CN110405889A - A kind of plate anti-deformation reliability checking method - Google Patents
A kind of plate anti-deformation reliability checking method Download PDFInfo
- Publication number
- CN110405889A CN110405889A CN201910634542.7A CN201910634542A CN110405889A CN 110405889 A CN110405889 A CN 110405889A CN 201910634542 A CN201910634542 A CN 201910634542A CN 110405889 A CN110405889 A CN 110405889A
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- plate
- deformation
- maximum interval
- surveys
- detection
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
- B27M3/18—Manufacture or reconditioning of specific semi-finished or finished articles of furniture or of doors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of plate anti-deformation reliability checking methods, comprising: in the first side of plate, the deformation position of sheet material measurement and the initial maximum interval S of plate surfaceJust；Plate is vertically placed in the water of predetermined temperature, plate is totally submerged in water；Plate is taken out from water, and plate is dried；The detection maximum interval S of the deformation position and plate surface of sheet material measurement first side againIt surveys；Compare initial maximum interval SJustWith the maximum interval S of detectionIt surveys, obtain the anti-deformation reliability of plate.The anti-deformation reliability of a certain plate can be quickly known by the detection method, the furniture anti-deformation performance for using the board making can be predicted；When detecting using this method to a variety of different plates, the selection gist of production Furniture panel can be provided according to furniture use environment.
Description
Technical field
The present invention relates to furniture detection field, in particular to the plate anti-deformation reliability checking method of a kind of furniture.
Background technique
At present in furniture industry, due to the influence of ambient temperature and humidity, the most common problem of furniture is exactly the deformation of plate
Problem, the reason of causing sheet deformation other than plate load-bearing is more than to deform caused by plate itself bearing capacity when using, mainly
The reason of precisely due to plate in the long-term use process plate dampness deformation, plate absorb moisture in air the reason of produce
Expansion has been given birth to, and the degrees of expansion that plate is generated due to structural factor different parts is different, thus the internal stress generated is also different,
This has resulted in the deformation of plate.The deformation of plate can cause the quality problems of furniture, for example, influencing the storings such as wardrobe
The leakproofness of cabinet, the severely deformed damage that also will cause furniture of plate.Therefore, extremely for the detection of plate anti-deformation reliability
It closes important, is directly related to whether furniture will appear more serious quality problems in use.
Furniture is set serious quality problems occur because of sheet deformation in order to prevent, before making furniture, according to corresponding
Therefore the anti-deformation requirement of furniture, the production for selecting the plate of corresponding anti-deformation reliability to carry out furniture need a kind of pair of plate
The detection method of the anti-deformation reliability of material.
Summary of the invention
In view of the problems of the existing technology, the purpose of the present invention is to provide the plate anti-deformations for being related to a kind of furniture can
By property detection method, the anti-deformation reliability of plate can be quickly detected, provides reference to make plate selection when furniture.
To achieve the above object, technical scheme is as follows:
A kind of plate anti-deformation reliability checking method, comprising:
In the first side of the plate, the deformation position of the plate and the maximum spacing of the plate surface are measured, this is most
Big spacing is initial maximum interval SJust；
The plate is vertically placed in the water of predetermined temperature, the plate is totally submerged the predetermined time in water；
The plate is taken out from water, and the surface of the plate is dried；
The deformation position of the plate first side and the maximum spacing of the plate surface are measured again, which is inspection
Survey maximum interval SIt surveys；
Compare the initial maximum interval SJustWith the maximum interval S of the detectionIt surveys, obtain the anti-deformation reliability of the plate.
Further, the initial maximum interval SJustWith the maximum interval S of the detectionIt surveysMethod include: calculate
The deformation rate ε of the plate, wherein ε=(SIt surveys-SJust)/SJust×100%。
Further, the initial maximum interval SJustWith the maximum interval S of the detectionIt surveysMethod include: calculate
Relative deformation's Δ S of the plate, wherein Δ S=SIt surveys-SJust。
Further, the initial maximum interval S is measuredJustWith the maximum interval S of the detectionIt surveysMethod include:
The first side of the plate is placed on horizontal plane upwards, wherein the first side is downward bending
Deformation plance；
Steel ruler level is taken and is placed in the first side, the edge of the plate is stretched out at the both ends of the steel ruler；
Maximum spacing between the deformation position and the straight steel ruler of the plate first side is measured using measuring tool, it is described
Maximum spacing is the initial maximum interval SJustOr the maximum interval S of the detectionIt surveys。
Further, the measuring tool is clearance gauge or vernier caliper.
Further, the predetermined temperature is 20 ± 1 DEG C.
Further, the plate top is lower than 5 ~ 50mm of the water surface.
Further, the predetermined time is 0.5 ~ 72h.
Further, the pH value of the water is 7 ± 1.
Further, before the plate anti-deformation reliability checking method, the plate is to be cut into long and width to be
The sample to be tested of 1m.
Plate anti-deformation reliability checking method of the invention, through sheet material measurement before immersion treatment, deformation position with
The initial maximum interval S of plate surfaceJust, then detection maximum interval S of the sheet material measurement after immersion treatmentIt surveys, by comparing just
Begin maximum interval SJustWith the maximum interval S of detectionIt surveys, the anti-deformation reliability of plate can be obtained.It can be fast by the detection method
Speed knows the anti-deformation reliability of a certain plate, can predict the furniture anti-deformation performance for using the board making；It adopts
When being detected with this method to a variety of different plates, the choosing of production Furniture panel can be provided according to furniture use environment
Select foundation.
Detailed description of the invention
Fig. 1 is the exemplary instrumentation plan of the present invention；
Fig. 2 is the immersion schematic diagram of plate in example of the present invention；
In figure:
1-levelling bench；2-plates；3-steel rulers；4-deformation positions；5-the waters surface.
Specific embodiment
To clearly demonstrate design philosophy of the invention, below with reference to example, the present invention will be described.
In order to make those skilled in the art more fully understand the solution of the present invention, below with reference to attached in example of the present invention
Technical scheme in the embodiment of the invention is clearly and completely described for figure, it is clear that described example is only the present invention
A part of example, rather than whole example.Based on middle example of the invention, those skilled in the art are not being done
Out under the premise of creative work, every other embodiment obtained be should fall within the scope of the present invention.
In the description of present embodiment, the orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right" is equal
To be based on the orientation or positional relationship shown in the drawings, it is only for convenient for the description present invention and simplify description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitation of the present invention.In addition, term " first ", " second " etc. are only used for distinguishing similar object, and it should not be understood as spy
Fixed sequence or precedence, it should be appreciated that such use is wanted can be interchanged in appropriate situation.
Example of the invention provides a kind of plate anti-deformation reliability checking method, comprising:
In the first side of plate, the deformation position of sheet material measurement and the initial maximum interval S of plate surfaceJust；
Plate is vertically placed in the water of predetermined temperature, plate is totally submerged in water；
Plate is taken out from water, and plate is dried；
The detection maximum interval S of the deformation position and plate surface of sheet material measurement first side againIt surveys；
Compare initial maximum interval SJustWith the maximum interval S of detectionIt surveys, obtain the anti-deformation reliability of plate.
This example is by comparing initial maximum interval SJustWith the maximum interval S of detectionIt surveys, the anti-deformation that plate can be obtained is reliable
Property.The anti-deformation reliability of a certain plate can be quickly known by the detection method, it can be to the family for using the board making
Tool anti-deformation performance is predicted, predicts the deformation tendency of the furniture；A variety of different plates are detected using this method
When, it can be according to the temperature and humidity of furniture local environment and using factors such as times, to provide the selection of plate when production furniture
Foundation.
In the absence of conflict, the features in the embodiments and the embodiments of the present application can be combined with each other.In order to more
Add and clearly the technical solution in the present invention is illustrated, this hair is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments
It is bright.
Embodiment 1
A kind of plate anti-deformation reliability checking method is present embodiments provided, in order to save plate, and it is anti-to reach plate
Plate 2 is cut growth before being detected and width is the sample to be tested of 1m, the detection side by the detection effect of Deformation reliability
Method includes:
In the first side of plate 2, the deformation position 4 of sheet material measurement 2 and the initial maximum interval S on 2 surface of plateJust；
As shown in Figure 1, the initial maximum interval SJustMeasurement method include: that the first side of plate 2 is placed into level upwards
It is levelling bench 1 that horizontal plane is provided on face, in the present embodiment, and first side is downward bending deformed planar；By steel ruler 3
Level, which is taken, puts on the first side, and the edge of plate 2 is stretched out at the both ends of steel ruler 3；Using measuring tool sheet material measurement 2 first
The deformation position 4 of side and the maximum spacing of steel ruler 3, the maximum spacing are initial maximum interval SJust.Wherein measuring tool
It can be vernier caliper, be also possible to clearance gauge, specifically, directly measured using the depthometer of vernier caliper；Or benefit
After equally measuring the maximum spacing with auxiliary rod, upper mark is done on auxiliary rod, is recycled and is remembered on vernier caliper measurement auxiliary rod
The distance between number；Or directly adopt clearance gauge measuring rod maximum spacing.
Plate 2 is vertically placed in the water of predetermined temperature, plate 2 is totally submerged the predetermined time in water；In the present embodiment
The PH of water is 7 ± 1, as shown in Fig. 2, plate 2 is vertically placed in a water tank, which is 20 DEG C, which can be with
Respectively there is deviation once up and down, it can be 19 DEG C, be also possible to 21 DEG C；2 top of plate lower than the distance of the water surface 5 be 5 ~
50mm, when the predetermined time that plate 2 needs to impregnate is longer, it is contemplated that the water imbibition of plate 2 itself adds water in water tank,
Make plate 2 lower than the higher distance of the water surface, avoid after absorbing water because of plate 2, the top of plate 2 leaks out the water surface, similarly, when plate 2
When the predetermined time of immersion is not long, will not because of plate 2 water suction and so that the top of plate 2 is leaked out the water surface, plate 2 can be lower than
The lower distance of the water surface；Predetermined time is 0.5 ~ 72h.It, can be in water tank in order to which plate enables plate 2 to be steadily placed in water
Clip for clamping plate 2 is set, after the clamping of plate 2 is good, then adds water into water tank；Or with flexible materials such as ropes
One end is tied up on plate 2, and the other end is bound with weight, then adds water into water tank；Or chassis fixing plate material 2 is used,
The frame entirety for being fixed with plate is placed into water tank again, then adds water into water tank；In this way, plate 2 can suspend in water,
Water tank tank wall can be farthest avoided to impact testing result.
After plate 2 impregnates the predetermined time, plate 2 is taken out from water, and the surface of plate 2 is dried；By plate 2 into
Row needs the surface using flexible absorbent material wiping plate 2 when drying, and avoids 2 surface scratching of plate, and especially upward the
One side will affect measurement accuracy after scratching.
The maximum spacing of the deformation position 4 of 2 first side of sheet material measurement and 2 surface of plate again, the maximum spacing are inspection
Survey maximum interval SIt surveys；Detect maximum interval SIt surveysWith above-mentioned initial maximum interval SJustMeasurement method is identical.
Compare initial maximum interval SJustWith the maximum interval S of detectionIt surveys, obtain the anti-deformation reliability of plate 2.Wherein, compare
Initial maximum interval SJustWith the maximum interval S of detectionIt surveysMethod include: calculate plate 2 deformation rate ε, wherein ε=(SIt surveys-SJust)/SJust
×100%。
The detection of sheet deformation rate is carried out to the plate of following 8 seed type using the method for the present embodiment, wherein to be checked
The thickness of drafting board material is 18mm, and the predetermined time and testing result impregnated are as shown in the table:
| Serial number | Plate type | Predetermined time (h) | SJust(mm) | SIt surveys(mm) | ε |
| 1 | Particieboard | 0.5 | 3.6 | 3.7 | 2.8% |
| 2 | Double facing particieboards | 4 | 2.8 | 3.5 | 25.0% |
| 3 | Medium density fibre board (MDF) | 24 | 1.6 | 2.1 | 31.2% |
| 4 | Double facing medium density fibre board (MDF)s | 48 | 2.3 | 2.6 | 13% |
| 5 | Glued board | 24 | 5.6 | 7.0 | 25.0% |
| 6 | Double veneered plywoods | 48 | 4.5 | 4.9 | 8.9% |
| 7 | Solid wood board | 48 | 3.2 | 3.5 | 9.4% |
| 8 | Solid wood paints plate | 72 | 3.1 | 4.0 | 29.0% |
In engineering, the anti-deformation reliability of deformation rate ε≤5% of deformation rate ε≤20% of plate, especially plate, plate is excellent
It is good；The anti-deformation reliability of plate is poor when deformation rate ε > 20%, especially deformation rate ε > 50% of plate.
The initial maximum interval S obtained in the present embodiment using above-mentioned measurement methodJustWith the maximum interval S of detectionIt surveysIt is accurate
To 0.1mm.In other embodiments of the invention, more accurate measurement can also be carried out to above-mentioned two parameter.
In present embodiment, compare initial maximum interval SJustWith the maximum interval S of detectionIt surveysMethod include calculate plate 2
Deformation rate ε；In other embodiments of the invention, compare initial maximum interval SJustWith the maximum interval S of detectionIt surveysMethod can be with
Relative deformation's Δ S including calculating plate, wherein Δ S=SIt surveys-SJust；Or compare initial maximum interval SJustAnd between detection is maximum
Away from SIt surveysMethod not only included calculate plate deformation rate ε, but also including calculate plate relative deformation's Δ S.
It should be noted that some of which structure can have different selections other than the above-mentioned specific example provided.
Such as, the length and width of plate is also possible to other sizes, as long as being able to reflect out the deformation of plate, the thickness of plate
Degree is depending on the thickness for needing to use when making corresponding furniture；Etc., and these are all that those skilled in the art are resonable
It can be made on the basis of solution inventive concept based on its basic skills, therefore no longer enumerated herein.
Finally, it will be appreciated that the principle that embodiment of above is intended to be merely illustrative of the present and the example that uses
Property embodiment, however the present invention is not limited thereto.For those of ordinary skills, do not depart from it is of the invention
In the case where principle and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection model of the invention
It encloses.
Claims (10)
1. a kind of plate anti-deformation reliability checking method characterized by comprising
In the first side of the plate, the deformation position of the plate and the maximum spacing of the plate surface are measured, this is most
Big spacing is initial maximum interval SJust；
The plate is vertically placed in the water of predetermined temperature, the plate is totally submerged the predetermined time in water；
The plate is taken out from water, and the surface of the plate is dried；
The deformation position of the plate first side and the maximum spacing of the plate surface are measured again, which is inspection
Survey maximum interval SIt surveys；
Compare the initial maximum interval SJustWith the maximum interval S of the detectionIt surveys, obtain the anti-deformation reliability of the plate.
2. the method according to claim 1, wherein the initial maximum interval SJustWith the detection
Maximum interval SIt surveysMethod include: the deformation rate ε for calculating the plate, wherein ε=(SIt surveys-SJust)/SJust×100%。
3. the method according to claim 1, wherein the initial maximum interval SJustWith the detection
Maximum interval SIt surveysMethod include: the relative deformation's Δ S for calculating the plate, wherein Δ S=SIt surveys-SJust。
4. the method according to claim 1, wherein measuring the initial maximum interval SJustIt is maximum with the detection
Interval SIt surveysMethod include:
The first side of the plate is placed on horizontal plane upwards, wherein the first side is downward bending
Deformation plance；
Steel ruler level is taken and is placed in the first side, the edge of the plate is stretched out at the both ends of the steel ruler；
Maximum spacing between the deformation position and the straight steel ruler of the plate first side is measured using measuring tool, it is described
Maximum spacing is the initial maximum interval SJustOr the maximum interval S of the detectionIt surveys。
5. according to the method described in claim 4, it is characterized in that, the measuring tool is clearance gauge or vernier caliper.
6. the method according to claim 1, wherein the predetermined temperature is 20 ± 1 DEG C.
7. the method according to claim 1, wherein the plate top is lower than 5 ~ 50mm of the water surface.
8. the method according to claim 1, wherein the predetermined time is 0.5 ~ 72h.
9. the method according to claim 1, wherein the pH value of the water is 7 ± 1.
10. the method according to claim 1, wherein before the plate anti-deformation reliability checking method, institute
Stating plate is to be cut into the sample to be tested that long and width is 1m.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910634542.7A CN110405889B (en) | 2019-07-15 | 2019-07-15 | Method for detecting deformation prevention reliability of plate |
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| CN201910634542.7A CN110405889B (en) | 2019-07-15 | 2019-07-15 | Method for detecting deformation prevention reliability of plate |
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| CN110405889B CN110405889B (en) | 2022-02-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098191A (en) * | 2020-01-17 | 2020-05-05 | 中铝瑞闽股份有限公司 | Method for simply detecting whether aluminum alloy thick plate is deformed during machining |
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| CN101413873A (en) * | 2008-12-01 | 2009-04-22 | 江苏宏耐木业有限公司 | Method for detecting floor substrate water absorption expansion rate and water absorption height |
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