CN111497294A - A PP decorative film casting machine - Google Patents

Abstract

The invention relates to the technical field of casting machines, in particular to a PP decorative film casting machine which comprises a feeding platform frame, a drying and mixing machine, a screw feeding machine, a variable-frequency driving motor, an extruder base, an edge material recycling and forced feeding device, a PP raw material plasticizing screw charging barrel, an oil pressure filter screen replacing device, a clothes rack type special die head, a ninety-degree elbow device, a complete machine control table, a film forming table device, an adjustable auxiliary cooling roller, a forming steel roller, a forming rubber roller, a secondary cooling traction device, an ice water unit and a water mold temperature unit. The invention achieves the purposes of reducing energy consumption, improving automatic control process, reducing production cost and improving product quality, can stabilize the automatic feeding process of raw materials, improves the transparency, luster and thickness uniformity of the film, and obviously reduces labor cost.

Description

A PP decorative film casting machine

technical field

The invention relates to the technical field of casting machines, in particular to a casting machine for PP decorative films.

Background technique

PP decorative film is a kind of paint-free furniture surface application decorative film made of polypropylene as raw material. Its visual effect is comparable to that of veneer. It is very suitable for flat sticking, wrapping and conditional 3D blistering; the back of the film It can be coated with adhesive. The treatment of the adhesive can make the film and various workpieces play a more sticky role, making the product more durable; the biggest advantage of environmentally friendly PP film is that it can be degraded when recycled, and only water and carbon dioxide are released when burned. , does not produce any toxic gas, and brings good news to protect the environment.

In the use of the casting machine, its own manufacturing process requirements are complex, and the assembly precision is high. Due to the price competition of market products, this model is still equipped with a traditional three-phase different motor to drive, and the energy saving is not very prominent. , to a great extent waste of energy, at the same time, the efficiency of the automatic control process is low, and the production of the machine still needs to be equipped with two people to operate the machine. In the past, the method of vacuum suction and feeding was used to change the proportion of raw materials, thus affecting the performance of the product, such as flatness and shrinkage.

SUMMARY OF THE INVENTION

(1) Technical problems solved

In view of the deficiencies of the prior art, the present invention provides a PP decorative film casting machine, which achieves the purpose of reducing energy consumption, improving automatic control process, reducing production cost and improving product quality, and can make the automatic feeding process of raw materials more efficient. Stabilization to ensure the accuracy of the raw material ratio, improve the transparency, gloss and thickness uniformity of the film, and reduce the amount of labor involved, which has the effect of significantly reducing labor costs.

(2) Technical solutions

In order to achieve the above technical problems, the present invention provides the following technical solutions: a PP decorative film casting machine, including a feeding platform frame, a drying mixer, a screw feeding machine, a variable frequency drive motor, an extruder frame, a side Material recovery and forced feeding device, PP raw material plasticizing screw barrel, hydraulic filter changing device, special die head for coat hanger, 90-degree elbow device, complete machine console, film forming table device, adjustable auxiliary cooling Roller, forming steel roll, forming rubber roll, secondary cooling traction device, ice water unit, water mold temperature unit, silent edge material crusher, edge material winder, swing edge correction device, edge trimming device, surface electric Halo treatment machine, winding tension control device, cross double station winder and automatic shaft unloading machine, the loading platform frame is fixedly installed on the right side of the drying and mixing machine, and the screw feeding machine is fixedly installed On the left side of the drying mixer, the feeding end of the screw feeder and the discharging end of the drying mixer are fixedly connected through pipes, the variable frequency drive motor is fixedly installed on the extruder base, and the The edge material recovery and forced feeding device and the raw material plasticizing screw barrel are fixedly installed on the extruder frame from right to left, and the output end of the variable frequency drive motor is respectively connected with the edge material recovery and forced feeding device and the PP The input end of the raw material plasticizing screw barrel is connected by transmission, the discharge end of the edge material recovery and forced feeding device is fixedly connected with the feeding end of the PP raw material plasticizing screw barrel, and the oil pressure filter screen changing device is connected. One end is fixedly connected with the discharge end on the left side of the PP raw material plasticizing screw barrel, the film forming table device is fixedly installed on the left side of the oil pressure filter screen changing device, and the special hanger type die is fixedly installed on the film forming table. Above the top of the device, the ninety-degree elbow device is fixedly installed on the end of the coat-hanger-type special die head, and the adjustable auxiliary cooling roller, forming steel roller and forming rubber roller are all fixedly installed on the film forming table device, The adjustable auxiliary cooling rollers, forming steel rollers and forming rubber rollers are arranged and distributed in sequence from left to right on the film forming table device. The ice-water unit is fixedly installed behind the film forming table device. The unit is fixedly installed on the left side of the ice-water unit, and the secondary cooling traction device is fixedly installed on the left side of the film forming table device.

Further, the front end of the ninety-degree elbow device is fixedly installed with a static mixer, the end of the static mixer is fixedly connected with the special die head of the hanger type, and the complete machine console is fixedly installed on the thin film forming machine. the front of the device.

Further, the forming steel roller and the forming rubber roller are installed in the arrangement of horizontal linear slide rails in the film forming table device, and both the forming steel roller and the forming rubber roller are driven by an oil cylinder.

Further, the silent side material pulverizer is fixedly installed at the rear of the secondary cooling and traction device, and the side material winder is fixedly installed on the left side of the silent side material crusher. The feed end of the feeder is fixedly communicated with the edge material recovery and forced feeding device through a pipeline.

Further, the swinging edge correcting device is fixedly installed on the left side of the secondary cooling traction device, the edge trimming device is fixedly installed on the left side of the swing edge correcting device, and the surface corona treatment machine is fixedly installed on the edge trimming device. On the left side of the surface corona treatment machine, a short-distance double-sided cooling sizing roller arranged up and down is fixedly installed.

Further, the rewinding tension control device is fixedly installed on the left side of the surface corona treatment machine, the cross double-station rewinder is fixedly installed on the left side of the rewinding tension control device, and the automatic shaft unloading The machine is fixedly installed on the left side of the cross double station winder.

Further, the loading platform frame is a movable stepped platform, and a handrail and a guardrail are fixedly installed on the loading platform frame.

(3) Beneficial effects

The invention provides a PP decorative film casting machine, which has the following beneficial effects:

1. The forming steel roller and the forming rubber roller in the film forming table device of the present invention are arranged in a horizontal linear slide rail, and are driven by an oil cylinder. Compared with the traditional cylinder method, the energy is higher and the stability is poor. The energy consumption is greatly reduced and the stability of the running state is improved. At the same time, the adjustable auxiliary cooling roller is designed to be moved up, down, left, and right, so that the film can adjust the cooling and wrapping angle according to production requirements, so as to achieve better product requirements. .

2. The present invention can stably form the cast T-shaped extruded PP film by using a special die head of the hanger type. The temperature-controlled plastic flow rate and pressure distribution have achieved the best effect, and the material flows out evenly along the entire width of the machine lip. There is no dead angle in the internal flow channel of the head, and the material mold has a uniform temperature, and the static mixer is placed in the front section of the ninety-degree elbow device, which better ensures the dispersion of the extrusion plasticized raw material molecules, Improve product quality.

3. The present invention uses a screw feeder to replace the traditional vacuum suction raw material supply method, which can make the automatic feeding process of the raw material more stable, thereby ensuring the accuracy of the raw material ratio and avoiding the vacuum suction feeding method. The resulting ratio error phenomenon ensures the performance of the product, improves the flatness and shrinkage performance of the product, and the chemical molecules of the product are arranged in an orderly manner, so it is beneficial to improve the gloss and thickness uniformity of the film.

4. In the present invention, after the surface corona treatment machine, the short-distance double-sided cooling shaping rollers arranged up and down are added, so as to more effectively eliminate the stress and heat generated by the corona, and significantly improve the shrinkage flatness of the film.

5. The present invention is equipped with an automatic shaft unloading machine after the traditional cross double-station winder, and the automatic unloading and unwinding machine can automatically unload and pull out the function of the air expansion shaft, which greatly reduces the operation. The labor intensity of personnel and operators can achieve the effect of automatic and rapid unloading, thus reducing the amount of labor involved, significantly reducing labor costs, and improving production efficiency.

Description of drawings

Fig. 1 is the three-dimensional structure composition schematic diagram of the present invention;

FIG. 2 is a schematic diagram of the front structure composition of the present invention.

In the picture: 1. Loading platform frame; 2. Drying mixer; 3. Screw feeder; 4. Frequency conversion drive motor; 5. Extruder base; 6. Edge material recovery and forced feeding device; 7 , PP raw material plasticizing screw barrel; 8. Oil pressure filter changing device; 9. Special die head for coat hanger type; 10. Ninety-degree elbow device; 11. Machine console; 12. Film forming table device; 13 , adjustable auxiliary cooling roller; 14, forming steel roller; 15, forming rubber roller; 16, secondary cooling traction device; 17, ice water unit; 18, water mold temperature unit; 19, silent edge material crusher; 20. Edge material winder; 21. Swing edge correction device; 22. Trimming device; 23. Surface corona treatment machine; 24. Winding tension control device; Shaft unloader.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-2, the present invention provides a technical solution: a PP decorative film casting machine, including a loading platform frame 1, a drying mixer 2, a screw feeder 3, a variable frequency drive motor 4, an extrusion Machine base 5, edge material recovery and forced feeding device 6, PP raw material plasticizing screw barrel 7, hydraulic filter changing device 8, special die head for coat hanger 9, 90-degree elbow device 10, the whole machine Console 11, film forming table device 12, adjustable auxiliary cooling roller 13, forming steel roller 14, forming rubber roller 15, secondary cooling traction device 16, ice water unit 17, water mold temperature unit 18, silent edge material Crusher 19, Edge Rewinder 20, Swing Edge Correction Device 21, Trimming Device 22, Surface Corona Treater 23, Winding Tension Control Device 24, Cross Double Station Winder 25 and Automatic Shaft Unloading Machine 26, the feeding platform frame 1 is fixedly installed on the right side of the drying and mixing machine 2, the screw feeding machine 3 is fixedly installed on the left side of the drying mixing machine 2, and the feeding end of the screw feeding machine 3 is connected to the drying mixing machine. The discharge end of the machine 2 is fixedly connected through a pipeline. The present invention adopts the screw feeder 3 to replace the traditional vacuum suction raw material supply method, which can make the automatic feeding process of the raw material more stable, thereby ensuring the accuracy of the raw material ratio. It avoids the proportioning error caused by the vacuum suction feeding method, thus ensuring the performance of the product, improving the flatness and shrinkage performance of the product, and the chemical molecules of the product are arranged in an orderly manner, so it is beneficial to improve the gloss of the film. and thickness uniformity, the variable frequency drive motor 4 is fixedly installed on the extruder base 5, the edge material recovery and forced feeding device 6 and the PP raw material plasticizing screw barrel 7 are fixedly installed on the extruder in turn from right to left. On the seat 5, the output end of the variable frequency drive motor 4 is connected with the edge material recovery and forced feeding device 6 and the input end of the PP raw material plasticizing screw barrel 7 respectively. It is electrically connected to achieve the effect of automatic control operation, with high controllable precision and low energy consumption. , one end of the oil pressure filter changing device 8 is fixedly connected with the discharge end on the left side of the PP raw material plasticizing screw barrel 7, and the film forming table device 12 is fixedly installed on the left side of the oil pressure filter changing device 8. The die head 9 is fixedly installed above the top of the film forming table device 12. The present invention can stably form the casting T-shape of the extruded PP film by using a coat hanger-type special die head 9, and the temperature-controlled plastic flow rate and pressure distribution have reached the maximum. The best effect is that the material flows out evenly along the entire width of the machine lip, there is no dead angle in the internal flow channel of the machine head, and the material mold has a uniform temperature, and the static mixer is placed in the front section of the ninety-degree elbow device 10. , which can better ensure the dispersion of extruded plasticizing raw material molecules and improve the quality of products. The ninety-degree elbow device 10 is fixedly installed on the end of the hanger-type special die 9, and the adjustable auxiliary cooling roll 13 and the forming steel roll. 14 and the forming rubber roller 15 are fixedly installed on the film forming table device 12, the adjustable auxiliary cooling roller 13, the forming steel roller 1 4 and the forming rubber rollers 15 are arranged and distributed sequentially from left to right on the film forming table device 12, the ice water unit 17 is fixedly installed behind the film forming table device 12, and the water mold temperature unit 18 is fixedly installed in the ice water unit 17. On the left side, the secondary cooling pulling device 16 is fixedly installed on the left side of the film forming table device 12 .

The loading platform frame 1 is a movable ladder platform, the loading platform frame 1 is fixedly installed with handrails and guardrails, the front end of the ninety-degree elbow device 10 is fixedly installed with a static mixer, and the end of the static mixer is a hanger type. The special die head 9 is fixed and connected, the console 11 of the whole machine is fixedly installed in front of the thin film forming table device 12, the forming steel roller 14 and the forming rubber roller 15 are installed in the film forming table device 12 by the arrangement of horizontal linear slide rails , the forming steel roller 14 and the forming rubber roller 15 are driven by the oil cylinder. The forming steel roller 14 and the forming rubber roller 15 in the film forming table device 12 of the present invention are arranged in a horizontal linear slide rail and are driven by an oil cylinder. Compared with the traditional cylinder method, the energy consumption is higher and the stability is poor, which can greatly reduce the energy consumption and improve the stability of the running state. It is possible to adjust the cooling and wrapping angle of the film according to production requirements, so as to achieve better product requirements. On the left side of the edge material crusher 19, the feed end of the silent type edge material crusher 19 is fixedly connected to the edge material recovery and forced feeding device 6 through a pipeline, and the swing edge correction device 21 is fixedly installed on the secondary cooling traction device 16. On the left side, the edge trimming device 22 is fixedly installed on the left side of the swing edge correcting device 21, and the surface corona treatment machine 23 is fixedly installed on the left side of the edge trimming device 22. Distance from the double-sided cooling and shaping roller, the present invention adds a short-distance double-sided cooling shaping roller arranged up and down after the surface corona treatment machine 23, so as to more effectively eliminate the stress and heat generated by the corona, and have a good effect on the shrinkage flatness of the film. When the attention is raised, the winding tension control device 24 is fixedly installed on the left side of the surface corona treatment machine 23, and the cross double-station winder 25 is fixedly installed on the left side of the winding tension control device 24, which automatically pulls out the shaft to unload the roll The machine 26 is fixedly installed on the left side of the cross double-station winder 25. In the present invention, an automatic shaft pulling and unwinding machine 26 is configured after the traditional cross double-station winder 25, and the automatic shaft pulling and unwinding machine 26 is matched. The function of automatically unloading the coil and pulling out the air expansion shaft greatly reduces the labor intensity of operators and operators, and can achieve the effect of automatic and rapid unloading, thus reducing the amount of labor involved and significantly reducing labor costs. , and improve production efficiency.

In the process of use, the drying mixer 2 is firstly fed by the raw material feeding machine or manually. After the mixing of the various raw materials is completed, the screw feeding machine 3 is automatically fed into the PP raw material plasticizing screw barrel. In 7, the edge material produced therein is recovered by the action of the edge material recovery and forced feeding device 6, and the plasticized raw material is extruded from the special die head 9 of the hanger type, and is extruded and plasticized into a molten fluid state material, and the mold is plasticized. The size of the discharge gap of the lip is adjusted by a row of adjustment screws outside the lip. According to the thickness requirements of the film product, the gap size of the die lip is adjusted, and then flows out from the die lip at an equal speed and uniformity, and then passes through the molding glue in turn. The roller 15 and the forming steel roller 14 are shaped, and then cast on the surface of the adjustable auxiliary cooling roller 13. After cooling and shaping, they are peeled off. Finally, the edge material is processed by the swing edge correction device 21 and the edge trimming device 22. The thickness measurement and surface corona treatment machine 23 performs corona treatment, and finally the finished product is wound by the cross double-station winding machine 25 .

The beneficial effects of the present invention are as follows: the present invention adopts the screw feeder 3 to replace the traditional vacuum suction raw material supply method, which can make the automatic feeding process of the raw materials more stable, thereby ensuring the accuracy of the raw material ratio, avoiding the The ratio error phenomenon caused by the vacuum suction feeding method ensures the performance of the product, improves the flatness and shrinkage performance of the product, and the chemical molecules of the product are arranged in an orderly manner, so it is beneficial to improve the gloss and uniform thickness of the film. Therefore, the forming steel roller 14 and the forming rubber roller 15 in the film forming table device 12 of the present invention are arranged in a horizontal linear slide rail, and are driven by an oil cylinder. Compared with the traditional cylinder method, the energy is higher and the stability is poor, showing a sharp contrast. , which can greatly reduce the energy consumption and improve the stability of the operating state. At the same time, the adjustable auxiliary cooling roller 13 is designed to be moved up, down, left, and right, so that the film can be adjusted according to the production demand. Good product requirements, the present invention can stably form a cast T-shaped extruded PP film by using a hanger-type special die head 9. The temperature-controlled plastic flow rate and pressure distribution have achieved the best effect, and the material is uniform along the entire width of the lip. There is no dead angle in the internal flow channel of the machine head, and the material mold has a uniform temperature, and the static mixer is placed in the front section of the ninety-degree elbow device 10, which better guarantees extrusion plasticization The dispersion of raw material molecules improves the quality of products.

The control method of the present invention is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming by those skilled in the art. The supply of power also belongs to the common knowledge in the art, and the present invention is mainly used to protect the mechanical device , so the present invention will not explain the control mode and circuit connection in detail.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A PP decorative film casting machine comprises a feeding platform frame (1), a drying mixer (2), a screw feeding machine (3), a variable frequency driving motor (4), an extruder base (5), a rim charge recycling and forced feeding device (6), a PP raw material plasticizing screw charging barrel (7), an oil pressure filter screen replacing device (8), a coat hanger type special die head (9), a ninety-degree elbow device (10), a complete machine control console (11), a film forming platform device (12), an adjustable auxiliary cooling roller (13), a forming steel roller (14), a forming rubber roller (15), a secondary cooling traction device (16), an ice water unit (17), a water mold temperature unit (18), a silent rim charge crusher (19), a rim charge winding machine (20), a swinging edge correcting device (21), an edge cutting device (22), a surface corona processor (23), a winding tension control device (24), Cross duplex position rolling machine (25) and automatic axle unloading machine (26) of drawing out, its characterized in that: the feeding platform frame (1) is fixedly arranged on the right side of the drying mixer (2), the screw rod feeding machine (3) is fixedly arranged on the left side of the drying mixer (2), the feeding end of the screw rod feeding machine (3) is fixedly communicated with the discharging end of the drying mixer (2) through a pipeline, the variable-frequency driving motor (4) is fixedly arranged on the extruder base (5), the rim charge recycling and forcing feeding device (6) and the PP raw material plasticizing screw material cylinder (7) are fixedly arranged on the extruder base (5) from right to left in sequence, the output end of the variable-frequency driving motor (4) is respectively connected with the rim charge recycling and forcing feeding device (6) and the input end of the PP raw material plasticizing screw material cylinder (7) in a transmission manner, the discharging end of the rim charge recycling and forcing feeding device (6) is fixedly communicated with the feeding end of the PP raw material plasticizing screw material cylinder (7), the one end that filter screen device (8) was traded to the oil pressure and the fixed intercommunication of the left discharge end of PP raw materials plastify screw rod feed cylinder (7), film forming table device (12) fixed mounting trades the left side of filter screen device (8) at the oil pressure, coat hanger formula special die head (9) fixed mounting is in the top at film forming table device (12) top, ninety degree elbow device (10) fixed mounting is on the end of coat hanger formula special die head (9), adjustable auxiliary cooling roller (13), shaping steel roller (14) and shaping rubber roll (15) all fixed mounting are on film forming table device (12), adjustable auxiliary cooling roller (13), shaping steel roller (14) and shaping rubber roll (15) arrange the distribution in proper order from a left side to right side on film forming table device (12), frozen water unit (17) fixed mounting is at the rear of film forming table device (12), the water mold temperature unit (18) is fixedly arranged on the left side of the ice water unit (17), and the secondary cooling traction device (16) is fixedly arranged on the left side of the film forming table device (12).

2. The PP decorative film casting machine according to claim 1, wherein: the front end of the ninety-degree elbow device (10) is fixedly provided with a static mixer, the tail end of the static mixer is fixedly communicated with the coat hanger type special die head (9), and the whole machine console (11) is fixedly arranged in front of the thin film forming table device (12).

3. The PP decorative film casting machine according to claim 1, wherein: the forming steel roller (14) and the forming rubber roller (15) are installed in the film forming table device (12) in a horizontal linear sliding rail arrangement mode, and the forming steel roller (14) and the forming rubber roller (15) are driven by oil cylinders.

4. The PP decorative film casting machine according to claim 1, wherein: silence formula rim charge rubbing crusher (19) fixed mounting is at the rear of aftercooling draw gear (16), rim charge rolling machine (20) fixed mounting is in the left side of silence formula rim charge rubbing crusher (19), the feed end of silence formula rim charge rubbing crusher (19) is retrieved and is forced feed arrangement (6) fixed intercommunication through pipeline and rim charge.

5. The PP decorative film casting machine according to claim 1, wherein: sway and entangle limit device (21) fixed mounting in the left side of secondary cooling draw gear (16), side cut device (22) fixed mounting sways the left side of entangling limit device (21), surface corona treatment machine (23) fixed mounting is in the left side of side cut device (22), fixed mounting has the two-sided cooling design roller in closely of arranging from top to bottom on surface corona treatment machine (23).

6. The PP decorative film casting machine according to claim 1, wherein: winding tension control device (24) fixed mounting is in the left side of surface corona treatment machine (23), cross duplex position rolling machine (25) fixed mounting is in the left side of winding tension control device (24), draw a scroll unloader (26) fixed mounting in the left side of cross duplex position rolling machine (25) voluntarily.

7. The PP decorative film casting machine according to claim 1, wherein: the movable ladder platform is characterized in that the feeding platform frame (1) is a movable ladder platform, and handrails and guardrails are fixedly mounted on the feeding platform frame (1).

Images