CN205661007U - A secondary structure of loosing core for producing mould of car leaded light strip - Google Patents
A secondary structure of loosing core for producing mould of car leaded light strip Download PDFInfo
- Publication number
- CN205661007U CN205661007U CN201620559019.4U CN201620559019U CN205661007U CN 205661007 U CN205661007 U CN 205661007U CN 201620559019 U CN201620559019 U CN 201620559019U CN 205661007 U CN205661007 U CN 205661007U
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- Prior art keywords
- gag lever
- lever post
- mould
- core
- dynamic model
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Abstract
The utility model provides a secondary structure of loosing core for producing mould of car leaded light strip belongs to the mould and makes technical field. When having solved current mould core, it causes technical problem such as product damage easily. This mould includes cover half and movable mould, and cover half and movable mould are relative to be set up and can form the die cavity, the secondary loose core the structure include offer on the movable mould towards the die cavity and with the mounting hole that the die cavity is linked together, be equipped with the gag lever post in the mounting hole, the one end of gag lever post is connected with the core - pulling rod towards the die cavity, the both ends that the other end of gag lever post was equipped with spring and spring are used in respectively on gag lever post and the movable mould, have spacing boss on the outer peripheral face of gag lever post, have the hole site platform that leans on with spacing boss counterbalance on the inner wall of mounting hole. The utility model provides a mould core is apart from the weak point, prevents effectively that the local top of leaded light strip product from splitting, and the mating holes lateral wall is also difficult is hindered by the shovel.
Description
Technical field
This utility model belongs to technology of die manufacturing field, relates to a kind of mould for producing automobile light-strip, especially
It it is the twice core pulling structure of a kind of mould for producing automobile light-strip.
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 the stripping means of current mould uses push rod to eject, before the demoulding mostly
Needs are carried out loosing core action.
China's patent (notification number: 202517631U, publication date: 2012.11.07) discloses the secondary of a kind of novel die
Pulled core structure, including take-up housing, first loose core, second loose core, product, ferrum drag hook, product outer wall is provided with first and looses core, product
Inwall is provided with second and looses core；Second looses core is fixed on take-up housing by cultivation plate, screw, and meanwhile, first looses core takes out with second
Core is connected with take-up housing by feed forked connection hinge screw；Being provided with Angle Pin, 7 font iron blocks on take-up housing, 7 font iron blocks are with T-shaped
Iron block constitutes ferrum drag hook；T-shaped iron block is fixed in template, and T-shaped iron block tail end is connected with spring one end, the spring other end
It is connected with template；Meanwhile, T-shaped iron block front end is arranged in cultivation plate fluting, plants plate fluting and is arranged on cultivation plate；T word
Loose core with first and contact in shape iron block side.
Mould structure core pulling distance disclosed in above-mentioned patent documentation is long, and the fineness that automobile light-strip is to light-emitting area
Require higher.And its quality is more crisp, product local capping easily occurs or causes mating holes sidewall to be shoveled wound.
Summary of the invention
The problems referred to above that this utility model exists for existing technology, it is provided that a kind of mould for producing automobile light-strip
Tool twice core pulling structure, technical problem to be solved in the utility model is: how to prevent light-strip product local capping and
Core pulling distance is long causes mating holes sidewall to be shoveled wound.
The purpose of this utility model can be realized by following technical proposal:
The twice core pulling structure of a kind of mould for producing automobile light-strip, mould includes fixed half and moving half, described fixed
Mould and dynamic model are oppositely arranged and can form die cavity, it is characterised in that described twice core pulling structure includes the court offered on dynamic model
To described die cavity and the installing hole that is connected with described die cavity, in described installing hole, it is provided with gag lever post, one end of described gag lever post
Connecting has the core_pulling pole towards described die cavity, the other end of described gag lever post to be provided with the two ends of spring and described spring and act on respectively
On described gag lever post and described dynamic model；There is positive stop lug boss, on the inwall of described installing hole on the outer peripheral face of described gag lever post
There is the hole bit platform leant with described positive stop lug boss.
Its principle is as follows: during mould die sinking, first drives shelves, dynamic model and cover half and still pastes extremely, and mould does when loosing core motion, inside takes out
Action, gag lever post is promoted to die cavity direction by the spring of gag lever post end by elastic restoring force so that loosing core on gag lever post
Bar is close to mavable module core, and during i.e. realizing loosing core for the first time, core_pulling pole and gag lever post the most do not do motion of loosing core, only in other
Take out and do fortune merit of loosing core.Inside loose core after a segment distance, gag lever post move under the promotion of spring to gag lever post positive stop lug boss with
Hole bit platform on installing hole inwall leans, and has now loosed core for the first time；Mould continues to loose core, spacing due to gag lever post
Boss contacts against with hole bit platform, carries out spacing by hole bit platform on installing hole inwall to gag lever post, gag lever post and loosing core
Bar cannot continue to be held against state by spring and mavable module core, drive during dynamic model action gag lever post, core_pulling pole and in take out
Core moves, and i.e. carry out loosing core for the second time action, and only to platform and the contact with platform on base plate of installation pull bar, second time has been loosed core
Becoming, now core_pulling pole completely disengages from light-strip product；Complete whole action of loosing core.The process of loosing core be divide into by the technical program
In 2 stages, opening during shelves loose core in second time, core_pulling pole just does motion of loosing core, and decreases the core pulling distance of core_pulling pole, it is ensured that
The ejecting smoothly of product.Owing to core pulling distance is short, effectively prevent light-strip product local capping, mating holes sidewall be not easy to by
Shovel wound.
Core_pulling pole core pulling distance than in take out core pulling distance (i.e. mould open span from) few, make package power on light-strip product big
Position be completely withdrawn from, product can eject smoothly；The technical program solve when PMMA material injection part ejects product due to
Package power effect, causes product local capping and the long problem causing mating holes sidewall easily to be hindered by shovel of core pulling distance.
In the twice core pulling structure of the above-mentioned mould being used for producing automobile light-strip, being additionally provided with in described dynamic model can
The pull bar moved towards described die cavity, the end of described pull bar has defining flange, described dynamic model has described in can limiting
The confined planes of pull bar displacement, during matched moulds state, the positive stop lug boss on described gag lever post and the Kong Weiping in described installing hole
Distance between platform is less than the distance between described defining flange and described confined planes.Pull bar towards die cavity move time, confined planes
Can lean with defining flange；When loosing core for the first time, gag lever post is close to by spring under gag lever post all the time with mavable module core, makes
Core_pulling pole does not first do motion of loosing core, and takes out and do fortune merit of loosing core in other；When the positive stop lug boss on gag lever post contact with hole bit platform into
When row second time is loosed core, core_pulling pole is loosed core together with taking out in other, until the defining flange of pull bar contacts with confined planes, and core_pulling pole
Depart from product, thus complete whole action of loosing core.
In the twice core pulling structure of the above-mentioned mould being used for producing automobile light-strip, during matched moulds state, described spacing
Distance between positive stop lug boss on bar and the hole bit platform in described installing hole is 10mm, and described defining flange is spacing with described
Distance between face is 15mm.Inside take out core pulling distance 10mm, loosed core for the first time, now the defining flange of pull bar and confined planes
Between distance be 5mm, second time core_pulling pole when loosing core, gag lever post, in take out and jointly move 5mm with pull bar, complete whole loosing core
Action.
In the twice core pulling structure of the above-mentioned mould being used for producing automobile light-strip, described gag lever post peace is spring-loaded
One end is lower end, and the other end is upper end, and the diameter of described gag lever post lower end is less than the diameter of gag lever post upper end, and described spring is sheathed
On the lower end of gag lever post, the one side that the outer peripheral face of described gag lever post has annular projection and this annular projection is formed described
Positive stop lug boss, described annular projection is near the lower end of described gag lever post.Core_pulling pole is connected to the upper of gag lever post by trip bolt
End, core_pulling pole and gag lever post are spacing fixing by trip bolt, prevent core_pulling pole from rotating, and gag lever post also does anti-rotation process simultaneously.
In the twice core pulling structure of the above-mentioned mould being used for producing automobile light-strip, described dynamic model is installed with pressure
Plate, one end of described spring is resisted against on described pressing plate, and the other end is resisted against on the another side of described annular projection.Pressing plate can
To be fastened by screw or bolt, and it is connected on the base plate in dynamic model.
Above-mentioned in the twice core pulling structure of the mould producing automobile light-strip, described dynamic model include moving platen and
Base plate, is provided with dynamic model guide pin bushing and guide pillar in described moving platen and base plate, be additionally provided with and eject limited post in described base plate, described base plate
Side be provided with dynamic model thermal insulation board.Being additionally provided with rubbish nail on base plate and for connecting the cup head screw of guide pillar, moving platen is provided with
The liftout plate of knock-pin action can be driven, be provided with rubbish nail between base plate and liftout plate, produce a little gap, prevent him
When having rubbish between, knock-pin and core can not reset, and can not molding plastic.
Above-mentioned in the twice core pulling structure of the mould producing automobile light-strip, described cover half include solid plate and
Panel, is provided with hot flow path deckle board between described solid plate and panel, the side of described panel is additionally provided with cover half thermal insulation board and location
Circle, is additionally provided with cover half guide pin bushing in described solid plate.
Compared with prior art, by design core_pulling pole and gag lever post structure in this utility model, the process of loosing core is divided into
In two stages, opening during shelves loose core in second time, core_pulling pole just does motion of loosing core, decrease the core pulling distance of core_pulling pole,
Ensure that ejecting smoothly of product.Owing to core pulling distance is short, effectively preventing light-strip product local capping, mating holes sidewall is the most not
Easily hindered by shovel.
Accompanying drawing explanation
Fig. 1 is the structural representation of this mould matched moulds state.
Fig. 2 is the partial enlarged drawing in Fig. 1 at A.
Fig. 3 is the structural representation after this mould is loosed core for the first time.
Fig. 4 is the partial enlarged drawing in Fig. 3 at B.
Fig. 5 is the structural representation after this mould second time is loosed core.
Fig. 6 is the partial enlarged drawing in Fig. 5 at C.
Fig. 7 is this mould matched moulds state lower limit bar and the attachment structure schematic diagram of core_pulling pole.
In figure, 1, dynamic model；1a, base plate；1b, rubbish are followed closely；1c, moving platen；1d, eject limited post；1e, dynamic model thermal insulation board；
1f, dynamic model guide pin bushing；1g, guide pillar；2, cover half；2a, solid plate；2b, panel；2c, hot flow path deckle board；2d, cover half thermal insulation board；2e、
Centring ring；2f, cover half guide pin bushing；3, ejector retainner plate；4, core_pulling pole；5, gag lever post；5a, positive stop lug boss；5b, annular projection；6, die cavity；
7, installing hole；7a, hole bit platform；8, pull bar；8a, defining flange；9, confined planes；10, trip bolt；11, spring；12, pressing plate.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
As shown in Fig. 1, Fig. 3 and Fig. 5, this mould includes that cover half 2 and dynamic model 1, cover half 2 and dynamic model 1 are oppositely arranged and can
Form die cavity 6, twice core pulling structure include offering on dynamic model 1 towards die cavity 6 and the installing hole 7 that is connected with die cavity 6, install
Being provided with gag lever post 5 in hole 7, one end of gag lever post 5 connects the core_pulling pole 4 towards die cavity 6, and the other end of gag lever post 5 is provided with bullet
The two ends of spring 11 and spring 11 are respectively acting on gag lever post 5 and dynamic model 1；There is on the outer peripheral face of gag lever post 5 positive stop lug boss 5a,
There is on the inwall of installing hole 7 the hole bit platform 7a leant with positive stop lug boss 5a；Further, dynamic model 1 includes moving platen 1c
Be provided with dynamic model guide pin bushing 1f and guide pillar 1g in base plate 1a, moving platen 1c and base plate 1a, be additionally provided with in base plate 1a and eject limited post 1d,
The side of base plate 1a is provided with dynamic model thermal insulation board 1e.Rubbish nail 1b it is additionally provided with and for connecting the cup head spiral shell of guide pillar 1g on base plate 1a
Nail, moving platen 1c is provided with the liftout plate that can drive knock-pin action, is provided with rubbish nail 1b, produces between base plate 1a and liftout plate
A raw little gap, when preventing there is rubbish between them, knock-pin and core can not reset, and can not molding plastic；Cover half 2
Including solid plate 2a and panel 2b, being provided with hot flow path deckle board 2c between solid plate 2a and panel 2b, the side of panel 2b is additionally provided with
Cover half thermal insulation board 2d and centring ring 2e, is additionally provided with cover half guide pin bushing 2f in solid plate 2a.
During mould die sinking, first driving shelves, dynamic model 1 and cover half 2 and still paste extremely, mould does when loosing core motion, and interior twitch is made, spacing
Gag lever post 5 is promoted to die cavity 6 direction by the spring 11 of bar 5 end by elastic restoring force so that the core_pulling pole 4 on gag lever post 5
Being close to dynamic model 1 core, during i.e. realizing loosing core for the first time, core_pulling pole 4 and gag lever post 5 the most do not do motion of loosing core, only other
Inside take out and do fortune merit of loosing core.Inside loosing core after a segment distance, it is spacing that gag lever post 5 moves to gag lever post 5 under the promotion of spring 11
Boss 5a leans with the hole bit platform 7a on installing hole 7 inwall, has now loosed core for the first time；Mould continues to loose core, due to
The positive stop lug boss 5a of gag lever post 5 contacts against with hole bit platform 7a, by hole bit platform 7a on installing hole 7 inwall to gag lever post 5
Carrying out spacing, gag lever post 5 and core_pulling pole 4 cannot continue to be held against state by spring 11 and dynamic model 1 core, carry during dynamic model 1 action
Dynamic gag lever post 5, core_pulling pole 4 and in take out and do motion of loosing core, i.e. carry out second time and loose core action, only to the platform of installation pull bar 8
With the contact with platform on base plate 1a, having loosed core for the second time, now core_pulling pole 4 completely disengages from light-strip product；Complete whole taking out
Core action.In the present embodiment, the process of loosing core be divide into 2 stages, open during shelves loose core in second time, core_pulling pole 4 is just taken out
Core moves, and decreases the core pulling distance of core_pulling pole 4, it is ensured that ejecting smoothly of product.Owing to core pulling distance is short, effectively prevent from leading
Rhizoma Dioscoreae (peeled) product local capping, mating holes sidewall is not easy to be shoveled wound.
As shown in Figures 1 to 6, dynamic model 1 being additionally provided with the pull bar 8 that can move towards die cavity 6, the end of pull bar 8 has
Defining flange 8a, dynamic model 1 has the confined planes 9 that can limit pull bar 8 displacement, limit during matched moulds state, on gag lever post 5
The distance between the bit platform 7a of hole in position boss 5a and installing hole 7 is less than the distance between defining flange 8a and confined planes 9.Draw
Bar 8 towards die cavity 6 move time, confined planes 9 can lean with defining flange 8a；When loosing core for the first time, the bullet under gag lever post 5
Gag lever post 5 is close to by spring 11 all the time with dynamic model 1 core, makes core_pulling pole 4 first not do motion of loosing core, takes out and do fortune merit of loosing core in other；When
Positive stop lug boss 5a on gag lever post 5 and hole bit platform 7a contacts when carrying out loosing core for the second time, and core_pulling pole 4 is taken out together with taking out in other
Core, until the defining flange 8a of pull bar 8 contacts with confined planes 9, core_pulling pole 4 departs from product, thus completes whole action of loosing core；This
In embodiment during matched moulds state, it is 10mm between positive stop lug boss 5a and the hole bit platform 7a in installing hole 7 on gag lever post 5, limit
Distance between position flange 8a and confined planes 9 is 15mm.Inside take out core pulling distance 10mm, loosed core for the first time, now pull bar 8
Distance between defining flange 8a and confined planes 9 is 5mm, second time core_pulling pole 4 when loosing core, gag lever post 5, in take out with pull bar 8 altogether
With mobile 5mm, complete whole action of loosing core.
As it is shown in fig. 7, one end of spring 11 installed by gag lever post 5 is lower end, the other end is upper end, gag lever post 5 lower end straight
Footpath is less than the diameter of gag lever post 5 upper end, and spring 11 is set on the lower end of gag lever post 5, the outer peripheral face of gag lever post 5 has ring-type
The one side of protruding 5b and this annular projection 5b forms positive stop lug boss 5a, and annular projection 5b is near the lower end of gag lever post 5.Core_pulling pole
4 are connected to the upper end of gag lever post 5 by trip bolt 10, and core_pulling pole 4 and gag lever post 5 are spacing fixing by trip bolt 10, anti-
Only core_pulling pole 4 rotates, and gag lever post 5 also does anti-rotation process simultaneously；Being installed with pressing plate 12 on dynamic model 1, one end of spring 11 is resisted against
On pressing plate 12, the other end is resisted against on the another side of annular projection 5b.Pressing plate 12 can be fastened by screw or bolt,
And be connected on the base plate 1a in dynamic model 1.
Specific embodiment described in literary composition is only to this utility model spirit explanation for example.Belonging to this utility model
Described specific embodiment can be made various amendment or supplements or use similar by those skilled in the art
Mode substitutes, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1., for producing a twice core pulling structure for the mould of automobile light-strip, mould includes cover half (2) and dynamic model (1), institute
State cover half (2) and dynamic model (1) is oppositely arranged and can be formed die cavity (6), it is characterised in that described twice core pulling structure includes moving
Offer on mould (1) towards in described die cavity (6) and the installing hole (7) that is connected with described die cavity (6), described installing hole (7)
Being provided with gag lever post (5), one end of described gag lever post (5) connects the core_pulling pole (4) towards described die cavity (6), described gag lever post
(5) the other end is provided with the two ends of spring (11) and described spring (11) and is respectively acting on described gag lever post (5) and described dynamic model
(1) on；There is on the outer peripheral face of described gag lever post (5) positive stop lug boss (5a), the inwall of described installing hole (7) has with described
The hole bit platform (7a) that positive stop lug boss (5a) leans.
The twice core pulling structure of the mould for producing automobile light-strip the most according to claim 1, it is characterised in that institute
It is additionally provided with in stating dynamic model (1) and can have limit convex towards the pull bar (8) of described die cavity (6) movement, the end of described pull bar (8)
Edge (8a), described dynamic model (1) has the confined planes (9) that can limit described pull bar (8) displacement, during matched moulds state, institute
State the distance between the positive stop lug boss (5a) on gag lever post (5) and the hole bit platform (7a) in described installing hole (7) less than described
Distance between defining flange (8a) and described confined planes (9).
The twice core pulling structure of the mould for producing automobile light-strip the most according to claim 2, it is characterised in that close
During mould state, between the positive stop lug boss (5a) on described gag lever post (5) and the hole bit platform (7a) in described installing hole (7) away from
From for 10mm, the distance between described defining flange (8a) and described confined planes (9) is 15mm.
4. according to the twice core pulling structure of the mould for producing automobile light-strip described in claim 1 or 2 or 3, its feature
Being, one end of spring (11) installed by described gag lever post (5) is lower end, and the other end is upper end, described gag lever post (5) lower end straight
Footpath is less than the diameter of gag lever post (5) upper end, and described spring (11) is set on the lower end of gag lever post (5), described gag lever post (5)
The one side on outer peripheral face with annular projection (5b) and this annular projection (5b) forms described positive stop lug boss (5a), described ring-type
Protruding (5b) is near the lower end of described gag lever post (5).
The twice core pulling structure of the mould for producing automobile light-strip the most according to claim 4, it is characterised in that institute
Stating and be installed with pressing plate (12) on dynamic model (1), one end of described spring (11) is resisted against on described pressing plate (12), and the other end is resisted against
On the another side of described annular projection (5b).
6. according to the twice core pulling structure of the mould for producing automobile light-strip described in claim 1 or 2 or 3, its feature
Being, described dynamic model (1) is provided with dynamic model in including moving platen (1c) and base plate (1a), described moving platen (1c) and base plate (1a) and leads
Set (1f) and guide pillar (1g), be additionally provided with in described base plate (1a) and eject limited post (1d), and the side of described base plate (1a) is provided with dynamic
Mould thermal insulation board (1e).
7. according to the twice core pulling structure of the mould for producing automobile light-strip described in claim 1 or 2 or 3, its feature
Being, described cover half (2) includes solid plate (2a) and panel (2b), is provided with hot-fluid between described solid plate (2a) and panel (2b)
Road deckle board (2c), the side of described panel (2b) is additionally provided with cover half thermal insulation board (2d) and centring ring (2e), described solid plate (2a)
Inside it is additionally provided with cover half guide pin bushing (2f).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620559019.4U CN205661007U (en) | 2016-06-12 | 2016-06-12 | A secondary structure of loosing core for producing mould of car leaded light strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620559019.4U CN205661007U (en) | 2016-06-12 | 2016-06-12 | A secondary structure of loosing core for producing mould of car leaded light strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205661007U true CN205661007U (en) | 2016-10-26 |
Family
ID=57154520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620559019.4U Withdrawn - After Issue CN205661007U (en) | 2016-06-12 | 2016-06-12 | A secondary structure of loosing core for producing mould of car leaded light strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205661007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856519A (en) * | 2016-06-12 | 2016-08-17 | 浙江赛豪实业有限公司 | Secondary core-pulling structure of light guide strip mold |
-
2016
- 2016-06-12 CN CN201620559019.4U patent/CN205661007U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856519A (en) * | 2016-06-12 | 2016-08-17 | 浙江赛豪实业有限公司 | Secondary core-pulling structure of light guide strip mold |
| CN105856519B (en) * | 2016-06-12 | 2017-10-13 | 浙江赛豪实业有限公司 | A kind of twice core pulling structure of light-strip mould |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161026 Effective date of abandoning: 20171013 |
|
| AV01 | Patent right actively abandoned |