CN106626265A - Key injection mold - Google Patents
Key injection mold Download PDFInfo
- Publication number
- CN106626265A CN106626265A CN201611200033.6A CN201611200033A CN106626265A CN 106626265 A CN106626265 A CN 106626265A CN 201611200033 A CN201611200033 A CN 201611200033A CN 106626265 A CN106626265 A CN 106626265A
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- CN
- China
- Prior art keywords
- push rod
- water route
- button
- thimble
- product
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 title claims abstract description 42
- 239000007924 injection Substances 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000000465 moulding Methods 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 40
- 238000007493 shaping process Methods 0.000 claims description 29
- 238000009432 framing Methods 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 claims 8
- 239000006227 byproduct Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000001746 injection moulding Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- 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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- 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
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
Abstract
The invention discloses a key injection mold comprises a front mold frame base plate and a rear mold frame base plate. The front mold frame base plate comprises a font mold frame and a hot runner system. A fixed mold core is fixed to the front mold frame. The rear mold frame base plate is provided with push-out mechanisms, a rear mold frame and a movable mold core arranged on the rear mold frame. A molding cavity is formed between the fixed mold core and the movable mold core. The key injection mold is characterized in that the heat runner system comprises a feeding port connected with an injection molding machine, a heat runner plate connected with the feeding port, a heating ring arranged around the heat runner plate and a plurality of heat nozzles communicating with the molding cavity; and the push-out mechanisms comprise the product push-out mechanism and the waste material push-out mechanism. The injection mold further comprises a fixed mold water way arranged on the fixed mold core and a movable mold water way arranged on the movable mold core, wherein the movable mold water way adopts a single circulation pipeline, and the fixed mold water way adopts a double-circulation pipeline. The key injection mold has the advantages that molding is rapid, the waste ratio is low, and no unqualified product exists.
Description
Technical field
The present invention relates to injection mold field, and in particular to a kind of button injection mold.
Background technology
Injection production process is as far as possible more to carry out typesetting in a mold so that once in order to improve the efficiency of injection mo(u)lding
More products are molded, but product arrangement is excessive, and in order to ensure the quality of injecting products, the requirement to injection machine is uprised, together
When waste material it is higher.Fig. 1 is the arrangement in the mould for produce this button, and once die sinking obtains 8 sets of products, using the shunting of X-type
The secondary runner and cold flow of road and X-type is to injection, although the time of single injection-molded is very fast, but material is shared weight
Comparison is high, and it is 2g to be averagely once molded 8 product weights for obtaining, and expects that weight be 5g, and waste material ratio is 250%, substantial amounts of wave
Take raw material, in order to improve the efficiency of injection, it is necessary to develop new injection mold, expansion is once molded the product quantity of generation, such as
Injection molding manner before really still adopting, then cold runner system cannot adapt to the molding cavity for expanding, if increasing injection molding channel,
The ratio of waste material will necessarily be increased.TOP-TIP is that plastics of the method by heating to ensure runner and cast gate keep melting
State, plastic melt is conducive to pressure transmission in TOP-TIP, and the pressure loss in runner is less, and injection can be greatly lowered
Pressure and clamp force, reduce injection and dwell time, and the large scale modeling for being molded long flow process is easier in less injector
Property, less injector may be selected and the expense of injector is reduced, the function of injector is enhanced, improve Shooting Technique.But
It is that its cooling shaping time can lengthen using TOP-TIP on the basis of the quantity of extension single injection-molded, causes whole
The time of injection mo(u)lding is elongated, while easily pulling when molding discharging, the present invention develops one kind on the basis of above-mentioned
Brand-new injection mold, one-shot forming obtains 8 sets of buttons, and shortens molding time, greatly improves production efficiency.
The content of the invention
For the problems referred to above, it is an object of the invention to provide a kind of button injection mold, with shaping is fast, waste material is than low, nothing
The advantage of substandard product.
The present invention solves the technical scheme that adopted of above-mentioned technical problem：A kind of button injection mold, including front mould bases
Base plate and rear mould framing plate, described front mould framing plate includes front mould bases and TOP-TIP, and fixed mold core is fixedly installed on front mould
On frame, the rear mould framing plate is provided with ejecting mechanism, rear mould bases, and is arranged on mavable module core on rear mould bases, the fixed mold core
Molding cavity is formed between mavable module core, it is characterised in that：Charging port that the TOP-TIP includes being connected with injection machine,
If what is connected with the charging port hot runner manifold being connected, the heating collar that is arranged on around hot runner manifold and with molding cavity is xeothermic
Nozzle；The ejecting mechanism includes product ejecting mechanism and material ejecting mechanism, and product ejecting mechanism and material are ejector
The action interval time of structure is 1～2s；Injection mold also includes the cover half water route being arranged on fixed mold core and is arranged on mavable module core
On dynamic model water route, the dynamic model water route adopt single cycle pipeline, the cover half water route adopt Two-way Cycle pipeline.
Further, the molding cavity includes two groups of symmetrical shapings point chamber, each shaping point chamber be provided with four groups it is symmetrical
Button forming cavity, the button forming tank that every group of button forming cavity has two sets of Central Symmetries to arrange, and a material handle is shared, often cover
Button forming tank passes through two cast gates with material connecting, and per composing type, a point chamber is connected with a hot nozzle.
Further, the ejecting mechanism is arranged between rear mould framing plate and rear mould bases, by ejector retainner plate, ejector retainner plate backplate,
Some push rods, some thimbles, some push rods are respectively the first push rod, the second push rod, the 3rd push rod, corresponding first push rod
Top be fixedly connected the first thimble, the first thimble is arranged on the lower section of each button, and is fixedly connected at the top of the second push rod
Two thimbles, the second thimble is arranged on the lower section of button connecting cross beam, and the 3rd thimble, the 3rd top are fixedly connected at the top of the 3rd thimble
Pin is arranged on the lower section of material handle, and the first push rod end is T-shaped, and the second push rod end is L-type, is arranged in ejector retainner plate,
And with the upper surface of ejector retainner plate backplate, the end of the 3rd push rod is T-shaped, thimble corresponding with the 3rd push rod position
Plate backplate is provided with the hanging chamber of push rod, and the hanging chamber of the push rod is T-shaped cavity, and the push rod of built-in activity helps bar, the push rod to help
One end of bar contacts with the end of the 3rd push rod, and the other end passes ejector retainner plate backplate, with rear mould bases contacts baseplate；First push rod,
Second push rod, the first thimble, the second thimble constitute product ejecting mechanism, and the 3rd push rod, the 3rd thimble, push rod help bar to constitute material handle
Ejecting mechanism.
During matched moulds state, the first push rod, the second push rod, the 3rd push rod are horizontal, in product ejecting mechanism
One push rod, the second push rod are contacted with ejector retainner plate backplate, and the 3rd push rod helps bar to contact with push rod, and push rod helps the other end and rear mold of bar
Frame contacts baseplate；When starting die sinking, ejector retainner plate is moved upwards under the drive of thimble backplate, and now ejector retainner plate drives first to push up
Bar, the second push rod are moved upwards, and the first push rod, the first thimble of the second push rod connection and the second thimble are by button and by bonded
Crossbeam is ejected upwards, and hanging below the 3rd push rod, when ejector retainner plate and thimble backplate are moved upwards, the top of the 3rd push rod
By the pressure of material handle, its end is fallen in the hanging chamber of push rod, is not moved upwards therewith, and push rod helps bar also not transport upwards therewith
It is dynamic so that with material disconnection is separated, this stage is the work of product ejecting mechanism, the stage that product is ejected to product；With thimble
Plate and thimble backplate are continued up, and push rod helps bar to reach the T-shaped bottom in the hanging chamber of push rod, it is impossible to continue to keep not upwards
The state of motion, now the end of the 3rd push rod help bar to contact with push rod, as ejector retainner plate and thimble backplate are continued up,
Now the 3rd thimble ejection material handle, completes to expect the motion ejecting mechanism.
Further, the push rod helps the tip height of bar less than the depth at the T-shaped position in the hanging chamber of push rod, and both
Difference is 3mm so that product ejecting mechanism ejects product after 3mm, and material starts working ejecting mechanism.
Further, cover half water route is designed with the fixed mold core on each shaping point chamber, the cover half water route is followed using double
Endless tube road, including the water route of symmetrically arranged cover half one and the water route of cover half two, the water route of the cover half one forms a rectangle by pipeline
Circulation line, entered by the one end in shaping point chamber, through the material handle of adjacent key forming cavity, return to the identical of shaping point chamber
End, completes a circulation；The recirculated water trend in the water route of the cover half two is symmetrical arranged with the water route of cover half one；It is every on the mavable module core
Dynamic model water route is designed with individual shaping point chamber, the dynamic model water route adopts single cycle pipeline, water inlet and delivery port to be arranged on dynamic
The side of die, by pipeline rectangle circulation line is formed, and the path of its recirculated water is flowed along the outer in shaping point chamber,
Further, the dynamic model water route also includes two circulation branch roads, and the circulation branch road sets parallel to button forming tank
Put between two groups of button forming cavities.During matched moulds state, dynamic model water route and cover half water route are molded the button in whole forming cavity
Groove is surrounded so that shaping cool time shortens, and improves production efficiency.
Further, caliber of the caliber of the circulation branch road more than dynamic model water route.Because circulation branch road is needed to both sides
Button carries out cooling treatment, so plus Large Diameter Pipeline, accelerate cooling so that sizing speed improve.
Further, the shaping point chamber adopts I shape runner, and the runner is two with the cast gate of product.
Further, the material handle and the direct cast gate of button forming tank are inclined-plane so that the position of material handle is higher than product
Position, is product with material quick separating by first ejecting product in ejection.
It is an advantage of the current invention that：
1st, the mould ranking of present invention design, once injection obtains 16 sets of products, and 4 grams of product weight is expected weight 3.5
Gram, and original mold injection a, mould obtains 8 sets of products, 82 grams of product weights, expects 5 grams of weight, a so average product
The material handle of product saves 65 percent；
2nd, the present invention adopts TOP-TIP, and optimizes die waterway, and the cycle of the mould product of injection mo(u)lding one was by 15 seconds
It is reduced to 13 seconds, while the quantity of a mould is changed to 16 by 8, the yield of one day is original 2.3 times；
3rd, to solve the problems, such as that gate location remains big and deformation of products during product ejection, mould is tied using Double-ejection
Handle is expected in structure, first ejecting product, then ejection, and injection machine promotes ejector retainner plate to move up, the first push rod, the second top on ejector retainner plate
Bar ejecting product, the 3rd push rod has a little push rod hanging because following, and head is subject to the power for expecting handle, and the 3rd push rod is motionless, so
Be achieved that first ejecting product, material is not ejecting, it is ensured that gate location it is disconnected totally do not have residual；Injection machine is continued to press on
Ejector retainner plate is moved up, and the first push rod, the second push rod continue ejecting product, and the 3rd push rod is because the push rod of bottom helps bar no longer to hang
Sky, with mandrel plate movable top discharging handle, completes whole ejection process.
Description of the drawings
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
The accompanying drawing to be used needed for embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 ranks schematic diagram for the mould of prior art.
Fig. 2 is the mould ranking schematic diagram in the present invention.
Fig. 3 is the TOP-TIP schematic diagram in the present invention.
Fig. 4 is the schematic diagram in cover half water route of the present invention.
Fig. 5 is the schematic diagram in dynamic model water route of the present invention.
The schematic diagram of ejecting mechanism when Fig. 6 is matched moulds state of the present invention.
Fig. 7 is the partial enlarged drawing of Fig. 6 of the present invention.
Schematic diagram when Fig. 8 is die opening state ejecting mechanism ejection 3mm of the present invention.
Fig. 9 is the partial enlarged drawing of Fig. 8 of the present invention.
Figure 10 is the schematic diagram that die opening state of the present invention is ejected completely.
Figure 11 is the partial enlarged drawing of Figure 10 of the present invention.
Figure 12 is the partial enlarged drawing that present invention injection obtains product.
Wherein：
1st, port 2, hot runner manifold 3, heating collar 4, hot nozzle are fed
5th, cover half water route 6, dynamic model water route 7, shaping point chamber 8, button forming cavity
9th, button forming tank 10, cast gate 11, material are 12, ejector retainner plate
13rd, ejector retainner plate backplate 14, the first push rod 15, the second push rod 16, the 3rd push rod
17th, the first thimble 18, the second thimble 19, the hanging chamber of the 3rd thimble 20, push rod
21st, push rod helps bar 22, the water route 23 of cover half one, the water route 24, circulation branch road of cover half two
25th, product 26, mavable module core 27, rear mould bases 28, rear mould framing plate
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described enforcement
Example is a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, merely to
Be easy to description the present invention and simplify description, rather than indicate or imply indication device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
A kind of button injection mold as depicted, including front mould framing plate and rear mould framing plate 28, described front mould bases
Base plate includes front mould bases and TOP-TIP, and fixed mold core is fixedly installed on front mould bases, and the rear mould framing plate 28 is provided with top
Go out mechanism, rear mould bases 27, and be arranged on mavable module core 26 on rear mould bases, shaping is formed between the fixed mold core and mavable module core 26 empty
Chamber, it is characterised in that：The TOP-TIP includes the hot-fluid of the charging port 1 being connected with injection machine and the connection of charging port 1
Guidance tape 2, the heating collar 3 being arranged on around hot runner manifold 2 and some hot nozzles 4 connected with molding cavity；The ejector
Structure includes that product ejecting mechanism and material are spaced 11 ejecting mechanisms, and product ejecting mechanism the action of 11 ejecting mechanisms with material
Time is 1～2s；Injection mold also includes the cover half water route 5 being arranged on fixed mold core and the dynamic model water being arranged on mavable module core 26
Road 6, the dynamic model water route 6 adopts single cycle pipeline, the cover half water route 5 to adopt Two-way Cycle pipeline.
Further, the molding cavity includes two groups of symmetrical shapings point chamber 7, each shaping point chamber 7 be provided with four groups it is symmetrical
Button forming cavity 8, every group of button forming cavity 8 has the button forming tank 9 that two sets of Central Symmetries are arranged, and shares a material handle
11, often cover button forming tank 9 and connected 11 with material by two cast gates 10, it is connected with a hot nozzle 4 per composing type point chamber 7.
Further, the ejecting mechanism is arranged between rear mould framing plate 28 and rear mould bases, is protected by ejector retainner plate 12, ejector retainner plate
Plate 13, some push rods, some thimbles, some push rods are respectively the first push rod 14, the second push rod 15, the 3rd push rod 16, right
The top of the first push rod 14 answered is fixedly connected the first thimble 17, and the first thimble 17 is arranged on the lower section of each button, the second top
The top of bar 15 is fixedly connected the second thimble 18, and the second thimble 18 is arranged on the lower section of button connecting cross beam, the 3rd thimble 19
Top is fixedly connected the 3rd thimble 19, and the 3rd thimble 19 is arranged on the lower section expected 11, the end of the first push rod 14 be it is T-shaped,
The end of second push rod 15 is L-type, is arranged in ejector retainner plate 12, and with the upper surface of ejector retainner plate backplate 13, described the
The end of three push rods 16 is T-shaped, and ejector retainner plate backplate 13 corresponding with the position of the 3rd push rod 16 is provided with the hanging chamber 20 of push rod, described
The hanging chamber 20 of push rod is T-shaped cavity, and the push rod of built-in activity helps bar 21, the push rod to help one end of bar 21 and the 3rd push rod 16
End contacts, and the other end passes ejector retainner plate backplate 13, contacts with rear mould framing plate 28；First push rod 14, the second push rod 15, first
Thimble 17, the second thimble 18 constitute product ejecting mechanism, and the 3rd push rod 16, the 3rd thimble 19, push rod help bar 21 to constitute material 11
Ejecting mechanism.
During matched moulds state, the first push rod 14, the second push rod 15, the 3rd push rod 16 are horizontal, product ejecting mechanism
In the first push rod 14, the second push rod 15 contact with ejector retainner plate backplate 13, the 3rd push rod 16 helps bar 21 to contact with push rod, and push rod is helped
The other end of bar 21 is contacted with rear mould framing plate 28；When starting die sinking, ejector retainner plate 12 is transported upwards under the drive of thimble backplate
Dynamic, now ejector retainner plate 12 drives the first push rod 14, the second push rod 15 to move upwards, what the first push rod 14, the second push rod 15 connected
First thimble 17 and the second thimble 18 upwards eject button and button connecting cross beam, and hanging below the 3rd push rod 16,
When ejector retainner plate 12 and thimble backplate are moved upwards, by the pressure expected 11, its end falls into push rod and hangs at the top of the 3rd push rod 16
In cavity 20, do not move upwards therewith, push rod helps bar 21 also not move upwards therewith so that product 25 separates disconnected with material 11
Open, this stage is the work of product ejecting mechanism, the stage that product is ejected；With continuing up for ejector retainner plate 12 and thimble backplate
Motion, push rod helps bar 21 to reach the T-shaped bottom in the hanging chamber 20 of push rod, it is impossible to continue the state for keeping being not moved up, and now the
The end of three push rods 16 helps bar 21 to contact with push rod, as ejector retainner plate 12 and thimble backplate are continued up, now the 3rd pushes up
The ejection of pin 19 material completes to expect the motion 11 ejecting mechanisms 11.
Further, the push rod helps the tip height of bar 21 less than the depth at the T-shaped position in the hanging chamber 20 of push rod, and two
The difference of person is 3mm so that product ejecting mechanism ejects product after 3mm, expects 11 ejecting mechanisms to start working.
Further, cover half water route 5 is designed with each shaping point chamber 7 on the fixed mold core, the cover half water route 5 is using double
Circulation line, including the water route 22 of symmetrically arranged cover half one and the water route 23 of cover half two, the water route 22 of the cover half one is formed by pipeline
The circulation line of one rectangle, is entered by the one end in shaping point chamber 7, and the material through adjacent key forming cavity 8 returns to shaping 11
Divide the same side in chamber 7, complete a circulation；The recirculated water trend in the water route 23 of the cover half two symmetrically sets with the water route 22 of cover half one
Put；Dynamic model water route 6 is designed with each shaping point chamber 7 on the mavable module core 26, the dynamic model water route 6 adopts single cycle pipeline,
Water inlet and delivery port are arranged on the side of mavable module core 26, and by pipeline rectangle circulation line is formed, the path of its recirculated water along into
The outer flowing in type point chamber 7,
Further, the dynamic model water route 6 also includes two circulation branch roads 24, and the circulation branch road 24 is molded parallel to button
Groove 9 is arranged between two groups of button forming cavities 8.During matched moulds state, dynamic model water route 6 and cover half water route 5 are by whole forming cavity
Button forming tank 9 is surrounded so that shaping cool time shortens, and improves production efficiency.
Further, caliber of the caliber of the circulation branch road 24 more than dynamic model water route 6.Because circulation branch road 24 is needed to two
The button of side carries out cooling treatment, so plus Large Diameter Pipeline, accelerate cooling so that sizing speed improve.
Further, the shaping point chamber 7 adopts I shape runner, and the runner is two with the cast gate 10 of product.
Further, the material 11 with the direct cast gate 10 of button forming tank 9 be inclined-plane so that material be higher than 11 position
The position of product, is product with material 11 quick separatings by first ejecting product in ejection.
Finally it should be noted that：Various embodiments above only to illustrate technical scheme, rather than a limitation；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, either which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence disengaging various embodiments of the present invention technology of appropriate technical solution
The scope of scheme.
Claims (9)
1. a kind of button injection mold, including front mould framing plate and rear mould framing plate, described front mould framing plate includes front mould bases
And TOP-TIP, fixed mold core is fixedly installed on front mould bases, and the rear mould framing plate is provided with ejecting mechanism, rear mould bases, with
And mavable module core on rear mould bases is arranged on, form molding cavity between the fixed mold core and mavable module core, it is characterised in that：The hot-fluid
Charging port that road system includes being connected with injection machine and the hot runner manifold of charging port connection, it is arranged on around hot runner manifold
Heating collar and some hot nozzles for connecting with molding cavity；The ejecting mechanism includes product ejecting mechanism and material ejection
Mechanism, and product ejecting mechanism is 1～2s the action interval time of ejecting mechanism with material；Injection mold also includes being arranged on
Cover half water route on fixed mold core and the dynamic model water route being arranged on mavable module core, the dynamic model water route adopts single cycle pipeline, described
Cover half water route adopts Two-way Cycle pipeline.
2. a kind of button injection mold according to claim 1, it is characterised in that：The molding cavity is symmetrical including two groups
Shaping point chamber, each shaping point chamber is provided with four groups of symmetrical button forming cavities, and every group of button forming cavity has two sets of Central Symmetries
The button forming tank of setting, and a material handle is shared, often cover button forming tank and pass through two cast gates with material connecting, often constitute
Type point chamber is connected with a hot nozzle.
3. a kind of button injection mold according to claim 1, it is characterised in that：The ejecting mechanism is arranged on rear mould bases
Between base plate and rear mould bases, by ejector retainner plate, ejector retainner plate backplate, some push rods, some thimbles, some push rods are respectively first
Push rod, the second push rod, the 3rd push rod, are fixedly connected the first thimble at the top of corresponding first push rod, the first thimble is arranged on often
The lower section of individual button, is fixedly connected the second thimble at the top of the second push rod, the second thimble is arranged on the lower section of button connecting cross beam,
The 3rd thimble is fixedly connected at the top of 3rd thimble, the 3rd thimble is arranged on the lower section of material handle, and the first push rod end is T
Type, the second push rod end be L-type, be arranged in ejector retainner plate, and with the upper surface of ejector retainner plate backplate, it is described 3rd top
For T-shaped, ejector retainner plate backplate corresponding with the 3rd push rod position is provided with the hanging chamber of push rod for the end of bar, and the hanging chamber of the push rod is
T-shaped cavity, the push rod of built-in activity helps bar, the push rod to help one end of bar to contact with the end of the 3rd push rod, and the other end is passed
Ejector retainner plate backplate, with rear mould bases contacts baseplate；First push rod, the second push rod, the first thimble, the second thimble constitute product ejector
Structure, the 3rd push rod, the 3rd thimble, push rod help bar to constitute material ejecting mechanism.
4. a kind of button injection mold according to claim 3, it is characterised in that：The push rod helps the tip height of bar low
In the depth at the T-shaped position in the hanging chamber of push rod, and both differences are 3mm so that product is ejected 3mm by product ejecting mechanism
Afterwards, material starts working ejecting mechanism.
5. a kind of button injection mold according to claim 1, it is characterised in that：Each shaping point chamber on the fixed mold core
On be designed with cover half water route, the cover half water route adopts Two-way Cycle pipeline, including the water route of symmetrically arranged cover half one and cover half two
Water route, the water route of the cover half one is formed the circulation line of a rectangle by pipeline, is entered by the one end in shaping point chamber, through adjacent
The material handle of button forming cavity, returns to the same side in shaping point chamber, completes a circulation；The recirculated water trend in the water route of the cover half two
It is symmetrical arranged with the water route of cover half one；Dynamic model water route is designed with each shaping point chamber on the mavable module core, the dynamic model water route is adopted
Use single cycle pipeline, water inlet and delivery port to be arranged on the side of mavable module core, rectangle circulation line is formed by pipeline, its recirculated water
Path along shaping point chamber outer flowing.
6. a kind of button injection mold according to claim 5, it is characterised in that：The dynamic model water route is also followed including two
Ring branch road, the circulation branch road is arranged between two groups of button forming cavities parallel to button forming tank.
7. a kind of button injection mold according to claim 6, it is characterised in that：The caliber of the circulation branch road is more than dynamic
The caliber in mould water route.
8. a kind of button injection mold according to claim 1, it is characterised in that：The shaping point chamber is using I shape point
Runner, the runner is two with the cast gate of product.
9. a kind of button injection mold according to claim 1, it is characterised in that：The material handle is direct with button forming tank
Cast gate be inclined-plane so that material handle position higher than product position, ejection when, by first ejecting product, make product with material
Quick separating.
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| CN201611200033.6A CN106626265B (en) | 2016-12-22 | 2016-12-22 | A kind of key injection mold |
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| CN201611200033.6A CN106626265B (en) | 2016-12-22 | 2016-12-22 | A kind of key injection mold |
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| CN106626265B CN106626265B (en) | 2019-06-25 |
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| CN107322886A (en) * | 2017-08-25 | 2017-11-07 | 珠海市春生五金工业有限公司 | Change mould method with the plastic parts, mould and mould for keeping off electric part |
| CN107756742A (en) * | 2017-11-15 | 2018-03-06 | 广东瑞捷光电股份有限公司 | Flashing lamp lens process units |
| CN109501157A (en) * | 2019-01-07 | 2019-03-22 | 深圳市精而美科技有限公司 | A kind of side switch injection moulding apparatus and method |
| CN111231232A (en) * | 2018-11-28 | 2020-06-05 | 南京华格电汽塑业有限公司 | Injection mold for automatic production of 64-hole rivets |
| CN112428494A (en) * | 2020-11-27 | 2021-03-02 | 深圳市超月盛塑胶五金制品有限公司 | Plastic injection mold with efficient heat dissipation function |
| CN113103528A (en) * | 2021-04-06 | 2021-07-13 | 青岛海尔空调器有限总公司 | Material cake separation device, material cake separation combination device and injection molding and taking device |
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| CN106626265B (en) | 2019-06-25 |
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