CN105397992B

CN105397992B - Moulding mould

Info

Publication number: CN105397992B
Application number: CN201510967289.9A
Authority: CN
Inventors: 陈波胜
Original assignee: Suzhou Huizhi Precision Mould Co Ltd
Current assignee: Suzhou Huizhi Precision Mould Co Ltd
Priority date: 2015-12-21
Filing date: 2015-12-21
Publication date: 2017-07-11
Anticipated expiration: 2035-12-21
Also published as: CN105397992A

Abstract

The invention discloses a kind of moulding mould, its drip irrigation device is a kind of moulding mould, including mould bases and several mold inserts, one end of the mold insert is forming surface, each mold insert is set in parallel on mould bases, at least one set of water route is provided with the mould bases, the water route includes the first water route and the second water route, the cooling chamber connected with the second water route is provided with each mold insert, part is provided through between first water route and the second water route, cavity is provided with the penetration piece, the cavity is connected with each cooling chamber and the first water route respectively, the penetration piece is set through the second water route.Part is provided through between the first water route and the second water route, penetration piece makes the first water route be connected with the cavity in mold insert, prevent that the chilling temperature in mold insert is different, the water temperature for entering and leaving mold insert can be served and acted in a balanced way by penetration piece, prevent that water temperature from producing interim change, prevent the generation of water wave.

Description

Moulding mould

Technical field

The present invention relates to mold injection field, more specifically, it relates to a kind of moulding mould.

Background technology

Injection mold is a kind of instrument for producing plasthetics, can be divided into thermosetting plastic mould according to its shaping characteristic Tool, two kinds of thermoplastic plastic's mould, can be divided into blow mold, injection mold, draw mould, injection mould etc. according to moulding process Deng, traditional injection mold can be divided into two kinds of cold flowing mould channel, hot runner mould with running gate system again, for injection mold come Say, injection mould is a kind of conventional mould.

For injection mold, generally using mold insert, and forming surface is provided with mold insert, serves assistant formation The effect of face shaping, for the mould of some housing core pullings, due to being difficult to carry out core pulling after shaping, is typically adopted The mobile mold insert closed up with left and right carries out the shaping of moulding, but the mould that this mode is molded can be in the left and right of moulding The position that closes up produces a die parting line, the strong influence quality and feel of moulding, so the inside of housing typically leads to Mold insert shaping is crossed, but for needing to be molded large-scale cavity in housing by mold insert, there can be many problems, for example, note The melt temperature of molding machine discharging is very high, causes the temperature of mold insert very high, and the cooling effect of moulding is deteriorated, and finally makes injection Part can not be cooled down completely, in the prior art, and the patent of invention of Application No. " 201210418954.5 " in mold insert by setting There is water route to solve the problem of mold insert temperature is too high, but the water route set can bring the cooling for the diverse location that can bring mold insert Temperature is different, and water wave is finally produced on injection molding part, influences product quality.

The content of the invention

In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of temperature made in mold insert is more uniform Moulding mould.

To achieve the above object, the invention provides following technical scheme：A kind of moulding mould, including mould bases and some Individual mold insert, one end of the mold insert is forming surface, and each mold insert is set in parallel on mould bases, is provided with the mould bases At least one set of water route, the water route includes being provided with the first water route and the second water route, each mold insert and connected with the second water route Logical cooling chamber, is provided through being provided with cavity in part, the penetration piece between first water route and the second water route, described Cavity is connected with each cooling chamber and the first water route respectively, and the penetration piece is set through the second water route.

Preferably, the end of the cooling chamber and penetration piece is formed with hybrid chamber.

Further, by being formed with hybrid chamber in the end of cooling chamber and penetration piece, in the flow process of cooling water, If cooling water is only towards single direction movement, the problem of the problem of cooling water can be because of water temperature is layered, by being provided with Hybrid chamber, the flow direction of cooling water is in the position of hybrid chamber, it may occur that turn to, so that the water of layering is mixed, makes place Water in bottom is flipped to top, and the temperature of reduction cooling water and cooling chamber sidewall contact, hybrid chamber also has mixed in the position The effect of cooling water is closed, extends the time that the position is contacted with cooling water, while flowing of the cooling water in the position can also be produced Raw turbulent flow, turbulent flow can mix the cooling water of layering, make the relatively low cooling water of internal temperature anti-to top, reduction cooling water Temperature, so as to increase the cooling effect of plastic.

Preferably, the penetration piece includes inner tube and is arranged outer tube on inner pipe, the outer tube and the second water Road is fixedly connected, and the gap connected respectively with the second water route and cooling chamber, the sky are formed between said inner tube and outer tube Chamber is arranged in inner tube.

Further, by being provided with inner tube and outer tube, so as to generate the gap connected with the second water route naturally, together When be opened in further through by cavity in inner tube, it is achieved thereby that the cooling chamber inside the circulation in water route, the first water route, mold insert and Two water routes are connected, the effect that outer tube flows out in also acting the gap for preventing cooling water between mould bases, prevent cooling water The normal of influence mould is used.

Preferably, the position that said inner tube is contacted with mould bases is provided with screw thread.

Further, screw thread is provided with by the position contacted in inner tube with mould bases, screw thread serves enhancing inner tube and mould The effect of attachment force between frame, serves the effect of the first pipeline of connection and cooling chamber, and the sealing effectiveness of screw thread preferably, passes through The cooperation of inner tube, prevents that the second water route from connecting with the first water route in inner tube position.

Preferably, being arranged with rubber ring on the outer tube, the end face of the rubber ring is connected with mould bases, the rubber The other end of cushion rubber is abutted with mold insert.

Further, because the gap between penetration piece and cooling chamber is to disconnect in mold insert position, so the position meeting Seep water, by being provided with rubber ring in the position, rubber ring, which is served, prevents that cooling water from flowing into mould bases in edge from gap Between the lower surface of part, the mold use life-span is reduced, by being provided with rubber ring, the effect of waterproof is served.

Preferably, offering exhaust outlet on the side wall of the mold insert, the exhaust outlet is connected with cooling chamber, the row The lattice stopper for making Exhaust Open and closing is provided with gas port.

Further, for such mold insert goed deep into very much in moulding, the problem of typically producing trapped gas, by this Position offers exhaust outlet, and elevated air pressure can be discharged directly by exhaust outlet, but in injection, has the modeling of molten mass Material enters exhaust outlet, therefore by being provided with lattice stopper in vent position, lattice stopper, which is served, prevents that molten mass from entering exhaust outlet Effect, general work process is, after molten mass plastics are soon filled up, open lattice stopper, by the flowing in water route, by gas Discharge, while in order to prevent that current from entering, the gap very little of exhaust outlet, current are because the high pressure of exhaust outlet opposite side, so that nothing Method enters in gap.

Preferably, the lattice stopper includes catch, stroke piece and drive division, one end of the catch, which is provided with, cuts off residual The edge of a knife of material, the edge of a knife is located at exhaust side wall, and the stroke piece is connected, the drive division driving stroke piece movement, So that the edge of a knife is moved in exhaust outlet.

Further, by being provided with catch, stroke piece and drive division, due in injection, due to being provided with exhaust outlet, Molten mass can condense in vent position shape, so as to cause the difficulty of moulding withdrawing pattern, therefore drive stroke piece by drive division Move, now catch can link therewith, after the cooling water in water route is drained, catch can be moved up, moulding it is molten Melt body can inwardly be deformed, and now drive division driving catch is moved down, and the edge of a knife cuts off the molten mass being deformed inward, and reduces The thickness of position is condensed, it is convenient to carry out follow-up withdrawing pattern, while the side wall of exhaust outlet can also be provided with oblique, make withdrawing pattern It is more smooth.

Preferably, the position coordinated on the catch with exhaust outlet is made of exhaust steel.

Further, exhaust steel is used by the position that will coordinate on catch with exhaust outlet, exhaust steel has certain row Gas effect, while cooling water can not pass through, therefore can be in injection moulding process, the problem of excluding trapped gas makes the air of high pressure flow into water Discharged in road.

Preferably, sliding the position being connected with catch on the mould bases is provided with water proof ring.

Further, slide the position being connected with catch on mould bases and be provided with water proof ring, water proof ring serves the effect of waterproof Really, prevent due to offering the chamber moved for catch, so that cooling water is carried out in chamber, can by being provided with water proof ring Pouring in down a chimney for cooling water effectively is prevented, the effect of protection mould is served.

Preferably, the stroke piece is set through each mold insert, stroke block, the row are provided with the catch The stroke groove coordinated with stroke block is provided with journey piece.

Further, in order that mould can go out multiple mouldings with one, multiple mold inserts are then provided with, each mold insert is all right There should be a moulding, in order to realize the linkage of multiple stroke pieces, stroke piece be set through the bottom of multiple mold inserts, on catch The drive division in the stroke groove for being provided with and coordinating with stroke block on stroke block, stroke piece, the present invention is provided with to set outside mould The cylinder on surface, by the action of the piston rod of cylinder, stroke block is moved, and then the position of stroke groove is moved, by It can be slided in catch in mould bases, therefore stroke block can change the movement of catch with the movement of stroke groove, realize catch and open Open and turn off the action of exhaust outlet.

By using above-mentioned technical proposal, by being provided with the first water route and the second water route, while in the first water route and Part is provided through between two water routes, penetration piece makes the first water route be connected with the cavity in mold insert, and the first water route can be with cooling but Water is discharged, can also Cooling Water flow into, can be to cold around penetration piece because when cooling water flows through the cavity in penetration piece But chamber serves the effect of cooling or heating, prevents that the chilling temperature in mold insert is different, so as to cause the moulding on mold insert Chilling temperature it is different, finally make the problem of moulding produces water wave after the cooling period, can be to entering and leaving by penetration piece The water temperature of mold insert is served to be acted in a balanced way, is prevented that water temperature from producing interim change, is prevented the generation of water wave.

Brief description of the drawings

Fig. 1 is diagrammatic cross-section one of the invention；

Fig. 2 is diagrammatic cross-section two of the invention；

Fig. 3 is A portions enlarged diagram shown in Fig. 2；

Fig. 4 is B portions enlarged diagram shown in Fig. 2；

Fig. 5 is diagrammatic cross-section three of the invention；

Fig. 6 is C portions enlarged diagram shown in Fig. 5；

Fig. 7 is D portions enlarged diagram shown in Fig. 5.

In figure：0th, mould bases；01st, mold insert；02nd, forming surface；1st, the first water route；2nd, the second water route；3rd, penetration piece；31st, cavity； 32nd, cooling chamber；33rd, hybrid chamber；34th, screw thread；4th, rubber ring；5th, exhaust outlet；61st, catch；611st, the edge of a knife；612nd, water proof ring；62、 Stroke piece；63rd, stroke block；64th, stroke groove；65th, drive division.

Embodiment

Embodiments of the invention are described further referring to figs. 1 to Fig. 7.

As shown in figure 1, a kind of moulding mould, including mould bases 0 and several mold inserts 01, as shown in figure 1, in order to once into The multiple mouldings of type, multiple by the way that mold insert 01 is provided with, one end of mold insert 01 is forming surface 02, and each mold insert 01 is set in parallel Put on mould bases 0, at least one set of water route is provided with mould bases 0, when mold insert 01 is excessive, one group of water route can not play cooling effect Really, now it is accomplished by cooling down mold insert 01 by multigroup water route, water route includes the first water route 1 and the second water route 2, each edge The cooling chamber 32 connected with the second water route 2 is provided with part 01, part 3 is provided through between the first water route 1 and the second water route 2, Cavity 31 is provided with penetration piece 3, cavity 31 is connected with each water route 1 of cooling chamber 32 and first respectively, penetration piece 3 runs through second Water route 2 is set, by being provided with the first water route 1 and the second water route 2, while being provided between the first water route 1 and the second water route 2 Penetration piece 3, penetration piece 3 makes the first water route 1 be connected with the cavity 31 in mold insert 01, and the first water route 1 can be discharged with Cooling Water, It can be flowed into Cooling Water, because when cooling water flows through the cavity 31 in penetration piece 3, can be to the cooling chamber around penetration piece 3 32 serve the effect of cooling or heating, prevent that the chilling temperature in mold insert 01 is different, so as to cause the injection on mold insert 01 The chilling temperature of part is different, finally makes the problem of moulding produces water wave after the cooling period, by penetration piece 3 can to enter and from The water temperature for opening mold insert 01 is served and acted in a balanced way, is prevented that water temperature from producing interim change, is prevented the generation of water wave.

As shown in fig. 6, the end of the cooling chamber 32 and penetration piece 3 is formed with hybrid chamber 33, by cooling chamber 32 with The end of penetration piece 3 is formed with hybrid chamber 33, in the flow process of cooling water, if cooling water is only moved towards single direction It is dynamic, the problem of the problem of cooling water can be because of water temperature is layered, by being provided with hybrid chamber 33, the flow direction of cooling water exists The position of hybrid chamber 33, it may occur that turn to, so that the water of layering is mixed, makes the water in bottom be flipped to top, The temperature of cooling water and the sidewall contact of cooling chamber 32 is reduced, hybrid chamber 33 also has the effect in the position combination cooling water, extension The time that the position is contacted with cooling water, while flowing of the cooling water in the position can be with turbulization, turbulent flow can make point The cooling water mixing of layer, makes the relatively low cooling water of internal temperature anti-to top, the temperature of cooling water is reduced, so as to increase plastic Cooling effect.

As shown in fig. 6, the penetration piece 3 includes inner tube and is arranged outer tube on inner pipe, the outer tube and second Water route 2 is fixedly connected, and the gap connected respectively with the second water route 2 and cooling chamber 32 is formed between said inner tube and outer tube, The cavity 31 is arranged in inner tube, by being provided with inner tube and outer tube, so as to generate what is connected with the second water route 2 naturally Gap, while being opened in further through by cavity 31 in inner tube, it is achieved thereby that inside the circulation in water route, the first water route 1, mold insert 01 Cooling chamber 32 be connected with the second water route 2, outer tube also acts what is flowed out in preventing gap of the cooling water between mould bases 0 Effect, prevents that cooling water from influenceing the normal of mould to use.

As shown in fig. 7, said inner tube is provided with screw thread 34 with the position that mould bases 0 is contacted, by being contacted in inner tube with mould bases 0 Position be provided with screw thread 34, screw thread 34 serves the effect of the attachment force between enhancing inner tube and mould bases 0, serves connection the The effect of one pipeline and cooling chamber 32, the sealing effectiveness of screw thread 34 preferably, by the cooperation of inner tube, prevents the second water route 2 and the One water route 1 is connected in inner tube position.

As shown in Fig. 2 being arranged with rubber ring 4 on the outer tube, the end face of the rubber ring 4 is connected with mould bases 0, institute The other end for stating rubber ring 4 is abutted with mold insert 01, because the gap between penetration piece 3 and cooling chamber 32 in the position of mold insert 01 is Disconnect, so the position can seep water, by being provided with rubber ring 4 in the position, rubber ring 4, which is served, prevents cooling water Mould bases 0 is flowed into from gap between the lower surface of mold insert 01, the mold use life-span is reduced, by being provided with rubber ring 4, risen The effect of waterproof is arrived.

As shown in Figures 2 and 3, exhaust outlet 5, the exhaust outlet 5 and cooling chamber 32 are offered on the side wall of the mold insert 01 The lattice stopper for opening and closing exhaust outlet 5 is provided with connection, the exhaust outlet 5, is goed deep into for such in moulding very much Mold insert 01, the problem of typically producing trapped gas, by offering exhaust outlet 5 in the position, elevated air pressure can directly lead to Exhaust outlet 5 is crossed to discharge, but in injection, the plastics for having molten mass enter exhaust outlet 5, therefore by being set in the position of exhaust outlet 5 Lattice stopper is equipped with, lattice stopper serves the effect for preventing molten mass from entering exhaust outlet 5, general work process is, in molten mass modeling After material is soon filled up, lattice stopper is opened, by the flowing in water route, gas is discharged, while in order to prevent that current from entering, exhaust outlet 5 gap very little, current are because the high pressure of the opposite side of exhaust outlet 5, so as to cannot be introduced into gap.

As shown in Figure 2, Figure 3 and Figure 4, the lattice stopper includes catch 61, stroke piece 62 and drive division 65, the catch 61 One end be provided with the edge of a knife 611 of cut-out defective material, the edge of a knife 611 is located at the side wall of exhaust outlet 5, and the stroke piece 62 linkage connects Connect, the driving stroke of drive division 65 piece 62 is moved, so that the edge of a knife 611 is moved in exhaust outlet 5, by being provided with catch 61st, stroke piece 62 and drive division 65, because in injection, due to being provided with exhaust outlet 5, molten mass can be in the position shape of exhaust outlet 5 Condense, so as to cause the difficulty of moulding withdrawing pattern, therefore drive stroke piece 62 to move by drive division 65, now catch 61 It can link therewith, after the cooling water in water route is drained, catch 61 can be moved up, the molten mass of moulding can inwardly become Shape, the now driving of drive division 65 catch 61 is moved down, and the edge of a knife 611 cuts off the molten mass being deformed inward, and reduces condensation position The thickness put, it is convenient to carry out follow-up withdrawing pattern, while the side wall of exhaust outlet 5 can also be provided with oblique, make withdrawing pattern more suitable It is sliding；The position coordinated simultaneously with exhaust outlet 5 on the catch 61 is made of exhaust steel, by by catch 61 with exhaust outlet 5 The position of cooperation is had certain exhaust effect, while cooling water can not pass through, therefore can be molded using exhaust steel, exhaust steel Cheng Zhong, the problem of excluding trapped gas makes the air of high pressure flow into water route and discharged.

As shown in figure 3, slid on the mould bases 0 with catch 61 position that be connected be provided with water proof ring 612, mould bases 0 and The position of the sliding connection of catch 61 is provided with water proof ring 612, and water proof ring 612 serves the effect of waterproof, prevented due to offering The chamber moved for catch 61, so that cooling water is carried out in chamber, by being provided with water proof ring 612, can effectively prevent cold But water pours in down a chimney, and serves the effect of protection mould.

As shown in Fig. 2 the stroke piece 62 is set through each mold insert 01, stroke block is provided with the catch 61 63, the stroke groove 64 coordinated with stroke block 63 is provided with the stroke piece 62, in order that mould can go out multiple mouldings with one, Multiple mold inserts 01 are then provided with, each mold insert 01 is all to that there should be a moulding, in order to realize the linkage of multiple stroke pieces 62, will Stroke piece 62 through multiple mold inserts 01 bottom set, be provided with catch 61 on stroke block 63, stroke piece 62 be provided with Drive division 65 in the stroke groove 64 that stroke block 63 coordinates, the present invention passes through the work of cylinder to set the cylinder of mold outer surface The action of stopper rod, stroke block 63 is moved, and then the position of stroke groove 64 is moved, because catch 61 can be in mould bases 0 Slide, therefore stroke block 63 can change the movement of catch 61 with the movement of stroke groove 64, realize catch 61 and be switched on and off The action of exhaust outlet 5.

The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims

1. a kind of moulding mould, including mould bases and several mold inserts, one end of the mold insert is forming surface, it is characterised in that： Each mold insert is set in parallel on mould bases, and at least one set of water route is provided with the mould bases, and the water route includes first The cooling chamber connected with the second water route, first water route and second are provided with water route and the second water route, each mold insert Be provided through in part, the penetration piece being provided with cavity between water route, the cavity respectively with each cooling chamber and the first water Road is connected, and the penetration piece is set through the second water route, offers exhaust outlet on the side wall of the mold insert, the exhaust outlet and Cooling chamber is connected, and is provided with the lattice stopper for making Exhaust Open and closing on the exhaust outlet, and the lattice stopper includes catch, OK Journey piece and drive division, one end of the catch are provided with the edge of a knife of cut-out defective material, and the edge of a knife is located at exhaust side wall, the row Journey piece is connected, the drive division driving stroke piece movement, so that the edge of a knife is moved in exhaust outlet.

2. moulding mould according to claim 1, it is characterised in that：The end of the cooling chamber and penetration piece is formed with Hybrid chamber.

3. moulding mould according to claim 1, it is characterised in that：The penetration piece includes inner tube and is set in inner tube On outer tube, the outer tube is fixedly connected with the second water route, is formed between said inner tube and outer tube respectively with second The gap that water route is connected with cooling chamber, the cavity is arranged in inner tube.

4. moulding mould according to claim 3, it is characterised in that：The position that said inner tube is contacted with mould bases is provided with Screw thread.

5. moulding mould according to claim 3, it is characterised in that：Rubber ring is arranged with the outer tube, it is described The end face of rubber ring is connected with mould bases, and the other end of the rubber ring is abutted with mold insert.

6. moulding mould according to claim 1, it is characterised in that：Adopt the position coordinated on the catch with exhaust outlet It is made of exhaust steel.

7. moulding mould according to claim 1, it is characterised in that：On the mould bases position being connected is slid with catch It is provided with water proof ring.

8. moulding mould according to claim 1, it is characterised in that：The stroke piece is set through each mold insert Put, the stroke groove for being provided with and coordinating with stroke block on stroke block, the stroke piece is provided with the catch.