CN204604943U - A kind of back of the body strip of paper used for sealing production system - Google Patents
A kind of back of the body strip of paper used for sealing production system Download PDFInfo
- Publication number
- CN204604943U CN204604943U CN201420813117.7U CN201420813117U CN204604943U CN 204604943 U CN204604943 U CN 204604943U CN 201420813117 U CN201420813117 U CN 201420813117U CN 204604943 U CN204604943 U CN 204604943U
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The utility model discloses a kind of back of the body strip of paper used for sealing production system, described system comprises extruder, extrusion neck ring mold, man-like shelf, carry-over pinch rolls group, chill roll group, wind-up roll successively according to material direct of travel, described carry-over pinch rolls group is made up of the hollow steel roller of heat-resisting rubber rollers and Nei Tong heating oil, and the oil storage tank of the controllable temperature outside hollow steel roller and hollow steel roller forms closed circuit; Arrange at the man-like shelf place of the front end of carry-over pinch rolls group and pre-warmed preheating apparatus is carried out to film bubble internal layer, arranging in the rear end of carry-over pinch rolls group makes the film bubble of flattening in the heat combined roller group of heat seal, film bubble after flattening is walked around heat combined roller group surface with S shape and is formed sheet material, the rear end of heat combined roller group be provided with make heat seal after sheet material sizing setting roll group, after heat seal, sheet material is with the gap of in-line by setting roll group; Unidirectional longitudinal stretching mechanism and thickness detection mechanism is disposed with between setting roll group and chill roll group.This production system can realize the production of high-strength, low elongation at break back of the body strip of paper used for sealing.
Description
Technical field
The utility model relates to a kind of plastics-production system, is specifically related to a kind of back of the body strip of paper used for sealing production system.
Background technology
The wrapping paper package box such as milk is formed by carton and back of the body strip of paper used for sealing mucilage binding.Wherein packing box back of the body strip of paper used for sealing many employings coextrusion blow film, its transparency is high, barrier property is high, interlaminar strength is high, but coextrusion blow film-strength is low, elongation at break is high, on package body production line at a high speed, due to the difference of linear velocity, coextrusion blow film and package body main body compound tense are intermittently stretched, and can cause the uneven homogenize of back of the body seal material, and then cause back of the body envelope poor effect, therefore be difficult to adapt to high-speed packaging production line, the line speed of packing box cannot be improved.
By contrast, by the film (as PE/ glue/PET/ glue/PE) of curtain coating compound, its thickness can be very high, and interlayer is through biaxial tension, intensity is high, elongation at break is low, more applicable package body production line at a high speed, but by adhesive compound between each layer of cast composite film, therefore interlayer combined strength bination is low, easily splitting occurs as back of the body strip of paper used for sealing.
Therefore develop a kind of can produce have concurrently high strength, low elongation at break, interlaminar strength is high, transparency is high, barrier property is high back of the body strip of paper used for sealing production system become those skilled in the art and had technical problem to be solved.
Summary of the invention
The purpose of this utility model is to overcome technically defect, provides a kind of and can produce the production system having high strength, low elongation at break, interlaminar strength is high, transparency is high, barrier property is high back of the body strip of paper used for sealing concurrently.
For achieving the above object, the technical solution of the utility model is a kind of back of the body of design strip of paper used for sealing production system, described system comprises some extruders, extrusion neck ring mold, man-like shelf, carry-over pinch rolls group, chill roll group, wind-up roll that runner number is suitable with extruder quantity successively according to material direct of travel, described carry-over pinch rolls group is made up of the hollow steel roller of heat-resisting rubber rollers and Nei Tong heating oil, and the oil storage tank of the controllable temperature outside hollow steel roller and hollow steel roller forms closed circuit; Arrange at the man-like shelf place of the front end of carry-over pinch rolls group and pre-warmed preheating apparatus is carried out to film bubble internal layer, the heat combined roller group making the film bubble heat seal of flattening is set in the rear end of carry-over pinch rolls group, film bubble after flattening is walked around heat combined roller group surface with S shape and is formed sheet material, the rear end of heat combined roller group be provided with make heat seal after sheet material sizing setting roll group, after heat seal, sheet material is with the gap of in-line by setting roll group; Unidirectional longitudinal stretching mechanism and thickness detection mechanism is disposed with between setting roll group and chill roll group.
Compared to direct process units blown film being carried out to off-line stretching, production system of the present utility model is transformed on the basis of blow moulding machine, set up the mechanism for film bubble heat seal, comprise preheating apparatus, the carry-over pinch rolls group of heating, heat combined roller group, double with the thickness realizing blown film, the diaphragm after thickness is double can have blown film high transparent, high barrier, advantage that interlaminar strength is high; And unidirectional longitudinal stretching mechanism is set, with realize thickness double after the stretching of diaphragm thinning, stretch thinning after diaphragm there is the high tensile of similar casting films and the advantage of low elongation at break, thickness is suitable with blown film thickness; And after detecting thickness by thickness automatic checkout system, feedack can control speed and the tension force of draw roll, guarantees the uniformity of the longitudinal thickness of final finished.This system is suitable for the production of back of the body seal material, and obtained back of the body strip of paper used for sealing is applicable to the high-speed production lines of package body.
Wherein, this back of the body strip of paper used for sealing production system does not improve the viscosity of plastics in the mechanism of film bubble heat seal by improving extrusion neck ring mold temperature, but make film bubble preheating by preheating apparatus and the abundant heat expansion of film bubble is strutted, to make in film bubble air can abundant heat expansion further by the carry-over pinch rolls group of heating, effectively to get rid of the air in film bubble, can be fitted more fully in film bubble both sides, meanwhile make film bubble be heat sealing at together; The heat combined roller group of setting up makes film bubble two sidle the surface of S shape through heat combined roller group, add the film bubble of flattening and the contact area of steel rider and time of contact, thus reduce the film bubble time of staying at the highest temperature will be, to inhibit that the outer melting in heat seal process of film bubble is softening, roll banding while seals improving, make film bubble internal layer fully melt bonded by pressurized, heated; Set up setting roll group simultaneously, the film bubble after heat seal is shaped through setting roll group with yi word pattern, type-approval process makes away the stress of the sheet material of S shape through heat combined roller group surface or the curling generation of thick film be able to abundant release; The chill roll set up coordinates nature cooling, and sizing is kept.Thus realize, to the online two-layer compound of inflation film, making thickness double under the prerequisite of not roll banding.
Preferably, described preheating apparatus is far infrared heater, is arranged on described man-like shelf place.By contrast, if far infrared heater to be arranged between man-like shelf and carry-over pinch rolls group, carry out Far-infrared Heating to film bubble after flattening, because air in film bubble is herein limited, effectively cannot struts film bubble, during heat seal, easily occur fold; And in man-like shelf front end, the words of Far-infrared Heating are carried out to cylindrical shape film bubble, the pressure that hot gas produces makes hot gas seal in man-like shelf, air in man-like shelf is caused to mix, the film bubble at man-like shelf place is made to produce inhomogeneous deformation, cause later stage sheet thickness uneven, affect the transparency of material, intensity even barrier.In addition, because space reduces gradually in man-like shelf place film bubble, far infrared heater is arranged on man-like shelf place, film bubble can be made to go up height gradually along man-like shelf clamping direction film temperature, realize heating up gradually preheating.Preheating apparatus is arranged on man-like shelf place also convenient advantage of installing; Fixed position for the servicing unit such as film bubble cooling device of blow moulding machine can not have an impact.The performance of setting position to film of preheating apparatus also has an impact.Preferred technical scheme is, described preheating apparatus is arranged on the middle part of man-like shelf.If preheating apparatus is near one end of the close described carry-over pinch rolls group of man-like shelf, then limited space in heating, to the poor effect propped up film bubble and rise; If be arranged on the one end away from carry-over pinch rolls group, then easily produce the problem of film bubble inhomogeneous deformation.Preferred technical scheme is in 1/4 ~ 1/3 scope of the close described carry-over pinch rolls group described preheating apparatus being arranged on man-like shelf.
Further preferably, the heating-up temperature of described preheating apparatus is 55 ~ 75 DEG C; The heating-up temperature of the hollow steel roller of described carry-over pinch rolls group is set to 75 ~ 90 DEG C.
In order to avoid carry-over pinch rolls group place that roll banding occurs further, preferably, the rubber rollers heat resisting temperature of described carry-over pinch rolls group is arranged on more than 100 DEG C.For example, the rubber rollers of described carry-over pinch rolls group is fluorine silica gel roller, and it has good heat resistance, and long-term heat resisting temperature is more than 400 DEG C.
Roll banding occurs in order to avoid heat combined roller group place, reaches best seals, preferably, described heat combined roller group is provided with the heat seal steel rider of some progressive solution successively along material direct of travel.By arranging the heat combined roller group of Multi-stage heating, the film bubble decreasing flattening time of staying at high temperature in heat seal process, inhibit roll banding phenomenon.
Further preferably, the heating-up temperature of each heat seal steel rider of described heat combined roller group is 80 ~ 130 DEG C, and the heating-up temperature of each heat seal steel rider increases progressively along material direct of travel, and adjacent heat seal steel rider spacing is adjustable in the scope of 0.12 ~ 2.0mm.Adjustable by spacing, heat combined roller group, except heat fusion, also relies on pressure to realize sufficient melting, ensures that high heat-sealing strength is to realize real " uniting two into one ".
In order to realize best fixed effect, preferably, described setting roll group comprises upper and lower steel rider.In order to make the film bubble after heat seal more effectively shape and cool, preferably, described setting roll group is arranged near described heat combined roller group.Further preferably, in described setting roll group, the holding temperature of upper and lower steel rider is lower than the heating-up temperature 5 ~ 8 DEG C of described heat combined roller group along last heat seal steel rider of material direct of travel.
In order to the stretching realizing film strengthens, suppresses film inhomogeneous deformation simultaneously, preferably, described longitudinal stretching mechanism comprises some preheat rolls, some draw rolls and some lehr rollers successively along material direct of travel.
Further preferably, in described longitudinal stretching mechanism, the preheat temperature of described preheat roll is 60 ~ 85 DEG C; The temperature of described draw roll is 75 ~ 110 DEG C, and the stretching ratio of each draw roll increases progressively within the scope of 1.0 ~ 2.0 times along material direct of travel, and each draw roll passes through independently driven by servomotor, and adjacent two draw roll spacing are adjustable in the scope of 5 ~ 25mm; The temperature of described lehr rollers is 80 ~ 100 DEG C, and the annealing multiplying power of each lehr rollers is successively decreased within the scope of 0.99 ~ 0.95 times along material direct of travel.Regulated by draw roll spacing, thus control the cross-direction shrinkage in film stretching process, improve drawing and setting effect.Annealed by lehr rollers, while improve hot strength, maintain the transparency of material, and eliminate stress.
Still more preferably, described longitudinal stretching mechanism is made up of two preheat rolls, four draw rolls and two lehr rollers.In order to avoid stretching skidding causes effectively stretching, still more preferably, being formed with 100 ~ 200 object reticulate patterns according to the first draw roll of material direct of travel and the 4th draw roll surface in described draw roll, is anilox roll.
In order to effectively cool and suppress the cross-direction shrinkage in cooling procedure, further preferably, described chill roll group comprises two or more chill roll.
Form because sheet material or thick film flatten rear heat seal by film bubble, for making the performance of sheet material homogeneous, preferred technical scheme is, the front end of described wind-up roll is provided with the trimming device for cutting the rear sheet edge of cooling.
In order to improve film bubble more effectively heat seal, preferably, the both sides of at least one the heat seal steel rider in described heat combined roller group are provided with the shedding mechanism forming exhaust outlet for film bubble edge after becoming compressed.Further preferably, described shedding mechanism can for being arranged on described heat combined roller group along the tooth at quarter on the second steel rider on material direct of travel; Described heat combined roller group is arranged and the groove that described quarter, tooth matched along on first on material direct of travel, the 3rd steel rider.Described quarter, the cross section of tooth can be triangle that is continuous or that be interrupted.
Advantage of the present utility model and beneficial effect are: compared to direct process units blown film being carried out to off-line stretching, production system of the present utility model is transformed on the basis of blow moulding machine, set up the mechanism for film bubble heat seal, comprise preheating apparatus, the carry-over pinch rolls group of heating, heat combined roller group, double with the thickness realizing blown film, the diaphragm after thickness is double can have blown film high transparent, high barrier, advantage that interlaminar strength is high; And unidirectional longitudinal stretching mechanism is set, with realize thickness double after the stretching of diaphragm thinning, stretch thinning after diaphragm there is the high tensile of similar casting films and the advantage of low elongation at break, thickness is suitable with blown film thickness; And after detecting thickness by thickness automatic checkout system, feedack can control speed and the tension force of draw roll, guarantees the uniformity of the longitudinal thickness of final finished.This system is suitable for the production of back of the body seal material, and obtained back of the body strip of paper used for sealing is applicable to the high-speed production lines of package body.
Accompanying drawing explanation
Fig. 1 is the structural representation carrying on the back strip of paper used for sealing production system in embodiment 1;
Fig. 2 is the enlarged diagram at man-like shelf in Fig. 1, carry-over pinch rolls group, heat combined roller group and setting roll group place;
Fig. 3 is the structural representation carrying on the back strip of paper used for sealing production system in embodiment 3;
Fig. 4 is the cooperation schematic diagram of first, second, third steel rider in heat combined roller group in Fig. 3.
In figure: 1, film bubble; 2, man-like shelf; 3, far infrared heater; 4, oil storage tank; 5, hollow steel roller; 6, rubber rollers; 7, heat combined roller group; 8, setting roll group; 9, chill roll group; 10, wind-up roll; 11, trimming roller; 12, tooth is carved; 13, groove; 14, preheat roll; 15, draw roll; 16, lehr rollers; 71, the first steel rider; 72, the second steel rider; 73, the 3rd steel rider; 74, the 4th steel rider; 151, the first draw roll; 154, the 4th draw roll.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
Embodiment 1
As depicted in figs. 1 and 2, the utility model is a kind of back of the body strip of paper used for sealing production system.
This system comprises some extruder (not shown)s, the extrusion neck ring mold (not shown) of multiple flow passages that runner number is suitable with extruder quantity, man-like shelf 2, carry-over pinch rolls group, heat combined roller group 7, setting roll group 8, unidirectional longitudinal stretching mechanism, thickness detection mechanism (not shown), chill roll group 9, wind-up roll 10 successively according to material direct of travel.
Wherein, man-like shelf 2 is positioned at the front end of carry-over pinch rolls group, for film bubble 1 being flattened.The far infrared heater 3 film bubble 1 being played to the effect of preheating is provided with at man-like shelf 2 place.Far infrared heater 3 makes film bubble 1 be preheated to 55 ~ 75 DEG C, and makes film bubble distending, and the preheating that heats up gradually.Far infrared heater 3 is preferably disposed in 1/4 ~ 1/3 scope of close carry-over pinch rolls group of man-like shelf 2, the effect that can reach best softening film bubble 1 internal layer and suppress film bubble 1 to be out of shape.
Carry-over pinch rolls group is made up of the hollow steel roller 5 of heat-resisting rubber rollers 6 and Nei Tong heating oil, and hollow steel roller 5 forms closed circuit with the oil storage tank 4 of the controllable temperature outside hollow steel roller 5; By the carry-over pinch rolls group of heating, to make in film bubble 1 air can abundant heat expansion, thus the air more effectively in eliminating film bubble 1, can be fitted more fully in film bubble 1 both sides.Adopt deep fat heating in the hollow steel roller 5 of above-mentioned carry-over pinch rolls group, be heated to 75 ~ 90 DEG C, thus can be fitted more fully in film bubble 1 both sides.The rubber rollers 6 of carry-over pinch rolls group selects the fluorine silica gel roller of good heat resistance.In order to the film bubble more effectively heat seal of flattening, heat combined roller group 7 is preferably arranged near carry-over pinch rolls group.
Heat combined roller group 7 is located at the rear end of carry-over pinch rolls group, film bubble 1 after flattening is walked around heat combined roller group 7 surface with S shape and is formed sheet material, make film bubble internal layer fully melt bonded by heat combined roller group 7 pressurized, heated, add contact area and the time of contact of film bubble 1 and steel rider simultaneously, thus reduce heat seal and cross the requirement of steel rider heating-up temperature, melting is softening, roll banding to inhibit film bubble 1 skin to occur in heat seal process.As shown in Figure 1, heat combined roller group 7 is provided with four heat seal steel riders successively along material direct of travel, the first steel rider 71, second steel rider 72, the 3rd steel rider 73 and the 4th steel rider 74 is followed successively by along material direct of travel, the heating-up temperature of each steel rider 71-74 is 80 ~ 130 DEG C, and increase progressively successively, the highest heating-up temperature is at the 4th steel rider 74 place; And the spacing of adjacent heat seal steel rider 71-74 is adjustable in the scope of 0.12 ~ 2.0mm, together with merging to be heat sealing at heat fusion double action by pressure, guarantee high heat-sealing strength.In order to film bubble 1 heat seal effectively of flattening, heat combined roller group 7 is preferably arranged near carry-over pinch rolls group.
Setting roll group 8 is positioned at the rear end of heat combined roller group 7, and after heat seal, sheet material is with the gap of in-line by setting roll group 8, and setting roll group 8 comprises upper and lower steel rider; Be heated to lower than the temperature of the 4th steel rider 74 5 ~ 8 DEG C can realize effectively shaping; Walk roller due to yi word pattern to make to be able to abundant release through the curl of sheet internal stress of heat combined roller group 7 heat seal.In order to make the film bubble after heat seal 1 more effectively shape and cool, preferably setting roll group 8 is arranged near heat combined roller group 7.
Longitudinal stretching mechanism comprises two preheat rolls, 14, four draw rolls 15 and two lehr rollers 16 successively along material direct of travel.Wherein, the preheat temperature of preheat roll 14 can be set to 60 ~ 85 DEG C, and the temperature of draw roll 15 is 75 ~ 110 DEG C, and the temperature of lehr rollers 16 is 80 ~ 100 DEG C; And along material direct of travel, the linear velocity of each draw roll 15 promotes step by step along material direct of travel in the scope of carry-over pinch rolls linear velocity 1.0 ~ 2.0 times, and namely the stretching ratio of each draw roll increases progressively within the scope of 1.0 ~ 2.0 times along material direct of travel; Successively decrease step by step within the scope of 0.99 ~ 0.95 times of the linear velocity of each lehr rollers 16 in the end draw roll 15 linear velocity, namely the annealing multiplying power of each lehr rollers is successively decreased within the scope of 0.99 ~ 0.95 times along material direct of travel.Each draw roll 15 passes through independently driven by servomotor, and the distance realized between each draw roll 15 is adjustable in the scope of 5 ~ 25mm, thus controls the cross-direction shrinkage in film stretching process, improves drawing and setting effect.
Chill roll group 9 comprises two or more chill roll, effectively to cool and to suppress the cross-direction shrinkage in cooling procedure.
Wind-up roll 10 is for the cooled sheet material of rolling.
The plastics blow molding diaphragm that this equipment processes, have the high advantage of blown film high transparent, high barrier, interlaminar strength and casting films elongation at break is low, intensity is high advantage concurrently, overcome that blown film thickness is low, the shortcoming that is difficult to biaxial tension reprocessing and casting films be by adhesive compound, the shortcoming with combined strength bination between low layer.Can as the back of the body seal material adapted to package body main body compound on package body production line at a high speed.
Embodiment 2
Skid in longitudinal stretching mechanism drawing process, cause effectively stretching, on the basis of embodiment 1, as what improve, in the present embodiment, be anilox roll according to the first draw roll 151 of material direct of travel and the 4th draw roll 154 in the draw roll 15 of longitudinal stretching mechanism, its surface is formed with 100 ~ 200 object reticulate patterns.Otherwise cause skidding, be not only to be difficult to stretch equably thinning, its harm is more to cause the traction of front end and heat seal effectively to carry out, and then causes shutting down frequent appearance.
Embodiment 3
For making the performance of sheet material homogeneous, on the basis of embodiment 1, as shown in Figure 3, the trimming roller 11 for cutting the rear sheet edge of cooling also can be had additional in the front end of wind-up roll 10.
In addition, in order to improve film bubble more effectively heat seal, on the basis of embodiment 2, preferably, the both sides of at least one steel rider in heat combined roller group 7 are provided with the shedding mechanism forming exhaust outlet for film bubble 1 edge after becoming compressed.As shown in Figure 4, shedding mechanism tooth to be the cross section of the both sides being arranged on the second steel rider 72 be leg-of-mutton quarter 12.Meanwhile, the groove 13 being provided with at tooth 12 at the quarter place of corresponding second steel rider 72 with carving tooth 12 and coordinate of the first steel rider 71 and the 3rd steel rider 73.Arrange like this carve tooth 12 both achieved opening venting, can not material deforms be made again.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a back of the body strip of paper used for sealing production system, described system comprises some extruders, extrusion neck ring mold, man-like shelf, carry-over pinch rolls group, chill roll group, wind-up roll that runner number is suitable with extruder quantity successively according to material direct of travel, it is characterized in that, described carry-over pinch rolls group is made up of the hollow steel roller of heat-resisting rubber rollers and Nei Tong heating oil, and the oil storage tank of the controllable temperature outside hollow steel roller and hollow steel roller forms closed circuit; Arrange at the man-like shelf place of the front end of carry-over pinch rolls group and pre-warmed preheating apparatus is carried out to film bubble internal layer, the heat combined roller group making the film bubble heat seal of flattening is set in the rear end of carry-over pinch rolls group, film bubble after flattening is walked around heat combined roller group surface with S shape and is formed sheet material, the rear end of heat combined roller group be provided with make heat seal after sheet material sizing setting roll group, after heat seal, sheet material is with the gap of in-line by setting roll group; Unidirectional longitudinal stretching mechanism and thickness detection mechanism is disposed with between setting roll group and chill roll group.
2. back of the body strip of paper used for sealing production system as claimed in claim 1, it is characterized in that, described preheating apparatus is far infrared heater, is arranged on described man-like shelf place; The heating-up temperature of described preheating apparatus is 55 ~ 75 DEG C; The rubber rollers heat resisting temperature of described carry-over pinch rolls group is arranged on more than 100 DEG C; The heating-up temperature of the hollow steel roller of described carry-over pinch rolls group is set to 75 ~ 90 DEG C.
3. back of the body strip of paper used for sealing production system as claimed in claim 1, it is characterized in that, described heat combined roller group is provided with the heat seal steel rider of some progressive solution successively along material direct of travel; The heating-up temperature of each heat seal steel rider of described heat combined roller group is 80 ~ 130 DEG C, and the heating-up temperature of each heat seal steel rider increases progressively along material direct of travel, and adjacent heat seal steel rider spacing is adjustable in the scope of 0.12 ~ 2.0mm.
4. back of the body strip of paper used for sealing production system as claimed in claim 1, it is characterized in that, described setting roll group comprises upper and lower steel rider; In described setting roll group, the holding temperature of upper and lower steel rider is lower than the heating-up temperature 5 ~ 8 DEG C of described heat combined roller group along last heat seal steel rider of material direct of travel.
5. back of the body strip of paper used for sealing production system as claimed in claim 2, it is characterized in that, described longitudinal stretching mechanism comprises some preheat rolls, some draw rolls and some lehr rollers successively along material direct of travel.
6. back of the body strip of paper used for sealing production system as claimed in claim 5, it is characterized in that, in described heat combined roller group, in described longitudinal stretching mechanism, the preheat temperature of described preheat roll is 60 ~ 85 DEG C; The temperature of described draw roll is 75 ~ 110 DEG C, and the stretching ratio of each draw roll increases progressively within the scope of 1.0 ~ 2.0 times along material direct of travel, and each draw roll passes through independently driven by servomotor, and adjacent two draw roll spacing are adjustable in the scope of 5 ~ 25mm; The temperature of described lehr rollers is 80 ~ 100 DEG C, and the annealing multiplying power of each lehr rollers is successively decreased within the scope of 0.99 ~ 0.95 times along material direct of travel.
7. back of the body strip of paper used for sealing production system as claimed in claim 6, it is characterized in that, described longitudinal stretching mechanism is made up of two preheat rolls, four draw rolls and two lehr rollers; Being formed with 100 ~ 200 object reticulate patterns according to the first draw roll of material direct of travel and the 4th draw roll surface in described draw roll, is anilox roll.
8. back of the body strip of paper used for sealing production system as claimed in claim 1, it is characterized in that, described chill roll group comprises two or more chill roll; The front end of described wind-up roll is provided with the trimming device for cutting the rear sheet edge of cooling.
9. back of the body strip of paper used for sealing production system as claimed in claim 1, is characterized in that, the both sides of at least one the heat seal steel rider in described heat combined roller group are provided with and form the shedding mechanism of exhaust outlet for film bubble edge after becoming compressed.
10. back of the body strip of paper used for sealing production system as claimed in claim 9, it is characterized in that, described shedding mechanism is be arranged on described heat combined roller group along the tooth at quarter on the second steel rider on material direct of travel; Described heat combined roller group is arranged and the groove that described quarter, tooth matched along on first on material direct of travel, the 3rd steel rider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420813117.7U CN204604943U (en) | 2014-12-22 | 2014-12-22 | A kind of back of the body strip of paper used for sealing production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420813117.7U CN204604943U (en) | 2014-12-22 | 2014-12-22 | A kind of back of the body strip of paper used for sealing production system |
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| Publication Number | Publication Date |
|---|---|
| CN204604943U true CN204604943U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420813117.7U Withdrawn - After Issue CN204604943U (en) | 2014-12-22 | 2014-12-22 | A kind of back of the body strip of paper used for sealing production system |
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| CN (1) | CN204604943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494177A (en) * | 2014-12-22 | 2015-04-08 | 江阴申隆包装材料有限公司 | System for producing back sealing strips |
| CN106696298A (en) * | 2017-01-10 | 2017-05-24 | 福建正德光电科技有限公司 | Online hot pressed composite panel production equipment and production process thereof |
| CN110112350A (en) * | 2019-05-20 | 2019-08-09 | 深圳市星源材质科技股份有限公司 | Diaphragm and its manufacturing method and battery |
-
2014
- 2014-12-22 CN CN201420813117.7U patent/CN204604943U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494177A (en) * | 2014-12-22 | 2015-04-08 | 江阴申隆包装材料有限公司 | System for producing back sealing strips |
| CN104494177B (en) * | 2014-12-22 | 2016-10-26 | 江阴申隆包装材料有限公司 | A kind of back of the body strip of paper used for sealing production system |
| CN106696298A (en) * | 2017-01-10 | 2017-05-24 | 福建正德光电科技有限公司 | Online hot pressed composite panel production equipment and production process thereof |
| CN110112350A (en) * | 2019-05-20 | 2019-08-09 | 深圳市星源材质科技股份有限公司 | Diaphragm and its manufacturing method and battery |
| CN110112350B (en) * | 2019-05-20 | 2021-09-21 | 深圳市星源材质科技股份有限公司 | Separator, method for producing same, and battery |
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