CN103528905A - Impact wear testing machine and method for producing impact wear thereof - Google Patents
Impact wear testing machine and method for producing impact wear thereof Download PDFInfo
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- CN103528905A CN103528905A CN201310489760.9A CN201310489760A CN103528905A CN 103528905 A CN103528905 A CN 103528905A CN 201310489760 A CN201310489760 A CN 201310489760A CN 103528905 A CN103528905 A CN 103528905A
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Abstract
The invention discloses an impact wear testing machine. The machine comprises a high-temperature high-pressure kettle (1), a linear motor (2), an outer magnet body (3), an inner magnet body (4) and a drive rod (7), wherein the linear motor (2) and the outer magnet body (3) are positioned outside the high-temperature high-pressure kettle (1); the linear motor (2) is connected with the outer magnet body (3); the inner magnet body (4) and the drive rod (7) are positioned in the high-temperature high-pressure kettle (1); the inner magnet body (4) is opposite to the outer magnet body (3); the upper end of the drive rod (7) is connected with the lower end surface of the inner magnet body (4). The invention also discloses a method for producing impact wear of the testing machine. The testing machine has a simple integrated structure and is convenient to realize. According to the testing machine, motive sealing of high-speed motion under high temperature and high pressure can be avoided when the impact wear is produced under high temperature and high pressure, and the testing machine is high in performance cost ratio and has good market application prospect.
Description
Technical field
The present invention relates to material property testing field, specifically a kind of method of impact wear testing machine and manufacture impact wear thereof.
Background technology
Impact wear is the main cause of a lot of equipment and component failure, and therefore, commute is hit, and to carry out impact wear test particularly necessary for the equipment of wearing and tearing and the material of parts.Existing impact wear testing machine generally adopts driven by motor block stamp, and drives sample to realize the impact wear test between sample by block stamp.The equipment of a lot of easily generation impact wears and parts are hook pawl and the leading screw in high temperature and high pressure environment Zhong，Ru nuclear power plant control rod drive mechanisms (CRD) for a long time.While adopting existing impact wear testing machine under High Temperature High Pressure, equipment or parts to be tested, can run into the motive seal difficult problem under high-speed motion under High Temperature High Pressure.
Summary of the invention
The object of the invention is to be not easy to realize when solve existing impact wear testing machine tests under High Temperature High Pressure the problem of motive seal, a kind of impact wear testing machine is provided, when it applies under High Temperature High Pressure, can avoid the motive seal of high-speed motion under High Temperature High Pressure, there is market application foreground widely.The invention also discloses above-mentioned impact wear testing machine and manufacture the method for impact wear.
Object of the present invention is achieved through the following technical solutions: a kind of impact wear testing machine, comprise high temperature and high pressure kettle, linear electric motors, outer magnet, inner magnet and driving stem, described linear electric motors and outer magnet are all positioned at outside high temperature and high pressure kettle, and linear electric motors are connected with outer magnet; Described inner magnet and driving stem are all positioned at high temperature and high pressure kettle, and inner magnet is corresponding with the position of outer magnet, and driving stem upper end is connected in inner magnet lower surface.Wherein, high temperature and high pressure kettle adopts non-magnetic material manufacture, two samples when applying, are set in high temperature and high pressure kettle in the present invention, a sample is connected to driving stem lower end, another sample is positioned under the sample that driving stem connects and the sample being connected with driving stem exists certain spacing, linear electric motors are as power part, linear electric motors drive outer magnet to do upper and lower rectilinear motion, outer magnet relies on magnetic force to drive inner magnet to do upper and lower rectilinear motion, spacing between two samples is not more than that inner magnet moves to topmost and the spacing of inner magnet between moving to bottom, the upper and lower rectilinear motion of inner magnet has been realized the impact wear between sample.The magnetic force producing between outer magnet and inner magnet should guarantee that driving stem lower end is connected after sample, and inner magnet and the sample three that can not cause because of the gravity of inner magnet, driving stem and sample driving stem and driving stem to connect directly drop in High Temperature High Pressure kettle.
Described outer magnet forms cylindric, and described high temperature and high pressure kettle is through the through hole of outer magnet central authorities.Because inner magnet is corresponding with outer magnet position and can produce acting force between the two, at outer magnet, form the central authorities that inner magnet when cylindric is positioned at outer magnet, so, the inner wall of kettle of inner magnet collision high temperature and high pressure kettle in the time of avoiding producing interaction force between outer magnet and inner magnet.
The upper end of described high temperature and high pressure kettle kettle forms the inlet/outlet pipe that external diameter is less than outer magnet drum diameter, and high temperature and high pressure kettle is the through hole through outer magnet central authorities by its inlet/outlet pipe; Described inner magnet forms cylindric, and inner magnet is positioned at inlet/outlet pipe.Because of test use volume of sample and weight generally less, neither be very large to the magnetic force demand between outer magnet and inner magnet in process of the test, the present invention is by setting up inlet/outlet pipe, can reduce the volume of outer magnet and inner magnet, save cost, and can guarantee that outer magnet and inner magnet are in suitable spacing.
Described high temperature and high pressure kettle is provided with water cooling plant outward.Wherein, water cooling plant is cooling for inner magnet is carried out, and avoids affecting the acting force between inner magnet and outer magnet because of inner magnet excess Temperature.
In described high temperature and high pressure kettle, be connected with bearing, described driving stem is through bearing.When the present invention applies, driving stem can move up and down under the induced effect of inner magnet, by setting up bearing, can realize positioning action to the movement of driving stem.
For the ease of the sample under the sample that driving stem is connected, be fixed, as preferably, in described high temperature and high pressure kettle, be provided with the specimen mounting that is positioned at driving stem below.
Impact wear testing machine is manufactured a method for impact wear, comprises the following steps:
Step 2, add test(ing) medium, then sealed high-temp high-pressure still;
Step 3, high temperature and high pressure kettle is heated to test temperature;
Compared with prior art, the present invention has following beneficial effect: (1) testing machine of the present invention comprises high temperature and high pressure kettle, linear electric motors, outer magnet, inner magnet and driving stem, one-piece construction is simple, be convenient to realize, cost is low, and when the present invention applies, high temperature and high pressure kettle provides high temperature and high pressure environment, linear electric motors drive the upper and lower rectilinear motion of outer magnet, and inner magnet and outer magnet rely on magnetic force to carry out transmission, can avoid realizing a difficult problem for motive seal under High Temperature High Pressure, there is good economy.
(2) when testing machine of the present invention is applied, be not limited to for high temperature and high pressure environment, also can under normal temperature high voltage environment, apply, there is market application foreground widely.
Accompanying drawing explanation
Fig. 1 is the structural representation of testing machine of the present invention.
In accompanying drawing, the corresponding name of Reference numeral is called: 1, high temperature and high pressure kettle, 2, linear electric motors, 3, outer magnet, 4, inner magnet, 5, water cooling plant, 6, bearing, 7, driving stem, 8, specimen mounting, 9, supporting base.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
As shown in Figure 1, a kind of impact wear testing machine, comprise high temperature and high pressure kettle 1, be arranged on linear electric motors 2 and outer magnet 3 outside high temperature and high pressure kettle 1, be arranged on inner magnet 4 and driving stem 7 in high temperature and high pressure kettle 1, wherein, high temperature and high pressure kettle 1 preferably adopts S31608 III stainless steel to manufacture.Linear electric motors 2 are connected with outer magnet 3, driving stem 7 upper ends are connected in inner magnet 4 lower surfaces, between the position of inner magnet 4 and outer magnet 3 corresponding and outer magnet 3 and inner magnet 4, can produce interaction force, this acting force should guarantee that driving stem 7 lower ends connect inner magnet 4 after samples, driving stem 7 and sample three and can because of gravity, directly not drop in the kettle of high temperature and high pressure kettle 1, and outer magnet 3 should guarantee that with the acting force of inner magnet 4 inner magnet 4, driving stem 7 and sample are in vacant state.During the present embodiment application, the interior quantity that sample is set of high temperature and high pressure kettle 1 is two, a sample is connected in driving stem 7 lower ends, another piece sample is arranged under the sample of driving stem 7 connections, and the spacing between two samples is not more than the movable space that inner magnet 4 can move up and down.The adjustable frequency of impact of testing machine of the present embodiment is 0.5 HZ～5HZ, and the impact energy between two samples is 5 * 10
-3j～25J, test temperature is 0 ℃～350 ℃, test pressure is 0MPa～17.5MPa.Wherein, test parameters is to select according to the concrete design of material or military service operating mode.
Embodiment 2
Even in order to guarantee inner magnet 4 distribution of forces, this practicality example has been carried out following improvement on the basis of embodiment 1: the outer magnet 3 of the present embodiment forms cylindric, high temperature and high pressure kettle 1 is through the through hole of outer magnet 3 central authorities, and inner magnet 4 is also positioned at outer magnet 3 central parts.
Embodiment 3
The present embodiment has carried out following improvement on the basis of embodiment 2: the upper end of high temperature and high pressure kettle 1 kettle of the present embodiment forms the inlet/outlet pipe that external diameter is less than outer magnet 3 drum diameters, high temperature and high pressure kettle 1 is established the through hole through outer magnet 1 central authorities by its inlet/outlet pipe, inner magnet 4 forms cylindric, and inner magnet 4 is positioned at inlet/outlet pipe.
On the basis of the present embodiment any one embodiment in embodiment 1～3, carried out following improvement: for fear of the interaction force between Effect of Hyperthermic Environment outer magnet and inner magnet 4, the high temperature and high pressure kettle of the present embodiment is provided with water cooling plant 5 outward, when the present embodiment is applied, water cooling plant 5 is for carrying out cooling to inner magnet 4, water cooling plant 5 carries out cooling to the interior space of the residing high temperature and high pressure kettle 1 of inner magnet 4 by recirculated cooling water, guarantee that the working temperature of inner magnet 4 is stabilized in below 200 ℃.
On the basis of the present embodiment any one embodiment in embodiment 1～4, carried out following improvement: in the high temperature and high pressure kettle 1 of the present embodiment, be connected with bearing 6, driving stem 7 is through bearing 6.When so, the present embodiment is applied, adopt bearing 6 to realize location.
Embodiment 6
On the basis of the present embodiment any one embodiment in embodiment 1～5, carried out following improvement: the sample under the sample connecting for the ease of driving stem 7 is fixed, in high temperature and high pressure kettle 1, be provided with the supporting base 9 of specimen mounting 8 and supporting specimen mounting 8, specimen mounting 8 is positioned at driving stem 7 belows, and specimen mounting 8 is provided with the sample positioning port corresponding with driving stem 7 lower end positions.
Embodiment 7
A kind of impact wear testing machine is manufactured the method for impact wear, comprise the following steps: step 1, at two samples of the interior installation of high temperature and high pressure kettle 1, a sample is connected in driving stem 7 lower ends, another piece sample is installed under the sample of driving stem 7 connections, and the spacing between two samples is not more than the movable space that inner magnet 4 can move up and down; Step 2, add test(ing) medium, then sealed high-temp high-pressure still 1; Step 3, high temperature and high pressure kettle 1 is heated to test temperature; Step 4, startup linear electric motors 2, linear electric motors 2 drive outer magnets 3 to do upper and lower rectilinear motion, and outer magnet 3 relies on magnetic force to drive inner magnets 4 to do upper and lower rectilinear motion, and then realizes the impact wear between interior two samples of high temperature and high pressure kettle 1.Wherein, test temperature is preferably 350 ℃, and test pressure is preferably 17.5MPa.
Above content is the further description of the present invention being done in conjunction with concrete preferred implementation, can not assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, not departing from other embodiments that draw under technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (7)
1. an impact wear testing machine, it is characterized in that, comprise high temperature and high pressure kettle (1), linear electric motors (2), outer magnet (3), inner magnet (4) and driving stem (7), described linear electric motors (2) and outer magnet (3) are all positioned at outside high temperature and high pressure kettle (1), and linear electric motors (2) are connected with outer magnet (3); Described inner magnet (4) and driving stem (7) are all positioned at high temperature and high pressure kettle (1), and inner magnet (4) is corresponding with the position of outer magnet (3), and driving stem (7) upper end is connected in inner magnet (4) lower surface.
2. a kind of impact wear testing machine according to claim 1, is characterized in that, described outer magnet (3) forms cylindric, and described high temperature and high pressure kettle (1) is through the through hole of outer magnet (3) central authorities.
3. a kind of impact wear testing machine according to claim 2, it is characterized in that, the upper end of described high temperature and high pressure kettle (1) kettle forms the inlet/outlet pipe that external diameter is less than outer magnet (3) drum diameter, and high temperature and high pressure kettle (1) is the through hole through outer magnet (1) central authorities by its inlet/outlet pipe; Described inner magnet (4) forms cylindric, and inner magnet (4) is positioned at inlet/outlet pipe.
4. a kind of impact wear testing machine according to claim 1, is characterized in that, the outer water cooling plant (5) that is provided with of described high temperature and high pressure kettle (1).
5. according to a kind of impact wear testing machine described in any one in claim 1～4, it is characterized in that, be connected with bearing (6) in described high temperature and high pressure kettle (1), described driving stem (7) is through bearing (6).
6. according to a kind of impact wear testing machine described in any one in claim 1～4, it is characterized in that, in described high temperature and high pressure kettle (1), be provided with the specimen mounting (8) that is positioned at driving stem (7) below.
7. impact wear testing machine is manufactured a method for impact wear, it is characterized in that, comprises the following steps:
Step 1, two samples are installed in high temperature and high pressure kettle (1), a sample is connected in driving stem (7) lower end, and another piece sample is installed under the sample that driving stem (7) connects;
Step 2, add test(ing) medium, then sealed high-temp high-pressure still (1);
Step 3, high temperature and high pressure kettle (1) is heated to test temperature;
Step 4, startup linear electric motors (2), linear electric motors (2) drive outer magnet (3) to do upper and lower rectilinear motion, outer magnet (3) relies on magnetic force to drive inner magnet (4) to do upper and lower rectilinear motion, and then realizes the impact wear between interior two samples of high temperature and high pressure kettle (1).
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| CN201310489760.9A CN103528905B (en) | 2013-10-18 | 2013-10-18 | A kind of method of impact wear testing machine and manufacture impact wear thereof |
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| CN103528905B CN103528905B (en) | 2015-10-28 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223098A (en) * | 2015-10-28 | 2016-01-06 | 上海核工程研究设计院 | A kind of control rod hook and connecting rod wear resistance test device |
| CN106908338A (en) * | 2017-03-14 | 2017-06-30 | 杭州电子科技大学 | The impact test platform of material is clashed into a kind of HTHP more |
| CN107589001A (en) * | 2017-09-08 | 2018-01-16 | 吉林大学 | A kind of material impact experimental method |
| CN110849751A (en) * | 2019-09-29 | 2020-02-28 | 浙江工业大学 | Heat exchange tube impact wear experimental device |
| CN111693085A (en) * | 2020-06-23 | 2020-09-22 | 中国核动力研究设计院 | High-temperature high-pressure sensor performance test device and use method thereof |
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| JPH11142309A (en) * | 1997-11-10 | 1999-05-28 | Sony Corp | Steel ball impact test device |
| CN201594064U (en) * | 2010-02-03 | 2010-09-29 | 荆州市现代石油科技发展有限公司 | High-temperature high-pressure rheological property tester |
| CN102288504A (en) * | 2011-07-22 | 2011-12-21 | 中国科学院金属研究所 | High-temperature high-pressure in-situ scratching and corrosive wear test device |
| US20120024046A1 (en) * | 2010-07-30 | 2012-02-02 | Yuwei Luo | Measuring device for measuring consistency of cement slurry for a consistometer |
| CN103161400A (en) * | 2013-04-08 | 2013-06-19 | 屈家发 | Electromagnetic impacter |
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| JPH11142309A (en) * | 1997-11-10 | 1999-05-28 | Sony Corp | Steel ball impact test device |
| CN201594064U (en) * | 2010-02-03 | 2010-09-29 | 荆州市现代石油科技发展有限公司 | High-temperature high-pressure rheological property tester |
| US20120024046A1 (en) * | 2010-07-30 | 2012-02-02 | Yuwei Luo | Measuring device for measuring consistency of cement slurry for a consistometer |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223098A (en) * | 2015-10-28 | 2016-01-06 | 上海核工程研究设计院 | A kind of control rod hook and connecting rod wear resistance test device |
| CN105223098B (en) * | 2015-10-28 | 2024-04-09 | 上海核工程研究设计院股份有限公司 | Control rod claw and connecting rod wear resistance test device |
| CN106908338A (en) * | 2017-03-14 | 2017-06-30 | 杭州电子科技大学 | The impact test platform of material is clashed into a kind of HTHP more |
| CN107589001A (en) * | 2017-09-08 | 2018-01-16 | 吉林大学 | A kind of material impact experimental method |
| CN110849751A (en) * | 2019-09-29 | 2020-02-28 | 浙江工业大学 | Heat exchange tube impact wear experimental device |
| CN110849751B (en) * | 2019-09-29 | 2022-03-25 | 浙江工业大学 | Heat exchange tube impact wear experimental device |
| CN111693085A (en) * | 2020-06-23 | 2020-09-22 | 中国核动力研究设计院 | High-temperature high-pressure sensor performance test device and use method thereof |
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| CN103528905B (en) | 2015-10-28 |
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