CN202200475U

CN202200475U - Hot sprue structure of hot runner mould

Info

Publication number: CN202200475U
Application number: CN2011203235829U
Authority: CN
Inventors: 徐娜; 杨林
Original assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Current assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Priority date: 2011-08-31
Filing date: 2011-08-31
Publication date: 2012-04-25
Anticipated expiration: 2021-08-31

Abstract

The utility model provides a hot sprue structure of a hot runner mould, which is matched with the hot runner mould and comprises a first runner body, a second runner body and a heating element. A first runner is arranged inside the first runner body which is capable of being matched with the hot runner mould in thickness, a second runner is arranged inside the second runner body which is capable of being fixedly connected with the first runner body in a matched manner, and the heating element is sleeved on the peripheries of the first runner body and the second runner body. Therefore, a hot sprue structure model of any specification can be provided according to the hot runner mould design as needed, and production needs can be met at any time, so that convenience is brought to production of clients. The hot sprue structure matched with the hot runner mould can be in mass production, and cost can be reduced by 70% when one hundred pieces are produced in batch. Simultaneously, the hot sprue structure of the hot runner mould is changed from customization to spot goods, so that the production cycle is prolonged, and production efficiency is improved.

Description

A kind of hot mouth structure of hot runner mould

Technical field

The utility model relates to a kind of mould accessory, and the hot mouth structure that relates in particular to a kind of hot runner mould improves.

Background technology

In the injection mold industry; Application of Hot Runner System more and more widely; " hot mouth " is important and complicated thermal machine parts in the TOP-TIP; It is the terminal of whole system, also is plastic cement is directed reach the throat of mold cavity, indispensable important channel in the whole especially TOP-TIP through the runner hole." hot mouth " as forming one of critical component in the TOP-TIP, it has many highly difficult specification requirements, and good design demand is based on for many years experience and professional knowledge.But in practical application; TOP-TIP is as the cover of one in mould accessory commonly used, and the template thickness size changes, and the length of hot like this mouth also just and then changes; So hot mouth just is difficult to make standard component and is difficult to large batch of production, and the length of hot mouth changes because of mould plate size usually:

1, the mould design standard owing to each die making shop has nothing in common with each other, thereby the size of template also is inequality;

2, the size of mould plate also can change because of product structure or size variation.

In the face of various clients' demand, need adapted to be difficult to accomplish, and the change of hot mouth length directly cause TOP-TIP can not manufacture standard component in batches once cover hot flow path standard component, if can not make general standard component, the single-piece manufacturing cost is very expensive.The general employed hot mouth in market is the needs manufacturing of hot flow path manufacturer according to the client now, if existing system on demand piecemeal; Take 5 days ability at the soonest and accomplish and produce, every criteria of right and wrong part all, cost is high; Manufacturing cycle is longer, can not satisfy the client and need use, and causes construction delay like this; Cost increases, and will have a strong impact on production.

The utility model content

The purpose of the utility model is to overcome the defective of prior art, and the hot mouth structure of the standard component hot runner mould that a kind of cost is low, the manufacturing cycle short, can enhance productivity is provided.

The utility model is achieved in that a kind of hot mouth structure of hot runner mould, and supporting hot runner mould comprises: can offer first flow in it according to the first flow body of said hot runner mould thickness coupling; The second runner body offers second runner in it; Said first flow communicates with said second runner, and the said second runner body is connected with said first flow body-fixed; Heating element heater, it is sheathed on the outer peripheral edges of said first flow body and the said second runner body.

Further, the said second runner body is threaded with said first flow body.

Particularly, be provided with interior connecting thread in the said first flow body, the said second runner body is provided with outer connecting thread.

Further, said second runner body and said first flow body are connected through the hole axle.

Further, said first flow can communicate with said second runner.

Particularly, said first flow and the said second runner junction are provided with the sealing ring of sealing function.

Further, said heating element heater is a heater coil.

Particularly, said heater coil is connected with heater through outer lead.

Further, on said first flow body, be provided with the centring ring that can cooperate with avoiding hollow groove on the hot runner mould.

Further, said hot mouth structure also comprises the cast gate department that connects the said second runner body.

The hot mouth structure of a kind of supporting hot runner mould of the utility model; Having can be according to the first flow body of said hot runner mould thickness coupling; Said first flow body is made the standard component of different size, be connected with said first flow body-fixed through the standard component second runner body; Whenever the hot mouth structure model of any specification that can need provide by the hot runner mould designing institute can satisfy the production needs, for client's production has brought convenience; The hot mouth structure of this supporting hot runner mould can be mass-produced, and when producing 100 in batches, cost can reduce by 70%; Simultaneously, hot mouth structure also by the original customized stock that become, has improved the manufacturing cycle, has improved production efficiency.

Description of drawings

Fig. 1 is the hot mouth structure decomposing schematic representation of the utility model embodiment hot runner mould;

Fig. 2 is the hot mouth structure assembling sketch map of the utility model embodiment hot runner mould;

Fig. 3 can show the assembling sketch map of heating element heater for the hot mouth structure of the utility model embodiment hot runner mould.

The specific embodiment

For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Referring to Fig. 1-Fig. 3, the utility model embodiment provides a kind of hot mouth structure 1 of hot runner mould, and supporting hot runner mould (figure does not show) comprising: can offer first flow 111 in it according to the first flow body 11 of said hot runner mould thickness coupling; The second runner body 12 offers second runner 121 in it; The said second runner body 12 is fixedly connected with said first flow body 11; Heating element heater 13, it is sheathed on the outer peripheral edges of said first flow body 11 and the said second runner body 12.

Like this; The hot mouth structure 1 of this supporting hot runner mould of the utility model; Having can be according to the first flow body 11 of said hot runner mould (figure does not show) thickness coupling; Said first flow body 11 is made the standard component of different size, be connected with said first flow body 11 secure fit through the second runner body 12; Whenever hot mouth structure 1 model of any specification that can need provide by the hot runner mould designing institute can satisfy the production needs, for client's production has brought convenience; The hot mouth structure 1 of this supporting hot runner mould can be mass-produced, and when producing 100 in batches, cost can reduce by 70%; Simultaneously, hot mouth structure 1 also by the original customized stock that become, has improved the manufacturing cycle, has improved production efficiency.

Further, see also Fig. 1, a kind of specific embodiment of the hot mouth structure 1 of the hot runner mould that provides as the utility model, the said second runner body 12 and said first flow body 11 are connected through threaded engagement.Particularly, in said first flow body 11, be provided with interior connecting thread, the said second runner body 12 is provided with outer connecting thread.Certainly, the said second runner body 12 also can be the mode that is connected with the hole axle with said first flow body 11.The said second runner body, 12 1 ends have fitted shaft, and said first flow body 11 is provided with the mating holes that supplies said fitted shaft to insert.The preferred threaded engagement of present embodiment, threaded engagement connect simple more, convenient, though and the axle mode structure that is connected in hole is also fairly simple, tolerance fit can cause error bigger, and that threaded engagement connects error is less, can make to connect closelyr.

Further; See also Fig. 1 and Fig. 2; A kind of specific embodiment of the hot mouth structure 1 of the hot runner mould that provides as the utility model, said first flow 111 communicates with said second runner 121, and said first flow 111 is arranged at the center of said first flow body 11; Said second runner 121 is arranged at the center of the said second runner body 12; Said first flow 111 faces with said second runner 121, particularly, is provided with the sealing ring 14 of sealing function in said first flow 111 and said second runner 121 junctions.Said sealing ring 14 is processed by a kind of copper product, and the sealing ring 14 of this copper product has highly corrosive, inflatable when being heated.When said first flow body 11, the said second runner body, 12 heating the time; Can conduct heat in said sealing ring; Said sealing ring expanded by heating is so that said first flow 111 combines tightr with said second runner 121 junctions; Anti-leak-stopping glue has guaranteed the safe and effective use of said hot mouth structure 1.

See also Fig. 3, a kind of specific embodiment of the hot mouth structure 1 of the hot runner mould that provides as the utility model, said heating element heater 13 is a heater coil.On the outer peripheral edges of said first flow body 11, said first flow body 12, be respectively equipped with some grooves (figure does not show); Said heater coil is set in respectively in the said groove; Need to prove that said heater coil is connected with heater (figure does not show) through outer lead 15.

Further; See also Fig. 2; A kind of specific embodiment of the hot mouth structure 1 of the hot runner mould that provides as the utility model is provided with centring ring 16 on said first flow body 11, said centring ring 16 closely cooperates with the avoiding hollow groove (figure does not show) of said hot runner mould.So that said hot mouth structure 1 is fixed on the said hot runner mould.

Further, see also Fig. 2, a kind of specific embodiment of the hot mouth structure 1 of the hot runner mould that provides as the utility model, said hot mouth structure 1 also comprises the cast gate department 17 that connects the said second runner body 12.Said cast gate department 17 is connected through threaded engagement with the said second runner body 12 is terminal, can be for convenience detach, be convenient to maintenance and replacing.

The above is merely the utility model preferred embodiment; Its structure is not limited to the above-mentioned shape of enumerating; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.

Claims

1. the hot mouth structure of a hot runner mould, supporting hot runner mould is characterized in that, comprising:

Can offer first flow in it according to the first flow body of said hot runner mould thickness coupling;

The second runner body offers second runner in it, said first flow communicates with said second runner, and the said second runner body is connected with said first flow body-fixed;

Heating element heater, it is sheathed on the outer peripheral edges of said first flow body and the said second runner body.

2. the hot mouth structure of hot runner mould as claimed in claim 1, it is characterized in that: the said second runner body is threaded with said first flow body.

3. the hot mouth structure of hot runner mould as claimed in claim 2, it is characterized in that: be provided with interior connecting thread in the said first flow body, the said second runner body is provided with outer connecting thread.

4. the hot mouth structure of hot runner mould as claimed in claim 1, it is characterized in that: said second runner body and said first flow body are connected through the hole axle.

5. the hot mouth structure of hot runner mould as claimed in claim 1; It is characterized in that: said first flow is arranged at the center of said first flow body; Said second runner is arranged at the center of the said second runner body, and said first flow and said second runner face.

6. the hot mouth structure of hot runner mould as claimed in claim 5, it is characterized in that: said first flow and the said second runner junction are provided with the sealing ring of sealing function.

7. the hot mouth structure of hot runner mould as claimed in claim 1, it is characterized in that: said heating element heater is a heater coil.

8. the hot mouth structure of hot runner mould as claimed in claim 7, it is characterized in that: said heater coil is connected with heater through outer lead.

9. the hot mouth structure of hot runner mould as claimed in claim 1 is characterized in that: on said first flow body, be provided with the centring ring that can cooperate with avoiding hollow groove on the hot runner mould.

10. the hot mouth structure of hot runner mould as claimed in claim 1, it is characterized in that: said hot mouth structure also comprises the cast gate department that connects the said second runner body.