CN109387268A - A kind of weigher and weighing method of toilet paper - Google Patents
A kind of weigher and weighing method of toilet paper Download PDFInfo
- Publication number
- CN109387268A CN109387268A CN201811298981.7A CN201811298981A CN109387268A CN 109387268 A CN109387268 A CN 109387268A CN 201811298981 A CN201811298981 A CN 201811298981A CN 109387268 A CN109387268 A CN 109387268A
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- Prior art keywords
- weighing
- toilet paper
- paper
- weighing platform
- sensor
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G13/00—Weighing apparatus with automatic feed or discharge for weighing-out batches of material
- G01G13/02—Means for automatically loading weigh pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G13/00—Weighing apparatus with automatic feed or discharge for weighing-out batches of material
- G01G13/16—Means for automatically discharging weigh receptacles under control of the weighing mechanism
Abstract
The present invention provides a kind of weigher of toilet paper and weighing methods, it is characterized by comprising weighing units, the weighing unit is set on body plate, by feedboard, weighing platform, V-block, weighing sensor and PLC controller composition, the weighing platform uses axial design, its both ends sets up fixed and is mutually connected with feedboard outlet by body plate, the weighing platform is equipped with several V-blocks along axial direction at equal intervals, toilet paper is set up on weighing platform using several V-blocks, the weighing platform is connected and fixed two groups of weighing sensors and display instrument along axial stiffness, pass through signal wire wired connection between the weighing sensor and PLC controller.The present invention is static detection, selects single-point beam sensor by specific mechanism, toilet paper is put on weighing platform and carries out weight detecting, has weighed and toilet paper is removed platform again, and entire weighing process does not influence subsequent production, guarantees the continuity of production.
Description
Technical field
The invention belongs to toilet paper weight detecting technical fields, and in particular to a kind of weigher of toilet paper and weighing side
Method realizes the weight detecting of health, and the hygienic paper weight in adjustment production in real time.
Background technique
Since in recent years, health paper producing apparatus is in the stage of a high speed development both at home and abroad.Toilet paper in market
Weight error will be within 5% range of mark quality.Toilet paper manufacture will sell qualified product and just have to strict control
Good product quality, this is just to need to detect the weight of toilet paper, since weight detects the blank of this respect automatically, health
Paper manufacturer mainly carries out weight detecting by manual random sampling.Since the quality of toilet paper paper manufacture is uneven, weight
Amount also has certain randomness, just will appear the underproof toilet paper of weight in production, at this moment just needs each to toilet paper
It all weighs, detected every one or every two.
A kind of screening system for finished product toilet roll, the structure as disclosed in Chinese patent CN201710977622
System is the weight detecting for simple grain toilet paper weighing belt, and what weighing belt utilized is the stability of dynamic pickup and belt,
Weight detecting is carried out during transportation, due to the limitation of weighing belt structure, whole paper roll cannot be detected.
Summary of the invention
It is an object of the invention to overcome defect of the existing technology, providing one kind can be for rewinding production of machinery
Whole Weight detecting device.
To achieve the above object, a kind of weigher of toilet paper is designed, which is characterized in that including weighing unit, the title
Weight unit is set on body plate, is made of feedboard, weighing platform, V-block, weighing sensor and PLC controller, the title
Galassing platform uses axial design, and both ends set up fixed and are mutually connected with feedboard outlet, the weighing platform by body plate
It is equipped with several V-blocks at equal intervals along axial direction, toilet paper is set up on weighing platform using several V-blocks, the weighing platform edge
Axial stiffness is connected and fixed two groups of weighing sensors and display instrument, passes through between the weighing sensor and PLC controller
Signal wire wired connection.
The weighing sensor use beam sensor, weighing sensor be distributed in weighing platform and toilet paper is simplified to
Beam simply 1/4 at and 3/4 at two o'clock support.
The feedboard exit is equipped with lifting unit, by lifting unit supporting plate, lifting unit fixing seat, lifting unit gas
Cylinder composition, lifting unit supporting plate are connected feedboard outlet and weighing platform, lifting unit supporting plate bottom and lifting unit fixing seat
It fixes and is controlled by lifting unit cylinder and connected, the lifting unit cylinder is by the hygienic paper detection sensor above weighing platform
And PLC controller control connection.
The feedboard exit is additionally provided with pilot unit, is made of guide plate, pilot unit cylinder, guide plate be set into
Flitch exports two sides and guides toilet paper, is controlled and is connected by pilot unit cylinder, pilot unit cylinder is by defending above weighing platform
Raw paper detection sensor and PLC controller control connection.
The feedboard exit is additionally provided with blocking unit, is examined by blocking unit fixing seat, blocking unit cylinder, toilet paper
Sensor composition is surveyed, blocking unit fixing seat is set to feedboard outlet and lifting unit supporting plate joining place, by blocking unit cylinder
Control connection, blocking unit cylinder by above weighing platform hygienic paper detection sensor and PLC controller control connection.
In short, toilet paper enters lifting unit by feedboard, blocking mechanism limits the movement of toilet paper, is going up and down
Under the action of unit, toilet paper falls into weighing unit and is detected, pilot unit carry out interval weighing when pilot unit need by
Subsequent toilet paper is smoothly oriented to.
The health paper detection sensor uses photoelectric sensor.
The bottom of the body plate is equipped with base anchor, and base anchor and body plate are fixed with anchoring bolt.
A kind of weighing method of the weigher of toilet paper, which comprises the following steps:
Step 1, whole toilet paper are rolled out by end sealing machine outlet, enter weighing platform by feedboard, whole toilet paper is fallen completely
Enter on weighing platform, and is set up on weighing platform using several V-blocks；
Step 2, the display instrument of weighing platform show the weight of whole toilet paper, when weighing sensor obtains a stationary value
Afterwards, the whole toilet paper final weight that weighing sensor obtains, be transmitted to PLC controller via signal wire, and currently produces
The specification weight of toilet paper is compared analysis；
Step 3, when the weight and required specification weight error that weighing platform detects are within 1 times of every section health paper weight
It does not adjust, a section is adjusted within 1-2 times, two sections are adjusted within 2-3 times, and so on, weighing platform will need to adjust
Joint number signal feed back to the PLC of rewinding machine, the joint number of rewinding machine will be adjusted.
Lifting unit, blocking unit are had additional, the initial weighing positions of weighing platform are lifting unit cylinder and stop single
First cylinder is in stretching state, and toilet paper is rolled on lifting unit supporting plate by feedboard, the toilet paper above weighing-appliance
Detection sensor has detected toilet paper, then hygienic paper detection sensor can input a number to the PLC controller of weighing-appliance
Word amount signal, PLC controller passes through calculation process at this time, then output signal makes lifting unit cylinder and blocking unit cylinder
Electromagnetic valve coil obtain it is electric, to control lifting unit cylinder and blocking unit cylinders retract；Between feedboard and weighing platform
Paper roll be put into weighing platform weigh by lifting unit whereabouts, weighing state when weighing sensor obtain stationary value it
Afterwards, lifting unit drags paper roll, and blocking unit cylinder is in retracted mode at this time, therefore paper roll can be rolled out from lifting unit,
Hygienic paper sensor above equal lifting units can't detect paper roll, and blocking unit cylinder will stretch out, to next paper roll into
Row weighing, so recycles repeatedly.
Pilot unit is had additional, the initial weighing positions of weighing platform are that pilot unit cylinder is in retracted mode, work as title
Hygienic paper detection sensor above heavy equipment has detected toilet paper, then hygienic paper detection sensor can be to weighing-appliance
PLC controller inputs a digital quantity signal, and PLC controller passes through calculation process at this time, then output signal makes pilot unit gas
The electromagnetic valve coil of cylinder obtains electric, to control the stretching of pilot unit cylinder, the guide plate on guide cylinder guides toilet paper, to be checked
Survey finishes, and pilot unit cylinder can then retract.
Weight detecting of the weigher and method of toilet paper of the invention mainly for the paper roll after rewinding, the complete area of structure
Not in the weight detecting of simple grain toilet paper weighing belt, what weighing belt utilized is the stability of dynamic pickup and belt, is being transported
Weight detecting is carried out in the process, due to the limitation of weighing belt structure, whole paper roll cannot be detected, and of the invention is set
Standby is static detection, selects single-point beam sensor by specific mechanism, toilet paper is put on weighing platform and carries out weight
Detection, has weighed and toilet paper is removed platform again, and entire weighing process does not influence subsequent production, guarantees the continuity of production.
Detailed description of the invention
Fig. 1 is weighing-appliance force analysis figure of the present invention.
Fig. 2 is weighing-appliance axis side view of the present invention, shows the original state of weighing-appliance.
Fig. 3 is weighing-appliance main view of the present invention.
Fig. 4 is weighing-appliance top view of the present invention.
Fig. 5 is weighing-appliance rearview of the present invention.
Fig. 6 is weighing-appliance right view of the present invention, each unit state when display is weighed.
Fig. 7 is weighing-appliance right view two of the present invention, when display when the weighing of interval each unit state.
Description of symbols in figure.
1 base anchor, 2 body plates, 3 weighing platforms, 4 V-blocks, 5 feedboards, 6 blocking unit fixing seats, 7 blocking unit gas
Cylinder, 8 weighing platforms, 9 weighing sensors, 10 toilet papers, 11 pilot unit cylinders, 12 guide plates, 13 lifting unit supporting plates, 14
Lifting unit fixing seat, 15 lifting unit cylinders, 16 caging bolts.
Specific embodiment
Technical solution of the present invention is illustrated with reference to the accompanying drawings and embodiments, so that those skilled in the art understand
Understand, but including and be not limited to following embodiments, equivalent technical solution is still within the protection scope of this case.
Embodiment one
It is single including pilot unit, lifting such as main view, top view and the axis side view that Fig. 2, Fig. 3, Fig. 4 are weighing-appliance
Member, weighing unit, blocking unit and feedboard 5, body plate 2 and base anchor 1, due to weighing data need precision will 5% with
It is interior, so base anchor 1 and body plate 2 are fixed with anchoring bolt, to prevent generating vibration.
Most importantly weighing unit in whole equipment, since the error of whole system and the quantity of weighing sensor are into
Inverse relation cannot support entire weighing platform 3 using a weighing sensor, and weighing sensor is using two beam type sensings
Device in order to make weighing sensor 9 by the effect of single power and the moment of flexure of very small part, therefore is equipped with V-type on weighing platform 3
Block 4, the effect of V-block 4 are exactly to keep toilet paper 10 placed in the middle on weighing platform 3.The distribution of weighing sensor 9 is also wanted simultaneously
It asks, weighing platform 3 and toilet paper 10 is simplified to beam stress simply and are uniformly distributed, then the force diagram of beam and bending moment diagram simply is as schemed
Shown in 1, two o'clock is supported at the 1/4 of beam simply and at 3/4, and beam institute bending moment simply is minimum, moment of flexure maximum be at fulcrum,
The amount of deflection of beam is also minimum value at this time, the stress size at supporting point be also it is the same, Impact direction is also consistent.Or it selects
Strain gauge transducer, weighing sensor 9 has deformation under the effect of gravity, since weighing sensor 9 and weighing platform 3 are rigid
Property connection, therefore the layout direction of weighing sensor 9 is consistent, and the deformation direction of such weighing sensor 9 is also consistent, weighing
Influence of 3 rigidity of platform to weighing sensor 9 will be eliminated.
As shown in Fig. 2, toilet paper is rolled out by end sealing machine outlet, entered on weighing platform by feedboard 5, weighing-appliance work
Make the cylinder 7 that state initial position is blocking unit and be in stretching state, the cylinder 15 of lifting unit is also stretching state, guiding
The cylinder 11 of unit is to retract, and the photoelectric sensor above weighing-appliance has detected toilet paper, then lifting unit and resistance
The cylinder of gear unit starts to retract, and after weighing sensor 9 obtains a stationary value, can analyze weight, if weight
Setting value is had exceeded, then the signal adjusted to mono- joint number of rewinding machine PLC.Specifically:
Toilet paper is rolled on lifting unit supporting plate 13 by feedboard 5, and the photoelectric sensor above equipment to be weighed has detected
Toilet paper, then photoelectric sensor can input a digital quantity signal to the PLC of weighing-appliance, and PLC passes through calculation process at this time, then
It is electric that output signal obtains the electromagnetic valve coil of lifting unit cylinder, to control the retraction of lifting unit cylinder 15.
As shown in figure 4, being weighing state at this time, after weighing sensor 9 obtains stationary value, lifting unit drags paper roll
It rises, at this time the cylinder 7 or retracted mode of blocking unit, therefore paper roll can be rolled out from lifting unit, be waited above lifting units
Sensor can't detect paper roll, and the cylinder 7 of blocking unit will be stretched out, be weighed to next paper roll, so recycle repeatedly.
Specifically:
Toilet paper is fallen completely on weighing platform 3, and display instrument shows the weight of toilet paper at this time, and weighing sensor obtains health
The final weight of paper can be compared with the specification weight of the toilet paper currently produced.Such as currently used body paper grammes per square metre is
15g/m2, base paper web width is 2860mm, and the toilet paper specification currently produced is diameter 80mm length 155mm, three-ply paper, often
The length of section paper is the toilet paper of 200 sections ability production department 80mm diameter needed for 115mm event, and the weight of this specification is 160 grams.Root
According to national regulation, the error of hygienic paper weight is within 5%, therefore the hygienic paper weight of production department is 160 ± 8 grams.2860mm wide
The paper web of degree can produce the toilet paper of 18 155mm length, and the length of waste material end to end remaining at this time is 35mm, due in production
Hygienic paper weight is random fluctuation, and the weight of the toilet paper of each section is 14.8 grams (15*0.155*2.86*3).If claimed
The weight that heavy equipment detects does not adjust within 1 times of every section health paper weight with required specification weight error, at 1-2 times
Within adjust a section, two sections are adjusted within 2-3 times, and so on.Weighing-appliance will need the joint number signal adjusted to feed back to
The PLC of rewinding machine will be adjusted the joint number of rewinding machine.
Since the specification of the toilet paper of the invention being able to satisfy is diameter 60mm to 140mm, random length, largest production speed
It is 20/min, as 20/min of speed of production >, weighing-appliance carries out interval weighing to paper roll.When lifting unit falls paper
It rolls into weighing platform 3 to weigh, the cylinder 11 of pilot unit can then stretch out, and next paper roll is smoothly seen off, to be detected
It finishes, the cylinder 11 of guiding mechanism can then retract.For safety, the cylinder of elevating mechanism and guiding mechanism have one it is interlocking
Design, avoids lifting unit from interfering with pilot unit.
The speed of production that weighing-appliance is met by is 20/min, and the speed of rewinding machine is lower than 20/min, weighing-appliance
It can weigh to each toilet paper of rewinding, record the weight data of each toilet paper.Weighing sensor
To time of data is stablized within 0.5s, so the magnetism after the cylinder 15 of lifting unit is retracted to lowest order, on cylinder
As soon as switch can export a signal, recur after 0.5s stretching with unifying time delay module and can control lifting unit cylinder, general
Toilet paper is removed from weighing platform.
If the speed of rewinding machine is higher than 20/min, weighing-appliance just needs to weigh to toilet paper interval at this time, works as lifting
After the cylinder 15 of unit is fully retracted, pilot unit cylinder 11 can then stretch out, and the guide plate 12 on guide cylinder guides health
Paper is fallen into storage paper frame.After subject-oriented unit cylinder 11 retracts, the gas circuit of lifting unit will be connected again, at this time lifting unit
Cylinder 15 can stretch out, toilet paper is removed from weighing platform.Such mechanism will carry out stable weight inspection to toilet paper
It surveys.
Embodiment two
On the basis of example 1, lifting unit cylinder 15 has a gas circuit Cushioning Design, in order to realize that cylinder has height
Fast two kinds of speed, such toilet paper, which can steadily be fallen in, will not generate vibration on weighing platform, paper can be allowed finally slow
It falls on weighing platform 3, reduces detection time and improve detection accuracy.
Embodiment three
On the basis of example 1, so weighing unit cylinder 15 can be there are three sensor, lowest order and highest order have respectively
One magnetic switch, the very good position for touching weighing platform 3 of toilet paper is fallen under cylinder a magnetic switch, this is magnetic
The effect of switch is to change the movement velocity of cylinder for switching gas circuit.Realize that the movement of weighing unit cylinder is divided into two portions
Point, just touch weighing platform from cylinder range to toilet paper, this section apart from cylinder be high speed, enter weighing platform it
It is afterwards low speed.
Claims (10)
1. a kind of weigher of toilet paper, which is characterized in that including weighing unit, the weighing unit is set on body plate, by
Feedboard, weighing platform, V-block, weighing sensor and PLC controller composition, the weighing platform use axial design,
Both ends set up fixed and are mutually connected with feedboard outlet by body plate, and the weighing platform is equipped with several V along axial direction at equal intervals
Type block, toilet paper are set up on weighing platform using several V-blocks, and the weighing platform is connected and fixed two groups along axial stiffness and claims
Sensor and display instrument are retransmitted, passes through signal wire wired connection between the weighing sensor and PLC controller.
2. a kind of weigher of toilet paper as described in claim 1, which is characterized in that the weighing sensor is passed using beam type
Sensor, weighing sensor be distributed at the 1/4 of the beam simply that weighing platform and toilet paper are simplified to and at 3/4 two o'clock support.
3. a kind of weigher of toilet paper as described in claim 1, which is characterized in that the feedboard exit is equipped with lifting
Unit is made of lifting unit supporting plate, lifting unit fixing seat, lifting unit cylinder, and lifting unit supporting plate linking feedboard goes out
Mouth and weighing platform, lifting unit supporting plate bottom and lifting unit fixing seat are fixed and are controlled by lifting unit cylinder and connected, institute
State lifting unit cylinder by above weighing platform hygienic paper detection sensor and PLC controller control connection.
4. a kind of weigher of toilet paper as described in claim 1, which is characterized in that the feedboard exit, which is additionally provided with, leads
It to unit, is made of guide plate, pilot unit cylinder, guide plate is set to feedboard outlet two sides and guides toilet paper, single by guiding
The control connection of first cylinder, pilot unit cylinder by above weighing platform hygienic paper detection sensor and PLC controller control connect
It connects.
5. a kind of weigher of toilet paper as described in claim 1, which is characterized in that the feedboard exit is additionally provided with resistance
Unit is kept off, is made of blocking unit fixing seat, blocking unit cylinder, hygienic paper detection sensor, blocking unit fixing seat is set to
Feedboard outlet and lifting unit supporting plate joining place, are controlled by blocking unit cylinder and are connected, blocking unit cylinder is by weighing platform
The hygienic paper detection sensor and PLC controller of top control connection.
6. a kind of weigher of toilet paper as described in claim 3 or 4 or 5, which is characterized in that the toilet paper detection sensing
Device uses photoelectric sensor.
7. a kind of weigher of toilet paper as described in claim 1, which is characterized in that the bottom of the body plate is equipped with lower margin
Plate, base anchor and body plate are fixed with anchoring bolt.
8. a kind of weighing method of the weigher of toilet paper, which comprises the following steps:
Step 1, whole toilet paper are rolled out by end sealing machine outlet, enter weighing platform by feedboard, whole toilet paper is fallen completely
Enter on weighing platform, and is set up on weighing platform using several V-blocks；
Step 2, the display instrument of weighing platform show the weight of whole toilet paper, when weighing sensor obtains a stationary value
Afterwards, the whole toilet paper final weight that weighing sensor obtains, be transmitted to PLC controller via signal wire, and currently produces
The specification weight of toilet paper is compared analysis；
Step 3, when the weight and required specification weight error that weighing platform detects are within 1 times of every section health paper weight
It does not adjust, a section is adjusted within 1-2 times, two sections are adjusted within 2-3 times, and so on, weighing platform will need to adjust
Joint number signal feed back to the PLC of rewinding machine, the joint number of rewinding machine will be adjusted.
9. a kind of weighing method of the weigher of toilet paper as claimed in claim 8, which is characterized in that it is single to have additional lifting
Member, blocking unit, the initial weighing positions of weighing platform are that lifting unit cylinder and blocking unit cylinder are in stretching state, are defended
Raw paper is rolled on lifting unit supporting plate by feedboard, and the hygienic paper detection sensor above weighing-appliance has detected health
Paper, then hygienic paper detection sensor can input a digital quantity signal to the PLC controller of weighing-appliance, at this time PLC controller
By calculation process, then output signal obtains the electromagnetic valve coil of lifting unit cylinder and blocking unit cylinder electric, to control
Lifting unit cylinder processed and blocking unit cylinders retract；It is fallen by lifting unit by paper roll between feedboard and weighing platform
Weighing platform is put into weigh, for weighing state after weighing sensor obtains stationary value, lifting unit drags paper roll, this
When blocking unit cylinder be in retracted mode, therefore paper roll can be rolled out from lifting unit, and the toilet paper above lifting units is waited to pass
Sensor can't detect paper roll, and blocking unit cylinder will stretch out, and weigh to next paper roll, so recycle repeatedly.
10. a kind of weighing method of the weigher of toilet paper as claimed in claim 8, which is characterized in that it is single to have additional guiding
Member, the initial weighing positions of weighing platform are that pilot unit cylinder is in retracted mode, the toilet paper inspection above weighing-appliance
It surveys sensor and has detected toilet paper, then hygienic paper detection sensor can input a number to the PLC controller of weighing-appliance
Signal is measured, PLC controller passes through calculation process at this time, then output signal obtains the electromagnetic valve coil of pilot unit cylinder electric, from
And the stretching of pilot unit cylinder is controlled, the guide plate on guide cylinder guides toilet paper, and to be detected to finish, pilot unit cylinder is then
It can retract.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811298981.7A CN109387268A (en) | 2018-11-02 | 2018-11-02 | A kind of weigher and weighing method of toilet paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811298981.7A CN109387268A (en) | 2018-11-02 | 2018-11-02 | A kind of weigher and weighing method of toilet paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109387268A true CN109387268A (en) | 2019-02-26 |
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ID=65428258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811298981.7A Pending CN109387268A (en) | 2018-11-02 | 2018-11-02 | A kind of weigher and weighing method of toilet paper |
Country Status (1)
| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180882A (en) * | 2014-08-22 | 2014-12-03 | 维达纸业(孝感)有限公司 | Automatic roll paper on-line weighing detection and control system |
| CN204043767U (en) * | 2014-07-12 | 2014-12-24 | 嘉兴绿信机械设备有限公司 | Roll web balanced type weighing device |
| CN107694961A (en) * | 2017-10-17 | 2018-02-16 | 阜阳市悦梦圆纸品有限公司 | A kind of screening system for finished product toilet roll |
| CN209148106U (en) * | 2018-11-02 | 2019-07-23 | 法比奥百利怡机械设备（上海）有限公司 | A kind of weigher of toilet paper |
-
2018
- 2018-11-02 CN CN201811298981.7A patent/CN109387268A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204043767U (en) * | 2014-07-12 | 2014-12-24 | 嘉兴绿信机械设备有限公司 | Roll web balanced type weighing device |
| CN104180882A (en) * | 2014-08-22 | 2014-12-03 | 维达纸业(孝感)有限公司 | Automatic roll paper on-line weighing detection and control system |
| CN107694961A (en) * | 2017-10-17 | 2018-02-16 | 阜阳市悦梦圆纸品有限公司 | A kind of screening system for finished product toilet roll |
| CN209148106U (en) * | 2018-11-02 | 2019-07-23 | 法比奥百利怡机械设备（上海）有限公司 | A kind of weigher of toilet paper |
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