CN112033321A - Simple Online thick density and mass distribution measuring device - Google Patents
Simple Online thick density and mass distribution measuring device Download PDFInfo
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- CN112033321A CN112033321A CN201910503650.0A CN201910503650A CN112033321A CN 112033321 A CN112033321 A CN 112033321A CN 201910503650 A CN201910503650 A CN 201910503650A CN 112033321 A CN112033321 A CN 112033321A
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- cutter
- pressure
- mass distribution
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- pressure valve
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a simple Online thick density and mass distribution measuring device, which belongs to the technical field of measuring devices and comprises a first device outer cover, a transmission device host, a cutter, a second device outer cover and an object stage, wherein the transmission device host is nested in an inner cavity of the first device outer cover, the bottom of the transmission device host is fixedly connected with the cutter through a bolt, the simple Online thick density and mass distribution measuring device is nested with a pneumatic transmission device, a cutting, sampling and measuring integrated system and a weighing system with a gyroscope, can quickly and conveniently measure the visual thickness, the actual thickness, the mass, the visual volume, the actual volume, the true density, the false density and the extrusion strength of a measured object, quickly draw a process curve of the visual thickness and the actual thickness of the measured object and an extrusion strength curve of the measured object under different thickness changes, and the uniformity of the mass distribution of the measured object can be measured.
Description
Technical Field
The invention relates to the technical field of measuring devices, in particular to a simple Online thick density and mass distribution measuring device.
Background
The measuring device is a totality of measuring instruments and auxiliary equipment combined for measuring, and some auxiliary equipment or tools for measuring are also commonly classified as a common measuring tool.
The device for measuring the thickness density and mass distribution of the cloth is a classification in measuring devices, and is applied to the measurement of personal hygiene product materials and finished products such as non-woven fabrics, composite paper core bodies, wood pulp core bodies, baby diapers, baby toddler pants, sanitary napkins for women, adult diapers and the like.
The existing measuring device needs to be operated respectively for cutting, sampling and measuring, cannot measure the visual thickness, the actual thickness, the quality, the visual volume, the actual volume, the true density, the false density, the extrusion strength and the like of a measured target quickly and conveniently, is relatively complex in data measuring process, low in integration degree and inconvenient to improve the working efficiency.
Disclosure of Invention
The invention aims to provide a simple Online thick density and mass distribution measuring device, which solves the problems that the existing measuring device provided in the background art needs to perform respective operations of cutting, sampling and measuring, cannot quickly and conveniently measure the visual thickness, the actual thickness, the mass, the visual volume, the actual volume, the true density, the false density, the extrusion strength and the like of a measured target, has a more complicated data measuring process and a low integration degree, and is inconvenient to improve the working efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: a simple Online thick density and mass distribution measuring device comprises a first device outer cover, a transmission device host, a cutter, a second device outer cover and an objective table, wherein an inner cavity of the first device outer cover is nested with the transmission device host, the bottom of the transmission device host is fixedly connected with the cutter through a bolt, the bottom of the cutter is contacted with the second device outer cover, the top of the second device outer cover is contacted with the objective table, an inner cavity of the first device outer cover is connected with an inner cavity of the first device outer cover in an integrated manner, an inner cavity of the transmission device host is nested with an air pressure bin, an inner cavity of the air pressure bin is nested with a cutter transmission column, the bottom of the cutter transmission column is connected with the cutter in an integrated manner, an inner cavity of the cutter transmission column is nested with a measuring plate transmission column, and the bottom of the inner cavity of the cutter transmission column is fixedly connected with a force sensor through, the bottom welding of dynamics sensor has the connecting piece, the bottom welding of connecting piece has the response briquetting, the top contact of measuring plate transmission post has the pressure chamber, the bottom in pressure chamber bonds there is stop device, first pressure valve interface has been seted up to the preceding lateral wall in pressure chamber, the bottom contact of objective table has the sensor, the bottom of sensor is through bolt fixedly connected with connecting piece, the circumference outer wall of connecting piece has cup jointed the gyroscope, second pressure valve interface and third pressure valve interface have been seted up at the top of cutter transmission post.
Preferably, the number of the first pressure valve interfaces is two, and the first pressure valve interfaces are respectively an injection pressure interface and a pressure relief interface.
Preferably, the top of cutter transmission post integrated into one piece connects the burden cabin, the inside contact of burden cabin has the measurement briquetting transmission, the preceding lateral wall of measurement briquetting transmission has seted up the second pressure valve interface with the third pressure valve interface, the second pressure valve interface is for annotating the pressure interface, the third pressure valve interface is the pressure release interface.
Preferably, the induction compact has the same size as the stage.
Preferably, the top of the second device outer cover is provided with a groove, and the width of the groove is the same as that of the sensor.
Preferably, the width of the first device housing and the width of the groove are the same.
Preferably, the material of objective table is stainless steel plate, the top integrated into one piece of objective table is connected with the twill.
Preferably, the first device outer cover, the cutter transmission column, the measuring plate transmission column and the second device outer cover are all made of stainless steel plates.
Compared with the prior art, the invention has the beneficial effects that: this kind of simple Online thick density and mass distribution measuring device, through the combination application of accessory, nested vapour-pressure type transmission, cut sample and measurement integral type system, the weighing system who has the gyroscope, the visual thickness of target under test that can be quick convenient measurement, actual thickness, the quality, the visual volume, actual volume, true density, false density, extrusion strength, draw the process curve of target under test's visual thickness and actual thickness fast, the extrusion strength curve of target under different thickness changes under, the mass distribution degree of consistency that can measure the target under test simultaneously, the integration degree is high, and the work efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the interior of a first device housing of the present invention;
FIG. 3 is a schematic view of the interior of a second device housing according to the present invention.
In the figure: the device comprises a first device outer cover 1, a first device outer cover inner cavity 2, a transmission device host 3, a pneumatic bin 4, a cutter transmission column 5, a measurement plate transmission column 6, a force sensor 9, a cutter 10, a first pressure valve interface 11, a pressure bin 12, a limiting device 13, a connecting piece 15, a sensing pressing block 16, a second device outer cover 17, an objective table 18, a sensor 19, a connecting piece 20, a gyroscope 21, a second pressure valve interface 22 and a third pressure valve interface 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a simple Online thick density and mass distribution measuring device, which can effectively improve the efficiency by the combined application of accessories and has high integration degree, please refer to fig. 1-3, and comprises a first device housing 1, a transmission device host 3, a cutter 10, a second device housing 17 and an object stage 18;
referring to fig. 3 again, the first device housing inner cavity 2 is formed inside the first device housing 1, specifically, the first device housing inner cavity 2 is connected to the inner cavity of the first device housing 1 in an integrated manner, the transmission device host 3 is nested in the inner cavity of the first device housing 1, the air pressure chamber 4 is nested in the inner cavity of the transmission device host 3, the cutter transmission post 5 is nested in the inner cavity of the air pressure chamber 4, and the measurement plate transmission post 6 is nested in the inner cavity of the cutter transmission post 5:
referring to fig. 3 again, the bottom of the force sensor 9 is connected with a connecting piece 15, specifically, the bottom of the inner cavity of the cutter transmission column 5 is fixedly connected with the force sensor 9 through a bolt, the bottom of the cutter transmission column 5 is integrally connected with a cutter 10, the top of the measurement plate transmission column 6 is contacted with a pressure chamber 12, the bottom of the pressure chamber 12 is bonded with a limiting device 13, and the front side wall of the pressure chamber 12 is provided with a first pressure valve connector 11;
referring to fig. 3 again, the bottom of the connecting piece 15 is fixedly connected with the induction pressing block 16, specifically, the connecting piece 15 is welded at the bottom of the force sensor 9, the induction pressing block 16 is welded at the bottom of the connecting piece 15, the bottom of the cutter 10 contacts the second device housing 17, and the top of the second device housing 17 contacts the objective table 18;
referring to fig. 3 again, the bottom of the object stage 18 is in contact with the sensor 19, specifically, the bottom of the object stage 18 is in contact with the sensor 19, the bottom of the sensor 19 is fixedly connected with the connecting piece 20 through a bolt, the circumferential outer wall of the connecting piece 20 is sleeved with the gyroscope 21, and the top of the cutter transmission column 5 is provided with a second pressure valve interface 22 and a third pressure valve interface 23;
when in specific use, an operator in the technical field places a transmission device of a cutter 10 in a transmission device host machine 3, a negative pressure bin comprises two first pressure valve interfaces 11, one is injected and pressed, the other is decompressed, the transmission device of a measuring pressing block is positioned in a negative pressure chamber of a cutter transmission column 5, the transmission device is also provided with a second pressure valve interface 22 and a third pressure valve interface 23, one is injected and pressed, the other is decompressed, a limiting device 13 is further provided, the measuring pressing block is prevented from impacting the cutter 10 to damage a sensor 19, after the cutter transmission column 5 is connected with the cutter 10, the cutter 10 is controlled to transmit up and down by changing a pressure threshold value of a pressure bin 12, a sample with a set size is cut, the measuring pressing block is connected with the sensor 19 and the transmission device host machine 3, the function of reading force value data under different transmission lengths, the second part mainly comprises a loading platform 18, a sensor 19 and a gyroscope 21, the device has the functions of measuring mass and determining the mass distribution of a measured target through the feedback of the gyroscope 21, and is embedded with a pneumatic transmission device, a cutting, sampling and measuring integrated system and a weighing system with the gyroscope 21, so that the device has higher integrated degree and is convenient for improving the working efficiency.
Referring to fig. 3 again, in order to ensure that the first pressure valve port 11 is stably used, the first pressure valve port 11 has injection pressure and pressure relief capabilities, specifically, the number of the first pressure valve ports 11 is two, and the two first pressure valve ports are respectively an injection pressure port and a pressure relief port.
Referring to fig. 3 again, in order to stabilize the use of the measuring pressure block transmission device and facilitate pressure injection and pressure release, specifically, the top of the cutter transmission column 5 is integrally connected with the negative pressure chamber, the inside of the negative pressure chamber is in contact with the measuring pressure block transmission device, the front side wall of the measuring pressure block transmission device is provided with a second pressure valve interface 22 and a third pressure valve interface 23, the second pressure valve interface 22 is a pressure injection interface, and the third pressure valve interface 23 is a pressure release interface.
Referring again to fig. 3, in order to facilitate stable connection between the sensing mass 16 and the stage 18, specifically, the sensing mass 16 and the stage 18 have the same size.
Referring to fig. 3 again, in order to facilitate the effective installation of the sensor 19, specifically, the top of the second device housing 17 is provided with a groove, and the width of the groove is the same as the width of the sensor 19.
Referring to fig. 3 again, in order to facilitate the effective contact between the first device housing 1 and the groove, specifically, the width of the first device housing 1 is the same as the width of the groove.
Referring to fig. 3 again, in order to increase the strength and increase the contact area with the object to be placed, specifically, the material of the stage 18 is a stainless steel plate, and the top of the stage 18 is integrally formed with a diagonal line.
Referring to fig. 3 again, in order to improve the overall strength, the first device housing 1, the cutter transmission column 5, the measurement plate transmission column 6, and the second device housing 17 are made of stainless steel plates.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. A simple Online thick density and mass distribution measuring device is characterized in that: including first device dustcoat (1), transmission host computer (3), cutter (10), second device dustcoat (17) and objective table (18), the inner chamber of first device dustcoat (1) is nested transmission host computer (3), the bottom of transmission host computer (3) is through bolt fixed connection cutter (10), the bottom contact of cutter (10) second device dustcoat (17), the top contact of second device dustcoat (17) objective table (18), the inner chamber integrated into one piece of first device dustcoat (1) is connected with first device dustcoat inner chamber (2), the inner chamber of transmission host computer (3) is nested has atmospheric pressure storehouse (4), the inner chamber nested cutter transmission post (5) that has of atmospheric pressure storehouse (4), the bottom integrated into one piece of cutter transmission post (5) is connected with cutter (10), the inner cavity of the cutter transmission column (5) is nested with a measurement plate transmission column (6), the bottom of the inner cavity of the cutter transmission column (5) is fixedly connected with a force sensor (9) through a bolt, the bottom of the force sensor (9) is welded with a connecting piece (15), the bottom of the connecting piece (15) is welded with an induction pressing block (16), the top of the measuring plate transmission column (6) is contacted with a pressure bin (12), the bottom of the pressure bin (12) is bonded with a limiting device (13), the front side wall of the pressure bin (12) is provided with a first pressure valve interface (11), a sensor (19) is contacted with the bottom of the object stage (18), the bottom of the sensor (19) is fixedly connected with a connecting piece (20) through a bolt, the gyroscope (21) is sleeved on the outer wall of the circumference of the connecting piece (20), and a second pressure valve interface (22) and a third pressure valve interface (23) are arranged at the top of the cutter transmission column (5).
2. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the number of the first pressure valve interfaces (11) is two, and the first pressure valve interfaces are respectively an injection pressure interface and a pressure relief interface.
3. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the top integrated into one piece of cutter transmission post (5) connects the burden cabin, the inside contact of burden cabin has measures briquetting transmission, measure briquetting transmission's preceding lateral wall seted up second pressure valve interface (22) with third pressure valve interface (23), second pressure valve interface (22) are for annotating the pressure interface, third pressure valve interface (23) are the pressure release interface.
4. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the size of the induction pressing block (16) is the same as that of the object stage (18).
5. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the top of the second device outer cover (17) is provided with a groove, and the width of the groove is the same as that of the sensor (19).
6. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the width of the first device housing (1) is the same as the width of the groove.
7. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the material of objective table (18) is stainless steel plate, the top integrated into one piece of objective table (18) is connected with the twill.
8. A simple Online thick density and mass distribution measurement device according to claim 1, characterized in that: the first device outer cover (1), the cutter transmission column (5), the measuring plate transmission column (6) and the second device outer cover (17) are all made of stainless steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503650.0A CN112033321B (en) | 2019-06-04 | 2019-06-04 | Simple Online thick density and mass distribution measuring device |
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| CN201910503650.0A CN112033321B (en) | 2019-06-04 | 2019-06-04 | Simple Online thick density and mass distribution measuring device |
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| CN112033321A true CN112033321A (en) | 2020-12-04 |
| CN112033321B CN112033321B (en) | 2022-02-18 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598585A (en) * | 1984-03-19 | 1986-07-08 | The Charles Stark Draper Laboratory, Inc. | Planar inertial sensor |
| CN103389046A (en) * | 2013-08-09 | 2013-11-13 | 昆山允可精密工业技术有限公司 | Automatic thin plate measuring device with compound measuring function |
| CN103433948A (en) * | 2013-08-15 | 2013-12-11 | 苏州华日金菱机械有限公司 | Ultrasonic cutting machine with automatic positioning function |
| CN203401194U (en) * | 2013-08-19 | 2014-01-22 | 上海新中冶金设备厂 | Non-contact type laser edge detection device of slab cutting machine |
| CN105890561A (en) * | 2016-06-06 | 2016-08-24 | 常州市宏发纵横新材料科技股份有限公司 | Method for measuring thickness and fiber content of wind power generation vane |
| CN205719891U (en) * | 2016-06-30 | 2016-11-23 | 吉林大学 | A kind of device measuring sound-absorbing porous material porosity |
| CN206160986U (en) * | 2016-10-27 | 2017-05-10 | 纳晶科技股份有限公司 | Rete cutting device and rete thickness measurement system |
| CN108020187A (en) * | 2017-12-25 | 2018-05-11 | 无锡特恒科技有限公司 | thickness automatic detecting device |
| CN108613773A (en) * | 2018-04-09 | 2018-10-02 | 北京石油化工学院 | Method based on smart mobile phone gyro sensor Measuring Moment of Inertia Using |
| CN208179708U (en) * | 2018-05-15 | 2018-12-04 | 江西服装学院 | A kind of dress designing perforating device |
| CN208588627U (en) * | 2018-08-03 | 2019-03-08 | 山西华陆建设工程有限公司 | A kind of hydraulic engineering RC axial loading column device |
-
2019
- 2019-06-04 CN CN201910503650.0A patent/CN112033321B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598585A (en) * | 1984-03-19 | 1986-07-08 | The Charles Stark Draper Laboratory, Inc. | Planar inertial sensor |
| CN103389046A (en) * | 2013-08-09 | 2013-11-13 | 昆山允可精密工业技术有限公司 | Automatic thin plate measuring device with compound measuring function |
| CN103433948A (en) * | 2013-08-15 | 2013-12-11 | 苏州华日金菱机械有限公司 | Ultrasonic cutting machine with automatic positioning function |
| CN203401194U (en) * | 2013-08-19 | 2014-01-22 | 上海新中冶金设备厂 | Non-contact type laser edge detection device of slab cutting machine |
| CN105890561A (en) * | 2016-06-06 | 2016-08-24 | 常州市宏发纵横新材料科技股份有限公司 | Method for measuring thickness and fiber content of wind power generation vane |
| CN205719891U (en) * | 2016-06-30 | 2016-11-23 | 吉林大学 | A kind of device measuring sound-absorbing porous material porosity |
| CN206160986U (en) * | 2016-10-27 | 2017-05-10 | 纳晶科技股份有限公司 | Rete cutting device and rete thickness measurement system |
| CN108020187A (en) * | 2017-12-25 | 2018-05-11 | 无锡特恒科技有限公司 | thickness automatic detecting device |
| CN108613773A (en) * | 2018-04-09 | 2018-10-02 | 北京石油化工学院 | Method based on smart mobile phone gyro sensor Measuring Moment of Inertia Using |
| CN208179708U (en) * | 2018-05-15 | 2018-12-04 | 江西服装学院 | A kind of dress designing perforating device |
| CN208588627U (en) * | 2018-08-03 | 2019-03-08 | 山西华陆建设工程有限公司 | A kind of hydraulic engineering RC axial loading column device |
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