CN206300845U - A kind of loess tensile strength test device - Google Patents
A kind of loess tensile strength test device Download PDFInfo
- Publication number
- CN206300845U CN206300845U CN201621389916.1U CN201621389916U CN206300845U CN 206300845 U CN206300845 U CN 206300845U CN 201621389916 U CN201621389916 U CN 201621389916U CN 206300845 U CN206300845 U CN 206300845U
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- clamping plate
- semi
- workbench
- plate
- loess
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Abstract
The utility model discloses a kind of loess tensile strength test device, including workbench, on workbench clamp tool, dynamic fixture and stretching device are set gradually by left-to-right, clamp has and move fixture includes symmetrically arranged upper semi-circle clevis plate and lower semi-circular clamping plate, arc clamping plate is set between upper semi-circle clevis plate and lower semi-circular clamping plate, the center of upper semi-circle clevis plate is spirally connected and holds out against stud, and lead column is set on arc clamping plate, and lead column is slidably connected with upper semi-circle clevis plate；Stretching device includes rigid rod, slipping block, leading screw, screw, the first rolling guide and motor, and force snesor is set on rigid rod, and displacement transducer and controller are additionally provided with workbench, and force snesor, displacement transducer, motor are connected with controller.The utility model is adapted to the loess sample of different-diameter, can improve the stability that sample is clamped by adjusting clamping degree, it is to avoid sample is slipped in drawing process, meanwhile, dismounting, installation loess sample are simple and convenient.
Description
Technical field
The utility model relates generally to strength of loess technical field of measurement and test, specifically a kind of loess tensile strength test dress
Put.
Background technology
The uniaxial tensile test for carrying out loess is a basic means for disclosing loess performance, and main tester has list
Axle stretching device, triaxial apparatus etc..Uniaxial stretching device is fairly simple, and cost is relatively low, the more commonly used.Drawn to loess experiment
When stretching experiment, can typically select to be made with different diameters than cylindrical sample, carry out multigroup experiment, due to diameter not
Together, it is impossible to use unified fixture, it is typically all in the prior art to be glued the surface of loess sample and jig plate using bonding agent
Connect, then stretched, the easy unsticking during stretching so that result of the test error is larger, easily influences final reality
Test data analysis.
Utility model content
In order to solve deficiency of the prior art, the utility model provides a kind of loess tensile strength test device, can be with
It is adapted to the loess sample of different-diameter, while the stability that sample is clamped can be improved by adjusting clamping degree, it is to avoid sample exists
Slipped in drawing process, meanwhile, dismounting, installation loess sample are simple and convenient.
The utility model to achieve the above object, is achieved through the following technical solutions：
A kind of loess tensile strength test device, including workbench, clamp is set gradually on the workbench by left-to-right
Tool, dynamic fixture and stretching device, the clamp has and move fixture includes symmetrically arranged upper semi-circle clevis plate and lower semi-circular
Clamping plate, the upper semi-circle clevis plate and lower semi-circular clamping plate are detachably connected, the upper semi-circle clevis plate and lower semi-circular clamping plate
Between arc clamping plate is set, the center of the upper semi-circle clevis plate is spirally connected and holds out against stud, described one end for holding out against stud and arc
Shape clamping plate rotates connection, and the other end for holding out against stud sets handle, and the handle is located at the outside of upper semi-circle clevis plate,
Lead column is set on the arc clamping plate, and the lead column is slidably connected with upper semi-circle clevis plate, and the lead column is passed
Semicircle clamping plate outside simultaneously sets limited block, and the bottom of the clamp tool sets the first of the lower semi-circular clamping plate of fixed clamp tool
Fixed block, the bottom of the dynamic fixture sets the second fixed block of the lower semi-circular clamping plate of fixed dynamic fixture, and described second fixes
Block is slidably connected with workbench；The stretching device includes rigid rod, slipping block, leading screw, screw, the first rolling guide and electricity
Machine, one end of the rigid rod is connected with the second fixed block, and the other end is connected with slipping block, and power sensing is set on the rigid rod
Device, the slipping block is installed on the first rolling guide and is slidably connected with the first rolling guide, and the slipping block is away from rigidity
One end of bar is fixedly connected with leading screw, and the screw is installed side on the table away from dynamic fixture and rotated with workbench and connects
Connect, the leading screw is threadedly coupled with screw, the motor is installed on workbench and is connected with screw；On the workbench
Displacement transducer and controller are additionally provided with, the motor, force snesor, displacement transducer are connected with controller.
It is slidably connected by the second rolling guide between second fixed block and workbench.
Workbench between the clamp tool, dynamic fixture is provided with the 3rd rolling guide.
The side of the upper semi-circle clevis plate and lower semi-circular clamping plate rotates connection, the upper semi-circle clevis plate, lower half circle
The opposite side of clevis plate extends radially outwardly to set respectively and connects the wing, the lower connection wing, between the upper connection wing, the lower connection wing
It is bolted.
The upper semi-circle clevis plate, the both sides of lower semi-circular clamping plate extend radially outwardly to set respectively and connect the wing, lower company
The wing is connect, is bolted between the upper connection wing, the lower connection wing.
Prior art is contrasted, the utility model beneficial effect is：
1st, the utility model is adapted to the loess sample of different-diameter, while can improve sample by adjusting clamping degree
The stability of clamping, it is to avoid sample is slipped in drawing process, can also be in the inner side of arc clamping plate and lower semi-circular clamping plate
Inner side smear conventional reagent Nian Jie with loess sample, improve drawing stability, meanwhile, dismounting, installation loess sample are equal
It is simple and convenient.
2nd, it is slidably connected by the second rolling guide between the second fixed block and workbench, reduces force of sliding friction, is reduced
Test error.
3rd, the workbench between clamp tool, dynamic fixture is provided with the 3rd rolling guide, is clamped between clamp tool, dynamic fixture
After loess sample, the setting of the 3rd rolling guide is easy to loess sample to be slidably connected with the 3rd rolling guide.
4th, the side of upper semi-circle clevis plate and lower semi-circular clamping plate rotates connection, upper semi-circle clevis plate, lower semi-circular clamping plate
Opposite side extend radially outwardly respectively setting on connect the wing, the lower connection wing, between the upper connection wing, the lower connection wing by bolt connect
Connect, be easy to the installation of loess sample, it is simple and convenient.
5th, upper semi-circle clevis plate, the both sides of lower semi-circular clamping plate to extend radially outwardly connect the wing, lower connection in setting respectively
The wing, is bolted between the upper connection wing, the lower connection wing, is easy to the installation of loess sample, simple and convenient.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is vertical view figure structure schematic representation of the present utility model.
Accompanying drawing 3 is the structural representation of clamp tool.
Accompanying drawing 4 is the structural representation of fixture.
Accompanying drawing 5 is the structural representation of screw.
Label shown in accompanying drawing：1st, workbench；2nd, clamp tool；20th, the first fixed block；21st, upper semi-circle clevis plate；22nd, under
Semicircle clamping plate；23rd, arc clamping plate；24th, stud is held out against；25th, lead column；26th, limited block；27th, the upper connection wing；28th, lower company
Connect the wing；29th, handle；3rd, fixture is moved；30th, the second fixed block；31st, rigid rod；32nd, slipping block；33rd, leading screw；34th, screw；35th,
One rolling guide；36th, motor；37th, force snesor；38th, fixed seat；39th, first gear；40th, second gear；4th, the second rolling is led
Rail；5th, the 3rd rolling guide；6th, controller；7th, displacement transducer；8th, loess sample.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading the utility model instruction
Content after, those skilled in the art can make various changes or modifications to the utility model, and these equivalent form of values equally fall
In in scope defined herein.
A kind of loess tensile strength test device, including workbench 1, are determined on the workbench 1 by left-to-right setting gradually
Fixture 2, dynamic fixture 3 and stretching device.The clamp tool 2 and dynamic fixture 3 include the symmetrically arranged He of upper semi-circle clevis plate 21
Lower semi-circular clamping plate 22, the upper semi-circle clevis plate 21 and lower semi-circular clamping plate 22 are detachably connected, and are easy to the peace of loess sample 8
Dress is fixed.Arc clamping plate 23, the upper semi-circle clevis are set between the upper semi-circle clevis plate 21 and lower semi-circular clamping plate 22
The center of plate 21 is spirally connected and holds out against stud 24, and described one end for holding out against stud 24 rotates with arc clamping plate 23 and is connected, described to hold out against
The other end of stud 24 sets handle 29, and the handle 29 is located at the outside of upper semi-circle clevis plate 21, and stud is held out against by rotating
The position of 24 regulation arc clamping plates 23, consequently facilitating clamping the loess sample of different-diameter.Set on the arc clamping plate 23
Lead column 25 is put, the lead column 25 is slidably connected with upper semi-circle clevis plate 21, guide-localization is played in the setting of lead column 25
Effect, prevents arc clamping plate 23 from being rotated during movement, so as to avoid that loess sample 8 is caused to damage.The guiding
Post 25 passes the outside of upper semi-circle clevis plate 21 and sets limited block 26, and the setting of limited block 26 can avoid arc clamping plate 23 from moving
Lead column 25 passes upper semi-circle clevis plate 21 during dynamic.The bottom of the clamp tool 2 sets the lower semi-circular of fixed clamp tool 2
First fixed block 20 of clamping plate 22, the bottom of the dynamic fixture 3 sets the second of the fixed lower semi-circular clamping plate 22 for moving fixture 3 and consolidates
Determine block 30, second fixed block 30 is slidably connected with workbench 1.The stretching device includes rigid rod 31, slipping block 32, silk
Thick stick 33, screw 34, the first rolling guide 35 and motor 36, one end of the rigid rod 31 is connected with the second fixed block 30, another
End is connected with slipping block 32, and force snesor 37 is set on the rigid rod 31, and the slipping block 32 is installed on the first rolling guide
It is slidably connected on 35 and with the first rolling guide 35, the slipping block 32 is fixed with leading screw 33 away from one end of rigid rod 31 and connected
Connect, the screw 34 be arranged on workbench 1 on away from dynamic fixture 3 side and with workbench 1 rotate be connected, the leading screw 33 and
Screw 34 is threadedly coupled, and the motor 36 is installed on workbench 1 and is connected with screw 34.Peace is set on workbench 1
Dress seat 38, sets screw 34 in mounting seat 38, rotated by bearing between screw 34 and mounting seat and connected, in screw 34 away from peace
The side for filling seat 38 sets first gear 39, the second gear that setting is meshed with first gear 39 on the output shaft of motor 36
40, then screw 34 can be driven to rotate by the operation of motor 36, screw 34 is rotated and drives slipping block 32 to move, so that
Pull dynamic fixture 3 to move, realize stretch function.The workbench 1 is additionally provided with displacement transducer 7 and controller 6, the motor
36th, force snesor 37, displacement transducer 7 are connected with controller 6.Controller 6 is the conventional control in existing drawing mechanism
Device 6, is provided with the information of data collecting card, collection pulling force and displacement in controller 6, and chain of command is provided with controller 6
Plate, sets the button of the operation of controlled motor 36 and the display screen of display pulling force and displacement information on control panel.Tested
When, the speed of service of motor 36 can be set by controller 6, you can with restrained stretching speed, in process of the test, controller 6
Interior data collecting card is by displacement transducer 17, the Real-time Collection of force snesor 37 and preserves measured value.
When using the utility model, open clamp and have 2 and dynamic fixture 3, loess sample is placed wherein, it is fixed then to close
Fixture 2 and dynamic fixture 3 and the position clamping loess sample by adjusting arc clamping plate 23, are adapted to the examination of different-diameter
Sample, while the stability that sample is clamped can be improved by adjusting clamping degree, it is to avoid sample is slipped in drawing process, while can be with
The conventional reagent Nian Jie with loess sample is smeared in the inner side of the inner side of arc clamping plate 23 and lower semi-circular clamping plate 22, is improved
Drawing stability.When being tested, the speed of service of motor 36 can be set by controller 6, you can with restrained stretching speed
Rate, in process of the test, the data collecting card in controller 6 passes through displacement transducer 17, the Real-time Collection of force snesor 37 and preserves
Measured value.
Further, it is slidably connected by the second rolling guide 4 between second fixed block 30 and workbench 1, is reduced
Force of sliding friction, reduces test error.
Further, the workbench 1 between the clamp tool 2, dynamic fixture 3 is provided with the 3rd rolling guide 5.In clamp tool
2nd, after clamping loess sample between dynamic fixture 3, the setting of the 3rd rolling guide 5 is easy to loess sample to be slided with the 3rd rolling guide 5
Dynamic connection.
Further, the side of the upper semi-circle clevis plate 21 and lower semi-circular clamping plate 22 rotates connection, the upper semi-circle
Clevis plate 21, the opposite side of lower semi-circular clamping plate 22 extend radially outwardly to set respectively and connect the wing 27, the lower connection wing 28, described
It is bolted between the upper connection wing 27, the lower connection wing 28, is easy to the installation of loess sample, it is simple and convenient.
Further, the both sides of the upper semi-circle clevis plate 21, lower semi-circular clamping plate 22 extend radially outwardly setting respectively
The upper connection wing 27, the lower connection wing 28, are bolted between the upper connection wing 27, the lower connection wing 28, are easy to loess sample
Installation, it is simple and convenient.
Embodiment
A kind of loess tensile strength test device, including workbench 1, are determined on the workbench 1 by left-to-right setting gradually
Fixture 2, dynamic fixture 3 and stretching device.The clamp tool 2 and dynamic fixture 3 include the symmetrically arranged He of upper semi-circle clevis plate 21
Lower semi-circular clamping plate 22, the upper semi-circle clevis plate 21 and lower semi-circular clamping plate 22 are detachably connected.The upper half of the clamp tool 2
The side of circular clamping plate 21 and lower semi-circular clamping plate 22 rotates connection, the upper semi-circle clevis plate 21, lower semi-circular of the clamp tool 2
The opposite side of clamping plate 22 extends radially outwardly to set respectively and connects the wing 27, the lower connection wing 28, the upper connection wing 27, lower connection
It is bolted between the wing 28.The both sides difference of the upper semi-circle clevis plate 21, lower semi-circular clamping plate 22 of the dynamic fixture 3 is radially
Stretching out the wing 27, the lower connection wing 28 of connected on setting, and is bolted between the upper connection wing 27, the lower connection wing 28.
Arc clamping plate 23, institute are respectively provided between clamp tool 2, the upper semi-circle clevis plate 21 of dynamic fixture 3 and lower semi-circular clamping plate 22
The center for stating upper semi-circle clevis plate 21 is spirally connected and holds out against stud 24, and described one end for holding out against stud 24 rotates with arc clamping plate 23 and connects
Connect, the other end for holding out against stud 24 sets handle 29, and the handle 29 is located at the outside of upper semi-circle clevis plate 21.The arc
Lead column 25 is set on shape clamping plate 23, and the lead column 25 is slidably connected with upper semi-circle clevis plate 21, and the lead column 25 is worn
Go out the outside of upper semi-circle clevis plate 21 and limited block 26 is set.The bottom of the clamp tool 2 sets the lower semi-circular of fixed clamp tool 2
First fixed block 20 of clamping plate 22, the bottom of the dynamic fixture 3 sets the second of the fixed lower semi-circular clamping plate 22 for moving fixture 3 and consolidates
Determine block 30, be slidably connected by the second rolling guide 4 between second fixed block 30 and workbench 1.The clamp has 2, moves
Workbench 1 between fixture 3 is provided with the 3rd rolling guide 5.The stretching device includes rigid rod 31, slipping block 32, leading screw
33rd, screw 34, the first rolling guide 35 and motor 36, one end of the rigid rod 31 are connected with the second fixed block 30, the other end
It is connected with slipping block 32, force snesor 37 is set on the rigid rod 31, the slipping block 32 is installed on the first rolling guide 35
It is slidably connected above and with the first rolling guide 35, the slipping block 32 is fixedly connected away from one end of rigid rod 31 with leading screw 33,
The screw 34 is arranged on workbench 1 side away from dynamic fixture 3 and is rotated with workbench 1 and is connected, the leading screw 33 and silk
Female 34 are threadedly coupled, and the motor 36 is installed on workbench 1 and is connected with screw 34.The workbench 1 is additionally provided with position
Displacement sensor 7 and controller 6, the motor 36, force snesor 37, displacement transducer 7 are connected with controller 6.The present embodiment
Beneficial effect be：The loess sample of different-diameter is adapted to, while sample clamping can be improved by adjusting clamping degree
Stability, it is to avoid sample is slipped in drawing process, meanwhile, dismounting, install loess sample it is simple and convenient.
Claims (5)
1. a kind of loess tensile strength test device, including workbench (1), is set gradually on the workbench (1) by left-to-right
Clamp tool (2), dynamic fixture (3) and stretching device, it is characterized in that：Clamp tool (2) and dynamic fixture (3) include being symmetrical arranged
Upper semi-circle clevis plate (21) and lower semi-circular clamping plate (22), the upper semi-circle clevis plate (21) and lower semi-circular clamping plate (22) can
Dismounting connection, between the upper semi-circle clevis plate (21) and lower semi-circular clamping plate (22) setting arc clamping plate (23), it is described on
The center of semicircle clamping plate (21) is spirally connected and holds out against stud (24), and described one end for holding out against stud (24) turns with arc clamping plate (23)
Dynamic connection, the other end for holding out against stud (24) sets handle (29), and the handle (29) is positioned at upper semi-circle clevis plate (21)
Outside, lead column (25) is set on the arc clamping plate (23), the lead column (25) and upper semi-circle clevis plate (21) are sliding
Dynamic connection, the lead column (25) passes upper semi-circle clevis plate (21) outside and sets limited block (26), clamp tool (2)
Bottom sets first fixed block (20) of the lower semi-circular clamping plate (22) of fixed clamp tool (2), and the bottom of the dynamic fixture (3) sets
Put second fixed block (30) of the lower semi-circular clamping plate (22) of fixed dynamic fixture (3), second fixed block (30) and workbench
(1) it is slidably connected；The stretching device includes that rigid rod (31), slipping block (32), leading screw (33), screw (34), first roll
Guide rail (35) and motor (36), one end of the rigid rod (31) are connected with the second fixed block (30), the other end and slipping block
(32) connect, force snesor (37) is set on the rigid rod (31), the slipping block (32) is installed on the first rolling guide
(35) it is slidably connected on and with the first rolling guide (35), the one end and leading screw of the slipping block (32) away from rigid rod (31)
(33) it is fixedly connected, side of the screw (34) on workbench (1) away from dynamic fixture (3) simultaneously turns with workbench (1)
Dynamic connection, the leading screw (33) is threadedly coupled with screw (34), and the motor (36) is installed on workbench (1) and and screw
(34) it is connected；Displacement transducer (7) and controller (6) are additionally provided with the workbench (1), the motor (36), power are passed
Sensor (37), displacement transducer (7) are connected with controller (6).
2. a kind of loess tensile strength test device according to claim 1, it is characterized in that：Second fixed block (30)
It is slidably connected by the second rolling guide (4) between workbench (1).
3. a kind of loess tensile strength test device according to claim 1, it is characterized in that：Clamp tool (2), dynamic folder
Workbench (1) between tool (3) is provided with the 3rd rolling guide (5).
4. a kind of loess tensile strength test device according to claim 1, it is characterized in that：The upper semi-circle clevis plate
And the side of lower semi-circular clamping plate (22) rotates connection, the upper semi-circle clevis plate (21), lower semi-circular clamping plate (22) (21)
Opposite side extends radially outwardly to set respectively and connects the wing (27), the lower connection wing (28), the upper connection wing (27), the lower connection wing
(28) it is bolted between.
5. a kind of loess tensile strength test device according to claim 1, it is characterized in that：The upper semi-circle clevis plate
(21), the both sides of lower semi-circular clamping plate (22) extend radially outwardly respectively setting on connect the wing (27), it is lower connection the wing (28), it is described
It is bolted between the upper connection wing (27), the lower connection wing (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389916.1U CN206300845U (en) | 2016-12-16 | 2016-12-16 | A kind of loess tensile strength test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389916.1U CN206300845U (en) | 2016-12-16 | 2016-12-16 | A kind of loess tensile strength test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206300845U true CN206300845U (en) | 2017-07-04 |
Family
ID=59214297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621389916.1U Expired - Fee Related CN206300845U (en) | 2016-12-16 | 2016-12-16 | A kind of loess tensile strength test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206300845U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462469A (en) * | 2017-09-08 | 2017-12-12 | 山西省交通科学研究院 | A kind of slope soil tensile strength on-site testing device and method of testing |
| CN107917842A (en) * | 2018-01-04 | 2018-04-17 | 广东东箭汽车科技股份有限公司 | A kind of test equipment for automobile power back door electric pole |
| CN110082208A (en) * | 2019-05-14 | 2019-08-02 | 中国石油大学(北京) | Miniature SMA comprehensive characteristic test device |
| CN113588423A (en) * | 2021-08-30 | 2021-11-02 | 石家庄铁道大学 | Soil body stretching and compressing coupling test device and soil body stretching and compressing coupling test method |
-
2016
- 2016-12-16 CN CN201621389916.1U patent/CN206300845U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462469A (en) * | 2017-09-08 | 2017-12-12 | 山西省交通科学研究院 | A kind of slope soil tensile strength on-site testing device and method of testing |
| CN107917842A (en) * | 2018-01-04 | 2018-04-17 | 广东东箭汽车科技股份有限公司 | A kind of test equipment for automobile power back door electric pole |
| CN107917842B (en) * | 2018-01-04 | 2024-05-28 | 广东东箭汽车科技股份有限公司 | Test equipment for electric tail gate pole of automobile |
| CN110082208A (en) * | 2019-05-14 | 2019-08-02 | 中国石油大学(北京) | Miniature SMA comprehensive characteristic test device |
| CN113588423A (en) * | 2021-08-30 | 2021-11-02 | 石家庄铁道大学 | Soil body stretching and compressing coupling test device and soil body stretching and compressing coupling test method |
| CN113588423B (en) * | 2021-08-30 | 2023-08-15 | 石家庄铁道大学 | Soil body stretching compression coupling test device and soil body stretching compression coupling test method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170704 Termination date: 20171216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |