CN218050262U - Die casting die's movable mould and mechanism arrangement structure of loosing core - Google Patents
Die casting die's movable mould and mechanism arrangement structure of loosing core Download PDFInfo
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- CN218050262U CN218050262U CN202222669839.7U CN202222669839U CN218050262U CN 218050262 U CN218050262 U CN 218050262U CN 202222669839 U CN202222669839 U CN 202222669839U CN 218050262 U CN218050262 U CN 218050262U
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Abstract
The utility model relates to a die casting die technical field discloses a die casting die's movable mould and mechanism arrangement structure of loosing core, include: the movable mold core is provided with a plurality of runners and product molding positions, and the runners lead to the product molding positions along the width direction of the movable mold core; the core pulling mechanism comprises a mounting seat, a core pulling needle, a first sliding block, a driving block and a core pulling oil cylinder; the mounting seat is arranged on the movable mold core, the first sliding block and the driving block are mounted on the mounting seat, the driving block can slide along the length direction of the movable mold core, and the driving block can drive the first sliding block to slide along the width direction of the movable mold core; the core drawing needle is arranged along the width direction of the movable mold core and is detachably and fixedly connected with the first sliding block; the core-pulling oil cylinder is connected with the driving block and can drive the driving block to slide. The utility model has the advantages of, the arrangement structure of movable mould and mechanism of loosing core can prevent that the mechanism of loosing core from interfering with parts such as runner or runner cover, and can avoid the runner of the mechanism direct contact high temperature of loosing core, can prolong the life of the mechanism of loosing core.
Description
Technical Field
The utility model relates to a die casting die technical field especially relates to a die casting die's movable mould and mechanism arrangement structure of loosing core.
Background
The product air hole is one of the most common defects in the die-casting forming, and the air hole rate of the product can be effectively reduced through reasonable flow passage arrangement.
For the die-casting product which is integrally long, if the length of the die-casting product is long, a plurality of runners are usually arranged along the length of the product, and the runners are poured in the same step to fill the product, so that the condition that the flow of molten metal is too long and the molten metal is cooled in advance is avoided. For such long-strip die-casting products, the undercut or the side hole on the product needs to be formed by means of a core-pulling mechanism, but if the side hole or the undercut exists on the runner side of the product, the core-pulling mechanism and the runner are positioned on the same side according to the conventional arrangement mode of the core-pulling mechanism, so that the condition that the core-pulling mechanism interferes with the runner can occur, and the normal die opening of the die-casting die is influenced.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art exists, the utility model discloses the technical problem that will solve lies in: a movable die and a core-pulling mechanism arrangement structure of a die-casting die capable of preventing a core-pulling mechanism from interfering with a runner or a sprue bush and the like are provided.
The utility model provides a technical scheme that its technical problem adopted is, provide a die casting die's movable mould and mechanism arrangement structure of loosing core, include:
the movable mold core is provided with a plurality of runners and product positions for molding products along the length direction of the movable mold core, the runners are arranged side by side and lead to the product positions along the width direction of the movable mold core;
the core pulling mechanism comprises a mounting seat, a core pulling needle, a first sliding block, a driving block and a core pulling oil cylinder; the mounting seat is arranged on the movable mold core, the first sliding block and the driving block are mounted on the mounting seat, the driving block can slide along the length direction of the movable mold core, and the driving block can drive the first sliding block to slide along the width direction of the movable mold core; the core pulling needle is arranged along the width direction of the movable mold core and is detachably and fixedly connected with the first sliding block; the core-pulling oil cylinder is connected with the driving block and can drive the driving block to slide.
Furthermore, a T-shaped groove is formed in the first sliding block, a T-shaped block is arranged on the driving block, and the T-shaped block is movably arranged in the T-shaped groove in a penetrating mode;
the T-shaped groove and the T-shaped block are both obliquely arranged relative to the length direction and the width direction of the movable mold core.
Furthermore, a first sliding groove and a second sliding groove which are communicated with each other are arranged on the mounting seat, and the first sliding block and the driving block are respectively and movably arranged in the first sliding groove and the second sliding groove;
the mounting seat is provided with a cover plate which is detachably connected with the mounting seat, and the cover plate is covered on the first sliding block and the driving block.
Furthermore, a guide groove is formed in the bottom of the movable mold core in the width direction, and the guide groove is communicated with the first sliding groove;
the bottom of the first sliding block is provided with a guide block, and the guide block is slidably arranged in the guide groove.
Further, a needle sleeve is arranged between the mounting seat and the cover plate, and the core pulling needle is arranged in the needle sleeve in a penetrating mode in a telescopic motion mode.
Further, the top of mount pad and the side of mount pad is followed the circumference of mount pad is equipped with the seal groove, be equipped with the sealing washer in the seal groove.
Further, a plurality of cooling water channels are arranged in the mounting seat and the movable mold core.
Furthermore, a second sliding block capable of sliding along the width direction of the movable mold core is arranged on the movable mold core, the second sliding block is positioned on the opposite side of the plurality of flow channels, and the core pulling needle and the first sliding block are arranged opposite to the second sliding block.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model discloses in, many runners have been set up along the length direction of movable mould core to guarantee that many runners can fill product type position in step, and then guarantee the shaping quality of product. First slider and the needle of loosing core set up along the width direction of movable mold core, the drive block sets up along the length direction of movable mold core with the hydro-cylinder of loosing core, the hydro-cylinder of loosing core orders about the drive block and slides along the length direction of movable mold core, the drive block drives first slider and the needle of loosing core slides along the width direction of movable mold core, in order to loose core the action or loose core and reset, through mutually supporting of drive block and first slider promptly, convert the longitudinal sliding of drive block into the lateral sliding of first slider, can prevent effectively that the mechanism of loosing core from taking place to interfere with the runner. And large-area contact of high-temperature molten metal to the core-pulling mechanism is avoided, so that the core-pulling mechanism is prevented from being in a high-temperature state for a long time, and the service life of the core-pulling mechanism can be prolonged. In addition, cooling water channels are arranged in the mounting seat and the movable mold core, a circle of sealing groove is arranged on the top and the side face of the mounting seat, sealing rings are arranged in the sealing grooves, after die-casting forming is conducted, cooling water is introduced into the cooling water channels to ensure that products can be cooled quickly, and multiple sealing grooves and the sealing rings can ensure that the cooling water cannot penetrate into product type positions.
Drawings
Fig. 1 is a schematic structural view of the arrangement structure of the present invention;
FIG. 2 is a schematic structural view of a movable mold core;
FIG. 3 is a schematic structural view of a core-pulling mechanism;
FIG. 4 is a schematic structural view of FIG. 3 with the cover plate removed;
FIG. 5 is an assembled view of the drive block and the first slide block;
fig. 6 is a schematic structural diagram of the mounting seat.
In the figure:
1. a movable mold core; 10. a flow channel; 11. a product model position; 12. a cooling water passage;
2. a core-pulling mechanism; 20. a mounting seat; 21. core pulling needle; 22. a first slider; 23. a drive block; 24. a core-pulling oil cylinder; 25. a cover plate; 26. a needle guard; 27. a second slider; 201. a first chute; 202. a second chute; 203. a guide groove; 204. a sealing groove; 221. a T-shaped slot; 222. a guide block; 231. a T-shaped block.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
As shown in fig. 1-2, an arrangement structure of a moving die and a core-pulling mechanism 2 of a die-casting mold mainly comprises: a movable mould core 1 and a core-pulling mechanism 2.
The movable mold core 1 is provided with a plurality of runners 10 and product mold positions 11 for molding products along the length direction of the movable mold core, a fixed mold core (not shown) of the die-casting mold is also provided with corresponding product mold positions 11, and the movable mold core 1 and the fixed mold core surround a cavity for molding die-casting products. Many runners 10 are and set up side by side, just runner 10 is followed the width direction of movable mould core 1 accesss to product type position 11, and this many runners 10 that set up side by side are die casting die's subchannel, and many subchannels are kept away from and are gathered in same sprue. When the die casting is carried out, the molten metal flows from the main runner to the plurality of parallel sub-runners, then flows to the product type position 11, and the product is formed. The product type position 11 is filled simultaneously by a plurality of flow channels 10 arranged side by side, so that the forming quality of the product is ensured, and the probability of air holes and shrinkage cavities is reduced.
The movable mold core 1 is provided with a plurality of cooling water channels 12, after the product is formed by die casting, the product needs to be rapidly cooled, so that the movable mold core 1 is provided with a plurality of cooling water channels 12 along the direction of the product model position 11, namely the length direction of the movable mold core 1, so that cooling water can flow through the cooling water channels.
As shown in fig. 1, 3 and 4, the core pulling mechanism 2 includes a mounting seat 20, a core pulling needle 21, a first slider 22, a driving block 23 and a core pulling oil cylinder 24; the mounting seat 20 is arranged on the movable mold core 1, a threaded hole is formed in the movable mold core 1, and the mounting seat 20 is detachably fixed on the movable mold core 1 through a bolt, so that the mounting and dismounting are convenient. The first sliding block 22 and the driving block 23 are mounted on the mounting base 20, the driving block 23 can slide along the length direction of the movable mold core 1, and the driving block 23 can drive the first sliding block 22 to slide along the width direction of the movable mold core 1; the core pulling needle 21 is arranged along the width direction of the movable mold core 1 and is detachably and fixedly connected with the first sliding block 22; the core-pulling oil cylinder 24 is connected with the driving block 23 and can drive the driving block 23 to slide.
The movable mold core 1 is provided with a second sliding block 27 capable of sliding along the width direction of the movable mold core 1, the second sliding block 27 is positioned at the opposite side of the plurality of flow channels 10, the core pulling needle 21 and the first sliding block 22 are arranged opposite to the second sliding block 27, and the second sliding block 27 is positioned at the opposite side of the plurality of flow channels 10, cannot interfere with the plurality of flow channels 10, and cannot be influenced by the high temperature of the flow channels 10.
Specifically, as shown in fig. 4 and 5, a T-shaped groove 221 is formed on the first slider 22, a T-shaped block 231 is formed on the driving block 23, and the T-shaped block 231 is movably inserted into the T-shaped groove 221; the T-shaped groove 221 and the T-shaped block 231 are both disposed in an inclined manner with respect to the length direction and the width direction of the movable mold core 1. The first sliding block 22 and the driving block 23 are matched with each other through the T-shaped block 231 and the T-shaped groove 221, so that the driving block 23 slides along the length direction of the movable mold core 1, the first sliding block 22 can be driven to slide along the width direction of the movable mold core 1, core pulling needles 21 can be guaranteed to smoothly pull and reset, the space of a die-casting mold along the width direction of the movable mold core 1 can be avoided being occupied, and the core pulling mechanism 2 is prevented from interfering with the flow channel 10. Along the width direction of the movable mold core 1, parts such as a sprue bush and the like need to be arranged, if the whole core pulling mechanism 2 is arranged along the width direction of the movable mold core 1, the core pulling mechanism 2 is easy to interfere with the parts such as the sprue bush and the like, and in the embodiment, the core pulling oil cylinder 24 and the driving block 23 are arranged along the length direction of the first slide block 22 instead of the width direction of the first slide block 22, so that the core pulling mechanism 2, particularly the core pulling oil cylinder 24 and the driving block 23, can be effectively prevented from interfering with the parts such as the sprue bush and the like.
As shown in fig. 4-6, the mounting base 20 is provided with a first sliding groove 201 and a second sliding groove 202 which are communicated with each other, the first sliding block 22 and the driving block 23 are respectively movably disposed in the first sliding groove 201 and the second sliding groove 202, the first sliding block 22 can slide along the first sliding groove 201, the driving block 23 can slide along the second sliding groove 202, and the sliding directions of the first sliding block 22 and the driving block 23 are perpendicular to each other. A guide groove 203 is formed in the bottom of the movable mold core 1 along the width direction, and the guide groove 203 is communicated with the first sliding groove 201; the bottom of the first sliding block 22 is provided with a guide block 222, the guide block 222 is slidably arranged in the guide groove 203, and the guide block 222 and the guide groove 203 are matched for guiding, so that the first sliding block 22 can slide smoothly, and the clamping stagnation is avoided.
The mounting base 20 is provided with a cover plate 25 detachably connected with the mounting base 20, and the cover plate 25 covers the first sliding block 22 and the driving block 23. Because the first sliding block 22 and the driving block 23 both need to slide in the working process, if molten metal or some other impurities enter the first sliding groove 201 or the second sliding groove 202, the first sliding block 22 or the driving block 23 is jammed, and the first sliding block 22 and the driving block 23 cannot be completely reset, and the cover plate 25 is arranged to prevent the impurities from entering the first sliding groove 201 or the second sliding groove 202. Moreover, the core-pulling mechanism 2 forms a modular structure, and when the core-pulling mechanism 2 needs to be disassembled and assembled, the core-pulling mechanism 2 can be integrally disassembled and assembled.
Preferably, a needle sleeve 26 is arranged between the mounting seat 20 and the cover plate 25, and the core drawing needle 21 is telescopically movably arranged in the needle sleeve 26. Because the core-pulling needle 21 needs repeated front and back telescopic motion, if the needle sleeve 26 is not arranged, the larger the needle hole on the mounting seat 20 and/or the cover plate 25 is, the higher the cost for replacing the mounting seat 20 or the cover plate 25 is, the needle sleeve 26 is arranged, the telescopic motion of the core-pulling needle 21 in the needle sleeve 26 is, and after the needle sleeve 26 is worn, the needle sleeve 26 is convenient to replace, and the replacement cost is low.
In the practical use process, the first slider 22 and the core pulling needle 21 of this embodiment are arranged along the width direction of the movable mold core 1, the driving block 23 and the core pulling oil cylinder 24 are arranged along the length direction of the movable mold core 1, the core pulling oil cylinder 24 drives the driving block 23 to slide along the length direction of the movable mold core 1, the driving block 23 drives the first slider 22 and the core pulling needle 21 to slide along the width direction of the movable mold core 1, so as to perform core pulling action or core pulling reset, that is, through the mutual matching of the driving block 23 and the first slider 22, the longitudinal sliding of the driving block 23 is converted into the transverse sliding of the first slider 22, and the interference between the core pulling mechanism 2 and the flow channel 10 can be effectively prevented. And large-area contact of high-temperature molten metal to the core-pulling mechanism 2 is avoided, so that the core-pulling mechanism 2 is prevented from being in a high-temperature state for a long time, and the service life of the core-pulling mechanism 2 can be prolonged.
Specifically, a plurality of cooling water channels 12 are arranged in the mounting seat 20 and the movable mold core 1, and cooling water passes through the plurality of cooling water channels 12, so that the die-casting product can be rapidly cooled. A sealing groove 204 is formed in the top of the mounting seat 20 and the side surface of the mounting seat 20 along the circumferential direction of the mounting seat 20, and a sealing ring is arranged in the sealing groove 204. The sealing ring on the side of the mounting seat 20 can prevent the cooling water in the movable mold core 1 from entering the product type position 11, and the sealing ring on the top of the mounting seat 20 can prevent the cooling water in the mounting seat 20 from entering the product type position 11.
In the scheme, the arrangement structure of the movable die and the core-pulling mechanism 2 can prevent the core-pulling mechanism 2 from interfering with the runner 10 or a sprue bush and other parts, can avoid the core-pulling mechanism 2 from directly contacting the high-temperature runner 10, and can prolong the service life of the core-pulling mechanism 2.
Claims (8)
1. A movable die and a core-pulling mechanism arrangement structure of a die-casting die is characterized by comprising:
the movable mold core is provided with a plurality of runners and a product type position for molding a product along the length direction of the movable mold core, the runners are arranged side by side and lead to the product type position along the width direction of the movable mold core;
the core pulling mechanism comprises a mounting seat, a core pulling needle, a first sliding block, a driving block and a core pulling oil cylinder; the mounting seat is arranged on the movable mold core, the first sliding block and the driving block are mounted on the mounting seat, the driving block can slide along the length direction of the movable mold core, and the driving block can drive the first sliding block to slide along the width direction of the movable mold core; the core pulling needle is arranged along the width direction of the movable mold core and is detachably and fixedly connected with the first sliding block; the core-pulling oil cylinder is connected with the driving block and can drive the driving block to slide.
2. The movable die and core-pulling mechanism arrangement structure of the die-casting die as claimed in claim 1, wherein a T-shaped groove is provided on the first slider, a T-shaped block is provided on the driving block, and the T-shaped block is movably inserted into the T-shaped groove;
the T-shaped groove and the T-shaped block are both obliquely arranged relative to the length direction and the width direction of the movable mold core.
3. The movable die and core-pulling mechanism arrangement structure of a die-casting die as claimed in claim 1, wherein the mounting seat is provided with a first chute and a second chute which are communicated with each other, and the first slider and the driving block are movably disposed in the first chute and the second chute, respectively;
the mounting seat is provided with a cover plate which is detachably connected with the mounting seat, and the cover plate is covered on the first sliding block and the driving block.
4. The movable die and the core-pulling mechanism arrangement structure of the die-casting die as claimed in claim 3, wherein the bottom of the installation is provided with a guide groove along the width direction of the movable die core, the guide groove communicating with the first runner;
the bottom of the first sliding block is provided with a guide block, and the guide block is slidably arranged in the guide groove.
5. The movable die and core-pulling mechanism arrangement structure of the die-casting die as claimed in claim 3, wherein a needle sleeve is arranged between the mounting seat and the cover plate, and the core-pulling needle is telescopically movably arranged in the needle sleeve.
6. The movable die and core-pulling mechanism arrangement structure of the die-casting die as claimed in claim 1, wherein a seal groove is formed in the top of the mounting seat and the side surface of the mounting seat along the circumferential direction of the mounting seat, and a seal ring is arranged in the seal groove.
7. The movable die and core-pulling mechanism arrangement of a die-casting die as claimed in claim 6, wherein a plurality of cooling water passages are provided in the mount base and in the movable die core.
8. The movable die and the core-pulling mechanism arrangement structure of the die-casting die as claimed in claim 1, wherein the movable die core is provided with a second slider capable of sliding along the width direction of the movable die core, the second slider is located at the opposite side of the plurality of runners, and the core-pulling needle and the first slider are arranged opposite to the second slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222669839.7U CN218050262U (en) | 2022-10-10 | 2022-10-10 | Die casting die's movable mould and mechanism arrangement structure of loosing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222669839.7U CN218050262U (en) | 2022-10-10 | 2022-10-10 | Die casting die's movable mould and mechanism arrangement structure of loosing core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218050262U true CN218050262U (en) | 2022-12-16 |
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ID=84410652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222669839.7U Active CN218050262U (en) | 2022-10-10 | 2022-10-10 | Die casting die's movable mould and mechanism arrangement structure of loosing core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218050262U (en) |
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2022
- 2022-10-10 CN CN202222669839.7U patent/CN218050262U/en active Active
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