CN209158832U - A kind of bottoming cast gate inclined-ejection core pulling mechanism - Google Patents
A kind of bottoming cast gate inclined-ejection core pulling mechanism Download PDFInfo
- Publication number
- CN209158832U CN209158832U CN201821407168.4U CN201821407168U CN209158832U CN 209158832 U CN209158832 U CN 209158832U CN 201821407168 U CN201821407168 U CN 201821407168U CN 209158832 U CN209158832 U CN 209158832U
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- China
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- ejector rod
- angle ejector
- core pulling
- cast gate
- bottoming
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Abstract
A kind of bottoming cast gate inclined-ejection core pulling mechanism, belong to advanced manufacture and field of automation technology, including cast gate, angle ejector rod, core pulling and tilted footstock, the cast gate is connect with core pulling, the connection of the lower end of the angle ejector rod and core pulling, the lower end of angle ejector rod is arranged in the tilted footstock, the lower end of the angle ejector rod is equipped with angle ejector rod fixed block, the tilted footstock is equipped with sliding slot, the angle ejector rod fixed block is arranged in sliding slot, and the section of angle ejector rod fixed block and sliding slot is T-type, the lower end surface of the angle ejector rod fixed block is the first inclined surface, the bottom surface of the sliding slot is the second inclined surface, first inclined surface and the fitting of the second inclined surface.The bottoming cast gate inclined-ejection core pulling mechanism of the utility model, core pulling can be not only used for the molding of product surface, can limit simultaneously cast gate into glue speed, cast gate is made to form ups and downs structure by core pulling, sizing material is in interior flowing with one voice, the flow velocity for reducing sizing material prevents sizing material flowing too fast, influences the molding of product.
Description
Technical field
The utility model belongs to advanced manufacture and field of automation technology, and in particular, to a kind of bottoming cast gate oblique top pumping
Cored structure.
Background technique
When injection molding, when shaped article side surface has concaveconvex shape or side opening (being buckled to), when die sinking solidify after modeling
Material product can not will normally be demoulded because of the interference of type chamber, be needed at this time using undercut or core-pulling mechanism.Oblique top conduct
Undercut or core-pulling mechanism one of the most common type form, are frequently utilized for the core pulling occasion of product inner sidewall.
Cast gate refers to the Duan Tongdao in injection mold from runner to mold cavity, common cast gate have drop gate,
Side gate and spot pouring mouth.The position of cast gate, quantity, shape and size have directly injecting products quality, the appearance of product
It influences.
In bottoming cast gate during surrendering, how pulled core structure is controlled into glue speed, and oblique top is such as in knockout course
Smoothly core pulling is that the application solves the problems, such as what.
Utility model content
Purpose of utility model: it the purpose of the utility model is to provide a kind of bottoming cast gate inclined-ejection core pulling mechanism, solves tiltedly
During the core pulling of top the problem of stability, while solving the problems, such as cast gate into glue speed.
Technical solution: the utility model provides a kind of bottoming cast gate inclined-ejection core pulling mechanism, including cast gate, angle ejector rod, pumping
Core and tilted footstock, the cast gate are connect with core pulling, and the lower end connection of the angle ejector rod and core pulling, the tilted footstock is arranged oblique
The lower end of mandril, the lower end of the angle ejector rod are equipped with angle ejector rod fixed block, and the tilted footstock is equipped with sliding slot, the oblique top
Bar fixed block is arranged in sliding slot, and the section of angle ejector rod fixed block and sliding slot is T-type, under the angle ejector rod fixed block
End face is the first inclined surface, and the bottom surface of the sliding slot is the second inclined surface, first inclined surface and the fitting of the second inclined surface.This
The bottoming cast gate inclined-ejection core pulling mechanism of utility model, core pulling can be not only used for the molding of product surface, while can limit and pour
Mouthful into glue speed, make cast gate form ups and downs structure by core pulling, sizing material flowing in one voice reduces sizing material
Flow velocity prevents sizing material flowing too fast, influences the molding of product.
Further, the side wall of above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the tilted footstock is equipped with the first groove, institute
State the first groove section be it is U-shaped, first groove is connected to sliding slot.
Further, the upper end of above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the angle ejector rod fixed block is equipped with oblique top
The lower end of bar placing groove, the angle ejector rod is equipped with interconnecting piece, and the interconnecting piece is placed in angle ejector rod placing groove, the interconnecting piece
It is connected with angle ejector rod fixed block by fastening screw.Due to being equipped with the first groove, fastening screw can revolve below tilted footstock
Into angle ejector rod, so that angle ejector rod and angle ejector rod fixed block be connected.The lower end of angle ejector rod is placed in angle ejector rod placing groove
It is interior, improve the stability that angle ejector rod is connect with angle ejector rod fixed block.
Further, above-mentioned bottoming cast gate inclined-ejection core pulling mechanism is arranged with the first oblique top on the outer wall of the angle ejector rod
Bar guide pad and the second angle ejector rod guide pad, the first angle ejector rod guide pad and the second angle ejector rod guide pad be in core pulling and tiltedly
Between footstock.The the first angle ejector rod guide pad and the second angle ejector rod guide pad being arranged are able to carry out leading for angle ejector rod moving direction
To.
Further, above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the section of the cast gate are " spoon " type, the cast gate
Upper surface is equipped with the 4th groove, and one end of the core pulling is placed in the 4th groove, and the lower end of the cast gate is equipped with the first protrusion
With the second protrusion, the 4th groove is arranged between the first protrusion and the second protrusion.The first protrusion and the second protrusion being arranged
Sizing material can be buffered, reduce sizing material flow velocity, prevent sizing material from spraying, influence the good appearance of product.
Further, above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the core pulling are equipped with third protrusion, and the third is convex
Portion is arranged in the 4th groove.Cast gate is formed concave structure, reduces sizing material in cast gate by the third protrusion of setting
Flow velocity.
Further, above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the upper end of the angle ejector rod is equipped with threaded hole, described
Core pulling is equipped with first through hole, and the upper end of the first through hole is equipped with the second groove, and second groove is equipped with the first spiral shell
Nail, the lower end of first screw pass through first through hole and connect with threaded hole, and the lower end of the first through hole is equipped with third
Groove, the upper end of the angle ejector rod are placed in third groove.Angle ejector rod is arranged in third groove, can carry out to angle ejector rod
Limit, is then further fixed by the first screw.
Further, the outer wall of above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the angle ejector rod is equipped with the first recessed portion,
The inner wall of the third groove is equipped with first boss, and the first boss is placed in the first recessed portion.The first boss of setting
With the structure of the first recessed portion, it is convenient in angle ejector rod insertion third groove, not needing the ancillary cost time finds installation position accurately
It sets.
Further, above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the cast gate are equipped with avoiding hollow groove.The avoiding hollow groove of setting
It further reduced sizing material flow velocity, effectively sizing material can be buffered.
Further, above-mentioned bottoming cast gate inclined-ejection core pulling mechanism, the angle ejector rod are cylindrical bar.
Above-mentioned technical proposal can be seen that the utility model has the following beneficial effects: bottoming described in the utility model
Cast gate inclined-ejection core pulling mechanism, reasonable in design, easy to use, application cost is low, and adaptability is good, this inclined-ejection core pulling mechanism, will
The reliable and stable setting of angle ejector rod is on setting seat, and angle ejector rod upper end is stably connected with core pulling, at the same core pulling also with cast gate
Connection, can not only core pulling formed product shape, while limit cast gate into glue speed, improve the qualification rate of product, have
There is very high promotional value.
Detailed description of the invention
Fig. 1 is the main view of bottoming cast gate inclined-ejection core pulling mechanism described in the utility model；
Fig. 2 is the left view of bottoming cast gate inclined-ejection core pulling mechanism described in the utility model；
Fig. 3 is the right view of bottoming cast gate inclined-ejection core pulling mechanism described in the utility model；
Fig. 4 is the explosive view one of bottoming cast gate inclined-ejection core pulling mechanism described in the utility model；
Fig. 5 is the explosive view two of bottoming cast gate inclined-ejection core pulling mechanism described in the utility model；
Fig. 6 is the explosive view three of bottoming cast gate inclined-ejection core pulling mechanism described in the utility model；
Fig. 7 is the main view of bottoming cast gate inclined-ejection core pulling mechanism and plastic cement products described in the utility model；
Fig. 8 is the right view of bottoming cast gate inclined-ejection core pulling mechanism and plastic cement products described in the utility model；
Fig. 9 is the top view of bottoming cast gate inclined-ejection core pulling mechanism and plastic cement products described in the utility model.
In figure: cast gate 1, the 4th groove 11, the first protrusion 12, the second protrusion 13, avoiding hollow groove 14, angle ejector rod 2, angle ejector rod are solid
Determine block 21, the first inclined surface 211, angle ejector rod placing groove 212, interconnecting piece 22, threaded hole 23, the first recessed portion 24, core pulling 3,
Three protrusions 31, first through hole 32, the second groove 321, the first screw 322, third groove 323, first boss 3231, tilted footstock 4,
Sliding slot 41, the second inclined surface 411, the first groove 42, the first angle ejector rod guide pad 5, the second angle ejector rod guide pad 6, plastic cement products
100。
Detailed description of the invention specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
Describe the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more, unless otherwise restricted clearly.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
Embodiment
Bottoming cast gate inclined-ejection core pulling mechanism as shown in figures 1 to 6, including cast gate 1, angle ejector rod 2, core pulling 3 and tilted footstock 4, institute
It states cast gate 1 to connect with core pulling 3, and cast gate 1 is equipped with avoiding hollow groove 14, the angle ejector rod 2 is connect with the lower end of core pulling 3, and
And angle ejector rod 2 is cylindrical bar, the lower end of angle ejector rod 2 is arranged in the tilted footstock 4, and the lower end of the angle ejector rod 2 is equipped with oblique
Mandril fixed block 21, the tilted footstock 4 are equipped with sliding slot 41, and the angle ejector rod fixed block 21 is arranged in sliding slot 41, and tiltedly
The section of mandril fixed block 21 and sliding slot 41 is T-type, and the lower end surface of the angle ejector rod fixed block 21 is the first inclined surface 211,
The bottom surface of the sliding slot 41 is the second inclined surface 411, first inclined surface 211 and the fitting of the second inclined surface 411.Wherein, tiltedly
The side wall of footstock 4 is equipped with the first groove 42, and the section of first groove 42 is U-shaped, first groove 42 and sliding slot 41
Connection.The upper end of angle ejector rod fixed block 21 is equipped with angle ejector rod placing groove 212, and the lower end of the angle ejector rod 2 is equipped with interconnecting piece
22, the interconnecting piece 22 is placed in angle ejector rod placing groove 212, and the interconnecting piece 22 and angle ejector rod fixed block 21 pass through fastening screw
Connection.In addition, being arranged with the first angle ejector rod guide pad on the outer wall of angle ejector rod 2 to keep longer angle ejector rod 2 to stablize movement
5 and the second angle ejector rod guide pad 6, the first angle ejector rod guide pad 5 and the second angle ejector rod guide pad 6 are in core pulling 3 and oblique top
Between seat 4.Again, the section of cast gate 1 is " spoon " type, and the upper surface of the cast gate 1 is equipped with the 4th groove 11, the core pulling 3
One end is placed in the 4th groove 11, and the lower end of the cast gate 1 is equipped with the first protrusion 12 and the second protrusion 13, the 4th groove
11 are arranged between the first protrusion 12 and the second protrusion 13.Core pulling 3 is equipped with third protrusion 31, and the setting of third protrusion 31 exists
In 4th groove 11.In addition, the upper end of angle ejector rod 2 is equipped with threaded hole 23, the core pulling 3 is equipped with first through hole 32, described
The upper end of first through hole 32 is equipped with the second groove 321, and second groove 321 is equipped with the first screw 322, first spiral shell
The lower end of nail 322 passes through first through hole 32 and connect with threaded hole 23, and the lower end of the first through hole 32 is equipped with third groove
323, the upper end of the angle ejector rod 2 is placed in third groove 323.The outer wall of angle ejector rod 2 is equipped with the first recessed portion 24, described
The inner wall of third groove 323 is equipped with first boss 3231, and the first boss 3231 is placed in the first recessed portion 24.
Three views as Figure 7-9, can appear clearly from plastic cement products 100 and bottoming cast gate inclined-ejection core pulling mechanism makes
Used time is position setting.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvement can also be made, these improvement also should be regarded as
The protection scope of the utility model.
Claims (10)
1. a kind of bottoming cast gate inclined-ejection core pulling mechanism, it is characterised in that: including cast gate (1), angle ejector rod (2), core pulling (3) and oblique top
Seat (4), the cast gate (1) connect with core pulling (3), and the angle ejector rod (2) connect with the lower end of core pulling (3), the tilted footstock
(4) setting is equipped with angle ejector rod fixed block (21) in the lower end of angle ejector rod (2), the lower end of the angle ejector rod (2), the oblique top
Seat (4) is equipped with sliding slot (41), and angle ejector rod fixed block (21) setting is in sliding slot (41), and angle ejector rod fixed block (21)
Section with sliding slot (41) is T-type, and the lower end surface of the angle ejector rod fixed block (21) is the first inclined surface (211), the cunning
The bottom surface of slot (41) is the second inclined surface (411), first inclined surface (211) and the second inclined surface (411) fitting.
2. bottoming cast gate inclined-ejection core pulling mechanism according to claim 1, it is characterised in that: the side wall of the tilted footstock (4)
It is equipped with the first groove (42), the section of first groove (42) is U-shaped, first groove (42) and sliding slot (41) company
It is logical.
3. bottoming cast gate inclined-ejection core pulling mechanism according to claim 2, it is characterised in that: the angle ejector rod fixed block (21)
Upper end be equipped with angle ejector rod placing groove (212), the lower end of the angle ejector rod (2) is equipped with interconnecting piece (22), the interconnecting piece
(22) it is placed in angle ejector rod placing groove (212), the interconnecting piece (22) is connected with angle ejector rod fixed block (21) by fastening screw.
4. bottoming cast gate inclined-ejection core pulling mechanism according to claim 1, it is characterised in that: the outer wall of the angle ejector rod (2)
On be arranged with the first angle ejector rod guide pad (5) and the second angle ejector rod guide pad (6), the first angle ejector rod guide pad (5) and
Two angle ejector rod guide pads (6) are between core pulling (3) and tilted footstock (4).
5. bottoming cast gate inclined-ejection core pulling mechanism according to claim 1, it is characterised in that: the section of the cast gate (1) is
The upper surface of " spoon " type, the cast gate (1) is equipped with the 4th groove (11), and one end of the core pulling (3) is placed in the 4th groove (11)
Interior, the lower end of the cast gate (1) is equipped with the first protrusion (12) and the second protrusion (13), and the 4th groove (11) is arranged the
Between one protrusion (12) and the second protrusion (13).
6. bottoming cast gate inclined-ejection core pulling mechanism according to claim 5, it is characterised in that: the core pulling (3) is equipped with the
Three protrusions (31), third protrusion (31) setting is in the 4th groove (11).
7. bottoming cast gate inclined-ejection core pulling mechanism according to claim 4, it is characterised in that: the upper end of the angle ejector rod (2)
Portion is equipped with threaded hole (23), and the core pulling (3) is equipped with first through hole (32), and the upper end of the first through hole (32) is equipped with the
Two grooves (321), second groove (321) are equipped with the first screw (322), and the lower end of first screw (322) is worn
It crosses first through hole (32) to connect with threaded hole (23), the lower end of the first through hole (32) is equipped with third groove (323), described
The upper end of angle ejector rod (2) is placed in third groove (323).
8. bottoming cast gate inclined-ejection core pulling mechanism according to claim 7, it is characterised in that: the outer wall of the angle ejector rod (2)
It is equipped with the first recessed portion (24), the inner wall of the third groove (323) is equipped with first boss (3231), the first boss
(3231) it is placed in the first recessed portion (24).
9. bottoming cast gate inclined-ejection core pulling mechanism according to claim 1, it is characterised in that: the cast gate (1) is equipped with and keeps away
Empty slot (14).
10. bottoming cast gate inclined-ejection core pulling mechanism according to claim 8, it is characterised in that: the angle ejector rod (2) is cylinder
Bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821407168.4U CN209158832U (en) | 2018-08-30 | 2018-08-30 | A kind of bottoming cast gate inclined-ejection core pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821407168.4U CN209158832U (en) | 2018-08-30 | 2018-08-30 | A kind of bottoming cast gate inclined-ejection core pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209158832U true CN209158832U (en) | 2019-07-26 |
Family
ID=67330261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821407168.4U Active CN209158832U (en) | 2018-08-30 | 2018-08-30 | A kind of bottoming cast gate inclined-ejection core pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209158832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228189A (en) * | 2018-10-18 | 2019-01-18 | 湖北工业大学 | Core-pulling die with inclined-tip core mechanism |
-
2018
- 2018-08-30 CN CN201821407168.4U patent/CN209158832U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228189A (en) * | 2018-10-18 | 2019-01-18 | 湖北工业大学 | Core-pulling die with inclined-tip core mechanism |
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