CN217889474U - Lock cylinder die-casting die structure capable of reducing burrs - Google Patents
Lock cylinder die-casting die structure capable of reducing burrs Download PDFInfo
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- CN217889474U CN217889474U CN202221316008.5U CN202221316008U CN217889474U CN 217889474 U CN217889474 U CN 217889474U CN 202221316008 U CN202221316008 U CN 202221316008U CN 217889474 U CN217889474 U CN 217889474U
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Abstract
The utility model provides a lock core die casting die structure of reduction burr, includes mold insert, slider, a plurality of pellet shot from a slingshot blade, die cavity, its characterized in that: the insert is a block body, one end of the top of the block body is arc-shaped, the other end of the top of the block body is square, a mounting groove is formed in one end of the sliding block, a plurality of 2 nd semicircular positioning columns are correspondingly arranged on two sides of the mounting groove, the plurality of pin tumbler blades are matched with pin tumbler blade grooves, and a sliding groove is formed in one corner of the cavity body; wherein: the insert is arranged in the mounting groove of the slide block, the semicircular positioning groove on the insert is arranged on the semicircular positioning column of the slide block, the insert is arranged in the sliding groove of the cavity, and the insert slides in the sliding groove of the cavity; the pin tumbler blade is arranged in the pin tumbler blade groove of the insert. The utility model discloses a lock core die casting die structure of reduction burr has the slip of avoiding between all pellet shot from a slingshot blade and the pellet shot from a slingshot blade groove, and reducing wear reduces the advantage of the burr between pellet shot from a slingshot blade and the pellet shot from a slingshot blade groove.
Description
Technical Field
The utility model relates to a die casting die, specifically speaking are lock core die casting die structure of reduction burr.
Background
Due to the special structure of the lock cylinder, the burr problem of the die-casting lock cylinder die is a problem which cannot be avoided in the die-casting production. The lock core is provided with a plurality of ball holes which are formed on the mould by the ball blades, and a small gap is reserved between the ball blades and the ball blade grooves. The existing mould structure is that the pin tumbler blade slides back and forth in the blade groove, the pin tumbler blade slides back and forth in the cavity groove once the mould is produced, the design service life of the mould is hundreds of thousands of times, and the design service life of the mould is millions of times. After tens of thousands of moulds are produced, with the continuous abrasion of the pin tumbler blades and the blade grooves, the gaps between the pin tumbler blades and the blade grooves are larger and larger, burrs can be generated, the product quality is influenced, and the deburring process needs to be independently added. In severe cases, the mold is not smoothly moved and is blocked, and even the mold is damaged.
The known lock cylinder die casting mold configurations therefore suffer from the various inconveniences and problems described above.
Disclosure of Invention
The utility model aims at providing a simple structure, maintain the lock core die casting die structure of the reduction burr convenient, with low costs.
To achieve the above purpose, the technical solution of the present invention is:
the utility model provides a lock core die casting die structure of reduction burr, includes mold insert, slider, a plurality of pellet shot from a slingshot blade, die cavity, its characterized in that:
the insert is a block body, one end of the top of the block body is arc-shaped, the other end of the top of the block body is square, the end surface of the end part of the square end of the insert is provided with a plurality of marble blade grooves, two side surfaces of the insert, which are close to the end surfaces of the marble blade grooves, are correspondingly provided with a plurality of 1 st semicircular positioning grooves, a positioning table is arranged beside one 1 st semicircular positioning groove, and a circular positioning hole is arranged on the top surface of the insert, which is positioned between the two 1 st semicircular positioning grooves on one side of the positioning table;
a mounting groove is formed in one end of the sliding block, and a plurality of 2 nd semicircular positioning columns are correspondingly arranged on two sides of the mounting groove;
the plurality of pin tumbler blades are matched with the pin tumbler blade grooves, one end part of each pin tumbler blade is provided with a boss, and the side edge of each boss is provided with a 2 nd semicircular positioning groove;
the die cavity is provided with a sliding groove at one corner of the body;
wherein: the insert is arranged in the mounting groove of the slide block, the semicircular positioning groove on the insert is arranged on the semicircular positioning column of the slide block, the insert is arranged in the sliding groove of the cavity, and the insert slides in the sliding groove of the cavity; the marble blade is arranged in a marble blade groove of the insert, a boss on the marble blade is arranged on a positioning table of the insert in a matching way, and positioning pins are arranged in a circular positioning hole of the insert and a 2 nd semicircular positioning groove of the marble blade; the spring blade and the insert are fixed together and arranged in the mounting groove of the sliding block.
The utility model discloses a lock core die casting die structure of reduction burr can also adopt following technical measure to further realize.
According to the burr-reduced lock cylinder die-casting die structure, the number of the pin spring blade grooves 1.3 is three pin spring blade grooves which are arranged in parallel.
According to the burr-reduced lock cylinder die-casting die structure, the sliding block, the insert and all the pin tumbler blades are fixedly connected together all the time in the working process of the die.
According to the burr-reduced lock cylinder die-casting die structure, when the die is closed, the sliding block, the insert and all the pin tumbler blades are close to the die cavity together.
According to the burr-reduced lock cylinder die-casting die structure, when the die is opened, the sliding block, the insert and all the pin tumbler blades are away from the die cavity together.
After the technical scheme is adopted, the utility model discloses a lock core die casting die structure of reduction burr has the slip of avoiding between all pellet shot from a slingshot blade and the pellet shot from a slingshot blade groove, reduces the wearing and tearing in pellet shot from a slingshot blade and pellet shot from a slingshot blade groove, can reduce the advantage of burr between pellet shot from a slingshot blade and the pellet shot from a slingshot blade groove.
Drawings
Fig. 1 is a schematic structural view of an insert according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a slider according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a spring blade according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a cavity in an embodiment of the present invention;
fig. 5 is the utility model discloses lock core die casting die structure sketch map.
In the figure: 1 mold insert, 1.1 st semicircular positioning groove, 1.2 positioning table, 1.3 marble blade groove, 1.4 circular positioning hole, 2 slider, 2.1 mounting groove, 2.2 semicircular positioning column, 3 marble blade, 3.1 boss, 3.2 nd semicircular positioning groove, 4 die cavity, 4.1 sliding groove.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
Example 1
The utility model discloses a lock core die casting die structure of reduction burr, including mold insert 1, slider 2, a plurality of pellet shot from a slingshot blades 3, die cavity 4.
Referring to fig. 1, fig. 1 is a schematic view of an insert structure according to an embodiment of the present invention. As shown in the figure, the insert 1 is a block, one end of the top of the block is arc-shaped, the other end of the block is square, the end face of the end part of the square end of the insert 1 is provided with a plurality of pin tumbler blade grooves 1.3, two side faces of the insert 1, which are close to the end faces of the pin tumbler blade grooves 1.3, are correspondingly provided with a plurality of 1 st semicircular positioning grooves 1.1, a positioning table 1.2 is arranged beside one 1 st semicircular positioning groove 1.1, and a circular positioning hole 1.4 is arranged on the top face of the insert 1 between two 1 st semicircular positioning grooves 1.1 on one side of the positioning table. The semicircular positioning grooves 1.1 are distributed on two sides of the insert 1, and the number of the semicircular positioning grooves is determined according to the size of the insert 1. The number of the pin blade grooves 1.3 is the same as that of the pin blades 3.
Fig. 2 is a schematic view of a slider structure according to an embodiment of the present invention. Be equipped with mounting groove 2.1 in the one end of slider 2, the both sides correspondence of mounting groove is equipped with a plurality of 2 nd semi-circular reference column 2.2.
Fig. 3 is a schematic structural view of the spring blade according to the embodiment of the present invention. The plurality of pin tumbler blades 3 are matched with the pin tumbler blade grooves, one end parts of the pin tumbler blades are provided with bosses 3.1, and the side edges of the bosses are provided with 2 nd semicircular positioning grooves.
Fig. 4 is a schematic view of a cavity structure according to an embodiment of the present invention. The die cavity 4 is provided with a sliding groove 4.1 at one corner of the body.
Fig. 5 is the utility model discloses lock core die casting die structure sketch map. Wherein: the insert 1 is arranged in the mounting groove 2.1 of the slide block 2, the semicircular positioning groove 1.1 on the insert 1 is arranged on the semicircular positioning column 2.2 of the slide block 2, the insert 1 is arranged in the sliding groove 4.1 of the cavity 4, and the insert 1 slides in the sliding groove 4.1 of the cavity 4; the marble blade 3 is arranged in a marble blade groove 1.3 of the insert 1, a boss 3.1 on the marble blade 3 is arranged on a positioning table 1.2 of the insert 1 in a matching way, and positioning pins are arranged in a circular positioning hole 1.4 of the insert 1 and a 2 nd semicircular positioning groove 3.2 of the marble blade 3; the pin blade 3 and the insert 1 are fixed together in a mounting groove 2.1 of the sliding block 2, and the pin blade 3 and the insert 1 are fixed by a positioning pin.
The utility model has the advantages of substantive characteristics and apparent technological progress, the utility model discloses a lock core die casting die structure of reduction burr, slider 2, mold insert 1 and all pellet shot from a slingshot blades 3 are fixed all the time in the mould working process together. When the die is closed, the slide block 2, the insert 1 and all the pin tumbler blades 3 are close to the die cavity together, and the insert 1 slides in the sliding groove 4.1 of the die cavity 4. When the mold is opened, the slide block 2, the insert 1 and all the marble blades 3 leave the cavity 4 together. Therefore, the utility model discloses a lock core die casting die structure of reduction burr has avoided sliding between all pellet shot from a slingshot blade 3 and pellet shot from a slingshot blade groove 1.3, has reduced the wearing and tearing in pellet shot from a slingshot blade and pellet shot from a slingshot blade groove, so can reduce the burr between pellet shot from a slingshot blade 3 and pellet shot from a slingshot blade groove 1.3.
The above embodiments are provided only for the purpose of illustration, and not for the purpose of limitation, and those skilled in the art can make various changes or modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions should also fall within the scope of the present invention, which is defined by the claims.
Claims (5)
1. The utility model provides a lock core die casting die structure of reduction burr, includes mold insert (1), slider (2), a plurality of pellet shot from a slingshot blade (3), die cavity (4), its characterized in that:
the insert (1) is a block body, one end of the top of the block body is arc-shaped, the other end of the block body is square, the end face of the end part of the square end of the insert (1) is provided with a plurality of marble blade grooves (1.3), two side faces, close to the end face of the marble blade grooves (1.3), of the insert (1) are correspondingly provided with a plurality of 1 st semicircular positioning grooves (1.1), a positioning table (1.2) is arranged beside one 1 st semicircular positioning groove (1.1), and a circular positioning hole (1.4) is arranged on the top face of the insert (1) between the two 1 st semicircular positioning grooves (1.1) on one side of the positioning table;
an installation groove (2.1) is formed in one end of the sliding block (2), and a plurality of 2 nd semicircular positioning columns (2.2) are correspondingly arranged on two sides of the installation groove;
the plurality of pin tumbler blades (3) are matched with the pin tumbler blade grooves, one end parts of the pin tumbler blades are provided with bosses (3.1), and the side edges of the bosses are provided with 2 nd semicircular positioning grooves (3.2);
a sliding groove (4.1) is formed in one corner of the cavity body of the cavity (4);
wherein: the insert (1) is arranged in the mounting groove (2.1) of the sliding block (2), the 1 st semicircular positioning groove (1.1) on the insert (1) is arranged on the 2 nd semicircular positioning column (2.2) of the sliding block (2), the insert (1) is arranged in the sliding groove (4.1) of the cavity (4), and the insert (1) slides in the sliding groove (4.1) of the cavity (4); the marble cutter blade (3) is arranged in a marble cutter blade groove (1.3) of the insert (1), a boss (3.1) on the marble cutter blade (3) is arranged on a positioning table (1.2) of the insert (1) in a matching way, and positioning pins are arranged in a circular positioning hole (1.4) of the insert (1) and a 2 nd semicircular positioning groove (3.2) of the marble cutter blade (3); the spring blade (3) and the insert (1) are fixed together and arranged in the mounting groove (2.1) of the sliding block (2).
2. The burr reducing lock cylinder die casting mold structure as claimed in claim 1, wherein the number of pin insert grooves (1.3) is three pin insert grooves, and the three pin insert grooves are arranged in parallel with each other.
3. The burr reducing lock cylinder die-casting mold structure as claimed in claim 1, wherein the slide block (2), the insert (1) and all the pin tumblers (3) are fixed together all the time during the mold operation.
4. The reduced-burr lock cylinder die-casting mold structure as claimed in claim 1, wherein the slide (2), the insert (1) and all the pin tumblers (3) are brought together close to the cavity when the mold is closed.
5. The burr reducing lock cylinder die casting mold structure of claim 1, wherein the slide (2), the insert (1) and all the pin tumblers (3) are moved away from the cavity together when the mold is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221316008.5U CN217889474U (en) | 2022-05-30 | 2022-05-30 | Lock cylinder die-casting die structure capable of reducing burrs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221316008.5U CN217889474U (en) | 2022-05-30 | 2022-05-30 | Lock cylinder die-casting die structure capable of reducing burrs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217889474U true CN217889474U (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221316008.5U Active CN217889474U (en) | 2022-05-30 | 2022-05-30 | Lock cylinder die-casting die structure capable of reducing burrs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217889474U (en) |
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2022
- 2022-05-30 CN CN202221316008.5U patent/CN217889474U/en active Active
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