1. The utility model provides a PLA biodegradable drenches membrane machine which characterized in that: including frame body (1), coiled material (2) has been passed in the middle of frame body (1), frame body (1) inner wall fixedly connected with material loading slide rail (3) and multiunit blowing curved rail (4), material loading slide rail (3) have synchronous push pedal (6) through material loading screw rod (5) sliding connection that inside rotation is connected, synchronous push pedal (6) top is equipped with pushes away the material subassembly, frame body (1) inner wall has been seted up inside slide (7), sliding connection has sealed arc circle (8) in inside slide (7), frame body (1) middle rotation is connected with a set of tensioning roller, frame body (1) inner wall rotation is connected with a set of folding arm (9), folding arm (9) bottom rotation is connected with adjustable scraper blade (10), frame body (1) inner wall fixedly connected with side tensioning subassembly, side tensioning subassembly includes PMKD (11) and installing frame (12), the top elastic connection of PMKD (11) has cooperation backing plate (13), the installation frame (12) internal rotation is connected with rotates spin (14), tensioning roller, adjustable scraper blade (10) and the taut subassembly of side collaborative work of side are used for preventing coiled material (2) fold.

2. The PLA biodegradation film coating machine of claim 1, wherein: curved rail (4) of blowing include concentric arc circle (15), material loading inclined rail (16) and tip plain rail (17), concentric arc circle (15) lateral wall of rolling axle (19) department of frame body (1) is equipped with rolling gear (18), rolling gear (18) and the ring gear meshing of rolling axle (19) outer wall.

3. The PLA biodegradation film coating machine of claim 2, wherein: rolling gear (18) rotate to be connected at frame body (1) lateral wall, and cooperation breach (20) have been seted up to concentric arc circle (15) lateral wall that is located rolling axle (19) department, rolling gear (18) are located cooperation breach (20) department, concentric arc circle (15) and closed arc circle (8) inner wall all rotate and are connected with a plurality of spin, and can seal to the whole circle.

4. The PLA biodegradation film coating machine of claim 1, wherein: frame body (1) inner wall has seted up inner slide (7), inner slide (7) internal rotation is connected with closed screw rod (21), sliding connection has closed arc circle (8) in inner slide (7), closed screw rod (21) pass closed arc circle (8) and screw-thread fit with it.

5. The PLA biodegradation film coating machine of claim 1, wherein: the material pushing assembly comprises a supporting bottom rod (22) fixedly connected to the top of the synchronous push plate (6), the top of the supporting bottom rod (22) is rotatably connected with a feeding push arm (23), and a discharging hydraulic cylinder (24) is rotatably connected between the synchronous push plate (6) and the feeding push arm (23).

6. The PLA biodegradation film coating machine of claim 2, wherein: the feeding inclined rail (16) is characterized in that a contact switch (25) is fixedly mounted on the side wall of the feeding inclined rail, the contact switch (25) is electrically connected with a driving motor of the closed screw rod (21), and the feeding push arm (23) is matched with the contact switch (25).

7. The PLA biodegradation film coating machine of claim 1, wherein: the tensioning roller comprises an upper lifting roller (26) and an outward extending roller (27), an outward rotating screw groove (28) is formed in the outer wall of the outward extending roller (27), and two sections of the outward rotating screw groove (28) are arranged and have opposite rotating directions.

8. The PLA biodegradation film coating machine of claim 1, wherein: frame body (1) inner wall fixedly connected with adapter (29), adapter (29) rotate through the damping pivot in the middle of being connected with folding arm (9), also rotate through the damping pivot is folding in the middle of folding arm (9).

9. The PLA biodegradation film coating machine of claim 8, wherein: folding arm (9) bottom fixedly connected with connects ball cover (30), it is connected with articulated ball (31) to connect ball cover (30) internal rotation, it has clamping screw (32) to be used for fixed articulated ball (31) to connect ball cover (30) outer wall threaded connection, articulated ball (31) bottom fixedly connected with adjustable scraper blade (10), adjustable scraper blade (10) bottom fixedly connected with rubber doctor-bar (33).

10. The PLA biodegradation film coating machine of claim 1, wherein: an adaptive spring (34) is fixedly connected between the fixed base plate (11) and the matched base plate (13), a penetrating shaft is rotatably connected in the mounting frame (12), and a plurality of fixed connections are arranged on the outer wall of the penetrating shaft in the rotating rolling ball (14).

Background

In 1979, after the inflatable living house developed by German inventor seizes the gold prize of the international exposition at a glance, the curtaining of the curtaining membrane attracts the wide attention of the world. The polypropylene or low-pressure polyethylene knitted warp cloth is treated by a special process, and then a high-pressure polyethylene electrostatic film layer with the thickness of only 0.04 cm is covered on the surface of the warp cloth to form the shower film.

The laminating machine is also called as an extrusion casting compound machine, is a common extrusion molding machine, is mainly used for a process of coating hot melt adhesive on paper in a large area, the paper can appear in a curling mode on occasions where the paper is used in a large area, the coated paper is rolled into a roll and then stored or transported to the next process, a shaft is required to be used for winding the paper in the existing paper winding process, and the shaft is required to be pulled out after the winding is finished.

Based on the above, the invention designs a PLA biodegradation film coating machine to solve the problems.

Disclosure of Invention

The invention aims to provide a PLA biodegradable laminating machine, which aims to solve the problems that the shaft and the paper roll proposed in the background technology have the characteristics of heavy weight and large volume, the manual unloading and loading are very inconvenient, the potential safety hazard exists, and in the laminating process, the leakage point is easily generated in the laminating process due to the unevenness of the surface of the coiled material.

In order to achieve the purpose, the invention provides the following technical scheme:

a PLA biodegradable film coating machine comprises a machine frame body, wherein a coiled material passes through the middle of the machine frame body, the inner wall of the machine frame body is fixedly connected with a feeding slide rail and a plurality of groups of discharging bent rails, the feeding slide rail is connected with a synchronous push plate in a sliding way through a feeding screw rod which is connected in an internal rotating way, the top of the synchronous push plate is provided with a material pushing assembly, the inner wall of the machine frame body is provided with an inner slide way, the inner slide way is connected with a closed arc ring in a sliding way, the middle of the machine frame body is connected with a group of tensioning rollers in a rotating way, the inner wall of the machine frame body is connected with a group of folding arms in a rotating way, the bottom of each folding arm is connected with an adjustable scraper blade in a rotating way, the inner wall of the machine frame body is fixedly connected with a side tensioning assembly, the side tensioning assembly comprises a fixed bottom plate and a mounting frame, the top of the fixed bottom plate is elastically connected with a matched backing plate, and the mounting frame is rotationally connected with a rotating rolling ball, the tension roller, adjustable scraper and side tensioning assembly cooperate to prevent web wrinkling.

Preferably, the discharge curved rail comprises a concentric arc ring, a feeding inclined rail and an end flat rail, a winding gear is arranged on the side wall of the concentric arc ring at the winding shaft of the rack body, and the winding gear is meshed with a gear ring on the outer wall of the winding shaft.

Preferably, the rolling gear is rotatably connected to the side wall of the rack body, a matching notch is formed in the side wall of the concentric arc ring located at the rolling shaft, the rolling gear is located at the matching notch, the inner walls of the concentric arc ring and the sealed arc ring are rotatably connected with a plurality of rolling balls, and the rolling gear can be sealed into a whole circle.

Preferably, the inner slide way is arranged on the inner wall of the rack body, the sealing screw rod is connected in the inner slide way in a rotating mode, the sealing arc ring is connected in the inner slide way in a sliding mode, and the sealing screw rod penetrates through the sealing arc ring to be in threaded fit with the sealing arc ring.

Preferably, the material pushing assembly comprises a supporting bottom rod fixedly connected to the top of the synchronous pushing plate, the top of the supporting bottom rod is rotatably connected with a feeding pushing arm, and a discharging hydraulic cylinder is rotatably connected between the synchronous pushing plate and the feeding pushing arm.

Preferably, a contact switch is fixedly mounted on the side wall of the feeding inclined rail, the contact switch is electrically connected with a driving motor of the closed screw rod, and the feeding push arm is matched with the contact switch.

Preferably, the tensioning roller comprises an upward lifting roller and an outward extending roller, an outward rotating screw groove is formed in the outer wall of the outward extending roller, and two sections of the outward rotating screw groove are arranged and have opposite rotating directions.

Preferably, the inner wall of the rack body is fixedly connected with an adapter, the adapter is rotatably connected with a folding arm through the middle of the damping rotating shaft, and the folding arm is also rotatably folded through the damping rotating shaft.

Preferably, the bottom of the folding arm is fixedly connected with a connecting ball sleeve, a hinged ball is rotatably connected in the connecting ball sleeve, the outer wall of the connecting ball sleeve is in threaded connection with a clamping screw for fixing the hinged ball, the bottom of the hinged ball is fixedly connected with an adjustable scraper, and the bottom of the adjustable scraper is fixedly connected with a rubber scraper.

Preferably, an adaptive spring is fixedly connected between the fixed base plate and the matched base plate, a penetrating shaft is rotatably connected in the mounting frame, and the rotating rolling ball is provided with a plurality of fixed connections on the outer wall of the penetrating shaft.

Compared with the prior art, the invention has the beneficial effects that:

according to the automatic feeding and discharging device, the synchronous push plate is driven by the feeding screw, and the effects of the feeding push arm and the discharging bent rail are matched, so that automatic feeding and discharging at two sides are realized, manpower is saved, and the efficiency is improved; the winding shaft and the like are fixed in the winding device under the action of the closed arc ring and the concentric arc ring, and can rotate without influencing the winding use; through the adjustable scraper blade and the rubber doctor-bar of bottom thereof, play certain strickle and compress tightly the effect, the outward frictional force of symmetry is produced to the outer thread groove of turning through abduction roller, in addition rotate the cooperation of spin and cooperation backing plate for the coiled material transversely can be unfolded completely, and is difficult for appearing the fold, lifts the dust removal effect of roller in the cooperation, avoids the appearance of drenching membrane leak source, promotes and drenches the membrane degree of consistency, the improvement quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is an enlarged view of part A of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a side view of the semi-sectional structure of the present invention;

FIG. 5 is a front view semi-sectional view of the present invention;

FIG. 6 is an enlarged view of the part B of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a rack body, 2-coiled materials, 3-a feeding slide rail, 4-a discharging bent rail, 5-a feeding screw rod, 6-a synchronous push plate, 7-an inner slide rail, 8-a closed arc ring, 9-a folding arm, 10-an adjustable scraper blade, 11-a fixed bottom plate, 12-a mounting frame, 13-a matching backing plate, 14-a rotating rolling ball, 15-a concentric arc ring, 16-a feeding inclined rail, 17-an end flat rail, 18-a rolling gear, 19-a rolling shaft, 20-a matching notch, 21-a closed screw rod, 22-a supporting bottom rod, 23-a feeding push arm, 24-a discharging hydraulic cylinder, 25-a contact switch, 26-an upper lifting roller, 27-an outward expanding roller, 28-an outer rotating screw groove and 29-an adapter, 30-connecting ball sleeve, 31-hinge ball, 32-clamping screw, 33-rubber scraper and 34-adaptive spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

a PLA biodegradable film coating machine comprises a machine frame body 1, a coiled material 2 penetrates through the middle of the machine frame body 1, the inner wall of the machine frame body 1 is fixedly connected with a feeding slide rail 3 and a plurality of groups of discharging bent rails 4, the feeding slide rail 3 is slidably connected with a synchronous push plate 6 through a feeding screw 5 which is connected with the inner part in a rotating way, the top of the synchronous push plate 6 is provided with a material pushing component, the inner wall of the machine frame body 1 is provided with an inner slide way 7, the inner slide way 7 is slidably connected with a closed arc ring 8, the middle of the machine frame body 1 is rotatably connected with a group of tensioning rollers, the inner wall of the machine frame body 1 is rotatably connected with a group of folding arms 9, the bottom of the folding arms 9 is rotatably connected with an adjustable scraping plate 10, the inner wall of the machine frame body 1 is fixedly connected with a side tensioning component, the tension roller, adjustable scraper 10 and side tensioning assembly work in concert to prevent wrinkling of the web 2.

Wherein, will install or unload coiled material 2 down through tip flat rail 17 butt joint, transition the coiled material from the low place to the eminence through material loading inclined rail 16 and put into concentric arc circle 15 with coiled material 2 in, after coiled material 2 is installed in concentric arc circle 15, the closed arc circle 8 of lateral wall removes and is the whole circle with concentric arc circle 15 is closed, including coiling axle 19 or unreeling axle closure, rotation through rolling gear 18 can drive the coiling axle 19 rotation of coiled material 2, thereby realize the rolling, alleviate the resistance of rolling or unreeling through the spin.

When the feeding push arm 23 passes through the contact switch 25 on the side wall of the feeding inclined rail 16, the closed screw 21 is turned on and rotated, the feeding push arm 23 is located on the inner side of the closed arc ring 8, the closed arc ring 8 and the feeding push arm 23 synchronously move inwards at the moment, the winding shaft 19 or the unwinding shaft is lifted into the concentric arc ring 15, and the synchronous movement avoids the falling of the winding shaft 19 or the unwinding shaft when the feeding push arm 23 moves to the terminal. When the coiled material is fed or discharged, the movable end of the feeding hydraulic cylinder 24 is retracted by switching on the feeding hydraulic cylinder to drive the feeding push arm 23 to rotate to a horizontal position and flush with the top of the end flat rail 17, so that the butt joint of feeding and discharging is facilitated, the downward sliding speed of the coiled material is reduced in the rotating process of the coiled material, and the coiled material can be stably received.

When the coiled material 2 passes through the outward extending roller 27, the coiled material 2 passing through the outward extending roller 27 tends to extend towards two sides through the outward friction force generated by the outward rotating screw groove 28 arranged on the side wall of the outward extending roller, so that the longitudinal wrinkles of the coiled material 2 are avoided, meanwhile, the upward lifted inclination is beneficial to tensioning the coiled material 2, the coiled material 2 is prevented from being loosened to a certain degree, and a low-viscosity rubber roller fixed on the outer surface of the upward lifting roller 26 plays a certain role in removing dust and impurities, so that the subsequent film coating quality is improved. The position of the entire adjustable screed 10 can be adjusted by turning the folding arms 9, the span between the adjustable screeds 10 can be changed by unfolding or folding the folding arms 9, the angle of the adjustable screed 10 and the degree of compression of the web 2 can be changed by connecting the ball sockets 30 and the articulated balls 31.

Wherein, the adaptive spring 34 can obtain an elastic space between the matched backing plate 13 and the rotating rolling ball 14, and is suitable for the coiled materials 2 with different thicknesses, and simultaneously, the rotating rolling ball 14 can be effectively contacted with the coiled materials 2.

One specific application of this embodiment is:

as shown in fig. 1, 3 and 4, the two groups of discharging hydraulic cylinders 24 are synchronously connected, so that the feeding push arm 23 is driven to turn and fold to be positioned at a horizontal position, and at the moment, the feeding push arm 23 is flush with the end flat rail 17, so that the coiled material to be laminated and the winding shaft 19 are conveniently placed on the end flat rail 17 at two sides, the butt joint is convenient, and the feeding is convenient; then put through blowing pneumatic cylinder 24 once more for material loading push arm 23 upset is in vertical position, thereby will drench the unreeling axle and the synchronous support of rolling axle 19 of membrane coiled material, drives synchronous bottom plate 11 and material loading push arm 23 synchronous inward movement under the rotation of material loading screw rod 5, and then will drench the unreeling axle and the rolling axle 19 of membrane coiled material and rise along material loading ramp 16 rebound, and then push in concentric arc circle 15, realize automatic feeding.

As shown in fig. 3 and 4, when the feeding pushing arm 23 passes through the contact switch 25, the closed screw 21 is automatically turned on to rotate to drive the closed loop 8 to move inward, and at this time, the feeding pushing arm 23 is located inside the closed loop 8, and does not affect the ascending movement of the winding shaft 19, so that the feeding pushing arm 23 and the closed loop 8 move inward synchronously, and then synchronously supporting the unreeling shaft and the reeling shaft 19 of the film-coated coiled material positioned at the two sides to the concentric arc rings 15, the closed loop 8 just moves to the side of the concentric loop 15 and closes with it into a complete circle, thereby including the fixed closure of the axle 19 of unreeling and the axle 19 of drenching the membrane coiled material, the material loading push arm 23 is in the below of the axle 19 of unreeling and the axle 19 of drenching the membrane coiled material this moment, and rolling gear 18 and the ring gear meshing of axle 19 of rolling to rolling gear 18 can drive the axle 19 of rolling and rotate, thereby realizes the function of rolling. The rolling finishes, the other end unreels and finishes, make it drive material loading push arm 23 and move backward through putting through material loading screw 5, thereby it makes its rotation to make to close the arc 8 and move backward through contact switch 25 switch-on closed screw 21, release the axle of unreeling and the full roll material rolling axle 19 of drenching membrane coiled material in step, slide down along material loading inclined rail 16 at the in-process of release, thereby shift down after material loading push arm 23, the axle of unreeling and the full roll material rolling axle 19 of the full roll material of drenching membrane coiled material are discharged, can be lifted off, need not artifical installation material loading, and the manpower is saved is favorable to high-efficient production.

As shown in fig. 2, 5 and 6, when the film is coated, the angle of the folding arm 9 is adjusted by rotating, the position and the angle of the adjustable scraper 10 are adjusted by matching the extension or the folding of the folding arm 9, so as to change the splayed angle of the adjustable scraper 10, the rotating angles of the hinge ball 31 and the adjustable scraper 10 can be adjusted by loosening the clamping screw 32, so as to change the pressure and the scraping direction acting on the coiled material 2, and the adjustable scraper 10 which swings out in a splayed manner can scrape the coiled material 2 outwards and take tension to a certain degree; the coiled material 2 passes through the tensioning roller, friction force towards two sides is generated by the outward turning screw grooves 28 of the outward extending rollers 27 to expand the coiled material 2 towards two sides, the coiled material 2 is expanded and pulled towards two sides, wrinkles are avoided, a low-viscosity rubber roller of the upward lifting roller 26 above the low-viscosity rubber roller plays a role in removing dust and impurities, and the quality of subsequent film coating is improved; continue forward between installing frame 12 and cooperation backing plate 13, drive inside rotation spin 14 through the pivoted axle of wearing to the heart and rotate to the outside, and then drive the coiled material 2 that passes through both sides receive to the certain power of dragging on both sides to further avoid the coiled material fold, make its surfacing, be smooth surface when drenching membrane department, thereby avoid drenching the production of membrane leak source, improve and drench the membrane quality.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.