CN208109318U - Cutting force measurement device is tested in timber/bamboo glulam slicing - Google Patents
Cutting force measurement device is tested in timber/bamboo glulam slicing Download PDFInfo
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- CN208109318U CN208109318U CN201820756050.6U CN201820756050U CN208109318U CN 208109318 U CN208109318 U CN 208109318U CN 201820756050 U CN201820756050 U CN 201820756050U CN 208109318 U CN208109318 U CN 208109318U
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- knife rest
- oil cylinder
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Abstract
The utility model relates to a kind of timber/bamboo glulam slicings to test cutting force measurement device, mainly be made of piezoelectric force transducer, charge amplifier, terminal box, data collecting card, computer, data collection and analysis software, knife rest etc..Knife rest is mounted in Roller Slideway Assemblies, frictional resistance is minimum, planing tool and nose bar are installed on knife rest, the back and forth movement of knife rest is driven by oil cylinder, the driving force of oil cylinder directly acts on the stress surface of piezoelectric force transducer, then knife rest is passed to again, and active force suffered by piezoelectric force transducer is cutting force.Advantage：The size of planing tool and integrated timber test specimen is larger, can be than more accurately simulating the working condition of actual production slicer；The installation site of piezoelectric force transducer can directly acquire knife rest cutting resistance suffered by cutting movement direction, and relatively with practical condition, measurement result is true and reliable, and can quickly carry out the analysis of cutting force data.
Description
Technical field
The utility model is a kind of timber/bamboo glulam slicing test cutting force measurement device, belong to Wood Science with
Technical field.
Background technique
Currently, since artificial forest small diameter grade timber and bamboo timber resource are relatively abundant, small diameter grade timber and bamboo wood it is general
General method is that small diameter grade timber or bamboo wood are fabricated to integrated timber, then production of the slicing at thin plate, for subsequent product again.
In order to which the mechanical manufacturing technology to timber or bamboo wood has in-depth study and the design of slicer and manufacture to provide
Underlying parameter, it usually needs cutting resistance when understanding timber integrated timber or bamboo glulam slicing on cutting movement direction,
To calculate the power consumption of slicer, type selecting is carried out to motor.
In the past when carrying out timber slicing experimental study, test specimen and the tool dimension all very littles used, and force snesor
Installation site it is improper, prevent stress of the cutter on cutting movement direction be from being pointing directly at the stress surface of force snesor,
Measurement result differs larger with production actual conditions, inaccuracy.Meanwhile the acquisition device of sensor signal does not use computer.
Therefore, it is necessary to design a kind of measurement method and its measuring device for capableing of precise measurement cutting force, so as to accurately
Measure the cutting force of timber or bamboo glulam in slicing.
Utility model content
The utility model proposes a kind of timber/bamboo glulam slicings to test cutting force measurement device, and purpose exists
In solving the problems, such as the deficiency of the research means present in timber/bamboo glulam slicing experimental study at present, one kind is provided
For timber/bamboo glulam slicing test cutting force measuring device, so as to fast and accurate measurement timber/bamboo glulam plane
Cutting force when cutting.
The technical solution of the utility model：A kind of timber/bamboo glulam slicing test cutting force measurement device, packet
Include piezoelectric force transducer connecting bracket（1）, piezoelectric force transducer（2）, charge amplifier（3）, terminal box（44, data are adopted
Truck（55), computer（6）, data collection and analysis software（7）, knife rest（8）, planing tool（9）, nose bar（10）, rolling guide group
Part（11）, oil cylinder（12）, pedestal（13）；Its intermediate slide（8）It is mounted on Roller Slideway Assemblies（11）On, knife rest（8）On be equipped with
Planing tool（9）And nose bar（10）, knife rest（8）Back and forth movement by oil cylinder（12）Driving；Oil cylinder（12）Rear end be mounted on pedestal
（13）On, the piston rod end of oil cylinder 12 is connected by radial type ear mount with piezoelectric force transducer connecting bracket 1, piezoelectric forces
Sensor connecting bracket 1 and and knife rest（8）It is connected；Work as oil cylinder（12）Drive knife rest（8）When Forward carries out slicing, oil cylinder（12）'s
Driving force directly acts on piezoelectric force transducer（2）Stress surface on, then pass to knife rest again（8）, piezoelectric forces sensing
Device（2）Suffered active force is the cutting force of planing tool；Knife rest（8）Back and forth movement range be 0-400mm, the blade of planing tool
The width dimensions of length 300mm, the length dimension 250mm of integrated timber test specimen, integrated timber test specimen are 150mm, and height dimension is
200mm。
The piezoelectric force transducer（2）By charge is generated after active force, charge signal is passed to by electricity by conducting wire
Lotus amplifier（3）It is converted into analog voltage signal, then by terminal box（4）Analog voltage signal is passed into data collecting card（5）,
Data collecting card（5）It is mounted on computer（6）In, by data collecting card（5）A/D conversion is carried out, analog signal is made to be converted to meter
It calculates the digital signal of function identification and voltage signal acquisition is got off, then again by data collection and analysis software（7）To acquisition
Cutting force data be read out and analyze；Knife rest（8）When the continuous slicing of back and forth movement, cutting force measurement device is continuously measured.
Its measurement method is as follows：The program of acquisition cutting force data is write using LabVIEW, including：Creation acquisition tasks,
There is provided sampling clock, starting acquisition tasks, read numerical example, signal after formula is converted, output waveform data, utilize write-in survey
Amount file record measurement data finally stops acquisition tasks；The setting of acquisition parameter, including physical channel selection, terminals are matched
It sets, acquire range of signal, sampling configuration, sample rate, every channel sample number and output signal conversion formula.
The beneficial effects of the utility model：
1）The installation site of piezoelectric force transducer can directly acquire knife rest cutting suffered by cutting movement direction
Resistance, relatively with practical condition, measurement result is true and reliable, and can quickly carry out the analysis of cutting force data.
2）The size of planing tool and integrated timber test specimen is larger, can be than more accurately simulating the work shape of actual production slicer
Condition, measurement result is true and reliable, and can quickly carry out the analysis of cutting force data.
Detailed description of the invention
Attached drawing 1 is timber/bamboo glulam slicing cutting measuring device figure.
Attached drawing 2 is the installation diagram of piezoelectric force transducer in timber/bamboo glulam slicing cutting measuring device.
Attached drawing 3 is the front panel figure that acquisition cutting force data program is write using LabVIEW.
Attached drawing 4 is the program panel figure that acquisition cutting force data program is write using LabVIEW.
1 it is in the figure piezoelectric force transducer connecting bracket, 2 be piezoelectric force transducer, 3 be charge amplifier, 4 is
Terminal box, 5 be data collecting card, 6 be computer, 7 be data collection and analysis software, 8 be knife rest, 9 be planing tool, 10 be pressure
Ruler, 11 be Roller Slideway Assemblies, 12 be oil cylinder, 13 be pedestal.
Specific embodiment
Cutting force measurement device is tested in a kind of timber/bamboo glulam slicing, by piezoelectric force transducer connecting bracket 1,
Piezoelectric force transducer 2, charge amplifier 3, terminal box 4, data collecting card 5, computer 6, data collection and analysis software 7,
Knife rest 8, planing tool 9, nose bar 10, Roller Slideway Assemblies 11, oil cylinder 12, pedestal 13 form.
The knife rest 8 is mounted in Roller Slideway Assemblies 11, is equipped with planing tool 9 and nose bar 10 on knife rest 8, knife rest 8 it is past
Movement is returned to be driven by oil cylinder 12.The back and forth movement range of knife rest 8 is 400mm, and the edge length of planing tool reaches 300mm, integrated timber
The length dimension maximum of test specimen can achieve 250mm, and the width dimensions of integrated timber test specimen are up to 150mm, and height dimension is maximum
For 200mm；In this way can be than more accurately simulating the working condition of actual production slicer, the cutting force for obtaining measurement more connects
Nearly actual conditions.
The rear end of the oil cylinder 12 is mounted on pedestal 13, and the piston rod end of oil cylinder 12 passes through radial type ear mount and piezoelectricity
Formula force snesor connecting bracket 1 is connected, and piezoelectric force transducer connecting bracket 1 is connected with knife rest 8 again；When oil cylinder 12 drives knife rest
When 8 Forwards carry out slicing, the driving force of oil cylinder 12 is directly acted on the stress surface of piezoelectric force transducer 2, then transmits again
To knife rest 8, active force suffered by piezoelectric force transducer 2 is the cutting force of planing tool.
Charge signal is passed to charge by charge is generated after active force, by conducting wire by the piezoelectric force transducer 2
Amplifier 3 is converted into analog voltage signal, then analog voltage signal is passed to data collecting card 5, data acquisition by terminal box 4
Card 5 is mounted in computer 6, carries out A/D conversion by data collecting card 5, analog signal is made to be converted to the number of computer capacity identification
Word signal simultaneously gets off voltage signal acquisition, and the cutting force data then acquired again by 7 Duis of data collection and analysis software carries out
It reads and analyzes；When the continuous slicing of 8 back and forth movement of knife rest, cutting force measurement device can be measured continuously.
The program that acquisition cutting force data is write using LabVIEW, including when creation acquisition tasks, offer sampling
Clock, starting acquisition tasks, read numerical example, signal after formula is converted, output waveform data, utilize write-in measurement file record
Measurement data finally stops acquisition tasks；The setting of acquisition parameter, including physical channel selection, terminals configuration, acquisition signal
Range, sampling configuration, sample rate, every channel sample number and output signal conversion formula.
Technical solutions of the utility model are further illustrated with reference to the accompanying drawing
The timber of the utility model/bamboo glulam slicing test cutting force measurement device is as shown in Figure 1 and Figure 2, by piezoelectricity
Formula force snesor connecting bracket 1, piezoelectric force transducer 2, charge amplifier 3, data collecting card 4, terminal box 5, computer 6,
Data collection and analysis software 7, knife rest 8, planing tool 9, nose bar 10, Roller Slideway Assemblies 11, oil cylinder 12, pedestal 13 form, piezoelectricity
Formula force snesor 2 selects CL-YD-305 type, charge amplifier 3 that YE5850B type, terminal box 4 is selected to select NI SCB-68 type, number
NI PCI-6221 type is selected according to capture card 5, data collection and analysis software 7 uses virtual instrument of LabVIEW.
Knife rest 8 is mounted in Roller Slideway Assemblies 11, and frictional resistance is minimum when knife rest 8 is mobile, is equipped with planing tool on knife rest 8
9 and nose bar 10, the back and forth movement of knife rest 8 driven by oil cylinder 12.The back and forth movement range of knife rest 8 is 400mm, and the blade of planing tool is long
Degree reaches 300mm, and the length dimension maximum of integrated timber test specimen can achieve 250mm, and the width dimensions of integrated timber test specimen are up to
150mm, height dimension are up to 200mm；It can make to survey than more accurately simulating the working condition of actual production slicer in this way
The cutting force measured is closer to actual conditions.
The rear end of oil cylinder 12 is mounted on pedestal 13, and the piston rod end of oil cylinder 12 passes through radial type ear mount and piezoelectric forces
Sensor connecting bracket 1 is connected, and piezoelectric force transducer connecting bracket 1 is connected with knife rest 8 again；Before oil cylinder 12 drives knife rest 8
When being moved into row slicing, the driving force of oil cylinder 12 is directly acted on the stress surface of piezoelectric force transducer 2, then passes to knife again
Frame 8, active force suffered by piezoelectric force transducer 2 are the cutting force of planing tool.
Charge signal is passed to charge amplification by charge is generated after active force, by conducting wire by piezoelectric force transducer 2
Device 3 is converted into analog voltage signal, then analog voltage signal is passed to data collecting card 5, data collecting card 5 by terminal box 4
It is mounted in computer 6, A/D conversion is carried out by data collecting card 5, analog signal is made to be converted to the number letter of computer capacity identification
Number and voltage signal acquisition is got off, then again by 7 pairs of data collection and analysis software acquire cutting force data be read out
With analysis；When the continuous slicing of 8 back and forth movement of knife rest, cutting force measurement device can be measured continuously.
The timber of the utility model/bamboo glulam slicing test cutting force measurement device working principle such as Fig. 3, Fig. 4
Shown, measurement method is as follows：
The program of acquisition cutting force data is write using LabVIEW, including creates acquisition tasks, sampling clock is provided, is opened
Dynamic acquisition tasks, read numerical example, signal after formula is converted, output waveform data, utilize write-in measurement file record measurement
Data finally stop acquisition tasks；The setting of acquisition parameter, including physical channel selection, terminals configuration, acquisition signal model
It encloses, sampling configuration, sample rate, every channel sample number and output signal conversion formula；After the completion of programming, before LabVIEW
Panel is as shown in figure 3, program panel is as shown in Figure 4.
In addition to the implementation, the utility model can also have other embodiments, all to use equivalent replacement or equivalent change
The technical solution for changing form, all falls in the protection scope of the requires of the utility model.
Claims (1)
1. cutting force measurement device is tested in a kind of timber/bamboo glulam slicing, which is characterized in that including piezoelectric force transducer
Connecting bracket（1）, piezoelectric force transducer（2）, charge amplifier（3）, terminal box（4）, data collecting card（5), computer
（6）, data collection and analysis software（7）, knife rest（8）, planing tool（9）, nose bar（10）, Roller Slideway Assemblies（11）, oil cylinder（12）,
Pedestal（13）；Its intermediate slide（8）It is mounted on Roller Slideway Assemblies（11）On, knife rest（8）On planing tool is installed（9）And nose bar
（10）, knife rest（8）Back and forth movement by oil cylinder（12）Driving；Oil cylinder（12）Rear end be mounted on pedestal（13）On, oil cylinder（12）
Piston rod end be connected with piezoelectric force transducer connecting bracket by radial type ear mount, piezoelectric force transducer connecting bracket
And and knife rest（8）It is connected；Work as oil cylinder（12）Drive knife rest（8）When Forward carries out slicing, oil cylinder（12）Driving force directly act on
In piezoelectric force transducer（2）Stress surface on, then pass to knife rest again（8）, piezoelectric force transducer（2）Suffered work
It is firmly the cutting force of planing tool；Knife rest（8）Back and forth movement range be 0-400mm, the edge length 300mm of planing tool, integrate
The length dimension 250mm of material test specimen, the width dimensions of integrated timber test specimen are 150mm, height dimension 200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820756050.6U CN208109318U (en) | 2018-05-21 | 2018-05-21 | Cutting force measurement device is tested in timber/bamboo glulam slicing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820756050.6U CN208109318U (en) | 2018-05-21 | 2018-05-21 | Cutting force measurement device is tested in timber/bamboo glulam slicing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332896A (en) * | 2018-05-21 | 2018-07-27 | 南京林业大学 | Timber/bamboo glulam slicing experiment cutting force measurement device and measurement method |
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2018
- 2018-05-21 CN CN201820756050.6U patent/CN208109318U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332896A (en) * | 2018-05-21 | 2018-07-27 | 南京林业大学 | Timber/bamboo glulam slicing experiment cutting force measurement device and measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Suzhou Luo Zhuo Testing Technology Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: 2018320000380 Denomination of utility model: Measuring device and method of cutting power of wood/ bamboo integrated material slicing test Granted publication date: 20181116 License type: Common License Record date: 20181212 Assignee: NANJING ZHAOZHE ELECTROMECHANICAL TECHNOLOGY CO., LTD. Assignor: Nanjing Forestry University Contract record no.: 2018320000381 Denomination of utility model: Measuring device and method of cutting power of wood/ bamboo integrated material slicing test Granted publication date: 20181116 License type: Common License Record date: 20181212 |
|
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: NANJING ZHAOZHE ELECTROMECHANICAL TECHNOLOGY CO., LTD. Assignor: Nanjing Forestry University Contract record no.: 2018320000381 Date of cancellation: 20190614 |
|
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Suzhou Luo Zhuo Testing Technology Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: 2018320000380 Date of cancellation: 20190625 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191114 Address after: No.44-46, Wangwu Road, Wuzhong District, Nanjing, Jiangsu Patentee after: Suzhou Luo Zhuo Testing Technology Co., Ltd. Address before: Nanjing City, Jiangsu province 210037 Longpan Road No. 159 Patentee before: Nanjing Forestry University |