CN108422621B - Three-color mold with stainless steel inserts and three-color triangular window decorative plate - Google Patents
Three-color mold with stainless steel inserts and three-color triangular window decorative plate Download PDFInfo
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- CN108422621B CN108422621B CN201810215215.3A CN201810215215A CN108422621B CN 108422621 B CN108422621 B CN 108422621B CN 201810215215 A CN201810215215 A CN 201810215215A CN 108422621 B CN108422621 B CN 108422621B
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 42
- 239000010935 stainless steel Substances 0.000 title claims abstract description 42
- 238000001746 injection moulding Methods 0.000 claims abstract description 38
- 239000003292 glue Substances 0.000 claims abstract description 15
- 229920003023 plastic Polymers 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 2
- 230000006978 adaptation Effects 0.000 claims 1
- 239000003086 colorant Substances 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 229920000426 Microplastic Polymers 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 210000002105 tongue Anatomy 0.000 description 4
- 238000005034 decoration Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 239000007779 soft material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1671—Making multilayered or multicoloured articles with an insert
-
- 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
-
- 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
- B29C45/2703—Means for controlling the runner flow, e.g. runner switches, adjustable runners or 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
- B29C45/27—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
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/04—External Ornamental or guard strips; Ornamental inscriptive devices thereon
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C2045/1698—Making multilayered or multicoloured articles multicoloured articles moulded in one step
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3005—Body finishings
- B29L2031/3041—Trim panels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a three-color die with a stainless steel insert and a three-color triangular window decorative plate manufactured by using the same, belonging to the technical field of dies. A three-color die with a stainless steel insert comprises a fixed die and a movable die, wherein a positioning ring is arranged at the upper end of the fixed die, a sprue bush is arranged at the lower end of the positioning ring, a glue inlet is formed in the sprue bush, three runners are respectively and independently arranged at the lower end of the glue inlet, and each runner is communicated with a cavity through a flow dividing device; the die cavity comprises a lip product die cavity, a second plaque die cavity and a first plaque die cavity, wherein an insert placing area is arranged on the upper side of the first plaque die cavity, and a stainless steel insert is arranged on the insert placing area. This product only needs a pair mould just can realize injection moulding one kind and has the triangular window decorative board of three kinds of colours, and this triangular window decorative board can also have a stainless steel bright wisp inserts moreover, accords with the trend demand of future development very much.
Description
Technical Field
The invention belongs to the technical field of dies, and particularly relates to a three-color die with a stainless steel insert and a three-color triangular window decorative plate manufactured by using the same.
Background
At present, the triangular window can enable the automobile window to ascend and descend more stably, meanwhile, the light brightness of an automobile can be increased, the color light is better, and the automobile can be driven more safely. Therefore, the small triangular window has a plurality of functions, each is useful, and people can drive the automobile more safely and more conveniently by using the triangular window. The existing triangular window decorative plate product has requirements on the rich degree of colors, and meanwhile, the market also likes the triangular window decorative plate with rich colors, wherein the triangular window decorative plate with three colors is most popular. But traditional three-colour triangular window plaque because a plurality of parts of a plurality of colours, therefore need three moulds just can accomplish processing, and the cost of mould development in earlier stage not only is huge, and the product that comes out is follow-up to be realized through many manufacturing procedure moreover, wastes time and energy.
Meanwhile, in the process of researching the triangular window decorative plate, the fact that if a stainless steel part can be added, not only the color value of a product is improved, but also the strength of the product can be improved is found, and the future development trend is achieved.
However, how to increase stainless steel components and realize that three colors of products can be injection molded in a pair of molds in the prior art is a urgent need for the future triangular window trim products.
Disclosure of Invention
The invention aims to provide a die capable of forming a three-color triangular window decorative plate with an insert by a pair of dies and a three-color triangular window decorative plate with a stainless steel bright strip produced by the die.
The purpose of the invention is realized as follows: a three-color die with a stainless steel insert comprises a fixed die and a movable die, wherein a positioning ring is arranged at the upper end of the fixed die, a sprue bush is arranged at the lower end of the positioning ring, a glue inlet is formed in the sprue bush, three runners are respectively and independently arranged at the lower end of the glue inlet, and each runner is communicated with a cavity through a flow dividing device; the die cavity comprises a lip product die cavity, a second plaque die cavity and a first plaque die cavity, wherein an insert placing area is arranged on the upper side of the first plaque die cavity, and a stainless steel insert is arranged on the insert placing area.
Preferably, the flow dividing device comprises an electromagnetic air pressure valve, an electromagnetic air valve core rod is arranged in the electromagnetic air pressure valve in a lifting manner, a channel for plastic granules in a molten state to flow to the cavity is formed in the electromagnetic air valve core rod, and a first opening, a second opening and a third opening are formed in the upper end part of the channel from top to bottom in sequence; one sides of the first opening, the second opening and the third opening are respectively communicated with one flow passage; each hot runner shunting turn plate can be independently controlled by lifting through the electromagnetic air pressure valve and is used for opening or closing the flow of plastic particles between the flow channel and the opening.
Preferably, the flow dividing device further comprises a flow dividing plate control system, the flow dividing plate control system is connected with three electromagnetic valve air pipes, and the three electromagnetic valve air pipes are respectively used for lifting the three hot runner flow dividing turn plates.
Preferably, the fixed die further comprises a plurality of die temperature controllers, and the lower end parts of the die temperature controllers are connected with the lip product cavity, the second plaque cavity and the first plaque cavity.
Preferably, the mold temperature controller comprises an upper temperature controller and a lower temperature controller, the lower end part of the lower temperature controller is provided with a heat nozzle, and the lower end of the heat nozzle is communicated with the lip product cavity or the second plaque cavity or the first plaque cavity.
A three-color triangular window trim panel made from any of the above three-color molds with stainless steel inserts; the triangular window decorative plate comprises a first injection molding decorative plate, a second injection molding decorative plate and a lip edge piece, wherein a mounting position is convexly arranged at one end of the first injection molding decorative plate, and a stainless steel insert is fixedly arranged on the mounting position; the other end of the first injection molding decorative plate is formed with a splicing position, and the second injection molding decorative plate is arranged on the splicing position; the shaping has the mounting groove on the lip spare, first plaque setting of moulding plastics is in the mounting groove.
Preferably, a plurality of mounting posts are formed on the second injection molding decorative plate, a plurality of mounting holes are formed on the first injection molding decorative plate, and the mounting posts are matched with the mounting holes; a plurality of clamping tongues are formed at one end of the stainless steel insert, a bayonet is formed on the first injection molding decorative plate, and the clamping tongues are matched with the bayonet.
Compared with the prior art, the invention has the outstanding and beneficial technical effects that:
1. this product only needs a pair mould just can realize injection moulding one kind and has the triangular window decorative board of three kinds of colours, and this triangular window decorative board can also have a stainless steel bright wisp inserts moreover, accords with the trend demand of future development very much.
2. The structure of the mold temperature controller can realize segmented heating. Thus, the temperature can be set independently according to the different temperatures needed by the various sections. So that the injection molded product is more perfect.
Drawings
FIG. 1 is one of the schematic structural diagrams of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of a flow divider according to the present invention;
FIG. 4 is a simplified structural view of FIG. 3 after being rotated ninety degrees;
FIG. 5 is a schematic view of the mold of FIG. 3 during ejection;
FIG. 6 is a schematic view of a tricolor triangular window trim panel;
FIG. 7 is a second simplified schematic view of a tricolor triangular window trim panel;
FIG. 8 is a second schematic diagram of the present invention.
In the figure: 1-fixing a mould; 2-moving a mould; 3-stainless steel inserts; 4-mold temperature controller; 5-electromagnetic pneumatic valve; 7-a first injection molded plaque; 8-a second injection molded plaque; 9-lip pieces; 10-a flow channel; 11-a positioning ring; 12-a sprue bush; 13-lip product cavity; 14-a second plaque cavity; 15-a first plaque cavity; 16-hot mouth; 31-latch; 41-adding a temperature controller; 42-lower temperature controller; 51-electromagnetic air valve core rod; 52-channel; 53-a first opening; 54-a second opening; 55-a third opening; 56-hot runner split-flow gangway; 57-a diverter plate control system; 58-electromagnetic valve air pipe; 71-a mounting location; 72-splicing position; 73-mounting holes; 74-bayonet; 81-mounting posts; 91-mounting groove.
Detailed Description
The invention is further described below in terms of specific examples.
The first embodiment is as follows: as shown in fig. 1-6, a three-color mold with a stainless steel insert 3 comprises a fixed mold 1 and a movable mold 2, wherein the upper end of the fixed mold 1 is provided with a positioning ring 11, the lower end of the positioning ring 11 is provided with a sprue bush 12, a glue inlet is formed in the sprue bush 12, the lower end of the glue inlet is respectively and independently provided with three runners 10, and each runner 10 is communicated with a cavity through a flow dividing device; the die cavity comprises a lip product die cavity 13, a second plaque die cavity 14 and a first plaque die cavity 15, an insert placing area is arranged on the upper side of the first plaque die cavity 15, and a stainless steel insert 3 is arranged on the insert placing area.
According to the technical scheme, three mutually independent runners 10 are arranged on a pair of dies, then an insert placing area is arranged on a first decorative plate cavity in advance, and a stainless steel insert 3 is arranged on the insert placing area. Therefore, the three-color triangular window decorative plate with the stainless steel bright strip can be formed by injection molding through a pair of molds.
In actual use, preferably, the first plaque cavity 15 is injected to realize the connection between the stainless steel insert 3 and the first injection plaque 7; then, performing injection molding on a lip product cavity 13, and then performing injection molding on a second decorative plate cavity 14; after finishing, the triangular window decorative plate with the stainless steel insert 3 and three colors can be directly obtained. Preferably, the first injection-moulded plaque 7 is green in colour, the second injection-moulded plaque 8 is yellow in colour, the lip piece 9 is magenta in colour and the stainless steel insert 3 is a bright strip.
Preferably, the flow dividing device comprises an electromagnetic air pressure valve 5, an electromagnetic air valve core rod 51 is arranged in the electromagnetic air pressure valve 5 in a lifting manner, a channel 52 for plastic particles in a molten state to flow to the cavity is formed in the electromagnetic air valve core rod 51, three openings are sequentially formed at the upper end of the channel 52 from top to bottom, and one side of each opening is respectively communicated with one flow channel 10; a hot runner shunt circle plate 56 is arranged between each flow channel 10 and the opening, and each hot runner shunt circle plate 56 can be independently controlled by the electromagnetic air pressure valve 5 in a lifting way and is used for opening or closing the flow of plastic particles between the flow channel 10 and the opening.
The technical scheme specifically illustrates the structural principle of the shunting device, when the hot runner 10 is in an injection molding state, plastic granules in a molten state enter the channel 52 in the electromagnetic air valve core rod 51 from the glue inlet, and then flow to the runner 10 from the opening on the channel 52 until the plastic granules flow to the cavity for molding. Meanwhile, the three openings are a first opening 53 for forming the first injection-molded decoration plate 7 and a third opening 55 for forming the lip piece 9, and a second opening 54 for forming the second injection-molded decoration plate 8 from top to bottom; meanwhile, in practical use, in the injection molding state of the hot runner 10, the shunt turn plate positioned beside the first opening 53 at the uppermost end of the electromagnetic air valve core rod 51 is opened by moving downwards, and plastic particles which can be injected into the first injection molding decorative plate 7 enter from the first opening 53, so that injection molding is realized; then the core rod 51 of the electromagnetic air valve descends for a distance, the shunt turn plate beside the third opening 55 is opened by downward moving, and the plastic particles capable of being injected into the lip piece 9 enter from the third opening 55, so that injection molding is realized; then the core rod 51 of the electromagnetic air valve descends for a distance, the shunt turn plate beside the second opening 54 is opened by downward moving, and plastic particles which can be injected into the second injection molding decorative plate 8 enter from the second opening 54, so that injection molding is realized; the three-color triangular window decorative plate with the stainless steel insert can be machined through the three steps.
Preferably, the flow dividing device further comprises a flow dividing plate control system 57, the flow dividing plate control system 57 is connected with three electromagnetic valve air pipes 58, and the three electromagnetic valve air pipes 58 are respectively used for lifting the three hot runner flow dividing turn plates 56.
The technical scheme specifically illustrates the working principle of the electromagnetic air pressure valve 5, and the three electromagnetic air pipes 58 can independently control the lifting of any one of the three hot runner shunting turn plates 56 through the electromagnetic air pressure valve 5, so that the opening and closing of each flow channel 10 are realized through the lifting of the shunting turn plates. Thereby realizing the function of the three-color mould.
Preferably, the fixed die 1 further comprises a plurality of die temperature controllers 4, the upper end portions of the die temperature controllers 4 are connected with three glue inlets, and the lower end portions of the die temperature controllers 4 are connected with the lip product cavity 13, the second plaque cavity 14 and the first plaque cavity 15.
The technical scheme specifically describes a use mode of the mold temperature controller 4, and the design can keep the inside of the runner 10 of the plastic granules within a set temperature all the time. The plastic granules can be filled into the cavity in a perfect state, and the condition that the plastic granules are solidified before the plastic granules are filled is prevented.
Preferably, the mold temperature controller 4 comprises a box body, and a water pump, a cooler, a heater, a controller, a detection container, a water level probe, a temperature sensor, a water replenishing port, a water outlet, a water inlet port and a water outlet port which are arranged in the box body, wherein the water inlet port, the water pump, the heater, the detection container and the water outlet port are sequentially connected through a pipeline, one end of the cooler is connected with the water inlet port through a pipeline, the other end of the cooler is connected with the water outlet through a pipeline, the water replenishing port is connected with the heater through a pipeline, the water level probe and the temperature sensor are arranged on the detection container, and the controller is respectively connected with the water pump, the cooler, the heater, the detection container, the water level probe and the temperature sensor;
preferably, the mold temperature controller 4 comprises an upper temperature controller and a lower temperature controller 42, the lower end of the lower temperature controller 42 is provided with a heat nozzle 16, and the lower end of the heat nozzle 16 is communicated with the lip product cavity 13 or the second plaque cavity 14 or the first plaque cavity 15.
The technical scheme specifically describes a structural form of the mold temperature controller 4, and in practical use, the required temperatures of the runners 10 in different sections are different; therefore, the upper temperature controller and the lower temperature controller 42 are respectively arranged at the upper end and the lower end of the flow channel 10, so that different temperatures can be set according to actual requirements, and the plastic granules can flow at a reasonable temperature in the flow channel 10 all the time.
Preferably, the three glue inlets are a first plaque glue inlet 51, a second plaque glue inlet 52 and a lip plaque glue inlet 53; the three runners 10 are a first trim plate runner, a second trim plate runner and a lip product runner, respectively.
The technical scheme specifically illustrates a structure of the glue inlet and the flow channel 10, and the design structure is stable and reasonable in layout, and is a preferred structural form.
A three-color triangular window trim panel made from any of the three-color molds with stainless steel inserts 3 described above; the triangular window decorative plate comprises a first injection decorative plate 7, a second injection decorative plate 8 and a lip edge part 9, wherein a mounting position 71 is convexly arranged at one end of the first injection decorative plate 7, and a stainless steel insert 3 is fixedly arranged on the mounting position 71; a splicing position 72 is formed at the other end of the first injection molding decorative plate 7, and the second injection molding decorative plate 8 is arranged on the splicing position 72; the last shaping of lip spare 9 has mounting groove 91, first plaque 7 of moulding plastics sets up in mounting groove 91.
This technical scheme specifically says that a three-colour triangular window decorative board that constitutes by four parts, simultaneously because this product by the three-colour mould that has stainless steel inserts 3 make, can once the die sinking just can realize that three plastic grain spare has three kinds of different colours, in addition stainless steel inserts 3's setting not only can improve the color value of product, can also increase decorative board product overall structure's stability.
Meanwhile, in the three-color triangular window decorative plate in the technical scheme, the stainless steel insert 3 is positioned between the first injection molding decorative plate 7 and the lip piece 9. Such design can be in the in-process of moulding plastics, thereby let stainless steel inserts 3 both sides respectively with first plaque 7 and the contact of lip piece 9 of moulding plastics and realized inseparabler heat fusion. In the injection molding of the mold, if the hard material and the hard material are matched with each other, the problem of large matching gap is easily caused; or the soft material and the soft material are mutually matched to easily cause the condition of product color mixing among different colors.
The arrangement mode of the technical scheme can ensure that the stainless steel insert 3 made of hard materials is respectively matched with the first injection molding decorative plate 7 made of soft materials and the lip edge piece 9, so that the fit clearance between the parts is reduced to the greatest extent. In the injection molding process, the positioning is accurate and the materials are not mixed, so that the triangular decorative plate product has no defects of silver wires, bubbles, black spots, impurities, sink marks, scratches, oil stains, poor fusion, sand holes, ripples, mold marks, cracks, concave-convex flash, burrs, material shortage, deformation and the like.
Preferably, a plurality of mounting posts 81 are formed on the second injection-molded decorative plate 8, a plurality of mounting holes 73 are formed on the first injection-molded decorative plate 7, and the mounting posts 81 are matched with the mounting holes 73; a plurality of clamping tongues 31 are formed at one end of the stainless steel insert 3, a clamping opening 74 is formed on the first injection molding decoration plate 7, and the clamping tongues 31 are matched with the clamping openings 74.
The technical scheme specifically illustrates the connection mode between the second injection molding decorative plate 8 and the first injection molding decorative plate 7 and between the stainless steel insert 3 and the first injection molding decorative plate 7. The design can ensure that the connection between the components is tighter and the structure is more stable.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (6)
1. The utility model provides a three-colour mould with stainless steel inserts, includes cover half (1) and movable mould (2), its characterized in that: the upper end of the fixed die (1) is provided with a positioning ring (11), the lower end of the positioning ring (11) is provided with a sprue bush (12), a glue inlet is formed in the sprue bush (12), the lower end of the glue inlet is respectively and independently provided with three runners (10), and each runner (10) is communicated with a cavity through a flow dividing device; the die cavity comprises a lip product die cavity (13), a second plaque die cavity (14) and a first plaque die cavity (15), an insert placing area is arranged on the upper side of the first plaque die cavity (15), and a stainless steel insert (3) is arranged on the insert placing area; the flow dividing device comprises an electromagnetic air pressure valve (5), an electromagnetic air valve core rod (51) is arranged in the electromagnetic air pressure valve (5) in a lifting mode, a channel (52) for plastic particles in a molten state to flow to the cavity is formed in the electromagnetic air valve core rod (51), and a first opening (53), a second opening (54) and a third opening (55) are formed in the upper end portion of the channel (52) from top to bottom in sequence; one sides of the first opening (53), the second opening (54) and the third opening (55) are communicated with one flow passage (10) respectively; a hot runner shunt circle plate (56) is arranged between each flow channel (10) and the opening, and each hot runner shunt circle plate (56) can be independently controlled in a lifting mode through the electromagnetic air pressure valve (5) and is used for opening or closing the flow of plastic particles between the flow channel (10) and the opening.
2. The tri-color mold with stainless steel insert of claim 1, wherein: the flow dividing device further comprises a flow dividing plate control system (57), the flow dividing plate control system (57) is connected with three electromagnetic valve air pipes (58), and the three electromagnetic valve air pipes (58) are respectively used for lifting the three hot runner flow dividing turn plates (56).
3. The tri-color mold with stainless steel insert of claim 1, wherein: the fixed die (1) further comprises a plurality of die temperature controllers (4), and the lower end parts of the die temperature controllers (4) are connected with the lip product cavity (13), the second plaque cavity (14) and the first plaque cavity (15).
4. The tri-color mold with stainless steel insert of claim 3, wherein: the die temperature controller (4) comprises an upper temperature controller (41) and a lower temperature controller (42), the lower end part of the lower temperature controller (42) is provided with a heat nozzle (16), and the lower end of the heat nozzle (16) is communicated with the lip product cavity (13) or the second plaque cavity (14) or the first plaque cavity (15).
5. The utility model provides a three-colour triangular window decorative board which characterized in that: made of a trichromatic mould with a stainless steel insert (3) according to one of claims 1 to 4; the triangular window decorative plate comprises a first injection molding decorative plate (7), a second injection molding decorative plate (8) and a lip piece (9), wherein a mounting position (71) is convexly arranged at one end of the first injection molding decorative plate (7), and a stainless steel insert (3) is fixedly arranged on the mounting position (71); a splicing position (72) is formed at the other end of the first injection molding decorative plate (7), and the second injection molding decorative plate (8) is arranged on the splicing position (72); the lip piece (9) is formed with an installation groove, and the first injection molding decorative plate (7) is arranged in the installation groove.
6. The tricolor triangular window decorative panel of claim 5, wherein: a plurality of mounting columns (81) are formed on the second injection molding decorative plate (8), a plurality of mounting holes (73) are formed on the first injection molding decorative plate (7), and the mounting columns (81) are matched with the mounting holes (73); stainless steel inserts (3) one end shaping has a plurality of latch (31), shaping has bayonet socket (74) on first plaque (7) of moulding plastics, latch (31) with bayonet socket (74) adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810215215.3A CN108422621B (en) | 2018-03-15 | 2018-03-15 | Three-color mold with stainless steel inserts and three-color triangular window decorative plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810215215.3A CN108422621B (en) | 2018-03-15 | 2018-03-15 | Three-color mold with stainless steel inserts and three-color triangular window decorative plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108422621A CN108422621A (en) | 2018-08-21 |
| CN108422621B true CN108422621B (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810215215.3A Active CN108422621B (en) | 2018-03-15 | 2018-03-15 | Three-color mold with stainless steel inserts and three-color triangular window decorative plate |
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| CN (1) | CN108422621B (en) |
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| CN112810077B (en) * | 2020-12-30 | 2022-02-08 | 东风汽车集团有限公司 | Auxiliary runner structure for preventing injection molding product from deforming |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5869027A (en) * | 1981-10-20 | 1983-04-25 | Yoshino Kogyosho Co Ltd | Manufacture of synthetic resin thick molded body with marble pattern |
| CN107775896A (en) * | 2016-08-31 | 2018-03-09 | 双宇（天津）模具有限公司 | A kind of multi-color injection molded mould for different colours |
| CN206242405U (en) * | 2016-12-13 | 2017-06-13 | 浙江万豪模塑有限公司 | The needle valve gate mechanism of engineering wallboard injection mold |
| CN106671358A (en) * | 2017-01-13 | 2017-05-17 | 精英模具(上海)有限公司 | Method and mould for three-color injection molding |
| CN107053580B (en) * | 2017-03-28 | 2019-05-17 | 宁海县大鹏模具塑料有限公司 | The moulding process of vehicle window set square with bright wisp decoration |
| CN107627548A (en) * | 2017-10-23 | 2018-01-26 | 界首市海德龙渔具有限公司 | A kind of bionic fish bait color separation shaped device |
-
2018
- 2018-03-15 CN CN201810215215.3A patent/CN108422621B/en active Active
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| CN108422621A (en) | 2018-08-21 |
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