CN107091774A - A kind of GSZ drawing fixture and its implementation - Google Patents
A kind of GSZ drawing fixture and its implementation Download PDFInfo
- Publication number
- CN107091774A CN107091774A CN201710363896.3A CN201710363896A CN107091774A CN 107091774 A CN107091774 A CN 107091774A CN 201710363896 A CN201710363896 A CN 201710363896A CN 107091774 A CN107091774 A CN 107091774A
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- gsz
- axle
- back plate
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- drawing fixture
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The present invention relates to GSZ drawing fixture technical field, disclose a kind of GSZ drawing fixture and its implementation, the GSZ is provided with endpoint node, the drawing fixture includes fixed frame, top folder axle parallel to each other and bottom press from both sides axle, the fixed frame includes foreboard, upper plate and back plate, the upper plate is connected with the foreboard and the back plate respectively, it is fixed in the middle part of the lower end of the back plate, the top folder axle and is located between the back plate and the foreboard in the middle part of the bottom folder axle；The implementation comprises the following steps：Cut GSZ；Adjustment folder shaft clearance；GSZ is installed；Clamping GSZ；GSZ drawing.The embodiment of the present invention improves the accuracy of pull-out test result.
Description
Technical field
The present invention relates to GSZ drawing fixture technical field, a kind of GSZ drawing fixture and in fact is particularly related to
Applying method.
Background technology
The operation principle of common draw-off gear is to drive drawing fixture by dynamical system, and drawing fixture connects GSZ,
Drawing by the mobile completion of drawing fixture to GSZ is acted on.Drawing fixture is typically by two parallel plane steel plates
Composition, by controlling the distance of two plane steel plates to clamp GSZ.It is contour that grid material is generally polypropylene, polyvinyl chloride
Molecularly Imprinted Polymer, surface is smooth, and GSZ is in the form that node is thick, rib is thin, outer surface also out-of-flatness.So by
Two plane steel plates clamp GSZ, not only very laborious, and steel plate and GSZ contact surface are smaller, frictional force also compared with
It is small, easily occur relative slip, so as to cause experimental result distortion.
At present, the implementation of GSZ drawing fixture, is by increasing rubbing between drawing fixture and GSZ
Wipe power and reach fixation.But the problems such as due to clamping dynamics or material properties, causes frictional force small, is passed through between fixture and grid
Often occur relative slide.Therefore merely by the method fixture difficult to realize of increasing friction force and stablizing relatively for grid.
The content of the invention
(1) technical problem to be solved
It is an object of the invention to provide a kind of GSZ drawing fixture and its implementation, to solve existing measurement geotechnique
The problem of result of the interface friction parameter of grid and the soil body is inaccurate.
(2) technical scheme
In order to solve the above-mentioned technical problem, the present invention provides a kind of GSZ drawing fixture, and the GSZ is provided with
Endpoint node, the drawing fixture includes fixed frame, top folder axle parallel to each other and bottom press from both sides axle, before the fixed frame includes
Plate, upper plate and back plate, the upper plate are connected with the foreboard and the back plate respectively, and institute is fixed in the middle part of the bottom folder axle
State the lower end of back plate, be located in the middle part of the top folder axle between the back plate and the foreboard, the back plate be provided with it is described
The groove of endpoint node adaptation, the middle part of the upper plate, which is provided with screwed hole, the screwed hole, installs a housing pin, for pressing
The tight top folder axle.The two ends of the top folder axle are equipped with perforation, and the two ends of the bottom folder axle are equipped with screwed hole, revolved
Tight screw is provided with traction connector, and the traction connector through the perforation and the screwed hole, the middle part of the back plate
With the bottom Jia Zhou offices in the not homonymy of the back plate.
Wherein, the fixed frame is formed in one part.
Wherein, the fixed frame, top folder axle and bottom folder axle are rigidity material.
Wherein, the top folder axle and bottom folder axle are solid round steel.
Wherein, the middle part of the bottom folder axle is fixed in the back plate by fixed screw.
Wherein, the traction connector is preferably hook.
The embodiment of the present invention also provides a kind of implementation of above-mentioned GSZ drawing fixture, and the implementation includes
Following steps：
GSZ is cut, is removed the unnecessary rib beyond GSZ endpoint node according to requirement of experiment, and ensure
The width of GSZ is adapted to drawing fixture；
Adjustment folder shaft clearance, unscrews housing pin and screwing screw, top is pressed from both sides the gap between axle and bottom folder axle not
Less than the thickness of GSZ endpoint node；
GSZ is installed, the endpoint node of the GSZ cut is pressed from both sides between axle and bottom folder axle through top
Gap, and stretch into the groove of back plate；
Clamping GSZ, tightens screwing screw and housing pin, top is pressed from both sides axle and presss from both sides axle clamping GSZ with bottom
Endpoint node, formed build-in resistance, meanwhile, regulation screwing screw and housing pin tightness, make GSZ stress
Uniformly；
GSZ drawing, traction connector is connected with drawing equipment, is opened drawing equipment and is collected experimental data.
Wherein, the width of the GSZ is not more than the distance between two ends screwing screw.
Wherein, the lower end after the housing pin is tightened is pressed on the top folder axle.
Wherein, after the screwing screw is tightened, the top folder axle is made to press from both sides axis clamping grid endpoint node with the bottom
With the junction of rib.
(3) beneficial effect
GSZ drawing fixture and its implementation that the present invention is provided, fixed frame are used and are integrally formed, manufacture craft
Simply, it is cheap；It is rigidity material that top, which presss from both sides axle and bottom folder axle, easily acquisition, easy processing；Implement easy to operate, it is preceding
Plate presss from both sides the position-limiting action of axle to top, can be prevented effectively from GSZ drawing process with respect to the phenomenon slided, improve drawing
The accuracy of result of the test.
Brief description of the drawings
Fig. 1 is the structural representation of GSZ drawing fixture of the embodiment of the present invention；
Fig. 2 is the front view of GSZ drawing fixture of the embodiment of the present invention；
Fig. 3 is the left view of GSZ drawing fixture of the embodiment of the present invention；
Fig. 4 is the right view of GSZ drawing fixture of the embodiment of the present invention；
Fig. 5 is the profile of GSZ drawing fixture of the embodiment of the present invention.
In figure, 1：Top presss from both sides axle；2：Bottom presss from both sides axle；
3：Fixed frame；31：Foreboard；32：Upper plate；33：Back plate；34：Groove；
4：Housing pin；5：Screwing screw；6：Fixed screw；7：Hook.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Following instance
For illustrating the present invention, but it is not limited to the scope of the present invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The embodiment of the present invention inaccurate is asked for the result of existing measurement GSZ and the interface friction parameter of the soil body
There is provided a kind of GSZ drawing fixture and its implementation for topic.
As shown in Figures 1 to 5, a kind of GSZ drawing fixture, the GSZ is provided with endpoint node, the drawing
Fixture includes fixed frame 3, top folder axle 1 parallel to each other and bottom press from both sides axle 2, and the fixed frame 3 includes foreboard 31, the and of upper plate 32
Back plate 33, the upper plate 32 is connected with the foreboard 31 and the back plate 33 respectively, and the middle part of the bottom folder axle 2 is fixed on institute
The lower end of back plate 33 is stated, the middle part of the top folder axle 1 is located between the back plate 33 and the foreboard 31, it is ensured that top presss from both sides axle
1 off working state or working condition can only be moved up and down；The back plate 33 is provided with the groove 34 being adapted to the endpoint node, protects
Card makes the rib close to endpoint node be between top folder axle 1 and bottom folder axle 2；The middle part of the upper plate 32 is provided with screw thread
One housing pin 4 is installed in hole, the screwed hole, prevents it from moving up and down to compress top folder axle 1 in an experiment；On described
The two ends of portion's folder axle 1 are equipped with perforation, and the two ends of the bottom folder axle 2 are equipped with screwed hole, and screwing screw 5 passes through the perforation
With the screwed hole, the diameter of perforation is more than the diameter of screwing screw 5, the diameter emitted less than the end of screwing screw 5 so that top is pressed from both sides
Axle 1 is freely up and down moved along screwing screw 5；The middle part of the back plate 33 is provided with traction connector, and the traction connector
With the bottom folder office of axle 2 in the not homonymy of the back plate 33, the preferred hook 7 of the traction connector is convenient to be set with drawing
Standby connection.
Further, foreboard 31, upper plate 32 and the back plate 33 that the fixed frame 3 includes are formed in one part, easily obtain, easily
Processing, the top end face of the lower end surface of the foreboard 31 and the groove 34 neither influences GSZ to stretch into, again may be used
Ensure that top folder axle 1 is moved up and down between foreboard 31 and back plate 33, prevent top from pressing from both sides axle 1 and moving forward and backward.
Further, the fixed frame 3, top folder axle 1 and bottom folder axle 2 are rigidity material, it is ensured that
The structural strength of whole fixture.
Wherein, the top folder axle 1 and bottom folder axle 2 are solid round steel, prevent from deforming shadow in experimentation
Experimental result is rung, the fixation of axle 1 is pressed from both sides to top using screwing screw 5 and housing pin 4, it is to avoid GSZ is in drawing process
It is relative to slide.
Further, the middle part that the back plate 33 presss from both sides axle 2 with the bottom is equipped with two screwed holes, and solid by two
Determine screw 6 to be connected, be easy to the installation and dismounting of equipment.
The implementation of the embodiment of the present invention, comprises the following steps：
GSZ is cut, is removed the rib beyond GSZ endpoint node according to requirement of experiment, and ensure geotechnique
The width of grid is less than the distance between two ends screwing screw；
Adjustment folder shaft clearance, unscrews housing pin and screwing screw, top is pressed from both sides the gap between axle and bottom folder axle not
Less than the thickness of GSZ endpoint node；
GSZ is installed, the endpoint node of the GSZ cut is pressed from both sides between axle and bottom folder axle through top
Gap, and endpoint node is stretched into the groove of back plate；
Clamping GSZ, tightens screwing screw and housing pin, top is pressed from both sides axle and presss from both sides axle clamping GSZ with bottom
Endpoint node, form build-in resistance, meanwhile, the tightness of regulation screwing screw and housing pin makes close to endpoint node
GSZ rib uniform force；
GSZ drawing, hook is connected with drawing equipment, is opened drawing equipment and is collected experimental data.
Concrete operations flow during experiment：
The GSZ for needing to detect is cut, the unnecessary rib beyond endpoint node is removed, it is ensured that endpoint node
Regularity, GSZ width is not more than two screwing screw width, it is ensured that grid two ends can be fully inserted into above and below two
Press from both sides axle；
Unscrew housing pin and screwing screw, move up top folder axle, the gap for making top press from both sides between axle and bottom folder axle is big
In the thickness of GSZ endpoint node；
The endpoint node of the GSZ cut is put into the middle of top folder axle and bottom folder axle, and stretches endpoint node
Enter in the groove of back plate, GSZ is stuck between two screwing screws；
Top folder axle is moved down, screwing screw and housing pin is tightened, top is pressed from both sides axle and presss from both sides axle clamping GSZ with bottom
Endpoint node, formed build-in resistance, meanwhile, regulation screwing screw and housing pin tightness, make GSZ stress
Uniformly；
Hook is connected with drawing equipment, drawing equipment is opened and collects experimental data, complete test experiments.
GSZ drawing fixture and its implementation that the present invention is provided, fixed frame are used and are integrally formed, manufacture craft
Simply, it is cheap；It is rigidity material that top, which presss from both sides axle and bottom folder axle, easily acquisition, easy processing；Implement easy to operate, it is preceding
Plate presss from both sides the position-limiting action of axle to top, can be prevented effectively from GSZ drawing process with respect to the phenomenon slided, improve drawing
The accuracy of result of the test.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of GSZ drawing fixture, the GSZ is provided with endpoint node, it is characterised in that the drawing fixture bag
Include fixed frame, top folder axle parallel to each other and bottom press from both sides axle, the fixed frame includes foreboard, upper plate and back plate, the upper plate
It is connected respectively with the foreboard and the back plate, the lower end of the back plate, the top is fixed in the middle part of the bottom folder axle
It is located in the middle part of folder axle between the back plate and the foreboard, the back plate is provided with the groove being adapted to the endpoint node, institute
The middle part for stating upper plate is provided with one housing pin of installation in screwed hole, the screwed hole, and the two ends of the top folder axle, which are equipped with, wears
Hole, the two ends of the bottom folder axle are equipped with screwed hole, and screwing screw is perforated and the screwed hole through described, the back plate
Middle part is provided with traction connector, and the traction connector and the bottom Jia Zhou offices are in the not homonymy of the back plate.
2. GSZ drawing fixture as claimed in claim 1, it is characterised in that the fixed frame is formed in one part.
3. GSZ drawing fixture as claimed in claim 1, it is characterised in that the fixed frame, top folder axle and
The bottom folder axle is rigidity material.
4. GSZ drawing fixture as claimed in claim 1, it is characterised in that the top folder axle presss from both sides axle with the bottom
It is solid round steel.
5. GSZ drawing fixture as claimed in claim 1, it is characterised in that the middle part of the bottom folder axle passes through fixation
Screw is fixed in the back plate.
6. GSZ drawing fixture as claimed in claim 1, it is characterised in that the traction connector is preferably hook.
7. a kind of implementation of the GSZ drawing fixture described in any one of claim 1 to 6, it is characterised in that including
Following steps：
GSZ is cut, is removed the unnecessary rib beyond GSZ endpoint node according to requirement of experiment, and ensure geotechnique
The width of grid is adapted to drawing fixture；
Adjustment folder shaft clearance, unscrews housing pin and screwing screw, is not less than the gap that top is pressed from both sides between axle and bottom folder axle
The thickness of GSZ endpoint node；
GSZ is installed, the endpoint node of the GSZ cut is pressed from both sides into the gap that axle presss from both sides axle with bottom through top, and
Stretch into the groove of back plate；
Clamping GSZ, tightens screwing screw and housing pin, top is pressed from both sides the end that axle presss from both sides axle clamping GSZ with bottom
Portion's node, forms build-in resistance, meanwhile, the tightness of regulation screwing screw and housing pin makes GSZ uniform force；
GSZ drawing, traction connector is connected with drawing equipment, is opened drawing equipment and is collected experimental data.
8. the implementation of GSZ drawing fixture as claimed in claim 7, it is characterised in that the width of the GSZ
Degree is not more than the distance between screwing screw described in two ends.
9. the implementation of GSZ drawing fixture as claimed in claim 7, it is characterised in that the housing pin is tightened
Lower end afterwards is pressed on the top folder axle.
10. the implementation of GSZ drawing fixture as claimed in claim 7, it is characterised in that the screwing screw is twisted
After tight, the top folder axle is set to press from both sides the junction of axis clamping grid endpoint node and rib with the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363896.3A CN107091774B (en) | 2017-05-22 | 2017-05-22 | Geogrid drawing clamp and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363896.3A CN107091774B (en) | 2017-05-22 | 2017-05-22 | Geogrid drawing clamp and implementation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107091774A true CN107091774A (en) | 2017-08-25 |
| CN107091774B CN107091774B (en) | 2023-09-15 |
Family
ID=59639070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710363896.3A Active CN107091774B (en) | 2017-05-22 | 2017-05-22 | Geogrid drawing clamp and implementation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107091774B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844827A (en) * | 2018-05-25 | 2018-11-20 | 武汉理工大学 | Multifunctional earth grid pull-out test device based on actual condition |
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| JP3131241U (en) * | 2007-02-13 | 2007-04-26 | 株式会社島津製作所 | Vise and material testing machine |
| CN201569603U (en) * | 2009-07-22 | 2010-09-01 | 中冶实久建设有限公司 | Connecting clamp for geogrid field pull-out test |
| CN101986129A (en) * | 2010-06-22 | 2011-03-16 | 交通运输部公路科学研究所 | Hydraulic wide geogrid clamp |
| CN102589982A (en) * | 2011-12-12 | 2012-07-18 | 山东大学 | Creep test device and test method thereof |
| CN102607961A (en) * | 2012-03-30 | 2012-07-25 | 山东大学 | Orthogonal bidirectional creep testing device and testing method of orthogonal bidirectional creep testing device |
| CN102607943A (en) * | 2012-03-30 | 2012-07-25 | 山东大学 | Clamp for measuring creep deformation of geo-grid material, and using method thereof |
| CN205352841U (en) * | 2016-02-04 | 2016-06-29 | 京缆电缆有限公司 | Tensile test clamping device for cable |
| CN206906148U (en) * | 2017-05-22 | 2018-01-19 | 中国农业大学 | A kind of GSZ drawing fixture |
-
2017
- 2017-05-22 CN CN201710363896.3A patent/CN107091774B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3131241U (en) * | 2007-02-13 | 2007-04-26 | 株式会社島津製作所 | Vise and material testing machine |
| CN201569603U (en) * | 2009-07-22 | 2010-09-01 | 中冶实久建设有限公司 | Connecting clamp for geogrid field pull-out test |
| CN101986129A (en) * | 2010-06-22 | 2011-03-16 | 交通运输部公路科学研究所 | Hydraulic wide geogrid clamp |
| CN102589982A (en) * | 2011-12-12 | 2012-07-18 | 山东大学 | Creep test device and test method thereof |
| CN102607961A (en) * | 2012-03-30 | 2012-07-25 | 山东大学 | Orthogonal bidirectional creep testing device and testing method of orthogonal bidirectional creep testing device |
| CN102607943A (en) * | 2012-03-30 | 2012-07-25 | 山东大学 | Clamp for measuring creep deformation of geo-grid material, and using method thereof |
| CN205352841U (en) * | 2016-02-04 | 2016-06-29 | 京缆电缆有限公司 | Tensile test clamping device for cable |
| CN206906148U (en) * | 2017-05-22 | 2018-01-19 | 中国农业大学 | A kind of GSZ drawing fixture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844827A (en) * | 2018-05-25 | 2018-11-20 | 武汉理工大学 | Multifunctional earth grid pull-out test device based on actual condition |
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| Publication number | Publication date |
|---|---|
| CN107091774B (en) | 2023-09-15 |
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