CN201464278U - Multi-function laboratory table for material mechanics - Google Patents

Multi-function laboratory table for material mechanics Download PDF

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Publication number
CN201464278U
CN201464278U CN2009200927233U CN200920092723U CN201464278U CN 201464278 U CN201464278 U CN 201464278U CN 2009200927233 U CN2009200927233 U CN 2009200927233U CN 200920092723 U CN200920092723 U CN 200920092723U CN 201464278 U CN201464278 U CN 201464278U
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CN
China
Prior art keywords
slippage bracket
sensor
turbine
mechanics
worm gearing
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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.)
Expired - Fee Related
Application number
CN2009200927233U
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Chinese (zh)
Inventor
龚健
王有凯
杨莹
Original Assignee
龚健
王有凯
杨莹
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 龚健, 王有凯, 杨莹 filed Critical 龚健
Priority to CN2009200927233U priority Critical patent/CN201464278U/en
Application granted granted Critical
Publication of CN201464278U publication Critical patent/CN201464278U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a multi-function laboratory table for material mechanics, which effectively solves the problems that the laboratory table is liable to be deformed, the measuring accuracy is low and the experiment is liable to be interrupted, and has the following structure that a sliding support is arranged in the dovetail groove on a base plate, an opening tray is arranged on the left sliding support, a step hole is arranged on the right sliding support, a pressure sensor is arranged in the step hole, a worm wheel and worm drive device is arranged on the two sides on the upper surface of the base plate, a sensor is arranged on the worm wheel and worm drive device, the sensor is connected with a thrust-augmentation handle through a pulling rope, the thrust-augmentation handle is mounted on a test piece, the two ends of the test piece are mounted respectively in the opening tray, the sensor is connected with a pure-torsion component through a pulling rope, a third sensor is mounted at the bottom part of the right sliding support, the interfaces of an uniform strength beam and a cantilever beam are arranged at the top part thereof, a drawing component interface is arranged on the internal surface of the sliding support, and the sliding support is provided with a rotating handle. The utility model has novel and unique structure, convenient usage, multi-function, solid and durable state, high accuracy, extensive application range, and remarkable economic and social benefits, and can be effectively used in the test for material mechanics.

Description

Mechanics of materials multi-function experimental rig
One, technical field
The utility model relates to a kind of testing equipment, in particular for a kind of mechanics of materials multi-function experimental rig of material stressed (in elastic range) distortion.
Two, background technology
The square framework that existing materials mechanics experimental platform is made up of enclosed beam and be contained in handwheel on the framework and turbine worm forms, different tests loads by different handwheels, handwheel is installed on the front and back crossbeam of framework, when carrying out different tests, need adjust loading position, and the loading handwheel sense of rotation difference of each test when practical operation, is grasped not too easily, the mistake of loading direction easily takes place, and causes testing machine to destroy.In the bending assembly on this testing machine, easily skid between its thin cylinder and stiff end and the afterburning frame, transfer, cause cylinder can't determine dangerous point, simultaneously afterburning frame constantly is rotated down, thereby can't normal load, testing machine destroys.Do not have warning device on the testing machine, often transship easily during experiment and cause test specimen to damage, and testing table is a steel frame construction, yielding, influence measuring accuracy, framework takes up room bigger, be unfavorable for the improvement of experimental enviroment, therefore, the improvement on the experimental facilities is imperative with innovation.
Three, utility model content
At above-mentioned situation, for overcoming the deficiency of prior art, the purpose of the utility model just provides a kind of mechanics of materials multi-function experimental rig, it is yielding effectively to overcome experiment table, measuring accuracy difference and test easy ruined problem, the technical scheme of its solution is, comprise base plate, slippage bracket, sensor and turbine and worm gearing, dovetail groove is arranged on the base plate, left slippage bracket and right slippage bracket are housed on the dovetail groove, slippage bracket top, a left side is embedded with three and grabs opening quotation, on the right slippage bracket stepped hole is arranged, stepped hole is built-in with pressure transducer, both sides are equipped with the first turbine and worm gearing respectively above the base plate, the second turbine and worm gearing, the 3rd turbine and worm gearing, on the first turbine and worm gearing first sensor is housed, first sensor links to each other with afterburning handle one end through stay cord (wire rope), the afterburning handle other end is contained on the test specimen, the test specimen two ends are installed on three of right slippage bracket and left slippage bracket inner face correspondence respectively and grab in the opening quotation, on the second turbine and worm gearing second sensor is housed, second sensor links to each other with the simple bending assembly through stay cord (wire rope), the double reduction group that the 3rd turbine and worm gearing is made up of two groups of turbine and worms, link to each other with right slippage bracket screw mandrel, by rotating handwheel, can drive right slippage bracket slowly advances uniformly or retreats, below the right slippage bracket the 3rd sensor is housed, the beam of uniform strength and semi-girder interface are arranged at right slippage bracket top, on the relative inner face of a left side slippage bracket stretching assembly interface is housed with right slippage bracket, left side slippage bracket and right slippage bracket bottom are equipped with turning handle respectively, the utility model novel structure uniqueness, easy to use, function is many, can be effective to the test of the mechanics of materials, sturdy and durable, the precision height, applied range, economic and social benefit is remarkable.
Four, description of drawings
Fig. 1 is a structural perspective of the present utility model.
Fig. 2 is a test specimen structural drawing of the present utility model.
Fig. 3 is afterburning handle arrangement figure of the present utility model.
Five, embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
Shown in accompanying drawing, the utility model comprises base plate, slippage bracket, sensor and turbine and worm gearing, dovetail groove 4 is arranged on the base plate 1, left slippage bracket 5 and right slippage bracket 7 are housed on the dovetail groove, slippage bracket top, a left side is embedded with three and grabs opening quotation 6, on the right slippage bracket 7 stepped hole is arranged, stepped hole is built-in with pressure transducer 8, both sides are equipped with the first turbine and worm gearing 11a respectively above the base plate 1, the second turbine and worm gearing 11b, the 3rd turbine and worm gearing 11c, on the first turbine and worm gearing 11a first sensor 12a is housed, first sensor 12a links to each other with afterburning handle 10 1 ends through stay cord (wire rope), afterburning handle 10 other ends are contained on the test specimen 9, test specimen 9 two ends are installed on three of right slippage bracket and left slippage bracket inner face correspondence respectively and grab in the opening quotation, on the second turbine and worm gearing 11b the second sensor 12b is housed, the second sensor 12b links to each other with simple bending assembly 16 through stay cord (wire rope), the double reduction group that the 3rd turbine and worm gearing is made up of two groups of turbine and worms, link to each other with right slippage bracket screw mandrel, by rotating handwheel 15b, can drive right slippage bracket slowly advances uniformly or retreats, below the right slippage bracket the 3rd sensor 12c is housed, the beam of uniform strength and semi-girder interface 17 are arranged at right slippage bracket 7 tops, on a left side slippage bracket 5 and the right slippage bracket 7 relative inner faces stretching assembly interface 14 is housed, left slippage bracket 5 and right slippage bracket 7 bottoms are equipped with turning handle 15a respectively, 15b.
In order to guarantee result of use, the stepped hole on the said right slippage bracket 7 studs with bearing between the outside in its hole and pressure transducer 8, support set is arranged in the bearing; Said test specimen 9 is for waiting hollow circular-tube behind the wall, and its two is filled with solid profile 18, one ends three grooves 19 all putting, grabs three of opening quotation 6 and grabs and match with three, and the other end is outer hexagonal structure 20, with afterburning handle secure fit; Said afterburning handle one end is outer six bodies 21, and the other end has groove 22, matches with stay cord (wire rope); Reinforcement 2 is arranged below the said base plate 1 and adjusting chassis 3 is housed at Qi Sijiao; Between said left slippage bracket and right slippage bracket bottom and dovetail groove sidewall locking device 13 is housed.
Operating position of the present utility model is, during use, measured object is processed into test specimen 9, and according to the test needs be contained in respectively three grab the opening quotation 6 on, the rotary turbine worm screw can load to test specimen, when right slippage bracket is supporting test specimen 9, this test specimen serves as the pure assembly of turning round, when right slippage bracket withdraws from support, test specimen 9 serves as the bending assembly, and when unclamping locking device 13, support can be free to slide on dovetail groove, when locking, just support can be located, when tensile test specimen being received in the stretching assembly interface 14, when rotating handwheel 15, right slippage bracket retreats, can stretch to test specimen, in like manner, rotate handwheel and load for simple bending assembly 16, when the time the slippage left of right slippage bracket, just can make the afterburning handle and the beam of uniform strength and semi-girder interface 17 share sensor, said first sensor 12a, the second sensor 12b is that the numbering of 1t is 1020194 stretch sensor.
The utility model can be effective to the electrometric experiment of the mechanics of materials, it focuses on mechanics of materials kinds of experiments on the platform carries out, during use, adjust change as required, can finish the stretching in the mechanics of materials syllabus substantially, reverse many tops experiment with bending etc., load for each assembly as long as rotate handwheel by the turbine and worm of turbine and worm gearing, measure the size of power by dynamometer through sensor, each test specimen stress deformation, show by the strainmeter that cooperates with the utility model, and machine carries out computing as calculated, can be fast, finish dynamometer check exactly, equipment volume is little, and is sturdy and durable, test is the innovation on the materials mechanics experimental equipment accurately.

Claims (6)

1. mechanics of materials multi-function experimental rig, comprise base plate, slippage bracket, sensor and turbine and worm gearing, it is characterized in that, dovetail groove (4) is arranged on the base plate (1), left slippage bracket (5) and right slippage bracket (7) are housed on the dovetail groove, slippage bracket top, a left side is embedded with three and grabs opening quotation (6), on the right slippage bracket (7) stepped hole is arranged, stepped hole is built-in with pressure transducer (8), both sides are equipped with the first turbine and worm gearing (11a) respectively above the base plate (1), the second turbine and worm gearing (11b), the 3rd turbine and worm gearing (11c), on the first turbine and worm gearing (11a) first sensor (12a) is housed, first sensor (12a) links to each other with afterburning handle (10) one ends through stay cord, afterburning handle (10) other end is contained on the test specimen (9), test specimen (9) two ends are installed on three of right slippage bracket and left slippage bracket inner face correspondence respectively and grab in the opening quotation, on the second turbine and worm gearing (11b) second sensor (12b) is housed, second sensor (12b) links to each other with simple bending assembly (16) through stay cord, the double reduction group that the 3rd turbine and worm gearing is made up of two groups of turbine and worms, link to each other with right slippage bracket screw mandrel, by rotating handwheel (15b), driving right slippage bracket slowly advances uniformly or retreats, the 3rd sensor (12c) is equipped with in right slippage bracket bottom, the beam of uniform strength and semi-girder interface (17) are arranged at right slippage bracket (7) top, a left side slippage bracket (5) with the relative inner face of right slippage bracket (7) on stretching assembly interface (14) is housed, left slippage bracket (5) and right slippage bracket (7) bottom are equipped with turning handle (15a respectively, 15b).
2. mechanics of materials multi-function experimental rig according to claim 1 is characterized in that, the stepped hole on the said right slippage bracket (7) studs with bearing between the outside in its hole and pressure transducer (8), support set is arranged in the bearing.
3. mechanics of materials multi-function experimental rig according to claim 1, it is characterized in that, said test specimen (9) is a hollow circular-tube behind the wall such as grade, its two is filled with solid profile (18), one end has three grooves (19) of all putting, grab three of opening quotation (6) and grab and match with three, the other end is outer hexagonal structure (20), with afterburning handle secure fit.
4. mechanics of materials multi-function experimental rig according to claim 1 is characterized in that, said afterburning handle one end is outer six bodies (21), and the other end has groove (22), matches with stay cord.
5. mechanics of materials multi-function experimental rig according to claim 1 is characterized in that, reinforcement (2) is arranged below the said base plate (1) and be equipped with at Qi Sijiao to regulate chassis (3).
6. mechanics of materials multi-function experimental rig according to claim 1 is characterized in that, locking device (13) is housed between said left slippage bracket and right slippage bracket bottom and dovetail groove sidewall.
CN2009200927233U 2009-08-31 2009-08-31 Multi-function laboratory table for material mechanics Expired - Fee Related CN201464278U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200927233U CN201464278U (en) 2009-08-31 2009-08-31 Multi-function laboratory table for material mechanics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200927233U CN201464278U (en) 2009-08-31 2009-08-31 Multi-function laboratory table for material mechanics

Publications (1)

Publication Number Publication Date
CN201464278U true CN201464278U (en) 2010-05-12

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CN (1) CN201464278U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101915699A (en) * 2010-06-22 2010-12-15 中国矿业大学 Movable type loading device in any direction
CN103247209A (en) * 2013-04-23 2013-08-14 南昌航空大学 Experimental device for testing internal stress of constant strength beam and torsion combination beam with electric measurement method
CN103915021A (en) * 2014-04-09 2014-07-09 武汉理工大学 Portable type multifunctional material mechanics teaching aid
CN104132854A (en) * 2014-07-28 2014-11-05 河海大学 Member pure-torsion experimental device and member pure-torsion experimental method
CN105092398A (en) * 2015-07-01 2015-11-25 河海大学 Asphalt concrete electromagnetic type multiaxial fatigue testing machine
CN108844472A (en) * 2018-06-07 2018-11-20 中国科学院合肥物质科学研究院 A kind of compartment measurement and positioning device and control method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101915699A (en) * 2010-06-22 2010-12-15 中国矿业大学 Movable type loading device in any direction
CN101915699B (en) * 2010-06-22 2012-02-01 中国矿业大学 Movable type loading device in any direction
CN103247209A (en) * 2013-04-23 2013-08-14 南昌航空大学 Experimental device for testing internal stress of constant strength beam and torsion combination beam with electric measurement method
CN103915021A (en) * 2014-04-09 2014-07-09 武汉理工大学 Portable type multifunctional material mechanics teaching aid
CN104132854A (en) * 2014-07-28 2014-11-05 河海大学 Member pure-torsion experimental device and member pure-torsion experimental method
CN105092398A (en) * 2015-07-01 2015-11-25 河海大学 Asphalt concrete electromagnetic type multiaxial fatigue testing machine
CN105092398B (en) * 2015-07-01 2017-08-15 河海大学 Bituminous concrete electromagnetic type multiaxle fatigue experimental machine
CN108844472A (en) * 2018-06-07 2018-11-20 中国科学院合肥物质科学研究院 A kind of compartment measurement and positioning device and control method

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100512

Termination date: 20100831