CN208547550U - The weld bond fatigue experimental device of automobile absorber system - Google Patents
The weld bond fatigue experimental device of automobile absorber system Download PDFInfo
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- CN208547550U CN208547550U CN201820478516.0U CN201820478516U CN208547550U CN 208547550 U CN208547550 U CN 208547550U CN 201820478516 U CN201820478516 U CN 201820478516U CN 208547550 U CN208547550 U CN 208547550U
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000012544 monitoring process Methods 0.000 claims abstract description 18
- 230000033001 locomotion Effects 0.000 claims description 12
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 abstract description 8
- 238000009661 fatigue test Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000012384 transportation and delivery Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model provides the weld bond fatigue experimental device of automobile absorber system, including workbench, tapped through hole and circular through hole;The workbench left side front end face center offers the rectangular through-hole at one;The top of four positioning columns is welded jointly is connected with one piece of first square plate;One piece of second square plate is pumped by its top end face location hole that edge angular position is opened up everywhere along four positioning columns.The utility model passes through the setting of four groups of real-time monitoring mechanisms, conducive to when carrying out weld bond fatigue test to automobile absorber, operator can scale the picture via camera institute real-time delivery by touching manipulation touching-type monitor, to micro-crack (fatigue striation or fatigue striation) whether occur at subtleer observation welded junction part, and be also convenient for the time of micro-crack occur by transmission and transfer the number of cyclic loading, in order to more accurately record test data.
Description
Technical field
The utility model belongs to auto parts and components experimental technique field, more specifically, in particular to automobile absorber system
The weld bond fatigue experimental device of system.
Background technique
Since elastic element is hit generation vibration in suspension system, to improve vehicle running smoothness, in suspension with bullet
Property element in parallel mounting dampers for decaying vibration using damper be mostly hydraulic shock absorber in automobile suspension system, work
Principle be when between vehicle frame (or vehicle body) and vehicle bridge it is vibrated there is relative motion when, the piston in damper moves up and down, vibration damping
It is intracavitary that the intracavitary oil liquid of device just repeatedly from chamber by different holes flows into another.Rubbing between hole wall and oil liquid at this time
It wipes and the intermolecular interior friction of oil liquid forms damping force to vibration, so that automobile vibrational energy is converted into oil liquid thermal energy, then by vibration damping
Device absorption is dispersed into atmosphere.Damper is the rapid wear accessory in automobile use process, and damper work quality will directly affect
The service life of the stationarity of running car and other parts.Therefore fatigue test is carried out to the automobile absorber of production, and by corresponding
Standard is qualified or not to test specimen to be examined, and on this basis, it is proposed that postwelding hammering causes residual compressive stress, or is improved
Welding procedure is to reduce factor of stress concentration etc., to improve vehicle shock absorber welded joint fatigue strength (i.e. extension damper
Fatigue life) corresponding measure.Under dynamic load effect, the toe of weld position fatigue rupture frequent occurrence of vehicle shock absorber, weldering
Mouth position is fatigue test main detection region, after being usually the cyclic loading set during present fatigue test, from
And in subtle observation welded junction part, which makes the subsequent S-N diagram obtained of the data according to record more thick
Slightly, it is possible that corresponding deviation when the design and selection of progress.
Then, in view of this, being studied improvement for existing structure and missing, the weldering of automobile absorber system is provided
Mouth fatigue experimental device, to achieve the purpose that with more more practical value.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides the weld bond fatigue experimental device of automobile absorber system,
With solve the problems, such as it is existing in fatigue test at butt welding mouth observation monitoring it is not subtle enough.
The purpose and effect of the weld bond fatigue experimental device of the utility model automobile absorber system, by technology in detail below
Means are reached:
The weld bond fatigue experimental device of automobile absorber system, including it is workbench, rectangular through-hole, positioning column, first rectangular
Plate, electric cylinder, the second square plate, location hole, clamp mechanism, concave body, screw handle, bearing A, gripping block, rubber spacer, reality
When mechanism for monitoring, camera, rectangular slab, bearing B, slide bar, screw, automobile absorber, touching-type monitor, PLC technology
Device, program counter, tapped through hole and circular through hole;The workbench left side front end face center offers described at one
Rectangular through-hole;Workbench left side top end face is using the rectangular through-hole inner cavity longitudinal center position as axle center circular array
Shape weldering is connected with four positioning columns;The top of four positioning columns is welded jointly is connected with one piece of first square plate;
One piece of second square plate is described fixed along four by its top end face location hole that edge angular position is opened up everywhere
Position column pumps;The first square plate top end face center be fixedly installed one group described in electric cylinder, and electricity
The push rod of dynamic cylinder is through first square plate and the second square plate top end face immediately below first square plate
It is connected to a fixed;The workbench right side top end face be equipped with one group described in touching-type monitor;The workbench right side
It is internally provided with programmable controller and program counter;Camera, electric cylinder, touching described in the programmable controller and four groups
It is that moderate electrical is connected that formula display, which is touched, with program counter, and physical circuit is configured to existing mature technology, does not do herein
It is tired to state.
Further, the described second rectangular board bottom end face center position is fixedly installed with one group by the concave body, screw
The clamp mechanism that handle, bearing A, gripping block and rubber spacer collectively constitute;The concave body bottom end and the second square plate
The weldering connection of bottom face center;Two pieces of gripping blocks, and two pieces of folders are provided in the groove of the concave body top altogether
One layer of rubber spacer is stained on the tight corresponding end face in block position;The concave body left and right ends is corresponding to its top
It is through the concave body and recessed by bearing A and top described in one group respectively that a threads are each provided at the groove location of end
The one of screw handle connect that is rotatedly connected of two pieces of gripping blocks in slot.
Further, workbench left side top end face corresponds to and is fixedly mounted in the described second rectangular board bottom end face
The underface of the clamp mechanism at heart position be equally equipped with one group described in clamp mechanism;Between clamp mechanism described in two groups
Automobile absorber described in having fixed to clamp one group jointly.
Further, workbench left side top end face corresponds to the front and back two for the clamp mechanism being fixedly mounted
Side respectively offer the tapped through hole being connected at one with the rectangular through-hole, and at two the tapped through hole the left and right sides
Offer the circular through hole at one.
Further, two side of front and back for the clamp mechanism that workbench left side top end face is fixedly mounted respectively sets
It is equipped with one group of real-time monitoring mechanism collectively constituted by the camera, rectangular slab, bearing B, slide bar and screw.
Further, the rectangular slab is described round logical at two by two slide bars of the welded connection of its bottom face
Hole pumps, and threadingly through hole whorl screws out a screw tail end out of described rectangular through-hole, and screw tail
End, which is rotatedly connected by bearing B described in one group with the rectangular slab, to be connect, and the top end face of the rectangular slab is fixedly installed with one group of institute
State camera.
Further, the described second rectangular board bottom end face is opened up described corresponding to workbench left side top end face
Tapped through hole and circular through hole opposite position similarly offer the tapped through hole and circular through hole, second square plate
Two side of front and back for the clamp mechanism that bottom face center is fixedly mounted also be each provided with one group described in real-time monitoring machine
Structure.
Further, when the screw thread in the real-time monitoring mechanism twists, bearing B converts its rotary motion
Linear movement progress rectangular slab pumps, and the camera shooting end for the camera being fixedly mounted on rectangular slab is made to begin
Eventually be fixed in the clamp mechanism in the automobile absorber that lifting lug welding ends is corresponding.
Compared with prior art, the utility model has the following beneficial effects:
The utility model passes through the setting of four groups of real-time monitoring mechanisms, is conducive to carrying out the examination of weld bond fatigue to automobile absorber
When testing, camera in four groups of real-time monitoring mechanisms always be fixed in clamp mechanism lifting lug in automobile absorber and weld
It holds corresponding, and is shown in the picture real-time Transmission to touching-type monitor monitored, in order to be carried in the circulation of fatigue test
Under lotus effect, operator can scale the picture via camera institute real-time delivery by touching manipulation touching-type monitor, from
And whether there is micro-crack (fatigue striation or fatigue striation) at the subtleer observation welded junction part, and be also convenient for passing through
There is the time of micro-crack and transfers the number of cyclic loading in transmission, in order to more accurately record test data, thus
Guarantee it is subsequent accurately designed and selection according to test data S-N diagram obtained is subsequent, and according to the record
To propagation law of the accurate crackle under cyclic loading, the more accurate service life for estimating structure.
One layer of rubber is stained on the corresponding end face of two pieces of gripping blocks in the clamp mechanism of the utility model setting
Bed course, to guarantee when clamping is fixed in the lifting lug to automobile absorber, which will not directly contact with lifting lug, to keep away
Exempt from that lifting lug surface is caused to damage.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model.
Fig. 2 is the axis view structural schematic diagram of the utility model.
Fig. 3 is in Fig. 2 of the utility model without real-time monitoring mechanism status structural schematic diagram.
Fig. 4 is the second rectangular hardened structure schematic diagram of the utility model.
Fig. 5 is the mechanism for monitoring state installation condition schematic cross-sectional view of the utility model.
Fig. 6 is the clamp mechanism installation condition schematic cross-sectional view of the utility model.
Fig. 7 is the side structure schematic view of the utility model.
Fig. 8 is the system block diagram of the utility model.
In figure, the corresponding relationship of component names and accompanying drawing number are as follows:
1- workbench, 101- rectangular through-hole, 102- positioning column, the first square plate of 103-, 104- electric cylinder, 2- second are rectangular
Plate, 201- location hole, 3- clamp mechanism, 301- concave body, 302- screw handle, 303- bearing A, 304- gripping block, 305- rubber
Rubber mat layer, 4- real-time monitoring mechanism, 401- camera, 402- rectangular slab, 403- bearing B, 404- slide bar, 405- screw, 5- vapour
Vehicle damper, 6- touching-type monitor, 7- programmable controller, 8- program counter, 01- tapped through hole, 02- circular through hole.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more;Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment:
As shown in attached drawing 1 to attached drawing 8:
The utility model provides the weld bond fatigue experimental device of automobile absorber system, including workbench 1, rectangular through-hole
101, positioning column 102, the first square plate 103, electric cylinder 104, the second square plate 2, location hole 201, clamp mechanism 3, concave body
301, screw handle 302, bearing A303, gripping block 304, rubber spacer 305, real-time monitoring mechanism 4, camera 401, rectangular slab
402, bearing B403, slide bar 404, screw 405, automobile absorber 5, touching-type monitor 6, programmable controller 7, programmed counting
Device 8, tapped through hole 01 and circular through hole 02;The 1 left side front end face center of workbench offers the rectangle at one
Through-hole 101;The 1 left side top end face of workbench using the 101 inner cavity longitudinal center position of rectangular through-hole as axle center in a ring
Array-like weldering is connected with four positioning columns 102;The top of four positioning columns 102 is welded jointly is connected with one piece described
One square plate 103;One piece of second square plate 2 passes through its top end face location hole that edge angular position is opened up everywhere
201 pump along four positioning columns 102;First square plate, the 103 top end face center fixed setting
Electric cylinder 104 described in having one group, and the push rod of electric cylinder 104 through first square plate 103 be in described first rectangular
2 top end face of the second square plate immediately below plate 103 is connected to a fixed;The 1 right side top end face of workbench is equipped with one
The group touching-type monitor 6;1 right side of workbench is internally provided with programmable controller 7 and program counter 8;Institute
It is general that programmable controller 7, which is stated, with camera 401, electric cylinder 104 described in four groups, touching-type monitor 6 and program counter 8
Powered is connected, and physical circuit is configured to existing mature technology, does not do tired state herein.
Wherein, the 2 bottom face center of the second square plate is fixedly installed with one group by the concave body 301, screw
The clamp mechanism 3 that handle 302, bearing A303, gripping block 304 and rubber spacer 305 collectively constitute;The concave body 301
Bottom end and the weldering of 2 bottom face center of the second square plate connect;It is provided with described in two pieces altogether in the 301 top groove of concave body
Gripping block 304, and one layer of rubber spacer 305 is stained on the corresponding end face in two pieces of 304 positions of gripping block;Institute
It states 301 left and right ends of concave body and runs through the concave body corresponding to a threads are each provided at its top groove location
It 301 and is connect respectively by bearing A303 described in one group with two pieces in the groove of top one of are rotatedly connected of gripping block 304
The screw handle 302.
Wherein, the 1 left side top end face of workbench, which corresponds to, is fixedly mounted on the 2 bottom face center of the second square plate
The underface of the clamp mechanism 3 at position be equally equipped with one group described in clamp mechanism 3;Clamp mechanism 3 described in two groups it
Between fixed to clamp one group jointly described in automobile absorber 5.
Wherein, the 1 left side top end face of workbench corresponds to two side of front and back for the clamp mechanism 3 being fixedly mounted
Respectively offer the tapped through hole 01 being connected at one with the rectangular through-hole 101, and at two the tapped through hole 01 a left side
Right two sides offer the circular through hole 02 at one.
Wherein, two side of front and back for the clamp mechanism 3 that the 1 left side top end face of workbench is fixedly mounted respectively is arranged
There is one group of real-time prison collectively constituted by the camera 401, rectangular slab 402, bearing B403, slide bar 404 and screw 405
Survey mechanism 4.
Wherein, the rectangular slab 402 passes through two slide bar 404 circles at two of the welded connection of its bottom face
Through-hole 02 pumps, and threadingly 01 screw thread of through-hole revolves 405 tail end of screw out of described rectangular through-hole 101
Out, and 405 tail end of screw is rotatedly connected with the rectangular slab 402 by bearing B403 described in one group and is connect, the rectangular slab 402
Top end face be fixedly installed with one group described in camera 401.
Wherein, 2 bottom face of the second square plate corresponds to the spiral shell that the 1 left side top end face of workbench is opened up
Line through-hole 01 and 02 opposite position of circular through hole similarly offer the tapped through hole 01 and circular through hole 02, and described second
Two side of front and back for the clamp mechanism 3 that 2 bottom face center of square plate is fixedly mounted also be each provided with one group described in it is real
When mechanism for monitoring 4.
Wherein, when 405 screw thread of screw twisting in the real-time monitoring mechanism 4, bearing B403 is by its rotary motion
It converts linear movement progress rectangular slab 402 to pump, makes the camera being fixedly mounted on rectangular slab 402
401 camera shooting end always be fixed in the clamp mechanism 3 in the automobile absorber 5 that lifting lug welding ends is corresponding.
The specifically used mode and effect of the present embodiment:
Before fatigue test, the both sides lifting lug of automobile absorber 5 is placed into respectively in two groups of clamp mechanisms 3 respectively, so
Linear movement progress is converted via the rotary motion that screw handle 302 drops in bearing A303 by twist screws handle 302 afterwards to press from both sides
Its rotary motion is converted linearly movement via bearing B403 and pushed away by tight block 304 lifting lug that is fixedly clamped in twist screws 405
It moves rectangular slab 402 to pump, keeps the camera shooting end for the camera 401 being fixedly mounted on rectangular slab 402 always and solid
It is scheduled in clamp mechanism 3 that lifting lug welding ends is corresponding in automobile absorber 5, operator can pass through the touch display of touching manipulation
Device 6 sets the number and dynamics of corresponding cyclic loading, and in cyclic loading, which will be monitored in real time
Picture transmission to touching-type monitor 6 on show, operator can be scaled by touching manipulation touching-type monitor 6 via taking the photograph
As the picture of first 401 real-time deliveries, to micro-crack (fatigue striation whether occur at the subtleer observation welded junction part
Or fatigue striation), and be also convenient for the time of micro-crack occur by transmission and transfer the number of cyclic loading, in order to more
Add accurately record test data, to guarantee subsequent accurate according to the subsequent progress of test data S-N diagram obtained
Design and selection, and propagation law of the accurate crackle under cyclic loading is recorded according to this, more accurate estimates
The service life of structure.
The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field
Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.
Claims (8)
1. the weld bond fatigue experimental device of automobile absorber system, it is characterised in that: the weld bond fatigue of the automobile absorber system
Experimental rig includes workbench, rectangular through-hole, positioning column, the first square plate, electric cylinder, the second square plate, location hole, clamp machine
Structure, concave body, screw handle, bearing A, gripping block, rubber spacer, real-time monitoring mechanism, camera, rectangular slab, bearing B, cunning
Bar, screw, automobile absorber, touching-type monitor, programmable controller, program counter, tapped through hole and circular through hole;Institute
It states workbench left side front end face center and offers the rectangular through-hole at one;Workbench left side top end face is with institute
Stating rectangular through-hole inner cavity longitudinal center position is that the weldering of axle center circular array shape is connected with four positioning columns;Four described fixed
The top of position column is welded jointly is connected with one piece of first square plate;One piece of second square plate passes through its top end face side everywhere
The location hole that edge angular position is opened up pumps along four positioning columns;First square plate top
Face center be fixedly installed one group described in electric cylinder, and the push rod of electric cylinder through first square plate in described
The second square plate top end face immediately below first square plate is connected to a fixed;The workbench right side top end face is equipped with
Touching-type monitor described in one group;The workbench right side is internally provided with programmable controller and program counter.
2. the weld bond fatigue experimental device of automobile absorber system as described in claim 1, it is characterised in that: described second is rectangular
Board bottom end face center position is fixedly installed with one group and is total to by the concave body, screw handle, bearing A, gripping block and rubber spacer
With the clamp mechanism of composition;The concave body bottom end and the weldering of the second rectangular board bottom end face center position connect;The spill
It is provided with two pieces of gripping blocks in the groove of body top altogether, and is stained on the corresponding end face in two pieces of gripping block positions
One layer of rubber spacer;The concave body left and right ends, which corresponds at its top groove location, is each provided with a tail end spiral shell
Line runs through the concave body and respectively by two pieces of one of rotation of gripping block in bearing A and top groove described in one group
The screw handle being connected.
3. the weld bond fatigue experimental device of automobile absorber system as claimed in claim 1 or 2, it is characterised in that: the work
Platform left side top end face corresponds to the clamp mechanism being fixedly mounted at the described second rectangular board bottom end face center position
Underface be equally equipped with one group described in clamp mechanism;Vapour described in having fixed to clamp one group jointly between clamp mechanism described in two groups
Vehicle damper.
4. the weld bond fatigue experimental device of automobile absorber system as described in claim 1, it is characterised in that: the workbench is left
Two side of front and back that half portion top end face corresponds to the clamp mechanism being fixedly mounted respectively offers at one and the rectangular through-hole
The tapped through hole being connected, and the left and right sides of the tapped through hole offers the circular through hole at one at two.
5. the weld bond fatigue experimental device of automobile absorber system as described in claim 1 or 4, it is characterised in that: the work
Two side of front and back for the clamp mechanism that platform left side top end face is fixedly mounted is each provided with one group by the camera, rectangle
The real-time monitoring mechanism that plate, bearing B, slide bar and screw collectively constitute.
6. the weld bond fatigue experimental device of automobile absorber system as described in claim 1, it is characterised in that: the rectangular slab is logical
It crosses two slide bars of the welded connection of its bottom face circular through hole at two to pump, a screw
Threadingly through hole whorl screws out tail end out of described rectangular through-hole, and screw tail end passes through bearing B and the rectangle described in one group
Plate, which is rotatedly connected, to be connect, the top end face of the rectangular slab be fixedly installed with one group described in camera.
7. the weld bond fatigue experimental device of automobile absorber system as described in claim 1 or 4, it is characterised in that: described second
Square plate bottom face corresponds to the tapped through hole that workbench left side top end face is opened up and circular through hole is corresponding
Position similarly offers the tapped through hole and circular through hole, and second rectangular board bottom end face center position is fixedly mounted
The clamp mechanism two side of front and back be also each provided with one group described in real-time monitoring mechanism.
8. the weld bond fatigue experimental device of automobile absorber system as described in claim 1, it is characterised in that: the real-time monitoring
When the screw thread in mechanism twists, bearing B does the linear movement progress rectangular slab of its rotary motion conversion past up and down
Multiple movement, make the camera shooting end of the camera being fixedly mounted on rectangular slab always be fixed in the clamp mechanism it is described
Lifting lug welding ends is corresponding in automobile absorber.
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CN201820478516.0U CN208547550U (en) | 2018-04-06 | 2018-04-06 | The weld bond fatigue experimental device of automobile absorber system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111595670A (en) * | 2020-04-22 | 2020-08-28 | 中国石油天然气集团有限公司 | Processing and testing method for pipeline weld seam micro-area tensile sample |
CN112254944A (en) * | 2020-10-19 | 2021-01-22 | 奇瑞商用车(安徽)有限公司 | New energy automobile shock absorber assembly lower mounting bracket welding strength test device and test method |
-
2018
- 2018-04-06 CN CN201820478516.0U patent/CN208547550U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111595670A (en) * | 2020-04-22 | 2020-08-28 | 中国石油天然气集团有限公司 | Processing and testing method for pipeline weld seam micro-area tensile sample |
CN111595670B (en) * | 2020-04-22 | 2023-04-25 | 中国石油天然气集团有限公司 | Processing and testing method for pipeline weld micro-region tensile sample |
CN112254944A (en) * | 2020-10-19 | 2021-01-22 | 奇瑞商用车(安徽)有限公司 | New energy automobile shock absorber assembly lower mounting bracket welding strength test device and test method |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20190826 Address after: 224700 Guanhua West Road, Jianhu County, Yancheng City, Jiangsu Province (west of vegetable village near Huzhen) Patentee after: JIANHU XINYI MACHINERY MANUFACTURING CO.,LTD. Address before: 325000 Lucheng District Fudong Road Fort Apartment, Wenzhou City, Zhejiang Province, 10 1604 Rooms-2 Patentee before: WENZHOU CHENGYUE MACHINERY EQUIPMENT Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190226 |
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CF01 | Termination of patent right due to non-payment of annual fee |