CN108311858A - A kind of drilling rod processing technology - Google Patents
A kind of drilling rod processing technology Download PDFInfo
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- CN108311858A CN108311858A CN201710026709.2A CN201710026709A CN108311858A CN 108311858 A CN108311858 A CN 108311858A CN 201710026709 A CN201710026709 A CN 201710026709A CN 108311858 A CN108311858 A CN 108311858A
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- steel pipe
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- spline
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- drilling rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
- B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of drilling rod processing technologys, belong to drilling rod processing and manufacturing field, the advantages of having the straightness for improving drilling rod, improve drilling rod processing quality, its technical solution is as follows, includes the following steps：Step 1：It is piped blanking；Step 2：Process part；Step 3：Spline is processed；Step 4：One tunes up directly；Step 5：Inspection is taken over；Step 6：Second revisal straightening；Step 7：Point key；Step 8：Weld key；Step 9：Three tune up directly；Step 10：Assembling improves the straightness of steel pipe by the hot-working straightening of multi-step, reduces drill pipe buckling deformation, avoids generating the significantly straightening influence drilling rod quality of production, to improve the using effect of drilling rod.
Description
Technical field
The present invention relates to drilling rods to fabricate field, more particularly to a kind of drilling rod processing technology.
Background technology
The common component part of drill string has：Drill bit, drill collar, drilling rod, stabilizer, special joint and kelly bar；Its use exists
On large-scale reaming drilling machine, such as disclosed a kind of crawler belt reaming drilling machine on patent network（Application number：201620469176.6）, drilling rod
It can effectively be stretched, to improve the turn hole depth of drilling machine, drilling rod is the steel pipe that tail portion carries a chain for binding criminals line, for connecting drilling machine
Landscape apparatus and bore mill equipment or bottom outlet device positioned at drilling well bottom end, the purposes of drilling rod be drilling mud is transported to drill bit, and
It improved with together with drill bit, reduce or rotate bottom outlet device, drilling rod allows for bearing huge interior external pressure, distortion, is bent and shakes
Dynamic, in the exploitation and extractive process of oil gas, drilling rod can be used for multiple times.
Light pipe and raw steel tubing on its drilling rod are being made into drilling rod after multiple procedure of processing, due to the drilling rod of finished product
Be socketed to form successively by more piece rod piece, inside by being welded on the shackle member of drilling rod side wall and the positive stop strip of strip, into
Row connection is stretched and is connected and fixed convenient for drilling rod with guiding.
It is clamped in order to facilitate rod piece, and improves the entire length of drilling rod, need to weld more match on rod piece
Part and spline, and grown during processing since drilling rod is handed over, cause to be easy to cause drilling rod generation effect width during installation
The bending of degree, or the also easy state for influencing drilling rod when welding, it is interior when being used so as to cause drilling rod made of reality
Portion generates larger mutual abrasion, and the power being pressurized when drilling rod drilling generates offset, and the service life of drilling rod is caused to decline.
Invention content
The object of the present invention is to provide a kind of drilling rod processing technologys, have the straightness for improving drilling rod, improve drilling rod and add
The advantages of working medium amount.
The present invention above-mentioned technical purpose technical scheme is that：A kind of drilling rod processing technology, packet
Include following steps：
Step 1：It is piped blanking：Pipe cutting prepares accessory, spline；
Step 2：Process part：Accessory is carried out to improve the heat treatment of intensity and the processing of shape；
Step 3：Spline is processed：Internal spline is modified；
Step 4：One tunes up directly：Straightness is carried out to the steel pipe after cutting to be straightened for the first time；
Step 5：Inspection is taken over：Opposite end steel pipe is detected to steel pipe take over；
Step 6：Second revisal straightening：Steel pipe after butt tube carries out second of alignment of straightness；
Step 7：Point key：Accessory, spline be spot welded into going on steel pipe and tentatively fixed；
Step 8：Weld key：Unified fixed welding is carried out to the accessory that tentatively welds, spline；
Step 9：Three tune up directly：Steel pipe after butt tube carries out straightness third time and is straightened；
Step 10：Assembling：Above step cycle repeatedly processes different size of rod piece, and by rod piece by diameter greatly to it is small successively
Plugged and fixed.
By using above-mentioned technical proposal, with regard to carrying out first time alignment after steel pipe cutting, to make steel pipe before welding
Preferable straightness can be kept, to prevent increasing the amount of bending during post-production, and steel pipe is taken over
Afterwards, again second alignment can be carried out, so as to overcoming the bending generated when taking over, the straightness of steel pipe of guarantee,
After having welded accessory, spline, then the alignment of third time is carried out, to effectively overcome the bending generated in welding, to
The further straightness that ensure that steel pipe, due to being straightened after every step, to effectively avoid lever generation
It significantly bends, preventing from disposably bending causes steel duct structure to generate damage, and steel strength is caused to decline, by more
The hot-working straightening of step improves the straightness of steel pipe, reduces drill pipe buckling deformation, avoids generating significantly straightening influence drilling rod
The quality of production, to improve the using effect of drilling rod.
Further, step 4：One tunes up directly：Steel pipe overall length is examined by the conveying Functional observation steel pipe bounce of turning rolls
Straightness is used in combination Steel Ruler accurately to examine every meter of straightness of steel pipe；
Steel pipe is baked using oxy-acetylene neutral flame in alignment process, it is straight to carry out coarse adjustment.
By using above-mentioned technical proposal, steel pipe is placed on turning rolls and is conveyed, to by steel pipe whether
The bending degree that bounce carrys out preliminary detection steel pipe is generated during conveying, when beating larger, using Steel Ruler carry out by
The progress of rice measures again, to effectively raise the efficiency of detection, then by oxy-acetylene neutral flame carries out roasting steel pipe, to
Prevent steel duct structure from generating variation, people are straight by straightener progress coarse adjustment, to improve the effect and efficiency of straightening.
Further, step 6：Second revisal straightening：Steel pipe overall length is examined by the conveying Functional observation steel pipe bounce of turning rolls
Straightness is used in combination Steel Ruler accurately to examine every meter of straightness of steel pipe；
Steel pipe is baked using oxy-acetylene neutral flame in alignment process, progress accurate adjustment is straight, is cooled back to room temperature.
By using above-mentioned technical proposal, steel pipe is placed on turning rolls and is conveyed, to by steel pipe whether
The bending degree that bounce carrys out preliminary detection steel pipe is generated during conveying, when beating larger, using Steel Ruler carry out by
The progress of rice measures again, to effectively raise the efficiency of detection, then by oxy-acetylene neutral flame carries out roasting steel pipe, to
Prevent steel duct structure from generating variation, people are straight by straightener progress accurate adjustment, improve the effect of straightening.
Further, step 6：Bake steel pipe using oxy-acetylene neutral flame during second revisal straightening, carry out accurate adjustment directly repeatedly into
Row, straightness is up to standard after being cooled to room temperature.
Carried out by using above-mentioned technical proposal, when second revisal straightening iterative cycles heat, accurate adjustment section, cooling, often
Secondary straightening 0-1 degree causes steel pipe to damage to prevent adjustment angle from spending big, and the state of straightening is more slow, greatly improves
The effect of straightening.
Further, step 5：Inspection is taken over：When needing take over welding after length detection, backing welding is carried out first：Single side
Weld double-faced forming；
It is filled cosmetic welding again.
By using above-mentioned technical proposal, backing welding effectively prevents angular deformation, then by filling cosmetic welding, makes welding position
It sets more securely.
Further, step 7：Point key：It crosses first：Accessory and spline welding position are marked in steel tube surface；
It is installed again：Accessory respective score line position is tentatively fixed by way of spot welding；
Cloth key is carried out again：It is tentatively fixed what part spline was first spaced by way of spot welding by scribing position；
Benefit key is carried out again：Remaining spline is tentatively fixed by scribing position by way of spot welding；
It polishes again：Polishing removal of impurities is carried out with steel-pipe welding position to accessory and spline；
It is delivered for a check again：Preliminary inspection is carried out to installation site and weld strength.
It by using above-mentioned technical proposal, first crosses, effectively raises the accuracy of accessory and spline installation,
The trouble for reducing later stage modification facilitates people to carry out manual welding, accessory and key is effectively improved by way of spot welding
The fixed efficiency of item, convenient for followed by large-scale welding.
Further, step 8：Weld key：Manual welding is carried out first：It is welded by way of manually, it will be straight
Angle, bending welding position carry out whole welding；
Mechanical welding is carried out again：Whole welding are carried out to the welding position of strip by bonding machine；
Cleaning polishing is carried out again：The waste material that butt welding is sewed on is cleared up, and carries out grinding process to weld seam；
It is delivered for a check again：Inspection again is carried out to installation site and weld strength.
By using above-mentioned technical proposal, due to can be effectively by way of human weld by right angle, bending after electric welding
It is welded etc. more complicated position, then automatic welding is carried out to the position of strip by bonding machine, improve the efficiency of welding,
To effectively ensure that whole rod piece can efficiently be rapidly performed by welding.
Further, step 10：Assembling：Grafting assembling is carried out first：By rod piece by diameter greatly to small plugged and fixed successively,
Drill rod assemblies are mounted on drill rod end, and core bar is inserted into minimum rod piece；
It paints again：Sprayed protection paint is carried out to rod piece, drill rod assemblies, core bar surface；
It is delivered for a check again：Preliminary inspection is carried out to installation site and weld strength.
By using above-mentioned technical proposal, drilling rod is facilitated to be assembled, spray painting effectively protects rod piece appearance, has
The reduction rod piece of effect gets rusty.
Further, the steel pipe cutting in the piping blanking, preparation accessory, preparation spline separately carry out.
By using above-mentioned technical proposal, separately carry out effectively raising processing efficiency.
Further, step 3：Spline is processed：It carries out cutting key first：Spline shape is cut off by cutting machine；
School key machining is carried out again：Spline qualification is examined, and carries out machining equipment and is modified；
It is heat-treated again：Reinforce spline intensity by Equipment for Heating Processing；
It is finished again：Spline qualification is examined, and carries out machining equipment and is corrected again.
By using above-mentioned technical proposal, the efficiency of processing spline is effectively raised, and keeps spline manufacture more smart
Really, the using effect of spline is improved.
In conclusion the invention has the advantages that：
1, straightening precision and straightening effect are improved, and then improves the workmanship of drilling rod；
2, drilling rod straightness keeps good, by repeatedly finely tuning, improves drilling rod quality；
3, spline, accessory installation are accurate；
4, drilling life of drill pipe is long.
Description of the drawings
Fig. 1 is the process flow chart of the present invention.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
A kind of drilling rod processing technology, it is characterized in that：Include the following steps：
Step 1：It is piped blanking：Pipe cutting prepares accessory, spline；
The preparation of the cutting of steel pipe, accessory and spline synchronous can carry out, and can also be carried out by different assembly lines to improve
Processing efficiency is welded convenient for the later stage；
After steel pipe cutting, after accessory and spline taking-up, steel pipe, accessory, spline is transported to inside abrasive blasting rust-cleaning machine and sprayed
Sand derusts, and is purged to store more long steel pipe, accessory, the rusty stain on spline surface and dust, ensures steel pipe, matches
Part, spline surface cleannes, convenient for the later stage carry out welding processing, improve the effect of welding.
Step 2：Process part：Accessory is carried out to improve the heat treatment of intensity and the processing of shape；
Accessory improves the structural strength of accessory by way of heat treatment side, consequently facilitating the use in later stage, and accessory is carried out
Polishing finishing improves the connection effect in later stage to ensure suitability when accessory installation.
Step 3：Spline is processed：Spline is processed：It carries out cutting key first：Spline shape is cut off by cutting machine；
School key machining is carried out again：Spline qualification is examined, and carries out machining equipment and is modified；
It is heat-treated again：Reinforce spline intensity by Equipment for Heating Processing；
It is finished again：Spline qualification is examined, and carries out machining equipment and is corrected again；
The manufacture of spline, spline of different shapes under being cut from steel, then preliminary machine is carried out by machining equipment and is added
Work, then be heat-treated, to make spline that there is good structural strength, spline is being carried out finely by machining equipment
The finishing of change, to enable spline to meet installation effect.
Step 4：One tunes up directly：Steel pipe overall length straightness is examined by the conveying Functional observation steel pipe bounce of turning rolls, and
Every meter of straightness of steel pipe is accurately examined with Steel Ruler；
Steel pipe is baked using oxy-acetylene neutral flame in alignment process, it is straight to carry out coarse adjustment；
Steel pipe is placed on turning rolls and is conveyed, to whether generate bounce during conveying come preliminary by steel pipe
The bending degree of detection steel pipe using Steel Ruler measure again by the progress of rice, to effective when beating larger
The efficiency of detection is improved, then roasting steel pipe is carried out by oxy-acetylene neutral flame, to prevent steel duct structure from generating variation, people
By straightener carry out coarse adjustment it is straight, to improve the effect and efficiency of straightening.
Step 5：Inspection is taken over：When needing take over welding after length detection, backing welding is carried out first：Single face welding and double face at
Type；
It is filled cosmetic welding again；
Backing welding effectively prevents angular deformation, then by filling cosmetic welding, keeps welding position more secured.
Step 6：Second revisal straightening：Steel pipe overall length straightness is examined by the conveying Functional observation steel pipe bounce of turning rolls, and
Every meter of straightness of steel pipe is accurately examined with Steel Ruler；
Steel pipe is baked using oxy-acetylene neutral flame in alignment process, progress accurate adjustment is straight, is cooled back to room temperature, is repeated, Zhi Daoleng
But up to standard to straightness after room temperature；
Heat, accurate adjustment section, cooling down for iterative cycles, each straightening 0-1 degree, to prevent adjustment angle are carried out when second revisal straightening
It spends big and steel pipe is caused to damage, and the state of straightening is more slow, substantially increases the effect of straightening.
Step 7：Point key：It crosses first：Accessory and spline welding position are marked in steel tube surface；
It is installed again：Accessory respective score line position is tentatively fixed by way of spot welding；
Cloth key is carried out again：It is tentatively fixed what part spline was first spaced by way of spot welding by scribing position；
Benefit key is carried out again：Remaining spline is tentatively fixed by scribing position by way of spot welding；
It polishes again：Polishing removal of impurities is carried out with steel-pipe welding position to accessory and spline；
It is delivered for a check again：Preliminary inspection is carried out to installation site and weld strength；
It is first crossed to steel pipe by marker pen, the accuracy of accessory and spline installation is effectively raised, after reducing
The trouble of phase modification, facilitates people to carry out manual welding, the fixation of accessory and spline is effectively improved by way of spot welding
Efficiency, convenient for followed by large-scale welding.
Step 8：Weld key：Manual welding is carried out first：Welded by way of manually, by right angle, bending
Welding position carries out whole welding；
Mechanical welding is carried out again：Whole welding are carried out to the welding position of strip by bonding machine；
Cleaning polishing is carried out again：The waste material that butt welding is sewed on is cleared up, and carries out grinding process to weld seam；
It is delivered for a check again：Inspection again is carried out to installation site and weld strength；
Since effectively the more complicated position such as right angle, bending can be welded by way of human weld after electric welding,
Automatic welding is carried out to the position of strip by bonding machine again, the efficiency of welding is improved, to effectively ensure whole rod piece energy
Efficiently it is rapidly performed by welding.
Step 9：Three tune up directly：Steel pipe after butt tube carries out straightness third time and is straightened；
Three tune up the straightness that can directly detect drilling rod again, ensure that bull stick can keep good state, when drill pipe buckling, directly
Straightening is carried out by straightener, improves straightening efficiency.
Step 10：Assembling：Grafting assembling is carried out first：By rod piece by diameter greatly to small plugged and fixed successively, by drilling rod group
Part is mounted on drill rod end, and is inserted into core bar in minimum rod piece；
It paints again：Sprayed protection paint is carried out to rod piece, drill rod assemblies, core bar surface；
It is delivered for a check again：Preliminary inspection is carried out to installation site and weld strength.
Drilling rod is facilitated to be assembled, spray painting effectively protects rod piece appearance, and the effective rod piece that reduces gets rusty.
With regard to carrying out first time alignment after steel pipe cutting, to make steel pipe that can keep preferable straightness before welding,
To prevent increasing the amount of bending during post-production, and after being taken over to steel pipe, second again can be carried out
Alignment, so as to overcoming the bending generated when taking over, the straightness of steel pipe of guarantee, after having welded accessory, spline, then
The alignment for carrying out third time, to effectively overcome the bending generated in welding, to further ensure that the straight of steel pipe
Dimension significantly bends to effectively avoid lever generation, prevents disposable due to being straightened after every step
Bending causes steel duct structure to generate damage, and steel strength is caused to decline, and by the hot-working straightening of multi-step, improves steel
The straightness of pipe reduces drill pipe buckling deformation, avoids generating the significantly straightening influence drilling rod quality of production, to improve drilling rod
Using effect.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (10)
1. a kind of drilling rod processing technology, it is characterized in that：Include the following steps：
Step 1：It is piped blanking：Pipe cutting prepares accessory, spline；
Step 2：Process part：Accessory is carried out to improve the heat treatment of intensity and the processing of shape；
Step 3：Spline is processed：Internal spline is modified；
Step 4：One tunes up directly：Straightness is carried out to the steel pipe after cutting to be straightened for the first time；
Step 5：Inspection is taken over：Opposite end steel pipe is detected to steel pipe take over；
Step 6：Second revisal straightening：Steel pipe after butt tube carries out second of alignment of straightness；
Step 7：Point key：Accessory, spline be spot welded into going on steel pipe and tentatively fixed；
Step 8：Weld key：Unified fixed welding is carried out to the accessory that tentatively welds, spline；
Step 9：Three tune up directly：Steel pipe after butt tube carries out straightness third time and is straightened；
Step 10：Assembling：Above step cycle repeatedly processes different size of rod piece, and by rod piece by diameter greatly to it is small successively
Plugged and fixed.
2. a kind of drilling rod processing technology according to claim 1, it is characterized in that：Step 4：One tunes up directly：Pass through turning rolls
Conveying Functional observation steel pipe bounce examine steel pipe overall length straightness, be used in combination Steel Ruler accurately to examine every meter of straightness of steel pipe；
Steel pipe is baked using oxy-acetylene neutral flame in alignment process, it is straight to carry out coarse adjustment.
3. a kind of drilling rod processing technology according to claim 2, it is characterized in that：Step 6：Second revisal straightening：Pass through turning rolls
Conveying Functional observation steel pipe bounce examine steel pipe overall length straightness, be used in combination Steel Ruler accurately to examine every meter of straightness of steel pipe；
Steel pipe is baked using oxy-acetylene neutral flame in alignment process, progress accurate adjustment is straight, is cooled back to room temperature.
4. a kind of drilling rod processing technology according to claim 3, it is characterized in that：Step 6：It is used during second revisal straightening
Oxy-acetylene neutral flame bakes steel pipe, carries out accurate adjustment and is directly repeated, straightness is up to standard after being cooled to room temperature.
5. a kind of drilling rod processing technology according to claim 1, it is characterized in that：Step 5：Inspection is taken over：After length detection
When needing take over welding, backing welding is carried out first：Single face welding and double face shaping；
It is filled cosmetic welding again.
6. a kind of drilling rod processing technology according to claim 1, it is characterized in that：Step 7：Point key：It crosses first：
Accessory and spline welding position are marked in steel tube surface；
It is installed again：Accessory respective score line position is tentatively fixed by way of spot welding；
Cloth key is carried out again：It is tentatively fixed what part spline was first spaced by way of spot welding by scribing position；
Benefit key is carried out again：Remaining spline is tentatively fixed by scribing position by way of spot welding；
It polishes again：Polishing removal of impurities is carried out with steel-pipe welding position to accessory and spline；
It is delivered for a check again：Preliminary inspection is carried out to installation site and weld strength.
7. a kind of drilling rod processing technology according to claim 6, it is characterized in that：Step 8：Weld key：Manual welding is carried out first
It connects：It is welded by way of manually, the welding position of right angle, bending is carried out to whole welding；
Mechanical welding is carried out again：Whole welding are carried out to the welding position of strip by bonding machine；
Cleaning polishing is carried out again：The waste material that butt welding is sewed on is cleared up, and carries out grinding process to weld seam；
It is delivered for a check again：Inspection again is carried out to installation site and weld strength.
8. a kind of drilling rod processing technology according to claim 4, it is characterized in that：Step 10：Assembling：Grafting group is carried out first
Dress：Drill rod assemblies are mounted on drill rod end, and inserted in minimum rod piece by rod piece by diameter greatly to small plugged and fixed successively
Enter core bar；
It paints again：Sprayed protection paint is carried out to rod piece, drill rod assemblies, core bar surface；
It is delivered for a check again：Preliminary inspection is carried out to installation site and weld strength.
9. a kind of drilling rod processing technology according to claim 1, it is characterized in that：In the piping blanking steel pipe cutting,
Prepare accessory, preparation spline separately carries out.
10. a kind of drilling rod processing technology according to claim 1, it is characterized in that：Step 3：Spline is processed：It carries out first
Cut key：Spline shape is cut off by cutting machine；
School key machining is carried out again：Spline qualification is examined, and carries out machining equipment and is modified；
It is heat-treated again：Reinforce spline intensity by Equipment for Heating Processing；
It is finished again：Spline qualification is examined, and carries out machining equipment and is corrected again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710026709.2A CN108311858B (en) | 2017-01-14 | 2017-01-14 | Drill rod machining process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710026709.2A CN108311858B (en) | 2017-01-14 | 2017-01-14 | Drill rod machining process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108311858A true CN108311858A (en) | 2018-07-24 |
| CN108311858B CN108311858B (en) | 2020-09-01 |
Family
ID=62890610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710026709.2A Expired - Fee Related CN108311858B (en) | 2017-01-14 | 2017-01-14 | Drill rod machining process |
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| Country | Link |
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| CN108857285A (en) * | 2018-07-26 | 2018-11-23 | 天津鸿翔工程机械有限公司 | A kind of processing technology of machine locking-type drilling rod |
| CN108994536A (en) * | 2018-07-26 | 2018-12-14 | 天津鸿翔工程机械有限公司 | A kind of processing method of machine locking-type drilling rod |
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| Publication number | Publication date |
|---|---|
| CN108311858B (en) | 2020-09-01 |
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