CN214605676U

CN214605676U - Hot runner system of multi-head side-feeding glue nozzle

Info

Publication number: CN214605676U
Application number: CN202120909363.2U
Authority: CN
Inventors: 田孝宾; 孙宗海
Original assignee: Qingdao Zhike Mould Fittings Co ltd
Current assignee: Qingdao Zhike Mould Fittings Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-05
Anticipated expiration: 2031-04-29

Abstract

The utility model belongs to the technical field of hot runner system, especially, relate to a hot runner system of nozzle is glued to bull side entry. Chew the case including the heat, set up in the heat and chew the case top the owner penetrate chew and set up the core of chewing in the heat, its characterized in that, the inside that the owner penetrated and chewed sets up the sprue, the sprue runs through the heat and chews the case and be connected with the incasement portion's of chewing reposition of redundant personnel chamber, evenly be provided with the several diverging port on the lateral wall in reposition of redundant personnel chamber, the pipe is chewed to the side that the core was chewed in being provided with on the outer wall of case is chewed to the heat holding, the inside of chewing the core is provided with and chews the communicating reposition of redundant personnel passageway in the case outside with the heat, the reposition of redundant personnel passageway is chewed incasement portion to the heat and is extended and is formed the shunt tubes, the shunt tubes corresponds with the diverging port and stretches into the reposition of redundant personnel intracavity, the end of shunt tubes is in the reposition of redundant personnel intracavity all the time, the output of actuating cylinder is connected with the regulating plate, the outer wall of case is chewed to the heat sets up the several heater strip. The utility model discloses a set up the regulating plate and can effectually carry out lateral shifting with chewing the core.

Description

Hot runner system of multi-head side-feeding glue nozzle

Technical Field

The utility model belongs to the technical field of hot runner system, especially, relate to a hot runner system of nozzle is glued to bull side entry.

Background

The hot runner system is an extension of the injection molding machine. The function of the hot runner system is to feed the thermoplastic melt to the vicinity of the forming mold or directly to the mold. The hot runner system can be independently heated, which can separately compensate for heat loss due to contact with the cold mold and ensure that the thermoplastic melt does not solidify as the temperature becomes lower. The hot runner system has been successfully used for processing various plastic materials, but the plastic product surface that current hot runner system was moulded plastics appears burr, gluey mark etc. flaw easily, and chews in the current hot runner system the core and is fixed, when meetting less and meticulous injection molding, can't stretch into the mould to the phenomenon that the surface of appearing gluing is uneven and the glue breaks.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to overcome the defects, the utility model aims to provide a hot runner system of a multi-head side-feeding glue nozzle, which aims to solve the technical problem of immovable nozzle core.

(II) technical scheme

In order to achieve the purpose, the technical scheme provided by the application is as follows:

a hot runner system of a multi-head side-feeding glue nozzle comprises a hot nozzle box, a main injection nozzle arranged at the top of the hot nozzle box and a nozzle core arranged in the hot nozzle box, wherein a main flow channel is arranged in the main injection nozzle, the main flow channel penetrates through the hot nozzle box and is connected with a flow dividing cavity in the hot nozzle box, a plurality of flow dividing ports are uniformly arranged on the side wall of the flow dividing cavity, sealing rings are arranged on the flow dividing ports, a side nozzle pipe for accommodating the nozzle core is arranged on the outer wall of the hot nozzle box, a threaded barrel is fixedly sleeved on the nozzle core and is correspondingly screwed with a fixing hole of an adjusting plate, a flow dividing channel communicated with the outer side of the hot nozzle box is arranged in the nozzle core, the flow dividing channel extends into the hot nozzle box to form a flow dividing pipe, the flow dividing pipe corresponds to the flow dividing ports and extends into the flow dividing cavity, the tail end of the flow dividing pipe is always arranged in the flow dividing cavity, the initial end of the flow dividing pipe is arranged on the outer side of the hot nozzle box, the incasement is chewed to heat sets up the gliding sliding chamber of regulating plate of being convenient for, the bottom of sliding chamber sets up the slip track, the bottom of regulating plate sets up the movable pulley corresponding with the slip track, the case is chewed to heat is last to set up several adjust cylinder, adjust cylinder's output is connected with the regulating plate, the case is chewed to heat sets up several heater strips in the outer wall.

Preferably, the outer wall of the hot nozzle box comprises an aluminum plate box arranged inside the heating wire and a heat-insulating lining plate arranged outside the heating wire.

Preferably, the heat-insulating lining plate is a heat-insulating asbestos plate.

Preferably, a temperature sensor is arranged in the shunt cavity.

Has the advantages that:

1. the utility model can effectively move the nozzle core transversely by arranging the adjusting plate;

2. the nozzle core is fixed through screw connection, so that the nozzle core can be conveniently detached and can be effectively replaced when a fault occurs;

3. the outer wall of the hot nozzle box can continuously transmit heat to the thermoplastic melt through the aluminum plate box, the heating wires and the heat-insulating lining plate.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a side sectional view of the present invention;

FIG. 3 is a top sectional view of the present invention;

reference numerals:

1. the main runner, 2 main injection nozzle, 3 adjusting cylinder, 4 nozzle core, 5 side nozzle pipe, 6 hot nozzle box, 7 aluminum plate box, 8 heat preservation lining plate, 9 heating wire, 10 flow dividing channel, 11 threaded cylinder, 12 sliding track, 13 sliding wheel, 14 flow dividing pipe, 15 flow dividing cavity, 16 flow dividing port, 17 adjusting plate, 18 sliding chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The utility model provides a hot runner system that nozzle is glued to bull side, include the heat chew case 6, set up in the heat chew 2 of the main penetrating at 6 tops of case and set up in the heat chew 6 in chew core 4, the main penetrating is chewed 2 and is connected with last primary equipment, include sprue 1 in the main penetrating 2, sprue 1 runs through the heat and chews case 6 and heat and chew the inside reposition of redundant personnel chamber 15 of case and be connected, the thermoplasticity fuse-element flows into reposition of redundant personnel chamber 15 by sprue 1 in, evenly be provided with several reposition of redundant personnel mouth 16 on the lateral wall of reposition of redundant personnel chamber 15, be provided with the sealing washer on the reposition of redundant personnel mouth 16, the sealing washer has high temperature resistance's characteristics, can enough guarantee the leakproofness between shunt tubes 14 and reposition of redundant personnel mouth 16, can prevent again that the sealing washer from being scalded under the effect of thermoplasticity fuse-element.

The outer wall of the hot nozzle box 6 is provided with a side nozzle pipe 5 for accommodating a nozzle core 4, the nozzle core 4 can move transversely in the side nozzle pipe 5, the nozzle core 4 is fixedly sleeved with a threaded barrel 11, the threaded barrel 11 is correspondingly screwed with a fixing hole of an adjusting plate 17, when the nozzle core 4 fails, the nozzle core 4 can be timely replaced by rotating the nozzle core 4 without delaying the service period, a shunt passage 10 communicated with the outer side of the hot nozzle box 6 is arranged in the nozzle core 4, the shunt passage 10 extends into the hot nozzle box 6 to form a shunt pipe 14, the shunt pipe 14 corresponds to a shunt port 16 and extends into a shunt cavity 15, a sealing ring is arranged between the shunt pipe 14 and the shunt port 16, the tail end of the shunt pipe 14 is always arranged in the shunt cavity 15, the initial end of the shunt pipe 14 is arranged on the outer side of the hot nozzle box 6, so as to ensure that thermoplastic melt in the shunt cavity 15 can flow to the shunt passage 14 to the shunt passage 10, the box 6 is chewed to the heat sets up the gliding sliding chamber 18 of regulating plate 17 of being convenient for, the bottom of sliding chamber 18 sets up slip track 12, the bottom of regulating plate 17 sets up the movable pulley 13 corresponding with slip track 12, the bottom movable pulley 13 of regulating plate 17 guarantees that regulating plate 17 slides in the fixed orbit in the sliding chamber, set up several adjusting cylinder 3 on the box 6 is chewed to the heat, adjusting cylinder 3's output is connected with regulating plate 17, and adjusting cylinder 3 passes through the output and is connected with regulating plate 17, and regulating plate 17 drives to chew core 4 and chew in pipe 5 lateral shifting in the side.

Set up several heater strips 9 in the outer wall of case 6 is chewed to heat, the outer wall of case 6 is chewed to heat is including setting up in the inside aluminum plate case 7 of heater strip 9 and setting up in the outside heat preservation welt 8 of heater strip 9, heat preservation welt 8 is heat preservation asbestos board, heater strip 9 wraps up the inside of aluminum plate case 7, can last to heat case 6, and the inside of heater strip 9 can transmit the even efficient of heat degree of heater strip 9 for the thermoplasticity fuse-element of inside for aluminum plate case 7, the outside of heater strip 9 sets up heat preservation welt 8, chews incasement portion with heat and remains throughout under the state of high temperature.

Set up temperature sensor in the reposition of redundant personnel intracavity, can the effectual temperature that detects the thermoplasticity fuse-element, avoid because of the heater strip effect is poor or when breaking down, the thermoplasticity fuse-element temperature crosses the phenomenon that appears solidifying the jam excessively.

The utility model can effectively move the nozzle core transversely by arranging the adjusting plate; the nozzle core is fixed through screw connection, so that the nozzle core can be conveniently detached and can be effectively replaced when a fault occurs; the outer wall of the hot nozzle box can continuously transmit heat to the thermoplastic melt through the aluminum plate box, the heating wires and the heat-insulating lining plate.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A hot runner system of a multi-head side glue-feeding nozzle comprises a hot nozzle box, a main injection nozzle arranged at the top of the hot nozzle box and a nozzle core arranged in the hot nozzle box, and is characterized in that a main flow passage is arranged in the main injection nozzle, the main flow passage penetrates through the hot nozzle box and is connected with a flow distribution cavity in the hot nozzle box, a plurality of flow distribution ports are uniformly arranged on the side wall of the flow distribution cavity, sealing rings are arranged on the flow distribution ports, a side nozzle pipe for accommodating the nozzle core is arranged on the outer wall of the hot nozzle box, a threaded barrel is fixedly sleeved on the nozzle core and is correspondingly screwed with a fixing hole of an adjusting plate, a flow distribution passage communicated with the outer side of the hot nozzle box is arranged in the nozzle core, the flow distribution passage extends into the hot nozzle box to form a flow distribution pipe, the flow distribution pipe corresponds to the flow distribution ports and extends into the flow distribution cavity, the tail end of the flow distribution pipe is always arranged in the flow distribution cavity, the initial end of shunt tubes is in the outside that the case was chewed to the heat, the incasement is chewed to the heat sets up the gliding sliding chamber of regulating plate of being convenient for, the bottom of sliding chamber sets up the slip track, the bottom of regulating plate sets up the movable pulley corresponding with the slip track, the case is chewed to the heat sets up several adjusting cylinder, adjusting cylinder's output is connected with the regulating plate, the outer wall that the case was chewed to the heat sets up several heater strips.

2. The hot runner system of a multi-headed side entry nozzle of claim 1, wherein the outer wall of the nozzle box comprises an aluminum box disposed inside the heater wire and a heat insulating liner disposed outside the heater wire.

3. The hot runner system of a multi-headed side-entry nozzle according to claim 2, wherein the insulating liner is an insulating asbestos sheet.

4. The hot runner system of a multi-headed side-feed glue nozzle according to claim 1, wherein a temperature sensor is disposed in the manifold chamber.