CN210347321U - Geosynthetic material developments are cuted and are drawn tester - Google Patents
Geosynthetic material developments are cuted and are drawn tester Download PDFInfo
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- CN210347321U CN210347321U CN201921229259.8U CN201921229259U CN210347321U CN 210347321 U CN210347321 U CN 210347321U CN 201921229259 U CN201921229259 U CN 201921229259U CN 210347321 U CN210347321 U CN 210347321U
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Abstract
The utility model discloses a geosynthetic material developments are cuted and are drawn tester mainly relates to test equipment technical field. Including the test bench, install the door type frame on the test bench, the downside of door type frame is equipped with box, lower box, the upside level of going up the box is equipped with the clamp plate, the stand sliding connection of clamp plate AND gate type frame, the top of clamp plate is equipped with first wedge, be equipped with the second wedge on the inclined plane of first wedge, the inclined plane of second wedge and the inclined plane sliding connection of first wedge, be equipped with the lead screw on the length direction of the crossbeam of door type frame in the door type frame, the one end of lead screw is connected with servo motor, the lead screw level runs through the second wedge, it has the screw that suits with the lead screw to inlay on the second wedge. The beneficial effects of the utility model reside in that: the displacement can be accurately controlled and collected, the manufacturing cost is low, and the test data can be more accurate.
Description
Technical Field
The utility model relates to a test equipment technical field specifically is a geosynthetic material developments are cuted and are drawn tester.
Background
The geosynthetic material is used as a novel building material, when the geosynthetic material is used, a composite system is formed by soil bodies buried in soil and around the soil, when the geosynthetic material deforms under the action of external load and self weight of the geosynthetic material, friction can occur along an interface of the geosynthetic material, the friction characteristic between the geosynthetic material and sandy soil is an important index in engineering application, and the geosynthetic material dynamic shear drawing tester simulates the process and is used for judging the friction characteristic of the geosynthetic material. The pressing mechanism of the upper box body of the existing geosynthetic material dynamic shearing and drawing tester is mostly driven by an air cylinder or two lead screws vertically arranged on two sides of a door-shaped frame, and when the air cylinder is adopted, the displacement is difficult to accurately control; when the two lead screws are adopted for driving, the synchronous rotation of the two lead screws is difficult to control, the requirement on the precision of the mounting positions of the nuts on the two lead screws is high, and the processing cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that exists among the prior art, provide one kind can be to displacement accurate control and collection, and the geosynthetic material dynamic shear that low in manufacturing cost draws the tester, can make test data more accurate.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
the utility model provides a geosynthetic material developments are cuted and are drawn tester, includes the test bench, installs the door type frame on the test bench, the downside of door type frame is equipped with box, lower box one side sets up translation drive arrangement, the upside level of going up the box is equipped with the clamp plate, the stand sliding connection of clamp plate and door type frame, the bottom of clamp plate is equipped with force cell sensor, the top of clamp plate is equipped with first wedge, one of them perpendicular and the clamp plate fixed connection of first wedge, be equipped with the second wedge on the inclined plane of first wedge, the inclined plane of second wedge and the inclined plane butt of first wedge, just the inclined plane of second wedge and the inclined plane sliding connection of first wedge, the crossbeam sliding connection of second wedge and door type frame, be equipped with the lead screw on the length direction of the crossbeam of door type frame in the door type frame, one end of the screw rod is connected with a servo motor, the screw rod horizontally penetrates through the second wedge-shaped block, and a nut matched with the screw rod is embedded in the second wedge-shaped block.
The quantity of first wedge is two, two first wedge symmetrical arrangement is at the top of clamp plate, the lead screw divide into left part lead screw, right part lead screw, the rotation of left part lead screw is opposite with the rotation of right part lead screw.
The inclined plane of the first wedge-shaped block is provided with a T-shaped sliding groove, and the inclined plane of the second wedge-shaped block is provided with a T-shaped sliding block matched with the T-shaped sliding groove.
The T-shaped sliding block comprises a connecting column connected with the second wedge-shaped block and a horizontal shaft connected with the connecting column, and a roller matched with the T-shaped sliding groove is arranged on the horizontal shaft.
Contrast prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a servo motor starts and can drives the lead screw and rotate, the lead screw rotates and can drive the second wedge along lead screw horizontal migration, in the time of second wedge horizontal migration, the second wedge slides along the inclined plane of first wedge, the second wedge gives the decurrent pressure of first wedge, make first wedge downstream, the clamp plate moves down along with first wedge, adopt a horizontally lead screw can accomplish the required decurrent displacement of test, moreover, the steam generator is simple in structure, low in manufacturing cost, the required accuracy of precision to each part mounted position is low, can be to displacement accurate control and collection, can make test data more accurate.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view showing the internal structure of the gate frame in embodiment 1;
FIG. 3 is a schematic view showing the internal structure of a gate frame in embodiment 2;
fig. 4 is a schematic view of a connection structure of a first wedge block and a second wedge block;
FIG. 5 is a schematic structural diagram of a T-shaped slider.
The reference numbers in the drawings:
1. a test bed; 2. a gate frame; 3. an upper box body; 4. a lower box body; 5. a translation drive device; 6. pressing a plate; 7. a force sensor; 8. a first wedge block; 9. a second wedge block; 10. a lead screw; 11. a servo motor; 12. a T-shaped chute; 13. a T-shaped slider; 14. connecting columns; 15. a horizontal axis; 16. and a roller.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
Geosynthetic material developments are cuted and are drawn tester, including test bench 1, install door type frame 2 on test bench 1, door type frame 2's downside is equipped with box 3, lower box 4, 4 one side of box sets up translation drive arrangement 5 down, the upside level of going up box 3 is equipped with clamp plate 6, clamp plate 6 and door type frame 2's stand sliding connection, clamp plate 6 can slide from top to bottom in door type frame 2. The bottom of clamp plate 6 is equipped with force cell 7, the top of clamp plate 6 is equipped with first wedge 8, one of them perpendicular and the clamp plate 6 fixed connection of first wedge 8, be equipped with second wedge 9 on the inclined plane of first wedge 8, the inclined plane of second wedge 9 and the inclined plane butt of first wedge 8, just the inclined plane of second wedge 9 and the inclined plane sliding connection of first wedge 8, second wedge 9 can slide along the inclined plane of first wedge 8. The second wedge-shaped block 9 is connected with a cross beam of the door-shaped frame 2 in a sliding mode, and the second wedge-shaped block 9 can slide horizontally in the door-shaped frame 2. Be equipped with lead screw 10 on the length direction of the crossbeam of door type frame 2 in the door type frame 2, the one end of lead screw 10 is connected with servo motor 11, lead screw 10 level runs through second wedge 9, it has the screw that suits with lead screw 10 to inlay on the second wedge 9. The utility model discloses a servo motor 11 starts and to drive lead screw 10 and rotate, lead screw 10 rotates and to drive second wedge 9 along lead screw 10 horizontal migration, in the time of 9 horizontal migration of second wedge, second wedge 9 slides along first wedge 8's inclined plane, second wedge 9 gives first wedge 8 decurrent pressure, make first wedge 8 downstream, clamp plate 6 is along with first wedge 8 downstream, adopt a horizontally lead screw 10 can accomplish the required decurrent displacement of test, moreover, the steam generator is simple in structure, the manufacturing cost is low, the required precision to each part mounted position is low, can be to displacement accurate control and collection, can make test data more accurate.
In order to improve the stability that the clamp plate moved down, the quantity of first wedge 8 is two, two first wedge 8 symmetrical arrangement is at the top of clamp plate 6, lead screw 10 divide into left part lead screw, right part lead screw, the direction of turning of left part lead screw is opposite with the direction of turning of right part lead screw.
For convenience of use, the first wedge block can be ensured to move upwards, a T-shaped sliding groove 12 is formed in the inclined surface of the first wedge block 8, and a T-shaped sliding block 13 matched with the T-shaped sliding groove 12 is arranged on the inclined surface of the second wedge block 9.
In order to reduce the friction between the first wedge-shaped block and the second wedge-shaped block and reduce the energy consumption, the T-shaped sliding block 13 comprises a connecting column 14 connected with the second wedge-shaped block 9 and a horizontal shaft 15 connected with the connecting column 14, and a roller 16 adapted to the T-shaped sliding groove 12 is arranged on the horizontal shaft 15.
Example (b):
example 1: geosynthetic material developments are cuted and are drawn tester, including test bench 1, install door type frame 2 on test bench 1, door type frame 2's downside is equipped with box 3, lower box 4, 4 one side of box sets up translation drive arrangement 5 down, and the one end that translation drive arrangement 5 was kept away from to test bench 1 is equipped with stop gear, and above-mentioned structure all can adopt current tester structure, the utility model discloses only be the improvement of pressing down the structure work directly over last box, the concrete structure of pressing down the structure as follows: go up the upside level of box 3 and be equipped with clamp plate 6, the both ends of clamp plate 6 all are equipped with first slider, the inboard of the stand of door type frame 2 is equipped with the first slide rail that suits with first slider, and clamp plate 6 can slide from top to bottom in door type frame 2. Force cell sensor 7 is installed to the bottom of clamp plate 6, the top of clamp plate 6 is equipped with first wedge 8, one of them perpendicular and the clamp plate 6 fixed connection of first wedge 8, first wedge 8 passes through the hexagon socket head cap screw to be fixed on clamp plate 6. Be equipped with second wedge 9 on the inclined plane of first wedge 8, the inclined plane of second wedge 9 and the inclined plane butt of first wedge 8, just the inclined plane of second wedge 9 and the inclined plane sliding connection of first wedge 8, second wedge 9 can slide along the inclined plane of first wedge 8. A T-shaped sliding groove 12 is formed in the inclined surface of the first wedge-shaped block 8, and a T-shaped sliding block 13 adapted to the T-shaped sliding groove 12 is formed in the inclined surface of the second wedge-shaped block 9, so that the second wedge-shaped block 9 drives the first wedge-shaped block 8 to move up and down, as shown in fig. 2, when the second wedge-shaped block 9 moves left, the first wedge-shaped block 8 moves down; when the second wedge-shaped block 9 moves rightwards, the first wedge-shaped block 8 can be driven to move upwards. In order to reduce the friction between the first wedge-shaped block and the second wedge-shaped block and reduce the energy consumption, the T-shaped sliding block 13 comprises a connecting column 14 connected with the second wedge-shaped block 9 and a horizontal shaft 15 connected with the connecting column 14, and a roller 16 adapted to the T-shaped sliding groove 12 is arranged on the horizontal shaft 15. The second wedge-shaped block 9 is connected with the cross beam of the door-shaped frame 2 in a sliding mode, a second sliding block is arranged at the top of the second wedge-shaped block 9, a second linear sliding rail is arranged at the bottom of the cross beam of the door-shaped frame 2 and fixed on the cross beam through an inner hexagonal screw, and the second wedge-shaped block 9 can slide horizontally in the door-shaped frame 2. Be equipped with lead screw 10 on the length direction of the crossbeam of door type frame 2 in the door type frame 2, the one end of lead screw 10 is connected with servo motor 11, lead screw 10 level runs through second wedge 9, it has the screw that suits with lead screw 10 to inlay on the second wedge 9. The utility model discloses a servo motor 11 starts and to drive lead screw 10 and rotate, lead screw 10 rotates and to drive second wedge 9 along lead screw 10 horizontal migration, in the time of 9 horizontal migration of second wedge, second wedge 9 slides along first wedge 8's inclined plane, second wedge 9 gives first wedge 8 decurrent pressure, make first wedge 8 downstream, clamp plate 6 is along with first wedge 8 downstream, adopt a horizontally lead screw 10 can accomplish the required decurrent displacement of test, moreover, the steam generator is simple in structure, the manufacturing cost is low, the required precision to each part mounted position is low, can be to displacement accurate control and collection, can make test data more accurate.
Example 2: this embodiment has adopted two first wedge 8 on embodiment 1's basis, and other structures are the same with embodiment 1, specifically do, first wedge 8's quantity is two, two first wedge 8 symmetrical arrangement is at the top of clamp plate 6, and a left side is right, can improve the stability that clamp plate 6 reciprocated, lead screw 10 divide into left part lead screw, right part lead screw, the turning round of left part lead screw is opposite with the turning round of right part lead screw, all inlays on every second wedge 9 and has the screw, and the screw on the left second wedge 9 corresponds left part lead screw, and the screw on the second wedge 9 on right side corresponds right part lead screw, and when servo motor 11 started, can drive two second wedges 9 and remove along different directions.
Claims (4)
1. The utility model provides a geosynthetic material developments are cuted and are drawn tester, includes test bench (1), installs door type frame (2) on test bench (1), the downside of door type frame (2) is equipped with box (3), lower box (4), box (4) one side sets up translation drive arrangement (5), its characterized in that down: the upside level of going up box (3) is equipped with clamp plate (6), the stand sliding connection of clamp plate (6) AND gate type frame (2), the bottom of clamp plate (6) is equipped with force cell sensor (7), the top of clamp plate (6) is equipped with first wedge (8), one of them perpendicular and clamp plate (6) fixed connection of first wedge (8), be equipped with second wedge (9) on the inclined plane of first wedge (8), the inclined plane of second wedge (9) and the inclined plane butt of first wedge (8), just the inclined plane of second wedge (9) and the inclined plane sliding connection of first wedge (8), the crossbeam sliding connection of second wedge (9) AND gate type frame (2), be equipped with lead screw (10) in gate type frame (2) along the length direction of the crossbeam of gate type frame (2), one end of the screw rod (10) is connected with a servo motor (11), the screw rod (10) horizontally penetrates through the second wedge-shaped block (9), and a nut matched with the screw rod (10) is embedded in the second wedge-shaped block (9).
2. The geosynthetic material dynamic shear pull tester of claim 1, wherein: the quantity of first wedge piece (8) is two, two first wedge piece (8) symmetrical arrangement is at the top of clamp plate (6), lead screw (10) are left part lead screw, right part lead screw, the direction of turning of left part lead screw is opposite with the direction of turning of right part lead screw.
3. The geosynthetic dynamic shear pull tester of claim 1 or 2, wherein: the wedge-shaped wedge is characterized in that a T-shaped sliding groove (12) is formed in the inclined surface of the first wedge-shaped block (8), and a T-shaped sliding block (13) matched with the T-shaped sliding groove (12) is arranged on the inclined surface of the second wedge-shaped block (9).
4. The geosynthetic dynamic shear pull tester of claim 3, wherein: t type slider (13) include spliced pole (14) be connected with second wedge (9), horizontal axis (15) be connected with spliced pole (14), be equipped with gyro wheel (16) that suit with T type spout (12) on horizontal axis (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921229259.8U CN210347321U (en) | 2019-07-31 | 2019-07-31 | Geosynthetic material developments are cuted and are drawn tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921229259.8U CN210347321U (en) | 2019-07-31 | 2019-07-31 | Geosynthetic material developments are cuted and are drawn tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210347321U true CN210347321U (en) | 2020-04-17 |
Family
ID=70216821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921229259.8U Active CN210347321U (en) | 2019-07-31 | 2019-07-31 | Geosynthetic material developments are cuted and are drawn tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210347321U (en) |
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2019
- 2019-07-31 CN CN201921229259.8U patent/CN210347321U/en active Active
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