CN110631901A - Diamond wire torsion test fixture - Google Patents
Diamond wire torsion test fixture Download PDFInfo
- Publication number
- CN110631901A CN110631901A CN201911023448.4A CN201911023448A CN110631901A CN 110631901 A CN110631901 A CN 110631901A CN 201911023448 A CN201911023448 A CN 201911023448A CN 110631901 A CN110631901 A CN 110631901A
- Authority
- CN
- China
- Prior art keywords
- diamond wire
- clamping
- fixture
- test fixture
- centre gripping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 33
- 239000010432 diamond Substances 0.000 title claims abstract description 33
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 238000005520 cutting process Methods 0.000 description 10
- 241001391944 Commicarpus scandens Species 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002173 cutting fluid Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- G01N2203/02—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
Landscapes
- 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)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a diamond wire torsion test fixture which comprises a fixture body, wherein one end of the fixture body is connected to a torsion test machine as a connecting end, the other end of the fixture body is provided with a clamping cavity as a clamping end, a clamping block is arranged in the clamping cavity, a clamping groove for placing a diamond wire is formed in the bottom surface of the clamping block along the length direction of the clamping block, the radial height of the clamping cavity is larger than the thickness of the clamping block, and the fixture body is provided with a lifting rod for lifting the clamping block in the clamping cavity and a locking piece for locking the clamping block in the clamping cavity. The diamond wire torsion test fixture can be used for quickly placing a sample and is easy to fix; and the diamond wire almost contacts with the clamp surface in the whole circumference, and is not deviated, loosened and concentrated in stress, so that the accuracy of the test result is improved, and the torsion performance of the diamond wire is truly and effectively evaluated.
Description
Technical Field
The invention belongs to the technology of solar silicon wafer cutting, and particularly relates to a diamond wire torsion test fixture for solar silicon wafer cutting.
Background
The multi-wire cutting machine realizes high-speed cutting by using the diamond wire, the cutting feed speed can be improved to 2 times, and a small amount of water-based cutting fluid is added in the water-based cutting process, so that the cutting machine can be recycled, is environment-friendly and low in energy consumption, greatly reduces the cutting cost, and really realizes high-efficiency environment-friendly production. However, the diamond wire cutting adopts a fine line route, the wire breakage problem often occurs in the cutting process, the twisting phenomenon exists when the diamond wire is wired, and if the twisting strength is insufficient, the wire breakage problem is easily caused, and a large amount of scrap is formed.
Therefore, it is very important to control the torsional strength of the diamond wire and select good-quality testing equipment and fixtures for testing evaluation. At present, the existing diamond torsion test fixture generally has the problems that the sample position is easy to slide, the clamping is not firm, the sample is easy to break during the test, and the operation is troublesome.
Disclosure of Invention
The invention aims to provide a diamond wire torsion test fixture, which solves the problems that in the prior art, a diamond torsion test fixture is not firm in clamping, is easy to break during testing and is troublesome to operate.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a buddha's warrior attendant line twists reverse test fixture, its includes the anchor clamps body, the one end of the anchor clamps body is connected on twisting the test machine as the link, and the centre gripping chamber has been seted up as the exposed core to the other end, be provided with the grip block in the centre gripping intracavity, set up the tight groove of clamp that is used for placing buddha's warrior attendant line along its length direction on the bottom surface of grip block, the radial height in centre gripping chamber is greater than the thickness of grip block, be provided with on the anchor clamps body and be used for mentioning the pull rod of grip block and be used for locking the.
Particularly, the connecting end is connected to the torsion testing machine through a movable clamping bolt, and a connecting hole is formed in the connecting end.
Particularly, a threaded section is arranged at the end part of the lifting rod, a lifting threaded hole is formed in the clamping block in a matched mode, one end of the lifting rod penetrates through the clamp body and is connected into the lifting threaded hole, and the other end of the lifting rod extends out of the clamp body.
Particularly, the locking piece adopts two fastening bolts, the two fastening bolts are located on two sides of the lifting rod, two fastening threaded holes are formed in the clamp body by matching the two fastening bolts, one end of each fastening bolt is assembled in each fastening threaded hole, and the other end of each fastening bolt extends out of the clamp body.
Particularly, the clamping end is of a cylindrical structure as a whole, and the clamping blocks are of strip structures.
Compared with the prior art, the diamond wire torsion test fixture has the advantages that a sample can be placed quickly and is easy to fix; and the diamond wire almost contacts with the clamp surface in the whole circumference, and is not deviated, loosened and concentrated in stress, so that the accuracy of the test result is improved, and the torsion performance of the diamond wire is truly and effectively evaluated.
Drawings
Fig. 1 is a schematic structural diagram of a diamond wire torsion test fixture according to an embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a diamond wire torsion test fixture according to an embodiment of the present invention.
In the embodiment, a diamond wire torsion test fixture comprises a fixture body 1, one end of the fixture body 1 is connected to a torsion test machine as a connecting end, the other end of the fixture body is provided with a clamping cavity 2 as a clamping end, the connecting end is connected to the torsion test machine through a movable clamping bolt, a connecting hole 3 is formed in the connecting hole, the whole clamping end is of a cylindrical structure, a long strip-shaped clamping block 4 is arranged in the clamping cavity 2, a clamping groove 5 used for placing a diamond wire is formed in the bottom surface of the clamping block 4 along the length direction of the clamping groove, the clamping groove 5 is an arc groove, the shape and the size of the clamping groove are matched with the diamond wire to be tested, and the radial height of the clamping cavity 2 is larger than the thickness of the clamping block 4.
Set up a through-hole on the anchor clamps body 1, penetrate lifting rod 6 in this through-hole, lifting rod 6's tip is provided with the screw thread section, the cooperation screw thread section has been seted up on grip block 4 and has been carried and draw screw hole 7, lifting rod 6's one end is passed anchor clamps body 1 and is connected in carrying and draw screw hole 7, the other end stretches out anchor clamps body 1, anchor clamps body is last in the both sides of through-hole set up the fastening screw hole 8 that is linked together with centre gripping chamber 2, fastening screw hole 8 all penetrates fastening bolt 9, the one end assembly of fastening bolt 9 is in fastening screw hole 8, the other end stretches out anchor.
When clamping diamond wire, the operation is carried pull rod 6 and can be made grip block 4 lift the certain distance, has the clearance between the bottom surface of messenger grip block 4 and the bottom surface of centre gripping chamber 2, there is the clearance between the tip that needs two fastening bolt 9 this moment and grip block 4, diamond wire passes through the clearance and penetrates clamping groove 5, then put down and carry pull rod 6, grip block 4 falls down and pushes down diamond wire, then operate two fastening bolt 8, make fastening bolt 8's tip top tight grip block 4, and then compress tightly diamond wire through grip block 4 can.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (5)
1. The utility model provides a diamond wire twists reverse test fixture, its includes the anchor clamps body, its characterized in that, the one end of the anchor clamps body is connected on twisting the test machine as the link, and the centre gripping chamber has been seted up as the exposed core to the other end, be provided with the grip block in the centre gripping chamber, set up the tight groove of clamp that is used for placing diamond wire along its length direction on the bottom surface of grip block, the radial height in centre gripping chamber is greater than the thickness of grip block, be provided with on the anchor clamps body and be used for mentioning the pull rod of grip block and be used for locking the retaining member in the centre gripping intracavity at the centre gripping intracavity.
2. A diamond wire torsion test fixture according to claim 1, wherein the connection end is connected to the torsion tester by a movable latch, and a connection hole is formed thereon.
3. The diamond wire torsion test fixture according to claim 1, wherein a threaded section is arranged at an end portion of the lifting rod, a lifting threaded hole is formed in the clamping block in a matched manner with the threaded section, one end of the lifting rod penetrates through the fixture body and is connected into the lifting threaded hole, and the other end of the lifting rod extends out of the fixture body.
4. The torsion testing fixture for the diamond wire according to claim 1, wherein the locking member is composed of two fastening bolts, the two fastening bolts are located on two sides of the lifting rod, two fastening threaded holes are formed in the fixture body by matching the two fastening bolts, one end of each fastening bolt is assembled in each fastening threaded hole, and the other end of each fastening bolt extends out of the fixture body.
5. The diamond wire torsion test fixture according to claim 1, wherein the clamping end is of a cylindrical structure as a whole, and the clamping blocks are of a strip structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911023448.4A CN110631901A (en) | 2019-10-25 | 2019-10-25 | Diamond wire torsion test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911023448.4A CN110631901A (en) | 2019-10-25 | 2019-10-25 | Diamond wire torsion test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110631901A true CN110631901A (en) | 2019-12-31 |
Family
ID=68977755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911023448.4A Pending CN110631901A (en) | 2019-10-25 | 2019-10-25 | Diamond wire torsion test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110631901A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203422276U (en) * | 2013-07-15 | 2014-02-05 | 宇宙钢丝绳有限公司 | Metal wire torsion testing machine fixture |
| CN206223539U (en) * | 2016-12-01 | 2017-06-06 | 张家口原轼新型材料有限公司 | Diamond wire clamp for tensile testing machine |
| CN206223540U (en) * | 2016-12-01 | 2017-06-06 | 张家口原轼新型材料有限公司 | Diamond wire torsion testing machine fixture |
| CN211235237U (en) * | 2019-10-25 | 2020-08-11 | 高佳太阳能股份有限公司 | Diamond wire torsion test fixture |
-
2019
- 2019-10-25 CN CN201911023448.4A patent/CN110631901A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203422276U (en) * | 2013-07-15 | 2014-02-05 | 宇宙钢丝绳有限公司 | Metal wire torsion testing machine fixture |
| CN206223539U (en) * | 2016-12-01 | 2017-06-06 | 张家口原轼新型材料有限公司 | Diamond wire clamp for tensile testing machine |
| CN206223540U (en) * | 2016-12-01 | 2017-06-06 | 张家口原轼新型材料有限公司 | Diamond wire torsion testing machine fixture |
| CN211235237U (en) * | 2019-10-25 | 2020-08-11 | 高佳太阳能股份有限公司 | Diamond wire torsion test fixture |
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