CN212242065U

CN212242065U - Special double screw for producing TPU (thermoplastic polyurethane) material for antibacterial and antistatic film

Info

Publication number: CN212242065U
Application number: CN202020559545.7U
Authority: CN
Inventors: 郑华荻; 王小冬; 伍开标; 郑中元
Original assignee: Dongguan Yingjie Engineering Plastics Co ltd
Current assignee: Dongguan Yingjie Engineering Plastics Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-12-29
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses a special twin-screw of TPU material for producing antibacterial antistatic film, which comprises an extruder barrel, wherein a sealing cover is covered on the left end part of the extruder barrel, two vertically aligned bearings are horizontally and fixedly embedded on the sealing cover, a follow-up pipe is horizontally and fixedly penetrated in the middle shaft of the two bearings, and the right end part of the follow-up pipe is fixedly communicated with an end cover; the horizontal fixedly connected with diaphragm in closing cap left side upper portion, the vertical upwards fixedly connected with locating lever in diaphragm bottom left side. The utility model discloses a resistance heating rod in the screw rod section of thick bamboo carries out stable heat supply under the effect of connecting rod and locating lever, and the resistance heating rod generates heat and carries out abundant heating to two screw rod sections of thick bamboos to avoid the TPU material cooling to reduce the problem of flowing extrusion effect, and through the mode later maintenance of this kind of combined heating directly with resistance heating rod and connecting rod take out in the screw rod section of thick bamboo can.

Description

Special double screw for producing TPU (thermoplastic polyurethane) material for antibacterial and antistatic film

Technical Field

The utility model relates to a double screw technical field of TPU material processing specifically is a special double screw of TPU material for production antibiotic antistatic film.

Background

At present, a film making machine mainly comprises an unwinding mechanism, an operation platform, a deviation correcting device, a residual material scraper, a coating mechanism, a heating device, a central winding mechanism, a rack and the like; the device is characterized by also comprising a steel strip transmission mechanism for transmitting coating, a surface coiling mechanism for coiling the coating and a stripping mechanism, wherein the steel strip transmission mechanism is arranged on the rack; the stripping mechanism spans over the tail part of the steel belt conveying mechanism and is fixed on the machine frame.

Open (bulletin) CN208410461U discloses a TPU film production system membrane machine that can improve precision of rectifying a deviation through the retrieval, comprises a workbench, install the extrusion case on the workstation, the one end of extrusion case is provided with the trigeminy roller device, the top of trigeminy roller device is provided with scrapes the lamina membranacea, the both ends of scraping the lamina membranacea all are provided with the sliding tray, install the sliding seat on the sliding tray, install the lift fixed axle on the sliding seat, the bottom of lift fixed axle is provided with the scraper, it installs the drive seat to scrape one side of lamina membranacea, regulating switch is installed to one side of trigeminy roller device, the top of workstation is provided with the charge door. Although this technical scheme can effectual improvement film manufacturing machine's application range and convenience, changed the traditional fixed structure of scraper, this film manufacturing machine is at the in-process that uses, can conveniently slide adjusting to the scraper, still can adjust the lift use of scraper simultaneously, promotes technology quality, convenient and practical.

However, the technical scheme has the following problems:

the device is not provided with any heating measure, so that the double screws are easy to generate the condition of unsmooth flow under the condition of cooling the TPU material, the final production efficiency is influenced, and the improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special twin-screw of TPU material for producing antibiotic antistatic film has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special double screw for producing a TPU material for an antibacterial and antistatic film comprises an extruder barrel, wherein a sealing cover is fixedly covered at the left end part of the extruder barrel, two vertically aligned bearings are horizontally and fixedly embedded in the sealing cover, a follow-up pipe horizontally penetrates through the middle shaft of the two bearings, and an end cover is fixedly communicated with the right end part of the follow-up pipe; a transverse plate is horizontally and fixedly connected to the upper portion of the left side of the sealing cover, a positioning rod is vertically and upwardly fixedly connected to the left side of the bottom of the transverse plate, two horizontally arranged connecting rods are horizontally and fixedly connected to the positioning rod, and a resistance heating rod is fixedly connected to the right end portion of each connecting rod;

the servo gear is fixedly sleeved on the servo tube, the lower part of the left side of the sealing cover is horizontally and fixedly connected with a supporting plate, the upper part of the supporting plate is horizontally and rightwards fixedly connected with a driving motor, and the right end part of a transmission shaft rod of the driving motor is fixedly connected with a driving gear; the right end part of the end cover is fixedly connected with a screw cylinder, the screw cylinder is positioned in the inner cavity of the extruder cylinder, the right end part of the end cover is fixedly connected with an inserting cylinder, and the inserting cylinder is inserted at the left end part of the extruder cylinder.

As a preferred embodiment of the present invention, four support rods are fixedly connected to the bottom of the extruder barrel and distributed in a matrix.

As a preferred embodiment of the present invention, the driving gear is engaged with a follower gear located at a lower portion.

As a preferred embodiment of the utility model, the resistance heating rod is located screw rod section of thick bamboo inner chamber, the connecting rod activity runs through in the follow-up pipe.

As a preferred embodiment of the present invention, the screw cylinder is fixedly connected to the end cap by a bolt.

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

the utility model discloses a resistance heating rod in the screw rod section of thick bamboo carries out stable heat supply under the effect of connecting rod and locating lever, and the resistance heating rod generates heat and carries out abundant heating to two screw rod sections of thick bamboos, improves mobility to avoid the cooling of TPU material to reduce the problem of flowing effect of extruding, and through the mode later maintenance of this kind of combined heating directly with resistance heating rod and connecting rod follow screw rod section of thick bamboo in take out can.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the whole structure of a special twin screw for producing TPU material for antibacterial and antistatic film;

FIG. 2 is a schematic structural diagram of the distribution structure of the resistance heating rods of the special twin-screw for producing TPU material for antibacterial and antistatic thin film in the screw cylinder;

FIG. 3 is the utility model discloses the screw rod section of thick bamboo and the end cover connection of the special twin-screw of production TPU material for antibiotic antistatic film look sideways at the schematic structure.

In the figure: the device comprises an extruder barrel 1, a sealing cover 2, a connecting rod 3, a transverse plate 4, a positioning rod 5, a follow-up pipe 6, a follow-up gear 7, a driving motor 8, a driving gear 9, a supporting plate 10, a supporting rod 11, a screw barrel 12, a bearing 13, an end cover 14, an insertion barrel 15 and a resistance heating rod 16.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a special double screw for producing TPU materials for antibacterial and antistatic films comprises an extruder barrel 1, wherein a sealing cover 2 is covered on a fixing cover at the left end part of the extruder barrel 1, the sealing cover 2 is fixedly, closely and closely connected with the left end of the extruder barrel 1 through a bolt and a high-temperature-resistant sealing washer, the screw barrel 12 is convenient to remove and take out at the later stage, two vertically aligned bearings 13 are horizontally and fixedly embedded in the sealing cover 2, a follow-up pipe 6 is horizontally and fixedly penetrated in a middle shaft of the two bearings 13, and an end cover 14 is fixedly communicated with the right end part of the follow-up pipe 6; a transverse plate 4 is horizontally and fixedly connected to the upper portion of the left side of the seal cover 2, a positioning rod 5 is vertically and upwardly fixedly connected to the left side of the bottom of the transverse plate 4, two horizontally arranged connecting rods 3 are horizontally and fixedly connected to the positioning rod 5, a resistance heating rod 16 is fixedly connected to the right end portion of the connecting rod 3, when the resistance heating rod 16 needs to be taken out in the later period, a bolt for connecting the positioning rod 5 and the transverse plate 4 is firstly removed, and then the resistance heating rod 16 is extracted from the follow-up tube 6;

a follow-up gear 7 is fixedly sleeved on the follow-up pipe 6, the lower part of the left side of the seal cover 2 is horizontally and fixedly connected with a supporting plate 10, the upper part of the supporting plate 10 is horizontally and rightwards fixedly connected with a driving motor 8, and the right end part of a transmission shaft rod of the driving motor 8 is fixedly connected with a driving gear 9; the right end part of the end cover 14 is fixedly connected with a screw cylinder 12, the screw cylinder 12 is positioned in the inner cavity of the extruder barrel 1, the right end part of the end cover 14 is fixedly connected with an insertion cylinder 15, and the insertion cylinder 15 is inserted at the left end part of the extruder barrel 1.

In this embodiment (see fig. 1), four support rods 11 distributed in a matrix are fixedly connected to the bottom of the extruder barrel 1, and the extruder barrel 1 can be stably supported by the four support rods 11.

In this embodiment (see fig. 1), the driving gear 9 is engaged with the following gear 7 located at the lower portion, so as to ensure that the two screw barrels 12 rotate oppositely to achieve the purpose of extrusion under the rotation action of the driving gear 9 driving the following gear 7.

In this embodiment (please refer to fig. 1), the resistance heating rod 16 is located in the inner cavity of the screw cylinder 12, the connecting rod 3 movably penetrates through the follow-up tube 6, so that the resistance heating rod 16 can be taken out flexibly at a later stage, and a gap between the connecting rod 3 and the follow-up tube 6 can discharge hot air in time, thereby preventing high pressure from being generated in the screw cylinder 12.

In this embodiment, the screw cylinder 12 is fixedly connected to the end cap 14 by bolts, and the end cap 14 can be removed separately at a later stage to replace the screw cylinder 12.

When the special twin-screw of TPU material for the production antibiotic antistatic film used, need explain, the utility model relates to a special twin-screw of TPU material for the production antibiotic antistatic film, including extruder barrel 1, closing cap 2, connecting rod 3, diaphragm 4, locating lever 5, follow-up pipe 6, follow-up gear 7, driving motor 8, driving gear 9, layer board 10, bracing piece 11, screw rod barrel 12, bearing 13, end cover 14, grafting section of thick bamboo 15, resistance heating rod 16, the part is general standard component or the part that technical staff in the field known, and its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method.

During the use, driving motor 8 work drives driving gear 9 rotatory, then driving gear 9 work drives two intermeshing's follower gear 7 and rotates, follower gear 7 drives follower pipe 6 and rotates under the effect of bearing 13, and follower pipe 6 drives screw cylinder 12 and rotates normal extrusion feed, but resistance heating rod 16 in screw cylinder 12 carries out stable heat supply under the effect of connecting rod 3 and locating lever 5, resistance heating rod 16 generates heat and carries out abundant heating to two screw cylinders 12, thereby avoid the problem of TPU material cooling reduction flow extrusion effect, and through the mode later maintenance of this kind of combination heating directly with resistance heating rod 16 and connecting rod 3 follow screw cylinder 12 in take out can.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a special twin-screw of TPU material for producing antibiotic antistatic film, includes extruder barrel (1), its characterized in that: a sealing cover (2) is fixedly covered at the left end part of the extruder barrel (1), two vertically aligned bearings (13) are horizontally and fixedly embedded in the sealing cover (2), a follow-up pipe (6) horizontally penetrates through the middle shaft of the two bearings (13), and an end cover (14) is fixedly communicated with the right end part of the follow-up pipe (6); a transverse plate (4) is horizontally and fixedly connected to the upper portion of the left side of the sealing cover (2), a positioning rod (5) is vertically and upwardly fixedly connected to the left side of the bottom of the transverse plate (4), two horizontally arranged connecting rods (3) are horizontally and fixedly connected to the positioning rod (5), and a resistance heating rod (16) is fixedly connected to the right end portion of each connecting rod (3);

a follow-up gear (7) is fixedly sleeved on the follow-up pipe (6), a supporting plate (10) is horizontally and fixedly connected to the lower portion of the left side of the sealing cover (2), a driving motor (8) is horizontally and rightwards fixedly connected to the upper portion of the supporting plate (10), and a driving gear (9) is fixedly connected to the right end of a transmission shaft of the driving motor (8); the right end part of the end cover (14) is fixedly connected with a screw cylinder (12), the screw cylinder (12) is positioned in the inner cavity of the extruder cylinder (1), the right end part of the end cover (14) is fixedly connected with an insertion cylinder (15), and the insertion cylinder (15) is inserted at the left end part of the extruder cylinder (1).

2. The special twin-screw for producing the TPU material for the antibacterial and antistatic film as claimed in claim 1 is characterized in that: the bottom of the extruder barrel (1) is fixedly connected with four support rods (11) which are distributed in a matrix manner.

3. The special twin-screw for producing the TPU material for the antibacterial and antistatic film as claimed in claim 1 is characterized in that: the driving gear (9) is meshed with the follow-up gear (7) positioned at the lower part.

4. The special twin-screw for producing the TPU material for the antibacterial and antistatic film as claimed in claim 1 is characterized in that: the resistance heating rod (16) is positioned in the inner cavity of the screw cylinder (12), and the connecting rod (3) movably penetrates through the follow-up tube (6).

5. The special twin-screw for producing the TPU material for the antibacterial and antistatic film as claimed in claim 1 is characterized in that: the screw cylinder (12) is fixedly connected with the end cover (14) through bolts.