CN102896471B - Automatic production method of oil drill rod joints - Google Patents

Automatic production method of oil drill rod joints Download PDF

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Publication number
CN102896471B
CN102896471B CN201210403548.1A CN201210403548A CN102896471B CN 102896471 B CN102896471 B CN 102896471B CN 201210403548 A CN201210403548 A CN 201210403548A CN 102896471 B CN102896471 B CN 102896471B
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China
Prior art keywords
hydraulic press
heat
operating desk
mould
fodder
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CN201210403548.1A
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Chinese (zh)
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CN102896471A (en
Inventor
赵钧羡
赵秀和
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江苏和信石油机械有限公司
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Priority to CN201210403548.1A priority Critical patent/CN102896471B/en
Publication of CN102896471A publication Critical patent/CN102896471A/en
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Abstract

The invention relates to the technical field of production methods of oil drill rod joints and in particular relates to an automatic production method of oil drill rod joints. The automatic production method of the oil drill rod joints comprises the following production steps of: cutting off raw materials, heating, upsetting, finely forming and punching the wad, wherein an induction heating furnace, three hydraulic machines with different functions and three automatic conveyer belts are utilized so that the control is automatic, the operation is convenient, the mechanical machining allowance of products is small, and the production efficiency can be improved. The automatic production method of the oil drill rod joints, disclosed by the invention, has the characteristics of quick formation of machined workpieces, reliable product quality, lower production cost and the like.

Description

Joint of petroleum drill rod automatic production method

Technical field

The present invention relates to joint of petroleum drill rod production method technical field, be specifically related to joint of petroleum drill rod automatic production method

Background technology

Joint of petroleum drill rod is the important attaching parts of oil drill rocker, and the material of butt joint blank and mechanical performance have strict requirement.Along with domestic and international petroleum drilling and mining industry develops rapidly, the demand of market linkage head also constantly expands.At present, blank joint is started to adopt the method for forging to produce, main processing mode is loose tooling forging and simply extruded, relative to machining, although this forming method is enhanced in the mechanical performance of product, but because production technology falls behind, make the machine-finish allowance of product comparatively large, production efficiency is low.

Summary of the invention

The object of this invention is to provide a kind of processing work fast shaping, reduce production cost, the joint of petroleum drill rod automatic production method of enhancing productivity.

In order to solve the problem existing for background technology, the present invention is by the following technical solutions: joint of petroleum drill rod automatic production method, the production process comprised has fracture, heating, jumping-up, precisive shaped, punching the wad, and (1) adopts the accurate fracture of sawing machine, forms saw material;

(2) described saw material is pushed to induction heater gating location through cylinder;

(3) described saw material is heated to 1150 DEG C to 1200 DEG C in described induction heater, forms heat material;

(4) described heat material is sent to the feeding device of the first hydraulic press through the first automatic delivering belt, and in this transport process, the length direction of described heat material is consistent with its direction of transfer;

(5) described heat material is sent in the mould of the operating desk of the first hydraulic press through the feeding device of described first hydraulic press, and in this transport process, the length direction of described heat material is vertical with its direction of transfer;

(6) described heat material is through described first hydraulic press upsetting formation, forms coarse fodder, and in upsetting formation process, described heat material is sleeping to be put in the mould of described first hydraulic press operating desk;

(7) described coarse fodder is sent on the second automatic delivering belt through the blanking device of the first hydraulic press;

(8) after described first hydraulic press operating desk adding water for cooling, jetting type water elimination, then described first hydraulic press operating desk and on mould on graphite;

(9) described coarse fodder is sent to the feeding device of the second hydraulic press through described step (7), and in the transport process of described second automatic delivering belt, the length direction of described coarse fodder is consistent with its direction of transfer;

(10) described coarse fodder is sent in the mould of the operating desk of the second hydraulic press through the feeding device of described second hydraulic press, and in this transport process, the length direction of described heat material is vertical with its direction of transfer;

(11) described coarse fodder crouch be put in described second hydraulic press operating desk mould in, after the mould of described second hydraulic press is closed, the left and right drift of described second hydraulic press is in opposite directions to described coarse fodder punching, precisive shaped is carried out to described coarse fodder, form fine fodder, hole in described fine fodder is not through, leaves gross weight in the middle part of it;

(12) described fine fodder is sent on the 3rd automatic delivering belt through the blanking device of the second hydraulic press, and in this transport process, the length direction of described heat material is consistent with its direction of transfer;

(13) after described second hydraulic press operating desk adding water for cooling, jetting type water elimination, then described second hydraulic press operating desk and on mould on graphite;

(14) described fine fodder is through switching mechanism tipped upright;

(15) gripper mechanism grips of described fine fodder on material conveying trolley, and be transported on the workbench under the 3rd hydraulic press;

(16) described 3rd hydraulic press is to described fine fodder punching the wad;

(17) described fine fodder normalizing 3 to 4 hours in normalizing furnace.

The present invention has following beneficial effect: joint of petroleum drill rod automatic production method of the present invention, the production process comprised has fracture, heating, jumping-up, precisive shaped, punching the wad, it adopts hydraulic press and three automated conveyor composition tool joint automatic production methods of an induction heater, three difference in functionalitys, Automated condtrol, easy to operate, the machine-finish allowance of product is little, is conducive to enhancing productivity.The present invention has processing work fast shaping, the feature such as reliable product quality, reduction production cost.

Accompanying drawing explanation

Fig. 1 is process chart of the present invention.

Detailed description of the invention

Below in conjunction with accompanying drawing, the present invention is further detailed explanation.

As shown in Figure 1, joint of petroleum drill rod automatic production method of the present invention, the production process comprised has fracture, heating, jumping-up, precisive shaped, punching the wad, and (1) adopts the accurate fracture of sawing machine, forms saw material;

(2) described saw material is pushed to induction heater gating location through cylinder;

(3) described saw material is heated to 1150 DEG C to 1200 DEG C in described induction heater, forms heat material;

(4) described heat material is sent to the feeding device of the first hydraulic press through the first automatic delivering belt, and in this transport process, the length direction of described heat material is consistent with its direction of transfer, and the speed of described first automatic delivering belt is 0.3m/s;

(5) described heat material is sent in the mould of the operating desk of the first hydraulic press through the feeding device of described first hydraulic press, and in this transport process, the length direction of described heat material is vertical with its direction of transfer;

(6) described heat material is through described first hydraulic press upsetting formation, forms coarse fodder, and in upsetting formation process, described heat material is sleeping to be put in the mould of described first hydraulic press operating desk;

(7) described coarse fodder is sent on the second automatic delivering belt through the blanking device of the first hydraulic press, and the speed of described second automatic delivering belt is 0.3m/s;

(8) described first hydraulic press operating desk adds water for cooling, jetting type water elimination, then described first hydraulic press operating desk and on mould on graphite;

(9) described coarse fodder is sent to the feeding device of the second hydraulic press through described step (7), and in the transport process of described second automatic delivering belt, the length direction of described coarse fodder is consistent with its direction of transfer;

(10) described coarse fodder is sent in the mould of the operating desk of the second hydraulic press through the feeding device of described second hydraulic press, and in this transport process, the length direction of described heat material is vertical with its direction of transfer;

(11) described coarse fodder crouch be put in described second hydraulic press operating desk mould in, after the mould of described second hydraulic press is closed, the left and right drift of described second hydraulic press is in opposite directions to described coarse fodder punching, precisive shaped is carried out to described coarse fodder, form fine fodder, hole in described fine fodder is not through, leaves gross weight in the middle part of it;

(12) described fine fodder is sent on the 3rd automatic delivering belt through the blanking device of the second hydraulic press, and in this transport process, the length direction of described heat material is consistent with its direction of transfer, and the speed of described 3rd automatic delivering belt is 0.3m/s;

(13) described second hydraulic press operating desk adds water for cooling, jetting type water elimination, then described second hydraulic press operating desk and on mould on graphite;

(14) described fine fodder is through switching mechanism tipped upright;

(15) gripper mechanism grips of described fine fodder on material conveying trolley, and be transported on the workbench under the 3rd hydraulic press;

(16) described 3rd hydraulic press is to described fine fodder punching the wad;

(17) described fine fodder normalizing 3 to 4 hours in normalizing furnace.

What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, other amendments that those of ordinary skill in the art make technical scheme of the present invention or equivalently to replace, only otherwise depart from the spirit and scope of technical solution of the present invention, all should be encompassed in the middle of right of the present invention.

Claims (1)

1. joint of petroleum drill rod automatic production method, the production process comprised has fracture, heating, jumping-up, precisive shaped, punching the wad, it is characterized in that, (1) adopts the accurate fracture of sawing machine, forms saw material;
(2) described saw material is pushed to induction heater gating location through cylinder;
(3) described saw material is heated to 1150 DEG C to 1200 DEG C in described induction heater, forms heat material;
(4) described heat material is sent to the feeding device of the first hydraulic press through the first automatic delivering belt, and in this transport process, the length direction of described heat material is consistent with its direction of transfer;
(5) described heat material is sent in the mould of the operating desk of the first hydraulic press through the feeding device of described first hydraulic press, and in this transport process, the length direction of described heat material is vertical with its direction of transfer;
(6) described heat material is through described first hydraulic press upsetting formation, forms coarse fodder, and in upsetting formation process, described heat material is sleeping to be put in the mould of described first hydraulic press operating desk;
(7) described coarse fodder is sent on the second automatic delivering belt through the blanking device of the first hydraulic press;
(8) after described first hydraulic press operating desk adding water for cooling, jetting type water elimination, then described first hydraulic press operating desk and on mould on graphite;
(9) described coarse fodder is sent to the feeding device of the second hydraulic press through described step (7), and in the transport process of described second automatic delivering belt, the length direction of described coarse fodder is consistent with its direction of transfer;
(10) described coarse fodder is sent in the mould of the operating desk of the second hydraulic press through the feeding device of described second hydraulic press, and in this transport process, the length direction of described heat material is vertical with its direction of transfer;
(11) described coarse fodder crouch be put in described second hydraulic press operating desk mould in, after the mould of described second hydraulic press is closed, the left and right drift of described second hydraulic press is in opposite directions to described coarse fodder punching, precisive shaped is carried out to described coarse fodder, form fine fodder, hole in described fine fodder is not through, leaves gross weight in the middle part of it;
(12) described fine fodder is sent on the 3rd automatic delivering belt through the blanking device of the second hydraulic press, and in this transport process, the length direction of described heat material is consistent with its direction of transfer;
(13) after described second hydraulic press operating desk adding water for cooling, jetting type water elimination, then described second hydraulic press operating desk and on mould on graphite;
(14) described fine fodder is through switching mechanism tipped upright;
(15) gripper mechanism grips of described fine fodder on material conveying trolley, and be transported on the workbench under the 3rd hydraulic press;
(16) described 3rd hydraulic press is to described fine fodder punching the wad;
(17) described fine fodder normalizing 3 to 4 hours in normalizing furnace.
CN201210403548.1A 2012-10-22 2012-10-22 Automatic production method of oil drill rod joints CN102896471B (en)

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CN102896471B true CN102896471B (en) 2015-05-06

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103614613B (en) * 2013-11-13 2017-02-08 中国石油天然气集团公司 Drill pipe joint and preparation method thereof
CN103962802B (en) * 2014-04-25 2017-04-19 上海工程技术大学 Warm extrusion forming process of internal thread joint of petroleum drill rod
CN103962801B (en) * 2014-04-25 2017-01-04 上海工程技术大学 A kind of forming technology of joint of petroleum drill rod
CN106826120B (en) * 2017-02-10 2018-09-14 江苏德圣能源环保设备工程有限公司 The preparation method of aluminium alloy oil drill rocker

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1603429A (en) * 2004-11-01 2005-04-06 江苏曙光石油钻具有限公司 Heat treatment process for joint of petroleum drill rod
CN101100027A (en) * 2006-07-07 2008-01-09 唐建军 Petroleum drilling rod joint extrusion forming technology method
CN101181730A (en) * 2007-12-07 2008-05-21 江阴隆澄钻采机械制造有限公司 Drill pipe joint precision die forging process

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1603429A (en) * 2004-11-01 2005-04-06 江苏曙光石油钻具有限公司 Heat treatment process for joint of petroleum drill rod
CN101100027A (en) * 2006-07-07 2008-01-09 唐建军 Petroleum drilling rod joint extrusion forming technology method
CN101181730A (en) * 2007-12-07 2008-05-21 江阴隆澄钻采机械制造有限公司 Drill pipe joint precision die forging process

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
石油钻杆接头成形工艺研究;邓飞;《中国优秀硕士学位论文全文数据库》;20071008(第2期);论文正文第27页,第32-40页 *

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Inventor after: Zhao Junxian

Inventor after: Zhao Xiuhe

Inventor after: Liu Zhiqiang

Inventor after: Duan Longchen

Inventor after: Hu Yule

Inventor after: Hu Xinli

Inventor after: Li Bo

Inventor before: Zhao Junxian

Inventor before: Zhao Xiuhe

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Effective date of registration: 20190521

Address after: 225500 No. 18 Zhanghang Road, Baimi Town, Jiangyan District, Taizhou City, Jiangsu Province

Patentee after: Jiangsu Shuguang and Xinxin Petroleum Machinery Co., Ltd.

Address before: 224200 No. 9 Weiwu Road, Dongtai Economic Development Zone, Yancheng City, Jiangsu Province

Patentee before: Jiangsu Hexin Petroleum Machinery Co., Ltd.

TR01 Transfer of patent right