CN205262708U - Multifunctional machinery impact testing device - Google Patents
Multifunctional machinery impact testing device Download PDFInfo
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- CN205262708U CN205262708U CN201521030446.5U CN201521030446U CN205262708U CN 205262708 U CN205262708 U CN 205262708U CN 201521030446 U CN201521030446 U CN 201521030446U CN 205262708 U CN205262708 U CN 205262708U
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- jump bit
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- impact test
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Abstract
The utility model discloses a multifunctional machinery impact testing device, include: a pedestal, the guide pillar, a drive uni, the jump bit, the backing plate, the crossbeam, the jump bit cover is located the guide pillar and is hung on the crossbeam, the backing plate is located the base upper surface and is located below the jump bit, the sample is arranged in on the backing plate, drive arrangement can drive the jump bit and promote perhaps decline on the guide pillar, still include acceleration sensor, data collection card and computer, the jump bit includes the major structure and can connect in the tup of major structure below with breaking away from, acceleration sensor locates in the recess of tup lower surface, and the tup lower surface still is equipped with the apron that is used for covering acceleration sensor, data collection card is with acceleration signal of telecommunication collection that acceleration sensor detected, and transmit data collection for the computer, software platform shows data collection. The utility model discloses a surge pressure among the test procedure, improvement testing accuracy's multifunctional machinery impact testing device are acquireed to enough accuracies.
Description
Technical field
The utility model relates to mechanical shock technical field, and relating in particular to one can Obtaining Accurate test processIn surge, improve the multi-functional mechanical impact test apparatus of test accuracy.
Background technology
Mechanical shock test's test objective is to determine under normal and limiting temperature, when product is subject to a series of punchingsWhile hitting, whether each performance lost efficacy.
The technical indicator of impact test comprises: peak accelerator, pulse duration, velocity variable (halfSine wave, Final Peak Saw-Tooth Shock, trapezoidal wave) and waveform selection. Number of shocks outer each the punching that have no special requirementsHit 3 times totally 18 times.
Many products all can be impacted in use, handling, transportation. The magnitude variations of impacting is very largeAnd there is complicated character. Therefore impact and collide reliability testing being applicable to determine mechanical weak link,The integrality of examination product structure.
The technical indicator of mechanical shock test comprises: peak accelerator, pulse duration, velocity variable(half-sine wave), every direction collision frequency.
Note impacting and the direction of collision should be 6 faces, instead of X, Y, Z tri-directions. In environmental testIn, vibration, impact and collision have common point: these three kinds of tests are all to can be used as the machine of product ownThe effective measuring means of one of structure intensity. But vibration test is particular about continuation, fatigability. Picture product is in fortuneElement on defeated process or some engines is all a long-term process in the time of operation. Impact test is winkIntersexuality, destructive. The one that fall-down test is also impacted at last in theory, general shock machine be byArticle are fixed on platform, then platform are risen, and utilize acceleration of gravity to impact, and surge waveform is just having partlyString ripple, trapezoidal wave, triangular wave. It is cumulative that impact test can be regarded repeated impact as. But impact testGenerally utilize the object kinetic energy to test, impact test has plane, also bevelled.
Mechanical shock test's equipment of currently available technology is all that function ratio is more single, and the experiment of single-impact is establishedStandby, do not possess higher-order of oscillation impact function, and in impact test process, and can not obtain more detailedProcess of the test in various parameters.
Therefore, need a kind of surge in can Obtaining Accurate test process badly, improve test accuracyMulti-functional mechanical impact test apparatus.
Utility model content
The purpose of this utility model is to provide a kind of surge, raising in can Obtaining Accurate test processThe multi-functional mechanical impact test apparatus of test accuracy.
To achieve these goals, the technical scheme that the utility model provides is: a kind of multi-functional mechanical is providedImpact test apparatus, comprising: base, guide pillar, drive unit, jump bit, backing plate, described base levelSetting and described guide pillar fixedly stand on described base, and described guide pillar upper end is also provided with crossbeam, described punchingHammer is sheathed on described guide pillar and hangs on described crossbeam, and described backing plate is located at described base upper surface and positionIn described jump bit below, sample is placed on described backing plate, and described drive unit can drive described jump bit to existOn described guide pillar, promote or decline, also comprising acceleration transducer, data collecting card and computer, described inJump bit comprises agent structure and is connected in separatably the tup of described agent structure below, under described tupThe surface centre formation cylinder shape groove that caves inward, described acceleration transducer is located in described groove, andDescribed tup lower surface is also provided with the cover plate for covering described acceleration transducer, when described jump bit is to instituteWhile stating sample impact, the suffered acceleration of described tup acts on described acceleration transducer in the other direction,And described acceleration transducer and described data collecting card are electrically connected, and described data collecting card is by described accelerationThe detected acceleration signal of telecommunication of degree sensor gathers, and image data is passed to described computer,Described computer is provided with the matching used software platform of described data collecting card and can carries out image dataShow. Also comprise the controller for controlling described drive unit, described controller and described drive unit electricityProperty connects, and is also connected with described computer.
Described drive unit comprises hydraulic pump, high-pressure oil pipe and hydraulic cylinder, and described hydraulic pump is by described high pressureOil pipe is connected with described hydraulic cylinder.
Described jump bit comprises and is the described agent structure of inverted trapezoidal shape and is connected in separatably described body junctionThe columniform described tup of structure below, and described tup and described agent structure are threaded connection integral.
Described guide pillar top is also provided with upper cover plate, and also establish in the space between described upper cover plate and described agent structureHave spring, described spring one end is fixedly connected with described upper cover plate, the described spring other end and described body junctionThe upper surface of structure connects separatably.
Also comprise some butt hooks with double-screw bolt, described butt hook one end with double-screw bolt is double-screw bolt, and the other end isHook structure, described agent structure upper surface be provided with some be even circumferential arrange screwed holes, described double-screw bolt withDescribed screwed hole threaded engagement connects, and described hook structure hooks the lower end of described spring.
The rectangular shape of described backing plate and being carried on described base, and four drift angle places are provided with for preventingState the set bolt of backing plate skew.
Described tup lower surface centre and periphery all cave inward form some cylinder shape grooves, each described inGroove is equipped with described acceleration transducer, and described tup lower surface is also provided with for covering described accelerationThe cover plate of sensor, in the time that described jump bit impacts to sample, the acceleration opposite direction that described tup is sufferedAct on described acceleration transducer.
On described base, be also provided with the photoelectric sensor for detection of described jump bit level height, described photoelectricitySensor and described controller are electrically connected, the signal that described controller feeds back according to described photoelectric sensorControl the height of described jump bit.
Compared with prior art, in the utility model mechanical shock test equipment, described tup lower surface central authoritiesLocate to cave inward formation cylinder shape groove, described acceleration transducer is located in described groove, and described tupLower surface is also provided with the cover plate for covering described acceleration transducer, in the time that described jump bit impacts to sample,The suffered acceleration of described tup acts on described acceleration transducer in the other direction, and described acceleration passesSensor and described data collecting card are electrically connected, and described data collecting card detects described acceleration transducerTo the acceleration signal of telecommunication gather, and image data is passed to described computer, described computer peaceBe equipped with the matching used software platform of described data collecting card and can show image data. Due to instituteState cover plate and can cover described acceleration transducer, therefore can protect described acceleration transducer, andCan transmit well the reaction force of sample to described backing plate.
By following description also by reference to the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used forExplain embodiment of the present utility model.
Brief description of the drawings
Fig. 1 is the schematic diagram of an embodiment of the utility model mechanical shock test equipment.
Fig. 2 is the circuit theory module map of mechanical shock test's equipment as shown in Figure 1.
Detailed description of the invention
With reference now to accompanying drawing, describe embodiment of the present utility model, in accompanying drawing, similarly element numbers represents similarElement. As mentioned above, in embodiment as shown in Figure 1, the utility model provides many that embodiment providesFunctional machinery impact test apparatus 100, comprising: base 1, guide pillar 2, drive unit 3, jump bit 4, padPlate 5, described base 1 is horizontally disposed with and described guide pillar 2 fixedly stands on described base 1, and described guide pillar2 upper ends are also provided with crossbeam 6, and the height of described crossbeam 6 can need to adjust according to test, described impactHammer 4 is sheathed on described guide pillar 2 and hangs on described crossbeam 6, and described backing plate 5 is located on described base 1Surface and be positioned at described jump bit 4 belows, sample (not shown) is placed on described backing plate 5, described in driveMoving device 3 can drive described jump bit 4 on described guide pillar 2, promote or decline, and also comprises that acceleration passesSensor 7, data collecting card 8 and computer 9, described jump bit 4 comprises agent structure 4a and separatablyBe connected in the tup 4b of described agent structure 4a below, the described tup 4b lower surface centre shape that caves inwardBecome cylinder shape groove, described acceleration transducer 7 is located in described groove, and described tup 4b lower surface alsoBe provided with the cover plate 10 for covering described acceleration transducer 7, when described jump bit 4 impacts to described sampleTime, the suffered acceleration of described tup 4b acts on described acceleration transducer 7 in the other direction, and described inAcceleration transducer 7 is electrically connected with described data collecting card 8, and described data collecting card 8 is by described accelerationThe detected acceleration signal of telecommunication of degree sensor 7 gathers, and image data is passed to described calculatingMachine 9, described computer 9 is provided with also can be to gathering with the matching used software platform of described data collecting card 8Data show.
In an embodiment, also comprise the controller 11 for controlling described drive unit 3, described controller11 are electrically connected with described drive unit 3, and are also connected with described computer 9. Described computer 9 is to instituteState controller 11 and send operational order, described controller 11 is explained according to the operational order of described computer 9Become corresponding clock signal to work to control described hydraulic pump 31.
In an embodiment, described drive unit 3 comprises hydraulic pump 31, high-pressure oil pipe 32 and hydraulic cylinder 33,Described hydraulic pump 31 is connected with described hydraulic cylinder 33 by described high-pressure oil pipe 32.
In an embodiment, described jump bit 4 comprises and is the described agent structure 4a of inverted trapezoidal shape and can departs fromBe connected in the columniform described tup 4b of described agent structure 4a below, and described tup 4b with described inAgent structure 4a is threaded connection integral. The bottom of described agent structure 4a convexes with a cylindrical boss,This outer wall of boss is provided with external screw thread, the top of described tup 4b cave inward form cylindrical and be provided with inThe groove of screw thread, by coordinating of this external screw thread and this internal thread, makes described tup 4b tightly with describedAgent structure 4a is combined together.
In an embodiment, described guide pillar 2 tops are also provided with upper cover plate 12, described upper cover plate 12 and described masterSpace between body structure 4a is also provided with spring 13, and described spring 13 one end and described upper cover plate 12 are even fixingConnect, described spring 13 other ends are connected separatably with the upper surface of described agent structure 4a. The present embodimentIn, described spring 13 is to be applied to artificial high-frequency percussion test, the vibration frequency of described jump bit 4 is by instituteState the intrinsic frequency of spring 13 own and determine, and it should be noted that in test process, do not allow by described inThe scope that draws high of spring 13 exceeds its elastic deformation scope.
In an embodiment, also comprise four butt hooks 14 with double-screw bolt, the described butt hook 14 1 with double-screw boltEnd is double-screw bolt, and the other end is hook structure, and described agent structure 4a upper surface is provided with four and is even circumferential layoutScrewed hole, the circle in screwed hole besieged city is close with the diameter of section of described spring 13, described double-screw bolt and described inScrewed hole threaded engagement connects, and described hook structure hooks the lower end of described spring 13. This hook structure and instituteState between spring 13 and must firmly connect, prevent from, in described spring 13 vibration processes, coming off.
In an embodiment, the rectangular shape of described backing plate 5 and being carried on described base 1, and four drift anglesPlace is provided with the set bolt 51 for preventing that described backing plate 5 is offset.
In an embodiment, described tup 4b lower surface centre and periphery all cave inward and form some cylindersConnected in star, each described groove is equipped with described acceleration transducer 7, and described tup 4b lower surface is also establishedBe useful on the cover plate 10 that covers described acceleration transducer 7, in the time that described jump bit 4 impacts to sample, instituteStating the suffered acceleration of tup 4b acts on described acceleration transducer 7 in the other direction. Multiple by arrangingDescribed acceleration transducer 7 is tested the acceleration of described jump bit 5, and all flat by described softwarePlatform is analyzed core and demonstration, obtains test data more accurately by software approach. In an embodiment,Described tup 4b end and described cover plate 10 are equipped with the threaded portion that can mutually screw, described cover plate 10 and instituteState tup 4b end thread and screw cooperation.
In an embodiment, on described base 1, be also provided with the light for detection of described jump bit 4 level heightsElectric transducer 20, described photoelectric sensor 20 is electrically connected with described controller 11,11 of described controllersThe height of jump bit 4 described in the signal controlling of feeding back according to described photoelectric sensor 20.
Below describe the utility model mechanical shock test equipment 100 in detail, the utility model can have two kinds of surveysDie trial formula:
Test pattern one: described upper cover plate 12 does not arrange spring 13 with described agent structure 4a, starts thisUtility model, by described software platform input of control commands, described controller 11 receives and according to this controlOrder is controlled described hydraulic cylinder 33 and is promoted described jump bit 4, and now, described photoelectric sensor 20 is to described punchingThe elevation information of hammer 4 feeds back to described controller 11, and described controller 11 is according to described photoelectric sensor20 feedback signal is accurately controlled the height of described jump bit 4, treats that described jump bit 4 fixes on defaultHeight after, also must, to being fixed between described jump bit 4 and described guide pillar 2, preventBefore on-test, described jump bit 4 falls suddenly, causes unnecessary loss, and fixed sample, guarantees sampleAfter product fix, cancel engaging between described jump bit 4 and described guide pillar 2, discharge described hydraulic cylinder33 and described jump bit 4 between be connected, allow the track freely falling body of described jump bit 4 along described guide pillar 2Motion, after treating that described tup 4b contacts sample, starts to do retarded motion, now described acceleration transducerThe acceleration signal detecting is sent to described data collecting card 8 by 7, described data collecting card 8 be generally with56KHZ sample rate is sampled to acceleration signal, and sends to described computer 9, described computer 9Be provided with the matching used software platform of described data collecting card 8 and can show to image data instituteState software platform and there is collection, preservation, playback, analysis, export function.
Test pattern two: described upper cover plate 12 arranges described spring 13 with described agent structure 4a, described in inciting somebody to actionThe upper end of spring 13 is fixedly connected with described upper cover plate 12, the butt hook 14 of lower end by with described double-screw bolt withDescribed agent structure 4a connects, and prevents that described spring 13 from coming off, and opens consumer of the present utility model,By described software platform input of control commands, described controller 11 receives and according to this control command control instituteState hydraulic cylinder 33 and promote described jump bit 4, and the described butt hook 14 with double-screw bolt is mentioned in the lump, now,Described photoelectric sensor 20 feeds back to described controller 11, described control to the elevation information of described jump bit 4Device 11 is accurately controlled the height of described jump bit 4 according to the feedback signal of described photoelectric sensor 20,After treating that described jump bit 4 fixes on default height, also must to described jump bit 4 and described guide pillar 2 itBetween be fixed, prevent before on-test, described jump bit 4 falls suddenly, it is unnecessary to causeLoss, fixed sample, after guaranteeing that sample fixes, cancels between described jump bit 4 and described guide pillar 2Engaging, discharge being connected between described hydraulic cylinder 33 and described jump bit 4, allow described jump bit 4 along instituteState the track movement of falling object of guide pillar 2, after treating that described tup 4b contacts sample, start to do retarded motion,When described spring 13 is stretched to greatest extent, described jump bit 4 speed are kept to 0, the bullet of described spring 13Property potential energy converting and energy is the kinetic energy moving upward, and changes thus, and form described punching between kinetic energy and elastic potential energyThe vibration of hammer 4, in the process of vibrating at described jump bit 4, described acceleration transducer 7 will detectAcceleration signal send to described data collecting card 8, described data collecting card 8 is generally to adopt with 56KHZSample rate is sampled to acceleration signal, and sends to described computer 9, and described computer 9 is provided with and instituteState the matching used software platform of data collecting card 8 and can show image data, described software platformThere is collection, preservation, playback, analysis, export function.
In conjunction with Fig. 1 and 2, the utility model mechanical shock test equipment 100, in described tup 4b lower surfaceThe centre place formation cylinder shape groove that caves inward, described acceleration transducer 7 is located in described groove, and described inTup 4b lower surface is also provided with the cover plate 10 for covering described acceleration transducer 7, when described jump bit 4While impact to described sample, the suffered acceleration of described tup 4b acts on described acceleration sensing in the other directionOn device 7, and described acceleration transducer 7 is electrically connected with described data collecting card 8, described data acquisitionCard 8 gathers the detected described acceleration transducer 7 acceleration signal of telecommunication, and by image dataPass to described computer 9, described computer 9 is provided with and the matching used software of described data collecting card 8Platform also can show image data. Because described cover plate 10 can cover described acceleration transducer 7,Therefore can protect described acceleration transducer 7, and can transmit well sample to described backing plate 5Reaction force.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit this with thisThe interest field of utility model, the equivalent variations of therefore doing according to the utility model claim, still belongs toThe scope that the utility model is contained.
Claims (10)
1. a multi-functional mechanical impact test apparatus, comprising: base, guide pillar, drive unit, jump bit,Backing plate, described base is horizontally disposed with and described guide pillar fixedly stands on described base, and described guide pillar upper endAlso be provided with crossbeam, described jump bit is sheathed on described guide pillar and hangs on described crossbeam, and described backing plate is located atDescribed base upper surface and be positioned at described jump bit below, sample is placed on described backing plate, it is characterized in that,Described drive unit can drive described jump bit on described guide pillar, promote or decline, and also comprises that acceleration passesSensor, data collecting card and computer, described jump bit comprise agent structure and be connected in separatably described inThe tup of agent structure below, the described tup lower surface centre formation cylinder shape groove that caves inward, described inAcceleration transducer is located in described groove, and described tup lower surface is also provided with for covering described accelerationThe cover plate of sensor, in the time that described jump bit impacts to sample, the acceleration opposite direction that described tup is sufferedAct on described acceleration transducer, and described acceleration transducer and the electric connection of described data collecting card,Described data collecting card gathers the detected described acceleration transducer acceleration signal of telecommunication, and willImage data passes to described computer, and described computer is provided with described data collecting card matching usedSoftware platform also can show image data.
2. multi-functional mechanical impact test apparatus as claimed in claim 1, is characterized in that, also comprises useIn controlling the controller of described drive unit, described controller and the electric connection of described drive unit, and also withDescribed computer connects.
3. multi-functional mechanical impact test apparatus as claimed in claim 2, is characterized in that, described drivingDevice comprises hydraulic pump, high-pressure oil pipe and hydraulic cylinder, and described hydraulic pump is by described high-pressure oil pipe and described liquidCylinder pressure connects.
4. multi-functional mechanical impact test apparatus as claimed in claim 1, is characterized in that, described impactHammer comprises the cylinder that is the described agent structure of inverted trapezoidal shape and is connected in separatably described agent structure belowThe described tup of shape, and described tup and described agent structure are threaded connection integral.
5. multi-functional mechanical impact test apparatus as claimed in claim 4, is characterized in that, described guide pillarTop is also provided with upper cover plate, and the space between described upper cover plate and described agent structure is also provided with spring, described inSpring one end is fixedly connected with described upper cover plate, and the upper surface of the described spring other end and described agent structure canDeparting from ground connects.
6. multi-functional mechanical impact test apparatus as claimed in claim 5, is characterized in that, if also compriseThe dry butt hook with double-screw bolt, described butt hook one end with double-screw bolt is double-screw bolt, the other end is hook structure, described inAgent structure upper surface is provided with some screwed hole, described double-screw bolt and described screwed hole spiral shells that even circumferential is arranged that areLine is connected, and described hook structure hooks the lower end of described spring.
7. the multi-functional mechanical impact test apparatus as described in claim 1-6 any one, is characterized in that,The rectangular shape of described backing plate and being carried on described base, and four drift angle places are provided with for preventing described padThe set bolt of plate skew.
8. the multi-functional mechanical impact test apparatus as described in claim 1-6 any one, is characterized in that,Described tup lower surface centre and periphery all cave inward and form some cylinder shape grooves, each described grooveBe equipped with described acceleration transducer, and described tup lower surface is also provided with for covering described acceleration sensingThe cover plate of device, in the time that described jump bit impacts to sample, the acceleration effect in the other direction that described tup is sufferedOn described acceleration transducer.
9. the multi-functional mechanical impact test apparatus as described in claim 1-6 any one, is characterized in that,Described tup end and described cover plate are equipped with the threaded portion that can mutually screw, described cover plate and described tup endEnd screw thread screws cooperation.
10. multi-functional mechanical impact test apparatus as claimed in claim 2, is characterized in that, the described endOn seat, be also provided with the photoelectric sensor for detection of described jump bit level height, described photoelectric sensor and instituteState controller and be electrically connected, rush described in the signal controlling that described controller feeds back according to described photoelectric sensorThe height of hammer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030446.5U CN205262708U (en) | 2015-12-11 | 2015-12-11 | Multifunctional machinery impact testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030446.5U CN205262708U (en) | 2015-12-11 | 2015-12-11 | Multifunctional machinery impact testing device |
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| CN205262708U true CN205262708U (en) | 2016-05-25 |
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| CN201521030446.5U Active CN205262708U (en) | 2015-12-11 | 2015-12-11 | Multifunctional machinery impact testing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675241A (en) * | 2015-12-11 | 2016-06-15 | 华测检测认证集团股份有限公司 | Mechanical shock test equipment |
| CN106525461A (en) * | 2016-12-28 | 2017-03-22 | 苏州渭蓝汽车材料科技有限公司 | Vehicle crash test dummy chest calibration equipment |
| CN108593238A (en) * | 2018-05-08 | 2018-09-28 | 中北大学 | Long pulsewidth amplitude Pneumatic immpacting and weather synthetic chemistry laboratory experimental rig |
| CN110530741A (en) * | 2019-09-25 | 2019-12-03 | 辽宁工业大学 | It is a kind of can mass simultaneous test full-automatic drop hammer impact testing machine |
| CN113607362A (en) * | 2021-07-09 | 2021-11-05 | 东莞市恒宇仪器有限公司 | Multifunctional shoe shock absorption all-in-one machine |
-
2015
- 2015-12-11 CN CN201521030446.5U patent/CN205262708U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675241A (en) * | 2015-12-11 | 2016-06-15 | 华测检测认证集团股份有限公司 | Mechanical shock test equipment |
| CN105675241B (en) * | 2015-12-11 | 2019-01-15 | 上海华测品标检测技术有限公司 | Mechanical shock test's equipment |
| CN106525461A (en) * | 2016-12-28 | 2017-03-22 | 苏州渭蓝汽车材料科技有限公司 | Vehicle crash test dummy chest calibration equipment |
| CN108593238A (en) * | 2018-05-08 | 2018-09-28 | 中北大学 | Long pulsewidth amplitude Pneumatic immpacting and weather synthetic chemistry laboratory experimental rig |
| CN110530741A (en) * | 2019-09-25 | 2019-12-03 | 辽宁工业大学 | It is a kind of can mass simultaneous test full-automatic drop hammer impact testing machine |
| CN113607362A (en) * | 2021-07-09 | 2021-11-05 | 东莞市恒宇仪器有限公司 | Multifunctional shoe shock absorption all-in-one machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170605 Address after: 200120, 1996 Jinqiao Road, Shanghai, Pudong Patentee after: Shanghai China Testing Technology Co., Ltd. Address before: 518101 Guangdong, Shenzhen Province, Baoan District District, Wei Wei Industrial Park, building C, 70 Patentee before: CENTRE TESTING INTERNATIONAL GROUP CO., LTD. |
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| TR01 | Transfer of patent right |