CN205426713U - Timber wood shavings and granule unit quality analysis appearance - Google Patents
Timber wood shavings and granule unit quality analysis appearance Download PDFInfo
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- CN205426713U CN205426713U CN201620162784.2U CN201620162784U CN205426713U CN 205426713 U CN205426713 U CN 205426713U CN 201620162784 U CN201620162784 U CN 201620162784U CN 205426713 U CN205426713 U CN 205426713U
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- screen tray
- wood shavings
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- granule
- force transducer
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Abstract
The utility model provides a can automated inspection go out the quality index such as moisture content, screening value, bulk density of timber wood shavings and granule, simple structure, convenient to use's timber wood shavings and granule unit quality analysis appearance, it includes the shell, is provided with the vibration source that can vibrate in the shell, is provided with the screening unit on the vibration source, the screening unit includes the supporting seat, is located screen tray, the force transducer of supporting seat top, a force transducer sets up between screen tray and supporting seat for detecting screen tray weight, force transducer's output connects the controller, and the display screen outside at the shell links to each other with the controller, the sifter of bottom for having the sieve mesh of screen tray, the peripheral baffle that is, the supporting seat lower part is passed through elastic element and is set up on the vibration source, have in the shell and be used for carrying out the heating source of drying to the material.
Description
Technical field
This technology relates to wooden shavings and the particulate units mass-synchrometer being analyzed the quality of wooden shavings and particulate units.
Background technology
Particieboard (having another name called " solid wood granule plate ") is the fragment that the raw materials such as timber cut into certain specification, through being dried, mixes with adhesive, sclerosing agent, waterproofing agent, a kind of artificial board suppressed at a certain temperature.Because raw material sources are extensive, cheap, surfacing is suitable for veneer and has sight, the advantages such as resistant is ageing-resistant, make particieboard industry rise quickly rapidly, produce particieboard and need not washing, the equipment investment being conducive to environmental protection production particieboard is few, thus brings a series of one-tenth wood advantage.From the point of view of this angle, development particieboard produces and more meets the energy-saving and emission-reduction of China and the developing direction of comprehensive utilization of resources.The a large amount of particieboard that produces in Europe proves, the purposes of particieboard be do not have doubt.Problem is that can the product quality that produce adapt to its purposes, and particieboard production must is fulfilled for the demand in market and could develop.The production of furniture and timber floor has higher requirement to presentation quality and the mechanical strength of particieboard, produces the plate fitment such as office furniture, kitchen furniture, needs particieboard to have preferable machining property and presentation quality;Make wood floor base material and then require that particieboard has certain intensity and density, there is no the particieboard of sufficient intensity and good workability, be not suitable for using in a lot of occasions.
Wood shavings are as the important source material of production particieboard, and raw material is wood material and non-wood material.Generally wood shavings are divided into special wood shavings (wide planer flower, bar-shaped wood shavings, miniature wood shavings, fiber wood shavings) and waste material wood shavings (factory's wood shavings, graininess wood shavings and wood powder).The formation of wood shavings kind, plant equipment and the seeds moisture content of itself by processing wood shavings together decide on.The wood shavings of broad sense include granule.But people are when mentioning wooden shavings and granule, and slightly different for implication, the wood shavings of narrow sense, its length and width is relatively big, thickness is less；And granule, its length, width, thickness are of substantially equal.
The shape of wood shavings, size directly affect the physical and mechanical properties such as the MOR of particieboard, internal bond strength, supine human body and production technology.For wood shavings, predominantly detect its following index.
, easily there is too much chip, particieboard watch core stratum proportion may be caused to lack of proper care, thus affect product quality in moisture content: the quality of shaving shape is heavily dependent on wood shavings moisture content index, and moisture content is too low；Moisture content is too high, and wood plasticity increases, and the elastic deformation of timber increases, timber transverse fiber not easy fracture, thick big wood shavings often occurs.Particle drying is through thermal medium heat supply makes wood shavings moisture evaporate, and reaches the process of required whole moisture content.
Screening value: material wider for particle size range is divided into several ranks by granularity.Testing sieve Netcom crosses the method for hand sieving and measures.
Bulk density: it is that wood shavings to be measured are freely filled in a certain container that bulk density is surveyed in experiment, mass per volume measured after just having filled, its porosity is obtained by measuring bulk density, the indexs such as the grating being judged roughly wood shavings by the size of porosity, particle size distribution is the best, and porosity is the least.
Thus can find out, although existing experimental technique and equipment can meet each measurement requirement, but test link can not be simplified, and degree of accuracy does not the farthest reach the demand of scientific research.
Summary of the invention
The purpose of this technology is to provide and a kind of can automatically detect the quality index such as wooden shavings and the moisture content of granule, screening value, bulk density, simple in construction, wooden shavings easy to use and particulate units mass-synchrometer.
Wooden shavings described in this technology and particulate units mass-synchrometer, including shell, be provided with the vibration source of vibration in the enclosure, be provided with sieve unit on vibration source；Described sieve unit includes supporting seat, being positioned at the screen tray above support seat, force transducer；It is arranged on screen tray for detecting the force transducer of screen tray weight and supports between seat；The output of force transducer connects controller, and the display screen in housing exterior is connected with controller；The bottom of screen tray is the compass screen surface with sieve aperture, and periphery is baffle plate；Support seat bottom to be arranged on vibration source by flexible member；There is heating source for drying material in the enclosure.
The beneficial effect of this technology: during use, is filled in wooden shavings or Particle free in screen tray, and after filling up, the volume v of screen tray is exactly the wood shavings or particle volume filled；Meanwhile, the information such as screen tray that force transducer records and the weight of wood shavings or granule sends controller to and carries out processing quality m obtaining wood shavings or granule, then can calculate wood shavings or bulk density t of granule according to bulk density t=m/v and export display and show.
Measure moisture content: after filling up wood shavings or granule on screen tray, open heating source wood shavings or granule are dried, in dry run, the information such as the weight of material on screen tray and screen tray are constantly transferred to controller by force transducer, and via controller shows weight of material s after processing in real time.If weight of material s no longer changes on screen tray, illustrate to be dried end.Then can calculate the moisture content of wood shavings or granule according to controller according to weight n before and after dry materials, s, and send display to show.
Measure the process of screening value: vibration source vibrates, and the support seat and the screen tray that are connected on vibration source by flexible member are i.e. vibrated.Small size wood shavings in screen tray or little granule are little due to gap, and bulky grain or large scale wood shavings cannot pass through, and therefore bulky grain or large scale wood shavings position at the volley constantly raise.The particle swarm of the most original disorderly and unsystematic arrangement separates, and is i.e. layered by granular size, define by little granule and small size wood shavings under, bulky grain and large scale wood shavings are upper regularly arranged.Arriving little granule or the small size wood shavings of compass screen surface, compare through carrying out size with sieve aperture, less than sieve aperture, person sieves thoroughly, finally realizes thick fines segregation, completes screening process.In screening process, the information such as the weight of leftover materials on screen tray and screen tray are constantly transferred to controller by force transducer, and via controller shows remaining weight of material n on screen tray after processing in real time.If remaining weight of material n no longer changes on screen tray, illustrate that screening terminates.The information such as the wood shavings then, initially recorded according to weight of material n remaining on screen tray according to controller or weight m of granule can calculate the screening value for particular size sieve aperture, and send display to show.
This analyser can be calculated and displayed the information such as wood shavings and granule moisture content, screening value, bulk density in real time, and automaticity is high, substantially without artificial interference, easy to use.
Above-mentioned wooden shavings and particulate units mass-synchrometer, the temperature sensor for detecting enclosure temperature that it is also connected with controller, controller is connected with the heating control apparatus of heating source.By the temperature sensor feedback to heating-up temperature, the watt level of heating source is controlled by controller so that material is maintained at a metastable baking temperature, and then controls the humidity (moisture content) of material.
Above-mentioned wooden shavings and particulate units mass-synchrometer, described support seat includes spacing ring and is positioned at the spoke bottom spacing ring；Screen tray is positioned at inside spacing ring, has gap between screen tray periphery and spacing ring inwall.
Above-mentioned wooden shavings and particulate units mass-synchrometer, described flexible member is spiral compression spring.
Accompanying drawing explanation
Fig. 1 is wooden shavings and the schematic diagram of particulate units mass-synchrometer.
Fig. 2 is the top view supporting seat in Fig. 1.
Detailed description of the invention
Wooden shavings shown in Figure 1 and particulate units mass-synchrometer, including shell 11, bottom in the enclosure is provided with the vibration source 10 of vibration, arranges chassis 4 on vibration source.
Three sieve unit 1,2,3 are arranged above and below.Each sieve unit all includes supporting seat 8, being positioned at the screen tray 6 above support seat, force transducer 7.
The bottom of screen tray is the compass screen surface 62 with sieve aperture 61, and periphery is baffle plate 63.See Fig. 2, support seat and include spacing ring 81 and be positioned at the spoke 82 bottom spacing ring；Screen tray is positioned at inside spacing ring, has gap between baffle plate periphery and spacing ring inwall.
Supporting in adjacent two sieve unit is respectively provided with spiral compression spring 9 between support seat and the chassis between seat and in bottom sieve unit.
From top to bottom, the screen-aperture in the sieve unit of top is more than the screen-aperture in the sieve unit of lower section.
It is arranged between spoke top and compass screen surface bottom for detecting the force transducer 7 of screen tray weight.The output of the force transducer in each sieve unit all electrically connects with controller (not shown) and connects, and the display screen (not shown) arranged in housing exterior is connected with controller.
Side, bottom has the Infrared Heating source 5 for drying material in the enclosure, arranges gas outlet 12 in shell upper away from the opposite side in Infrared Heating source 5.
Vibration source can be motor-operated vibrator, and sieve unit, under the effect of vibration source, produces circle, the oval or vibration of straight path.
Being electrically connected with the controller in stretching into shell, for detecting the temperature sensor of enclosure temperature, controller electrically connects with the heating control apparatus of heating source.The baking temperature to wood shavings or granule can be set so that the temperature stabilization in shell is about baking temperature by controller.
During use, wooden shavings (or granule) being freely filled in the screen tray in uppermost sieve unit, after filling up, the volume v of screen tray is exactly at wood shavings (or granule) volume filled；Simultaneously, the information such as screen tray that force transducer records and the weight of wood shavings (or granule) send controller to and carry out process and obtain quality m of wood shavings (or granule), then can calculate bulk density t of wood shavings (or granule) according to bulk density t=m/v and export display and show.
Measure moisture content: after filling up wood shavings (or granule) on screen tray, open heating source wood shavings (or granule) are dried, in dry run, the information such as the weight of material on screen tray and screen tray are constantly transferred to controller by force transducer, and via controller shows weight of material s after processing in real time.If weight of material s no longer changes on screen tray, illustrate to be dried end.Then can calculate the moisture content of wood shavings (or granule) according to controller according to weight n before and after dry materials, s, and send display to show.
Measure the process of screening value: vibration source vibrates, each sieve unit is all vibrated, after screening terminates (wood shavings (or granule) quality on each screen tray no longer changes), wood shavings (or granule) in each screen tray from up to down arranged, its particle diameter is the most descending, achieve wood shavings (or granule) classification, after controller terminates according to screening, the information such as weight n of material on each screen tray, weight m of wood shavings (or granule) that initially records can calculate the screening value for different size sieve aperture, and send display to show.
This wooden shavings and particulate units mass analysis apparatus, can be in good time wooden shavings and the quality of granule and moisture are monitored, may utilize temperature simultaneously and carry out the research of moisture content and bulk density relation to the environment changing wood shavings and granule, there is the strongest creativeness, simplify the method for existing wood shavings particle test and numerous and diverse operation.During measuring, it is not necessary to wood shavings and granule are taken out, it is to avoid external environment condition is on wood shavings and the impact of granular mass, accurate measurement, and easy to operate, automaticity is high.
Claims (4)
1.Wooden shavings and particulate units mass-synchrometer, including shell, be provided with the vibration source of vibration in the enclosure, be provided with sieve unit on vibration source；It is characterized in that: described sieve unit includes supporting seat, being positioned at the screen tray above support seat, force transducer；It is arranged on screen tray for detecting the force transducer of screen tray weight and supports between seat；The output of force transducer connects controller, and the display screen in housing exterior is connected with controller；The bottom of screen tray is the compass screen surface with sieve aperture, and periphery is baffle plate；Support seat bottom to be arranged on vibration source by flexible member；There is heating source for drying material in the enclosure。
2. wooden shavings as claimed in claim 1 and particulate units mass-synchrometer, is characterized in that: described support seat includes spacing ring and is positioned at the spoke bottom spacing ring；Screen tray is positioned at inside spacing ring, has gap between screen tray periphery and spacing ring inwall.
3. wooden shavings as claimed in claim 1 and particulate units mass-synchrometer, is characterized in that: described flexible member is spiral compression spring.
4. wooden shavings as claimed in claim 1 and particulate units mass-synchrometer, is characterized in that: the temperature sensor for detecting enclosure temperature that it is also connected with controller, controller is connected with the heating control apparatus of heating source.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015207964277 | 2015-10-15 | ||
| CN201520796427 | 2015-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205426713U true CN205426713U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620162784.2U Expired - Fee Related CN205426713U (en) | 2015-10-15 | 2016-03-03 | Timber wood shavings and granule unit quality analysis appearance |
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| CN (1) | CN205426713U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181524A (en) * | 2015-10-15 | 2015-12-23 | 南京林业大学 | Wood shaving and particle unit quality analyzer |
| CN110608972A (en) * | 2019-10-21 | 2019-12-24 | 中国地质科学院岩溶地质研究所 | Direct type soil moisture content check out test set |
| CN113570599A (en) * | 2021-09-22 | 2021-10-29 | 江苏绿泉装饰工程有限公司 | Image processing-based method and system for evaluating quality of solid wood particle board material |
-
2016
- 2016-03-03 CN CN201620162784.2U patent/CN205426713U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181524A (en) * | 2015-10-15 | 2015-12-23 | 南京林业大学 | Wood shaving and particle unit quality analyzer |
| CN105181524B (en) * | 2015-10-15 | 2018-01-16 | 南京林业大学 | Wooden shavings and particulate units mass-synchrometer |
| CN110608972A (en) * | 2019-10-21 | 2019-12-24 | 中国地质科学院岩溶地质研究所 | Direct type soil moisture content check out test set |
| CN113570599A (en) * | 2021-09-22 | 2021-10-29 | 江苏绿泉装饰工程有限公司 | Image processing-based method and system for evaluating quality of solid wood particle board material |
| CN113570599B (en) * | 2021-09-22 | 2021-12-07 | 江苏绿泉装饰工程有限公司 | Image processing-based method and system for evaluating quality of solid wood particle board material |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jianye Branch of Nanjing Yangtze River Fire Protection (Group) Company Assignor: Nanjing Forestry University Contract record no.: X2019320000271 Denomination of utility model: Wood shaving and particle unit quality analyzer Granted publication date: 20160803 License type: Common License Record date: 20191118 Assignee: Dongguan Dadi Home Design Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000273 Denomination of utility model: Wood shaving and particle unit quality analyzer Granted publication date: 20160803 License type: Common License Record date: 20191118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20210303 |