CN111426556A - Wire tensile strength test fixture - Google Patents
Wire tensile strength test fixture Download PDFInfo
- Publication number
- CN111426556A CN111426556A CN202010372033.4A CN202010372033A CN111426556A CN 111426556 A CN111426556 A CN 111426556A CN 202010372033 A CN202010372033 A CN 202010372033A CN 111426556 A CN111426556 A CN 111426556A
- Authority
- CN
- China
- Prior art keywords
- wedge
- clamping piece
- clamp
- tensile strength
- anchor clamps
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000009864 tensile test Methods 0.000 claims description 6
- 238000010008 shearing Methods 0.000 abstract description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- 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
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- 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
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
-
- 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
- G01N2203/0411—Chucks, fixtures, jaws, holders or anvils using pneumatic or hydraulic pressure
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)
Abstract
The invention discloses a wire tensile strength test fixture, and relates to the field of test equipment. Including last anchor clamps and lower anchor clamps, go up lower anchor clamps and include the anchor clamps seat, be equipped with the wedge type in the anchor clamps seat and hold the chamber, the wedge holds the intracavity and is equipped with the wedge clamping piece, the wedge holds intracavity and is close to wedge clamping piece both sides and is equipped with the slide rail, wedge clamping piece middle part is equipped with the sample sleeve, the wedge holds the intracavity and still is equipped with the briquetting, the sample sleeve passes the wedge clamping piece and connects the briquetting, the anchor clamps seat is equipped with the hydro-cylinder outward, is equipped with the hydro-cylinder piston in the hydro. Through the cooperation of upper and lower anchor clamps, set up wedge type in the anchor clamps seat and hold chamber and wedge clamping piece, wedge clamping piece middle part is equipped with the sample sleeve, sets up the wire rod in the sample sleeve, can carry out tensile strength's test to the wire rod to avoid the wire rod to receive the shearing force, use the hydro-cylinder pressurization, rational in infrastructure, convenient to use, the test is swift.
Description
Technical Field
The invention relates to the field of testing equipment, in particular to a wire tensile strength testing clamp matched with a wire tensile strength tester.
Background
The metal wire is used in a large amount in industry, whether the wire is qualified or not has a key investigation factor, namely the tensile strength of the wire is tested, and the conventional tensile strength testing instrument is large in size and inconvenient to use.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses a wire tensile strength test fixture matched with a wire tensile strength tester, which can test the tensile strength of a cycloidal material, uses an oil cylinder for pressurization to detect the tensile strength of an aluminum stranded wire, and has the advantages of reasonable structure, convenient use and quick test.
The concrete technical characteristics are as follows:
the utility model provides a wire tensile strength test fixture, includes anchor clamps and anchor clamps down, go up anchor clamps and anchor clamps structural symmetry down, it includes the anchor clamps seat to go up anchor clamps, it holds the chamber to be equipped with the wedge type in the anchor clamps seat, the wedge type holds the chamber and is down trapezoidal, two waist inboards of wedge appearance chamber hypotenuse are equipped with a pair of wedge clamping piece, the wedge holds the outside face that the intracavity wall is close to the wedge clamping piece and is equipped with the slide rail, wedge clamping piece and slide rail sliding connection, be equipped with the sample sleeve between a pair of wedge clamping piece looks adjacent side, the sample sleeve inlays to be established wedge clamping piece inboardly, the wedge holds the intracavity and still is equipped with the briquetting, the briquetting sets up on wedge clamping piece top, the anchor clamps seat facial make-up is equipped with the hydro-cylinder, be equipped with the hydro-cylinder piston in the.
Further, the briquetting edge is equipped with the spout, and the outside that the wedge clamping piece is close to the briquetting is equipped with the fixed hook, and the wedge clamping piece is connected to fixed hook long arm end, and the fixed hook barb end sets up in the spout.
Furthermore, the sample sleeves are divided into a left group and a right group, and each sample sleeve is embedded into the inner side of the wedge-shaped clamping piece.
Further, the outer end of the clamp main shaft is connected with a tensile testing machine. By using the wire tensile strength test fixture, the wire tensile strength tester comprises a tensile testing machine, and the tensile testing machine is connected with the fixture main shaft of the test fixture.
The invention has the beneficial effects that: through the cooperation of upper and lower anchor clamps, set up wedge type in the anchor clamps seat and hold chamber and wedge clamping piece, wedge clamping piece middle part is equipped with the sample sleeve, sets up the wire rod in the sample sleeve, can carry out tensile strength's test to the wire rod to avoid the wire rod to receive the shearing force, use the hydro-cylinder pressurization, rational in infrastructure, convenient to use, the test is swift.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic cross-sectional view of the portion B-B in FIG. 2;
fig. 4 is an enlarged schematic view of a portion a of fig. 1.
The labels in the figure are:
the device comprises an upper clamp 11, a clamp seat 12, a wedge-shaped cavity 13, a wedge-shaped clamping piece 14, a sliding rail 15, a sample sleeve 16, a pressing block 17, an oil cylinder 18, an oil cylinder piston 19, a clamp main shaft 20, a sliding groove 21, a fixing hook 22 and a lower clamp 24.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to the drawings, the present embodiment is a test fixture of a wire tensile strength tester, which is used for detecting the tensile strength of an aluminum stranded wire, and includes an upper fixture 11 and a lower fixture 24, where the upper fixture 11 is symmetrical to the lower fixture 24, the upper fixture 11 includes a fixture base 12, a wedge-shaped cavity 13 is provided in the fixture base 12, the wedge-shaped cavity 13 is an inverted trapezoid, and a pair of wedge-shaped clamping pieces 14 is provided on inner sides of two sides of an oblique side of the wedge-shaped cavity 13.
In this embodiment, the fixture main shaft 20 has the arch in the hydro-cylinder 18, the arch and the 19 screens of hydro-cylinder piston of fixture main shaft 20 are connected, hydro-cylinder 18 and anchor clamps seat 12 fixed connection, start the hydro-cylinder, the hydro-cylinder piston 19 pushes down, drive fixture main shaft 20 simultaneously and push down, fixture main shaft 20 transmission briquetting 17 pushes down, briquetting 17 transmission a pair of wedge clamping piece 14 pushes down in anchor clamps seat 12, wedge clamping piece 14 promotes sample sleeve 16 and extrudees to the centre, fixture main shaft 20 and anchor clamps seat 12 relative movement, make sample sleeve 16 press from both sides tight wire rod, the pulling force equipment of connecting the test fixture exerts force, tensile wire rod is until breaking.
In this embodiment, the edge of the pressing block 17 is provided with a sliding groove 21, the outer side of the wedge-shaped clamping piece 14 close to the pressing block 17 is provided with a fixing hook 22, the long arm end of the fixing hook 22 is connected with the wedge-shaped clamping piece 14, and the barb end of the fixing hook 22 is arranged in the sliding groove 21. That is, one end of the fixing hook 22 is connected to the wedge-shaped jaw 14, and the other end of the fixing hook 22 corresponds to the slide groove 21. After the test is finished, the oil cylinder discharges oil, the oil cylinder piston 19 rises and simultaneously drives the clamp main shaft 20 to rise, the clamp main shaft 20 drives the pressing block 17 to move upwards, the pressing block 17 loosens the pressure on the wedge-shaped clamping piece 14, the pressing block 17 drives the wedge-shaped clamping piece 14 to lift through the fixing hook 22, the wedge-shaped clamping piece 14 moves upwards in the clamp seat 12, the wedge-shaped clamping piece 14 releases the inward pressure on the sample sleeve 16, and the sample sleeve 16 loosens wires.
The wire tensile strength tester comprises a tensile testing machine, the tensile testing machine is connected with a clamp main shaft 20 of the test clamp by using the wire tensile strength test clamp, the wire is detected, and the tensile strength test of the aluminum stranded wire is detected.
In this embodiment, the sample sleeves 16 are divided into a left group and a right group, and each sample sleeve 16 is embedded inside the wedge-shaped clamping piece 14.
When the device is used, the clamp main shafts 20 of the upper clamp 11 and the lower clamp 24 are connected with a tension tester, the tension tester can display the tension, two ends of a wire to be tested are respectively connected to the sample sleeves 16 of the upper clamp 11 and the lower clamp 24, the oil cylinder 18 is arranged on the clamp seat 12, the oil cylinder piston 19 is connected with the clamp main shaft 20, the oil cylinder is started, the oil cylinder piston 19 is pressed downwards to move and provide pressure, so that the clamp seat 12 and the clamp main shaft 20 move relatively, the clamp main shaft 20 pushes the wedge-shaped clamping piece 14 downwards through the pressing block 17, so that the wedge-shaped clamping piece 14 moves relative to the clamp seat 12, in the moving process, the sample sleeves 16 (one group) at two sides are pressed inwards, the sample sleeves 16 clamp the wire, an external device connected with the test clamp generates force, the wire is stretched, in the testing process, the wire is continuously pulled to record the tension, and resetting after the test is finished, taking down the wire rod, and performing a next round of test. The test fixture is reasonable in structure and convenient to use.
The above examples only show one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. The wire tensile strength test fixture is characterized by comprising an upper fixture (11) and a lower fixture (24), wherein the upper fixture (11) and the lower fixture (24) are structurally symmetrical, the upper fixture (11) comprises a fixture base (12), a wedge-shaped containing cavity (13) is arranged in the fixture base (12), the wedge-shaped containing cavity (13) is inverted trapezoid, a pair of wedge-shaped clamping pieces (14) are arranged on the inner sides of two sides of the inclined edge of the wedge-shaped containing cavity (13), a sliding rail (15) is arranged on the outer side surface, close to the wedge-shaped clamping pieces (14), of the inner wall of the wedge-shaped containing cavity (13), the wedge-shaped clamping pieces (14) are in sliding connection with the sliding rail (15), a sample sleeve (16) is arranged between the adjacent side surfaces of the pair of wedge-shaped clamping pieces (14), the sample sleeve (16) is embedded into the inner side of the wedge-shaped clamping pieces (14), a pressing block (17) is further arranged in the wedge-, an oil cylinder piston (19) is arranged in the oil cylinder (18), a clamp main shaft (20) is arranged on the clamp seat (12), the clamp main shaft (20) penetrates through the oil cylinder (18) and the clamp seat (12) to be connected with a pressing block (17), the clamp main shaft (20) is connected with the clamp seat (12) in a sliding mode, and the oil cylinder piston (19) is connected with the clamp main shaft (20).
2. The wire tensile strength test fixture according to claim 1, wherein a sliding groove (21) is formed in the edge of the pressing block (17), a fixing hook (22) is arranged on the outer side, close to the pressing block (17), of the wedge-shaped clamping piece (14), the long arm end of the fixing hook (22) is connected with the wedge-shaped clamping piece (14), and the barb end of the fixing hook (22) is arranged in the sliding groove (21).
3. The clamp for testing the tensile strength of the wire rod as recited in claim 1, wherein the outer end of the main shaft (20) of the clamp is connected with a tensile testing machine.
4. The wire tensile strength test fixture of claim 1, wherein the sample sleeves (16) are divided into a left group and a right group, and each sample sleeve (16) is embedded inside the wedge-shaped clamping piece (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010372033.4A CN111426556A (en) | 2020-05-06 | 2020-05-06 | Wire tensile strength test fixture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010372033.4A CN111426556A (en) | 2020-05-06 | 2020-05-06 | Wire tensile strength test fixture |
Publications (1)
Publication Number | Publication Date |
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CN111426556A true CN111426556A (en) | 2020-07-17 |
Family
ID=71552249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010372033.4A Pending CN111426556A (en) | 2020-05-06 | 2020-05-06 | Wire tensile strength test fixture |
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CN (1) | CN111426556A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114577610A (en) * | 2022-04-06 | 2022-06-03 | 安徽省通达新材料有限公司 | Device and method for detecting tensile strength performance of packaging film |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3146247U (en) * | 2008-08-28 | 2008-11-06 | 株式会社島津製作所 | Grasping tool |
CN202582995U (en) * | 2012-05-16 | 2012-12-05 | 浙江中重精工机械有限公司 | Wedge-shaped clamp of tension tester |
US20180106042A1 (en) * | 2015-06-19 | 2018-04-19 | Tokyo Rope Manufacturing Co., Ltd. | Continuous fiber reinforcing material tension apparatus, continuous fiber reinforcing material tension method, and wedge body |
CN208254938U (en) * | 2018-04-08 | 2018-12-18 | 天津市宇恒预应力钢绞线制造有限公司 | A kind of steel strand tensile test machine clamp |
CN110926950A (en) * | 2019-09-26 | 2020-03-27 | 攀钢集团攀枝花钢铁研究院有限公司 | Steel wire rope breaking tension testing machine and testing method |
-
2020
- 2020-05-06 CN CN202010372033.4A patent/CN111426556A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3146247U (en) * | 2008-08-28 | 2008-11-06 | 株式会社島津製作所 | Grasping tool |
CN202582995U (en) * | 2012-05-16 | 2012-12-05 | 浙江中重精工机械有限公司 | Wedge-shaped clamp of tension tester |
US20180106042A1 (en) * | 2015-06-19 | 2018-04-19 | Tokyo Rope Manufacturing Co., Ltd. | Continuous fiber reinforcing material tension apparatus, continuous fiber reinforcing material tension method, and wedge body |
CN208254938U (en) * | 2018-04-08 | 2018-12-18 | 天津市宇恒预应力钢绞线制造有限公司 | A kind of steel strand tensile test machine clamp |
CN110926950A (en) * | 2019-09-26 | 2020-03-27 | 攀钢集团攀枝花钢铁研究院有限公司 | Steel wire rope breaking tension testing machine and testing method |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114577610A (en) * | 2022-04-06 | 2022-06-03 | 安徽省通达新材料有限公司 | Device and method for detecting tensile strength performance of packaging film |
CN114577610B (en) * | 2022-04-06 | 2022-08-16 | 安徽省通达新材料有限公司 | Device and method for detecting tensile strength performance of packaging film |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200717 |
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RJ01 | Rejection of invention patent application after publication |