CN204479405U - A kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument - Google Patents
A kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument Download PDFInfo
- Publication number
- CN204479405U CN204479405U CN201520194072.4U CN201520194072U CN204479405U CN 204479405 U CN204479405 U CN 204479405U CN 201520194072 U CN201520194072 U CN 201520194072U CN 204479405 U CN204479405 U CN 204479405U
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- CN
- China
- Prior art keywords
- top board
- utm
- test
- base plate
- right cylinder
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Abstract
The utility model belongs to clamps technical field, discloses a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument.This fixture comprises base plate, top board, two guide rods; Described base plate is fixed on UTM test instrument worktable, and described two guide rods symmetry is fixed on the both sides of base plate, and each guide rod runs through and has volute spring, the symmetria bilateralis of described top board is provided with two through holes, and described two guide rod correspondences run through two through holes; The center of the bottom surface of described top board is provided with top board, and the bottom surface of described top board is set to arc-shaped, and the upper end face of described base plate is provided with lower platen, and the center of the upper end face of described lower platen is set to the arc-shaped corresponding with described top board.This clamp structure is simple, be easy to processing, easy to use.
Description
Technical field
The utility model belongs to clamps technical field, particularly a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument.
Background technology
The diametral compression test of right cylinder test specimen is the main method of research pavement material torture test; But, be limited to the difference of the structure of different tests instrument, the difference of sample dimensions, existing UTM test instrument does not provide the right cylinder splitting fatigue matched with it test fixture, therefore invents a kind of right cylinder test specimen splitting fatigue test fixture being applicable to UTM test instrument very necessary.
Utility model content
The purpose of this utility model is to provide a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument, and this clamp structure is simple, be easy to processing, easy to use.
For reaching above-mentioned technical purpose, the utility model adopts following technical scheme to be achieved.
For a right cylinder test specimen splitting fatigue test fixture for UTM test instrument, it is characterized in that, comprise base plate, top board, two guide rods; Described base plate is fixed on UTM test instrument worktable, and described two guide rods symmetry is fixed on the both sides of base plate, and each guide rod runs through and has volute spring, the symmetria bilateralis of described top board is provided with two through holes, and described two guide rod correspondences run through two through holes; The center of the bottom surface of described top board is provided with top board, and the bottom surface of described top board is set to arc-shaped, and the upper end face of described base plate is provided with lower platen, and the center of the upper end face of described lower platen is set to the arc-shaped corresponding with described top board.
Feature and further improvement of the technical program are:
The bottom surface of described base plate is provided with backstay, and described backstay inserts in the pilot hole on UTM test instrument worktable.
The center of the upper end face of described top board is provided with connecting link, and the upper end of described connecting link is set to ball-and-socket shape.
The bottom surface of described top board is provided with the guide cylinder coordinated with described guide rod.
The upper end of described guide rod is set to hemispherical.
Right cylinder test specimen splitting fatigue test fixture for UTM test instrument of the present utility model, during use, right cylinder test specimen is clipped between top board and lower platen, top board and lower platen are set to arc-shaped can guarantee that test specimen and fixture are fitted completely, improves the accuracy of test; Avoid the shock between fixture top plate and base plate at the right cylinder test specimen volute spring destroyed on moment guide pole, to fixture, there is protective effect; This clamp structure is simple, be easy to processing, easy to use.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the perspective view of a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument of the present utility model;
In figure: 1, base plate; 2, top board; 3, guide rod; 4, volute spring; 5, lower platen; 6, connecting link; 7, guide cylinder; 8, right cylinder test specimen; 9, screw hole.
Embodiment
With reference to Fig. 1, it is the structural representation of a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument of the present utility model; This fixture comprises base plate 1, top board 2, two guide rods 3; Base plate 1 is fixed on UTM test instrument worktable, two guide rod 3 symmetries are fixed on the both sides of base plate 1, each guide rod 3 runs through and has volute spring 4, avoid the shock between fixture top plate 2 and base plate 1 at right cylinder test specimen 8 volute spring 4 destroyed on moment guide rod 3, to fixture, there is protective effect; The symmetria bilateralis of top board 2 is provided with two through holes, and two guide rod 3 correspondences run through two through holes, and guide rod 3 plays guide effect, prevents the skew of base plate 1 and top board 2; The center of the bottom surface of top board 2 is provided with top board, the bottom surface of top board is set to arc-shaped, the center position of the upper end face of base plate 1 is provided with lower platen 5, the center of the upper end face of lower platen 5 is set to the arc-shaped corresponding with top board, during use, right cylinder test specimen 8 is clipped between top board and lower platen 5, top board and lower platen 5 are set to arc-shaped can guarantee that test specimen and fixture are fitted completely, improves the accuracy of test.
Wherein, the bottom surface of base plate 1 is provided with backstay, and backstay inserts in the pilot hole on UTM test instrument worktable, can accurately locate base plate.
Wherein, the center of the upper end face of top board 2 is provided with connecting link 6, and the upper end of connecting link 6 is set to ball-and-socket shape, conveniently coordinates with the tup of UTM test instrument.
Wherein, the bottom surface of top board 2 is provided with the guide cylinder coordinated with described guide rod 3.
Wherein, the upper end of guide rod 3 is set to hemispherical, hurts staff and instrument when avoiding guide rod 3 to stretch out.
Preferred physical dimension is as follows:
Base plate 1: long 300mm, wide 50mm, thick 25mm.
Top board 2: long 260mm, wide 50mm, thick 25mm.
The ball-and-socket of connecting link 6 upper end: diameter 20mm, dark 10mm.
Guide cylinder 7: internal diameter 16mm, external diameter 20mm, long 45mm.
Guide rod 3: long 180mm, diameter 14mm.
Backstay: long 5mm, diameter 5mm, and be positioned at base plate center position.
Volute spring 4: when test specimen is arranged on until damage moment on fixture, volute spring 4 does not contact with guide cylinder 7 edge.
Lower platen 5: arc length 10mm, length is 160mm, and radian is
and lower platen 5 center and backstay center superposition.
The use procedure of this fixture is as follows:
1, the backstay on clamp bottom board is inserted in the pilot hole on UTM test instrument worktable, and screw is inserted in two screw holes 9 on base plate 1, then tighten screw and make it be fixed on UTM test instrument worktable.
2, right cylinder test specimen is placed between the top board of fixture and lower platen 5, test specimen and top board and lower platen 5 are fitted completely.
3, the decline of UTM test instrument tup is fitted with the upper end of the connecting link 6 on fixture top plate 2, in UTM test instrument, input test parameters, start instrument, start test.
Right cylinder test specimen splitting fatigue test fixture for UTM test instrument of the present utility model, during use, right cylinder test specimen is clipped between top board and lower platen 5, top board and lower platen 5 are set to arc-shaped can guarantee that test specimen and fixture are fitted completely, improves the accuracy of test; Avoid the shock between fixture top plate 2 and base plate 4 at the right cylinder test specimen volute spring 4 destroyed on moment guide pole, to fixture, there is protective effect; This clamp structure is simple, be easy to processing, easy to use.
Although be below described embodiment of the present utility model by reference to the accompanying drawings, but the utility model is not limited to above-mentioned specific embodiments and applications field, above-mentioned specific embodiments is only schematic, guiding, instead of restrictive.Those of ordinary skill in the art is under the enlightenment of instructions, and when not departing from the scope that the utility model claim is protected, can also make a variety of forms, these all belong to the row of the utility model protection.
Claims (5)
1. for a right cylinder test specimen splitting fatigue test fixture for UTM test instrument, it is characterized in that, comprise base plate, top board, two guide rods; Described base plate is fixed on UTM test instrument worktable, and described two guide rods symmetry is fixed on the both sides of base plate, and each guide rod runs through and has volute spring, the symmetria bilateralis of described top board is provided with two through holes, and described two guide rod correspondences run through two through holes; The center of the bottom surface of described top board is provided with top board, and the bottom surface of described top board is set to arc-shaped, and the upper end face of described base plate is provided with lower platen, and the center of the upper end face of described lower platen is set to the arc-shaped corresponding with described top board.
2. a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument according to claim 1, it is characterized in that, the bottom surface of described base plate is provided with backstay, and described backstay inserts in the pilot hole on UTM test instrument worktable.
3. a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument according to claim 1, it is characterized in that, the center of the upper end face of described top board is provided with connecting link, and the upper end of described connecting link is set to ball-and-socket shape.
4. a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument according to claim 1, it is characterized in that, the bottom surface of described top board is provided with the guide cylinder coordinated with described guide rod.
5. a kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument according to claim 1, it is characterized in that, the upper end of described guide rod is set to hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520194072.4U CN204479405U (en) | 2015-04-01 | 2015-04-01 | A kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520194072.4U CN204479405U (en) | 2015-04-01 | 2015-04-01 | A kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479405U true CN204479405U (en) | 2015-07-15 |
Family
ID=53635192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520194072.4U Expired - Fee Related CN204479405U (en) | 2015-04-01 | 2015-04-01 | A kind of right cylinder test specimen splitting fatigue test fixture for UTM test instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397685A (en) * | 2015-12-15 | 2016-03-16 | 刘文生 | Elastic clamp |
-
2015
- 2015-04-01 CN CN201520194072.4U patent/CN204479405U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397685A (en) * | 2015-12-15 | 2016-03-16 | 刘文生 | Elastic clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20160401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |