CN110887730A - Clamping correction device and fabric tensile testing machine - Google Patents
Clamping correction device and fabric tensile testing machine Download PDFInfo
- Publication number
- CN110887730A CN110887730A CN201911361596.7A CN201911361596A CN110887730A CN 110887730 A CN110887730 A CN 110887730A CN 201911361596 A CN201911361596 A CN 201911361596A CN 110887730 A CN110887730 A CN 110887730A
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- clamping
- holder
- correction device
- fabric
- clamping seat
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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
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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- 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
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- 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
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- 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
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0252—Monoaxial, i.e. the forces being applied along a single axis of the specimen
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0423—Chucks, fixtures, jaws, holders or anvils using screws
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a clamping correction device and a fabric tensile testing machine, wherein the clamping correction device comprises: the sliding plate comprises a sliding plate body and side baffles arranged on one side edge of the sliding plate body, the upper clamping seat and the lower clamping seat are detachably arranged at two ends of the sliding plate body, the upper clamping plate and the lower clamping plate are arranged on the upper clamping seat and the lower clamping seat in a one-to-one correspondence mode through the screws, a sliding groove is formed between the sliding plate body and the side baffles, a plurality of sliding magnetic sheets are arranged on the sliding plate body, and one end of each sliding magnetic sheet is slidably arranged in the sliding groove; the fabric tensile testing machine comprises: and clamping the correcting device. The clamping correction device provided by the invention has the advantages that the fabric is unfolded and aligned in the vertical plane, so that the test accuracy and the test reproducibility of the fabric tensile testing machine are improved.
Description
Technical Field
The invention relates to the technical field of fabric performance testing, in particular to a clamping correction device and a fabric tensile testing machine.
Background
The mechanical properties of the fabric, i.e. the ability of the fabric to resist damage or elimination, directly affect the processability of the fabric and the comfort of the finished garment. The strip method is one of the methods for measuring the tensile breaking strength of a fabric, and indicates the indexes such as breaking strength, breaking elongation and the like. According to the test method, during testing, the fabric is required to be made into a rectangular test sample with a specified width and length, then the prepared test sample is clamped by an upper clamp and a lower clamp of a tensile testing machine along the length direction, a specified clamping distance and a specified tensile speed are set, the tensile test is started until the test sample is broken, and relevant data are recorded, wherein the specific test method can refer to national standards GB/T3923.1-2013 and GB/T24218.3-2010. Most fabrics are flexible and uneven, and the vertical state of the tested fabrics is difficult to ensure only by manually adjusting the clamping position by visual inspection, so that the test result precision of the conventional fabric tensile testing machine is low, and the test repeatability of different types of fabrics is greatly different, for example, the flat fabrics such as jeans and the like have better test precision and repeatability than those of crinkled fabrics such as chiffon and the like. Therefore, how to ensure the accuracy and reproducibility of the measured data when a strip-method fabric tensile test is carried out is a technical problem to be solved in the field.
Disclosure of Invention
The invention aims to provide a clamping correction device and a fabric tensile testing machine, so as to improve the testing accuracy and reproducibility of the fabric tensile testing machine.
In order to achieve the above object, the present invention provides a grip correction apparatus comprising: slide, last holder, punch holder, lower plate, slip magnetic sheet and screw, the slide includes the slide body and sets up the side shield at slide body one side edge, go up the holder with holder detachably sets up down slide body both ends, the punch holder with the lower plate passes through the screw one-to-one sets up go up the holder with on the holder down, the slide body with be provided with the spout between the side shield, it is a plurality of the slip magnetic sheet sets up on the slide body just slip magnetic sheet one end slidable ground sets up in the spout.
Optionally, the two ends of the sliding plate are provided with connecting grooves, and correspondingly, the upper clamping base and the lower clamping base are provided with connecting guide rails, and the connecting guide rails are slidably arranged in the connecting grooves.
Optionally, one end of the connecting groove is provided with a limiting block for preventing the connecting guide rail from passing through.
Optionally, the upper clamping seat is far away from one end of the sliding plate and is provided with an upper chuck, the lower clamping seat is far away from one end of the sliding plate and is provided with a lower chuck, and the upper chuck and the lower chuck are both T-shaped connectors.
Optionally, the contact surface of the upper clamping seat and the upper clamping plate is provided with a first frosted coating, and the contact surface of the lower clamping seat and the lower clamping plate is provided with a second frosted coating.
Optionally, a first silica gel pad is arranged between the first frosted coating of the upper clamping seat and the upper clamping head, and a second silica gel pad is arranged between the second frosted coating of the lower clamping seat and the lower clamping head.
Optionally, the first silica gel pad and the second silica gel pad are provided with pushpins for fixing a fabric.
The invention also provides a fabric tensile testing machine, comprising: base, stand, crossbeam, removal support, go up the clamping jaw, lower clamping jaw, climbing mechanism and centre gripping correcting unit, two the stand interval sets up on the base, the crossbeam sets up the stand is kept away from base one end, remove the support and pass through climbing mechanism sets up two between the stand, be used for the centre gripping go up the holder the last clamping jaw is connected remove the support for the holder is in under the centre gripping the clamping jaw sets up on the base.
The invention provides a clamping correction device and a fabric tensile testing machine, wherein the clamping correction device comprises: the sliding plate comprises a sliding plate body and side baffles arranged on one side edge of the sliding plate body, the upper clamping seat and the lower clamping seat are detachably arranged at two ends of the sliding plate body, the upper clamping plate and the lower clamping plate are arranged on the upper clamping seat and the lower clamping seat in a one-to-one correspondence mode through the screws, a sliding groove is formed between the sliding plate body and the side baffles, a plurality of sliding magnetic sheets are arranged on the sliding plate body, and one end of each sliding magnetic sheet is slidably arranged in the sliding groove; the fabric tensile testing machine comprises: the method comprises the following steps: base, stand, crossbeam, removal support, last clamping jaw, lower clamping jaw, climbing mechanism and centre gripping correcting unit. According to the clamping and correcting device provided by the invention, the tested fabric is laid on the sliding plate body, the fabric is flattened through the sliding magnetic sheet, the two ends of the fabric are clamped and fixed through the clamping plates (including the upper clamping plate and the lower clamping plate), the fabric is aligned left and right through the side baffle, and the fabric is unfolded and aligned in the vertical plane, so that the testing accuracy and the testing reproducibility of the fabric tensile testing machine are improved.
Drawings
FIG. 1 is a schematic view of a clamping calibration device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a skateboard provided in accordance with an embodiment of the present invention;
FIG. 3 is an exploded view of a clamping calibration device according to an embodiment of the present invention;
fig. 4 is a schematic view of a fabric tensile testing machine according to an embodiment of the present invention.
Wherein: 1-sliding plate, 101-side baffle plate, 102-sliding groove, 103-connecting groove, 104-limiting block, 2-upper clamping seat, 201-upper clamping head, 202-first silica gel pad, 203-first frosted coating, 3-upper clamping plate, 4-lower clamping seat, 401-lower clamping head, 402-second silica gel pad, 403-second frosted coating, 5-lower clamping plate, 6-screw, 7-fabric, 8-drawing pin, 9-sliding magnetic sheet, 10-base, 20-upright column, 30-cross beam, 40-movable support, 50-upper clamping jaw and 60-lower clamping jaw.
Detailed Description
When a fabric tensile test is carried out, the tested fabric needs to be fixed on a tensile testing machine clamp holder as vertically as possible, and two ends of the fabric are clamped and spread on the clamp holder smoothly so as to achieve an optimal clamping state. However, most fabrics are flexible and uneven, and the clamping mode of the existing testing method only depends on manual visual inspection to adjust the clamping position, so that the vertical state of the tested fabric is obviously difficult to ensure, and the accuracy and the stability of the test are adversely affected. Therefore, the applicant designs a clamping correction device and a fabric tensile testing machine to solve the technical problems.
The following describes in more detail embodiments of the present invention with reference to the schematic drawings. Advantages and features of the present invention will become apparent from the following description and claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. Fig. 1 is a schematic view of a clamping correction device according to an embodiment of the present invention, fig. 2 is a schematic view of a slide board according to an embodiment of the present invention, fig. 3 is an exploded schematic view of a clamping correction device according to an embodiment of the present invention, and referring to fig. 1 to 3, the clamping correction device includes: the sliding plate comprises a sliding plate 1, an upper clamping seat 2, an upper clamping plate 3, a lower clamping seat 4, a lower clamping plate 5, sliding magnetic sheets 9 and screws 6, wherein the sliding plate 1 comprises a sliding plate body and side baffle plates 101 arranged at one side edge of the sliding plate body, the upper clamping seat 2 and the lower clamping seat 4 are detachably arranged at two ends of the sliding plate body, the upper clamping seat 2 and the lower clamping seat 4 are spliced to form a flat plate, the side baffle plates 101 extend towards two ends where the upper clamping seat 2 and the lower clamping seat 4 are arranged, the upper clamping plate 3 and the lower clamping plate 5 are correspondingly arranged on the upper clamping seat 2 and the lower clamping seat 4 one by one through the screws 6, a sliding groove 102 is arranged between the sliding plate body and the side baffle plates, the sliding magnetic sheets 9 are arranged on the sliding plate body, one end of the sliding sheet 9 is slidably arranged in the sliding groove 102, the sliding magnetic sheet 9 is adsorbed on the sliding plate body, the sliding magnetic sheet 9 can slide towards or away from the upper clamping seat 2, and the fabric 7 laid on the sliding plate body is flatly unfolded by the sliding magnetic sheet 9. One side of the fabric 7 is in contact with the side fence 101, and the fabric 7 is aligned left and right by the side fence 101. The drift diameters of the two ends of the sliding groove 102 are larger than the sectional area of the sliding magnetic sheet 9, so that the sliding magnetic sheet 9 can be detached from the sliding groove 10, and the fabric 7 is convenient to mount.
Referring to fig. 1 to 3, the sliding plate 1 is provided with connecting grooves 103 at both ends thereof, and correspondingly, the upper holder 2 and the lower holder 4 are provided with connecting rails slidably disposed in the connecting grooves 2. The connecting groove 103 may be a T-shaped groove or a dovetail groove, and the specific structure is not limited. One end of the connecting groove 103 is provided with a limiting block 104 for preventing the connecting guide rail from passing through. After the fabric 7 is clamped, the sliding plate 1 is pulled out to the left side, and then the fabric tensile test can be carried out. Go up holder 2 and keep away from 1 one end of slide is provided with chuck 201, holder 4 keeps away from down 1 one end of slide is provided with down chuck 401, go up chuck 201 with chuck 401 is T type connector down to be connected with fabric tensile test machine's clamping jaw.
Referring to fig. 1 to 3, the contact surface of the upper holder 2 and the upper clamping plate 3 is provided with a first abrasive coating 203, and the contact surface of the lower holder 4 and the lower clamping plate 5 is provided with a second abrasive coating 403, which can prevent the fabric 7 from slipping when clamped. A first silica gel pad 202 is arranged between the first frosted coating of the upper holder 2 and the upper chuck 201, and a second silica gel pad 402 is arranged between the second frosted coating of the lower holder 4 and the lower chuck 401. The first silica gel pad 201 and the second silica gel pad 401 are provided with pushpins 8 for fixing fabrics.
The invention also provides a fabric tensile testing machine, fig. 4 is a schematic diagram of the fabric tensile testing machine provided by an embodiment of the invention, and referring to fig. 1 to fig. 4, the fabric tensile testing machine comprises: base 10, stand 20, crossbeam 30, movable support 40, last clamping jaw 50, lower clamping jaw 60, climbing mechanism and above centre gripping correcting unit, two the stand 20 interval sets up on the base 10, crossbeam 30 sets up stand 20 is kept away from base 10 one end, movable support 40 passes through climbing mechanism sets up two between the stand 20 and can reciprocate for the holder 2 is gone up in the centre gripping the clamping jaw 50 is connected movable support 40 is used for the centre gripping holder 4 down clamping jaw 60 sets up on the base 10.
In summary, in the clamping calibration device and the fabric tensile testing machine provided in the embodiments of the present invention, the clamping calibration device includes: the sliding plate comprises a sliding plate 1, an upper clamping seat 2, an upper clamping plate 3, a lower clamping seat 4, a lower clamping plate 5, sliding magnetic sheets 9 and screws 6, wherein the sliding plate 1 comprises a sliding plate body and side baffle plates 101 arranged on one side edge of the sliding plate body, the upper clamping seat 2 and the lower clamping seat 4 are detachably arranged at two ends of the sliding plate body, the upper clamping plate 3 and the lower clamping plate 5 are correspondingly arranged on the upper clamping seat 2 and the lower clamping seat 4 one by one through the screws 6, a sliding groove 102 is arranged between the sliding plate body and the side baffle plates, the sliding magnetic sheets 9 are arranged on the sliding plate body, and one end of each sliding magnetic sheet 9 is slidably arranged in the sliding groove 102; the fabric tensile testing machine comprises: the device comprises a base 10, a column 20, a cross beam 30, a movable bracket 40, an upper clamping jaw 50, a lower clamping jaw 60, a jacking mechanism and a clamping correction device. According to the clamping correction device and the fabric tensile testing machine provided by the invention, the fabric is unfolded and aligned in the vertical plane, so that the test accuracy and reproducibility of the fabric tensile testing machine are improved.
The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any way. It will be understood by those skilled in the art that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A grip calibration device, comprising: slide, last holder, punch holder, lower plate, slip magnetic sheet and screw, the slide includes the slide body and sets up the side shield at slide body one side edge, go up the holder with holder detachably sets up down slide body both ends, the punch holder with the lower plate passes through the screw one-to-one sets up go up the holder with on the holder down, the slide body with be provided with the spout between the side shield, it is a plurality of the slip magnetic sheet sets up on the slide body just slip magnetic sheet one end slidable ground sets up in the spout.
2. The grip correction apparatus of claim 1, wherein the slide plate is provided at both ends with coupling grooves, and the upper and lower holders are respectively provided with coupling rails slidably disposed in the coupling grooves.
3. The grip correction apparatus according to claim 2, wherein one end of the connection groove is provided with a stopper for preventing the connection rail from passing therethrough.
4. The clamping correction device of claim 1, wherein an upper chuck is disposed at an end of the upper clamping seat away from the sliding plate, a lower chuck is disposed at an end of the lower clamping seat away from the sliding plate, and both the upper chuck and the lower chuck are T-shaped connectors.
5. The grip calibration apparatus of claim 4 wherein the interface of the upper holder and the upper jaw is provided with a first abrasive coating and the interface of the lower holder and the lower jaw is provided with a second abrasive coating.
6. The clamping correction device of claim 5, wherein a first silicone pad is disposed between the first frosted coating of the upper clamping seat and the upper clamping head, and a second silicone pad is disposed between the second frosted coating of the lower clamping seat and the lower clamping head.
7. The clamping correction device of claim 6, wherein pushpins for fixing a fabric are disposed on the first silicone pad and the second silicone pad.
8. A fabric tensile testing machine, comprising: the clamping correction device comprises a base, a stand column, a cross beam, a movable support, an upper clamping jaw, a lower clamping jaw, a jacking mechanism and the clamping correction device according to any one of claims 1 to 7, wherein the two stand columns are arranged on the base at intervals, the cross beam is arranged at one end, far away from the base, of the stand column, the movable support is arranged between the two stand columns through the jacking mechanism, the upper clamping jaw for clamping the upper clamping seat is connected with the movable support, and the lower clamping jaw for clamping the lower clamping seat is arranged on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911361596.7A CN110887730A (en) | 2019-12-26 | 2019-12-26 | Clamping correction device and fabric tensile testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911361596.7A CN110887730A (en) | 2019-12-26 | 2019-12-26 | Clamping correction device and fabric tensile testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110887730A true CN110887730A (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911361596.7A Pending CN110887730A (en) | 2019-12-26 | 2019-12-26 | Clamping correction device and fabric tensile testing machine |
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| Country | Link |
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| CN (1) | CN110887730A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452576A (en) * | 2022-09-15 | 2022-12-09 | 深圳市三木希色服饰有限公司 | Cloth stretching resistance detection device for clothing research and development |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1218902A (en) * | 1997-07-23 | 1999-06-09 | 米什兰集团总公司 | Monitor for stress of tyre |
| CN201364343Y (en) * | 2008-12-02 | 2009-12-16 | 深圳麦逊电子有限公司 | PCB flattener for PCB tester |
| CN208568467U (en) * | 2018-08-08 | 2019-03-01 | 孝感荟智环保技术研发有限公司 | The clamping device of fabric strength machine |
| CN109879098A (en) * | 2019-02-16 | 2019-06-14 | 王敏侠 | A kind of fabric inspecting-rolling machine |
| CN209182336U (en) * | 2018-12-18 | 2019-07-30 | 无锡益诺华科技发展有限公司 | A kind of uroscopy instrument objective table |
-
2019
- 2019-12-26 CN CN201911361596.7A patent/CN110887730A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1218902A (en) * | 1997-07-23 | 1999-06-09 | 米什兰集团总公司 | Monitor for stress of tyre |
| CN201364343Y (en) * | 2008-12-02 | 2009-12-16 | 深圳麦逊电子有限公司 | PCB flattener for PCB tester |
| CN208568467U (en) * | 2018-08-08 | 2019-03-01 | 孝感荟智环保技术研发有限公司 | The clamping device of fabric strength machine |
| CN209182336U (en) * | 2018-12-18 | 2019-07-30 | 无锡益诺华科技发展有限公司 | A kind of uroscopy instrument objective table |
| CN109879098A (en) * | 2019-02-16 | 2019-06-14 | 王敏侠 | A kind of fabric inspecting-rolling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452576A (en) * | 2022-09-15 | 2022-12-09 | 深圳市三木希色服饰有限公司 | Cloth stretching resistance detection device for clothing research and development |
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Application publication date: 20200317 |
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| RJ01 | Rejection of invention patent application after publication |