CN212528568U - Inclined sliding block mechanism for die - Google Patents

Abstract

The utility model relates to a mould is with oblique slider mechanism for drive slider mold insert to one side and carry out the slant and loose core, the slider mold insert to one side is used for the mould shaping, slider mechanism includes slider and back mould mold insert to one side, the slider mold insert is connected to one side the slider to one side, be equipped with the confession in the back mould mold insert to one side the first passageway of slider slant motion, the slider is located to one side in the first passageway, the slider passes through spring coupling to one side the back mould mold insert works as when the spring is in free state, the one end of slider to one side is located the back mould mold insert is outside. Compared with the prior art, the utility model discloses can realize a die sinking, have simple structure, it is small, advantages such as reliable and stable.

Description

Inclined sliding block mechanism for die

Technical Field

The utility model belongs to the technical field of the mould and specifically relates to a mould is with oblique slider mechanism is related to.

Background

When the mold is opened, when the plastic product has a buckle which is different from the mold opening direction, the lateral core pulling of the buckle reverse buckle part is needed before the product is demolded, and then the product is demolded from the back mold.

For example, in the product buckle core-pulling mechanism in fig. 1, a three-plate mold GCI mold frame and an inclined slide block A21 core-pulling mechanism are adopted according to the prior art, and two parting and mold opening are needed.

Specifically, as shown in fig. 1, the buckle core-pulling mechanism includes a panel, an a plate, a B plate, a front mold, a rear mold, a T-slot guide block, an inclined slider, a wear-resistant plate, a first group of guide post guides, a second group of guide post guides, a nylon plug, a limit gasket, and a limit screw.

The first stage is as follows: the panel is driven to move upwards to separate the panel from the plate A, and at the moment, the T-shaped groove guide block fixed on the panel drives the inclined slide block to obliquely move through the wear-resisting plate, so that the lower end of the inclined slide block is separated from the rear die;

and in the second stage, the plate A is driven to move upwards, so that the plate A is separated from the plate B, and the front mold and the rear mold are respectively driven to be separated, and the mold opening is finished.

The technical defects of the existing buckle core-pulling mechanism die are as follows:

1. the mold has a complex structure and poor stability;

2. the cost of the die material is high, and because of secondary parting die opening, a plurality of standard parts are added on the die frame, and the size of the whole die can be increased;

3. due to the adoption of the tunnel inclined slide block, the machining process is complex, the requirement on equipment is high, the machining period is prolonged, a die is not easy to be assembled, and the manufacturing cost is increased;

4. the injection molding production cycle is prolonged, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an oblique slider mechanism for mould in order to overcome the defects of complex structure, large size and complex processing technique existing in the prior art.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a slider mechanism to one side for mould for drive slider mold insert to one side carries out the slant and looses core, slider mold insert to one side is used for the mould shaping, slider mechanism to one side includes slider and back mould mold insert to one side, the slider mold insert to one side is connected to one side the slider to one side, be equipped with the confession in the back mould mold insert to one side the first passageway of slider slant motion, the slider to one side is located in the first passageway, the slider to one side passes through spring coupling the back mould mold insert works as when the spring is in free state, the one end of slider to one side is located the back mould mold insert is outside.

Further, the oblique slider mechanism of oblique slider still includes the oblique slider drag hook of front mould, oblique slider is equipped with the uide pin, the oblique slider drag hook of front mould with the position and the shape of uide pin cooperate, are used for driving the uide pin removes.

Further, the inclined slide block drag hook of the front mold comprises a connecting seat and a hook, the connecting seat is connected with the hook, the hook comprises a first connecting portion and a second connecting portion, one end of the first connecting portion is connected with the connecting seat, the other end of the first connecting portion is connected with the second connecting portion, the second connecting portion is an obtuse angle with the included angle of the first connecting portion, and one end of the first connecting portion is a cuboid.

Furthermore, the quantity of crotch is two, the uide pin runs through oblique slider, the both sides of oblique slider all expose the uide pin.

Furthermore, one end of the connecting seat is an inclined plane, the inclination angle of the inclined plane is perpendicular to that of the first channel, and one end of the inclined sliding block, which is located outside the rear mold insert, is matched with the inclined plane.

Further, the guide pin is connected with the inclined slide block insert in a penetrating mode.

Furthermore, the inclined slide block is provided with a limiting pin, the rear mold insert is correspondingly provided with a limiting groove, and the limiting pin is located in the limiting groove.

Further, the inclined slide block insert is connected with the inclined slide block through a bolt.

Furthermore, a second channel and a third channel are arranged inside the inclined slide block, the second channel is arranged from top to bottom and only penetrates through one end of the inclined slide block, the third channel is horizontally arranged and passes through the second channel and penetrates through the inclined slide block, the inclined slide block insert is located in the third channel, the inclined slide block insert is provided with a protruding portion located in the second channel, the spring is located in the second channel, one end of the spring is connected with the protruding portion, and the other end of the spring is connected with the rear mold insert.

Furthermore, the two sides of the rear mold insert are respectively provided with a rear mold insert fixing block.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the utility model discloses a spring coupling realizes loosing core to the slant of slant slider mold insert in the back mould mold insert the slant slider of slant motion, has adopted two-plate mold machine to construct a die sinking, and the slider is simple reliable to one side, and mould simple structure, stability is good, is fit for the volume production.

(2) The utility model discloses a slider drag hook and uide pin structure to one side of front mould press the slider to one side when the compound die, when the die sinking, drive the uide pin through the crotch, and then spur slider and slider mold insert to one side, and the die sinking is further realized to the cooperation spring, has improved the utility model discloses an availability factor and reliability.

(3) The utility model discloses the mould is with low costs, and whole mould size reduces: the inclined sliding block structure is small in size and small in occupied space.

(4) The utility model discloses processing technology is simple and the cycle is short and easily join in marriage the mould, low in manufacturing cost is honest and clean: the inclined slide block of the tunnel is not adopted, and the inclined slide block has a simple structure.

(5) The utility model discloses the production cycle of moulding plastics is short and production efficiency is high, has adopted the once die sinking of two-plate mold mechanism.

Drawings

FIG. 1 is a schematic view of a mold in a closed state in the prior art;

FIG. 2 is a diagram illustrating a first mold opening state of a mold in the background art;

FIG. 3 is a diagram illustrating a second opening state of a mold in the prior art;

FIG. 4 is a perspective view of the inclined slide block mechanism of the present invention in a mold closing state;

FIG. 5 is a front view of the inclined slide block mechanism of the present invention in a mold closing state; (ii) a

FIG. 6 is a perspective view of the front mold inclined slide block retractor of the present invention;

FIG. 7 is a front view of the front mold inclined slide block retractor of the present invention;

fig. 8 is a bottom perspective view of the front mold inclined slide block retractor of the present invention;

fig. 9 is a perspective view of the rear mold insert of the present invention;

fig. 10 is a perspective view of the oblique slider of the present invention;

fig. 11 is a rear perspective view of the oblique slider of the present invention;

fig. 12 is a perspective view of the inclined slider mechanism of the present invention in an open state;

fig. 13 is a front view of the inclined slider mechanism of the present invention in the open state; (ii) a

Fig. 14 is a schematic view of the mold closing state of the mold of the present invention;

fig. 15 is a schematic view of the mold opening state of the mold of the present invention;

in the figure, 1, a panel, 2, a plate A, 3, a plate B, 10, a front die, 11, a rear die, 20, a front die inclined slide block draw hook, 201, a connecting seat, 202, a hook, 30, a rear die insert, 301, a first channel, 302, a limiting groove, 31, an inclined slide block insert, 311, a bulge, 32, an inclined slide block, 321, a second channel, 322, a third channel, 33, a guide pin, 34, a limiting pin, 35, a rear die insert fixing block, 36, a spring, A20, a T groove guide block, A21, an inclined slide block, A22, a wear-resisting plate, A30, a first group of guide post sleeves, A31, a second group of guide post sleeves, A32, a nylon plug, A33, a limiting gasket, A34 and a limiting screw.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example 1

As shown in fig. 4 and 5, the present embodiment provides an inclined slider mechanism for a mold, which is used for driving an inclined slider insert 31 to perform inclined core pulling, the inclined slider insert 31 is used for mold forming, the inclined slider mechanism includes an inclined slider 32 and a rear mold insert 30, the inclined slider insert 31 is connected to the inclined slider 32, a first channel 301 for the inclined slider 32 to move obliquely is arranged in the rear mold insert 30, the inclined slider 32 is located in the first channel 301, the inclined slider 32 is connected to the rear mold insert 30 through a spring 5, and when the spring 5 is in a free state, one end of the inclined slider 32 is located outside the rear mold insert 30. The inclination angle of the first passage 301 is identical to the inclination angle of the molding portion of the slide block insert 31.

The inclined sliding block mechanism further comprises a front mould inclined sliding block draw hook 20, the inclined sliding block 32 is provided with a guide pin 33, and the front mould inclined sliding block draw hook 20 is matched with the guide pin 33 in position and shape and used for driving the guide pin 33 to move.

The components and the specific operation are described in detail below.

1. Front mould inclined slide block draw hook 20

As shown in fig. 6 to 8, the front mold inclined slide block retractor 20 includes a connecting seat 201 and a hook 202, the connecting seat 201 is connected to the hook 202, the hook 202 includes a first connecting portion and a second connecting portion, one end of the first connecting portion is connected to the connecting seat 201, the other end is connected to the second connecting portion, an included angle between the second connecting portion and the first connecting portion is an obtuse angle, and one end of the second connecting portion, which is far away from the first connecting portion, is a cuboid.

The guide pin 33 is connected with the inclined slide block insert 31 in a penetrating way.

The connecting base 201 is provided with a screw coupling hole for coupling the front mold by a screw. The number of the hooks 202 is two, and the two hooks are respectively located at two ends of the connecting seat 201, and the area inside the two hooks 202 is used for accommodating the part of the inclined slide block 32 exposed out of the rear mold insert 30. The guide pin 33 penetrates through the inclined slide block insert 31 and the inclined slide block 32, and the guide pin 33 is exposed at two sides of the inclined slide block 32 and used for being connected with the two hooks 202 in a matching mode.

One end of the connecting seat 201 is an inclined surface, an inclination angle of the inclined surface is perpendicular to that of the first channel 301, and one end of the inclined slide block 32 located outside the rear mold insert 30 is matched with the inclined surface. The inclined plane enables the inclined slide block 32 to move obliquely along the connecting seat 201 during die assembly, the inclined plane enables the stress direction of the inclined slide block 32 during die assembly to be consistent with the movement direction of the inclined slide block in the first channel 301, and die assembly efficiency and stability of the inclined slide block 32 are improved.

The inclination angle of the first passage 301 is the same as the inclination angle of the inclined molding portion of the inclined slide block insert 31.

2. Rear mold insert 30

As shown in fig. 9, rear mold insert fixing blocks 35 are provided at both sides of the rear mold insert 30 for fixing with the rear mold.

3. Oblique slider 32

As shown in fig. 10 and 11, the inclined slide block 32 is provided with a limit pin 34, the rear mold insert 30 is correspondingly provided with a limit groove 302, and the limit pin 34 is located in the limit groove 302. The slider insert 31 is connected to the slider 32 via the stopper pin 34.

The inclined slide block 32 is internally provided with a second channel 321 and a third channel 322, the second channel 321 is arranged from top to bottom and only penetrates through one end of the inclined slide block 32, the third channel 322 is arranged from front to back and passes through the second channel 321 and penetrates through the inclined slide block 32, the inclined slide block insert 31 is positioned in the third channel 322, the inclined slide block insert 31 is provided with a bulge 311, the bulge 311 is positioned in the second channel 321, the spring 5 is positioned in the second channel 321, one end of the spring 5 is connected with the bulge 311, and the other end of the spring 5 is connected with the rear mold insert 30.

4. Principle of operation

As shown in fig. 4 and 5, the inclined slide block mechanism is in a mold closing state, at this time, the inclined slide block 32 is pressed by the front mold inclined slide block draw hook 20, the limit pin 34 is located at the lowest end of the limit groove 302, the inclined slide block insert 31 is driven to be located at the lowest end, mold forming is performed, and the spring 36 is in an energy storage state.

As shown in fig. 12 and 13, in the mold opening state of the inclined slide block mechanism, at this time, the front mold inclined slide block hook 20 is far away from the inclined slide block 32, the inclined slide block 32 is acted by the spring 36, and the limit pin 34 is positioned at the highest end of the limit groove 302.

Due to the inclined arrangement of the first channel 301, when the inclined slide block mechanism is in a mold closing state, the inclined slide block insert 31 extends outwards; when the inclined slide block mechanism is in a mold opening state, the inclined slide block insert 31 contracts inwards; when the inclined slide block mechanism gradually closes the mold, the limit pin 34 gradually contracts inwards from the outer side of the hook 202, the hook 202 gradually moves downwards, and when the mold closing state is reached, the hook 202 hooks the limit pin 34.

5. Specific operation process

The inclined slide block 32 is fixedly connected with the front die 10, the rear die insert 30 is fixedly connected with the rear die 11, and other parts are assembled to perform die operation.

5.1, the die action is explained as follows:

as shown in fig. 14, the mold clamping operation includes the steps of:

s101: resetting the ejector plate;

s102: A/B mold assembly;

s103: the inclined slide block 32 is driven after the top surface of the inclined slide block 32 is contacted with the connecting seat 201 of the front mould inclined slide block draw hook 20;

s104: the inclined slide block 32 and the inclined slide block insert 31 simultaneously move downwards in an inclined mode according to the guide angle until the mold closing action is finished.

As shown in fig. 15, the mold opening operation includes the following steps:

s201: in the A/B die opening process, the front die inclined slide block drag hook 20 drives the guide pin 33 to move;

s202: the guide pin 33 drives the inclined slide block 32 to draw core upwards in an inclined way according to a guide angle, so that the glue position formed on the inclined slide block insert 31 by the buckle reverse-buckling part is separated from a product;

s203: ejecting the product;

s204: and (6) taking the workpiece.

5.2, the attention points of the inclined slide block mechanism are explained as follows:

1) when the inclined slide block 32 performs core pulling, the limiting pin 34 moves in the limiting groove 302 to control the stroke of the inclined slide block;

2) the position of the inclined slide block 32 after core pulling is limited by the spring 5, so that the front mold inclined slide block draw hook 20 is prevented from being damaged during mold closing;

3) the ramp block 32 and the ramp block insert 31 are secured together with a pin.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. The utility model provides a mould is with oblique slider mechanism for drive slider mold insert (31) to one side and carry out the slant and loose core, slider mold insert (31) to one side is used for the mould shaping, a serial communication port, slider mechanism to one side includes slider (32) and back mould mold insert (30) to one side, slider mold insert (31) to one side is connected slider (32) to one side, be equipped with the confession in back mould mold insert (30) first passageway (301) of slider (32) to one side, slider (32) to one side is located in first passageway (301), slider (32) to one side is connected through spring (5) back mould mold insert (30), works as when spring (5) are in free state, the one end of slider (32) to one side is located back mould mold insert (30) outside.

2. The inclined slide block mechanism for the mold according to claim 1, further comprising a front mold inclined slide block draw hook (20), wherein the inclined slide block (32) is provided with a guide pin (33), and the front mold inclined slide block draw hook (20) is matched with the guide pin (33) in position and shape for driving the guide pin (33) to move.

3. The inclined slide block mechanism for the mold according to claim 2, wherein the front mold inclined slide block drag hook (20) comprises a connecting seat (201) and a hook (202), the connecting seat (201) is connected with the hook (202), the hook (202) comprises a first connecting portion and a second connecting portion, one end of the first connecting portion is connected with the connecting seat (201), the other end of the first connecting portion is connected with the second connecting portion, an included angle between the second connecting portion and the first connecting portion is an obtuse angle, and one end of the second connecting portion, which is far away from the first connecting portion, is in a cuboid shape.

4. The diagonal slide mechanism for a mold according to claim 3, wherein the number of the hooks (202) is two, the guide pin (33) penetrates through the diagonal slide (32), and the guide pin (33) is exposed on both sides of the diagonal slide (32).

5. The slanting slide mechanism for mold as claimed in claim 3, wherein an end of said connecting seat (201) is a slope having an inclination perpendicular to an inclination of said first channel (301), and an end of said slanting slide (32) located outside said rear mold insert (30) is engaged with said slope.

6. The ramp slide mechanism for a mold according to claim 2, characterized in that the guide pin (33) is connected through the ramp slide insert (31).

7. The inclined slide block mechanism for the mold according to claim 1, wherein the inclined slide block (32) is provided with a limiting pin (34), the rear mold insert (30) is correspondingly provided with a limiting groove (302), and the limiting pin (34) is located in the limiting groove (302).

8. The mechanism of claim 1, wherein the ramp block insert (31) is connected to the ramp block (32) by a pin.

9. The slanting slider mechanism as claimed in claim 1, wherein a second channel (321) and a third channel (322) are provided inside the slanting slider (32), the second channel (321) is provided from top to bottom and penetrates only one end of the slanting slider (32), the third channel (322) is horizontally provided, passes through the second channel (321) and penetrates the slanting slider (32), the slanting slider insert (31) is located in the third channel (322), the slanting slider insert (31) is provided with a protrusion (311), the protrusion (311) is located in the second channel (321), the spring (5) is located in the second channel (321), one end of the spring (5) is connected to the protrusion (311), and the other end is connected to the rear mold insert (30).

10. The inclined slide block mechanism for the mold according to claim 1, wherein the rear mold insert fixing blocks (35) are provided on both sides of the rear mold insert (30).

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