CN218777037U

CN218777037U - Bushing sealing glue hot nozzle structure

Info

Publication number: CN218777037U
Application number: CN202222965438.6U
Authority: CN
Inventors: 陈兵华; 盘大勇
Original assignee: Suzhou Hotst Mould Co ltd
Current assignee: Suzhou Hotst Mould Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-31
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a structure is chewed to bush sealing glue heat, chew body, heat including the heat and chew head and support the position, the heat is chewed and is installed bush A and bush B on the body outer wall, just both connect through the thread tooth bush A and bush B, the heat is chewed and is provided with on the body inner wall and keeps away empty heat preservation, keep away and be provided with heater strip and accuse temperature thermocouple on the empty heat preservation inner wall, keep away and be provided with hot mouth body clearance groove on the empty heat preservation one, the heat is chewed and is installed the heat on the tip of first inside and chew the nozzle, the heat is chewed and has been seted up on the nozzle outer wall and has first keeping away the vacancy. The utility model discloses a what design chews body and bush A and bush B with the form of thread to connect into a whole with heat, and the hot mouth body of protection that can be abundant and heater strip do not receive external force to bump, are provided with thermal-insulated space between bush B and the hot mouth body, have solved the heat and have chewed temperature instability, the unbalanced problem.

Description

Lining glue sealing heat nozzle structure

Technical Field

The utility model belongs to the technical field of the hot runner is relevant, concretely relates to structure is chewed to bush sealing glue heat.

Background

The hot runner hot nozzle is a main component of a hot runner system, and mainly conveys a plastic melt transmitted by a splitter plate to a mold cavity to complete product injection molding.

The bush generally all adopts integral type and modular isotructure, generally all installs the end of chewing the body at heat, fails to play the effect that the body heater strip was chewed to the protection heat to the heat is chewed the first excessive contact of gluing position and mould, all can lead to gluing mouthful high in temperature, the curtain coating scheduling problem, scald, wire drawing scheduling problem can appear in the product mouth position, and the heat loss of hot mouth is too fast, and then leads to heating power overload heater life-span to subtract the weak point.

Disclosure of Invention

An object of the utility model is to provide a structure is chewed to bush seals glue heat to the heat that provides in solving above-mentioned background art is chewed the head and is sealed the excessive contact of gluing position and mould, leads to the product to glue mouthful position and can appear scalding, wire drawing scheduling problem, and the heat loss of hot mouth is too fast, and then leads to heating power overload heater life-span to subtract the short problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a structure is chewed to bush sealing glue heat, chews head and support position including heat, heat is chewed and is installed bush A and bush B on the body outer wall, just both connect through the thread in bush A and bush B, heat is chewed and is provided with the heat preservation of keeping away spaciously on the body inner wall, be provided with heater strip and accuse temperature thermocouple on the heat preservation of keeping away spaciously inner wall, it serves and is provided with heat mouth body and keeps away the empty groove to keep away spaciously heat preservation, heat is chewed and is installed heat on the tip of first inside and chew the nozzle, heat is chewed and has been seted up first on the nozzle outer wall and has kept away the vacancy.

Preferably, the following components: the end part of the heat nozzle body is fixedly connected with a runner plate through a heat nozzle fixing nut, and the number of the heat nozzle fixing nuts is set to be a plurality.

Preferably: the heater strip one side is provided with accuse temperature thermocouple, just the quantity of heater strip and accuse temperature thermocouple all establishes to a plurality ofly, the heater strip inboard is provided with hot glue way, the outlet is installed to hot glue way one end, the hot glue way other end is provided with hot chewing head.

Preferably: the outlet is arranged at one end inside the hot nozzle body.

Preferably: and a TIP core is arranged on the inner wall of the hot nozzle head.

Preferably, the following components: the outer wall of the supporting position is connected with a die plate, and the inner wall of the supporting position is connected with a lining B.

Preferably: be provided with the second between mould board and the bush B and keep away the vacancy, bush B outer wall seals the glue position through the bush and is connected with the mould board, bush B inner wall seals the glue position through bush and hot mouth body and is connected with the heat and chews the head, it seals the glue position through the heat to chew the head on the outer wall of head tip to be connected with the mould board.

Compared with the prior art, the utility model provides a structure is chewed to bush sealing glue heat possesses following beneficial effect:

the utility model discloses mainly be that the form of chewing body and bush A and bush B with the thread with heat connects into a whole, the hot mouth body of protection that can be abundant and heater strip do not receive external force to bump the wound, be provided with thermal-insulated space between bush B and the hot mouth body, reduce the contact surface that the heat was chewed head and mould board, chew the head at the heat and seal and reserve heat retaining space between the glue with the bush, not reducing under the condition that the head temperature was chewed to the heat, the heat is chewed the body and is wholly become a closed independent zone of heating and keep at stable temperature conduction to gluing mouthful position, better solution the heat and chewed the temperature instability, the unbalanced problem, product quality has been promoted.

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 do not constitute a limitation on the invention, and in the drawings:

FIG. 1 is a schematic view of the overall cross-sectional structure of a bushing sealing compound hot nozzle of the present invention;

FIG. 2 is a schematic cross-sectional view of a hot nozzle body in a bushing sealing compound hot nozzle structure according to the present invention;

fig. 3 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a bushing A; 2. a hot nozzle body; 3. heating wires; 4. a temperature control thermocouple; 5. hot glue channel; 6. a bushing B; 7. a TIP core; 8. a hot nozzle head; 9. an outlet; 10. a runner plate; 11. a mold plate; 12. a hot nozzle fixing nut; 13. a hot nozzle; 14. a support position; 15. sealing the bushing; 16. the bushing and the hot nozzle body are sealed; 17. a first vacancy avoidance position; 18. sealing glue positions of the hot nozzle heads; 19. a hot nozzle body clearance groove; 20. a hollow heat-insulating layer; 21. and a second bit avoidance bit.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a body 2 is chewed to bush sealing glue heat, body 8 is chewed and support position 14 including the heat, the heat is chewed and is installed bush A1 and bush B6 on the body 2 outer wall, and both bush A1 and bush B6 connect through the thread, the heat is chewed and is provided with on the 2 inner walls of body and keeps away empty heat preservation 20, it is provided with heater strip 3 and accuse temperature thermocouple 4 on the heat preservation 20 inner wall to keep away empty, it keeps away empty heat preservation 20 and serves and be provided with hot mouth body and keep away empty groove 19, the heat is chewed and is installed heat on the tip of first 8 inside and chew nozzle 13, the heat is chewed and has been seted up on the nozzle 13 outer wall and first keep away vacancy 17.

The end part of the hot nozzle body 2 is fixedly connected with a runner plate 10 through a hot nozzle fixing nut 12, and the number of the hot nozzle fixing nuts 12 is set to be a plurality.

The heater strip 3 one side is provided with accuse temperature thermocouple 4, and heater strip 3 and accuse temperature thermocouple 4's quantity all establishes to a plurality ofly, and the heater strip 3 inboard is provided with hot glue way 5, and outlet 9 is installed to hot glue way 5 one end, and the hot glue way 5 other end is provided with hot TIP 8, and outlet 9 installs in hot one of chewing body 2 inside and serves, and hot TIP 8 is provided with TIP core 7 on the inner wall.

Support and be connected with mould board 11 on the 14 outer walls in position, support and be connected with bush B6 on the 14 inner walls in position, be provided with the second between mould board 11 and the bush B6 and keep away vacancy 21, bush B6 outer wall is sealed glue position 15 through the bush and is connected with mould board 11, bush B6 inner wall is connected with heat through bush and the sealed position 16 of hot mouth body and is chewed first 8, chews on the outer wall of first 8 tip through the heat and chews first glue position 18 and be connected with mould board 11.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, the plastics fuse-element that comes from runner plate 10 transmission next can be carried to hot nozzle body 2 inside, meanwhile heater strip 3 that is located on hot nozzle body 2 inner wall can heat the plastics fuse-element that enters into hot nozzle body 2 inside, wherein accuse temperature thermocouple 4 can carry out accurate control to heater strip 3 constantly, the plastics fuse-element can loop through outlet 9, hot glue way 5, hot nozzle 8 and hot nozzle 13 of hot nozzle body 2 inside, spout by hot nozzle 13 finally, can accomplish the injection moulding to the product;

it chews first 8 inside backs to enter into the heat at the plastics fuse-element, because the heat is chewed the clearance heat preservation 20 that sets up on the inner wall of head 8 and can be formed a heat preservation, possess thermal-insulated heat retaining function, it glues 18 position temperature stabilization's effect to play the heat when chewing first 8 temperatures to reduce the heat, if need install or when dismantling bush A1 and bush B6, the staff only need through with the combination of the thread above bush A1 and the bush B6 or when separately, can accomplish the installation or the dismantlement to bush A1 and bush B6.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the hot nozzle body, the lining A and the lining B are connected into a whole in a thread form, so that the integral strength is very high, the structure is more compact, and the anti-collision performance of the hot nozzle body is better protected;

in the utility model, after the screw tooth joint of the bush A and the bush B is worn or crushed, only the bush A and the bush B need to be replaced, the maintenance speed is high, the cost is low, the use cost of customers is effectively reduced, the shutdown maintenance time of the customers is reduced, and the production efficiency is effectively improved;

the side sealing glue of the middle bushing B of the utility model is far away from the contact of the glue port, the contact surface of the head part of the hot nozzle and the die core is less, the temperature of the head part is reduced, a heat preservation layer is formed between the head part of the hot nozzle and the side sealing glue position of the bushing, and the function of stabilizing the temperature of the glue port position is realized while the temperature of the head part is reduced;

the utility model discloses well integral bush structure has possessed thermal-insulated heat retaining function, and bush B chews the body with heat and wholly becomes a closed independent zone of heating, can keep at stable temperature, and better solution heat is chewed body temperature unstability, the problem of imbalance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a structure is chewed to bush sealing glue heat, chews body (2), heat including the heat and chews head (8) and support position (14), its characterized in that: install bush A (1) and bush B (6) on body (2) outer wall is chewed to heat, just both connect through the thread to bush A (1) and bush B (6), it keeps away empty heat preservation (20) to be provided with on body (2) inner wall to heat chew, keep away and be provided with heater strip (3) and accuse temperature thermocouple (4) on empty heat preservation (20) inner wall, keep away empty heat preservation (20) and serve and be provided with hot mouth body and keep away empty groove (19), nozzle (13) is chewed to heat and is installed heat on the tip of head (8) inside, heat is chewed and has been seted up on nozzle (13) outer wall and is first kept away vacancy (17).

2. The bushing sealing adhesive heat nozzle structure of claim 1, wherein: the end part of the hot nozzle body (2) is fixedly connected with a runner plate (10) through a hot nozzle fixing nut (12), and the number of the hot nozzle fixing nuts (12) is set to be a plurality.

3. The bushing sealing glue hot nozzle structure of claim 1, wherein: heater strip (3) one side is provided with accuse temperature thermocouple (4), just heater strip (3) and the quantity of accuse temperature thermocouple (4) all establish to a plurality ofly, heater strip (3) inboard is provided with hot glue way (5), outlet (9) are installed to hot glue way (5) one end, hot glue way (5) other end is provided with heat and chews head (8).

4. The bushing sealing glue hot nozzle structure of claim 3, wherein: the outlet (9) is arranged at one end inside the hot nozzle body (2).

5. The bushing sealing adhesive heat nozzle structure of claim 3, wherein: the inner wall of the hot nozzle head (8) is provided with a TIP core (7).

6. The bushing sealing adhesive heat nozzle structure of claim 1, wherein: the outer wall of the supporting position (14) is connected with a die plate (11), and the inner wall of the supporting position (14) is connected with a lining B (6).

7. The bushing sealing adhesive heat nozzle structure of claim 6, wherein: be provided with the second between mould board (11) and bush B (6) and keep away vacancy (21), bush B (6) outer wall is sealed through the bush and is glued position (15) and be connected with mould board (11), bush B (6) inner wall is connected with heat through bush and hot mouth body seal position (16) and chews head (8), it chews first through the heat on the outer wall of head (8) tip and seals glue position (18) and be connected with mould board (11).