CN204817992U - Ejecting structure of stripper - Google Patents
Ejecting structure of stripper Download PDFInfo
- Publication number
- CN204817992U CN204817992U CN201520559352.0U CN201520559352U CN204817992U CN 204817992 U CN204817992 U CN 204817992U CN 201520559352 U CN201520559352 U CN 201520559352U CN 204817992 U CN204817992 U CN 204817992U
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- hole
- stripper
- ejecting
- insert
- core
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Abstract
The utility model discloses an ejecting structure of stripper, aim at providing one kind be applicable to use ejecting face for using on the foundry goods on inclined plane, can effectively solve ejecting structure among the prior art and when ejecting foundry goods, can leave the ejecting structure of stripper that obvious roof pressure vestige not only influences product appearance's problem on the ejecting inclined plane of foundry goods. It sets up the ejecting core in the stripper top including the stripper of setting in movable mould board top, and the fixed core that sets up above the movable mould board is inserted and is set up the ejecting hole on the movable mould board, fixed core is inserted and is fixed at movable mould board upper surface middle part, the stripper middle part is equipped with the through -hole of dodging that runs through the upper and lower surface of stripper, ejecting core middle part is equipped with the cooperation through -hole of inserting that runs through the ejecting upper and lower surface of core, fixed core is inserted passes in proper order and dodges the through -hole and the cooperation through -hole of inserting, and the lateral surface inserted of fixed core supports and leans on on the medial surface of cooperation through -hole of inserting.
Description
Technical field
The utility model relates to casting mould field, is specifically related to a kind of stripper ejecting structure.
Background technology
Casting mould applies a kind of mould very widely in current industrial production, and it mainly comprises the compositions such as formation system, cooling system and ejection system.Current ejection system normally adopts push rod or thimble top die casting that foundry goods is separated with core.
Although the ejection system structure of current this kind of employing push rod or thimble is simple, easy to make; But when the face that ejects of foundry goods is inclined-plane, push rod or thimble often cause ejecting on inclined-plane of foundry goods to leave significantly top impression mark in the process of top die casting, and this not only affects product appearance, and greatly increases the workload of follow-up removal burr.As shown in Figure 3, a kind of foundry goods of the prior art, the face that ejects 9 of this foundry goods 8 is inclined-plane; It adopts push rod or thimble in the process of top die casting, often cause ejecting on inclined-plane of foundry goods to leave significantly top impression mark.
Such as, China Patent Publication No. CN201361970, publication date on December 16th, 2009, the name of innovation and creation is called injection mold ejecting mechanism, comprise end needle plate, the thimble be fixedly connected with end needle plate, the mold insert be arranged in dynamic model, described mold insert can do the moving along product off-direction of certain limit relative to dynamic model.Ejection system in this application case is adopt thimble top die casting that foundry goods is separated with core equally, and it exists above-mentioned deficiency equally.
Utility model content
The purpose of this utility model is that the push rod or thimble in order to overcome ejecting structure of the prior art is when being applied on the foundry goods that the face of ejecting is inclined-plane, push rod or thimble often cause ejecting on inclined-plane of foundry goods to leave significantly top impression mark in the process of top die casting, not only affect product appearance, and greatly increase the problem of workload of follow-up removal burr; There is provided a kind of be applicable to be applied on foundry goods that the face of ejecting is inclined-plane apply, and effectively can solve ejecting structure of the prior art when ejecting foundry goods, the ejecting of foundry goods inclined-plane can leave significantly top impression mark not only affects product appearance, and greatly increases the stripper ejecting structure of problem of workload of follow-up removal burr.
The technical solution of the utility model is:
Stripper ejecting structure comprises the stripper be arranged on above moving platen, is arranged on to eject core above stripper, is arranged on the fixing core insert above moving platen and is arranged on moving platen ejects hole; The upper and lower surface of moving platen is run through in the described hole that ejects, and ejects hole and be positioned at immediately below stripper; Described fixing core insert is fixed on moving platen upper surface middle part, be provided with in the middle part of described stripper run through the upper and lower surface of stripper dodge through hole, described eject to be provided with in the middle part of core run through the insert ejecting the upper and lower surface of core and coordinate through hole, described fixing core insert coordinate through hole through dodging through hole and insert successively, and the lateral surface of fixing core insert is resisted against insert coordinates on the medial surface of through hole.
The stripper ejecting structure of this programme is applicable to be applied on foundry goods that the face of ejecting is inclined-plane and applies, effectively can solve ejecting structure of the prior art when ejecting foundry goods, the ejecting of foundry goods inclined-plane can leave significantly top impression mark not only affects product appearance, and greatly increases the problem of workload of follow-up removal burr; Ensure that foundry goods ejects face and do not have vestige, substantially reduce the number the work of follow-up removal burr, increase work efficiency greatly.
As preferably, fixing core insert can relative to stripper with eject core and move down.
As preferably, fixing core insert is made up of Elliptic Cylinder, taper chimera and casting forming portion from bottom to top successively, the chimeric cross section of described taper reduces from bottom to top gradually, described in dodge through hole be oval post holes, and dodge through hole and match with the Elliptic Cylinder of fixing core insert; Described insert coordinates through hole to be the bellmouth that cross section reduces gradually from bottom to top, and insert coordinates through hole to match with the taper chimera of fixing core insert.
Dodge through hole in this programme structure to match with the Elliptic Cylinder of fixing core insert, simultaneously because the chimeric cross section of taper reduces from bottom to top gradually, insert coordinates through hole to be the bellmouth that cross section reduces gradually from bottom to top, and insert coordinates through hole to match with the taper chimera of fixing core insert; When fixing core insert can be made like this to be plugged in eject the insert of core to coordinate in through hole, under the Gravitative Loads ejecting core, wedging coordinates in through hole in insert by fixing core insert, makes fixing core insert coordinate through hole to form tight fit with insert; Effectively can avoid casting in casting process liquid to enter fixing core insert and coordinate gap between through hole with insert, and affect mould and normally use; Meanwhile, the normal use of stripper ejecting structure can not also be affected.
As preferably, in the middle part of stripper, be provided with stopper slot, described in dodge through hole and be arranged in the middle part of the bottom surface of stopper slot; The described core that ejects is arranged in stopper slot.The stopper slot of this programme can carry out spacing to ejecting core.
As preferably, the side lower limb ejecting core is provided with annular and dodges breach.Because annular dodges the setting of breach, be placed in the side lower limb that can avoid ejecting core after in stopper slot and stopper slot bottom edge interferes when ejecting core like this.
As preferably, moving platen upper surface is provided with vertical guide pillar, and described stripper is provided with the vertical guide through hole with vertical guide pillar adaptation, and vertical guide pillar is plugged in vertical guide through hole.
The beneficial effects of the utility model are: be applicable to be applied on foundry goods that the face of ejecting is inclined-plane and apply, effectively can solve ejecting structure of the prior art when ejecting foundry goods, the ejecting of foundry goods inclined-plane can leave significantly top impression mark not only affects product appearance, and greatly increases the problem of workload of follow-up removal burr; Ensure that foundry goods ejects face and do not have vestige, substantially reduce the number the work of follow-up removal burr, increase work efficiency greatly.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of stripper ejecting structure of the present utility model.
Fig. 2 is the cross-sectional view of A-A in Fig. 1.
Fig. 3 is a kind of structural representation of a kind of foundry goods of the prior art.
In figure: stripper 1, eject core 2, fixing core insert 3, casting forming portion 31, taper chimera 32, Elliptic Cylinder 33, vertical guide pillar 4, moving platen 5, ejects hole 6, and annular dodges breach 7, and foundry goods 8 ejects face 9.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail:
As shown in Figure 1 and Figure 2, a kind of stripper ejecting structure comprises the stripper 1 be arranged on above moving platen 5, is arranged on to eject core 2 above stripper, is arranged on the fixing core insert 3 above moving platen and is arranged on moving platen ejects hole 6.Moving platen upper surface is provided with vertical guide pillar 4.Stripper is provided with the vertical guide through hole with vertical guide pillar adaptation, and vertical guide pillar is plugged in vertical guide through hole.Stopper slot is provided with in the middle part of stripper.Eject core to be arranged in stopper slot.The side lower limb ejecting core is provided with annular and dodges breach 7.
Eject hole vertically to arrange.Eject hole and run through the upper and lower surface of moving platen, and eject hole and be positioned at immediately below stripper.
Fixing core insert is bolted on moving platen upper surface middle part.Fixing core insert is made up of Elliptic Cylinder 33, taper chimera 32 and casting forming portion 31 from bottom to top successively.The chimeric cross section of taper reduces from bottom to top gradually.The cross section being positioned at the fixing core insert above Elliptic Cylinder reduces from bottom to top gradually.
Be provided with in the middle part of stripper run through the upper and lower surface of stripper dodge through hole.Dodge through hole to be arranged in the middle part of the bottom surface of stopper slot.Dodging through hole is oval post holes.Eject the insert cooperation through hole being provided with in the middle part of core and running through and eject the upper and lower surface of core.Insert coordinates through hole to be the bellmouth that cross section reduces gradually from bottom to top.Fixing core insert successively through dodging through hole and insert coordinates through hole; Wherein, dodge through hole and match with the Elliptic Cylinder of fixing core insert, insert coordinates through hole to match with the taper chimera of fixing core insert.The lateral surface of fixing core insert is resisted against insert and coordinates on the medial surface of through hole.Fixing core insert can relative to stripper with eject core and move down.
The specific works process of the stripper ejecting structure of the present embodiment is as follows:
The outer power push rod of Casting Equipment from bottom to top (for illustrating in figure), through ejecting hole 6, and to lean on stripper lower surface.
Then, moving platen drives fixing core insert to move down, in this process stripper and eject core and be fixed; Thus foundry goods is separated with fixing core insert; So just effectively can solve ejecting structure of the prior art when ejecting foundry goods, the ejecting of foundry goods inclined-plane can leave significantly top impression mark not only affects product appearance, and greatly increases the problem of the workload of follow-up removal burr; Ensure that foundry goods ejects face and do not have vestige, substantially reduce the number the work of follow-up removal burr, increase work efficiency greatly.
Claims (6)
1. a stripper ejecting structure, is characterized in that, comprises the stripper be arranged on above moving platen, is arranged on to eject core above stripper, is arranged on the fixing core insert above moving platen and is arranged on moving platen ejects hole; The upper and lower surface of moving platen is run through in the described hole that ejects, and ejects hole and be positioned at immediately below stripper; Described fixing core insert is fixed on moving platen upper surface middle part, be provided with in the middle part of described stripper run through the upper and lower surface of stripper dodge through hole, described eject to be provided with in the middle part of core run through the insert ejecting the upper and lower surface of core and coordinate through hole, described fixing core insert coordinate through hole through dodging through hole and insert successively, and the lateral surface of fixing core insert is resisted against insert coordinates on the medial surface of through hole.
2. stripper ejecting structure according to claim 1, is characterized in that, described fixing core insert can relative to stripper with eject core and move down.
3. stripper ejecting structure according to claim 1, it is characterized in that, described fixing core insert is made up of Elliptic Cylinder, taper chimera and casting forming portion from bottom to top successively, the chimeric cross section of described taper reduces from bottom to top gradually, described through hole of dodging is oval post holes, and dodges through hole and match with the Elliptic Cylinder of fixing core insert; Described insert coordinates through hole to be the bellmouth that cross section reduces gradually from bottom to top, and insert coordinates through hole to match with the taper chimera of fixing core insert.
4. the stripper ejecting structure according to claim 1 or 2 or 3, is characterized in that, be provided with stopper slot in the middle part of described stripper, described in dodge through hole and be arranged in the middle part of the bottom surface of stopper slot; The described core that ejects is arranged in stopper slot.
5. stripper ejecting structure according to claim 4, is characterized in that, described in eject core side lower limb be provided with annular and dodge breach.
6. the stripper ejecting structure according to claim 1 or 2 or 3, it is characterized in that, described moving platen upper surface is provided with vertical guide pillar, described stripper is provided with the vertical guide through hole with vertical guide pillar adaptation, and vertical guide pillar is plugged in vertical guide through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559352.0U CN204817992U (en) | 2015-07-29 | 2015-07-29 | Ejecting structure of stripper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559352.0U CN204817992U (en) | 2015-07-29 | 2015-07-29 | Ejecting structure of stripper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204817992U true CN204817992U (en) | 2015-12-02 |
Family
ID=54675634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520559352.0U Expired - Fee Related CN204817992U (en) | 2015-07-29 | 2015-07-29 | Ejecting structure of stripper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204817992U (en) |
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2015
- 2015-07-29 CN CN201520559352.0U patent/CN204817992U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20190729 |