CN104165574B - Online detecting device for thickness of medium density fiberboard - Google Patents
Online detecting device for thickness of medium density fiberboard Download PDFInfo
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- CN104165574B CN104165574B CN201410379116.0A CN201410379116A CN104165574B CN 104165574 B CN104165574 B CN 104165574B CN 201410379116 A CN201410379116 A CN 201410379116A CN 104165574 B CN104165574 B CN 104165574B
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- guide plate
- main shaft
- upper guide
- measuring mechanism
- casing
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Abstract
The invention discloses an online detecting device for the thickness of a medium density fiberboard and relates to the technical field of detection. The online detecting device comprises a measuring mechanism installed on a fixing transverse frame, an upper guide plate and a lower guide plate, wherein through grooves are formed in the upper guide plate and the lower guide plate. One end of the upper guide plate is hinged to one side of the fixing transverse frame. The other end of the upper guide plate is connected with the measuring mechanism through a spring. The lower guide plate and the upper guide plate form a channel, wherein the front portion of the channel is wide, and the rear portion of the channel is narrow. A movable supporting wheel is arranged below the through groove of the lower guide plate. The measuring mechanism comprises a main shaft installed on a main shaft bearing in a box. One end of the main shaft extends out of the box and is connected with a support provided with idler wheels. The other end of the main shaft is connected with a slide ruler locating plate. The other end of the slide ruler locating plate is connected with a slide ruler fixing strip. The other end of the slide ruler fixing strip is connected with the main shaft, an induction shaft and an air cylinder through a middle connecting plate. The induction shaft is installed on a supporting bearing in the box. The upper end of the induction shaft is provided with a measuring magnetic head. The online detecting device can solve the problems that the measuring device is prone to being damaged, and the measuring stability and the measuring precision are influenced.
Description
Technical field
The present invention relates to wood-based plate manufacturing technology field, especially a kind of device for on-line checking MDF thickness.
Background technology
In MDF manufacturing process, the detection of hair plates thickness is by the thickness detection apparatus on mdf production line
The product produced to press implements dynamic thickness qualities inspection, and the thickness detection apparatus of prior art include connecting with cylinder
The elevating mechanism for connecing, the telescoping spindle on elevating mechanism is enclosed within a fixed cover, and spindle end is connected with contact wheel, this device
Due to main shaft and fixed cover be it is simple be inserted in, frictional force is big, and elevating mechanism and cylinder the thiner easy change of connecting portion
Shape, thus exist thickness detection apparatus action it is unstable, main shaft easily weares and teares with fixed cover, contact wheel because without it is any protection fill
Put, easily can cause the damage of measuring mechanism because of external cause in use, thus influence measurement apparatus stability and
Certainty of measurement.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of medium density fibre board (MDF) on-line thickness testing, it is this in
Density fiber board on-line thickness testing can solve measurement apparatus and be easily damaged, and influence stability and the measurement of measurement apparatus
The problem of precision.
In order to solve the above problems, the technical solution adopted by the present invention is：Including fixing horizontal installed in mdf production line
Measuring mechanism on frame, is arranged on upper guide plate and bottom guide below the fixed crossbearer；The upper guide plate and the bottom guide
On offer groove, described upper guide plate one end is hinged with the fixed crossbearer side, the other end by spring be arranged on institute
State the measuring mechanism connection of fixed crossbearer opposite side；The bottom guide be located at the upper guide plate immediately below, with it is described on lead
Plate shape is into front wide and rear narrow passage；The groove lower section of the bottom guide is provided with moveable support wheel；The measuring mechanism bag
Casing is included, the main shaft on the casing inner main axis bearing, described main shaft one end is stretched out outside the casing and is provided with rolling
The support of wheel is connected, and the roller is located at the top of the groove of the upper guide plate；The main shaft other end and slide rule spacer
One end connects, and the slide rule spacer other end is connected with slide rule fixed strip one end, during the slide rule fixed strip other end passes through
Between connecting plate linked together with the main shaft, inductive axis and cylinder；The inductive axis are arranged on the spring bearing in the casing
On；The inductive axis upper end is provided with measurement magnetic head, and the measurement magnetic head is connected with outside host computer.
In above-mentioned medium density fibre board (MDF) on-line thickness testing technical scheme, more specifically technical scheme can also be：
The cylinder body of the cylinder is hinged with the casing, and the piston rod of the cylinder and the middle connecting plate are connected；The support wheel and
The roller is just right, and the support wheel and the roller can use bearing.
By adopting the above-described technical solution, the present invention has the advantages that compared with prior art：
1st, invention increases upper guide plate and bottom guide, upper guide plate plays a part of to protect baffle plate, bottom guide to play zero-bit
The effect of positioning, so as to improve the stability and certainty of measurement of measuring mechanism.
2nd, the present invention replaces fixes sleeve by the main shaft of measuring mechanism with linear bearing, to ensure its transmission mechanism
What is acted is smooth；By changing the material and connected mode of transmission mechanism and the connection sheet of cylinder, the intensity of connection sheet is increased
It is set no longer to be easily deformed, so as to improve the stability and certainty of measurement of measuring mechanism.
Brief description of the drawings
Fig. 1 is schematic front view of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is schematic cross-sectional views of the Fig. 2 along line A-A.
Fig. 4 is measuring mechanism internal structure schematic diagram.
Fig. 5 is the schematic diagram of embodiment of the present invention on mdf production line.
Label is expressed as in figure：1st, fixed crossbearer；2nd, measuring mechanism；3rd, upper guide plate；4th, bottom guide；5th, support wheel；6th, bullet
Spring；2-1, casing；2-3, main shaft；2-4, middle connecting plate；2-2,2-5 and 2-6：Main shaft bearing；2-7, support；2-8, roller；2-
9th, slide rule spacer；2-10, slide rule fixed strip；2-11, measurement magnetic head；2-13, inductive axis；2-12,2-14 and 2-15：Support shaft
Hold；2-16, cylinder.
Specific embodiment
The invention will be further described for embodiment below in conjunction with the accompanying drawings：
Medium density fibre board (MDF) on-line thickness testing shown in Fig. 1, Fig. 2 and Fig. 3, including installed in mdf production line
Measuring mechanism 2 on fixed crossbearer 1, is arranged on the upper guide plate 3 and bottom guide 4 of the lower section of fixed crossbearer 1；Upper guide plate 3 and bottom guide 4
On offer groove, the one end of upper guide plate 3 is hinged with the fixed side of crossbearer 1, the other end by spring 6 be arranged on fixed crossbearer
The measuring mechanism 2 of 1 opposite side is connected；Bottom guide 4 is located at immediately below upper guide plate 3, and front wide and rear narrow passage is formed with upper guide plate 3；
The groove lower section of bottom guide 4 is provided with moveable support wheel 5, and support wheel 5 can use standard rolling bearing；
Such as Fig. 4, measuring mechanism 2 includes that casing 2-1, main shaft 2-3, main shaft 2-3 are arranged on the main shaft bearing 2- in casing 2-1
2nd, on main shaft bearing 2-5 and main shaft bearing 2-6, main shaft 2-3 stretches out one end and is connected with support 2-7 outside casing 2-1, support 2-7
In roller 2-8 is installed, roller 2-8 is located at the upper Founder of the groove of upper guide plate 3 to support wheel 5, can be along the groove of upper guide plate 3
Lower movement, roller 2-8 can use standard rolling bearing；The main shaft 2-3 other ends are connected with slide rule spacer 2-9 one end, slide rule spacer
The 2-9 other ends are connected with slide rule fixed strip 2-10 one end, and the slide rule fixed strip 2-10 other ends are by centre connecting plate 2-4 and main shaft 2-
3rd, inductive axis 2-13 and cylinder 2-16 link together；Inductive axis 2-13 is arranged on spring bearing 2-12, support in casing 2-1
On bearing 2-14 and spring bearing 2-15, can be moved up and down with main shaft 2-3；Inductive axis 2-13 upper ends are provided with measurement magnetic head 2-
11, measure magnetic head 2-11 and outside upper mechatronics.Fig. 5 is an implementation of the present invention on mdf production line
Example, fixes interval on crossbearer 1 and is provided with 3 devices of the invention in production line.
Operation principle of the invention is such：MDF hair plates enters bottom guide 4 and the shape of upper guide plate 3 along production line operation
Into after front wide and rear narrow passage, upper guide plate holds up measuring mechanism 2, and detection switch detects hair plates wrench and has completely passed into
During detection means, starting air valve makes the top and the bottom of detection means detect that testing agency acts simultaneously.Lower part body is up moved
Make to be stopped at arrival bottom guide, i.e. zero-bit baffle plate, also downward actuation makes connecing for top and the bottom testing agency simultaneously for upper testing agency
Wheel trolley and hair plates intimate surface contact, now measure magnetic head and start to sample and transfer data to PLC to carry out conversion calculating, then will
Final numerical value is delivered to host computer and is shown, until hair plates passes through detection means completely.
Claims (2)
1. a kind of medium density fibre board (MDF) on-line thickness testing, it is characterised in that：Including being fixed installed in mdf production line
Crossbearer（1）On measuring mechanism（2）, it is arranged on the fixed crossbearer（1）The upper guide plate of lower section（3）And bottom guide（4）；On described
Guide plate（3）With the bottom guide（4）On offer groove, the upper guide plate（3）One end and the fixed crossbearer（1）Cut with scissors side
Connect, the other end passes through spring（6）With installed in the fixed crossbearer（1）The measuring mechanism of opposite side（2）Connection；Under described
Guide plate（4）Positioned at the upper guide plate（3）Underface, with the upper guide plate（3）Form front wide and rear narrow passage；The bottom guide
（4）Groove lower section be provided with moveable support wheel（5）；The measuring mechanism（2）Including casing（2-1）, installed in described
Casing（2-1）Inner main axis bearing（2-2、2-5、2-6）On main shaft（2-3）, the main shaft（2-3）The casing is stretched out in one end
（2-1）Outward with roller is installed（2-8）Support（2-7）It is connected, the roller（2-8）It is located at the upper guide plate（3）It is logical
The top of groove；The main shaft（2-3）The other end and slide rule spacer（2-9）One end connects, the slide rule spacer（2-9）It is another
End and slide rule fixed strip（2-10）One end connects, the slide rule fixed strip（2-10）The other end passes through middle connecting plate（2-4）With master
Axle（2-3）, inductive axis（2-13）And cylinder（2-16）Link together；The inductive axis（2-13）Installed in the casing（2-
1）Interior spring bearing（2-12、2-14、2-15）On；The inductive axis（2-13）Upper end is provided with measurement magnetic head（2-11）, institute
State measurement magnetic head（2-11）It is connected with outside host computer.
2. the medium density fibre board (MDF) on-line thickness testing according to claim 1, it is characterised in that：The cylinder（2-
16）Cylinder body and the casing（2-1）It is hinged, the cylinder（2-16）Piston rod and the middle connecting plate（2-4）Connection；Institute
State support wheel（5）With the roller（2-8）It is just right, the support wheel（5）With the roller（2-8）Use bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410379116.0A CN104165574B (en) | 2014-08-04 | 2014-08-04 | Online detecting device for thickness of medium density fiberboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410379116.0A CN104165574B (en) | 2014-08-04 | 2014-08-04 | Online detecting device for thickness of medium density fiberboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104165574A CN104165574A (en) | 2014-11-26 |
| CN104165574B true CN104165574B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410379116.0A Active CN104165574B (en) | 2014-08-04 | 2014-08-04 | Online detecting device for thickness of medium density fiberboard |
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| Country | Link |
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| CN (1) | CN104165574B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466344A (en) * | 2015-11-17 | 2016-04-06 | 浙江道尔顿地毯有限公司 | Modular carpet thickness test device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2241862Y (en) * | 1995-07-10 | 1996-12-04 | 王 | Thicknesser probe |
| CN102506792A (en) * | 2011-10-25 | 2012-06-20 | 南京林业大学 | Method and device for measuring thickness of slab of medium density fiberboard |
| CN102607433A (en) * | 2012-02-24 | 2012-07-25 | 中国计量学院 | Multi-point detection device for thickness of bearing bush |
| CN103136841A (en) * | 2013-01-23 | 2013-06-05 | 广州广电运通金融电子股份有限公司 | Thickness detection device bringing convenience to blockage elimination |
| CN204085441U (en) * | 2014-08-04 | 2015-01-07 | 广西三威林产工业有限公司 | Medium density fibre board (MDF) on-line thickness testing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3221379A1 (en) * | 1982-06-05 | 1983-12-08 | M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach | MEASURING DEVICE FOR SHEET THICKNESS IN THE TRANSPORTATION RAIL OF BOWS IN PAPER PROCESSING MACHINES |
-
2014
- 2014-08-04 CN CN201410379116.0A patent/CN104165574B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2241862Y (en) * | 1995-07-10 | 1996-12-04 | 王 | Thicknesser probe |
| CN102506792A (en) * | 2011-10-25 | 2012-06-20 | 南京林业大学 | Method and device for measuring thickness of slab of medium density fiberboard |
| CN102607433A (en) * | 2012-02-24 | 2012-07-25 | 中国计量学院 | Multi-point detection device for thickness of bearing bush |
| CN103136841A (en) * | 2013-01-23 | 2013-06-05 | 广州广电运通金融电子股份有限公司 | Thickness detection device bringing convenience to blockage elimination |
| CN204085441U (en) * | 2014-08-04 | 2015-01-07 | 广西三威林产工业有限公司 | Medium density fibre board (MDF) on-line thickness testing |
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| Publication number | Publication date |
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| CN104165574A (en) | 2014-11-26 |
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Address after: 543000, No. 81, Tong Yuan Road, Wuzhou, the Guangxi Zhuang Autonomous Region Patentee after: Guangxi Sanwei home new material Co.,Ltd. Address before: 543000, No. 81, Tong Yuan Road, Wuzhou, the Guangxi Zhuang Autonomous Region Patentee before: GUANGXI SUNWAY FOREST PRODUCTS INDUSTRY Co.,Ltd. |