CN106965496B - The coating method of kraft paper bag - Google Patents

The coating method of kraft paper bag Download PDF

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Publication number
CN106965496B
CN106965496B CN201710334904.1A CN201710334904A CN106965496B CN 106965496 B CN106965496 B CN 106965496B CN 201710334904 A CN201710334904 A CN 201710334904A CN 106965496 B CN106965496 B CN 106965496B
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China
Prior art keywords
paper bag
kraft paper
glue
glue spraying
coating
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CN201710334904.1A
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CN106965496A (en
Inventor
龚正兴
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Zunyi Xing Peng Plastic Packing Co Ltd
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Zunyi Xing Peng Plastic Packing Co Ltd
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Abstract

This patent discloses the coating methods of kraft paper bag, including step 1: preparing sizer;Step 2: kraft paper bag being fixed using clamping device;Step 3: using air jet pipe to kraft paper bag jet;Step 4: being clamped kraft paper bag using lower clamping piece;Step 5: control movable stand moves up.To solve the problems, such as that kraft paper bag gluing is not in place.

Description

The coating method of kraft paper bag
Technical field
The present invention relates to the coating methods of paper bag.
Background technique
Kraft paper bag is nontoxic, tasteless, pollution-free, meets national environmental standard, has high-intensitive, high-environmental, is current state One of most popular environment-friendly package material on border.Kraft paper bag it is many kinds of, when packaged food, be using more The V-shaped kraft paper bag in side.
The V-shaped kraft paper bag in side is when gluing carries out back cover, and since the both ends of paper bag bottom are V-shaped, both ends need Gluing is multiple, and the corner of V-shaped edge is more, is easy to happen gluing situation not in place, leads to the quality decline of bonding.
Summary of the invention
The invention is intended to provide a kind of coating method of kraft paper bag, to hold when solving kraft paper bag back cover in the prior art It is also easy to produce gluing problem not in place.
The coating method of kraft paper bag in this programme, comprising the following steps:
Step 1: prepare sizer, sizer includes including bracket, and bracket is equipped with clamping device and glue-spraying mechanism, Clamping device is located at the top of glue-spraying mechanism, and glue-spraying mechanism includes the glue spraying pipe of U-shaped, and the discharge end of glue spraying pipe is vertically provided with spray Rubber head, glue spraying head are square funnel-form, and glue spraying head includes two pieces of rigid side walls being oppositely arranged and two pieces of flexibilities being oppositely arranged Side plate, the lower end of rigid side walls and glue spraying pipe are hinged, and the inside of glue spraying head is equipped with air jet pipe, the upper end of air jet pipe and glue spraying head Upper end flushes, and the feed end of glue spraying pipe is equipped with feed hopper, and the inside of glue spraying pipe, which is equipped with, prevents glue from discharge end toward feed end stream Dynamic check valve, the upper surface of feed hopper and the upper surface of air jet pipe are located in same level, and the surface of feed hopper is equipped with Glue tank is stored up, storage glue tank is tipped upside down in feed hopper with opening down, and storage glue tank is fixedly connected with bracket;The clamping device includes moving Moving frame, the top of movable stand are connected with hydraulic cylinder, and hydraulic cylinder is fixedly mounted on bracket, and the top of movable stand is equipped on one group and presss from both sides Gripping member, the lower part of movable stand are equipped with clamping piece under one group, and lower clamping piece includes two pieces of limited blocks disposed in parallel;
Step 2: kraft paper bag being placed on the movable stand in step 1, presss from both sides clamping piece by the top of kraft paper bag It handles, the lower part of kraft paper bag is passed through between two pieces of limited blocks on lower clamping piece;
Step 3: the air jet pipe jet in rate-determining steps 1, the air-flow sprayed from air jet pipe strut kraft paper bag;
Step 4: control Hydraulic Cylinder movable stand moves down, and covers on the lower end of kraft paper bag on glue spraying head, under control Clamping piece needs the top of the position glued to clamp kraft paper bag from kraft paper bag;
Step 5: after having glue to flow out from the two sides of the lower end of kraft paper bag, control hydraulic cylinder drives movable stand to move up.
Compared with prior art, it is the advantages of this programme: 1, pushes glue to move on kraft paper bag using air-flow, from And avoid because the corner on the side V is more and lead to smear situation not in place and occur on kraft paper bag, it ensure that the matter of bonding Amount.2, when being deformed using kraft paper bag, the movement of the tip on the side V of kraft paper bag pushes glue spraying head glue spraying, takes full advantage of The intensity height of brown paper and the big feature of the rigidity of V-shaped edge push glue spraying head to spray so as to avoid additional components are used Glue is conducive to the structure for simplifying device.
Further, the flexible side plate is made of polyethylene film.Polyethylene is non-toxic, colorless, to avoid causing glue Pollution.
Further, the storage glue tank is transparent storage glue tank.The adhesive liquid quantity inside storage glue tank is observed that through storage glue tank, Consequently facilitating operator prepares to be added the glue in storage glue tank in time.
Further, the lower section of the glue spraying head is equipped with catch tray, and catch tray is fixedly connected with bracket.By catch tray to from The glue overflowed in glue spraying head is collected, convenient for recycling.
Further, the feed hopper is in back taper.The side wall of feed hopper is smoother, is conducive to glue and flows in feed hopper It is dynamic.
Further, the bracket is equipped with electric inflation pump.There is a level pressure to air jet pipe conveying by electric inflation pump The air-flow of power, facilitates and is controlled.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sizer in the coating method embodiment of kraft paper bag of the present invention;
Fig. 2 is the left side view of glue spraying head in Fig. 1;
Fig. 3 is the top view of glue spraying head in Fig. 1;
Fig. 4 is the structural schematic diagram of kraft paper bag.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: bracket 1, movable stand 2, hydraulic cylinder 3, upper clamping piece 41, lower clamping piece 42, glue tank 5, feed hopper 6, glue spraying pipe 7, glue spraying head 8, rigid side walls 81, flexible side plate 82, check valve 9, air jet pipe 10, ox are stored up Mulberry paper bag 11, long side 111, V-shaped edge 112.
The coating method of kraft paper bag is related to a kind of sizer, and as shown in Figure 1, Figure 2 and Figure 3, which includes Bracket 1, bracket 1 are equipped with glue-spraying mechanism, and glue-spraying mechanism includes the glue spraying pipe 7 of U-shaped, and glue spraying pipe 7 is fixed by pipe collar and bolt On bracket 1.The right end of glue spraying pipe 7 is feed end, is equipped with feed hopper 6 at feed end, and feed hopper 6 is in back taper, feed hopper 6 with Glue spraying pipe 7 is threadedly coupled.The surface of feed hopper 6, which is equipped with, is made of transparent glass storage glue tank 5, stores up the opening down of glue tank 5 And protrude into feed hopper 6, storage glue tank 5 is fixedly connected with bracket 1.The left end of glue spraying pipe 7 is discharge end, and the inside of glue spraying pipe 7 is pacified Equipped with check valve 9, glue can flow to discharge end from the feed end of glue spraying pipe 7, and cannot flow to feed end from discharge end.Glue spraying The discharge end of pipe 7 is connected with the funnelform glue spraying head 8 that is square, and glue spraying head 8 includes two pieces of rigid side walls 81 being oppositely arranged, just Property side plate 81 be in inverted trapezoidal, the lower ends of rigid side walls 81 and glue spraying pipe 7 are hinged, and the both ends of rigid side walls 81 have been connected respectively Flexible side plate 82, rigid side walls 81 surround glue spraying head 8 with flexible side plate 82 together.Flexible side plate 82 is made of polyethylene film. The inside of glue spraying head 8 is equipped with vertical air jet pipe 10, and the upper surface of air jet pipe 10 and the top surface of glue spraying head 8 are located at same level Face, the top surface of feed hopper 6 and the top surface of air jet pipe 10 also are located at same level.Glue spraying pipe 7 is run through simultaneously in the lower end of air jet pipe 10 It is fixedly connected with glue spraying pipe 7.The electric inflation pump being connected to air jet pipe 10 is installed on bracket 1.The top of glue spraying head 8 is equipped with folder Mechanism is held, clamping device includes movable stand 2, is connected with the hydraulic cylinder 3 that can vertically stretch between the top and bracket 1 of movable stand 2. The top of movable stand 2 is set there are two upper clamping piece 41, and upper clamping piece 41 includes the first grip block being laterally arranged and the second clamping Plate, the first grip block are arranged in parallel with the second grip block.The lower part of movable stand 2 is set there are two lower clamping piece 42, lower clamping piece 42 The limited block being laterally arranged including two pieces, two pieces of limited blocks are arranged in parallel.
The coating method of kraft paper bag, specially following steps:
Step 1: preparing above-mentioned sizer.
Step 2: kraft paper bag 11 as shown in Figure 4 being placed on the movable stand 2 in step 1, makes clamping piece 41 will The upper clamp of kraft paper bag 11 is lived, and the lower part of kraft paper bag 11 is passed through between two pieces of limited blocks on lower clamping piece 42.
Step 3: 10 jet of air jet pipe in rate-determining steps 1, the air-flow sprayed from air jet pipe 10 support kraft paper bag 11 It opens.To facilitate the lower part of kraft paper bag 11 to cover glue spraying head 8.
Step 4: control hydraulic cylinder 3 pushes movable stand 2 to move down, and covers on the lower end of kraft paper bag 11 on glue spraying head 8, controls It makes lower clamping piece 42 and needs the top of the position glued to clamp kraft paper bag 11 from kraft paper bag 11.Lower clamping piece 42 is pressing from both sides When holding kraft paper bag 11, lower clamping piece 42 pushes the long side 111 of kraft paper bag 11 mobile, and then makes the V of kraft paper bag 11 Shape side 112 pushes the flexible side plate 82 of glue spraying head 8 mobile, and then glue is squeezed out from glue spraying head 8.The liquid level of glue exceeds spray Behind the top surface of tracheae 10, the air-flow of air jet pipe 10 pushes glue mobile in the position that kraft paper bag 11 needs to glue.
Step 5: after having glue to flow out from the two sides of the lower end of kraft paper bag 11, control hydraulic cylinder 3 is driven on movable stand 2 It moves.After kraft paper bag 11 is separated with glue spraying head 8, glue spraying head 8 is restored to state originally under the pressure of glue and gravity, The liquid level of glue in glue spraying head 8 declines, and adds to the glue in feed hopper 6 under atmospheric pressure in glue spraying head 8, together When, the glue stored up in glue tank 5 also adds in feed hopper 6 under atmospheric pressure.

Claims (6)

1. the coating method of kraft paper bag, which comprises the following steps:
Step 1: preparing sizer, sizer includes including bracket, and bracket is equipped with clamping device and glue-spraying mechanism, clamping Mechanism is located at the top of glue-spraying mechanism, and glue-spraying mechanism includes the glue spraying pipe of U-shaped, and the discharge end of glue spraying pipe is vertically provided with glue spraying Head, glue spraying head are square funnel-form, and glue spraying head includes two pieces of rigid side walls being oppositely arranged and two pieces of flexible sides being oppositely arranged Plate, the lower end of rigid side walls and glue spraying pipe are hinged, and the inside of glue spraying head is equipped with air jet pipe, the upper end of air jet pipe and glue spraying head it is upper End flushes, and the feed end of glue spraying pipe is equipped with feed hopper, and the inside of glue spraying pipe, which is equipped with, prevents glue from flowing from discharge end toward feed end Check valve, the upper surface of feed hopper and the upper surface of air jet pipe be located in same level, and the surface of feed hopper is equipped with storage Glue tank, storage glue tank are tipped upside down in feed hopper with opening down, and storage glue tank is fixedly connected with bracket;The clamping device includes movement Frame, the top of movable stand are connected with hydraulic cylinder, and hydraulic cylinder is fixedly mounted on bracket, and the top of movable stand is equipped on one group and clamps Part, the lower part of movable stand are equipped with clamping piece under one group, and clamping piece is two pieces of limited blocks disposed in parallel under one group;
Step 2: kraft paper bag is placed on the movable stand in step 1, lives clamping piece by the upper clamp of kraft paper bag, The lower part of kraft paper bag is passed through between two pieces of limited blocks on lower clamping piece;
Step 3: the air jet pipe jet in rate-determining steps 1, the air-flow sprayed from air jet pipe strut kraft paper bag;
Step 4: control Hydraulic Cylinder movable stand moves down, and covers on the lower end of kraft paper bag on glue spraying head, controls lower clamping Part needs the top of the position glued to clamp kraft paper bag from kraft paper bag;
Step 5: after having glue to flow out from the two sides of the lower end of kraft paper bag, control hydraulic cylinder drives movable stand to move up.
2. the coating method of kraft paper bag according to claim 1, it is characterised in that: the flexibility side plate is thin by polyethylene Film is made.
3. the coating method of kraft paper bag according to claim 2, it is characterised in that: the storage glue tank is transparent storage glue Tank.
4. the coating method of kraft paper bag according to claim 3, it is characterised in that: the lower section of the glue spraying head, which is equipped with, receives Catch basin, catch tray are fixedly connected with bracket.
5. the coating method of kraft paper bag according to claim 4, it is characterised in that: the feed hopper is in back taper.
6. the coating method of kraft paper bag according to claim 5, it is characterised in that: the bracket is equipped with electronic inflate Pump.
CN201710334904.1A 2017-05-12 2017-05-12 The coating method of kraft paper bag Active CN106965496B (en)

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CN201710334904.1A CN106965496B (en) 2017-05-12 2017-05-12 The coating method of kraft paper bag

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Application Number Priority Date Filing Date Title
CN201710334904.1A CN106965496B (en) 2017-05-12 2017-05-12 The coating method of kraft paper bag

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CN106965496A CN106965496A (en) 2017-07-21
CN106965496B true CN106965496B (en) 2019-03-01

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4545607B2 (en) * 2005-02-04 2010-09-15 株式会社川島製作所 Glue injection device
CN104475304A (en) * 2014-12-10 2015-04-01 江苏万乐自动化装备有限公司 Four-nozzle mouth adhesion device for film package bag with lining
CN204605023U (en) * 2015-04-30 2015-09-02 温州柏仕诚机械有限公司 Forming machine bottom Paper handbag
CN205631534U (en) * 2016-08-22 2016-10-12 兰州交通大学 Gluey mechanism of spouting of end machine is stuck with paste to compound bag of paper twine
CN106076730A (en) * 2016-06-22 2016-11-09 重庆弘汩机械制造有限公司 Product packaging section bar pressing system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4545607B2 (en) * 2005-02-04 2010-09-15 株式会社川島製作所 Glue injection device
CN104475304A (en) * 2014-12-10 2015-04-01 江苏万乐自动化装备有限公司 Four-nozzle mouth adhesion device for film package bag with lining
CN204605023U (en) * 2015-04-30 2015-09-02 温州柏仕诚机械有限公司 Forming machine bottom Paper handbag
CN106076730A (en) * 2016-06-22 2016-11-09 重庆弘汩机械制造有限公司 Product packaging section bar pressing system
CN205631534U (en) * 2016-08-22 2016-10-12 兰州交通大学 Gluey mechanism of spouting of end machine is stuck with paste to compound bag of paper twine

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