CN108982144B - Device for efficiently preparing mechanical property sample of geotextile - Google Patents
Device for efficiently preparing mechanical property sample of geotextile Download PDFInfo
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- CN108982144B CN108982144B CN201810907075.6A CN201810907075A CN108982144B CN 108982144 B CN108982144 B CN 108982144B CN 201810907075 A CN201810907075 A CN 201810907075A CN 108982144 B CN108982144 B CN 108982144B
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- 239000004746 geotextile Substances 0.000 title claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 238000010008 shearing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention relates to a device for efficiently preparing a mechanical property sample of a geotextile. The box cover is provided with a handle; the box cover is internally provided with an I-type upper cutter groove, a II-type upper cutter groove, a III-type upper cutter groove and an IV-type upper cutter groove respectively, and the I-type upper cutter, the II-type upper cutter groove, the III-type upper cutter groove and the IV-type upper cutter groove are correspondingly placed with an I-type upper cutter, a II-type upper cutter, a III-type upper cutter and an IV-type upper cutter one by one; the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are all provided with screw holes and connected with the box cover through screws inserted into the screw holes; the base is internally provided with a type I lower cutter groove, a type II lower cutter groove, a type III lower cutter groove and a type IV lower cutter groove respectively, and the type I lower cutter, the type II lower cutter groove, the type III lower cutter groove and the type IV lower cutter groove are correspondingly placed with the type I lower cutter, the type II lower cutter, the type III lower cutter and the type IV lower cutter one by one. The invention can improve the test precision and the sample preparation efficiency.
Description
Technical Field
The invention relates to the technical field of geosynthetics, in particular to a device for efficiently preparing a mechanical property sample of a geotextile.
Background
When testing the mechanical properties of materials such as geotextiles, the like, the materials such as geotextiles need to be prepared according to national standards and specifications, and the sample preparation at present has a crude method: the geotextile is firstly flattened and placed, the shape of a sample is drawn on the geotextile by using a marking pen and a ruler, and then the geotextile is cut by using scissors. However, this method has the following drawbacks: the marking pen has wider line type and cannot meet the precision required by national standards and specifications; the shapes drawn by the marking pen and the ruler are not standard and uneven; when the materials are cut down by the scissors, the error tolerance can not meet the requirements of national standards and specifications due to manual operation; the prepared sample is not standard in size, and the mechanical property of the material is not accurate after the test; the manual cutting takes time and labor, and the sample cutting cannot be efficiently completed.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device for efficiently preparing a mechanical property sample of a geotextile, which improves the test precision and the sample preparation efficiency.
In order to solve the problems, the device for efficiently preparing the mechanical property sample of the geotextile, which is disclosed by the invention, is characterized in that: the device comprises a base and a box cover which are connected together through a hinge; a handle is arranged on the box cover; the box cover is internally provided with an I-type upper cutter groove, a II-type upper cutter groove, a III-type upper cutter groove and an IV-type upper cutter groove respectively, and the I-type upper cutter, the II-type upper cutter groove, the III-type upper cutter groove and the IV-type upper cutter groove are correspondingly placed with the I-type upper cutter, the II-type upper cutter, the III-type upper cutter and the IV-type upper cutter one by one; the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are all provided with screw holes and are connected with the box cover through screws inserted into the screw holes; the base is internally provided with an I-type lower cutter groove, an II-type lower cutter groove, a III-type lower cutter groove and an IV-type lower cutter groove respectively, and the I-type lower cutter, the II-type lower cutter groove, the III-type lower cutter groove and the IV-type lower cutter groove are correspondingly placed in the I-type lower cutter groove, the II-type lower cutter, the III-type lower cutter and the IV-type lower cutter one by one.
The depths of the type I upper cutter groove, the type II upper cutter groove, the type III upper cutter groove and the type IV upper cutter groove are smaller than the thicknesses of the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter in a one-to-one correspondence manner; and the shape of the groove is matched with the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter in a one-to-one correspondence manner.
The diameters of the screw holes on the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are equal.
The thickness and the shape of the I type lower tool groove, the II type lower tool groove, the III type lower tool groove and the IV type lower tool groove are correspondingly matched with the I type lower tool, the II type lower tool, the III type lower tool and the IV type lower tool one by one.
The cutter on I type with I type lower cutter combination constitutes the equipartition and has a breach be circular shape I type cutter, and its top all is equipped with cutting edge I, and two cutting edge I is relative.
The type II upper cutter and the type II lower cutter are combined to form a rectangular type II cutter, and the tops of the type II upper cutter and the type II lower cutter are provided with cutting edges II which are opposite; the profile length of the cutting edge II is 200mm, and the width of the cutting edge II is 180 mm.
The III type upper cutter and the III type lower cutter are combined to form a square III type cutter, the tops of the III type upper cutter and the III type lower cutter are provided with cutting edges III, and the cutting edges III are opposite.
The IV-type upper cutter and the IV-type lower cutter are combined to form a rectangular IV-type cutter, and the tops of the IV-type upper cutter and the IV-type lower cutter are provided with cutting edges IV which are opposite; the contour length of the blade IV is 200mm, and the width of the blade IV is 76 mm.
Compared with the prior art, the invention has the following advantages:
because the invention is provided with cutters of different types, samples of different shapes can be finished in the same device, and only different cutters need to be installed, thereby not only improving the test precision, but also improving the sample preparation efficiency.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a type i lower cutter in the present invention.
Fig. 3 is a schematic structural diagram of a type i upper cutter in the invention.
FIG. 4 is a schematic view of a type II lower cutter according to the present invention.
FIG. 5 is a schematic view of the type II upper cutter according to the present invention.
Fig. 6 is a schematic view of the structure of a type iii lower cutter in the present invention.
Fig. 7 is a schematic structural view of a type iii upper cutter in the present invention.
FIG. 8 is a schematic view of the structure of the type IV lower cutter of the present invention.
Fig. 9 is a schematic structural view of an iv-type upper cutter according to the present invention.
In the figure: 1-a base; 2, a box cover; 3, a hinge; 4-a handle; 5-I type lower tool groove; 6-I type upper cutter groove; 7-type II lower tool groove; 8-type II upper tool grooves; 9-type III lower tool groove; 10-type iii upper tool flutes; 11-type iv lower tool flutes; 12-type IV upper tool grooves; 13-screw hole.
Detailed Description
As shown in figure 1, the device for efficiently preparing the mechanical property test sample of the geotextile comprises a base 1 and a box cover 2 which are connected together through a hinge 3.
The box cover 2 is provided with a handle 4; the box cover 2 is internally provided with an I-type upper cutter groove 6, a II-type upper cutter groove 8, a III-type upper cutter groove 10 and an IV-type upper cutter groove 12 respectively, and the I-type upper cutter, the II-type upper cutter, the III-type upper cutter groove 10 and the IV-type upper cutter groove 12 are correspondingly provided with an I-type upper cutter, a II-type upper cutter, a III-type upper cutter and an IV-type upper cutter one by one; the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are all provided with screw holes 13 and are connected with the box cover 2 through screws inserted into the screw holes 13; a type I lower tool groove 5, a type II lower tool groove 7, a type III lower tool groove 9 and a type IV lower tool groove 11 are respectively arranged in the base 1, and the type I lower tool, the type II lower tool, the type III lower tool groove 9 and the type IV lower tool groove 11 are correspondingly placed in the type I lower tool groove 5, the type II lower tool groove 7, the type III lower tool groove 9 and the type IV lower tool groove 11 one by one.
The depths of the type I upper cutter groove 6, the type II upper cutter groove 8, the type III upper cutter groove 10 and the type IV upper cutter groove 12 are correspondingly smaller than the thicknesses of the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter one by one; and the shape of the groove is matched with the I-type upper cutter, the II-type upper cutter, the III-type upper cutter and the IV-type upper cutter in a one-to-one correspondence way.
The diameters of the screw holes 13 on the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are equal.
The thickness and the shape of the I type lower tool groove 5, the II type lower tool groove 7, the III type lower tool groove 9 and the IV type lower tool groove 11 are matched with the I type lower tool, the II type lower tool, the III type lower tool and the IV type lower tool in a one-to-one correspondence mode.
Embodiment 1 type I top tool and type I bottom tool combination constitute the I type cutter that is circular that has the breach of equipartition, and its top all is equipped with cutting edge I, and two cutting edge I are relative, and cutting edge I just can stagger.
When in use, the I-shaped lower cutter (figure 2) is arranged in the I-shaped lower cutter groove 5 of the base 1, and the I-shaped upper cutter (figure 3) is arranged in the I-shaped upper cutter groove 6 of the box cover 2 and is screwed by a screw matched with the screw hole 13. Because the I-shaped lower cutter and the I-shaped upper cutter are matched with the invention (figure 1), the I-shaped cutter can only be arranged in a groove matched with the I-shaped lower cutter and the I-shaped upper cutter, and the problem that the cutting cannot be carried out due to incorrect installation position is avoided. Because the box cover 2 is also grooved, the damage of the cutting edge I of the I-shaped upper cutter during shearing is avoided. The handle 4 is installed on the invention (figure 1) and screwed, the geotextile is placed in the invention (figure 1), the handle 4 is pulled by hand, and the box cover 2 is matched with the base 1 under the action of the hinge 3, thus completing the process of shearing the sample.
When in use, the type II lower cutter (figure 4) is arranged in the type II lower cutter groove 7 of the base 1, the type II upper cutter (figure 5) is arranged in the type II upper cutter groove 8 of the box cover 2 and is screwed by a screw matched with the screw hole 13. Because the type II lower cutter and the type II upper cutter are matched with the invention (figure 1), the type II cutter can only be arranged in a groove matched with the type II lower cutter and the type II upper cutter, and the problem that the cutting cannot be carried out due to incorrect installation position is avoided. Because the box cover 2 is also grooved, the cutting edge II of the II-type upper cutter is prevented from being damaged during shearing. The handle 4 is installed on the invention (figure 1) and screwed, the geotextile is placed in the invention (figure 1), the handle 4 is pulled by hand, and the box cover 2 is matched with the base 1 under the action of the hinge 3, thus completing the process of shearing the sample.
Example 3 the combination of the type iii upper tool and the type iii lower tool forms a square type iii tool, the top of which is provided with a cutting edge iii, and the cutting edges iii are opposite, and the cutting edges iii can be just staggered.
In use, the type III lower tool (fig. 6) is mounted in the type III lower tool groove 9 of the base 1, and the type III upper tool (fig. 7) is mounted in the type III upper tool groove 10 of the box cover 2 and screwed with a screw matched with the screw hole 13. Because the III type lower cutter and the III type upper cutter are matched with the invention (figure 1), the III type cutter can only be arranged in a groove matched with the III type lower cutter and the III type upper cutter, and the problem that the cutting cannot be carried out due to incorrect installation position is avoided. Because the box cover 2 is also grooved, the blade III of the III-type upper cutter is prevented from being damaged during shearing. The handle 4 is installed on the invention (figure 1) and screwed, the geotextile is placed in the invention (figure 1), the handle 4 is pulled by hand, and the box cover 2 is matched with the base 1 under the action of the hinge 3, thus completing the process of shearing the sample.
Example 4 the type iv upper tool and the type iv lower tool are combined to form a rectangular type iv tool, and the top of the type iv upper tool and the type iv lower tool are both provided with a cutting edge iv, and the cutting edges iv are opposite to each other, so that the cutting edges iv can be just staggered. The cutting edge IV has a profile length of 200mm and a width of 76 mm.
In use, the type IV lower cutter (figure 8) is arranged in the type IV lower cutter groove 11 of the base 1, and the type IV upper cutter (figure 9) is arranged in the type IV upper cutter groove 12 of the box cover 2 and is screwed by a screw matched with the screw hole 13. Because the IV-type lower cutter and the IV-type upper cutter are matched with the invention (figure 1), the IV-type cutter can only be arranged in a groove matched with the IV-type lower cutter and the IV-type upper cutter, and the problem that the cutter cannot be cut due to incorrect installation position is avoided. Because the box cover 2 is also grooved, the damage of the blade IV of the IV-type upper cutter during shearing is avoided. The handle 4 is installed on the invention (figure 1) and screwed, the geotextile is placed in the invention (figure 1), the handle 4 is pulled by hand, and the box cover 2 is matched with the base 1 under the action of the hinge 3, thus completing the process of shearing the sample.
Claims (3)
1. The utility model provides a high-efficient preparation geotextile mechanical properties sample device which characterized in that: the device comprises a base (1) and a box cover (2) which are connected together through a hinge (3); a handle (4) is arranged on the box cover (2); the box cover (2) is internally provided with an I-type upper cutter groove (6), an II-type upper cutter groove (8), a III-type upper cutter groove (10) and an IV-type upper cutter groove (12) respectively, and the I-type upper cutter, the II-type upper cutter groove (8), the III-type upper cutter groove (10) and the IV-type upper cutter groove (12) are correspondingly provided with an I-type upper cutter, an II-type upper cutter, a III-type upper cutter and an IV-type upper cutter one by one; the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are all provided with screw holes (13) and are connected with the box cover (2) through screws inserted into the screw holes (13); the special tool comprises a base (1), wherein a type I lower tool groove (5), a type II lower tool groove (7), a type III lower tool groove (9) and a type IV lower tool groove (11) are respectively formed in the base (1), and the type I lower tool, the type II lower tool groove (7), the type III lower tool groove (9) and the type IV lower tool groove (11) are correspondingly provided with a type I lower tool, a type II lower tool, a type III lower tool and a type IV lower tool one by one; the depths of the type I upper cutter groove (6), the type II upper cutter groove (8), the type III upper cutter groove (10) and the type IV upper cutter groove (12) are smaller than the thicknesses of the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter in a one-to-one correspondence manner; the shape of the groove is matched with the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter in a one-to-one correspondence manner; the I-type upper cutter and the I-type lower cutter are combined to form a circular I-type cutter with uniformly distributed notches, and the tops of the I-type upper cutter and the I-type lower cutter are provided with cutting edges I which are opposite; the type II upper cutter and the type II lower cutter are combined to form a rectangular type II cutter, and the tops of the type II upper cutter and the type II lower cutter are provided with cutting edges II which are opposite; the contour length of the cutting edge II is 200mm, and the width of the cutting edge II is 180 mm; the III type upper cutter and the III type lower cutter are combined to form a square III type cutter, the tops of the III type upper cutter and the III type lower cutter are provided with cutting edges III, and the cutting edges III are opposite; the IV-type upper cutter and the IV-type lower cutter are combined to form a rectangular IV-type cutter, and the tops of the IV-type upper cutter and the IV-type lower cutter are provided with cutting edges IV which are opposite; the contour length of the blade IV is 200mm, and the width of the blade IV is 76 mm.
2. The device for efficiently preparing the mechanical property test sample of the geotextile, as claimed in claim 1, wherein: the diameters of the screw holes (13) on the type I upper cutter, the type II upper cutter, the type III upper cutter and the type IV upper cutter are equal.
3. The device for efficiently preparing the mechanical property test sample of the geotextile, as claimed in claim 1, wherein: the thickness and the shape of the I type lower tool groove (5), the II type lower tool groove (7), the III type lower tool groove (9) and the IV type lower tool groove (11) are correspondingly matched with the I type lower tool, the II type lower tool, the III type lower tool and the IV type lower tool one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810907075.6A CN108982144B (en) | 2018-08-10 | 2018-08-10 | Device for efficiently preparing mechanical property sample of geotextile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810907075.6A CN108982144B (en) | 2018-08-10 | 2018-08-10 | Device for efficiently preparing mechanical property sample of geotextile |
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| Publication Number | Publication Date |
|---|---|
| CN108982144A CN108982144A (en) | 2018-12-11 |
| CN108982144B true CN108982144B (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810907075.6A Active CN108982144B (en) | 2018-08-10 | 2018-08-10 | Device for efficiently preparing mechanical property sample of geotextile |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4689885A (en) * | 1986-05-30 | 1987-09-01 | Albanese Thomas C | Apparatus for cutting out a face in a pumpkin |
| JPS6330741A (en) * | 1986-07-24 | 1988-02-09 | Kensetsusho Doboku Kenkyu Shocho | Method for reinforcing end edge of geotextile sample piece and its product |
| CN100371178C (en) * | 2004-07-16 | 2008-02-27 | 邓业清 | Method for preparing pattern cutter |
| CN204604458U (en) * | 2015-03-31 | 2015-09-02 | 吕锜名 | Cutting die module with variable patterns in floor tiles |
| CN204831821U (en) * | 2015-05-12 | 2015-12-02 | 新疆交通建设（集团）有限责任公司 | Detect sanction original mold utensil of geotechnological cloth material |
| CN106248452A (en) * | 2016-07-28 | 2016-12-21 | 厦门合诚工程检测有限公司 | Geotextiles width bar tension failure strength detects the sample preparation template of sample |
| CN106525529A (en) * | 2016-10-28 | 2017-03-22 | 陕西科技大学 | Leather sample making device |
| CN207066831U (en) * | 2017-08-01 | 2018-03-02 | 三峡大学 | A kind of remolding soil specimens compaction apparatus of soil test |
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| CN108982144A (en) | 2018-12-11 |
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Effective date of registration: 20181227 Address after: 730030 No. 568 Gannan Middle Road, Lanzhou City, Gansu Province Applicant after: Gansu Road and Bridge Construction Group Co., Ltd. Applicant after: Gansu Zhitong Science & Technology Engineering Detection Consultation Co., Ltd. Address before: 730050 No. 202 Langongping Road, Qilihe District, Lanzhou City, Gansu Province Applicant before: Gansu Zhitong Science & Technology Engineering Detection Consultation Co., Ltd. |
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