Ochd suidheachaidhean de chàradh molltair agus na dùilean leasachaidh air dealbhadh molltair

Nuair a thaghas sinn inneal cumadh stealladh,feumaidh sinn aghaidh a thoirt air suidheachaidhean càradh molltair,mar sin leig dhuinn bruidhinn mu dheidhinn!
(1) Nuair a thèid am molltair stealladh uachdar singilte fhosgladh, tha am molltair gluasadach agus am molltair stèidhichte air an sgaradh gus am pàirt plastaig a thoirt a-mach, ris an canar molltair uachdar aon sgaradh, ris an canar cuideachd molltair dà-phlàta. It is the simplest and most basic form of injection molds. It can be designed as a single-cavity injection mold or a multi-cavity injection mold according to needs. It is the most widely used injection mold.
(2) Double parting surface injection mold The double parting surface injection mold has two parting surfaces. Compared with the single parting surface injection mold, the double parting surface injection mold adds a middle part that can be moved locally in the fixed mold part. Plate (also called movable gate plate, on which there are gates, runners and other parts and components required by fixed mold), so it is also called three-plate (movable template, intermediate plate, fixed template) molltair stealladh, it is commonly used For single-cavity or multi-cavity injection molds that are fed at a point gate, when the mold is opened, the intermediate plate is separated from the fixed template at a fixed distance on the guide post of the fixed mold, so that the gating system can be taken out between the two templates Aggregate. The double parting surface injection mold has complex structure, high manufacturing cost, and difficult parts processing. San fharsaingeachd, it is not used for the molding of large or super large plastic products.

(3) Injection mold with lateral parting and core pulling mechanism. When the plastic part has side holes or undercuts, it is necessary to use a laterally movable core or slider for molding. After injection molding, the movable mold first moves down for a certain distance, and then the inclined section of the bending pin fixed on the fixed template forces the slider to move outward, agus aig an aon àm, the push rod of the demolding mechanism pushes the pusher plate to make the plastic part self-molding Take off the core.

(4) Injection molds with movable molding parts due to the special structure of plastic parts, require the injection mold to be equipped with movable molding parts, such as movable punches, movable concave molds, movable inserts, movable thread cores or The molding ring, msaa., can be moved out of the mold together with the plastic part during demolding, and then separated from the plastic part.

(5) Automatic thread unloading injection mold For plastic parts with threads, when automatic demolding is required, a rotatable thread core or ring can be set on the mold, and the mold opening action or the rotation mechanism of the injection molding machine can be used, or Set up a special transmission device to drive the threaded core or threaded ring to rotate, so as to get out of the plastic part.
(6) No-runner injection mould No-runner injection mould refers to the method of adiabatic heating of the runner to keep the plastic between the nozzle and the cavity of the injection moulding machine in a molten state, so that there is no pouring system when the mould is opened and the plastic part is taken out. Aggregate. The former is called adiabatic runner injection mold, and the latter is called hot runner injection mold.

(7) Right-angle injection molds Right-angle injection molds are only suitable for angle injection molding machines. Is e an eadar-dhealachadh bho mholltairean stealladh eile gu bheil an stiùireadh beathachaidh den t-seòrsa molltair seo ceart-cheàrnach ris an stiùireadh fosglaidh is dùnaidh aig àm cumadh. Tha a phrìomh sheanal air fhosgladh air gach taobh de uachdar dealachaidh nam molltairean gluasadach is stèidhichte, agus tha a raon tar-roinn mar as trice seasmhach. Tha seo eadar-dhealaichte bho na molltairean a thathas a’ cleachdadh ann an innealan cumadh stealladh eile. Tha deireadh a 'phrìomh-sianal gus casg a chur stealladh molding innealan. Airson caitheamh is deformachadh an nozzle agus ceann a-staigh a’ phrìomh ruitheadair, faodar cuir a-steach ruitheadair a ghabhas ath-chur a shuidheachadh.

(8) Anns a 'mhòr-chuid de mhodailean stealladh, tha an inneal leagail den mholltair stealladh air a’ mholltair stèidhichte air a chuir a-steach air taobh a’ mholltair gluasadach, which is conducive to the work of the ejector device in the opening and closing system of the injection molding machine. Ann an riochdachadh fìor, because some plastic parts are limited by the shape, it is better to leave the plastic part on the side of the fixed mold for molding. This makes the plastic part out of the mold, and it is necessary to set a release on the side of the fixed mold. mechanism.

Development prospects of mold design
The design of precision molds will definitely have high market demand in the future. With the development of technology, the demand for precision molds not only in the Chinese market but also in the international market will increase. Nowadays, many high-end mold designs cannot be bought in China. Gu. Most domestic mold processing industries stay at a relatively low-end level.
Ach, the development of this part of industrial technology cannot be carried out overnight. A bharrachd air, the investment is relatively large, foreign technology has not yet been introduced into China, and the development of CNC machining technology is slow, which directly restricts the development of mold design and processing.
With ideals, it is right to join the field of mold design. In order to survive, learn to design molds in the future and also be able to eat.
I think mold design is definitely a skill.