CN108489801A - A kind of side resistance puller system and its test method - Google Patents
A kind of side resistance puller system and its test method Download PDFInfo
- Publication number
- CN108489801A CN108489801A CN201810238757.2A CN201810238757A CN108489801A CN 108489801 A CN108489801 A CN 108489801A CN 201810238757 A CN201810238757 A CN 201810238757A CN 108489801 A CN108489801 A CN 108489801A
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- fixture
- sample box
- steel plate
- sample
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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
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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
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
Abstract
The invention discloses a kind of sides to hinder puller system, including sample box, horizontal addload mechanism and Vertical loading mechanism, is contained with sample in sample box, the side wall of the sample box is provided with sample box aperture；The Vertical loading mechanism includes vertical reaction frame, is equipped with jack at the top of vertical reaction frame, very heavy top/bottom part is welded with force transmitting board, and sample box base is fixed in vertical reaction frame, and sample box is placed on sample box base；The horizontal addload mechanism includes horizontal reacting force frame, horizontal pull bringing device is fixed on horizontal reacting force frame, horizontal pull bringing device is connected with fixture, fixture includes upper jaw and lower jaw, fixture aperture is provided between upper jaw and lower jaw, it is provided with the fixture bolt hole of coaxial line in upper jaw and lower jaw, steel plate is plugged between upper jaw and lower jaw.The present invention can improve the deficiencies in the prior art, convenient for the operation of collateral resistance detection.
Description
Technical field
The present invention relates to tensile testing machine technical field, especially a kind of side resistance puller system and its test method.
Background technology
Soil cement and steel when in order to study steel extraction under different setting conditions (such as cement mixed ratio and burden pressure)
Between lateral shear distribution rule, need to carry out a large amount of simulated experiment.The operation principle of common pull-out test device is jack
Normal pressure is applied to sample, drawing fixture connects material built in sample, and horizontal power system drives drawing fixture, passes through drawing
The mobile completion of fixture acts on the drawing of material.Drawing fixture is typically to be made of two parallel plane steel plates, passes through control
The distance for making two plane steel plates clamps material, and this fixture is unable to fixation steel plate, and opposite sliding easily occurs during the drawing process,
Cause steel plate that can not extract, and equipment size and scale are not suitable for the collateral resistance during steel plate is pulled out built in soil cement and measure
Experiment.
Invention content
The technical problem to be solved in the present invention is to provide a kind of side resistance puller system and its test methods, can solve existing skill
The deficiency of art, convenient for the operation of collateral resistance detection.
In order to solve the above technical problems, the technical solution used in the present invention is as follows.
A kind of side hinders puller system, including sample box, horizontal addload mechanism and Vertical loading mechanism, and examination is contained in sample box
The side wall of sample, the sample box is provided with sample box aperture；The Vertical loading mechanism includes vertical reaction frame, vertical reaction frame
Top is equipped with jack, and very heavy top/bottom part is welded with force transmitting board, and sample box base, sample box peace are fixed in vertical reaction frame
It is placed on sample box base；The horizontal addload mechanism includes horizontal reacting force frame, and being fixed with horizontal pull on horizontal reacting force frame applies
Feeder apparatus, horizontal pull bringing device are connected with fixture, and fixture includes upper jaw and lower jaw, and upper jaw and lower part press from both sides
Be provided with fixture aperture between head, be provided with the fixture bolt hole of coaxial line in upper jaw and lower jaw, upper jaw and
It is plugged with steel plate between lower jaw, steel plate bolt hole corresponding with fixture bolt hole is provided on steel plate, fixing bolt passes through
Steel plate and fixture to be fixed after wearing steel plate bolt hole and fixture bolt hole, steel plate is fixed on after passing through sample box aperture in sample,
Horizontal addload mechanism and Vertical loading mechanism are connect with pressure sensor respectively.
Preferably, being fixed with leveling bolt hole on the outside of sample box, leveling bolt, leveling spiral shell are connected in leveling bolt hole
Bolt is mutually crimped with steel plate.
Preferably, the size of force transmitting board is less than the size of sample box.
Preferably, horizontal pull bringing device includes motor, motor drives worm gear rotation, worm gear to be engaged with worm screw, snail
Bar is flexibly connected by rotary shaft with fixture.
Preferably, the pressure sensor being connect with horizontal addload mechanism is S type pulling force sensors.
Preferably, the pressure sensor being connect with Vertical loading mechanism is spoke type pressure sensor.
Preferably, being provided with limiting groove on the outside of the fixture bolt hole of upper jaw, it is located at the folder of lower jaw
It is provided with rubber thread bush on the inside of tool bolt hole, card is respectively arranged at the top and bottom of the fixture bolt hole of lower jaw
Slot, rubber thread bush side wall are provided with the bayonet lock being interference fitted with card slot.
A kind of test method of above-mentioned side resistance puller system, includes the following steps：
Cement soil sample is prepared according to test requirements document, soil cement is respectively charged into multiple sample boxs after stirring evenly, and
Steel plate is inserted into corresponding position, and sample is conserved；
After the completion of maintenance, sample box is put into sample box base and is adjusted in place, alignment jig makes steel plate be inserted into fixture, will
Fixing bolt passes through fixture and steel plate to be fixed；
The position for adjusting force transmitting board, is allowed to be covered in sample box top, applies burden pressure using jack, reaches experiment
Keep pressure constant when required pressure value；
Start horizontal pull bringing device, gradually outside drawing is extracted up to complete by steel plate, and records value of thrust, is recorded
Repairing experiment data.
It is using advantageous effect caused by above-mentioned technical proposal：The clamp of tensile machine of the present invention is by upper and lower collet group
At fixture front end prepared screw-bolt hole is used for the fixation of fixture and steel plate, avoids that opposite sliding occurs in steel plate drawing process；Equipment
It is customized according to test requirements document, overall stability is high and sample box is detachable, can easily and accurately measure different setting conditions
Collateral resistance (i.e. pulling capacity) in steel plate withdrawal process built in lower soil cement.
When applying horizontal pull, fixing bolt can be by larger lateral pushing force, limiting groove and rubber thread bush
Position limitation protection is carried out to the top of fixing bolt and bottom end respectively, realizes the protection to fixing bolt.When in application horizontal pull
When, fixing bolt after fixing bolt is inserted into rubber thread bush, can generate rubber thread bush and squeeze by larger lateral pushing force
Pressure is realized " automatic to reinforce locking " of rubber thread bush to keep contact of the card slot with bayonet lock more secured.
Description of the drawings
Fig. 1 is the structure chart of embodiment 1.
Fig. 2 is the structure chart of sample box in embodiment 1.
Fig. 3 is the structure chart of embodiment 1 light plate and fixture connecting portion.
Fig. 4 is the structure chart of horizontal pull bringing device in embodiment 1.
Fig. 5 is the structure chart of embodiment 2 light plate and fixture connecting portion.
In figure：1, sample box；2, sample box base；3, fixture；4, fixture bolt hole；5, horizontal pull bringing device；6、
Horizontal reacting force frame；7, jack；8, motor；9, force transmitting board；10, vertical reaction frame；11, sample；12, steel plate；13, leveling bolt
Hole；14, leveling bolt；15, fixing bolt；16, upper jaw；17, lower jaw；18, steel plate bolt hole；19, sample cartridge apertures
Mouthful；20, fixture aperture；21, worm gear；22, worm screw；23, rotary shaft；24, limiting groove；25, rubber thread bush；26, card slot；
27, bayonet lock；28, reinforcing rib；29, flange.
Specific implementation mode
The standardized element used in the present invention can commercially, and shaped piece is according to specification and attached drawing
Record can carry out customized, and the specific connection type of each part is all made of bolt ripe in the prior art, rivet, weldering
The conventional means such as connect, paste, this will not be detailed here.
Embodiment 1
As shown in Figs 1-4, the present invention includes sample box 1, horizontal addload mechanism and Vertical loading mechanism, is contained in sample box 1
It is placed with sample 11, the side wall of the sample box 1 is provided with sample box aperture 19；The Vertical loading mechanism includes vertical reaction frame
10,10 top of vertical reaction frame is equipped with jack 7, and 7 bottom of jack is welded with force transmitting board 9, is fixed in vertical reaction frame 10
There are sample box base 2, sample box 1 to be placed on sample box base 2；The horizontal addload mechanism includes horizontal reacting force frame 6, horizontal
Horizontal pull bringing device 5 is fixed on reaction frame 6, horizontal pull bringing device 5 is connected with fixture 3, and fixture 3 is pressed from both sides including top
First 16 and lower jaw 17, fixture aperture 20, upper jaw 16 and lower part are provided between upper jaw 16 and lower jaw 17
It is provided with the fixture bolt hole 4 of coaxial line on collet 17, steel plate 12, steel plate are plugged between upper jaw 16 and lower jaw 17
Steel plate bolt hole 18 corresponding with fixture bolt hole 4 is provided on 12, fixing bolt 15 runs through steel plate bolt hole 18 and fixture
Steel plate 12 and fixture 3 are fixed after bolt hole 4, steel plate 12 is fixed on after passing through sample box aperture 19 in sample 11, horizontal addload
Mechanism and Vertical loading mechanism are connect with pressure sensor respectively.1 outside of sample box is fixed with leveling bolt hole 13, leveling bolt
Leveling bolt 14 is connected in hole 13, leveling bolt 14 is mutually crimped with steel plate 12.The size of force transmitting board 9 is less than sample box 1
Size.Horizontal pull bringing device 5 includes motor 8, and motor 8 drives worm gear 21 to rotate, and worm gear 21 is engaged with worm screw 22, worm screw 22
It is flexibly connected with fixture 3 by rotary shaft 23.The pressure sensor being connect with horizontal addload mechanism is S type pulling force sensors.With
The pressure sensor of Vertical loading mechanism connection is spoke type pressure sensor.
A kind of test method of above-mentioned side resistance puller system, includes the following steps：
Cement soil sample is prepared according to test requirements document, soil cement is respectively charged into multiple sample boxs 1 after stirring evenly, and
Steel plate 12 is inserted into corresponding position, and sample 11 is conserved；
After the completion of maintenance, sample box 1 is put into sample box base 2 and is adjusted in place, alignment jig 3 makes steel plate 12 be inserted into folder
Fixing bolt 15 is passed through fixture and steel plate to be fixed by tool 3；
The position for adjusting force transmitting board 9, is allowed to be covered in 1 top of sample box, applies burden pressure using jack 7, reaches
Keep pressure constant when pressure value needed for experiment；
Start horizontal pull bringing device 5, by steel plate 12, gradually drawing is extracted up to complete outward, and records value of thrust,
Interpretation of records test data.
Embodiment 2
With reference to Fig. 5, the present embodiment improves on the basis of embodiment 1.
4 outside of fixture bolt hole of upper jaw 16 is provided with limiting groove 24, is located at the fixture of lower jaw 17
4 inside of bolt hole is provided with rubber thread bush 25, is respectively set positioned at the top and bottom of the fixture bolt hole 4 of lower jaw 17
There are card slot 26,25 side wall of rubber thread bush to be provided with the bayonet lock 27 being interference fitted with card slot 26.
Several axial reinforcing ribs 28 are uniformly fixed in 18 outside of steel plate bolt hole, the bottom of reinforcing rib 28 is fixed with
The flange 29 of prominent 18 bottom margin of steel plate bolt hole.Flange 29 is crimped on the top of bayonet lock 27.When card slot 26 and bayonet lock 27 are inserted
When connecing, flange 29 squeezes it, to realize that the mutual extruding between steel plate bolt hole 18 and fixture 3 limits, avoids
Steel plate 12 is with fixture 3 since small offset deviation generates cross shear to fixing bolt 15.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of side hinders puller system, including sample box (1), horizontal addload mechanism and Vertical loading mechanism, held in sample box (1)
There is sample (11), it is characterised in that：The side wall of the sample box (1) is provided with sample box aperture (19)；The Vertical loading machine
Structure includes vertical reaction frame (10), is equipped with jack (7) at the top of vertical reaction frame (10), jack (7) bottom is welded with biography
Power plate (9), vertical reaction frame (10) is interior to be fixed with sample box base (2), and sample box (1) is placed on sample box base (2)；Institute
It includes horizontal reacting force frame (6) to state horizontal addload mechanism, and horizontal pull bringing device (5) is fixed on horizontal reacting force frame (6), horizontal
Tension application device (5) is connected with fixture (3), and fixture (3) includes upper jaw (16) and lower jaw (17), upper jaw
(16) it is provided with fixture aperture (20) between lower jaw (17), is provided in upper jaw (16) and lower jaw (17) same
The fixture bolt hole (4) of axis, is plugged with steel plate (12) between upper jaw (16) and lower jaw (17), steel plate is set on (12)
It is equipped with steel plate bolt hole (18) corresponding with fixture bolt hole (4), fixing bolt (15) is through steel plate bolt hole (18) and folder
Steel plate (12) and fixture (3) are fixed after having bolt hole (4), steel plate (12) is fixed on sample after passing through sample box aperture (19)
(11) in, horizontal addload mechanism and Vertical loading mechanism are connect with pressure sensor respectively.
2. side according to claim 1 hinders puller system, it is characterised in that：It is fixed with leveling spiral shell on the outside of the sample box (1)
Keyhole (13) is connected with leveling bolt (14) in leveling bolt hole (13), and leveling bolt (14) is mutually crimped with steel plate (12).
3. side according to claim 1 hinders puller system, it is characterised in that：The size of the force transmitting board (9) is less than sample box
(1) size.
4. side according to claim 1 hinders puller system, it is characterised in that：The horizontal pull bringing device (5) includes electricity
Machine (8), motor (8) drive worm gear (21) to rotate, and worm gear (21) engages with worm screw (22), worm screw (22) by rotary shaft (23) and
Fixture (3) is flexibly connected.
5. side according to claim 1 hinders puller system, it is characterised in that：The pressure sensor being connect with horizontal addload mechanism
For S type pulling force sensors.
6. side according to claim 1 hinders puller system, it is characterised in that：The pressure sensor being connect with Vertical loading mechanism
For spoke type pressure sensor.
7. side according to claim 1 hinders puller system, it is characterised in that：Positioned at the fixture bolt hole of upper jaw (16)
(4) outside is provided with limiting groove (24), is located on the inside of the fixture bolt hole (4) of lower jaw (17) and is provided with rubber thread bush
(25), it is located at the top and bottom of the fixture bolt hole (4) of lower jaw (17) and is respectively arranged with card slot (26), rubber thread bush
(25) side wall is provided with the bayonet lock (27) with card slot (26) interference fit.
8. described in a kind of the claims 1-7 any one side resistance puller system test method, it is characterised in that including with
Lower step：
Cement soil sample is prepared according to test requirements document, soil cement is respectively charged into multiple sample boxs (1) after stirring evenly, and in phase
It answers position to be inserted into steel plate (12), sample (11) is conserved；
After the completion of maintenance, sample box (1) is put into sample box base (2) and is adjusted in place, alignment jig (3) makes steel plate (12) insert
Enter fixture (3), passes through fixture and steel plate to be fixed fixing bolt (15)；
The position for adjusting force transmitting board (9), is allowed to be covered in sample box (1) top, applies burden pressure using jack (7), reaches
To holding pressure is constant when pressure value needed for experiment；
Start horizontal pull bringing device (5), by steel plate (12), gradually drawing is extracted up to complete outward, and records value of thrust,
Interpretation of records test data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238757.2A CN108489801B (en) | 2018-03-22 | 2018-03-22 | A kind of side resistance puller system and its test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238757.2A CN108489801B (en) | 2018-03-22 | 2018-03-22 | A kind of side resistance puller system and its test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108489801A true CN108489801A (en) | 2018-09-04 |
| CN108489801B CN108489801B (en) | 2019-07-26 |
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ID=63319092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810238757.2A Expired - Fee Related CN108489801B (en) | 2018-03-22 | 2018-03-22 | A kind of side resistance puller system and its test method |
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| Country | Link |
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| CN (1) | CN108489801B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109178A (en) * | 2021-03-26 | 2021-07-13 | 中山大学 | Temperature control type direct shear apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202928938U (en) * | 2012-12-04 | 2013-05-08 | 中建五局土木工程有限公司 | Pull-out test device for detecting friction characteristics of building reinforcement interface |
| CN103759957A (en) * | 2013-12-25 | 2014-04-30 | 广西科技大学 | Geogrid pull-out test device |
| JP2017026588A (en) * | 2015-07-16 | 2017-02-02 | 一文機工株式会社 | Pulling test machine |
-
2018
- 2018-03-22 CN CN201810238757.2A patent/CN108489801B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202928938U (en) * | 2012-12-04 | 2013-05-08 | 中建五局土木工程有限公司 | Pull-out test device for detecting friction characteristics of building reinforcement interface |
| CN103759957A (en) * | 2013-12-25 | 2014-04-30 | 广西科技大学 | Geogrid pull-out test device |
| JP2017026588A (en) * | 2015-07-16 | 2017-02-02 | 一文機工株式会社 | Pulling test machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109178A (en) * | 2021-03-26 | 2021-07-13 | 中山大学 | Temperature control type direct shear apparatus |
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| Publication number | Publication date |
|---|---|
| CN108489801B (en) | 2019-07-26 |
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