CN201569518U - Tension testing device - Google Patents
Tension testing device Download PDFInfo
- Publication number
- CN201569518U CN201569518U CN2009202633179U CN200920263317U CN201569518U CN 201569518 U CN201569518 U CN 201569518U CN 2009202633179 U CN2009202633179 U CN 2009202633179U CN 200920263317 U CN200920263317 U CN 200920263317U CN 201569518 U CN201569518 U CN 201569518U
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- contiguous block
- hole
- tensile force
- installing plate
- testing tensile
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Abstract
The utility model discloses a tension testing device, which comprises a fixed base, a plurality of locking parts, a suspension arm and a connecting component, wherein the locking parts are fixed on the fixed base, each locking part is provided with an opening, a tested part is locked with the locking part via the opening, one end of the connecting component is rotationally connected to the fixed base by utilizing a first axis as a rotating axis, the other end thereof is rotationally connected to the suspension arm by utilizing a second axis as a rotating axis, the first axis is a central line of the opening of each locking part in a locking direction, and the second axis is perpendicular to a plane of the first axis. Besides, the suspension arm comprises a base plate, a cylinder, a moving part and a tension gauge, wherein the cylinder is fixed on the base plate, one end of the cylinder is fixedly connected with the moving part, one side of the moving part is slidably connected with the base plate while the other side is fixedly connected with the tension gauge, and one end of the tested part is locked with one of the locking parts while the other end of the tested part is connected with the tension gauge. The tension testing device can test tension for pulling out the tested part from multiple directions and angles and accurately valuate performance of the tested part and service life thereof.
Description
Technical field
The utility model relates to a kind of proving installation, relates in particular to a kind of three-dimensional device for testing tensile force.
Background technology
When manufacturing and designing electronics or engineering goods, need test the contact engaging and separating force of interface, plug or the connector etc. of design or the product of making usually, contact engaging and separating force is controlled in the reasonable range.
See also Fig. 8, the device for testing tensile force of the pulling force when existing interface, plug or the connector that is used to test various product is pulled out mainly comprises: firm banking 100 ', firm banking feet 101 ', backing plate 102 ', female end connector 103 ', male end connector 104 ', first contiguous block 150 ', second contiguous block 134 ' and cantilever 160 '.Wherein, cantilever 160 ' comprises substrate 161 ', cylinder 162 ', moving member 163 ', slide rail 164 ' and tautness meter 165 '.During installation, holder feet 101 ' is fixed on four angles of holder 100 ' below, with support fixation base 100 '.Upper fixed near firm banking 100 ' one lateral edges is equipped with backing plate 102 ', female end connector 103 ' is fixed on backing plate 102 ' one lateral edges, and female end connector 103 ' and backing plate 102 ' are positioned at the same side of firm banking 100 ', male end connector 104 ' fastens with female end connector 103 ', second contiguous block, 134 ' one end is fixedly connected on the end face of the firm banking 100 ' consistent with female end connector 103 ' opening direction, fixedly connected first contiguous block 150 ' of the other end, the other end of first contiguous block 150 ' is fixedlyed connected with substrate 161 ', cylinder 162 ' is fixed on the substrate 161 ', the cylinder piston rod of cylinder 162 ' is fixedlyed connected with moving member 163 ', and a side of moving member 163 ' is slidingly connected with the slide rail 164 ' that is fixed on the substrate 161 ', opposite side is fixedly connected with tautness meter 165 ', male end connector 104 ' one end and female end connector 103 ' fastens, and other end tool is connected with a lead-in wire 166 ' and is connected with tautness meter 165 '.
Usually, when the pulling force that test products is pulled out, need the pulling force of test different directions and angle, with the performance and the serviceable life of assessment tested product.Yet, because being installed with the substrate 161 ' of tautness meter 165 ' in the existing device for testing tensile force is to be fixed together by immobile first contiguous block 150 ' and second contiguous block 134 ' with the firm banking 100 ' that is installed with female end connector 103 ', when the test pulling force, can only test the withdrawal force of male end connector 104 ' along the opening direction of female end connector 103 ', thereby, the test specification of existing device for testing tensile force is limited, can not accurately assess out the performance and the serviceable life of tested product.
The utility model content
The purpose of this utility model is to provide a kind of device for testing tensile force at above-mentioned the deficiencies in the prior art, and this device for testing tensile force can satisfy the withdrawal force of testing product to be tested from a plurality of angles, with accurate performance and the serviceable life of assessing out tested product.
For achieving the above object, device for testing tensile force provided by the utility model, be used to test the pulling force that the measured piece of fastening is pulled out, comprise a firm banking, several are fixed on the locking piece on the described firm banking, one cantilever and coupling assembling, described locking piece has an opening, described measured piece fastens by described opening and described locking piece, one end of described coupling assembling is that turning axle rotatably is connected in described firm banking with the first axle, the other end is that turning axle rotatably is connected in described cantilever with second axis, described first axle is the center line that the opening of described locking piece fastens direction, and described second axis normal is in the plane of crossing described first axle.Wherein, described cantilever comprises substrate, cylinder, moving member and tautness meter, described cylinder is fixed on the described substrate, and an end is fixedlyed connected with described moving member, the described moving member one described substrate that is dynamically connected that breaks away, the fixedly connected described tautness meter of opposite side, described measured piece one end and locking piece fasten, and Ling Yi Duan The is connected with one and draws Line and be connected with tautness meter.
As mentioned above, because the coupling assembling of the utility model device for testing tensile force can move in the horizontal direction along the end face of firm banking, can be again the turning axle rotation with the center line of the opening of locking piece, can also be the turning axle rotation with straight line perpendicular to the plane of the center line of the opening of crossing described locking piece, thereby the cantilever of fixedlying connected with coupling assembling also can be moved along above-mentioned three directions, thereby can test out the withdrawal force of tested product from a plurality of angle and directions, guarantee the integrality of test data, accurately assess out the performance and the serviceable life of tested product, and can save testing cost.
Description of drawings
Fig. 1 is the stereographic map of the utility model device for testing tensile force.
Fig. 2 is the front view of an angle of device for testing tensile force shown in Figure 1.
Fig. 3 is the three-dimensional exploded view of slide assemblies, coupling assembling and first contiguous block of device for testing tensile force shown in Figure 1.
Fig. 4 is the cantilever of device for testing tensile force shown in Figure 1 stereographic map when the Z axle is rotated counterclockwise miter angle.
Fig. 5 is the front view of an angle of device for testing tensile force shown in Figure 4.
Fig. 6 is the cantilever of device for testing tensile force shown in Figure 4 front view when the plane at described installing plate place turns clockwise 15 degree angles.
Fig. 7 is the cantilever of device for testing tensile force shown in Figure 4 front view when the plane at described installing plate place turns clockwise 105 degree angles.
Fig. 8 is the stereographic map of existing device for testing tensile force.
Each description of reference numerals is as follows among the figure:
[prior art]
Firm banking 100 ' firm banking feet 101 '
Backing plate 102 ' female end connector 103 '
Male end connector 104 ' second contiguous block 134 '
First contiguous block, 150 ' cantilever 160 '
Substrate 161 ' cylinder 162 '
Moving member 163 ' slide rail 164 '
Tautness meter 165 ' lead-in wire 166 '
[the utility model]
Draw-in groove 105a female end connector opening 106
The first through hole 121a installing plate spacing hole 121b
Installing plate spacing hole 121c installing plate spacing hole 121d
The second through hole 130a swivel plate pilot hole 130b
Fixing sleeve 131 third through-hole 131a
Swivel plate pin joint spare 132 swivel plate pin joint fixed blocks 133
Second contiguous block, 134 second contiguous block mounting hole 134a
The second contiguous block pilot hole 134b, the second contiguous block pin joint spare 140
The second contiguous block pin joint fixed block, 141 first contiguous blocks 150
The first contiguous block mounting hole 150a, the first contiguous block spacing hole 150b
The first contiguous block spacing hole 150c cantilever 160
Moving member 163 slide rails 164
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 1-3, the utility model device for testing tensile force comprises a firm banking 100, several are used for measured piece fastens and is fixed on locking piece, a cantilever 160 and a coupling assembling on the described firm banking 100.Preferably, described locking piece is a female end connector 103, and described measured piece is a male end connector 104.Described female end connector 103 has an opening 106, and described male end connector 104 fastens by described opening 106 and described female end connector 103.The below of described firm banking 100 is provided with several firm banking feets 101, to support described firm banking 100, upper fixed near described firm banking 100 1 lateral edges is equipped with backing plate 102, several described female end connectors 103 are fixed near on described backing plate 102 1 lateral edges, and described female end connector 103 and described backing plate 102 all are positioned at the same side of described firm banking 100.One end of described coupling assembling is that turning axle rotatably is connected in described firm banking 100 with the first axle, the other end is that turning axle rotatably is connected in described cantilever 160 with second axis, described first axle is the center line that the opening 106 of described female end connector 103 fastens direction, and described second axis normal is in the plane of crossing described first axle.
Wherein, described cantilever 160 comprises substrate 161, cylinder 162, moving member 163 and tautness meter 165, described cylinder 162 is fixed on the described substrate 161, and an end is fixedlyed connected with described moving member 163, described substrate 161 is provided with slide rail 164, one side of described moving member 163 is slided along the described slide rail on the described substrate 161 164, the fixedly connected described tautness meter 165 of opposite side, described male end connector 104 1 ends and female end connector 103 fastens, and Ling Yi Duan The is connected with a lead-in wire 166 and is connected with tautness meter 165.
See also Fig. 3, preferably, the utility model device for testing tensile force also comprises slide assemblies 120, second contiguous block 150 and the second contiguous block pin joint spare 140.Described slide assemblies 120 comprises installing plate 121 and is fixedly connected on the slide block 122 of described installing plate 121 1 sides.Particularly, described firm banking 100 is provided with the guide rail 105 of along continuous straight runs on the end face of the described opening 106 of close described female end connector 103, described slide block 122 slides on the end face of described firm banking 100 along described guide rail 105, to measure the pulling force of extracting from a plurality of different described female end connectors 103.Described guide rail 105 is provided with a plurality of draw-in groove 105a, to locate described slide block 122.
Preferably, described coupling assembling comprises swivel plate 130, fixing sleeve 131, swivel plate pin joint spare 132, swivel plate pin joint fixed block 133 and second contiguous block 134.Offer the first through hole 121a and three on the described installing plate 121 and be opened in installing plate spacing hole 121b, 121c and 121d on the circumference around the described first through hole 121a, and adjacent described installing plate spacing hole 121b, 121c and the angle between the 121d are 15 degree.Offer the second through hole 130a and a swivel plate pilot hole 130b corresponding on the described swivel plate 130 with described installing plate spacing hole 121b.Offer third through-hole 131a on the described fixing sleeve 131, described fixing sleeve 131 passes the described second through hole 130a of described swivel plate 130 and the described first through hole 121a of described installing plate 121 successively, one end is fixedlyed connected with described swivel plate 130, the other end is sheathed in the described first through hole 121a of described installing plate 121 and is rotatable with respect to described installing plate 121, so that described swivel plate 130 is installed on the described installing plate 121.Described swivel plate pin joint fixed block 133 is fixed on the described swivel plate pilot hole 130b, and offer corresponding hole on the described swivel plate pin joint fixed block 133 with described swivel plate pilot hole 130b, described swivel plate pin joint spare 132 passes the hole of described swivel plate pin joint fixed block 133, described swivel plate pilot hole 130b and described installing plate spacing hole 121b successively, thereby described swivel plate 130 is positioned on the described installing plate 121.One end of described second contiguous block 134 is fixedly connected on the described swivel plate 130, and with described swivel plate pilot hole 130b in same footpath upwards and be separately positioned on the both sides of the described second through hole 130a, the other end rotatably is connected with described first contiguous block 150 by the described second contiguous block pin joint spare 140.Particularly, described second contiguous block 134 is provided with the second contiguous block mounting hole 134a, also be provided with the first contiguous block mounting hole 150a on described first contiguous block 150, one pin (not shown) passes described second contiguous block mounting hole 134a and the described first contiguous block mounting hole 150a successively, thereby described first contiguous block 150 is connected with described second contiguous block 134.Also offer the second contiguous block pilot hole 134b on described second contiguous block 134, correspondence is provided with two first contiguous block spacing hole 150b and 150c on the circumference on described first contiguous block 150 around described second axis, and the adjacent described first contiguous block spacing hole 150b and the angle between the 150c are 45 degree.The described second contiguous block pin joint fixed block 141 is fixed on the described second contiguous block pilot hole 134b, and offer corresponding hole on the second contiguous block pin joint fixed block 141 with the described second contiguous block pilot hole 134b, the described second contiguous block pin joint spare 140 passes the hole of the described second contiguous block pin joint fixed block 141, the described second contiguous block pilot hole 134b and the described first contiguous block spacing hole 150b successively, thereby described first contiguous block 150 is positioned on described second contiguous block 134.The other end of described first contiguous block 150 is fixedly connected on the described cantilever 160.
Particularly, please refer to Fig. 4-5, when described swivel plate pin joint spare 132 still is plugged among the described installing plate spacing hole 121b, and the described second contiguous block pin joint spare 140 is plugged among the described first contiguous block spacing hole 150c.Angle between the straight line that straight line that described first contiguous block spacing hole 150c and the described first contiguous block mounting hole 150a are formed by connecting and the described first contiguous block spacing hole 150b and the described first contiguous block mounting hole 150a are formed by connecting is 45 degree.Thereby when the described second contiguous block pin joint spare 140 was plugged among the described first contiguous block spacing hole 150c, the described cantilever 160 of fixedlying connected with described first contiguous block 150 can be rotated counterclockwise 45 degree along Z-direction with respect to the described cantilever 160 among Fig. 1.Like this, can record the pulling force that described male end connector 104 is extracted from this direction.
Particularly, please refer to Fig. 6, when the described second contiguous block pin joint spare 140 is plugged among the described first contiguous block spacing hole 150c, and described swivel plate pin joint spare 132 is plugged among the described installing plate spacing hole 121c.Angle between the straight line that the center of circle of the straight line that the center of described installing plate spacing hole 121c and the center of circle of the described first through hole 121a are formed by connecting and the center of described installing plate spacing hole 121b and the described first through hole 121a is formed by connecting is 15 degree.Thereby when described swivel plate pin joint spare 132 was plugged among the described installing plate spacing hole 121c, the described cantilever 160 that is connected with described swivel plate 130 was with respect to the described cantilever 160 among Fig. 4, and 15 degree can turn clockwise along the plane at described installing plate 121 places.Like this, can record the pulling force that described male end connector 104 is extracted from this direction.
Particularly, please refer to Fig. 7, when the described second contiguous block pin joint spare 140 is plugged among the described first contiguous block spacing hole 150c, and described swivel plate pin joint spare 132 is plugged among the described installing plate spacing hole 121d.Angle between the straight line that straight line that the center of described installing plate spacing hole 121d and the center of circle of the described first through hole 121a are formed by connecting and the center of described installing plate spacing hole 121b and the described first through hole 121a center of circle are formed by connecting is 105 degree.Thereby when described swivel plate pin joint spare 132 was plugged among the described installing plate spacing hole 121d, the described cantilever 160 that is connected with described swivel plate 130 was with respect to the described cantilever 160 among Fig. 4, and 105 degree can turn clockwise along the plane at described installing plate 121 places.Like this, can record the pulling force that described male end connector 104 is extracted from this direction.
Preferably, the utility model device for testing tensile force also comprises a flow speed control valve (not shown), is used to control the speed of described cylinder 162.
Below in conjunction with accompanying drawing the test process of the utility model device for testing tensile force is done a detailed explanation: at first, regulate described slide assemblies 120 and described cantilever 160 is moved horizontally to the described female end connector 103 that needs test aligns; Secondly, described male end connector 104 is inserted described female end connector 103, and the lead-in wire 166 of described male end connector 104 is connected on the described tautness meter 165; Then, regulate described flow speed control valve, control the speed of described cylinder 162; At last, start described cylinder 162, making described cylinder 162 promote described moving member 163 slides along described slide rail 164, thereby the described tautness meter 165 that slowly promotes to be fixed on the described moving member 163 slides along described slide rail 164, when described male end connector 104 broke away from described female end connector 103, the reading on this moment described tautness meter was the pulling force that described male end connector 104 is pulled out.
As mentioned above, because the coupling assembling of the utility model device for testing tensile force can move in the horizontal direction along the end face of firm banking, can be again the turning axle rotation with the center line of the opening of locking piece, can also be the turning axle rotation with straight line perpendicular to the plane of the center line of the opening of crossing described locking piece, thereby the cantilever of fixedlying connected with coupling assembling also can be moved along above-mentioned three directions, thereby can test out the withdrawal force of tested product from a plurality of angle and directions, guarantee the integrality of test data, accurately assess out the performance and the serviceable life of tested product, and can save testing cost.
Claims (8)
1. device for testing tensile force, be used to test the pulling force that the measured piece of fastening is pulled out, comprise a firm banking, several are fixed on the locking piece on the described firm banking, one cantilever and coupling assembling, described locking piece has an opening, described measured piece fastens by described opening and described locking piece, described coupling assembling one end is connected with described firm banking, the other end is connected with described cantilever, described cantilever comprises substrate, cylinder, moving member and tautness meter, described cylinder is fixed on the described substrate, and an end is fixedlyed connected with described moving member, the described moving member one described substrate that is dynamically connected that breaks away, the fixedly connected described tautness meter of opposite side, described measured piece one end and locking piece fasten, the described measured piece other end is connected with tautness meter, it is characterized in that: an end of described coupling assembling is that turning axle rotatably is connected in described firm banking with the first axle, the other end is that turning axle rotatably is connected in described cantilever with second axis, described first axle is the center line that described locking piece opening fastens direction, and described second axis normal is in the plane of crossing described first axle.
2. device for testing tensile force as claimed in claim 1, it is characterized in that: described firm banking is provided with the guide rail of along continuous straight runs on the close end face of described locking piece opening, described device for testing tensile force also comprises a slide assemblies, described slide assemblies comprises installing plate and is fixedly connected on the slide block of described installing plate one side, described slide block slides on described firm banking along described guide rail, and described coupling assembling is the opposite side that turning axle rotatably is connected in described installing plate with described first axle.
3. device for testing tensile force as claimed in claim 2, it is characterized in that: described device for testing tensile force also comprises first contiguous block, described installing plate is provided with first through hole, described coupling assembling comprises fixing sleeve, swivel plate, the swivel plate pin joint spare and second contiguous block, described swivel plate is provided with second through hole, described fixing sleeve passes described first through hole and described second through hole successively, and an end is fixedlyed connected with described swivel plate, the other end is sheathed in described first through hole of described installing plate and can described relatively installing plate rotation, also be provided with several installing plate spacing holes on the circumference around the above first through hole of described installing plate, correspondence is provided with the swivel plate pilot hole on the described swivel plate, described swivel plate pin joint spare passes described swivel plate pilot hole and described installing plate spacing hole, described swivel plate is positioned on the described installing plate, one end of described second contiguous block is fixedlyed connected with described swivel plate, the other end is the end that turning axle rotatably is connected in described first contiguous block with described second axis, and the other end of described first contiguous block is fixedlyed connected with described cantilever.
4. device for testing tensile force as claimed in claim 2 is characterized in that: the angle between the adjacent described installing plate spacing hole is 15 degree.
5. device for testing tensile force as claimed in claim 3, it is characterized in that: described device for testing tensile force also comprises the second contiguous block pin joint spare, described second contiguous block is provided with the second contiguous block pilot hole, described first contiguous block is provided with at least two first contiguous block spacing holes on the circumference around described second axis, the described second contiguous block pin joint spare passes described second contiguous block pilot hole and the described first contiguous block spacing hole, and described first contiguous block is positioned on described second contiguous block.
6. device for testing tensile force as claimed in claim 5 is characterized in that: the angle between the adjacent described first contiguous block spacing hole is 45 degree.
7. device for testing tensile force as claimed in claim 1 is characterized in that: also comprise a flow speed control valve, be used to control the speed of described cylinder.
8. device for testing tensile force as claimed in claim 1 is characterized in that: comprise that also one draws Line, described lead-in wire is connected between measured piece and the tautness meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202633179U CN201569518U (en) | 2009-11-20 | 2009-11-20 | Tension testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202633179U CN201569518U (en) | 2009-11-20 | 2009-11-20 | Tension testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201569518U true CN201569518U (en) | 2010-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202633179U Expired - Fee Related CN201569518U (en) | 2009-11-20 | 2009-11-20 | Tension testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201569518U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830017A (en) * | 2012-08-30 | 2012-12-19 | 梁启明 | Tension testing device of infusion apparatus |
| CN102998044A (en) * | 2012-12-17 | 2013-03-27 | 马鞍山甬兴模塑有限公司 | Test device for coffee unit handle pulling-out force |
| CN103063346A (en) * | 2012-12-26 | 2013-04-24 | 上海贝洱热系统有限公司 | Tensile test device and tensile test method used for automobile air conditioning drawbench driving lever |
| CN103226725A (en) * | 2013-03-27 | 2013-07-31 | 上海东方磁卡工程有限公司 | Smart card capable of measuring welding spot tension and welding spot tension measuring method thereof |
| CN104931247A (en) * | 2015-06-19 | 2015-09-23 | 中国计量学院 | Electrical connector separation test tension angle adjusting mechanism |
| CN106483451A (en) * | 2016-10-11 | 2017-03-08 | 广东核电合营有限公司 | Million kilowatt nuclear power station radioactivity monitoring system processing unit test platform |
| CN107192486A (en) * | 2017-05-18 | 2017-09-22 | 辽宁工程技术大学 | A kind of device and method for being used to measure root system of plant withdrawal force |
| CN110174201A (en) * | 2018-02-20 | 2019-08-27 | 东洋橡胶工业株式会社 | The disengaging load measuring device of stud pin |
| CN110530708A (en) * | 2019-08-30 | 2019-12-03 | 苏州华旃航天电器有限公司 | A kind of universal stand for the test of power connector lateral force |
| CN112731217A (en) * | 2020-12-16 | 2021-04-30 | 中汽研汽车检验中心（天津）有限公司 | Device and method for detecting connection performance of charging interface of electric automobile |
-
2009
- 2009-11-20 CN CN2009202633179U patent/CN201569518U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830017A (en) * | 2012-08-30 | 2012-12-19 | 梁启明 | Tension testing device of infusion apparatus |
| CN102998044A (en) * | 2012-12-17 | 2013-03-27 | 马鞍山甬兴模塑有限公司 | Test device for coffee unit handle pulling-out force |
| CN103063346A (en) * | 2012-12-26 | 2013-04-24 | 上海贝洱热系统有限公司 | Tensile test device and tensile test method used for automobile air conditioning drawbench driving lever |
| CN103226725A (en) * | 2013-03-27 | 2013-07-31 | 上海东方磁卡工程有限公司 | Smart card capable of measuring welding spot tension and welding spot tension measuring method thereof |
| CN103226725B (en) * | 2013-03-27 | 2016-06-22 | 上海东方磁卡工程有限公司 | A kind of smart card that can measure solder joint value of thrust and solder joint value of thrust measuring method thereof |
| CN104931247A (en) * | 2015-06-19 | 2015-09-23 | 中国计量学院 | Electrical connector separation test tension angle adjusting mechanism |
| CN106483451A (en) * | 2016-10-11 | 2017-03-08 | 广东核电合营有限公司 | Million kilowatt nuclear power station radioactivity monitoring system processing unit test platform |
| CN106483451B (en) * | 2016-10-11 | 2019-04-09 | 广东核电合营有限公司 | Million kilowatt nuclear power station radioactivity monitoring system processing unit test platform |
| CN107192486A (en) * | 2017-05-18 | 2017-09-22 | 辽宁工程技术大学 | A kind of device and method for being used to measure root system of plant withdrawal force |
| CN107192486B (en) * | 2017-05-18 | 2019-07-02 | 辽宁工程技术大学 | It is a kind of for measuring the device and method of root system of plant withdrawal force |
| CN110174201A (en) * | 2018-02-20 | 2019-08-27 | 东洋橡胶工业株式会社 | The disengaging load measuring device of stud pin |
| CN110530708A (en) * | 2019-08-30 | 2019-12-03 | 苏州华旃航天电器有限公司 | A kind of universal stand for the test of power connector lateral force |
| CN110530708B (en) * | 2019-08-30 | 2024-07-02 | 苏州华旃航天电器有限公司 | Universal bracket for testing lateral force of power connector |
| CN112731217A (en) * | 2020-12-16 | 2021-04-30 | 中汽研汽车检验中心（天津）有限公司 | Device and method for detecting connection performance of charging interface of electric automobile |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20121120 |