CN102200490B - Test device and test method - Google Patents
Test device and test method Download PDFInfo
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- CN102200490B CN102200490B CN201010132231.XA CN201010132231A CN102200490B CN 102200490 B CN102200490 B CN 102200490B CN 201010132231 A CN201010132231 A CN 201010132231A CN 102200490 B CN102200490 B CN 102200490B
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- pull
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Abstract
The invention discloses a test device comprising a motor, a push-pull gauge, a push-pull member for pushing and pulling a workpiece to be tested, a rolling member capable of rotating under the driving of the motor, a pull rope with one end wound on the rolling member, a bracket, a sliding part and a first fixed pulley; the bracket is provided with a sliding groove; the first fixed pulley is fixedly arranged on the bracket and located below the sliding groove; the sliding part is arranged in the sliding groove; the two ends of the push-pull gauge are respectively fixedly connected with the push-pull member; the pull rope can be respectively wound on the first fixed pulley from the side close to the first fixed pulley or far away from the push-pull member and then fixed on the sliding part to carry out a push or pull force test. The test device for push-pull force can conveniently adjust the scope of the push-pull force test by changing the sliding route of the sliding part along the sliding groove. The invention further provides a test method for push-pull force and an obstacle crossing test method by using the test device.
Description
Technical field
The present invention relates to a kind of testing apparatus and method of testing thereof, relate in particular to a kind of push-pull-force testing apparatus and adopt push-pull effort method of testing and the leaping over obstacles method of testing of this equipment.
Background technology
The electronic products such as server cabinet need mobile its position in the process of using and transporting, and now server cabinet will be subject to the effect of push-pull effort.Therefore, this electronic product needs to carry out it to carry out push-pull effort test after the manufacturing completes, and simulates it receiving that push-pull effort makes the situation of used time, to test it, receives the stability after push-pull effort effect.
Existing push-pull-force testing apparatus comprises worktable, is arranged at the driving cylinder on worktable, the sliding bar, pull and push dynamometer, the first clamping device, the second clamping device that are driven cylinder to promote.The two ends of pull and push dynamometer are affixed with sliding bar and the first clamping device respectively.The second clamping device be arranged at worktable and with the first clamping device separately.During use, the two ends of workpiece are individually fixed in to the first clamping device and the second clamping device, by drive air cylinder driven the first clamping device near or away from the second clamping device to carry out push-pull effort test.
Yet this push-pull-force testing apparatus is by driving air cylinder driven, the sliding stroke of sliding bar is activated the restriction of cylinder range, thereby makes the size of the suffered push-pull effort of workpiece for measurement arrive restriction.
Summary of the invention
In view of above-mentioned condition, the push-pull effort method of testing and the leaping over obstacles method of testing that are necessary to provide the testing apparatus that a kind of push-pull effort test specification is larger and adopt testing apparatus.
A kind of testing apparatus, it comprises motor, pull and push dynamometer, pull-push piece for push-and-pull workpiece for measurement, be subject to motor to drive rotating rolling member, one end is set around the stay cord on rolling member, support, sliding part and the first fixed pulley, support is formed with sliding tray, the first fixed pulley is fixedly arranged on support and is positioned at the bottom of sliding tray, sliding part is located at sliding tray, pull and push dynamometer two ends are affixed with sliding part and pull-push piece respectively, by sliding part, along sliding tray, slide and make at least one end of sliding part and pull-push piece away from one end of pull and push dynamometer, be positioned at the homonymy of the first fixed pulley, and the other end of stay cord after being set around the first fixed pulley away from a side of pull-push piece, the first fixed pulley is fixed on to sliding part to carry out tensile test, by sliding part, along sliding tray, slide and make at least one end of sliding part and pull-push piece away from one end of pull and push dynamometer, lay respectively at the both sides of the first fixed pulley, and the other end of stay cord after being set around the first fixed pulley near a side of pull-push piece, the first fixed pulley is fixed in to sliding part to carry out thrust test.
A kind of pull force test method, comprise the following steps: a testing apparatus is provided, it comprises worktable, be located at the motor of worktable, pull and push dynamometer, for the pull-push piece of push-and-pull workpiece for measurement, be subject to motor to drive rotating rolling member, one end to be set around stay cord, support, sliding part and the first fixed pulley on rolling member, support is formed with sliding tray, the first fixed pulley is fixedly arranged on support and is positioned at the bottom of sliding tray, sliding part is located at sliding tray, and pull and push dynamometer two ends are affixed with sliding part and pull-push piece respectively; Sliding part is slid into sliding tray near one end of pull-push piece, stay cord is fixed in to sliding part near one end of pull and push dynamometer after the first fixed pulley is set around the first fixed pulley away from a side of pull-push piece; Workpiece for measurement is fixed to worktable, workpiece is connected to pull-push piece away from one end of pull and push dynamometer; Starter motor, driven by motor rolling member rotates, and stay cord is wound around to rolling member, makes sliding part drive pull-push piece to the direction motion away from workpiece; Record the pulling force size that pull and push dynamometer is measured.
A kind of thrust method of testing, comprise the following steps: a testing apparatus is provided, it comprises worktable, be located at the motor of worktable, pull and push dynamometer, for the pull-push piece of push-and-pull workpiece for measurement, be subject to motor to drive rotating rolling member, one end to be set around stay cord, support, sliding part and the first fixed pulley on rolling member, support is formed with sliding tray, the first fixed pulley is fixedly arranged on support and is positioned at the bottom of sliding tray, sliding part is located at sliding tray, and pull and push dynamometer two ends are affixed with sliding part and pull-push piece respectively; Sliding part is slid into sliding tray away from one end of pull-push piece, stay cord is fixed in to sliding part away from one end of pull and push dynamometer after the first fixed pulley is set around the first fixed pulley near a side of pull-push piece; Workpiece for measurement is fixed to worktable, and makes workpiece support pull-push piece away from one end of pull and push dynamometer; Starter motor, driven by motor rolling member rotates, and stay cord is wound around to rolling member, makes sliding part drive pull-push piece to support workpiece; Record the thrust size that pull and push dynamometer is measured.
A kind of leaping over obstacles method of testing, comprise the following steps: a testing apparatus is provided, it comprises worktable, control gear, motor, is subject to motor to drive rotating rolling member, one end to be set around stay cord, support, the first fixed pulley, slide rail and the balk board on rolling member, slide rail is arranged at worktable and has speed sensitive device, balk board is fixedly arranged on slide rail middle part and extend perpendicular to slide rail bearing of trend on edge, motor and support are arranged at one end that worktable is positioned at slide rail, and the first fixed pulley is fixedly arranged on support; Workpiece is positioned over to slide rail away from one end of support, makes it along slide rail slidably; Stay cord after being set around the first fixed pulley away from a side of workpiece, the first fixed pulley is connected to workpiece; Control gear starter motor, driven by motor rolling member rotates, and stay cord is wound around to rolling member, drives workpiece to slide along slide rail; When the sliding speed of workpiece reaches predetermined value, control gear is controlled motor and is stopped operating, and workpiece is leaping over obstacles plate under inertia effect.
Above-mentioned testing apparatus and method of testing, utilize the cooperation of motor, rolling member, sliding part and the first fixed pulley to test, and can change easily the sliding stroke of sliding part, thereby the size of the push-pull effort that change workpiece is subject to makes the scope of push-pull effort test larger.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the push-pull-force testing apparatus of embodiment of the present invention.
Fig. 2 is the guide of push-pull-force testing apparatus shown in Fig. 1, sliding part and pull-push piece amplification stereogram.
Fig. 3 is the enlarged drawing at III place in Fig. 1.
Fig. 4 is that push-pull-force testing apparatus shown in Fig. 1 carries out the leaping over obstacles stereographic map in when test.
Fig. 5 is the stereographic map that push-pull-force testing apparatus shown in Fig. 1 carries out leaping over obstacles another angle of when test.
Fig. 6 is the enlarged drawing at VI place in Fig. 4.
Main element symbol description
Push-pull-force testing apparatus 100
Worktable 10
Motor 20
Main shaft 21
Rolling member 42
Support 44
Support member 441
Screw 4412
Fixture 443
Screw 4432
Guide 445
The first locating part 446
The first through hole 4462
The second locating part 447
The second through hole 4472
The 3rd locating part 448
Third through-hole 4482
Sliding tray 449
Sliding part 46
Main part 462
Holding part 4622
The first fixed part 464
The second fixed part 465
The first sliding part 467
The second sliding part 468
The first fixed pulley 47
The second fixed pulley 48
The 3rd fixed pulley 49
Pull and push dynamometer 60
Pull-push piece 70
Bar portion 71
Support division 73
Slide rail 80
Slide bar 81
Balk board 82
Control gear 90
Server cabinet 200
Support wheel 201
Angle sheave 202
Embodiment
The push-pull-force testing apparatus also by reference to the accompanying drawings embodiment of the present invention being provided with embodiment is below described in further detail.
Refer to Fig. 1 and Fig. 3, the push-pull-force testing apparatus 100 of embodiment of the present invention comprises worktable 10, motor 20, rolling member 42, stay cord 43, support 44, sliding part 46, the first fixed pulley 47, the second fixed pulley 48, the 3rd fixed pulley 49, pull and push dynamometer 60, pull-push piece 70, slide rail 80 and control gear 90.
Refer to Fig. 4, motor 20 is arranged at a side of worktable 10.Motor 20 has main shaft 21.Rolling member 42 is roughly cylindric, and its one end is located at main shaft 21 and driven by motor 20 rotatable.The axis cardinal principle of rolling member 42 and the axis conllinear of main shaft 21.Stay cord 43 is set around rolling member 42 and rolling member 42 is fixed in one end.In present embodiment, stay cord 43 is wire rope.
Please again consult Fig. 1 and Fig. 2, support 44 comprises support member 441, fixture 443, guide 445, the first locating part 446, the second locating part 447 and the 3rd locating part 448.Support member 441 has two, two support members 441 preset distance of being separated by.On support member 441, offer along the direction away from worktable 10 and set gradually a plurality of screws 4412.Fixture 443 is roughly square frame shape, and it is arranged between two support members 441, and the two ends of fixture 443 adopt respectively screw 4432 to be fixed on two support members 441.During use, thereby can select as required different screw 4412 that fixture 443 is fixed to the height different apart from worktable 10.Guide 445 is roughly rectangular tabular, and guide 445 has two.
Two guides 445 are all fixed on fixture 443, and the interval that is parallel to each other arranges formation one sliding tray 449.The bearing of trend of sliding tray 449 is substantially mutually vertical with the main shaft 21 of motor 20.The first locating part 446, the second locating part 447 and the 3rd locating part 448 are rectangular block, and it offers respectively coaxial the first through hole 4462, the second through hole 4472 and third through-hole 4482.The first locating part 446, the second locating part 447 and the 3rd locating part 448 are all fixedly arranged between two guides 445, the first locating part 446 and the 3rd locating part 448 lay respectively at the two ends of the sliding tray 449 that guide 445 limits, the second locating part 447 is between the first locating part 446 and the 3rd locating part 448, and the bearing of trend of the first through hole 4462, the second through hole 4472 and third through-hole 4482 is identical with the bearing of trend of sliding tray 449.
Sliding part 46 comprises main part 462, the first fixed part 464, the second fixed part 465, the first sliding part 467 and the second sliding part 468.Main part 462 is roughly rectangular box-like, and it is formed with holding part 4622.The first fixed part 464 and the second fixed part 465 are all contained in holding part 4622 and lay respectively at the two ends of holding part 4622.In present embodiment, the first fixed part 464 and the second fixed part 465 are fixed pin.The first sliding part 467 and the second sliding part 468 are all roughly round bar shape, are fixedly arranged on respectively the two ends of main part 462.Main part 462 is contained in sliding tray 449, and between the first locating part 446 and the second locating part 447,468 minutes supplementary biographies of the first sliding part 467 and the second sliding part are located at the first through hole 4462 and the second through hole 4472, and respectively along the first through hole 4462 and the second through hole 4472 slidably.The second sliding part 468 extends to the 3rd locating part 448 through the second through hole 4472.
The structure of the first fixed pulley 47, the second fixed pulley 48 and the 3rd fixed pulley 49 is identical, includes rotating shaft and is sheathed on the runner in rotating shaft.The second fixed pulley 48, the 3rd fixed pulley 49 and the first fixed pulley 47 are arranged in order along the bearing of trend of sliding tray 449, and the axis of the rotating shaft of the first fixed pulley 47, the second fixed pulley 48 and the 3rd fixed pulley 49 is all substantially parallel with the axis of rolling member 42.In present embodiment, the rotating shaft of the first fixed pulley 47 and the 3rd fixed pulley 49 is all fixed between two guides 445, and the first fixed pulley 47 cardinal principles are corresponding to the middle part of sliding tray 449.Fixture 443 is fixed in the rotating shaft of the second fixed pulley 48 and corresponding to one end of sliding tray 449, the second fixed pulley 48 and guide 445 lay respectively at the corresponding both sides of fixture 443.
Pull and push dynamometer 60 is contained in sliding tray 449, and the second sliding part 468 of sliding part 46 is fixed on through one end of the second through hole 4472 in one end of pull and push dynamometer 60.
Pull-push piece 70 comprises bar portion 71 and support division 73.Bar portion 71 is roughly cylindric, and its one end is through the other end that is fixed in pull and push dynamometer 60 after the second through hole 4472.Support division 73 is roughly discoid, and support division 73 is fixed on the other end of bar portion 71 separably.
Slide rail 80 is located at worktable 10, and is positioned at pull-push piece 70 away from a side of motor 20.Slide rail 80 comprises two slide bars 81.Each slide bar 81 is fixedly arranged on worktable 10 by lock members such as screws.The bearing of trend of slide bar 81 is substantially identical with the bearing of trend of guide 445.Two slide bars 81 are arranged in parallel.
Control gear 90 is arranged at worktable 10, for controlling motor 20, rotates and record the measured data of pull and push dynamometer 60.
Refer to Fig. 4 to Fig. 6, this push-pull-force testing apparatus 100 also comprises that one is arranged on worktable 10 and connects the balk board 82 of two slide bars 81, and balk board 82 protrudes from worktable 10 surfaces.On slide bar 81, be provided with speed sensitive device (not shown).
In present embodiment, by server cabinet 200 being tested to describe in detail the using method of push-pull-force testing apparatus 100.This server cabinet 200 comprises a plurality of support wheel 201 and a plurality of angle sheaves 202 that are arranged at 200 two relative sides of server cabinet that are arranged at the bottom of server cabinet 200.
Please again consult Fig. 1 to Fig. 3, while using 100 pairs of server cabinets of this push-pull-force testing apparatus 200 to carry out thrust test, promote sliding part 46 it is slided until main part 462 supports the first locating part 446 along sliding tray 449.One end of stay cord 43 is set around to the runner of the second fixed pulley 48 from the second fixed pulley 48 away from a side of pull-push piece 70, and be fixed on the first fixed part 464 be set around the runner of the first fixed pulley 47 away from a side of the first fixed part 464 from the first fixed pulley 47 after, now the first fixed pulley 47 and server cabinet 200 are positioned at the homonymy of the first fixed part 464.Server cabinet 200 is positioned between two slide bars 81 and supports the support division 73 of pull-push piece 70, adjust the position of two slide bars 81, make two slide bars 81 support respectively the corresponding both sides of server cabinet 200, thereby server cabinet 200 is fixed on to worktable 10.Control gear 90 starter motors 20, motor 20 drives rolling member 42 to rotate, thereby stay cord 43 is wound around on rolling member 42, the now 43 length minimizings of the stay cord between the second fixed pulley 48 and the first fixed part 464 make the first fixed part 464 to the direction motion near the first fixed pulley 47, to reduce the distance between the first fixed part 464 and the first fixed pulley 47, thereby sliding part 46 is moved until the main part 462 of sliding part 46 supports the second locating part 447 along sliding tray 449 to server cabinet 200.When sliding part 46 moves to server cabinet 200, the second sliding part 468 supports pull and push dynamometer 60, thrust passes to pull-push piece 70 by pull and push dynamometer 60, make the support division 73 of pull-push piece 70 support server cabinet 200, control gear 90 records the thrust size that pull and push dynamometer 60 is measured, thus situation when energy emulating server rack 200 is subject to certain thrust.
While using 100 pairs of server cabinets of this push-pull-force testing apparatus 200 to carry out tensile test, promoting sliding part 46 makes it along sliding tray 449, slide until main part 462 is supported to the second locating part 447, stay cord 43 is fixed to the second fixed part 465 away from a side of pull-push piece 70 from the first fixed pulley 47 after the runner of the second fixed pulley 48, and now the second fixed part 465 and server cabinet 200 are positioned at the homonymy of the second fixed pulley 48.Server cabinet 200 is fixed on to worktable 10, server cabinet 200 use ropes are connected to pull-push piece 70.Control gear 90 starter motors 20 make it drive rolling member 42 to rotate, thereby stay cord 43 is wound on rolling member 42, the now 43 length minimizings of the stay cord between the second fixed pulley 48 and the second fixed part 465 make main part 462 to the direction motion near the second fixed pulley 48 until main part 462 supports the first locating part 446, to reduce the distance between the first fixed part 464 and the second fixed pulley 48, thereby make sliding part 46 along sliding tray 449 to moving away from the direction of server cabinet 200.Pull-push piece 70 applies pulling force to server cabinet 200.Pull and push dynamometer 60 is measured pulling force size, thereby can be subject to the situation that certain pulling force is done the used time by emulating server rack 200.
Please again consult Fig. 4 to Fig. 6, while using 100 pairs of server cabinets of this push-pull-force testing apparatus 200 to carry out leaping over obstacles test, server cabinet 200 is positioned over to slide rail 80 away from one end of motor 20, adjust the distance between two slide bars 81, make the angle sheave 202 of server cabinet 200 both sides support slide bar 81.One end of stay cord 43 is connected to server cabinet 200 away from a side of server cabinet 200 from the second fixed pulley 48 after the second fixed pulley 48.Control gear 90 is controlled motor 20 and is started, rolling member 42 rotates, thereby pull server cabinet 200 to the second fixed pulley 48 motions, when sensing device senses reaches setting value to the movement velocity of server cabinet 200, control gear 90 disable motors 20, server cabinet 200 is leaping over obstacles plate 82 under the effect of self inertia.
This push-pull-force testing apparatus 100 utilizes motor 20, rolling member 42, sliding part 46 and the first fixed pulley 47 cooperations to carry out push-pull effort test, the distance changing between the first locating part 446 and the second locating part 447 can change the sliding stroke of sliding part 46, and then expands the scope of push-pull effort test.
Be appreciated that the first fixed pulley 47 and the 3rd fixed pulley 49 all can omit, carry out thrust when test, one end of stay cord 43 is fixed to the first fixed part 464 away from a side of the first fixed part 464 from the second fixed pulley 48 after the second fixed pulley 48.
In addition, those skilled in the art also can do other and change in spirit of the present invention, and certainly, the variation that these are done according to spirit of the present invention, all should be included in the present invention's scope required for protection.
Claims (10)
1. a testing apparatus, it comprises motor, pull and push dynamometer and for the pull-push piece of push-and-pull workpiece for measurement, it is characterized in that: this testing apparatus also comprises and is subject to this motor to drive rotating rolling member, one end is set around the stay cord on this rolling member, support, sliding part and the first fixed pulley, this support is formed with sliding tray, this first fixed pulley is fixedly arranged on this support and is positioned at this sliding tray below, this sliding part is located in this sliding tray, these pull and push dynamometer two ends are affixed with this sliding part and this pull-push piece respectively, by this sliding part, along this sliding tray, slide and make at least one end of this sliding part and this pull-push piece away from one end of this pull and push dynamometer, lay respectively at the homonymy of this first fixed pulley, and the other end of this stay cord after being set around this first fixed pulley away from a side of this pull-push piece, this first fixed pulley is fixed in to this sliding part to carry out tensile test, by this sliding part, along this sliding tray, slide and make at least one end of this sliding part and this pull-push piece away from one end of this pull and push dynamometer, lay respectively at the both sides of this first fixed pulley, and the other end of this stay cord after being set around this first fixed pulley near a side of this pull-push piece, this first fixed pulley is fixed in to this sliding part to carry out thrust test.
2. testing apparatus as claimed in claim 1, it is characterized in that: this support comprises guide, the first locating part and the second locating part, this guide has two, the first locating part and the second locating part are arranged between two guides and the preset distance of being separated by, these two guides form this sliding tray, and this sliding part can slide along this sliding tray between this first locating part and the second locating part.
3. testing apparatus as claimed in claim 2, it is characterized in that: this sliding part comprises main part, the first sliding part and the second sliding part, this first sliding part and the second sliding part are positioned at respectively the two ends of this main part, this first locating part and the second locating part offer respectively the first through hole and the second through hole, this first sliding part and the second sliding part are arranged in respectively this first through hole and the second through hole, and this pull and push dynamometer is fixed in this second sliding part away from one end of this main part.
4. testing apparatus as claimed in claim 3, is characterized in that: this sliding part also comprises the first fixed part and the second fixed part, and the first fixed part and the second fixed part are located at respectively main part near the two ends of the first sliding part and the second sliding part.
5. testing apparatus as claimed in claim 2, it is characterized in that: this support also comprises support member and fixture, this support member has two and the preset distance of being separated by, this fixture is square frame shape, on this support member, offer a plurality of screws that set gradually that extend along support member short transverse, the two ends of this fixture adopt respectively screw to be fixed on these two support members to regulate easily the height of this fixture, and this guide is fixedly arranged on this fixture.
6. testing apparatus as claimed in claim 5, is characterized in that: this testing apparatus also comprises the second fixed pulley, and this first fixed pulley is located at this guide, and this second fixed pulley is located at this fixture away from a side of this guide.
7. testing apparatus as claimed in claim 1, it is characterized in that: this push-pull-force testing apparatus also comprises worktable and is arranged at the slide rail on worktable, this motor is arranged at this worktable, this slide rail comprises two slide bars that are arranged in parallel, and described two slide bars support respectively two relative sides of workpiece for measurement with fixation workpiece.
8. a pull force test method, comprises the following steps:
One testing apparatus is provided, it comprises worktable, be located at the motor of this worktable, pull and push dynamometer, for the pull-push piece of push-and-pull workpiece for measurement, be subject to this motor to drive rotating rolling member, one end to be set around stay cord, support, sliding part, the first fixed pulley on this rolling member, this support is formed with sliding tray, this first fixed pulley is fixedly arranged on this support and is positioned at this sliding tray below, this sliding part is located in this sliding tray, and these pull and push dynamometer two ends are affixed with this sliding part and this pull-push piece respectively;
Sliding part is slid into this sliding tray near one end of this pull-push piece, this stay cord is fixed on to this sliding part near one end of this pull and push dynamometer after this first fixed pulley is set around this first fixed pulley away from a side of this pull-push piece;
Workpiece for measurement is fixed to worktable, workpiece is connected to pull-push piece away from one end of pull and push dynamometer;
Starter motor, driven by motor rolling member rotates, and stay cord is wound around to rolling member, makes sliding part drive pull-push piece to the direction motion away from workpiece;
Record the pulling force size that pull and push dynamometer is measured.
9. a thrust method of testing, comprises the following steps:
One testing apparatus is provided, it comprises worktable, be located at the motor of this worktable, pull and push dynamometer, for the pull-push piece of push-and-pull workpiece for measurement, be subject to this motor to drive rotating rolling member, one end to be set around stay cord, support, sliding part, the first fixed pulley on this rolling member, this support is formed with sliding tray, this first fixed pulley is fixedly arranged on this support and is positioned at this sliding tray below, this sliding part is located at this sliding tray, and these pull and push dynamometer two ends are affixed with this sliding part and this pull-push piece respectively;
Sliding part is slid into this sliding tray away from one end of this pull-push piece, this stay cord is fixed on to this sliding part away from one end of this pull and push dynamometer after this first fixed pulley is set around this first fixed pulley near a side of this pull-push piece;
Workpiece for measurement is fixed to worktable, and makes workpiece support this pull-push piece away from one end of this pull and push dynamometer;
Starter motor, driven by motor rolling member rotates, and stay cord is wound around to rolling member, makes sliding part drive pull-push piece to support workpiece;
Record the thrust size that pull and push dynamometer is measured.
10. a leaping over obstacles method of testing, comprises the following steps:
One testing apparatus is provided, it comprises worktable, control gear, motor, is subject to motor-driven rolling member, one end to be set around stay cord, support, the first fixed pulley, slide rail and the balk board on this rolling member, this slide rail is arranged at this worktable and has speed sensitive device, this balk board is fixedly arranged on this slide rail middle part and extend perpendicular to this slide rail bearing of trend on edge, this motor and this support are arranged at one end that this worktable is positioned at this slide rail, and this first fixed pulley is fixedly arranged on this support;
Workpiece is positioned over to this slide rail away from one end of this support, makes it along this slide rail slidably;
This stay cord after being set around this first fixed pulley away from a side of this workpiece, this first fixed pulley is connected to this workpiece;
Control gear starter motor, driven by motor rolling member rotates, and stay cord is wound around to rolling member, drives workpiece to slide along slide rail;
When the sliding speed of workpiece reaches predetermined value, control gear is controlled motor and is stopped operating, and workpiece is leaping over obstacles plate under inertia effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010132231.XA CN102200490B (en) | 2010-03-25 | 2010-03-25 | Test device and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010132231.XA CN102200490B (en) | 2010-03-25 | 2010-03-25 | Test device and test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102200490A CN102200490A (en) | 2011-09-28 |
| CN102200490B true CN102200490B (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010132231.XA Expired - Fee Related CN102200490B (en) | 2010-03-25 | 2010-03-25 | Test device and test method |
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| CN (1) | CN102200490B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078565B (en) * | 2016-08-11 | 2019-01-01 | 菲舍尔航空部件（镇江）有限公司 | Ultrasonic C-Scan instrument clamps |
| CN107063614A (en) * | 2017-02-13 | 2017-08-18 | 上海市质量监督检验技术研究院 | A kind of detection of furniture sliding member with driving fierce close test machine suddenly |
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|---|---|---|---|---|
| GB1336056A (en) * | 1970-10-14 | 1973-11-07 | Heberlein & Co Ag | Compressive strength tester for tablets |
| US4895028A (en) * | 1989-01-27 | 1990-01-23 | U.S. Philips Corporation | Method of pull-testing wire connectors on an electrical device |
| US5181424A (en) * | 1991-04-18 | 1993-01-26 | International Paper Company | Tear-strip testing apparatus |
| CN2856976Y (en) * | 2005-11-29 | 2007-01-10 | 比亚迪股份有限公司 | Testing tool for push-pull force |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102200490A (en) | 2011-09-28 |
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