CN108225804A - One kind drills through test method and pilot system - Google Patents

One kind drills through test method and pilot system Download PDF

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Publication number
CN108225804A
CN108225804A CN201711362901.5A CN201711362901A CN108225804A CN 108225804 A CN108225804 A CN 108225804A CN 201711362901 A CN201711362901 A CN 201711362901A CN 108225804 A CN108225804 A CN 108225804A
Authority
CN
China
Prior art keywords
unit
test
drill
star earth
pilot
Prior art date
Application number
CN201711362901.5A
Other languages
Chinese (zh)
Inventor
赵曾
孟炜杰
莫桂冬
庞勇
殷参
王国欣
赵帆
Original Assignee
北京卫星制造厂
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 北京卫星制造厂 filed Critical 北京卫星制造厂
Priority to CN201711362901.5A priority Critical patent/CN108225804A/en
Publication of CN108225804A publication Critical patent/CN108225804A/en

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M99/00Subject matter not provided for in other groups of this subclass
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/04Devices for withdrawing samples in the solid state, e.g. by cutting
    • G01N1/08Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit

Abstract

The present invention provides one kind to drill through test method and pilot system, belongs to field of deep space exploration.It is described to drill through test method, including star earth unit, core bit unit and the coaxial arrangement of drilling tool driving unit will be simulated, the simulation star earth unit, core bit unit and drilling tool driving unit is made to carry out drilling through experiment horizontal by default angle.It is provided in an embodiment of the present invention to drill through test method, it is coaxially disposed by the way that star earth unit, core bit unit and drilling tool driving unit will be simulated, and it is allowed to horizontal by default angle, realize low-gravity simulation, this method is simple, safe and reliable, experiment can be repeated several times, and disclosure satisfy that it is longer drill through time requirement, experimentation cost is low.

Description

One kind drills through test method and pilot system
Technical field
The present invention relates to one kind to drill through test method and pilot system, belongs to field of deep space exploration.
Background technology
Three phase of lunar exploration, which drills through sampling apparatus, to be needed, by creeping into core-taking technology, to drill through depth about 2 in landing point target area The lunar soil sample of rice.In sampling apparatus development process, 1/6 gravity of moonscape and high and low temperature environment need to be simulated, is carried out low heavy Power high/low temperature drills through experiment, verifies and drills through performance under particular surroundings.Pilot system is drilled through to generally include simulative lunar soil unit, take Core drilling tool unit, drilling tool driving unit and test-bed, simulative lunar soil unit are used for simulative lunar soil, and core bit unit is used to bore Simulative lunar soil is taken to obtain lunar soil sample, drilling tool driving unit is used to drive core bit unit, simulative lunar soil unit, core drill Tool unit, drilling tool driving unit are coaxially fixed on test-bed.
Existing test method will usually drill through pilot system and be mounted in Luo Tazhong, pass through drop test system vertical in tower is fallen System simulation low-gravity environment, this method can not meet repeatedly, power carries equivalent low gravitation and drills through test requirements document, and by tower height etc. because Element influences, and the testing time that this method is capable of providing is very short, can not drill through test requirements document for a long time.
Invention content
The technology of the present invention will solve the problems, such as:Overcome the deficiencies of the prior art and provide one kind drill through test method and Pilot system, by that will simulate star earth unit, core bit unit and drilling tool driving unit will be coaxially disposed, and will be allowed to and horizontal plane In default angle, low-gravity simulation is realized, this method is simple, safe and reliable, experiment can be repeated several times, and disclosure satisfy that compared with jumping chisel Time requirement is taken, experimentation cost is low.
For achieving the above object, the present invention adopts the following technical scheme that:
One kind drills through test method, including:Simulation star earth unit, core bit unit and drilling tool driving unit are coaxially set It puts, further includes, make the simulation star earth unit, core bit unit and drilling tool driving unit horizontal by default angle, into Row drills through experiment.
In an alternative embodiment, the default angle is 9.594 °.
In an alternative embodiment, described drills through test method, further includes:Pass through mould described in refrigerant circulating cooling Intend star earth unit.
In an alternative embodiment, described drills through test method, further includes:When drilling through, in the core bit list Member leakage position increases heat radiation.
One kind drills through pilot system, including simulation star earth unit, core bit unit, drilling tool driving unit and testing stand Frame, the simulation star earth unit, core bit unit and drilling tool driving unit are coaxially fixed on test-bed, further include column And support stand, the test-bed and the column are rotatablely connected, when turning to certain angle, by the support stand with Described test-bed one end is fixedly connected, the fixed test-bed of support, so that the simulation star earth unit, core bit list Member and drilling tool driving unit are horizontal by default angle.
In an alternative embodiment, the default angle is 9.594 °.
In an alternative embodiment, the simulation star earth unit includes simulation star earth, cooling coil, star earth cylinder and heat insulation cylinder, The simulation star earth is located in the star earth cylinder, and the cooling coil is set around the star earth cylinder, and the heat insulation cylinder is set in institute It states outside cooling coil, the pilot system further includes refrigeration unit, and the refrigeration unit controls the refrigerant in the cold dish It is recycled in pipe.
In an alternative embodiment, the core bit unit includes drill bit, drilling rod and heating unit, the heating unit For the core bit unit leakage position to be given to increase heat radiation.
In an alternative embodiment, described drills through pilot system, further includes sample recovery unit, and the sample recycling is single Member includes reel and reel driving unit, and the reel driving unit is equipped with for driving the spool turns in the drilling rod Sample soft bag, the parallel axis with the drilling rod of axis of the reel, when the spool turns, drives the sample soft bag It is wrapped on the reel.
In an alternative embodiment, described drills through pilot system, further includes the light curtain being coaxially disposed with the drilling rod and surveys Unit is tried, is monitored for the shape to the sample soft bag, to judge whether successfully to obtain sample.
In an alternative embodiment, described drills through pilot system, further includes and carries core power test cell, including guide wheel and power Sensor, the sample soft bag are first passed through after the guide wheel turns to and are wrapped in again on the reel, and the force snesor is used to survey Try normal pressure of the sample soft bag to the guide wheel.
In an alternative embodiment, the test-bed includes mounting bracket and sliding block, and the mounting bracket is equipped with guide rail, institute Sliding block is stated to slide along the guide rail, it is described simulation star earth unit be fixed on the sliding block, with the core bit unit edge Axial relative movement;The drilling tool driving unit is used to drive the core bit unit rotary.
The present invention has the beneficial effect that compared with prior art:
(1) it is provided in an embodiment of the present invention to drill through test method, by the way that star earth unit, core bit unit and brill will be simulated Have driving unit coaxial arrangement, and be allowed to horizontal by default angle, realize low-gravity simulation, this method is simple, safety can Lean on, experiment can be repeated several times, and disclosure satisfy that it is longer drill through time requirement, experimentation cost is low;
(2) present invention is by the method to freezing to star earth cylinder spiral, while realizes low gravitation and drill through environment with low temperature Simulation, have the advantages that temperature is accurate, safe and reliable, easy to operate;
(3) method that heat by using HF induction heating apparatus to drill bit of the present invention, at the same realize low gravitation and High temperature drills through the simulation of environment, has the advantages that the efficiency of heating surface is high, local transient heating can be achieved.
Description of the drawings
Fig. 1 drills through test system architecture schematic diagram to be provided in an embodiment of the present invention;
Fig. 2 drills through pilot system partial structural diagram to be provided in an embodiment of the present invention;
Fig. 3 drills through another partial structural diagram of pilot system to be provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Referring to Fig. 1, the present invention is that embodiment provides one kind and drills through test method, including that will simulate star earth unit 10, take Core drilling tool unit 20 and drilling tool driving unit 30 are coaxially disposed, and are further included, make simulation star earth unit 10, core bit unit 20 and Drilling tool driving unit 30 carries out drilling through experiment horizontal by default angle.
Specifically, in the embodiment of the present invention, the star earth can include lunar soil, Mars earth and other celestial body soil, this hair It is bright not limit;
It is provided in an embodiment of the present invention to drill through test method, by the way that star earth unit, core bit unit and drilling tool will be simulated Driving unit is coaxially disposed, and is allowed to horizontal by default angle, realizes low-gravity simulation, and this method is simple, safe and reliable, Experiment can be repeated several times, and disclosure satisfy that it is longer drill through time requirement, experimentation cost is low.
In an alternative embodiment, the star earth is lunar soil, and the default angle is 9.594 °.When default angle is At 9.594 °, can make drilling tool driving unit and core bit unit act on drilling direction be decreased to from gravity it is original 1/6, simulative lunar soil is equally decreased to original 1/6 from gravity on drilling direction, and it is low equivalent can to test the moon 1/6 in this way Drilling power under the conditions of gravity environment carries, and realizes and drills through verification under simulation low-gravity environment.
In an alternative embodiment, by simulating star earth unit described in refrigerant circulating cooling.Specifically, the refrigeration Medium can be the medium that freon, liquid nitrogen and ammonia and water etc. are capable of providing low temperature environment, preferably liquid nitrogen.Pass through refrigerant Cooling s imulation star earth unit can simulate each celestial body low temperature environment, such as lunar surface environment temperature is -40 DEG C or so.
In an alternative embodiment, the test method that drills through further includes:When drilling through, in the core bit unit Leak outside position increase heat radiation.By the cutting principle of drill edge and rock it is found that being generated during cutting a large amount of Heat, and other celestial body atmospheric environments are mostly vacuum state or near vacuum state, so heat is not easy to distribute again in the short time, this Temperature will steeply rise at sample drill edge, and by taking the moon as an example, temperature can reach 600 DEG C or so when drilling through, and pass through increasing Heating radiation, can be with the hot environment of drilling tool during analogic drilling.
Referring to Fig. 1-3, the present invention also provides one kind to drill through pilot system, including simulation star earth unit 10, core bit Unit 20, drilling tool driving unit 30, test-bed 40, column 100 and support stand 50, simulation star earth unit 10, core bit Unit 20 and drilling tool driving unit 30 are coaxially fixed on test-bed 40, and test-bed 40 is rotatablely connected with column 100, when turn When moving certain angle, support stand 40 with 40 one end of test-bed is fixedly connected, fixed test-bed 40 is supported, so that mould Intend star earth unit 10, core bit unit 20 and drilling tool driving unit 30 horizontal by default angle.
Specifically, culminant star of embodiment of the present invention earth can include lunar soil, Mars earth and other celestial body soil, and the present invention is not done It limits;Test-bed 40 can be rotatablely connected with column 100 by shaft, 50 preferred bottom of support stand have burr adjustable tail margin and Angle regulator, supporting & stablizing safety coefficient>3;Test-bed 40 is made of the welding of quality structure steel, is had higher Intensity is unlikely to deform, durable.In an alternative embodiment, 100 preferred hierarchic structure of column or cat ladder structure, in order to Operating personnel carry out installation and debugging operating platform.
It is provided in an embodiment of the present invention to drill through pilot system, by the way that star earth unit, core bit unit and drilling tool will be simulated Driving unit is coaxially disposed, and is allowed to horizontal by default angle, realizes low-gravity simulation, and this method is simple, safe and reliable, Experiment can be repeated several times, and disclosure satisfy that it is longer drill through time requirement, experimentation cost is low.
In an alternative embodiment, the star earth is lunar soil, and the default angle is 9.594 °.When default angle is At 9.594 °, can make drilling tool driving unit and core bit unit act on drilling direction be decreased to from gravity it is original 1/6, simulative lunar soil is equally decreased to original 1/6 from gravity on drilling direction, and it is low equivalent can to test the moon 1/6 in this way Drilling power under the conditions of gravity environment carries, and realizes and drills through verification under simulation low-gravity environment.
Referring to Fig. 2, in an alternative embodiment, the simulation star earth unit 10 include simulation star earth (not shown), Cooling coil 12, star earth cylinder 11 and heat insulation cylinder 13, the simulation star earth are located in star earth cylinder 11, and cooling coil 12 is set around star earth cylinder 11 It puts, heat insulation cylinder 13 is set in outside cooling coil 12, and the system also includes refrigeration units 60, and in an alternative embodiment, refrigeration is single Member 60 includes refrigerant storage tank 61 and connection flexible pipe 62, and the refrigerant storage tank memory contains refrigerant, during work, opens Dynamic refrigerant storage tank valve, refrigerant enter cooling coil 12 through servo-actuated connection flexible pipe 62, and the refrigerant of flowing first will The heat absorption of 11 tube wall of star earth cylinder makes the heat of 11 tube wall of star earth cylinder reduce, and form temperature with the star earth inside star earth cylinder 11 Difference, due to establishing temperature difference environment, heat will be conducted from hot environment to low temperature environment, thus by the heat in star earth through star earth Barrel is transmitted to cooling coil 12, while cooling coil 12 is constantly conducted heat in refrigerant again, refrigerant flowing Heat is taken away in the process, in cycles, until star earth cylinder 11 and internal star earth reach preset temperature, such as -40 DEG C.By Set temperature sensor in lunar soil cylinder 11, signal is provided by temperature sensor, and signal is received and according to signal by controller Instruction is provided, compressor set is shut down, and refrigeration is completed.Heat insulation cylinder can continue to keep entire star earth cylinder 11 after refrigeration unit shutdown Star earth is maintained within a certain period of time in preset temperature.When star earth temperature is higher than preset temperature, refrigeration system restarting continues Work.
Referring to Fig. 3, the core bit unit 20 includes drill bit 21, drilling rod 22 and heating coil 23, and heating coil 23 is used In to the increase heat radiation of core bit unit leakage position.In embodiments of the present invention, 23 preferred high frequency sense of heating coil Heating coil is answered, magnetic induction line can be generated when high-frequency alternating current is by being curled into cricoid copper pipe, magnetic induction line can make to be placed on Metal therein generates eddy current, and the metal being placed under the influence of eddy current in coil will be heated, and can be very Reach in the short time 600 DEG C even more than temperature.In an alternative embodiment, heating coil 23 is fixed on star earth cylinder 11 In (not shown).
Referring to Fig. 1, the pilot system that drills through further includes the sample recovery unit 70 being arranged on support stand 40, sample Product recovery unit 70 includes reel 71 and reel driving unit 72, and reel driving unit 72 is used for band movable reel 71 and rotates, drilling rod It is equipped with sample soft bag 24 in 22, the parallel axis with drilling rod 22 of axis of reel 71 when 71 turns of reel, drives sample soft bag 24 It is wrapped on reel 71.By setting sample recovery unit, sampling process can be automatically performed, improves test efficiency.At it In his embodiment, sample recovery unit 70 can also include capping module and sealing closing force test module, the capping module Closed for the end of sample soft bag 24 seal, drawstring setting fastening mouth-sealing method, which may be used, can also use sealing spring envelope The method of mouth, the present invention do not limit, the sealing closing force test module, for testing the big of the closed power of capping module Small, either test sealing spring closing force can also test drawstring setting fastening sealing closing force, the present invention does not limit.
Further, referring to Fig. 1, the pilot system that drills through further includes the light screen measurement being coaxially disposed with the drilling rod Unit 80, in an alternative embodiment, light screen measurement unit 80 can include servo motor and light veil type sensor, servo motor Light veil type sensor is driven to be revolved one-turn around sample soft bag 24, completes to be monitored the shape of the sample soft bag, to sentence It is disconnected whether successfully to obtain sample.
Further, referring to Fig. 1, it is described drill through pilot system and further include to be arranged on support stand 40 propose the survey of core power Unit 90 is tried, including guide wheel 91 and force snesor (not shown), sample soft bag 24 is first passed through after guide wheel 91 turns to and wound again On reel 71, the force snesor, to the normal pressure of the guide wheel, can be obtained for test sample soft bag 24 by conversion Put forward core power size.Core power is put forward by measuring, it can be with the sampling work condition state in real-time judge drilling operation.
Referring to Fig. 1, test-bed 40 includes mounting bracket 41 and sliding block 42, and mounting bracket 41 is equipped with guide rail, and sliding block 42 is along institute State guide rail slip, simulation star earth unit 10 is fixed on the sliding block, with the 20 axially opposed movement of core bit unit;It bores Tool driving unit 30 is used to drive the core bit unit rotary.
Specifically, it is fixed on the sliding block by the way that star earth unit 10 will be simulated, moves to realize on guide rail by sliding block Simulation star earth unit 10 moves, and completion drills through experiment, and drilling tool driving unit 30 is for providing input power, in servo motor through row Power is transmitted to core bit by star gear reduction unit and level-one run-in index gear reduction unit, completes revolution coring.
Unspecified part of the present invention belongs to common sense well known to those skilled in the art.The specific embodiment is only pair Spirit explanation for example of the invention.The personnel of the technical field of the invention can do the specific embodiment different repair Change or supplement or replace in a similar way, but spirit without departing from the present invention or surmount the appended claims and defined Range.

Claims (12)

1. one kind drills through test method, including:Simulation star earth unit, core bit unit and drilling tool driving unit are coaxially set Put, which is characterized in that further include, make the simulation star earth unit, core bit unit and drilling tool driving unit horizontal by Default angle, carries out drilling through experiment.
2. according to claim 1 drill through test method, which is characterized in that the default angle is 9.594 °.
3. according to claim 1 drill through test method, which is characterized in that further includes:
By simulating star earth unit described in refrigerant circulating cooling.
4. according to claim 1 drill through test method, which is characterized in that further includes:When drilling through, in the core drill Having unit leakage position increases heat radiation.
5. one kind drills through pilot system, including simulating star earth unit, core bit unit, drilling tool driving unit and test-bed, The simulation star earth unit, core bit unit and drilling tool driving unit are coaxially fixed on test-bed, which is characterized in that also Including column and support stand, the test-bed is rotatablely connected with the column, when turning to certain angle, by the branch Support rack is fixedly connected with described test-bed one end, the fixed test-bed of support, so that described simulate star earth unit, take Core drilling tool unit and drilling tool driving unit are horizontal by default angle.
6. according to claim 5 drill through pilot system, which is characterized in that the default angle is 9.594 °.
7. according to claim 5 drill through pilot system, which is characterized in that the simulation star earth unit includes simulation star Earth, cooling coil, star earth cylinder and heat insulation cylinder, the simulation star earth are located in the star earth cylinder, and the cooling coil is around the star earth Cylinder setting, the heat insulation cylinder are set in outside the cooling coil, and the pilot system further includes refrigeration unit, the refrigeration unit control The refrigerant is made to recycle in the cooling coil.
8. according to claim 5 drill through pilot system, which is characterized in that the core bit unit includes drill bit, bores Bar and heating unit, the heating unit are used to increase heat radiation to core bit unit leakage position.
9. according to claim 8 drill through pilot system, which is characterized in that further includes sample recovery unit, the sample Recovery unit includes reel and reel driving unit, and the reel driving unit is used to drive the spool turns, the drilling rod Interior to be equipped with sample soft bag, the parallel axis with the drilling rod of axis of the reel when the spool turns, drives the sample Product soft bag winding is on the reel.
10. according to claim 9 drill through pilot system, which is characterized in that further includes what is be coaxially disposed with the drilling rod Light screen measurement unit is monitored for the shape to the sample soft bag, to judge whether successfully to obtain sample.
11. according to claim 9 drill through pilot system, which is characterized in that further includes and carries core power test cell, including leading Wheel and force snesor, the sample soft bag are first passed through after the guide wheel turns to and are wrapped in again on the reel, the force snesor For testing normal pressure of the sample soft bag to the guide wheel.
12. pilot system is drilled through according to claim 5-11 any one of them, which is characterized in that the test-bed includes peace It shelves and sliding block, the mounting bracket is equipped with guide rail, the sliding block is slided along the guide rail, and the simulation star earth unit is fixed on On the sliding block, with the axially opposed movement of core bit unit;The drilling tool driving unit is used to drive described take Core drilling tool unit rotary.
CN201711362901.5A 2017-12-18 2017-12-18 One kind drills through test method and pilot system CN108225804A (en)

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Publication number Priority date Publication date Assignee Title
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CN102798577A (en) * 2012-07-20 2012-11-28 北京卫星制造厂 Lunar-environment-simulated cutting test device
CN104062141A (en) * 2014-07-03 2014-09-24 哈尔滨工业大学 Lunar soil drilling exploration coring mechanism performance test system
CN104990760A (en) * 2015-06-25 2015-10-21 北京航空航天大学 Lunar soil heating and refrigerating simulating system design used in vacuum environment
CN106644566A (en) * 2016-12-01 2017-05-10 北京卫星制造厂 Unmanned independent self-adapting drilling method orienting complicated moon surface work conditions

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Publication number Priority date Publication date Assignee Title
CN102313573A (en) * 2011-05-30 2012-01-11 吉林大学 Formula design and adjustment method of lunar regolith simulant for engineering
CN102749191A (en) * 2012-07-19 2012-10-24 哈尔滨工业大学 Comprehensive test stand for simulating lunar soil exploration coring thermal property parameters
CN102798577A (en) * 2012-07-20 2012-11-28 北京卫星制造厂 Lunar-environment-simulated cutting test device
CN104062141A (en) * 2014-07-03 2014-09-24 哈尔滨工业大学 Lunar soil drilling exploration coring mechanism performance test system
CN104990760A (en) * 2015-06-25 2015-10-21 北京航空航天大学 Lunar soil heating and refrigerating simulating system design used in vacuum environment
CN106644566A (en) * 2016-12-01 2017-05-10 北京卫星制造厂 Unmanned independent self-adapting drilling method orienting complicated moon surface work conditions

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Application publication date: 20180629