CN106113410A - Injection mold - Google Patents
Injection mold Download PDFInfo
- Publication number
- CN106113410A CN106113410A CN201610659068.XA CN201610659068A CN106113410A CN 106113410 A CN106113410 A CN 106113410A CN 201610659068 A CN201610659068 A CN 201610659068A CN 106113410 A CN106113410 A CN 106113410A
- Authority
- CN
- China
- Prior art keywords
- runner
- panel
- plate
- insert
- core rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 54
- 239000007924 injection Substances 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 abstract description 14
- 229920003023 plastic Polymers 0.000 abstract description 14
- 239000004568 cement Substances 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 6
- 238000005520 cutting process Methods 0.000 abstract description 4
- 238000003032 molecular docking Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 25
- 239000003292 glue Substances 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0032—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks sequential injection from multiple gates, e.g. to avoid weld lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0036—Submerged or recessed burrs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
- B29C2045/2709—Gates with a plurality of mould cavity inlets in close proximity
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of injection mold, including sequentially passing through panel, water gap plate, Ejector Retainer Plate, thimble panel, front template is also fixed on panel and offers the main pourable component of sprue, and point cast structural member being located between front template and front core rod, cast structural member is divided to offer multiple sub-runner connected with sprue, front core rod is provided with the feeding mouth docking with sub-runner quantity and position relationship and connecting with die cavity, sprue includes that its diameter more than or equal to the first flow section of injection machine injection hole diameter and is connected with sub-runner and second flow channel section of the diameter court point cast tapered setting in structural member direction, wherein, second flow channel section is located at front template.Water column assembly by master and water the plastic cement under structural member, molten condition with dividing, arriving die cavity when, still maintain the injection pressure relatively equalized, it is possible to preferably fill, and avoid the problems such as batch cutting edge of a knife or a sword burr, open defect.
Description
Technical field
The invention belongs to mould applications, particularly relate to a kind of injection mold.
Background technology
For some have the product of special construction or outward appearance enter glue with eject product the same side product size not
Greatly, appearance requirement is higher, and outer surface is not allow for into glue vestige, and the plastic material physical flow used is poor, product structure
Glue position is thin.Such as one flat board back cover product size: 183mm*93mm*6.4, plastic material is that nylon adds 55% glass, main glue
Thickness is 0.8mm.
Wherein, as used formal dress Mold Making, first, formal dress mould enters glue in front side, ejects at rear side, it is impossible to meet into
Glue with eject the same side at product, secondly, formal dress mould uses multiple hot mouths to turn multiple spot stalking glue it is difficult to ensure that fill effect
Really, the still serious starved deformation of product mid portion, strengthen injection pressure and extend the dwell time and can get product reluctantly, but by
The defects such as batch cutting edge of a knife or a sword burr are produced in injection pressure excessive product periphery.
Making according to inverted mold, first, inverted mold uses hot flow path, directly enters glue from rear mold, empty by miscellaneous goods
Between structural constraint, it is impossible to lay multiple hot mouth, it is impossible to meet the design of multiple glue-feeder, a hot nozzle the most all can only be set and enter
Glue, difficulty meets multiple spot and fills requirement, and has regrinding-material and stay on product, needs subsequent handling to remove the mouth of a river, increases cost.
Single hot nozzle directly enters glue on product, and a large amount of injection pressures concentrate at 1 and enter glue, and impact, at one, can cause product surface meeting
Have to dry and print the defect problem affecting outward appearance.
Make according to the thin gate mould of upside-down mounting mould, owing to being limited by inverted mold structure, rear mold product to be arranged top
Going out structure, its rear mold thickness is big, and originally structure design can cause into glue runner the longest, causes plastic cement in runner internal pressure loss
Seriously, it is difficult to meet and fill requirement.
Summary of the invention
The present invention provides a kind of injection mold, it is intended to overcome in above-mentioned prior art, and formal dress mould produces cloak burr
Problem, inverted mold are only the problem of open defect and the upside-down mounting mould thin gate mould pressure loss seriously can not meet filling
Problem.
The present invention is achieved in that
A kind of injection mold, for injection machine, including the panel set gradually, water gap plate, Ejector Retainer Plate, thimble panel,
Front template, front core rod, rear core rod and rear pattern plate, described front core rod is removably attachable to described front template, and described rear core rod can
Releasably being connected to described rear pattern plate, be formed with die cavity between described front core rod and described rear core rod, described injection mold includes
Sequentially pass through described panel, described water gap plate, described Ejector Retainer Plate, described thimble panel, described front template and be fixed on described
Panel and offer the main pourable component of sprue, and point cast structure being located between described front template and described front core rod
Part, pours into a mould structural member for described point and offers the sub-runner that multiple and described sprue connects, and described front core rod is provided with and described shunting
The feeding mouth that road quantity and position relationship dock and connect with described die cavity, described sprue includes that its diameter is more than or equal to
The first flow section of described injection machine injection hole diameter and be connected with described sub-runner and diameter is towards described point of cast knot
Second flow channel section of the tapered setting in component direction, wherein, described second flow channel section is located at described front template；Described injection mold bag
Include through described thimble panel until described die cavity there is the countersunk head being located at described Ejector Retainer Plate and described thimble panel
De-material thimble, be fixed on described panel and sequentially pass through described water gap plate, described Ejector Retainer Plate, described thimble panel, described
Front template until the mouth of a river crochet hook of described sub-runner, and it is located at the elastic reset between described thimble panel and front template
Part.
Alternatively, described main pourable component includes sequentially passing through described panel, described water gap plate, described Ejector Retainer Plate, institute
State the main pouring nozzle of thimble panel, described front template, and for heating the heater of described main pouring nozzle.
Alternatively, described heater includes the heating resistance unit being set around side of described main pouring nozzle week.
Alternatively, described main pourable component includes being fixed on described panel and deviates from described die cavity side and limit described master and water
Nozzle along described in deviate from the pouring cup that described die cavity direction is moved, and be fixed on described panel and towards described die cavity side and overlap
It is connected to side of described main pouring nozzle week and sequentially passes through described water gap plate, described Ejector Retainer Plate, described thimble panel, described front template
Muzzle.
Alternatively, described front core rod is offering towards the side of described front template for accommodating described point of cast structural member
Storage tank.
Alternatively, described elastic reset part is compression spring.
Alternatively, described injection mold includes being located between described water gap plate and described point of cast structural member and through described
Ejector Retainer Plate, described thimble panel and described front template and be located at side of described main pourable component week to position described main pourable component
Runner mold insert, described runner mold insert is fixed on described water gap plate.
Alternatively, described runner mold insert has been collectively forming with described point of cast structural member in the side deviating from described water gap plate
For connecting the branch chamber of described sprue and described sub-runner.
Alternatively, described runner mold insert includes the first insert and the second insert that split arranges, wherein, described first insert
Being removably attachable to described water gap plate, described second insert is removably attachable to described second insert, described second insert
It is collectively forming described branch chamber with described point of cast structural member.
Alternatively, described water gap plate is provided with for positioning described runner mold insert at the side opening of fixing described runner mold insert
Locating slot.
Structure based on the present invention, during injecting glue, owing to first flow section diameter is molded more than or equal to injection machine
The first flow section of mouth diameter, so, the plastic cement under molten condition is injected into energy in first flow section from injection machine
Enough reduce the loss of pressure, and the second flow channel section is located at front template, that is to say that first flow section at least passes completely through panel, the mouth of a river
Plate, Ejector Retainer Plate, thimble panel, so, the plastic cement under molten condition, arriving die cavity when, still maintain more equal
The injection pressure of weighing apparatus, it is possible to preferably fill, and avoid the problems such as batch cutting edge of a knife or a sword burr, open defect.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below by use required in embodiment
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is only some embodiments of the present invention, for ability
From the point of view of the those of ordinary skill of territory, on the premise of not paying creative work, it is also possible to obtain the attached of other according to these accompanying drawings
Figure.
Fig. 1 is the injection mold overall structure schematic diagram that the embodiment of the present invention provides；
Fig. 2 is the sectional view in AA direction in Fig. 1；
Fig. 3 is the sectional view in BB direction in Fig. 1.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 1 1 0 | Panel | 1 2 0 | Water gap plate |
| 1 3 0 | Ejector Retainer Plate | 140 | Thimble panel |
| 1 5 0 | Front template | 1 6 0 | Front core rod |
| 1 7 0 | Rear core rod | 1 8 0 | Rear pattern plate |
| 1 0 1 | Die cavity | ||
| 2 0 0 | Main pourable component | 2 0 1 | Sprue |
| 2 1 0 | Main note pouring mouth | 2 2 0 | Heater |
| 2 3 0 | Pouring cup | 2 4 0 | Muzzle |
| 3 0 0 | Divide cast structural member | 3 0 1 | Sub-runner |
| 4 0 0 | De-material thimble | ||
| 5 0 0 | Mouth of a river crochet hook | ||
| 6 0 0 | Elastic reset part | ||
| 7 0 0 | Runner mold insert | ||
| 7 1 0 | First insert | 7 2 0 | Second insert |
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, and it can be directly separately
On one element or be connected on this another element.When an element is known as " being connected to " another element, and it can
To be directly to another element or to be indirectly connected on this another element.
Also, it should be noted the orientation term such as left and right, upper and lower in the embodiment of the present invention, it is only the most general
Read or with the normal operating condition of product as reference, and should not be regarded as restrictive.
The embodiment of the present invention provides a kind of injection mold.
As shown in Figure 1 to Figure 3, this injection mold includes setting gradually panel 110, water gap plate 120, Ejector Retainer Plate 130,
Thimble panel 140, front template 150, front core rod 160, rear core rod 170 and rear pattern plate 180, wherein, front core rod 160 removably connects
Being connected to front template 150, rear core rod 170 is removably attachable to rear pattern plate 180, is formed between front core rod 160 and rear core rod 170
Die cavity 101, so, can change different front core rods 160 according to different products and rear core rod 170 forms different die cavities
101, to adapt to different products, improve the versatility of this injection mold.
As shown in Figure 1 to Figure 3, injection mold also includes sequentially passing through panel 110, water gap plate 120, Ejector Retainer Plate 130, top
Dial plate 140, front template 150 are also fixed on panel 110 and offer the main pourable component 200 of sprue 201, and before being located at
Point cast structural member 300 between template 150 and front core rod 160, a point cast structural member 300 offer multiple with sprue 201 even
Logical sub-runner 301, front core rod 160 be provided with dock with sub-runner 301 quantity and position relationship and with entering that die cavity 101 connects
Material mouth, sprue 201 includes that its diameter (is not marked in figure more than or equal to the first flow section of injection machine injection hole diameter
Note) and be connected with sub-runner 301 and diameter towards point cast the tapered setting in structural member 300 direction the second flow channel section (in figure not
Mark), wherein, the second flow channel section is located at front template 150.Based on this, during injecting glue, owing to first flow section diameter is more than
Or the first flow section equal to injection machine injection hole diameter, so, the plastic cement under molten condition injects from injection machine
The loss of pressure can be reduced in first flow section, and the second flow channel section is located at front template 150, that is to say first flow section extremely
Pass completely through panel 110, water gap plate 120, Ejector Retainer Plate 130, thimble panel 140, so, the plastic cement under molten condition less,
Arriving die cavity 101 when, the plastic cement of fuse state still keeps the injection pressure relatively equalized, it is possible to preferably fill out
Fill, and avoid the problems such as batch cutting edge of a knife or a sword burr, open defect.On this basis, the plastic cement under molten condition after sprue 201, then
In sub-runner 301 is injected into die cavity 101, as such, it is possible to greatly shorten the length of sub-runner 301.Based on this, it is possible to very well
Ground produce some have special construction or the product of outward appearance and meet into glue with eject product the same side product size not
Greatly, appearance requirement is higher, and outer surface is not allow for into glue vestige, and the plastic material physical flow used is poor, product structure
Glue position is thin.
As shown in Figure 1 to Figure 3, injection mold also includes through thimble panel 140 until die cavity 101 have and be located at thimble
The de-material thimble 400 of the countersunk head between base plate 130 and thimble panel 140, be fixed on panel 110 and sequentially pass through water gap plate 120,
Ejector Retainer Plate 130, thimble panel 140, front template 150 until the mouth of a river crochet hook 500 of sub-runner 301, and it is located at thimble face
Elastic reset part 600 between plate 140 and front template 150.So, during this injection mode division mould, be conducive to coming off and mould
Product.Wherein, quantity and position relationship for sub-runner 301 suitably adjust according to actual product, based on aforementioned
All structures, sub-runner 301 only need to be uniform according to the area of product, the stress can being equalized in die cavity 101, and design is more
Easy.Additionally, elastic reset part 600 is compression spring, it is simple to use standard component, advantageously reduce manufacturing cost.At this
In enforcement, the quantity of mouth of a river crochet hook 500 and position relationship are correspondingly arranged with quantity and the position relationship of sub-runner 301, have
It is beneficial to guarantee to disconnect the waste material in sub-runner 301 with the product of moulding in die cavity 101.
As it is shown on figure 3, main pourable component 200 includes sequentially passing through panel 110, water gap plate 120, Ejector Retainer Plate 130, thimble
Panel 140, the main pouring nozzle of front template 150, and for heating the heater 220 of main pouring nozzle.So, it is simple to by master
Plastics are heated by pouring nozzle, it is ensured that plastics are in molten condition all the time.Further, heater 220 includes being set around
Main pouring nozzle week side heating resistance unit.So, this heating technique is ripe, it is simple to use standard component, advantageously reduces production system
Cause this.
As it is shown on figure 3, main pourable component 200 includes that being fixed on panel 110 deviates from die cavity 101 side and limit main pouring nozzle
Along deviating from the pouring cup 230 that die cavity 101 direction is moved, and it is fixed on panel 110 and towards die cavity 101 side and is socketed on main watering
Nozzle week side and sequentially pass through the muzzle 240 of water gap plate 120, Ejector Retainer Plate 130, thimble panel 140, front template 150.Pouring cup
230 are easy to coordinate with injection machine, and main pouring nozzle can be fixed on panel 110 by muzzle 240, wherein, owing to main pouring mouth is adopted
Structure complex, material is the most special, cost is high, the knot that will be used for being fixed with panel 110 in main note pouring mouth 210
Structure, arranges on muzzle 240, is conducive to simplifying the structure of main note pouring mouth 210, advantageously reduces main note pouring mouth 210 manufacturing cost,
And as damaging or mismachining tolerance occurs in muzzle 240, only muzzle 240 need to be changed, and without main note pouring mouth 210 is carried out in the lump
Change.
In embodiments of the present invention, front core rod 160 is offering towards the side of front template 150 for accommodating point of cast knot
The storage tank (not marking in figure) of component 300.So can reduce plastics formation in sub-runner 301, reduce further and mould
The material pressure loss in being diverted to.
As it is shown on figure 3, injection mold includes being located between water gap plate 120 and point cast structural member 300 and through at the bottom of thimble
Plate 130, thimble panel 140 and front template 150 and be located at 200 weeks sides of main pourable component to position the runner of main pourable component 200
Mold insert 700, runner mold insert 700 is fixed on water gap plate 120, based on this structure, main pourable component 200 can be avoided to offset, shadow
Ring the normal use of injection mold.
Runner mold insert 700 has been collectively forming for connecting master with a point cast structural member 300 in the side deviating from water gap plate 120
Runner 201 and the branch chamber of sub-runner 301.
As it is shown on figure 3, runner mold insert 700 includes the first insert 710 and the second insert 720 that split is arranged, wherein, first
Insert 710 is removably attachable to water gap plate 120, and the second insert 720 is removably attachable to the second insert 720, the second insert
720 are collectively forming branch chamber with a point cast structural member 300.Runner mold insert 700 is divided into the first insert 710 and the second insert 720,
In the fabrication process, can be processed the first insert 710 and the second insert 720 respectively manufacturing, be conducive to improving production efficiency.
Additionally, as damage or mismachining tolerance etc. occur in the first insert 710 or the second insert 720, only need to change corresponding, it is not necessary to whole
Body is changed.
Further, as it is shown on figure 3, water gap plate 120 is provided with for positioning runner at the side opening of stationary flowpath mold insert 700
The locating slot (not marking in figure) of mold insert 700.During runner mold insert 700 is fixed to water gap plate 120, only need to be by runner
Mold insert 700 is placed in locating slot, is i.e. its position accurately, then runner mold insert 700 can be fixed to water gap plate 120 i.e.
Can.
Based on above-mentioned all structures, point mold process of this injection mold is as follows:
The first step: water gap plate 120 separates with Ejector Retainer Plate 130, wherein, panel 110 is integrally fixed at fixed mount or fixing seat
Upper motionless, mouth of a river crochet hook 500 maintains static with panel 110, during this, under the effect of mouth of a river crochet hook 500, by sub-runner
Waste material in 301 disconnects with the product of moulding in die cavity 101；
Second step: panel 110 separates with water gap plate 120, water gap plate 120 and runner mold insert 700 produce with panel 110 jointly
Quite motion, and it is lifted off mouth of a river crochet hook 500 by the waste material formed in runner mold insert 700 just sub-runner 301；
3rd step: front template 150 separates with rear pattern plate 180, wherein, owing to front core rod 160 is connected to front template 150, after
Core rod 170 is connected to rear pattern plate 180, and after front template 150 separates with rear pattern plate 180, front core rod 160 also divides with rear core rod 170
Open, now, in die cavity 101 mould that product is in can roof fall state；
4th step, drives Ejector Retainer Plate 130 and thimble panel 140 jointly extrude elastic reset part 600 and produce with panel 110
The raw motion relatively deviated from, and by de-material thimble 400, the product of moulding in die cavity 101 is ejected.
In above-mentioned, for realizing above-mentioned point of mould step, this injection mold also includes the mould necks such as guide post, guide sleeves, square
The conventional parts in territory, enumerates the most one by one at this.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Any amendment, equivalent or the improvement etc. made within principle, should be included within the scope of the present invention.
Claims (10)
1. an injection mold, for injection machine, including the panel set gradually, water gap plate, Ejector Retainer Plate, thimble panel, front
Template, front core rod, rear core rod and rear pattern plate, described front core rod is removably attachable to described front template, and described rear core rod is removable
It is connected to described rear pattern plate with unloading, is formed with die cavity between described front core rod and described rear core rod, it is characterised in that described injection
Mould includes sequentially passing through described panel, described water gap plate, described Ejector Retainer Plate, described thimble panel, described front template and consolidating
Due to described panel and the main pourable component that offers sprue, and be located between described front template and described front core rod point
Cast structural member, described point cast structural member offer the sub-runner that multiple and described sprue connects, described front core rod be provided with and
The feeding mouth that described sub-runner quantity and position relationship dock and connect with described die cavity, described sprue includes that its diameter is big
In or equal to the first flow section of described injection machine injection hole diameter and be connected with described sub-runner and diameter is towards described
Dividing the second flow channel section of the cast tapered setting in structural member direction, wherein, described second flow channel section is located at described front template；Described note
Mould include through described thimble panel until described die cavity having be located at described Ejector Retainer Plate and described thimble panel it
Between countersunk head de-material thimble, be fixed on described panel and sequentially pass through described water gap plate, described Ejector Retainer Plate, described thimble face
Plate, described front template until the mouth of a river crochet hook of described sub-runner, and it is located at the bullet between described thimble panel and front template
Property return unit.
2. injection mold as claimed in claim 1, it is characterised in that described main pourable component includes sequentially passing through described
Plate, described water gap plate, described Ejector Retainer Plate, described thimble panel, the main pouring nozzle of described front template, and it is used for heating described
The heater of main pouring nozzle.
3. injection mold as claimed in claim 2, it is characterised in that described heater includes being set around described main pouring nozzle
The heating resistance unit of all sides.
4. injection mold as claimed in claim 2, it is characterised in that described main pourable component includes being fixed on the described panel back of the body
From described die cavity side and limit described main pouring nozzle along described in deviate from the pouring cup that described die cavity direction is moved, and be fixed on
Described panel is towards described die cavity side and is socketed on side of described main pouring nozzle week and sequentially passes through described water gap plate, described thimble
Base plate, described thimble panel, the muzzle of described front template.
5. injection mold as claimed in claim 1, it is characterised in that described front core rod is being opened towards the side of described front template
It is provided with the storage tank for accommodating described point of cast structural member.
6. injection mold as claimed in claim 1, it is characterised in that described elastic reset part is compression spring.
7. injection mold as claimed in claim 1, it is characterised in that described injection mold includes being located at described water gap plate and institute
State between point cast structural member and pass described Ejector Retainer Plate, described thimble panel and described front template and be located at described main cast
Assembly week, side was to position the runner mold insert of described main pourable component, and described runner mold insert is fixed on described water gap plate.
8. injection mold as claimed in claim 7, it is characterised in that described runner mold insert is in the side deviating from described water gap plate
It is collectively forming the branch chamber for connecting described sprue and described sub-runner with described point of cast structural member.
9. injection mold as claimed in claim 8, it is characterised in that described runner mold insert includes the first insert that split is arranged
With the second insert, wherein, described first insert is removably attachable to described water gap plate, and described second insert is detachably connected
In described second insert, described second insert is collectively forming described branch chamber with described point of cast structural member.
10. injection mold as claimed in claim 8, it is characterised in that described water gap plate is in the side of fixing described runner mold insert
Face offers the locating slot for positioning described runner mold insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610659068.XA CN106113410A (en) | 2016-08-10 | 2016-08-10 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610659068.XA CN106113410A (en) | 2016-08-10 | 2016-08-10 | Injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106113410A true CN106113410A (en) | 2016-11-16 |
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ID=57259172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610659068.XA Pending CN106113410A (en) | 2016-08-10 | 2016-08-10 | Injection mold |
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| Country | Link |
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| CN (1) | CN106113410A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827383A (en) * | 2017-02-28 | 2017-06-13 | 广东长盈精密技术有限公司 | an injection mold |
| CN112157868A (en) * | 2020-09-14 | 2021-01-01 | 鸿利达模具(深圳)有限公司 | Double-color injection molding structure |
| CN113352557A (en) * | 2021-07-01 | 2021-09-07 | 惠州市盈旺精密技术有限公司 | Lateral glue feeding and dewatering opening device of injection mold and mold |
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| CN205705060U (en) * | 2016-05-31 | 2016-11-23 | 厦门齐强胜模具有限公司 | Hot flow path inverted mold |
| CN206030429U (en) * | 2016-08-10 | 2017-03-22 | 深圳市银宝山新科技股份有限公司 | Injection mold |
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| KR20050102461A (en) * | 2004-04-22 | 2005-10-26 | 엠앤드엠 주식회사 | Metal mold for injection molding machine |
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| CN106827383A (en) * | 2017-02-28 | 2017-06-13 | 广东长盈精密技术有限公司 | an injection mold |
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| CN112157868B (en) * | 2020-09-14 | 2022-03-25 | 鸿利达模具(深圳)有限公司 | Double-color injection molding structure |
| CN113352557A (en) * | 2021-07-01 | 2021-09-07 | 惠州市盈旺精密技术有限公司 | Lateral glue feeding and dewatering opening device of injection mold and mold |
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Application publication date: 20161116 |