CN104708771B - Master mold inclined sliding block structure - Google Patents

Abstract

The present invention discloses a kind of master mold inclined sliding block structure, in a mould, the mould molding has the product of inclined hole, the mould has the upper mounted plate sequentially set up, stripper plate, caster, male template, mother module core is provided with the caster, male die core is provided with the male template, the master mold inclined sliding block structure includes：Cover plate, located at the caster top；Take-up housing, it is movable to be located between the cover plate and the mother module core, there is shutter hole, the take-up housing bottom has skewed slot on the take-up housing；Slide core, its one end have slant rail, and the other end has the forming part for being molded the inclined hole；Shutter, one end are fixed with the stripper plate, and the other end is inserted in when matched moulds in the shutter hole；The stripper plate is fixed in return pin, one end, the other end when matched moulds with the take-up housing close-fitting.So as to solve the shaping with inclined hole product and exit problem.

Description

Mother mold oblique slider structure

【Technical field】

The invention relates to an inclined slider structure, in particular to an inclined slider structure of a master mold.

【Background technique】

There are undercuts on many plastic products, and it is necessary to design a corresponding structure to withdraw them when using a mold for molding.

Please refer to FIG. 1 , which is a schematic structural diagram of a product. As shown in the figure, the product 10 has oblique holes 11 that need to be formed. Therefore, a corresponding structure needs to be designed to shape the product 10 . However, the traditional slider structure cannot achieve the above-mentioned purpose.

In view of this, it is necessary to develop a mother mold inclined slider structure to solve the above problems.

【Content of invention】

Therefore, the object of the present invention is to provide a mother mold inclined slider structure to solve the forming and withdrawing problems of products with inclined holes.

In order to achieve the above object, the oblique slider structure of the mother mold provided by the present invention is set in a mold, and the mold forms a product with an oblique hole. The mold has an upper fixing plate, a stripping plate, a female template, a male template, the female template is provided with a female mold kernel, and the male template is provided with a male mold kernel, and the female mold oblique slider structure includes:

A cover plate is arranged on the top of the master template;

The slider seat is movable between the cover plate and the female mold core, the slider seat has a shutter hole, and the bottom end of the slider seat has a chute;

The slider insert has an inclined guide rail at one end and a forming portion forming the inclined hole at the other end;

A shutter, one end of which is fixed to the stripping plate, and the other end is inserted into the hole of the shutter when the mold is closed;

One end of the return rod is fixed to the stripping plate, and the other end is closely matched with the slider seat when the mold is closed.

Optionally, a pull rod is provided on the stripping plate, and the shutter is fixed to the slider seat through the pull rod.

Optionally, the oblique slider structure of the mother mold also has a guide post, and a guide post hole is provided on the slider seat. One end of the guide post is fixed to the cover plate, and the other end is movably inserted in the guide post. in the column hole.

Optionally, the inclined slider structure of the female mold further has a spring, the bottom end of the slider seat has a spring hole, and one end of the spring bears against the spring hole, and the other end of the spring bears against the core of the female mold.

Optionally, the cross section of the chute is I-shaped.

Optionally, there are two pull rods, which are symmetrically arranged on both sides of the return rod.

Optionally, there are two guide posts, which are symmetrically arranged on both sides of the return rod.

Compared with the prior art, using the inclined slider structure of the master mold of the present invention, when the stripping plate and the master mold are opened, the shutter pulls the slider seat to move upward, and the inclined guide rail Cooperating with the chute, the slider insert moves obliquely upward until the forming part breaks away from the inclined hole of the product; after that, the stripping plate and the master template continue to open the mold, and the opening The shutter is separated from the shutter hole and separated from the slider seat. Thereby solving the forming and withdrawing problems of products with oblique holes.

【Description of drawings】

FIG. 1 is a schematic structural diagram of a product.

FIG. 2 is a schematic diagram of a three-dimensional structure of a preferred embodiment of the inclined slider structure of the master mold of the present invention.

FIG. 3 is a schematic exploded structure diagram of a preferred embodiment of the inclined slider structure of the master mold of the present invention.

FIG. 4 is a schematic diagram of a cross-sectional structure at a first angle in a mold clamping state of a preferred embodiment of the oblique slider structure of the mother mold of the present invention.

FIG. 5 is a schematic diagram of a second angle sectional structure of a mold clamping state of a preferred embodiment of the oblique slider structure of the master mold of the present invention.

FIG. 6 is a schematic diagram of a cross-sectional structure at a first angle in a first mold opening state of a preferred embodiment of the inclined slider structure of the mother mold of the present invention.

FIG. 7 is a schematic diagram of a cross-sectional structure at a second angle in a first mold opening state of a preferred embodiment of the inclined slider structure of the mother mold of the present invention.

FIG. 8 is a schematic cross-sectional structural diagram of a second mold-opening state at a first angle of a preferred embodiment of the inclined slider structure of the mother mold of the present invention.

FIG. 9 is a schematic diagram of a cross-sectional structure at a second angle in a second mold opening state of a preferred embodiment of the inclined slider structure of the mother mold of the present invention.

【detailed description】

Please refer to Fig. 1-Fig. 5 in conjunction, wherein, Fig. 2 is shown as the three-dimensional structure schematic diagram of a preferred embodiment of the mother mold inclined slider structure of the present invention, and Fig. 3 is shown as the mother mold inclined slider structure of the present invention A schematic diagram of the exploded structure of a preferred embodiment of the present invention, Figure 4 is a schematic diagram of the first angle sectional structure of the mold clamping state of a preferred embodiment of the inclined slider structure of the mother mold of the present invention, and Figure 5 is a schematic diagram of the structure of the first angle of the present invention A schematic diagram of the cross-sectional structure at the second angle of the mold clamping state of a preferred embodiment of the inclined slide block structure of the mother mold.

In order to achieve the above-mentioned purpose, the oblique slider structure of the mother mold provided by the present invention is arranged in a mold, and the mold is formed with a product 10 having an oblique hole 11. The mold has an upper fixing plate 20, a stripping plate 21, Female formwork 22, male formwork 23, described female formwork 22 is provided with female mold kernel 24, and described male template 23 is provided with male mold kernel 25, and this female mold oblique slider structure comprises:

The cover plate 30 is arranged on the top of the master template 22;

The slider seat 31 is movable between the cover plate 30 and the female mold core 24, the slider seat 31 has a shutter hole 32, and the bottom end of the slider seat 31 has a chute 33;

The slider insert 34 has an inclined guide rail 35 at one end and a forming portion 36 forming the inclined hole 11 at the other end;

A shutter 37, one end is fixed to the stripping plate 21, and the other end is inserted in the shutter hole 32 when the mold is closed;

One end of the return rod 38 is fixed to the stripping plate 21, and the other end is closely matched with the slider seat 31 when the mold is closed.

Please refer to Fig. 6 and Fig. 7 in combination again. Fig. 6 is a schematic diagram of a cross-sectional structure at the first angle of the first mold opening state of a preferred embodiment of the mother mold inclined slider structure of the present invention, and Fig. 7 is a schematic diagram of the structure Schematic diagram of a cross-sectional structure at the second angle in the first mold opening state of a preferred embodiment of the inventive mother mold inclined slider structure.

Utilizing the oblique slider structure of the mother mold of the present invention, when the stripping plate 21 and the mother template 22 are opened (the first mold opening state), the shutter 37 pulls the slider seat 31 to move upward, The inclined guide rail 35 cooperates with the inclined groove 33 to move, and the slider insert 34 moves obliquely upwards until the forming part 36 disengages from the inclined hole 11 of the product 10 (for example, moves upward 10 mm).

Please refer to Fig. 8 and Fig. 9 again. Fig. 8 is a schematic diagram of the first angle sectional structure in the second mold opening state of a preferred embodiment of the mother mold inclined slider structure of the present invention, and Fig. 9 is a schematic diagram of the structure Schematic diagram of the second angle sectional structure in the second mold opening state of a preferred embodiment of the inclined slide block structure of the inventive mother mold.

Afterwards, the stripping plate 21 and the master template 22 continue to open the mold (the second mold opening state), the shutter 37 is separated from the shutter hole 32 and separated from the slider seat 31, when After moving up a certain distance (for example, 100 mm), the manipulator can take out the material head.

In summary, the use of the inclined slider structure of the master mold of the present invention solves the problem of forming and withdrawing the product 10 with the inclined hole 11 .

At the same time, when the mold is closed, the shutter 37 will be inserted into the shutter hole 32 of the slider seat 31 and move downward, and the return rod 38 pushes the slider seat 31 to move downward until the The forming part 36 of the slider insert 34 is broken against the male die core 25.

Wherein, the stripping plate 21 can be provided with a pull rod 39, the shutter 37 is fixed with the slider seat 31 through the pull rod 39, the return rod 38 and the pull rod 39 pass through the Cover plate 30.

Wherein, the oblique slider structure of the mother mold can also have a guide post 40, the slider seat 31 has a guide post hole 41, one end of the guide post 40 is fixed to the cover plate 30, and the other end is movably inserted in the guide post hole 41 . Through the function of the guide post 40, the safety of the mold can be increased and dislocation can be avoided.

Wherein, the oblique slider structure of the female mold can also have a spring 42, the bottom end of the slider seat 31 has a spring hole 43, one end of the spring 42 is against the spring hole 43, and the other end is against the spring hole 43. Mother Jen 24. The spring 42 can assist ejection.

Wherein, the cross-section of the chute 33 can be I-shaped, and the cross-section of the inclined guide rail 35 is corresponding I-shaped, and this shape ensures a firm combination of the two.

Wherein, there may be two pull rods 39, which are symmetrically arranged on both sides of the return rod 38, so that the force is stable

Wherein, the guide post 40 may be two, symmetrically arranged on both sides of the return rod 38, so as to be stable under force.

Claims (4)

1. A female mold oblique slider structure is arranged in a mould, and the mold molding has a product with an oblique hole, and the mold has an upper fixed plate, a stripping plate, a female template, and a male template set up in sequence, and the female template The template is provided with a female mold core, and the male template is provided with a male mold core, and it is characterized in that the structure of the female mold oblique slider includes: A cover plate is arranged on the top of the master template; The slider seat is movable between the cover plate and the female mold core, the slider seat has a shutter hole, and the bottom end of the slider seat has a chute; The slider insert has an inclined guide rail at one end and a forming portion forming the inclined hole at the other end; A shutter, one end of which is fixed to the stripping plate, and the other end is inserted into the hole of the shutter when the mold is closed; A return rod, one end is fixed to the stripping plate, and the other end is closely matched with the slider seat when the mold is closed; Wherein, the stripping plate is provided with pull rods, and the shutter is fixed to the slider base through the pull rods. There are two pull rods, which are symmetrically arranged on both sides of the return rod; The mold skew slider structure also has a guide post, the slider seat has a guide post hole, one end of the guide post is fixed to the cover plate, and the other end is movably inserted in the guide post hole. 2. The oblique slider structure of the mother mold according to claim 1, wherein there are two guide posts symmetrically arranged on both sides of the return rod. 3. The inclined slider structure of the female mold as claimed in claim 1, wherein the inclined slider structure of the female mold also has a spring, the bottom end of the slider seat has a spring hole, and one end of the spring is held against the The other end of the spring hole is against the core of the female mold. 4. The inclined slide block structure of the master mold according to claim 1, characterized in that, the cross section of the inclined groove is I-shaped.