CN218701125U

CN218701125U - Exhaust single-screw extrusion device for forming polyester sheet

Info

Publication number: CN218701125U
Application number: CN202222467712.7U
Authority: CN
Inventors: 王海红
Original assignee: Suzhou Haichen Plastic Co ltd
Current assignee: Suzhou Haichen Plastic Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-03-24
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a polyester sheet shaping is with single screw extrusion device of exhaust, including extruding the casing, extrude the inside chamber of having seted up of casing, extrude chamber one end and seted up and extrude the mouth, all insert in the spliced eye of extrusion mouth roof and diapire and be equipped with discharge baffle, discharge baffle installs the thickness regulating plate perpendicularly, and discharge baffle and thickness regulating plate set up about extrusion mouth longitudinal symmetry, extrude chamber internally mounted and have the spiral to extrude the blade, extrude chamber one end and seted up the gas vent, extrude chamber one end upside and install the feed inlet, the utility model discloses an all insert in the spliced eye of extrusion mouth roof and diapire and be equipped with discharge baffle, discharge baffle installs the thickness regulating plate perpendicularly for insert the degree of depth of extrusion mouth through adjusting discharge baffle, thereby can adjust the thickness of extruding the material of extrusion mouth, thereby the material that satisfies different thickness extrudes and uses needs.

Description

Exhaust single-screw extrusion device for forming polyester sheet

Technical Field

The utility model relates to an extrusion equipment technical field specifically is a polyester sheet shaping is with single screw extrusion device that exhausts.

Background

Polyesters are used for their excellent clarity and apparent brightness. The PET sheet is a thermoplastic environment-friendly plastic product, is odorless and tasteless after being combusted, and does not generate toxic gas. The product has high transparency, no water ripple on the surface, no crystal point and no whitening; the grease resistance and the chemical property are strong; high toughness and rigidity, and high impact strength. The extruder is needed to be used in the processing process of the PET sheet, and the extruder depends on the pressure and the shearing force generated by the rotation of the screw rod, so that the material can be fully plasticized and uniformly mixed and is molded through an opening die. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders.

The single screw extruder of PET sheet production of application number CN202121229197.8 among the prior art, including bottom plate, feeding case, the last fixed surface of bottom plate is connected with the backup pad, the left surface fixedly connected with motor of backup pad, this utility model, set up crushing shaft, sieve, vibrator, smash the material that needs, filter the material, make the even mixture that the material is good in the barrel, improved the production quality of material, set up hot plate and heat-conducting plate, make the material in the barrel be heated more even, further improve the production quality of material. However, the thickness of the material extruded from the extrusion opening is not convenient to adjust, so that the requirement for extruding and using the material with different thicknesses is difficult to meet, and the efficiency of extruding the material is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polyester sheet shaping is with single screw extrusion device that exhausts to solve the thickness that is not convenient for adjust the extrusion mouth among the prior art and extrude the material, thereby the material that is difficult to satisfy different thickness is extruded and is used required, influences the problem of the efficiency that the material was extruded.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a polyester sheet shaping is with single screw extruder of exhaust, includes and extrudes the casing, extrude the inside chamber of extruding of having seted up of casing, extrude chamber one end and seted up and extrude the mouth, it is equipped with discharge baffle all to insert in the spliced eye of mouth roof and diapire, discharge baffle installs the thickness regulating plate perpendicularly in one end, and discharge baffle and thickness regulating plate about extruding mouthful longitudinal symmetry setting, it has the spiral to extrude the chamber internally mounted and extrude the blade, extrude chamber one end and seted up the gas vent, extrude chamber one end upside and install the feed inlet, lower carriage and PLC switch board are installed to extrusion casing downside.

Further, the storage hopper is installed to feed inlet one end upside, and installs first valve on the feed inlet, install the second valve on the gas vent.

Further, the motor is installed through the transmission shaft to spiral extrusion blade one end, and motor fixed mounting is in the extruder shell one end outside, the electric heating layer is installed to extruder shell inner wall.

Furthermore, the thickness adjusting plate is vertically arranged at one end of the discharging baffle, and the thickness adjusting plate and the discharging baffle are integrally arranged into a model of 21274.

Furthermore, the screw rod is rotatably installed outside one end of the extrusion opening through a limiting seat and a limiting plate, and the middle of one end of the discharge baffle is in threaded sliding connection with the screw rod.

Furthermore, a guide hole is formed in the upper side of one end of the discharging baffle plate, and the guide hole is connected with a guide rod outside the extrusion opening in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an all insert in the spliced eye of extruding mouthful roof and diapire and be equipped with discharge baffle, discharge baffle installs the thickness regulating plate perpendicularly for insert the degree of depth of extruding the mouth through adjusting discharge baffle, thereby can adjust the thickness of extruding the mouth and extruding the material, thereby the material that satisfies different thickness extrudes and uses the needs.

2. The utility model discloses because the screw rod is installed through spacing seat and limiting plate rotation in the extrusion outlet one end outside, and ejection of compact baffle one end middle part and screw rod screw thread sliding connection for through rotatory adjusting screw, thereby can carry out lift adjustment to ejection of compact baffle and thickness adjusting plate and handle, convenient operation is swift, and the regulation precision is higher.

3. The utility model discloses a guiding hole has been seted up to discharge baffle one end upside, and the guiding hole and the guide bar sliding connection who extrudes the mouthful outside for the processing of leading when can be to discharge baffle lift adjustment is favorable to improving the stability of discharge baffle lift adjustment and location.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a right side view of the extruder housing structure of the present invention;

fig. 4 is a schematic view of the structure of the discharge baffle of the present invention.

In the figure: 1. a lower bracket; 2. a PLC control cabinet; 3. an extruder housing; 4. a feed inlet; 5. a storage hopper; 6. a first valve; 7. an extrusion chamber; 8. a screw extrusion blade; 9. an electric heating layer; 10. a motor; 11. an extrusion port; 12. an exhaust port; 13. a second valve; 14. a guide hole; 15. a thickness adjusting plate; 16. inserting holes; 17. a discharge baffle; 18. a screw; 19. a limiting seat; 20. a limiting plate; 21. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, in an embodiment of the present invention, an exhaust single screw extrusion device for forming polyester sheet, including an extruder housing 3, an extrusion chamber 7 has been opened inside the extruder housing 3, an extrusion port 11 has been opened to one end of the extrusion chamber 7, it is convenient to horizontally extrude the material, a discharge baffle 17 is inserted in an insertion hole 16 of the top wall and the bottom wall of the extrusion port 11, a thickness adjusting plate 15 is vertically installed to one end of the discharge baffle 17, and the discharge baffle 17 and the thickness adjusting plate 15 are symmetrically arranged about the extrusion port 11, so that the depth of the extrusion port 11 is inserted through adjusting the discharge baffle 17, thereby the thickness of the extrusion port 11 extruding the material can be adjusted, thereby it is required to extrude the material with different thicknesses, the internal installation of the extrusion chamber 7 has a spiral extrusion blade 8, an exhaust port 12 has been opened to one end of the extrusion chamber 7, a feed inlet 4 is installed to one end upside of the extrusion chamber 7, a lower bracket 1 and a PLC control cabinet 2 are installed to the lower side of the extruder housing 3, it is convenient to integrally control the processing.

Preferably, the storage hopper 5 is installed to feed inlet 4 one end upside, and installs first valve 6 on the feed inlet 4, installs the second valve 13 on the gas vent 12, is convenient for control the switching of gas vent 12.

Preferably, motor 10 is installed through the transmission shaft to 8 one ends of spiral extrusion blade, and motor 10 fixed mounting is in the 3 one end outsides of extruder housing, and electric heating layer 9 is installed to 3 inner walls of extruder housing for can carry out heat treatment to extrusion chamber 7 inside of extruder housing 3, prevent that the material cooling from solidifying.

Preferably, the thickness adjusting plate 15 is vertically arranged at one end of the discharging baffle plate 17, and the thickness adjusting plate 15 and the discharging baffle plate 17 are integrally arranged into a 21274type, so that the connecting structure of the discharging baffle plate 17 and the thickness adjusting plate 15 has high strength and is convenient for lifting adjustment treatment.

Preferably, extrude 11 one end outsides of mouthful through spacing seat 19 and the rotatory screw rod 18 of installing of limiting plate 20, and ejection of compact baffle 17 one end middle part and 18 screw thread sliding connection of screw rod for through rotatory adjusting screw 18, thereby can carry out lift adjustment to ejection of compact baffle 17 and thickness adjusting plate 15 and handle, convenient operation is swift, and the regulation precision is higher.

Preferably, the guide hole 14 is opened to the one end upside of discharging baffle 17, and guide hole 14 and the guide bar 21 sliding connection who extrudes the mouth 11 outside for carry out the direction when can be to discharging baffle 17 lift adjustment and handle, be favorable to improving discharging baffle 17 lift adjustment and the stability of location.

The utility model discloses a theory of operation and use flow: the discharging baffle plates 17 are inserted into the inserting holes 16 of the top wall and the bottom wall of the extrusion port 11 at one end of the extruder shell 3, and the thickness adjusting plate 15 is vertically arranged at one end of each discharging baffle plate 17, so that the thickness of materials extruded by the extrusion port 11 can be adjusted by adjusting the depth of the discharging baffle plates 17 inserted into the extrusion port 11, and the requirement of extruding and using materials with different thicknesses is met; and extrude 11 one end outsides of mouthful through spacing seat 19 and limiting plate 20 rotatory installation screw rod 18, and ejection of compact baffle 17 one end middle part and 18 screw thread sliding connection of screw rod for through rotatory adjusting screw rod 18, thereby can carry out lift adjustment to ejection of compact baffle 17 and thickness adjusting plate 15 and handle, convenient operation is swift, and the regulation precision is higher.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a polyester sheet is exhaust single screw extrusion device for shaping, includes extruder casing (3), its characterized in that: extruder shell (3) inside has been seted up and has been extruded chamber (7), extrude chamber (7) one end and seted up and extrude mouth (11), it all inserts and is equipped with discharge baffle (17) to extrude mouth (11) roof and diapire, thickness regulating plate (15) are installed perpendicularly to discharge baffle (17) one end, and discharge baffle (17) and thickness regulating plate (15) set up about extruding mouth (11) longitudinal symmetry, it has spiral extrusion blade (8) to extrude chamber (7) internally mounted, extrude chamber (7) one end and seted up gas vent (12), it installs feed inlet (4) to extrude chamber (7) one end upside.

2. The vented single-screw extrusion apparatus for molding a polyester sheet according to claim 1, wherein: the storage hopper (5) is installed to feed inlet (4) one end upside, and installs first valve (6) on feed inlet (4), install second valve (13) on gas vent (12).

3. The vented single-screw extrusion apparatus for molding a polyester sheet according to claim 1, wherein: motor (10) is installed through the transmission shaft to spiral extrusion blade (8) one end, and motor (10) fixed mounting is in extruder casing (3) one end outside.

4. The vented single-screw extrusion apparatus for molding a polyester sheet according to claim 1, wherein: the thickness adjusting plate (15) is vertically arranged with one end of the discharging baffle plate (17), and the thickness adjusting plate (15) and the discharging baffle plate (17) are integrally arranged into a shape of 21274.

5. The vented single-screw extrusion apparatus for molding a polyester sheet according to claim 1, wherein: the outer side of one end of the extrusion opening (11) is rotatably provided with a screw rod (18) through a limiting seat (19) and a limiting plate (20), and the middle of one end of the discharging baffle plate (17) is in threaded sliding connection with the screw rod (18).

6. The vented single-screw extrusion apparatus for molding a polyester sheet according to claim 1, wherein: and a guide hole (14) is formed in the upper side of one end of the discharging baffle plate (17), and the guide hole (14) is in sliding connection with a guide rod (21) on the outer side of the extrusion opening (11).