CN103057114B - Intelligent baby growth pants production line and intelligent welding method - Google Patents
Intelligent baby growth pants production line and intelligent welding method Download PDFInfo
- Publication number
- CN103057114B CN103057114B CN201210564776.7A CN201210564776A CN103057114B CN 103057114 B CN103057114 B CN 103057114B CN 201210564776 A CN201210564776 A CN 201210564776A CN 103057114 B CN103057114 B CN 103057114B
- Authority
- CN
- China
- Prior art keywords
- pants
- track groove
- roll
- heating module
- pressing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 77
- 238000003466 welding Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 131
- 238000003825 pressing Methods 0.000 claims abstract description 121
- 238000005485 electric heating Methods 0.000 claims abstract description 13
- 239000010410 layer Substances 0.000 claims description 35
- 238000009413 insulation Methods 0.000 claims description 25
- 230000000750 progressive effect Effects 0.000 claims description 24
- 238000007731 hot pressing Methods 0.000 claims description 22
- 239000004745 nonwoven fabric Substances 0.000 claims description 21
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 239000012720 thermal barrier coating Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000007750 plasma spraying Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000002421 cell wall Anatomy 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 6
- 241000274582 Pycnanthus angolensis Species 0.000 abstract 2
- 239000011087 paperboard Substances 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000013461 design Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004049 embossing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 230000009931 harmful effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Treatment Of Fiber Materials (AREA)
Abstract
The invention relates to an intelligent baby growth pants production line and an intelligent welding method. Six lower heating module strips are installed on a roll surface of a lower roll in an equidistance mode. Three upper rolls are installed above the roll surface of the lower roll in an equidistance mode, and are driven by an upper servo drive synchronizing control mechanism in a rotary mode along the same direction, upper heating module strips are installed on a roll surface of the upper rolls in a symmetrical mode, wiring grooves are respectively formed on shaft cores of the upper rolls and the lower roll, power lines in the wiring grooves provide electricity for electric heating pipes in the upper heating module strips, and the power lines are connected with a rotary collecting ring. A hydraulic cylinder is installed on a knife box board, a piston end surface of the hydraulic cylinder is connected with bearing seats at two ends of each upper roll through connecting blocks, connecting rod support seats of a plurality of connecting rod clamping devices and a permanent connection portion of a L-shaped fixed connecting rod are connected with side portions of the lower roll, cam pins of the plurality of the connecting rod clamping devices are arranged in a track groove wheel through cam pin bearings which are arranged above the cam pins, the track groove wheel is sleeved on the lower roll, and is fixedly connected with the inner side of the knife box board, and pressing boards of the plurality of the connecting rod clamping devices and the roll surface of the lower roll are matched in a pushing mode or in a loosening mode.
Description
Technical field
The present invention relates to one repeatedly effectively to weld for the same position of multi-layer thin flaky material in pants for infants, and under making the top layer in soldered portion can not be subject to the harmful effect prerequisite such as overheated, hardening, guarantee the intellectual pants for infants production line that multi-layer thin flaky material fully bonds and Intelligent welding method, belong to non-woven fabrics welding equipment and manufacture field.
Background technology
CN101508186A, title " full self-control non-woven fabrics thermal compression connects equipment and Intelligent welding method ", comprise PLC, upper rack groove structure, bottom has hole, lower electrical heating weld wheel wheel shaft is positioned at the hole of frame lower by sliding block and sliding block lower surface is pressed on pressure sensor, upper electrical heating weld wheel wheel shaft is positioned at upper rack groove by top shoe and top shoe lower surface is positioned at screw mandrel to regulate on tapered wedges and screw mandrel regulates tapered wedges to be driven by stepper motor by transmission mechanism, power supply for step-by-step motor end is controlled by PLC, oil hydraulic cylinder is positioned at frame upper end, the piston of oil hydraulic cylinder to be connected with top shoe by connecting rod and connecting plate and whether the work of oil hydraulic cylinder is controlled by PLC.But because baby's trousers, pants for infants are multilayer material before welding, be easy to occur that local welding is insecure, the phenomenon of poor sealing, if artificially in order to improve welding quality, then need to increase upper lower corrugated time of contact, affect main frame speed of production, if pressing-in temp arranges too high, then face stock portion can be made overheated, occur being scalded wearing or scalding into lump, thus affect using function and presentation quality.
Summary of the invention
Purpose of design: avoid the weak point in background technology, design is a kind of repeatedly effectively welds for the same position of multi-layer thin flaky material in pants for infants, and under making the top layer in soldered portion can not be subject to the harmful effect prerequisite such as overheated, hardening, guarantee the intellectual pants for infants production line that multi-layer thin flaky material fully bonds and Intelligent welding method.
Design: in order to realize above-mentioned purpose of design.1, lower roll roll surface is equidistantly equipped with six pieces of lower heating module bars and the design of three top rolls is equidistantly housed above lower roll roll surface, is one of technical characteristic of the present invention.The object done like this is: one is to coordinate with girff plate lower rotational due to lower roll two ends and driven by lower servo-drive synchronizing control by shaft coupling, and lower roll roll surface is equidistantly provided with heating module bar under six pieces of bar shapeds, lower heating module bar is built-in with electric heating tube and thermocouple probe, electric heating tube controls its heating-up temperature by PLC, and thermocouple probe for detect lower heating module bar temperature and by detect data feedback to PLC, the temperature being controlled lower heating module bar by PLC is in the scope of set definite value, and three top rolls are equidistantly housed above lower roll roll surface and top roll roll surface symmetry is equipped with two upper heating module bars, namely difference 180 degree between two upper heating module bars on roll surface is gone up, on this, heating module bar is formed to mate with the lower heating module bar on lower roll and welds effect under the control of PLC, namely go up heating module bar and the lower heating module bar die welding that is involutory to connect, two be under the upper heating module bar on three top rolls owing to being positioned at above lower roll and the six roots of sensation on lower roll heating module bar under the control of PLC, form one_to_one corresponding hot weld, the length of its weld interval determines the quality of welding, namely it can control the time of thermal compression welding according to pants for infants production line production efficiency, both the time of efficiency low (speed is slow), thermal compression welding was long, efficiency high (speed is fast), repeatedly thermal compression welding, that is: when pants for infants production line production pants for infants per minute sheet number more than 50, less than 150 time, the upper heating module bar work in three top rolls on first top roll roller, only weldering once, when pants for infants production line production pants for infants per minute sheet number more than 150, less than 250 time, the upper heating module bar work in three top rolls on first and second top roll, to welded portion sequential welding secondary, when pants for infants production line production pants for infants per minute sheet number is greater than 250, three top rolls have the upper heating module bar work on three top rolls, to welded portion sequential welding three times.2, three top rolls drive the design of rotating respectively by shaft coupling by the same direction of upper servo-drive synchronizing control, are technical characteristics two of the present invention.The object done like this is: because hydraulic jack to be contained on girff plate and the piston end surface of hydraulic jack is connected by the bearing block of contiguous block with top roll two ends, and whether hydraulic jack work is controlled by PLC, when PLC works according to built-in programmed instruction hydraulic jack, piston in hydraulic jack promotes top roll and presses down and be positioned at upper heating module bar on the top roll multi-layer nonwoven fabrics soldered with the lower heating module bar thermal compression welding be positioned on lower roll, after welding completes, piston reset in PLC instruction hydraulic jack and drive the upper heating module bar in top roll to be separated with lower heating module bar.3, the connecting rod support in many group bar clamping devices and L shape stationary links are fixedly connected with portion and are connected with lower roll sidepiece and the design organized the cam pin in bar clamping device and rolled along track groove in track sheave by the bearing be located thereon more, are technical characteristics three of the present invention.The object done like this is: take turns being enclosed within lower roll and being fixedly connected with inside girff plate due to track groove, and the track groove of track sheave is by pressing plate pressing track groove, clamp loose track groove, pressing plate progressive pressing track groove and the progressive track groove of unclamping of pressing plate are formed, wherein, the radius of pressing plate pressing track groove is greater than the radius of clamp loose track groove, the curve of the progressive pressing track groove of the pressing plate that pressing plate pressing track groove is connected with clamp loose track groove is cosinusoidal motion curve, the progressive curve unclamping track groove of the pressing plate that pressing plate pressing track groove is connected with clamp loose track groove is cosinusoidal motion curve, therefore when bar clamping device cam pin hold enter the pressing plate be connected with clamp loose track groove by pressing plate pressing track groove progressive pressing track groove time, pressing plate is moved ahead to lower roll surface gradually by open configuration and presses down, when entering after cam pin holds and enter pressing plate pressing track groove, pressing plate is pressed in the soldered two ends accompanying the multi-layer nonwoven fabrics of elastic, when bar clamping device cam pin hold enter that the pressing plate be connected with clamp loose track groove by pressing plate pressing track groove is progressive unclamps track groove time, pressing plate by impaction state gradually by lower roll surface to after-contraction, when entering after cam pin holds and enter clamp loose track groove, the multi-layer nonwoven fabrics of what clamp loose was soldered accompany elastic, so circulates, until pants for infants production line quits work.4, the curve of the progressive pressing track groove of pressing plate that pressing plate pressing track groove is connected with clamp loose track groove is cosinusoidal motion curve, the progressive curve unclamping track groove of the pressing plate that pressing plate pressing track groove is connected with clamp loose track groove is the design of cosinusoidal motion curve, is technical characteristic four of the present invention.The object done like this is: the radius due to pressing plate pressing track groove is greater than the radius of clamp loose track groove, how to incite somebody to action the two organic connection, guarantee that cam pin holds the rolling easy motion in its groove, that can the present invention real pressing plate compress the key point of multi-layer nonwoven fabrics layer, and cosinusoidal motion curve has radian connection steadily in the radian connection design of different radii, connect the feature without node, therefore the application adopts cosinusoidal motion curve pressing plate pressing track groove to be connected with clamp loose track groove, both achieve cam pin and hold the object that friction steadily rolls, achieve again naturally compressing and unclamping of bar clamping device center platen.5, the design of the bottom gap adjusting device of top roll two end axles bearing is technical characteristic five of the present invention.The object done like this is: because lash adjusting device is made up of bearing block and voussoir, voussoir and the bearing block face of touching are inclined-plane and voussoir has a hole, silk is rotary with adjusting screw(rod) in hole, operating personnel can control upper gap between heating module bar and the upper and lower heating module bar of lower roll in top roll by operation adjusting screw(rod), thus the object of the thickness adjusting upper roll heating module reached according to soldered layer and lower roll heated mould interblock gap.6, heating module sidepiece and bottom are equipped with the design of Thermal Barrier Coating Layers Prepared By Plasma Spraying, are technical characteristics six of the present invention.The object done like this is: one is after heating module heating, due to air and with it contact parts be heat-conducting medium, particularly in roll body rotation process, the out-of-shape of heat block own, air agitation is irregular, heat energy dissipation is uneven and the material of heat block own is uneven, cause heat uneven, after heating module is heated, dimensional accuracy declines, have a strong impact on Product jointing intensity and product surface quality, and the application is after the inactive face Thermal Barrier Coating Layers Prepared By Plasma Spraying of heating module, its thermal barrier coating has blocked the heat energy transmission between heat block and its Surrounding Parts and air, by centralized heat energy on working face (heating surface or embossing working face), play insulation, heat insulation, promote the uniform object of heating module internal temperature, and the dimensional accuracy improved after heating module heating, two is in Thermal Barrier Coating Layers Prepared By Plasma Spraying process, will protect electric heating pore and embossing working face, prevents coating material to be splashed to the face needing heat transfer.7, heating module bar non-heated is equipped with the design of thermal insulation board up and down, is technical characteristic seven of the present invention.The object done like this is: because lower roll and top roll are respectively the immobilizing foundation of lower heating module bar and upper heated mould, and be respectively equipped with electric heating tube in lower heating module bar and upper heating module bar, be delivered to lower heating module bar and upper heating module bar to the centralized heat energy that electric heating tube can be produced, not only be related to the utilization rate of heat energy and the reduction of energy consumption, but also be related to lower roll and can top roll be in normal temperature duty, guarantee that roll body is not heated, do not produce Light deformation, guarantee hot pressing welding quality.The application arranges thermal insulation board in the non-heated of lower heating module bar and upper heating module bar for this reason, it can not only cut off heat energy transmission between upper and lower heating module bar and roll body effectively, and the heat energy enabling electric heating tube produce concentrates on by the lower heating module bar that heats or upper heating module bar effectively, not only reduce energy consumption, and be convenient to adjustment temperature control coefficient is set, i.e. adjustable welding temperature.8, the design of servo-drive synchronizing control is technical characteristic eight of the present invention.The object done like this is: because the power output shaft of servo-drive synchronizing control is directly connected with reducer power power shaft, and the power output shaft of decelerator is directly connected with yielding coupling, yielding coupling by power transmission on driven shaft, control driven shaft member to rotate, thus avoid decelerator that alignment error causes to damage or the situation of service life reduction, ensure the axiality of decelerator shaft and driven shaft simultaneously.
Technical scheme 1: a kind of intellectual pants for infants production line, comprise pants for infants production line, lower roll two ends in described pants for infants production line in welding equipment coordinate with girff plate lower rotational, six pieces of lower heating module bars are equidistantly housed lower roll roll surface and lower roll is driven by lower servo-drive synchronizing control by shaft coupling, lower roller shaft core has metallic channel and metallic channel is built-in with power line, power line output powers to electric heating tube in lower heating module bar, power line input is connected with power output end in the rotation collector ring be fixed on girff plate, rotate collector ring power input and connect power supply, three top rolls are equidistantly housed above lower roll roll surface and three top roll two ends are rotatably assorted respectively by bearing block and girff plate top, three top rolls drive rotation respectively by shaft coupling by the same direction of upper servo-drive synchronizing control, top roll roll surface symmetry is equipped with heating module bar, upper roll shaft core has metallic channel and metallic channel is built-in with power line, power line output powers to electric heating tube in upper heating module bar, power line input is connected with power output end in the rotation collector ring be fixed on girff plate, rotates collector ring power input and connects power supply, hydraulic jack is contained on girff plate and the piston end surface of hydraulic jack is connected by the bearing block of contiguous block with top roll two ends, connecting rod support in many groups bar clamping device is fixedly connected with portion with L shape stationary links and is connected with lower roll sidepiece, cam pin in many groups bar clamping device is held by the cam pin be located thereon and is arranged in track sheave track groove and cam pin holds and coordinates in rolling with track groove, track groove wheel to be enclosed within lower roll and to be fixedly connected with inside girff plate, and the pressing plate in many group bar clamping devices and lower roll roll surface are that lower press-fit or unclamp coordinates.
Technical scheme 2: a kind of hot-press method of intellectual pants for infants production line, comprise pants for infants production line, in described pants for infants production line in welding equipment when by the thermocompression bonding joint of the multi-layer nonwoven fabrics accompanying elastic through being made up of lower roll and top roll, be arranged in bar clamping device between six pieces of lower heating module bars on lower roll under the effect of track sheave track groove, the multi-layer nonwoven fabrics two ends accompanying elastic compress by the pressing plate in its bar clamping device, when making the welded portion of the multi-layer nonwoven fabrics accompanying elastic launch to be in relative formation state, the thermocompression bonding joint be made up of lower roll and top roll carries out thermal compression welding, when pants for infants production line production pants for infants per minute sheet number is more than 50, when less than 150, upper heating module bar work in three top rolls on first top roll roller, only weldering once, when pants for infants production line production pants for infants per minute sheet number more than 150, less than 250 time, the upper heating module bar work in three top rolls on first and second top roll, to welded portion sequential welding secondary, when pants for infants production line production pants for infants per minute sheet number is greater than 250, three top rolls have the upper heating module bar work on three top rolls, to welded portion sequential welding three times, after having welded, enter next procedure.
The present invention is compared with background technology, and one is that the application is configured with the upper heating module bar of many groups and heating module bar be configured with many groups on lower roll under, achieves the sealing of product waistline same position continuous several times, pressurization and heat seal; Two is upper and lower heating module strip adoption Thermal Barrier Coating Layers Prepared By Plasma Spraying materials, both ensure that heat insulation, heat insulation effect, in turn ensure that welding effect, and made heating module be temperature constant state, improve welding precision, and to bottom it and the thermal insulation board of sidepiece play a protective role; Three is the application's up-down rollers heating module bar and roll body splicing structures all up and down, saves material cost; Four is that the application only needs welding embossing place local heat, and the efficiency of heating surface is high, and temperature more easily controls; Five is the application's bar clamping devices, ensure that in repeatedly bonding processes, multilayer material relative position is consistent, solves the problem of heat seal position skew; Six is that up-down rollers adopts servo-drive synchronizing control to control separately, ensure that the uniformity of the relative position of upper and lower heating module bar; Seven is owing to have employed repeatedly heat seal technology, can to each heat seal setting different temperatures, and adapt to the need of production under friction speed, namely once setting can adapt to the production of multiple speed, improves production efficiency; Eight is that thermal insulation board has selected import heat-barrier material, while both having ensured mechanism's rigidity, and good in insulation effect, when coin segment heats, because the heat trnasfer between roll body is blocked, work under roll body the temperature remains within the normal range state, what avoid that roll body thermal expansion causes affects MECHANISM PRECISION problem; Nine is that thermal insulation board is fixed on roll body, and heating module is fixed on thermal insulation board, and install simple, precision is high, easy dismounting and change; Ten is that after adopting thermal insulation board heat insulation, only need embossing block part local heat, the heat time is short, and energy consumption reduces greatly; 11 owing to being local heat, and the linear relationship of electrothermal tube and heating part is more obvious, and temperature more easily controls; After 12 employing thermal insulation boards are heat insulation, because thermal energy conduction is blocked, roll body processing safety improves, and service life extends; 13 is that the link-type clamping mechanism of the application does not need additionaling power source, and the power source of link-type clamping mechanism is arranged on lower roll, rotates and Automatic-clamping or unclamp, ensure that the relative position by folder multi-layer nonwoven fabrics and lower roll with lower roll; 14 can be regulated by screw rod by the clamping degree of pressing from both sides multi-layer nonwoven fabrics; 15 is that structure is simple, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is intellectual pants for infants production line schematic front view.
Fig. 2 be in Fig. 1 B-B to sectional structure schematic diagram.
Fig. 3 be in Fig. 1 A-A to sectional structure schematic diagram.
Fig. 4 is the structural representation of track sheave in Fig. 1.
Fig. 5 is Fig. 1 intermediate gap adjusting device partial structurtes schematic diagram.
Fig. 6 is the end face structure schematic diagram of upper heating module bar in Fig. 1.
Fig. 7 is the end face structure schematic diagram of lower heating module bar in Fig. 1.
Fig. 8 is the structural representation that in Fig. 1, lower heating module bar mates with lower roll.
Detailed description of the invention
Embodiment 1: with reference to accompanying drawing 1-8.A kind of intellectual pants for infants production line, comprise pants for infants production line, lower roll 1 two ends in described pants for infants production line in welding equipment coordinate with girff plate 10 lower rotational, six pieces of lower heating module bars 3 are equidistantly housed lower roll 1 roll surface and lower roll 1 is driven by lower servo-drive synchronizing control 14 by shaft coupling, lower roll 1 axle core has metallic channel and metallic channel is built-in with power line 17, power line output powers to electric heating tube in lower heating module bar 3, power line 17 input is connected with power output end in the rotation collector ring 16 be fixed on girff plate 10, rotate collector ring 16 power input and connect power supply, three top rolls 8 are equidistantly housed above lower roll 1 roll surface and three top roll 8 two ends are rotatably assorted respectively by bearing block 12 and girff plate 10 top, three top rolls 8 drive rotation respectively by shaft coupling by the same direction of upper servo-drive synchronizing control 13, top roll 8 roll surface symmetry is equipped with heating module bar 6, top roll 8 axle core has metallic channel and metallic channel is built-in with power line 17, power line output powers to electric heating tube in upper heating module bar 6, power line 17 input is connected with power output end in the rotation collector ring 16 be fixed on girff plate 10, rotate collector ring 16 power input and connect power supply, hydraulic jack 9 is contained on girff plate 1 and the piston end surface of hydraulic jack 9 to be connected with the bearing block 12 at top roll 8 two ends by contiguous block 11 and to drive top roll 8 rise or press down, connecting rod support 409 in many groups bar clamping device 4 and L shape stationary links 410 are fixedly connected with portion and are connected with lower roll 1 sidepiece, cam pin 407 in many groups bar clamping device 4 holds 408 by the cam pin be located thereon and is arranged in track sheave 15 track groove and cam pin holds 408 coordinates in rolling with track groove, track sheave 15 to be enclosed within lower roll 1 and to be fixedly connected with inside girff plate 10, pressing plate 401 in many groups bar clamping device 4 and lower roll 1 roll surface are that lower press-fit or unclamp coordinates.The both sides of lower roll 1 roll surface between the six pieces of lower heating module bars 3 being positioned at lower roll 1 roll surface are respectively equipped with bar clamping device 4.Described bar clamping device 4 is by pressing plate 401, connecting rod 402, L shape connecting rod 403, first connecting rod spherojoint 404, adjusting screw(rod) 405, second connecting rod spherojoint 406, cam pin 407, cam pin holds 408, supporting seat 409, cam arm 410 and L shape connecting rod support 411 are formed, the middle part of pressing plate 401 and rear portion and connecting rod 402 one end and L shape connecting rod 403 one end adopt pinned connection, connecting rod 402 other end is connected with L shape connecting rod support 411 respectively by bearing pin with the L end of L shape connecting rod 403, L shape connecting rod support 411 is connected with lower roll 1 sidepiece, the other end of L shape connecting rod 403 adopts bearing pin to be connected with first connecting rod spherojoint 404 one end, the other end of first connecting rod spherojoint 404 is connected with adjusting screw(rod) 405 one end, adjusting screw(rod) 405 other end is connected with second connecting rod spherojoint 406 one end, and (other end and adjusting screw(rod) 405 one end of first connecting rod spherojoint 404 spin, adjusting screw(rod) 405 other end and second connecting rod spherojoint 406 one end spin, pitch direction, adjusting screw(rod) 405 two ends in opposite directions and with the other end of first connecting rod spherojoint 404, the spin direction that connects, second connecting rod spherojoint 406 one end is contrary and reach adjustment pressing plate 401 being pressed down to spacing by spinning), second connecting rod spherojoint 406 other end is connected with adopting one end of bearing pin cam arm 410, the other end of cam arm 410 is connected with supporting seat 409 one end, supporting seat 409 other end is connected with lower roll 1 sidepiece, cam pin 407 one end is connected with in the middle part of cam arm 410, the intrinsic cam pin of cam arm 410 other end holds 408 and is positioned at the track groove of track sheave 15.The hot pressing bar face of described lower heating module bar 3 is provided with the hot pressing flank of tooth 301.The hot pressing bar face of described upper heating module bar 6 be light face and with the hot pressing flank of tooth 301 shrink fit of lower heating module bar 3.The track groove of described track sheave 15 is made up of pressing plate pressing track groove 151, clamp loose track groove 152, pressing plate progressive pressing track groove 153 and the progressive track groove 154 of unclamping of pressing plate, wherein, the radius of pressing plate pressing track groove 151 is greater than the radius of clamp loose track groove 152, the curve of the progressive pressing track groove 153 of the pressing plate that pressing plate pressing track groove 151 is connected with clamp loose track groove 152 is cosinusoidal motion curve, and the progressive curve unclamping track groove 154 of the pressing plate that pressing plate pressing track groove 151 is connected with clamp loose track groove 152 is cosinusoidal motion curve.The even temp probe of described lower heating module bar 3 and upper heating module bar 6 built-in thermoelectric and the signal lead-out wire of thermocouple temperature probe connect the signal end of controller.The bottom of described top roll 8 two end axles bearing is provided with lash adjusting device 5.Hydraulic jack 9 is pressure applying means, when shutting down, preventing product to be burned, can be set to shutdown and lift pattern, is separated by upper and lower heating module bar.
Embodiment 2: on the basis of above-described embodiment 1, the hot pressing bar face of described upper heating module bar 6 is provided with the hot pressing flank of tooth 601.The hot pressing bar face of described lower heating module bar 3 is light face and is provided with the hot pressing flank of tooth 601 shrink fit with the hot pressing bar face of upper heating module bar 6.
Embodiment 3: on the basis of above-described embodiment 1 or 2, the described upper hot pressing flank of tooth 301 or the lower hot pressing flank of tooth 701 flower pattern are straight-tooth, helical teeth, V-shaped tooth, waveform tooth.
Embodiment 4: on the basis of above-described embodiment 1,2/3rds of the progressive pressing track groove 153 of pressing plate that described pressing plate pressing track groove 151 is connected with clamp loose track groove 152 is positioned at the top of track sheave 15 center line.The pressing plate that described pressing plate pressing track groove 151 is connected with clamp loose track groove 152 is progressive unclamps the below that 2/3rds of track groove 154 is positioned at track sheave 15 center line.
Embodiment 5: on the basis of above-described embodiment 1, described lash adjusting device 5 is made up of bearing block 12 and voussoir 501, and voussoir 501 and bearing block 12 face of touching are inclined-plane and voussoir 501 has a hole 502, is rotary with adjusting screw(rod) in silk hole 502.The pressing gap of heating module bar once heating module bar in lash adjusting device 5 adjustable.
Embodiment 6: on the basis of above-described embodiment 1, described upper heating module bar 6 top be trapezoidal, bottom is rectangular, trapezoidal upper surface is light face heating surface 602, and have electrical heating in upper heating module and install duct 601, upper heating module sidepiece and bottom are equipped with Thermal Barrier Coating Layers Prepared By Plasma Spraying 603; Described lower heating module bar 3 top be trapezoidal, bottom is rectangular, trapezoidal upper surface is flower pattern heating surface 302, have in lower heating module electrical heating install duct 301, lower heating module bar sidepiece and bottom are equipped with Thermal Barrier Coating Layers Prepared By Plasma Spraying 303.
Embodiment 7: on the basis of above-described embodiment 1, described lower heating module bar 3 non-heated is equipped with flute profile heat-proof device 7 and flute profile heat-proof device 7 is embedded on lower roll 1 roll body.Described upper heating module bar 6 non-heated is equipped with flute profile heat-proof device 7 and flute profile heat-proof device 7 is embedded on top roll 8 roll body.Described heat-proof device 7 is made up of heat insulation side plate 101 and heat insulation bottom board 102, heat insulation bottom board 102 structure in the form of slot, and two blocks of heat insulation side plates 101 are erected on the cell wall of channel-shaped heat insulation bottom board 102.Object cuts off heat energy transmission 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.
Embodiment 8: on the basis of embodiment 1, a kind of hot-press method of intellectual pants for infants production line, comprise pants for infants production line, in described pants for infants production line in welding equipment when by the thermocompression bonding joint of the multi-layer nonwoven fabrics accompanying elastic through being made up of lower roll 1 and top roll 8, be arranged in bar clamping device 4 between six pieces of lower heating module bars 3 on lower roll 1 under the effect of track sheave 15 track groove, pressing plate 40 in its bar clamping device 4) the multi-layer nonwoven fabrics two ends accompanying elastic are compressed, when making the welded portion of the multi-layer nonwoven fabrics accompanying elastic launch to be in relative formation state, the thermocompression bonding joint be made up of lower roll 1 and top roll 8 carries out thermal compression welding, when pants for infants production line production pants for infants per minute sheet number is more than 50, when less than 150, upper heating module bar 6 in three top rolls 8 on first top roll roller works, only once (speed is slow in weldering, weld interval is long, welding quality is good), when pants for infants production line production pants for infants per minute sheet number more than 150, less than 250 time, the upper heating module bar 6 in three top rolls 8 on first and second top roll works, to welded portion sequential welding secondary, when pants for infants production line production pants for infants per minute sheet number is greater than 250, three top rolls 8 have the upper heating module bar 6 on three top rolls to work, and to welded portion sequential welding three times, after having welded, enter next procedure.
Embodiment 9: on the basis of embodiment 8, when described bar clamping device 4 middle (center) bearing 408 enters the pressing plate progressive pressing track groove 153 be connected with clamp loose track groove 152 by pressing plate pressing track groove 151, pressing plate 401 is gone gradually by open configuration and is pressed down in face of lower roll 1; When entering after bearing 408 enters pressing plate pressing track groove 151, pressing plate 401 is pressed in the soldered two ends accompanying the multi-layer nonwoven fabrics of elastic; When bar clamping device 4 middle (center) bearing 408 enters that the pressing plate be connected with clamp loose track groove 152 by pressing plate pressing track groove 151 is progressive unclamps track groove 154, pressing plate 401 by impaction state gradually by lower roll 1 towards after-contraction; When entering after bearing 408 enters clamp loose track groove 152, pressing plate 401 unclamps the soldered multi-layer nonwoven fabrics accompanying elastic, so circulates, until pants for infants production line quits work.Bar clamping device 4 is once, push down product in secondary, three bonding processes, and prevent product or the skew of storeroom pressing position, after having welded the last time, bar clamping device 4 unclamps.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present invention; but these text descriptions; just the simple text of mentality of designing of the present invention is described; instead of the restriction to mentality of designing of the present invention; any do not exceed mentality of designing of the present invention combination, increase or amendment, all fall within the scope of protection of the present invention.
Claims (21)
1. an intellectual pants for infants production line, comprise pants for infants production line, it is characterized in that: lower roll (1) two ends in described pants for infants production line in welding equipment coordinate with girff plate (10) lower rotational, lower roll (1) roll surface is equidistantly housed by six pieces of lower heating module bars (3) and lower roll (1) is driven by lower servo-drive synchronizing control (14) by shaft coupling, lower roll (1) axle core has metallic channel and metallic channel is built-in with power line (17), power line output powers to electric heating tube in lower heating module bar (3), power line (17) input is connected with power output end in the rotation collector ring (16) be fixed on girff plate (10), rotate collector ring (16) power input and connect power supply, three top rolls (8) are equidistantly housed above lower roll (1) roll surface and three top roll (8) two ends are rotatably assorted respectively by bearing block (12) and girff plate (10) top, three top rolls (8) drive rotation respectively by shaft coupling by the same direction of upper servo-drive synchronizing control (13), top roll (8) roll surface symmetry is equipped with heating module bar (6), top roll (8) axle core has metallic channel and metallic channel is built-in with power line (17), power line output powers to electric heating tube in upper heating module bar (6), power line (17) input is connected with power output end in the rotation collector ring (16) be fixed on girff plate (10), rotate collector ring (16) power input and connect power supply, hydraulic jack (9) is contained in the upper and piston end surface of hydraulic jack (9) of girff plate (10) and is connected with the bearing block (12) at top roll (8) two ends by contiguous block (11), the connecting rod support (409) organized in bar clamping device (4) is fixedly connected with portion with L shape stationary links (410) and is connected with lower roll (1) sidepiece more, organize cam pin (407) in bar clamping device (4) to hold (408) by the cam pin be located thereon and be arranged in track sheave (15) track groove and cam pin holds (408) coordinates in rolling with track groove more, track sheave (15) is enclosed within lower roll (1) and goes up and be fixedly connected with girff plate (10) inner side, organize pressing plate (401) in bar clamping device (4) and lower roll (1) roll surface is that lower press-fit or unclamp coordinates more.
2. intellectual pants for infants production line according to claim 1, is characterized in that: the both sides of lower roll (1) roll surface between the six pieces of lower heating module bars (3) being positioned at lower roll (1) roll surface are respectively equipped with bar clamping device (4).
3. intellectual pants for infants production line according to claim 1 and 2, it is characterized in that: described bar clamping device (4) is by pressing plate (401), connecting rod (402), L shape connecting rod (403), first connecting rod spherojoint (404), adjusting screw(rod) (405), second connecting rod spherojoint (406), cam pin (407), cam pin holds (408), supporting seat (409), cam arm (410) and L shape connecting rod support (411) are formed, the middle part of pressing plate (401) and rear portion and connecting rod (402) one end and L shape connecting rod (403) one end adopt pinned connection, connecting rod (402) other end is connected with L shape connecting rod support (411) respectively by bearing pin with the L end of L shape connecting rod (403), L shape connecting rod support (411) is connected with lower roll (1) sidepiece, the other end of L shape connecting rod (403) adopts bearing pin to be connected with first connecting rod spherojoint (404) one end, the other end of first connecting rod spherojoint (404) is connected with adjusting screw(rod) (405) one end, adjusting screw(rod) (405) other end is connected with second connecting rod spherojoint (406) one end, second connecting rod spherojoint (406) other end is connected with adopting one end of bearing pin cam arm (410), the other end of cam arm (410) is connected with supporting seat (409) one end, supporting seat (409) other end is connected with lower roll (1) sidepiece, cam pin (407) one end is connected with cam arm (410) middle part, the intrinsic cam pin of cam arm (410) other end holds (408) and is positioned at the track groove of track sheave (15).
4. intellectual pants for infants production line according to claim 1, is characterized in that: the hot pressing bar face of described lower heating module bar (3) is provided with the hot pressing flank of tooth (301).
5. intellectual pants for infants production line according to claim 1, is characterized in that: the hot pressing bar face of described upper heating module bar (6) be light face and with the hot pressing flank of tooth (301) shrink fit of lower heating module bar (3).
6. intellectual pants for infants production line according to claim 1, is characterized in that: the hot pressing bar face of described upper heating module bar (6) is provided with the hot pressing flank of tooth (701).
7. intellectual pants for infants production line according to claim 1, is characterized in that: the hot pressing bar face of described lower heating module bar (3) is light face and is provided with the hot pressing flank of tooth (701) shrink fit with the hot pressing bar face of upper heating module bar (6).
8. the intellectual pants for infants production line according to claim 4 or 6, is characterized in that: the described hot pressing flank of tooth (701) flower pattern is straight-tooth, helical teeth, V-shaped tooth, waveform tooth.
9. intellectual pants for infants production line according to claim 1, it is characterized in that: the track groove of described track sheave (15) is by pressing plate pressing track groove (151), clamp loose track groove (152), pressing plate progressive pressing track groove (153) and the progressive track groove (154) of unclamping of pressing plate are formed, wherein, the radius of pressing plate pressing track groove (151) is greater than the radius of clamp loose track groove (152), the curve of the progressive pressing track groove (153) of the pressing plate that pressing plate pressing track groove (151) is connected with clamp loose track groove (152) is cosinusoidal motion curve, the progressive curve unclamping track groove (154) of the pressing plate that pressing plate pressing track groove (151) is connected with clamp loose track groove (152) is cosinusoidal motion curve.
10. intellectual pants for infants production line according to claim 9, is characterized in that: 2/3rds of the progressive pressing track groove (153) of the pressing plate that described pressing plate pressing track groove (151) is connected with clamp loose track groove (152) is positioned at the top of track sheave (15) center line.
11. intellectual pants for infants production lines according to claim 9, is characterized in that: the pressing plate that described pressing plate pressing track groove (151) is connected with clamp loose track groove (152) is progressive unclamps the below that 2/3rds of track groove (154) is positioned at track sheave (15) center line.
12. intellectual pants for infants production lines according to claim 1, is characterized in that: the even temp probe of described lower heating module bar (3) and upper heating module bar (6) built-in thermoelectric and the signal lead-out wire of thermocouple temperature probe connect the signal end of controller.
13. intellectual pants for infants production lines according to claim 1, is characterized in that: the bottom of described top roll (8) two end axles bearing is provided with lash adjusting device (5).
14. intellectual pants for infants production lines according to claim 13, it is characterized in that: described lash adjusting device (5) is made up of bearing block (12) and voussoir (501), voussoir (501) and bearing block (12) face of touching are inclined-plane and voussoir (501) has a hole (502), and silk hole is rotary with adjusting screw(rod) in (502).
15. intellectual pants for infants production lines according to claim 1, it is characterized in that: described upper heating module bar (6) top be trapezoidal, bottom is rectangular, trapezoidal upper surface is light face heating surface (702), have electrical heating in upper heating module and install duct (701), upper heating module sidepiece and bottom are equipped with Thermal Barrier Coating Layers Prepared By Plasma Spraying (703).
16. intellectual pants for infants production lines according to claim 1, it is characterized in that: described lower heating module bar (3) top be trapezoidal, bottom is rectangular, trapezoidal upper surface is flower pattern heating surface (302), have electrical heating in lower heating module and install duct (301), lower heating module sidepiece and bottom are equipped with Thermal Barrier Coating Layers Prepared By Plasma Spraying (303).
17. intellectual pants for infants production lines according to claim 1, is characterized in that: described lower heating module bar (3) non-heated is equipped with flute profile heat-proof device (7) and flute profile heat-proof device (7) is embedded on lower roll (1) roll body.
18. intellectual pants for infants production lines according to claim 1, is characterized in that: described upper heating module bar (6) non-heated is equipped with flute profile heat-proof device (7) and flute profile heat-proof device (7) is embedded on top roll (8) roll body.
19. intellectual pants for infants production lines according to claim 17 or 18, it is characterized in that: described heat-proof device (7) is made up of heat insulation side plate (101) and heat insulation bottom board (102), heat insulation bottom board (102) structure in the form of slot, two pieces of heat insulation side plates (101) are erected on the cell wall of channel-shaped heat insulation bottom board (102).
The hot-press method of 20. 1 kinds of intellectual pants for infants production lines as claimed in claim 1, comprise pants for infants production line, it is characterized in that: in described pants for infants production line in welding equipment when by the thermocompression bonding joint of the multi-layer nonwoven fabrics accompanying elastic through being made up of lower roll (1) and top roll (8), be arranged in bar clamping device (4) between six pieces of lower heating module bars (3) on lower roll (1) under the effect of track sheave (15) track groove, the multi-layer nonwoven fabrics two ends accompanying elastic compress by the pressing plate (401) in its bar clamping device (4), when making the welded portion of the multi-layer nonwoven fabrics accompanying elastic launch to be in relative formation state, the thermocompression bonding joint be made up of lower roll (1) and top roll (8) carries out thermal compression welding, when pants for infants production line production pants for infants per minute sheet number is more than 50, when less than 150, upper heating module bar (6) work in three top rolls (8) on first top roll roller, only weldering once, when pants for infants production line production pants for infants per minute sheet number more than 150, less than 250 time, upper heating module bar (6) work in three top rolls (8) on first and second top roll, to welded portion sequential welding secondary, when pants for infants production line production pants for infants per minute sheet number is greater than 250, three top rolls (8) have upper heating module bar (6) work on three top rolls, to welded portion sequential welding three times, after having welded, enter next procedure.
The hot-press method of 21. intellectual pants for infants production lines according to claim 20, it is characterized in that: when described bar clamping device (4) middle (center) bearing (408) enters the pressing plate be connected with clamp loose track groove (152) by pressing plate pressing track groove (151) progressive pressing track groove (153), pressing plate (401) is gone gradually by open configuration and is pressed down in face of lower roll (1); When entering after bearing (408) enters pressing plate pressing track groove (151), pressing plate (401) is pressed in the soldered two ends accompanying the multi-layer nonwoven fabrics of elastic; When bar clamping device (4) middle (center) bearing (408) enters that the pressing plate be connected with clamp loose track groove (152) by pressing plate pressing track groove (151) is progressive unclamps track groove (154), pressing plate (401) by impaction state gradually by lower roll (1) towards after-contraction; When entering after bearing (408) enters clamp loose track groove (152), pressing plate (401) unclamps the soldered multi-layer nonwoven fabrics accompanying elastic, so circulates, until pants for infants production line quits work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210564776.7A CN103057114B (en) | 2012-12-24 | 2012-12-24 | Intelligent baby growth pants production line and intelligent welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210564776.7A CN103057114B (en) | 2012-12-24 | 2012-12-24 | Intelligent baby growth pants production line and intelligent welding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103057114A CN103057114A (en) | 2013-04-24 |
| CN103057114B true CN103057114B (en) | 2015-05-06 |
Family
ID=48100140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210564776.7A Active CN103057114B (en) | 2012-12-24 | 2012-12-24 | Intelligent baby growth pants production line and intelligent welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103057114B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072272A (en) * | 2012-12-24 | 2013-05-01 | 杭州珂瑞特机械制造有限公司 | All-round welding equipment in production line of adult diapers and baby training pants and welding method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005018478B4 (en) * | 2005-04-21 | 2008-10-23 | Institut Für Verbundwerkstoffe Gmbh | Device for induction welding of plastic parts |
| CN100522592C (en) * | 2006-03-01 | 2009-08-05 | 杭州珂瑞特机械制造有限公司 | Adult incontinence pants supersonic welding device and welding method |
| CN101590693B (en) * | 2009-06-12 | 2012-06-20 | 杭州珂瑞特机械制造有限公司 | Device for hot-pressure welding waistlines of incontinence trousers and training trousers |
| CN101797199B (en) * | 2010-01-01 | 2014-03-12 | 杭州珂瑞特机械制造有限公司 | Method for applying transversal elastic material to diapers, incontinence pants and training pants |
| CN201710557U (en) * | 2010-01-01 | 2011-01-19 | 杭州珂瑞特机械制造有限公司 | Transverse applying mechanism for elastic materials of diapers, incontinent pants and training pants |
| CN101817231A (en) * | 2010-04-19 | 2010-09-01 | 王书献 | Multi-welding spot one-step moulding double-layer hole film splicing method |
| CN202039186U (en) * | 2011-04-11 | 2011-11-16 | 浙江华昊化纤塑业有限公司 | Three-roll dual-mode hot mill |
| CN203046256U (en) * | 2012-12-24 | 2013-07-10 | 杭州珂瑞特机械制造有限公司 | Intelligent infant pull-up diaper production line |
-
2012
- 2012-12-24 CN CN201210564776.7A patent/CN103057114B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072272A (en) * | 2012-12-24 | 2013-05-01 | 杭州珂瑞特机械制造有限公司 | All-round welding equipment in production line of adult diapers and baby training pants and welding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103057114A (en) | 2013-04-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103072272B (en) | The all-round welding equipment of adult incontinence pants, pants for infants production line and welding method | |
| CN103433663B (en) | Become radius arc frame-type preheating device | |
| CN203046256U (en) | Intelligent infant pull-up diaper production line | |
| CN103057114B (en) | Intelligent baby growth pants production line and intelligent welding method | |
| CN203125944U (en) | Intelligent adult incontinence pants production line | |
| CN103587116A (en) | Polymer film pressing and forming device | |
| CN203509391U (en) | Variable-radius arc frame type preheating device | |
| CN103072273B (en) | Connecting rod clamping mechanism for multi-layer reinforced non-woven fabrics all-round welding equipment, and compressing method | |
| CN103057113B (en) | Intellectual adult loses flap trousers production line and Intelligent welding method | |
| CN203125942U (en) | All-round welding equipment of adult incontinence pants and baby pull-ups production line | |
| CN103072274B (en) | Adult incontinence pants, pants for infants production line three roller welding equipment and welding method | |
| CN203125943U (en) | Connecting rod clamping mechanism of multi-layer reinforced non-woven fabric all-around welding equipment | |
| CN203046257U (en) | Three-roll all-around welding equipment for adult incontinence pants and infant pull-ups production line | |
| CN103072277B (en) | Adult incontinence pants, pants for infants production line welding equipment Special heating module bar | |
| CN203046261U (en) | Special heating module strip for welding equipment for adult incontinence pants and infant pull-ups production line | |
| CN102642371B (en) | Lithium battery substrate lamination machine | |
| CN102009498B (en) | Insert block type thermal compression welding device and thermal compression welding method | |
| CN203210806U (en) | Hot-pressing welding head of universal welding equipment for multi-layer non-woven fabrics | |
| CN203236707U (en) | Servo welding equipment for adult incontinence pants and baby training pants production line | |
| CN205613838U (en) | A device that roll uniform induction that is used for surface to be concave type heats | |
| CN203726819U (en) | Integrated welding and cutting device of paper diaper production line | |
| CN101508186B (en) | Full self-control non-woven fabrics thermal compression welding device and method | |
| CN211985927U (en) | Equipment for jointing waistline of pull-up pants | |
| CN203046255U (en) | Servo driving mechanism of welding equipment for adult incontinence pants and infant pull-ups production line | |
| CN203212804U (en) | Soldered joint gap adjusting apparatus of multi-layered non-woven fabric all-round welding equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20170306 Granted publication date: 20150506 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20180306 Granted publication date: 20150506 |
|
| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180306 Granted publication date: 20150506 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20190411 Granted publication date: 20150506 |
|
| PD01 | Discharge of preservation of patent | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190507 Address after: 310000 No. 488 Xingyuan Road, Yuhang Economic Development Zone, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Yong Chuan Machinery Co., Ltd. Address before: 311100 No. 392 Xingguo Road, Yuhang Economic Development Zone, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Keruite Machinery Mfg. Co., Ltd. |
|
| TR01 | Transfer of patent right |