CN102852472B - Pawl spring type nut mechanical self-adaptive drilling loading mechanism - Google Patents
Pawl spring type nut mechanical self-adaptive drilling loading mechanism Download PDFInfo
- Publication number
- CN102852472B CN102852472B CN201210359892.5A CN201210359892A CN102852472B CN 102852472 B CN102852472 B CN 102852472B CN 201210359892 A CN201210359892 A CN 201210359892A CN 102852472 B CN102852472 B CN 102852472B
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- China
- Prior art keywords
- pawl spring
- connecting plate
- block
- guide pillar
- mechanical self
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- Expired - Fee Related
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- 238000005553 drilling Methods 0.000 title claims abstract description 45
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 abstract description 3
- 238000010009 beating Methods 0.000 abstract 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
A pawl spring type nut mechanical self-adaptive drilling loading mechanism is characterized by comprising an upper connecting plate and a lower connecting plate, wherein through holes are arranged in the centers of the upper connecting plate and the lower connecting plate; a drill rod runs through the through holes and is provided with an outer screw; the upper connecting plate and the lower connecting plate are fixedly connected by a guide pillar which is distributed in a circumference direction around the drill rod; a compact mass is arranged between the drill rod and the guide pillar; the compact masse is connected with the guide pillar by a guide wheel to form a rolling pair; an energy storage spring is arranged between the upper end face of the compact mass and the upper connecting plate; the inner side of the compact mass is provided with a groove; and a pawl spring is connected to the inside of the groove; and the pawl spring has the structure as follows: a connecting block connected with the compact mass is arranged on the pawl spring, an axial spring piece is connected to the connecting block, the upper end of the spring piece is provided with a beating block, the lower surface of the beating block is in contact with the upper end face of the outer screw, a draw cord is fixedly connected to the beating block, and the other end of the draw cord is fixedly connected with the guide pillar. The pawl spring type nut mechanical self-adaptive drilling loading mechanism is simple in structure, excellent in effect, light in weight, small in floor space and suitable for being sent to the moon for drilling exploration.
Description
Technical field
The invention belongs to field of aerospace technology, relate to a kind of is the device that rig loads under aerospace environment, particularly relates to a kind of pawl spring formula screw mechanical self-adaptability and creeps into load maintainer, realize adaptive allocation in drilling process.
Background technology
Aero-Space are that the mankind explore natural forward position engineering, walk space-ward and become the requisite mark of science and technology power, in aerospace system, each link is extremely important, under the environment of weightlessness, how to drill through the soil a great problem especially on lunar soil surface, space and quality are vital for a spacecraft, also be the strict key project controlled, parts alleviate quality or save space and just mean and can increase an instrument or many experimental projects can go up to the sky, so all will the problems referred to above be considered in the selection of drilling-production equipment, meet its requirement as far as possible, the loading exciting device of conventional drilling machine adopts the pivotal mode of cylindrical cam to produce exciting force usually, Heavy Weight, volume is large, be not suitable for space transportation, still need to carry out reformed AHP to this conventional drilling machine charger, to adapt to new requirement.
Summary of the invention
For the problems referred to above, the invention provides a kind of pawl spring formula screw mechanical self-adaptability and creep into load maintainer, the energy-conservation reliability of small in volume is high, carries out adaptive allocation under being suitable for aerospace environment to rig.
Solving the technical scheme that its technical problem takes is: a kind of pawl spring formula screw mechanical self-adaptability creeps into load maintainer, it is characterized in that comprising upper junction plate and lower connecting plate, upper junction plate and lower connecting plate center are provided with via hole, one drilling rod passes by via hole, drilling rod is provided with external spiral, upper junction plate is fixedly connected with the guide pillar of lower connecting plate by circumference distribution centered by drilling rod, and between drilling rod and guide pillar, be provided with impact mass block, impact mass block connects and composes rolling pair by guide wheel and guide pillar; Energy-stored spring is provided with between impact mass block upper surface and upper junction plate, be provided with groove inside impact mass block, be connected with pawl spring in groove, pawl spring structure is: be provided with a contiguous block be connected with impact mass block, contiguous block is connected with an axial reed, reed upper end is provided with taping block; Contact with external spiral upper surface below taping block, taping block is fixedly connected with a stay cord, the stay cord other end is fixedly connected with guide pillar.
Described guide pillar is more than two.
Described impact mass block is annular, and pawl spring is that two or more circumference is evenly distributed.
Symmetrical distribution when described pawl spring is two, axial location differs the spiral distance of half external spiral.
Described upper junction plate is connected lander main body with lower connecting plate.
The present invention is by impact mass block, pawl spring coordinates formation one screw pair with drilling rod external spiral, its impact mass block is nut main body, pawl spring then replaces nut thread, drilling rod speed of gyration constant and axially feed slow down time pawl spring drive the up compressed energy-storage spring of impact mass block, after being up to certain altitude, under stay cord traction, taping block is separated with drilling rod external spiral, under energy-stored spring effect pawl spring and impact mass block descending rapidly, descending process medium pulling rope loosens gradually, under reed effect, taping block enters next spiral space, finally hit on next circle external spiral, this hitting power is delivered on drilling rod, impact grinding is carried out to drilling thing, this mechanism's initial position can be placed on drilling rod and drill bit link, impulse compared with loading with conventional drill root when drilling rod is longer, drilling rod can be protected better, the deformation of drilling rod when reducing to impulse, pawl spring structure can meet general exciting force demand, simple for structure, fabrication and installation are easy, quality is light, it is little to take up room, and feeds and automatically produces exciting at need and carry out drilling, be suitable for being sent to the moon and drill in drilling.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation.
Number in the figure title: 1 upper junction plate; 2 lower connecting plates; 3 drilling rods; 4 external spirals; 5 guide pillars; 6 impact mass blocks; 7 guide wheels; 8 energy-stored springs; 9 contiguous blocks; 10 reeds; 11 taping blocks; 12 stay cords.
Detailed description of the invention
The embodiment of the present invention as shown in Figure 1, this pawl spring formula screw mechanical self-adaptability creeps into load maintainer and is provided with upper junction plate 1 and lower connecting plate 2, upper junction plate 1 and lower connecting plate 2 are fixedly connected in lander main body, center is provided with via hole, drilling rod 3 passes by via hole, drilling rod 3 is provided with external spiral 4, between upper junction plate 1 and lower connecting plate 2, centered by drilling rod 3, circumference distribution is fixedly connected with guide pillar 5, guide pillar 5 is two, ring-type impact mass block 6 is provided with between drilling rod 3 and guide pillar 5, impact mass block 6 connects and composes rolling pair by two pairs of guide wheels 7 and guide pillar 5, impact mass block 6 can only axially-movable non-rotatable, energy-stored spring 8 is provided with between impact mass block 6 upper surface and upper junction plate 1 lower surface, in the groove of energy-stored spring 8 end fit on end face, groove is provided with inside impact mass block 6, pawl spring is connected with in groove, pawl spring structure is: be provided with a contiguous block 9 be connected with impact mass block 6, contiguous block 9 is connected with an axial reed 10, reed 10 upper end is provided with taping block 11, reed 10 suppresses taping block 11 to drilling rod 3 direction, and taping block 11 contacts with external spiral 4 upper surface below, and impact mass block 6, pawl spring coordinate formation one screw pair with drilling rod 3 external spiral 4, and its impact mass block 6 is nut main body, and pawl spring then replaces nut thread, taping block 11 is fixedly connected with a stay cord 12, stay cord 12 other end is fixedly connected with guide pillar 5, controls the clutch of taping block 11 and external spiral 4.
When work starts, drilling rod 3 turns round, impact mass block 6, pawl spring is motionless relative to upper junction plate 1, drilling rod 3 is descending, when run into hard object cannot drill through downwards or drill through under rig certain pressure feeding rate be reduced to certain value time, drilling rod 3 keeps gyration, pawl spring drives the up compressed energy-storage spring 8 of impact mass block 6, after being up to certain altitude, under stay cord 12 draws, taping block 11 is separated with drilling rod external spiral 4, energy-stored spring 8 act under pawl spring and impact mass block 6 descending rapidly, descending process medium pulling rope 12 loosens gradually, under the effect of reed 10 restoring force, taping block 11 enters next spiral space, finally hit on next circle external spiral, this hitting power is delivered on drilling rod 3, realize exciting and so forth, drill bit is impacted downwards, impact grinding is carried out to drilling thing, its intensity that impulses regulates by changing energy-stored spring 8, this mechanism's initial position can be placed on drilling rod and drill bit link, impulse compared with loading with conventional drill root when drilling rod is longer, drilling rod can be protected better, the deformation of drilling rod when reducing to impulse, simple for structure, quality is light, it is little to take up room, and feeds and automatically produces exciting at need and carry out drilling, be suitable for being sent to the moon and drill in drilling.
Claims (5)
1. a pawl spring formula screw mechanical self-adaptability creeps into load maintainer, it is characterized in that comprising upper junction plate (1) and lower connecting plate (2), upper junction plate (1) and lower connecting plate (2) center are provided with via hole, one drilling rod (3) passes by via hole, drilling rod (3) is provided with external spiral (4), upper junction plate (1) is fixedly connected with the guide pillar (5) of lower connecting plate (2) by circumference distribution centered by drilling rod (3), impact mass block (6) is provided with between drilling rod (3) and guide pillar (5), impact mass block (6) connects and composes rolling pair by guide wheel (7) and guide pillar (5), energy-stored spring (8) is provided with between impact mass block (6) upper surface and upper junction plate (1), impact mass block (6) inner side is provided with groove, pawl spring is connected with in groove, pawl spring structure is: be provided with a contiguous block (9) be connected with impact mass block (6), contiguous block (9) is connected with an axial reed (10), reed (10) upper end is provided with taping block (11), taping block (11) contacts with external spiral (4) upper surface below, and taping block (11) is fixedly connected with a stay cord (12), stay cord (12) other end is fixedly connected with guide pillar (5).
2. pawl spring formula screw mechanical self-adaptability according to claim 1 creeps into load maintainer, it is characterized in that: described guide pillar (5) is more than two.
3. pawl spring formula screw mechanical self-adaptability according to claim 1 creeps into load maintainer, it is characterized in that: described impact mass block (6) is annular, and pawl spring is that two or more circumference is evenly distributed.
4. pawl spring formula screw mechanical self-adaptability according to claim 3 creeps into load maintainer, and it is characterized in that: symmetrical distribution when described pawl spring is two, axial location differs the spiral distance of half external spiral (4).
5. pawl spring formula screw mechanical self-adaptability according to claim 1 creeps into load maintainer, it is characterized in that: described upper junction plate (1) is connected a lander main body with lower connecting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210359892.5A CN102852472B (en) | 2012-09-25 | 2012-09-25 | Pawl spring type nut mechanical self-adaptive drilling loading mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210359892.5A CN102852472B (en) | 2012-09-25 | 2012-09-25 | Pawl spring type nut mechanical self-adaptive drilling loading mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102852472A CN102852472A (en) | 2013-01-02 |
| CN102852472B true CN102852472B (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210359892.5A Expired - Fee Related CN102852472B (en) | 2012-09-25 | 2012-09-25 | Pawl spring type nut mechanical self-adaptive drilling loading mechanism |
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| Country | Link |
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| CN (1) | CN102852472B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6672407B2 (en) * | 2001-09-20 | 2004-01-06 | Halliburton Energy Services, Inc. | Method of drilling, analyzing and stabilizing a terrestrial or other planetary subsurface formation |
| RU2328599C1 (en) * | 2006-12-12 | 2008-07-10 | Александр Серафимович Борисов | COMPLEX OF DEVELOPMENT TOOLS FOR OBTAINING He3 FROM LUNAR SOIL |
| JP5109183B2 (en) * | 2008-01-30 | 2012-12-26 | 独立行政法人 宇宙航空研究開発機構 | Autonomous drilling rig |
| CN101850853A (en) * | 2010-04-20 | 2010-10-06 | 上海市莘格高级中学 | Mars exploration device |
| CN202325523U (en) * | 2011-11-28 | 2012-07-11 | 中国地质大学（武汉） | Miniature automatic sampling drilling machine |
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2012
- 2012-09-25 CN CN201210359892.5A patent/CN102852472B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN102852472A (en) | 2013-01-02 |
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Granted publication date: 20150218 |