CN206663942U

CN206663942U - Plastic film compounding machine

Info

Publication number: CN206663942U
Application number: CN201720293989.9U
Authority: CN
Inventors: 李启华
Original assignee: Beijing Guardian Plastic Products Co Ltd
Current assignee: Beijing Guardian Plastic Products Co Ltd
Priority date: 2017-03-23
Filing date: 2017-03-23
Publication date: 2017-11-24
Anticipated expiration: 2027-03-23

Abstract

A kind of plastic film compounding machine, it can be relative to the cutting assembly of gantry rotation by being set between press bonding roller and film loading assemblies, and film both ends are gripped with holder thereon, in one end of film cutoff tool is slided to the other end, by the guide effect in the gap between clamping plate and holding frame, what cutoff tool was straight slips off film, and film is flattened fixing by the fixation of holder, and the film fracture of incision is smooth.

Description

Plastic film compounding machine

Technical field

It the utility model is related to a kind of freshness protection package processing equipment, more particularly to a kind of plastic film compounding machine.

Background technology

When producing the composite film of freshness protection package, it is necessary to aluminum foil material gluing and dry, then by aluminium foil gluing One side and plastic sheeting press.After aluminium foil gluing, it is necessary into the drying operation that glue is carried out in drying mechanism, subsequently into The plastic sheeting of laminating mechanism and upper volume presses to form composite membrane.In above process, the gluing and drying mechanism of aluminium foil are stopped Operating, be again started up the waste that can cause larger efficiency, therefore, need not stopping the painting of aluminium foil as far as possible in actual production Glue and drying, and feeding in continuous material measure is taken plastic sheeting.

The dry compound machine feeding in continuous material device disclosed in utility model for being CN205467771U such as Authorization Notice No., its By setting the plastic sheetings of volume two on a film loading assemblies, after once mounting, continuous feeding is realized.The plastic sheetings of volume two In switching, it is necessary to be first turned off first volume film, then the end of volume Two film is pasted after being fixed to upper a roll of cut-out Film end so that first volume film can carry out pressing operating mode with the end of new film roll.

Said process is not because equipment shuts down, and therefore, cutting film is manual operation, i.e., disconnects manually thin Film simultaneously pastes the new and old film roll of connection, and the film edge of disconnection is simultaneously irregular so that the waste material after pressing is longer.

Utility model content

The purpose of this utility model is to provide a kind of plastic film compounding machine, and it passes through is set at film reel change position Shut-off mechanism, to carry out concordant cut-out to film.

Above-mentioned purpose of the present utility model technical scheme is that：A kind of plastic film compounding machine, Including organic frame, the aluminium foil upcoiler structure and laminating mechanism that are arranged in frame, the laminating mechanism includes film feeding group Part and aluminium foil upcoiler structure is exported the output of aluminium foil and film loading assemblies film laminating press bonding roller, the press bonding roller with Cutting assembly is provided between film loading assemblies, the cutting assembly includes：

Rotating turret, rotation are arranged in frame；

Holding frame, be fixedly arranged on rotating turret, and with rotating turret relative to the rotation of frame closer or far from film；

Holder, two groups, it is respectively arranged at the both ends away from rotating turret on holding frame；

Cutoff tool, one side away from rotating turret on holding frame is slideably positioned in along the width of film.

By using above-mentioned technical proposal, aluminium foil is different from, film has good draftability, when being cut off to it, Make the cut-off part of film concordant, it is necessary to scratch the beginning and end for fixing cutoff tool near the film of cut-out in cutoff tool, and Cutoff tool is set to be slided on the line of beginning and end.In this programme, film is turned off between press bonding roller and film loading assemblies With the position of the film roll renewed, rotating turret drives the end away from rotating turret on holding frame close relative to the rotation of frame The film of press bonding roller will be entered, holder clamps the both ends of the film that position is relative therewith in the manner described above, i.e., at this Film width both ends, cutoff tool along holding frame away from rotating turret one side slide, you can in the auxiliary of holder Help under fixing, film is straight along the incision of its width.

Preferably, the holder includes the plate body being articulated with holding frame, and is arranged at plate body and is hinged with holding frame The torsion spring at place.

By using above-mentioned technical proposal, torsion spring limits the rotation pertinent relation between plate body and holding frame, works as holding frame Turn to when can be with clamping films, overcome the elasticity of torsion power of torsion spring, enter so as to be formed between plate body and holding frame and hold film The opening entered, plate body is then unclamped, then torsion spring drives plate body resilience, reliably grips the both ends of film.

Preferably, clamping plate, shape between the clamping plate and holding frame are provided with the face away from rotating turret on the holding frame The gap slipped over into cutoff tool.

By using above-mentioned technical proposal, gap is formed between clamping plate and a face of rotating turret, cutoff tool is between being somebody's turn to do In gap, cutoff tool is slided along gap, cutoff tool can be made to have when sliding and cutting off film and be oriented to, film can be cut more It is straight.

Preferably, the cutoff tool includes the point of a knife for passing gap and with point of a knife one and for limiting cutoff tool slippage The drive block in gap.

By using above-mentioned technical proposal, the effect of drive block has two：First is the limit that gap is skidded off as cutoff tool Position, second is the driving point inputted as external impetus.When the width of film is larger, with the more difficult behaviour of hand-drive cutoff tool Make, and the executive component moved with cylinder isoline will move self-powered motion block and input, and to complete the driving of cutoff tool, can increase Production efficiency.

Preferably, be provided with frame along rotating turret pivot center direction be fixedly installed fixing axle, the fixing axle with It is provided between rotating turret and is kept switched off torsion spring of the knife away from film.

By using above-mentioned technical proposal, cutting assembly only uses in the film change of lap of volume two, and torsion spring is arranged at fixing axle Between rotating turret, after cutting assembly completes cut-out film, torsion spring drives it away from film, until need to cut off again next time Film is turned again.

In summary, the utility model has the advantages that：Being set between press bonding roller and film loading assemblies can To grip film both ends relative to the cutting assembly of gantry rotation, and with holder thereon, in one end of film to another Cutoff tool is slided in one end, and by the guide effect in the gap between clamping plate and holding frame, what cutoff tool was straight slips off film, film It is flattened fixing by the fixation of holder, the film fracture of incision is smooth.

Brief description of the drawings

Fig. 1 is the overall structure view of plastic film compounding machine；

Fig. 2 is the topology view for removing the plastic film compounding machine after portion chassis side plate；

Fig. 3 is the Fig. 2 done for the overall structure of display rubber-coated mechanism A portions enlarged drawing；

Fig. 4 is the plastic film compounding machine done for the partial internal structure in display film transfer path and drying unit Section view；

Fig. 5 is the Fig. 4 done for the cross section structure of display rubber-coated mechanism B portions enlarged drawing；

Fig. 6 is for the structural representation of film loading assemblies 62；

Fig. 7 is the Fig. 6 done for display rotation supporting structure D portions enlarged drawing；

Fig. 8 is the C portions enlarged drawing that Fig. 4 that component is done is adjusted for display thrust；

Fig. 9 is turned off the structural representation one of component；

Figure 10 is turned off the structural representation two of component；

Figure 11 is the Fig. 9 done for display cutter structure E portions enlarged drawing；

Figure 12 is the F portions enlarged drawing for Figure 10 that the position relationship between display holder and holding frame is done；

Figure 13 is the Fig. 4 done for the tensioning regulating part concrete structure of display film loading assemblies G portions enlarged drawing.

In figure, 1, frame；10th, fixing axle；

2nd, aluminium foil upcoiler structure；20th, aluminium foil spool；21st, nip rolls；22nd, aluminium foil idler roller；

3rd, rubber-coated mechanism；30th, idler roller is exported；31st, lower compression roller；32nd, rubber fabric；320th, transport layer；321st, rubberised layer； 33rd, impregnation box；330th, side is connected；331st, glue hole is crossed；332nd, viscose glue chamber；34th, elastic component；35th, glue pallet；350th, glue chamber；36、 Viscose glue roller；

4th, upper strata fence；

5th, drying mechanism；50th, carrying roller；51st, outer cover；52nd, feeding mouth；53rd, discharging opening；54th, feed roller；

6th, laminating mechanism；60th, aluminium foil discharge roller；61st, press bonding roller；62nd, film loading assemblies；620th, main frame body；621st, lead To support body；622nd, film feed roller；6220th, bearing；623rd, guide roller is aided in；624th, input is moved；625th, revolving support group Part；6250th, supporting plate；6251st, floating bearing groove；6252nd, roll adjustment leading screw；6253rd, handle；6254th, lead；626th, tensioning is adjusted Save part；6260th, spring；6261st, sliding block；6262nd, guide groove；627th, buckling piece；628th, drive-connecting shaft；629th, gas motor；63rd, cut off Component；630th, rotating turret；631st, holding frame；632nd, clamping plate；633rd, holder；6330th, plate body；6331st, torsion spring；634th, cut off Knife；6340th, drive block；6341st, point of a knife；64th, tensile force adjustment component；640th, limiting plate；641st, slippage slot；642nd, bullet is compressed Spring；643rd, travel switch；644th, compact heap；65th, wind-up roll；66th, idler roller is cut off；67th, first idler roller is transmitted；68th, second Transmit idler roller.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Embodiment

A kind of plastic film compounding machine, as shown in fig. 1, including frame 1 and the aluminium foil upcoiler that is arranged in frame 1 Structure 2, rubber-coated mechanism 3, drying mechanism 5, and laminating mechanism 6.The aluminium foil that aluminium foil upcoiler structure 2 exports applies in rubber-coated mechanism 3 Glue, and tentatively dry glue by drying mechanism 5, compound, formation freshness protection package is finally carried out in laminating mechanism 6 with plastic sheeting The thin-film material of production.

With reference to Fig. 1 and Fig. 4, aluminium foil upcoiler structure 2 includes aluminium foil spool 20, nip rolls 21, and some is transmitted along aluminium foil Some aluminium foil idler rollers 22 of path profile.Aluminium foil spool 20 be one end be provided with rotational drive motor gas expansion shaft or other Thin-film material upcoiler structure, the aluminium foil of output first passes around to carry out rolling flattening between aluminium foil idler roller 22 and nip rolls 21, so Transmit in the direction of backward rubber-coated mechanism 3.On aluminium foil bang path, more aluminium foil idler rollers 22 are set, so that into rubber-coated mechanism 3 Aluminium foil be smooth tensioning state, ensure the uniformity of gluing.

As shown in Figure 2, after aluminium foil bending tensioning repeatedly, into rubber-coated mechanism 3.With reference to Fig. 2 and Fig. 3, rubber-coated mechanism 3 wraps Three lines viscose glue roller 36 triangular in shape is included, two of three viscose glue rollers 36 are located at same level height, the top of another A lower compression roller 31 is provided with, certain gap is left between lower compression roller 31 and the viscose glue roller 36.Three 36 outer windings of viscose glue roller There is a circle rubber fabric 32, it includes the rubberised layer 321 of the transmitting layer 3 20 of internal layer and outer layer, transmitting layer 3 20 and existing V belt translation Belting is consistent, and belt drive structure is formed between three outer walls of viscose glue roller 36；Rubberised layer 321 is that quality is softer Sponge or other good water absorptions material, glue is brought to the gap between lower compression roller 31 and viscose glue roller 36, is applied to The surface of aluminium foil.

With reference to Fig. 3 and Fig. 5, it is provided with below two contour viscose glue rollers 36 and is enough accommodating and contacts rubberised layer 321 Impregnation box 33, axis direction of the impregnation box 33 along viscose glue roller 36 is provided at both ends with two connection sides 330, and impregnation box 33 passes through Connection side 330 is fixed to frame 1.Impregnation box 33 is that open-topped box like structure is continued with internally being formed to rubberised layer 321 For the viscose glue chamber 332 of glue, be provided with the bottom wall of impregnation box 33 it is some penetrate bottom wall cross glue holes 331, glue is from crossing glue hole 331 Into viscose glue chamber 332, taken away with being passed through the rubberised layer 321 of viscose glue chamber 332.

The connection lower surface of side 330 is provided with some elastic components 34 in extended state, and the lower end of elastic component 34 is mounted with Glue pallet 35, the madial wall fitting of glue pallet 35 are coated on the lateral wall of impregnation box 33, and at the bottom of glue pallet 35 Glue chamber 350 is formed between the exterior bottom wall of wall, side wall and impregnation box 33, the glue for being applied to aluminium foil surface is deposited in herein, and Regular replenishment.

Because elastic component 34 is in extended state, it has the trend for shrinking resilience, and the contraction of elastic component 34 can drive glue Water tray 35 is moved upwards, and glue chamber 350 is squeezed, and glue is flowed into viscose glue chamber 332 from glue hole 331 is crossed, and is finally gummed layer 321 are taken away, and after glue is pulled away, glue chamber 350 is further extruded, and glue are continuously squeezed into viscose glue chamber 332, with to rubber fabric 32 carry out continuously supplying glue.

As shown in Figure 2, aluminium foil is output idler roller 30 and is tensioned again after between lower compression roller 31 and rubber fabric 32, And enter drying mechanism 5 therewith.Drying mechanism 5 is located at upper strata, in order to ensure the safety of the maintenance process of drying mechanism 5, dryer The outside of structure 5, which encloses, is provided with upper strata fence 4, and it is formed between the outside of drying mechanism 5 holds the passageway that maintainer passes through.

As shown in Figure 4, drying mechanism 5 includes outer cover 51 and some carrying rollers 50 being distributed along filter cloth transmission direction.Through The aluminium foil of the gluing of rubber-coated mechanism 3 is crossed, enters drying unit by the feeding mouth 52 set on the bottom plate of upper strata, close to rubber-coated mechanism 3 5, in the lower section of feeding mouth 52, feed roller 54 is provided with, for aiding in first carrying roller 50, makes aluminium foil is oblique to enter drying mechanism 5, prevent the mouth wall of itself and feeding mouth 52 from scratching.The one side of non-gluing is transmitted on carrying roller 50 on aluminium foil, and by outer cover 51 Interior drying unit（The structure of hot blast can be provided, fail to show in figure）Drying, and the discharging opening 53 away from rubber-coated mechanism 3 certainly Output, into laminating mechanism 6, stickup pressing is carried out with plastic sheeting.

As shown in Figure 4, in addition to the aluminium foil of single spreading, also need to bring plastic sheeting, this programme into laminating mechanism 6 In, the supply of plastic sheeting, completed by film loading assemblies 62.

With reference to Fig. 6 and Fig. 7, film loading assemblies 62 include two main frame bodies 620 and two guiding support bodys 621, body frame Body 620 be oriented to support body 621 be mutually perpendicular to arrange, both infalls stretch out formed with motion input 624, link thereon It is provided with gas motor 629.

Rotated between two main frame bodies 620 and be provided with two film feed rollers 622, corresponding, two guiding support bodys Rotated between 621 and be provided with two auxiliary guide rollers 623, it is each to aid in guide roller 623 to coordinate with a film feed roller 622, Two groups are formed with the film provisioning component being oriented to, two cluster film provisioning component a preparation and a use, so that continuously outwards output plastics are thin Film.

Two cluster film provisioning component structures are identical, described by taking one as an example：The end of two main frame bodies 620 respectively rotates One drive-connecting shaft 628 is set, and by drive-connecting shaft 628, the end of main frame body 620 is articulated with buckling piece 627, buckling piece 627 and body frame The rotary hole that the opening position fastened therewith on body 620 is stretched out formed with the end for film feed roller 622, in film feed roller Before 622 start working, locked between buckling piece 627 and main frame body 620 by bolt.

The lateral surface of main frame body 620 is provided with revolving support component 625, to be turned round in this place to film feed roller 622 Support, lifts its rotating accuracy.

With reference to Fig. 7, revolving support component 625 includes supporting plate 6250, and roll adjustment leading screw 6252 is equipped with supporting plate 6250, For adjusting the spacing between supporting plate 6250 and body frame body sidewall；One is additionally provided with supporting plate 6250 along roll adjustment leading screw 6252 The lead 6254 of axis of rotation direction arrangement, the end of lead 6254 is fixed on main frame body 620, and with supporting plate 6250 Sliding connection.

The end of roll adjustment leading screw 6252 is fixedly installed handle 6253, and driving handle 6253 more can easily drive tune Rotated away from leading screw 6252.Screw pair is established between roll adjustment leading screw 6252 and supporting plate 6250, roll adjustment leading screw 6252 rotates, branch Fagging 6250 slides along roll adjustment leading screw 6252, close to or away from main frame body 620.

Edge in supporting plate 6250 close to buckling piece 627 is provided with floating bearing groove 6251, film feed roller 622 End is provided with bearing 6220, and floating bearing groove 6251 is adapted to bearing 6220, when roll adjustment leading screw 6252 drives supporting plate 6250 to lean on During nearly main frame body 620, bearing 6220 enters in floating bearing groove 6251, is contradicted with the outer ring of bearing 6220, passes through bearing 6220 Internal and external cycle relatively rotate so that the lifting of the rotation precision of film feed roller 622.Herein it should be pointed out that buckling piece 627 and body frame Rotary hole between body 620, axial supporting role is only played, plays revolving support, be the floating bearing in supporting plate 6250 At groove 6251.

As shown in fig 6 and fig 13, aid in being provided with tensioning regulating part 626 between guide roller 623 and guiding support body 621, its The guide groove 6262 for being arranged at and being oriented on support body 621 is specifically included, is slid in guide groove 6262 and is connected with sliding block 6261, guide groove Spring 6260 is fixed with the madial wall for being oriented to support body 621 and the infall of main frame body 620 in 6262, spring 6260 is compressed in In guide groove 6262 and end is fixed on sliding block 6261.The elongation trend of spring 6260 causes sliding block 6261 to be oriented to dynamic auxiliary The direction that roller 623 is directed away from being oriented to support body 621 and the infall of main frame body 620 is moved, to aid in the film on main frame body 620 to enter Expect that roller 622 carries out film tensioning.

, it is necessary to cut off film and the initiating terminal of new film is fixed into upper one when switching between two cluster film provisioning components The end of film, to complete the linking of two sections of plastic sheetings.With reference to Fig. 4 and Fig. 9, to realize the concordant cut-out of film, in frame 1 On be installed with fixing axle 10, thereon rotate set cutting assembly 63.

With reference to Fig. 9 and Figure 11, cutting assembly 63 includes the rotating turret 630 for being articulated in fixing axle 10, is fixed on rotating turret 630 Gripper frame 631 is provided with, gripper frame 631 is set towards the direction of film loading assemblies 62.Away from rotating turret 630 on gripper frame 631 Side on be bolted a clamping plate 632, leave gap between clamping plate 632 and the side of gripper frame 631, the gap Interior slip is provided with cutoff tool 634, and cutoff tool 634 includes drive block 6340 and the point of a knife 6341 for cutting off film, driving Block 6340 is stuck in the gap top between clamping plate 632 and gripper frame 631, and point of a knife 6341 exposes from gap lower end, manual or gas The translation executive component such as cylinder inputs driving force, and when promoting drive block 6340, point of a knife 6341 is slided with the slip of drive block 6340 Cross film.

With reference to Figure 10 and Figure 12, the lower surface of gripper frame 631 is additionally provided with holder 633, for being slided in point of a knife 6341 When cutting off film, the both sides of film are gripped, stretched film, are easy to the cut-out of point of a knife 6341.

Holder 633 includes plate body 6330 and torsion spring 6331, and plate body 6330 is articulated in the lower end of gripper frame 631, torsion spring 6331 on the axle of pivot joint, to keep the clamping relation of plate body 6330 and the bottom surface of gripper frame 631.Plate body 6330 is along gripper frame The width of 631 bearing of trends, not interfere the sliding cutoff action of point of a knife 6341 to be defined.

Cutting assembly 63 follows film loading assemblies 62 closely and set, though auxiliary guide roller 623 is carried on film loading assemblies 62, But the Zhang Jindu of output film stills need to be lifted, first ensure corrugationless when film presses with aluminium foil, it is another then to ensure cut-out Film is tensioned when component 63 is cut off.With reference to Fig. 4 and Fig. 8, it is provided with frame 1 after cutting assembly 63 on film transfer direction Tensile force adjusts component 64.

Tensile force adjustment component 64 includes the limiting plate 640 being fixed in frame 1 at level altitude, and edge is vertically fixed on machine On frame 1, the slippage slot 641 of the lower section of limiting plate 640, set the holddown spring 642 that left and right is in compressive state in slippage slot 641.It is sliding Move to slide in groove 641 and be provided with compact heap 644, upper surface and the limiting plate of compact heap 644 are fixed in the both ends of holddown spring 642 640 lower surface, crowded compact heap 644 is pushed down on using elastic force caused by its elongation trend.

Cut-out idler roller 66 is installed with compact heap 644, film around cut-out idler roller 66, lifts film from bottom to top Tension effects.The the first transmission idler roller for being fixed to frame 1 is provided with both sides of the cut-out idler roller 66 along film transfer direction 67 and second transmit idler roller 68, wherein, transmit idler roller 67 at cutting assembly 63 for first.

Drive the motor speed of film output constant, and the diameter of film roll is less and less, can cause film in unit The length of interior output shortens with the reduction of film coil diameter, and now, cut-out idler roller 66 pushes up against holddown spring 642, To reduce the difference for bypassing length, compensating unit interval output film length of film here.

The upper surface of compact heap 644 is fixed with travel switch 643, and gradually upper with cut-out idler roller 66 is lifted, travel switch 643 move closer to limiting plate 640 and are finally touched, and now, travel switch 643 can control alarm element, prompt operator Operate the switching action between the two film provisioning components of progress of cutting assembly 73.

Under original state, holddown spring 642 contradicts cut-out idler roller 66, the plumb height of its axis of rotation is less than first Transmit the axis of rotation height that idler roller 67 and second transmits idler roller 68；With the film coil diameter on film feed roller 622 Reduction, cut-out idler roller 66 move up, with reduce two transmit idler rollers between film length, adapt to film output The reduction of linear velocity；Transmitted when cut-out idler roller 66 rises to two at idler roller three point on a straight line, i.e., the revolution of three rollers When center is conllinear, the first film length transmitted between the transmission idler roller 68 of idler roller 67 and second is most short, now, travel switch 643 touching limiting plates 640.

Laminating mechanism 6 also includes conveying the press bonding roller 61 on common path with aluminium foil positioned at film conveying.Press bonding roller 61 There are two, be oppositely arranged up and down, it is to press working region to hold the gap that film and aluminium foil pass through between the two.Press bonding roller 61 it The wind-up roll 65 of motor driven is provided with afterwards, for winding the laminated film after pressing.The power of film transfer comes from this Place, therefore.Foregoing travel switch 643 is touched, and its electric signal sent can also be delivered to the motor of wind-up roll 65 On, so that winding temporarily ceases.

The plastic film compounding machine course of work described in the present embodiment is described below：With reference to Fig. 4, aluminium foil spool 20 is outside Supply aluminium foil, film loading assemblies 62 outwards supply plastic sheeting；The aluminium foil of output is flattened and entered after nip rolls 21 In rubber-coated mechanism 3；

With reference to Fig. 5, three viscose glue rollers 36, which rotate, drives rubber fabric 32 to transmit, and glue is taken out out of viscose glue chamber 332, and with The aluminium foil being transferred between lower compression roller 31 and the viscose glue roller 36 of the top at, aluminium foil to front transfer and contact on rubber fabric 32 Glue, complete aluminium foil gluing action；

As shown in figure 4, the aluminium foil that gluing is completed enters in drying mechanism 5, one that glue is scribbled on aluminium foil faces outwardly, and is holding in the palm The rolling of roller 50 is lifted down through outer cover 51, enters laminating mechanism 6 from discharging opening 53 after glue drying；

Plastic sheeting exports from film loading assemblies 62, enters after cutting off idler roller 66 between a pair of press bonding rollers 61, It is compound with aluminium foil, and finally wound by wind-up roll 65.

When two film feed rollers 622 on film loading assemblies 62 need switching, cutting assembly is rotated down first 63, and holder 633 is held on film both sides, by drive block 6340, with point of a knife 6341 along clamping plate 632 and holding frame Gap is slided between 631, and point of a knife 6341 draws film disconnected；

Driving gas motor 629 turns over an angle with film loading assemblies 62 are overall afterwards, makes to be provided with entire volume film Film feed roller 622 and auxiliary guide roller 623 enters operating mode corresponding to it, and film starting point is fixed to by adhesive tape etc. and cut Having no progeny will fix into the film end of press bonding roller 61, so that this section of film brings new film into.

This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but As long as all protected in right of the present utility model by Patent Law.

Claims

1. a kind of plastic film compounding machine, including organic frame（1）, be arranged at frame（1）On aluminium foil upcoiler structure（2）And pressure Close mechanism（6）, the laminating mechanism（6）Including film loading assemblies（62）And by aluminium foil upcoiler structure（2）Export aluminium foil with Film loading assemblies（62）The press bonding roller of the film laminating of output（61）, it is characterized in that, the press bonding roller（61）With film feeding Component（62）Between be provided with cutting assembly（63）, the cutting assembly（63）Including：

Rotating turret（630）, rotate and be arranged at frame（1）On；

Holding frame（631）, it is fixedly arranged on rotating turret（630）On, and with rotating turret（630）Relative to frame（1）Rotation it is close or Away from film；

Holder（633）, two groups, it is respectively arranged at holding frame（631）Upper remote rotating turret（630）Both ends；

Cutoff tool（634）, holding frame is slideably positioned in along the width of film（631）Upper remote rotating turret（630）One side.

2. plastic film compounding machine according to claim 1, it is characterized in that, the holder（633）Including being articulated with folder Hold frame（631）On plate body（6330）, and it is arranged at plate body（6330）With holding frame（631）The torsion spring of hinged place（6331）.

3. plastic film compounding machine according to claim 1 or 2, it is characterized in that, the holding frame（631）Upper remote rotation Frame（630）Face on be provided with clamping plate（632）, the clamping plate（632）With holding frame（631）Between form cutoff tool（634）It is sliding The gap crossed.

4. plastic film compounding machine according to claim 3, it is characterized in that, the cutoff tool（634）Including passing gap Point of a knife（6341）And and point of a knife（6341）One simultaneously is used to limit cutoff tool（634）Slip the drive block in gap（6340）.

5. plastic film compounding machine according to claim 1, it is characterized in that, frame（1）On be provided with along rotating turret（630） The fixing axle of pivot center direction fixed setting（10）, the fixing axle（10）With rotating turret（630）Between be provided with holding and cut Breaking（634）Torsion spring away from film.