CN203973105U - The flexible group of drilling platform leg butt welding is to frock - Google Patents
The flexible group of drilling platform leg butt welding is to frock Download PDFInfo
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- CN203973105U CN203973105U CN201420285512.2U CN201420285512U CN203973105U CN 203973105 U CN203973105 U CN 203973105U CN 201420285512 U CN201420285512 U CN 201420285512U CN 203973105 U CN203973105 U CN 203973105U
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- frock
- leading screw
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- jig
- butt welding
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Abstract
The utility model relates to a kind of drilling well industry and uses group to frock, and particularly the flexible group of a kind of drilling platform leg butt welding is to frock.This group consists of at least four jig assemblies frock, each jig assembly comprises support platform, upper hold down gag, side compression device, up-down adjustment device, front and back tightening device, front-and-back adjusting device is housed in support platform, up-down adjustment device is housed on front-and-back adjusting device, on the mount pad of support platform side top, side compression device is housed, the upper end of mount pad is hinged with compression spiral arm.Compared with prior art, jig is solid and reliable, is installed simple, convenient to location of workpiece regulating error, welding contraction distortion is had to the potential safety hazard of being removed flexible compensation function, eliminated the jig damage causing because of workpiece deformation, has increased the service life of jig.
Description
Technical field
the utility model relates to a kind of drilling well industry and uses group to frock, and particularly the flexible group of a kind of drilling platform leg butt welding is to frock.
Background technology
along with the aggravation increasingly of global energy crisis, offshore oil (natural gas) and wind-powered electricity generation equal energy source exploitation strategy are strengthened in countries in the world, are badly in need of marine energy engineer equipment and oil drilling platform etc. and guarantee national energy security.
jack-up unit is one of important equipment of marine energy exploitation, and lifting spud leg is the important core component of platform safety operation, and wherein, welding manufacture is the key of platform construction.
at present, the welding of China's ocean platform spud leg adopts craft and semi-automatic welding mostly, and stability of the welding quality is poor, and production efficiency is low, and labor strength is large.
the docking of spud leg tooth bar is installed and mostly adopts at present fixed jig, while being installed, with steel plate, directly jig is welded, postwelding re-uses flame cutting equipment and cuts open jig and hang away workpiece. and the weld bond that all needs while being at every turn again installed again to polish is wasted time and energy, the part jig cutting down with flame often cannot reuse, and causes great waste.Jig regulates and adopts taperliner to squeeze into by force in jig gap, carries out workpiece group to regulating, and degree of regulation is not high, and regulated quantity is uncontrollable.
during spud leg welding, the distortion of workpiece also very easily causes the inefficacy of jig damage and adjusting device.
the mode of production of this backwardness is badly in need of changing.Therefore, more easily handling, more convenient adjusting and more long-life spud leg Clamp for welding just become following probing direction.
Utility model content
the purpose of this utility model be to provide a kind of can flexible group to, conveniently regulate and the flexible group of the drilling platform leg butt welding that is installed to frock.
the utility model adopts following technical scheme:
the flexible group of a kind of drilling platform leg butt welding is to frock, this group at least consists of four jig assemblies frock, each jig assembly comprises support platform, upper hold down gag, side compression device, up-down adjustment device, front and back tightening device, is characterized in that: front-and-back adjusting device is housed in support platform, up-down adjustment device is housed on front-and-back adjusting device, on the mount pad of support platform side top, side compression device is housed, the upper end of mount pad is hinged with compression spiral arm.
adopt the utility model of technique scheme compared with prior art, jig is solid and reliable, convenient to location of workpiece regulating error, welding contraction distortion is had and removed flexible compensation function, eliminate the potential safety hazard of the jig damage causing because of workpiece (tooth bar) distortion, increased the service life of jig.
preferred version of the present utility model is:
upper compression spiral arm one end is articulated with on right mount pad, and the elongated end of upper compression spiral arm is placed on left mount pad; On upper compression spiral arm, torque motor is housed, torque motor is connected with reductor, and reductor is connected with upper compression leading screw, the hinged upper compression dop of front end of upper compression leading screw.
afterburning reductor in side compression device is connected with pinion, pinion moves in turn and coordinates with canine tooth, on gear wheel, be connected with side compression leading screw, side compression handwheel is equipped with in one end of side compression leading screw, dop is equipped with in the other end of side compression leading screw, and dop and side compression leading screw end adopt bulb mode hinged.
the lift mode of being sidelong in front-and-back adjusting device is arranged in support platform, and lift is connected with leading screw, and platform slide plate is housed on leading screw, and idle stroke baffle plate is equipped with in leading screw end; Platform slide plate is connected with the line slideway in support platform, and up-down adjustment device is housed on platform slide plate.
back-moving spring is equipped with respectively in the both sides of the straight-line guide rail slide block in dop, and back-moving spring is sleeved on screw rod, and screw rod is connected with fixture block; On straight-line guide rail slide block, be provided with hemispherical groove, in hemispherical groove, be embedded with the hemispherical head end of side compression leading screw.
the offsetting spring structure of straight-line guide rail slide block both sides is identical.
two symmetrically arranged wedges in up-down adjustment device are arranged on the rectangular guideway of platform slide plate, on two symmetrical wedges, be respectively arranged with left-handed mother lead screw and dextrorotation mother lead screw, left-handed mother lead screw is connected with lift adjustment leading screw respectively with dextrorotation mother lead screw, on two symmetrical wedges, wedge shape installing plate is installed, the tooth bar location-plate with bulge-structure is housed on wedge shape installing plate.
the two ends of line slideway are connected with respectively organ sheath.
Accompanying drawing explanation
fig. 1 is structural representation of the present utility model.
fig. 2 is the top view of Fig. 1.
fig. 3 is the side view of Fig. 1.
fig. 4 is the top view of support platform.
fig. 5 is the A-A cutaway view of Fig. 4.
fig. 6 is the B-B cutaway view of Fig. 4.
fig. 7 is the be installed structural representation of spud leg of group jig unit.
fig. 8 is the structural representation of left surface gripping mechanism.
fig. 9 is the D-D cutaway view of Fig. 8.
figure 10 is the C-C cutaway view of Fig. 8.
figure 11 is the E-E cutaway view of Fig. 8.
The specific embodiment
below in conjunction with drawings and Examples in detail the utility model is described in detail:
the flexible group of drilling platform leg butt welding is to a frock, referring to accompanying drawing 1 to accompanying drawing 11, in figure:
support platform 1, side compression leading screw 2, bulb 201; Side compression handwheel 3, drive motors 4, upper compression leading screw 5, upper compression spiral arm 7, pivoting support 8, anticollison block 9.
handwheel 11, platform slide plate 12, rectangular guideway 1201, organ guard shield 13, lift 14, idle stroke block 15, tooth bar locating piece 16, line slideway 17 are rotated in afterburning reductor 10, lifting.
wedge 18, left-handed mother lead screw 19, dextrorotation mother lead screw 20, left mount pad 21, wedge shape installing plate 22, gear wheel 23, pinion 24, fixture block 25, back-moving spring 26, straight-line guide rail slide block 27, screw rod 28, Crashworthy plate 29, lift adjustment leading screw 30; The first tooth bar 31, the second tooth bar 32; The first jig assembly 41, the second jig assembly 42, the three jig assembly 43, the four jig assemblies 44.
in the present embodiment, by four identical jig assemblies of structure, formed, respectively the first jig assembly 41, the second jig assembly 42, the 3rd latch assembly 43 and the 4th jig assembly 4, in the support platform 1 of the first jig assembly 41, front-and-back adjusting device is housed, up-down adjustment device is housed on front-and-back adjusting device, on the mount pad of support platform 1 side top, side compression device is housed, the upper end of mount pad is hinged with compression spiral arm 7.
upper compression spiral arm 7 one end are articulated with on right mount pad, and the elongated end of upper compression spiral arm 7 is placed on left mount pad 21; On left and right mount pad, be equipped with respectively crashproofly 29, anticollison block 9 is equipped with in the centre of left and right mount pad, and anticollison block is connected with support platform 1.On upper compression spiral arm 7, torque motor is housed, torque motor is connected with reductor, and reductor is connected with upper compression leading screw 5, the hinged upper compression dop of front end of upper compression leading screw 5.
afterburning reductor 10 in side compression device is connected with pinion 24, pinion 24 coordinates with gear wheel 23 is moving, gear wheel 23 spins with side compression leading screw 2, side compression handwheel 3 is equipped with in one end of side compression leading screw 2, dop is equipped with in the other end of side compression leading screw 2, and the end of dop and side compression leading screw 2 adopts bulb 201 structures hinged.
the dop structure that upper compression dop is installed with the other end of side compression leading screw 2 is identical.
front-and-back adjusting device adopts lift 14 modes of being sidelong is arranged in support platform 1, and lift 14 is connected with leading screw, and platform slide plate 12 is housed on leading screw; Platform slide plate 12 is connected with the line slideway 17 in support platform 1, and up-down adjustment device is housed on platform slide plate 12.
thereby lift 14 drives that leading screws are flexible drives whole platform slide plate 12 to move forward and backward, can realize the adjusting to two tooth bar butt weld gaps, the effect leading screw of having separated switching mileage block 15 by front and back after having regulated is return; Be beneficial to solve welding and shrink the problem that causes leading screw to damage.
platform slide plate 12 is supported by line slideway 17, precision before and after having guaranteed.
back-moving spring 26 is equipped with respectively in the both sides of the high-mechanic straight-line guide rail slide block 27 in dop, and back-moving spring 26 is sleeved on screw rod 28, and screw rod 28 is connected with fixture block 25; On high-mechanic straight-line guide rail slide block 27, be provided with hemispherical groove, in hemispherical groove, be embedded with the bulb 201 of side compression leading screw 2.
straight-line guide rail slide block 27 is arranged on fixture block 25, and straight-line guide rail slide block 27 supports by the back-moving spring 26 at two ends, the state that mediates all the time, and the structure of the back-moving spring 26 at straight-line guide rail slide block 27 two ends is identical; So spud leg axially still keeps axial free movement state after 4 clampings of the flank of tooth.After postwelding hangs away workpiece, straight-line guide rail slide block 26 resets by back-moving spring 26, the center of dop in side compression leading screw 2 while guaranteeing next card engaging workpiece.Side compression leading screw 2 adopts bulb connected mode with being connected of dop; fixture block 25 is Small-angle Rotation within the specific limits; can self adaptation workpiece shape during dop 25 clamping workpiece; there is the multi-direction free degree; to side compression leading screw 2(and upper compression leading screw 5) there is protective effect, improved the service life of leading screw.
two symmetrically arranged wedges 18 in up-down adjustment device are arranged on the rectangular guideway 1201 of platform slide plate 12, platform slide plate 12 is connected with line slideway 17, on two symmetrical wedges 18, be respectively arranged with left-handed mother lead screw 19 and dextrorotation mother lead screw 20, left-handed mother lead screw 19 is connected with lift adjustment leading screw 30 respectively with dextrorotation mother lead screw 20, on two symmetrical wedges 18, wedge shape installing plate 22 is installed, the tooth bar location-plate 16 with bulge-structure is housed on wedge shape installing plate 22.
lift adjustment leading screw 30 drives two wedges that are oppositely arranged 18 to seesaw and realizes the up-down adjustment to workpiece, has advantages of that the large precision of carrying is high.
the two ends of line slideway 17 are respectively installed with organ sheath 13; One end of organ sheath 13 is connected with platform slide plate 12, and the other end is connected with support platform 1 by connecting plate.
in each jig assembly, rack bar side hold down gag has and puts in place fast and slow afterburning two kinds of gripping orientations, when needing dop to advance fast to put in place, directly rotating side compresses leading screw 2 and makes dop press close to fast the flank of tooth of tooth bar, when the afterburning clamping of needs, rotate afterburning reductor 10 and to side compression leading screw 2, carry out reinforcing by pinion 24, gear wheel 23 carry-over moments, output pressure can reach 30T.
side compression leading screw 2 end dops adopt high-mechanic line slideway, and after 4 clampings of the flank of tooth, spud leg axially still keeps freely-movable state, can prevent the leading screw that tooth bar holds out against it because of welding deformation stretch bending.
upper hold down gag drives reductor to compress tooth bar top by upper compression leading screw 5 by torque motor, and rotating shaft is equipped with in one end of upper compression spiral arm 7, upper compression spiral arm 7 can be produced to convenient lifting during lifting workpiece.When needs clamp, press compression button, upper compression leading screw 5 is pressed to while setting moment and automatically disconnects motor, and output pressure can reach 20T.The end dop of upper compression leading screw 5 also has the syndeton that side compression leading screw 2 is the same with dop, has the function that still keeps axial freedom after clamping.
quadruplet jig assembly forms one group of group to frock, can complete the docking of two toothed rack is installed, and the later stage also can continue to install additional jig assembly according to demand; The applicable workpiece of jig is from 250 feet of tooth bar to 500 foot tooth bars, and applicability is stronger.
compare with existing jig, jig assembly of the present utility model is solid and reliable, convenient to location of workpiece regulating error, and welding contraction distortion is had to flexible compensation function, has eliminated the potential safety hazard that causes jig to damage because of workpiece deformation, has increased jig service life.
the present embodiment as shown in Figure 7, for quadruplet jig assembly forms one group of group to frock, is that 2 toothed rack docking are installed in figure, also can continue according to actual needs to install additional jig assembly.
Claims (8)
1. the flexible group of drilling platform leg butt welding is to frock, this group consists of at least four jig assemblies frock, each jig assembly comprises support platform, upper hold down gag, side compression device, up-down adjustment device, front and back tightening device, is characterized in that: front-and-back adjusting device is housed in support platform, up-down adjustment device is housed on front-and-back adjusting device, on the mount pad of support platform side top, side compression device is housed, the upper end of mount pad is hinged with compression spiral arm.
2. the flexible group of drilling platform leg butt welding according to claim 1, to frock, is characterized in that: above compress spiral arm one end and be articulated with on right mount pad, the elongated end of upper compression spiral arm is placed on left mount pad; On upper compression spiral arm, torque motor is housed, torque motor is connected with reductor, and reductor is connected with upper compression leading screw, the hinged upper compression dop of front end of upper compression leading screw.
3. the flexible group of drilling platform leg butt welding according to claim 1 is to frock, it is characterized in that: the afterburning reductor in side compression device is connected with pinion, pinion moves in turn and coordinates with canine tooth, on gear wheel, be connected with side compression leading screw, side compression handwheel is equipped with in one end of side compression leading screw, dop is equipped with in the other end of side compression leading screw, and dop and side compression leading screw end adopt bulb mode hinged.
4. the flexible group of drilling platform leg butt welding according to claim 1 is to frock, it is characterized in that: the lift mode of being sidelong in front-and-back adjusting device is arranged in support platform, lift is connected with leading screw, platform slide plate is housed on leading screw, platform slide plate is connected with the line slideway in support platform, and up-down adjustment device is housed on platform slide plate.
5. the flexible group of drilling platform leg butt welding according to claim 3, to frock, is characterized in that: back-moving spring is equipped with respectively in the both sides of the straight-line guide rail slide block in dop, and back-moving spring is sleeved on screw rod, and screw rod is connected with fixture block; On straight-line guide rail slide block, be provided with hemispherical groove, in hemispherical groove, be embedded with the hemispherical head end of side compression leading screw.
6. the flexible group of drilling platform leg butt welding according to claim 5, to frock, is characterized in that: the offsetting spring structure of straight-line guide rail slide block both sides is identical.
According to the flexible group of drilling platform leg butt welding described in claim 1 or 4 to frock, it is characterized in that: two symmetrically arranged wedges in up-down adjustment device are arranged on the rectangular guideway of platform slide plate, on two symmetrical wedges, be respectively arranged with left-handed mother lead screw and dextrorotation mother lead screw, left-handed mother lead screw is connected with lift adjustment leading screw respectively with dextrorotation mother lead screw, on two symmetrical wedges, wedge shape installing plate is installed, the tooth bar location-plate with bulge-structure is housed on wedge shape installing plate.
8. the flexible group of drilling platform leg butt welding according to claim 4, to frock, is characterized in that: the two ends of line slideway are connected with respectively organ sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285512.2U CN203973105U (en) | 2014-05-30 | 2014-05-30 | The flexible group of drilling platform leg butt welding is to frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285512.2U CN203973105U (en) | 2014-05-30 | 2014-05-30 | The flexible group of drilling platform leg butt welding is to frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203973105U true CN203973105U (en) | 2014-12-03 |
Family
ID=51970589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285512.2U Withdrawn - After Issue CN203973105U (en) | 2014-05-30 | 2014-05-30 | The flexible group of drilling platform leg butt welding is to frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203973105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978339A (en) * | 2014-05-30 | 2014-08-13 | 唐山开元特种焊接设备有限公司 | Flexible assembling tool for drilling platform pile leg butt welding |
| CN109158813A (en) * | 2018-09-26 | 2019-01-08 | 中车唐山机车车辆有限公司 | Welding tooling |
-
2014
- 2014-05-30 CN CN201420285512.2U patent/CN203973105U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978339A (en) * | 2014-05-30 | 2014-08-13 | 唐山开元特种焊接设备有限公司 | Flexible assembling tool for drilling platform pile leg butt welding |
| CN103978339B (en) * | 2014-05-30 | 2016-03-30 | 唐山开元特种焊接设备有限公司 | The flexible group of drilling platform leg butt welding is to frock |
| CN109158813A (en) * | 2018-09-26 | 2019-01-08 | 中车唐山机车车辆有限公司 | Welding tooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141203 Effective date of abandoning: 20160330 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |