CN207344987U - Injection mold - Google Patents

Abstract

The utility model discloses a kind of injection mold.Injection mold includes upper cores, lower mode, cope plate and the lower template being stacked with cope plate.Upper cores include the first interface, and the first interface is formed with the first location structure；Lower mode includes second interface opposite with the first interface, and formed with the second location structure, upper cores are coordinated by the second location structure of the first location structure and lower mode to be positioned the second interface.First interface connects the second interface and limits mold cavity jointly.Upper cores are plugged in cope plate；Lower mode is plugged in lower template.Cope plate is with lower template formed with the runner connected with mold cavity.The injection mold of the above embodiment, by the first location structure and the second location fit structure so that upper cores and the positioning docking of lower mode, in this way, the deviation of upper cores and lower mode can be so reduced, so that injection mold is high by being molded obtained product yield.

Description

Injection mold

Technical field

It the utility model is related to technical field of mold, more particularly to a kind of injection mold.

Background technology

In the injection mold of correlation technique, the upper cores of injection mold easily shift when being connected with lower mode, make It is relatively low into corresponding product yield.

Utility model content

The utility model is intended at least solve one of technical problem present in correlation technique.For this reason, the utility model carries For a kind of injection mold.The injection mold includes：

Upper cores, the upper cores include the first interface, and first interface is formed with the first location structure；With

Lower mode, the lower mode include second interface opposite with first interface, second interface Formed with the second location structure, the upper cores are matched somebody with somebody by the second location structure of first location structure and the lower mode Positioning is closed, first interface connects second interface and limits mold cavity jointly；

Cope plate, the upper cores are plugged in the cope plate；With

The lower template being stacked with the cope plate, the lower mode are plugged in the lower template, the cope plate With the lower template formed with the runner connected with the mold cavity.

The injection mold of the above embodiment, by the first location structure and the second location structure so that upper cores and lower die Benevolence positioning docking, in this way, the departure degree of upper cores and lower mode can be so reduced, so that what injection mold was produced Product yield is high.

In some embodiments, first location structure includes the protrusion positioned at the first interface edge, institute The groove that the second location structure includes being formed at the second interface edge is stated, the protrusion is contained in the groove.

In this way, by the way that to inserting, raised and groove can so being caused, the positioning between upper cores and lower mode is more smart Really.

In some embodiments, described in raised first joint face and connection including towards second interface First connection inclined-plane of the first joint face and first interface, the groove include being bonded with first joint face the Two joint faces and the second connection inclined-plane for connecting second joint face and second interface, the second connection inclined-plane with The first connection inclined-plane fitting.

In this way, since the first connection inclined-plane and the second connection inclined-plane are bonded to each other so that between upper cores and lower mode Positioning is more accurate.

In some embodiments, the upper cores are in the form of a column with the lower mode, the first connection inclined-plane and institute It is 0-45 degree to state the angle between the central axis of upper cores.

In this way, can so cause upper cores are easier to position with lower mode to be bonded, meanwhile, molded in injection mold 1 Cheng Zhong, so that upper cores can be easily separated with lower mode.

In some embodiments, first interface is formed with the first cavity, first cavity and described first Location structure is arranged at intervals；

Second interface is arranged at intervals formed with the second cavity, second cavity with second location structure, First cavity connects with second cavity and limits mold cavity.

In this way, it can so cause plastic material in mold cavity coagulation forming.

In some embodiments, the injection mold includes thimble, and the thimble wears the lower template, the thimble It can be stretched into relative to lower template movement in the runner.

In this way, after plastic material coagulation forming in mold cavity, upper mold can be so opened by way of die sinking Plate and upper cores, and plastic cement is ejected by thimble, to obtain plastic cement products after going scrap rubber to process.

In some embodiments, the cope plate is provided with the first positioner, and it is fixed that the lower template is provided with second Position device, first positioner and second positioner are connected, so that the cope plate and the lower template It is located by connecting.

Can cope plate and lower template in this way, being so connected by the first positioner and the second positioner It is accurately positioned.

In some embodiments, the cope plate is provided with the first height adjusting blocks, first height adjusting blocks with The upper cores coordinate to adjust the upper cores relative to the height at the top of the cope plate；

The lower template is provided with the second height adjusting blocks, and second height adjusting blocks coordinate to adjust with the lower mode Save height of the lower mode relative to lower template bottom.

In this way, by first adjust height block and the second height adjusting blocks can injection molded it is different types of Plastic parts.

In some embodiments, the injection mold includes filling mouth and is stacked on the upper mould fixed plate of the cope plate, The filling mouth is housed in the upper mould fixed plate and the cope plate；The filling mouth leads to formed with the filling mouth with the flow passage Road.

In this way, it can so make plastic material more easily by filling mouth passage into air stream enter runner.

In some embodiments, the injection mold includes the locating ring for being arranged on the upper mould fixed plate, described fixed Position ring offers the deflector hole connected with the filling mouth passage.

In this way, deflector hole is injected into runner easy to plastic material.Locating ring is for example fixed by screws in film and fixes On plate.

The additional aspect and advantage of the utility model will be set forth in part in the description, partly by from following description In become obvious, or recognized by the practice of the utility model.

Brief description of the drawings

In description of the above-mentioned and/or additional aspect and advantage of the utility model from combination accompanying drawings below to embodiment It will be apparent and be readily appreciated that, wherein：

Fig. 1 is the cross-sectional view of the injection mold of the utility model embodiment.

Fig. 2 is the enlarged diagram of the injection mold II parts in Fig. 1.

Fig. 3 is the upper cores of the utility model embodiment and the cross-sectional view of lower mode.

Fig. 4 is the enlarged diagram of the IV parts of the upper cores and lower mode in Fig. 3.

Fig. 5 is the upper cores of the utility model embodiment and the schematic perspective view of lower mode.

Fig. 6 is the upper cores of the utility model embodiment and another cross-sectional view of lower mode.

Main element symbol description：

Injection mold 100, upper cores 10, the first interface 12, the first location structure 124, raised 1242, first joint face 12421st, the first connection inclined-plane 12423, the first cavity 126, lower mode 20, the second interface 22, the second location structure 224, recessed Groove 2242, the second joint face 22421, second connection inclined-plane 22423, the second cavity 226, mold cavity 30, cope plate 40, first Positioner 42, the first height adjusting blocks 44, lower template 50, the second positioner 52, the second height adjusting blocks 54, runner 60, Thimble 70, fill mouth 80, fill mouth passage 82, upper mould fixed plate 90, upper ejector retainner plate 101, lower ejector retainner plate 102, lower mold fixed plate 103, Locating ring 104, deflector hole 1042, plastic parts 105.

Embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein Same or similar label represents same or similar element or has the function of same or like element from beginning to end.Lead to below Cross the embodiment being described with reference to the drawings to be exemplary, be only used for explaining the utility model, and it is not intended that to this practicality New limitation.

In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", The orientation or position relationship of the instructions such as " clockwise ", " counterclockwise " be based on orientation shown in the drawings or position relationship, be only for Described easy to description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second " is only used for description purpose, and it is not intended that indicating or implying relative importance or imply the technology indicated by indicating The quantity of feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly include one or more The feature.In the description of the utility model, " multiple " are meant that two or more, unless otherwise clearly specific Limit.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can mechanically connect or be electrically connected or can mutually communicate；It can be directly connected, can also be in Between medium be indirectly connected, can be the interaction relationship of connection inside two elements or two elements.For this area For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward, or only Represent that fisrt feature level height is less than second feature.

Following disclosure provides many different embodiments or example is used for realizing the different structure of the utility model. In order to simplify the disclosure of the utility model, hereinafter the component and setting of specific examples are described.Certainly, they are only Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments And/or the relation between setting.In addition, various specific techniques and the example of material that the utility model provides, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

- 4 are please referred to Fig.1, the utility model embodiment provides a kind of injection mold 100.Injection mold 100 includes upper mold Benevolence 10, lower mode 20, cope plate 40 and the lower template 50 being stacked with cope plate 40.Upper cores 10 include the first interface 12.First interface 12 is formed with the first location structure 124.Lower mode 20 is docked including opposite with the first interface 12 second Face 22.Second interface 22 is formed with the second location structure 224.Upper cores 10 pass through the first location structure 124 and lower mode 20 The second location structure 224 coordinate positioning.First interface 12 connects the second interface 22 and limits mold cavity 30 jointly. Upper cores 10 are plugged in cope plate 40；Lower mode 20 is plugged in lower template 50.Cope plate 40 and lower template 50 formed with The runner 60 that mold cavity 30 connects.

The injection mold 100 of the above embodiment, by the first location structure 124 and the second location structure 224 so that on Mode 10 and the positioning docking of lower mode 20, in this way, the departure degree of upper cores 10 and lower mode 20 can be so reduced, so that Obtain injection mold 100 and pass through the produced product yield height of injection.

It is appreciated that injection mold 100 can be used for the accurate optical mirror slip of injection, for example, mobile lens eyeglass, vehicle-mounted mirror Head mirror piece and security lens eyeglass.Certainly, injection mold 100 is not limited to the accurate optical mirror slip of injection, can also be molded it His plastic product.

Specifically, upper cores 10 and lower mode 20 are in the form of a column, since the concentricity of upper cores 10 and lower mode 20 can influence The product yield of production, when being molded optical mirror slip, it is necessary to ensure to be accurately positioned between upper cores 10 and lower mode 20 with The axle center of upper cores 10 and the axle center of lower mode 20 is set farthest to overlap.The injection mold of the utility model embodiment 100 are connected by the first location structure 124 and the second location structure 224 so that axle center and the lower mode 20 of upper cores 10 Axle center can farthest overlap, and can so enable the product of injection to meet the requirement of production.

Specifically, the first location structure 124 and the second location structure 224 can be integrally machined by single-point lathe, single-point car The precision of bed is 0.0001um.It is integrally machined using single-point lathe, can so causes upper cores 10 and the bias of lower mode 20 Value reduces, and improves upper cores 10 and the concentricity of lower mode 20.

It is appreciated that since upper cores 10 are plugged in cope plate 40, in this way, can cause upper cores 10 and cope plate 40 General thickness reduce.And lower mode 10 is plugged in lower template 50, it can so cause lower die benevolence 10 and lower template 50 Thickness reduces, and so injection mold 100 can be caused to minimize.

Specifically, upper cores 10 can be plugged in cope plate 40 by viscose, and lower mode 10 can also be by glutinous Glue is plugged in lower template 50.Since upper cores 10 and lower mode 20 are directly contacted with mold cavity 30 so that upper cores 10 and Impact force of the impact force suffered by more than cope plate 40 and lower template 50 suffered by lower mode 20, therefore, material is manufactured in selection During material, it is necessary to assure the impact resistance of the material of upper cores 10 and lower mode 20 is than cope plate 40 and the material of lower template 50 Strong shock resistance.

Upper cores 10, which are plugged in cope plate 40, can be understood as upper cores 10 and is housed in cope plate 40.Lower mode 10 is inserted It is located in lower template 50 and can be understood as upper cores 10 and be housed in cope plate 40.

Fig. 5-6 are referred to, in some embodiments, the first location structure 124 includes being located at 12 edge of the first interface Protrusion 1242.Second location structure 224 includes the groove 2242 for being formed at 22 edge of the second interface.Protrusion 1242 is contained in In groove 2242.

In this way, by the way that protrusion 1242 and groove 2242 to inserting, can so be caused between upper cores 10 and lower mode 20 Positioning it is more accurate.

It is pointed out that the quantity of protrusion 1242 can be multiple, the quantity of groove 2242 can be multiple.

Certainly, in another embodiment, the first location structure 124 is included positioned at the recessed of 12 edge of the first interface Groove.Second location structure 224 includes forming the protrusion with 22 edge of the second interface.The groove of first location structure 124 houses In the protrusion of the second location structure 224.By by the protrusion of the groove of the first location structure 124 and the second location structure 224 To inserting, it can so make it that the positioning between upper cores 10 and lower mode 20 is more accurate.

Referring to Fig. 2 and Fig. 4, in some embodiments, protrusion 1242 includes the towards the second interface 22 First connection inclined-plane 12423 of one joint face 12421 and the first joint face 12421 of connection and the first interface 12.Groove 2242 Including the second joint face 22421 being bonded with the first joint face 12421 and it is connected the second joint face 22421 and the second interface 22 Second connection inclined-plane 22423.Second connection inclined-plane 22423 is connected inclined-plane 12423 with first and is bonded.

In this way, it is bonded to each other since the first connection inclined-plane 12423 and second connects inclined-plane 22423 so that 10 He of upper cores Positioning between lower mode 20 is more accurate.

Specifically, in one embodiment, the first connection inclined-plane 12423 and second connects inclined-plane 22423 and is fitted with One layer of rubber layer, in this way, rubber layer can cause the first connection inclined-plane 12423 and the second connection inclined-plane 22423 to be bonded more Closely, so that the positioning of upper cores 10 and lower mode 20 is more accurate.

Fig. 2 and Fig. 4 is referred to, in some embodiments, upper cores 10 are in the form of a column with lower mode 20.First connection is oblique Angle a between the central axis of face 12423 and upper cores 10 is 0-30 degree.

In this way, can so cause upper cores 10 are easier to position with lower mode 20 to be bonded, meanwhile, in injection mold 100 During die sinking, so that upper cores 10 can be easily separated with lower mode 20.

It is appreciated that upper cores 10 and lower mode 20 can be cylindric and prism-shaped.Certainly, upper cores 10 and lower mode 20 Shape be not limited to above-mentioned embodiment, and other shapes can be designed as according to the actual needs.

Angle a between first connection inclined-plane 12423 and the central axis of upper cores 10 can be understood as for 0-45 degree Angle a between one connection inclined-plane 12423 and the central axis of upper cores 10 can be designed as 0 degree to 45 according to the actual needs Unspecified angle between degree.Certainly, the angle a between the first connection inclined-plane 12423 and the central axis of upper cores 10 includes 0 degree Or 45 degree.

It is pointed out that the angle a between the second connection inclined-plane 22423 and the central axis of lower mode 10 is also 0-30 Degree.And in the utility model embodiment, it is necessary to assure the central axis of the first connection inclined-plane 12423 and upper cores 10 it Between angle and second connection inclined-plane 22423 it is identical with the angle between the central axis of lower mode 10.

Referring to Fig. 3, in some embodiments, the first interface 12 is formed with the first cavity 126.First cavity 126 are arranged at intervals with the first location structure 124.Second interface 22 is formed with the second cavity 226.Second cavity 226 and second Location structure 224 is arranged at intervals.First cavity 126 is connected with the second cavity 226 to limit mold cavity 30 jointly.

In this way, so plastic material can be caused to be cooled and shaped in mold cavity 30.

It is pointed out that the quantity of mold cavity 30 can be two or more.The shape of mold cavity 30 can It is adjusted with the demand according to product.

In some embodiments, injection mold 100 includes thimble 70.Thimble 70 wears lower template 50.Thimble 70 can Move and stretched into runner 60 relative to lower template 50.

In this way, after plastic material coagulation forming in mold cavity 30, can so be opened by way of die sinking Template 40 and upper cores 10, and plastic cement 105 is ejected by thimble 70, to obtain plastic cement products after going scrap rubber to process.

Specifically, thimble 70 can move up and down, for ejecting plastic parts 105.

It is pointed out that the quantity of thimble 70 can be multiple.

In some embodiments, injection mold 100 includes upper ejector retainner plate 101 and lower ejector retainner plate 102.Upper ejector retainner plate 101 Thimble 70 is fixed with lower ejector retainner plate 102, when upper ejector retainner plate 101 and the movement of lower ejector retainner plate 102, thimble 70 can be driven to move together It is dynamic.

Referring to Fig. 1, in some embodiments, cope plate 40 is provided with the first positioner 42.Lower template 50 It is provided with the second positioner 52.First positioner 42 and the second positioner 52 are connected, so that cope plate 40 is with Template 50 is located by connecting.

Can 40 He of cope plate in this way, being so connected by the first positioner 42 and the second positioner 52 Lower template 50 is accurately positioned.

It is appreciated that in one embodiment, the first positioner 42 includes positioning protrusion, the second positioner 52 Include positioning groove.First positioner 42 and the second positioner 52 by positioning protrusion and positioning groove be bonded to each other with Realize the positioning of cope plate 40 and lower template 50.

Referring to Fig. 1, in some embodiments, cope plate 40 is provided with the first height adjusting blocks 44.First is high Degree adjusting block 44 coordinates to adjust upper cores 10 relative to the height at the top of cope plate with upper cores 10.Lower template 50 is provided with Two height adjusting blocks 54.Second height adjusting blocks 54 coordinate with lower mode 20 to adjust lower mode 20 relative to 50 bottom of lower template Height.

In this way, by first adjusting height block 44 and the second height adjusting blocks 54 can injection mold 100 be molded not The plastic parts 105 of same type.

Specifically, since different types of plastic parts 105 has different thickness, the 100 predetermined upper mold of injection mold Benevolence 10 and the height of lower mode 20 can be adjusted according to the thickness of plastic parts 105.Upper cores 10 are during assembling, upper mold Benevolence 10 is inconsistent from predetermined altitude relative to the height at the top of cope plate, it is necessary to ressemble until meeting predetermined height.Such as This repeated removal upper cores 10 can cause the precise decreasing of injection mold 100, so that the precise decreasing of plastic parts 105.Similarly, Mode 20 can cause the precise decreasing of injection mold 100 under repeated removal.

Therefore, the first height adjusting blocks 44 and the second height adjusting blocks 54 that the utility model embodiment provides, upper During mode 10 assembles, if finding, upper cores 10 are inconsistent from predetermined height with respect to the height at the top of cope plate 40, By adjusting the first height adjusting blocks 44 cope plate 40 relatively of upper cores 10 can be adjusted with tight ness rating that upper cores 10 are combined Top height.

Specifically, when the first height adjusting blocks 44 are sealed by screw with upper cores 10, if upper cores 10 are with respect to upper mold The height at the top of plate 40 is less than predetermined height, then can increase top of the upper cores 10 with respect to cope plate 40 by unscrewing screw The height (increasing the segment difference between upper cores 10 and the top of cope plate 40) in portion.If upper cores 10 are with respect to the top of cope plate 40 The height in portion exceeds predetermined height, then can reduce height of the upper cores 10 with respect to the top of cope plate 40 by tightening screw (reducing the segment difference between upper cores 10 and the top of cope plate 40).

In this way, with height of the quick regulation upper cores 10 with respect to the top of cope plate 40 repeated removal can be avoided to cause to note The precise decreasing of mould 100.

Similarly, top of the lower mode 20 with respect to lower template 50 can be adjusted by adjusting the height of the second height adjusting blocks 54 The height in portion, details are not described herein.

Referring to Fig. 1, in some embodiments, injection mold 100 includes filling mouth 80 and is stacked on cope plate 40 Upper mould fixed plate 90.Fill mouth 80 and be housed in upper mould fixed plate 90 and cope plate 40.Mouth 80 is filled formed with connecting with runner 60 Fill mouth passage 82.

In this way, it can so make plastic material more easily by filling mouth passage 82 into air stream enter runner 60.

It is used to the plastic material of melting being injected into injection mold 100 it is appreciated that filling mouth 80.Upper mould fixed plate 90 is used In fixed cope plate 40.

In some embodiments, injection mold 100 includes lower mold fixed plate 103.It is appreciated that 90 He of upper mould fixed plate Lower mold fixed plate 103 is oppositely arranged.Upper mould fixed plate 90 fixes cope plate 40 by screw.Lower mold fixed plate 103 passes through screw Fixed lower template 50.

Referring to Fig. 1, in some embodiments, injection mold 100 includes being arranged on determining for upper mould fixed plate 90 Position ring 104.Locating ring 104 offers the deflector hole 1042 connected with filling mouth passage 82.

In this way, deflector hole 1042 is injected into runner 60 easy to plastic material.Locating ring 104 is for example fixed by screws in In upper film fixed plate 90.

Specifically, the shape approximation funnel-form of deflector hole 1042.The diameter of deflector hole 1042 from away from 60 one end of runner to It is gradually reduced close to 60 one end of runner.

In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means with reference to the embodiment or example description Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the utility model.In this explanation In book, schematic expression of the above terms is not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.

While there has been shown and described that the embodiment of the utility model, those of ordinary skill in the art can manage Solution：A variety of to the progress of these embodiments can change in the case where not departing from the principle and objective of the utility model, change, Replace and modification, the scope of the utility model are limited by claim and its equivalent.

Claims (10)

1. A kind of 1. injection mold, it is characterised in that including：

   Upper cores, the upper cores include the first interface, and first interface is formed with the first location structure；With

   Lower mode, the lower mode include second interface opposite with first interface, and second interface is formed There is the second location structure, it is fixed that the upper cores are coordinated by the second location structure of first location structure and the lower mode Position, first interface connect second interface and limit mold cavity jointly；

   Cope plate, the upper cores are plugged in the cope plate；With

   The lower template being stacked with the cope plate, the lower mode are plugged in the lower template, the cope plate and institute Lower template is stated formed with the runner connected with the mold cavity.
2. 2. injection mold as claimed in claim 1, it is characterised in that first location structure includes being located at described first pair The protrusion of junction edge, second location structure include the groove for being formed at the second interface edge, the raised receipts It is dissolved in the groove.
3. 3. injection mold as claimed in claim 2, it is characterised in that it is described it is raised include towards second interface the One joint face and the first connection inclined-plane for connecting first joint face and first interface, the groove include with it is described Second joint face of the first joint face fitting and the second connection inclined-plane for connecting second joint face and second interface, The second connection inclined-plane is connected inclined-plane fitting with described first.
4. 4. injection mold as claimed in claim 3, it is characterised in that the upper cores are in the form of a column with the lower mode, institute It is 0-45 degree to state the angle between the first connection inclined-plane and the central axis of the upper cores.
5. 5. injection mold as claimed in claim 1, it is characterised in that first interface is described formed with the first cavity First cavity is arranged at intervals with first location structure；

   Formed with the second cavity, second cavity is arranged at intervals second interface with second location structure, described First cavity is connected with second cavity to limit the mold cavity jointly.
6. 6. injection mold as claimed in claim 1, it is characterised in that the injection mold includes thimble, and the thimble is worn The lower template, the thimble can be stretched into the runner relative to lower template movement.
7. 7. injection mold as claimed in claim 1, it is characterised in that the cope plate is provided with the first positioner, described Lower template is provided with the second positioner, and first positioner and second positioner are connected, so that described Cope plate is located by connecting with the lower template.
8. 8. injection mold as claimed in claim 1, it is characterised in that the cope plate is provided with the first height adjusting blocks, institute The first height adjusting blocks are stated with the upper cores to coordinate to adjust the upper cores relative to the height at the top of the cope plate；

   The lower template is provided with the second height adjusting blocks, and second height adjusting blocks coordinate to adjust with the lower mode State height of the lower mode relative to the lower template bottom.
9. 9. injection mold as claimed in claim 1, it is characterised in that the injection mold includes filling mouth and is stacked on described The upper mould fixed plate of template, the filling mouth are housed in the upper mould fixed plate and the cope plate；It is described filling mouth formed with institute State the filling mouth passage of flow passage.
10. 10. injection mold as claimed in claim 9, it is characterised in that the injection mold is consolidated including being arranged on the upper mold The locating ring of fixed board, the locating ring offer the deflector hole connected with the filling mouth passage.