CN109655332A - A kind of civil engineering fixture for the anti-bias of tension test - Google Patents
A kind of civil engineering fixture for the anti-bias of tension test Download PDFInfo
- Publication number
- CN109655332A CN109655332A CN201910116660.9A CN201910116660A CN109655332A CN 109655332 A CN109655332 A CN 109655332A CN 201910116660 A CN201910116660 A CN 201910116660A CN 109655332 A CN109655332 A CN 109655332A
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- Prior art keywords
- fixture
- plate
- tension test
- guide rail
- bias
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0405—Features allowing alignment between specimen and chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0423—Chucks, fixtures, jaws, holders or anvils using screws
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a kind of civil engineering fixtures for the anti-bias of tension test, including fixture mounting plate, the top end surface of the fixture mounting plate is symmetrically fixedly installed with fixture moving guide rail, the both ends of the fixture moving guide rail are symmetrically installed with limit base, structure of the invention is scientific and reasonable, it is safe and convenient to use, crank is fastened by shaking, fixed connecting base can be driven mobile, to drive clamping plate mobile, the material one end for needing to carry out tension test is clamped, similarly, the material other end for needing to carry out tension test can be clamped, good clamping effect, light by observing infrared laser lamp irradiates place and compares with correcting plate center, centering degree when can be to tension test between fixture detects, the scale slot that the scale plate and the plate top that is slidably installed connected in conjunction with rotation seat one end opens up, it can be right Whether neutralization bias is checked between fixture, and by turn rotation seat, is adjusted between fixture.
Description
Technical field
The present invention relates to clamp art, specially a kind of civil engineering fixture for the anti-bias of tension test.
Background technique
Tension test refers to the test method that material property is measured in the case where bearing axial tensile loads.It is obtained using tension test
To data can determine the elastic limit of material, elongation, elasticity modulus, proportional limit, area reduction amount, tensile strength,
Yield point, yield strength and other tensile property indexs, tensile strength are the basic mechanicals of the fragile materials such as rock and concrete
One of parameter, since it is far below compression strength, so engineering design department pays much attention to the parameter, tensile strength parameter value
It is typically measured by direct tensile test, when experiment is pasted using the test specimen processed with AB glue and test specimen, and test is installed on
Machine system is tested, but the existing civil engineering fixture for tension test is in use, to material currently on the market
It when carrying out tension test, is easy when clamping material, generates the phenomenon that generating loosening between fixture and material, lead to tension test
Data inaccuracy, and the existing fixture of the civil engineering for tension test is in use, fixture is easy to produce after a number of uses
It gives birth to the bias between fixture and misaligns, cause to generate error when carrying out tension test to material, influence the tension test of material.
Summary of the invention
The present invention provides a kind of technical solution, can effectively solve mentioned above in the background art to stretch material
It when test, is easy when clamping material, generates the phenomenon that generating loosening between fixture and material, cause tension test data inaccurate
Really, and the existing civil engineering fixture for tension test in use, fixture be easy after a number of uses generate fixture it
Between bias and misalign, cause to material carry out tension test when generate error, influence the tension test of material the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of building work for the anti-bias of tension test
Journey fixture, including fixture mounting plate, the top end surface of the fixture mounting plate are symmetrically fixedly installed with fixture moving guide rail, institute
The both ends for stating fixture moving guide rail are symmetrically installed with limit base, and the top end surface of the fixture moving guide rail slidably connects sliding
Mounting plate, the side of the fixture moving guide rail correspond to be fixedly installed with first at fixture mounting plate top end surface position and compare and lead
Rail, the described first side for comparing guide rail, which corresponds to, to be fixedly installed with second at fixture mounting plate top end surface position and compares guide rail,
The fixture moving guide rail, first compare guide rail and second compare guide rail two sides correspond to it is uniform at fixture mounting plate surface location
Offer limit hole；
The top of the plate that is slidably installed is equipped with anti-eccentric centering body, and the anti-eccentric centering body includes rotation
Seat, scale slot, scale plate, fixture mounting base, laser lamp fixed plate, infrared laser lamp and button switch；
The top of the plate that is slidably installed is rotatably equipped with rotation seat, and one end of the rotation seat is connected with scale plate, institute
The outside for stating rotation seat corresponds to and is uniformly provided with scale slot at rotation seat apical position, and the top of the rotation seat is fixedly connected with
Fixture mounting base, the top of the fixture mounting base are fixedly connected with laser lamp fixed plate, one end of the laser lamp fixed plate
Infrared laser lamp is installed, the top side insertion of the laser lamp fixed plate is equipped with button switch；
The input terminal of the button switch is electrically connected the output end of laser lamp battery, the output end electricity of the button switch
Property connection infrared laser lamp input terminal.
Preferably, anti-skid chequer is offered on the outside of the rotation seat, and the junction of rotation seat and the plate that is slidably installed is arranged
There is axle envelope.
Preferably, the top insertion of the plate that is slidably installed is equipped with limited post, and the both ends lower section of the limited post is symmetrical
Insertion is equipped with spacing block set, and the top of the limited post is fixedly connected with pulling plate.
Preferably, the top of the plate that is slidably installed corresponds to and offers location hole at limited post position, the limited post
Diameter is less than the internal diameter of location hole.
Preferably, the top of another fixture mounting base corresponds to and is provided with correcting plate at the fixed Board position of laser lamp,
It and is recess at the center of correcting plate.
Preferably, one end of the fixture mounting base is provided with fastening clamp mechanism, and the fastening clamp mechanism includes folder
Have fixing seat, Boards wall slot, Boards wall column, clamping plate, anti-skidding groove, fixed connecting base, motion thread bar and fastening crank；
One end of the fixture mounting base is fixedly installed with fixture fixing seat, and one end of the fixture fixing seat symmetrically opens up
There is Boards wall slot, one end of the Boards wall slot slidably connects Boards wall column, and one end of the Boards wall column connects
It is connected to clamping plate, the end surface of the clamping plate is uniformly provided with anti-skidding groove, and the lower section of the Boards wall column corresponds to clamping plate one
Fixed connecting base is fixedly connected at end position, one end of the fixed connecting base is rotatably connected to motion thread bar, the biography
One end of dynamic threaded rod is fixedly connected with fastening crank, by engaging connection between the motion thread bar and fixture fixing seat.
Preferably, non-slip rubber set is pasted on the outside of the fastening crank, and the outside of fixture fixing seat and clamping plate applies
There is antirusting paint.
Preferably, the bottom inner portion of the limited post is provided with limiting fixing mechanism, and the limiting fixing mechanism includes limit
Position accommodating groove, positioning plate, limit telescopic column and reset spring；
The bottom inner portion of the limited post offers limit accommodating groove, and it is fixed that the bottom end inner wall of the limit accommodating groove is equipped with
Position plate, the both ends of the positioning plate are symmetrically fixedly installed with limit telescopic column, are connected with reset on the outside of the limit telescopic column
Spring.
Preferably, the other end of the limit telescopic column is fixedly connected with spacing block set, and spacing block set and limited post connect
The place of connecing is provided with sealing ring.
Preferably, the bottom end inner wall of the limit hole is provided with anti-jamming mechanism, and the anti-jamming mechanism includes anti-blocking pedestal, prevents
Stifled telescopic mast, anti-clogging spring, anti-blocking plug and limiting groove；
The bottom end inner wall insertion of the limit hole is equipped with anti-blocking pedestal, and the top insertion of the anti-blocking pedestal is equipped with anti-
Telescopic mast is blocked up, is connected with anti-clogging spring on the outside of the anti-blocking telescopic mast, the top of the anti-blocking telescopic mast is fixedly connected with anti-
Stifled plug, one end inner wall of the limit hole are uniformly provided with limiting groove.
Compared with prior art, beneficial effects of the present invention: structure of the invention is scientific and reasonable, safe and convenient to use:
1, by shaking fastening crank, the rotation of motion thread bar is driven, nibbling for motion thread bar and fixture fixing seat is passed through
Connection is closed, can be when motion thread bar rotate, motion thread bar transverse shifting drives fixed connecting base mobile, to drive folder
Plate is mobile, clamps to the material one end for needing to carry out tension test, similarly, can be another to the material for needing to carry out tension test
One end is clamped, good clamping effect.
2, it is switched by button press, powers on infrared laser lamp, the operation of infrared laser lamp is red by observing
The light irradiation place of outside line laser lamp is compared with correcting plate center, centering when can be to tension test between fixture
Degree is detected, and the scale slot that the scale plate and the plate top that is slidably installed connected in conjunction with rotation seat one end opens up can stretch
When misaligning between fixture when test and contain eccentric angle, fixture is adjusted when to tension test.
3, by the mobile plate that is slidably installed, the plate that makes to be slidably installed moves on fixture moving guide rail, can carry out as needed
The length of material of tension test is adjusted the distance between two fixture fixing seats, passes through limited post and limited post bottom end
The spacing block set of installation, can be after filling in limited post in limit hole, and spacing block set limit is fixed in limiting groove, to sliding
The position of mounting plate fixes, and by pulling pulling plate, limited post can be driven to move up, when limited post moves up, spacing block set
It can gradually be removed out of limiting groove, and the limit telescopic column and reset spring that drive limiting groove one end to connect are shunk, thus
Quickly the position for the plate that is slidably installed can be fixed by limited post, and can quickly remove stationary state.
It 4, can be in limit hole by anti-blocking pedestal, anti-blocking telescopic mast, anti-clogging spring and the anti-blocking plug installed in limit hole
When not filling in limited post, limit hole is protected, when limited post fills in limit hole, anti-blocking plug is will drive and moves down, it is anti-blocking
Spring contraction, anti-blocking telescopic mast retract into anti-blocking pedestal, can not delay making for limited post when protecting limit hole
With.
5, first by the setting of fixture moving guide rail side compares guide rail and second and compares guide rail, can carry out to material
When tension test, the test in the case of different variables is carried out to identical test material, can intuitively observe different variable tests
Test material pulled out condition, it is comparative more preferable.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of the anti-eccentric centering body of the present invention；
Fig. 3 is the structural schematic diagram of fastening clamp mechanism of the present invention；
Fig. 4 is the structural schematic diagram of limiting fixing mechanism of the present invention；
Fig. 5 is the structural schematic diagram of anti-jamming mechanism of the present invention；
Fig. 6 is the attachment structure schematic diagram of limited post and spacing block set of the present invention；
Figure label: 1, fixture mounting plate；2, fixture moving guide rail；3, limit base；4, limit hole；5, be slidably installed plate；
6, first compares guide rail；7, second compares guide rail；
8, anti-eccentric centering body；801, rotation seat；802, scale slot；803, scale plate；804, fixture mounting base；805,
Laser lamp fixed plate；806, infrared laser lamp；807, button switch；
9, fastening clamp mechanism；901, fixture fixing seat；902, Boards wall slot；903, Boards wall column；904, clamping plate；
905, anti-skidding groove；906, fixed connecting base；907, motion thread bar；908, crank is fastened；
10, limiting fixing mechanism；1001, accommodating groove is limited；1002, positioning plate；1003, limit telescopic column；1004, it resets
Spring；
11, anti-jamming mechanism；1101, anti-blocking pedestal；1102, anti-blocking telescopic mast；1103, anti-clogging spring；1104, anti-blocking stifled
Head；1105, limiting groove；
12, pulling plate；13, limited post；14, spacing block set；15, correcting plate.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in figures 1 to 6, the present invention provides a kind of technical solution, a kind of soil for the anti-bias of tension test
Wood engineering fixture, including fixture mounting plate 1, the top end surface of fixture mounting plate 1 are symmetrically fixedly installed with fixture moving guide rail
2, the both ends of fixture moving guide rail 2 are symmetrically installed with limit base 3, and the top end surface of fixture moving guide rail 2 slidably connects sliding
Mounting plate 5, the side of fixture moving guide rail 2 correspond to be fixedly installed with first at 1 top end surface position of fixture mounting plate and compare and lead
Rail 6, the first side for comparing guide rail 6, which corresponds to, to be fixedly installed with second at 1 top end surface position of fixture mounting plate and compares guide rail 7,
Fixture moving guide rail 2, first compare guide rail 6 and second compare guide rail 7 two sides correspond to it is uniform at 1 surface location of fixture mounting plate
Offer limit hole 4；
The be slidably installed top of plate 5 is equipped with anti-eccentric centering body 8, anti-bias centering body 8 include rotation seat 801,
Scale slot 802, scale plate 803, fixture mounting base 804, laser lamp fixed plate 805, infrared laser lamp 806 and button switch
807；
The be slidably installed top of plate 5 is rotatably equipped with rotation seat 801, and one end of rotation seat 801 is connected with scale plate 803,
The outside of rotation seat 801, which corresponds to, is uniformly provided with scale slot 802 at 801 apical position of rotation seat, the top of rotation seat 801 is fixed
It is connected with fixture mounting base 804, the top of fixture mounting base 804 is fixedly connected with laser lamp fixed plate 805, laser lamp fixed plate
805 one end is equipped with infrared laser lamp 806, and the top side insertion of laser lamp fixed plate 805 is equipped with button switch
807；
The input terminal of button switch 807 is electrically connected the output end of laser lamp battery, and the output end of button switch 807 is electrical
The input terminal of infrared laser lamp 806 is connected, in order to avoid generating sliding, rotation seat between user's hand and rotation seat 801
801 outside offers anti-skid chequer, and rotation seat 801 and the junction for the plate 5 that is slidably installed are provided with axle envelope.
The top insertion of plate 5 of being slidably installed is equipped with limited post 13, and symmetrical insertion is equipped with below the both ends of limited post 13
Spacing block set 14, the top of limited post 13 are fixedly connected with pulling plate 12, sliding for the ease of the limit fixation and installation of limited post 13
The top of dynamic mounting plate 5, which corresponds to, offers location hole at 13 position of limited post, the diameter of limited post 13 is less than the internal diameter of location hole,
In order to which the center position more accurately to two fixture mounting bases 804 is proofreaded, the top of another fixture mounting base 804
It is provided with correcting plate 15 at corresponding 805 position of laser lamp fixed plate, and is recess at the center of correcting plate 15.
One end of fixture mounting base 804 is provided with fastening clamp mechanism 9, and fastening clamp mechanism 9 includes fixture fixing seat
901, Boards wall slot 902, Boards wall column 903, clamping plate 904, anti-skidding groove 905, fixed connecting base 906, motion thread bar
907 and fastening crank 908；
One end of fixture mounting base 804 is fixedly installed with fixture fixing seat 901, and one end of fixture fixing seat 901 is symmetrically opened
Equipped with Boards wall slot 902, one end of Boards wall slot 902 slidably connects Boards wall column 903, Boards wall column 903
One end is connected with clamping plate 904, and the end surface of clamping plate 904 is uniformly provided with anti-skidding groove 905, the lower section of Boards wall column 903
It is fixedly connected with fixed connecting base 906 at corresponding 904 1 end position of clamping plate, one end of fixed connecting base 906 is rotatably connected to biography
Dynamic threaded rod 907, one end of motion thread bar 907 are fixedly connected with fastening crank 908, and motion thread bar 907 is fixed with fixture
By engagement connection between seat 901, the outside of fastening crank 908 is pasted with non-slip rubber set, and fixture fixing seat 901 and clamping plate
904 outside is coated with antirusting paint, increases the anti-skidding and corrosion protection of fixture fixing seat 901 and clamping plate 904.
The bottom inner portion of limited post 13 is provided with limiting fixing mechanism 10, and limiting fixing mechanism 10 includes limit accommodating groove
1001, positioning plate 1002, limit telescopic column 1003 and reset spring 1004；
The bottom inner portion of limited post 13 offers limit accommodating groove 1001, and the bottom end inner wall of limit accommodating groove 1001 is equipped with
Positioning plate 1002, the both ends of positioning plate 1002 are symmetrically fixedly installed with limit telescopic column 1003, the outside of limit telescopic column 1003
Be connected with reset spring 1004, the other end of limit telescopic column 1003 is fixedly connected with spacing block set 14, and spacing block set 14 with
13 junction of limited post is provided with sealing ring, takes in limited post 13 convenient for spacing block set 14, and will not bring dust entrance into.
The bottom end inner wall of limit hole 4 is provided with anti-jamming mechanism 11, and anti-jamming mechanism 11 includes anti-blocking pedestal 1101, anti-blocking flexible
Column 1102, anti-clogging spring 1103, anti-blocking plug 1104 and limiting groove 1105；
The bottom end inner wall insertion of limit hole 4 is equipped with anti-blocking pedestal 1101, and the top insertion of anti-blocking pedestal 1101 is equipped with
Anti-blocking telescopic mast 1102, the outside of anti-blocking telescopic mast 1102 are connected with anti-clogging spring 1103, and the top of anti-blocking telescopic mast 1102 is solid
Surely it is connected with anti-blocking plug 1104, one end inner wall of limit hole 4 is uniformly provided with limiting groove 1105.
The working principle of the invention and process for using: the civil engineering for being used for the anti-bias of tension test is used with fixture
When, it will need to carry out material one end of tension test, be placed between two clamping plates 904, fasten crank 908, band by shaking
Dynamic motion thread bar 907 rotates, and is connect by motion thread bar 907 with the engagement of fixture fixing seat 901, can be in motion thread bar
When 907 rotation, it is mobile to drive fixed connecting base 906 for 907 transverse shifting of motion thread bar, thus drive clamping plate 904 mobile, it is right
The material one end for needing to carry out tension test is clamped, and similarly, can be carried out to the material other end for needing to carry out tension test
Clamping, good clamping effect；
After the paper material clamping for needing to carry out tension test, button press switch 807 makes infrared laser lamp 806
Power on, infrared laser lamp 806 is run, and the light by observing infrared laser lamp 806 irradiates place and correcting plate 15
Center compares, and centering degree when can be to tension test between fixture detects, and connects in conjunction with 801 one end of rotation seat
The scale slot 802 that the scale plate 803 that connects and 5 top of plate that is slidably installed open up, can be misaligned between fixture in tension test and
When containing eccentric angle, fixture is adjusted when to tension test；
By the mobile plate 5 that is slidably installed, the plate 5 that makes to be slidably installed moves on fixture moving guide rail 2, can carry out as needed
The length of material of tension test is adjusted the distance between two fixture fixing seats 901, passes through limited post 13 and limited post
The spacing block set 14 of 13 bottom ends installation, can be after filling in limited post 13 in limit hole 4, and the limit of spacing block set 14 is fixed on limit
In groove 1105, the position for the plate 5 that is slidably installed is fixed, by pulling pulling plate 12, limited post 13 can be driven to move up,
When limited post 13 moves up, spacing block set 14 can gradually be removed out of limiting groove 1105, and 1105 one end of limiting groove is driven to connect
The limit telescopic column 1003 and reset spring 1004 connect is shunk, so as to quickly pass through limited post 13 to the plate 5 that is slidably installed
Position is fixed, and can quickly remove stationary state；
When carrying out tension test to material, the material powder of fracture can be fallen on fixture mounting plate 1, pass through limit hole 4
Anti-blocking pedestal 1101, anti-blocking telescopic mast 1102, anti-clogging spring 1103 and the anti-blocking plug 1104 of interior installation, can limit hole 4 not
When filling in limited post 13, limit hole 4 is protected, when limited post 13 fills in limit hole 4, will drive under anti-blocking plug 1104
It moves, anti-clogging spring 1103 is shunk, and anti-blocking telescopic mast 1102 retracts into anti-blocking pedestal 1101, can prevent to limit hole 4
When shield, the use of limited post 13 is not delayed；
First be arranged by 2 side of fixture moving guide rail compares guide rail 6 and second and compares guide rail 7, can to material into
When row tension test, the test in the case of different variables is carried out to identical test material, can intuitively observe that different variables are surveyed
The pulled out condition of the test material of examination, it is comparative more preferable.
Finally, it should be noted that being not intended to restrict the invention the foregoing is merely preferred embodiment of the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of civil engineering fixture for the anti-bias of tension test, including fixture mounting plate (1), it is characterised in that: institute
The top end surface for stating fixture mounting plate (1) is symmetrically fixedly installed with fixture moving guide rail (2), the fixture moving guide rail (2)
Both ends are symmetrically installed with limit base (3), and the top end surface of the fixture moving guide rail (2) slidably connects the plate that is slidably installed (5),
The side of the fixture moving guide rail (2) corresponds to be fixedly installed with first at fixture mounting plate (1) top end surface position and compare and lead
Rail (6), the described first side for comparing guide rail (6) correspond to and are fixedly installed with second at fixture mounting plate (1) top end surface position
Compare guide rail (7), the fixture moving guide rail (2), first compare guide rail (6) with second compare the two sides of guide rail (7) it is corresponding folder
Limit hole (4) are uniformly provided at tool mounting plate (1) surface location；
The top of the plate that is slidably installed (5) is equipped with anti-eccentric centering body (8), and the anti-eccentric centering body (8) includes
Rotation seat (801), scale slot (802), scale plate (803), fixture mounting base (804), laser lamp fixed plate (805), infrared ray
Laser lamp (806) and button switch (807)；
The top of the plate that is slidably installed (5) is rotatably equipped with rotation seat (801), and one end of the rotation seat (801) is connected with
Scale plate (803), the outside of the rotation seat (801) correspond to and are uniformly provided with scale slot at rotation seat (801) apical position
(802), the top of the rotation seat (801) is fixedly connected with fixture mounting base (804), the top of the fixture mounting base (804)
End is fixedly connected with laser lamp fixed plate (805), and one end of the laser lamp fixed plate (805) is equipped with infrared laser lamp
(806), the top side insertion of the laser lamp fixed plate (805) is equipped with button switch (807)；
The input terminal of the button switch (807) is electrically connected the output end of laser lamp battery, the button switch (807) it is defeated
Outlet is electrically connected the input terminal of infrared laser lamp (806).
2. a kind of civil engineering fixture for the anti-bias of tension test according to claim 1, which is characterized in that institute
It states and offers anti-skid chequer on the outside of rotation seat (801), and rotation seat (801) and the junction for the plate (5) that is slidably installed are provided with axis
Envelope.
3. a kind of civil engineering fixture for the anti-bias of tension test according to claim 1, which is characterized in that institute
The top insertion for stating the plate that is slidably installed (5) is equipped with limited post (13), symmetrical insertion peace below the both ends of the limited post (13)
Equipped with spacing block set (14), the top of the limited post (13) is fixedly connected with pulling plate (12).
4. a kind of civil engineering fixture for the anti-bias of tension test according to claim 1 or 3, feature exist
In, the top of the plate that is slidably installed (5) corresponds to and offers location hole at limited post (13) position, the limited post (13) it is straight
Diameter is less than the internal diameter of location hole.
5. a kind of civil engineering fixture for the anti-bias of tension test according to claim 1, which is characterized in that another
The top of one fixture mounting base (804) corresponds to be provided with correcting plate (15) at laser lamp fixed plate (805) position, and school
It is recess at the center of positive plate (15).
6. a kind of civil engineering fixture for the anti-bias of tension test according to claim 1, which is characterized in that institute
The one end for stating fixture mounting base (804) is provided with fastening clamp mechanism (9), and the fastening clamp mechanism (9) includes that fixture is fixed
Seat (901), Boards wall slot (902), Boards wall column (903), clamping plate (904), anti-skidding groove (905), fixed connecting base
(906), motion thread bar (907) and fastening crank (908)；
One end of the fixture mounting base (804) is fixedly installed with fixture fixing seat (901), the fixture fixing seat (901)
One end symmetrically offers Boards wall slot (902), and one end of the Boards wall slot (902) slidably connects Boards wall column
(903), one end of the Boards wall column (903) is connected with clamping plate (904), and the end surface of the clamping plate (904) is uniformly opened
Equipped with anti-skidding groove (905), the lower section of the Boards wall column (903) corresponds to be fixedly connected at (904) one end position of clamping plate
One end of fixed connecting base (906), the fixed connecting base (906) is rotatably connected to motion thread bar (907), the transmission spiral shell
One end of rasp bar (907) is fixedly connected with fastening crank (908), the motion thread bar (907) and fixture fixing seat (901) it
Between by engagement connection.
7. a kind of civil engineering fixture for the anti-bias of tension test according to claim 6, which is characterized in that institute
It states and is pasted with non-slip rubber set on the outside of fastening crank (908), and be coated on the outside of fixture fixing seat (901) and clamping plate (904)
Antirusting paint.
8. a kind of civil engineering fixture for the anti-bias of tension test according to claim 2, which is characterized in that institute
The bottom inner portion for stating limited post (13) is provided with limiting fixing mechanism (10), and the limiting fixing mechanism (10) includes limit storage
Slot (1001), positioning plate (1002), limit telescopic column (1003) and reset spring (1004)；
The bottom inner portion of the limited post (13) offers limit accommodating groove (1001), the bottom end of limit accommodating groove (1001)
Inner wall is equipped with positioning plate (1002), and the both ends of the positioning plate (1002) are symmetrically fixedly installed with limit telescopic column (1003),
Reset spring (1004) are connected on the outside of the limit telescopic column (1003).
9. a kind of civil engineering fixture for the anti-bias of tension test, feature according to claim 3 or 8 exist
In the other end of the limit telescopic column (1003) is fixedly connected with spacing block set (14), and spacing block set (14) and limited post
(13) junction is provided with sealing ring.
10. a kind of civil engineering fixture for the anti-bias of tension test according to claim 1, which is characterized in that
The bottom end inner wall of the limit hole (4) is provided with anti-jamming mechanism (11), the anti-jamming mechanism (11) include anti-blocking pedestal (1101),
Anti-blocking telescopic mast (1102), anti-clogging spring (1103), anti-blocking plug (1104) and limiting groove (1105)；
The bottom end inner wall insertion of the limit hole (4) is equipped with anti-blocking pedestal (1101), the top of the anti-blocking pedestal (1101)
Insertion is equipped with anti-blocking telescopic mast (1102), is connected with anti-clogging spring (1103), institute on the outside of the anti-blocking telescopic mast (1102)
The top for stating anti-blocking telescopic mast (1102) is fixedly connected with anti-blocking plug (1104), and one end inner wall of the limit hole (4) is uniform
Offer limiting groove (1105).
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| CN201910116660.9A CN109655332B (en) | 2019-02-15 | 2019-02-15 | Be used for tensile test to prevent eccentric anchor clamps for civil engineering |
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| CN201910116660.9A CN109655332B (en) | 2019-02-15 | 2019-02-15 | Be used for tensile test to prevent eccentric anchor clamps for civil engineering |
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| CN109655332A true CN109655332A (en) | 2019-04-19 |
| CN109655332B CN109655332B (en) | 2021-07-09 |
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| CN201910116660.9A Expired - Fee Related CN109655332B (en) | 2019-02-15 | 2019-02-15 | Be used for tensile test to prevent eccentric anchor clamps for civil engineering |
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| CN110987656A (en) * | 2019-12-13 | 2020-04-10 | 西安航空职业技术学院 | Bending stress detection device for composite material inspection |
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| CN111855415A (en) * | 2020-08-24 | 2020-10-30 | 中国科学院地质与地球物理研究所 | Rotatable double-deck board tensile test device |
| CN112665975A (en) * | 2019-10-16 | 2021-04-16 | 怀化珠华制造有限公司 | Tensile experiment anchor clamps subassembly |
| CN114279821A (en) * | 2021-12-01 | 2022-04-05 | 芜湖好得利环保科技有限公司 | A integration testing arrangement for recycle bag tensile strength |
| CN116754378A (en) * | 2023-07-18 | 2023-09-15 | 杭州泰妍流体科技有限公司 | Rubber ring strength detection device with biaxial stretching mechanism |
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| CN109655332B (en) | 2021-07-09 |
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