CN208217151U - A kind of pinch detection device that loading amount is inaccurate - Google Patents
A kind of pinch detection device that loading amount is inaccurate Download PDFInfo
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- CN208217151U CN208217151U CN201721853099.5U CN201721853099U CN208217151U CN 208217151 U CN208217151 U CN 208217151U CN 201721853099 U CN201721853099 U CN 201721853099U CN 208217151 U CN208217151 U CN 208217151U
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- displacement sensor
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- 238000001514 detection method Methods 0.000 title claims abstract description 71
- 238000004806 packaging method and process Methods 0.000 claims abstract description 46
- 239000000523 sample Substances 0.000 claims abstract description 42
- 238000006073 displacement reaction Methods 0.000 claims abstract description 40
- 230000001939 inductive effect Effects 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 abstract description 37
- 238000012360 testing method Methods 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005571 horizontal transmission Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
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Abstract
The utility model discloses the pinch detection devices that a kind of loading amount is not allowed, including being oppositely arranged on production line two sides with the displacement sensor of the packaging bag progress fast clamp to process, supporting block, and receive the control unit of displacement sensor information, one end of the relatively described supporting block of institute's displacement sensors is provided with telescopic inductive probe, the regulating mechanism for adjusting its height is installed in institute's displacement sensors bottom, the utility model effectively can carry out accurate detection to actual loading amount state in production line, accurate detection effectively can be carried out to actual loading amount state in production line, and the information unification processing analysis that will test, whole process is simple and convenient, automatic high speed detection may be implemented, detection efficiency is high, it solves and requires excessively high material to detect loading amount in the prior art Problem.
Description
Technical field
The utility model relates to loading amount detection technique field, the inaccurate pinch detection device of specially a kind of loading amount.
Background technique
In traditional field, generally require to pack product, and since the actual efficacy of various products is inconsistent, because
This, needs to carry out the packaging of different accuracy, for certain products with particular/special requirement, shows once generation loading amount is inaccurate
As consequence be it is very serious, it is undesirable especially for often will appear loading amount in particle and powder inner wrapping equipment
Situation, such as the phenomenon that loading amount is excessive, very few and empty bag, especially in medical inner wrapping field, there is a phenomenon where the inaccurate harm of loading amount
It can be very big.
Traditional detection method is mainly used for the detection of empty bag, is seldom related to, loading amount insufficient detection excessive to loading amount such as
The packaging that loading amount is 20%, 50%, 150%, and due to the limitation of detection technique means, general detection method is all based on
For quality come what is detected accordingly, the detection method based on quality is relatively slow, generally cannot achieve high speed on-line checking, and
High speed on-line checking may be implemented according to the detection of volume of material.But in current detection technique,
It is: the loading amount of packaging bag in production line is detected, can not quickly detect each bag, the common prior art (such as claim
The mode of weight) each bag can not be detected, it can only be sampled detection, in the assembly line for requiring each bag all to be detected
(packaging etc. of the medical material of such as Chinese medicinal granule), the application of this method is subject to certain restrictions.
Summary of the invention
In order to overcome the shortcomings of prior art, the utility model provides a kind of pinch detection device that loading amount is inaccurate,
Accurate detection effectively can be carried out to actual loading amount state in production line, and at the information unification that will test
Reason analysis, whole process is simple and convenient, and the detection of machine automatization may be implemented, and detection efficiency is high, can effectively solve background skill
The problem of art proposes.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of pinch detection device that loading amount is inaccurate, including being oppositely arranged on production line two sides with the packaging to process
Bag carries out the displacement sensor of fast clamp, supporting block, and receives the control unit of displacement sensor information, and the displacement passes
One end of the relatively described supporting block of sensor is provided with telescopic inductive probe, is equipped in institute's displacement sensors bottom for adjusting
Save the regulating mechanism of its height.
Further, the end of the inductive probe is any one in rectangular, round or polygon, the supporting block
End face be plane, and the end area of the inductive probe be less than one face area of packaging bag to be contacted 1/2.
Further, institute's displacement sensors can be separately provided also is combined with combination of two, three together, according to packet
The testing requirements of unqualified state are filled, inductive probe height and position is set.
Further, the regulating mechanism is screw rod regulating mechanism or bolt regulating mechanism, and can also be other may be implemented
The regulating mechanism moved up and down, it is manually adjustable to automatically adjust.
Compared with prior art, the utility model has the beneficial effects that
The utility model effectively can carry out accurate detection to actual loading amount state in production line, and will
The information unification processing analysis detected, whole process is simple and convenient, and automatic high speed detection may be implemented, and detection efficiency is high,
It solves and requires excessively high material test problems for loading amount in the prior art.
Detailed description of the invention
Fig. 1 is that the inductive probe of the utility model displacement sensor is pressed onto the schematic diagram on the material of packaging bag；
Fig. 2 is that the utility model displacement sensor is pressed onto packaging bag the schematic diagram for not having material position；
Fig. 3 is the side schematic view that the utility model displacement sensor unidirectionally presses to packaging bag；
Fig. 4 is the structural schematic diagram that the upper displacement sensor of the horizontal assembly line of the utility model unidirectionally presses to packaging bag
Fig. 5 is the upper displacement sensor of the horizontal assembly line of the utility model and the two-way structural representation for pressing to packaging bag of supporting block
Figure；
Fig. 6 is the schematic diagram that displacement sensor unidirectionally presses to packaging bag on the vertical assembly line of the utility model.
Fig. 7 is displacement sensor and the two-way schematic diagram for pressing to packaging bag of supporting block on the vertical assembly line of the utility model.
In figure: 1- displacement sensor；2- supporting block；3- packaging bag；4- regulating mechanism；101- inductive probe；The end face 201-；
301- driving motor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 to 7, the utility model provides a kind of pinch detection device that loading amount is inaccurate, including sets relatively
Displacement sensor 1, the supporting block 2 for carrying out fast clamp with the packaging bag 3 to process in production line two sides are set, and is received
The control unit of 1 information of displacement sensor, displacement sensor 1 are provided with telescopic inductive probe with respect to one end of supporting block 2
101, the regulating mechanism 4 for adjusting its height is installed in 1 bottom of displacement sensor.
At work, when be loaded with the packaging bag 3 of form of powdery particles object by assembly line quickly through when, be located at assembly line
The inductive probe 101 of the displacement sensor 1 of side is flexible to 2 direction of supporting block, forms fast clamp to the packaging bag 3 of process,
Inductive probe 101 can halt when encountering certain resistance, squeeze when stopping when location information be sent to control
Unit processed, control unit determine the distance between inductive probe and supporting block according to the extruding information, then by the distance and packet
The packaging bag in its horizontal direction is compared without the width information of material under plumbness for pack 3, in conjunction with the sensor
Determine that the material of inner wrapping is in excessive, very few or empty bag relative to predetermined packing materials upper limit position.
In present embodiment, packaging bag 3 is clamped in upper end when assembly line conveys, and lower end is freely sagging
State, and the stretching speed of the inductive probe of displacement sensor is, i.e. inductive probe identical as the frequency of delivery of current packaging bag 3
Each time stretch just can be corresponding with each packaging bag 3 of process, prevent from omitting.
Assembly line in present embodiment can be (such as Fig. 4 and Fig. 5) of horizontal transmission, be also possible to vertical direction transmission
(such as Fig. 6 and Fig. 7).
Furthermore, it is possible to using a displacement sensor 1 and pipeline synchronization operation；Multiple displacement sensors can also be used
1 and supporting block 2 respectively simultaneously multiple packaging bags 3 are clamped, realize two kinds or three kinds material states detection.
It, can be by regulating mechanism 4 to displacement sensor 1 and support when the size of packaging bag 3 and loading amount change
The height of block 2 is adjusted, it is ensured that the validity of detection.
Regulating mechanism 4 be screw rod regulating mechanism, bolt regulating mechanism or other the regulating mechanism moved up and down may be implemented,
Its structure composition is simple, and area occupied is small, and the upper-lower height suitable for displacement sensor is adjusted, easy to operate, and can lead to
The control system for crossing simple driving structure connection production line, using the control mode of electromechanical integration.
Displacement sensor 1 can be linear displacement transducer.
Present embodiment can detecte three kinds of unqualified situations of loading amount in packaging bag 3:
The first situation is that loading amount is on the high side, and the lower edge of detection probe 101 should be slightly above the scheduled loading amount upper limit, works as detection
Probe 101 clips to material, and situation as shown in Figure 1 is then determined as that loading amount is excessive, when detection probe 101 do not clip to material or
When a small amount of material of person, situation as shown in Figure 2 is then determined as that loading amount is few in packaging bag.If be more than for detecting loading amount
When 20%, as long as adjustment detection probe lower edge is slightly above the upper limit of predetermined 120% material of loading amount, judgment method is as above stated
It is bright, the differentiation that loading amount is more than 20% or not more than 20% both may be implemented, be more than 20% if necessary to detect loading amount, such as
30%, 50% the case where (more than how many, can be determined according to user's requirement), judgment method is similar.
Second is that loading amount is on the low side, for example being arranged when material loading amount is 80% is detection threshold value, be will test under probe 101
Edge setting be slightly above the predetermined loading amount 80% of material the upper limit position on both can, when detection probe 101 clips to material, such as Fig. 1
Shown situation is then determined as that loading amount is not on the low side, when detection probe 101 does not clip to material or a small amount of material, such as Fig. 2 institute
The case where showing then is determined as that loading amount is on the low side in packaging bag.Threshold value changes, and the lower edge of adjustment detection probe 101 corresponds to position
It sets and both may be used.
The third is empty bag, for example setting material loading amount is considered empty bag lower than 20%, then material loading amount 20% is to examine
Threshold value is surveyed, as long as the material upper limit that the lower edge setting that will test probe 101 is slightly above predetermined loading amount 20% both may be used.When detection is visited
First 101 clip to material, situation as shown in Figure 1, then are determined as loading amount qualification, when detection probe 101 do not clip to material or
When a small amount of material, situation as shown in Figure 2 is then judged to being packaged as empty bag.If threshold value changes, detection probe is adjusted
101 lower edge corresponding position both may be used.
In addition, present embodiment can respectively to three kinds of states of packaging bag independent detection, can also be applied in combination, can two
Kind mode is combined and can also be combined in a manner of three kinds.
In one embodiment of present embodiment, the end of inductive probe 101 is appointing in rectangular, round or polygon
It anticipates one kind, and the size of the clamping face of inductive probe cannot be greater than 1/2 that packaging bag 3 be clamped the area of one side；Because general
Packaging bag 3 in have air, possibly from air if resistance when its excessive extruding of area, rather than internal powder
Body, therefore the contact area of inductive probe leaves leeway at least after push-through packs bag 3 for internal air flowing.
In present embodiment, displacement sensor 1 is to be driven by motor 301 and drive inductive probe 101 towards packaging bag
3 is mobile, when inductive probe 101 is contacted with packaging bag 3, the opposite fortune of each displacement sensor 1 and the end face 201 of supporting block 2
Dynamic distance is fixed, and when detection probe 101 clips to material, i.e. stop motion, displacement sensor 1 is still according to scheduled fortune at this time
It is dynamic to move forward, according to the relative position of detection probe 101 and displacement sensor 1, it can judge whether be expressed to material,
In conjunction with the location information of probe, and then to judge loading amount.
In present embodiment, 4 side of regulating mechanism is fixedly installed with driving motor 301, and control unit is mounted on packaging and sets
Standby upper, the connecting wire of control unit and displacement sensor is mounted on packaging facilities surface or inside.
Control unit using may be implemented the single-chip computer control system of above-mentioned control, ARM single-chip computer control system or its
The hardware system of above-mentioned control may be implemented in he.
Supporting block 2 in present embodiment can be rectangular or other shapes, and relative induction probe 101 wants larger,
To guarantee that 201 relative smooth of end face will not influence packaging bag 3 and pack direction of travel simultaneously.
In the present embodiment, to packaging bag, the specific detection method is as follows on assembly line:
Step 100, the setting one or more on the assembly line for the packaging bag that horizontally or vertically conveying is loaded with powder
A pinch detection device is separately positioned on the different location of opposite packaging bag according to testing goal difference, if detection empty bag, inspection
The lower edge setting outline of probing head 101 is higher than the upper limit of detection threshold value (such as 20%) material loading amount, if detection loading amount is inclined
More, the lower edge setting outline of detection probe 101 is higher than the upper limit of detection threshold value (such as 120%) material loading amount, if detection dress
Measure on the low side, the lower edge of detection probe 101 setting outline is higher than the upper limit of detection threshold value (such as 80%) material loading amount.Pinch detection
Device includes the Partner and pressed end for being separately positioned on packaging bag two sides, is realized by the relative motion of pressed end and Partner
Extruding to packaging bag；
Step 200, pinch detection device carries out crushing failure at high speed to the corresponding site of each packaging bag of process, and will be corresponding
Extruding information conveyance to control unit, squeezing information is Partner and pressed end spacing distance information after extruding；Corresponding portion
It is as follows to squeeze situation as described in step 100 for position:
When detection probe detects empty bag, when being expressed to material, then it is assumed that loading amount is qualified, if be not expressed to material,
Then it is considered empty bag；
When detection probe detection loading amount is on the high side, when being expressed to material, then it is assumed that loading amount is on the high side, if not being expressed to material
When, then it is assumed that loading amount is qualified；
When detection probe detection loading amount is on the low side, when being expressed to material, then it is assumed that loading amount is qualified, if not being expressed to material
When, then it is assumed that loading amount is on the low side；
Step 300, control unit determines whether current packaging bag meets scheduled pack requirement according to extruding information.
In present embodiment, before work, control unit executes following step:
Step 201 is visited according to pinch detection device detection in the size of current packaging bag and predetermined loading amount adjustment production line
Vertical direction height of the head lower edge relative to packaging bag；
Whether step 202, control unit are expressed to material according to the detection probe for receiving displacement sensor, in conjunction with different
Detection content judges whether loading amount is qualified.
The utility model effectively can carry out high speed accurate detection to actual loading amount state in production line,
And the information unification processing analysis that will test, whole process is simple and convenient, and the detection of machine automatization, detection efficiency may be implemented
Height solves and requires excessively high material test problems for loading amount in the prior art.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. a kind of inaccurate pinch detection device of loading amount, it is characterised in that: including being oppositely arranged on production line two sides with right
The packaging bag of process carries out the displacement sensor (1) of fast clamp, supporting block (2), and receives displacement sensor (1) information
One end of control unit, the relatively described supporting block (2) of institute's displacement sensors (1) is provided with telescopic inductive probe (101),
Institute displacement sensors (1) bottom is equipped with the regulating mechanism (4) for adjusting its height.
2. pinch detection device according to claim 1, it is characterised in that: the end of the inductive probe (101) is side
Any one in shape, circle or polygon, the end face (201) of the supporting block (2) are plane, and the inductive probe
(101) end area is less than the 1/2 of one face area of packaging bag to be contacted.
3. pinch detection device according to claim 1, it is characterised in that: institute's displacement sensors (1) be separately provided or
Combination settings, are separately provided for detecting that loading amount is excessive, the detection of the single loading amount state of very few or empty bag, and combination settings are for same
When detect loading amount three kinds or two states.
4. pinch detection device according to claim 1, it is characterised in that: the regulating mechanism (4) is that screw rod adjusts machine
Structure or bolt regulating mechanism, regulating mechanism (4) side are equipped with driving motor (301), and described control unit is mounted on packet
Installing is standby upper.
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|---|---|---|---|
| CN201721853099.5U CN208217151U (en) | 2017-12-26 | 2017-12-26 | A kind of pinch detection device that loading amount is inaccurate |
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|---|---|---|---|
| CN201721853099.5U CN208217151U (en) | 2017-12-26 | 2017-12-26 | A kind of pinch detection device that loading amount is inaccurate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146737A (en) * | 2017-12-26 | 2018-06-12 | 北京和利康源医疗科技有限公司 | The detection method and pinch detection device that a kind of loading amount is not allowed |
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- 2017-12-26 CN CN201721853099.5U patent/CN208217151U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146737A (en) * | 2017-12-26 | 2018-06-12 | 北京和利康源医疗科技有限公司 | The detection method and pinch detection device that a kind of loading amount is not allowed |
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