Background technology
Paper roll shaping packaging system is present most popular packaging system, and packing are supplied with wrapping machine continuously by paper roll, carries out can, involution and cutting through a series of forming processes.
1. the keystone configuration of aseptic paper packaging system
Packing are from rising to the behind of wrapping machine after paper roll enters wrapping machine, vertical sealing label bar adheres to a side of wrapping machine through heat seal, vertical sealing label bar is bonding to mainly contain following two functions: strengthen the joint of vertical envelope and prevent that product from leaking outside, after the bonding vertical sealing label bar, wrapper is coated with last layer hydrogen peroxide film through roller, by a pair of pressure roller unnecessary hydrogen peroxide is removed subsequently, at this moment wrapper has reached the extreme higher position, move down subsequently, form paper web through indulging envelope temperature booster and guide wheel, remaining hydrogen peroxide heater via evaporates then, and product begins to pour into, the liquid level of product is controlled on the horizontal sealing liquid level all the time, and two pairs of horizontal sealing forcer continuously are pulled through wrapping machine with wrapper, and product also continuously enters wrapping machine simultaneously, horizontal sealing is to finish i.e. involution and cutting by two steps.Involution adopts the electronic heating principle, it is the wire loop that high-frequency currents passes through U-shaped in the jaw, aluminium foil layer at wrapper forms the reciprocal inductance electric current, thereby aluminium foil is heated and heat is delivered to inner layer polyethylene, and it is melted, under the effect of pressure and heat, finished horizontal involution, cutting knife in the involution rear clip-claw is opened packaging and cutting in the involution district, product injects paper web by intrusion pipe, and its lower end is positioned under the product liquid level, can effectively prevent the formation of foam like this.
2. the formation of aseptic paper pack environment
The hydrogen peroxide sterilization of aseptic paper packaging system is divided into following two steps usually:
The first, the formation of dioxygen moisture film: wrapper through joint strip, enters the dioxygen tank earlier again, by a cover roller system one deck dioxygen moisture film is attached on the product mating surfaces of wrapper, takes away the accompanying germ of part wrapper surface simultaneously.
Second, the sterilization of wrapper: the wrapper of coating the dioxygen moisture film is removed unnecessary hydrogen peroxide through squeezing roller, downwards through guide wheel, forming ring forms paper web, arrive pipe heater and horizontal sealing zone always, heating realizes to hydrogen peroxide by pipe heater in the sterilization of wrapper, pipe heater is to be wrapped in the outer electronic component of product intrusion pipe, it extends to the middle part of paper web always, according to varying in size of bale capacity, the range of temperatures of pipe heater is also different, in general in 450 ℃~650 ℃ scopes, pipe heater is heated to 110 ℃~115 ℃ by conduction and radiation heating with the wrapper internal surface temperature, and the hydrogen peroxide that is evaporated to gas has improved sterilizing efficiency greatly, in actual production process, for preventing microbial contamination, hydrogen peroxide gas by the pipe heater regional evapotranspiration rises on the one hand, and by constantly feed filtrated air in paper web, both have formed the filtrated air barrier one between wrapper so on the other hand.The technology that also has the hydrogen peroxide solution that adopts high concentration under 80 ℃ of left and right sides temperature, packing to be sterilized.
Existing compound paper roll sterile pillow packaging machine adopts the structure of the above-mentioned type substantially, and it mainly exists following deficiency and shortcoming:
1, needs vertical strip of paper used for sealing in case the paper bag edge contacts with product in the production, increased productive costs; When changing strip of paper used for sealing, cause certain production waste of material;
2, the packed products capacity can not be adjusted, and needs to finish with distinct device as the product of 250ml/ bag and the product of 500ml/ bag;
3, existing sterile pillow packaging machine packaging system complexity, equipment manufacturing cost and service expenditure are higher;
4, equipment occupation space is big, needs higher factory building, and construction cost is big.
Summary of the invention
The purpose of this utility model provides a kind of simple to operate, and is easy to maintenance, and the production loss is little, the seal free paper-aluminum composite material sterile pillow packaging machine that the input expense is low.
For realizing above purpose, the technical solution of the utility model provides a kind of seal free paper-aluminum composite material sterile pillow packaging machine, it is characterized in that, by paper roll, paper splicing mechanism, the paper placing machine structure, admission port, the dioxygen tank, the hydrogen peroxide scraper, guiding roller, atomizer, paper advance mechanism, ultraviolet lamp, desinfection chamber, the shaping deviation correcting device, dump tank, the form wheel assembly, the longitudinal sealing device, mark detects, paper feed tractor, filling tube, transverse sealing, shutoff device, the package chute, exhaust gear, body, guidance panel and electric appliance control box, the heated sterile air disposal system is formed, paper roll is located in the paper storehouse of body one rear flank portion, paper storehouse rear upper end is provided with paper splicing mechanism, front portion, paper storehouse is provided with the paper placing machine structure, paper placing machine structure top is provided with the dioxygen tank, the outlet of dioxygen tank is provided with the hydrogen peroxide scraper, dioxygen tank upper strata is the fully enclosed desinfection chamber, the top and the front of desinfection chamber are provided with ultraviolet lamp, atomizer is located on the side plate of desinfection chamber rear portion, guiding roller and paper advance mechanism are located at the space at desinfection chamber rear portion, the first half of desinfection chamber is provided with the shaping deviation correcting device from top to bottom successively, form wheel assembly and longitudinal sealing device, being provided with mark from top to bottom successively in the desinfection chamber outlet detects, paper feed tractor and transverse sealing, shutoff device, the package chute is located at transverse sealing, the shutoff device below, extend to outside the body, exhaust gear is located at the bottom of body, body opposite side first half is provided with electric appliance control box, link to each other with the guidance panel of being located at the body front, latter half is provided with the heated sterile air disposal system, be connected with admission port, admission port is connected with desinfection chamber, side at desinfection chamber is provided with dump tank, is located at transverse sealing by filling tube, the upper end of shutoff device.
The utility model has been cancelled the vertical sealing label bar device of original packing machine, because packing use the paper substrate aluminium plastic composite material, with outside PE layer, barrier layer and inner PE layer one end extend and the thermal synthesis sealing layer, the sealing layer width is the 1-10 millimeter, thereby the paper section is tightly sealed in sealing layer, has only high molecula resin film on the section of packaging material of the present utility model limit, and there is not the paper substrate section, can form an effective barrier layere pollutes preventing again, also can prevent the intrusion of light and oxygen, guarantee that its edge does not seep water, oil, so just can intercept the infiltration of bacterium and liquid and ooze out, therefore thoroughly stop packed article and paper substrate direct contact, in pouring process, do not re-used sealing band and can direct overlapping heat seal system box or bag.
Before sterilization of the present utility model begins from aseptic packaging, all directly or indirectly all at first carry out sterilization by steam to the equipment pipeline with the contacted machine of aseptic material position, the sterilization of desinfection chamber is to spray by hydrogen peroxide, the drying of ultraviolet irradiation and heated sterile air realizes, and keep germ-free conditions with 45 ℃ of malleation heated sterile air, pouring head soaks with hydrogen peroxide solution, realizes aseptic by the oxidizing action of hydrogen peroxide.Wrapper carries out the hydrogen peroxide dipping sterilization of certain hour by the dioxygen tank, and hydrogen peroxide has strong oxidizing property because of it, so germ is had bactericidal action widely, sterilization effect is better.
The bag length continuous stepless in range of sizes of walking of the present utility model is adjustable, setting by bag long parameter on the control panel, the corner of the stepping motor of control paper feed tractor, thereby realize the change of the long size of bag easily, also can be long by certification mark signal control bag, so the scene that is adjusted at of bale capacity can be finished.
The utility model has the advantages that:
1. cancel the vertical sealing label bar device of original packing machine, do not re-used sealing band and can realize longitudinal sealing, saved productive costs;
2. the packed products capacity can steplessly be adjusted, 250ml/ bag or 500ml/ bag etc. for example, and the product of various packing specifications all can be finished at the utility model;
3. sterilization effect is good;
4. the utility model system is simple, can reduce equipment manufacturing cost and service expenditure.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
As Fig. 1,2, shown in 3, be the seal free paper-aluminum composite material sterile pillow packaging machine structural representation, described seal free paper-aluminum composite material sterile pillow packaging machine is by paper roll 1, paper splicing mechanism 2, paper placing machine structure 3, admission port 4, dioxygen tank 5, hydrogen peroxide scraper 6, guiding roller 7, atomizer 8, paper advance mechanism 9, ultraviolet lamp 10, desinfection chamber 11, shaping deviation correcting device 12, dump tank 13, form wheel assembly 14, longitudinal sealing device 15, mark detects 16, paper feed tractor 17, filling tube 18, transverse sealing, shutoff device 19, package chute 20, exhaust gear 21, body 22, guidance panel 23, electric appliance control box 24 and heated sterile air disposal system 31 are formed.
Paper roll 1 is installed in the paper storehouse of body 22 1 rear flank portions, paper storehouse rear upper end is installed paper splicing mechanism 2, the anterior paper placing machine structure 3 of installing in paper storehouse, dioxygen tank 5 is installed in paper placing machine structure 3 tops, hydrogen peroxide scraper 6 is installed in the outlet of dioxygen tank 5, fully enclosed desinfection chamber 11 is installed on the upper strata of dioxygen tank 5, ultraviolet lamp 10 is installed in the top of desinfection chamber 11 and front, atomizer 8 is installed on the desinfection chamber 11 rear portion side plates, guiding roller 7 and paper advance mechanism 9 are installed in the space at desinfection chamber 11 rear portions, the first half of desinfection chamber 11 is installed shaping deviation correcting device 12 from top to bottom successively, form wheel assembly 14 and longitudinal sealing device 15, in desinfection chamber 11 outlets adjustment notch detection 16 successively from top to bottom, paper feed tractor 17 and transverse sealing, shutoff device 19, package chute 20 is installed in transverse sealing, shutoff device 19 belows, extend to outside the body 22, exhaust gear 21 is installed in the bottom of body 22, the hydrogen peroxide gas of volatilization is discharged to the extraneous atmosphere from machine top, body 22 opposite side first halfs are installed electric appliance control box 24, link to each other with the guidance panel 23 of being located at body 22 fronts, realization is to the control of machine each several part motion, latter half is installed heated sterile air processing equipment 31, be connected with admission port 4, admission port 4 is connected with desinfection chamber 11, side at desinfection chamber 11 is installed dump tank 13, is located at transverse sealing by filling tube 18, the upper end of shutoff device 19.
Described filtrated air processing equipment 31 is made up of temperature controller 25, filter 26, airduct 27, temperature booster 28, blower fan 29, tertiary filter 30, blower fan 29 is installed on the body 22, blower fan 29 air suctiton inlets are equipped with tertiary filter 30, air extractor duct is equipped with airduct 27, many group awl spiral heaters 28 are housed in the airduct 27, and being provided with temperature controller 25, airduct 27 outlets have an efficient fine filter 26 to link to each other with desinfection chamber 11.Outside air is through behind the multistage filtering, and wherein impurity, germ are removed, and forms heated sterile air again after heating, and feeds desinfection chamber.
As shown in Figure 4, be the transversal scheme drawing of no strip of paper used for sealing packing, packing on the described paper roll 1 are seal free paper base aluminium plastic composite material, by outside PE layer 32, paper 33, bonding coat 34, aluminium foil 36, inner PE layer 37, barrier layer 35 and sealing layer 38 are formed, the one side of aluminium foil 36 is provided with bonding coat 34, another side at bonding coat 34 is provided with paper 33, the outside of paper 33 is provided with outside PE layer 32, another side at aluminium foil 36 is provided with inner PE layer 37, be provided with barrier layer 35 in the centre of bonding coat 34, outside PE layer 32, barrier layer 35 and inner PE layer 37 1 end extend and thermal synthesis sealing layer 38, and described sealing layer 38 width are the 1-10 millimeter.In system box bag process, cancelled vertical sealing label bar, after seal free paper base aluminium plastic composite material is introduced from paper roll, directly can carry out paper web is shaped, as long as seal free paper base aluminium plastic composite material sealing layer 38 is on one side overlapped heat-sealing on the another side, sealing layer 38 touches the ply of paper of packing as the nexine of box or bag in order to prevent product, avoid the product seepage, can finish the packing of aseptic pillow product again through processes such as tube sealing, can, horizontal sealing, cut-outs.
As shown in Figure 5, be paper placing machine structure structural representation, described paper placing machine structure 3 is by dancer 39, gear 40, tooth bar 41, guiding roller 42, motorized pulleys 43, driven voller 44, limiting stopper 45, lever 46, dancing roll 47, side plate 48, near switch 49 and retaining 50 composition, biside plate 48 connects and is fixed on the body 22, dancer 39 moving up and down is installed in the below between the biside plate 48, dancing roll 47 and motorized pulleys 43 are installed in the centre between the biside plate 48 respectively, driven voller 44 is installed between the biside plate 48, driven voller 44 freely is pressed on the motorized pulleys 43 along the side plate chute, limiting stopper 45 is arranged on side plate 48 chutes top, the lever 46 that one end is used to provoke driven voller 44 is fixed on side plate 48 outsides, dancer 39 two ends are provided with gear 40 and retaining 50, gear 40 is meshed with the tooth bar 41 that is installed in side plate 48 outsides, be installed in a side side plate 48 outsides near switch 49, be positioned at the bound position that dancer 39 moves, can sense retaining 50 position, guiding roller 42 is arranged on motorized pulleys 43 back lower places, is convenient to packaging material and introduces.
During work, packaging material moves and drives dancer 39 upward movements, when dancer 39 arrives upper limit, retaining 50 is near last near switch 49, output signal control motorized pulleys 43 rotate puts paper fast, when dancer 39 was fallen lower limit, output signal control motorized pulleys 43 stopped operating, thereby guaranteed that packaging material keeps constant tensioner degree in moving.
As shown in Figure 6, be shaping deviation correcting device constructional drawing, described shaping deviation correcting device 12 is by correction motor 101, mounting bracket 102, turning rolls 103, screw mandrel 104, pilot bar 105, roller 106,107 form, correction motor 101 and pilot bar 105 are fixed on the mounting bracket 102, screw mandrel 104 1 ends are connected with the axle of correction motor 101, the other end is connected with turning rolls 103 on being sleeved on pilot bar 105, two rollers 106 and a roller 107 are installed in the circular curve that forms the nature transition on the turning rolls 103, the packaging material inboard is fitted on three formed arc-shaped curved surfaces of roller, rotating by correction motor 101 drives turning rolls 103 generation left and right displacement by screw mandrel 104, after roller produces displacement, the resistance on packaging material and roller both sides has produced variation, in order to reach balance, packaging material will produce skew in moving downward, thereby reaches the order of correction.Concrete action is as follows: when turning rolls to A during to displacement, to producing skew, vice versa to B for packaging material.Its characteristics are: shaping and correction realize on same device.
As shown in Figure 7, be the longitudinal sealing structure drawing of device, described longitudinal sealing device 15 is by slide shaft 201, rear fixed plate 202, vertical envelope cylinder 203, air cylinder fixed plate 204, cylinder 205, strut bar 206, orienting sleeve 207, axle sleeve 208, back die head 209, rubber pad 210, temperature probe 211, vertical envelope die head 212, high temperature cloth 213, heating pipe 214, spool 215, mounting blocks 216, hinged block 217, front shoe 218, rubber pad 219, before take ear 220,221 form, vertical envelope die head 212 is fixed on the mounting blocks 216, mounting blocks 216 is fastened on the front shoe 218 with hinged block 217, front shoe 218, rear fixed plate 202 connects and composes with slide shaft 201 and strut bar 206 can be along the framework that moves on the horizontal axle sleeve 208, axle sleeve 208 difference horizontal fixed are on body 22, on the vertical envelope die head 212 heating pipe 214 is housed, temperature probe 211, high temperature cloth 213 covers on the vertical envelope die head 212 by spool 215, cylinder 205, vertical envelope cylinder 203 is located at respectively on the front-back of air cylinder fixed plate 204, the cylinder rod of vertical envelope cylinder 203 is connected with rear fixed plate 202, the cylinder rod of cylinder 205 is connected with back die head 209, back die head 209 front ends are equipped with rubber pad 210, and can move along orienting sleeve 207, air cylinder fixed plate 204 is fixed on the body 22 by strut bar 206, what a projection respectively was housed in filling tube 18 front and back of vertical envelope correspondence position takes ear 220,221, before take and be fixed with rubber pad 219 on the ear 220, play buffer action when sealing, during tube sealing, vertical envelope cylinder 203 drives framework and vertical envelope die head 212 is moved to the left, cylinder 205 drives back die head 209 and moves right, vertical envelope die head 212 and back die head 209 move and are pressed on the packaging material of paper web to packaging material respectively, vertical simultaneously envelope die head 212 is delivered to heat on the packaging material internal coating of overlapping part, and packaging material is bonded together under the effect of pressure and temperature.Finish vertical being honored as a queen, vertical envelope die head and back die head are return original position, paper web characteristics behind the involution are: directly packing both sides overlapping part is bonded together at the inboard sealing layer of packaging material body that relies on of paper web, need not to re-use sealing band with packing both sides overlapping part adhesive seal.
As shown in Figure 8, be the paper feed tractor constructional drawing, described paper feed tractor 17 is by stepping motor 301, motor mounting plate 302, support 303, gear 304, paper feed wheel 305, drum roller 306, slide block 307, coupking shaft 308, spring 309, lead set 310, paper feed wheel shaft 311 is formed, support 303, stepping motor 301 and motor mounting plate 302 are installed in the both sides of body 22 respectively, pitch wheel 304 and paper feed wheel 305 be installed in respectively horizontal arrangement about on two paper feed wheel shafts 311, the two ends of paper feed wheel shaft 311 are installed in the front and back of support 303 by slide block 307, coupking shaft 308 is fastened on the paper feed wheel shaft 311, spring 309 is arranged between coupking shaft 308 and the lead set 310, lead set 310 is installed in support 303 sides by screw thread pair, adjust the position change paper feed wheel 305 and drum roller 306 pressure of lead set 310 by screw thread pair, thereby guarantee frictional traction between paper feed wheel 305 and paper web, paper feed wheel 305 surfaces become circular-arc, arc diameter is identical with the paper web external diameter, in the filling tube 18 of paper feed wheel correspondence position, two waist drum rollers 306 are arranged, paper web internal diameter after waist drum roller 306 arc diameters and packaging material are shaped is identical, the paper web that is shaped passes between paper feed wheel 305 and waist drum wheel 306, stepping motor 301 drives paper feeds wheel 305 by gear pair 304, along with the paper web behind the rotation tube sealing of paper feed wheel 305 by the wrapping machine of leaving behind.It is adjustable to walk bag length continuous stepless in range of sizes, by the setting of bag long parameter on the control panel 23, the corner of control step motor 301, thereby the change of the long size of realization bag easily, also can be long by certification mark signal control bag, so the scene that is adjusted at of bale capacity can be finished.
As shown in Figure 9, be transverse sealing, the shutoff device constructional drawing, described transverse sealing, shutoff device 19 is by front head cylinder 401, connecting panel 402, adapter plate 403, rear head cylinder 404, pole 405, slide shaft 406, axle sleeve 407, mounting blocks 408, high frequency end socket 409, cutoff tool 410, heat exchanger head 411, preceding connecting panel 412, adapter plate 413, cut off cylinder 414 and connecting rod 415 compositions, high frequency end socket 409 is fixed on the mounting blocks 408 and can changes easily, mounting blocks 408 is connected with rear head cylinder 404 by connecting rod 415, rear head cylinder 404 is by adapter plate 403, pole 405 is connected with body 22, front head cylinder 401 1 ends are fixed in body 22, the other end connects connecting panel 402, connecting panel 402 and preceding connecting panel 412 connect and compose the framework that can move along axle sleeve 407 by slide shaft 406, preceding connecting panel 412 inboard fixed seal head bodies 411, outside mounting plate 413 and cut-out cylinder 414, cutoff tool 410 are arranged in the middle of the heat exchanger head 411 and with cut-out cylinder 414 and are connected.Concrete operation acts is as described below: front head cylinder 401 drives framework and heat exchanger head 411 is moved to the left, rear head cylinder 404 drives high frequency end socket 409 and moves right, heat exchanger head 411 and high frequency end socket 409 move to packaging bag place and close up back tuner energising, sealing-in is carried out in packaging bag, cut off cylinder 414 actions subsequently, promote cutting knife 410 bag is cut off.
During work, at first wrapping machine will be sterilized, before aseptic packaging begins, all directly or indirectly all will be sterilized with the contacted machine of aseptic material position, at first the equipment pipeline is carried out sterilization by steam, steam then is in equipment pipeline periphery during production, equipment is formed sterile barrier, during sterilization, liquid hydrogen peroxide sprays into desinfection chamber 11 by atomizer 8, and the hydrogen peroxide of atomizing decomposes under ultraviolet lamp 10 irradiations fast, improves sterilizing efficiency greatly, the hydrogen peroxide that condenses in parts surface carries out drying by heated sterile air, thereby has finished the sterilization of desinfection chamber.In process of production, desinfection chamber 11 feeds 45 ℃ of malleation heated sterile air maintenance germ-free conditions.Pouring head 18 usefulness hydrogen peroxide solutions soak, and realize aseptic by the oxidizing action of hydrogen peroxide.
Next is the sterilization of wrapper, wrapper is by dioxygen tank 5, hydrogen peroxide by 35% concentration carries out soaking disinfection, hydrogen peroxide has strong oxidizing property because of it, so germ is had bactericidal action widely, wrapper is through behind the hydrogen peroxide dipping, at its surface attachment one deck dioxygen moisture film, unnecessary hydrogen peroxide is removed by hydrogen peroxide scraper 6, in desinfection chamber, the hydrogen peroxide on the wrapper surface decomposes under ultraviolet illuminator 10 irradiations fast, has further improved sterilizing efficiency subsequently, 45 ℃ of heated sterile air make its dry tack free simultaneously, remove residual hydrogen peroxide.
During work, packaging material is incorporated into wrapping machine from paper roll 1, by paper placing machine structure 3, enter 5 sterilizations of dioxygen tank, enter desinfection chamber 11 dryings again, pass multiple tracks guiding roller 7 and paper advance mechanism 9 arrival machine extreme higher positions, move down subsequently, through shaping deviation correcting device 12, form wheel assembly 14, longitudinal sealing device 15 forms paper web, paper feed tractor 17 is constantly past drop-down with the paper web that is shaped, canned liquid in the dump tank 13 is canned in the paper web that is shaped by filling tube 18, and the paper web of shaping is again by transverse sealing, shutoff device 19 is finished transverse sealing and cut-out to it, and finally shaped product skids off outside the body 22 by package chute 20.