CN104018791B - The processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change - Google Patents
The processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change Download PDFInfo
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- CN104018791B CN104018791B CN201410236606.5A CN201410236606A CN104018791B CN 104018791 B CN104018791 B CN 104018791B CN 201410236606 A CN201410236606 A CN 201410236606A CN 104018791 B CN104018791 B CN 104018791B
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Abstract
The invention discloses a kind of processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, processing step is as follows: (one) is by 10%-20% modified butadiene acrylonitrile rubber (HNBR), 20%-30% phenolic resins, 20%-30% nylon PA610 and 30%-35% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 70 DEG C-160 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 3phr-5phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 2%-4% is wherein softening agent, add the ZnO activating agent of 3%-4% and the PK auxiliary agent of 2%-3% wherein.
Description
Technical field
The present invention relates to a kind of processing technology of helicoid hydraulic motor.
Background technology
Along with the growth of energy demand, oil-gas exploration exploitation to the development of complicated depth block, these oily districts often complex formation, containing acid, oil-containing, containing H
2s, well temperature changes greatly, the structure of common helicoid hydraulic motor is formed primarily of motor, universal drive shaft assembly and driving-shaft assembly three parts, existing simple drill is difficult to meet exceptional well job requirements, possesses certain oil resistant, antiacid, medium corrosion-resistant performance in the urgent need to the metal of drilling tool, rubber components.It is the key position of drilling tool that motor is made up of stators and rotators, and the rubber of drilling tool stator interior is the bottleneck of whole drilling tool increased quality in application life, stator rubber high temperature, high pressure, high-strength moment of torsion and oil, acid, Sulphur Contaminated Environment easily aging, come off; Current domestic drilling tool stator rubber mainly adopts acrylonitrile-butadiene rubber, be difficult to adapt to complicated oil well environment, generally use butyronitrile, superelevation acrylonitrile content butyronitrile abroad, hydrogenated butyronitrile, fluorine-containing rubber 4 kinds of rubber, although rear three kinds of physical properties are better than butyronitrile, but each defectiveness, and complex manufacturing, material expensive, is difficult to promote at home.Traditional stator injecting glue stator casing is cleaned sandblasting then to inject rubber bonding, and in complex hole condition and special media well, stator rubber easily comes off.The anticorrosion general employing chrome-plating method of simple drill rotor, universal drive shaft, power transmission shaft, but at special media well, as contained H
2s, containing acid, containing in salt well, coating is perishable, have an accident.
Summary of the invention
Technical problem to be solved by this invention is: the processing technology providing a kind of degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: the processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, and processing step is as follows:
(1) by 10%-20% modified butadiene acrylonitrile rubber (HNBR), 20%-30% phenolic resins, 20%-30% nylon PA610 and 30%-35% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 70 DEG C-160 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 3phr-5phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 2%-4% is wherein softening agent, add the ZnO activating agent of 3%-4% and the PK auxiliary agent of 2%-3% wherein,
(2) to draw on boring machine wide outer narrow groove in the metal-back inwall broach-milling some of stator with forming cutter, rubber will obtained in step 1 inject the metal shell inwall of stator;
(3) Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, the scorification under short circuiting arc effect of tungsten carbide wc-Co10Cr4 powder is become particle, impact formation atomized particles through supersonic speed and be deposited on rotor, universal drive shaft, power transmission shaft matrix surface, form 5mm-7.5mm antiseptic wearable coat, atomized air flow rate 650m/s, particle rapidity 420m/s;
(4) assembling is carried out to stator, rotor, power transmission shaft and universal drive shaft and obtain the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
Advantage of the present invention is: the processing technology of the above-mentioned degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, and stator blended rubber is filled a prescription, and make rubber obtain more excellent physical property and dynamic property, reduce cost, corrosion resistant heat resistance is better; At the some inner wide outer narrow grooves of the metal-back inwall broach-milling of stator, make rubber inner as the metal-back implanting stator, prevent from coming unstuck, extend application life; Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, makes it have good anti-corrosive properties, abrasion resistance and higher-strength.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of stator in the processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change of the present invention.
In figure: 1, stator, 2, groove, 3, rubber.
Detailed description of the invention
Particular content of the present invention is described in detail below by accompanying drawing specific embodiment.
The processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, processing step is as follows:
(1) by 10%-20% modified butadiene acrylonitrile rubber (HNBR), 20%-30% phenolic resins, 20%-30% nylon PA610 and 30%-35% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 70 DEG C-160 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 3phr-5phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 2%-4% is wherein softening agent, add the ZnO activating agent of 3%-4% and the PK auxiliary agent of 2%-3% wherein,
(2) to draw on boring machine wide outer narrow groove 2 in the metal-back inwall broach-milling some of stator 1 with forming cutter, rubber 3 will obtained in step 1 inject the metal shell inwall of stator 1, as shown in Figure 1;
(3) Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, the scorification under short circuiting arc effect of tungsten carbide wc-Co10Cr4 powder is become particle, impact formation atomized particles through supersonic speed and be deposited on rotor, universal drive shaft, power transmission shaft matrix surface, form 5mm-7.5mm antiseptic wearable coat, atomized air flow rate 650m/s, particle rapidity 420m/s;
(4) assembling is carried out to stator, rotor, power transmission shaft and universal drive shaft and obtain the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
Through repetition test, after phenolic resins adds, add hot strength and the tearing strength of rubber polymer, due to the high strength attribute of nylon, heat distortion temperature is high, brittle temperature-92 DEG C, vicat softening temperature 272 DEG C, fatigue resistance is high, interior lubrication is obvious, can dynamic heat build up be reduced, good stability, mix after-drawing intensity with modified butadiene acrylonitrile rubber (HNBR), tearing strength, wear-resisting, heatproof oxidation performance have fine improvement, and reducing cost of production, cost performance is high.In epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, hydroxyl terminated butyl nitrile (HTBN) is added as solubilizer in epoxy glue, DBP is softening agent, bonding interface can be improved, improve elastomeric compound plasticity, Blend rubber resistance to medium is improved greatly, and dynamic property significantly improves, tearing strength 41KN/m, setafter break < 15; Aging coefficient 0.9, peel strength 23KN/m, nano carbon black particle and rubber molecule relative sliding, add crosslinking points, Anticrack.In epoxy glue, add ZnO activating agent and PK auxiliary agent, age resistor, make blended rubber performance reach optimum state.Wide outer narrow groove 2 in the metal-back inwall broach-milling some of stator 1 is being drawn on boring machine with forming cutter, can wide outer narrow groove 2 in broach-milling 5-20 bar in concrete use procedure, avoid rubber 3 and to come off the accident caused in complex hole condition entirety.Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, form 5mm-7.5mm antiseptic wearable coat, coating is in conjunction with hardness > 365MPa, degree of porosity < 1.1%, high-wearing feature and the anti-corrosive properties of drilling tool rotor, universal drive shaft, power transmission shaft can be ensured, ensure that drilling tool is in the safe and efficient task that fulfils assignment of complex hole condition.
Embodiment 1
The processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, processing step is as follows:
(1) by 10% modified butadiene acrylonitrile rubber (HNBR), 30% phenolic resins, 30% nylon PA610 and 30% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 70 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 3phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 2% is wherein softening agent, add the ZnO activating agent of 3% and the PK auxiliary agent of 2% wherein,
(2) to draw on boring machine wide outer narrow groove 2 in the metal-back inwall broach-milling 5 of stator 1 with forming cutter, rubber 3 will obtained in step 1 inject the metal shell inwall of stator 1, as shown in Figure 1;
(3) Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, the scorification under short circuiting arc effect of tungsten carbide wc-Co10Cr4 powder is become particle, impact formation atomized particles through supersonic speed and be deposited on rotor, universal drive shaft, power transmission shaft matrix surface, form 5mm antiseptic wearable coat, atomized air flow rate 650m/s, particle rapidity 420m/s;
(4) assembling is carried out to stator, rotor, power transmission shaft and universal drive shaft and obtain the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
Embodiment 2
The processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, processing step is as follows:
(1) by 20% modified butadiene acrylonitrile rubber (HNBR), 20% phenolic resins, 30% nylon PA610 and 30% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 160 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 5phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 4% is wherein softening agent, add the ZnO activating agent of 4% and the PK auxiliary agent of 3% wherein,
(2) to draw on boring machine wide outer narrow groove 2 in the metal-back inwall broach-milling some of stator 1 with forming cutter, rubber 3 will obtained in step 1 inject the metal shell inwall of stator 1, as shown in Figure 1;
(3) Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, the scorification under short circuiting arc effect of tungsten carbide wc-Co10Cr4 powder is become particle, impact formation atomized particles through supersonic speed and be deposited on rotor, universal drive shaft, power transmission shaft matrix surface, form 7.5mm antiseptic wearable coat, atomized air flow rate 650m/s, particle rapidity 420m/s;
(4) assembling is carried out to stator, rotor, power transmission shaft and universal drive shaft and obtain the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
Embodiment 3
The processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, processing step is as follows:
(1) by 15% modified butadiene acrylonitrile rubber (HNBR), 25% phenolic resins, 25% nylon PA610 and 35% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 100 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 4phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 3% is wherein softening agent, add the ZnO activating agent of 3% and the PK auxiliary agent of 2% wherein,
(2) to draw on boring machine wide outer narrow groove 2 in the metal-back inwall broach-milling some of stator 1 with forming cutter, rubber 3 will obtained in step 1 inject the metal shell inwall of stator 1, as shown in Figure 1;
(3) Ultrasonic Arc Sprayed is carried out to the surface of rotor, power transmission shaft and universal drive shaft, the scorification under short circuiting arc effect of tungsten carbide wc-Co10Cr4 powder is become particle, impact formation atomized particles through supersonic speed and be deposited on rotor, universal drive shaft, power transmission shaft matrix surface, form 6mm antiseptic wearable coat, atomized air flow rate 650m/s, particle rapidity 420m/s;
(4) assembling is carried out to stator, rotor, power transmission shaft and universal drive shaft and obtain the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
Claims (1)
1. the processing technology of the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change, is characterized in that: processing step is as follows:
(1) by 10%-20% modified butadiene acrylonitrile rubber (HNBR), 20%-30% phenolic resins, 20%-30% nylon PA610 and 30%-35% nylon PA612 mixes, at phenolic resins, nylon PA610, nylon PA612 needed first to plastify before mixing with modified butadiene acrylonitrile rubber (HNBR), on high-temperature roller, the temperature of 70 DEG C-160 DEG C is plasticated, ensure to melt completely to mix in proportion with modified butadiene acrylonitrile rubber (HNBR) again, carry out mixing, in epoxy glue, add nano-calcium carbonate and nano carbon black reinforcement and promote sulfuration, the hydroxyl terminated butyl nitrile (HTBN) of 3phr-5phr is added as solubilizer in the epoxy glue of 30Kg, the DBP adding 2%-4% is wherein softening agent, add the ZnO activating agent of 3%-4% and the PK auxiliary agent of 2%-3% wherein,
(2) to draw on boring machine wide outer narrow groove (2) in the metal-back inwall broach-milling some of stator (1) with forming cutter, rubber (3) will obtained in step () inject the metal shell inwall of stator (1);
(3) Ultrasonic Arc Sprayed is carried out, by tungsten-carbide powder WC-Co to the surface of rotor, power transmission shaft and universal drive shaft
10cr
4under short circuiting arc effect, scorification becomes particle, impacts formation atomized particles and is deposited on rotor, universal drive shaft, power transmission shaft matrix surface, form 5mm-7.5mm antiseptic wearable coat, atomized air flow rate 650m/s, particle rapidity 420m/s through supersonic speed;
(4) assembling is carried out to stator, rotor, power transmission shaft and universal drive shaft and obtain the degumming preventing anticorrosion helicoid hydraulic motor of resistance to thermal change.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110107222B (en) * | 2019-03-26 | 2021-05-04 | 盐城华亚石油机械制造有限公司 | Special anti-corrosion and anti-glue-dropping screw drilling tool for high-sulfur-content oil and gas well and machining process |
| CN110005336A (en) * | 2019-04-09 | 2019-07-12 | 盐城华亚石油机械制造有限公司 | A kind of coal bed gas Special wear-resistant efficient screw drill tool and processing technology |
| CN113090181B (en) * | 2021-04-29 | 2023-03-28 | 江苏华亚石油机械制造有限公司 | Salt-resistant and high-temperature-resistant screw drilling tool special for carbonate oil-gas layer and machining process |
| CN113236114A (en) * | 2021-04-29 | 2021-08-10 | 江苏华亚石油机械制造有限公司 | Special high-temperature-resistant high-pressure-resistant corrosion-resistant screw drilling tool for ultra-deep oil and gas reservoir and machining process |
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| CN102386692A (en) * | 2011-09-02 | 2012-03-21 | 西南石油大学 | Ball filling screw drill stator and processing technology |
| CN202260661U (en) * | 2011-10-09 | 2012-05-30 | 西南石油大学 | Combined all-metal screw stator |
| CN202260662U (en) * | 2011-10-09 | 2012-05-30 | 西南石油大学 | Hydraulic forming equal wall-thickness screw stator |
| CN102629796A (en) * | 2012-03-26 | 2012-08-08 | 西南石油大学 | Pipe fitting inner high-pressure forming equal-wall thickness screw motor and processing process thereof |
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- 2014-05-30 CN CN201410236606.5A patent/CN104018791B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386692A (en) * | 2011-09-02 | 2012-03-21 | 西南石油大学 | Ball filling screw drill stator and processing technology |
| CN202260661U (en) * | 2011-10-09 | 2012-05-30 | 西南石油大学 | Combined all-metal screw stator |
| CN202260662U (en) * | 2011-10-09 | 2012-05-30 | 西南石油大学 | Hydraulic forming equal wall-thickness screw stator |
| CN102629796A (en) * | 2012-03-26 | 2012-08-08 | 西南石油大学 | Pipe fitting inner high-pressure forming equal-wall thickness screw motor and processing process thereof |
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