CN106891479A - Ramp-roof structure and injection mold - Google Patents
Ramp-roof structure and injection mold Download PDFInfo
- Publication number
- CN106891479A CN106891479A CN201710096881.5A CN201710096881A CN106891479A CN 106891479 A CN106891479 A CN 106891479A CN 201710096881 A CN201710096881 A CN 201710096881A CN 106891479 A CN106891479 A CN 106891479A
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- China
- Prior art keywords
- arc
- ejector rod
- angle ejector
- ramp
- connecting seat
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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
-
- 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
- B29C45/401—Ejector pin constructions or mountings
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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 a kind of ramp-roof structure and injection mold, wherein, ramp-roof structure is used for injection mold, including：Angle ejector rod, angle ejector rod connecting portion, the angle ejector rod base for setting gradually, angle ejector rod connecting portion include arc connector and connecting seat, and arc connector is rotatably connected in connecting seat.By technical scheme, the arc connector of angle ejector rod is contacted with connecting seat in the way of cambered surface, when mould opening or matched moulds, angle ejector rod realizes the rotation of low-angle in cambered surface, angle ejector rod is completed in matched moulds and the rotational action needed when dividing mould, so as to improve the structural strength of angle ejector rod, fracture and stuck phenomenon that angle ejector rod is occurred in that in rotation process are reduced.
Description
Technical field
The present invention relates to mould manufacturing field, in particular to a kind of ramp-roof structure and a kind of injection mold.
Background technology
Existing ramp-roof structure is made up of angle ejector rod with bearing pin, and in order to not influence the structure of product, ramp-roof structure would generally be adopted
With monolithic construction, and angle ejector rod can typically use thin bar, and although this ramp-roof structure disclosure satisfy that injection mold to oblique top knot
The general requirement of structure, but, during the use of special circumstances, still suffer from problems with：
(1) when the product of injection moulding is than expected product weight, because angle ejector rod and bearing pin connecting portion have through hole, drop
The low structural strength of angle ejector rod, causes angle ejector rod to be easily broken off；
(2) when the oblique top angle of product is bigger than expected oblique top angle, during die sinking, angle ejector rod receives rotary part
Space limitation, easily cause stuck phenomenon.
Therefore, the structural strength of angle ejector rod how is improved, increases flexibility of the ramp-roof structure in rotation process, so as to subtract
Few angle ejector rod fracture and stuck phenomenon, have become problem demanding prompt solution.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art or correlation technique.
Therefore, it is an object of the present invention to propose a kind of ramp-roof structure.
It is another object of the present invention to propose a kind of injection mold.
To achieve the above object, technical scheme according to the first aspect of the invention, it is proposed that a kind of ramp-roof structure, oblique top
Structure includes：Angle ejector rod, angle ejector rod connecting portion, the angle ejector rod base for setting gradually, angle ejector rod connecting portion include arc connector
With connecting seat, arc connector is rotatably connected in connecting seat.
In the technical scheme, arc connector and connecting seat are set to by by angle ejector rod connecting portion, it is not necessary to oblique
Drilled on push rod, the way of contact of hole and axle be converted to the way of contact in face and face, with reference to angle ejector rod base, from structure with connect
Angle ejector rod base is changed in contacting surface to the thrust of angle ejector rod and the action effect of pulling force, raising angle ejector rod structural strength is realized
With the effect of flexible rotating.
A technical scheme of the invention, it is preferable that connecting seat is convex structure, and arc is provided with convex structure
Groove, the circular arc of arc groove includes epimere circular arc and hypomere circular arc, and epimere circular arc is to arc groove internal protrusion, epimere circular arc
Tangent line with the upper plane junction of convex structure forms first angle with upper plane junction, and the angular range of first angle is
90 degree~180 degree.
In the technical scheme, it is set to arc groove internal protrusion by by epimere circular arc, bossing is to arc
The arc connector of angle ejector rod plays position-limiting action in groove, additionally, the angular range of first angle is set into 90 degree~180
Degree, epimere circular arc is opening-like, for arc connection street corner provides space in arc groove inner rotation, realizes arc connection
Head is in arc groove positioned internal and the effect for rotating.
A technical scheme of the invention, it is preferable that hypomere circular arc is tangent with epimere circular arc, the center of circle of hypomere circular arc
The both sides of circular arc are located at the center of circle of epimere circular arc, the angular range of the central angle of hypomere circular arc is 180 degree~360 degree.
In the technical scheme, 180 degree~360 degree are set to by by the angular range of the central angle of hypomere circular arc, under
The one arc accommodating chamber of large area in arc groove inside besieged city, the accommodating chamber of this large area are improve arc connection by section circular arc
Head and the contact area of arc groove, meanwhile, hypomere circular arc is tangent with epimere circular arc, and arc connector is stuck in into arc groove
It is interior, improve the lifting surface area of arc connector and the flexibility of rotation.
A technical scheme of the invention, it is preferable that the shape phase of the shape of arc connector and arc groove
Match somebody with somebody, arc connector and arc groove coordinate, there is gap between arc connector and arc groove, arc connector can be
Rotated in arc groove.
In the technical scheme, matched with the shape of arc groove by the way that arc connector is shaped to, it is real
Clamping and supporting role of the arc groove to arc connector are showed, further, since having between arc groove and arc connector
Have a gap, arc connector can in arc groove low-angle rotation, realize ramp-roof structure during withdrawing pattern with product
The effect that product are separate.
A technical scheme of the invention, it is preferable that angle ejector rod base is column structure, is provided with column structure
Convex grooves, convex grooves coordinate with the convex structure of connecting seat, and convex grooves are with the convex structure of connecting seat in side wall side
It is inclined plane to two lower planes with gap, convex grooves, two upper planes of convex structure are inclined-plane, two upper planes
Inclined-plane match with the inclined plane of two lower planes.
In the technical scheme, inclined plane is set to by by two lower planes of convex grooves, and it is corresponding by connection
The upper planes of two of convex structure of seat are set to inclined-plane, when connecting seat and angle ejector rod base are assembled, realize connecting seat with
Wedge shape connection between angle ejector rod base, improves the stability that angle ejector rod base is connected with connecting seat, meanwhile, the dress of the method
It is simple with mode, improve the efficiency of assembling of connecting seat and angle ejector rod base.
A technical scheme of the invention, it is preferable that arc sleeve, is sheathed on the surface of arc connector, arc sleeve
Shape it is identical with the shape of arc connector.
In the technical scheme, arc sleeve is set by arc connector, in the feelings that arc connector is frequently used
Under condition, arc sleeve can reduce the abrasion of arc groove on connecting seat to arc connector, improve the use of arc connector
Life-span.
A technical scheme of the invention, it is preferable that spill set, in the groove of arc groove, the shape of spill set
Shape is identical with the shape of arc groove, and spill set is contacted with arc groove laminating.
In the technical scheme, by setting spill set in arc groove, in the case of the frequent use of arc groove,
Spill set coordinates arc sleeve to use, it is possible to reduce abrasion of the arc connector to arc groove, improves the use longevity of arc groove
Life.
A technical scheme of the invention, it is preferable that elastic patch, the edge on the ladder of connecting seat, elasticity patch
The form fit on edge on the ladder of piece and connecting seat, elastic patch is fitted in the surface on edge on ladder.
In the technical scheme, by being arranged on the elastic patch on edge on connecting seat ladder, elastic patch is filled in connection
Along and angle ejector rod base between on seat, the stability that connecting seat is connected with angle ejector rod base is improve, meanwhile, it is arc connector
Rotation in angle ejector rod base provides space, realizes the effect of arc connector flexible rotating.
A technical scheme of the invention, it is preferable that also include：Guide pad, is provided with guiding groove on guide pad,
The shape for being oriented to groove is identical with the shape of angle ejector rod, is oriented to groove and coordinates with angle ejector rod, is oriented to groove side with angle ejector rod
There is gap between side.
In the technical scheme, by guide pad, for the motion of angle ejector rod provides the effect being oriented to, meanwhile, angle ejector rod
Gap between guide pad, for minor rotation of the angle ejector rod in the gathering sill of guide pad provides space, realizes oblique top
The effect that bar is moved according to predetermined movement locus.
It is another object of the present invention to propose a kind of injection mold.
A technical scheme of the invention, it is preferable that propose a kind of injection mold, it is preferable that including first party
The ramp-roof structure of any technical scheme in face.
In the technical scheme, the injection mold provided by second aspect technical scheme, because being provided with the present invention first
The ramp-roof structure of aspect technical scheme, so that the whole beneficial effects with above-mentioned ramp-roof structure, will not be repeated here.
Additional aspect of the invention and advantage will become obvious in following description section, or by practice of the invention
Recognize.
Brief description of the drawings
Fig. 1 shows the structural representation of ramp-roof structure according to an embodiment of the invention；
Fig. 2 shows the structural representation of connecting seat according to an embodiment of the invention；
Fig. 3 shows the structural representation of injection mold according to an embodiment of the invention.
Wherein, the corresponding relation in Fig. 1 to Fig. 3 between reference and component names is：
10 ramp-roof structures, 102 angle ejector rods, 104 angle ejector rod connecting portions, 1042 connecting seats, 1042A epimere circular arcs, under 1042B
Section circular arc, the upper planes of 1042C, edge on 1042D ladders, 1044 arc connectors, 106 angle ejector rod bases, 1062 convex grooves, 20
Injecting products, 30 die bottom plates, 40 guide pads.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied to be further described in detail the present invention.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description in order to fully understand the present invention, but, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not limited to following public affairs
The limitation of the specific embodiment opened.
Fig. 1 shows the structural representation of ramp-roof structure according to an embodiment of the invention 10.
As shown in figure 1, embodiment according to the first aspect of the invention, it is proposed that a kind of ramp-roof structure 10, ramp-roof structure
10 include：Angle ejector rod 102, angle ejector rod connecting portion 104, the angle ejector rod base 106 for setting gradually, angle ejector rod connecting portion 104 include
Arc connector 1044 and connecting seat 1042, arc connector 1044 are rotatably connected in connecting seat 1042.
In this embodiment, arc connector 1044 and connecting seat 1042 are set to by by angle ejector rod connecting portion 104, no
Need to be drilled on angle ejector rod 102, the way of contact of hole and axle is converted to the way of contact in face and face, with reference to angle ejector rod base
106, angle ejector rod base 106 is changed from structure and contact surface to the thrust of angle ejector rod 102 and the action effect of pulling force, realize
Improve the effect of angle ejector rod 102 structural strength and flexible rotating.
Specifically, during die sinking, because connecting seat 1042 is fixed on angle ejector rod base 106, angle ejector rod base 106
Apply thrust to connecting seat 1042, and drive connecting seat 1042 to be moved with predetermined track, because the arc of angle ejector rod 102 connects
Joint 1044 is connected in connecting seat 1042, and the arc connector 1044 of angle ejector rod 102 is subject to the thrust of connecting seat 1042, thrust
Component is converted on the arcwall face of arc connector 1044, it is predetermined according to connecting seat 1042 that a part pushes dynamic angle ejector rod 102
Track motion, a part of power makes arc connector 1044 be rotated in cambered surface, and arcwall face increases thrust in arc connector
Contact area on 1044, improves the flexibility ratio that arc connector 1044 is rotated in connecting seat 1042.
Preferably, angle ejector rod connecting portion 104 can also include spherical connector and connecting seat, and spherical connector is increased tiltedly
The slewing area of roof construction, it is adaptable to the injecting products with different directions inclined-plane, improves the scope of application of ramp-roof structure.
Fig. 2 shows the structural representation of connecting seat according to an embodiment of the invention.
As shown in Fig. 2 according to one embodiment of present invention, it is preferable that connecting seat 1042 is convex structure, convex structure
On be provided with arc groove, the circular arc of arc groove includes epimere circular arc 1042A and hypomere circular arc 1042B, epimere circular arc 1042A
To arc groove internal protrusion, the tangent line and upper plane of the upper plane 1042C junctions of epimere circular arc 1042A and convex structure
1042C junctions form first angle, and the angular range of first angle is 90 degree~180 degree.
In this embodiment, it is set to arc groove internal protrusion by by epimere circular arc 1042A, bossing is to arc
The arc connector 1044 of angle ejector rod 102 plays position-limiting action in connected in star, additionally, the angular range of first angle is set to
90 degree~180 degree, 1042A is opening-like for epimere circular arc, for arc connection street corner provides space in arc groove inner rotation,
Arc connector 1044 is realized in arc groove positioned internal and the effect for rotating.
Further, since the epimere circular arc 1042A of arc groove is up big and down small structure, when arc connector 1044 and arc
Connected in star assembling when, arc connector 1044 only needs to be pushed from the lug boss side of the convex structure of connecting seat 1042, you can
The assembling of arc connector 1044 and connecting seat 1042 is completed, the efficiency of assembling is improve.
Preferably, when connector is chondritic, it is provided with connecting seat 1042 in spherical accommodating chamber, accommodating chamber and is set
There is spherical connector, angle ejector rod 102 is fixedly connected with spherical connector, can be inclined with the rotation of spherical connector, carry
The rotation flexibility ratio of angle ejector rod 102 high.
According to one embodiment of present invention, it is preferable that hypomere circular arc 1042B is tangent with epimere circular arc 1042A, hypomere circle
The center of circle of arc 1042B is located at the both sides of circular arc, the angle of the central angle of hypomere circular arc 1042B with the center of circle of epimere circular arc 1042A
Scope is 180 degree~360 degree.
In this embodiment, 180 degree~360 degree are set to by by the angular range of the central angle of hypomere circular arc 1042B,
Hypomere circular arc 1042B will surround an arc accommodating chamber for large area inside arc groove, the accommodating chamber of this large area improves
The contact area of arc connector 1044 and arc groove, meanwhile, hypomere circular arc 1042B is tangent with epimere circular arc 1042A, by arc
Shape connector 1044 is stuck in arc groove, improves the lifting surface area of arc connector 1044 and the flexibility of rotation.
According to one embodiment of present invention, it is preferable that the shape phase of the shape of arc connector 1044 and arc groove
Matching, arc connector 1044 coordinates with arc groove, has gap between arc connector 1044 and arc groove, and arc connects
Joint 1044 can be rotated in arc groove.
In this embodiment, matched with the shape of arc groove by the way that arc connector 1044 is shaped to,
Clamping and supporting role of the arc groove to arc connector 1044 are realized, further, since arc groove and arc connector
Between 1044 have gap, arc connector 1044 can in arc groove low-angle rotation, realize ramp-roof structure 10
The effect with product separate during withdrawing pattern.
Specifically, during injection mold production product, the part of product is connected to the top of ramp-roof structure 10,
During withdrawing pattern, in order that ramp-roof structure 10 is separated with the wedging position of product, it is necessary to ramp-roof structure 10 is real during withdrawing pattern
Existing Small-angle Rotation, so as to reach efficiently separating for ramp-roof structure 10 and product.
Preferably, the gap location injection lubricating oil between arc connector 1044 and arc groove, reduces arc company
Frictional resistance between joint 1044 and arc groove, improves rotation flexibility ratio of the arc connector 1044 in arc groove.
According to one embodiment of present invention, it is preferable that angle ejector rod base 106 is column structure, set on column structure
There are convex grooves 1062, the convex structure cooperation of convex grooves 1062 and connecting seat 1042, convex grooves 1062 and connecting seat
1042 convex structure has a gap in sidewall direction, and two lower planes of convex grooves 1062 are inclined plane, convex structure
Two upper plane 1042C be inclined-plane, the inclined-planes of two upper plane 1042C match with the inclined plane of two lower planes.
In this embodiment, inclined plane is set to by by two lower planes of convex grooves 1062, and it is corresponding by even
The upper plane 1042C of two of the convex structure of joint chair 1042 is set to inclined-plane, is assembled with angle ejector rod base 106 in connecting seat 1042
When, the wedge shape connection between connecting seat 1042 and angle ejector rod base 106 is realized, improve angle ejector rod base 106 and connecting seat
The stability of 1042 connections, meanwhile, the assembling mode of the method is simple, improves connecting seat 1042 with angle ejector rod base 106
Efficiency of assembling.
In addition, the convex structure of convex grooves 1062 and connecting seat 1042 has gap in sidewall direction, it is connecting seat
1042 provide fitting allowance with angle ejector rod base 106, the stuck phenomenon occurred in assembling process are reduced, additionally, gap is
Arc connector 1044 provides the rotation space of low-angle, improves the rotation flexibility of ramp-roof structure 10.
Preferably, the bottom surface of the column structure of angle ejector rod base 106 can be the shapes such as circle, regular polygon.
According to one embodiment of present invention, it is preferable that arc sleeve, the surface of arc connector 1044, arc are sheathed on
The shape of set is identical with the shape of arc connector 1044.
In this embodiment, arc sleeve is set by arc connector 1044, frequently makes in arc connector 1044
In the case of, arc sleeve can reduce the abrasion of arc groove on connecting seat 1042 to arc connector 1044, improve arc
The service life of shape connector 1044.
Specifically, arc sleeve uses the material of the high intensity such as gun-metal, and surface improves by zinc-plated and Quenching Treatment
The wear-corrosion resistance of arc sleeve.
According to one embodiment of present invention, it is preferable that spill set, in the groove of arc groove, the shape of spill set
Shape with arc groove is identical, and spill set is contacted with arc groove laminating.
In this embodiment, it is recessed in the case of the frequent use of arc groove by setting spill set in arc groove
Shape set coordinates arc sleeve to use, it is possible to reduce abrasion of the arc connector 1044 to arc groove, improves the use of arc groove
Life-span.
Specifically, arc groove uses the material of the high intensity such as gun-metal, and surface is improved by zinc-plated and Quenching Treatment
The wear-corrosion resistance of arc groove.
According to one embodiment of present invention, it is preferable that elastic patch, along 1042D on the ladder of connecting seat 1042,
Along the form fit of 1042D on the ladder of elastic patch and connecting seat 1042, elastic patch is fitted on ladder along the table of 1042D
Face.
In this embodiment, by the elastic patch being arranged on the ladder of connecting seat 1042 along 1042D, elastic patch filling
Along and angle ejector rod base 106 between on connecting seat 1042, the stabilization that connecting seat 1042 is connected with angle ejector rod base 106 is improve
Property, meanwhile, for rotation of the arc connector 1044 in angle ejector rod base 106 provides space, realize arc connector
The effect of 1044 flexible rotatings.
Preferably, the shape of elastic patch could be arranged to concave structure corresponding with arc groove, the material of elastic patch
Matter can be rubber or the sheet metal with elastic performance.
As shown in figure 1, according to one embodiment of present invention, it is preferable that also include：Guide pad 40, sets on guide pad 40
Guiding groove is equipped with, the shape for being oriented to groove is identical with the shape of angle ejector rod 102, is oriented to groove and coordinates with angle ejector rod 102, be oriented to
There is gap between the side of groove side and angle ejector rod 102.
In this embodiment, by guide pad 40, for the motion of angle ejector rod 102 provides the effect being oriented to, meanwhile, oblique top
Gap between bar 102 and guide pad 40, for minor rotation of the angle ejector rod 102 in the gathering sill of guide pad 40 provides sky
Between, realize the effect that angle ejector rod 102 is moved according to predetermined movement locus.
Fig. 3 shows the structural representation of injection mold according to an embodiment of the invention.
As shown in Figure 3, it is proposed that a kind of injection mold, it is preferable that the oblique top including any one of first aspect embodiment
Structure 10.
In this embodiment, oblique top base is passed from the pilot hole of die bottom plate 30, promotes angle ejector rod 102 in guide pad
Motion, realizes the effect that ramp-roof structure 10 with injecting products 20 separate, the whole die sinking process side of having realized in 40 gathering sill
To purposeful motion separating effect.
Additional aspect of the invention and advantage will become obvious in following description section, or by practice of the invention
Recognize.
For the ramp-roof structure 10 of the one embodiment in the present invention, the present invention mainly lists following two embodiments：
Specific embodiment one：
During mould die sinking, because connecting seat 1042 is fixed on angle ejector rod base 106, angle ejector rod base 106 pairs
Connecting seat 1042 applies thrust, and drives connecting seat 1042 to be moved with predetermined track, because the arc of angle ejector rod 102 is connected
First 1044 are connected in connecting seat 1042, and the arc connector 1044 of angle ejector rod 102 is subject to the thrust of connecting seat 1042, thrust to exist
Component is converted on the arcwall face of arc connector 1044, it is predetermined according to connecting seat 1042 that a part pushes dynamic angle ejector rod 102
Track is moved, and a part of power makes arc connector 1044 be rotated in cambered surface, with reference to the gathering sill of guide pad 40, angle ejector rod 102
Moved in the range of gathering sill and rotated, it is final to realize being separated with product.
Specific embodiment two：
During mould matched moulds, after ramp-roof structure 10 is separated with product, oblique top base draws connecting seat 1042 with predetermined
Movement locus motion, connecting seat 1042 drives angle ejector rod 102 to move, and under the guide effect of guide pad 40, returns to predetermined
Position, complete a working cycles.
Embodiments of the invention, a kind of ramp-roof structure proposed by the present invention and injection mold has been described in detail above, passes through
Technical scheme, the arc connector of the angle ejector rod of ramp-roof structure is contacted with connecting seat in the way of cambered surface, works as mould
When opening or matched moulds, angle ejector rod realizes the rotation of low-angle in cambered surface, completes what angle ejector rod needed in matched moulds and when dividing mould
Rotational action, compared with the prior art in bearing pin, receive screw and hanging platform structure for, it is not necessary in the arc connector of angle ejector rod
Upper perforation, so as to improve the structural strength of angle ejector rod, reduces fracture and card that angle ejector rod is occurred in that in rotation process
Dead phenomenon.
In the description of this specification, term " first ", " second " are only used for the purpose of description, and it is not intended that indicating
Or imply relative importance；Term " connection ", " installation ", " fixation " etc. all should be interpreted broadly, for example, " connection " can be solid
Calmly connect, or be detachably connected, or be integrally connected；Can be joined directly together, it is also possible to indirect by intermediary
It is connected.For the ordinary skill in the art, above-mentioned term tool in the present invention can as the case may be understood
Body implication.
In the description of this specification, the description of term " one embodiment " etc. means that combining the embodiment or example describes
Specific features, structure, material or feature be contained at least one embodiment of the invention or example.In this manual,
Schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, knot
Structure, material or feature can in an appropriate manner be combined in one or more any embodiments or example.
The preferred embodiments of the present invention are these are only, is not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made,
Equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of ramp-roof structure, the ramp-roof structure includes：Angle ejector rod, angle ejector rod connecting portion, the angle ejector rod base for setting gradually,
Characterized in that, the angle ejector rod connecting portion includes arc connector and connecting seat, the arc connector is rotatably connected in
The connecting seat.
2. ramp-roof structure according to claim 1, it is characterised in that
The connecting seat is convex structure, and arc groove is provided with the convex structure, and the circular arc of the arc groove includes
Epimere circular arc and hypomere circular arc, the epimere circular arc is to the arc groove internal protrusion, the epimere circular arc and the convex
The tangent line of the upper plane junction of structure forms first angle, the angular range of the first angle with the upper plane junction
It is 90 degree~180 degree.
3. ramp-roof structure according to claim 2, it is characterised in that
The hypomere circular arc is tangent with the epimere circular arc, and the center of circle and the center of circle of the epimere circular arc of the hypomere circular arc are located at
The both sides of the circular arc, the angular range of the central angle of the hypomere circular arc is 180 degree~360 degree.
4. ramp-roof structure according to claim 2, it is characterised in that
The shape of the arc connector matches with the shape of the arc groove, and the arc connector is recessed with the arc
Groove coordinates, and has gap between the arc connector and the arc groove, and the arc connector can be in the arc
Rotated in groove.
5. ramp-roof structure according to claim 2, it is characterised in that
The angle ejector rod base is column structure, is provided with convex grooves on the column structure, the convex grooves with it is described
The convex structure of connecting seat coordinates, and the convex grooves have with the convex structure of the connecting seat in sidewall direction
There is gap, two lower planes of the convex grooves are inclined plane, and two upper planes of the convex structure are inclined-plane, described two
The inclined-plane of individual upper plane matches with the inclined plane of described two lower planes.
6. ramp-roof structure according to claim 1, it is characterised in that also include：
Arc sleeve, is sheathed on the surface of the arc connector, the shape of the shape of the arc sleeve and the arc connector
It is identical.
7. ramp-roof structure according to claim 2, it is characterised in that also include：
Spill set, in the groove of the arc groove, the shape of the spill set is identical with the shape of the arc groove, institute
Spill set is stated to be contacted with arc groove laminating.
8. ramp-roof structure according to claim 2, it is characterised in that also include：
Elastic patch, the edge on the ladder of the connecting seat, the shape on the elastic patch and edge on the ladder of the connecting seat
Shape is matched, and the elastic patch is fitted in the surface on edge on the ladder.
9. ramp-roof structure according to any one of claim 1 to 8, it is characterised in that also include：
Guide pad, is provided with guiding groove, the shape of the guiding groove and the shape phase of the angle ejector rod on the guide pad
Together, the guiding groove coordinates with the angle ejector rod, between having between the guiding groove side and the side of the angle ejector rod
Gap.
10. a kind of injection mold, it is characterised in that including the ramp-roof structure any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096881.5A CN106891479A (en) | 2017-02-22 | 2017-02-22 | Ramp-roof structure and injection mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096881.5A CN106891479A (en) | 2017-02-22 | 2017-02-22 | Ramp-roof structure and injection mold |
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| CN106891479A true CN106891479A (en) | 2017-06-27 |
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| CN201710096881.5A Pending CN106891479A (en) | 2017-02-22 | 2017-02-22 | Ramp-roof structure and injection mold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352932A (en) * | 2018-11-23 | 2019-02-19 | 天津银宝山新科技有限公司 | A kind of extension guide frame |
| CN112277254A (en) * | 2019-07-23 | 2021-01-29 | 宁波舜宇车载光学技术有限公司 | Injection mold and ejection mechanism and ejection method thereof |
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| CN201664988U (en) * | 2010-03-25 | 2010-12-08 | 滁州迪蒙德模具制造有限公司 | Mold ejection mechanism |
| CN103660199A (en) * | 2012-09-20 | 2014-03-26 | 东莞市高维精密模具有限公司 | Pitched roof mechanism applied to injection mould |
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| US5773048A (en) * | 1995-08-07 | 1998-06-30 | Ramsey; William C. | Retainer for injection molding machine components |
| US6537053B1 (en) * | 2000-01-28 | 2003-03-25 | Plastic Moldings Company, Llc | Modular molding system, and modules for use therewith |
| CN201089210Y (en) * | 2007-05-23 | 2008-07-23 | 比亚迪股份有限公司 | Slanted ejecting mechanism of injection mould |
| CN201664988U (en) * | 2010-03-25 | 2010-12-08 | 滁州迪蒙德模具制造有限公司 | Mold ejection mechanism |
| CN103660199A (en) * | 2012-09-20 | 2014-03-26 | 东莞市高维精密模具有限公司 | Pitched roof mechanism applied to injection mould |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352932A (en) * | 2018-11-23 | 2019-02-19 | 天津银宝山新科技有限公司 | A kind of extension guide frame |
| CN112277254A (en) * | 2019-07-23 | 2021-01-29 | 宁波舜宇车载光学技术有限公司 | Injection mold and ejection mechanism and ejection method thereof |
| CN112277254B (en) * | 2019-07-23 | 2023-03-21 | 宁波舜宇车载光学技术有限公司 | Injection mold and ejection mechanism and ejection method thereof |
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Application publication date: 20170627 |