CN104929544B - A kind of oil drilling pipe clamping jaw - Google Patents

A kind of oil drilling pipe clamping jaw Download PDF

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Publication number
CN104929544B
CN104929544B CN201510347355.2A CN201510347355A CN104929544B CN 104929544 B CN104929544 B CN 104929544B CN 201510347355 A CN201510347355 A CN 201510347355A CN 104929544 B CN104929544 B CN 104929544B
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CN
China
Prior art keywords
paw
depression bar
pipe
axle
iii
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510347355.2A
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Chinese (zh)
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CN104929544A (en
Inventor
葛乐通
王龙
顾凯翔
刘涛
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Changzhou University
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Changzhou University
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Publication date
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Priority to CN201510347355.2A priority Critical patent/CN104929544B/en
Publication of CN104929544A publication Critical patent/CN104929544A/en
Application granted granted Critical
Publication of CN104929544B publication Critical patent/CN104929544B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

It is an object of the invention to provide the pipe clamping jaw device in a kind of drilling well-head operation, the device may be mounted on workbench, realize the space automatic-discharging of vertical drilling rod, also the transport and movement of various pipes can be completed in well drilling operation site, needs the occasion for discharging pipe equally applicable for other.The invention reduces the labor intensity of worker, improves operating efficiency, eliminates potential safety hazard.When gripping pipe, the regulation of pipe clamping jaw captures pipe to suitable posture, paw automatically, automatic impaction pipe, then pipe is migrated and emissions operation.Paw and depression bar all use anti-parallelogram mechanism, not only save driving hydraulic cylinder, moreover it is possible to realize the synchronous operation of each pair paw and depression bar.

Description

A kind of oil drilling pipe clamping jaw
Technical field
The present invention relates to a kind of oil drilling pipe clamping jaw, belongs to oil drilling uphole equipment technical field.
Background technology
In oil drilling, the movement and discharge of various pipes are the important steps of drilling operation.Make in traditional drilling The clamping of tubing string needs to be accomplished manually operation in industry, and such labor intensity is high, and operating efficiency is low, and security is poor.
The content of the invention
It is an object of the invention to provide the pipe clamping jaw device in a kind of drillng operation, the device may be mounted at work and put down On platform, realize that the space of drilling rod clamps transportation automatically, the automatic transportation of various pipes can be also completed in well drilling operation site With movement, need the occasion for discharging pipe equally applicable for other.The invention reduces labor intensity, improves work effect Rate, improve security.
The technical scheme is that described pipe clamping jaw, by clamping device, wrist mechanism, arm and support machine Structure forms.When operation, supporting mechanism rotates to appropriate orientation, and after stretching hand with arm to suitable distance, wrist mechanism is adjusted again The position of whole clamping device, clamping device clamp pipe automatically, by wrist mechanism, the cooperative motion of arm and supporting mechanism Pipe is moved to specified location and discharges pipe again, so as to complete the Automatic Conveying of pipe.
Described pipe clamping jaw include paw I, depression bar I, oscillating cylinder, connecting rod I, hydraulic cylinder II, hydraulic cylinder III, depression bar II, Connecting rod II, axle I, axle II, axle III, bearing III, fixed plate, paw II, axle IV, bearing IV, axle bed I, axle bed II.Wherein swing Cylinder is arranged in fixed plate, and is connected with wrist mechanism.The rotation of whole clamping jaw can be achieved.Paw I is fixed respectively with paw II Plate is hinged, and the paw I other ends are connected by connecting rod I with paw II so as to form anti-parallelogram mechanism, hydraulic cylinder III one end It is connected with bearing IV one end with axle I, axle I is connected with paw II, and paw I and paw can be driven simultaneously when hydraulic cylinder III is flexible II opening and closing.Depression bar I, depression bar II and connecting rod II also form anti-quadrangular mechanism, and when clamping pipe, paw I and paw II is caught Pipe, depression bar I again push down pipe with depression bar II, so as to realize the firm clamping of pipe.
Described wrist mechanism includes wrist, bearing I, hydraulic cylinder I, bearing II.Wrist one end is connected with oscillating cylinder, one end It is hinged with forearm.By the flexible so as to adjust the posture of wrist of hydraulic cylinder I, and then adjust the position of clamping device.
Described arm includes principal arm, forearm, compensating cylinder, end cap I, end cap II, motor II, motor III.Pass through motor II, motor III drive the rotation of principal arm and forearm respectively, so as to realize the stretching, extension of clamping jaw arm and contraction.Compensating cylinder one end with Principal arm connects one end and is connected with pedestal.
Described supporting mechanism is made up of pedestal and motor I.Pedestal includes revolving support, is driven and can be achieved by motor I The revolution of clamping jaw.
Brief description of the drawings
Fig. 1 is front view of the present invention;
Fig. 2 is graphics of the present invention;
Fig. 3 is clamping clamping jaw figure;
Fig. 4 is clamping graphics 1;
Fig. 5 is clamping jaw graphics 2.
In figure:1- pedestal 2- compensating cylinder 3- end cap I 4- principal arm 5- end cap II 6- bearing I 7- hydraulic cylinder I 8- bearings II 9- wrist 10- pipe 11- motor I 12- motor II 13- motor III14- paw I 15- depression bar I 16- oscillating cylinders 17- connecting rod I 18- hydraulic cylinder II 19- hydraulic cylinder III20- depression bar II 21- connecting rod II 22- axle I 23- axle II 24- axles III 25- bearing III 26- fixed plate 27- paw II 28- axle IV 29- bearing IV 30- forearm 31- axle bed I 32- axle beds II
Embodiment
Reference picture 1, Fig. 2.Motor I (11) is installed on pedestal (1), contains pivoting support in pedestal (1), as motor I (11) when working, whole clamping jaw device can be driven to do horizontal plane gyration.Compensating cylinder (2) one end is connected with pedestal (1), and one End is connected with principal arm (4), and principal arm (4) is installed on pedestal (1), and is driven by motor II (12), makes principal arm (4) can be in certain model Diving plane is done in enclosing, forearm (30) one end is connected with principal arm (4), and is driven by motor III (13), so as to realize forearm (30) can be swung within the specific limits around principal arm (4).Forearm (30) other end is connected with wrist (9), and bearing I (6) is arranged on small On arm (30), bearing II (8) is arranged on wrist (9), and hydraulic cylinder I (7) one end is connected with bearing I (6), one end and bearing II (8) connect, when hydraulic cylinder I (7) is flexible, wrist (9) can be driven to be swung back and forth around forearm (30), so as to adjust the appearance of clamping jaw State.
Reference picture 3, Fig. 4, Fig. 5.Oscillating cylinder (16) is arranged in fixed plate (26), and is flexibly connected with wrist (9), works as pendulum During dynamic cylinder (16) work, whole clamping device can be driven to be rotated around wrist (9).Paw I (14) and paw II (27) respectively with Fixed plate (26) connects, and paw I (14) two side ends are connected to form anti-four with a pair of links II (22) with paw II (27) respectively Bian Xing mechanisms, axle I (22) is installed in paw II (27) axis hole, bearing IV (29) mounted in pairs is in fixed plate (26), liquid Cylinder pressure III (19) one end is connected with bearing IV (29), and one end is connected with axle I (22), can be with when hydraulic cylinder III (19) is flexible Paw I (14) and paw II (27) while opening and closing are driven, realize the effect of crawl pipe (10).Axle bed I (31), axle bed II (32) In fixed plate (26), axle II (23) is arranged on axle bed I (31) mounted in pairs, and axle III (24) is arranged on axle bed II (32), Depression bar I (15) is connected with axle III (24) in pairs, and depression bar II (20) is connected with axle II (23) in pairs, depression bar I (15) one end and depression bar II (20) has an anti-quadrangular mechanism by connecting rod I (17) connections, composition, and bearing III (25) mounted in pairs is in fixed plate (26) on, hydraulic cylinder II (18) one end is connected with bearing III (25), and one end is connected with axle III (24), when hydraulic cylinder II (18) stretches During contracting work, depression bar I (15), depression bar II (20) can be driven to swing simultaneously, realize the effect for compressing pipe (10).Depression bar II (20) End has opening sliding groove, is easy to depression bar I (15) end to be moved in groove.
It should be noted that made equivalent substitution or replacement belong to the protection model of the present invention on the basis of the above Enclose, protection scope of the present invention is defined by claims.

Claims (2)

  1. A kind of 1. oil drilling pipe clamping jaw, it is characterised in that:Paw I (14) and paw II (27) connects with fixed plate (26) respectively Connect, paw I (14) two side ends are connected to form anti-quadrangular mechanism, paw with a pair of links II (22) with paw II (27) respectively Axle I (22) is installed, bearing IV (29) mounted in pairs is in fixed plate (26), hydraulic cylinder III (19) one in II (27) axis hole End is connected with bearing IV (29), and one end is connected with axle I (22), when hydraulic cylinder III (19) is flexible, can drive paw I (14) With paw II (27) while opening and closing, the effect of crawl pipe (10) is realized, axle II (23) is arranged on axle bed II (32), axle III (24) it is arranged on axle bed I (31), depression bar I (15) is connected with axle III (24) in pairs, and depression bar II (20) connects with axle II (23) in pairs Connect, depression bar I (15) one end is connected with depression bar II (20) by connecting rod I (17), and composition has an anti-quadrangular mechanism bearing III (25) in fixed plate (26), hydraulic cylinder II (18) one end is connected mounted in pairs with bearing III (25), one end and axle III (24) Connection, when hydraulic cylinder II (18) works, depression bar I (15), depression bar II (20) can be driven to swing simultaneously, realize and compress pipe (10) Effect.
  2. A kind of 2. oil drilling pipe clamping jaw according to claim 1, it is characterised in that:Depression bar II (20) end, which has, opens Mouth sliding groove, groove width are equal with the thickness of depression bar I (15) second segment so that depression bar I (15) end can be in the groove of depression bar II (20) Interior motion, in addition, depression bar I (15), depression bar II (20), paw I (14), paw II (27) end are arcuate structure, advantageously In the clamping of pipe.
CN201510347355.2A 2015-06-21 2015-06-21 A kind of oil drilling pipe clamping jaw Expired - Fee Related CN104929544B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510347355.2A CN104929544B (en) 2015-06-21 2015-06-21 A kind of oil drilling pipe clamping jaw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510347355.2A CN104929544B (en) 2015-06-21 2015-06-21 A kind of oil drilling pipe clamping jaw

Publications (2)

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CN104929544A CN104929544A (en) 2015-09-23
CN104929544B true CN104929544B (en) 2017-11-17

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105773582A (en) * 2016-05-25 2016-07-20 河北工业大学 Six-degree-of-freedom robot with three branch chains
CN106194067A (en) * 2016-07-12 2016-12-07 宝鸡石油机械有限责任公司 Off-line sets up root device
CN109353943B (en) * 2018-10-25 2020-05-15 哈尔滨工程大学 Cylinder product vanning mechanism
CN110005347A (en) * 2019-04-18 2019-07-12 四川宏华石油设备有限公司 A kind of pipe tool erection device
CN110900561A (en) * 2019-12-14 2020-03-24 怀化学院 Pipe supporting manipulator
CN111219156B (en) * 2020-03-13 2024-09-03 黄山华能石化机械有限公司 Multipurpose automatic gripper for drilling operation platform

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2761379Y (en) * 2004-12-24 2006-03-01 张建明 Hydraulic gripping device for fire emergency
CN203542608U (en) * 2013-09-10 2014-04-16 舟山海川船舶机械有限公司 Mechanical gripper for grabbing drill rod
CN203592489U (en) * 2013-10-16 2014-05-14 内蒙古自治区烟草公司鄂尔多斯市公司 Cigarette feeding manipulator
CN203680313U (en) * 2013-12-31 2014-07-02 佟姝艳 Robot manipulator clamp
CN203697009U (en) * 2013-09-27 2014-07-09 杭州电子科技大学 Five-DOF (degree-of-freedom) hydraulic servo manipulator
EP2799661A2 (en) * 2013-04-30 2014-11-05 Arctic Drilling Company Oy Ltd Automatic drill rod handling

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2761379Y (en) * 2004-12-24 2006-03-01 张建明 Hydraulic gripping device for fire emergency
EP2799661A2 (en) * 2013-04-30 2014-11-05 Arctic Drilling Company Oy Ltd Automatic drill rod handling
CN203542608U (en) * 2013-09-10 2014-04-16 舟山海川船舶机械有限公司 Mechanical gripper for grabbing drill rod
CN203697009U (en) * 2013-09-27 2014-07-09 杭州电子科技大学 Five-DOF (degree-of-freedom) hydraulic servo manipulator
CN203592489U (en) * 2013-10-16 2014-05-14 内蒙古自治区烟草公司鄂尔多斯市公司 Cigarette feeding manipulator
CN203680313U (en) * 2013-12-31 2014-07-02 佟姝艳 Robot manipulator clamp

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