CN104677665B - Simulation load and measurement device of transfer mechanism test bed - Google Patents
Simulation load and measurement device of transfer mechanism test bed Download PDFInfo
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- CN104677665B CN104677665B CN201510103144.4A CN201510103144A CN104677665B CN 104677665 B CN104677665 B CN 104677665B CN 201510103144 A CN201510103144 A CN 201510103144A CN 104677665 B CN104677665 B CN 104677665B
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Abstract
The invention relates to a simulation load and measurement device of a transfer mechanism test bed, belongs to the field of simulation load and measurement, and is used for driving a transfer mechanism and measuring an input speed and an input force. A driving unit comprises a servo motor, a transmission shaft I and a shaft coupler I; a linear motion unit comprises a transmission shaft II, a shaft coupler II, a nut sliding block and a positioning sleeve; a fixing unit comprises a base, an adapter plate I, an adapter plate II and a linear unit mounting substrate; a measuring unit comprises a cantilever-type sensor, a sensor fixing base and a sensor fixing pressing plate; a sliding reversing unit comprises a self-lubricating graphite copper sleeve, a driving pin shaft arm support, a driving pin shaft arm, a driving pin shaft shielding cap, an upper sealing ring, a lower sealing ring and a driving pin shaft; the driving unit is connected with the linear motion unit; the linear motion unit is mounted on the fixing unit; the measuring unit is connected with the fixing unit; one end of the sliding reversing unit is connected with the measuring unit; the other end of the sliding reversing unit is connected with the transfer mechanism.
Description
Technical field
The present invention relates to a kind of fictitious load and measurement apparatus, are in particular that a kind of transfer device is test bed
Fictitious load and measurement apparatus, belong to fictitious load and fields of measurement.
Background technology
As the unique natural satellite of the earth, detection study is carried out to the moon, at aspects such as science and technology, economy, military affairs, politics
It is of great importance.China " goddess in the moon " moon exploration program be divided into for three phases, i.e., around, fall, return.Lunar exploration the third stage of the project will be using sample
Container transfer device, its function are that lunar soil shuttle is transferred to around ground aircraft from moon orbiter.
As space is limited, architecture quality requires that harsh, space temperature span is larger, these unfavorable factors are to transfer
The structure design of mechanism, motion credibility propose acid test.Therefore, development transfer device transmission efficiency test experiments are needed badly
Platform carries out the ground test of transfer device, verifies the reliability of transfer device work by the detection to transmission efficiency.
The content of the invention
The invention mainly solves the technical problem of providing a kind of test bed fictitious load of transfer device and measurement
Device, is capable of achieving to drive transfer device, measurement input speed and input power.
To solve above-mentioned technical problem, the test bed fictitious load of transfer device of the present invention and measurement apparatus, which is special
Levy and be：The test bed fictitious load of the transfer device and measurement apparatus include driver element, linear motion unit, fixation
Unit, measuring unit, slip reversing unit and transfer device, wherein driver element are connected to linear motion unit, linear motion
Unit is arranged on fixed cell, and measuring unit is connected on fixed cell, and slip reversing unit one end is connected to measuring unit,
The slip reversing unit other end is connected to transfer device.
The driver element includes servomotor, power transmission shaft I and shaft coupling I, by connection between servomotor and power transmission shaft I
Axle device I is fixedly connected.
The linear motion unit includes power transmission shaft II, shaft coupling II, nut slider and positioning sleeve, power transmission shaft I and transmission
Connected by shaft coupling II between axle II, nut slider is connected on power transmission shaft II and is coordinated with power transmission shaft II and is driven, positioning sleeve
It is connected to one end of power transmission shaft II.
The fixed cell includes pedestal, positive stop, pinboard I, pinboard II and straight line units installation base plate, pedestal
On be connected with multiple positive stops, straight line units installation base plate is connected on pedestal, and pinboard I is connected on nut slider, turn
Fishplate bar II is connected on pinboard I.
The measuring unit includes cantilever sensor, sensor fixed seat and sensor fixation clip, cantilevered sensing
Device is connected on pinboard II, and sensor fixed seat and sensor fixation clip are both connected on cantilever sensor.
The slip reversing unit includes self-lubricating graphite copper sheathing, drive pin armshaft bearing, drive pin armshaft, driving bearing pin
Door, upper sealing ring, lower seal and driving bearing pin, self-lubricating graphite copper sheathing have multiple and are enclosed within sensor fixed seat, drive
Dynamic bearing pin arm bearing is connected in sensor fixed seat, and self-lubricating graphite copper sheathing is located at sensor fixed seat and drive pin armshaft
Between seat, drive pin armshaft is connected on drive pin armshaft bearing, passes through driving bearing pin between drive pin armshaft and transfer device
Connection, driving bearing pin are located in the inner chamber of drive pin armshaft one end, and the lower end of inner chamber is provided with lower seal, and the upper end of inner chamber is provided with
Upper sealing ring is simultaneously connected with driving bearing pin door.
As the further optimization of the technical program, the test bed fictitious load of transfer device of the present invention and measurement dress
It is multidiameter to put described power transmission shaft II, and its two ends is light shaft part, and interlude is provided with external screw thread, is matched somebody with somebody with the female thread of nut slider
Transmission is closed, on the two ends light shaft part of power transmission shaft II, bearing is connected with.
As the further optimization of the technical program, the test bed fictitious load of transfer device of the present invention and measurement dress
Described pedestal is put in " work " font, is formed by connecting by four longitudinal beams and two transverse beams.
As the further optimization of the technical program, the test bed fictitious load of transfer device of the present invention and measurement dress
Putting described self-lubricating graphite copper sheathing has two, is connected to the both sides of sensor fixed seat, and two self-lubricating graphites
The dead in line of copper sheathing, sensor fixed seat can be rotated along the axis of two self-lubricating graphite copper sheathings, drive pin armshaft bearing
Can rotate along the axis of two self-lubricating graphite copper sheathings.
As the further optimization of the technical program, the test bed fictitious load of transfer device of the present invention and measurement dress
Put described servomotor and be provided with code-disc.
The test bed fictitious load of transfer device of the present invention and measurement apparatus have the beneficial effect that：
The test bed fictitious load of a, transfer device of the present invention and measurement apparatus are capable of achieving to drive transfer device and survey
Amount input speed and input power；
The test bed fictitious load of b, transfer device of the present invention and measurement apparatus are simple and quick, high without the need for opening
Cryostat can just be completed to shrink transfer device, launch whole motor process measurement.
Description of the drawings
The present invention will be further described in detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the test bed fictitious load of transfer device of the present invention and measurement apparatus.
Fig. 2 is the A-A in Fig. 1 to sectional view.
Fig. 3 is the B-B direction sectional view in Fig. 1.
Fig. 4 is the top view of the test bed fictitious load of transfer device of the present invention and measurement apparatus.
In figure：Power transmission shaft I 1；Power transmission shaft II 2；Shaft coupling II 3；Nut slider 4；Positioning sleeve 5；Pedestal 6；Positive stop 6-
1；Pinboard I 7；Pinboard II 8；Straight line units installation base plate 9；Cantilever sensor 10；Sensor fixed seat 11；Sensor is solid
Fixed pressuring plate 12；Self-lubricating graphite copper sheathing 13；Drive pin armshaft bearing 14；Drive pin armshaft 15；Driving bearing pin door 16；Upper sealing
Circle 17；Lower seal 18；Driving bearing pin 19.
Specific embodiment
Specific embodiment one：
Present embodiment, the test bed mould of transfer device described in present embodiment are illustrated with reference to Fig. 1,2,3,4
Intending load and measurement apparatus includes driver element, linear motion unit, fixed cell, measuring unit, slip reversing unit and turns
Telephone-moving structure, wherein driver element are connected to linear motion unit, and linear motion unit is arranged on fixed cell, and measuring unit connects
It is connected on fixed cell, slip reversing unit one end is connected to measuring unit, the slip reversing unit other end is connected to transfer
Structure.
The driver element includes servomotor, power transmission shaft I 1 and shaft coupling I, passes through between servomotor and power transmission shaft I 1
Shaft coupling I is fixedly connected, and servomotor can drive power transmission shaft I 1 to rotate.From servomotor as dynamical system, it is because
Its rotor speed is controlled by input signal, and energy fast reaction, lightweight, is exerted oneself big, and speed is high, and inertia is little, rotates smooth
The advantages of stable with torque.
The linear motion unit includes power transmission shaft II 2, shaft coupling II 3, nut slider 4 and positioning sleeve 5, I 1 He of power transmission shaft
Connected by shaft coupling II 3 between power transmission shaft II 2, nut slider 4 is connected on power transmission shaft II 2 and is coordinated with power transmission shaft II 2 and passed
Dynamic, positioning sleeve 5 is connected to one end of power transmission shaft II 2.Power transmission shaft I 1 can drive power transmission shaft II 2 to rotate by shaft coupling II 3, pass
The positive and negative rotation of moving axis II 2 can drive nut slider 4 to move left and right on power transmission shaft II 2.
The fixed cell includes that pedestal 6, positive stop 6-1, pinboard I 7, pinboard II 8 and straight line units install base
Plate 9, is connected with multiple positive stop 6-1 on pedestal 6, straight line units installation base plate 9 is connected on pedestal 6, and pinboard I 7 connects
On nut slider 4, pinboard II 8 is connected on pinboard I 7.
The measuring unit includes cantilever sensor 10, sensor fixed seat 11 and sensor fixation clip 12, cantilever
Formula sensor 10 is connected on pinboard II 8, and sensor fixed seat 11 and sensor fixation clip 12 are both connected to cantilevered biography
On sensor 10.Environment residing for cantilever sensor 10 is high and low temperature environment, and impact of the temperature to certainty of measurement is to must take into
Factor, therefore cantilever sensor 10 need to adopt special low-temperature sensor, its foil gauge be low temperature diaphragm, its operating temperature
Scope is -80 DEG C～80 DEG C, and need to carry out temperature-compensating using temperature-compensation circuit, to eliminate temperature drift to certainty of measurement
Affect, from the TCT-1405A type cantilevered pull pressure sensor of Beijing Li Nuotiansheng companies production.
The slip reversing unit includes self-lubricating graphite copper sheathing 13, drive pin armshaft bearing 14, drive pin armshaft 15, drives
Dynamic bearing pin door 16, upper sealing ring 17, lower seal 18 and driving bearing pin 19, self-lubricating graphite copper sheathing 13 have multiple and are enclosed within biography
In sensor fixed seat 11, drive pin armshaft bearing 14 is connected in sensor fixed seat 11, and self-lubricating graphite copper sheathing 13 is located at and passes
Between sensor fixed seat 11 and drive pin armshaft bearing 14, drive pin armshaft 15 is connected on drive pin armshaft bearing 14, is driven
Connected by driving bearing pin 19 between bearing pin arm 15 and transfer device, driving bearing pin 19 is located at the inner chamber of 15 one end of drive pin armshaft
In, the lower end of inner chamber is provided with lower seal 18, and the upper end of inner chamber is provided with sealing ring 17 and is connected with driving bearing pin door 16.It is sliding
The effect of self-lubricating graphite copper sheathing 13 on dynamic reversing unit is to eliminate the offset loading force caused because of malformation, it is ensured that the tension and compression measured
Power is all the time perpendicular to cantilever sensor 10.
Specific embodiment two：
With reference to Fig. 1,4 explanation present embodiments, present embodiment is described further to embodiment one, described
Power transmission shaft II 2 is multidiameter, and its two ends is light shaft part, and interlude is provided with external screw thread, is passed with the screw-internal thread fit of nut slider 4
It is dynamic, bearing is connected with the two ends light shaft part of power transmission shaft II 2.
Specific embodiment three：
With reference to Fig. 1,4 explanation present embodiments, present embodiment is described further to embodiment one, described
Pedestal 6 is in " work " font, is formed by connecting by four longitudinal beams and two transverse beams.
Specific embodiment four：
Present embodiment is illustrated with reference to Fig. 3, present embodiment is described further to embodiment one, it is described from
Lubricating graphite copper sheathing 13 has two, is connected to the both sides of sensor fixed seat 11, and two self-lubricating graphite copper sheathings 13
Dead in line, sensor fixed seat 11 can along two self-lubricating graphite copper sheathings 13 axis rotate, drive pin armshaft bearing
14 can rotate along the axis of two self-lubricating graphite copper sheathings 13.
Specific embodiment five：
Present embodiment is described further to embodiment one, and described servomotor is provided with code-disc, using servo
On rotating speed that the code-disc that motor is carried is measured and power transmission shaft II 2, the helical pitch of thread segment, can calculate moving horizontally for nut slider 4
Speed.
The operation principle of the test bed fictitious load of transfer device of the present invention and measurement apparatus：
The test bed fictitious load of transfer device of the present invention and measurement apparatus are driven by controlling servomotor rotating
Dynamic power transmission shaft I 1 and II 2 positive and negative rotation of power transmission shaft so as to drive nut slider 4 to do reciprocating linear motion, installed in nut slider 4
On pinboard I 7, pinboard II 8 and cantilever sensor 10 follow nut slider 4 to do reciprocating linear motion, cantilevered sensing
Device 10 drives transfer device to realize stretching motion by slip reversing unit, and directly measures the size of pulling force or pressure, i.e., defeated
Enter power.On the rotating speed measured by the code-disc that servomotor is carried and power transmission shaft II 2, the helical pitch of thread segment, can calculate slide nut
The horizontal movement velocity of block 4, i.e. input speed.
Certainly, described above not limitation of the present invention, the present invention are also not limited to the example above, the art
Change, remodeling, addition or replacement that those of ordinary skill is made in the essential scope of the present invention, fall within the guarantor of the present invention
Shield scope.
Claims (5)
1. the test bed fictitious load of transfer device and measurement apparatus, it is characterised in that：The transfer device is test bed
Fictitious load and measurement apparatus include driver element, linear motion unit, fixed cell, measuring unit, slip reversing unit
And transfer device, wherein driver element is connected to linear motion unit, and linear motion unit is arranged on fixed cell, and measurement is single
Unit is connected on fixed cell, and slip reversing unit one end is connected to measuring unit, and the slip reversing unit other end is connected to turn
Telephone-moving structure；
The driver element includes servomotor, power transmission shaft I (1) and shaft coupling I, passes through between servomotor and power transmission shaft I (1)
Shaft coupling I is fixedly connected；
The linear motion unit includes power transmission shaft II (2), shaft coupling II (3), nut slider (4) and positioning sleeve (5), power transmission shaft
Between I (1) and power transmission shaft II (2) by shaft coupling II (3) connect, nut slider (4) be connected on power transmission shaft II (2) and with biography
Moving axis II (2) coordinates transmission, positioning sleeve (5) to be connected to one end of power transmission shaft II (2)；
The fixed cell includes pedestal (6), positive stop (6-1), pinboard I (7), pinboard II (8) and straight line units peace
Dress substrate (9), is connected with multiple positive stops (6-1) on pedestal (6), straight line units installation base plate (9) is connected to pedestal (6)
On, pinboard I (7) is connected on nut slider (4), and pinboard II (8) is connected on pinboard I (7)；
The measuring unit includes cantilever sensor (10), sensor fixed seat (11) and sensor fixation clip (12), hangs
Arm-type sensor (10) is connected on pinboard II (8), and sensor fixed seat (11) and sensor fixation clip (12) are all connected with
On cantilever sensor (10)；
The slip reversing unit include self-lubricating graphite copper sheathing (13), drive pin armshaft bearing (14), drive pin armshaft (15),
Driving bearing pin door (16), upper sealing ring (17), lower seal (18) and driving bearing pin (19), self-lubricating graphite copper sheathing (13) have
Multiple and be enclosed within sensor fixed seat (11), drive pin armshaft bearing (14) is connected in sensor fixed seat (11), from moistening
Between sensor fixed seat (11) and drive pin armshaft bearing (14), drive pin armshaft (15) connects Talcum ink copper sheathing (13)
On drive pin armshaft bearing (14), drive pin armshaft (15) is connected by driving bearing pin (19) and transfer device between, is driven
In the inner chamber of drive pin armshaft (15) one end, the lower end of inner chamber is provided with lower seal (18), the upper end of inner chamber to bearing pin (19)
It is provided with sealing ring (17) and is connected with driving bearing pin door (16).
2. the test bed fictitious load of transfer device according to claim 1 and measurement apparatus, it is characterised in that：Institute
The power transmission shaft II (2) stated is multidiameter, and its two ends is light shaft part, and interlude is provided with external screw thread, the female thread with nut slider (4)
Coordinate transmission, on the two ends light shaft part of power transmission shaft II (2), be connected with bearing.
3. the test bed fictitious load of transfer device according to claim 1 and measurement apparatus, it is characterised in that：Institute
The pedestal (6) stated is formed by connecting by four longitudinal beams and two transverse beams in " work " font.
4. the test bed fictitious load of transfer device according to claim 1 and measurement apparatus, it is characterised in that：Institute
The self-lubricating graphite copper sheathing (13) stated has two, is connected to the both sides of sensor fixed seat (11), and two self-lubricatings
The dead in line of graphite copper sheathing (13), sensor fixed seat (11) can turn along the axis of two self-lubricating graphite copper sheathings (13)
Dynamic, drive pin armshaft bearing (14) can be rotated along the axis of two self-lubricating graphite copper sheathings (13).
5. the test bed fictitious load of transfer device according to claim 1 and measurement apparatus, it is characterised in that：Institute
The servomotor stated is provided with code-disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510103144.4A CN104677665B (en) | 2015-03-10 | 2015-03-10 | Simulation load and measurement device of transfer mechanism test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510103144.4A CN104677665B (en) | 2015-03-10 | 2015-03-10 | Simulation load and measurement device of transfer mechanism test bed |
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| Publication Number | Publication Date |
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| CN104677665A CN104677665A (en) | 2015-06-03 |
| CN104677665B true CN104677665B (en) | 2017-04-12 |
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| CN201510103144.4A Active CN104677665B (en) | 2015-03-10 | 2015-03-10 | Simulation load and measurement device of transfer mechanism test bed |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005821B (en) * | 2019-04-13 | 2020-06-12 | 江西理工大学南昌校区 | High-low temperature box transverse four-degree-of-freedom box penetrating shaft gas sealing device |
| CN111089742A (en) * | 2019-12-24 | 2020-05-01 | 上海航天设备制造总厂有限公司 | Novel high-low temperature driving mechanism real-time performance test bench |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359889A (en) * | 2011-10-10 | 2012-02-22 | 浙江大学 | Recovery device of lunar deep soil collector |
| CN103616180A (en) * | 2013-10-21 | 2014-03-05 | 浙江大学 | Bearing radial dynamic loading fault simulation diagnosis test bed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2902765B1 (en) * | 2006-06-27 | 2008-08-29 | Alcatel Sa | HIGH-LIFE ROTATION POSITIONING DEVICE FOR SPACE APPLICATIONS |
-
2015
- 2015-03-10 CN CN201510103144.4A patent/CN104677665B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359889A (en) * | 2011-10-10 | 2012-02-22 | 浙江大学 | Recovery device of lunar deep soil collector |
| CN103616180A (en) * | 2013-10-21 | 2014-03-05 | 浙江大学 | Bearing radial dynamic loading fault simulation diagnosis test bed |
Non-Patent Citations (2)
| Title |
|---|
| 对接与样品转移机构的结构设计及动力学仿真;饶天宇;《中国优秀硕士学位论文全文数据库工程科技II辑》;20140615(第6期);第10－21页 * |
| 转移机构传递效率测试实验台的关键技术研究;刘旭;《中国优秀硕士学位论文全文数据库工程科技II辑》;20140315(第3期);第10－20，50－51页 * |
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