CN106079287A - A kind of demolding structure of light-strip mould - Google Patents
A kind of demolding structure of light-strip mould Download PDFInfo
- Publication number
- CN106079287A CN106079287A CN201610374176.2A CN201610374176A CN106079287A CN 106079287 A CN106079287 A CN 106079287A CN 201610374176 A CN201610374176 A CN 201610374176A CN 106079287 A CN106079287 A CN 106079287A
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- China
- Prior art keywords
- light
- strip
- solid plate
- die cavity
- moving platen
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- 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.)
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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
- B29C45/32—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
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4094—Ejectors located on the fixed mould half
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides the demolding structure of a kind of light-strip mould, belong to technology of die manufacturing field.It is easily adhered in cover half first-class technical problem when it solving the existing light-strip product injection mo(u)lding demoulding.Light-strip mould includes solid plate and moving platen, solid plate and moving platen are oppositely arranged and can form die cavity, this demolding structure includes the bullet block towards die cavity arranged on solid plate, bullet block is connected on solid plate by stop screw, being arranged with spring on stop screw, the two ends of spring are respectively acting on solid plate and bullet block；Moving platen is provided with the slide block that can slide towards die cavity, is additionally provided with the tooth decorative pattern jacking block that can move towards die cavity in moving platen.The present invention can make light-strip product depart from solid plate by bullet block, and push moving platen to, it is to avoid the problem that solid plate can be bonded at after light-strip formed product, it is ensured that the smoothness of the demoulding.
Description
Technical field
The invention belongs to technology of die manufacturing field, relate to a kind of mould for producing automobile light-strip, particularly one
Plant the demolding structure of light-strip mould.
Background technology
Mould be in commercial production in order to be molded, to be blow molded, to extrude, die casting, smelting, the method such as punching press obtain required product
Instrument.Mould has specific profile or cavity shape；Application has the contour shape of cutting edge can make blank linear by profile
Shape separates, and application cavity shape can make blank obtain corresponding three-dimensional shape, has processing simple, and efficiency is high, it is possible to
The advantages such as the product to complicated shape, are used widely；Mould generally comprises dynamic model and two parts of cover half, and the two can divide can
Close, time separately, take out product, make blank inject mold cavity when closing up and shape.Light-strip is the vitals on automobile, has
Irregular profile, generally uses mold injection molding.After car bulb is by the refraction of light-strip, form light belt injection, and
Intensity according to light source conversion light and color, the most both artistic and practical, and energy-conserving and environment-protective.Being molded into of guide-lighting tooth on light-strip
Type quality is directly connected to light shape and the intensity of car light, and current stripping means mainly uses push rod to eject, but due to light-strip
The guide-lighting tooth of the most elongated and light-strip is than comparatively dense, relatively big with the engagement force of mould, causes demoulding difficulty, accordingly, it would be desirable to adopt
Eject with more push rod, easily stay on guide-lighting tooth and eject vestige or the guide-lighting tooth of top wound and make guide-lighting tooth produce and become
Shape, affects light shape and light intensity.
China's patent (notification number: 203752454U, publication date: 2014.08.06) discloses a kind of point source car light guiding
The mould emptier of bar mould, LED car lamp light-strip mould includes dynamic model assembly and cover half assembly；Cover half assembly is provided with cast system
System；Mould emptier includes elastic pushing-out structure, the auxiliary pushing-out structure of gas and the ejecting structure that dynamic model assembly is provided with；Dynamic model assembly and
It is provided with position limiting structure between cover half assembly；When dynamic model assembly and cover half assembly matched moulds, dynamic model assembly is formed with cover half assembly and is used for
Molding has the die cavity of the LED car lamp light-strip of some guide-lighting teeth, and running gate system connects with die cavity；Dynamic model assembly and cover half group
When part divides mould elasticity pushing-out structure, position limiting structure, the auxiliary pushing-out structure of gas and push rod structure can make the LED car lamp light-strip of molding with
Dynamic model components apart.
Be typically due to light-strip product when injection mo(u)lding major part glue position on solid plate, the only product glue of fraction
Position, on moving platen, can be bonded on cover half after light-strip formed product in the mould structure disclosed in above-mentioned patent documentation, unfavorable
In the demoulding.
Summary of the invention
The present invention is directed to the problems referred to above that existing technology exists, it is provided that the demolding structure of a kind of light-strip mould, this
Bright to be solved technical problem is that: the most effectively prevent from sticking on cover half during the light-strip product injection mo(u)lding demoulding.
The purpose of the present invention can be realized by following technical proposal:
The demolding structure of a kind of light-strip mould, light-strip mould includes solid plate and moving platen, and described solid plate is with dynamic
Template is oppositely arranged and can form die cavity, it is characterised in that described demolding structure include on solid plate arrange towards described
The bullet block of die cavity, described bullet block is connected on described solid plate by stop screw, and described stop screw is arranged with spring, institute
The two ends stating spring are respectively acting on described solid plate and described bullet block；Described moving platen is provided with can be towards described die cavity
The slide block slided, is additionally provided with the tooth decorative pattern jacking block that can move towards described die cavity in described moving platen.
Its principle is as follows: this light-strip mould does not design ejecting mechanism on the parabola at light-strip product light source,
Light-strip product upside-down mounting is designed by the cavity shape of this mould.Light-strip product completes Injection hold pressure cooling in mould
After process, mould starts die sinking, and bullet block pushes moving platen to light-strip product under spring force drives, and makes the light-strip after molding
Stay on moving platen；Slide block is resisted against on the light-strip in die cavity before die sinking, by being pressed against the muscle of light-strip product side
Position, also makes light-strip product stay on moving platen, thus is prevented effectively from light-strip and is bonded on solid plate；Mould fully opens
After, slide block disengages the muscle position of light-strip product side, then recycling tooth decorative pattern jacking block ejecting product.In the technical program i.e.
Make light-strip product major part glue position on solid plate, it is also possible to make light-strip product depart from solid plate by bullet block, and push to
Moving platen, it is to avoid the problem that solid plate can be bonded at after light-strip formed product, it is ensured that the smoothness of the demoulding.
In the technical program, the action of slide block can make moving platen action touch what the auxiliary pushing structure of gas drove, it is also possible to
Being that single actuator drives, tooth decorative pattern jacking block can be driven by pressure mechanism and realize action.
It is owing to the array leaded light toothing of car light guiding strip is tiny, intensive, relatively big with the engagement force of mould during injection mo(u)lding,
Demoulding difficulty；The technical program make car light guiding strip separate with mould by tooth decorative pattern jacking block, it is ensured that the tooth of guide-lighting tooth
Shape and tooth surface fineness, thus improve the performance of leaded light, improve travel safety.
In the demolding structure of above-mentioned light-strip mould, described slide block offers and matches with the convex tendon on light-strip
Draw-in groove, described solid plate is provided with the slide that can slide, and described slide block is arranged on described slide, described slide block and slide
Between be additionally provided with stop.During die sinking, the convex tendon on light-strip is connected in the draw-in groove of slide block, so ensures that slide block is to light-strip
Clamping stable, will not be allowed to come off and stay on solid plate；Moved by slide band movable slider, it is achieved slide block and light-strip
Depart from, limited the movement range of slide block by stop.
In the demolding structure of above-mentioned light-strip mould, described moving platen is additionally provided with sprue puller, on described sprue puller
There is the pulling block that can extend in described die cavity.The light-strip product side that sprue puller is held in die cavity by pulling block auxiliary makes it
Stay on moving platen.
In the demolding structure of above-mentioned light-strip mould, described die cavity is strip and the arc in bending, described bullet block
It is positioned at the end of described die cavity.Cavity shape and light-strip mating shapes to be produced, bullet block position is according to light-strip
Shape and structure relative set.
In the demolding structure of above-mentioned light-strip mould, described slide block quantity be 7 and interval set up separately at described die cavity
Both sides, the quantity of described bullet block is 2 and lays respectively at the two ends of described die cavity, the quantity of described sprue puller be 3 and
Every setting up the both sides at described die cavity separately.After mould starts die sinking, the handle under spring force drives of two bullet blocks on solid plate is guide-lighting
Bar, toward dynamic model template die bullet, makes light-strip stay on moving platen；7 slide blocks at die sinking leading portion by pushing down the convex tendon of product side,
Also product is made to stay on moving platen；3 sprue puller auxiliary are held product side and are made light-strip stay on moving platen, three kinds of differences
Multiple parts of type act on jointly, carry out spacing from diverse location to light-strip, enable to stay on moving platen smoothly,
Finally realize the smooth and easy demoulding.
In the demolding structure of above-mentioned light-strip mould, described solid plate has chromium plating towards the side of described die cavity
Layer.By the die cavity side of solid plate is carried out chromium plating process, it is possible to reduce the viscosity between solid plate and light-strip product, from
And prevent light-strip product adhesion further on solid plate, preferably realize the demoulding.
In the demolding structure of above-mentioned light-strip mould, in described moving platen, it is provided with the liftout plate that can move, described
Tooth decorative pattern jacking block is connected with described liftout plate.Tooth decorative pattern jacking block is driven, it is achieved taking off of final light-strip by liftout plate
Mould.
In the demolding structure of above-mentioned light-strip mould, described solid plate connects and has panel and thermal insulation board one, described
Thermal insulation board one is between described panel and described solid plate；Connect on described solid plate and have base plate plate and thermal insulation board two, described
Being installed with square iron on base plate, described thermal insulation board two is between described square iron and described moving platen.
Compared with prior art, the invention have the advantages that
1, the present invention can make light-strip product depart from solid plate by bullet block, and push moving platen to, it is to avoid leaded light
The problem that can be bonded at solid plate after bar formed product, it is ensured that the smoothness of the demoulding.
2, by arranging slide block and sprue puller in the present invention, it is resisted against the leaded light in die cavity at die sinking front-slider and sprue puller
On bar, by being pressed against light-strip product side so that light-strip product is stayed on moving platen, is prevented effectively from moving platen further
The problem being bonded on solid plate.
3, the present invention makes car light guiding strip separate with mould by tooth decorative pattern jacking block, it is ensured that the profile of tooth of guide-lighting tooth and
Tooth surface fineness, thus improve the performance of leaded light, improve travel safety.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of this light-strip mould.
Fig. 2 is the structural representation of this light-strip mould matched moulds state.
Fig. 3 is the structural representation during mould die sinking of this light-strip.
Fig. 4 is structural representation during this light-strip mold releasability.
Fig. 5 is the perspective view of this light-strip mould Tooth decorative pattern jacking block.
Fig. 6 is slide block and light-strip product space distributed architecture schematic diagram in this light-strip mould.
Fig. 7 is the sectional structure schematic diagram in Fig. 6 at A-A.
Fig. 8 is that this light-strip mould is hit by a bullet block and light-strip product space distributed architecture schematic diagram.
Fig. 9 is the sectional structure schematic diagram in Fig. 8 at B-B.
Figure 10 is sprue puller and the attachment structure schematic diagram of light-strip product in this light-strip mould.
Figure 11 is the sectional structure schematic diagram in Figure 10 at C-C.
In figure, 1, solid plate；2, moving platen；3, die cavity；4, bullet block；5, stop screw；6, spring；7, slide block；7a, card
Groove；8, slide；9, stop；10, tooth decorative pattern jacking block；11, light-strip；11a, convex tendon；12, sprue puller；13, pulling block；14, top
Ejecting plate；15, panel；16, base plate；17, square iron；18, thermal insulation board one；19, thermal insulation board two.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figures 1 to 5, this light-strip mould includes solid plate 1 and moving platen 2, and solid plate 1 is relative with moving platen 2
Arranging and can form die cavity 3, this demolding structure includes the bullet block 4 towards die cavity 3 arranged on solid plate 1, and bullet block 4 is by limit
Position screw 5 is connected on solid plate 1, and stop screw 5 is arranged with spring 6, and the two ends of spring 6 are respectively acting on solid plate 1 He
On bullet block 4, die cavity 3 is strip and the arc in bending, and bullet block 4 is positioned at the end of die cavity 3, and die cavity 3 shape is with to be produced
Light-strip 11 mating shapes, bullet block 4 position is according to the shape and structure relative set of light-strip 11；Moving platen 2 is provided with can
The slide block 7 slided towards die cavity 3, is additionally provided with the tooth decorative pattern jacking block 10 that can move towards die cavity 3 in moving platen 2.This leaded light
Bar mould does not design ejecting mechanism on the parabola at light-strip 11 product light source, and die cavity 3 shape of this mould is to lead
Rhizoma Dioscoreae (peeled) 11 product upside-down mounting designs.After light-strip 11 product completes Injection hold pressure cooling procedure in mould, mould starts out
Mould, bullet block 4 is pushed moving platen 2 to light-strip 11 product under spring 6 power drives, is made the light-strip after molding 11 stay moving platen
On 2；Slide block 7 is resisted against on the light-strip 11 in die cavity 3 before die sinking, by being pressed against the muscle position of light-strip 11 product side,
Also make light-strip 11 product stay on moving platen 2, thus be prevented effectively from light-strip 11 and be bonded on solid plate 1；Mould is complete
After opening, slide block 7 disengages the muscle position of light-strip 11 product side, then recycling tooth decorative pattern jacking block 10 ejecting product.This reality
Even if executing in example light-strip 11 product major part glue position on solid plate 1, it is also possible to make light-strip 11 product depart from by bullet block 4
Solid plate 1, and push moving platen 2 to, it is to avoid the problem that solid plate 1 can be bonded at after light-strip 11 formed product, it is ensured that the demoulding
Smoothness.Owing to the array leaded light toothing of car light guiding strip 11 is tiny, intensive, during injection mo(u)lding with the engagement force of mould relatively
Greatly, demoulding difficulty；The present embodiment make car light guiding strip 11 separate with mould by tooth decorative pattern jacking block 10, it is ensured that guide-lighting tooth
Profile of tooth and tooth surface fineness, thus improve leaded light performance, improve travel safety.
In the present embodiment, the action of slide block 7 can make moving platen 2 action touch what the auxiliary pushing structure of gas drove, it is also possible to
Being that single actuator drives, tooth decorative pattern jacking block 10 can be driven by pressure mechanism and realize action.
Further, as shown in Figure 6 and Figure 7, slide block 7 offers the card matched with the convex tendon 11a on light-strip 11
Groove 7a, solid plate 1 is provided with the slide 8 that can slide, and slide block 7 is arranged on slide 8, is additionally provided with limit between slide block 7 and slide 8
Position device 9；During die sinking, the convex tendon 11a on light-strip 11 is connected in the draw-in groove 7a of slide block 7, so ensures that slide block 7 is to light-strip 11
Clamping stable, will not be allowed to come off and stay on solid plate 1；Moved by slide 8 band movable slider 7, it is achieved slide block 7 is with guide-lighting
The disengaging of bar 11, limits the movement range of slide block 7 by stop 9.
As shown in Fig. 1, Figure 10 and Figure 11, moving platen 2 is additionally provided with sprue puller 12, sprue puller 12 has the type of can extend into
Pulling block 13 in chamber 3, the light-strip 11 product side that sprue puller 12 is held in die cavity 3 by pulling block 13 auxiliary makes it stay dynamic model
On plate 2.
As shown in Fig. 1, Fig. 6 to Figure 11, slide block 7 quantity be 7 and interval set up separately in the both sides of die cavity 3, the quantity of bullet block 4
Being 2 and lay respectively at the two ends of die cavity 3, the quantity of sprue puller 12 is 3 and interval is set up separately in the both sides of die cavity 3.Mould is opened
After beginning die sinking, two bullet blocks 4 on solid plate 1 spring 6 power drive under light-strip 11 toward moving platen 2 mould bullet, make light-strip
11 stay on moving platen 2；7 slide blocks 7 by pushing down the convex tendon 11a of product side, also make product stay dynamic model at die sinking leading portion
On plate 2；3 sprue puller 12 auxiliary are held product side and are made light-strip 11 stay on moving platen 2, and three kinds different types of multiple
Parts act on jointly, carry out spacing from diverse location to light-strip 11, enable to stay smoothly on moving platen 2, finally real
The existing smooth and easy demoulding.
In the present embodiment, solid plate 1 has chromium coating towards the side of die cavity 3, by entering die cavity 3 side of solid plate 1
Row chromium plating processes, it is possible to reduces the viscosity between solid plate 1 and light-strip 11 product, thus prevents light-strip 11 product further
Stick to, on solid plate 1, preferably realize the demoulding.
As shown in Figures 2 to 4, the liftout plate 14 that can move, tooth decorative pattern jacking block 10 and liftout plate it are provided with in moving platen 2
14 are connected, and drive tooth decorative pattern jacking block 10 by liftout plate 14, it is achieved the demoulding of final light-strip 11；Connect on solid plate 1
Having panel 15 and thermal insulation board 1, thermal insulation board 1 is between panel 15 and solid plate 1；Connect on solid plate 1 and have base plate 16
Plate and thermal insulation board 2 19, base plate 16 is installed with square iron 17, and thermal insulation board 2 19 is between square iron 17 and moving platen 2.
Specific embodiment described in literary composition is only to present invention spirit explanation for example.The technical field of the invention
Technical staff described specific embodiment can be made various amendment or supplement or use similar mode to substitute,
But without departing from the spirit of the present invention or surmount scope defined in appended claims.
Claims (8)
1. a demolding structure for light-strip mould, light-strip mould includes solid plate (1) and moving platen (2), described solid plate
(1) and moving platen (2) is oppositely arranged and can be formed die cavity (3), it is characterised in that described demolding structure includes solid plate (1)
The bullet block (4) towards described die cavity (3) of upper setting, described bullet block (4) is connected to described solid plate by stop screw (5)
(1) on, described stop screw (5) being arranged with spring (6), the two ends of described spring (6) are respectively acting on described solid plate (1)
With on described bullet block (4)；Described moving platen (2) is provided with the slide block (7) that can slide, described dynamic model towards described die cavity (3)
Being additionally provided with in plate (2) can be towards tooth decorative pattern jacking block (10) of described die cavity (3) movement.
The demolding structure of light-strip mould the most according to claim 1, it is characterised in that described slide block offers on (7)
The draw-in groove (7a) matched with the convex tendon (11a) on light-strip (11), described solid plate (1) is provided with the slide that can slide
(8), described slide block (7) is arranged on described slide (8), is additionally provided with stop (9) between described slide block (7) and slide (8).
The demolding structure of light-strip mould the most according to claim 1 and 2, it is characterised in that described moving platen (2) is upper also
It is provided with sprue puller (12), described sprue puller (12) has the pulling block (13) that can extend in described die cavity (3).
The demolding structure of light-strip mould the most according to claim 3, it is characterised in that described die cavity (3) be strip and
In the arc of bending, described bullet block (4) is positioned at the end of described die cavity (3).
The demolding structure of light-strip mould the most according to claim 4, it is characterised in that described slide block (7) quantity is 7
And interval set up separately in the both sides of described die cavity (3), the quantity of described bullet block (4) is 2 and lays respectively at the two of described die cavity (3)
End, the quantity of described sprue puller (12) be 3 and interval set up the both sides in described die cavity (3) separately.
The demolding structure of light-strip mould the most according to claim 1 and 2, it is characterised in that described solid plate (1) towards
The side of described die cavity (3) has chromium coating.
The demolding structure of light-strip mould the most according to claim 1 and 2, it is characterised in that described moving platen sets in (2)
The liftout plate (14) that can move, described tooth decorative pattern jacking block (10) is had to be connected with described liftout plate (14).
The demolding structure of light-strip mould the most according to claim 7, it is characterised in that described solid plate (1) is upper to be connected
Panel (15) and thermal insulation board one (18), described thermal insulation board one (18) is had to be positioned between described panel (15) and described solid plate (1)；
The upper connection of described solid plate (1) has base plate (16) plate and thermal insulation board two (19), and described base plate (16) is installed with square iron (17), institute
State thermal insulation board two (19) to be positioned between described square iron (17) and described moving platen (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374176.2A CN106079287A (en) | 2016-05-30 | 2016-05-30 | A kind of demolding structure of light-strip mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374176.2A CN106079287A (en) | 2016-05-30 | 2016-05-30 | A kind of demolding structure of light-strip mould |
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| Publication Number | Publication Date |
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| CN106079287A true CN106079287A (en) | 2016-11-09 |
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| CN201610374176.2A Pending CN106079287A (en) | 2016-05-30 | 2016-05-30 | A kind of demolding structure of light-strip mould |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202965065U (en) * | 2012-08-09 | 2013-06-05 | 浙江赛豪实业有限公司 | Mould for molding car lamp light guide strip |
| CN105437467A (en) * | 2014-09-10 | 2016-03-30 | 汉达精密电子(昆山)有限公司 | Female-die anti-sticking structure |
| CN205631270U (en) * | 2016-05-30 | 2016-10-12 | 浙江赛豪实业有限公司 | A demoulding structure for producing mould of car leaded light strip |
-
2016
- 2016-05-30 CN CN201610374176.2A patent/CN106079287A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202965065U (en) * | 2012-08-09 | 2013-06-05 | 浙江赛豪实业有限公司 | Mould for molding car lamp light guide strip |
| CN105437467A (en) * | 2014-09-10 | 2016-03-30 | 汉达精密电子(昆山)有限公司 | Female-die anti-sticking structure |
| CN205631270U (en) * | 2016-05-30 | 2016-10-12 | 浙江赛豪实业有限公司 | A demoulding structure for producing mould of car leaded light strip |
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Application publication date: 20161109 |
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