CN213645840U - Lock shell processing is with easy ejecting casting mould - Google Patents
Lock shell processing is with easy ejecting casting mould Download PDFInfo
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- CN213645840U CN213645840U CN202022307257.5U CN202022307257U CN213645840U CN 213645840 U CN213645840 U CN 213645840U CN 202022307257 U CN202022307257 U CN 202022307257U CN 213645840 U CN213645840 U CN 213645840U
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Abstract
The utility model discloses an easy-ejection casting mold for lock shell processing, which belongs to the field of casting technical equipment and comprises an upper mold, a lower mold, a pair of bases and a bottom plate, wherein the upper mold is provided with a sprue and an upper mold core, the upper mold core is provided with a group of upper forming grooves, the lower mold is provided with a lower mold core, the lower mold core is provided with a runner and a group of lower forming grooves, the upper forming grooves and the lower forming grooves form forming cavities, and the runner is respectively communicated with a sprue column and each cavity; the upper die is provided with a pair of inclined guide pillars and push blocks close to two sides of the upper forming groove, the lower die is provided with connecting blocks close to two sides of the lower forming groove, the connecting blocks are provided with a pair of inclined through holes, the inclined guide pillars can move along the inclined through holes, and the contact surfaces of the push blocks and the connecting blocks are inclined planes which are parallel to each other. The easily-ejected casting mold for machining the lock shell can conveniently eject the lock shell after casting, and the machined lock shell is good in quality and suitable for large-scale industrial popularization.
Description
Technical Field
The utility model belongs to the technical field of the casting, specifically, relate to a lock shell processing is with easily ejecting casting mould.
Background
The casting mould is used for forming a casting in a casting forming process, in order to obtain the structural shape of a part, other easily-formed materials are used for forming the structural shape of the part in advance, then the part is placed into a sand mould, so that a cavity with the same structural size as the part is formed in the sand mould, then a fluid liquid is poured into the cavity, and the liquid is cooled and solidified to form the part with the same structural shape and structure as the mould. For the machining and forming of some small special-shaped parts, casting molds are widely applied, such as the machining of lock cases. Because the lock shell has small volume, more complex internal structure and higher requirement on size precision, the lock shell is cast and molded by a casting method generally; however, the lock shell is of a special-shaped structure and has a small volume, so that the lock shell is not easy to take out after casting; if the ejection force is large, the surface of the product is abraded, and if the ejection force is small, the product cannot be ejected.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a lock shell processing is with easily ejecting casting mould, this kind of lock shell processing is with easily ejecting casting mould can conveniently be at the ejecting lock shell in casting back, and the lock shell of processing is of high quality moreover, is suitable for the extensive popularization of industry.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a casting mold easy to eject for machining a lock shell comprises an upper mold, a lower mold, a pair of bases and a bottom plate, wherein the bottom plate is arranged between the pair of bases, the lower mold is arranged at the top ends of the pair of bases, and the upper mold is arranged on the lower mold; the upper die is provided with a sprue and an upper die core, the upper die core is provided with a group of upper forming grooves, sprue posts are arranged in the sprue, the lower die is provided with a lower die core, the lower die core is provided with a runner and a group of lower forming grooves, the upper forming grooves and the lower forming grooves are opposite in position and adaptive in shape and size, the upper forming grooves and the lower forming grooves form forming cavities, and the runner is respectively communicated with the sprue posts and the cavities; the upper die is provided with a pair of inclined guide pillars and push blocks close to two sides of the upper forming groove, the lower die is provided with connecting blocks close to two sides of the lower forming groove, the connecting blocks are provided with a pair of inclined through holes, the inclined guide pillars can move along the inclined through holes, and the contact surfaces of the push blocks and the connecting blocks are inclined planes which are parallel to each other. The inclined guide post and the connecting block can facilitate the demoulding of the upper die and the lower die, so that the product is easy to eject out, and the contact surfaces of the push block and the connecting block are set to be inclined planes which are parallel to each other, so that the influence on the processing quality of the product caused by the untight combination of the upper die and the lower die can be avoided.
Further, a fixing pin is arranged between the pushing block and the lower die, one end of the fixing pin penetrates through the connecting block and is close to the bottom, and the other end of the fixing pin is connected with the lower die through the fixing block. The fixed pin is arranged between the push block and the lower die, so that a certain air gap exists between the upper die and the lower die, the upper die and the lower die can be conveniently demoulded, and a product is easy to take out.
Furthermore, the lower die is connected with the base through a first guide rod, the bottom plate is connected with the lower die through a second guide rod, a guide sleeve is sleeved outside the second guide rod, and the guide sleeve partially penetrates through the lower die. The second guide rod and the guide sleeve can further enhance the support stability of the lower die.
Furthermore, a group of ejector pins are arranged on the bottom plate, and the top ends of the ejector pins penetrate through the lower die and are communicated with the die cavity. The thimble is convenient for ejecting the product.
Furthermore, the four corners of the upper die are provided with fixing holes, the four corners of the lower die are provided with guide pillars, and the fixing holes are opposite to the guide pillars and are corresponding to the guide pillars in shape and size. The guide post passes through the fixed orifices to make mould and lower mould location fixed, avoid the displacement of mould and influence the machining precision to the product.
Furthermore, the side faces of four corners of the upper die are provided with first grooves penetrating through the fixing holes. The first groove can reduce the weight of the upper die, and is convenient for the operation of the upper die.
Furthermore, the side surfaces of the upper die and the upper die core are respectively provided with a first cooling hole communicated with each other. The first cooling hole can be filled with cooling liquid, so that the metal liquid can be conveniently condensed and formed in the cavity, and the processing quality of the product is improved.
Furthermore, the side surfaces of the lower die and the lower die core are respectively provided with a second cooling hole communicated with each other. The second cooling hole can be filled with cooling liquid, so that the metal liquid can be conveniently condensed and formed in the cavity, and the processing quality of the product is improved.
Furthermore, the four corners of the upper mold core are provided with bulges, the four corners of the lower mold core are provided with second grooves, and the bulges are opposite to the second grooves and are adaptive to the shapes and the sizes of the second grooves. When the upper mold core is combined with the lower mold core, the protrusions are combined with the second grooves, so that the position alignment accuracy of the upper mold core and the lower mold core can be guaranteed, and the influence on the processing accuracy of a product due to the movement of the position is avoided.
Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: the utility model provides a pair of lock shell processing is with easy ejecting casting mould, this kind of lock shell processing is with easy ejecting casting mould can conveniently be at the ejecting lock shell in casting back, and the lock shell of processing is of high quality moreover, is suitable for the industry and promotes on a large scale.
Drawings
FIG. 1 is a drawing showing a casting mold structure for machining a lock case, which is easy to eject;
fig. 2 is a sectional view of a casting mold structure for processing a lock case, which is easy to eject;
FIG. 3 is a top view of the upper mold structure of the present invention;
FIG. 4 is a lower mold structure diagram of the present invention;
fig. 5 is a structural diagram of the combination of the bottom plate and the base of the present invention.
In the figure: 1 upper die, 11 gates, 12 upper die cores, 121 first cooling holes, 122 upper forming grooves, 123 protrusions, 13 inclined guide pillars, 14 push blocks, 15 first grooves, 16 fixing holes, 17 gate pillars, 2 lower dies, 21 lower die cores, 211 second cooling holes, 212 lower forming grooves, 213 flow channels, 214 second grooves, 22 guide pillars, 23 connecting blocks, 231 inclined through holes, 24 fixing blocks, 25 fixing pins, 3 bases, 4 bottom plates, 41 first guide rods, 42 second guide rods, 421 guide sleeves and 43 ejector pins.
Detailed Description
The invention will be further elucidated with reference to the drawings and the embodiments.
Example 1
As shown in fig. 1-5, an easy-to-eject casting mold for processing a lock case comprises an upper mold 1, a lower mold 2, a pair of bases 3 and a bottom plate 4, wherein the bottom plate 4 is arranged between the pair of bases 3, the lower mold 2 is arranged at the top ends of the pair of bases 3, and the upper mold 1 is arranged on the lower mold 2; the upper die 1 is provided with a sprue 11 and an upper die core 12, the upper die core 12 is provided with a group of upper forming grooves 122, the sprue 11 is internally provided with a sprue column 17, the lower die 2 is provided with a lower die core 21, the lower die core 21 is provided with a runner 213 and a group of lower forming grooves 212, the upper forming grooves 122 are opposite to the lower forming grooves 212 and are adaptive to the shape and size, the upper forming grooves 122 and the lower forming grooves 212 form a forming cavity, and the runner 213 is respectively communicated with the sprue column 17 and each forming cavity; the upper die 1 is provided with a pair of inclined guide posts 13 and a push block 14 on two sides close to the upper forming groove 122, the lower die 2 is provided with connecting blocks 23 on two sides close to the lower forming groove 212, the connecting blocks 23 are provided with a pair of inclined through holes 231, the inclined guide posts 13 can move along the inclined through holes 231, the contact surfaces of the push block 14 and the connecting blocks 23 are inclined planes parallel to each other, a fixing pin 25 is arranged between the push block 14 and the lower die 2, one end of the fixing pin 25 penetrates through the connecting blocks 23 and is close to the bottom, and the other end of the fixing pin is connected with the lower die 2 through the.
The lower die 2 is connected with the base 3 through a first guide rod 41, the bottom plate 4 is connected with the lower die 2 through a second guide rod 42, a guide sleeve 421 is sleeved outside the second guide rod 42, and part of the guide sleeve 421 penetrates through the lower die 2. And a group of thimbles 43 are arranged on the bottom plate 4, and the top ends of the thimbles 43 penetrate through the lower die 2 and are led to the die cavity.
Example 2
As shown in fig. 1-5, an easy-to-eject casting mold for processing a lock case comprises an upper mold 1, a lower mold 2, a pair of bases 3 and a bottom plate 4, wherein the bottom plate 4 is arranged between the pair of bases 3, the lower mold 2 is arranged at the top ends of the pair of bases 3, and the upper mold 1 is arranged on the lower mold 2; the mold comprises an upper mold 1, a lower mold 2 and an upper mold core 12, wherein a sprue 11 and the upper mold core 12 are arranged on the upper mold 1, first cooling holes 121 communicated with each other are formed in the side surfaces of the upper mold 1 and the upper mold core 12, a group of upper forming grooves 122 are formed in the upper mold core 12, a sprue post 17 is arranged in the sprue 11, the lower mold core 21 is arranged on the lower mold 2, second cooling holes 211 communicated with each other are formed in the side surfaces of the lower mold 2 and the lower mold core 21, a runner 213 and a group of lower forming grooves 212 are formed in the lower mold core 21, the upper forming grooves 122 and the lower forming grooves 212 are opposite in position and adaptive in shape and size, cavities are formed by the upper forming grooves 122 and the lower forming grooves 212; the upper die 1 is provided with a pair of inclined guide posts 13 and a push block 14 on two sides close to the upper forming groove 122, the lower die 2 is provided with connecting blocks 23 on two sides close to the lower forming groove 122, each connecting block 23 is provided with a pair of inclined through holes 231, the inclined guide posts 13 can move along the inclined through holes 231, the contact surfaces of the push block 14 and the connecting blocks 23 are inclined planes parallel to each other, a fixing pin 25 is arranged between the push block 14 and the lower die 2, one end of the fixing pin 25 penetrates through the connecting block 23 and is close to the bottom, and the other end of the fixing pin is connected with the lower die 2 through the.
The lower die 2 is connected with the base 3 through a first guide rod 41, the bottom plate 4 is connected with the lower die 2 through a second guide rod 42, a guide sleeve 421 is sleeved outside the second guide rod 42, part of the guide sleeve 421 penetrates through the lower die 2, a group of ejector pins 43 are arranged on the bottom plate 4, and the top ends of the ejector pins 43 penetrate through the lower die 2 and are led to the cavity.
In addition, four corners of the upper die 1 are provided with fixing holes 16, four corners of the lower die 2 are provided with guide pillars 22, the fixing holes 16 are opposite to the guide pillars 22 and have corresponding shapes and sizes, and the side surfaces of the four corners of the upper die 1 are provided with first grooves 15 penetrating through the fixing holes 16.
In addition, the four corners of the upper mold core 12 are all provided with protrusions 123, the four corners of the lower mold core 21 are all provided with second grooves 214, and the protrusions 123 are opposite to the second grooves 214 and are adaptive to the shape and size.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a lock shell processing is with easy ejecting casting mould which characterized in that: the die comprises an upper die (1), a lower die (2), a pair of bases (3) and a bottom plate (4), wherein the bottom plate (4) is arranged between the pair of bases (3), the lower die (2) is arranged at the top ends of the pair of bases (3), and the upper die (1) is arranged on the lower die (2); the mold comprises an upper mold (1) and a lower mold, and is characterized in that a sprue (11) and an upper mold core (12) are arranged on the upper mold core (12), a group of upper molding grooves (122) are formed in the upper mold core (12), a sprue post (17) is arranged in the sprue (11), a lower mold core (21) is arranged on the lower mold (2), a runner (213) and a group of lower molding grooves (212) are formed in the lower mold core (21), the upper molding grooves (122) and the lower molding grooves (212) are opposite in position and are adaptive in shape and size, molding cavities are formed by the upper molding grooves (122) and the lower molding grooves (212), and the runner (213) is respectively communicated with the sprue post (17) and each cavity; the upper die (1) is provided with a pair of inclined guide posts (13) and a push block (14) on two sides close to the upper forming groove (122), the lower die (2) is provided with connecting blocks (23) on two sides close to the lower forming groove (212), the connecting blocks (23) are provided with a pair of inclined through holes (231), the inclined guide posts (13) can move along the inclined through holes (231), and the contact surfaces of the push block (14) and the connecting blocks (23) are inclined planes which are parallel to each other.
2. The easy ejection casting mold for lock case machining according to claim 1, wherein: be equipped with fixed pin (25) between ejector pad (14) and lower mould (2), fixed pin (25) one end is worn to locate connecting block (23) and is close to bottom department, and the other end passes through fixed block (24) and links to each other with lower mould (2).
3. The easy ejection casting mold for lock case machining according to claim 1, wherein: the lower die (2) is connected with the base (3) through a first guide rod (41), the bottom plate (4) is connected with the lower die (2) through a second guide rod (42), a guide sleeve (421) is sleeved outside the second guide rod (42), and part of the guide sleeve (421) penetrates through the lower die (2).
4. The easy ejection casting mold for lock case machining according to claim 3, wherein: a group of thimbles (43) are arranged on the bottom plate (4), and the top ends of the thimbles (43) penetrate through the lower die (2) and lead to the die cavity.
5. The easy ejection casting mold for lock case machining according to claim 1, wherein: the die is characterized in that fixing holes (16) are formed in four corners of the upper die (1), guide pillars (22) are formed in four corners of the lower die (2), and the fixing holes (16) are opposite to the guide pillars (22) in position and correspond to the guide pillars in shape and size.
6. The easy ejection casting mold for lock case machining according to claim 5, wherein: the side faces of four corners of the upper die (1) are provided with first grooves (15) penetrating through the fixing holes (16).
7. The easy ejection casting mold for lock case machining according to claim 5, wherein: the side surfaces of the upper die (1) and the upper die core (12) are respectively provided with a first cooling hole (121) communicated with each other.
8. The easy ejection casting mold for lock case machining according to claim 3, wherein: and the side surfaces of the lower die (2) and the lower die core (21) are respectively provided with a second cooling hole (211) communicated with each other.
9. An easy ejection casting mold for lock case manufacture according to any one of claims 1 to 8, wherein: four corners of the upper mold core (12) are provided with protrusions (123), four corners of the lower mold core (21) are provided with second grooves (214), and the protrusions (123) are opposite to the second grooves (214) in position and adapt to the shape and size.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022307257.5U CN213645840U (en) | 2020-10-16 | 2020-10-16 | Lock shell processing is with easy ejecting casting mould |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022307257.5U CN213645840U (en) | 2020-10-16 | 2020-10-16 | Lock shell processing is with easy ejecting casting mould |
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CN213645840U true CN213645840U (en) | 2021-07-09 |
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CN202022307257.5U Active CN213645840U (en) | 2020-10-16 | 2020-10-16 | Lock shell processing is with easy ejecting casting mould |
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