CN113664151A - Core side core-pulling box - Google Patents
Core side core-pulling box Download PDFInfo
- Publication number
- CN113664151A CN113664151A CN202110946786.6A CN202110946786A CN113664151A CN 113664151 A CN113664151 A CN 113664151A CN 202110946786 A CN202110946786 A CN 202110946786A CN 113664151 A CN113664151 A CN 113664151A
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- China
- Prior art keywords
- core
- pulling
- box
- inclined plane
- core box
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/06—Core boxes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/06—Core boxes
- B22C7/067—Ejector elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/106—Vented or reinforced cores
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention discloses a core side-pulling core box, which comprises a core box and a core, wherein the core box comprises an upper core box and a lower core box, a mold cavity is formed between the upper core box and the lower core box, a side-pulling core is movably arranged on the lower core box, and a side-pulling driving mechanism which enables the outer end of the side-pulling core to move from a first station positioned in the mold cavity to a second station positioned in the lower core box is arranged between the side-pulling core and the lower core box; the side-pulling driving mechanism comprises a passive inclined plane and an active inclined plane, the active inclined plane is arranged on the upper surface of the ejection sliding block, the passive inclined plane is arranged on the side-pulling core, the active inclined plane and the passive inclined plane are mutually attached, the ejection sliding block moves upwards, and the active inclined plane acts on the passive inclined plane to push the side-pulling core to move. The cooperation of the active inclined plane and the passive inclined plane realizes that the core moves from the first station to the second station, thereby realizing the side-drawing of the core.
Description
Technical Field
The invention relates to a core side core-pulling box.
Background
The core structure of part of the flywheel shell can not be used as two open core boxes, and the side drawing can not be performed outside the core box due to the limitation of the core box space, so that the core structure is divided into two cores in the old core box, and the cores are assembled together during core discharging, thereby wasting time and labor and increasing the flash of a blank.
Disclosure of Invention
In order to make up for the defects, the invention provides the core side-pulling core box which utilizes the limited space in the core box to realize the automatic side-pulling of the core and can automatically side-pull the core without any manual operation in the core making process
The technical scheme of the invention is as follows: the utility model provides a core side core-pulling box, includes core box and core, the core box includes upper core box and lower core box, the upper core box with be formed with the die cavity between the lower core box, movable mounting has the side core-pulling on the lower core box, the side core-pulling with be equipped with between the lower core box and make the outer end of side core-pulling from the first station that is located the die cavity, remove to the side actuating mechanism that takes out of the second station that is located in the lower core box, the side actuating mechanism that takes out includes passive inclined plane and initiative inclined plane, the upper surface at ejecting slider is established to the initiative inclined plane, passive inclined plane is established on the core-pulling, the initiative inclined plane with passive inclined plane laminates each other, ejecting slider upward movement, initiative inclined plane effect are on passive inclined plane, promote the side core-pulling and remove.
As a preferred technical scheme, a return support spring for ejecting the side core drawing out core to a first station is arranged between the lower core box and the side core drawing out core.
As an optimized technical scheme, a guide groove which is movably provided with the side core pulling element is arranged on the lower core box, and a sand discharging hole is formed in the contact surface of the guide groove and the side core pulling element.
As a preferable technical scheme, a guide rail is arranged between the groove wall of the guide groove and the side core-pulling element.
As a preferred technical scheme, the sand discharge hole penetrates through the side wall of the lower core box.
As an optimized technical scheme, the sand discharge holes comprise a first sand discharge hole and a second sand discharge hole, the first sand discharge hole is located below the reset supporting spring, and the second sand discharge hole is located between the ejection sliding block and the outer end of the side core pulling element.
According to the preferable technical scheme, the ejection sliding block is fixedly installed on a first-level top plate, a second-level top plate is arranged between the first-level top plate and the lower core box, a through hole for the ejection sliding block to penetrate through is formed in the second-level top plate, and an ejector rod for ejecting a core in the core box out of a mold cavity is installed on the second-level top plate.
As an optimal technical scheme, the upper surface of the lower core box is provided with a lower core box sand-proof sealing groove surrounding the side-pulling core, a sealing gasket is arranged in the sand-proof sealing groove, the upper surface of the side-pulling core is provided with a core sand-proof sealing groove, and the core sand-proof sealing groove is communicated with the lower core box sand-proof sealing groove when the side-pulling core is positioned at a first station.
Due to the adoption of the technical scheme, the core-side core-pulling box comprises a core box and a core, wherein the core box comprises an upper core box and a lower core box, a die cavity is formed between the upper core box and the lower core box, the lower core box is movably provided with a side core-pulling unit, and a side core-pulling driving mechanism which enables the outer end of the side core-pulling unit to move from a first station positioned in the die cavity to a second station positioned in the lower core box is arranged between the side core-pulling unit and the lower core box; the side-pulling driving mechanism comprises a passive inclined plane and an active inclined plane, the active inclined plane is arranged on the upper surface of the ejection sliding block, the passive inclined plane is arranged on the side-pulling core, the active inclined plane and the passive inclined plane are mutually attached, the ejection sliding block moves upwards, and the active inclined plane acts on the passive inclined plane to push the side-pulling core to move. The cooperation of the active inclined plane and the passive inclined plane realizes that the core moves from the first station to the second station, thereby realizing the side-drawing of the core.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a lower core box in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention;
fig. 3 is a schematic diagram of a side-draw drive mechanism in an embodiment of the invention.
Detailed Description
As shown in fig. 1, 2 and 3, a core side core-pulling box comprises a core box and a core, wherein the core box comprises an upper core box 1 and a lower core box 2, a mold cavity 3 is formed between the upper core box 1 and the lower core box 2, a side core-pulling part 4 is movably mounted on the lower core box 2, a side core-pulling driving mechanism which enables the outer end of the side core-pulling part 4 to move from a first station in the mold cavity to a second station in the lower core box is arranged between the side core-pulling part 4 and the lower core box 2, the side core-pulling driving mechanism comprises a passive inclined surface 5 and an active inclined surface 6, the active inclined surface is arranged on the upper surface of an ejection slide block 7, the passive inclined surface 5 is arranged on the side core-pulling part 4, the active inclined surface and the passive inclined surface are mutually attached, the ejection slide block 7 moves upwards, the active inclined surface 6 acts on the passive inclined surface 5, the side core is pushed to move. The side-pulling driving mechanism comprises a passive inclined plane and an active inclined plane, the active inclined plane is arranged on the upper surface of the ejection sliding block 7, the passive inclined plane is arranged on the side-pulling core 4, the active inclined plane and the passive inclined plane are mutually attached, the ejection sliding block 7 moves upwards, and the active inclined plane acts on the passive inclined plane to push the side-pulling core to move. The cooperation of the active inclined plane and the passive inclined plane realizes that the core moves from the first station to the second station, thereby realizing the side-drawing of the core.
And a return supporting spring 8 for ejecting the side core-pulling element to a first station is arranged between the lower core box 2 and the side core-pulling element 4. When the active inclined plane does not push the passive inclined plane, the reset supporting spring ejects the side core out to the first station.
The lower core box 2 is provided with a guide groove 9 movably provided with the side core pulling element, and the contact surface of the guide groove and the side core pulling element is provided with a sand discharging hole. The sand discharge hole prevents sand from being accumulated between the guide groove and the side pumping core.
And a guide rail is arranged between the groove wall of the guide groove and the side core-pulling element. The guide rail plays a guiding role, so that the relative motion between the guide groove and the side core is more accurate.
The sand discharge hole penetrates through the side wall of the lower core box. Therefore, the sand accumulated between the guide groove and the side core-pulling element can be discharged out of the lower core box through the sand discharge hole.
The sand discharge hole comprises a first sand discharge hole 11 and a second sand discharge hole 12, the first sand discharge hole 11 is located below the reset supporting spring, and the second sand discharge hole 12 is located between the ejection sliding block and the outer end of the side core.
The ejection sliding block 7 is fixedly arranged on a first-level top plate 13, a second-level top plate 14 is arranged between the first-level top plate 13 and the lower core box 2, a through hole 15 for the ejection sliding block to pass through is formed in the second-level top plate, and an ejector rod for ejecting a core in the core box out of a mold cavity is arranged on the second-level top plate. The upward movement of the first-level top plate firstly drives the ejection slide block 7 to move upward to push the active inclined surface to act on the passive inclined surface to push the side core to move, and then the upward movement of the first-level top plate acts on the second-level top plate to push the second-level top plate to drive the ejector rod to eject the core out of the mold cavity.
The upper surface of lower core box 2 is equipped with around the lower core box sand prevention seal groove 16 of core 4 is taken out to the side, be equipped with sealed the pad in the sand prevention seal groove, the upper surface of core is taken out to the side is equipped with core sand prevention seal groove 17, core sand prevention seal groove 17 and core box sand prevention seal groove 16 communicates each other down when the core is taken out to the side is in first station.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a core side core-pulling box, its characterized in that, includes core box and core, the core box includes upper core box and lower core box, the upper core box with be formed with the die cavity between the lower core box, movable mounting has the side core-pulling on the lower core box, the side core-pulling with be equipped with between the lower core box and make the outer end of side core-pulling move to the side of the second station that is located in the lower core box and take out actuating mechanism from being located the first station of die cavity, the side core-pulling actuating mechanism includes passive inclined plane and initiative inclined plane, the upper surface at ejecting slider is established to the initiative inclined plane, passive inclined plane is established on the core-pulling, the initiative inclined plane with passive inclined plane laminates each other, ejecting slider upward movement, initiative inclined plane is used in on passive inclined plane, promotes the side core-pulling and removes.
2. The core side draw box of claim 1, wherein a return support spring is provided between said lower core box and said side draw core for ejecting said side draw core to a first station.
3. The core side-pulling core box of claim 2, wherein the lower core box is provided with a guide groove in which the side-pulling core is movably arranged, and the contact surface of the guide groove and the side-pulling core is provided with a sand discharge hole.
4. A side draw core box according to claim 3, wherein a guide track is provided between the wall of the guide channel and the side draw core.
5. The core side draw box of claim 4, wherein said sand drain holes extend through a sidewall of said lower core box.
6. The core side draw core box of claim 5, wherein the sand discharge holes comprise a first sand discharge hole and a second sand discharge hole, the first sand discharge hole being located below the return support spring, the second sand discharge hole being located between the ejector slide and the outer end of the side draw core.
7. The core-side draw-core box according to claim 6, wherein the ejecting slide block is fixedly arranged on a first-level top plate, a second-level top plate is arranged between the first-level top plate and the lower core box, a through hole for the ejecting slide block to pass through is arranged on the second-level top plate, and an ejector rod for ejecting the core in the core box out of the mold cavity is arranged on the second-level top plate.
8. The core side-pulling core box according to claim 7, wherein the upper surface of the lower core box is provided with a lower core box sand-proof sealing groove surrounding the side-pulling core, a sealing gasket is arranged in the sand-proof sealing groove, the upper surface of the side-pulling core is provided with a core sand-proof sealing groove, and the core sand-proof sealing groove and the lower core box sand-proof sealing groove are communicated with each other when the side-pulling core is in the first station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110946786.6A CN113664151B (en) | 2021-08-18 | 2021-08-18 | Core side core-pulling box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110946786.6A CN113664151B (en) | 2021-08-18 | 2021-08-18 | Core side core-pulling box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113664151A true CN113664151A (en) | 2021-11-19 |
| CN113664151B CN113664151B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110946786.6A Active CN113664151B (en) | 2021-08-18 | 2021-08-18 | Core side core-pulling box |
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Citations (13)
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|---|---|---|---|---|
| US20030173049A1 (en) * | 2002-03-18 | 2003-09-18 | Herreid Richard M. | Method and apparatus for making a sand core with an improved hardening rate |
| US20080276744A1 (en) * | 2007-05-10 | 2008-11-13 | Chih-Yu Chen | Side core-pulling mechanism of mold |
| US20090181119A1 (en) * | 2008-01-15 | 2009-07-16 | Chih-Yu Chen | Lateral core-pulling mechanism of mold |
| CN102688985A (en) * | 2012-06-18 | 2012-09-26 | 天津沸尔德金属制品有限公司 | Core box convenient for loose piece extraction |
| WO2012140508A1 (en) * | 2011-04-13 | 2012-10-18 | Toyota Jidosha Kabushiki Kaisha | Casting core and production method of the casting core |
| CN203046054U (en) * | 2013-01-07 | 2013-07-10 | 嘉兴信元精密模具科技有限公司 | Internal slider loose core die |
| CN103991180A (en) * | 2014-06-13 | 2014-08-20 | 苏州天脉导热科技有限公司 | Front-mould side core-pulling mechanism of injection mould system |
| CN204747423U (en) * | 2015-06-25 | 2015-11-11 | 华东泰克西汽车铸造有限公司 | Dysmorphism ejector pin subassembly |
| CN204820232U (en) * | 2015-08-10 | 2015-12-02 | 东泰精密塑胶科技(深圳)有限公司 | A edge structure of loosing core for plastic mould |
| CN207431176U (en) * | 2017-12-05 | 2018-06-01 | 广西玉柴机器股份有限公司 | The water channel sand cores mold of big marine diesel engine cylinder block |
| CN208084875U (en) * | 2018-02-27 | 2018-11-13 | 上海环讯实业有限公司 | A kind of dynamic mould core core-pulling mechanism |
| CN208401676U (en) * | 2018-07-25 | 2019-01-18 | 昆山众异特机械工业有限公司 | Electric machine casing, sand core and the core mold of new-energy automobile |
| JP2019123005A (en) * | 2018-01-18 | 2019-07-25 | 本田技研工業株式会社 | Molding device for hollow sand cores |
-
2021
- 2021-08-18 CN CN202110946786.6A patent/CN113664151B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173049A1 (en) * | 2002-03-18 | 2003-09-18 | Herreid Richard M. | Method and apparatus for making a sand core with an improved hardening rate |
| US20080276744A1 (en) * | 2007-05-10 | 2008-11-13 | Chih-Yu Chen | Side core-pulling mechanism of mold |
| US20090181119A1 (en) * | 2008-01-15 | 2009-07-16 | Chih-Yu Chen | Lateral core-pulling mechanism of mold |
| WO2012140508A1 (en) * | 2011-04-13 | 2012-10-18 | Toyota Jidosha Kabushiki Kaisha | Casting core and production method of the casting core |
| CN102688985A (en) * | 2012-06-18 | 2012-09-26 | 天津沸尔德金属制品有限公司 | Core box convenient for loose piece extraction |
| CN203046054U (en) * | 2013-01-07 | 2013-07-10 | 嘉兴信元精密模具科技有限公司 | Internal slider loose core die |
| CN103991180A (en) * | 2014-06-13 | 2014-08-20 | 苏州天脉导热科技有限公司 | Front-mould side core-pulling mechanism of injection mould system |
| CN204747423U (en) * | 2015-06-25 | 2015-11-11 | 华东泰克西汽车铸造有限公司 | Dysmorphism ejector pin subassembly |
| CN204820232U (en) * | 2015-08-10 | 2015-12-02 | 东泰精密塑胶科技(深圳)有限公司 | A edge structure of loosing core for plastic mould |
| CN207431176U (en) * | 2017-12-05 | 2018-06-01 | 广西玉柴机器股份有限公司 | The water channel sand cores mold of big marine diesel engine cylinder block |
| JP2019123005A (en) * | 2018-01-18 | 2019-07-25 | 本田技研工業株式会社 | Molding device for hollow sand cores |
| CN208084875U (en) * | 2018-02-27 | 2018-11-13 | 上海环讯实业有限公司 | A kind of dynamic mould core core-pulling mechanism |
| CN208401676U (en) * | 2018-07-25 | 2019-01-18 | 昆山众异特机械工业有限公司 | Electric machine casing, sand core and the core mold of new-energy automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113664151B (en) | 2023-09-15 |
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