CN213321211U

CN213321211U - Die set

Info

Publication number: CN213321211U
Application number: CN202021331426.2U
Authority: CN
Inventors: 张爱明
Original assignee: Shenzhen Forever Industrial Technology Co ltd
Current assignee: Shenzhen Forever Industrial Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-06-01
Anticipated expiration: 2030-07-07

Abstract

The embodiment of the utility model relates to a mold, which comprises a front mold component, a push plate component and a bottom plate component, wherein the bottom plate component comprises a bottom plate and a rear mold core, and the rear mold core is arranged on the bottom plate; the push plate component comprises a hollow push plate and a top plate unit arranged on the push plate, the push plate is sleeved on the rear mold core and can move relative to the rear mold core, and the top plate unit is used for pushing the push plate; the bottom plate assembly is connected with one end, provided with the top plate unit, of the push plate assembly, and the front mold assembly is connected with the other end of the push plate assembly. The utility model has the advantages of simple structure, can reduce the whole height of mould and practice thrift manufacturing cost and subsequent manufacturing cost.

Description

Die set

Technical Field

The utility model relates to the technical field of mold, especially, relate to a mold.

Background

The mold is a tool for molding articles, is widely applied to the fields of injection molding, blow molding, extrusion, die casting, forging and pressing molding, smelting and the like in industrial production, and is particularly convenient for processing parts with complex shapes by adopting mold molding. The mold generally comprises a movable mold and a fixed mold, when the mold is used for molding parts, the movable mold and the fixed mold are usually required to be assembled, the parts are molded in an inner cavity of the mold after being assembled, the parts are generally left in the movable mold after being molded, and then a structure for ejecting a push plate is required to eject out the molded product.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art: when the standard mould blank with the push plate is designed, the height of the square iron of the mould is increased along with the increase of the depth of a product, so that the integral height of the mould is increased, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a main technical problem who solves provides a push pedal structure and mould including this push pedal structure, the utility model has the advantages of simple structure, can reduce the whole height of mould and practice thrift manufacturing cost and subsequent manufacturing cost.

The embodiment of the utility model provides a following technical scheme: providing a mold comprising:

a front mold component, a push plate component and a bottom plate component,

the bottom plate assembly comprises a bottom plate and a rear mold core, and the rear mold core is arranged on the bottom plate;

the push plate component comprises a hollow push plate and a top plate unit arranged on the push plate, the push plate is sleeved on the rear mold core and can move relative to the rear mold core, and the top plate unit is used for pushing the push plate;

the bottom plate assembly is connected with one end, provided with the top plate unit, of the push plate assembly, and the front mold assembly is connected with the other end of the push plate assembly.

In an embodiment, the push plate assembly further includes at least one limiting unit, one end of the limiting unit is connected to the push plate, and the other end of the limiting unit is connected to the bottom plate, so as to limit the moving distance of the push plate relative to the bottom plate.

In an optional mode, the push plate assembly further comprises at least one resistance unit, and the resistance unit is arranged between the push plate and the bottom plate and used for increasing the mold opening resistance between the push plate and the bottom plate.

In an alternative form, the top plate unit includes a top rod for pushing the push plate to move relative to the rear core through a top rod hole and a top rod hole.

In an optional mode, the top plate unit further includes a mounting seat and at least one fixing screw, and the mounting seat is provided with positioning holes corresponding to the fixing screws one to one;

the top rod hole is formed in the mounting seat, and the mounting seat is fixed on the push plate through the matching of the positioning hole and the fixing screw.

In an optional mode, the die further comprises a guide assembly, wherein the guide assembly comprises a first guide post sleeve, a second guide post sleeve and a guide post;

the first guide post sleeve and the second guide post sleeve are respectively sleeved on the guide post and can move along the guide post;

the guide assembly is used for enabling the front mold assembly or the push plate assembly or the bottom plate to move.

In an optional mode, the front mold assembly comprises a front mold plate, a first through hole is formed in the front mold plate, and the first guide pillar sleeve is arranged on the front mold plate through the through hole;

the push plate is provided with a second through hole, and the second guide post sleeve is arranged on the push plate through the second through hole;

the bottom plate is provided with a third through hole, and the guide pillar is arranged on the bottom plate through the third through hole;

the push plate or the front template can move relative to the bottom plate through the guide assembly.

The embodiment of the utility model relates to a mold, this mold includes preceding membrane module, push pedal subassembly and bottom plate subassembly, the bottom plate subassembly includes the back mold core, set up the roof unit on the push pedal subassembly, thereby the push pedal unit can be ejecting with the product when the roof unit promotes the push pedal unit, accomplish the drawing of patterns process, in this process, when realizing same function, the B board has been reduced on the basis of current mold, the square iron, thimble face bottom plate isotructure, make overall structure simpler, the whole height of mould has also been reduced simultaneously, the cost is saved.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

Fig. 1 is a schematic structural diagram of a mold provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an exploded view of a mold provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a push plate assembly in a mold according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a front mold assembly in a mold provided by an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a bottom plate assembly in a mold according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a mold according to an embodiment of the present invention, and fig. 2 is a schematic structural diagram of an exploded view of the mold according to an embodiment of the present invention, where the mold includes a front mold assembly 10, a push plate assembly 20, and a bottom plate assembly 30.

Wherein, the push plate assembly 20 comprises a push plate 21 and a top plate unit 22; the bottom plate assembly 30 comprises a bottom plate 31 and a rear mold core 32; the bottom plate assembly 30 is connected to one end of the push plate assembly 20 where the top plate unit 22 is provided, and the other end of the push plate assembly 20 is connected to the front mold assembly 10.

Specifically, the middle part of the push plate 21 is hollowed, and the contour of the hollowed part can be matched with the external structure of the rear mold core 32, so that the push plate 21 can be sleeved on the rear mold core 32 and can move up and down relative to the rear mold core 32; the one end of roof unit 22 is fixed on push pedal 21, the other end links to each other with bottom plate 31, roof unit 22 is used for exerting a thrust on push pedal 21, promote push pedal 21 at the drawing of patterns in-process, push pedal 21 is pushing out the product at the removal in-process, the completion drawing of patterns process, at this in-process, the B board has been reduced on the basis of current mould, the square iron, thimble face bottom plate isotructure, make overall structure simpler, the whole height of mould has also been reduced simultaneously, the cost is saved.

In some embodiments, as shown in fig. 3, the push plate assembly 20 further includes four limiting units 23, one end of each limiting unit 23 is connected to the push plate 21, and the other end is connected to the bottom plate 31, specifically, the limiting unit 32 is used to limit the distance that the push plate 21 is pushed when the push plate 21 is pushed by the top plate unit 22 during the demolding process.

It should be noted that the limiting unit 23 may be a limiting screw or the like that can limit the distance that the pushing plate 21 is pushed; the number of the limiting units 23 may be one or more.

In some embodiments, the push plate assembly 20 further includes four resistance units 24, one end of each resistance unit 24 is connected to the push plate 21, and the other end is connected to the bottom plate 31, and the resistance units 24 are used for increasing the mold opening resistance between the push plate 21 and the bottom plate 31 during mold opening, so as to ensure that the front mold assembly 10 and the push plate assembly 20 are opened before the push plate assembly 20 and the bottom plate assembly 30 are opened.

Alternatively, the resistance unit 24 is a shutter, and there may be only one or a plurality of resistance units 24.

In other embodiments, the top plate unit 22 includes a top rod (not shown) and a top rod hole 222, and specifically, the top rod is inserted into the top rod hole 222 until it abuts against the push plate 21, and then the top rod is pushed forward to push the push plate 21 to move relative to the rear mold core 32.

Optionally, the top plate unit 22 further includes a mounting seat 223 and fixing screws 224, the mounting seat is provided with positioning holes 225, and the positioning holes 225 correspond to the fixing screws 224 one to one.

In practical application, threaded holes (not shown in the figures) corresponding to the fixing screws 224 are formed in the push plate 21, the fixing screws 224 pass through the positioning holes 225 and are screwed into the threaded holes to fix the mounting seat 223 on the push plate 21, the positioning holes 225 may be provided with threads or not, one end of the mounting seat 223 abuts against the push plate 21, and as shown in fig. 4, the other end of the mounting seat 223 is inserted into a through hole 312 formed in the bottom plate 31 and used for mounting the mounting seat 223; the knock-out pin hole 222 is provided in the mount 223 and is provided as a through hole starting from the contact surface of the mount 223 with the push plate 21.

Alternatively, the mounting seat 223 is configured as a cylinder, and the top stick hole 222 is a through hole with a straight line of centers of the two bottom surfaces as a center line.

Alternatively, the positioning hole 225 is a countersunk hole, the screw rod of the fixing screw 224 passes through the countersunk hole, and the screw head of the fixing screw 224 is buried in the countersunk hole, so that space is saved and possible interference with other parts is avoided.

In other embodiments, the mounting seat 223 may be fixed to the push plate 21 by other fixing methods such as welding; the number of the top plate unit 22 or the fixing screws 224 is not limited as long as it is equal to or more than one.

In an embodiment, referring to fig. 3, fig. 4 and fig. 5, the mold further includes a guiding assembly (not labeled), the guiding assembly includes a first guiding post sleeve 41, a second guiding post sleeve 42 and a guiding post 43.

Specifically, the first guide post sleeve 41 and the second guide post sleeve 42 can be sleeved in the guide post 43 and move relative to the guide post 43, and each part of the guide assembly is respectively fixed in the front mold assembly 10, the push plate assembly 20 and the bottom plate assembly 30, so that the front mold assembly 10, the push plate assembly 20 and the bottom plate assembly 30 can move correspondingly to each other, and different installation positions of the guide assembly in the front mold assembly 10, the push plate assembly 20 and the bottom plate assembly 30 will result in different moving modes between the front mold assembly 10, the push plate assembly 20 and the bottom plate assembly 30, for example, if the first guide post sleeve 41 is arranged on the push plate assembly 20 and the guide post is arranged on the front mold assembly 10, the push plate 20 can move relative to the front mold assembly 10, and the like.

It should be noted that the guide assemblies are arranged in four groups in the present embodiment, and other numbers of guide assemblies may be arranged in other embodiments.

Optionally, the front mold assembly 10 includes a front mold plate 11, and the front mold plate 11 is provided with first through holes 111 corresponding to the first guide pillar sleeves 41 one to one; the push plate 21 is provided with second through holes 211 corresponding to the second guide post sleeves 42 one by one; the bottom plate 31 is provided with third through holes 311 corresponding to the guide posts 43 one to one.

Specifically, the first guide post bush 41 passes through the first through hole 111 and is fixed in the front mold plate 11, and the first guide post bush 41 moves together with the front mold plate 11; the second guide post sleeve 42 passes through the second through hole 211 and is fixed in the push plate 21; the guide post 43 passes through the third through hole 311 and is fixed to the bottom plate 31.

In practical application, the first guide post sleeve 41 is an integrally formed two hollow concentric cylinder structures with different diameters at the bottom, the first through hole 111 is set as a first stepped hole, a cylinder with a larger diameter at the bottom of the first guide post sleeve 41 is embedded in the first through hole 111, and the other cylinder of the first guide post sleeve 41 is fixed with the inside of the first through hole 111 by adopting different fixing modes, for example, corresponding thread structures are arranged outside the first guide post sleeve 41 and inside the first through hole 111, and the first guide post sleeve 41 is fixed by screwing the first guide post sleeve 41 into the first through hole 111; the second guide post housing 42 may be secured within the push plate 21 in the same manner as the first guide post housing 41.

The guide post 43 is set as two concentric cylinders with different diameters on the bottom surface, the cylinder with larger diameter on the bottom surface is the guide post head 431 of the guide post 43, the cylinder with smaller diameter on the bottom surface is the guide post body 432 of the guide post 43, the third through hole 311 is set as a second step hole, the guide post head 431 is embedded in the third through hole 311, the guide post body 432 passes through the third through hole 311 and extends to one end, away from the push plate 21, inside the first guide post sleeve 41 in a film combining state of the mold, through the installation mode, the front mold plate 11 can move relative to the bottom plate 31 in mold opening, and the push plate 21 can also move relative to the bottom plate 31 in mold opening.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A mold, comprising:

a front mold component, a push plate component and a bottom plate component,

2. The mold according to claim 1,

the push plate assembly further comprises at least one limiting unit, one end of the limiting unit is connected with the push plate, and the other end of the limiting unit is connected with the bottom plate and used for limiting the moving distance of the push plate relative to the bottom plate.

3. The mold according to claim 2,

the push plate assembly further comprises at least one resistance unit, and the resistance unit is arranged between the push plate and the bottom plate and used for increasing the mold opening resistance between the push plate and the bottom plate.

4. The mold according to claim 1,

the top plate unit comprises a top rod and a top rod hole, and the top rod is used for pushing the push plate to move relative to the rear mold core through the top rod hole.

5. The mold according to claim 4,

the top plate unit also comprises an installation seat and at least one fixing screw, and the installation seat is provided with positioning holes corresponding to the fixing screws one by one;

6. The mold according to any one of claims 1 to 5,

the die further comprises a guide assembly, wherein the guide assembly comprises a first guide post sleeve, a second guide post sleeve and a guide post;

7. The mold according to claim 6,

the front die assembly comprises a front die plate, a first through hole is formed in the front die plate, and the first guide column sleeve is arranged on the front die plate through the through hole;