CN213618098U

CN213618098U - Multi-head hot nozzle

Info

Publication number: CN213618098U
Application number: CN202022351396.8U
Authority: CN
Inventors: 刘辉
Original assignee: Guangzhou Li Mould Technology Co ltd
Current assignee: Guangzhou Li Mould Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-07-06
Anticipated expiration: 2030-10-20

Abstract

The utility model relates to a bull heat is chewed, its technical scheme main points are: comprises a sealing rubber block, a body, a nozzle core, a rubber mouth thread, a clearance groove and a clearance hole; the lower end of the body is provided with a plurality of grooves; the body is provided with a first flow channel, and the first flow channel is provided with a feeding hole and a plurality of discharging holes; the grooves correspond to the discharge holes one by one; a plurality of nozzle cores communicated with the plurality of discharge holes are correspondingly arranged in the plurality of grooves respectively; the plurality of rubber mouth threads are correspondingly sleeved on the plurality of mouth cores and correspondingly in threaded connection with the plurality of grooves; the glue sealing block is fixedly connected to the upper end of the body, and a second flow channel corresponding to the feeding port is formed in the glue sealing block; the body is provided with a clearance hole; the clearance groove is formed in the inner side of the clearance hole; the advantage that this application has is chewed hot simple convenient of processing, and the runner is balanced no dead angle more, and the runner is chewed to heat more evenly.

Description

Multi-head hot nozzle

Technical Field

The utility model relates to a technical field is chewed to the heat, and more specifically says that it relates to a heat of moulding plastics is chewed.

Background

A hot nozzle, also called an injection nozzle, is an important part for injection molding, and is a method for obtaining a molded product by stirring a completely molten plastic material at a certain temperature by a screw, injecting the plastic material into a mold cavity by the hot nozzle at a high pressure, and cooling and solidifying the plastic material. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.

At present, various nozzles on the market are not simple and convenient enough to process, cannot enable a flow channel to be balanced and have no dead angle, and the flow channel is not uniformly heated enough.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a heat of moulding plastics is chewed, and it is simple convenient to have processing, and the runner is balanced more and does not have the dead angle, and the runner is chewed to heat more even advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a multi-headed hot nozzle, comprising: the sealing rubber block, the body, the nozzle core, the rubber mouth thread, the clearance groove and the clearance hole;

the lower end of the body is provided with a plurality of grooves; the body is provided with a first flow channel, and the first flow channel is provided with a feeding port and a plurality of discharging ports; the grooves correspond to the discharge holes of the first flow channel one by one; a plurality of nozzle cores which are correspondingly communicated with a plurality of discharge holes of the first flow channel are respectively arranged in the plurality of grooves; the plurality of mouth cores are sleeved with the plurality of rubber mouth wires, and the plurality of rubber mouth wires are in threaded connection with the plurality of grooves; the glue sealing block is fixedly connected to the upper end of the body, and a second flow channel is formed in the glue sealing block and corresponds to a feeding port of the first flow channel; the body is provided with a clearance hole; the clearance groove is formed in the inner side of the clearance hole.

Further, the outer side of the body is uniformly provided with heating rings 7 along the extending direction of the first flow channel.

Furthermore, the lower end of the chewing core is obliquely provided with a plurality of through holes.

Further, a gasket is arranged on the outer side of the body.

Furthermore, the sealing rubber block is fixedly connected to the body 1 through screws.

Further, the clearance hole is formed in the center of the body 1.

Furthermore, a plurality of discharge ports of the first flow channel are uniformly distributed around the clearance hole along the circumferential direction.

To sum up, the utility model discloses following beneficial effect has: the processing is simple and convenient, the preheating speed is faster for hot nozzle, the energy is saved more, the flow channel is more balanced and has no dead angle, and the flow channel is heated more uniformly for hot nozzle.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a plan view of the present invention.

In the figure: 1-body; 2-sealing the rubber block; 3-chewing core; 4-glue the mouth silk; 5-a through hole; 6-a gasket; 7-heating ring; 8-a first flow channel; 9-a second flow channel; 10-avoiding the empty slot; 11-clearance holes.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides an injection molding hot nozzle, as shown in figures 1 and 2, a sealing rubber block 2, a body 1, a nozzle core 3, a rubber mouth thread 4, a heating ring, a clearance groove 10 and a clearance hole 11, a plurality of first flow channels 8 are arranged on the body 1 to penetrate through the body 1, the first flow channels 8 are provided with a plurality of discharge ports, a feed port is arranged at the center above the body 1, the sealing rubber block 2 is fixedly connected above the body 1 and is provided with a second flow channel 9 at the central position to be connected with the flow channel collected on the body 1, the lower end of the discharge port of each first flow channel 8 is provided with the nozzle core 3 and is fixedly connected with the discharge port of the first flow channel 8 by the rubber mouth thread 4, the rubber mouth thread 4 is in threaded connection with the body 1, materials are re-dispersed to the discharge ports of each first flow channel 8 in the body 1 through the second flow channel 9 of the sealing rubber block 2 during injection molding and then are output through the nozzle core 3, each nozzle core 3 is provided with two or, a clearance hole 11 is formed in the center of the lower end of the body 1, so that the heating volume of the body 1 is reduced, and the waste of heat is reduced.

Further, the outside of body 1 is even to be equipped with the circle of generating heat for the better temperature of guaranteeing body 1, the circle of generating heat outside evenly distributed not only can effectual control adjust the temperature of body 1 and make the material can not solidify in the runner, also can be natural make chew the temperature in core 3 slightly be less than the temperature in the runner to the effectual drooling of avoiding the material.

Optionally, the lower end of the chewing core 3 is obliquely provided with two through holes 5, so that the outlet of the material is increased, drooling and blockage of the material can be effectively prevented, and the injection molding can be more balanced and uniform without dead angles.

Optionally, a gasket 6 is provided on the outside of the body 1 to cushion the force applied to the body 1 from the outside, so that the whole device can be well protected from damage and the stable operation of the manufacturing process can be increased.

Optionally, the sealant block 2 is fixedly connected to the body 1 by using 4 screws, so as to ensure the sealing degree between the first flow channel and the second flow channel.

In the specific implementation process, the materials are injected on the second flow channel 9 on the glue sealing block 2, the materials can be uniformly dispersed into the first flow channel in the body 1, the heating ring 7 prevents the heat loss of the materials when flowing, so that the materials are prevented from being solidified in the flow channel to cause the flow channel to be blocked, and the clearance holes 11 and the clearance grooves 10 on the body 1 can enable the heating ring 7 to control the temperature of the body 1 more conveniently, quickly and energy-saving.

The utility model discloses a bull is hot chewed for processing is simple convenient, and the runner is balanced no dead angle more, and the runner is chewed to heat more evenly.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A multi-headed hot nozzle, comprising: the sealing rubber block, the body, the nozzle core, the rubber mouth thread, the clearance groove and the clearance hole;

the body is provided with a first flow passage, and the first flow passage is provided with a plurality of grooves; the first fluid channel is provided with a feeding port and a plurality of discharging ports; the grooves correspond to the discharge holes one by one; a plurality of nozzle cores communicated with the plurality of discharge holes are correspondingly arranged in the plurality of grooves respectively; the plurality of rubber mouth threads are correspondingly sleeved on the plurality of mouth cores and correspondingly in threaded connection with the plurality of grooves; the glue sealing block is fixedly connected to the upper end of the body, and a second flow channel corresponding to the feeding port is formed in the glue sealing block; the body is provided with a clearance hole; the clearance groove is formed in the inner side of the clearance hole.

2. The multi-head heat nozzle according to claim 1, wherein the outer side of the body is provided with heating rings uniformly along the extending direction of the first flow channel.

3. The multi-head heat nozzle according to claim 2, wherein the lower end of the nozzle core is obliquely provided with a plurality of through holes.

4. A multi-headed hot nozzle according to claim 3, characterised in that the body is provided on its outside with a gasket.

5. The multi-headed hot nozzle according to claim 4, wherein the sealing rubber block is fixedly connected to the body by screws.

6. The multi-headed hot nozzle according to claim 4, wherein the clearance hole is provided in the center of the body.

7. The multi-head hot nozzle as claimed in claim 4, wherein the outlets of the first flow channel are uniformly arranged around the clearance hole along the circumferential direction.