CN204585952U - Polybag automatic winding roll-switching device and be provided with the automatic winding lap changing apparatus of this device - Google Patents

Polybag automatic winding roll-switching device and be provided with the automatic winding lap changing apparatus of this device Download PDF

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CN204585952U
CN204585952U CN201520032471.0U CN201520032471U CN204585952U CN 204585952 U CN204585952 U CN 204585952U CN 201520032471 U CN201520032471 U CN 201520032471U CN 204585952 U CN204585952 U CN 204585952U
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rolling
axle
polybag
automatic winding
fixed
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董长国
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董长国
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Abstract

The utility model discloses a kind of polybag automatic winding roll-switching device and be provided with the automatic winding lap changing apparatus of this device, relate to plastics winding device technical field, comprise: the two cover rolling assemblies that structure is identical, rolling assembly comprises Scroll, and Scroll comprises axle in the rolling outer shaft and rolling that are set in together; One end of rolling outer shaft is fixed with driven gear, and the other end of rolling outer shaft is connected with closed reel; In rolling, one end of axle is fixed with interior axle fixed cover, and interior axle fixed cover is separable to be fixed on driven gear, and in rolling, the other end of axle passes closed reel for winding plastic bag; Dish axle is changed for what exchanged by the station of two cover rolling assemblies; For separating of the disconnected bag mechanism of the polybag of the polybag Yu non-rolling of keeping volume well; For by axle in rolling from keeping the debatching mechanism of extracting out the polybag of volume well; For driving the actuating unit of above-mentioned each unit coordinates action.The utility model can realize the automatic winding change of lap of polybag, and production efficiency is high.

Description

Polybag automatic winding roll-switching device and be provided with the automatic winding lap changing apparatus of this device
Technical field
The utility model relates to plastics winding device technical field, particularly a kind of polybag automatic winding roll-switching device and be provided with the automatic winding lap changing apparatus of this device.
Background technology
Polybag is made up of polyethylene film, for article-containing, due to its frivolous softness, easy to carry, bring very large convenience, and it is with low cost, therefore polybag is used in a large number to our life by people, becomes the thing be seen everywhere in our life.
Because the use amount of polybag is very big, thus accelerate the fast development of polybag production equipment, what current each polybag manufacturing enterprise used is state-of-the-art full-automatic plastic Bag Making Machine mostly, this full-automatic plastic Bag Making Machine can realize unreeling roll type plastic material automatically, carry, arrange, cut off, involution, rolling to make the overall process of polybag, speed of production is fast, good product quality.But this equipment can only carry out automatic winding, but automatic change of lap can not be realized, the course of work of its rolling needs workman to be put on winder by reel, and the end of plastic film is pressed on reel, then winder band movable reel rotates and enters rolling to polybag film, by artificial tear fracture after rolling, then change of lap cylinder, operates so repeatedly.Because existing full-automatic plastic Bag Making Machine can not realize automatic change of lap, bring the increase of great amount of cost therefore to polybag manufacturing enterprise, be mainly reflected in following some:
One, artificial change of lap slow motion, easily causes Bag Making Machine to slow down, causes production efficiency low;
Two, need a large amount of workmans, labour cost is high;
Three, the labour intensity of workman is large, and potential safety hazard is high;
Four, artificial disconnected volume is firmly uneven, and easily damage polybag, the polybag after damage just as waste disposal, thus can only cause a large amount of wastes.
Utility model content
For above defect, first technical problem to be solved in the utility model is to provide a kind of polybag automatic winding roll-switching device, this polybag automatic winding roll-switching device can realize automatic winding change of lap, do not need manual intervention, production efficiency is high, security reliability is high, and polybag spoilage is low, greatly can reduce the production cost of polybag manufacturing enterprise.
Based on same inventive concept, second technical problem that will solve described in the utility model is to provide a kind of polybag automatic winding lap changing apparatus, this polybag automatic winding lap changing apparatus can realize automatic winding change of lap, do not need manual intervention, production efficiency is high, security reliability is high, and polybag spoilage is low, greatly can reduce the production cost of polybag manufacturing enterprise.
For solving above-mentioned first technical problem, the technical solution of the utility model is:
A kind of polybag automatic winding roll-switching device, comprising: fixed support; The two cover rolling assemblies that structure is identical, the described rolling assembly of two covers is separately positioned on described support bracket fastened two ends; Described rolling assembly comprises the Scroll be rotationally connected with described fixed support, and described Scroll comprises axle in the rolling outer shaft and rolling that are set in together; One end of described rolling outer shaft is fixed with driven gear, and the other end of described rolling outer shaft is connected with closed reel through after described fixed support; In described rolling, one end of axle is fixed with interior axle fixed cover, and described interior axle fixed cover is separable is fixed on the side that described driven gear is not provided with described rolling outer shaft, and in described rolling, the other end of axle passes described closed reel for being wound around described polybag; Change dish axle, described in change dish axle be fixed on described support bracket fastened center, for by two cover described rolling assembly station exchange; Disconnected bag mechanism, described disconnected bag mechanism is arranged on the downstream of the described rolling assembly of two covers, for separating of the described polybag of the described polybag Yu non-rolling of keeping volume well; Debatching mechanism, described debatching mechanism and the clamping of described interior axle fixed cover, for extracting out axle in described rolling from the polybag keeping volume well after rolling terminates; Actuating unit, for driving each unit coordinates action of described polybag automatic winding roll-switching device.
Wherein, described closed reel comprises two parts that vertical symmetry is arranged, gap is provided with between closed reel described in two parts, the mutually close position of closed reel described in two parts is equipped with clamping plate, described clamping plate are vertical with described closed reel to be arranged, described rolling outer shaft is connected with two pieces of described Boards wall simultaneously, and in described rolling, axle passes between closed reel described in two parts; Described automatic winding roll-switching device also comprises entrainment mechanism, and described entrainment mechanism comprises: be hinged on two rolling folders between two pieces of described clamping plate, two described rolling folders are symmetricly set on the both sides of described rolling outer shaft; The rolling folder body of described rolling folder comprises side to be arc-shaped edges side be straight flange, described rolling folder body is provided with the rolling clamping bar for being clipped in by described polybag in described rolling on axle; Entrainment axle, described change dish axle be hollow shaft, the then interior of dish axle is changed described in described entrainment axle sleeve is contained in, one end of described entrainment axle is fixed on described fixed support, the other end of described entrainment axle connects described actuating unit, forces the rotation of described rolling folder to make described rolling clamping bar that described polybag is clipped in axle in described rolling for promoting described fixed support; Two torsion springs, terminate rear described rolling folder for rolling and reset.
Wherein, described rolling folder body is hinged between two clamping plates near the position of described rolling clamping bar by a hinged screw rod, and described rolling folder body is provided with an auxiliary threaded rod away from the position of described rolling clamping bar; Two described torsion springs are enclosed within two described hinged screw rods respectively, and one end of two described torsion springs is wrapped on two described auxiliary threaded rod respectively, and the other end of two described torsion springs connects as one.
Wherein, described automatic winding roll-switching device also comprises detent mechanism, described detent mechanism comprises: change the positioning disk on dish axle described in being vertically fixed on, the edge of described positioning disk is provided with two locating notches, and two described locating notches are arranged relative to described dish axial symmetry of changing; Alignment sensor, described alignment sensor is arranged on the side of described positioning disk, for detecting described locating notch; Backstay, the both sides of coiling axle are changed described in described backstay and described alignment sensor are oppositely arranged on, when described sensor detects locating notch described in one of them, the end of described backstay one end is inserted in locating notch described in another, the end construction of described backstay and the structure of described locating notch suitable; The other end of described backstay connects described actuating unit.
Wherein, the side that described driven gear is fixed with described interior axle fixed cover is provided with some magnetic patch, and described driven gear and described interior axle fixed cover are fixed together by described magnetic patch is separable.
Wherein, described disconnected bag mechanism comprises the bull stick be connected with described actuating unit, and the bearing of trend of described bull stick is identical with the bearing of trend of described Scroll; The position that on described bull stick, in corresponding described rolling, axle is wound around described polybag position is provided with disconnected bag pawl.
Wherein, described interior axle fixed cover comprises the ring cylinder be enclosed within described rolling outside axle, and the two ends of described ring cylinder are respectively provided with a ring dish, and the ring cylinder position between two described ring dishes is formed with annular groove; Described debatching mechanism comprises the debatching chuck be stuck in described annular groove, and described debatching chuck is connected with chuck connecting rod, and described chuck connecting rod connects described actuating unit.
Wherein, described actuating unit comprises: winding motor, and the output shaft of described winding motor is connected with driving gear, and described driving gear is meshed with described driven gear; Change coil motor, described in change coil motor and coil through-drive be connected with described changing; Entrainment cylinder, described entrainment cylinder connects described entrainment axle; Positioning cylinder, described positioning cylinder connects described backstay; Disconnected bag cylinder, described disconnected bag cylinder connects one end of a connecting rod, and the other end and the described bull stick of described connecting rod are hinged; Debatching cylinder, described debatching cylinder connects described chuck connecting rod.
For solving above-mentioned second technical problem, the technical solution of the utility model is:
A kind of polybag automatic winding lap changing apparatus, comprises above-mentioned polybag automatic winding roll-switching device, also comprise be arranged on described polybag automatic winding roll-switching device upstream lead film frame.
Wherein, described film frame of leading comprises the bearing of trend leading rod consistent with the bearing of trend of described Scroll, also comprise the guidance bar that two bearing of trends are consistent with the bearing of trend of described leading rod, two described guidance bars are all hinged by the linking arm and described leading rod that are arranged on two ends.
After have employed technique scheme, the beneficial effects of the utility model are:
Because the utility model polybag automatic winding roll-switching device comprises: the two cover rolling assemblies that structure is identical, two cover rolling assemblies comprise Scroll, and Scroll comprises axle in the rolling outer shaft and rolling that are set in together; One end of rolling outer shaft is fixed with driven gear, and the other end of rolling outer shaft is connected with closed reel; In rolling, one end of axle is fixed with interior axle fixed cover, and interior axle fixed cover is separable is fixed on the side that driven gear is not provided with rolling outer shaft, and in rolling, the other end of axle passes closed reel for winding plastic bag; Dish axle is changed for what exchanged by the station of two cover rolling assemblies; For separating of the disconnected bag mechanism of the polybag of the polybag Yu non-rolling of keeping volume well; For after rolling terminates by axle in rolling from keeping the debatching mechanism of extracting out the polybag of volume well; For driving the actuating unit of each unit coordinates action of polybag automatic winding roll-switching device.When carrying out polybag rolling, first drive closed reel and rolling axle to rotate by the rolling outer shaft of the rolling assembly being positioned at upstream station and carry out rolling, by changing dish axle, the rolling assembly being tied with polybag is changed to downstream process after rolling terminates, originally the rolling assembly not being tied with polybag being positioned at downstream process is changed to upstream station and continue rolling, by disconnected bag mechanism, the polybag kept well is rolled up separation along severing line by plastic film after finishing changing station, extracted out from polybag is rolled up by axle in rolling by debatching mechanism after separation, polybag volume will fall into collecting box.From above-mentioned workflow, the utility model can realize the automatic winding change of lap of polybag, does not need manual intervention completely, and compared with prior art the utility model polybag automatic winding roll-switching device has the following advantages:
One, change of lap speed is fast, and Bag Making Machine can not be caused to slow down, and production efficiency is high;
Two, do not need manual intervention, a workman can operate multiple devices, greatly reducing labour cost, less than the cost of just recoverable equipment investment in a year;
Three, the labour intensity of workman is low, and processing safety is high;
Four, polybag spoilage is low, avoids a large amount of wastes.
Based on above advantage, the utility model polybag automatic winding roll-switching device can be polybag manufacturing enterprise and brings huge economic benefit, is worth in industry promoting.
Because automatic winding roll-switching device also comprises entrainment mechanism, entrainment mechanism comprises: be hinged on two rolling folders on closed reel; To comprise side be arc-shaped edges side to rolling folder is the rolling folder body of straight flange, and rolling folder body is provided with rolling clamping bar; One end is fixed on the entrainment axle on fixed support, and the other end of entrainment axle connects actuating unit, two torsion springs, terminates rear rolling folder reset for rolling.Start in rolling, entrainment axle controls two rolling clamping bars and can be pressed in rolling on axle by the end of plastic film, and advantageously in the carrying out of rolling work, this entrainment mechanism structure is simple, design ingenious, improve the operating efficiency of the utility model automatic winding roll-switching device greatly.
Because automatic winding roll-switching device also comprises detent mechanism, detent mechanism comprises: be vertically fixed on the positioning disk changed on dish axle, the edge of positioning disk is provided with two locating notches, and two locating notches are arranged relative to changing dish axial symmetry; Also comprise alignment sensor and backstay, the end of backstay connects actuating unit.Illustrate when alignment sensor detects one of them locating notch that when changing dish changing dish puts in place, then backstay is driven by actuating unit and its other end is inserted the effect reaching location in another locating notch.Detent mechanism can ensure that rolling module position is stablized when rolling, can not swing, thus greatly can improve job stability and the reliability of the utility model automatic winding roll-switching device, also greatly improve rolling quality simultaneously, effectively prevent and occur that the phenomenon that disconnected bag or polybag damage occurs because tension force is unstable.
The side being fixed with interior axle fixed cover due to driven gear is provided with some magnetic patch, and driven gear and interior axle fixed cover are fixed together by magnetic patch is separable.Magnetic patch can ensure that in rolling, axle can firmly be fixed in rolling outer shaft when rolling, can not deviate from rolling outer shaft in the process rotated, thus further improve job stability and the reliability of the utility model automatic winding roll-switching device, effectively prevent polybag to twist in the phenomenon that comes off of rolling midway and occur.
Because the utility model automatic winding lap changing apparatus is provided with above-mentioned automatic winding roll-switching device, so the utility model can realize the automatic winding change of lap of polybag, do not need manual intervention, production efficiency is high, and security reliability is high, and polybag spoilage is low, can be connected mutually with various plastic bag making machine, greatly can reduce the production cost of polybag manufacturing enterprise, for polybag manufacturing enterprise brings huge economic benefit, be worth in industry promoting.
In sum, the utility model polybag automatic winding roll-switching device and the automatic winding lap changing apparatus being provided with this device solve polybag in prior art and can not realize the technical problem of automatic winding change of lap, the utility model can realize the automatic winding change of lap of polybag, and production efficiency is high, security reliability is high, polybag spoilage is low, greatly can reduce the production cost of polybag manufacturing enterprise, for polybag manufacturing enterprise brings huge economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the rolling coil replacing mechanism of the utility model polybag automatic winding roll-switching device;
The structural representation of the non-entrainment state of Tu2Shi Tu1Zhong entrainment mechanism;
The perspective view of Tu3Shi Tu1Zhong entrainment mechanism entrainment state;
The planar structure schematic diagram of Tu4Shi Tu1Zhong entrainment mechanism entrainment state;
Fig. 5 is the structural representation of rolling folder in Fig. 2;
Fig. 6 is the structural representation of Scroll in Fig. 1;
Fig. 7 is the structural representation of the disconnected bag mechanism of the utility model polybag automatic winding roll-switching device;
Fig. 8 is the structural representation of the detent mechanism of the utility model polybag automatic winding roll-switching device;
Fig. 9 is the Facad structure schematic diagram of the utility model polybag automatic winding lap changing apparatus;
Figure 10 is the left view of Fig. 9;
Figure 11 is the workflow diagram of the utility model polybag automatic winding lap changing apparatus;
In figure: 20, first fixed head, 200, first connector, 22, second fixed head, 220, second connector, 24, joint pin, 26, entrainment axle, 28, change dish axle, 30, rolling assembly, 32, interior axle fixed cover, 320, ring dish, 322, ring cylinder, 324, annular groove, 33, driven gear, 34, bearing, 35, rolling outer shaft, 36, entrainment mechanism, 360, rolling is pressed from both sides, and 3600, rolling folder body, 3602, rolling clamping bar, 3604, hinge hole, 3606, via hole, 362, hinged screw rod, 364, torsion spring, 366, auxiliary threaded rod, 37, closed reel, 370, clamping plate, 38, axle in rolling, 39, magnetic patch, 40, winding motor, 400, driving gear, 42, change coil motor, 420, change dish chain, 44, entrainment cylinder, 440, brace, 46, positioning cylinder, 460, backstay, 4600, location conehead, 462, positioning disk, 4620, locating notch, 464, alignment sensor, 48, debatching cylinder, 480, debatching chuck, 482, chuck connecting rod, 50, disconnected bag mechanism, 52, disconnected bag pawl, 54, bull stick, 56, connecting rod, 58, disconnected bag cylinder, 60, lead film frame, 62, leading rod, 64, first teaches bar, 66, second teaches bar, 68, linking arm, 70, hood, 80, casing, 82, guidance panel, 100, first rolling assembly, 102, second rolling assembly, 900, plastic film, 902, severing line, 910, polybag is rolled up.
Detailed description of the invention
Below in conjunction with drawings and Examples, set forth the utility model further.
Upstream and downstream described in this description determines according to the direct of travel of polybag, and the supplied materials direction of polybag is upstream.
Embodiment one:
As Fig. 1 and Fig. 6 jointly shown in, a kind of polybag automatic winding roll-switching device, comprise fixed support, fixed support is comprised vertical and the first fixed head 20 be arranged in parallel and is fixed as one by two joint pins 24 between the second fixed head 22, first fixed head 20 and the second fixed head 22.Support bracket fastened two ends are respectively provided with the identical rolling assembly 30 of a nested structure, rolling assembly 30 comprises and runs through the first fixed head 20 and the second fixed head 22 in the horizontal direction successively and the Scroll be rotationally connected with the first fixed head 20 and the second fixed head 22, and Scroll comprises axle 38 in the rolling outer shaft 35 and rolling that are set in together.Rolling outer shaft 35 is fixed with driven gear 33 near one end of the first fixed head 20, rolling outer shaft 35 is rotationally connected by bearing 34 and the first fixed head 20, the other end of rolling outer shaft 35 is connected with a rolling-up disc through after the second fixed head 22, the semicircle closed reel 37 that rolling-up disc is arranged by two pieces of vertical symmetry is formed, and is provided with gap between two pieces of closed reels 37.In rolling, one end of axle 38 is fixed with interior axle fixed cover 32, interior axle fixed cover 32 is separable is fixed on the side that driven gear 33 is not provided with rolling outer shaft 35, driven gear 33 is provided with some pieces of magnetic patch, four pieces of columniform magnetic patch 39 are preferably in present embodiment, four pieces of magnetic patch 39 are all embedded in driven gear 33, the surface of four pieces of magnetic patch 39 flushes with the surface of driven gear 33, and four pieces of magnetic patch 39 are separable is fixed on driven gear 33 by this for interior axle fixed cover 32.In rolling, the diameter of axle 38 is reduced to the other end gradually by the one end being fixed with interior axle fixed cover 32, and in rolling, the other end of axle 38 passes from the center of rolling-up disc, and its part passing rolling-up disc is for the winding plastic bag when rolling.Driven gear 33 is engaged with driving gear 400, and driving gear 400 is fixed on the output shaft of a winding motor 40, and winding motor 40 controls rolling assembly 30 rotation and carries out rolling.
As shown in Figure 1, the center of the first fixed head 20 is fixed with one and changes dish axle 28, and changing dish axle 28 is a hollow shaft, and it is fixed on the first fixed head 20 by the first connector 200, changes dish axle 28 and is connected with one changes coil motor 42 by changing dish chain 420.After rolling assembly 30 rolling being positioned at upstream station terminates, drive and change dish axle 28 by changing coil motor 42 and rotate the rolling assembly station that will be positioned at fixed support two ends and exchange, thus realize change of lap function.
As Fig. 7, Fig. 9 and Figure 10 jointly shown in, disconnected bag mechanism 50 is provided with at the downstream position of two cover rolling assemblies 30, disconnected bag mechanism 50 comprises a bull stick 54, the bearing of trend of bull stick 54 is identical with the bearing of trend of Scroll, the position that in the corresponding rolling in one end of bull stick 54, axle 38 passes the position (being namely wound with the position of polybag when rolling) of rolling-up disc is provided with two disconnected bag pawls 52 be set up in parallel, disconnected bag pawl 52 is vertically arranged on bull stick 54, and the end of disconnected bag pawl 52 is circular arc and slightly bends to rolling assembly 30 direction.The other end of bull stick 54 and one end of a connecting rod 56 are hinged, the other end of connecting rod 56 is fixedly connected on the piston rod of disconnected bag cylinder 58, connecting rod 56 is fixedly connected with the piston rod of disconnected bag cylinder 58 is vertical, namely accompany right angle therebetween, and disconnected bag cylinder 58 is positioned at the side of bull stick 54 near rolling assembly.Changing after dish terminates, the piston rod of disconnected bag cylinder 58 is released, move to the direction away from rolling assembly in one end that connecting rod 56 connects piston rod, then bull stick 54 can rotate to the direction of rolling assembly, thus band dynamic circuit breaker bag pawl 52 pats the plastic film tightened instantaneously, plastic film is disconnected along its severing line, thus the polybag keeping volume well is separated with the polybag not keeping volume well.This kind of structure of the circular shape of disconnected bag pawl 52 end also effectively protects polybag and is not punctured while interrupting plastic film, greatly reduces the waste of finished product.
As Fig. 1 and Fig. 6 jointly shown in, interior axle fixed cover 32 comprises the ring cylinder 322 in the outside being enclosed within axle 38 one end in rolling, the two ends of ring cylinder 322 are respectively provided with a ring dish 320, the diameter of two ring dishes 320 is all greater than the diameter of ring cylinder 322, thus making ring cylinder 322 position between two ring dishes 320 be formed with annular groove 324, in rolling, the end of axle 38 is fixed together by bolt and the ring dish 320 being positioned at outer end.Debatching mechanism comprises the debatching chuck 480 be stuck in annular groove 324, debatching chuck 480 is a disk, be fixedly connected with chuck connecting rod 482 in the middle part of it, the end of chuck connecting rod 482 connects the piston rod of debatching cylinder 48, and chuck connecting rod 482 is connected with the piston rod of debatching cylinder 48 is equidirectional.After disconnected bag action completes, debatching cylinder 48 action is to dynamic debatching chuck 480 of pulling back, interior axle fixed cover 32 is separated with driven gear 33 by the suction that debatching chuck 480 drives interior axle fixed cover 32 to overcome magnetic patch 39, thus axle in rolling 38 is extracted out from the polybag volume spooled, in rolling, axle 38 is extracted rear polybag volume out and automatically can be fallen into collecting box.
As shown in Figure 1, Figure 2 with Fig. 5 jointly shown in, the mutually close position of two pieces of closed reels 37 is equipped with clamping plate 370, and clamping plate 370 are vertical with closed reel 37 to be arranged, and rolling outer shaft 35 is fixedly connected with two clamping plates 370 simultaneously.Automatic winding roll-switching device also comprises an entrainment mechanism, and entrainment mechanism comprises the both sides that two rolling folders, 360, two the rolling folders 360 be hinged between two clamping plates 370 are symmetricly set on rolling outer shaft 35.To comprise side be side, semicircular arc limit to rolling folder 360 is the rolling folder body 3600 of straight flange, one end of rolling folder body 3600 is provided with rolling clamping bar 3602 to extending away from semi-circle edge direction, and rolling clamping bar 3602 and rolling press from both sides that the straight flange of body 3600 is vertical to be arranged.Rolling folder body 3600 is provided with hinge hole 3604 near the position of rolling clamping bar 3602, and the position away from rolling clamping bar 3602 is provided with via hole 3606, and via hole 3606 place is fixed with an auxiliary threaded rod 366.Rolling folder body 3600 is hinged between two clamping plates 370 by a hinged screw rod 362, and hinged screw rod 362 is simultaneously through two clamping plates 370 and hinge hole 3604.Two torsion springs connected as one 364 are enclosed within two hinged screw rods 362 respectively, and two ends that two torsion springs 364 do not connect as one are wrapped on two auxiliary threaded rod 366 respectively.After two rollings folder installs, its arc-shaped edges is near rolling outer shaft 35, and the gap between rolling clamping bar 3602 with two pieces of closed reels 37 is corresponding and be in substantially parallel position with closed reel 37, namely perpendicular with axle in rolling 38.Entrainment mechanism also comprises an entrainment axle 26, entrainment axle 26 is sleeved on and changes in dish axle 28, one end of entrainment axle 26 is fixed on the second fixed head 22 through the first fixed head 20 by the second connector 220, the other end of entrainment axle 26 vertically connects one end of a connecting piece 440, the other end of brace 440 vertically connects the piston rod of entrainment cylinder 44, entrainment axle 26 and entrainment cylinder 44 are located at the both sides of brace 440 respectively, and the structure be connected with entrainment cylinder 44 by entrainment axle 26 by brace 440 effectively can save the space shared by polybag automatic winding roll-switching device.When rolling starts, entrainment cylinder 44 promotes entrainment axle 26 and travels forward (namely to the direction motion being provided with closed reel 37), entrainment axle 26 drives fixed support to travel forward, pressing from both sides 360 near the side of rolling outer shaft 35 because of rolling is semi-circle edge, when fixed support travels forward, second fixed head 22 can force rolling to press from both sides 360 and rotate, two rolling clamping bars 3602 are forwarded to the position (as shown in Figure 3 and Figure 4) fitted with axle in rolling 38, thus plastic film can be clipped in rolling on axle 38 by two rolling clamping bars 3602, along with the rotation of Scroll, in axle in rolling 38 is together wrapped in together with two rolling clamping bars 3602 by plastic film, after rolling change of lap terminates, in rolling, axle 38 is extracted out under the driving of debatching mechanism from polybag volume, polybag volume diminishes to the winding power of two rolling clamping bars 3602, two rolling clamping bars 3602 reset in the effect one of torsion spring 364, polybag volume falls in collecting box.
As Fig. 1 and Fig. 8 jointly shown in, automatic winding roll-switching device also comprises detent mechanism, detent mechanism comprises the positioning disk 462 being vertically fixed on and changing on dish axle 28, positioning disk 462 is disk, the edge being positioned at one bar diameter two ends is respectively provided with a locating notch 4620, two locating notches 4620 are triangle, and when changing dish and putting in place, two locating notch 4620 symmetries are positioned at the left and right sides changing dish axle 28.The side being positioned at positioning disk 462 is provided with an alignment sensor 464, and the position being positioned at the opposite side of positioning disk 462 corresponding is provided with a positioning rod 460, and positioning disk 462, alignment sensor 464 and backstay 460 isoplanar are arranged.One end of backstay is provided with location conehead 4600, and location conehead 4600 is suitable with locating notch 4620, the piston rod of the equidirectional connection positioning cylinder 46 of the other end of backstay 460.Illustrate when alignment sensor 464 detects one of them locating notch 4620 that when changing dish changing dish puts in place, then positioning cylinder 46 promotes backstay 460 and the location conehead 4600 of backstay 460 is inserted into the effect reaching location in another locating notch 4620, can prevent the fixed support when rolling from swinging.
Embodiment two:
As Fig. 9 and Figure 10 jointly shown in, a kind of polybag automatic winding lap changing apparatus, comprises casing 80, and a side of casing 80 is provided with guidance panel 82, for operative's machine.Casing 80 is provided with the automatic winding roll-switching device described in embodiment one, wherein the bull stick 54 of the fixed support of automatic winding roll-switching device, rolling assembly, driving gear and disconnected bag mechanism and disconnected bag pawl 52 are all arranged on the outside of casing 80 side adjacent with the side being provided with guidance panel 82, its by winding motor, change the inside that actuating unit that coil motor, entrainment cylinder, positioning cylinder, debatching cylinder and disconnected bag cylinder form all is arranged on casing 80.The outside of fixed support, rolling assembly and driving gear is equipped with defensive hood 70.
As Fig. 9 and Figure 10 jointly shown in, polybag automatic winding lap changing apparatus also comprise be arranged on polybag automatic winding roll-switching device upstream position lead film frame 60, lead the outside that film frame 60 is also positioned at casing 80.Lead film frame 60 and comprise the bearing of trend leading rod consistent with the bearing of trend of Scroll 62, the end winding support of leading rod 62 is on casing 80, also comprise bearing of trend consistent with the bearing of trend of leading rod 62 first teach bar 64 and second to teach bar 66, first teaches bar 64 and second to teach bar 66 all hinged with leading rod 62 by the linking arm 68 being arranged on two ends, can according to arbitrarily regulating the first angle of teaching bar 64 and second to teach the relative leading rod 62 of bar 66 to open.When carrying out rolling work, plastic film is taught to penetrate above or below bar 64 by first and is led film frame 60, then walks around from the below of leading rod 62 or top, finally teaches to pass above or below bar 66 from second and leads film frame 60 and carry out rolling by rolling assembly.
As Fig. 9 and Figure 10 jointly shown in, the preferred casing 80 of present embodiment is provided with the polybag automatic winding roll-switching device described in two cover embodiments one, two sleeving plastic bag automatic winding roll-switching devices are arranged above and below on casing 80, and the upstream position of two sleeving plastic bag automatic winding roll-switching devices is respectively provided with one and leads film frame.Two cover automatic winding roll-switching devices can work simultaneously, improve the efficiency of polybag rolling greatly.
Polybag automatic winding lap changing apparatus also comprises a controller be electrically connected with alignment sensor and actuating unit respectively, and controller for gathering the signal of alignment sensor, and controls each motor and the cylinder coordination of actuating unit.
As shown in figure 11, the workflow of the utility model polybag automatic winding lap changing apparatus is as follows:
Step one, by entrainment mechanism by the end clips of plastic film on the rolling axle of the first rolling assembly 100 being positioned at upstream station, and carry out rolling;
Undertaken changing dish by changing coil motor after step 2, rolling terminate, the first rolling assembly 100 keeping volume well is changed to downstream process, the second rolling assembly 102 being originally positioned at downstream process is changed to upstream station and proceeds rolling; Disconnected bag mechanism action, interrupts plastic film 900 along severing line 902 simultaneously;
Step 3, to be rolled up in 910 by axle in the rolling of the first rolling assembly 100 extract out by debatching mechanism from polybag, polybag volume 910 drops in collecting box;
Debatching mechanism and the entrainment mechanism of step 4, the first rolling assembly 100 all reset, and wait for that after volume kept well by the second rolling assembly 102, the station carried out next time exchanges, so repeat.
From above-mentioned workflow, the utility model can realize the automatic winding change of lap of polybag, do not need manual intervention, production efficiency is high, and security reliability is high, and polybag spoilage is low, can be connected smoothly with various plastic bag making machine, greatly can reduce the production cost of polybag manufacturing enterprise, for polybag manufacturing enterprise brings huge economic benefit, be worth in industry promoting.
The name of the technical characteristic (as the first fixed head and the second fixed head) with sequence related in the utility model, just in order to distinguish technical characteristic, does not represent the erection sequence between each feature, job order and position relationship etc.
The utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion made, all drop within protection domain of the present utility model.

Claims (10)

1. polybag automatic winding roll-switching device, is characterized in that, comprising:
Fixed support;
The two cover rolling assemblies that structure is identical, the described rolling assembly of two covers is separately positioned on described support bracket fastened two ends;
Described rolling assembly comprises the Scroll be rotationally connected with described fixed support, and described Scroll comprises axle in the rolling outer shaft and rolling that are set in together; One end of described rolling outer shaft is fixed with driven gear, and the other end of described rolling outer shaft is connected with closed reel through after described fixed support; In described rolling, one end of axle is fixed with interior axle fixed cover, and described interior axle fixed cover is separable is fixed on the side that described driven gear is not provided with described rolling outer shaft, and in described rolling, the other end of axle passes described closed reel for being wound around described polybag;
Change dish axle, described in change dish axle be fixed on described support bracket fastened center, for by two cover described rolling assembly station exchange;
Disconnected bag mechanism, described disconnected bag mechanism is arranged on the downstream of the described rolling assembly of two covers, for separating of the described polybag of the described polybag Yu non-rolling of keeping volume well;
Debatching mechanism, described debatching mechanism and the clamping of described interior axle fixed cover, for extracting out axle in described rolling from the polybag keeping volume well after rolling terminates;
Actuating unit, for driving each unit coordinates action of described polybag automatic winding roll-switching device.
2. polybag automatic winding roll-switching device according to claim 1, it is characterized in that, described closed reel comprises two parts that vertical symmetry is arranged, gap is provided with between closed reel described in two parts, the mutually close position of closed reel described in two parts is equipped with clamping plate, described clamping plate are vertical with described closed reel to be arranged, and described rolling outer shaft is connected with two pieces of described Boards wall simultaneously, and in described rolling, axle passes between closed reel described in two parts;
Described automatic winding roll-switching device also comprises entrainment mechanism, and described entrainment mechanism comprises:
Be hinged on two rolling folders between two pieces of described clamping plate, two described rolling folders are symmetricly set on the both sides of described rolling outer shaft; The rolling folder body of described rolling folder comprises side to be arc-shaped edges side be straight flange, described rolling folder body is provided with the rolling clamping bar for being clipped in by described polybag in described rolling on axle;
Entrainment axle, described change dish axle be hollow shaft, the then interior of dish axle is changed described in described entrainment axle sleeve is contained in, one end of described entrainment axle is fixed on described fixed support, the other end of described entrainment axle connects described actuating unit, forces the rotation of described rolling folder to make described rolling clamping bar that described polybag is clipped in axle in described rolling for promoting described fixed support;
Two torsion springs, terminate rear described rolling folder for rolling and reset.
3. polybag automatic winding roll-switching device according to claim 2, it is characterized in that, described rolling folder body is all hinged between two clamping plates by a hinged screw rod near the position of described rolling clamping bar, and described rolling folder body is provided with an auxiliary threaded rod away from the position of described rolling clamping bar; Two described torsion springs are enclosed within two described hinged screw rods respectively, and one end of two described torsion springs is wrapped on two described auxiliary threaded rod respectively, and the other end of two described torsion springs connects as one.
4. polybag automatic winding roll-switching device according to claim 3, is characterized in that, described automatic winding roll-switching device also comprises detent mechanism, and described detent mechanism comprises:
Change the positioning disk on dish axle described in being vertically fixed on, the edge of described positioning disk is provided with two locating notches, and two described locating notches are arranged relative to described dish axial symmetry of changing;
Alignment sensor, described alignment sensor is arranged on the side of described positioning disk, for detecting described locating notch;
Backstay, the both sides of coiling axle are changed described in described backstay and described alignment sensor are oppositely arranged on, when described sensor detects locating notch described in one of them, the end of described backstay one end is inserted in locating notch described in another, the end construction of described backstay and the structure of described locating notch suitable; The other end of described backstay connects described actuating unit.
5. polybag automatic winding roll-switching device according to claim 4, it is characterized in that, the side that described driven gear is fixed with described interior axle fixed cover is provided with some magnetic patch, and described driven gear and described interior axle fixed cover are fixed together by described magnetic patch is separable.
6. the polybag automatic winding roll-switching device according to the arbitrary claim of claim 2 to 5, it is characterized in that, described disconnected bag mechanism comprises the bull stick be connected with described actuating unit, the bearing of trend of described bull stick is identical with the bearing of trend of described Scroll; The position that on described bull stick, in corresponding described rolling, axle is wound around described polybag position is provided with disconnected bag pawl.
7. polybag automatic winding roll-switching device according to claim 6, it is characterized in that, described interior axle fixed cover comprises the ring cylinder be enclosed within described rolling outside axle, and the two ends of described ring cylinder are respectively provided with a ring dish, and the ring cylinder position between two described ring dishes is formed with annular groove; Described debatching mechanism comprises the debatching chuck be stuck in described annular groove, and described debatching chuck is connected with chuck connecting rod, and described chuck connecting rod connects described actuating unit.
8. polybag automatic winding roll-switching device according to claim 7, it is characterized in that, described actuating unit comprises:
Winding motor, the output shaft of described winding motor is connected with driving gear, and described driving gear is meshed with described driven gear;
Change coil motor, described in change coil motor and coil through-drive be connected with described changing;
Entrainment cylinder, described entrainment cylinder connects described entrainment axle;
Positioning cylinder, described positioning cylinder connects described backstay;
Disconnected bag cylinder, described disconnected bag cylinder connects one end of a connecting rod, and the other end and the described bull stick of described connecting rod are hinged;
Debatching cylinder, described debatching cylinder connects described chuck connecting rod.
9. polybag automatic winding lap changing apparatus, is characterized in that, comprises the polybag automatic winding roll-switching device described in the arbitrary claim of claim 1 to 8, also comprise be arranged on described polybag automatic winding roll-switching device upstream lead film frame.
10. polybag automatic winding lap changing apparatus according to claim 9, it is characterized in that, described film frame of leading comprises the bearing of trend leading rod consistent with the bearing of trend of described Scroll, also comprise the guidance bar that two bearing of trends are consistent with the bearing of trend of described leading rod, two described guidance bars are all hinged by the linking arm and described leading rod that are arranged on two ends.
CN201520032471.0U 2015-01-17 2015-01-17 Polybag automatic winding roll-switching device and be provided with the automatic winding lap changing apparatus of this device Active CN204585952U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104553067A (en) * 2015-01-17 2015-04-29 董长国 Automatic coiling and replacing device for plastic bag and automatic coiling and replacing machine with same device
CN106629175A (en) * 2017-02-06 2017-05-10 厦门鑫华冠塑胶科技有限公司 Automatic small-roll-core winding machine
CN108582629A (en) * 2018-03-27 2018-09-28 浙江康豪诺特装饰材料有限公司 A kind of quick wrap-up of PVC calenders

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104553067A (en) * 2015-01-17 2015-04-29 董长国 Automatic coiling and replacing device for plastic bag and automatic coiling and replacing machine with same device
CN104553067B (en) * 2015-01-17 2018-10-16 董长国 Polybag automatic winding roll-switching device and automatic winding lap changing apparatus equipped with the device
CN106629175A (en) * 2017-02-06 2017-05-10 厦门鑫华冠塑胶科技有限公司 Automatic small-roll-core winding machine
CN106629175B (en) * 2017-02-06 2018-07-03 厦门鑫华冠塑胶科技有限公司 A kind of small core automatic spooling machine
CN108582629A (en) * 2018-03-27 2018-09-28 浙江康豪诺特装饰材料有限公司 A kind of quick wrap-up of PVC calenders

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Assignee: Weifang haiweier Industry & Trade Co., Ltd.

Assignor: Dong Changguo

Contract record no.: 2015370000193

Denomination of utility model: Automatic coiling and replacing device for plastic bag and automatic coiling and replacing machine with same device

Granted publication date: 20150826

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Record date: 20151118

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