CN105644786B - A kind of Small and micro-satellite throwing device - Google Patents
A kind of Small and micro-satellite throwing device Download PDFInfo
- Publication number
- CN105644786B CN105644786B CN201511021462.2A CN201511021462A CN105644786B CN 105644786 B CN105644786 B CN 105644786B CN 201511021462 A CN201511021462 A CN 201511021462A CN 105644786 B CN105644786 B CN 105644786B
- Authority
- CN
- China
- Prior art keywords
- stepper motor
- rubber cushion
- handwheel
- motor
- carbon fiber
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
Abstract
The invention provides a kind of Small and micro-satellite throwing device, the throwing device includes AT89C51 single-chip microcomputers, microcomputer development plate, stepper motor driver, stepper motor (6), shaft coupling (8), main shaft (7), 2 bearing blocks (11), motor handwheel (12), rubber cushion blocks (9), metallic gasket (10), lead, electric machine support (5), power transmission shaft (13) and carbon fiber plate (4).Signal is sent by single-chip microcomputer, control stepper motor rotates a certain angle, then is rotated a certain angle by shaft coupling drive motor handwheel, finally realizes jettisoninging for weight.The present invention provides a kind of new, easy to operation and adjustment control device of jettisoninging for Small and micro-satellite.
Description
Technical field
The present invention relates to a kind of unmanned plane delivery device, can be applied to the bomb droping gear of aircraft, high-altitude lifting heavy is taken office
Meaning specified location, is equally applicable to work high above the ground
Background technology
At present in the delivery device of high-altitude, although technology is gradually ripe, majority is applied to all in confidential state
It is still very rare that operation is launched in actual high-altitude.In the market is compensate for be difficult to launch product with buying relatively inexpensive high-altitude.And
And can accurately estimate and launch order to specific time for being spent actually is launched from sending, it is equally applicable to high-precision field
Close.
The content of the invention
The technical problem to be solved in the present invention is：Purpose with solve at this stage unmanned plane accurately launch faced it is various
Problem, object such as can be smoothly launched, can the time of dispensing accurately be estimated.Launch and fill the invention provides a kind of unmanned plane
Put, it is ensured that it can complete smooth and accurately launch task.And the device light weight, small volume, can be applied to
Various rugged environments.
The technical solution adopted by the present invention is：A kind of Small and micro-satellite throwing device, including AT89C51 single-chip microcomputers, it is single
Piece machine development board, stepper motor driver, stepper motor, shaft coupling, main shaft, 2 bearing blocks, motor handwheel, rubber cushion blocks, gold
Belong to pad, lead, electric machine support, power transmission shaft and carbon fiber plate；Microcomputer development plate is connected to stepper motor driver by lead
On, stepper motor driver is connected on stepper motor by lead, and stepper motor is fixed in carbon fiber plate by electric machine support,
The main shaft of stepper motor is linked together by shaft coupling with power transmission shaft and ensure that axiality；The middle position peace of power transmission shaft
A motor handwheel is filled, passes through motor handwheel hanging fire extinguishing bomb；A bearing is placed respectively in the symmetrical position of motor handwheel
Seat, a rubber cushion blocks are installed between bearing block and carbon fiber plate, add a metallic gasket, rubber cushion blocks again on rubber cushion blocks
It is used to adjust the distance between bearing block and carbon fiber plate with metallic gasket, makes the contour of stepper motor main shaft and power transmission shaft, use spiral shell
Bolt connects bearing block, metallic gasket, rubber cushion blocks, carbon fiber plate；Using in AT89C51 single-chip microcomputers and microcomputer development plate
Signal conversion chip communication, and send pulse signal control stepper motor driver, and then control stepper motor rotate one
Fixed angle, by the corresponding angle of shaft coupling drive motor hand wheel rotating, so as to realize jettisoninging for weight.
Wherein, the thickness ratio of rubber cushion blocks is relatively fixed, and metallic gasket realizes one of distance between power transmission shaft and carbon fiber plate
Fine setting.
Wherein, bearing block is used for the external force for bearing the device, and the external force is mainly the gravity of fire extinguisher bomb.
Wherein, stepper motor selects 42 stepper motors, and 42 stepper motors match corresponding motor handwheel and electric machine support, choosing
With the high 3mm of the wide 200mm* of long 300mm* carbon fiber plate, from the high 15mm of the wide 100mm* of long 100mm* rubber cushion blocks.From length
The high 2mm of the wide 60mm* of 20mm* metallic gasket, shaft coupling select 5/8 plum coupling, bearing block from fixing hole away from for
37mm, shaft hole diameter are 8mm bearing block, and motor handwheel selects 42 motor handwheels.
Wherein, microcomputer development plate installs ULN2003A signal conversion chip additional in the design process, realizes stepping
The normal communication of motor driver and single-chip microcomputer.
Wherein, the outward flange of rubber cushion blocks is processed, digs out the wide 5mm of 5mm* one long small cushion block, make bolt just
The groove of rubber cushion blocks is arranged on well.
Wherein, symmetrical two holes are processed into metallic gasket, the spacing of holes and the spacing of bearing block are consistent, gold
The thickness for belonging to pad be 2mm, increases the stability in bearing block, carbon fiber plate and rubber cushion blocks installation process, and between realizing pair
Away from fine setting.
Wherein, from motor handwheel, and 90 degree of groove is processed into, weight is suspended on above, when handwheel rotation is certain
Angle after weight successfully can be come off from groove.
Wherein, AT89C51 single-chip microcomputers can be replaced with to other forms control chip, enhance the versatility of whole device.
After adopting the above technical scheme, the present invention has the advantages that：Controlled using single-chip microcomputer, can to launch when
Between be accurately controlled；Using homemade exploitation version, space shared during installation is substantially reduced；Utilize stepper motor energy
Enough realize and the anglec of rotation is accurately held；Being reduced using finished motor handwheel can in weight installation fixation procedure
The problem of occurring.
Brief description of the drawings
Fig. 1 is Small and micro-satellite throwing device figure；
Fig. 2 is small-sized microcomputer development version schematic diagram；
Fig. 3 is the left view of motor handwheel of the present invention；
Fig. 4 is the front view of motor handwheel of the present invention；
Fig. 5 is the rubber cushion blocks in the present invention；
Fig. 6 is the metallic gasket in the present invention.
Reference implication is in figure：1 is M3 bolts, and 2 be M3 nuts, and 3 be M3 packing rings, and 4 be carbon fiber plate, and 5 be motor branch
Frame, 6 be stepper motor, and 7 be main shaft, and 8 be shaft coupling, and 9 be rubber cushion blocks, and 10 be metallic gasket, and 11 be bearing block, and 12 be motor
Handwheel, 13 be power transmission shaft, and 14 be M5 bolts, and 15 be M5 packing rings, and 16 be M5 nuts.
Embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of Small and micro-satellite throwing device, including AT89C51 single-chip microcomputers (or other forms control core
Piece), microcomputer development plate, stepper motor driver, stepper motor 6, shaft coupling 8, main shaft 7, bearing block 11 (2), motor hand
Wheel 12, rubber cushion blocks 9, metallic gasket 10, lead, electric machine support 5, power transmission shaft 13 and carbon fiber plate 4.Microcomputer development plate is by drawing
Line is connected on stepper motor driver, and stepper motor driver is connected on stepper motor 6 by dedicated pin, stepper motor
6 are fixed in carbon fiber plate 4 by electric machine support 5, and the main shaft of stepper motor 6 is linked together simultaneously with power transmission shaft 13 by shaft coupling 8
It ensure that axiality.The centre of power transmission shaft 13 is that a motor handwheel 12 is placed in the underface of carbon fiber plate 4, passes through motor handwheel 12
Hanging fire extinguishing bomb.A bearing block 11 is placed in 12 symmetrical position of motor handwheel respectively, and the external force for bearing device is (main
If fire extinguisher bomb).In order to ensure contour, one rubber of installation below bearing block 11 of the main shaft of stepper motor 6 and power transmission shaft 13
Cushion block 9, for adjusting the distance between bearing block 11 and carbon fiber plate 4.But because the thickness ratio of rubber cushion blocks 9 is relatively fixed, in rubber
A metallic gasket 10 is added to realize a fine setting of distance between the two on rubber cushion block 9 again.Using signal conversion chip ULN2003A,
Realize the communication between single-chip microcomputer and stepper motor driver；Single-chip microcomputer sends pulse signal control stepper motor driver, enters
And control stepper motor 6 to rotate certain angle, corresponding angle is rotated by the drive motor handwheel 12 of shaft coupling 8, so as to real
Existing weight is jettisoninged.Corresponding motor handwheel and electric machine support are matched from 42 stepper motors.From the wide 200mm* of long 300mm*
High 3mm carbon fiber plate.From the high 15mm of the wide 150mm* of long 150mm* rubber cushion blocks.From the high 2mm's of the wide 60mm* of long 20mm*
Metallic gasket.From 5/8 plum coupling.From fixing hole away from for 37mm, shaft hole diameter is 8mm bearing block, from 42
Motor handwheel.
As shown in Fig. 2 the upper left side of AT89C51 single-chip microcomputers is clock circuit, peculiar clock frequency is provided for exterior interrupt
Rate.It is below reset circuit, circuit is returned to original state.The lower left of device is signal conversion chip ULN2003A,
Realize the signal conversion between single-chip microcomputer and stepper motor driver.The right of single-chip microcomputer is MAX232 chips, is gone here and there for connecting
Mouth and the transmission for realizing signal, its right are used for external connection for the port of serial ports.There is a button lower right of single-chip microcomputer, control
The order of jettisoninging of whole device processed.In described delivery device, program is burnt by monolithic by development board by software programming
In machine, and then control stepper motor driver.Stepper motor is controlled to rotate a certain angle by stepper motor driver.Stepping
Motor drives the corresponding angle of hand wheel rotating by shaft coupling.Motor handwheel rotates to certain angle, and weight will be along recessed
Notch and come off, realize launch.
As shown in figure 3, actual missile installation is fixed relatively complicated, it is necessary to carry out multiple tracks processing work to object on axle and axle
Sequence.Realize the installation and fixation of weight in the present invention using motor handwheel, the installation of object and solid in significantly easy actual axle
It is fixed, avoid waste spatially.
As shown in figure 4, during actual dispensing weight, often occur that missile is unable to towing hook, motor handwheel is processed in the present invention
Groove, make motor handwheel after being rotated by 90 °, can smoothly depart from handwheel, realize and launch.
As shown in figure 5, to ensure axiality, it is contemplated that the load-bearing problem of Small and micro-satellite, rubber cushion blocks need to be added to adjust
The distance between whole connector.But elastomeric material is difficult to punch, and metal material is too heavy.Pass through in the present invention
It is processed using to rubber cushion blocks outline edge, realizes that it adjusts the function of spacing.
As shown in fig. 6, after due to adding rubber cushion blocks in practice, the reliability between connector substantially reduces.The present invention
The middle metallic gasket using punching, increase the reliability installed between connector.
Above-described is only the principle of the present invention and preferred embodiment.It should be pointed out that the ordinary skill for this area
For personnel, on the basis of the principle of the present invention, some modifications can also be made, also should be regarded as protection scope of the present invention.
Claims (8)
- A kind of 1. Small and micro-satellite throwing device, it is characterised in that：The device includes AT89C51 single-chip microcomputers, microcomputer development Plate, stepper motor driver, stepper motor (6), shaft coupling (8), main shaft (7), 2 bearing blocks (11), motor handwheel (12), rubber Rubber cushion block (9), metallic gasket (10), lead, electric machine support (5), power transmission shaft (13) and carbon fiber plate (4)；Microcomputer development plate leads to Cross lead to be connected on stepper motor driver, stepper motor driver is connected on stepper motor (6) by lead, stepping electricity Machine (6) is fixed in carbon fiber plate (4) by electric machine support (5), and main shaft (7) and the power transmission shaft (13) of stepper motor (6) pass through connection Axle device (8) links together and ensure that axiality；The middle position of power transmission shaft (13) installs a motor handwheel (12), leads to Cross motor handwheel (12) hanging fire extinguishing bomb；A bearing block (11) is placed in motor handwheel (12) symmetrical position respectively, One rubber cushion blocks (9) is installed between bearing block (11) and carbon fiber plate (4), adds a metallic gasket again on rubber cushion blocks (9) (10), rubber cushion blocks (9) and metallic gasket (10) are used to adjust the distance between bearing block (11) and carbon fiber plate (4), make stepping The main shaft (7) and power transmission shaft (13) of motor (6) are contour, with bolt by bearing block (11), metallic gasket (10), rubber cushion blocks (9), Carbon fiber plate (4) connects；Communicated using the signal conversion chip in AT89C51 single-chip microcomputers and microcomputer development plate, single-chip microcomputer Pulse signal control stepper motor driver is sent, and then controls stepper motor (6) to rotate certain angle, passes through shaft coupling (8) drive motor handwheel (12) rotates corresponding angle, so as to realize jettisoninging for weight.
- 2. unmanned plane throwing device according to claim 1, it is characterised in that：The thickness ratio of rubber cushion blocks (9) is relatively fixed, Metallic gasket (10) realizes a fine setting of distance between power transmission shaft (13) and carbon fiber plate (4).
- 3. unmanned plane throwing device according to claim 1, it is characterised in that：Bearing block (11) is used to bear the device External force, the external force are mainly the gravity of fire extinguisher bomb.
- 4. unmanned plane throwing device according to claim 1, it is characterised in that：Stepper motor (6) selects 42 stepper motors, 42 stepper motors match corresponding motor handwheel and electric machine support, from the high 3mm of the wide 200mm* of long 300mm* carbon fiber plate, select The high 15mm of the long wide 100mm* of 100mm* rubber cushion blocks, from the high 2mm of the wide 60mm* of long 20mm* metallic gasket, bearing block (11) From fixing hole away from being 8mm bearing block for 37mm, shaft hole diameter, motor handwheel (12) selects the hand that 42 stepper motors match Wheel.
- 5. unmanned plane throwing device according to claim 1, it is characterised in that：Microcomputer development plate adds in the design process ULN2003A signal conversion chip is filled, realizes the normal communication of stepper motor driver and single-chip microcomputer.
- 6. unmanned plane throwing device according to claim 1, it is characterised in that：The outward flange of rubber cushion blocks (9) is carried out Processing, the wide 5mm of 5mm* one long small cushion block is dug out, bolt is just arranged on the groove of rubber cushion blocks.
- 7. unmanned plane throwing device according to claim 1, it is characterised in that：Metallic gasket (10) is processed into symmetrically Two holes, the spacing of holes and the pitch of holes of bearing block are consistent, and the thickness of metallic gasket (10) is 2mm, increase bearing block, Stability in carbon fiber plate and rubber cushion blocks installation process, and realize the fine setting to spacing.
- 8. unmanned plane throwing device according to claim 1, it is characterised in that：From motor handwheel (12), and it is processed into 90 degree of groove, weight is suspended on above, weight successfully can come off from groove after handwheel rotates a certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511021462.2A CN105644786B (en) | 2015-12-30 | 2015-12-30 | A kind of Small and micro-satellite throwing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511021462.2A CN105644786B (en) | 2015-12-30 | 2015-12-30 | A kind of Small and micro-satellite throwing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105644786A CN105644786A (en) | 2016-06-08 |
| CN105644786B true CN105644786B (en) | 2017-11-14 |
Family
ID=56489953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511021462.2A Expired - Fee Related CN105644786B (en) | 2015-12-30 | 2015-12-30 | A kind of Small and micro-satellite throwing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105644786B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114861A (en) * | 2016-08-22 | 2016-11-16 | 北京朗森基科技发展有限公司 | A kind of unmanned vehicle transports mechanism of jettisoninging |
| CN106301114B (en) * | 2016-08-22 | 2020-02-14 | 北京朗森基科技发展有限公司 | Transportation throwing controller on unmanned vehicles |
| CN107089331B (en) * | 2017-06-09 | 2019-04-02 | 娄文忠 | A kind of fire extinguisher bomb jettison system carried and its method of jettisoninging |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203638096U (en) * | 2014-01-09 | 2014-06-11 | 厦门大学 | Air-drop device of drone |
| CN204507271U (en) * | 2015-04-08 | 2015-07-29 | 辽宁力德航空科技有限公司 | The aerial delivery device of unmanned plane |
| CN105129091A (en) * | 2015-08-13 | 2015-12-09 | 王清洁 | Extinguishing device for unmanned aerial vehicle |
| CN205327419U (en) * | 2015-12-30 | 2016-06-22 | 北京航空航天大学 | Micro unmanned aerial vehicle device of jettisoninging |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9346547B2 (en) * | 2013-08-26 | 2016-05-24 | Google Inc. | Mechanisms for lowering a payload to the ground from a UAV |
-
2015
- 2015-12-30 CN CN201511021462.2A patent/CN105644786B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203638096U (en) * | 2014-01-09 | 2014-06-11 | 厦门大学 | Air-drop device of drone |
| CN204507271U (en) * | 2015-04-08 | 2015-07-29 | 辽宁力德航空科技有限公司 | The aerial delivery device of unmanned plane |
| CN105129091A (en) * | 2015-08-13 | 2015-12-09 | 王清洁 | Extinguishing device for unmanned aerial vehicle |
| CN205327419U (en) * | 2015-12-30 | 2016-06-22 | 北京航空航天大学 | Micro unmanned aerial vehicle device of jettisoninging |
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| CN105644786A (en) | 2016-06-08 |
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Granted publication date: 20171114 Termination date: 20191230 |