CN2188203Y - Portable leather softness tester - Google Patents
Portable leather softness tester Download PDFInfo
- Publication number
- CN2188203Y CN2188203Y CN 93239710 CN93239710U CN2188203Y CN 2188203 Y CN2188203 Y CN 2188203Y CN 93239710 CN93239710 CN 93239710 CN 93239710 U CN93239710 U CN 93239710U CN 2188203 Y CN2188203 Y CN 2188203Y
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Abstract
The utility model relates to a portable leather softness tester, composed of a machine frame, an operating mechanism and a testing unit. The operating mechanism and the testing unit are arranged on the cantilever of the machine frame; the testing unit is composed of a load carrying body and a displacement gauge; the testing rod of the displacement gauge can move up and down corresponding to the displacement gauge; the bottom board of the machine frame below the testing rod is provided with a testing hole in a coaxial line with the testing rod; a leather sample to be tested is horizontally arranged on the upper surface of the testing hole. The testing result of the utility model veritably shows the softness of the leather; the leather of various technological conditions can be measured, and a testing sample is not destroyed. The utility model can realize test on-line and has the advantages of simple structure, light weight and easy operation.
Description
The utility model relates to a kind of leather softness determinator that is made of frame, measuring head and operation control gear.
Pliability is the gross index of leather.Process hides circle at present both at home and abroad, leather product, shoemaking circle are all less than the instrument and the method for quantitative determination leather softness objectively.
" leather chemistry " VOL.26 No3 in 1980 P127 has published exercise question that one piece of Japanese scholar's nighttide rugged virtue of a specified duration the delivers paper for " ソ Off ト ヮ wind can レ ヮ measuring method ", this article has proposed several main physical mechanical performance index such as the extensibility, tensile strength with leather, behind linear superposition, characterize the pliability of leather.But this method has destructiveness to leather sample, and existing both at home and abroad experimental results demonstrate: do not have linear mathematical relation between the physical and mechanical properties of leather and the pliability.(comprise Japan) up to now, in the world and all do not adopt this method.
" Vast TechnicalResearch Programme BLC " in Britain's periodical " World leather " was at 91 years reports, and Britain is developing a kind of leather softness analyzer.This instrument is clamped sample with two circle rings up and down, makes it can not slippage, with constant speed the leather central point in the circle ring is applied permanent load then, weighs leather softness with the degree of depth that the leather central point sink.This instrument comes down to the comprehensive analyzer of leather elasticity and pliability, in view of the restriction of its test philosophy, can only do relative pliability test to the leather of same process conditions, can not be applicable to the testing elastic difference especially and the good leather of pliability.Because instrument applies permanent load with constant speed to sample, adopted cylinder piston mechanism, its complex structure, poor reliability again.
The purpose of this utility model is to overcome the weak point of prior art, provide a kind of under the condition of not destroying tested leather sample, can measure the pliability of various different technology conditions leathers exactly, and portable leather softness analyzer simple in structure, that use reliably, can be used for online test.
Invention thought of the present utility model is, makes tested leather sample be in free free state, deflects the pliability that angle and intensity of compression are measured leather to measure leather under loading.Concrete main mensuration measure is, tested leather sample freely is seated on the platform with holes, then facing to being positioned at the leather imposed load of central point of hole, deflect angle and compression degree by what the leather of measuring central point of hole sank that the degree of depth measures leather, promptly determine the pliability of leather.
The purpose of this utility model realizes by taking following technical scheme:
The leather softness analyzer comprises frame, measuring head and operation control gear, frame is made of cantilever that links into an integrated entity and base plate, measuring head is made of load body and offset table, but the housing of the reference test bar relative displacement table of offset table moves up and down, the load body is installed with the upper end at reference test bar, measuring head and frame cantilever are complementary, reference test bar under the manipulation that is arranged on the operation control gear on the frame cantilever relatively cantilever move up and down, be processed with on the framework soleplate that faces toward under the reference test bar one with the instrument connection of reference test bar coaxial cable.Adjustable in order to realize that better the purpose of this utility model can be designed to the weight of load body, to be suitable for the leather of measuring different pliabilitys.The cantilever of frame and chassis preferably are rigidly connected and are integral, and as integral casting forming, can reduce the sum of errors distortion inaccuracy that too many levels brings like this.
The utility model is except that having above-mentioned feature, a test borehole jack also can be set in the backplane testing hole, so just can be by changing the diameter that the instrument connection cover changes instrument connection, maybe after the test borehole jack uses abrasion deformation for a long time, by changing the shape that the test borehole jack recovers instrument connection.
Compared with the prior art the utility model has following relatively more outstanding advantage and effect:
1, of the present utility model open, a kind of technology and device of the leather softness of quantization assessment objectively are provided for leather industry, fundamentally solved leather industry and touched the problem of observing with experience assessment leather softness with people's hand for a long time, a kind of resultant leather quality monitoring means of science is provided for tanning production and scientific research.
2, the parameter correct response of the evaluation leather softness measured of the utility model the true pliability of tested leather.Inventor of the present utility model has carried out the test of a large amount of leather samples with the utility model, and it is very consistent that the result who is surveyed and veteran process hides expert touch the result that the mode of observing measures with hand.
3, not only can be used for the test of same kind leather, also can adopt leather softness test in different technology conditions, different cultivars.
4, do not destroy leather sample in the test process, therefore can realize on-line testing in process of production.
5, simple in structure, in light weight, be easy to carry, test operation is simple and easy, quick.
The utility model when the base plate of frame is the flat board in not tape test hole, or is being processed with the flat board that a not tape test hole is set on the base plate of instrument connection except that above-mentioned advantage, also can be used to test the thickness of leather sample.In addition, under the constant situation of test philosophy, the structure of instrument makes improvements and computer configuration slightly, promptly constitutes the leather softness automatic checkout system, can analyze full pliability of opening leather, for selection, the discharge robotization of product, shoemaking provides technical foundation.
Accompanying drawing 1 is a kind of structural representation of the present utility model, and its operation control gear is a leverage.
Accompanying drawing 2 is another kind of structural representations of the present utility model, and its operation control gear is the worm and gear electromagnet mechanism.
Accompanying drawing 3 is another structural representation of the utility model, and its operation control gear is the nut-screw shifting fork mechanism.
Provide an embodiment of the present utility model below in conjunction with description of drawings, and the utility model is further described.
The leather softness analyzer comprises frame, measuring head and operation control gear, frame comprises cantilever (1) and base plate (8), cantilever and base plate are the monoblock cast part, the operation control gear is a leverage, (2) be lever, be arranged on the top of frame cantilever (1), measuring head is made of load body (3) and offset table, the reference test bar of offset table (6) is arranged in the displacement watch shell (4), reference test bar runs through housing in two ends up and down, load body (3) is installed with in the reference test bar upper end, reference test bar housing relatively slides up and down, measuring head is processed with circular hole by guide groove and frame cantilever slide arrangement on the framework soleplate that faces toward under the reference test bar (6), the test borehole jack (7) that to be provided with an end face in circular hole be the plane.During the test leather softness, operating lever (2) rises reference test bar, tested sample is lain in the top of test borehole jack, reference test bar drops under the manipulation of lever when its lower end touches sample and stops, and writes down the reading on the offset table dial plate, allows reference test bar freely descend under the effect of load and himself weight then, decline stops, write down the reading on the offset table dial plate again, the difference of two readings is the sagging degree of depth of tested leather sample, has also promptly measured the pliability of leather sample.In accompanying drawing 2, the operation control gear is made of worm gear (9), worm screw (10) and electromagnet (11) on the analyzer.During test, measuring head drops to reference test bar (6) and stops when the lower end touches tested sample under the operation of worm-and-wheel gear, at this moment disconnect electromagnet power supply, and reference test bar freely descends with respect to housing under the effect of load and own wt.The same, can record the pliability of leather sample.In accompanying drawing 3, the operation control gear of analyzer is made of nut (12), screw rod (13), handwheel (14), shift fork (15) and chute tube (16).During test, rotate handwheel (14), measuring head descends under the drive of screw rod, and at this moment the handwheel that stops operating when the reference test bar lower end touches tested sample stirs the chute that shift fork is aimed at the chute tube, allows reference test bar freely descend.The same, can record the pliability of leather sample.
The utility model is not limited to the described several forms of embodiment, also can be designed to other form according to its principle.
Claims (2)
1, a kind of portable leather softness analyzer, comprise frame, measuring head and operation control gear, frame is made of interconnective cantilever (1) and base plate (8), measuring head and operation control gear are arranged on the cantilever of frame, it is characterized in that measuring head is made of load body (3) and offset table, the reference test bar of offset table (6) but the housing (4) of relative displacement table move up and down, the load body is installed with the upper end at reference test bar, measuring head and frame cantilever are complementary, reference test bar under the manipulation of operation control gear relatively cantilever move up and down, be processed with on the framework soleplate that faces toward under the reference test bar one with the instrument connection of test specimens coaxial cable.
2, the soft analyzer of portable leather according to claim 1 is characterized in that the cantilever (1) of frame and chassis (8) are rigidly connected to be integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93239710 CN2188203Y (en) | 1993-12-15 | 1993-12-15 | Portable leather softness tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93239710 CN2188203Y (en) | 1993-12-15 | 1993-12-15 | Portable leather softness tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2188203Y true CN2188203Y (en) | 1995-01-25 |
Family
ID=33814177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93239710 Expired - Fee Related CN2188203Y (en) | 1993-12-15 | 1993-12-15 | Portable leather softness tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2188203Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510567A (en) * | 2015-12-31 | 2016-04-20 | 昆山阿基里斯人造皮有限公司 | Artificial leather flexibility detection equipment |
| CN105547879A (en) * | 2016-03-08 | 2016-05-04 | 苏州天键衡电子信息科技有限公司 | Small hardness testing instrument |
| CN106404564A (en) * | 2016-09-28 | 2017-02-15 | 苏州大学 | Bursting device |
| CN109855995A (en) * | 2017-11-30 | 2019-06-07 | 东莞市世通仪器检测服务有限公司 | A kind of gasbag-type leather softness tester |
-
1993
- 1993-12-15 CN CN 93239710 patent/CN2188203Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510567A (en) * | 2015-12-31 | 2016-04-20 | 昆山阿基里斯人造皮有限公司 | Artificial leather flexibility detection equipment |
| CN105547879A (en) * | 2016-03-08 | 2016-05-04 | 苏州天键衡电子信息科技有限公司 | Small hardness testing instrument |
| CN106404564A (en) * | 2016-09-28 | 2017-02-15 | 苏州大学 | Bursting device |
| CN109855995A (en) * | 2017-11-30 | 2019-06-07 | 东莞市世通仪器检测服务有限公司 | A kind of gasbag-type leather softness tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |