CN108952562A - Rotary-percussion ultrasonic drilling device without free mass block - Google Patents
Rotary-percussion ultrasonic drilling device without free mass block Download PDFInfo
- Publication number
- CN108952562A CN108952562A CN201810827975.XA CN201810827975A CN108952562A CN 108952562 A CN108952562 A CN 108952562A CN 201810827975 A CN201810827975 A CN 201810827975A CN 108952562 A CN108952562 A CN 108952562A
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- Prior art keywords
- drilling tool
- rotary
- transmission shaft
- mass block
- free mass
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- 238000005553 drilling Methods 0.000 title claims abstract description 87
- 238000009527 percussion Methods 0.000 title claims abstract description 22
- 238000005070 sampling Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 108090000565 Capsid Proteins Proteins 0.000 claims abstract description 13
- 230000033001 locomotion Effects 0.000 claims description 23
- 239000000919 ceramic Substances 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B6/00—Drives for drilling with combined rotary and percussive action
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The present invention proposes a kind of rotary-percussion ultrasonic drilling device without free mass block, the sampling drilling tool and transmission axis connection of the device, drive shaft circumference is cased with vertical-Hybrid transducer formula PZT (piezoelectric transducer), procapsid, back casing and rear bearing end cap are sequentially connected, transmission shaft tail portion is pierced by from rear bearing end cap, rotor is connect with loading spring, loading spring decrement is adjusted by position of the adjusting nut on transmission shaft, the tail end of vertical-Hybrid transducer formula PZT (piezoelectric transducer) is contacted with rotor, sampling drilling tool tail end is cased with returning spring and swivel sleeve, returning spring is connect with swivel sleeve, sampling drilling tool is pierced by from preceding housing head.The present invention solves prior art ultrasonic drilling apparatus and is provided with free mass block, it needs to complete contact-impact twice, the problem of existing energy loss, it is proposed a kind of rotary-percussion ultrasonic drilling device without free mass block, eliminating free mass block only needs to complete primary collision, improves the energy transfer efficiency of ultrasonic drilling device.
Description
Technical field
The present invention relates to a kind of rotary-percussion ultrasonic drilling device without free mass block belongs to objects outside Earth detection
And sample collecting test field.
Background technique
Deep space exploration is that one of most active scientific domain, the geological information for studying the world outside ground help to explore in recent years
The composition of the solar system, origin of life, drilling through sampling is that the important way of star earth sample is obtained in deep space exploration.It is driven with electromagnetic machine
Dynamic drilling apparatus is compared, and ultrasonic drilling device has many advantages, such as that small in size, low in energy consumption and bit pressure power is small, according to the fortune of sampling drilling tool
Ultrasonic drilling device can be divided into impact type ultrasonic drilling device and rotary-percussion ultrasonic drilling device by dynamic form.Impact type is super
In sound wave drilling apparatus, sampling drilling tool is only made to realize along its axial ballistic motion by impact grinding of the sampling drilling tool to rock
The sampling of rock.On the basis of impact type ultrasonic drilling device, the revolution driving of drilling tool is introduced, rotary-percussion is just formd
Ultrasonic drilling device, compared to impact type ultrasonic drilling device, rotary-percussion ultrasonic drilling device is imitated with higher probing
Rate and excellent chip removal performance.The present invention proposes a kind of rotary-percussion ultrasonic drilling device without free mass block, the brill
Visit device using single piezoelectric element realize drilling tool the revolution forward and backward side of ballistic motion vibrational energy realize drilling tool impact,
Rotary motion, the PZT (piezoelectric transducer) of drilling apparatus directly occur impact with sampling drilling tool and vibrational energy are passed to sampling drill
Tool.
Summary of the invention
The ultrasonic drilling device that the present invention solves the prior art is provided with free mass block, needs to complete to contact twice
, there is a degree of energy loss, propose a kind of rotary-percussion ultrasonic drill without free mass block in collision
Device is visited, eliminating free mass block only needs to complete primary collision, improves the energy transfer efficiency of ultrasonic drilling device.
For this purpose, the present invention proposes that a kind of rotary-percussion ultrasonic drilling device without free mass block includes adopting
Sample drilling tool, returning spring, swivel sleeve, procapsid, vertical-Hybrid transducer formula PZT (piezoelectric transducer), back casing, rotor, loading spring,
Nut, rear bearing end cap and transmission shaft；
The transmission shaft is fixedly connected with sampling drilling tool, and the periphery of the transmission shaft is cased with vertical-Hybrid transducer formula piezoelectricity and changes
Energy device, the procapsid, back casing and rear bearing end cap are in turn connected to form a shell, and the front end of the transmission shaft is indulged-indulged
The tail end for turning round compound piezoelectric energy converter and sampling drilling tool is located at enclosure interior, and the tail portion of the transmission shaft is worn from rear bearing end cap
Out, the periphery of the transmission shaft is successively cased with rotor, loading spring and nut from front to back, and the rotor and loading spring connect
It connects, the decrement of loading spring, the vertical-Hybrid transducer formula piezoelectric energy-conversion is adjusted by position of the adjusting nut on transmission shaft
The tail end of device is contacted with rotor, and generates moment of friction when working condition at this contact surface, and the moment of friction driving rotor is done
Rotary motion, the rotor drive sampling drilling tool to do rotary motion by transmission shaft；
The tail end of the sampling drilling tool is cased with returning spring and swivel sleeve, and the returning spring is connect with swivel sleeve,
For providing the restoring force in sampling drilling tool motion process, the sampling drilling tool is pierced by from the head of preceding shell.
Preferably, described vertical-Hybrid transducer formula PZT (piezoelectric transducer) include amplitude transformer, four piezoelectric ceramic pieces, electrode slice and
Four longitrorse coupled oscillators, four piezoelectric ceramic pieces are alternatively arranged with four longitrorse coupled oscillators, and piezoelectric ceramic piece and
The centre of longitrorse coupled oscillator is provided with circular hole, and the amplitude transformer passes through piezoelectric ceramic piece and the circular hole of longitrorse coupled oscillator is inserted
Enter electrode slice.
Preferably, the sampling drilling tool is located at the front of amplitude transformer, and impact occurs for the amplitude transformer and sampling drilling tool,
Sampling drilling tool is set to make ballistic motion along axial direction.
Preferably, the electrode slice axis connection and is contacted with transmission with rotor.
Preferably, rear sealed bead bearing is cased with outside the tail portion insertion end of the amplitude transformer, the rear sealed bead bearing is located at luffing
Between bar and electrode slice.
Preferably, the tail portion of the transmission shaft passes through floating bearing and is pierced by from rear bearing end cap, and the floating bearing is solid embedding
In the inside of rear bearing end cap.
Preferably, the sampling drilling tool passes through impact bearing and is pierced by from the head of preceding shell, and the impact bearing is embedded in admittedly
In the head of procapsid.
The working principle of rotary-percussion ultrasonic drilling device of the present invention without free mass block are as follows:
Under high frequency voltage excitation, piezoelectric ceramic piece, electrode slice and the longitrorse coupling of vertical-Hybrid transducer formula PZT (piezoelectric transducer)
Oscillator generates the simple harmonic oscillation of high frequency respectively, and does elliptic motion, the amplitude transformer and sampling of vertical-Hybrid transducer formula PZT (piezoelectric transducer)
Impact occurs for drilling tool, and sampling drilling tool is made to make ballistic motion along axial direction；
The electrode slice of vertical-Hybrid transducer formula PZT (piezoelectric transducer) is contacted with rotor, passes through position of the adjusting nut on transmission shaft
The decrement for setting adjustment loading spring, in the loading force and vertical-Hybrid transducer formula piezoelectric transducer electrode piece that loading spring provides
Elliptic motion effect under, moment of friction is generated at the contact surface of rotor and vertical-Hybrid transducer formula PZT (piezoelectric transducer), it is described to rub
It wipes torque driving rotor and makees rotary motion, the rotor drives sampling drilling tool to make rotary motion by transmission shaft.
Rotary-percussion ultrasonic drilling device of the present invention without free mass block has the beneficial effect that
1), design is scientific and reasonable for structure of the invention, is changed using vertical-Hybrid transducer formula piezoelectricity of single piezoelectric element driving
Energy device realizes the revolution and ballistic motion of drilling tool simultaneously.The simple, light weight, small without lubrication, required bit pressure power with structure
Feature.
2), present invention eliminates the free mass body parts in general ultrasonic drilling device, utilize vertical-Hybrid transducer formula pressure
The simple harmonic oscillation of electric transducer amplitude transformer directly drives drilling tool and makees ballistic motion, has energy transfer efficiency high, drilling efficiency is high
Effect.
3), the ellipse of vertical-Hybrid transducer formula PZT (piezoelectric transducer) sliding tooth that the present invention is driven using single piezoelectric element
The rotary motion of drilling tool is realized in movement, eliminates electromagnetic machine, makes that the structure of drilling apparatus is simple, light weight, is had more wide in range
Operating temperature range.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the rotary-percussion ultrasonic drilling device of the present invention without free mass block；
Fig. 2 is the structural schematic diagram of vertical-Hybrid transducer formula PZT (piezoelectric transducer) of the present invention；
In figure: 1- samples drilling tool；2- swivel sleeve；3- returning spring；4- procapsid；5- is vertical-and Hybrid transducer formula piezoelectricity changes
It can device；501- amplitude transformer；502- piezoelectric ceramic piece；503- electrode slice；504- longitrorse coupled oscillator；6- back casing；7- rotor；
8- loading spring；9- nut；10- rear bearing end cap；11- floating bearing；12- transmission shaft；Sealed bead bearing after 13-；14- impacting shaft
It holds.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail:
Specific embodiment 1: illustrating present embodiment referring to Fig. 1.One kind described in present embodiment is free of free quality
The rotary-percussion ultrasonic drilling device of block is multiple including sampling drilling tool 1, returning spring 2, swivel sleeve 3, procapsid 4, vertical-longitrorse
Box-like PZT (piezoelectric transducer) 5, back casing 6, rotor 7, loading spring 8, nut 9, rear bearing end cap 10 and transmission shaft 12；
The transmission shaft 12 is fixedly connected with sampling drilling tool 1, and the periphery of the transmission shaft 12 is cased with vertical-Hybrid transducer formula pressure
Electric transducer 5, the procapsid 4, back casing 6 and rear bearing end cap 10 are in turn connected to form a shell, the transmission shaft 12
Front end, vertical-Hybrid transducer formula PZT (piezoelectric transducer) 5 and sample the tail end of drilling tool 1 and be located at enclosure interior, the transmission shaft 12
Tail portion is pierced by from rear bearing end cap 10, and the periphery of the transmission shaft 12 is successively cased with rotor 7, loading spring 8 and spiral shell from front to back
Mother 9, the rotor 7 is connect with loading spring 8, and the pressure of loading spring 8 is adjusted by position of the adjusting nut 9 on transmission shaft 12
The tail end of contracting amount, described vertical-Hybrid transducer formula PZT (piezoelectric transducer) 5 is contacted with rotor 7 and generation at this contact surface when working condition
Moment of friction, the moment of friction driving rotor 7 do rotary motion, and the rotor 7 drives sampling drilling tool 7 to return by transmission shaft
Transhipment is dynamic；
The tail end of the sampling drilling tool 1 is cased with returning spring 2 and swivel sleeve 3, the returning spring 2 and swivel sleeve 3
Connection, for providing the restoring force in sampling 1 motion process of drilling tool, the sampling drilling tool 1 is pierced by from the head of procapsid 4.
Vertical-Hybrid transducer formula the PZT (piezoelectric transducer) 5 includes amplitude transformer 501, four piezoelectric ceramic pieces 502, electrode slices 503
With four longitrorse coupled oscillators 504, four piezoelectric ceramic pieces 502 are alternatively arranged and press with four longitrorse coupled oscillators 504
The centre of electroceramics piece 502 and longitrorse coupled oscillator 504 is provided with circular hole, and the amplitude transformer 501 passes through piezoelectric ceramic piece 502
Electrode slice 503 is inserted into the circular hole of longitrorse coupled oscillator 504.
The sampling drilling tool 1 is located at the front of amplitude transformer 501, and the amplitude transformer 501 occurs impact with sampling drilling tool 1 and touches
It hits, sampling drilling tool 1 is made to make ballistic motion along axial direction.
The electrode slice 503 is connected with transmission shaft 12 and is contacted with rotor 7.
Rear sealed bead bearing 13 is cased with outside the tail portion insertion end of the amplitude transformer 501, the rear sealed bead bearing 13 is placed on luffing
Between bar 501 and electrode slice 503.
The tail portion of the transmission shaft 12 passes through floating bearing 11 and is pierced by from rear bearing end cap 10, and the floating bearing 11 is solid embedding
In the inside of rear bearing end cap 10.
The sampling drilling tool 1 passes through impact bearing 14 and is pierced by from the head of procapsid 4, before the impact bearing 14 is embedded in admittedly
In the head of shell 4.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
It describes in detail bright.It should be understood that the above is only a specific embodiment of the present invention, it is not intended to restrict the invention, also
It can be the reasonable combination for the feature that above-mentioned each embodiment is recorded, all timess within spirit of that invention and principle, done
What modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of rotary-percussion ultrasonic drilling device without free mass block, which is characterized in that including sampling drilling tool (1),
Returning spring (2), swivel sleeve (3), procapsid (4), vertical-Hybrid transducer formula PZT (piezoelectric transducer) (5), back casing (6), rotor
(7), loading spring (8), nut (9), rear bearing end cap (10) and transmission shaft (12)；
The transmission shaft (12) is fixedly connected with sampling drilling tool (1), and the periphery of the transmission shaft (12) is cased with vertical-Hybrid transducer formula
PZT (piezoelectric transducer) (5), the procapsid (4), back casing (6) and rear bearing end cap (10) are in turn connected to form a shell, institute
The tail end for stating the front ends of transmission shaft (12), vertical-Hybrid transducer formula PZT (piezoelectric transducer) (5) and sampling drilling tool (1) is located at enclosure interior,
The tail portion of the transmission shaft (12) is pierced by from rear bearing end cap (10), and the periphery of the transmission shaft (12) is successively cased with from front to back
Rotor (7), loading spring (8) and nut (9), the rotor (7) connect with loading spring (8), are being passed by adjusting nut (9)
The decrement of position adjustment loading spring (8) on moving axis (12), the tail end of the vertical-Hybrid transducer formula PZT (piezoelectric transducer) (5)
Moment of friction is contacted and generated when working condition at this contact surface with rotor (7), and moment of friction driving rotor (7) is turned round
Movement, the rotor (7) do rotary motion by transmission shaft (12) driving sampling drilling tool (1)；
The tail end of sampling drilling tool (1) is cased with returning spring (2) and swivel sleeve (3), the returning spring (2) and rotating shaft
(3) connection is covered, for providing the restoring force sampled in drilling tool (1) motion process, sampling drilling tool (1) is from procapsid (4)
Head is pierced by.
2. the rotary-percussion ultrasonic drilling device according to claim 1 without free mass block, which is characterized in that institute
State vertical-Hybrid transducer formula PZT (piezoelectric transducer) (5) include amplitude transformer (501), four piezoelectric ceramic pieces (502), electrode slice (503) and
Four longitrorse coupled oscillators (504), four piezoelectric ceramic pieces (502) are alternatively arranged with four longitrorse coupled oscillators (504),
And the centre of piezoelectric ceramic piece (502) and longitrorse coupled oscillator (504) is provided with circular hole, the amplitude transformer (501) passes through pressure
In electroceramics piece (502) and the circular hole of longitrorse coupled oscillator (504) insertion electrode slice (503).
3. the rotary-percussion ultrasonic drilling device according to claim 2 without free mass block, which is characterized in that institute
The front that sampling drilling tool (1) is located at amplitude transformer (501) is stated, impact occurs for the amplitude transformer (501) and sampling drilling tool (1),
Sampling drilling tool (1) is set to make ballistic motion along axial direction.
4. the rotary-percussion ultrasonic drilling device according to claim 2 without free mass block, which is characterized in that institute
Electrode slice (503) is stated to connect with transmission shaft (12) and contact with rotor (7).
5. the rotary-percussion ultrasonic drilling device according to claim 2 without free mass block, which is characterized in that institute
It states and is cased with rear sealed bead bearing (13) outside the tail portion insertion end of amplitude transformer (501), the rear sealed bead bearing (13) is placed on amplitude transformer
(501) between electrode slice (503).
6. the rotary-percussion ultrasonic drilling device according to claim 1 without free mass block, which is characterized in that institute
The tail portion for stating transmission shaft (12) passes through floating bearing (11) and is pierced by from rear bearing end cap (10), and the floating bearing (11) is embedded in admittedly
The inside of rear bearing end cap (10).
7. the rotary-percussion ultrasonic drilling device according to claim 1 without free mass block, which is characterized in that institute
It states sampling drilling tool (1) to be pierced by across impact bearing (14) from the head of procapsid (4), the impact bearing (14) is embedded in front housing admittedly
In the head of body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810827975.XA CN108952562A (en) | 2018-07-25 | 2018-07-25 | Rotary-percussion ultrasonic drilling device without free mass block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810827975.XA CN108952562A (en) | 2018-07-25 | 2018-07-25 | Rotary-percussion ultrasonic drilling device without free mass block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108952562A true CN108952562A (en) | 2018-12-07 |
Family
ID=64463808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810827975.XA Pending CN108952562A (en) | 2018-07-25 | 2018-07-25 | Rotary-percussion ultrasonic drilling device without free mass block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108952562A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112727355A (en) * | 2020-12-22 | 2021-04-30 | 中国矿业大学 | Single piezoelectric ceramic stack unidirectional driving rotary impact type ultrasonic drilling rig |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU434292A1 (en) * | 1972-06-09 | 1974-06-30 | DEVICE FOR RESEARCH OF PHYSICAL AND MECHANICAL PROPERTIES OF THE MOON SOIL AND ITS ANALOGUES | |
| CN102012324A (en) * | 2010-11-24 | 2011-04-13 | 南京航空航天大学 | Ultrasonic drilling device |
| CN105158016A (en) * | 2015-09-10 | 2015-12-16 | 哈尔滨工业大学 | Rotary impacting ultrasonic drill actuated by single piezoelectric stacking |
-
2018
- 2018-07-25 CN CN201810827975.XA patent/CN108952562A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU434292A1 (en) * | 1972-06-09 | 1974-06-30 | DEVICE FOR RESEARCH OF PHYSICAL AND MECHANICAL PROPERTIES OF THE MOON SOIL AND ITS ANALOGUES | |
| CN102012324A (en) * | 2010-11-24 | 2011-04-13 | 南京航空航天大学 | Ultrasonic drilling device |
| CN105158016A (en) * | 2015-09-10 | 2015-12-16 | 哈尔滨工业大学 | Rotary impacting ultrasonic drill actuated by single piezoelectric stacking |
Non-Patent Citations (1)
| Title |
|---|
| 柏德恩等: "一种压电换能器直接驱动钻具的超声波钻探器", 《哈尔滨工程大学学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112727355A (en) * | 2020-12-22 | 2021-04-30 | 中国矿业大学 | Single piezoelectric ceramic stack unidirectional driving rotary impact type ultrasonic drilling rig |
| CN112727355B (en) * | 2020-12-22 | 2022-04-05 | 中国矿业大学 | Single piezoelectric ceramic stack unidirectional driving rotary impact type ultrasonic drilling rig |
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Application publication date: 20181207 |