CN113600258A - Leather multipoint tensile test bench - Google Patents

Leather multipoint tensile test bench Download PDF

Info

Publication number
CN113600258A
CN113600258A CN202111018204.4A CN202111018204A CN113600258A CN 113600258 A CN113600258 A CN 113600258A CN 202111018204 A CN202111018204 A CN 202111018204A CN 113600258 A CN113600258 A CN 113600258A
Authority
CN
China
Prior art keywords
leather
tensile test
multipoint
test stand
stand according
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
Application number
CN202111018204.4A
Other languages
Chinese (zh)
Inventor
任工昌
桓源
王乐
刘书磊
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.)
Shaanxi University of Science and Technology
Original Assignee
Shaanxi University of Science and Technology
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 Shaanxi University of Science and Technology filed Critical Shaanxi University of Science and Technology
Priority to CN202111018204.4A priority Critical patent/CN113600258A/en
Publication of CN113600258A publication Critical patent/CN113600258A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L9/00Supporting devices; Holding devices
    • B01L9/02Laboratory benches or tables; Fittings therefor
    • 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
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • G01N3/16Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
    • 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
    • G01N2203/0001Type of application of the stress
    • G01N2203/0003Steady
    • 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
    • G01N2203/0014Type of force applied
    • G01N2203/0016Tensile or compressive
    • G01N2203/0017Tensile
    • 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
    • G01N2203/003Generation of the force
    • G01N2203/0032Generation of the force using mechanical means
    • G01N2203/0037Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention discloses a multi-point leather tensile test bed which comprises an annular support, wherein a plurality of sliding blocks are slidably arranged on the annular support, a tensile mechanism is arranged on each sliding block, a plurality of supporting legs are arranged on the lower side of the annular support, and scale marks are arranged on the surface of the annular support. This leather multiple spot tensile test platform, comparatively convenient carries out the multiple spot tensile experiment to the leather.

Description

Leather multipoint tensile test bench
Technical Field
The invention belongs to the technical field of leather tensile experiment equipment, and particularly relates to a leather multipoint tensile test bed.
Background
The leather industry is the backbone industry in the light industry of China. In recent years, with the rapid development of the leather industry in China, China is becoming one of the world leather-making producing countries and the markets in which the leather trade is the most active and has the most development potential.
The production cost of enterprises is continuously increased due to the continuous increase of the cost of raw leather and labor, and the cost reduction by increasing the leather yield of the leather becomes the subject of each leather production enterprise on the premise of not reducing the quality of the leather. In order to better research the relationship between the area change of the leather and the number of stretching points in the leather stretching process and improve the leather yield, a multi-point stretching experiment needs to be carried out on the leather, and in order to facilitate the experiment, the experiment efficiency is improved, and the experiment accuracy is improved, so that the invention of the leather multi-point stretching test bed is necessary.
Disclosure of Invention
The invention aims to provide a multi-point leather tensile test bed to facilitate multi-point tensile tests on leather.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a leather multiple spot tensile test platform, includes the ring carrier, be provided with a plurality of sliders on the ring carrier slidable, every all be provided with a tension mechanism on the slider, the downside of ring carrier is provided with a plurality of supporting legs, and the surface of ring carrier is provided with the scale mark.
As a preferred technical solution of the present invention, the stretching mechanism includes a chuck, a gear, and a rack engaged with the gear; the gear is rotatably arranged on the side part of the sliding block; the rack is arranged in the sliding block in a sliding manner; the clamping head is assembled at one end of the rack, a groove is formed in the side portion of the clamping head, a mounting frame is arranged on the upper side of the clamping head, a cam and a pawl are assembled on the mounting frame, a ratchet wheel meshed with the pawl is arranged on a hub of the cam, a push rod is arranged below the cam, the lower end of the push rod stretches into the groove, and a pressing plate is arranged at the lower end of the push rod.
As a preferred technical scheme of the invention, one end of the rack is provided with an outer sliding rod, two ends of the outer sliding rod are provided with limit tables, the side part of the outer sliding rod is provided with a cross groove and scale marks, an inner sliding rod is arranged in the outer sliding rod in a sliding manner, the chuck is arranged at one end of the inner sliding rod, the other end of the inner sliding rod is provided with a cross, the cross is clamped in the cross groove, and a compression spring is arranged between the cross and the limit table close to the chuck;
as a preferable technical solution of the present invention, the lower side of the pressure plate and the lower side of the groove are both provided with a plurality of small bosses.
In a preferred embodiment of the present invention, a worm wheel is provided on a hub of the gear, the worm wheel is engaged with a worm, and the worm is provided on a side portion of the slider.
As a preferable technical solution of the present invention, rollers are disposed on both sides of the slider.
As a preferred technical solution of the present invention, a screw is provided on the top of the slider.
As a preferable technical solution of the present invention, a handle is provided at a side portion of the slider.
As a preferable technical solution of the present invention, the upper end of the worm is provided with a first handle.
In a preferred embodiment of the present invention, the cam has a hub provided with a second handle.
The invention has the beneficial effects that: the leather multipoint tensile test bed disclosed by the invention is simple in overall structure and low in manufacturing cost, realizes a leather multipoint tensile test by adopting a plurality of stretching mechanisms with adjustable angles and stretching force, and has the advantages of being convenient to operate and high in experimental efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a multi-point leather tensile test stand according to the present invention;
FIG. 2 is a schematic structural diagram of a stretching mechanism in a multi-point leather stretching test bed according to the present invention;
fig. 3 is a partial structural schematic diagram of fig. 2.
In the figure: 1. an annular support; 2. supporting legs; 3. a slider; 4. a gear; 5. a cross; 6. a compression spring; 7. a mounting frame; 8. a second handle; 9. the novel ratchet wheel structure comprises a cam, 10 a ratchet wheel, 11 a push rod, 12 a pressure plate, 13 a small boss, 14 a chuck, 15 an inner sliding rod, 16 an outer sliding rod, 17 a limiting table, 18 a rack, 19 a worm wheel, 20 a worm, 21 a first handle, 22 a roller, 23 a handle, 24 a screw and 25 a pawl.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in figure 1, the multi-point leather tensile test stand comprises an annular support 1, a plurality of sliding blocks 3 are slidably arranged on the annular support 1, a tensile mechanism is arranged on each sliding block 3, a plurality of supporting legs 2 are arranged on the lower side of the annular support 1, the stability of the annular support 1 can be improved, and scale marks are arranged on the surface of the annular support 1.
When carrying out the multiple spot tensile experiment to the leather, can select the installation of the equidistance such as a certain amount of slider 3 on ring carrier 1, specific position can come the accurate determination according to the scale mark on ring carrier 1, later with slider 3 fixed and install a tension mechanism on every slider 3, use the border that tension mechanism presss from both sides tight leather to carry out the experiment. The drawing mechanism can adjust the angle and the drawing force through the slide block 3, so that the drawing mechanism has the advantages of being high in experiment effect, convenient to operate and experiment efficiency.
Referring to fig. 2 and 3, in the multi-point leather tensile testing stand of the present invention, the tensile mechanism includes a chuck 14, a gear 4, and a rack 18 engaged with the gear 4; the gear 4 is rotatably arranged at the side part of the sliding block 3; the rack 18 is arranged in the sliding block 3 in a sliding way; chuck 14 is assembled at one end of rack 18, the lateral part of chuck 14 is provided with the recess, the upside of chuck 14 is provided with mounting bracket 7, be equipped with cam 9 and pawl 25 on the mounting bracket 7, be provided with the ratchet 10 with pawl 25 looks meshing on the wheel hub of cam 9, the below of cam 9 is provided with push rod 11, the lower extreme of push rod 11 stretches into in the recess to the lower extreme of push rod 11 is provided with clamp plate 12.
When the cam 9 is rotated, the push rod 11 is pressed down by the cam 9, so that the leather is clamped between the pressing plate 12 and the groove. The pawl 25 is matched with the ratchet wheel 10, so that the cam 9 can be prevented from rebounding to influence the clamping force of the leather. The gear 4 is rotatably provided at the side of the slider 3 through a bearing, and the counterclockwise rotation of the gear 4 can move the leather to be stretched outwardly using the rack 18, thereby completing the experiment.
Referring to fig. 2, in the multi-point tensile test bed for leather of the present invention, an outer slide bar 16 is disposed at one end of a rack 18, limit blocks 17 are disposed at two ends of the outer slide bar 16, a cross groove and scale lines are disposed at a lateral portion of the outer slide bar 16, an inner slide bar 15 is slidably disposed in the outer slide bar 16, a chuck 14 is disposed at one end of the inner slide bar 15, a cross 5 is disposed at the other end of the inner slide bar 15, the cross 5 is clamped in the cross groove, and a compression spring 6 is disposed between the cross 5 and the limit block 17 close to the chuck 14.
The gear 4 rotating anticlockwise can move outwards by using the rack 18, at the moment, the outer sliding rod 16 moves outwards together to stretch the leather, in the process, the compression spring 6 is stressed and compressed, and the scale marks can be marked on the side part of the outer sliding rod 16 by calculation in combination with the principle of a tension meter to determine the tensile force applied to the leather, so that the magnitude of the force applied when the experiment is finished can be recorded.
Referring to fig. 3, in the multi-point leather tensile test stand of the present invention, a plurality of small bosses 13 are provided on both the lower side of the pressing plate 12 and the lower side of the groove.
The leather can be clamped more firmly by clamping the small bosses 13, and the leather is ensured not to fall off easily in the stretching process.
Referring to fig. 2, in the multi-point leather tensile test bench of the present invention, a worm wheel 19 is disposed on a hub of the gear 4, the worm wheel 19 is engaged with a worm 20, and the worm 20 is disposed on a side portion of the slider 3.
Through rotating worm 20, can drive worm wheel 19 and rotate, worm wheel 19 rotates and drives gear 4 and rotate to follow-up application of force size control to leather implementation more accurate ensures going on that the experiment can be stable.
Referring to fig. 2, in the multi-point leather tensile testing stand of the present invention, rollers 22 are disposed on both sides of the sliding block 3.
The sliding block 3 is in sliding fit with the annular bracket 1 through the roller 22, so that the friction force can be reduced, and the service life of the sliding block 3 is prolonged.
Referring to fig. 2, in the multi-point leather tensile testing stand of the present invention, a screw 24 is provided on the top of the sliding block 3.
The slide 3 can be quickly fixed to the ring support 1 by means of the adjusting screw 24.
Referring to fig. 2, in the multi-point leather tensile testing stand of the present invention, a handle 23 is provided at a side of the slider 3.
The position adjustment of the control slide block 3 is convenient through a handle 23.
Referring to fig. 2, in the multi-point leather tensile test bench of the present invention, a first handle 21 is provided at an upper end of a worm 20, and a second handle 8 is provided at a hub of a cam 9.
The rotation of the worm 20 and the cam 9 is conveniently controlled through the first handle 21 and the second handle 8, and the operation is convenient.
Therefore, compared with the prior art, the leather multipoint tensile test bed has the advantages of simple overall structure and lower manufacturing cost, realizes the leather multipoint tensile test by adopting a plurality of stretching mechanisms with adjustable angles and stretching force according to the principle, and has the advantages of experimental effect, convenience in operation and high experimental efficiency.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a leather multiple spot tensile test platform, its characterized in that, includes ring carrier (1), be provided with a plurality of sliders (3) slidable on ring carrier (1), every all be provided with a tension mechanism on slider (3), the downside of ring carrier (1) is provided with a plurality of supporting legs (2), and the surface of ring carrier (1) is provided with the scale mark.
2. The leather multipoint tensile test stand of claim 1, wherein said tensile mechanism comprises a collet (14), a gear (4) and a rack (18) engaged with the gear (4); the gear (4) is rotatably arranged on the side part of the sliding block (3); the rack (18) is arranged in the sliding block (3) in a sliding manner; the assembly of chuck (14) is in the one end of rack (18), and the lateral part of chuck (14) is provided with the recess, and the upside of chuck (14) is provided with mounting bracket (7), be equipped with cam (9) and pawl (25) on mounting bracket (7), be provided with on the wheel hub of cam (9) with ratchet (10) that pawl (25) meshed mutually, the below of cam (9) is provided with push rod (11), the lower extreme of push rod (11) stretches into in the recess to the lower extreme of push rod (11) is provided with clamp plate (12).
3. The leather multipoint tensile test stand according to claim 2, characterized in that one end of the rack (18) is provided with an outer slide bar (16), two ends of the outer slide bar (16) are provided with limit tables (17), the side portion of the outer slide bar (16) is provided with a cross groove and scale lines, an inner slide bar (15) is arranged in the outer slide bar (16) in a sliding manner, the chuck (14) is arranged at one end of the inner slide bar (15), the other end of the inner slide bar (15) is provided with a cross (5), the cross (5) is clamped in the cross groove, and a compression spring (6) is arranged between the cross (5) and the limit table (17) close to the chuck (14).
4. Leather multipoint tensile test stand according to claim 3, characterized in that the underside of said press plate (12) and the underside of said groove are each provided with a plurality of small bosses (13).
5. Leather multipoint tensile test stand according to claim 4, characterized in that a worm wheel (19) is arranged on the hub of the gear (4), said worm wheel (19) being engaged with a worm (20), said worm (20) being arranged at the side of the slide (3).
6. Leather multipoint tensile test stand according to claim 5, characterized in that rollers (22) are provided on both sides of the slide (3).
7. Leather multipoint tensile test stand according to claim 6, characterized in that the top of the slide (3) is provided with a screw (24).
8. Leather multipoint tensile test stand according to claim 7, characterized in that the side of the slide (3) is provided with a handle (23).
9. Leather multipoint tensile test stand according to claim 8, characterized in that the upper end of the worm (20) is provided with a first handle (21).
10. Leather multipoint tensile test stand according to claim 9, characterized in that a second handle (8) is provided on the hub of said cam (9).
CN202111018204.4A 2021-08-31 2021-08-31 Leather multipoint tensile test bench Pending CN113600258A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111018204.4A CN113600258A (en) 2021-08-31 2021-08-31 Leather multipoint tensile test bench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111018204.4A CN113600258A (en) 2021-08-31 2021-08-31 Leather multipoint tensile test bench

Publications (1)

Publication Number Publication Date
CN113600258A true CN113600258A (en) 2021-11-05

Family

ID=78342466

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111018204.4A Pending CN113600258A (en) 2021-08-31 2021-08-31 Leather multipoint tensile test bench

Country Status (1)

Country Link
CN (1) CN113600258A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114272869A (en) * 2021-12-29 2022-04-05 上海纽脉医疗科技股份有限公司 Shaping device for fixing pericardium form and pericardium shaping method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204228522U (en) * 2014-07-15 2015-03-25 王明俊 A kind of film material multifunctional stretching proving installation
CN207168642U (en) * 2017-03-03 2018-04-03 重庆医科大学附属永川医院 A kind of pressure hemostatic adhesive bandage
CN109318388A (en) * 2018-09-29 2019-02-12 河北安迪模具有限公司 The dedicated two-way clamping fixture of the small hole machined of glass mold
CN209981482U (en) * 2019-06-25 2020-01-21 云南电网有限责任公司丽江供电局 Self-locking type grounding wire clamp
CN210427244U (en) * 2019-06-20 2020-04-28 长春因赛图精密仪器设备有限公司 Slow-stretching high-temperature in-situ cross-shaped stretching tester
CN210465129U (en) * 2019-09-09 2020-05-05 南京佐拓检测技术有限公司 Clamp for cable detection equipment
CN212932188U (en) * 2020-08-15 2021-04-09 湖北周黑鸭食品工业园有限公司 Clamp for testing tensile force of food packaging bag and tensile force testing machine
CN213411740U (en) * 2020-09-24 2021-06-11 贵州立科航标科技有限公司 Aviation spare part detects uses quick mounting fixture

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204228522U (en) * 2014-07-15 2015-03-25 王明俊 A kind of film material multifunctional stretching proving installation
CN207168642U (en) * 2017-03-03 2018-04-03 重庆医科大学附属永川医院 A kind of pressure hemostatic adhesive bandage
CN109318388A (en) * 2018-09-29 2019-02-12 河北安迪模具有限公司 The dedicated two-way clamping fixture of the small hole machined of glass mold
CN210427244U (en) * 2019-06-20 2020-04-28 长春因赛图精密仪器设备有限公司 Slow-stretching high-temperature in-situ cross-shaped stretching tester
CN209981482U (en) * 2019-06-25 2020-01-21 云南电网有限责任公司丽江供电局 Self-locking type grounding wire clamp
CN210465129U (en) * 2019-09-09 2020-05-05 南京佐拓检测技术有限公司 Clamp for cable detection equipment
CN212932188U (en) * 2020-08-15 2021-04-09 湖北周黑鸭食品工业园有限公司 Clamp for testing tensile force of food packaging bag and tensile force testing machine
CN213411740U (en) * 2020-09-24 2021-06-11 贵州立科航标科技有限公司 Aviation spare part detects uses quick mounting fixture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114272869A (en) * 2021-12-29 2022-04-05 上海纽脉医疗科技股份有限公司 Shaping device for fixing pericardium form and pericardium shaping method

Similar Documents

Publication Publication Date Title
CN201342570Y (en) Adjustable roller frame
CN113600258A (en) Leather multipoint tensile test bench
CN208994664U (en) A kind of press from both sides in parallel is converted to 90 degree of turnover mechanisms
CN211740952U (en) Fabric wear-resistant strength detection equipment
CN108555079A (en) Bending clamp and bending method
CN201848752U (en) Fixing device for wrench head polishing equipment
CN108978153B (en) Ironing machine for tailoring
CN202994290U (en) Adjustable mechanical slit device for spectrometers
CN201254649Y (en) Lead screw transmission mechanism for embroidering machine
CN113686662A (en) Adjustable measuring device for leather
CN217561226U (en) Wear-resisting detection device of garment materials
CN215677833U (en) Reinforcing steel bar bending test fixture
CN213104173U (en) Rolling guide device of table press
CN209439659U (en) A kind of clamping device
CN202780823U (en) Spherical roller superfinishing machine workpiece clamping device
CN200951440Y (en) Mobile medium pressing head of equipment for cold bending shaped materials
CN209935587U (en) Steel band frame for rolling machine
CN208788363U (en) A kind of rotproofness detection fixture of hydraulic cylinder end cover
CN212265204U (en) Regulation type clamping device
CN2684974Y (en) Machine tool tailstock apparatus with unloading device
CN210940562U (en) Synchronous rolling contact type roller press
CN219568433U (en) Cutting bed with dustproof mechanism
CN219996738U (en) Memory fabric performance detection device
CN220548245U (en) Quick pneumatic adsorption film positioning jig
CN217520931U (en) Anti bending strength check out test set of guide rail

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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20211105