CN209022386U - A kind of lateral twice core pulling structure and its mold - Google Patents
A kind of lateral twice core pulling structure and its mold Download PDFInfo
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- CN209022386U CN209022386U CN201821612797.0U CN201821612797U CN209022386U CN 209022386 U CN209022386 U CN 209022386U CN 201821612797 U CN201821612797 U CN 201821612797U CN 209022386 U CN209022386 U CN 209022386U
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- block
- pulling
- wedge block
- core
- hydraulic cylinder
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Abstract
The utility model discloses a kind of lateral twice core pulling structure and its molds, including side core_pulling, the sliding block being fixedly connected with side core_pulling, it further include the first wedge block, the end face of first wedge block is inclined surface, sliding block is equipped with the tilted block cooperated with the first wedge block, first wedge block band movable slider completes a core pulling, further includes the hydraulic cylinder with movable slider lateral movement, and hydraulic cylinder band movable slider completes twice core pulling.This lateral twice core pulling structure, when mold is opened, drive the first wedge block mobile using mould opening force, mould opening force is much larger than the package power of side core_pulling, so that the first wedge block drives tilted block, sliding block and side core_pulling to be displaced outwardly, side core_pulling is detached from casting, to substantially reduce the Core-pulling force of later use hydraulic cylinder loosing core, the cylinder diameter for greatly reducing hydraulic cylinder reduces the occupied space of total, this utility model is used for mould applications.
Description
Technical field
The utility model relates to mould applications, more particularly to a kind of lateral twice core pulling structure and its mold.
Background technique
When different from open mold direction inner or outer sides on the casting of die cast or the plastic of injection molding has
When hole, depression or boss, casting cannot be released directly by ejecting mechanisms such as push rods and be demoulded, at this point, forming zero at this on mold
The moving core that can be displaced sideways must be made in part, first to extract lateral forming part out, then between casting demoulding is released
Casting is released out of mold again.Driving lateral forming part to make the mechanism of undercut core pulling is side core-drawing mechanism.
General side core-drawing mechanism has mechanical and fluid pressure type Liang Zhong mechanism, mechanically relies on mechanical transmission mechanism, benefit
With mould opening force extraction type core, power is provided without external, but its core pulling length is limited by mold installation dimension, it is too long of
Type core is simultaneously not suitable for.Although the external offer hydraulic oil of hydraulic core pulling mechanism needs, the core pulling of its relatively long distance easy to accomplish, and
Simplify the structure of mold, thus is widely used.Core pulling distance is longer, and the package power that type core is subject to is bigger, to type core
Extraction create great difficulties, be easy to cause casting deformation.In addition, loose core of oil cylinder power is chosen for type core in hydraulic core pulling mechanism
2 times or so of package power, oil cylinder cylinder diameter is very big when causing for long core core pulling, and since oil cylinder stroke is long, oil cylinder, guide rail,
The occupied spaces such as cylinder holder are more, so that production and material cost are high.
Utility model content
The purpose of this utility model is to provide a kind of lateral twice core pulling structures and its mold to occupy little space.
Technical solution adopted in the utility model is:
A kind of lateral twice core pulling structure further includes first including side core_pulling, the sliding block being fixedly connected with side core_pulling
Wedge block, the end face of the first wedge block are inclined surface, and sliding block is equipped with the tilted block cooperated with the first wedge block, the first wedge block
Band movable slider completes a core pulling, further includes the hydraulic cylinder with movable slider lateral movement, and hydraulic cylinder band movable slider completes secondary pumping
Core.
It is further used as the improvement of technical solutions of the utility model, further includes upper die and lower die, the first wedge block is installed on
In upper mold, sliding block is slidably connected with lower die, and hydraulic cylinder is fixedly installed in lower die.
It is further used as the improvement of technical solutions of the utility model, sliding block is equipped with groove, and tilted block is installed in groove.
It is further used as the improvement of technical solutions of the utility model, further includes the second wedge block, tilted block is installed on groove
The side in interior close outside cooperates close to the side of inside and the second wedge block in groove.
It is further used as the improvement of technical solutions of the utility model, further includes several locating pieces, the first wedge block and upper mold
It is equipped with the locating slot with a positioning block cooperation, tilted block and sliding block are equipped with the locating slot with a positioning block cooperation.
It is further used as the improvement of technical solutions of the utility model, the first wedge block and tilted block are detachable installation,
First wedge block and tilted block are all made of wear-resistant material.
It is further used as the improvement of technical solutions of the utility model, hydraulic cylinder is installed on the lower section of sliding block.
It is further used as the improvement of technical solutions of the utility model, further includes hydraulic cylinder fixed frame, hydraulic cylinder includes cylinder body
And telescopic rod, the head of telescopic rod are fixedly connected with connecting component, connecting component is fixedly connected with a slide block.
It is further used as the improvement of technical solutions of the utility model, lower die is equipped with two sliding rails, and sliding block is in two sliding rails
Upper sliding.
A kind of mold, including at least one above-mentioned lateral twice core pulling structure.
The utility model has the beneficial effects that this lateral twice core pulling structure and its mold utilize mould opening force when mold is opened
Drive the first wedge block mobile, mould opening force is much larger than the package power of side core_pulling, so that the first wedge block drives tilted block, sliding block
It is displaced outwardly with side core_pulling, side core_pulling is detached from casting, to substantially reduce the Core-pulling force of later use hydraulic cylinder loosing core, greatly
The big cylinder diameter for reducing hydraulic cylinder, reduces the occupied space of total.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the overall structure diagram of the utility model embodiment；
Fig. 2 is the enlarged structure schematic diagram at the first wedge block of the utility model embodiment and tilted block；
Fig. 3 is the explosive view of the utility model embodiment the first wedge block and tilted block.
Specific embodiment
In the description of the present invention, the orientation of the instructions such as term "front", "rear", "left", "right", "upper", "lower" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
Referring to Fig.1~Fig. 3, the utility model are a kind of lateral twice core pulling structure, including side core_pulling 1 and lateral type
The sliding block 2 that core 1 is fixedly connected, further includes the first wedge block 3, and the end face of the first wedge block 3 is inclined surface, sliding block 2 be equipped with
First wedge block 3 cooperation tilted block 4, the first wedge block 3 with movable slider 2 complete a core pulling, further include band 2 side of movable slider to
Mobile hydraulic cylinder 5, hydraulic cylinder 5 complete twice core pulling with movable slider 2.
It further include upper mold 6 and lower die (being not drawn into diagram), the first wedging as the utility model preferred embodiment
Block 3 is installed in upper mold 6, and sliding block 2 is slidably connected with lower die, and hydraulic cylinder 5 is fixedly installed in lower die.In certain embodiments,
First wedge block 3 is also mountable in lower die, and sliding block 2 is slidably connected with upper mold 6, and hydraulic cylinder 5 is fixedly installed in upper mold 6.
This lateral twice core pulling structure is influenced when mold is opened by mould opening force, and upper mold 6 and lower die separate, and upper mold 6 drives
First wedge block 3 moves up, and mould opening force is the power for making mould separating casting body, thus mould opening force is much larger than side core_pulling 1
Package power, so that the first wedge block 3 drives tilted block 4, sliding block 2 and side core_pulling 1 to be displaced outwardly, side core_pulling 1 is detached from casting
Part completes a core pulling, is then moved outwardly until side core_pulling 1 by 5 telescopic band movable slider 2 of hydraulic cylinder and side core_pulling 1 again
Casting is left completely, completes twice core pulling.This structure takes full advantage of mould opening force, so that side core_pulling 1 is first detached from casting, then again
Twice core pulling is carried out using hydraulic cylinder 5, the Core-pulling force of twice core pulling is substantially reduced, to greatly reduce the cylinder diameter of hydraulic cylinder 5, subtracts
The occupied space of small total, meanwhile, reduce casting deformation caused by primary extraction, improves the Forming Quality of product.
As the utility model preferred embodiment, sliding block 2 is equipped with groove 21, and tilted block 4 is installed in groove 21.
Groove 21 can reduce the occupied space of tilted block 4 and the first wedge block 3, and when not being opened, the first wedge block 3 is in groove 21.
It further include the second wedge block 7 as the utility model preferred embodiment, tilted block 4 is matched with the first wedge block 3
It closes, tilted block 4 is installed on the side in groove 21 close to outside, matches close to the side of inside with the second wedge block 7 in groove 21
It closes.When die sinking, upper mold 6 drives the first wedge block 3 to move up, and the first wedge block 3 drives tilted block 4 and sliding block 2 to be displaced outwardly,
Sliding block 2 drives side core_pulling 1 to be detached from casting.When molding, upper mold 6 drives the second wedge block 7 to move down, the second wedge block 7 with
The side cooperation of 21 inside of groove, thus mobile with movable slider 2, sliding block 2 drives side core_pulling 1 to move inward and completes to reset.
First wedge block 3 and the second wedge block 7 realize the demoulding and reset of side core_pulling 1 respectively.
It further include several locating pieces 8 as the utility model preferred embodiment, the first wedge block 3 and upper mold 6 are all provided with
There is the locating slot 9 cooperated with wherein a positioning block 8, tilted block 4 and sliding block 2 are equipped with the positioning cooperated with wherein a positioning block 8
Slot 9.Locating piece 8 guarantees that the installation site of the first wedge block 3 and tilted block 4 is accurate, to guarantee the first wedge block 3 and tilted block
The accuracy of 4 cooperations and movement.
Master as the utility model preferred embodiment, when due to the first wedge block 3 and tilted block 4 being side core-pulling
Stressed member is wanted, the two relative motion is easy to produce abrasion, and the first wedge block 3 and tilted block 4 are detachable installation, first wedge
Tight block 3 and tilted block 4 are all made of wear-resistant material.Second wedge block 7 is used for the reset of side core_pulling 1, and stress is smaller, can be according to need
Select wear-resistant material.
As the utility model preferred embodiment, hydraulic cylinder 5 is installed on the lower section of sliding block 2.
It further include hydraulic cylinder fixed frame 54 as the utility model preferred embodiment, hydraulic cylinder 5 includes 51 He of cylinder body
Telescopic rod 52, the head of telescopic rod 52 are fixedly connected with connecting component 53, and connecting component 53 is fixedly connected with sliding block 2.
The side core-pulling of hydraulic structure is used in traditional moulds, hydraulic cylinder 5 be the outside for being installed on sliding block 2, hydraulic cylinder 5 and
Sliding block 2 is on sustained height, and when core pulling distance is longer, hydraulic cylinder 5 and 2 overall length of sliding block are long, causes occupied space big, material
With cost of manufacture height.Hydraulic cylinder 5 is hidden in the lower section of sliding block 2 by this structure, greatly reduces the installation of sliding block 2 length and hydraulic cylinder 5
Space reduces material and cost of manufacture.
As the utility model preferred embodiment, lower die is equipped with two sliding rails (diagram is not drawn into), and sliding block 2 is two
It is slided on sliding rail.
A kind of mold, including at least one above-mentioned lateral twice core pulling structure.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originally
Equivalent modifications or replacement can be also made under the premise of utility model spirit, these equivalent variation or replacement are all contained in the application
In claim limited range.
Claims (10)
1. a kind of lateral twice core pulling structure, including side core_pulling (1), the sliding block being fixedly connected with the side core_pulling (1)
(2), it is characterised in that: further include the first wedge block (3), the end face of first wedge block (3) is inclined surface, the sliding block
(2) it is equipped with the tilted block (4) cooperated with first wedge block (3), the first wedge block (3) band movable slider (2) is completed
Core pulling further includes the hydraulic cylinder (5) for driving the sliding block (2) to be displaced sideways, and hydraulic cylinder (5) band movable slider (2) is complete
At twice core pulling.
2. lateral twice core pulling structure according to claim 1, it is characterised in that: it further include upper mold (6) and lower die, it is described
First wedge block (3) is installed on upper mold (6), and the sliding block (2) is slidably connected with the lower die, and the hydraulic cylinder (5) is fixed
It is installed in lower die.
3. lateral twice core pulling structure according to claim 2, it is characterised in that: the sliding block (2) is equipped with groove
(21), the tilted block (4) is installed in groove (21).
4. lateral twice core pulling structure according to claim 3, it is characterised in that: it further include the second wedge block (7), it is described
Tilted block (4) is installed on the side in groove (21) close to outside, the side of close inside and the second wedge in the groove (21)
Tight block (7) cooperation.
5. lateral twice core pulling structure according to claim 3, it is characterised in that: it further include several locating pieces (8), it is described
First wedge block (3) and upper mold (6) are equipped with the locating slot (9) with the locating piece (8) cooperation, the tilted block (4) and
Sliding block (2) is equipped with the locating slot (9) with locating piece (8) cooperation.
6. lateral twice core pulling structure according to claim 1, it is characterised in that: first wedge block (3) and inclination
Block (4) is detachable installation, and first wedge block (3) and tilted block (4) are all made of wear-resistant material.
7. lateral twice core pulling structure according to claim 1, it is characterised in that: the hydraulic cylinder (5) is installed on sliding block
(2) lower section.
8. lateral twice core pulling structure according to claim 7, it is characterised in that: it further include hydraulic cylinder fixed frame (54),
The hydraulic cylinder (5) includes cylinder body (51) and telescopic rod (52), and the head of the telescopic rod (52) is fixedly connected with connecting component
(53), the connecting component (53) is fixedly connected with the sliding block (2).
9. lateral twice core pulling structure according to claim 2, it is characterised in that: the lower die is equipped with two sliding rails,
The sliding block (2) is slided on two sliding rails.
10. a kind of mold, it is characterised in that: including lateral secondary pumping described in any one of at least one claim 1~9
Cored structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821612797.0U CN209022386U (en) | 2018-09-30 | 2018-09-30 | A kind of lateral twice core pulling structure and its mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821612797.0U CN209022386U (en) | 2018-09-30 | 2018-09-30 | A kind of lateral twice core pulling structure and its mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209022386U true CN209022386U (en) | 2019-06-25 |
Family
ID=66905362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821612797.0U Active CN209022386U (en) | 2018-09-30 | 2018-09-30 | A kind of lateral twice core pulling structure and its mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209022386U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558703A (en) * | 2020-05-09 | 2020-08-21 | 肇庆高新区鸿胜模具制造有限公司 | Secondary core-pulling mechanism of die-casting mold |
| CN113145826A (en) * | 2021-05-06 | 2021-07-23 | 宁波臻至机械制造有限公司 | Core-pulling system and core-pulling method of die-casting die |
-
2018
- 2018-09-30 CN CN201821612797.0U patent/CN209022386U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558703A (en) * | 2020-05-09 | 2020-08-21 | 肇庆高新区鸿胜模具制造有限公司 | Secondary core-pulling mechanism of die-casting mold |
| CN111558703B (en) * | 2020-05-09 | 2021-05-11 | 肇庆高新区鸿胜模具制造有限公司 | Secondary core-pulling mechanism of die-casting mold |
| CN113145826A (en) * | 2021-05-06 | 2021-07-23 | 宁波臻至机械制造有限公司 | Core-pulling system and core-pulling method of die-casting die |
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