CN105083636A - Method for detecting opening of packaging bag - Google Patents
Method for detecting opening of packaging bag Download PDFInfo
- Publication number
- CN105083636A CN105083636A CN201510414746.1A CN201510414746A CN105083636A CN 105083636 A CN105083636 A CN 105083636A CN 201510414746 A CN201510414746 A CN 201510414746A CN 105083636 A CN105083636 A CN 105083636A
- Authority
- CN
- China
- Prior art keywords
- bag
- head
- opening
- floating block
- passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
- B65B43/34—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure
- B65B43/36—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure applied pneumatically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
Abstract
The invention relates to a method for detecting opening of a packaging bag. The method comprises the following steps that a bag opening is opened through a pre-process firstly; a piston rod of a cylinder is driven to move downwards, and a bag opening pounding head is inserted into the bag opening to enable the side face of the bag opening pounding head to be nearly attached to the inside of the bag opening; an air inlet joint is connected with an air blowing device, and compressed air is led into the bag through the air inlet joint so as to open the bottom of the packaging bag; gas can push a detection floating block upwards along side channels along with the increasing of the gas in a bag body and pressure in the bag body, and the detection floating block is made to move upwards along a mounting channel in the bag opening pounding head; and when the detection floating block floats upwards and triggers a photoelectric switch, the photoelectric switch sends a signal of complete opening of the bottom of the packaging bag. According to the method for detecting opening of the packaging bag, bag opening and detection are synchronous, and accordingly detection time is shortened; and meanwhile, due to the effective bag opening, the number of hard standing bags with the bag bottoms not opened is reduced, and the packaging speed and efficiency are improved.
Description
Technical field
The present invention relates to a kind of method of inspection, be specifically related to the method for inspection that bag is opened in a kind of packaging bag.
Background technology
The bag openning body of prior art, hard Self stand bag is being opened in the occasion of bag requirement, because packaging bag is harder, mostly can not effectively open at the bottom of bag completely, more can not detect by actv. while opening bag, thus cause speed and deterioration of efficiency, the capacity packing of restriction machine, the operating needs of effectively packaging fast can not be met.
Summary of the invention
The object of the present invention is to provide a kind of packaging bag to open the method for inspection of bag, synchronous with detection by opening bag, shorten detection time, actv. is opened bag and is also reduced the quantity of not opening at the bottom of hard Self stand bag bag simultaneously, improves speed and the efficiency of packaging.
For achieving the above object, present invention employs following technical scheme: what adopt bag openning body to carry out packaging bag opens bag, what this bag openning body comprised that size and sack match open, and bag smashes head and be positioned at out bag smashes telescopic cylinder above head, describedly open the inside that bag smashes head and be vertically provided with the free air diffuser and middle passage that are interconnected from top to bottom, the inside of described free air diffuser is provided with air inlet pipe, being positioned at out the bag air inlet pipe smash above head is provided with along the outward extending inlet suction port of its sidewall, this inlet suction port is connected with air inlet pipe, described telescopic cylinder is vertically fixed on the top of air inlet pipe, described air inlet pipe is fixedly connected with the rod end of telescopic cylinder, describedly open the inside that bag smashes head and be provided with the wing passage be connected with middle passage, the inside of described wing passage is provided with detection floating block, describedly open the top that bag smashes head and be provided with photoelectric switch, described shake-up detects photoelectricity is fixed on wing passage outlet top by mounting bracket, and photoelectric switch and open the bag distance of smashing between head and be less than the height detecting floating block, described wing passage is bending shape, and comprise the interface channel that is connected with middle passage and the installation passage for installation and measuring floating block, described installation channel vertical is located at out the inside that head smash by bag,
Open the method for inspection of bag, comprise the following steps: sack is first opened through preorder operation; Drive the piston rod of cylinder to move downward, will out bag and smash head and insert in sack, and make out bag smash intimate inside the side of head and sack laminating; Inlet suction port is connected with blowning installation, in bag, passes into pressurized air to be opened by packaging bag bag bottom bracing by inlet suction port; Along with increasing of gas in bag, gas upwardly can detect floating block along with the pressure in bag along wing passage, makes detection floating block up along opening the installation passage that bag smashes in head; When detecting floating block floating and being triggered to photoelectric switch, then photoelectric switch sends complete opening signal at the bottom of packaging bag bag.
As shown from the above technical solution, the method for inspection of bag is opened in packaging bag of the present invention, synchronous with detection by opening bag, and shorten detection time, actv. is opened bag and also reduced the quantity of not opening at the bottom of hard Self stand bag bag simultaneously, improves speed and the efficiency of packaging.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described:
As shown in Figure 1, the present embodiment just press off a bag testing agency, the bag of opening comprising that size and sack match smashes 1 and be positioned at out bag and smash a telescopic cylinder 2 above in the of 1, and this telescopic cylinder 2 is arranged on fixed link 8, open the inside that bag smashes 1 and be vertically provided with the free air diffuser 11 and middle passage 12 that are interconnected from top to bottom, the inside of free air diffuser 11 is provided with air inlet pipe 3, being positioned at out the air inlet pipe 3 that bag smashes above in the of 1 is provided with along the outward extending inlet suction port 31 of its sidewall, this inlet suction port 31 is connected with air inlet pipe 3, telescopic cylinder 2 is vertically fixed on the top of air inlet pipe 3, air inlet pipe 3 is fixedly connected with the rod end of telescopic cylinder 2, open the inside that bag smashes 1 and be provided with the wing passage 13 be connected with middle passage 12, the inside of wing passage 13 is provided with detects floating block 4, open the top that bag smashes 1 and be provided with photoelectric switch 5, touch and detect light 5 electricity is fixed on wing passage 13 outlet top by mounting bracket 6, and photoelectric switch 5 and open the distance that bag smashes between 1 and be less than the height detecting floating block 4.
Conveniently open bag to smash 1 and install with coordinating of sack, in the present embodiment, opening the cross-sectional plane that bag smashes 1 is isosceles inverted trapezoidal structure, and the gas conveniently in sack is refluxed by wing passage 13, and in this, the aperture of passage 12 is greater than the aperture of free air diffuser 11.
In the present embodiment, air inlet pipe 3 is fixedly connected with the rod end of telescopic cylinder 2 by excessively connecing fast 7, the inside excessively connecing fast 7 has the perforate for being installed into tracheae 3, its underpart has the Plug Division matched with free air diffuser 11, excessively connect fast 7 to be arranged in free air diffuser 11 by Plug Division, bag can be made out to smash to be formed between 1 and air inlet pipe 3 to seal.This excessively connects block 7 and air inlet pipe 3 can be avoided under the effect of telescopic cylinder 2 to cause fracture, simultaneously can prevent air inlet pipe 3 and open bag smash 1 between seal and tightly do not cause Leakage Gas.
Wing passage 13 is bending shape, comprises the interface channel that is connected with middle passage 12 and the installation passage for installation and measuring floating block 4, installs channel vertical and is located at out the inside that bag smashes 1.The wing passage 13 of this bending shape can be avoided detecting floating block from landing in wing passage.
Principle of work: by sack when preorder operation is opened, the piston rod of cylinder is driven to move downward, to open bag smashes in a 1 insertion sack, and make out bag smash 1 side and sack inside be close to and fit, then in bag, pass into pressurized air by inlet suction port 31 packaging bag bag bottom bracing is opened, along with increasing of gas in bag, gas can upwardly detect floating block 4 along with the pressure in bag along wing passage, make detection floating block 4 up along opening the installation passage that bag smashes in 1, when detecting floating block 4 floating and being triggered to photoelectric switch 5, then photoelectric switch sends complete opening signal at the bottom of packaging bag bag.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (1)
1. the method for inspection of bag is opened in a packaging bag, it is characterized in that: what adopt bag openning body to carry out packaging bag opens bag, what this bag openning body comprised that size and sack match open, and bag smashes head and be positioned at out bag smashes telescopic cylinder above head, describedly open the inside that bag smashes head and be vertically provided with the free air diffuser and middle passage that are interconnected from top to bottom, the inside of described free air diffuser is provided with air inlet pipe, being positioned at out the bag air inlet pipe smash above head is provided with along the outward extending inlet suction port of its sidewall, this inlet suction port is connected with air inlet pipe, described telescopic cylinder is vertically fixed on the top of air inlet pipe, described air inlet pipe is fixedly connected with the rod end of telescopic cylinder, describedly open the inside that bag smashes head and be provided with the wing passage be connected with middle passage, the inside of described wing passage is provided with detection floating block, describedly open the top that bag smashes head and be provided with photoelectric switch, described shake-up detects photoelectricity is fixed on wing passage outlet top by mounting bracket, and photoelectric switch and open the bag distance of smashing between head and be less than the height detecting floating block, described wing passage is bending shape, and comprise the interface channel that is connected with middle passage and the installation passage for installation and measuring floating block, described installation channel vertical is located at out the inside that head smash by bag,
Open the method for inspection of bag, comprise the following steps: sack is first opened through preorder operation; Drive the piston rod of cylinder to move downward, will out bag and smash head and insert in sack, and make out bag smash intimate inside the side of head and sack laminating; Inlet suction port is connected with blowning installation, in bag, passes into pressurized air to be opened by packaging bag bag bottom bracing by inlet suction port; Along with increasing of gas in bag, gas upwardly can detect floating block along with the pressure in bag along wing passage, makes detection floating block up along opening the installation passage that bag smashes in head; When detecting floating block floating and being triggered to photoelectric switch, then photoelectric switch sends complete opening signal at the bottom of packaging bag bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510414746.1A CN105083636A (en) | 2015-07-15 | 2015-07-15 | Method for detecting opening of packaging bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510414746.1A CN105083636A (en) | 2015-07-15 | 2015-07-15 | Method for detecting opening of packaging bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105083636A true CN105083636A (en) | 2015-11-25 |
Family
ID=54565145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510414746.1A Pending CN105083636A (en) | 2015-07-15 | 2015-07-15 | Method for detecting opening of packaging bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105083636A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618701A (en) * | 2017-09-26 | 2018-01-23 | 沈阳航博自动化科技有限公司 | A kind of materials auto-feeder for bag and its control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1342111A (en) * | 1960-11-24 | 1963-11-08 | Semi-automatic device for packaging solids or liquids in sealable bags or sachets | |
| CN1458033A (en) * | 2003-05-23 | 2003-11-26 | 湖南千山制药机械股份有限公司 | Filling metering method for new soft large infusion bag |
| CN101070105A (en) * | 2007-06-15 | 2007-11-14 | 汕头市高雄海包装机械有限公司 | Bagmoth opening device for bag-type filling enclosuring machine |
| CN102923350A (en) * | 2012-11-02 | 2013-02-13 | 温州科迪机械有限公司 | Air blowing detection mechanism for packing bag |
| CN103204269A (en) * | 2012-01-12 | 2013-07-17 | 东洋自动机株式会社 | Pocket mouth opening method and opening apparatus |
-
2015
- 2015-07-15 CN CN201510414746.1A patent/CN105083636A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1342111A (en) * | 1960-11-24 | 1963-11-08 | Semi-automatic device for packaging solids or liquids in sealable bags or sachets | |
| CN1458033A (en) * | 2003-05-23 | 2003-11-26 | 湖南千山制药机械股份有限公司 | Filling metering method for new soft large infusion bag |
| CN101070105A (en) * | 2007-06-15 | 2007-11-14 | 汕头市高雄海包装机械有限公司 | Bagmoth opening device for bag-type filling enclosuring machine |
| CN103204269A (en) * | 2012-01-12 | 2013-07-17 | 东洋自动机株式会社 | Pocket mouth opening method and opening apparatus |
| CN102923350A (en) * | 2012-11-02 | 2013-02-13 | 温州科迪机械有限公司 | Air blowing detection mechanism for packing bag |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618701A (en) * | 2017-09-26 | 2018-01-23 | 沈阳航博自动化科技有限公司 | A kind of materials auto-feeder for bag and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151125 |
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| RJ01 | Rejection of invention patent application after publication |