CN109228056B - Powerful ejecting mechanism of multi-slide-block die - Google Patents
Powerful ejecting mechanism of multi-slide-block die Download PDFInfo
- Publication number
- CN109228056B CN109228056B CN201811301561.XA CN201811301561A CN109228056B CN 109228056 B CN109228056 B CN 109228056B CN 201811301561 A CN201811301561 A CN 201811301561A CN 109228056 B CN109228056 B CN 109228056B
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- block
- groove
- die
- sliding
- sliding block
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- 238000012856 packing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/442—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with mechanical ejector or drive means therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a multi-slider die powerful pushing mechanism which comprises a die holder, a slider, a die core, a fixed seat, a thimble assembly, a drag hook, an inclined block and a spring, wherein the die holder is provided with a plurality of sliding blocks; when the die is opened, the sliding block is controlled to move backwards, so that the top end of the triangular lug of the inclined block can push out of the die core, when the sliding block drives the draw hook to retract to a certain position, the clamping hook of the draw hook can withdraw from the clamping groove of the inclined block along the inclined plane, and when the clamping hook of the draw hook completely withdraws from the clamping groove, the thimble can fix a product, so that the product is separated from the die core; when the sliding block is clamped and the draw hook is pushed forward to a certain stroke again, the spring can push the inclined block into the groove of the fixing seat, and the action of forced pushing out is repeated. The invention can eject out the product with overlarge holding force, reduce the subsequent processing and forming, and avoid the collision of the die caused by the failure of the spring.
Description
Technical Field
The invention relates to a die, in particular to a multi-slide die powerful pushing mechanism.
Background
The existing multi-slide die is mostly ejected by ejector pins, and with the development of technology, the existing multi-slide die is increasingly required to be ejected by small ejector pins, however, the ejection force of the small ejector pins is insufficient for the die with large packing force, and the spring is easy to fail to cause the die collision, so that a powerful ejection mechanism of the multi-slide die is necessary to be designed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multi-slide-block die strong pushing mechanism which can avoid die collision caused by spring failure and can push out products with high packing force.
In order to achieve the above object, the solution of the present invention is:
a multi-slider die powerful pushing mechanism comprises a die holder, a slider, a die core, a fixed seat, a thimble assembly, a drag hook, an inclined block and a spring; the die holder is provided with a plurality of sliding grooves, each sliding groove is internally matched with a sliding block, two sides of each sliding groove of the die holder are provided with symmetrical long grooves, two side walls of each sliding groove are respectively provided with a T-shaped groove perpendicular to the direction of the sliding groove, and one end of each long groove adjacent to each T-shaped groove is also respectively provided with a draw hook groove; the sliding block is slidably arranged in a sliding groove of the die holder, one end of the sliding block, facing the center of the die holder, is provided with a containing groove, the thimble assembly is matched in the containing groove, and the thimble assembly is provided with a plurality of thimbles extending out of the containing groove of the sliding block; the fixed seat is arranged at one end of the sliding block, which faces the center of the die holder, the other end of the fixed seat is matched with the die core, a plurality of ejector pin holes for the ejector pins to pass through are arranged on the fixed seat, a groove is respectively arranged at two sides of the fixed seat corresponding to the sliding groove, and the groove penetrates through one surface of the fixed seat, which is adjacent to the die core; the draw hook is arranged in a draw hook groove of the die holder, one end of the draw hook facing the sliding block is linked with the sliding block, the draw hook is provided with a clamping hook, and one surface of the clamping hook, which is away from the sliding block, is provided with an inclined surface; the oblique block is matched with the T-shaped block matched with the T-shaped groove, one end of the oblique block forms a triangular projection with a straight surface and an inclined surface, the other end of the oblique block is used for supporting one end of the spring, the other end of the spring is fixed on the die holder, and a clamping groove matched with a clamping hook is formed on the triangular projection of the oblique block.
Further, one end of the inclined block matched with the spring is provided with a sinking groove, one end of the spring is arranged in the sinking groove of the inclined block, the other end of the spring is fixed on the die holder through a spring fixing block, the spring fixing block is provided with a T-shaped block matched with the T-shaped groove of the die holder, the spring fixing block is further provided with a slot for supporting the spring, and the T-shaped block of the spring fixing block is matched and fixed in the T-shaped groove of the die holder.
Further, one end of the fixing seat matched with the sliding block is provided with a plurality of convex blocks matched with the sliding block, the sliding block is provided with a plurality of caulking grooves matched with the convex blocks, and the other end of the fixing seat and the die core are provided with a plurality of protrusions and grooves matched with each other.
Further, the two sides of the sliding block are also provided with a bump and a groove which are mutually clamped with the two draw hooks.
Further, two sides of the sliding block are respectively provided with a groove, and the two draw hooks are respectively provided with a convex block matched with the grooves.
Further, a mold insert is arranged in the mold insert, the fixing seat is also provided with an insert groove for being matched with the mold insert, one end of the mold insert is fixed in the insert groove of the fixing seat, the other end of the mold insert is arranged in the mold insert, and the mold insert is provided with a matching groove matched with the mold insert.
Further, the thimble assembly comprises the thimble, a face needle plate, a bottom needle plate, a buffer block, a fixed block and a limiting block, wherein the face needle plate, the bottom needle plate, the buffer block and the fixed block are fixed together and then are arranged in a containing groove of the sliding block, and the thimble is arranged on the thimble plate.
Further, the die holder is provided with side holes communicated with the sliding grooves at two sides of each sliding groove respectively, two sides of the sliding block are provided with a limiting groove respectively, and the sliding block is arranged behind the sliding grooves and is inserted into the side holes of the die holder and the limiting grooves of the sliding block through the side pins, so that the sliding block can be slidably fixed in the sliding grooves of the die holder.
After the structure is adopted, when the die is assembled, the draw hook is linked with the sliding block, the T-shaped block of the inclined block is matched in the T-shaped groove of the die holder, the clamping hook of the draw hook is clamped into the clamping groove of the inclined block, and one end of the triangular lug of the inclined block is pushed into the groove of the fixing seat under the action of elasticity by the spring; the thimble assembly provided with the thimble is fixed in the accommodating groove of the sliding block, one end of the fixed seat is fixed on the sliding block, the other end is connected with the die core, and the product is matched in the die core; when the die is opened, the sliding block is controlled to move backwards, at the moment, the top end of the triangular lug of the inclined block can push out of the die core, when the sliding block drives the draw hook to retract to a certain position, the clamping hook of the draw hook can withdraw from the clamping groove of the inclined block along the inclined plane, and when the clamping hook of the draw hook completely withdraws from the clamping groove, the thimble can fix a product, so that the product is separated from the die core; when the sliding block is clamped and the draw hook is pushed forward to a certain stroke again, the spring can push the inclined block into the groove of the fixing seat, and the action of forced pushing out is repeated. The invention can eject out the product with overlarge holding force, reduce the subsequent processing and forming, and avoid the collision of the die caused by the failure of the spring.
Drawings
Fig. 1 is an exploded perspective view of the mold of the present invention.
Fig. 2 is a schematic structural view of a die holder according to the present invention.
FIG. 3 is a schematic view of a slider according to the present invention.
Fig. 4 is a schematic structural view of the fixing base of the present invention.
Fig. 5 is a schematic structural view of the swash block of the present invention.
FIG. 6 is a schematic view of the retractor of the invention.
Fig. 7 is a schematic cross-sectional view of the mold opening state of the present invention.
Fig. 8 is a schematic cross-sectional view of the present invention in a clamped state.
Detailed description of the preferred embodiments
In order to further explain the technical scheme of the invention, the invention is explained in detail by specific examples.
As shown in fig. 1 to 8, the present invention discloses a multi-slider die powerful pushing mechanism, which comprises a die holder 1, a slider 2, a die core 3, a die core insert 4, a fixing seat 5, a thimble assembly 6, a drag hook 7, an inclined block 8 and a spring 9.
As shown in fig. 1 and 2, the die holder 1 is provided with a first chute 11, a second chute 12, a third chute 13 and a fourth chute 14, which are in a cross shape, of course, the chutes of the die holder 1 can be provided according to practical requirements, and are not limited to the cross structure, the slide block 2, the die insert 3, the die insert 4, the fixing seat 5 and the thimble assembly 6 are disposed in the first chute 11 of the die holder 1, symmetrical elongated slots 15 are disposed on two sides of the first chute 11 of the die holder 1, a T-shaped slot 16 is disposed on the side walls of the second chute 12 and the third chute 13 adjacent to the first chute 11, one ends of the two elongated slots 15 adjacent to the T-shaped slot 16 are also provided with a draw hook slot 17, and two sides of the first chute 11 of the die holder 1 are also provided with side holes 18 communicating with the first chute 11.
As shown in fig. 1 and 3, the sliding block 2 is slidably disposed in the first chute 11 of the die holder 1, two sides of the sliding block 2 are respectively provided with a limiting groove 21, and after the sliding block 2 is disposed in the first chute 11, the sliding block 2 can be inserted into the side hole 18 of the die holder 1 through the pins 22 on two sides and then correspondingly inserted into the limiting grooves 21 of the sliding block 2, so that the sliding block 2 is slidably fixed in the first chute 11 of the die holder 1. The end of the slide block 2 facing the center of the die holder 1 is provided with a containing groove 23. The two sides of the sliding block 2 are also provided with a bump and a groove which are mutually clamped with the draw hook 7, as shown in the figure, in this embodiment, two sides of the sliding block 2 are respectively provided with a groove 24, and two draw hooks 7 are respectively provided with a bump 71 which is matched with the groove 24.
As shown in fig. 1, the thimble assembly 6 includes a thimble 61, a face needle plate 62, a bottom needle plate 63, a buffer block 64, a fixed block 65, and a limiting block 66, the limiting block 66 is installed in the fixed seat 5, limits the pushing distance of the mold core 3, and is installed in the accommodating groove 23 of the slider 2 after the face needle plate 62, the bottom needle plate 63, the buffer block 64, and the fixed block 65 are fixed together, and the thimble 61 is disposed on the thimble plate 62.
As shown in fig. 1 and 4, the fixing base 5 is disposed at one end of the slide block 2 facing the center of the die holder 1, a plurality of ejector pins 51 for the ejector pins 61 to pass through are disposed on the fixing base 5, an insert groove 52 for matching with the die insert 4 is further disposed on the fixing base 5, so that the die insert 4 can be disposed in the insert groove 52, a groove 53 is disposed on two sides of the fixing base 5 corresponding to the first chute 11, the groove 53 penetrates through one surface of the fixing base 5 matching with the die insert 4, a plurality of protrusions 54 matching with the slide block 2 are disposed at one end of the fixing base 5 matching with the slide block 2, a plurality of grooves 25 matching with the protrusions 54 are disposed at the slide block 2, and a plurality of protrusions 55 and grooves 31 matching with each other are disposed at the other end of the fixing base 5 and the die insert 3.
One end of the die insert 4 is fixed in the insert groove 52 of the fixed seat 5, the other end of the die insert 4 is arranged in the die insert 3, and the die insert 3 is provided with a matching groove 32 matched with the die insert 4.
As shown in fig. 1 and 6, the draw hook 7 is disposed in the draw hook groove 17 of the die holder 1, one end of the draw hook 7 facing the slide block 2 is provided with a bump 71 matching with the groove 24 of the slide block 2, one end of the draw hook 7 facing the second slide groove 12 or the third slide groove 13 is provided with a hook 72, and one surface of the hook 72 facing away from the bump 71 is provided with an inclined surface 73.
As shown in fig. 1 and 5, the inclined block 8 is disposed in the T-shaped slot 16 of the die holder 1, the inclined block 8 is provided with a T-shaped block 81 cooperating with the T-shaped slot 16, one end of the inclined block 8 forms a triangular bump having a straight surface 82 and an inclined surface 83, the other end of the inclined block 8 is provided with a countersink 84, and a clamping slot 85 is formed between the triangular bumps of the inclined block 8.
One end of the spring 9 is arranged in the sinking groove 84 of the inclined block 8, the other end of the spring 9 is fixed on the die holder 1 through a spring fixing block 91, the spring fixing block 91 is provided with a T-shaped block 92 matched with the T-shaped groove 16 of the die holder 1, the spring fixing block 9 is also provided with a slot 93 for supporting the spring 9, and the T-shaped block 91 of the spring fixing block 91 is matched and fixed in the T-shaped groove of the die holder 1.
As shown in fig. 1 and 8, when the die of the invention is assembled, the side pin 22 passes through the side hole 18 of the die holder 1 and then is clamped into the limit groove 21 of the sliding block 4, so that the sliding block 4 is slidably fixed in the first sliding groove 11 of the die holder 1, the convex block 71 of the draw hook 7 is clamped into the groove 24 of the sliding block 2, the draw hook 7 is linked with the sliding block 4, the T-shaped block 81 of the inclined block 8 is matched into the T-shaped groove 16 of the die holder 1, the clamping hook 72 of the draw hook 7 is clamped into the clamping groove 85 of the inclined block 8, the spring 9 is arranged between the sinking groove 84 of the inclined block 8 and the slot 93 of the spring fixing block 91, and one end of the triangular convex block of the inclined block 8 is pushed into the groove 53 of the fixing seat 5 under the action of elasticity of the spring 9; the face needle plate 62 provided with the ejector pins 61, the bottom needle plate 63, the buffer block 64 and the fixing block 65 are fixed in the containing groove 23 of the sliding block 2, the fixing seat 5 is fixed on the sliding block 4, one end of the die insert 4 is fixed in the insert groove 52 of the fixing seat 5, the other end is matched in the die insert 3, and the product A is matched in the die insert 3 and the die insert 4.
As shown in fig. 1 and 7, when the mold is opened, the control slider 2 moves backward, at this time, the top end of the triangular bump of the oblique block 8 pushes out the mold core 3, so that the mold core insert 4 is separated from the mold core 3, when the slider drives the draw hook 7 to retract to a certain position, the hook 72 of the draw hook 7 will withdraw from the slot 85 of the oblique block 8 along the inclined plane 73, when the hook 72 of the draw hook 7 completely withdraws from the slot 85, the ejector pin 61 will determine the product a, and the product is separated from the mold core 3.
When the sliding block clamping draw hook 7 is pushed forward to a certain stroke during the re-die assembly, the spring can push the inclined block 8 into the groove 53 of the fixed seat 5, and the forced pushing action is repeated. The invention can eject out the product with overlarge holding force, reduce the subsequent processing and forming, and avoid the collision of the die caused by the failure of the spring.
The above examples and drawings are not intended to limit the form or form of the present invention, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present invention.
Claims (3)
1. A multi-slide die strong ejection mechanism, comprising: the device comprises a die holder, a sliding block, a die core, a fixed seat, a thimble assembly, a drag hook, an inclined block and a spring;
the die holder is provided with a plurality of sliding grooves, each sliding groove is internally matched with a sliding block, two sides of each sliding groove of the die holder are provided with symmetrical long grooves, two side walls of each sliding groove are respectively provided with a T-shaped groove perpendicular to the direction of the sliding groove, and one end of each long groove adjacent to each T-shaped groove is also respectively provided with a draw hook groove;
the sliding block is slidably arranged in a sliding groove of the die holder, one end of the sliding block, facing the center of the die holder, is provided with a containing groove, the thimble assembly is matched in the containing groove, and the thimble assembly is provided with a plurality of thimbles extending out of the containing groove of the sliding block;
the fixed seat is arranged at one end of the sliding block, which faces the center of the die holder, the other end of the fixed seat is matched with the die core, a plurality of ejector pin holes for the ejector pins to pass through are arranged on the fixed seat, a groove is respectively arranged at two sides of the fixed seat corresponding to the sliding groove, and the groove penetrates through one surface of the fixed seat, which is adjacent to the die core;
the draw hook is arranged in a draw hook groove of the die holder, one end of the draw hook facing the sliding block is linked with the sliding block, the draw hook is provided with a clamping hook, and one surface of the clamping hook, which is away from the sliding block, is provided with an inclined surface;
the oblique block is arranged in a T-shaped groove of the die holder in a matched mode, the oblique block is provided with a T-shaped block matched with the T-shaped groove, one end of the oblique block forms a triangular projection with a straight surface and an inclined surface, the other end of the oblique block is used for supporting one end of the spring, the other end of the spring is fixed on the die holder, and a clamping groove matched with a clamping hook of the drag hook is formed in the triangular projection of the oblique block;
one end of the inclined block, which is matched with the spring, is provided with a sinking groove, one end of the spring is arranged in the sinking groove of the inclined block, the other end of the spring is fixed on the die holder through a spring fixing block, the spring fixing block is provided with a T-shaped block which is matched with the T-shaped groove of the die holder, the spring fixing block is also provided with a slot for supporting the spring, and the T-shaped block of the spring fixing block is matched and fixed in the T-shaped groove of the die holder;
one end of the fixed seat matched with the sliding block is provided with a plurality of convex blocks matched with the sliding block, the sliding block is provided with a plurality of caulking grooves matched with the convex blocks, and the other end of the fixed seat and the die core are provided with a plurality of protrusions and grooves matched with each other;
two sides of the sliding block are also provided with a convex block and a groove which are mutually clamped with the two draw hooks;
the die core is characterized in that a die core insert is arranged in the die core, the fixing seat is also provided with an insert groove for being matched with the die core insert, one end of the die core insert is fixed in the insert groove of the fixing seat, the other end of the die core insert is arranged in the die core, and the die core is provided with a matching groove matched with the die core insert.
2. The multi-slide die strong pushing mechanism as set forth in claim 1, wherein: the thimble assembly comprises the thimble, a face needle plate, a bottom needle plate, a buffer block, a fixed block and a limiting block, wherein the face needle plate, the bottom needle plate, the buffer block and the fixed block are fixed together and then are arranged in a containing groove of the sliding block, and the thimble is arranged on the thimble plate.
3. The multi-slide die strong pushing mechanism as set forth in claim 1, wherein: the die holder is characterized in that two sides of each sliding groove are respectively provided with a side hole communicated with the sliding groove, two sides of the sliding block are respectively provided with a limit groove, and the sliding block is arranged behind the sliding grooves and is inserted into the side holes of the die holder and the limit grooves of the sliding block through side pins, so that the sliding block can be slidably fixed in the sliding grooves of the die holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811301561.XA CN109228056B (en) | 2018-11-02 | 2018-11-02 | Powerful ejecting mechanism of multi-slide-block die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811301561.XA CN109228056B (en) | 2018-11-02 | 2018-11-02 | Powerful ejecting mechanism of multi-slide-block die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109228056A CN109228056A (en) | 2019-01-18 |
| CN109228056B true CN109228056B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811301561.XA Active CN109228056B (en) | 2018-11-02 | 2018-11-02 | Powerful ejecting mechanism of multi-slide-block die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109228056B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006297872A (en) * | 2005-04-25 | 2006-11-02 | Matsushita Electric Works Ltd | Mold device |
| KR100802150B1 (en) * | 2006-12-27 | 2008-02-11 | (주) 부광테크 | Guide block assembly for core mold |
| CN201275834Y (en) * | 2008-09-27 | 2009-07-22 | 佛山市顺德区汉达精密电子科技有限公司 | Exit mechanism for angle pin of mould |
| CN106042421A (en) * | 2015-04-10 | 2016-10-26 | 舍奈尔商业公司 | Method of manufacturing a thermoset polymer utility vault lid |
| CN106273095A (en) * | 2015-05-12 | 2017-01-04 | 苏州汉扬精密电子有限公司 | The slide block ejecting structure of mould |
| CN206812359U (en) * | 2017-05-05 | 2017-12-29 | 太仓市速博汽车配件有限公司 | A kind of mould for being easy to barb to be stripped |
| CN107914352A (en) * | 2017-11-08 | 2018-04-17 | 江苏星科精密模具有限公司 | A kind of release method of car light depth muscle product |
| CN208992912U (en) * | 2018-11-02 | 2019-06-18 | 厦门美托精密模具有限公司 | A kind of multi-slide mold strength ejecting mechanism |
-
2018
- 2018-11-02 CN CN201811301561.XA patent/CN109228056B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006297872A (en) * | 2005-04-25 | 2006-11-02 | Matsushita Electric Works Ltd | Mold device |
| KR100802150B1 (en) * | 2006-12-27 | 2008-02-11 | (주) 부광테크 | Guide block assembly for core mold |
| CN201275834Y (en) * | 2008-09-27 | 2009-07-22 | 佛山市顺德区汉达精密电子科技有限公司 | Exit mechanism for angle pin of mould |
| CN106042421A (en) * | 2015-04-10 | 2016-10-26 | 舍奈尔商业公司 | Method of manufacturing a thermoset polymer utility vault lid |
| CN106273095A (en) * | 2015-05-12 | 2017-01-04 | 苏州汉扬精密电子有限公司 | The slide block ejecting structure of mould |
| CN206812359U (en) * | 2017-05-05 | 2017-12-29 | 太仓市速博汽车配件有限公司 | A kind of mould for being easy to barb to be stripped |
| CN107914352A (en) * | 2017-11-08 | 2018-04-17 | 江苏星科精密模具有限公司 | A kind of release method of car light depth muscle product |
| CN208992912U (en) * | 2018-11-02 | 2019-06-18 | 厦门美托精密模具有限公司 | A kind of multi-slide mold strength ejecting mechanism |
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| Publication number | Publication date |
|---|---|
| CN109228056A (en) | 2019-01-18 |
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