CN203385604U - Device for obtaining leather section in top-extension state - Google Patents
Device for obtaining leather section in top-extension state Download PDFInfo
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- CN203385604U CN203385604U CN201320496166.8U CN201320496166U CN203385604U CN 203385604 U CN203385604 U CN 203385604U CN 201320496166 U CN201320496166 U CN 201320496166U CN 203385604 U CN203385604 U CN 203385604U
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- mould
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- resin
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Abstract
The utility model specifically discloses a device for obtaining a leather section in a top-extension state. The device comprises a mould lower body, a mould upper body, a top rod, G-shaped clamps and a resin filling system, wherein the mould upper body and the mould lower body are matched from top to bottom, and the G-shaped clamps for clamping a leather sample are arranged at the matched boundary of the upper and lower bodies; a lower pouring hole of a vertical filling system communicated with the mould lower body is formed in the bottom of the mould lower body; a fixed opening, through which the top rod penetrates, is formed in the center position of the top of the mould upper body; an upper pouring hole is formed in the top, deviating from the center, of the mould upper body. According to the device for obtaining the leather section in the top-extension state disclosed by the utility model, a top-extension leather sample is soaked by a mixture of unsaturated polyester resin, an accelerator and a curing agent, and cured to prepare a firm resin-based composite material for fixing leather fibers, and the resin-based composite material can be grinded, polished and the like while the fibers do not move, deform or miss.
Description
Technical field
The utility model relates to a kind of preparation facilities of leather sample, is specifically related to a kind of top and stretches state leather cross-sectional sample preparation facilities, belongs to leather inspection technology field.
Background technology
The leather Weave parameters mainly obtains by observing the leather histotomy, as 2002, the Wang Yingmei of Sichuan University etc. are studied (Histological Structure of Porket Skin research by the section of polarized light microscope observing sucking pig skin to Histological Structure of Porket Skin, Wang Yingmei etc., leather science and engineering ISSN 1004-7964, the 12nd volume, the 1st phase, the 50-54 page, in February, 2002), 2010, the pig that the Lv Jing of resource and environment institute of Shaanxi Tech Univ has prepared different feels by sulfuric acid Nai Erlan decoration method, sheep, ox-hide finished product leather histotomy, in its institutional framework of the micro-Microscopic observation of multimedia, analyzed the relation (pig of its institutional framework and performance, sheep, the institutional framework of ox-hide finished product leather and the relation of performance are inquired into, leather and chemical industry ISSN 1674-0939, the 27th volume, the 6th phase, the 36-39 page, in Dec, 2010).In recent years, people start to carry out measuring leather sense characteristic parameters (method for measuring leather sense characteristic parameters, number of patent application 2008101509999.2), and organoleptic attribute is quantized.
But, the Changeement of the leather institutional framework in situation is stretched on some tops, that the fibre section of pushing up after stretching by observation obtains, situation owing to removing leather cross section after external force and stress is can be not identical, during stress, fiber condition does not well preserve, thus observe often be not real stress the time fibre morphology.At the document (controlling system design of leather organoleptic parameters analyzer, Lu Qi etc., Chinese leather, the 39th the 15th phase of volume, 29-32 page, ISSN:1001-6813, in August, 2010) in a kind of leather organoleptic parameters analyzer is disclosed, deformation is stretched on its top that is leather is reacted in variation by recording load-displacement-time data, this method cannot obtain real top while stretching state fiber and woven condition thereof.So when quantizing Leather Properties, also need a kind of method to observe intuitively the variation of fiber and woven condition thereof, in order to better explain or quantize its performance parameter.
the utility model content
The utility model is for the deficiencies in the prior art, provides a kind of leather fiber of observing to stretch form under state and the device of braiding structure thereof on top.Making top stretch the fiber in the leather cross section and braiding structure under state is accurately reflected.
The technical solution adopted in the utility model is as follows:
A kind of obtaining pushed up the device of stretching state leather cross section, comprise mould lower body, mould upper body, push rod, G type folder and resin loading system, described mould upper body and mould lower body coordinate up and down, and the boundary coordinated is provided with for clamping the G type folder of leather sample, the bottom of described mould lower body is provided with the peg gate of the vertical loading system communicated with it, the center at the top of mould upper body is provided with the fixing port passed for push rod, in the center of departing from top, mould upper body, is provided with the upper mouth.
Described push rod is resin rodlet, with the leather contact jaw be semisphere, and the diameter of resin rodlet is 10-30mm.
Described resin loading system comprises funnel, and described funnel is connected with the peg gate by rubber tube, and is provided with a spring clamp that plays on-off action at link position.
Described mould lower body and mould upper body are to be circular cavity body up and down, its opening diameter 50-100mm, and height 30-50mm, base diameter 30-80mm, flange width 20mm, material is steel, interior smooth has the dark annular anti-slip tank of 0.1mm on flange.
The bottom of described mould lower body is provided with a support.
The method for making sample of described device is as follows:
Step 1 will coat demoulding wax in the mould upper and lower body;
Step 4 is vertically put into mould by push rod from mould upper body push rod fixing port, and the hemisphere face of push rod is downward, and applies acting force or press counterweight at the push rod top;
Resin such as step 6 grade removes acting force or removes counterweight after solidifying fully;
The resin modulated in described step 6 comprises 196# unsaturated polyester resin, cobalt octoate solution, methyl ethyl ketone peroxide solution, and its ratio is the 196# unsaturated polyester resin: cobalt iso-octoate solution: methyl ethyl ketone peroxide solution=100:1:1.2.
Described cobalt iso-octoate solution is every milliliter of solution containing cobalt iso-octoate 0.40～0.45 gram; Described methyl ethyl ketone peroxide solution is every milliliter and contains methyl ethyl ketone peroxide 0.54～0.60 gram, containing available oxygen≤10%.
Principle of the present utility model is to use unsaturated polyester resin, promoter and curing agent mixture dipping top to stretch leather sample, be made into a kind of firm polymer matrix composites after solidifying, leather fiber is fixed, can be polished to it, the operation such as polishing, and fiber do not move, indeformable, do not lack.
The beneficial effects of the utility model are as follows:
Sample preparation device described in the utility model, it is constant that in the resin-dipping solidification process, power is stretched on top, the resin push rod does not take out, 196# unsaturated polyester resin viscosity used is little, intensity is high, is easy to soak into leather, strong with leather affinity, fiber condition well remains after solidifying by resin-dipping, the state while after being convenient to, by its cross section of observation, understanding tensile fiber; Owing to adopting the split inclined mould, be convenient to dismounting and the demoulding; Due to top, to stretch power adjustable, can obtain various tops and stretch the sample under power, applied range.In addition, this apparatus structure is simple, is easy to make, easy to operate.
The accompanying drawing explanation
Fig. 1 is the device schematic diagram;
Fig. 2 is mould lower body sectional view;
Fig. 3 is mould lower body vertical view;
Fig. 4 is mould upper body sectional view;
Fig. 5 is mould upper body vertical view.
In figure: 1-mould lower body, 2-G type folder, 3-mould upper body, 4-push rod, the fixing dress mouthful of 5-push rod, 6-leather sample, 7-peg gate, 8-rubber tube, 9-spring clamp, 10-counterweight, the 11-support, 12-funnel, 13-upper mouth, 14-resin, 15-flange.
Embodiment
Below in conjunction with embodiment and Figure of description, the utility model is further elaborated, but the utility model institute protection domain is not limited to this.
A kind of extended state leather cross-sectional sample preparation facilities, its following structural features:
This device mainly comprises: mould lower body 1 and mould upper body 3, push rod 4, G type folder 2 and resin loading system.Accompany leather sample 6 in the middle of the flange of described mould upper body 3 and lower body 1, and clamp by three G type folders 2.The resin rodlet (used resin and mould in the resin-phase of filling together) of described push rod 4 for processing in advance, with the leather contact jaw be semisphere, the other end polishes flat, diameter is 10mm.Push rod is cured to together in mould when casting resin solidifies, and no longer takes out.Described resin loading system comprises funnel 12 and the peg gate 7, upper mouth 13, and the rubber tube 8 that connects funnel 12 and the peg gate 7, has also had the spring clamp 9 of on-off action.Described G type folder is for steel, common commercially available.
Described mould lower body 1 and mould upper body 3 opening diameter 50mm, height 30mm, base diameter 30mm, flange width 20mm, the material steel, interior smooth, have the dark annular anti-slip tank of 0.1mm on flange 15.
The bottom of described mould lower body 1 is provided with a support 11.
Method for making sample:
1. demoulding wax will be coated in lower body on mould;
2. leather sample is cut into to required toroidal, diameter is greater than 70mm, covers mould lower body opening, makes grain layer towards the mould inboard;
3. cover the mould upper body, with lower body flange on G type folder clamping mold, leather sample is fixedly secured;
4. push rod is vertically put into to mould (hemisphere face is downward) from mould upper body push rod fixing port 5, and apply certain acting force at the push rod top or press the counterweight 10 of constant weight.
5. add resin by the resin loading system in the mould lower body, after the resin impregnated leather, with spring clamp, clamp rubber tube, stop the resin of annotating.And rubber tube is cut away from a side of mould lower body from spring clamp, take off rear cleaning standby.Then pass through sprue gate, mould upper body to mould upper body resin by injection, half highly gets final product to reach the mould upper body.
6., after waiting resin 14 to solidify fully, remove acting force or remove counterweight;
7. after rapping mould, take out the leather sample be cured from mould;
8. cut as required sample, examine under a microscope after sanding and polishing.
Resin described in embodiment 14 comprises 196# unsaturated polyester resin, cobalt iso-octoate solution (every microlitre is containing 0.40～0.45 milligram of cobalt iso-octoate), (every microlitre is containing 0.54～0.60 milligram of methyl ethyl ketone peroxide for methyl ethyl ketone peroxide solution, containing available oxygen≤10%), all purchased from resin market, Jinan, its ratio is the 196# unsaturated polyester resin: cobalt iso-octoate solution: methyl ethyl ketone peroxide solution=100:1:1.2.
Above example is only for illustrating the use of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that do not break away from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (5)
1. one kind is obtained the device that state leather cross section is stretched on top, it is characterized in that: comprise mould lower body, mould upper body, push rod, G type folder and resin loading system, described mould upper body and mould lower body coordinate up and down, and the boundary coordinated is provided with for clamping the G type folder of leather sample, the bottom of described mould lower body is provided with the peg gate of the vertical loading system communicated with it, the center at the top of mould upper body is provided with the fixing port passed for push rod, in the center of departing from top, mould upper body, is provided with the upper mouth.
2. device as claimed in claim 1, it is characterized in that: described push rod is resin rodlet, with the leather contact jaw be semisphere, and the diameter of resin rodlet is 10-30mm.
3. device as claimed in claim 1, it is characterized in that: described resin loading system comprises funnel, and described funnel is connected with the peg gate by rubber tube, and is provided with a spring clamp that plays on-off action at link position.
4. device as claimed in claim 1, it is characterized in that: described mould lower body and mould upper body are to be circular cavity body up and down, its opening diameter 50-100mm, height 30-50mm, base diameter 30-80mm, flange width 20mm, material is steel, interior smooth, have the dark annular anti-slip tank of 0.1mm on flange.
5. device as claimed in claim 1, it is characterized in that: the bottom of described mould lower body is provided with a support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320496166.8U CN203385604U (en) | 2013-08-14 | 2013-08-14 | Device for obtaining leather section in top-extension state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320496166.8U CN203385604U (en) | 2013-08-14 | 2013-08-14 | Device for obtaining leather section in top-extension state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203385604U true CN203385604U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320496166.8U Expired - Fee Related CN203385604U (en) | 2013-08-14 | 2013-08-14 | Device for obtaining leather section in top-extension state |
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| CN (1) | CN203385604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398888A (en) * | 2013-08-14 | 2013-11-20 | 齐鲁工业大学 | Device for acquiring stretched-state leather sections and sample preparation method |
-
2013
- 2013-08-14 CN CN201320496166.8U patent/CN203385604U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398888A (en) * | 2013-08-14 | 2013-11-20 | 齐鲁工业大学 | Device for acquiring stretched-state leather sections and sample preparation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20150814 |
|
| EXPY | Termination of patent right or utility model |