CN111289175B - Pressure sensor detection device capable of testing service life and limit - Google Patents
Pressure sensor detection device capable of testing service life and limit Download PDFInfo
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- CN111289175B CN111289175B CN202010313854.0A CN202010313854A CN111289175B CN 111289175 B CN111289175 B CN 111289175B CN 202010313854 A CN202010313854 A CN 202010313854A CN 111289175 B CN111289175 B CN 111289175B
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- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 238000012360 testing method Methods 0.000 title claims abstract description 39
- 238000009661 fatigue test Methods 0.000 claims abstract description 11
- 239000000725 suspension Substances 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
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Abstract
The invention discloses a pressure sensor detection device capable of testing service life and limit, which comprises a detection body, a working cavity with a forward opening is arranged in the detection body, a fixed detection assembly for detecting the pressure of the pressure sensor is arranged in the working cavity, the fixed detection component comprises a lifting plate which is connected with the inner wall of the left side of the working cavity in a vertical sliding manner, the lower end of the rear side of the lifting plate is fixedly connected with a connecting rod, the device during operation can fix and detect pressure sensor through fixed detection subassembly, can remove the product through the transportation subassembly, can test pressure sensor's life-span through the fatigue test subassembly, can bear the test subassembly through the biggest and bear the limit pressure to pressure sensor and test, can collect unqualified product and qualified product through the collection subassembly, has improved work efficiency.
Description
Technical Field
The invention relates to the related technical field of sensors, in particular to a pressure sensor detection device capable of testing service life and limit.
Background
A pressure sensor is a device or apparatus that senses a pressure signal and converts the pressure signal into a usable output electrical signal according to a certain rule. A pressure sensor is usually composed of a pressure sensitive element and a signal processing unit. The pressure sensor is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to a plurality of industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like. In pressure sensor's production manufacturing process, need detect pressure sensor, detection device detection efficiency is lower and complex operation at present to need to change equipment when detecting fatigue degree and maximum bearing, work load is great.
Disclosure of Invention
Aiming at the technical defects, the invention provides a pressure sensor detection device capable of testing the service life and the limit, which can overcome the defects.
The invention relates to a pressure sensor detection device capable of testing service life and limit, which comprises a detection body, wherein a working cavity with a forward opening is arranged in the detection body, a fixed detection assembly for detecting pressure of a pressure sensor is arranged in the working cavity, the fixed detection assembly comprises a lifting plate which is vertically and slidably connected with the inner wall of the left side of the working cavity, the lower end of the rear side of the lifting plate is fixedly connected with a connecting rod, the inner wall of the left side of the working cavity is fixedly provided with a suspension plate, the lower end of the connecting rod is fixedly connected with a secondary trapezoidal block, the upper end of the secondary trapezoidal block is fixedly connected with a return spring which is fixedly arranged with the lower end of the suspension plate, the inner wall of the front side of the working cavity is fixedly connected with a front supporting plate, the inner wall of the rear side of the working cavity is, the upper end of the movable plate is fixedly connected with a main trapezoidal block, the inner wall of the left side of the working cavity is fixedly provided with a driving detection motor, the tail end of the detection motor is provided with a detection shaft extending left and right, a moving gear meshed with the moving plate is fixedly connected to the detection shaft, the lower end of the front side of the lifting plate is fixedly connected with a fixed rod, the lower end of the fixed rod is fixedly provided with a detection block for detecting a pressure sensor, the upper end of the front supporting plate is fixedly connected with a butt joint plate, a transportation component for moving the pressure sensor is arranged below the front supporting plate, the right side of the suspension plate is provided with a fatigue testing component for testing the service life of the pressure sensor, a maximum bearing test component for testing the bearing limit pressure of the pressure sensor is arranged above the working cavity, and a collecting assembly for collecting unqualified and qualified products is also arranged in the working cavity.
Preferably, the transportation subassembly include with the input shaft that the rear side inner wall of working chamber rotates to be connected and extend around, the input shaft front side is provided with power source transportation motor, input shaft fixedly connected with input drive wheel, the rear side inner wall of working chamber rotates the output shaft that extends around being connected with, output shaft fixedly connected with the output drive wheel that the input drive wheel passes through the drive belt and rotates the connection, drive belt upper end fixedly connected with left dog and right dog, fixedly connected with has the mounting panel of ductility between left dog and the right dog.
Preferably, the fatigue test subassembly include with working chamber rear side inner wall fixed mounting's driving motor, the drive shaft that extends around the driving motor end is provided with, fixedly connected with carousel in the drive shaft, the carousel front side articulates there is the hinge bar, sliding connection about the working chamber front side inner wall have with hinge bar articulated fixed plate, fixed plate lower extreme fixedly connected with reciprocating block, drive shaft fixedly connected with is located the starting band pulley of carousel rear side.
Preferably, bear the test subassembly the most greatly include with the side inner wall rotates the linking axle of connecting and extending around and around the working chamber, fixedly connected with driving pulley in the drive shaft, link up epaxial fixedly connected with driving pulley passes through the belt and rotates the linking band pulley of connecting, link up epaxial fixedly connected with and is located link up the initiative driver plate of band pulley front side, the side inner wall rotates the driven shaft that extends around being connected with around the working chamber, fixedly connected with on the driven shaft with the initiative driver plate rotates and connects the sheave, fixedly connected with is located on the driven shaft the ratchet of sheave front side, sliding connection about the working chamber front side inner wall have with the rack plate that the ratchet meshing is connected, rack plate lower extreme fixedly connected with is used for the limit piece of test.
Preferably, the collecting assembly comprises a reset motor fixedly mounted on the front inner wall of the working cavity, the tail end of the reset motor is provided with a reset shaft extending from front to back, the reset shaft is fixedly connected with a reset gear connected with a rack plate in a meshed mode, the front inner wall of the working cavity is vertically and slidably connected with a reset plate connected with the reset gear in a meshed mode, the inner wall of the bottom of the working cavity is fixedly mounted with a recovery box for recovering unqualified products, the inner wall of the right side of the working cavity is fixedly mounted with a collecting box, the bottom of the collecting box is provided with buffering cotton, the left end of the lower portion of the reset plate is fixedly connected with a hydraulic cylinder, the tail end of the hydraulic cylinder is provided with a.
The beneficial effects are that: the device during operation, can fix and detect pressure sensor through fixed detection subassembly, can transport the collection box to unqualified product through the transportation subassembly, make qualified product move right, can test pressure sensor's life-span through the fatigue test subassembly, can bear the test assembly to pressure sensor through the biggest, can collect unqualified product and qualified product through the collection subassembly, and reset to the biggest test assembly that bears, the time of changing check out test set has been reduced, the work load is reduced, and the work efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a pressure sensor testing device capable of testing lifetime and limit according to the present invention;
FIG. 2 is a schematic view of A-A of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic view of B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic view of C-C in FIG. 1 according to an embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a pressure sensor detection device capable of testing service life and limit, which comprises a detection body 11, wherein a working cavity 13 with a forward opening is arranged in the detection body 11, a fixed detection assembly for detecting pressure of a pressure sensor is arranged in the working cavity 13, the fixed detection assembly comprises a lifting plate 21 which is vertically and slidably connected with the inner wall of the left side of the working cavity 13, the lower end of the rear side of the lifting plate 21 is fixedly connected with a connecting rod 51, the inner wall of the left side of the working cavity 13 is fixedly provided with a suspension plate 22, the lower end of the connecting rod 51 is fixedly connected with a secondary trapezoidal block 54, the upper end of the secondary trapezoidal block 54 is fixedly connected with a return spring 52 which is fixedly arranged with the lower end of the suspension plate 22, the inner wall of the front side of the working cavity 13 is fixedly connected with a front support plate 16, the inner wall of the rear side of the working cavity 13 is fixedly connected with a, the upper end of the moving plate 49 is fixedly connected with a main trapezoidal block 55, the inner wall of the left side of the working cavity 13 is fixedly provided with a driving detection motor 17, the tail end of the detection motor 17 is provided with a detection shaft 18 extending leftwards and rightwards, the detection shaft 18 is fixedly connected with a moving gear 53 engaged with the moving plate 49, the lower end of the front side of the lifting plate 21 is fixedly connected with a fixed rod 24, the lower end of the fixed rod 24 is fixedly provided with a detection block 23 for detecting a pressure sensor, the upper end of the front support plate 16 is fixedly connected with a butt joint plate 19, a transportation assembly for moving the pressure sensor is arranged below the front support plate 16, the right side of the suspension plate 22 is provided with a fatigue test assembly for testing the service life of the pressure sensor, the maximum bearing test assembly for testing the bearing limit pressure of the pressure, and a collecting assembly for collecting unqualified and qualified products is also arranged in the working cavity 13.
Advantageously, the transportation assembly comprises an input shaft 31 which is rotatably connected with the inner wall of the rear side of the working chamber 13 and extends forwards and backwards, the power source transportation motor 14 is arranged on the front side of the input shaft 31, an input transmission wheel 34 is fixedly connected with the input shaft 31, an output shaft 38 which extends forwards and backwards is rotatably connected with the inner wall of the front side and the rear side of the working chamber 13, an output transmission wheel 37 which is rotatably connected with the input transmission wheel 34 through a transmission belt 35 is fixedly connected with the upper end of the transmission belt 35, a left stop block 15 and a right stop block 33 are fixedly connected with the upper end of the transmission belt 35, and a mounting plate 32 with ductility is fixedly connected between the left stop block 15 and the right stop block 33, so that a pressure sensor positioned on the mounting plate 32.
Beneficially, the fatigue testing assembly comprises a driving motor 56 fixedly mounted on the rear inner wall of the working chamber 13, a driving shaft 57 extending from front to back is arranged at the end of the driving motor 56, a rotary table 25 is fixedly connected to the driving shaft 57, a hinge rod 60 is hinged to the front side of the rotary table 25, a fixing plate 61 hinged to the hinge rod 60 is connected to the front inner wall of the working chamber 13 in a vertical sliding mode, a reciprocating block 66 is fixedly connected to the lower end of the fixing plate 61, and a starting belt wheel 58 located on the rear side of the rotary table 25 is fixedly connected to the driving shaft 57, so that the fixing plate 61 is driven to reciprocate vertically through the rotation of the rotary table 25, and the reciprocating block 66 is driven to reciprocate to detect the service life of the.
Advantageously, the maximum withstand test assembly comprises an engaging shaft 63 rotatably connected with the inner walls of the front and rear sides of the working chamber 13 and extending forward and backward, a driving pulley 58 is fixedly connected to the driving shaft 57, an engaging pulley 62 rotatably connected with the driving pulley 58 through a belt is fixedly connected to the engaging shaft 63, a driving dial 26 positioned at the front side of the engaging pulley 62 is fixedly connected to the engaging shaft 63, a driven shaft 64 extending forward and backward is rotatably connected with the inner walls of the front and rear sides of the working chamber 13, a sheave 27 is fixedly connected to the driven shaft 64, a ratchet wheel 28 positioned at the front side of the sheave 27 is fixedly connected to the driven shaft 27, a rack plate 29 engaged with the ratchet wheel 28 is slidably connected to the inner walls of the front side of the working chamber 13 up and down, and a limit block 43 for testing is fixedly connected to the lower end of the rack plate 29, the rack plate 29 is driven to move downwards by the rotation of the ratchet wheel 28, so that the limit block 43 is driven to carry out the maximum bearing pressure test on the pressure sensor.
Beneficially, the collecting assembly comprises a reset motor 48 fixedly mounted on the inner wall of the front side of the working chamber 13, the end of the reset motor 48 is provided with a reset shaft 42 extending forwards and backwards, the reset shaft 42 is fixedly connected with a reset gear 30 engaged with the rack plate 29, the inner wall of the front side of the working chamber 13 is vertically and slidably connected with a reset plate 41 engaged with the reset gear 30, the inner wall of the bottom side of the working chamber 13 is fixedly mounted with a recovery box 12 for recovering unqualified products, the inner wall of the right side of the working chamber 13 is fixedly mounted with a collection box 44, the bottom of the collection box 44 is provided with a buffer cotton 47, the left end of the lower part of the reset plate 41 is fixedly connected with a hydraulic cylinder 45, the end of the hydraulic cylinder 45 is provided with a telescopic rod 46, the left side of the telescopic rod 46 is fixedly mounted with a clamp 39, and the reset plate 41 is driven by the rotation of the reset gear 30 to move downwards again to enter the collection box 44, and unqualified products reversely move through the transmission belt 35 to enable the pressure sensor to enter the recovery box 12.
In the initial state, the detection motor 17, the driving motor 56 and the return motor 48 are not started, the return spring 52 is in a compressed state, and the end of the return plate 41 is located in the collection tank 44.
When the pressure sensor is started to work, the pressure sensor is placed on the mounting block 32, the detection motor 17 is started to rotate forwards, so that the moving plate 49 is driven to move leftwards through the moving gear 53, the main trapezoidal block 55 and the abutting plate 19 fix the pressure sensor, meanwhile, the main trapezoidal block 55 is separated from the auxiliary trapezoidal block 54, the lifting plate 21 is driven to move downwards through the reset spring 52, so that the detection block 23 is driven to detect the pressure sensor, when the detection is unqualified, the transportation motor 14 is started to rotate backwards, so that the unqualified product enters the recovery box 12, when the detection is qualified, the transportation motor 14 is started to rotate forwards, so that the mounting block 32 is positioned right below the reciprocating block 66, the driving motor 56 is started to rotate forwards, so that the fixing plate 61 is driven to reciprocate upwards and downwards through the rotation of the rotary disc 25, so that the reciprocating block 66 is driven to perform fatigue testing on, after the test is finished, the transportation motor 14 is started to rotate forwards, so as to drive the mounting block 32 to be positioned below the limit block 43, the driving motor 56 is started to rotate backwards, so as to perform fatigue test on the subsequent sensor through the reciprocating motion of the fixing plate 61, the driving belt pulley 58 drives the connecting belt pulley 62 to rotate, so as to drive the grooved pulley 27 to perform intermittent motion through the driving drive plate 26, so as to drive the rack plate 29 to move downwards in a section, so as to perform maximum bearing test on the pressure sensor through the limit block 43, meanwhile, the rack plate 29 drives the reset gear 30 to rotate, so as to drive the reset plate 41 to move upwards, after the test is finished, the hydraulic cylinder 45 is started, so as to perform memorial clamping on the pressure sensor through the clamp 39, then the hydraulic cylinder 45 is started to reset, the reset motor 48 is started to rotate forwards, so as to drive the rack plate 29 to reset through, thereby collecting the pressure sensors.
The beneficial effects are that: the device during operation, can fix and detect pressure sensor through fixed detection subassembly, can transport the collection box to unqualified product through the transportation subassembly, make qualified product move right, can test pressure sensor's life-span through the fatigue test subassembly, can bear the test assembly to pressure sensor through the biggest, can collect unqualified product and qualified product through the collection subassembly, and reset to the biggest test assembly that bears, the time of changing check out test set has been reduced, the work load is reduced, and the work efficiency is improved.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (1)
1. A pressure sensor detection device capable of testing service life and limit comprises a detection body, and is characterized in that: a working cavity with a forward opening is arranged in the detection body, a fixed detection assembly for detecting the pressure of the pressure sensor is arranged in the working cavity, the fixed detection assembly comprises a lifting plate which is vertically and slidably connected with the inner wall of the left side of the working cavity, the lower end of the rear side of the lifting plate is fixedly connected with a connecting rod, the inner wall of the left side of the working cavity is fixedly provided with a suspension plate, the lower end of the connecting rod is fixedly connected with a secondary trapezoidal block, the upper end of the secondary trapezoidal block is fixedly connected with a reset spring which is fixedly arranged with the lower end of the suspension plate, the inner wall of the front side of the working cavity is fixedly connected with a front support plate, the inner wall of the rear side of the working cavity is fixedly connected with a rear support plate, the upper end of the rear support plate is horizontally and slidably connected with a moving, the tail end of the detection motor is provided with a detection shaft extending leftwards and rightwards, the detection shaft is fixedly connected with a movable gear meshed and connected with the movable plate, the lower end of the front side of the lifting plate is fixedly connected with a fixed rod, the lower end of the fixed rod is fixedly provided with a detection block for detecting a pressure sensor, the upper end of the front support plate is fixedly connected with a butt plate, a transportation assembly for moving the pressure sensor is arranged below the front support plate, the right side of the suspension plate is provided with a fatigue test assembly for testing the service life of the pressure sensor, the upper part of the working cavity is provided with a maximum bearing test assembly for testing the bearing limit pressure of the pressure sensor, and the working cavity is also provided with a collection assembly for collecting unqualified and qualified products; the conveying assembly comprises an input shaft which is rotatably connected with the inner wall of the rear side of the working cavity and extends forwards and backwards, a power source conveying motor is arranged on the front side of the input shaft, the input shaft is fixedly connected with an input driving wheel, the inner wall of the front side and the rear side of the working cavity is rotatably connected with an output shaft which extends forwards and backwards, the output shaft is fixedly connected with an output driving wheel which is rotatably connected with the input driving wheel through a driving belt, the upper end of the driving belt is fixedly connected with a left stop block and a right stop block, and a mounting plate with ductility is fixedly connected between the left stop block; the fatigue testing assembly comprises a driving motor fixedly mounted on the inner wall of the rear side of the working cavity, a driving shaft extending forwards and backwards is arranged at the tail end of the driving motor, a rotary table is fixedly connected onto the driving shaft, a hinge rod is hinged to the front side of the rotary table, a fixing plate hinged to the hinge rod is connected onto the inner wall of the front side of the working cavity in a vertical sliding mode, a reciprocating block is fixedly connected to the lower end of the fixing plate, and a driving belt wheel located on the rear side of the rotary table is fixedly connected onto the driving shaft; the maximum bearing test assembly comprises an engagement shaft which is rotatably connected with the inner walls of the front side and the rear side of the working cavity and extends forwards and backwards, a driving belt wheel is fixedly connected onto the driving shaft, an engagement belt wheel which is rotatably connected with the driving belt wheel through a belt is fixedly connected onto the engagement shaft, a driving drive plate which is positioned at the front side of the engagement belt wheel is fixedly connected onto the engagement shaft, driven shafts which extend forwards and backwards are rotatably connected onto the inner walls of the front side and the rear side of the working cavity, a sheave which is rotatably connected with the driving drive plate is fixedly connected onto the driven shafts, a ratchet wheel which is positioned at the front side of the sheave is fixedly connected onto the driven shafts, a rack plate which is engaged and connected with the ratchet wheel is connected onto the inner wall of the front side of the working cavity in a vertical; the collecting component comprises a reset motor fixedly mounted on the inner wall of the front side of the working cavity, the tail end of the reset motor is provided with a reset shaft extending from front to back, the reset shaft is fixedly connected with a reset gear connected with a rack plate in a meshed mode, the inner wall of the front side of the working cavity is vertically and slidably connected with a reset plate connected with the reset gear in a meshed mode, the inner wall of the bottom side of the working cavity is fixedly provided with a recovery box for recovering unqualified products, the inner wall of the right side of the working cavity is fixedly provided with a collecting box, the bottom of the collecting box is provided with buffering cotton, the left end of the lower portion of the reset plate is fixedly connected with a hydraulic cylinder, the tail end.
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| CN202010313854.0A CN111289175B (en) | 2020-04-20 | 2020-04-20 | Pressure sensor detection device capable of testing service life and limit |
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| CN106840857B (en) * | 2017-04-10 | 2019-10-18 | 明光鑫烨制衣有限公司 | A kind of button test device |
| CN107063672B (en) * | 2017-05-26 | 2019-08-20 | 北京航空航天大学 | A kind of closed hatch door opening and closing and loading simulator |
| US10571346B2 (en) * | 2018-01-09 | 2020-02-25 | Tri-Force Management Corporation | Force sensor |
| RU2678935C1 (en) * | 2018-04-17 | 2019-02-04 | Общество с ограниченной ответственностью "ЗИМ Точмашприбор" | Servo-hydraulic universal testing machine for mechanical testing of samples of materials in tension, compression, bending and low cycle fatigue in tension-compression |
| CN208921434U (en) * | 2018-10-11 | 2019-05-31 | 吉林大学 | Multi-load movable joint bearing fatigue marginal test machine |
| CN209773877U (en) * | 2019-03-21 | 2019-12-13 | 深圳市嘉安自动化科技有限公司 | Packaging aluminum plate feeding device of LED assembling machine |
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| CN110907092B (en) * | 2020-01-17 | 2020-10-27 | 萍乡市臻盈企业管理咨询中心 | Pressure sensor detection device |
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Effective date of registration: 20200930 Address after: 337100 business street, Lu Kou Town, Lianhua County, Pingxiang City, Jiangxi Province Applicant after: Pingxiang Zhenying enterprise management consulting center Address before: No.63, Zhenbei Road, Liushi street, Dongyang City, Jinhua City, Zhejiang Province 322100 Applicant before: Dongyang Hanlin sensor Co.,Ltd. |
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Address after: Room 409, Building 1, No. 2 Keji 9th Road, Songshan Lake Park, Dongguan City, Guangdong Province, 523000 Patentee after: Dongguan Mingzhong Enterprise Management Co.,Ltd. Address before: 523000 room 412, productivity building, Songshanhu science and Technology Industrial Park, Dongguan City, Guangdong Province Patentee before: Dongguan Mingzhong Industrial Investment Co.,Ltd. |