最新刊期

    期 0 , 2020
    • PENG Wan-xi~1,LI Kai-fu~1,FAN Zhi-cai~1,ZHANG Li-ping~1,ZHANG Dang-quan~2
      Issue 6, Pages: 1-3(2005) DOI: 10.19455/j.mcgy.2005.06.001
      摘要:With the rapidly increasing demand for indoor decorative wood and the explosion of the furniture manufacturing industry in China,the process and technology of the wood dyeing industry has also undergone dramatic changes.This paper reviews the history,and then focuses on current research and the application of wood dyeing techniques,both in China and abroad.A look at future research and possible development trends for wood dyeing are then presented.  
      关键词:wood dyeing;veneer;furniture;decoration   
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      发布时间:2021-02-08
    • ZHANG Yu-ping,FU Feng
      Issue 6, Pages: 4-7(2005) DOI: 10.19455/j.mcgy.2005.06.002
      摘要:This paper first discusses factors which may affect the gluability of poor-bonding wood from wood density,extractives and machining quality aspects.It then summarizes the major achievements on the improvement of wood gluability.Improving wood machining quality,changing wood surface wettability,and removing wood extractives,are the main methods to improve the gluability for poor-bonding plantation wood,but because the effects of these methods are all limited to some extent,the authors proposed that the problem to wood gluing should be further researched.  
      关键词:poor-bonding wood;bonding;gluability   
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      发布时间:2021-02-08
    • GAO Rui-qing,LI Xiao-ling
      Issue 6, Pages: 8-11(2005) DOI: 10.19455/j.mcgy.2005.06.003
      摘要:A series of radio frequency/vacuum(RF/V) drying tests were conducted using plantation grown Chinese Fir(Cunninghamia lanceolata)with thicknesses of 25 mm and 50 mm.Results showed that the dried lumber had good drying qualities with little distortions and low final moisture content gradients.Although the initial moisture content of samples was quite diverse,if the samples were sorted by initial moisture content and stacked from negative electrode to positive electrode according to the initial moisture content from low to high,an even final moisture content distribution could be obtained throughout the stack.  
      关键词:radio frequency/vacuum(RF/V) drying;plantation;Chinese Fir;quality;Drying technology   
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      发布时间:2021-02-08
    • PAN Bin,CHENG Fang,LI Xiao-qun
      Issue 6, Pages: 12-14(2005) DOI: 10.19455/j.mcgy.2005.06.004
      摘要:This paper deals with some hardware and software problems for developing a digitized image analysis system for wood anatomy.It first illustrates how to determine the total magnification of the microscopy imaging system.Then,it points out the technical performance parameters that should be considered for the two main compositions of the system,a CCD and an image-acquiring adapter.It also describes the essential functions and main development methods for the software for the system.Several commonly used image-processing software programs and their features are emulated in the end.  
      关键词:image analysis system;total magnification;charge coupled device(CCD);image-acquiring adapter;software secondary development   
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      发布时间:2021-02-08
    • LUO Bei,QIN Te-fu,LI Gai-yun
      Issue 6, Pages: 15-18(2005) DOI: 10.19455/j.mcgy.2005.06.005
      摘要:Chinese Fir(Cunninghamia lancedata) and Poplar(Populus×euramericana cv.’I-214’) wood flour was liquefied by phenol in the presence of sulfuric acid.The effects of the liquid ratio(quantity ratio of phenol to wood) and catalyst concentration on the wood liquefaction were investigated.The molecular weight and the distribution of liquefied wood were characterized by means of gel permeation chromatography analysis.Results indicated that the residue contents of liquefied Chinese Fir and Poplar decreased as the liquid ratio and concentration of sulfuric acid catalyst increased.On the other hand,the weight average and the weight distribution of the molecular weight of the liquefied wood decreased when the liquid ratio increased,and conversely,began to rise with the addition of more catalyst.  
      关键词:Wood liquefaction;liquid ratio;catalyst;gel permeation chromatography   
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      发布时间:2021-02-08
    • CHANG Shan-shan,HU Jin-bo,LIU Yuan,ZHU Lin-feng,LI Xian-jun
      Issue 6, Pages: 19-20(2005) DOI: 10.19455/j.mcgy.2005.06.006
      摘要:Drying characteristics of plantation grown Castanopsis hystrix wood were investigated based on the 100℃ test method.Drying quality grade indexes were examined and evaluated.Based on the results,a drying schedule reference was drawn up.  
      关键词:plantation;Castanopsis hystrix;100℃ drying test method;drying character   
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      发布时间:2021-02-08
    • LIU Xiao-hong~1,WANG Wen-ming~2
      Issue 6, Pages: 21-24(2005) DOI: 10.19455/j.mcgy.2005.06.007
      摘要:With China experiencing a serious shortage of wood resources,the use of substitute wood packaging materials is becoming an urgent problem.Honeycomb panels are one solution to the problem due to their light weight,recyclability,and good resistances to crushing and earthquake.This article starts with reviewing the current materials that are used in the packaging industry around the world.It then analyzes the structure and physical properties of honeycomb pallets and demonstrates the feasibility and technology for making pallets with honeycomb panels.Finally,it suggests some rational ideas for solving production problems.  
      关键词:packaging material;honeycomb panel;wood;pallet;application   
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      发布时间:2021-02-08
    • CHEN Wei-dan
      Issue 6, Pages: 25-27(2005) DOI: 10.19455/j.mcgy.2005.06.008
      摘要:Considering the existing problems of a company’s quality control system,this paper presents the importance of applying a dynamic operating system to maintain and improve quality output.The author suggests that the most effective method to produce stable,high quality products is to have a dynamic and effective quality control system.  
      关键词:quality system;dynamic operation   
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      发布时间:2021-02-08
    • MA Hong-xia,YU Wen-ji,WANG Tian-you
      Issue 6, Pages: 28-31(2005) DOI: 10.19455/j.mcgy.2005.06.009
      摘要:This article reviews the development of cement bonded particleboard(CBP) around the world covering the board properties,development history as well as current research and application problems.It also discusses future development trends of CBP in China.  
      关键词:cement bonded particleboard(CBP);wall material   
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      发布时间:2021-02-08
    • MA Xiao-jun~1,YANG Cui-xia~2
      Issue 6, Pages: 32-34(2005) DOI: 10.19455/j.mcgy.2005.06.010
      摘要:Taking RTA(Ready-to-Assemble) cabinet furniture as an example,this article introduces how to construct a CAD Model-class for RTA furniture by using an object-oriented design technique.The process of initialization for model classes,as well as the reference relationship among objects for a single RTA cabinet,is presented.  
      关键词:RTA furniture;CAD;object-oriented   
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      发布时间:2021-02-08
    • YUN Tian-yi
      Issue 6, Pages: 35-36(2005) DOI: 10.19455/j.mcgy.2005.06.011
      摘要:A urea-formaldehyde resin for MDF manufacturing was modified with ET03 auxiliary.Results found that even when the resin consumption was reduced by 10% from the normal amount,the MDF bonded with the modified resin had excellent physical and mechanical properties,and its formaldehyde emission attained E1 level according to the national standard of GB/T 1718—1999,and thus,the production cost was reduced by 4%~5%.  
      关键词:MDF;auxiliary;production cost;formaldehyde emission   
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      发布时间:2021-02-08
    • GUO Chuan-xiang,ZHANG Zhi-xue
      Issue 6, Pages: 37-38(2005) DOI: 10.19455/j.mcgy.2005.06.012
      摘要:This paper analyzed the defects of the current spindleless lathes.According to practical experience and the development of new technology,the authors have worked out a new computer controlled system suitable for different types of spindleless lathes.Practice showed that this system was able to meet users’ requirements so as to enhance the stability,reliability and convenience of lathe machines.  
      关键词:control system;spindleless lathe   
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      发布时间:2021-02-08
    • LU Ze-guang~1,SHEN Li-ming~1,HUANG He-lang~2,XUE Li-dan~1,LIU Guo-xing~3,ZHANG Bing~3
      Issue 6, Pages: 39-41(2005) DOI: 10.19455/j.mcgy.2005.06.013
      摘要:This article analyzes the factors that cause surface cracking during the drying process for parquet and the curing principle of polyurethane coating by ultraviolet irradiation method.To investigate how ultraviolet affected the coating quality,the authors arranged four experiments to dry red oak parquet by ultraviolet radiation under different intensity conditions.The coating qualities were examined in terms of the time to initiate cracking and total crack area.Great differences were found in coating quality among different parquets,which showed the importance of suitable irradiation power to ensure coating quality.  
      关键词:ultraviolet exposure intensity;Parquet;coating quality   
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      发布时间:2021-02-08
    • Klaus LANGE~1,DONG Shuang-wen~2,GUO Dong-sheng~2
      Issue 6, Pages: 42-44(2005) DOI: 10.19455/j.mcgy.2005.06.014
      摘要:In this article,the authors first review the history of Oak barrels in the wine industry.An analysis is made on the influence of Oak barrels on the technology of wine brewing,storage and aging.The authors then introduce a manufacturing technology for the mechanization of Oak barrels and the prospect of Oak barrel acceptance in China.  
      关键词:Oak barrel;wine;brewing technology;mechanization   
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      发布时间:2021-02-08
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