CN204396832U - Automatically the casting mould first stopped - Google Patents
Automatically the casting mould first stopped Download PDFInfo
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- CN204396832U CN204396832U CN201420828876.0U CN201420828876U CN204396832U CN 204396832 U CN204396832 U CN 204396832U CN 201420828876 U CN201420828876 U CN 201420828876U CN 204396832 U CN204396832 U CN 204396832U
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Abstract
Automatically the casting mould first stopped, the bed die comprising dynamic model, cover half and be positioned at outside cover half, arranges the cast runner of through casting mold cavity between bed die and cover half; Arm-tie is provided with between cover half and bed die, the arranged outside of cover half has the cavity that can hold arm-tie, the inner side of arm-tie is fitted on the chamber diapire of cavity, and the lateral surface of arm-tie is fitted on the medial surface of bed die, cast runner begins to pass arm-tie from the lateral surface of arm-tie, the chamber diapire of cavity is communicated to casting mold cavity; The medial surface of bed die is provided with and the charging runner poured into a mould runner and be connected, at least part of charging runner is fitted on the lateral surface of arm-tie; Also being provided with in the inner side of bed die can the banking pin of telescopic moving, and arm-tie is arranged on the head of banking pin.Such charging runner is positioned on the lateral surface of arm-tie with the clout interface in cast runner, and arm-tie directly can apply active force to the clout being positioned at interface thus can break with the clout of charging runner be separated pouring into a mould runner easily.
Description
Technical field
The present invention relates to a kind of casting mould, particularly a kind of casting mould automatically first stopped, described casting mould adopts Three-board-mould structure, can first the clout in charging runner be broken and automatic blanking before ejecting described cast blank.
Background technology
Clout in runner is after formed product, the waste material formed after remaining in the solution starting materials condensation in flow passage chamber.The method that tradition removes clout removes clout after product ejection die one by one by people's hand operated.And clout temperature now in runner is general higher, if directly contact to expect it is an abnormally dangerous thing with requiring great effort by staff, afterwards in order to reduce people's hand operated, increase work efficiency, just there is the mould with automatic cut out duct device, current automatic cut out duct device is generally used for plastic mould, can adopt two board molds according to the feature of product, or three board molds.
For three board molds in automatic cut out road, use more common in plastic mould field, such as file an application on November 17th, 2012, the patent No. is the application for a patent for invention of " 201210490353.5 ", disclose one " thin entry nozzle injection mold safety scrapped part removing mechanism ", comprise cover half 01, cavity plate 4 and be arranged on rear side of described cavity plate 4 drawing material block 1, the rear end face of described cavity plate 4 is provided with die cavity 41, the front end face of described cavity plate 4 is provided with and expects that the "T"-shaped shape of block 1 coordinates and the groove 42 be slidably matched with drawing, the described material block 1 that draws can sink in described groove 42, also be provided with and the thin mouth of a river 43 communicated bottom die cavity 41 at the front end face of described cavity plate 4, and hook the guide rod hole 45 drawing guide rod 5 to coordinate.Also be provided with gate plate 3 at the rear side of described cavity plate 4, the center of described gate plate 3 is provided with cast gate 31, is provided with the runner 32 be connected with described cast gate 31 at the rear end face of described gate plate 3.Like this, be separated by drawing material block 1 to be broken with product by clout in the thin mouth of a river 43 during die sinking.
Summary of the invention
The technical scheme that above-mentioned patent 201210490353.5 discloses, because described runner 32 and cast gate 31 are all be arranged on described gate plate 3, the thin mouth of a river 43 is arranged in described cavity plate 4, after formed product, remain in described runner 32, clout in cast gate 31 and the thin mouth of a river 43 draw on material block 1 described in will ride over, when die sinking, described drawing expects that block 1 can pull the clout in described runner 32 and cast gate 31, described thin mouth of a river stub bar 43 pullled by clout in described runner 32 and cast gate 31 makes described thin mouth of a river stub bar 43 and product rupture, the region of fracture is arranged on the intersection of described thin mouth of a river stub bar 43 and product for this reason.That is drawing material block 1 directly can not apply active force to the described region of fracture described in causes the active force being delivered to the described region of fracture very little, and this structure is not also suitable on casting mould for breaking the clout formed in metal crimp product manufacture process.
For above-mentioned technical problem, the present invention improves runner mechanism of automatically first breaking, and can break the clout that casting mould is formed in the process of manufacturing a product.Also clamping mechanism is improved in addition, increase the clamp force between described dynamic model and described cover half.
The present invention proposes a kind of casting mould automatically first stopped for this reason, comprises dynamic model, mates the cover half that is combined to form casting mold cavity and can the clamping mechanism of sealed described dynamic model and cover half with described dynamic model; Also be provided with bed die in the outside of described cover half, it is characterized in that, the cast runner of through casting mold cavity is set between described bed die and described cover half; Also arm-tie is provided with between described cover half and described bed die, the cavity that can hold described arm-tie is had in the arranged outside of described cover half, the inner side of described arm-tie is fitted on the chamber diapire of described cavity, and the lateral surface of described arm-tie is fitted on the medial surface of described bed die, described cast runner begins to pass described arm-tie from the lateral surface of described arm-tie, the chamber diapire of described cavity is communicated to described casting mold cavity; The medial surface of described bed die is provided with the charging runner be connected with described cast runner, at least part of described charging runner is fitted on the lateral surface of described arm-tie; Also being provided with in the inner side of described bed die can the banking pin of telescopic moving, and described arm-tie is arranged on the head of described banking pin.
Wherein, described outside and described inner side are relative orientation titles, and be inner side near the side of the casting mold cavity between described dynamic model and cover half specifically, on the contrary, the side away from the casting mold cavity between described dynamic model and cover half is outside.
According to technique scheme, beneficial effect of the present invention is:
1., owing to there being the cavity that can hold described arm-tie in the arranged outside of described cover half, the inner side of described arm-tie is fitted on the chamber diapire of described cavity, and for this reason, described cavity can accommodate described arm-tie, thus can reduce the volume of described casting mould.
2. due to described cast runner begin to pass described arm-tie from the lateral surface of described arm-tie, the chamber diapire of described cavity is communicated to described casting mold cavity, the medial surface of described bed die is provided with the charging runner be connected with described cast runner, at least part of described charging runner is fitted on the lateral surface of described arm-tie, for this reason, the clout be formed in described charging runner will ride on the lateral surface of described arm-tie, and the interface of the clout in described charging runner and the clout in described cast runner is also positioned on the lateral surface of described arm-tie.When driving described arm-tie to move outward, described arm-tie directly can apply active force to the clout being positioned at described interface, thus easily described cast runner can be broken with the clout in charging runner and be separated.Like this, described arm-tie directly can apply active force to the fracture zone of the clout in described cast runner and charging runner.
Further technical scheme can also be, the cross-sectional area being positioned at the cast runner of the lateral surface position of described arm-tie is less than the cross-sectional area of the described cast runner from the lateral surface position of described arm-tie to described casting mold cavity section.Like this, the cast runner of smallest cross-section area is formed in the lateral surface position of described arm-tie, that is, clout in described cast runner is in the lateral surface position of described arm-tie, namely the intersection of described cast runner and described charging runner forms weak area, when pull outward by side for described arm-tie, very easily the clout in described charging runner and the clout in described cast runner can be broken from the lateral surface position of described arm-tie and be separated.
Further technical scheme can also be, the cross-sectional area of the described cast runner from the lateral surface position of described arm-tie to described casting mold cavity section increases gradually.Like this, the closer to casting mold cavity, the cross-sectional area of described cast runner is larger.
Further technical scheme can also be, is provided with stopping means between described cover half and described bed die, and described stopping means limits the maximum separation stroke between them.
Further technical scheme can also be, described clamping mechanism comprises hook arm body, and the tail end of described hook arm body is hinged on dynamic model, and head end portion is hook-shaped and can sealed described cover half; Also comprise the tightening device be arranged on described mould, described tightening device can tighten up the head end portion of described hook arm body.Like this, due to described tightening device to the tightening force that described hook arm body applies be act on described hook arm body head end portion and pin joint from described hook arm body is distant, thus there is very large locking torque, effectively ensure the clamp force between described dynamic model and cover half.
Further technical scheme can also be, described tightening device comprises the transverse arm body be across outside described dynamic model and cover half, the tail end of described transverse arm body is fixed on described dynamic model, and is provided with spring between the head end portion of described transverse arm body and the head end portion of described hook arm body.
Further technical scheme can also be, between the head end portion of described transverse arm body and the head end portion of described hook arm body, be provided with positioning screw, described spring housing is contained on described positioning screw.
Further technical scheme can also be, described bed die is provided with the unlocking arm body with described bed die movement, and the tail end of described unlocking arm body is arranged on described bed die, and the head end portion of described unlocking arm body is provided with boss; The pin with described boss cooperating is provided with in the head end portion of described hook arm body.Like this, after described unlocking arm body moves feasible displacements with described bed die, described boss can push up and is pressed onto on described pin thus drives described hook arm body to overturn outward away from described cover half, and then removes the locking to described cover half.
Further technical scheme can also be, described bed die is provided with can the drift of telescopic moving, and described drift corresponds to the outer fix of described arm-tie.Like this, by the clout that described drift pushing tow has been pulled off, thus described clout from roof fall described arm-tie, complete automatic blanking.
Further technical scheme can also be, described stopping means is included in the outside of described cover half and bed die across the position limit arm body arranged, and the tail end of described position limit arm body is arranged on described bed die, and the head end position of described position limit arm body is provided with microscler through hole; Described cover half is provided with limited post, and described limited post is set in described microscler through hole.
Because the present invention has These characteristics and advantage, can be applied in the casting mould automatically first stopped for this reason.
Accompanying drawing explanation
Fig. 1 is the casting mould cross-sectional view automatically first stopped of application technical solution of the present invention, and mould described in figure is in matched moulds state;
Fig. 2 is the casting mould cross-sectional view automatically first stopped of application technical solution of the present invention, and described in figure, mould is in die opening state.
Detailed description of the invention
Be further described below in conjunction with the structure of accompanying drawing to the casting mould automatically first stopped of application technical solution of the present invention.
As shown in the figure, a kind of casting mould automatically first stopped, comprises dynamic model 2, mates the cover half 1 that is combined to form casting mold cavity 10 and can the clamping mechanism 5 of sealed described dynamic model 2 and cover half 1 with described dynamic model 2; Also be provided with bed die 3 in the outside of described cover half 1, the cast runner 7 of through casting mold cavity 10 is set between described bed die 3 and described cover half 1; Arm-tie 4 is also provided with between described cover half 1 and described bed die 3, the cavity 11 that can hold described arm-tie 4 is had in the arranged outside of described cover half 1, the inner side of described arm-tie 4 is fitted on the chamber diapire of described cavity 11, and the lateral surface of described arm-tie 4 is fitted on the medial surface of described bed die 3.
Wherein, described cast runner 7 begins to pass described arm-tie 4 from the lateral surface 4a of described arm-tie 4, the chamber diapire 11a of described cavity 11 is communicated to described casting mold cavity 10; The medial surface of described bed die 3 is provided with the charging runner 9 be connected with described cast runner 7, the top of described charging runner 9 is fitted on the lateral surface 4a of described arm-tie 4, and the bottom of described charging runner 9 is fitted on the lateral surface 1a of described cover half 1.Like this, the clout be formed in described charging runner 9 will ride on the lateral surface 4a of described arm-tie 4, and the interface A of the clout in described charging runner 9 and the clout in described cast runner 7 is also positioned on the lateral surface 4a of described arm-tie 4.
Wherein, described outside and described inner side are relative orientation titles, and be inner side near the side of the casting mold cavity 10 between described dynamic model 2 and cover half 1 specifically, on the contrary, the side away from the casting mold cavity 10 between described dynamic model 2 and cover half 1 is outside.
Wherein, as depicted in figs. 1 and 2, metal bath flows to described cast runner 7 after entering into described charging runner 9 by charging aperture (not shown in FIG.), finally enters in described casting mold cavity 10, in described casting mold cavity 10, forms product 8.After described product 8 is shaping, residual metal bath forms cast runner clout 7a and charging runner clout 9a respectively after described cast runner 7 and charging runner 9 condensation.
Wherein, the inner side of described bed die 3 is provided with through hole 30, the medial extremity of described through hole 30 narrows, and described banking pin 41 can telescopic moving rely on the medial extremity of described through hole 30 to be limited in described through hole 30 in described through hole 30, and described arm-tie 4 is arranged on the head of described banking pin 41.
As shown in Figure 2; described bed die 3 is driven to move thus away from described cover half 1 in direction to the right; and described cover half 1 and dynamic model 2 are due to sealed by described clamping mechanism 5 and be still in closure state; described product 8 is still limited in described casting mold cavity 10 for this reason; described product 8 pulls described charging runner clout 9a by described cast runner clout 7a, makes described charging runner clout 9a depart from described cover half 3 but still rides on described arm-tie 4 lateral surface 4a.And when described bed die 3 continues after direction moves a certain distance to the right, described banking pin 41 drives described arm-tie 4 to depart from described cavity 11 and pulls described charging runner clout 9a, now described arm-tie 4 directly can apply active force to the clout at the interface A place of described cast runner clout 7a and described charging runner clout 9a, thus easily described cast runner clout 7a can be broken with described charging runner clout 9a and be separated.Like this, described arm-tie 4 directly can apply active force to the fracture zone of described cast runner clout 7a and described charging runner clout 9a, and now active force is also concentrated and acted on described interface A place.
Further technical scheme is, the cross-sectional area being positioned at the cast runner 7 of the lateral surface 4a position of described arm-tie 4 is less than the cross-sectional area from the lateral surface 4a position of described arm-tie 4 to the described cast runner 7 in described casting mold cavity 10 section.Like this, minimum at the cross-sectional area of the described cast runner 7 of the lateral surface 4a position of described arm-tie 4, that is, the interface A place of described cast runner clout 7a and described charging runner clout 9a forms weak area, when pull outward by side for described arm-tie 4, described cast runner clout 7a and described charging runner clout 9a are very easy to rupture from described weak area be separated.
Further technical scheme is, the cross-sectional area from the lateral surface position of described arm-tie 4 to the described cast runner 7 in described casting mold cavity 10 section increases gradually.Like this, the closer to casting mold cavity 10, the cross-sectional area of described cast runner 7 is larger, thus the flow velocity making the metal bath sent here from described charging runner 9 produce sudden change increases, and improves shear rate, reduces viscosity, become desirable flow regime, thus be balancedly full of casting mold cavity 10 rapidly.
Further technical scheme is, described bed die 3 is provided with can the drift 32 of telescopic moving, and described drift 32 corresponds to the outer fix of described arm-tie 4.Like this, by the clout that described drift 32 pushing tow has been pulled off, thus described clout from roof fall described arm-tie 4, complete automatic blanking.
In addition, as depicted in figs. 1 and 2, stopping means 6 is provided with between described cover half 1 and described bed die 3.Described stopping means 6 is included in the outside of described cover half 1 and bed die 3 across the position limit arm body 61 arranged, and the tail end of described position limit arm body 61 is arranged on described bed die 3, and first section of portion of described position limit arm body 61 is also provided with microscler through hole 63; Described cover half 1 is provided with limited post 62, and described limited post 62 is set in described microscler through hole 63.Like this, described microscler through hole 63 and the maximum separation stroke between the described limited post 62 described cover half 1 of collaborative restriction and bed die 3.
Described clamping mechanism 5 will be discussed in detail below:
Described clamping mechanism 5 comprises hook arm body 52, and the tail end 520 of described hook arm body 52 is hinged on dynamic model 2 by pin 523, and head end portion 521 is in hook-shaped and can sealed described cover half 1; Also comprise tightening device, described tightening device comprises the transverse arm body 51 be across outside described dynamic model 2 and cover half 1, the tail end 510 of described transverse arm body 51 is fixed on described dynamic model 2, and between the head end portion 511 of described transverse arm body 51 and the head end portion 521 of described hook arm body 52, be provided with positioning screw 54, described positioning screw 54 is set with spring 55, the two ends of described spring 55 push up respectively be pressed in described between the head end portion 511 of described transverse arm body 51 and the head end portion 521 of described hook arm body 52.Like this, described spring 55 pushes up the head end portion 521 thus the sealed power strengthening described hook arm body 52 that press described hook arm body 52 all the time, for this reason described tightening device to the tightening force that described hook arm body 52 imposes on be act on described hook arm body 52 head end portion 521 and from the pin joint of described hook arm body 52, namely the location comparison residing for pin 523 is far away, thus there is larger locking torque, effectively ensure the clamp force between described dynamic model 1 and cover half 2.
And in order to described clamping mechanism 5 can be removed to the clamp force between described dynamic model 1 and cover half 2, be correspondingly also provided with unlocking arm body 53.Described unlocking arm body 53 to be positioned on described bed die 3 by tail end 530 and to move with described bed die 3, and the head end portion 531 of described unlocking arm body 53 is provided with boss 532; The pin 522 with described boss 532 cooperating is provided with in the head end portion 521 of described hook arm body 52.Like this, after described unlocking arm body 53 moves feasible displacements with described bed die 3, described boss 532 can push up the described pin 522 of pressure thus drive described hook arm body 52 overturn outward and remove the locking to described cover half 1 away from described cover half 1, and then completes the unblock to described dynamic model 2 and cover half 1.When described cover half 1 and described dynamic model 2 are again closed, described spring 55 can drive described hook arm body 52 to reset and sealed described cover half 1 and described dynamic model 2 again.
Claims (10)
1. the casting mould automatically first stopped, comprises dynamic model, mates the cover half that is combined to form casting mold cavity and can the clamping mechanism of sealed described dynamic model and cover half with described dynamic model; Also be provided with bed die in the outside of described cover half, it is characterized in that, the cast runner of through casting mold cavity is set between described bed die and described cover half; Also arm-tie is provided with between described cover half and described bed die, the cavity that can hold described arm-tie is had in the arranged outside of described cover half, the inner side of described arm-tie is fitted on the chamber diapire of described cavity, and the lateral surface of described arm-tie is fitted on the medial surface of described bed die, described cast runner begins to pass described arm-tie from the lateral surface of described arm-tie, the chamber diapire of described cavity is communicated to described casting mold cavity; The medial surface of described bed die is provided with the charging runner be connected with described cast runner, at least part of described charging runner is fitted on the lateral surface of described arm-tie; Also being provided with in the inner side of described bed die can the banking pin of telescopic moving, and described arm-tie is arranged on the head of described banking pin.
2. the casting mould automatically first stopped according to claim 1, it is characterized in that, the cross-sectional area being positioned at the cast runner of the lateral surface position of described arm-tie is less than the cross-sectional area of the described cast runner from the lateral surface position of described arm-tie to described casting mold cavity section.
3. the casting mould automatically first stopped according to claim 2, it is characterized in that, the cross-sectional area of the described cast runner from the lateral surface position of described arm-tie to described casting mold cavity section increases gradually.
4. the casting mould automatically first stopped according to claim 1,2 or 3, it is characterized in that, be provided with stopping means between described cover half and described bed die, described stopping means limits the maximum separation stroke between them.
5. the casting mould automatically first stopped according to claim 1,2 or 3, it is characterized in that, described clamping mechanism comprises hook arm body, and the tail end of described hook arm body is hinged on dynamic model, and head end portion is hook-shaped and can sealed described cover half; Also comprise the tightening device be arranged on described mould, described tightening device can tighten up the head end portion of described hook arm body.
6. the casting mould automatically first stopped according to claim 5, it is characterized in that, described tightening device comprises the transverse arm body be across outside described dynamic model and cover half, the tail end of described transverse arm body is fixed on described dynamic model, and is provided with spring between the head end portion of described transverse arm body and the head end portion of described hook arm body.
7. the casting mould automatically first stopped according to claim 6, it is characterized in that, between the head end portion of described transverse arm body and the head end portion of described hook arm body, be provided with positioning screw, described spring housing is contained on described positioning screw.
8. the casting mould automatically first stopped according to claim 5, it is characterized in that, described bed die is provided with the unlocking arm body with described bed die movement, and the tail end of described unlocking arm body is arranged on described bed die, and the head end portion of described unlocking arm body is provided with boss; The pin with described boss cooperating is provided with in the head end portion of described hook arm body.
9. the casting mould automatically first stopped according to claim 1,2 or 3, is characterized in that, described bed die is provided with can the drift of telescopic moving, and described drift corresponds to the outer fix of described arm-tie.
10. the casting mould automatically first stopped according to claim 4, it is characterized in that, described stopping means is included in the outside of described cover half and bed die across the position limit arm body arranged, the tail end of described position limit arm body is arranged on described bed die, and the head end position of described position limit arm body is provided with microscler through hole; Described cover half is provided with limited post, and described limited post is set in described microscler through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828876.0U CN204396832U (en) | 2014-12-24 | 2014-12-24 | Automatically the casting mould first stopped |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828876.0U CN204396832U (en) | 2014-12-24 | 2014-12-24 | Automatically the casting mould first stopped |
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| CN204396832U true CN204396832U (en) | 2015-06-17 |
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| CN201420828876.0U Active CN204396832U (en) | 2014-12-24 | 2014-12-24 | Automatically the casting mould first stopped |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458218A (en) * | 2015-12-31 | 2016-04-06 | 东莞市长长昶达金属制品有限公司 | Die-casting forming die capable of automatically breaking gate |
| CN109434064A (en) * | 2018-11-19 | 2019-03-08 | 宁波博大机械有限公司 | A kind of hub centre is into pouring three template die material head fault structures and its working method |
| CN112222376A (en) * | 2020-12-14 | 2021-01-15 | 宁波星源卓镁技术股份有限公司 | Production mold for producing central control framework |
| CN113351850A (en) * | 2021-05-31 | 2021-09-07 | 重庆美利信科技股份有限公司 | Automatic remove die casting die who waters |
| WO2022069116A1 (en) * | 2020-09-29 | 2022-04-07 | Bayerische Motoren Werke Aktiengesellschaft | Three-plate pressure die casting mould having improved sprue separation, and method for pressure die casting |
| US11964323B2 (en) | 2020-09-29 | 2024-04-23 | Bayerische Motoren Werke Aktiengesellschaft | Three-plate pressure die casting mold having improved sprue separation, and method for pressure die casting (II) |
| US12017270B2 (en) | 2020-09-29 | 2024-06-25 | Bayerische Motoren Werke Aktiengesellschaft | Three-plate pressure die casting mold having improved sprue separation, and method for pressure die casting |
-
2014
- 2014-12-24 CN CN201420828876.0U patent/CN204396832U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458218A (en) * | 2015-12-31 | 2016-04-06 | 东莞市长长昶达金属制品有限公司 | Die-casting forming die capable of automatically breaking gate |
| CN109434064A (en) * | 2018-11-19 | 2019-03-08 | 宁波博大机械有限公司 | A kind of hub centre is into pouring three template die material head fault structures and its working method |
| WO2022069116A1 (en) * | 2020-09-29 | 2022-04-07 | Bayerische Motoren Werke Aktiengesellschaft | Three-plate pressure die casting mould having improved sprue separation, and method for pressure die casting |
| US11964323B2 (en) | 2020-09-29 | 2024-04-23 | Bayerische Motoren Werke Aktiengesellschaft | Three-plate pressure die casting mold having improved sprue separation, and method for pressure die casting (II) |
| US12017270B2 (en) | 2020-09-29 | 2024-06-25 | Bayerische Motoren Werke Aktiengesellschaft | Three-plate pressure die casting mold having improved sprue separation, and method for pressure die casting |
| CN112222376A (en) * | 2020-12-14 | 2021-01-15 | 宁波星源卓镁技术股份有限公司 | Production mold for producing central control framework |
| CN113351850A (en) * | 2021-05-31 | 2021-09-07 | 重庆美利信科技股份有限公司 | Automatic remove die casting die who waters |
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