The utility model content
Purpose of design: avoid the weak point in the background technology, design a kind of for the repeatedly effectively welding of adult incontinence pants, the same position of baby La La trousers multi-layer thin sheet material, and the top layer that makes soldered portion can not be subjected to guaranteeing the fully bonding adult incontinence pants of multi-layer thin sheet material, the all-round welding equipment of baby La La trousers production line three rollers under the harmful effect prerequisite such as overheated, hardening.
Design: in order to realize above-mentioned purpose of design.1, the lower roll roll surface equidistantly is equipped with the design of above six following heating module bars and the lower roll roll surface three top rolls being housed equidistantly, is one of technical characterictic of the present utility model.The purpose of doing like this is: the one since the lower roll two ends with girff plate bottom is rotatably assorted and by shaft coupling by down servo-drive synchronizing control driving, and the lower roll roll surface equidistantly is equipped with heating module bar under six bar shapeds, following heating module bar is built-in with electric heating tube and thermocouple probe, electric heating tube is controlled its heating-up temperature by the PLC controller, and thermocouple probe feeds back to the PLC controller for detection of the temperature of following heating module bar and with the data that detect, temperature by heating module bar under the control of PLC controller is in the scope of set definite value, and three top rolls equidistantly are equipped with in lower roll roll surface top and top roll roll surface symmetry is equipped with two upward heating module bars, two that namely go up on the roll surface upward differ 180 degree between the heating module bar, should go up the heating module bar and under the control of PLC controller, form coupling with following heating module bar on the lower roll and weld effect, and namely go up heating module bar and the following heating module bar die welding that is involutory and connect; The 2nd, owing to be positioned under last heating module bar on three top rolls of lower roll top and the six roots of sensation on the lower roll heating module bar under the control of PLC controller, form corresponding hot weld one by one, the length of its weld interval has determined the quality of welding, be that it can be according to the time of adult incontinence pants production line, baby La La trousers production line production efficiency control hot pressing welding, both the time of efficient low (speed is slow), hot pressing welding long, efficient height (speed is fast), repeatedly hot pressing is welded; That is: when adult's incontinence pant production line, baby La La trousers production line per minute produce adult incontinence pants or baby La La trousers sheet number more than 50,150 when following, the last heating module bar work in three top rolls on first top roll roller is only welded once; When adult's incontinence pant production line, baby La La trousers production line per minute produce adult incontinence pants or baby La La trousers sheet number more than 150,250 when following, last heating module bar work in three top rolls on first and second top roll is to quilt weldering portion sequential welding secondary; When adult's incontinence pant production line, baby La La trousers production line per minute were produced adult incontinence pants or baby La La trousers sheet number greater than 250, three top rolls had the last heating module bar work on three top rolls, to quilt weldering portion sequential welding three times.2, three top rolls drive the design of rotating by shaft coupling by the same direction of last servo-drive synchronizing control respectively, are two of technical characterictics of the present utility model.The purpose of doing like this is: because hydraulic jack is contained on the girff plate and the piston end surface of hydraulic jack is connected by the bearing block of contiguous block with the top roll two ends, and whether hydraulic jack work is controlled by the PLC controller, when the PLC controller is worked according to built-in programmed instruction hydraulic jack, piston in the hydraulic jack promotes that top roll presses down and the last heating module bar that is positioned on the top roll welds soldered multi-layer nonwoven fabrics with the following heating module bar hot pressing that is positioned on the lower roll, after welding was finished, the piston reset in the PLC controller instruction hydraulic jack and the last heating module bar that drives in the top roll separated with following heating module bar.3, the design of the bottom gap adjusting device of top roll two end axles bearing is three of technical characterictic of the present utility model.The purpose of doing like this is: because lash adjusting device is made of bearing block and voussoir, it is that inclined-plane and voussoir have a hole that voussoir touches face mutually with bearing block, silk is rotary with adjusting screw(rod) in the hole, operating personnel can control in the top roll heating module bar and the lower roll gap between the heating module bar up and down by the operation adjusting screw(rod), thereby reach according to the thickness adjusting top roll heating module of soldered layer and the purpose of lower roll heated mould interblock gap.4, heating module sidepiece and bottom are equipped with the design of plasma spraying thermal barrier coating, are four of technical characterictics of the present utility model.The purpose of doing like this is: the one, after the heating module heating, because air reaches and contacts parts with it is heat-conducting medium, particularly in the roll body rotation process, the out-of-shape of heat block own, air agitation is irregular, the own material of heat energy dissipation inequality and heat block is inhomogeneous, cause the heating surface heat inhomogeneous, make heating module heating back dimensional accuracy descend, have a strong impact on product weld strength and product surface quality, and the application is behind the inoperative surface plasma spraying thermal barrier coating of heating module, its thermal barrier coating has been blocked the thermal energy transfer between heat block and peripheral parts and air, centralized heat energy to working face (heating surface or embossing working face), is played insulation, heat insulation, promote the uniform purpose of heating module internal temperature, and improve the dimensional accuracy after the heating module heating; The 2nd, in plasma spraying thermal barrier coating process, to protect electric heating pore and embossing working face, prevent the face that coating material is splashed to needs heat transfer.5, the non-heating surface of heating module bar is equipped with the design of thermal insulation board up and down, is five of technical characterictic of the present utility model.The purpose of doing like this is: because lower roll and top roll are respectively down the immobilizing foundation of heating module bar and last heated mould, and be respectively equipped with electric heating tube in following heating module bar and the last heating module bar, be delivered to down to the centralized heat energy that electric heating tube can be produced heating module bar and last heating module bar, not only be related to the reduction of utilization rate and the energy consumption of heat energy, but also be related to lower roll and can top roll be in the normal temperature duty, guarantee that roll body is not heated, do not produce little distortion, guarantee the hot pressing welding quality.The application arranges thermal insulation board at the non-heating surface of following heating module bar and last heating module bar for this reason, thermal energy transfer between heating module bar and roll body about it not only can cut off effectively, and the heat energy that electric heating tube is produced can concentrate on heated following heating module bar or the last heating module bar effectively, not only reduced energy consumption, and be convenient to adjust temperature control coefficient is set, can adjust welding temperature.6, the design of servo-drive synchronizing control is six of technical characterictic of the present utility model.The purpose of doing like this is: because the power output shaft of servo-drive synchronizing control directly is connected with the decelerator power input shaft, and the power output shaft of decelerator directly is connected with yielding coupling, yielding coupling with transmission of power to driven shaft, control driven shaft spare rotates, thereby the decelerator of having avoided alignment error to cause damages or the situation of life-span reduction, guarantees the axiality of decelerator shaft and driven shaft simultaneously.
Technical scheme: a kind of adult incontinence pants, the all-round welding equipment of baby La La trousers production line three rollers, comprise the PLC controller, lower roll two ends and girff plate bottom are rotatably assorted, six following heating module bars equidistantly are housed the lower roll roll surface and lower roll is driven by following servo-drive synchronizing control by shaft coupling, the lower roller shaft core has metallic channel and metallic channel is built-in with power line, electric heating tube power supply in the heating module bar under the power line output is given, the power line input be fixed on the girff plate on the rotation collector ring in power output end be connected, rotation collector ring power input connects power supply; Three top rolls equidistantly are housed in lower roll roll surface top and three top roll two ends are rotatably assorted by bearing block and girff plate top respectively, three top rolls are driven by the same direction of last servo-drive synchronizing control by shaft coupling respectively and rotate, top roll roll surface symmetry is equipped with the heating module bar, last roll shaft core has metallic channel and metallic channel is built-in with power line, the power line output is given electric heating tube power supply in the last heating module bar, the power line input be fixed on the girff plate on the rotation collector ring in power output end be connected, rotation collector ring power input connects power supply; Hydraulic jack is contained on the girff plate and the piston end surface of hydraulic jack is connected by the bearing block of contiguous block with the top roll two ends.
The utility model is compared with background technology, and the one, the application has disposed on many groups the heating module bar and has disposed heating module bar under many groups at lower roll, has realized the sealing of product waistline same position continuous several times, pressurization and heat seal; The 2nd, heating module strip adoption plasma spraying heat barrier coat material up and down, both guaranteed heat insulation, heat insulation effect, and guaranteed welding effect again, making heating module is temperature constant state, improved welding precision, and the thermal insulation board of its bottom and sidepiece has been played a protective role; The 3rd, the application's up-down rollers is up and down heating module bar and roll body splicing structure all, has saved material cost; The 4th, the application only needs the local heat to welding embossing place, efficiency of heating surface height, the easier control of temperature; The 5th, the application's connecting rod clamping device has guaranteed in repeatedly pressing process, and multilayer material relative position unanimity has solved the problem of heat seal position skew; The 6th, up-down rollers adopts the servo-drive synchronizing control to control separately, has guaranteed the uniformity of the relative position of heating module bar up and down; The 7th, owing to adopted repeatedly heat seal technology, can set different temperatures to each time heat seal, adapt to the production needs under the friction speed, namely once setting can adapt to multiple speed production, has improved production efficiency; The 8th, thermal insulation board has been selected the import heat-barrier material for use, and when both having guaranteed mechanism's rigidity, effect of heat insulation is good, when embossing partly heats, because and the heat transmission between roll body is blocked, and works the MECHANISM PRECISION problem that influences of having avoided the roll body thermal expansion to cause under roll body the temperature remains within the normal range the state; The 9th, thermal insulation board is fixed on the roll body, and heating module is fixed on the thermal insulation board, and precision height, dismounting and change easily are installed simply; The tenth, after the employing thermal insulation board is heat insulation, only need embossing block part local heat, heat time heating time is short, and energy consumption reduces greatly; 11 owing to be local heat, and the linear relationship of electrothermal tube and heating part is more obvious, the easier control of temperature; After 12 employing thermal insulation boards were heat insulation, because thermal energy conduction is blocked, the roll body processing safety improved, and prolong service life.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1-6.A kind of adult incontinence pants, the all-round welding equipment of baby La La trousers production line three rollers, comprise the PLC controller, lower roll 1 two ends and girff plate 10 bottoms are rotatably assorted, six following heating module bars 3 equidistantly are housed lower roll 1 roll surface and lower roll 1 is driven by following servo-drive synchronizing control 14 by shaft coupling, 1 core of lower roll has metallic channel and metallic channel is built-in with power line 17, electric heating tube power supply in the heating module bar 3 under the power line output is given, power line 17 inputs be fixed on girff plate 10 on rotation collector ring 16 in power output end be connected, rotation collector ring 16 power inputs connect power supply; Three top rolls 8 equidistantly are housed in lower roll 1 roll surface top and three top roll 8 two ends are rotatably assorted by bearing block 12 and girff plate 10 tops respectively, three top rolls 8 are driven by last servo-drive synchronizing control 13 same directions by shaft coupling respectively and rotate, top roll 8 roll surface symmetries are equipped with heating module bar 6,8 cores of top roll have metallic channel and metallic channel is built-in with power line 17, the power line output is given electric heating tube power supply in the last heating module bar 6, power line 17 inputs be fixed on girff plate 10 on rotation collector ring 16 in power output end be connected, rotation collector ring 16 power inputs connect power supply; Hydraulic jack 9 is contained on the girff plate 1 and the piston end surface of hydraulic jack 9 is connected with the bearing block 12 at top roll 8 two ends by contiguous block 11 and drive top roll 8 rises or presses down.The described hot pressing bar face of heating module bar 3 down is provided with the hot pressing flank of tooth 301.The described hot pressing bar face of going up heating module bar 6 be the light face and with the hot pressing flank of tooth 301 shrink fit of following heating module bar 3.The signal lead-out wire of described heating module bar 3 down and last heating module bar 6 built-in thermoelectrics idol temp probe and thermocouple temperature probe connects the signal end of controller.The bottom of described top roll 8 two end axles bearings is provided with lash adjusting device 5.Hydraulic jack 9 is pressure applying means, when shutting down, prevents that product from being scalded, and can be set to shut down the pattern of lifting, and the heating module bar separates up and down.Its adult incontinence pants, baby La La trousers production line three rollers all can welding equipment hot-press method: when by the multi-layer nonwoven fabrics that accompanies elastic during through the thermocompression bonding joint that constituted by lower roll 1 and top roll 8, the thermocompression bonding joint that is made of lower roll 1 and top roll 8 carries out the hot pressing welding, when adult's incontinence pant production line, baby La La trousers production line per minute production adult incontinence pants or baby La La trousers sheet number are more than 50,150 when following, last heating module bar 6 work in three top rolls 8 on first top roll roller, only once (speed is slow in weldering, weld interval is long, welding quality is good); When adult's incontinence pant production line, baby La La trousers production line per minute produce adult incontinence pants or baby La La trousers sheet number more than 150,250 when following, last heating module bar 6 work in three top rolls 8 on first and second top roll are to quilt weldering portion sequential welding secondary; When adult's incontinence pant production line, baby La La trousers production line per minute are produced adult incontinence pants or baby La La trousers sheet number greater than 250, three top rolls 8 have the last heating module bar 6 on three top rolls to work, to quilt weldering portion sequential welding three times, after welding is finished, enter next procedure.
Embodiment 2: on the basis of above-described embodiment 1, the described hot pressing bar face of going up heating module bar 6 is provided with the hot pressing flank of tooth 601.The hot pressing bar face of described down heating module bar 3 is the light face and is provided with the hot pressing flank of tooth 601 shrink fit with the hot pressing bar face of last heating module bar 6.
Embodiment 3: on the basis of above-described embodiment 1 or 2, the described upward hot pressing flank of tooth 301 or the following hot pressing flank of tooth 701 flower types are straight-tooth, helical teeth, V font tooth, waveform tooth.
Embodiment 4: on the basis of above-described embodiment 1, described lash adjusting device 5 is made of bearing block 12 and voussoir 501, and it is that inclined-plane and voussoir 501 have a hole 502 that voussoir 501 touches face mutually with bearing block 12, and silk is rotary with adjusting screw(rod) in the hole 502.Lash adjusting device 5 can be adjusted the heating module bar pressing gap of heating module bar once.
Embodiment 5: on the basis of above-described embodiment 1, it is described that upward heating module bar 6 tops are trapezoidal, the bottom is rectangular, trapezoidal upper surface is light face heating surface 602, has electrical heating in the last heating module duct 601 is installed, and last heating module sidepiece and bottom are equipped with plasma spraying thermal barrier coating 603; Described heating module bar 3 tops are trapezoidal down, the bottom is rectangular, and trapezoidal upper surface has electrical heating duct 301 is installed for flower type heating surface 302 in the following heating module, and following heating module bar sidepiece and bottom are equipped with plasma spraying thermal barrier coating 303.
Embodiment 6: on the basis of above-described embodiment 1, described heating module bar 3 non-heating surfaces down are equipped with flute profile heat-proof device 7 and flute profile heat-proof device 7 is embedded on lower roll 1 roll body.Described upward heating module bar 6 non-heating surfaces are equipped with flute profile heat-proof device 7 and flute profile heat-proof device 7 is embedded on top roll 8 roll bodies.Described heat-proof device 7 is made of heat insulation side plate 101 and heat insulation bottom board 102, heat insulation bottom board 102 structures in the form of slot, and two blocks of heat insulation side plates 101 are erected on the cell wall of groove shape heat insulation bottom board 102.Purpose is cut off thermal energy transfer between upper and lower heating module bar and roll body, reduces heat-energy losses, for upper and lower heating module bar temperature homogeneity is given security, and saves the energy.
What need understand is: though above-described embodiment is to the mentality of designing of the present utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than to the restriction of the utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection domain of the present utility model.