CN113600258A - Leather multipoint tensile test bench - Google Patents
Leather multipoint tensile test bench Download PDFInfo
- 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
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- leather
- tensile test
- multipoint
- test stand
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- 239000010985 leather Substances 0.000 title claims abstract description 58
- 238000009864 tensile test Methods 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000002474 experimental method Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/02—Laboratory benches or tables; Fittings therefor
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- 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
- G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
-
- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- 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
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0037—Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects
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- 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
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).
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 (2)
| 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 |
| CN114272869B (en) * | 2021-12-29 | 2024-06-11 | 上海纽脉医疗科技股份有限公司 | Shaping device and method for fixing pericardium form |
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| 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 |
-
2021
- 2021-08-31 CN CN202111018204.4A patent/CN113600258A/en active Pending
Patent Citations (8)
| 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 (2)
| 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 |
| CN114272869B (en) * | 2021-12-29 | 2024-06-11 | 上海纽脉医疗科技股份有限公司 | Shaping device and method for fixing pericardium form |
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Application publication date: 20211105 |