when there are multiple groups of automatic clamping devices 2, the supporting device 4 is further provided with a clamping synchronization assembly, and the clamping synchronization assembly is connected to a synchronization mounting plate 201 disposed at the bottom end of a clamping supporting plate 204 for implementing the synchronous movement of the multiple groups of automatic clamping devices 2; the clamping synchronous component comprises a clamping synchronous belt 211, a clamping synchronous driving wheel 212, a clamping synchronous driven wheel 213 and a clamping synchronous servo motor 214 which are arranged on the supporting device 4; the two ends of the clamping synchronous belt 211 are respectively sleeved on the clamping synchronous driving wheel 212 and the clamping synchronous driven wheel 213, the synchronous mounting plates 201 of the multiple groups of automatic clamping devices 2 are connected with the clamping synchronous belt 211, the clamping synchronous servo motor 214 drives the clamping synchronous driving wheel 212 to rotate through the right-angle speed reducer, and the clamping synchronous driving wheel 212 drives the clamping synchronous belt 211 to rotate, so that the multiple groups of automatic clamping devices 2 realize relative synchronous movement or back-to-back synchronous movement along the supporting guide rail 42.

As shown in fig. 16, the supporting device 4 includes a supporting frame 41, a supporting rail 42, a slider stopper 44, and an intermediate stopper 43; the supporting frame 41 is fixed on a factory floor by adopting expansion bolts, the supporting guide rail 42 is arranged on the supporting frame 41, the slide block stoppers 44 are arranged at two ends of the supporting guide rail 42 and used for limiting the position of the manual tightening device 1 or the automatic tightening device 5, and the middle stopper 43 is arranged in the middle of the supporting guide rail 42 and used for limiting the position of the automatic clamping device 2.

The invention relates to large-caliber non-standard thread assembling and disassembling equipment which is assembling and disassembling equipment for a non-standard thread tool of a pressure pipe 7, and the assembling and disassembling process of the thread tool can be compatible with pressure pipes 7 with different lengths and calibers. The automatic screwing device 5 and the manual screwing device 1 are provided with thread tool placing positions, the thread tool placing positions are V-shaped supports, reliable positioning can be achieved through the V-shaped supports, the whole V-shaped supports are installed on a ball screw rod lifter and driven by a servo motor, up-and-down movement of the thread tool can be achieved accurately, the thread tool and the pressure pipe 7 tend to be concentric, and automatic threading of threads is achieved.

The automatic screwing device 5 adopts the first screwing servo motor 501 to assemble and disassemble the first thread tool 6, can set screwing limit torque in a control system of the first screwing servo motor 501 according to the type of non-standard threads, monitors the screwing torque and feeding displacement in real time in the whole screwing process to form a torque curve and a displacement curve, compares, analyzes, processes and uploads data, and stores the data in a database, thereby realizing automation and informatization of assembling and disassembling the thread tool. The whole screwing process can be traced, and the setting of the torque can be carried out in a screwing shaft control system for pressure pipes 7 and thread tools of different types and batches.

The manual tightening device 1 adopts a manual hand wheel rotating mode to assemble and disassemble a special non-standard thread tool, the worm gear reducer 114 with a large speed ratio is added at the output end of the tightening hand wheel 115 to increase the tightening torque of the second thread tool 8, so that the assembly and disassembly torque of the non-standard thread tool is increased, the manual hand wheel rotating mode greatly reduces the operation space for manually assembling and disassembling the thread tool, and simultaneously improves the working efficiency. In the whole process of assembling and disassembling the second thread tool 8, the follow-up spring 128 is arranged in the follow-up assembly 118, so that the problem that the axial feeding of a screwing system and the axial feeding of thread screwing are not synchronous is solved, and shaft difference compensation is realized.

In the large-caliber non-standard thread assembling and disassembling equipment, the distance between the supporting points of the two clamping V supports 205 is automatically adjusted according to the type and the length of an assembling and disassembling product pressure pipe 7, the compatibility of assembling and disassembling of pressure pipes 7 with different lengths and a thread tool can be realized, the clamping V supports 205 are provided with the profiling clamping hoops 208 with larger friction coefficients, the clamping surfaces of the profiling clamping hoops are provided with felts for increasing the friction coefficients, so that the moment generated by the friction force is far larger than the moment required by assembling and disassembling the thread tool, and the pressure pipe 7 cannot rotate in the assembling and disassembling process of the thread tool.

The jacking and rolling device 3 can realize the rotation of pressure steel around the horizontal axis of the pressure steel, the jacking and rolling device 3 is arranged on a screw rod elevator of a T-shaped screw rod, after the screw thread tools at the two ends of a pressure pipe 7 are installed, the T-shaped screw rod elevator is started under the drive of a servo motor to jack up the whole jacking and rolling device 3 and the pressure pipe 7 on the T-shaped screw rod elevator, the pressure pipe 7 is stopped after being separated from a clamping V support 205, a rolling servo motor 301 is started until the pressure pipe 7 with the screw thread tools at the two ends rotates to a proper position, the T-shaped screw rod is adopted, the servo motor can realize self locking under the condition of power failure, the potential safety hazard in the rolling process of the pressure pipe 7 is avoided, and the rolling servo motor 301 can accurately control the rolling angle of the pressure pipe 7.

When the large-caliber non-standard thread assembling and disassembling equipment is used for installing the first thread tool 6 and the second thread tool 8, the proper cushion block 207 is manually replaced according to the diameter of the batch of pressure pipes 7, and the control system automatically calls the tightening formula of the batch of pressure pipes 7 from the background according to the length of the batch of pressure pipes 7, wherein the specific installation and disassembly processes are as follows:

moving each moving part to the standby position

1) A clamping synchronous servo motor 214 arranged on the supporting device 4 is started to drive a clamping synchronous driving wheel 212 to drive a clamping synchronous belt 211 to rotate, so that the automatic clamping device 2 is driven to move to a standby position, a third clamping cylinder 206 on the automatic clamping device 2 is opened under the action of an electromagnetic valve to drive a clamping hoop 208 on a clamping arm 202 to be opened, and the clamping hoop 208 moves to a full-open position;

2) the second screwing servo motor 521 installed on the supporting device 4 drives the screwing driving wheel 524 to rotate, the screwing driving wheel 524 drives the screwing driven wheel 525 to rotate through the screwing synchronous belt 523, the screwing driven wheel 525 drives the screwing lead screw 526 which is coaxially connected with the screwing driven wheel to rotate, the screwing lead screw 526 drives the screwing nut 527 to move in cooperation with the screwing lead screw 526, and therefore the automatic screwing device 5 is driven to move to a standby position. The first thin cylinder 515 installed on the first tightening frame 506 moves to the full open position by the electromagnetic valve, and the guide rod of the first thin cylinder 515 pushes the first lifter pad 513 and its accessories to move to the standby position by the guiding of the first lifting slider 516 and the support rail 42. The first lifting servo motor 518 is started to drive the first screw lifter 517 to lift the first one-dimensional moving assembly 514, so as to drive the first tool V support 510 and the first tool clamping cylinder 511 mounted on the first tool V support 510 to move to a standby position, and the first tool clamping cylinder 511 mounted on the first tool V support 510 at about 90 degrees is in a fully-closed position under the action of the electromagnetic valve;

3) manual anticlockwise rotation manual drive wheel 121, manual drive wheel 121 passes through manual actuating lever 122 drive manual drive lead screw 123 and rotates, and manual drive lead screw 123 and the cooperation of manual drive nut 124 realize the back-and-forth movement of second tightening frame 113 to drive manual tightening device 1 and move to the position of awaiting the opportune moment. Manually rotating a lifting hand wheel 110, rotating the lifting hand wheel 110, jacking a second one-dimensional moving assembly 105 by an output shaft of a second screw rod lifter 108, so that a second tool V support 101 and a second tool clamping cylinder 102 which is arranged on the second tool V support 101 and has an angle of about 90 degrees move to a standby position, and the second tool clamping cylinder 102 arranged on the second tool V support 101 is in a fully-closed position under the action of an electromagnetic valve;

4) the jacking servo motor 316 installed on the supporting device 4 is started to drive the jacking speed reducer 315 to drive the third screw lifter 320, and the jacking rolling device 3 moves to the standby position under the guiding action of the jacking guide column 318 and the oilless bushing 319.

(II) feeding of large-caliber non-standard thread assembling and disassembling equipment

1) Each moving part moves to waiting to send the material loading request to always controlling after the position, and always controlling confirms that assigns the material loading order after being errorless, and after the manipulator received always controlling the order, snatched the pressure pipe 7 of corresponding model according to the prescription, under visual system's guide, placed pressure pipe 7 on automatic clamping device 2's the tight V of clamp propped 205, and the manipulator was placed and is ended the back, and the manipulator hand claw breaks away from pressure pipe 7. Under the command of the control system, the solenoid valve of the third clamping cylinder 206 is started, the third clamping cylinder 206 drives the clamping arm 202, so that the clampband 208 moves from the full open position to the full close position, and the clamping surface of the clampband 208 is completely attached to the pressure pipe 7 and locked;

2) after 7 material loadings in pressure pipe finish, send the material loading request of first screw thread frock 6 and second screw thread frock 8 to total accuse, the manipulator snatchs second screw thread frock 8, vertical upset 90 in the air, place second screw thread frock 8 on manual tightening device 1's second frock V props 101, after proximity switch 209 installed on second frock V props 101 detects second screw thread frock 8 and places, under the effect of solenoid valve, second frock clamp cylinder 102 is by the motion of totally closed position to the full open position, and the second screw thread frock 8 that will place and finish compresses tightly from the flange face, compress tightly the completion back, the manipulator hand claw is thrown off and is shifted out. After the second thread tool 8 finishes feeding, the manipulator grabs the feeding process of the first thread tool 6 and the second thread tool 8, the first thread tool 6 is placed on the first tool V support 510 of the automatic screwing device 5, and after the first thread tool is placed, the manipulator paw is separated and moved out.

(III) installation of first thread tool 6 at automatic tightening end

1) After the pressure pipe 7, the first thread tool 6 and the second thread tool 8 are completely fed, a control system issues an installation command of the first thread tool 6, a first lifting servo motor 518 is started, according to the installation formula of the pressure pipe 7 and the first thread tool 6, a first screw lifter 517 is driven to drive the first thread tool 6 to move to a formula required position and then stop, a first one-dimensional moving assembly 514 is started under the action of an electromagnetic valve to convey the first thread tool 6 to the installation position, a first thin cylinder 515 retracts from a full-open position under the action of an electromagnetic valve of the first thin cylinder 515, a flange clamping groove of the first thread tool 6 is sleeved on a first tightening finger 509 of a first rotating disc 508, and the disc surface of the first rotating disc 508 is attached to the flange plane of the first thread tool 6;

2) according to the formula of the pressure pipe 7 of the model, the control system starts a second tightening servo motor 521 to drive a second tightening speed reducer 522 and a tightening synchronous belt 523 to rotate, so that a tightening screw 526 drives an automatic tightening device 5 to move towards the middle of a supporting device 4 along a supporting guide rail 42, the automatic tightening device 5 stops after moving to the position required by the formula, at the moment, a first thread tool 6 enters the end face of the pressure pipe 7, and a feeding spring 529 in a feeding shaft sleeve 530 is in a compressed state; under the action of the electromagnetic valve, the left and right 90-degree first tool clamping cylinder 511 returns to a fully-closed position through full opening, the first lifting servo motor 518 is started to drive the first screw lifter 517, the first one-dimensional moving assembly 514, the first tool V support 510 and the 90-degree rotating first tool clamping cylinder 511 to return to an initial standby position;

3) the first screwing servo motor 501 is started to drive the first screwing speed reducer 502, the screwing feeding assembly 503 and the first rotating disc 508 to work, so that the first thread tool 6 rotates anticlockwise for 1.5-2 circles, the first thread tool 6 and the pressure pipe 7 are automatically screwed, and the feeding spring 529 in the feeding shaft sleeve 530 is gradually restored from a compressed state in the process that the first thread tool 6 is automatically screwed into the pressure pipe 7; after threading is completed, the first screwing servo motor 501 starts to rotate clockwise, and when the control system monitors that the screwing torque is suddenly and continuously increased and the first thread tool 6 is completely screwed into the pressure pipe 7, the first thread tool 6 is completely installed. The second tightening servo motor 521 is started to drive the tightening screw 526 to drive the automatic tightening device 5 to return to the initial standby position.

(IV) installation of second screw tool 8 at manual tightening end

1) The lifting hand wheel 110 is manually rotated, according to the installation formula of the pressure pipe 7 and the second threaded tool 8 of the type, the second screw rod lifter 108 is driven to lift the second tool V support 101 and the second threaded tool 8 to the required position of the formula and then stop, the second one-dimensional moving assembly 105 is started under the action of the electromagnetic valve to convey the second threaded tool 8 to the installation position, the second thin cylinder 106 retracts from the full open position under the action of the electromagnetic valve of the second thin cylinder 106, the flange clamping groove of the second threaded tool 8 is sleeved on the second finger 117 of the second rotating disc 116, and the disc surface of the second rotating disc 116 is attached to the flange plane of the second threaded tool 8;

2) manually rotating the manual driving wheel 121 to drive the manual driving screw 123 to drive the manual tightening device 1 to move towards the middle of the supporting device 4 along the supporting guide rail 42, and stopping after moving to a position required by a formula, at the moment, the second thread tool 8 enters the end face of the internal thread of the pressure pipe 7, and the follow-up spring 128 in the follow-up assembly 118 is in a compressed state; under the action of the electromagnetic valve, the second tool clamping cylinder 102 which is 90 degrees from left to right returns to a fully closed position from a fully open position, after the control system issues a descending command of the second tool V support 101, the lifting handwheel 110 is manually rotated to drive the second screw rod lifter 108 to enable the second one-dimensional moving assembly 105, the second tool V support 101 and the second tool clamping cylinder 102 to return to an initial standby position;

3) the hand wheel 115 is screwed up by manual counterclockwise rotation, the output shaft of the worm gear reducer 114 drives the follow-up assembly 118 and the second rotating disc 116 to work, so that the second thread tool 8 rotates 1.5-2 circles counterclockwise, the second thread tool 8 and the pressure pipe 7 are automatically screwed, and the follow-up spring 128 in the follow-up shaft 126 is gradually restored from a compressed state in the process that the second thread tool 8 is automatically screwed into the pressure pipe 7; after threading is finished, the hand wheel 115 is manually screwed clockwise, and when the manually input torque is suddenly increased and the second thread tool 8 is completely screwed into the pressure pipe 7, the second thread tool 8 is completely installed; the manual driving wheel 121 is manually rotated to drive the manual driving screw 123 to drive the manual tightening device 1 to return to the initial standby position and then stop.

Jacking and rolling of (V) pressure pipe 7

1) After the first thread tool 6 is installed, the pressure measuring hole and the exhaust hole on the first thread tool 6 cannot be completely vertical, and the pressure measuring hole and the exhaust hole on the first thread tool 6 need to be vertically arranged (the pressure measuring hole is at the bottom end of the tool, and the exhaust hole is at the top end of the tool) according to the test requirement, so that the position of the first thread tool 6 is adjusted; install industrial camera 505 that first frock V propped 510 and shoot the pressure cell and the exhaust hole of first screw frock 6, determine the angle that the pressure pipe 7 rolled, upload to control system.

2) Under the action of the solenoid valve of the third clamping cylinder 206, the third clamping cylinder 206 drives the clamping band 208 to move from the clamping position to the fully open position, and at this time, the automatic clamping device 2 does not clasp the pressure pipe 7; the jacking servo motor 316 is started to drive the jacking speed reducer 315 to drive the third screw lifter 320 to work, under the action of the oilless bushing 319 and the jacking guide column 318, the third screw lifter 320 jacks up the whole jacking rolling device 3 until the pressure pipe 7 is separated from the automatic clamping device by 22-3 mm, the third screw lifter stops, under the command of the control system, the rolling servo motor 301 is started to drive the rolling speed reducer 302 to drive the rolling synchronous driving wheel 303 to rotate, the rolling synchronous driving wheel 303 drives two groups of rolling synchronous driven wheels 308 to rotate through the rolling synchronous belt 304, the rolling synchronous driven wheels 308 drive the rolling active adjusting wheels 310 coaxially arranged with the rolling synchronous driving wheel to rotate, so that the pressure pipe 7 can overturn along the axis of the pressure pipe 7, when the rolling synchronous driving wheel rotates to a given angle of the industrial camera 505, the rolling servo motor 301 stops, the jacking servo motor 316 is started to drive the third screw lifter 320 to descend to an initial standby position and then stops, the pressure tube 7 is seated on the clamping V-stay 205 of the automatic clamping device 2;

3) after the pressure pipe 7 rolls and finishes, under control system's command, truss manipulator snatchs the pressure pipe 7 of taking the screw frock and places on the test car, transports the test workshop and carries out high fever, low cold, pressure, gas tightness, corrosivity test, and at this moment, automatic clamping device 2 gets back to initial standby position.

(VI) disassembling of first thread tool 6 at automatic tightening end

1) After the pressure pipe 7 is tested in the test workshop, the pressure pipe is conveyed to a disassembly workshop through a test vehicle, according to the model of the batch of seamless pressure pipes 7, a clamping synchronous servo motor 214 drives an automatic clamping device 2 to move to a specified position and then stop, a truss manipulator grabs the pressure pipe 7 and places the pressure pipe 7 on a clamping V support 205 of the automatic clamping device 2, a third clamping cylinder 206 drives a clamping arm 202 and a clamping hoop 208 to move from a fully open position to a fully closed position, and a clamping surface of the clamping hoop 208 is completely attached to the pressure pipe 7 and locked;

2) under the command of a control system, a first lifting servo motor 518 is started to drive a first screw lifter 517 to drive a first one-dimensional moving assembly 514 and a first tool V support 510 to move to a formula required position and then stop, the first one-dimensional moving assembly 514 is started to convey the first tool V support 510 to the required position, and a first thin air cylinder 515 moves to a full-open position and then stops under the action of an electromagnetic valve;

3) the second screwing servo motor 521 is started to drive the screwing lead screw 526 to enable the automatic screwing device 5 to move to a required position, at the moment, a first screwing finger 509 of the first rotary disc 508 is inserted into a flange clamping groove of the first thread tool 6, the disc surface of the first rotary disc 508 is attached to a flange plane of the first thread tool 6, at the moment, a feeding spring 529 in the feeding shaft sleeve 530 is in a free state, under the command of a control system, the first screwing servo motor 501 is started to enable the first thread tool 6 to rotate clockwise, in the rotating process, the first thread tool 6 is gradually separated from the pressure pipe 7, the feeding spring 529 in the feeding shaft sleeve 530 is in a compressed state, and until the control system detects that the screwing force distance is suddenly reduced, at the moment, the first thread tool 6 is completely separated from the pressure pipe 7;

4) under the command of a control system, the first thin cylinder 515 moves from a full-open position to a full-closed position, the first tool V support 510 seats the first threaded tool 6 on the first tool V support 510 under the action of the first thin cylinder 515, and the first tool clamping cylinder 511 moves from the full-closed position to the full-open position to completely clamp the first threaded tool 6; the second tightening servo motor 521 is started to move the automatic tightening device 5 to the initial position of the end of the support device 4 and then stop;

5) under the command of a control system, the first thin cylinder 515 moves from the current position to the fully open position, at this time, the first tightening finger 509 on the first rotating disk 508 is completely separated from the first thread tool 6, the three claws of the truss manipulator extend into the clamping grooves of the first thread tool 6, the three claws completely clamp the first thread tool 6, and under the command of the control system, the left and right first tool clamping cylinders 511 move from the fully open position to the fully closed position, and the truss manipulator grabs away the first thread tool 6;

(VII) disassembling of second screw tool 8 at manual tightening end

1) Manually rotating a lifting hand wheel 110, driving a second screw rod lifter 108 to lift the second tool V support 101 to a required position of a formula and then stop according to a formula for installing the pressure pipe 7 and the second threaded tool 8 of the type, starting a second one-dimensional moving assembly 105, conveying the second tool V support 101 to the required position of the formula, and enabling a second thin cylinder 106 to be in a fully-opened position under the action of an electromagnetic valve of the second thin cylinder 106;

2) manually rotating the manual driving wheel 121, driving the manual driving screw 123 to drive the manual tightening device 1 to move towards the middle of the supporting device 4 along the supporting guide rail 42, and stopping after moving to a position required by a formula, at this time, a second finger 117 on the second rotating disc 116 enters a flange clamping groove of the second thread tool 8, the inner side of a flange surface of the second rotating disc 116 is completely attached to the outer side of the flange surface of the second thread tool 8, a follow-up spring 128 in the follow-up assembly 118 is in a free state, manually rotating the tightening hand wheel 115 clockwise, an output shaft of the worm gear reducer 114 drives the second rotating disc 116 and the second thread tool 8 to rotate clockwise, and stopping after a thread section of the second thread tool 8 is completely disengaged, and a follow-up spring 128 in the follow-up assembly 118 is in a compressed state;

3) under the command of a control system, the second thin cylinder 106 moves from a fully-opened position to a fully-closed position, the second tool V support 101 seats the second threaded tool 8 on the second tool V support 101 under the action of the second thin cylinder 106, the inner surface of a flange of the second threaded tool 8 is completely attached to the vertical surface of the second tool V support 101, and the left and right second tool clamping cylinders 102 move from the fully-closed position to the fully-opened position to completely clamp the second threaded tool 8;

4) manually rotating the manual driving wheel 121, driving the manual driving screw 123 to drive the manual tightening device 1 to move to the end of the supporting device 4 along the supporting guide rail 42 and stop after reaching the initial standby position; under the command of the control system, the three claws of the truss manipulator extend into the flange clamping grooves of the second thread tool 8, the truss manipulator completely clamps the second thread tool 8, the left and right second tool clamping cylinders 102 move from a fully-open position to a fully-closed position, and the truss manipulator grabs the second thread tool 8.

Claims

1. The utility model provides a non-standard screw thread of heavy-calibre installs and removes equipment which characterized in that: comprises a supporting device (4), an automatic clamping device (2), a jacking and rolling device (3), a manual tightening device (1) and an automatic tightening device (5);

the supporting device (4) comprises a supporting frame (41) and a supporting guide rail (42), wherein the supporting guide rail (42) is arranged on the supporting frame (41);

the automatic tightening device (5) is arranged on the right side of the supporting device (4), can move along the supporting device (4), and is used for realizing automatic installation or disassembly of the first thread tool (6);

the manual tightening device (1) is arranged on the left side of the supporting device (4), can move along the supporting device (4), and is used for realizing manual installation or disassembly of the second thread tool (8);

the automatic clamping device (2) is arranged on the supporting device (4), is positioned between the manual tightening device (1) and the automatic tightening device (5), can move on the supporting device (4) and is used for clamping the pressure pipe (7);

the jacking and rolling device (3) is arranged on the supporting device (4) and is positioned between the manual tightening device (1) and the automatic tightening device (5) and used for jacking and rolling the pressure pipe (7).

2. The large bore non-standard threaded split device of claim 1, wherein: the automatic tightening device (5) comprises a first thread tool grabbing unit, a thread tool automatic adjusting unit, an automatic tightening unit and an automatic tightening driving unit;

the first thread tool grabbing unit comprises a first tool V support (510), a first tool clamping cylinder (511) and a first tool clamping arm (512); the first tool V support (510) is arranged on the automatic thread tool adjusting unit, and the automatic thread tool adjusting unit is arranged on the supporting device (4) and used for realizing three-dimensional position adjustment of the first tool V support (510); the two first tool clamping cylinders (511) are respectively arranged at two sides of the first tool V support (510), the rotating shafts of the two first tool clamping cylinders are connected with the first tool clamping arms (512), and the first tool clamping arms (512) are driven by the first tool clamping cylinders (511) to clamp the first thread tool (6);

the automatic tightening unit comprises a first tightening frame (506), and a first tightening reducer (502), a first tightening servo motor (501), a first rotating disc (508), a first tightening finger (509) and a tightening feed assembly (503) which are arranged on the first tightening frame (506); a first tightening sliding block (507) is arranged at the bottom end of the first tightening frame (506), and the first tightening sliding block (507) is matched with a supporting guide rail (42) of the supporting device (4) to realize the movement of the automatic tightening unit on the supporting device (4); an output shaft of the first screwing servo motor (501) is connected with a first rotating disc (508) through a first screwing speed reducer (502) and a screwing feeding assembly (503), and a first screwing finger (509) is arranged on the first rotating disc (508) and used for clamping a first thread tool (6);

the tightening and feeding assembly (503) comprises a feeding spring (529), a feeding shaft sleeve (530), a feeding supporting seat (533), a feeding shaft (531) and a feeding double shaft (532); one end of the feeding shaft (531) is connected with the first rotating disc (508), and the other end of the feeding shaft is provided with a feeding mounting hole; the feeding support seat (533) is fixedly arranged on the first tightening frame (506), the feeding shaft sleeve (530) is fixedly arranged on the feeding support seat (533), the feeding double shaft (532) is arranged in the feeding shaft sleeve (530), one end of the feeding double shaft is arranged in the feeding mounting hole, the feeding double shaft drives the feeding shaft (531) to rotate, the feeding shaft (531) can slide in the feeding shaft sleeve (530), and the other end of the feeding double shaft penetrates through the feeding spring (529) to be connected with an output shaft of the first tightening speed reducer (502);

the automatic tightening driving unit is arranged on the supporting device (4) and used for driving the automatic tightening unit to move back and forth.

3. The large bore non-standard threaded split device of claim 2, wherein: the automatic adjusting unit of the thread tool comprises a first lifter base plate (513), a first one-dimensional moving assembly (514), an automatic tool jacking assembly and a first thin cylinder (515); a first lifting slide block (516) is arranged at the bottom end of the first lifting base plate (513), and the first lifting slide block (516) is matched with a support guide rail (42) of the support device (4) to realize the movement of the automatic adjusting unit of the thread tool on the support device (4);

the first tool V support (510) is arranged on the first one-dimensional moving assembly (514), and the first one-dimensional moving assembly (514) realizes the left and right movement of the first tool V support (510);

the first one-dimensional moving assembly (514) is arranged above the first lifter base plate (513) through an automatic tooling jacking assembly, and the automatic tooling jacking assembly comprises a first screw lifter (517) and a first lifting servo motor (518) which are arranged on the first lifter base plate (513); an input shaft of the first screw rod lifter (517) is connected with a first lifting servo motor (518), an output shaft of the first screw rod lifter is connected with a first one-dimensional moving assembly (514), and the first lifting servo motor (518) drives the first screw rod lifter (517) to work, so that the up-and-down movement of a first tool V support (510) is realized;

the body of the first thin cylinder (515) is installed on the first tightening frame (506), the output shaft of the first thin cylinder is connected with the first lifter base plate (513), and the first thin cylinder (515) drives the first lifter base plate (513) to move, so that the first tool V support (510) can move back and forth.

4. The large bore non-standard threaded split device of claim 3, wherein: the bottom end of the first one-dimensional moving assembly (514) is provided with a first guide column (519), and the first guide column (519) penetrates through a first guide hole (520) formed in a first elevator base plate (513) to realize directional movement of the first one-dimensional moving assembly (514).

5. The large bore non-standard threaded split device of claim 4, wherein: the automatic tightening driving unit is arranged on the supporting device (4) and comprises a second tightening servo motor (521), a second tightening speed reducer (522), a tightening synchronous belt (523), a tightening driving wheel (524), a tightening driven wheel (525), a tightening lead screw (526) and a tightening nut (527);

the second tightening servo motor (521) drives a tightening driving wheel (524) to rotate through a second tightening speed reducer (522), the tightening driving wheel (524) drives a tightening driven wheel (525) to rotate through a tightening synchronous belt (523), the tightening driven wheel (525) drives a tightening lead screw (526) coaxially connected with the tightening driving wheel to rotate, and the tightening lead screw (526) drives a tightening nut (527) matched with the tightening lead screw to move, so that a first tightening frame (506) connected with the tightening nut (527) is driven to move.

6. The large bore non-standard threaded split device of claim 5, wherein: the supporting device (4) is further provided with a tightening idler wheel (528), and the tightening idler wheel (528) is used for tightening the synchronous belt (523).

7. A large bore non-standard thread assembly and disassembly apparatus as claimed in any of claims 1 to 6, wherein: the manual tightening device (1) comprises a second thread tool grabbing unit, a thread tool manual adjusting unit, a manual tightening unit and a manual tightening driving unit;

the second thread tool grabbing unit comprises a second tool V support (101), a second tool clamping cylinder (102) and a second tool clamping arm (103); the second tool V support (101) is arranged on a manual adjusting unit of the thread tool, and the manual adjusting unit of the thread tool is arranged on the supporting device (4) and is used for realizing the three-dimensional position adjustment of the second tool V support (101); the two second tool clamping cylinders (102) are respectively arranged on two sides of the second tool V support (101), a rotating shaft of the two second tool clamping cylinders is connected with a second tool clamping arm (103), and the second tool clamping arm (103) is driven by the second tool clamping cylinders (102) to clamp a second thread tool (8);

the manual tightening unit comprises a second tightening frame (113), a worm gear reducer (114), a second rotating disc (116), a second finger (117), a tightening hand wheel (115) and a follow-up assembly (118), wherein the worm gear reducer, the second rotating disc (116), the second finger (117) and the follow-up assembly are arranged on the second tightening frame (113); a second tightening sliding block (119) is arranged at the bottom end of the second tightening frame (113), and the second tightening sliding block (119) is matched with a supporting guide rail (42) of the supporting device (4) to realize the movement of the manual tightening unit on the supporting device (4); the worm gear and worm reducer (114) is arranged on the second tightening frame (113), an input shaft of the worm gear and worm reducer is connected with a tightening hand wheel (115), an output shaft of the worm gear and worm reducer is connected with a second rotating disc (116) through a follow-up assembly (118), and a second finger (117) is arranged on the second rotating disc (116) and used for clamping a second thread tool (8);

the follow-up assembly (118) comprises a follow-up first shaft (126), a follow-up second shaft (127), a follow-up spring (128), a follow-up belt seat bearing (129), a follow-up guide rail (130) and a follow-up sliding block (131); the follow-up shaft (126) is arranged on a follow-up belt seat bearing (129), one end of the follow-up shaft is connected with the second rotating disc (116), and the other end of the follow-up shaft is provided with a follow-up mounting hole (132); one end of the follow-up shaft (127) is arranged in the follow-up mounting hole (132) to drive the follow-up shaft (126) to rotate, the follow-up shaft (126) can slide on the follow-up shaft (127), and the other end of the follow-up shaft passes through the follow-up spring (128) and is connected with an output shaft of the worm gear reducer (114); a follow-up sliding block (131) is arranged at the bottom end of the follow-up belt seat bearing (129), and the follow-up sliding block (131) is matched with a follow-up guide rail (130) arranged on the second tightening frame (113) so that the follow-up assembly (118) can move on the second tightening frame (113);

the manual tightening driving unit is arranged on the supporting device (4) and is used for driving the manual tightening unit to move back and forth.

8. The large bore non-standard threaded split device of claim 7, wherein: the manual adjusting unit of the thread tool comprises a second lifter base plate (104), a second one-dimensional moving assembly (105), a manual tool jacking assembly and a second thin cylinder (106); a second lifting slide block (107) is arranged at the bottom end of the second lifter base plate (104), and the second lifting slide block (107) is matched with a support guide rail (42) of the support device (4) to realize the movement of the manual adjusting unit of the thread tool on the support device (4);

the second tool V support (101) is arranged on the second one-dimensional moving assembly (105), and the second one-dimensional moving assembly (105) realizes the left and right movement of the second tool V support (101);

the second one-dimensional moving assembly (105) is arranged above a second lifter base plate (104) through a manual tooling jacking assembly, the manual tooling jacking assembly comprises a second screw lifter (108), a lifting driving rod (109) and a lifting hand wheel (110), the second screw lifter (108) is arranged on the second lifter base plate (104), the lifting hand wheel (110) is connected with an input shaft of the second screw lifter (108) through the lifting driving rod (109), an output shaft of the second screw lifter (108) is connected with the second one-dimensional moving assembly (105), the lifting hand wheel (110) rotates, and the output shaft of the second screw lifter (108) jacks the second one-dimensional moving assembly (105), so that the second tooling V support (101) moves up and down;

the body of the second thin cylinder (106) is installed on the second tightening frame (113), the output shaft of the second thin cylinder is connected with the second lifter base plate (104), and the second thin cylinder (106) drives the second lifter base plate (104) to move, so that the second tool V support (101) can move back and forth.

9. The large bore non-standard threaded split device of claim 8, wherein: the bottom end of the second one-dimensional moving assembly (105) is provided with a second guide column (111), and the second guide column (111) penetrates through a second guide hole (112) formed in a second lifter base plate (104) to realize the directional movement of the second one-dimensional moving assembly (105).

10. The large bore non-standard threaded split device of claim 9, wherein: the manual tightening driving unit comprises a manual driving wheel (121), a manual driving rod (122), a manual driving lead screw (123) and a manual driving nut (124), the second tightening frame (113) is fixedly connected with the manual driving nut (124), the manual driving wheel (121) drives the manual driving lead screw (123) to rotate through the manual driving rod (122), and the manual driving lead screw (123) is matched with the manual driving nut (124) to realize the forward and backward movement of the second tightening frame (113).

11. The large bore non-standard threaded split device of claim 10, wherein: the bottom end of the second tightening frame (113) is further provided with a guide bearing (125), and the lifting driving rod (109) penetrates through the guide bearing (125) to be connected with the screw rod lifter (108).

12. The large bore non-standard threaded split device of claim 11, wherein: the second one-dimensional moving assembly (105) and the second one-dimensional moving assembly (105) are rodless cylinders.

13. The large bore non-standard threaded split device of claim 12, wherein: the jacking and rolling device (3) comprises an adjusting mechanism mounting plate (314), a support mounting plate (313), a third screw lifter (320), a jacking speed reducer (315), a jacking servo motor (316), a first rolling support (309), a rolling driving adjusting wheel (310), a rolling synchronous driving wheel (303), a rolling synchronous driven wheel (308), a rolling synchronous belt (304) and a rolling servo motor (301);

the adjusting mechanism mounting plate (314) is arranged on the supporting device (4), the third screw rod lifter (320) is arranged on the adjusting mechanism mounting plate (314), an input shaft of the third screw rod lifter is connected with the jacking servo motor (316) through the jacking speed reducer (315), an output shaft of the third screw rod lifter passes through the adjusting mechanism mounting plate (314) and is connected with the support mounting plate (313) arranged above the adjusting mechanism mounting plate (314), and the jacking servo motor (316) drives the third screw rod lifter (320) to work, so that the support mounting plate (313) can move up and down;

the first rolling support (309) is arranged on a support mounting plate (313), the top end of the first rolling support is of a V-shaped structure, and the two groups of rolling active adjusting wheels (310) are respectively arranged at two ends of the V-shaped structure;

roll servo motor (301) sets up on support mounting panel (313), and its output shaft is connected with roll synchronous driving wheel (303) through roll reduction gear (302), roll synchronous driving wheel (303) are rotated from driving wheel (308) through two sets of roll synchronizations of roll synchronous belt (304) drive, and roll synchronic driving wheel (310) rotation rather than coaxial arrangement from driving wheel (308) drive to realize driving pressure pipe (7) upset.

14. The large bore non-standard threaded split device of claim 13, wherein: third screw rod lift (320) are T type screw rod lift, the bottom of support mounting panel (313) still is provided with jacking guide post (318), jacking guide post (318) pass the jacking guiding hole that sets up on adjustment mechanism mounting panel (314), realize the directional removal of support mounting panel (313).

15. The large bore non-standard threaded split device of claim 14, wherein: the first rolling bracket (309) is also provided with a rolling idle wheel (307), and the rolling idle wheel (307) is used for realizing the tensioning of the rolling synchronous belt (304).

16. The large bore non-standard threaded split device of claim 15, wherein: jacking roll device (3) still include second roll support (306) and the driven regulating wheel of roll (305), second roll support (306) set up on support mounting panel (313), and establish to the V-arrangement structure on its top, the driven regulating wheel of roll (305) are two sets of, set up respectively at the both ends of V-arrangement structure, and the driven regulating wheel of roll (305) is coaxial with the central line of the initiative regulating wheel of roll (310).

17. The large bore non-standard threaded split device of claim 16, wherein: the automatic clamping device (2) comprises a clamping support plate (204), a clamping V-shaped support (205), a third clamping cylinder (206), a clamping arm (202) and a clamping hoop (208);

the bottom end of the clamping support plate (204) is provided with a clamping slide block (203), and the clamping slide block (203) is matched with a support guide rail (42) of the support device (4) to realize the movement of the automatic clamping device (2) on the support device (4);

the clamping V support (205) is arranged at the upper end of the clamping support plate (204), third clamping cylinders (206) are respectively installed on two sides of the clamping V support, a rotating shaft of each third clamping cylinder (206) is connected with the clamping arm (202), the clamping hoop (208) is arranged on the clamping arm (202), and the pressure pipe (7) is clamped under the driving of the third clamping cylinders (206).

18. The large bore non-standard threaded split device of claim 17, wherein: the automatic clamping devices (2) are in multiple groups, the supporting device (4) is also provided with a clamping synchronous component, and the clamping synchronous component is connected with a synchronous mounting plate (201) arranged at the bottom end of a clamping supporting plate (204) and used for realizing synchronous movement of the multiple groups of automatic clamping devices (2);

the clamping synchronous component comprises a clamping synchronous belt (211), a clamping synchronous driving wheel (212), a clamping synchronous driven wheel (213) and a clamping synchronous servo motor (214), wherein the clamping synchronous driving wheel, the clamping synchronous driven wheel and the clamping synchronous servo motor are arranged on the supporting device (4);

the both ends of pressing from both sides tight hold-in range (211) are the suit respectively on pressing from both sides tight synchronous drive wheel (212), pressing from both sides tight synchronous driven wheel (213), and synchronous mounting panel (201) of multiunit automatic clamping device (2) all are connected with pressing from both sides tight hold-in range (211), press from both sides tight synchronous drive wheel (212) rotation of tight synchronous servo motor (214) drive clamp, press from both sides tight synchronous drive wheel (212) and drive and press from both sides tight hold-in range (211) and rotate for relative synchronous migration or back of the body synchronous migration are realized in multiunit automatic clamping device (.

19. The large bore non-standard threaded split device of claim 18, wherein: a cushion block (207) is arranged on the inner side of the clamping V-shaped support (205) and is used for adapting to pressure pipes (7) with different diameters, and a felt cushion is arranged on the inner side of the clamping hoop (208) and is used for increasing the friction force of the clamping hoop (208); and a proximity switch (209) is further arranged on the clamping V support (205) and used for detecting whether the cushion block (207) is replaced by a cushion block (207) matched with the pressure pipe (7).

20. The large bore non-standard threaded split device of claim 19, wherein: the supporting device (4) further comprises a slide block stop (44) and an intermediate stop (43); the slider stoppers (44) are arranged at both ends of the support rail (42) and used for limiting the position of the manual tightening device (1) or the automatic tightening device (5), and the middle stopper (43) is arranged in the middle of the support rail (42) and used for limiting the position of the automatic clamping device (2).