CN111781399A - Simulation test platform for acceleration sensor - Google Patents
Simulation test platform for acceleration sensor Download PDFInfo
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- CN111781399A CN111781399A CN202010641862.8A CN202010641862A CN111781399A CN 111781399 A CN111781399 A CN 111781399A CN 202010641862 A CN202010641862 A CN 202010641862A CN 111781399 A CN111781399 A CN 111781399A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
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Abstract
The invention discloses a simulation test platform for acceleration sensors, which comprises a workbench, wherein a first motor and a display are fixedly installed on the upper surface of the workbench, a test part and a fixing plate are respectively and fixedly connected to the upper surface of the workbench, a second acceleration sensor is clamped in the fixing plate, the outer side wall of a gear is respectively meshed with two teeth, two sliding rods are fixedly connected between the inner side walls of the workbench, first acceleration sensors are respectively placed in two equipment boxes, so that the two first acceleration sensors can be simultaneously subjected to simulation test, the first acceleration sensors are conveniently fixed and disassembled, workers can conveniently overhaul and replace, the second acceleration sensors can be tested for the accuracy and the sensitivity of the second acceleration sensors under extreme conditions, and the conditions and the states of the second acceleration sensors can be tested under different impact forces, the comprehensiveness of the test can then be improved.
Description
Technical Field
The invention relates to the field of acceleration sensors, in particular to a simulation test platform for an acceleration sensor.
Background
The acceleration sensor is an electronic device capable of measuring acceleration force, the acceleration force is the force acting on an object in the acceleration process, and is equal to the gravity of the earth, namely gravity, the acceleration force can be a constant, and the accelerometer has two types: one is an angular accelerometer, which is an improvement of a gyroscope (angular velocity sensor), and the other is a linear accelerometer.
Acceleration sensor need detect the performance to it after making out, and the quality and the accuracy of product do, current test platform detect comparatively trouble, and inconvenient installs and dismantle acceleration sensor, is difficult to detect two simultaneously, and is difficult to detect under the special circumstances, detects comprehensively inadequately, and is comparatively single, leads to detecting the easy error that appears then, so, we propose a simulation test platform for acceleration sensor.
Disclosure of Invention
The invention mainly aims to provide a simulation test platform for an acceleration sensor, which can effectively solve the problems in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
a simulation test platform for an acceleration sensor comprises a workbench, wherein a first motor and a display are fixedly installed on the upper surface of the workbench, a test part and a fixing plate are fixedly connected to the upper surface of the workbench respectively, a second acceleration sensor is clamped inside the fixing plate, the output end of the first motor penetrates through the outer surface of the workbench to extend into the workbench and is fixedly connected with a third connecting plate, the lower surface of the third connecting plate is fixedly connected with a connecting rod, the lower surface of the connecting rod is fixedly connected with a limiting wheel, two limiting plates are fixedly connected to the inner bottom wall of the workbench, pulleys are slidably connected inside the two limiting plates, a first transmission plate and a second transmission plate are fixedly connected to the upper surfaces of the two pulleys respectively, a transmission ring is fixedly connected to the upper surface of the first transmission plate, and the limiting wheel is located inside the transmission ring, and driving ring and spacing round sliding connection, the inside diapire of workstation rotates through the bearing and is connected with the pivot, the lateral wall fixedly connected with gear of pivot, the equal fixedly connected with tooth of relative terminal surface of second driving plate and first driving plate, the lateral wall of gear meshes with two tooth mutually respectively, two slide bars of fixed connection between the inside lateral wall of workstation, two the equal sliding connection of lateral wall of slide bar has the sliding sleeve, two the equal fixedly connected with kicking block of lateral wall of sliding sleeve, two the outside and the fixedly connected with equipment box that the spout extends to the workstation are passed respectively to the one end of kicking block, two first acceleration sensor, two have all been placed to the inside of equipment box the sliding sleeve respectively with first driving plate and second driving plate equal fixedly connected with connecting block between two liang.
Preferably, the inside lateral wall fixedly connected with first spring of equipment box, the one end fixedly connected with fixture block of first spring, the lateral wall fixedly connected with transfer line of fixture block, the lateral wall and the first acceleration sensor looks joint of first spring are kept away from to the fixture block.
Preferably, both ends of the outer side wall of each clamping block are fixedly connected with sliding blocks, and one ends of the two sliding blocks are respectively connected with the equipment box in a sliding mode through sliding grooves.
Preferably, the testing part comprises a first supporting block and a second supporting block which are fixedly connected to the upper surface of the workbench, the upper surface of the first supporting block is fixedly connected with a limiting sleeve, the upper surface of the second supporting block is fixedly provided with a second motor, the output end of the second motor is fixedly connected with a first connecting plate, the outer side wall of the first connecting plate is hinged with a second connecting plate, the middle part of the limiting sleeve is slidably connected with a sliding column, one end of the second connecting plate is hinged with the sliding column, the inner side wall of the sliding column is rotatably connected with a screw rod through a bearing, one end of the screw rod passes through a round hole and extends to the outside of the sliding column and is fixedly connected with a transmission disc, the outer side wall of the screw rod is in threaded connection with a threaded sleeve, the two ends of the outer side surface of the threaded sleeve are fixedly connected with second transmission blocks, one end of each of the two second transmission blocks is fixedly connected with a, one end of each of the two first transmission blocks is connected with the side wall of the sliding column in a sliding mode through the sliding groove, the middle of the transmission sleeve is connected with the transmission column in a sliding mode, one end of the transmission column penetrates through the round hole to extend to the outside of the sliding column and is fixedly connected with an impact ball, and a second spring is fixedly connected between the impact ball and the transmission sleeve.
Preferably, two spacing holes have been seted up to the inside lateral wall of fixed plate, the equal fixedly connected with third spring in inside in two spacing holes, the equal fixedly connected with spacing of one end of two third springs, with second acceleration sensor looks joint between spacing and the fixed plate inner wall.
Preferably, the outer side wall of the limiting frame is fixedly connected with a handle.
Preferably, one end of the transmission rod penetrates through the round hole to extend to the outside of the equipment box, and is fixedly connected with a pull ring.
Compared with the prior art, the invention has the following beneficial effects:
(1) start first motor, drive spacing round on the connecting rod through the third connecting plate and slide at the transmission ring, make then it drive first transmission plate and slide in the limiting plate through the pulley, drive the pivot then and rotate for the second transmission plate slides, make the sliding sleeve slide in the slide bar through the connecting block, drive two equipment box through the kicking block then and carry out the back-and-forth movement, then can carry out the emulation test to two first accelerated speed transducer simultaneously.
(2) The pulling ring is pulled, then the clamping block is driven through the transmission rod to extrude the first spring, then the first acceleration sensor is placed in the equipment box, then the pulling ring is released, the first spring pushes the clamping block to fix the first acceleration sensor, therefore, the first acceleration sensor is convenient to fix and detach, and the worker can conveniently overhaul and replace the first acceleration sensor.
(3) Through setting up the test part, the second motor starts to drive first connecting plate and rotates, promotes the traveller through the second connecting plate then, can make impact ball striking fixed plate on the traveller then, can test second acceleration sensor then under extreme condition, test second acceleration sensor's accuracy and sensitivity.
(4) The rotation driving disc drives the screw rod to rotate, then can drive the transmission sleeve on the second transmission block through the swivel nut and carry out the adjusting position, then can control the distance between impact ball and the fixed plate on the transmission post to can test the condition and the state of second acceleration sensor under different striking dynamics, then can improve the comprehensiveness of test.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a simulation test platform for an acceleration sensor according to the present invention;
FIG. 2 is a schematic structural diagram of the inside of a simulation test platform workbench for an acceleration sensor according to the present invention;
FIG. 3 is a schematic diagram of an external connection structure of a simulation test platform gear for an acceleration sensor according to the present invention;
FIG. 4 is a schematic diagram of the internal structure of a simulation test platform equipment box for acceleration sensors according to the present invention;
FIG. 5 is a side view of a simulation test platform for an acceleration sensor according to the present invention;
FIG. 6 is a schematic diagram of a testing component of a simulation test platform for acceleration sensors according to the present invention;
FIG. 7 is a schematic diagram of an internal structure of a strut of a simulation test platform for an acceleration sensor according to the present invention;
fig. 8 is a schematic diagram of an external connection structure of a fixing plate of a simulation test platform for an acceleration sensor according to the present invention.
In the figure: 1. a work table; 2. a first motor; 3. a display; 4. a testing component; 401. a first support block; 402. a second support block; 403. a second motor; 404. a limiting sleeve; 405. a traveler; 406. a first connecting plate; 407. a second connecting plate; 408. a transmission sleeve; 409. a first transmission block; 410. a second spring; 411. a drive post; 412. striking a ball; 413. a screw; 414. A threaded sleeve; 415. a second transmission block; 416. a drive plate; 5. a fixing plate; 6. a limiting plate; 7. a pulley; 8. a first drive plate; 9. a drive ring; 10. a third connecting plate; 11. a connecting rod; 12. a limiting wheel; 13. teeth; 14. a rotating shaft; 15. a gear; 16. a second drive plate; 17. a slide bar; 18. a sliding sleeve; 19. connecting blocks; 20. a top block; 21. an equipment box; 22. A first acceleration sensor; 23. a first spring; 24. a transmission rod; 25. a clamping block; 26. a slider; 27. a pull ring; 28. a limiting hole; 29. a third spring; 30. a limiting frame; 31. a handle; 32. a second acceleration sensor.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-8, a simulation test platform for an acceleration sensor comprises a workbench 1, a first motor 2 and a display 3 are fixedly installed on the upper surface of the workbench 1, a test part 4 and a fixing plate 5 are fixedly connected to the upper surface of the workbench 1 respectively, a second acceleration sensor 32 is clamped inside the fixing plate 5, an output end of the first motor 2 penetrates through the outer surface of the workbench 1 and extends into the workbench 1, a third connecting plate 10 is fixedly connected to the outer surface of the workbench, a connecting rod 11 is fixedly connected to the lower surface of the third connecting plate 10, a limiting wheel 12 is fixedly connected to the lower surface of the connecting rod 11, two limiting plates 6 are fixedly connected to the inner bottom wall of the workbench 1, pulleys 7 are slidably connected to the inner parts of the two limiting plates 6, a first transmission plate 8 and a second transmission plate 16 are fixedly connected to the upper surfaces of the two pulleys 7 respectively, a transmission ring 9 is fixedly connected, the limiting wheel 12 is positioned inside the transmission ring 9, the transmission ring 9 is connected with the limiting wheel 12 in a sliding manner, the inner bottom wall of the workbench 1 is rotatably connected with a rotating shaft 14 through a bearing, the outer side wall of the rotating shaft 14 is fixedly connected with a gear 15, the opposite end surfaces of the second transmission plate 16 and the first transmission plate 8 are fixedly connected with teeth 13, the outer side wall of the gear 15 is respectively meshed with the two teeth 13, two sliding rods 17 are fixedly connected between the inner side walls of the workbench 1, the outer side walls of the two sliding rods 17 are respectively connected with sliding sleeves 18 in a sliding manner, the outer side walls of the two sliding sleeves 18 are respectively connected with ejector blocks 20 in a fixed manner, one ends of the two ejector blocks 20 respectively penetrate through the sliding grooves to extend to the outer part of the workbench 1 and are fixedly connected with equipment boxes 21, first acceleration sensors 22 are respectively placed inside the two equipment boxes 21, and connecting blocks 19 are respectively fixedly connected between the two, the two first acceleration sensors 22 can be continuously subjected to simulation detection, which is beneficial to improving the detection accuracy.
The first spring 23 of inside lateral wall fixedly connected with of equipment box 21, the one end fixedly connected with fixture block 25 of first spring 23, the lateral wall fixedly connected with transfer line 24 of fixture block 25, the lateral wall that first spring 23 was kept away from to fixture block 25 and first acceleration sensor 22 joint mutually, is convenient for install and dismantle first acceleration sensor 22.
The equal fixedly connected with slider 26 in lateral wall both ends of fixture block 25, the one end of two sliders 26 is respectively through spout and equipment box 21 sliding connection, is favorable to improving the stability of installation.
The testing part 4 comprises a first supporting block 401 and a second supporting block 402 which are fixedly connected with the upper surface of the workbench 1, the upper surface of the first supporting block 401 is fixedly connected with a limiting sleeve 404, the upper surface of the second supporting block 402 is fixedly provided with a second motor 403, the output end of the second motor 403 is fixedly connected with a first connecting plate 406, the outer side wall of the first connecting plate 406 is hinged with a second connecting plate 407, the middle part of the limiting sleeve 404 is slidably connected with a sliding column 405, one end of the second connecting plate 407 is hinged with the sliding column 405, the inner side wall of the sliding column 405 is rotatably connected with a screw 413 through a bearing, one end of the screw 413 passes through a round hole to extend to the outside of the sliding column 405 and is fixedly connected with a transmission disc 416, the outer side wall of the screw 413 is in threaded connection with a threaded sleeve 414, the two ends of the outer side surface of the threaded sleeve 414 are fixedly connected with second transmission blocks 415, one end of the two second transmission, the lateral surface both ends of transmission cover 408 are the first transmission piece 409 of fixedly connected with respectively, the one end of two first transmission pieces 409 is respectively through spout and traveller 405 lateral wall sliding connection, the middle part sliding connection of transmission cover 408 has transmission post 411, the one end of transmission post 411 passes the round hole and extends to outside and fixedly connected with impact ball 412 of traveller 405, fixedly connected with second spring 410 between impact ball 412 and the transmission cover 408, be convenient for test second acceleration sensor 32 under the special circumstances of different dynamics, be favorable to improving the comprehensive of test.
Two spacing holes 28 have been seted up to the inside lateral wall of fixed plate 5, the equal fixedly connected with third spring 29 in inside of two spacing holes 28, the equal fixedly connected with spacing 30 of one end of two third springs 29, with second acceleration sensor 32 looks joint between spacing 30 and the fixed plate 5 inner wall, be convenient for install and dismantle second acceleration sensor 32.
The outer side wall of the limiting frame 30 is fixedly connected with a handle 31, so that the limiting frame 30 can be pulled conveniently.
One end of the transmission rod 24 passes through the circular hole and extends to the outside of the equipment box 21, and a pull ring 27 is fixedly connected to the transmission rod, so that the clamping block 25 can be pulled conveniently.
It should be noted that, the present invention is a simulation test platform for acceleration sensors, a worker first inspects a device, then pulls the pull ring 27, then drives the fixture block 25 to extrude the first spring 23 through the transmission rod 24, then places the first acceleration sensor 22 in the device box 21, then releases the pull ring 27, the first spring 23 pushes the fixture block 25 to fix the first acceleration sensor 22, tests the first acceleration sensor 22, starts the first motor 2, drives the limiting wheel 12 on the connection rod 11 to slide on the transmission ring 9 through the third connection plate 10, then drives the first transmission plate 8 to slide in the limiting plate 6 through the pulley 7, then drives the rotation shaft 14 to rotate, so that the second transmission plate 16 slides, slides the sliding sleeve 18 in the sliding rod 17 through the connection block 19, then drives the two device boxes 21 to move back and forth through the top block 20, simultaneously, the two first acceleration sensors 22 are subjected to simulation test, the test result is transmitted into the display 3, then the handle 31 is pulled to enable the limiting frame 30 to move outwards, the second acceleration sensor 32 is placed on the inner wall of the fixing plate 5, then the limiting frame 30 is released, the third spring 29 is contracted, then the limiting frame 30 is enabled to fix the second acceleration sensor 32, the second motor 403 is started to drive the first connecting plate 406 to rotate, then the sliding column 405 is pushed through the second connecting plate 407, then the impact ball 412 on the sliding column 405 can impact the fixing plate 5, then the accuracy and the sensitivity of the second acceleration sensor 32 under extreme conditions of the second acceleration sensor 32 can be tested, the driving disc 416 is rotated to drive the screw 413 to rotate, then the driving sleeve 408 on the second driving block 415 can be driven through the threaded sleeve 414 to adjust the position, and then the distance between the impact ball 412 on the driving column 411 and the fixing plate 5 can be controlled, the condition and state of the second acceleration sensor 32 can be tested at different impact forces.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A simulation test platform for acceleration sensors, comprising a worktable (1), characterized in that: the upper surface of the workbench (1) is fixedly provided with a first motor (2) and a display (3), the upper surface of the workbench (1) is fixedly connected with a testing part (4) and a fixing plate (5) respectively, the inside of the fixing plate (5) is clamped with a second acceleration sensor (32), the output end of the first motor (2) penetrates through the outer surface of the workbench (1) and extends to the inside of the workbench and is fixedly connected with a third connecting plate (10), the lower surface of the third connecting plate (10) is fixedly connected with a connecting rod (11), the lower surface of the connecting rod (11) is fixedly connected with a limiting wheel (12), the inner bottom wall of the workbench (1) is fixedly connected with two limiting plates (6), the insides of the two limiting plates (6) are both slidably connected with pulleys (7), and the upper surfaces of the two pulleys (7) are respectively fixedly connected with a first transmission plate (8) and a second transmission plate (16), last fixed surface of first drive plate (8) is connected with drive ring (9), spacing round (12) are located the inside of drive ring (9), and drive ring (9) and spacing round (12) sliding connection, the inside diapire of workstation (1) is rotated through the bearing and is connected with pivot (14), lateral wall fixedly connected with gear (15) of pivot (14), the equal fixedly connected with tooth (13) of relative terminal surface of second driving plate (16) and first drive plate (8), the lateral wall of gear (15) meshes with two tooth (13) respectively mutually, two slide bar (17) of fixed connection between the inside lateral wall of workstation (1), two the equal sliding connection of lateral wall of slide bar (17) has sliding sleeve (18), two the equal fixedly connected with kicking block (20) of lateral wall of sliding sleeve (18), two the one end of kicking block (20) is passed the spout respectively and is extended to the outside of workstation (1) and fixedly connected with kicking block (20) is connected with The equipment box (21), two first acceleration sensor (22), two have all been placed to the inside of equipment box (21) sliding sleeve (18) respectively with first drive plate (8) and second drive plate (16) between two liang equal fixedly connected with connecting block (19).
2. The simulation test platform for an acceleration sensor according to claim 1, characterized in that: the inside lateral wall fixedly connected with first spring (23) of equipment box (21), one end fixedly connected with fixture block (25) of first spring (23), lateral wall fixedly connected with transfer line (24) of fixture block (25), the lateral wall that first spring (23) were kept away from in fixture block (25) and first acceleration sensor (22) looks joint.
3. The simulation test platform for an acceleration sensor according to claim 2, characterized in that: the two ends of the outer side wall of the clamping block (25) are fixedly connected with sliding blocks (26), and one ends of the two sliding blocks (26) are respectively connected with the equipment box (21) in a sliding mode through sliding grooves.
4. The simulation test platform for an acceleration sensor according to claim 1, characterized in that: the testing part (4) comprises a first supporting block (401) and a second supporting block (402) which are fixedly connected to the upper surface of the workbench (1), the upper surface of the first supporting block (401) is fixedly connected with a limiting sleeve (404), the upper surface of the second supporting block (402) is fixedly provided with a second motor (403), the output end of the second motor (403) is fixedly connected with a first connecting plate (406), the outer side wall of the first connecting plate (406) is hinged with a second connecting plate (407), the middle part of the limiting sleeve (404) is slidably connected with a sliding column (405), one end of the second connecting plate (407) is hinged with the sliding column (405), the inner side wall of the sliding column (405) is rotatably connected with a screw rod (413) through a bearing, one end of the screw rod (413) passes through a round hole and extends to the outside of the sliding column (405) and is fixedly connected with a transmission disc (416), the outer side wall of the screw rod, the equal fixedly connected with second transmission piece (415) in lateral surface both ends of swivel nut (414), the one end difference fixedly connected with transmission cover (408) of two second transmission pieces (415) and through spout and traveller (405) diapire sliding connection, the first transmission piece (409) of lateral surface both ends difference fixedly connected with of transmission cover (408), the one end of two first transmission pieces (409) is respectively through spout and traveller (405) lateral wall sliding connection, the middle part sliding connection of transmission cover (408) has transmission post (411), the one end of transmission post (411) is passed the round hole and is extended to outside and fixedly connected with striking ball (412) of traveller (405), fixedly connected with second spring (410) between striking ball (412) and transmission cover (408).
5. The simulation test platform for an acceleration sensor according to claim 1, characterized in that: two spacing holes (28) have been seted up to the inside lateral wall of fixed plate (5), the equal fixedly connected with third spring (29) in inside of two spacing holes (28), the equal fixedly connected with spacing (30) of one end of two third springs (29), between spacing (30) and fixed plate (5) inner wall with second acceleration sensor (32) looks joint.
6. The simulation test platform for an acceleration sensor according to claim 5, characterized in that: the outer side wall of the limiting frame (30) is fixedly connected with a handle (31).
7. The simulation test platform for an acceleration sensor according to claim 2, characterized in that: one end of the transmission rod (24) penetrates through the round hole to extend to the outside of the equipment box (21) and is fixedly connected with a pull ring (27).
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| CN202010641862.8A CN111781399A (en) | 2020-07-06 | 2020-07-06 | Simulation test platform for acceleration sensor |
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| CN202010641862.8A CN111781399A (en) | 2020-07-06 | 2020-07-06 | Simulation test platform for acceleration sensor |
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Application publication date: 20201016 |