CN113029769B - Stretching experiment clamp capable of adjusting angle and being flexibly installed - Google Patents

Stretching experiment clamp capable of adjusting angle and being flexibly installed Download PDF

Info

Publication number
CN113029769B
CN113029769B CN202110257877.9A CN202110257877A CN113029769B CN 113029769 B CN113029769 B CN 113029769B CN 202110257877 A CN202110257877 A CN 202110257877A CN 113029769 B CN113029769 B CN 113029769B
Authority
CN
China
Prior art keywords
module
upper clamp
clamping plate
clamp
angle
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.)
Active
Application number
CN202110257877.9A
Other languages
Chinese (zh)
Other versions
CN113029769A (en
Inventor
张越
朱琳伟
彭锐涛
徐洪贺
卢岩
王涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiangtan University
Original Assignee
Xiangtan University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xiangtan University filed Critical Xiangtan University
Priority to CN202110257877.9A priority Critical patent/CN113029769B/en
Publication of CN113029769A publication Critical patent/CN113029769A/en
Application granted granted Critical
Publication of CN113029769B publication Critical patent/CN113029769B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • G01N3/04Chucks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/04Chucks, fixtures, jaws, holders or anvils
    • G01N2203/0423Chucks, fixtures, jaws, holders or anvils using screws
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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 provides a tensile test fixture with adjustable angle and flexible installation, which relates to a tensile test machine fixture and mainly comprises an upper fixture module, an angle adjusting module and a lower fixture module; the angle adjustment disc of the angle adjustment module is in threaded connection with the center rod of the upper clamp, the spring is in threaded connection with the center rod of the upper clamp, the upper washer is in threaded connection with the center rod of the upper clamp, the rotated angle of the clamping plate of the upper clamp can be accurately read from the angle adjustment disc, and the time required by angle adjustment is greatly shortened. The clamping plate is provided with a vertically meshed slotting design, so that the friction force of the clamping plate on the plate is increased, and the plate can be effectively prevented from sliding; meanwhile, the clamping plate is provided with an arc-shaped groove, so that the clamp is convenient, flexible, safe and efficient to mount a test piece; the invention can meet the requirements of multi-angle plate stretching experiments and has large clamping force.

Description

Tensile experiment anchor clamps of adjustable angle installation flexibility
Technical Field
The invention provides a stretching experiment clamp capable of adjusting an angle and being flexibly installed, and relates to the field of stretching experiment machine clamps.
Background
The tensile test is an experimental method for measuring the material characteristics under the axial tensile load, and is one of basic methods for testing the mechanical properties of the material. The data obtained by the tensile test can be used for determining the elastic limit, the elongation, the elastic modulus, the proportion limit, the area reduction, the tensile strength, the yield point, the yield strength and other tensile property indexes of the material. Creep data can be obtained from tensile experiments conducted at elevated temperatures. The procedure for the metal tensile test can be found in ASTM E-8. The methods for tensile testing of plastics are described in ASTM D-638 Standard, D-2289 Standard (high Strain Rate) and D-882 Standard (thin sheet). The ASTM D-2343 standard specifies tensile test methods suitable for glass fibers; tensile test methods for hard rubbers are specified in the ASTM D-412 standard. Patent CN107621405A discloses a multifunctional mechanical tensile test fixture, which can realize the mechanical tensile test of sheet, cylinder, square column and triangular prism samples on one fixture; the clamp can solve the problem that the sample is short and difficult to effectively and stably clamp the sample to cause the shedding phenomenon, and also can solve the problem of the safety of an experimental piece in the stretching process. However, the clamp is long in time consumption and low in efficiency when used for clamping a test piece, and stretching of different clamping angles of the upper test piece and the lower test piece cannot be achieved. Patent CN104614234A discloses a tensile test fixture for thin film material, which can significantly shorten the clamping time and improve the test efficiency, but the test piece angle cannot be adjusted. In summary, a stretching experiment clamp which is used for a sheet material with an included angle between an upper plate and a lower plate and is adjustable in angle and flexible in installation needs to be designed.
Disclosure of Invention
In order to solve the problems, the invention provides a tensile test fixture with adjustable angle and flexible installation, which mainly meets the tensile test requirements of a test piece with an angle, rotates an upper fixture clamping plate according to the angle between an upper plate test piece and a lower plate test piece, ensures that the whole test piece is uniformly loaded and does not slide during the tensile test, and can realize the multi-angle plate tensile test; the test piece is replaced only by screwing out the clamping plate, and the clamp does not need to be completely disassembled. The angle adjusting module is simple in structure and novel in design, can accurately adjust the rotating angle of the clamp, reduces the production cost and has certain market potential;
in order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a clamp with adjustable angle and flexible installation comprises an upper clamp module, an angle adjusting module and a lower clamp module; the upper clamp module comprises an upper clamp center rod, an upper clamp clamping plate, a washer, a fixing nut, a cap-shaped nut, a bolt and a nut, and the lower clamp module comprises a lower clamp center rod, a lower clamp clamping plate, a washer, a fixing nut, a cap-shaped nut, a bolt and a nut. The angle adjusting module comprises an upper gasket, a spring and an angle adjusting disc. The center rods of the upper clamp module and the lower clamp module are in threaded connection with the clamping plate, the clamping plate is provided with a screw hole for connecting a fixing nut with the clamping plate, the fixing nut directly acts on the plate to fix the plate, and all the fixing nuts are arranged on the upper end surface to facilitate the installation of the plate; the angle adjusting disc of the angle adjusting module is in threaded connection with a center rod of the upper fixture, the spring is in threaded connection with the center rod of the upper fixture, the upper gasket is in threaded connection with the center rod of the upper fixture, the angle adjusting module is connected with the upper fixture module through being in threaded connection with the center rod of the upper fixture, and the rotating angle of the clamping plate of the upper fixture is recorded after the cap-shaped nut is unscrewed.
The angle adjustment module utilizes the characteristic of spring to remove the last anchor clamps grip block of last anchor clamps module and the connection of angle adjustment disc, goes up the anchor clamps grip block and can rotate around last anchor clamps well core rod, and the angle adjustment module does not rotate, can accurately read the angle that the last anchor clamps grip block rotated from the angle adjustment disc, has shortened the required time of angle adjustment by a wide margin.
The clamping plates of the upper clamp module and the lower clamp module are designed to be grooved up and down in an engaged manner, so that the friction force of the clamping plates to the plate is increased, and the plate can be effectively prevented from sliding; meanwhile, the clamping plate is provided with an arc-shaped groove, so that the clamp can mount a test piece conveniently and flexibly, safely and efficiently.
The clamping plates of the upper clamp module and the lower clamp module are designed with reinforcing ribs for reinforcing, the clamping plate of the upper clamp module is designed with a pointer, and the pointer on the clamping plate of the upper clamp module points to the angle adjusting disc.
The upper clamp clamping plate of the upper clamp module and the lower clamp clamping plate of the lower clamp module are identical in upper and lower structure, and the clamping plates, the gaskets, the fixing nuts, the cap nuts, the bolts and the nuts of the upper clamp module and the lower clamp module are identical in upper and lower structure.
Advantageous effects
The invention provides a tensile test fixture with adjustable angle and flexible installation, which mainly meets the tensile test requirement of a test piece with an angle, rotates an upper fixture clamping plate according to the angle between an upper plate test piece and a lower plate test piece, ensures that the whole test piece is uniformly loaded and does not slip during the tensile test, and can realize the multi-angle plate tensile test; the test piece is replaced only by screwing out the clamping plate, and the clamp does not need to be completely disassembled. The angle adjusting module is simple in structure and novel in design, can accurately adjust the rotating angle of the clamp, reduces production cost, and has certain market potential.
Compared with the prior art:
the multi-angle plate tensile test device can meet the requirements of multi-angle plate tensile tests, has large clamping force, can effectively prevent plates from sliding, and has high safety, convenient and flexible loading and unloading of test pieces, safety and high efficiency.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and the following detailed description.
FIG. 1 is a front view of an adjustable angle flexible mounting tensile test fixture of the present invention.
FIG. 2 is an isometric view of an adjustable angle flexible mounting tensile test fixture of the present invention.
Fig. 3 is a block diagram of an upper jig module of the present invention.
Fig. 4 is a structural view of an angle adjustment module of the present invention.
Fig. 5 is a view showing the construction of a lower jig module of the present invention.
FIG. 6 is a view of the center bar of the lower clamp of the present invention.
Fig. 7 is a structural view of an upper jig clamping plate of the present invention.
Fig. 8 is a view of the structure of the clamping plate of the present invention.
Fig. 9 is a top clamp center bar configuration of the present invention.
Fig. 10 is a structural view of an angle adjustment disk of the present invention.
Fig. 11 is a view showing the structure of an upper gasket of the present invention.
The reference numbers in the figures illustrate: i-an upper clamp module, II-an angle adjustment module, III-a lower clamp module, 1-a lower clamp center rod, 2-a cap nut, 3-a washer, 4-an upper clamp clamping plate, 5-a nut, 6-a bolt, 7-a clamping plate, 8-a fixing nut, 9-a lower clamp clamping plate, 10-an angle adjustment disc, 11-a spring, 12-an upper washer, 13-an upper clamp center rod.
Detailed Description
The embodiment is a tensile experiment clamp with adjustable angle and flexible installation.
The embodiment of the tensile experiment clamp for flexible installation with adjustable angle shown in fig. 1-11 comprises an upper clamp module I, an angle adjusting module II and a lower clamp module III. Wherein, go up anchor clamps module I and contain center rod 13 of last anchor clamps, go up anchor clamps grip block 9, pinch plate 7, packing ring 3, fixation nut 8, lid shape nut 2, bolt 5, nut 6, lower anchor clamps module contains center rod 1 of lower anchor clamps, lower anchor clamps grip block 4, pinch plate 7, packing ring 3, fixation nut 8, lid shape nut 2, bolt 5, nut 6. The angle adjusting module II comprises an upper gasket 12, a spring 11 and an angle adjusting disc 10. An upper clamp center rod 13 is in threaded connection with an upper clamp clamping plate 9 and a lower clamp center rod 1 is in threaded connection with a lower clamp clamping plate 4, the upper clamp clamping plate 9 and the lower clamp clamping plate 4 are in threaded connection with a clamping plate 7, the upper clamp clamping plate 9 and the lower clamp clamping plate 4 are provided with screw holes for connecting a fixing nut 8 with the upper clamp clamping plate 9 and the lower clamp clamping plate 4, the fixing nut 8 directly acts on a plate to fix the plate, and all the fixing nuts 8 are arranged on the upper end face to facilitate the installation of the plate; the angle adjustment disc of angle adjustment module II and 13 threaded connection in the last anchor clamps, spring 11 and 13 threaded connection in the last anchor clamps, go up packing ring 12 and 13 threaded connection in the last anchor clamps, angle adjustment module II is connected with last anchor clamps module I through 13 threaded connection in with last anchor clamps, takes notes anchor clamps grip block 9 pivoted angle after unscrewing cap nut 2, realizes the tensile experiment of multi-angle panel.
In this embodiment, the angle adjustment module ii utilizes the characteristic of spring 12 to remove the connection of last anchor clamps grip block 9 and angle adjustment disc 10 of going up anchor clamps module i, goes up anchor clamps grip block 9 and can rotate around last anchor clamps well core rod 13, and angle adjustment module ii does not rotate, can accurately read the angle that goes up anchor clamps grip block 9 pivoted from angle adjustment disc 10, has shortened the required time of angle adjustment by a wide margin.
In the embodiment, the clamping plates 7 of the upper clamp module I and the lower clamp module III are designed to be vertically meshed with each other, so that the friction force of the clamping plates 7 on the plate is increased, and the plate can be effectively prevented from sliding; meanwhile, the clamping plate 7 is provided with an arc-shaped groove, so that the clamp can conveniently and flexibly mount a test piece, and is safe and efficient.
In this embodiment, the upper clamp holding plate 9 and the lower clamp holding plate 4 of the upper clamp module i and the lower clamp module iii are designed with reinforcing ribs for reinforcement, the upper clamp holding plate 9 and the lower clamp holding plate 4 are designed with pointers, and the pointer on the upper clamp holding plate 9 points to the angle adjustment disc 10.
When this embodiment uses, unscrew the cap nut 2 of going up anchor clamps module I lightly, then rotate and go up anchor clamps grip block 9, read rotatory angle through the pointer on the last anchor clamps grip block 9 for the contained angle of upper and lower grip block is unanimous with the contained angle between the upper and lower panel, screws up the cap nut 2 of going up anchor clamps module I, puts into panel. Through 8 screw holes of upper clamp grip block 9, lower clamp grip block 4 and 8 screw hole threaded connection of pinch-off blades 7 to and screw up 4 fixation nut 8, fixed panel. And clamping the tail ends of the central rod 13 of the upper clamp and the central rod 1 of the lower clamp by using an upper clamp and a lower clamp of a universal mechanical testing machine, and performing a tensile test. After an experiment, 8 unscrewing fixing nuts, 6 unscrewing nuts on the arc grooves, screwing out the clamping plate 7 along the arc grooves, replacing the test piece, screwing 7 screws in the clamping plate, screwing 6 nuts and 8 fixing nuts, and starting the next experiment.
The embodiments described in this specification are merely illustrative of implementation forms of the inventive concept, and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments, but also equivalent technical means that can be conceived by one skilled in the art based on the inventive concept.

Claims (1)

1. The utility model provides a nimble tensile experiment anchor clamps of adjustable angle installation which characterized in that: the device comprises an upper clamp module, an angle adjusting module and a lower clamp module; the upper clamp module comprises an upper clamp central rod, an upper clamp clamping plate, a washer, a fixing nut, a cap nut, a bolt and a nut, the lower clamp module comprises a lower clamp central rod, a lower clamp clamping plate, a washer, a fixing nut, a cap nut, a bolt and a nut, the angle adjusting module comprises an upper washer, a spring and an angle adjusting disc, the central rods of the upper clamp module and the lower clamp module are in threaded connection with the clamping plate, the clamping plate is provided with a screw hole for connecting the fixing nut with the clamping plate, the fixing nut directly acts on the plate to fix the plate, and all the fixing nuts are arranged on the upper end surface to facilitate the installation of the plate; an angle adjusting disc of the angle adjusting module is in threaded connection with a central rod of the upper clamp, a spring is in threaded connection with the central rod of the upper clamp, an upper gasket is in threaded connection with the central rod of the upper clamp, the angle adjusting module is connected with the upper clamp module through being in threaded connection with the central rod of the upper clamp, and the rotating angle of a clamping plate of the upper clamp is recorded after a cap-shaped nut is unscrewed;
the angle adjusting module releases the connection between an upper clamp clamping plate of the upper clamp module and the angle adjusting disc by utilizing the characteristics of the spring, the upper clamp clamping plate can rotate around the upper clamp center rod, the angle adjusting module does not rotate, and the rotating angle of the upper clamp clamping plate can be accurately read from the angle adjusting disc;
the clamping plates of the upper clamp module and the lower clamp module are designed to be vertically meshed with each other; meanwhile, an arc-shaped groove is formed in the clamping plate;
the clamping plates of the upper clamp module and the lower clamp module are designed with reinforcing ribs for strengthening, the clamping plate of the upper clamp is designed with a pointer, and the pointer on the clamping plate of the upper clamp points to the angle adjusting disc;
the upper clamp clamping plate of the upper clamp module and the lower clamp clamping plate of the lower clamp module are identical in upper and lower structure, and the clamping plates, the washers, the fixing nuts, the cap nuts, the bolts and the nuts of the upper clamp module and the lower clamp module are identical in upper and lower structure.
CN202110257877.9A 2021-03-10 2021-03-10 Stretching experiment clamp capable of adjusting angle and being flexibly installed Active CN113029769B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110257877.9A CN113029769B (en) 2021-03-10 2021-03-10 Stretching experiment clamp capable of adjusting angle and being flexibly installed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110257877.9A CN113029769B (en) 2021-03-10 2021-03-10 Stretching experiment clamp capable of adjusting angle and being flexibly installed

Publications (2)

Publication Number Publication Date
CN113029769A CN113029769A (en) 2021-06-25
CN113029769B true CN113029769B (en) 2022-09-06

Family

ID=76468587

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110257877.9A Active CN113029769B (en) 2021-03-10 2021-03-10 Stretching experiment clamp capable of adjusting angle and being flexibly installed

Country Status (1)

Country Link
CN (1) CN113029769B (en)

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04301740A (en) * 1991-03-29 1992-10-26 Shimadzu Corp Material testing machine with aligning mechanism
US5377549A (en) * 1992-12-17 1995-01-03 Interlaken Technologies, Inc. Alignment device and method of aligning
CN204461891U (en) * 2014-11-26 2015-07-08 武汉钢铁(集团)公司 A kind of automotive sheet spot welding fatigue test fixture
CN205120490U (en) * 2015-10-14 2016-03-30 青海省交通科学研究院 Geotechnique's type test piece tensile test load anchor clamps
CN107894364A (en) * 2018-01-17 2018-04-10 兰州理工大学 A kind of scanning electron microscope home position stretches servicing unit
CN207351806U (en) * 2017-11-09 2018-05-11 宁波帕斯卡新材料有限公司 A kind of MODIFIED PP stretching force detecting apparatus
EP3379237A1 (en) * 2017-03-25 2018-09-26 Kammrath & Weiss GmbH Sample manipulator for rotating tensile or compressive stress and corresponding method
CN208012951U (en) * 2018-04-10 2018-10-26 四川瑞通工程建设集团有限公司 A kind of clamping device of universal testing machine
CN208476667U (en) * 2018-07-06 2019-02-05 广州广钢新材料股份有限公司 A kind of screw-thread steel clamping device
CN209140466U (en) * 2018-11-15 2019-07-23 江苏地博矿山机械制造有限公司 It is a kind of can multi-angle feeding steel clamping device
CN211179369U (en) * 2019-11-26 2020-08-04 武汉科技大学 Clamp on fatigue testing machine test piece and fatigue testing machine
CN211453145U (en) * 2019-10-31 2020-09-08 黄石市欧朗电子科技有限公司 Different angle solder joint tensile test tool
CN211477844U (en) * 2019-12-25 2020-09-11 杨岐 Tensile test fixture with adjustable tensile angle
CN211602685U (en) * 2019-12-10 2020-09-29 育材堂(苏州)材料科技有限公司 Clamp for cross stretching of welding spots
CN111912715A (en) * 2020-08-10 2020-11-10 郑光辉 Dysmorphism metal bearing capacity testboard
CN112318668A (en) * 2020-11-02 2021-02-05 张�杰 Redwood furniture processing system and processing method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5505210B2 (en) * 2010-09-02 2014-05-28 株式会社島津製作所 Axis adjuster for material testing machine
CN203011766U (en) * 2012-12-25 2013-06-19 上海大学 Assistant locating and clamping device for tensile test of spot welding test sample
JP6299633B2 (en) * 2015-03-11 2018-03-28 株式会社島津製作所 Axis adjusting device and material testing machine
JP6477374B2 (en) * 2015-09-14 2019-03-06 新日鐵住金株式会社 Spot welding cross joint tensile testing equipment
CN211825405U (en) * 2020-03-18 2020-10-30 吉林大学 Multi-angle shearing clamp for thin plate test piece

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04301740A (en) * 1991-03-29 1992-10-26 Shimadzu Corp Material testing machine with aligning mechanism
US5377549A (en) * 1992-12-17 1995-01-03 Interlaken Technologies, Inc. Alignment device and method of aligning
CN204461891U (en) * 2014-11-26 2015-07-08 武汉钢铁(集团)公司 A kind of automotive sheet spot welding fatigue test fixture
CN205120490U (en) * 2015-10-14 2016-03-30 青海省交通科学研究院 Geotechnique's type test piece tensile test load anchor clamps
EP3379237A1 (en) * 2017-03-25 2018-09-26 Kammrath & Weiss GmbH Sample manipulator for rotating tensile or compressive stress and corresponding method
CN207351806U (en) * 2017-11-09 2018-05-11 宁波帕斯卡新材料有限公司 A kind of MODIFIED PP stretching force detecting apparatus
CN107894364A (en) * 2018-01-17 2018-04-10 兰州理工大学 A kind of scanning electron microscope home position stretches servicing unit
CN208012951U (en) * 2018-04-10 2018-10-26 四川瑞通工程建设集团有限公司 A kind of clamping device of universal testing machine
CN208476667U (en) * 2018-07-06 2019-02-05 广州广钢新材料股份有限公司 A kind of screw-thread steel clamping device
CN209140466U (en) * 2018-11-15 2019-07-23 江苏地博矿山机械制造有限公司 It is a kind of can multi-angle feeding steel clamping device
CN211453145U (en) * 2019-10-31 2020-09-08 黄石市欧朗电子科技有限公司 Different angle solder joint tensile test tool
CN211179369U (en) * 2019-11-26 2020-08-04 武汉科技大学 Clamp on fatigue testing machine test piece and fatigue testing machine
CN211602685U (en) * 2019-12-10 2020-09-29 育材堂(苏州)材料科技有限公司 Clamp for cross stretching of welding spots
CN211477844U (en) * 2019-12-25 2020-09-11 杨岐 Tensile test fixture with adjustable tensile angle
CN111912715A (en) * 2020-08-10 2020-11-10 郑光辉 Dysmorphism metal bearing capacity testboard
CN112318668A (en) * 2020-11-02 2021-02-05 张�杰 Redwood furniture processing system and processing method

Also Published As

Publication number Publication date
CN113029769A (en) 2021-06-25

Similar Documents

Publication Publication Date Title
CN205506548U (en) Brittle material compression test fixture
CN201281681Y (en) Non-metal compression performance test jig
CN109738179A (en) A kind of fatigue test clamper of HF fatigue testing machine
CN113029769B (en) Stretching experiment clamp capable of adjusting angle and being flexibly installed
CN206095783U (en) Mechanical fixture of multiple type high temperature alloy test piece can stretch
CN1023581C (en) Control assembly with changeable units for nuclear reactor
CN220356868U (en) Crack test piece testing mechanism based on fatigue testing machine
CN209970128U (en) Planer fixture for spare and accessory part machining
CN210604185U (en) Plate tension test device
CN1635355A (en) Stretching clamp for testing tensile mechanical property of thin film material
CN114062119B (en) Buckling-restrained device and method for high-frequency fatigue test sheet sample
CN2665698Y (en) Stretching clamp for testing tensile mechanical property of thin film material
CN216327908U (en) A frock clamp for spring equipment
CN217424969U (en) Cement compressive strength detects anchor clamps
CN208239200U (en) A kind of compressed spring loading device for material aging test
CN206146742U (en) Tensile test fixture device
CN221572091U (en) Efficient high-flux high-temperature testing machine fixture device
CN210629043U (en) Bolt type aluminum alloy strain clamp
CN214643766U (en) Grabbing device for intelligent manufacturing
CN214668235U (en) Tensile and cupping's general experimental apparatus
CN213375240U (en) Protein purification post strutting arrangement convenient to observe
CN219552078U (en) Special fixture for high-speed tensile test of round bar sample
CN218411966U (en) Clamp tool for stretching L-shaped eccentric test piece on universal testing machine
CN212748525U (en) Clamp for tensile experiment
CN218865644U (en) Bolt combination tensile test frock

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant