CN219171637U

CN219171637U - Feeding cylinder heating device of mould pressing cover making machine

Info

Publication number: CN219171637U
Application number: CN202222570859.9U
Authority: CN
Inventors: 曲建松; 栾洪玉
Original assignee: Longkou Haoyang Rubber And Plastic Products Co ltd
Current assignee: Longkou Haoyang Rubber And Plastic Products Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-13
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a feeding cylinder heating device of a mould pressing cover making machine, which comprises an extrusion molding pipe, wherein a feeding bin is arranged on the extrusion molding pipe, a heating mechanism for increasing the temperature of the extrusion molding pipe is arranged on the extrusion molding pipe, the heating mechanism comprises a plurality of heating cylinders fixedly connected to the side wall of the extrusion molding pipe, heating oil is filled in the heating cylinders, a plurality of electric heating pipes are arranged in the heating cylinders, an oil injection pipe and a waste oil pipe which are communicated with the inside of the heating cylinders are arranged on the heating cylinders, and two mounting plates are fixedly connected to the upper ends of the heating cylinders. According to the utility model, the heating mechanism is arranged, the electric heating pipe is used for heating the material in the extrusion molding pipe in a mode of heating the heating oil in the heating cylinder, the contact area between the heating oil and the extrusion molding pipe is larger, and compared with the traditional heating mode, the extrusion molding pipe can be heated more rapidly, and meanwhile, the material in the heating cylinder can be heated uniformly, so that the heating effect of the material is improved.

Description

Feeding cylinder heating device of mould pressing cover making machine

Technical Field

The utility model relates to the technical field of molding and capping machines, in particular to a heating device for a feed cylinder of a molding and capping machine.

Background

The machine equipment for manufacturing plastic bottle caps is various, wherein a mould pressing cap making machine is most commonly used, and the cap making machine generally comprises a plurality of parts including an extrusion module, a pressing module and a feeding and discharging mechanism, wherein the extrusion module comprises a screw rod, a feeding barrel and the like.

The screw rod in the feeding cylinder of the existing molding and capping machine rotates in the feeding cylinder to generate extrusion thrust, plastic raw materials can be changed into molten liquid from solid, the feeding cylinder is heated by a heater arranged outside the feeding cylinder, most of the existing heating devices are used for winding the heating wire around the feeding cylinder to heat the feeding cylinder, for example, a feeding cylinder heating system of the molding and capping machine with the publication number of CN211566899U and an extrusion die of a full-automatic molding and capping machine with the publication number of CN205326243U are heated by heating wires, and the heating wires and the feeding cylinder contact die are limited, so that the feeding cylinder cannot be heated uniformly, and the feeding cylinder heating device of the molding and capping machine needs to be designed to solve the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a feeding cylinder heating device of a mould pressing cover making machine, which heats materials in an extrusion molding pipe in a mode that an electric heating pipe heats heating oil in a heating cylinder by arranging a heating mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a mould pressing system lid machine feed cylinder heating device, includes the extruded tube, be equipped with the feeding storehouse on the extruded tube, be equipped with the mechanism that heaies up that is used for rising extruded tube temperature on the extruded tube, the mechanism that heaies up includes a plurality of heating cylinders of fixed connection at the extruded tube lateral wall, the intussuseption of heating cylinder is filled with heating oil, install a plurality of electric heating pipes in the heating cylinder, be equipped with rather than the oil pipe and the waste oil pipe of inside intercommunication on the heating cylinder, two mounting panels of heating cylinder upper end fixedly connected with, be equipped with the cooling mechanism that is used for reducing heating oil temperature on the mounting panel.

Preferably, the cooling mechanism comprises a first shell fixedly connected to the upper ends of the two mounting plates, a second shell is fixedly connected to the upper end of the first shell, a circulating pump is mounted in the bottom in the first shell, a return pipe communicated with an adjacent heating cylinder is arranged on the water outlet pipe of the circulating pump, an oil outlet pipe communicated with the adjacent heating cylinder is arranged on the water inlet end of the circulating pump, and a fan is arranged in the second shell.

Preferably, the second heat dissipation openings are formed in the two side walls of the second shell, the second heat dissipation net is installed in the second heat dissipation openings, the first heat dissipation openings are formed in the two side walls of the first shell, and the first heat dissipation net is installed in the first heat dissipation openings.

Preferably, the second valve is arranged on the oil outlet pipe, and the section of the oil outlet pipe positioned in the second shell is in a serpentine structure.

Preferably, the waste oil pipe is provided with a first valve, the oil filler pipe is provided with a sealing cover, and the sealing cover is in threaded connection with the oil filler pipe.

Preferably, a third valve is arranged on the return pipe, and a temperature controller is arranged on the side wall of the heating cylinder.

The utility model has the following beneficial effects:

1. the device is provided with the heating mechanism, the electric heating pipe after being connected with the power supply heats heating oil in the heating cylinder, and the heating oil after heating heats materials in the extrusion molding pipe;

2. the device is provided with the cooling mechanism, the second valve and the third valve on the heating cylinder are opened, the circulating pump and the fan are started, and a large amount of heat is taken away by flowing air in the process that heating oil flows in the second shell, so that the temperature of the heating oil flowing back into the heating cylinder is reduced, the cooling of the heating oil is realized, the rationality of the device setting is further improved, the cooling speed is high, the condition that the feeding cylinder is overheated due to untimely cooling is avoided, and the service life of the feeding cylinder is further ensured;

3. this device has set up first heat dissipation net and second heat dissipation net, and first heat dissipation net can make the nearby air flow that exists of circulating pump, satisfies the heat dissipation requirement of circulating pump normal use, and the second heat dissipation net can avoid the dust to accumulate on the delivery line, leads to delivery line radiating efficiency decline.

Drawings

FIG. 1 is a schematic diagram of a heating device for a feed cylinder of a molding and capping machine according to the present utility model;

FIG. 2 is an enlarged view of the structure at A of FIG. 1;

fig. 3 is a perspective view of a heating device for a feed cylinder of a molding cover machine according to the present utility model.

In the figure: the device comprises an extrusion molding pipe 1, a heating cylinder 2, an electric heating pipe 3, heating oil 4, a filler pipe 5, a sealing cover 6, a waste oil pipe 7, an oil outlet pipe 8, a first valve 9, a second valve 10, a temperature controller 11, a return pipe 12, a mounting plate 13, a third valve 14, a first shell 15, a first heat dissipation net 16, a second shell 17, a second heat dissipation net 18, a fan 19 and a circulating pump 20.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a feeding cylinder heating device of a molding cover making machine comprises an extrusion molding pipe 1, wherein a feeding bin is arranged on the extrusion molding pipe 1, a heating mechanism for raising the temperature of the extrusion molding pipe 1 is arranged on the extrusion molding pipe 1, the heating mechanism comprises a plurality of heating cylinders 2 fixedly connected to the side wall of the extrusion molding pipe 1, the heating cylinders 2 are cylindrical shells with openings, the left side wall and the right side wall are respectively provided with a cylindrical shell, after the heating cylinders 2 are sleeved on the extrusion molding pipe 1, sealing can be completed through means such as welding seams, glue injection and the like, the sealing can be completed in the prior art, so that excessive description is omitted, heating oil 4 is filled in the heating cylinders 2, a plurality of electric heating pipes 3 are arranged in the heating cylinders 2, an oil injection pipe 5 and a waste oil pipe 7 which are communicated with the inside of the heating cylinders 2 are arranged on the heating cylinders 2, and two mounting plates 13 are fixedly connected to the upper ends of the heating cylinders 2.

The mounting plates 13 are provided with cooling mechanisms for reducing the temperature of the heating oil 4, the cooling mechanisms comprise first shells 15 fixedly connected to the upper ends of the two mounting plates 13, the upper ends of the first shells 15 are fixedly connected with second shells 17, circulating pumps 20 are installed at the bottoms in the first shells 15, water outlet pipes of the circulating pumps 20 are communicated with return pipes 12 communicated with adjacent heating cylinders 2, water inlet ends of the circulating pumps 20 are communicated with oil outlet pipes 8 communicated with the adjacent heating cylinders 2, and fans 19 are arranged in the second shells 17.

In the utility model, the two side walls of the second shell 17 are provided with the second heat dissipation openings, the second heat dissipation net 18 is arranged in the second heat dissipation openings, the two side walls of the first shell 15 are provided with the first heat dissipation openings, the first heat dissipation net 16 is arranged in the first heat dissipation openings, the first heat dissipation net 16 can enable air to flow nearby the circulating pump 20, the normal use requirement of the circulating pump 20 is met, and the second heat dissipation net 18 can prevent dust from accumulating on the oil outlet pipe 8, so that the heat dissipation efficiency of the oil outlet pipe 8 is reduced.

In the utility model, the second valve 10 is arranged on the oil outlet pipe 8, and the section of the oil outlet pipe 8 positioned in the second shell 17 is in a serpentine structure, so that the residence time of the heating oil 4 in the second shell 17 can be prolonged, and more heat in the heating oil 4 can be taken away by flowing air.

In the utility model, the waste oil pipe 7 is provided with the first valve, so that the leakage of heating oil 4 can be prevented, the oil injection pipe 5 is provided with the sealing cover, and the sealing cover is in threaded connection with the oil injection pipe 5.

In the utility model, the return pipe 12 is provided with the third valve 14, the side wall of the heating cylinder 2 is provided with the temperature controller 11, and the temperature controller 11 is in the prior art, so that redundant description is not needed, and the second valve 10 and the third valve 14 are all electromagnetic valves.

When the heating device is used, the plurality of electric heating pipes 3 in the heating cylinder 2 are powered on, the electric heating pipes 3 heat heating oil 4 in the heating cylinder 2, and the heated heating oil 4 transfers heat to the extrusion pipe 1, so that the extrusion pipe 1 heats up, and materials in the extrusion pipe 1 are heated;

when the extrusion molding pipe 1 needs to be cooled, the second valve 10 and the third valve 14 on the heating cylinder 2 can be opened, the circulating pump 20 and the fan 19 can be started, the heating oil 4 in the heating cylinder 2 enters the second shell 17 from the oil outlet pipe 8 and flows back into the heating cylinder 2 from the return pipe 12, the heating oil 4 flows along the serpentine pipeline of the oil outlet pipe 8 in the process of flowing through the second shell 17, the fan 19 can accelerate the air flow near the oil outlet pipe 8, and a large amount of heat transferred from the heating oil 4 to the oil outlet pipe 8 is taken away, so that the temperature of the heating oil flowing back into the heating cylinder 2 is reduced, the requirement of quickly cooling the heating oil 4 is realized, the cooling requirement of taking the heating oil 4 as a heating mode is realized, and the rationality of device setting is further improved.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the practical concept thereof, can be replaced or changed equally within the scope of the present utility model.

Claims

1. The utility model provides a mould pressing system lid machine feed cylinder heating device, includes extrusion molding pipe (1), its characterized in that, be equipped with the feeding storehouse on extrusion molding pipe (1), be equipped with the intensification mechanism that is used for rising extrusion molding pipe (1) temperature on extrusion molding pipe (1), intensification mechanism includes a plurality of heating cylinders (2) of fixed connection at extrusion molding pipe (1) lateral wall, the intussuseption of heating cylinder (2) is filled with heating oil (4), install a plurality of electric heating pipes (3) in heating cylinder (2), be equipped with on heating cylinder (2) rather than oil pipe (5) and waste oil pipe (7) of inside intercommunication, two mounting panel (13) of heating cylinder (2) upper end fixedly connected with, be equipped with the cooling mechanism that is used for reducing heating oil (4) temperature on mounting panel (13).

2. The feeding cylinder heating device of the molding cover making machine according to claim 1, wherein the cooling mechanism comprises a first shell (15) fixedly connected to the upper ends of two mounting plates (13), a second shell (17) is fixedly connected to the upper ends of the first shell (15), a circulating pump (20) is installed in the inner bottom of the first shell (15), a return pipe (12) communicated with an adjacent heating cylinder (2) is arranged in the water outlet pipe of the circulating pump (20), an oil outlet pipe (8) communicated with the adjacent heating cylinder (2) is arranged in the water inlet end of the circulating pump (20), and a fan (19) is arranged in the second shell (17).

3. The feeding cylinder heating device of the molding cover making machine according to claim 2, wherein the two side walls of the second shell (17) are provided with second heat dissipation openings, the second heat dissipation openings are internally provided with second heat dissipation nets (18), the two side walls of the first shell (15) are provided with first heat dissipation openings, and the first heat dissipation nets (16) are arranged in the first heat dissipation openings.

4. A device for heating a feed cylinder of a molding machine according to claim 3, wherein the oil outlet pipe (8) is provided with a second valve (10), and the section of the oil outlet pipe (8) in the second housing (17) has a serpentine structure.

5. The feeding cylinder heating device of the molding cover making machine according to claim 1, wherein the waste oil pipe (7) is provided with a first valve, the oil injection pipe (5) is provided with a sealing cover, and the sealing cover is in threaded connection with the oil injection pipe (5).

6. A device for heating a feed cylinder of a molding machine according to claim 2, characterized in that the return pipe (12) is provided with a third valve (14), and the side wall of the heating cylinder (2) is provided with a temperature controller (11).