CN209036941U - A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position - Google Patents
A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position Download PDFInfo
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- CN209036941U CN209036941U CN201821781845.9U CN201821781845U CN209036941U CN 209036941 U CN209036941 U CN 209036941U CN 201821781845 U CN201821781845 U CN 201821781845U CN 209036941 U CN209036941 U CN 209036941U
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Abstract
The utility model discloses a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position, including slide-and-lock block, inclined guide pillar, the first sliding block, sliding block pin, the second sliding block, slide block insert, connecting rod and cylinder；The sliding block pin is cylinder, is fixedly connected on the front end of first sliding block；The slide block insert is cylindrical shape, and the shaping position on the inside of barrel is equipped with interior recess, and slide block insert covers the sliding block pin, and the slide block insert is fixedly connected with second sliding block；First sliding block is slidably connected to the upper surface of second sliding block, and first sliding block is equipped with that pilot hole is oblique to be run through；The inclined guide pillar by the pilot hole with first sliding block is oblique is slidably connected, one end is fixedly connected with the slide-and-lock block, and the other end is placed in the through hole of second sliding block across first sliding block.So that the nozzle of product is integrally demoulded by the utility model, clamping opening line and dislocation is not present；And nozzle position has back-off position.
Description
Technical field
The utility model relates to the mold mechanism fields of forced stripper mechanism, and in particular to a kind of pressure of nozzle back-off position is de-
The mold mechanism of mould.
Background technique
With the rapid development of industry, market requires the cost and cost of labor of components higher and higher.In this city
Under the demand of field, mold will be continuously improved in exploitation manufacturing process, reduce cost, improve product quality.Therefore, guaranteeing
City is met come shaped article, cancellation following process to reduce cost by newly-increased mould structure on the basis of components quality
Field demand.
There is dislocation in nozzle position or have clamping opening line in current injecting products, be possible to leak when water inlet or water outlet
Water, so require nozzle integrally to demould in mold molded design, so as to there is no clamping opening line and dislocation at nozzle, anti-leak-stopping
Water.While in order to enable product to be more preferably closely together with other accessories, it is also necessary to increase by one in the nozzle position of product and fall
Button bit.
Utility model content
The purpose of this utility model is to design a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position, makes injecting products
Nozzle can integrally demould, be not present clamping opening line and dislocation；And nozzle position has back-off position.
To achieve the above object, the utility model provides the following technical solutions:
A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position, including slide-and-lock block, inclined guide pillar, the first sliding block,
Sliding block pin, the second sliding block, slide block insert, connecting rod and cylinder；The sliding block pin is cylinder, is fixedly connected on described the
The front end of one sliding block；The slide block insert is cylindrical shape, and the shaping position on the inside of barrel is equipped with interior recess, the slide block insert
Barrel bore be greater than the sliding block pin cylinder outer diameter, cover the sliding block pin, the slide block insert and described second
Sliding block is fixedly connected；First sliding block is slidably connected to the upper surface of second sliding block, and first sliding block is equipped with guiding
Hole is oblique to be run through；The inclined guide pillar by the pilot hole with first sliding block is oblique is slidably connected, one end is fixedly connected with institute
Slide-and-lock block is stated, the other end passes through first sliding block, is placed in the through hole of second sliding block；The cylinder passes through described
Connecting rod is fixedly connected with second sliding block.
Further, second sliding block is equipped with ripple pearl screw, and the positioning bead of the ripple pearl screw prominent described second is sliding
The upper surface of block；There are two corresponding with the positioning bead on end position for the sliding starting of the lower surface of first sliding block
Detent；The detent of the sliding initial position of first sliding block locating for the positioning bead is the first detent, die sinking when molding
The detent of the sliding end position of first sliding block locating for Shi Suoshu positioning bead is the second detent.The effect of ripple pearl screw,
The sliding distance of the first sliding block can accurately be limited.When upper and lower mould molds, the first sliding block is closely sticked together with shaping mold cavity, this
When ripple pearl screw positioning bead be stuck in the first detent；Upper and lower mould be opened when, the first sliding block under the drive of inclined guide pillar with shaping mould
Chamber separation is the sliding end position of the first sliding block when inclined guide pillar completely disengages the first sliding block；It first slides in order to prevent at this time
Block slides backward due to continuing under the action of inertia, and when upper and lower mould being caused to mold again, inclined guide pillar cannot preparatively be inserted into first
The pilot hole of sliding block needs one detent of setting in the sliding end position of the first sliding block, when the first sliding block reaches sliding knot
Beam position, the positioning bead of ripple pearl screw are just stuck in the second detent of the first sliding block, limit its movement, with prevent the first sliding block by
It is slided backward in the effect continuation of inertia.
Further, the skewed surface of the slide-and-lock block is equipped with bevel edge briquetting, is close to the oblique of first sliding block
Surface.Bevel edge briquetting can make slide-and-lock block preferably compress the first sliding block, and the first sliding block is made tightly to be adjacent to shaping mold cavity, prevent
Only there is mouth of a river side at the clamping opening line of the first sliding block and shaping mold cavity.
Further, the bevel edge briquetting is fixedly connected with the mode that the slide-and-lock block is threaded.Because of length
Phase uses, and rubbed bevel edge briquettings that are more and cannot playing pressuring action well need replacement in time, and thread connection can be replaced conveniently
It changes.
Further, equipped with backing plate, the backing plate has wear-resisting the contact surface that is slidably connected of lower die and second sliding block
Characteristic.Backing plate enables lower die preferably to fit together with the second sliding block, simultaneously because the second sliding block needs often sliding, pad
The service life that there is plate wear-resisting characteristic can effectively extend mold.
Further, the cylinder is fixedly connected by cylinder backing plate with lower die.Cylinder backing plate, which rises, pacifies cylinder and lower die
Fill the effect being fixed together, also known as mounting plate.
Compared with prior art, the utility model has the beneficial effects that
When mold-closing injection, sliding block pin be cylinder, slide block insert be cylindrical shape, sliding block pin with common group of slide block insert
Conjunction makes product be molded into tubular structure, and wherein the shaping position on the inside of the barrel of slide block insert is equipped with interior recess, thus will note
The nozzle position of molding product is molded into convex shape.
When die sinking, inclined guide pillar drives the first sliding block to slide in and out under the upward active force of slider locking block, due to sliding block
Pin is fixed on the first sliding block, so sliding block pin also slides in and out together, is molded so that sliding block pin is detached from
The spout diameter of product；
After die sinking, after sliding block pin is completely disengaged injecting products, cylinder drives the second sliding block past by connecting rod
Outer sliding, slide block insert are also slided outward together, and since sliding block pin has had been detached from the internal diameter of nozzle, sliding block is inlayed at this time
When part slides in and out, due to being supported without sliding block pin inside the tube wall of convex outside the nozzle of injecting products, in slide block insert
Under the external force slided outward, because plastic cement has plastic deformation, the outer convex of the nozzle of injecting products is to inside the center of circle at this time
Deformation, to form back-off position.
The first sliding block is driven by inclined guide pillar and increases the secondary pressure that air cylinder device drives the second sliding block to carry out monoblock type
Demoulding forms nozzle back-off position, on the one hand can prevent occurring diversion line or dislocation at nozzle, nozzle junction is caused leak occur,
On the other hand back-off position can preferably be such that product is closely together with other accessories.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural representation of the mold mechanism for the forced stripper mechanism that a kind of nozzle described in the utility model is buckled to position
Figure；
Fig. 2 is the portion A of the attached drawing 1 of the mold mechanism for the forced stripper mechanism that a kind of nozzle described in the utility model is buckled to position
The partial enlarged view divided；
Fig. 3 is the side B of the attached drawing 2 of the mold mechanism for the forced stripper mechanism that a kind of nozzle described in the utility model is buckled to position
To cross-sectional view；
Fig. 4 is the ripple pearl screw position of the mold mechanism for the forced stripper mechanism that a kind of nozzle described in the utility model is buckled to position
Set schematic diagram；
The title that each component is marked in figure is as follows:
1, upper mold；2, lower die；21, backing plate；3, slider locking block；4, inclined guide pillar；5, bevel edge briquetting；6, cylinder；7, cylinder
Backing plate；8, connecting rod；9, upper cores；10, lower mode；11, the second sliding block；111, slide block insert；112, interior recess；113, ripple pearl
Screw；114, positioning bead；12, the first sliding block；121, sliding block pin；122, the first detent；123, the second detent；124, it is oriented to
Hole；13, injecting products.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, the technical solution in the present invention is clearly and completely described, is shown
So, described is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Those of ordinary skill in the art's every other embodiment obtained without making creative work belongs to this
Invent the range of protection.
Embodiment:
A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position, including slide-and-lock block 3, inclined guide pillar 4, the first sliding block
12, sliding block pin 121, the second sliding block 11, slide block insert 111, connecting rod 8 and cylinder 6；The sliding block pin 121 is cylinder,
It is fixedly connected on the front end of first sliding block 12；The slide block insert 111 is cylindrical shape, is set on the shaping position on the inside of barrel
There is interior recess 112, the barrel bore of the slide block insert 111 is greater than the cylinder outer diameter of the sliding block pin 121, covers the cunning
Block pin 121, the slide block insert 111 are fixedly connected with second sliding block 11；First sliding block 12 is slidably connected to institute
State the upper surface of the second sliding block 11, first sliding block 12 is equipped with that pilot hole 124 is oblique to be run through；The inclined guide pillar 4 passes through described
Pilot hole 124 with first sliding block 12 is oblique is slidably connected, one end is fixedly connected with the slide-and-lock block 3, and the other end passes through
First sliding block 12 is placed in the through hole of second sliding block 11；The cylinder 6 is fixedly connected with institute by the connecting rod 8
State the second sliding block 11.
Further, second sliding block 11 is equipped with ripple pearl screw 113, and the positioning bead 114 of the ripple pearl screw 113 is prominent
The upper surface of second sliding block 11；In the sliding starting of the lower surface of first sliding block 12 and end position there are two with institute
State the corresponding detent of positioning bead 114；The card of the sliding initial position of first sliding block locating for positioning bead when molding
Position is the first detent 112, and the detent of the sliding end position of first sliding block locating for when die sinking positioning bead is second
Detent 123.The effect of ripple pearl screw can accurately limit the sliding distance of the first sliding block.Upper and lower mould mold when, the first sliding block with
Shaping mold cavity closely sticks together, and the positioning bead of ripple pearl screw is stuck in the first detent at this time；When upper and lower mould is opened, the first sliding block exists
It is separated under the drive of inclined guide pillar with shaping mold cavity, is that the sliding of the first sliding block terminates when inclined guide pillar completely disengages the first sliding block
Position；The first sliding block slides backward due to continuing under the action of inertia in order to prevent at this time, when upper and lower mould being caused to mold again, tiltedly
Guide post cannot preparatively be inserted into the pilot hole of the first sliding block, need setting one card in the sliding end position of the first sliding block
Position, when the first sliding block reaches sliding end position, the positioning bead of ripple pearl screw is just stuck in the second detent of the first sliding block, limits
It is moved, to prevent the first sliding block from sliding due to the effect continuation of inertia backward.
Further, the skewed surface of the slide-and-lock block 3 is equipped with bevel edge briquetting 5, is close to first sliding block 12
Skewed surface.Bevel edge briquetting can make slide-and-lock block preferably compress the first sliding block, and the first sliding block is made tightly to be adjacent to shaping mould
Chamber prevents mouth of a river side occur at the clamping opening line of the first sliding block and shaping mold cavity.
Further, the bevel edge briquetting 5 is fixedly connected with the mode that the slide-and-lock block 3 is threaded.Cause
It is used for a long time, rubbed bevel edge briquettings that are more and cannot playing pressuring action well need replacement in time, and thread connection can facilitate
Replacement.
Further, equipped with backing plate 21, the backing plate 21 has the contact surface that is slidably connected of lower die 2 and second sliding block 11
There is wear-resisting characteristic.Backing plate enables lower die preferably to fit together with the second sliding block, simultaneously because the second sliding block needs often
Sliding, the service life that there is backing plate wear-resisting characteristic can effectively extend mold.
Further, the cylinder 6 is fixedly connected by cylinder backing plate 7 with lower die 2.Cylinder backing plate rises cylinder and lower die
It is fixed on a role, also known as mounting plate.
The working principle of the present embodiment:
When mold-closing injection process, the first sliding block 12, the second sliding block 11 are fitted closely with upper and lower mould together, plastic melt
After entering mold cavity, along the interstitial flow of type chamber, it is full of entire type chamber, final mold molding.In the nozzle position of type chamber
It sets, sliding block pin 121 is cylinder, is driven by the first sliding block 12, and slide block insert 111 is cylindrical shape, it is driven by slide block insert 11,
111 sets of slide block insert 121 collective effect of sliding block pin, so that product is molded into tubular structure.The wherein barrel of slide block insert 111
The shaping position of inside is equipped with interior recess 112, so that the nozzle position of injecting products 13 is molded into convex shape；
During die sinking, inclined guide pillar 4 drives the first sliding block 12 sliding outward under the upward active force of slider locking block 3
It is dynamic, since sliding block pin 121 is fixed on the first sliding block 12, so sliding block pin 121 also slides in and out together, thus
Sliding block pin 121 is detached to the spout diameter of injecting products 13；
After die sinking, after sliding block pin 121 is completely disengaged injecting products 13, cylinder 6 drives second by connecting rod 8
Sliding block 11 slides outward, and slide block insert 111 is also slided outward together, since sliding block pin 121 has had been detached from nozzle
Internal diameter, when slide block insert 111 slides in and out at this time, due to outside the nozzle of injecting products 13 inside the tube wall of convex without sliding block
Pin 121 supports, and under the external force that slide block insert 111 is slided outward, because plastic cement has plastic deformation, injection molding is produced at this time
The outer convex of the nozzle of product 13 is to center of circle internal modification, to form back-off position.
When molding, cylinder 6 first drives the second sliding block 11 to mold, then upper and lower mould molding, the first sliding block 12 are downward in inclined guide pillar 4
Active force drive lower molding.
The utility model has the following beneficial effects:
When mold-closing injection, sliding block pin be cylinder, slide block insert be cylindrical shape, sliding block pin with common group of slide block insert
Conjunction makes product be molded into tubular structure, and wherein the shaping position on the inside of the barrel of slide block insert is equipped with interior recess, thus will note
The nozzle position of molding product is molded into convex shape.
When die sinking, inclined guide pillar drives the first sliding block to slide in and out under the upward active force of slider locking block, due to sliding block
Pin is fixed on the first sliding block, so sliding block pin also slides in and out together, is molded so that sliding block pin is detached from
The spout diameter of product；
After die sinking, after sliding block pin is completely disengaged injecting products, cylinder drives the second sliding block past by connecting rod
Outer sliding, slide block insert are also slided outward together, and since sliding block pin has had been detached from the internal diameter of nozzle, sliding block is inlayed at this time
When part slides in and out, due to being supported without sliding block pin inside the tube wall of convex outside the nozzle of injecting products, in slide block insert
Under the external force slided outward, because plastic cement has plastic deformation, the outer convex of the nozzle of injecting products is to inside the center of circle at this time
Deformation, to form back-off position.
The first sliding block is driven by inclined guide pillar and increases the secondary pressure that air cylinder device drives the second sliding block to carry out monoblock type
Demoulding forms nozzle back-off position, on the one hand can prevent occurring diversion line or dislocation at nozzle, nozzle junction is caused leak occur,
On the other hand back-off position can preferably be such that product is closely together with other accessories.Cancel on the basis of guaranteeing components quality
Following process meets the market demand to reduce cost.
Claims (6)
1. a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position, which is characterized in that including slide-and-lock block, inclined guide pillar,
First sliding block, sliding block pin, the second sliding block, slide block insert, connecting rod and cylinder；The sliding block pin is cylinder, fixed to connect
It is connected to the front end of first sliding block；The slide block insert is cylindrical shape, and the shaping position on the inside of barrel is equipped with interior recess, institute
The barrel bore for stating slide block insert is greater than the cylinder outer diameter of the sliding block pin, covers the sliding block pin, the slide block insert
It is fixedly connected with second sliding block；First sliding block is slidably connected to the upper surface of second sliding block, and described first is sliding
Block is equipped with that pilot hole is oblique runs through；The inclined guide pillar by the pilot hole with first sliding block is oblique is slidably connected, one end
It is fixedly connected with the slide-and-lock block, the other end passes through first sliding block, is placed in the through hole of second sliding block；The gas
Cylinder is fixedly connected with second sliding block by the connecting rod.
2. a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position according to claim 1, which is characterized in that described
Second sliding block is equipped with ripple pearl screw, the upper surface of prominent second sliding block of the positioning bead of the ripple pearl screw；Described first is sliding
There are two detents corresponding with the positioning bead on end position for the sliding starting of the lower surface of block；Positioning when molding
The detent of the sliding initial position of first sliding block locating for pearl is the first detent, described locating for when die sinking positioning bead
The detent of the sliding end position of first sliding block is the second detent.
3. a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position according to claim 1, which is characterized in that described
The skewed surface of slide-and-lock block is equipped with bevel edge briquetting, is close to the skewed surface of first sliding block.
4. a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position according to claim 3, which is characterized in that described
Bevel edge briquetting is fixedly connected with the mode that the slide-and-lock block is threaded.
5. a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position according to claim 1, which is characterized in that lower die
For the contact surface that is slidably connected with second sliding block equipped with backing plate, the backing plate has wear-resisting characteristic.
6. a kind of mold mechanism of the forced stripper mechanism of nozzle back-off position according to claim 1, which is characterized in that described
Cylinder is fixedly connected by cylinder backing plate with lower die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821781845.9U CN209036941U (en) | 2018-10-31 | 2018-10-31 | A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821781845.9U CN209036941U (en) | 2018-10-31 | 2018-10-31 | A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209036941U true CN209036941U (en) | 2019-06-28 |
Family
ID=67040452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821781845.9U Active CN209036941U (en) | 2018-10-31 | 2018-10-31 | A kind of mold mechanism of the forced stripper mechanism of nozzle back-off position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209036941U (en) |
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2018
- 2018-10-31 CN CN201821781845.9U patent/CN209036941U/en active Active
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