CN116558991A - Impact-resistant testing device for sensor - Google Patents

Impact-resistant testing device for sensor Download PDF

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Publication number
CN116558991A
CN116558991A CN202310299940.4A CN202310299940A CN116558991A CN 116558991 A CN116558991 A CN 116558991A CN 202310299940 A CN202310299940 A CN 202310299940A CN 116558991 A CN116558991 A CN 116558991A
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protection
fixed
sensor
impact
outer side
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CN202310299940.4A
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崔星华
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Jilin Jianzhu University
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Jilin Jianzhu University
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Priority to CN202310299940.4A priority Critical patent/CN116558991A/en
Publication of CN116558991A publication Critical patent/CN116558991A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention belongs to the technical field of sensor testing, and discloses an impact-resistant testing device for a sensor, which comprises a workbench, wherein a fixing sleeve is fixedly arranged in the middle of the bottom end of the workbench, an extension guide rail is fixedly arranged on the outer side surface of the fixing sleeve at equal angles, a through hole is formed in the outer side surface of the fixing sleeve at equal angles, and a protection component is arranged on the outer side surface of the workbench at equal angles. According to the invention, the plurality of protection components are enclosed on the outer side surface of the workbench, so that the outer side surface of the workbench is protected, the magnet can be far away from the protection components by continuously rotating the turntable, automatic release can be realized under the action of the reset spring, the influence on the placement of the sensor is avoided, active protection during testing is realized, the potential safety hazard that the traditional device is easy to cause fragment splashing due to the breakage of the sensor is effectively avoided, the potential safety hazard is obviously reduced, the labor intensity of manual cleaning is reduced, and the testing safety is improved.

Description

Impact-resistant testing device for sensor
Technical Field
The invention belongs to the technical field of sensor testing, and particularly relates to an impact-resistant testing device for a sensor.
Background
The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information output in a required form according to a certain rule so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like, various sensors can be installed in more and more devices along with the continuous development of scientific technology to acquire the information, but part of the sensors can be installed in a severe environment to be used, for example, the pressure sensor can be used for measuring pressure data, so that the impact resistance of the sensor is important, and the impact resistance of the sensor can be tested by using an impact resistance testing device for measuring the impact resistance data of the sensor in the prior art.
The conventional impact-resistant testing device mainly utilizes instantaneous impact to perform destructive experiments on the sensor, the conventional experimental method is that a heavy object is released at a certain height and is free to fall to move so as to realize impact on the sensor, and then impact-resistant testing of the sensor is realized, but when the impact on the sensor is larger than the maximum impact which can be born by the sensor, the sensor can cause a crushing phenomenon due to impact force, so that the sensor can generate a fragment splashing phenomenon on a workbench, a certain potential safety hazard is caused, the working time for subsequent fragment collection is improved, and improvement is needed.
When the impact resistance test is carried out on the sensor, the free falling body is realized by releasing a heavy object such as a steel ball, so that the impact resistance test is carried out, the steel ball is generally placed at a high position and is temporarily fixed in the prior art, and the steel ball is released simultaneously to achieve the purpose of the test when the test is needed.
Disclosure of Invention
The invention aims to provide an impact-resistant testing device for a sensor, which is used for solving the problems in the background technology.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a shock-resistant testing arrangement for sensor, includes the workstation, the middle part fixed mounting of workstation bottom has fixed cover, the equiangular fixed mounting of lateral surface of fixed cover has the extension guide rail, the through-hole has been seted up to the equiangular position of lateral surface of fixed cover, the equiangular position of lateral surface of workstation is equipped with protection component, the activity cup joints between protection component's one end and the through-hole, the top movable mounting of fixed cover inner chamber has the carousel, the middle part of carousel bottom is connected with the driving medium, cam divider is installed to the bottom of driving medium, cam divider's bottom is equipped with servo motor, servo motor's output shaft is connected with cam divider's input shaft, cam divider's output shaft is connected with the bottom of driving medium, the middle part of workstation top is equipped with impact component.
Before practical use, the device can be placed on a flat ground, the power supply of the device is turned on, before testing, a sensor to be tested can be placed on the middle of the top end of the workbench, an impact assembly with a proper size is selected for testing according to practical requirements, and the installation of the impact assembly is completed before testing.
As a further technical scheme of the invention, the bottom end of the servo motor is provided with a base, the bottom end of the inner side surface of the base is fixedly connected with the bottom end of the servo motor, the left side and the right side of the top end of the base are fixedly provided with support rods, and the top ends of the support rods are connected with the bottom end of the workbench.
As a further technical scheme of the invention, magnets are fixedly arranged on the outer side surface of the turntable at equal angles, the number of the magnets is four, the number of the protection components is also four, the single rotation angle of the cam divider is forty-five degrees, and the turntable rotates relative to the protection components.
When the test is carried out, the power of the servo motor can be transmitted to the cam divider by opening the power supply of the servo motor, the turntable above the cam divider can be controlled to rotate forty-five degrees once by the cam divider, meanwhile, the transmission piece can be synchronously driven to rotate forty-five degrees once, and meanwhile, after the device rotates by more than ninety degrees, the servo motor is controlled to rotate reversely at the moment, so that the motion interference is prevented.
As a further technical scheme of the invention, the protection component comprises protection rings, the protection rings are distributed on the outer side face of the workbench in equal angles, the diameter of a circle formed by surrounding the four protection rings is the same as that of the workbench, and guide blocks are fixedly arranged in the middle of the bottom end of each protection ring.
As a further technical scheme of the invention, the bottom ends of the guide blocks are fixedly provided with mounting plates, the guide blocks are movably clamped with the extension guide rails, the guide blocks are displaced left and right relative to the extension guide rails, and one ends of the mounting plates, which are far away from the protection rings, are fixedly provided with movable rods.
As a further technical scheme of the invention, the movable rod penetrates through the through hole and is movably sleeved with the through hole, an iron block is fixedly arranged at one end of the movable rod, which is far away from the mounting plate, the iron block is positioned on the inner side surface of the fixed sleeve, the outer side surface of the movable rod is movably sleeved with a reset spring, and the left end and the right end of the reset spring are respectively connected with one end of the mounting plate and the outer side surface of the fixed sleeve.
When the impact resistance test of the sensor is carried out, as the sensor is placed in the middle position of the top end of the workbench, the servo motor can be started to transmit power to the cam divider at the beginning of the test, the cam divider can rotate forty-five degrees for one time and drive the transmission part above to rotate forty-five degrees, the turntable positioned above the cam divider rotates along with the cam divider, when the turntable rotates forty-five degrees, the magnet positioned on the outer side surface of the turntable just corresponds to the protection component and applies magnetic force to the protection component, the magnet can apply attractive force to the iron block at the moment, the reset spring is compressed and drives the movable rod to displace relative through holes, the iron block and the magnet are mutually adsorbed at the moment, the guide block is correspondingly prolonged to displace the guide rail and drive the protection ring above to displace to the inner side surface, and then the protection rings retract until the inner side surfaces of the protection rings are contacted with the outer side surface of the workbench, and the protection components can form protection between the workbench to prevent fragments from splashing.
Through the utilization to magnetic force to and the utilization of the forty-five degree of cam divider single rotation, the initiative rotation of carousel can be with the protection component automatic pull-in that is located the workstation lateral surface when utilizing the test, enclose a plurality of protection components at the lateral surface of workstation, and then protect the lateral surface of workstation, and continue rotatory carousel can make magnet keep away from protection component, can realize automatic release under reset spring's effect this moment, avoid causing the influence to the placement of sensor, the initiative protection when having realized the test, effectively avoided traditional device to cause the potential safety hazard that the piece splashes because of the sensor is broken easily, show the reduction potential safety hazard, and reduce the intensity of labour of manual cleaning, improve test security.
As a further technical scheme of the invention, the left end and the right end of the transmission piece are respectively provided with an extension frame, the top ends of the extension frames are respectively provided with an electric telescopic rod, the outer side surface of the impact assembly is fixedly sleeved with a top plate, and the other ends of the two electric telescopic rods are connected with the left side and the right side of the bottom end of the top plate.
Before the test starts, the electric telescopic rod can be started to drive the top plate to ascend or descend, the impact assembly can be driven to ascend or descend at the moment, the free falling height of the impact assembly is adjusted, different test requirements are met, and the maximum impact-resistant height of the tested sensor is obtained according to the height of the top plate.
As a further technical scheme of the invention, the impact assembly comprises a fixed cylinder, a release groove is formed in the bottom end of the fixed cylinder, and a release frame is arranged in the fixed cylinder.
As a further technical scheme of the invention, the shape of the escape frame is the same as that of the escape groove, the escape frame and the escape groove are staggered, and the middle part of the bottom end of the escape frame is fixedly provided with the mounting rod.
As a further technical scheme of the invention, the bottom end of the mounting rod penetrates through the middle of the bottom end of the escape groove and is movably provided with the steel ball positioned below the fixed cylinder, and the steel ball can be replaced with different specifications.
Before the test, can be with deviate from the inside of frame card income and deviate from the groove to place the steel ball in the below completion installation of fixed section of thick bamboo, at the beginning of the test, because carousel single rotation forty-five degrees lead to the driving medium to rotate forty-five degrees along with it, and then drive extension frame rotation, the roof that lies in the top rotates along with this moment, the inside fixed section of thick bamboo of roof rotates along with this moment, deviate from the groove and can deviate from the frame relatively at this moment, when deviate from the groove and deviate from the shape of frame to correspond, deviate from the frame and deviate from the groove this moment, the steel ball can freely fall the sensor that the body motion lies in the workstation top at this moment and strike the test, accomplish the test procedure.
Through utilizing initiative rotatory carousel, realize driving the initiative rotation of fixed section of thick bamboo after the carousel rotates certain angle, and then realize the free fall motion of steel ball, but synchronous drive protection component carries out initiative protection after the steel ball realizes the free fall motion, whole process is almost synchronous to be accomplished, and does not set up complicated installation and release mechanism for the steel ball, the device is whole comparatively simple, the cost is lower, can realize the quick shock-resistant test to the sensor.
The beneficial effects of the invention are as follows:
1. according to the invention, through the utilization of magnetic force and the utilization of forty-five degrees of single rotation of the cam divider, the protection component positioned on the outer side surface of the workbench can be automatically pulled in by utilizing the active rotation of the turntable during testing, a plurality of protection components are enclosed on the outer side surface of the workbench, the outer side surface of the workbench is further protected, the magnet can be far away from the protection component by continuing to rotate the turntable, at the moment, the automatic release can be realized under the action of the reset spring, the influence on the placement of the sensor is avoided, the active protection during testing is realized, the potential safety hazard that the traditional device is easy to cause the splashing of fragments due to the breakage of the sensor is effectively avoided, the potential safety hazard is obviously reduced, the labor intensity of manual cleaning is reduced, and the testing safety is improved.
According to the invention, the active rotation of the fixed cylinder is driven after the turntable rotates for a certain angle by utilizing the actively rotating turntable, so that the free falling motion of the steel ball is realized, the protection component can be synchronously driven to conduct active protection after the free falling motion of the steel ball is realized, the whole process is almost synchronously completed, a complex mechanism for installing and releasing the steel ball is not arranged, the whole device is simple, the cost is low, and the rapid impact resistance test of the sensor can be realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the bottom end structure of the present invention;
FIG. 3 is a schematic view of the top structure of the base of the present invention;
FIG. 4 is an exploded view of the structure of the extension frame and the electric extension rod and impact assembly of the present invention;
FIG. 5 is an exploded view of the impact assembly of the present invention;
FIG. 6 is a schematic view of the bottom end structure of the table of the present invention;
FIG. 7 is a schematic view of the present invention in a protected state;
fig. 8 is an exploded view of the structure of the retaining sleeve and protective assembly of the present invention.
In the figure: 1. a work table; 2. a fixed sleeve; 3. a through hole; 4. extending the guide rail; 5. a protective assembly; 501. a guard ring; 502. a guide block; 503. a mounting plate; 504. a movable rod; 505. iron blocks; 506. a return spring; 6. a turntable; 7. a magnet; 8. a base; 9. a servo motor; 10. a cam divider; 11. a support rod; 12. a transmission member; 13. an extension frame; 14. an electric telescopic rod; 15. a top plate; 16. an impact assembly; 161. a fixed cylinder; 162. a pull-out groove; 163. a falling-out frame; 164. a mounting rod; 165. and (3) a steel ball.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 8, in the embodiment of the invention, an impact-resistant testing device for a sensor comprises a workbench 1, wherein a fixing sleeve 2 is fixedly arranged in the middle of the bottom end of the workbench 1, an extension guide rail 4 is fixedly arranged on the outer side surface of the fixing sleeve 2 in an equal angle manner, a through hole 3 is formed in the outer side surface of the fixing sleeve 2 in an equal angle manner, a protection component 5 is arranged on the outer side surface of the workbench 1 in an equal angle manner, one end of the protection component 5 is movably sleeved with the through hole 3, a rotary disc 6 is movably arranged at the top end of an inner cavity of the fixing sleeve 2, a transmission part 12 is connected in the middle of the bottom end of the rotary disc 6, a cam divider 10 is arranged at the bottom end of the transmission part 12, a servo motor 9 is arranged at the bottom end of the cam divider 10, an output shaft of the servo motor 9 is connected with an input shaft of the cam divider 10, an output shaft of the cam divider 10 is connected with the bottom end of the transmission part 12, and an impact component 16 is arranged at the middle part above the workbench 1.
Before practical use, the device can be placed on a flat ground, the power supply of the device is turned on, before testing, a sensor to be tested can be placed on the middle of the top end of the workbench 1, an impact assembly 16 with a proper size is selected for testing according to practical requirements, and the installation of the impact assembly 16 is completed before testing.
As shown in fig. 2, fig. 3, fig. 7 and fig. 8, the bottom of the servo motor 9 is provided with a base 8, the bottom of the inner side surface of the base 8 is fixedly connected with the bottom of the servo motor 9, the left side and the right side of the top of the base 8 are fixedly provided with supporting rods 11, the top of each supporting rod 11 is connected with the bottom of the workbench 1, the outer side surface of the turntable 6 is fixedly provided with magnets 7 at equal angles, the number of the magnets 7 is four, the number of the protection components 5 is four, the single rotation angle of the cam divider 10 is forty-five degrees, and the turntable 6 rotates relative to the protection components 5.
When the test is carried out, the power can be transmitted to the cam divider 10 by turning on the power supply of the servo motor 9, the turntable 6 above the cam divider 10 can be controlled to rotate for forty-five degrees once, meanwhile, the transmission piece 12 can be synchronously driven to rotate for forty-five degrees once, and meanwhile, after the device rotates for more than ninety degrees, the servo motor 9 is controlled to rotate reversely at the moment, so that the motion interference is prevented.
As shown in fig. 2, fig. 6, fig. 7 and fig. 8, the protection component 5 includes a protection ring 501, the protection ring 501 is equiangular distributed on the outer side of the workbench 1, the circular diameter enclosed by four protection rings 501 is the same as the diameter of the workbench 1, a guide block 502 is fixedly installed in the middle of the bottom end of the protection ring 501, a mounting plate 503 is fixedly installed at the bottom end of the guide block 502, a movable joint is formed between the guide block 502 and the extension guide rail 4, the guide block 502 is laterally displaced relative to the extension guide rail 4, a movable rod 504 is fixedly installed at one end of the mounting plate 503 far away from the protection ring 501, the movable rod 504 penetrates through the through hole 3 and is movably sleeved with the through hole 3, an iron block 505 is fixedly installed at one end of the movable rod 504 far away from the mounting plate 503, the iron block 505 is located on the inner side of the fixed sleeve 2, a reset spring 506 is movably sleeved on the outer side of the movable rod 504, and the left and right ends of the reset spring 506 are respectively connected with one end of the mounting plate 503 and the outer side of the fixed sleeve 2.
Embodiment one:
when the impact resistance test of the sensor is performed, because the sensor is placed in the middle position of the top end of the workbench 1 at this moment, the servo motor 9 can be started to transmit power to the cam divider 10 at the beginning of the test, at this moment, the cam divider 10 can rotate forty-five degrees for a single time and drive the transmission piece 12 above to rotate forty-five degrees, at this moment, the turntable 6 above rotates along with the turntable, when the turntable 6 rotates forty-five degrees, the magnet 7 on the outer side surface of the turntable 6 just corresponds to the protection component 5 and applies magnetic force to the protection component 5, at this moment, the magnet 7 can apply attractive force to the iron block 505, at this moment, the reset spring 506 is compressed and drives the movable rod 504 to displace relative to the through hole 3, at this moment, the iron block 505 and the magnet 7 are mutually adsorbed, the guide block 502 displaces relative to the extension guide rail 4, and drives the protection ring 501 above to displace to the inner side surface, at this moment, the plurality of protection rings 501 retract until the inner side surface of the protection rings 501 contacts with the outer side surface of the workbench 1, and the protection components 5 can form protection between the workbench 1, and prevent fragments from splashing.
Through the utilization to magnetic force to and the utilization of the forty-five degrees of cam divider 10 single rotation, the initiative rotation of carousel 6 can be with the protection component 5 automatic pull-in that is located workstation 1 lateral surface during the utilization test, enclose a plurality of protection components 5 at the lateral surface of workstation 1, and then protect the lateral surface of workstation 1, and continue rotatory carousel 6 can make magnet 7 keep away from protection component 5, can realize automatic release this moment under reset spring 506's effect, avoid causing the influence to the placement of sensor, the initiative protection when having realized the test, effectively avoided traditional device to cause the potential safety hazard that the piece splashes because of the broken easy of sensor, show the potential safety hazard that reduces, and reduce the intensity of labour of manual cleaning, improve the test security.
As shown in fig. 1, 2 and 4, the left and right ends of the transmission member 12 are respectively provided with an extension frame 13, the top ends of the extension frames 13 are respectively provided with an electric telescopic rod 14, the outer side surface of the impact assembly 16 is fixedly sleeved with a top plate 15, and the other ends of the two electric telescopic rods 14 are connected with the left and right sides of the bottom end of the top plate 15.
Before the test starts, the electric telescopic rod 14 can be started to drive the top plate 15 to ascend or descend, at the moment, the impact assembly 16 can be driven to ascend or descend, the free falling height of the impact assembly 16 is further adjusted, different test requirements are met, and the maximum impact-resistant height of the tested sensor is obtained according to the height of the top plate 15.
As shown in fig. 4 and 5, the impact assembly 16 includes a fixed cylinder 161, a release groove 162 is formed at the bottom end of the fixed cylinder 161, a release frame 163 is formed inside the fixed cylinder 161, the release frame 163 has the same shape as the release groove 162, the release frame 163 and the release groove 162 are staggered, a mounting rod 164 is fixedly mounted at the middle part of the bottom end of the release frame 163, a steel ball 165 located below the fixed cylinder 161 is movably mounted at the bottom end of the mounting rod 164, and the steel ball 165 can be replaced with different specifications.
Embodiment two:
before the test, the ejection rack 163 can be clamped into the ejection slot 162, and the steel ball 165 is placed under the fixed cylinder 161 to complete the installation, when the test is started, the transmission member 12 rotates forty-five degrees along with the rotation of the turntable 6 by forty-five degrees, so as to drive the extension frame 13 to rotate, the top plate 15 positioned above rotates along with the rotation, the fixed cylinder 161 in the top plate 15 rotates along with the rotation, the ejection slot 162 can rotate relative to the ejection rack 163, when the ejection slot 162 corresponds to the shape of the ejection rack 163, the ejection rack 163 can be ejected out of the ejection slot 162, and the steel ball 165 can freely fall to perform impact test on the sensor positioned above the workbench 1 to complete the test process.
Through utilizing initiative rotatory carousel 6, realize driving the initiative rotation of fixed section of thick bamboo 161 after carousel 6 rotates certain angle, and then realize the free fall motion of steel ball 165, but can drive protection component 5 in step and carry out initiative protection after the free fall motion is realized to steel ball 165, whole process is almost synchronous to be accomplished, and does not set up complicated installation and release mechanism for steel ball 165, the device is whole comparatively simple, the cost is lower, can realize the quick shock-resistant test to the sensor.
Working principle and using flow:
before the test starts, the electric telescopic rod 14 can be started to drive the top plate 15 to ascend or descend, at the moment, the impact assembly 16 can be driven to ascend or descend, the free falling height of the impact assembly 16 is further adjusted, different test requirements are met, and the maximum impact-resistant height of the tested sensor is obtained according to the height of the top plate 15;
when the impact resistance test of the sensor is carried out, as the sensor is placed in the middle position of the top end of the workbench 1 at the moment, the servo motor 9 can be started to transmit power to the cam divider 10 at the beginning of the test, the cam divider 10 can rotate forty-five degrees for one time and drive the upper transmission piece 12 to rotate forty-five degrees, the upper turntable 6 rotates along with the rotation, when the turntable 6 rotates forty-five degrees, the magnet 7 positioned on the outer side surface of the turntable 6 just corresponds to the protection component 5 and applies magnetic force to the protection component 5, the magnet 7 can apply attractive force to the iron block 505 at the moment, the reset spring 506 is compressed and drives the movable rod 504 to displace relative to the through hole 3, the iron block 505 and the magnet 7 are mutually adsorbed at the moment, the guide block 502 displaces relative to the extension guide rail 4 and drives the upper protection ring 501 to displace to the inner side surface, and then the plurality of protection rings 501 retract until the inner side surfaces of the protection rings 501 contact with the outer side surfaces of the workbench 1, and the plurality of protection components 5 can form protection between the workbench 1 to prevent fragments from splashing;
before the test, the ejection rack 163 can be clamped into the ejection slot 162, and the steel ball 165 is placed under the fixed cylinder 161 to complete the installation, when the test is started, the transmission member 12 rotates forty-five degrees along with the rotation of the turntable 6 by forty-five degrees, so as to drive the extension frame 13 to rotate, the top plate 15 positioned above rotates along with the rotation, the fixed cylinder 161 in the top plate 15 rotates along with the rotation, the ejection slot 162 can rotate relative to the ejection rack 163, when the ejection slot 162 corresponds to the shape of the ejection rack 163, the ejection rack 163 can be ejected out of the ejection slot 162, and the steel ball 165 can freely fall to perform impact test on the sensor positioned above the workbench 1 to complete the test process.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a shock-resistant testing arrangement for sensor, includes workstation (1), its characterized in that: the middle part fixed mounting of workstation (1) bottom has fixed cover (2), the equiangular fixed mounting of lateral surface of fixed cover (2) has extension guide rail (4), through-hole (3) have been seted up to the equiangular fixed side of fixed cover (2), the equiangular protection subassembly (5) that is equipped with of lateral surface of workstation (1), movable sleeve connects between one end and the through-hole (3) of protection subassembly (5), the top movable mounting of fixed cover (2) inner chamber has carousel (6), the middle part of carousel (6) bottom is connected with driving medium (12), cam divider (10) are installed to the bottom of driving medium (12), the bottom of cam divider (10) is equipped with servo motor (9), the output shaft of servo motor (9) is connected with the input shaft of cam divider (10), the output shaft of cam divider (10) is connected with the bottom of driving medium (12), the middle part of workstation (1) top is equipped with impact subassembly (16).
2. The impact resistance testing device for a sensor according to claim 1, wherein: the bottom of servo motor (9) is equipped with base (8), the bottom of base (8) medial surface and servo motor (9) bottom fixed connection, the left and right sides on base (8) top is all fixed mounting has bracing piece (11), the top of bracing piece (11) is connected with the bottom of workstation (1).
3. The impact resistance testing device for a sensor according to claim 1, wherein: the outer side surface constant angle fixed mounting of carousel (6) has magnet (7), the quantity of magnet (7) is four, just the quantity of protection subassembly (5) is four also, cam divider (10) single rotation angle is forty-five degrees, carousel (6) are rotatory relative protection subassembly (5).
4. The impact resistance testing device for a sensor according to claim 1, wherein: the protection assembly (5) comprises protection rings (501), the protection rings (501) are distributed on the outer side face of the workbench (1) at equal angles, the round diameter surrounded by the four protection rings (501) is the same as the diameter of the workbench (1), and guide blocks (502) are fixedly mounted in the middle of the bottom end of each protection ring (501).
5. The impact resistant testing device for a sensor according to claim 4, wherein: the bottom of guide block (502) is all fixed mounting has mounting panel (503), movable joint between guide block (502) and extension guide rail (4), displacement about guide block (502) relative extension guide rail (4), one end that protection ring (501) was kept away from to mounting panel (503) is all fixed mounting has movable rod (504).
6. The impact resistant testing device for a sensor according to claim 4, wherein: the movable rod (504) penetrates through the through hole (3) and is movably sleeved with the through hole (3), one end, away from the mounting plate (503), of the movable rod (504) is fixedly provided with an iron block (505), the iron block (505) is located on the inner side face of the fixed sleeve (2), the outer side face of the movable rod (504) is movably sleeved with a reset spring (506), and the left end and the right end of the reset spring (506) are respectively connected with one end of the mounting plate (503) and the outer side face of the fixed sleeve (2).
7. The impact resistance testing device for a sensor according to claim 1, wherein: extension frame (13) are all installed at both ends about driving medium (12), electric telescopic handle (14) are all installed on the top of extension frame (13), the lateral surface of impact subassembly (16) is fixed to have cup jointed roof (15), and two the other end of electric telescopic handle (14) is connected with the left and right sides of roof (15) bottom.
8. The impact resistance testing device for a sensor according to claim 1, wherein: the impact assembly (16) comprises a fixed cylinder (161), a release groove (162) is formed in the bottom end of the fixed cylinder (161), and a release frame (163) is arranged in the fixed cylinder (161).
9. The impact resistance testing device for a sensor according to claim 8, wherein: the shape of the release frame (163) is the same as that of the release groove (162), the release frame (163) and the release groove (162) are staggered, and the middle part of the bottom end of the release frame (163) is fixedly provided with a mounting rod (164).
10. The impact resistance testing device for a sensor according to claim 9, wherein: the bottom of the mounting rod (164) penetrates through the middle of the bottom of the escape groove (162) and is movably provided with a steel ball (165) positioned below the fixed cylinder (161), and the steel ball (165) can be replaced with different specifications.
CN202310299940.4A 2023-03-25 2023-03-25 Impact-resistant testing device for sensor Pending CN116558991A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310299940.4A CN116558991A (en) 2023-03-25 2023-03-25 Impact-resistant testing device for sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310299940.4A CN116558991A (en) 2023-03-25 2023-03-25 Impact-resistant testing device for sensor

Publications (1)

Publication Number Publication Date
CN116558991A true CN116558991A (en) 2023-08-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310299940.4A Pending CN116558991A (en) 2023-03-25 2023-03-25 Impact-resistant testing device for sensor

Country Status (1)

Country Link
CN (1) CN116558991A (en)

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