CN208543727U - A kind of injection mold - Google Patents

Abstract

The utility model discloses a kind of injection molds, including cope plate, cope plate lower end is placed with lower template, and cope plate lower end and lower template upper end symmetrically offer type chamber, type is intracavitary to be placed with substrate, type chamber side is fixedly welded with injection channel, and injection channel middle-end fixing sleeve is equipped with plastic cement storage chamber, type chamber is far from symmetrically offering two strut through slots on the side of injection channel, and strut is installed in strut through slot, cooling chamber symmetrically is offered with lower template inner mold chamber lower section above cope plate inner mold chamber, and the opening of cooling chamber is threaded with sealing bolt.The utility model is cooled by the plastic cement realization intracavitary to type of coolant liquid in cooling chamber, is accelerated plastic cement rapid shaping and is fixed；And the support of substrate and type core is fixed by strut, and by extracting the intracavitary air pressure of strut adjustment type, reduce the attraction between two pieces of templates, consequently facilitating easily separating two pieces of templates up and down, accelerate demoulding efficiency, strength is avoided to separate effect type core Forming Quality.

Description

A kind of injection mold

Technical field

The utility model relates to injection molding technical field more particularly to a kind of injection molds.

Background technique

Injection mold is a kind of tool for producing plasthetics, is also to confer to plasthetics complete structure and accurate dimension Tool.Injection molding is a kind of processing method used when producing certain complex-shaped components in batches.It refers specifically to melt heated Plastics by injection molding machine high pressure inject die cavity obtain formed products after cooling and solidifying.Injection mold is by dynamic model and cover half two parts Composition, dynamic model are mounted on the moving die plate of injection (mo(u)lding) machine, and cover half is mounted on the fixed form of injection (mo(u)lding) machine.It is injecting Dynamic model and cover half closure constitute running gate system and type chamber when molding, and dynamic model and cover half separation are to take out plastic products when die sinking. In the prior art, in the processing and manufacturing of some plastic process product, needing to carry out a large amount of mold use, but because there are one A little metal grinding tools are more thick and heavy, and structure is complicated, and operation difficulty degree is larger for workers processing, seriously affects production Efficiency, and because mold body does not have good thermal conductivity, need to wait longer time after core moulding It is able to achieve that type core is cooling to be stablized, will lead to the breakage of type core appearance if premature release, the injection molding quality of effect type core, and When being demoulded, because being in vacuum state in upper and lower two pieces of templates, cause to be difficult to realize the separation to two pieces of templates, thus Cause demoulding difficult.

Summary of the invention

It is slower in core moulding efficiency that purpose of the utility model is to solve injection molds in the prior art, and in type After core molding, it is difficult to separating upper and lower two pieces of templates into the problem for causing demoulding difficult in vacuum module, and the one kind proposed Injection mold.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of injection mold, including cope plate, the cope plate lower end are placed with lower template, and cope plate lower end and lower die Plate upper end symmetrically offers type chamber, and the type is intracavitary to be placed with substrate, and type chamber side is fixedly welded with injection channel, and infuses It moulds channel middle-end fixing sleeve and is equipped with plastic cement storage chamber, the type chamber is far from symmetrically offering two struts on the side of injection channel Through slot, and strut is installed in strut through slot, it is symmetrically offered above the cope plate inner mold chamber with below lower template inner mold chamber Cooling chamber, and the opening of cooling chamber is threaded with sealing bolt, the cope plate lower end are symmetrically fixedly welded that there are four convex Button, and the lower end of four convex buttons passes through seccotine and is stained with suction rubber mat, the lower template upper end symmetrically open up that there are four solid Determine slot.

Preferably, two hand levers are symmetrically welded on the cope plate and lower template the same side, and hand lever is located at and sealing On the corresponding side of bolt, rubber sleave is arranged on the hand lever.

Preferably, the cope plate and lower template are the consistent rectangular parallelepiped structure of size, and cope plate lower end and lower template Upper end is corresponding, and the lower template is bolted on injection moulding apparatus.

Preferably, the injection channel is that the semi-cylindrical in configuration of two hollow outs is composed, and is offered on type chamber side One notch, and injection channel gos deep into one end in template and is connected with the notch on type chamber, it is symmetrical on the type chamber other side Notch there are two opening up, and one end that strut through slot gos deep into template is connected with two notches.

Preferably, the cooling chamber opening offers screw thread, and is stained with glue by seccotine on sealing bolt one end Set, and gum cover offsets with cooling cavity wall.

Preferably, the fixed groove depth be lower template height half, and convex button lower end connection suction rubber mat thickness It is equal with fixing groove depth value.

Compared with prior art, the utility model has following advantages:

1, the utility model is guaranteed in template by the way that suction rubber mat and fixing groove are realized two pieces of template clips and fixation up and down Type core can be formed in the case where sealing compacted state, and by opening up cooling chamber in bolster, accelerate plastic cement using coolant liquid Cooling down accelerates core moulding efficiency, to promote injection molding production efficiency.

2, the utility model is in two pieces of templates by opening up strut through slot, and in installing strut in strut through slot to type core Compacting fixation is carried out, to a certain extent the stability of raising type core and substrate, substrate and type core is avoided to influence because of position movement Core moulding quality, and by extracting the intracavitary pressure of strut change type, so that the mutual attraction between two pieces of templates is reduced, thus Convenient and quick demoulding is realized convenient for separation bolster.

In conclusion the utility model is cooled by the plastic cement realization intracavitary to type of coolant liquid in cooling chamber, accelerate Plastic cement rapid shaping is fixed；And the support of substrate and type core is fixed by strut, and by extracting the intracavitary gas of strut adjustment type Pressure, reduces the attraction between two pieces of templates, consequently facilitating easily separating two pieces of templates up and down, accelerates demoulding efficiency, avoids strength Separate effect type core Forming Quality.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of injection mold structural schematic diagram；

Fig. 2 be the utility model proposes a kind of injection mold cope plate lower end overlooking structure diagram；

Fig. 3 be the utility model proposes a kind of injection mold lower template upper end overlooking structure diagram；

Fig. 4 be the utility model proposes a kind of injection mold cope plate diagrammatic cross-section；

Fig. 5 be the utility model proposes a kind of injection mold lower template diagrammatic cross-section.

In figure: 1 cope plate, 2 lower templates, 3 type chambers, 4 substrates, 5 injection channels, 6 plastic cement storage chambers, 7 strut through slots, 8 Bar, 9 cooling chambers, 10 sealing bolts, 11 convex buttons, 12 suction rubber mats, 13 fixing grooves, 14 hand levers.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Referring to Fig.1-5, a kind of injection mold, including cope plate 1,1 lower end of cope plate are placed with lower template 2, cope plate 1 with Lower template 2 can carry out disassembled and assembled freely by suction rubber mat 12 and fixing groove 13, and 1 lower end of cope plate and 2 upper end of lower template are symmetrical Type chamber 3 is offered, substrate 4 is placed in type chamber 3,3 side of type chamber is fixedly welded with injection channel 5, and 5 middle-end of injection channel is solid Surely it is arranged with plastic cement storage chamber 6, injection channel 5 is made of with plastic cement storage chamber 6 two semi- cylindrical grooves, and injection channel 5 It is smooth with the section of plastic cement storage chamber 6, it offsets convenient for seamless, tight, side of the type chamber 3 far from injection channel 5 of guarantee type chamber 3 On symmetrically offer two strut through slots 7, and strut through slot 7 is by two semicolumn grooves opening up on cope plate 1 and lower template 2 It is composed, and strut 8 is installed in strut through slot 7,1 inner mold chamber of cope plate, 3 top and 2 inner mold chamber of lower template, 3 lower section are symmetrical Cooling chamber 9 is offered, coolant liquid is injected in cooling chamber 9, cooling chamber 9 and type chamber 3 are close, make coolant liquid to the modeling in type chamber 3 Glue has the effect that cools, and the opening of cooling chamber 9 is threaded with sealing bolt 10, and 1 lower end of cope plate is symmetrically fixed There are four convex buttons 11 for welding, and the lower end of four convex buttons 11 passes through seccotine and is stained with suction rubber mat 12, and 11 lower end of convex button is straight Diameter is smaller, closely connect convenient for suction rubber mat 12 with 11 lower end of convex button, and 2 upper end of lower template is symmetrically opened up there are four fixing groove 13, Fixation is mutually clamped conducive to suction rubber mat 12.

Two hand levers 14 are symmetrically welded on cope plate 1 and 2 the same side of lower template, and hand lever 14 is located at and sealing bolt 10 On corresponding side, it is arranged with rubber sleave on hand lever 14, hand lever 14 is held by manpower, it can be to cope plate 1 and lower template 2 Installing and dismounting is carried out, cope plate 1 and lower template 2 are the consistent rectangular parallelepiped structure of size, and in 1 lower end of cope plate and lower template 2 Hold corresponding, lower template 2 is bolted on injection moulding apparatus, i.e. 2 fixed forms of lower template, and cope plate 1 is mobile mould Plate, injection channel 5 are that the semi-cylindrical in configuration of two hollow outs is composed, and a notch is offered on 3 side of type chamber, and be molded Channel 5 gos deep into one end in template and is connected with the notch on type chamber 3, is conducive to inject modeling into type chamber 3 from injection channel 5 Glue, symmetrically opens up that there are two notches on 3 other side of type chamber, and one end that strut through slot 7 gos deep into template is connected with two notches It connects, gos deep into two pieces of templates convenient for strut 8, to play support fixed function to type core, and air pressure in type chamber 3 is risen to adjust and is made With.

9 opening of cooling chamber offers screw thread, and is stained with gum cover, and gum cover by seccotine on 10 one end of sealing bolt It offsets, can be flowed out to avoid coolant liquid with 9 inner wall of cooling chamber, 13 depth of fixing groove is the half of 2 height of lower template, and convex button 11 12 thickness of suction rubber mat of lower end connection is equal with 13 depth value of fixing groove, guarantee suction rubber mat 12 and fixing groove block completely and, Guarantee type chamber 3 tightly seals.

The utility model is unscrewed sealing bolt 10 outward by manpower, then injects appropriate coolant liquid into cooling chamber 9, and Cooling chamber 9 is sealed by tightening sealing bolt 10, prevents coolant liquid from outflowing, and lower template 2 is fixed on injection molding using bolt On device, and substrate 4 is stably placed in type chamber 3, holds the hand lever 14 on cope plate 1, respectively correspond four convex buttons 11 Four fixing grooves 13 in lower template 2, and so that the suction rubber mat 12 of 11 lower end of convex button is embedded in fixing groove by pressing cope plate 1 In 13, then two struts 8 are respectively put into strut through slot 7, plastic cement is at the uniform velocity injected into type chamber 4 by injection channel 5, works as modeling When glue injection is appropriate, plastic cement gradually cools down at this time, then two struts 8 are inwardly promoted, and makes the film and type on 8 one end of strut Plastic cement in chamber 3 offsets.

In the process, the coolant liquid in cooling chamber 9 carries out complementary cooling down to the plastic cement in type chamber 3, accelerates Plastic molding slowly pulls out strut 8 after plastic cement forms completely becomes forming core, then through manpower, makes to enter one in type chamber 3 Fixed air reduces the suction between two pieces of templates, then by holding two hand levers 14, repeated stretching makes suction rubber mat 12 gradually It is taken out out of fixing groove 13, and realizes that cope plate 1 is separated with 2 phase of lower template, then type core is taken out.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of injection mold, including cope plate (1), which is characterized in that cope plate (1) lower end is placed with lower template (2), And cope plate (1) lower end and lower template (2) upper end symmetrically offer type chamber (3), are placed with substrate (4), institute in the type chamber (3) It states type chamber (3) side to be fixedly welded with injection channel (5), and injection channel (5) middle-end fixing sleeve is equipped with plastic cement storage chamber (6), Two strut through slots (7), and peace in strut through slot (7) are symmetrically offered on the side of the type chamber (3) separate injection channel (5) Equipped with strut (8), cooling is offered with symmetrical below lower template (2) inner mold chamber (3) above cope plate (1) the inner mold chamber (3) Chamber (9), and the opening of cooling chamber (9) is threaded with sealing bolt (10), cope plate (1) lower end is symmetrically fixedly welded There are four convex button (11), and the lower end of four convex buttons (11) passes through seccotine and is stained with suction rubber mat (12), the lower template (2) upper end is symmetrically opened up there are four fixing groove (13).

2. a kind of injection mold according to claim 1, which is characterized in that the cope plate (1) and lower template (2) are same Two hand levers (14) are symmetrically welded on side, and hand lever (14) is located on side corresponding with sealing bolt (10), the hand Bar is arranged with rubber sleave on (14).

3. a kind of injection mold according to claim 1, which is characterized in that the cope plate (1) is ruler with lower template (2) Very little consistent rectangular parallelepiped structure, and cope plate (1) lower end is corresponding with lower template (2) upper end, the lower template (2) passes through bolt It is fixed on injection moulding apparatus.

4. a kind of injection mold according to claim 1, which is characterized in that the injection channel (5) is two hollow outs Semi-cylindrical in configuration is composed, and a notch is offered on type chamber (3) side, and injection channel (5) gos deep into one in template End is connected with the notch on type chamber (3), symmetrically opened up on type chamber (3) other side there are two notch, and strut through slot (7) The one end goed deep into template is connected with two notches.

5. a kind of injection mold according to claim 1, which is characterized in that cooling chamber (9) opening offers spiral shell Line, and gum cover is stained with by seccotine on sealing bolt (10) one end, and gum cover offsets with cooling chamber (9) inner wall.

6. a kind of injection mold according to claim 1, which is characterized in that fixing groove (13) depth is lower template (2) half of height, and suction rubber mat (12) thickness of convex button (11) lower end connection is equal with fixing groove (13) depth value.