CN201645763U

CN201645763U - Oil spill structure of die section

Info

Publication number: CN201645763U
Application number: CN2010201795183U
Authority: CN
Inventors: 许春龙; 杨莉莉; 殷兵; 李耀辉
Original assignee: Suzhou Vocational University
Current assignee: Suzhou Vocational University
Priority date: 2010-05-05
Filing date: 2010-05-05
Publication date: 2010-11-24
Anticipated expiration: 2020-05-05

Abstract

The utility model discloses an oil spill structure of die section. An exhaust groove is arranged on an insert core, and the fit clearance between the insert core and a cavity insert communicates with the exhaust groove, which forms a continuous gas line. The lower end of the countersunk head of the insert core is provided with a lower exhaust groove, and the upper end of the countersunk head of the insert core is provided with an upper exhaust groove, and the side surface of the lower part of the insert core is provided with a side exhaust groove. The cavity plate is provided with a gas inlet channel, which communicates with the gas line. The utility model is advantageous in that firstly the surface quality of the moulded product is ensured and the mould cost is significantly reduced and production efficiency is highly improved, for the rust-proof oil used for mould maintenance is completely blow out from the insert hole to the insert and is cleaned out in time with the adoption of exhaust theory and the arrangement of an exhaust groove on the insert core and the arrangement of a gas inlet channel; secondly the oil spill structure of die section has a good application prospect and practical significance for the oil spill structure of die section is suitable for highlight moulds which have a mould insert hole on a mould and have a high requirement on the quality of production surface.

Description

Mould is gone into sub-oil spilling structure

Technical field

The utility model relates to a kind of mould structure, specifically belongs in a kind of notebook LCD injection mo(u)lding mould and goes into sub-oil spilling structure.

Background technology

Along with development of science and technology, people are more and more higher to the aesthetic property requirement of computer, especially to highlighted requirement of the outward appearance of notebook computer, need master mold polishing when making to reach more than the 8000# usually and could satisfy the product surface requirement.On master mold, show as the noseiron feature for the hole on the product, because the root of noseiron can't be polished to 8000#, so must be by polishing separately after the form of tearing mold insert open.The problem at angle but collapsing can appear when single polishing in the die in band mold insert hole, product produces burr or burr phenomena when causing injection mo(u)lding, influence its exterior quality, thus when polishing each mold insert hole block with polishing son, in the die of more ready-made mold insert being packed into after the polishing.In the servicing operations of mould, antirust oil is coated on the die surface usually, because die and go between the son (mold insert) to have fit clearance, so the greasy dirt on die surface can enter in the slit between son and the die, next time is during moulding, greasy dirt in the slit influences the moulding quality of product because the high temperature of mould can spill into the die surface.Common go into son and itself can play scavenging action, but can't realize needed oil spilling function, as Fig. 1, Fig. 2, shown in Figure 3.For the traditional treatment method of oil spilling be each greasy dirt when occurring with special soft cloth wiping, but there is certain defective in this method, as to after untimely, the artificial waste of the processing of greasy dirt, the wiping to the destruction of highlighted of die, these finally all will have influence on the quality and the production efficiency of product.

Summary of the invention

The utility model purpose is: provide a kind of mould to go into sub-oil spilling structure, simple in structure, be easy to realize, the antirust oil that can solve mould maintenance in forming process well is owing to high temperature overflows highlighted the problem of die that influence that causes along die and the gap of going into son, thereby guarantee the quality of moulded products, enhance productivity, reduce the mould production cost.

The technical solution of the utility model is: a kind of mould is gone into sub-oil spilling structure, describedly goes into son and is provided with air discharge duct, and described fit clearance of going between son and the mother module core is connected with air discharge duct and forms continuous gas circuit.

The further technical scheme of the utility model is: a kind of mould is gone into sub-oil spilling structure, describedly goes into son and is provided with air discharge duct, and described fit clearance of going between son and the mother module core is connected with air discharge duct and forms continuous gas circuit; The described countersunk head lower surface of going into son has down air discharge duct, and countersunk head upper surface bilateral symmetry has air discharge duct, and described side surface of going into below the sub-forming surface has the side air discharge duct that is communicated with last air discharge duct; Be provided with inlet channel in the described caster, described inlet channel communicates with gas circuit.

The more detailed technical scheme of the utility model is: a kind of mould is gone into sub-oil spilling structure, describedly goes into son and is provided with air discharge duct, and described fit clearance of going between son and the mother module core is connected with air discharge duct and forms continuous gas circuit; The described countersunk head lower surface of going into son has down air discharge duct, and countersunk head upper surface bilateral symmetry has air discharge duct, and described side surface of going into below the sub-forming surface has the side air discharge duct that is communicated with last air discharge duct; Be provided with inlet channel in the described caster, described inlet channel communicates with gas circuit; Described columned side surface symmetry of going into sub-forming surface below has two side air discharge ducts that are communicated with last air discharge duct; Each side surface of going into sub-forming surface below of described cuboid all has the side air discharge duct that is communicated with last air discharge duct.

The utility model has the advantages that:

The utility model utilizes venting principleand, going into to offer vent groove configuration on the son, in conjunction with the inlet channel in the template, the antirust oil that maintains mould is in time blown out up hill and dale to the die surface also removing totally guaranteed the surface quality of shaped article from the mold insert hole, significantly reduced die cost, improved production efficiency, be applicable to the highlighted face mould tool that band mold insert hole, especially product surface had relatively high expectations on the die, have good application prospects and practical significance.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further described:

Fig. 1 is for going into the schematic perspective view of son in the prior art;

Fig. 2 is for going into the front view of son in the prior art;

Fig. 3 is for going into the vertical view of son in the prior art;

Fig. 4 is for going into the schematic perspective view of son in the utility model;

Fig. 5 is for going into the front view of son in the utility model;

Fig. 6 is for going into the vertical view of son in the utility model;

Fig. 7 is user mode figure of the present utility model.

Wherein: 1 for going into son; 2 is air discharge duct; 21 are following air discharge duct; 22 is last air discharge duct; 23 is the side air discharge duct; 3 is mother module core; 4 is caster; 5 is inlet channel.

The specific embodiment

Embodiment: a kind of mould is gone into sub-oil spilling structure, as shown in Figure 7, describedly goes into son 1 and is provided with air discharge duct 2, described fit clearance of going between son 1 and the mother module core 3 continuous gas circuit of formation that is connected with air discharge duct 2.Be provided with inlet channel 5 in the described caster 4, described inlet channel 5 communicates with gas circuit.

As Fig. 4, Fig. 5, shown in Figure 6, the following air discharge duct 21 of dark 0.3mm is opened in the countersunk head lower end that will go into son 1, and width is neglected the countersunk head size greatly and decided; Begin 0.1mm apart from 3～5mm below the forming surface and subtract iron from going into son 2 head again, form side air discharge duct 23, circle go into sub 1 left and right sides symmetrical grooving; The countersunk head upper surface bilateral symmetry of going into son 1 is opened the last air discharge duct 22 of 0.2mm.

If it is square going into the structure of son 1, then goes into 1 four sides of son and all will open side air discharge duct 23.In the forming process, if go in son 1 the mold insert hole greasy dirt arranged, arrow is an airintake direction as shown in Figure 7, inlet channel 5 by caster 4 is blown into mould with gas, gas is along with the air discharge duct 2 of going into son 1 enters in the mold insert hole, greasy dirt in the hole is blown to the surface of mother module core 3, and last wiped clean gets final product.This structure only needs inlet channel to need not venthole, so that gas hole is only done is one-sided.

The utility model utilizes venting principleand, going on the son 1 to offer air discharge duct 2 structures, in conjunction with the inlet channel in the caster 45, the antirust oil that maintains mould is in time blown out up hill and dale to mother module core 3 surfaces also removing totally guaranteed the surface quality of shaped article from the mold insert hole, significantly reduced die cost, improved production efficiency, be applicable to the highlighted face mould tool that band mold insert hole, especially product surface had relatively high expectations on the die, have good application prospects and practical significance.

Below only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.

Claims

1. a mould is gone into sub-oil spilling structure, it is characterized in that: describedly go into son (1) and be provided with air discharge duct (2), described fit clearance of going between son (1) and the mother module core (3) is connected with air discharge duct (2) and forms continuous gas circuit.

2. mould according to claim 1 is gone into sub-oil spilling structure, it is characterized in that: the described countersunk head lower surface of going into son (1) has down air discharge duct (21), countersunk head upper surface bilateral symmetry has air discharge duct (22), and described side surface of going into son (1) forming surface below has the side air discharge duct (23) that is communicated with last air discharge duct (22).

3. mould according to claim 1 is gone into sub-oil spilling structure, it is characterized in that: be provided with inlet channel (5) in the described caster (4), described inlet channel (5) communicates with gas circuit.

4. mould according to claim 2 is gone into sub-oil spilling structure, it is characterized in that: described columned side surface symmetry of going into son (1) forming surface below has two side air discharge ducts (23) that are communicated with last air discharge duct (22).

5. mould according to claim 2 is gone into sub-oil spilling structure, it is characterized in that: each side surface of going into son (1) forming surface below of described cuboid all has the side air discharge duct (23) that is communicated with last air discharge duct (22).