CN210758689U - Mould for forming cover-shaped component - Google Patents

Abstract

The utility model relates to the technical field of mould structures, and discloses a mould for forming a cover-shaped component, which comprises a first template component, a second template component, a core pulling component and a slide component, wherein the slide component is arranged on the second template component, the core-pulling assembly comprises a sliding block and two guide blocks, the sliding block is provided with a sliding convex block, the slide assembly is provided with a concave cavity, one end of the core pulling component penetrates through the concave cavity and is enclosed with the concave cavity to form a cavity for forming the cover-shaped component, the size of the sliding lug extending towards the two guide blocks is defined as the width of the sliding lug, the sliding lug extends from the side of the row bit component towards the direction far away from the row bit component with the trend of gradually increasing width, when the mold is opened, the slide block moves along with the first template component, and the two guide blocks are obliquely close to each other. Therefore, the cover-shaped component is convenient to take out, even if the inner surface of the cover-shaped component is provided with the bulge or the recess, the cover-shaped component can be quickly taken out, and the incomplete bulge or the incomplete recess can not be caused.

Description

Mould for forming cover-shaped component

Technical Field

The utility model relates to a mould technical field especially relates to a mould for shaping lid form part.

Background

At present, a mold generally comprises a core-pulling structure and a slide structure, wherein the core-pulling structure and the slide structure form a cavity for accommodating a to-be-formed object, and the formed object is taken out through the mutual matching of the core-pulling structure and the slide structure during mold opening. For example, the formed object is a plastic product cover, the plastic product cover has an inner surface and an outer surface, the inner surface or the outer surface is provided with a recess or a protrusion according to different needs, when the conventional mold is used for forcibly removing the plastic product cover, the protrusion is often damaged or the recess is damaged, and the market demand is difficult to meet.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that the protrusion is damaged or destroyed by the protrusion often appears when the traditional mold is forced to remove some plastic cover-shaped parts with the recess or the protrusion.

The utility model discloses a following technical scheme realizes: a mold for molding cap-shaped components comprises a first mold plate component, a second mold plate component, a core pulling component and a slide component, wherein the slide component is installed on the second mold plate component, the core pulling component comprises two guide blocks which are oppositely arranged on the second mold plate component at intervals and a slide block which is installed on the first mold plate component, the slide block is provided with a sliding lug which can slide and stretch out and draw back between the two guide blocks, a cavity is arranged on the slide component, one end of the sliding lug and one end of the two guide blocks are both arranged in the cavity in a penetrating way and are enclosed with the cavity to form a cavity for molding the cap-shaped components, the size of the sliding lug extending towards the two guide blocks is defined as the width of the sliding lug, and the sliding lug extends from the side of the slide component towards the direction far away from the slide component with the trend that the width gradually increases, when the mold is opened, the slide block moves along with the first template component, and the two guide blocks are obliquely close to each other.

Furthermore, two opposite sides of the sliding convex block are respectively in sliding fit with the two guide blocks in a dovetail buckle mode.

Furthermore, dovetail grooves are formed in the opposite side faces of the two guide blocks and the sliding convex block, and convex strips matched with the dovetail grooves in a clamping mode are respectively arranged on the side faces, facing the two guide blocks, of the sliding convex block.

Further, the slider still including install base plate on the first template subassembly, the slip lug set up in on the base plate, two the guide block is first guide block and second guide block definition respectively the slip lug is towards the side of first guide block with the contained angle of the upper surface of base plate is α, defines the slip lug is towards the side of second guide block with the contained angle of the upper surface of base plate is β, wherein, 90 ° < α is ≤ 150 °, 90 ° < β is ≤ 150 °, and α equals β.

Further, included angles α and β are both equal to 102 °.

Furthermore, grooves are formed in the outer side walls of the end parts, extending into the concave cavity, of the guide blocks.

Further, the mould for forming the cover-shaped component comprises two core pulling assemblies.

Further, the slide subassembly includes main slide member and two built-in slide members, the cavity includes first design chamber and second design chamber, interval is equipped with draw-in groove and first design chamber on the main slide member, two built-in slide member all have with draw-in groove card slot-in fit's support arm, two the one end of support arm is in mutual butt and enclose in the draw-in groove and close and form the second design chamber, one the one end of subassembly of loosing core is worn to locate first design intracavity and with first design chamber encloses and closes and form the first design chamber that is used for the first lid form part of shaping, another the one end of subassembly of loosing core is worn to locate the second design intracavity and with the second design chamber encloses and closes and form the second die cavity that is used for shaping second lid form part.

Furthermore, the first template assembly comprises a first supporting plate, two fixing grooves are formed in the first supporting plate, and the substrates of the two sliding blocks are fixed in the fixing grooves respectively.

Further, the second template subassembly includes second layer board and mounting panel, be equipped with the mounting groove on the second layer board, the mounting panel is located in the mounting groove, correspond two on the mounting groove fixed slot department is equipped with two first through-holes, correspond on the mounting panel first through-hole is equipped with two second through-holes, the guide block is installed on the second layer board, the position subassembly is installed of going on the mounting panel, just the one end of guide block with the one end of slip lug all passes in proper order first through-hole with the second through-hole extends to wear to locate in the cavity.

Compared with the prior art, the beneficial effects of the utility model reside in that: the sliding block is provided with a sliding lug which can stretch out and draw back between the two guide blocks in a sliding mode, the sliding lug extends from the side of the slide assembly towards the direction far away from the slide assembly in the trend that the width gradually increases, and the two guide blocks can be obliquely close to each other when the sliding block moves along with the first template assembly. The cavity that the position subassembly was worn to locate to slide lug and two guide blocks's one end and encloses with the cavity and close the die cavity that forms and be used for shaping cap form part, during the die sinking, first template subassembly removes and drives the slider and remove along with it, slide lug moves to first template subassembly end from the position subassembly end through the slip mode, and make two guide blocks slope be close to at its in-process that removes, consequently, the subassembly of loosing core breaks away from with fashioned cap form part internal surface, can conveniently take out cap form part, even cap form part internal surface is equipped with arch or sunken, also can be quick convenient take out, can not cause arch or invagination incomplete.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of an angle structure of a mold for molding a cap member according to an embodiment of the present invention;

fig. 2 is a schematic structural view of two core pulling assemblies provided by the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a core pulling assembly provided in an embodiment of the present invention;

fig. 4 is an exploded schematic view of a core pulling assembly provided by an embodiment of the present invention;

fig. 5 is an exploded schematic view of a core pulling assembly and a slide assembly provided in an embodiment of the present invention;

fig. 6 is a schematic structural view of a built-in slide member according to an embodiment of the present invention;

fig. 7 is an assembly schematic view of the core pulling assembly, the first supporting plate and the second supporting plate provided by the embodiment of the present invention;

fig. 8 is an explosion diagram of the core pulling assembly, the first supporting plate, the second supporting plate and the mounting plate provided by the embodiment of the present invention.

In the figure: 100. the mold comprises a mold 1, a first mold plate component, 11, a first supporting plate, 111, a fixing groove, 2, a second mold plate component, 21, a second supporting plate, 211, a mounting groove, 212, a first through hole, 3, a core pulling component, 31, a first guide block, 32, a second guide block, 311, a dovetail groove, 312, a groove, 313, a base, 33, a sliding block, 331, a sliding bump, 332, a convex strip, 333, a base plate, 4, a slide component, 41, a main slide component, 42, a built-in slide component, 421, a support arm, 422, a semi-fixed cavity, 423 and a recess; 43. the device comprises a first fixed cavity 44, a second fixed cavity 45, a clamping groove 5, a mounting plate 51 and a second through hole.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" 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 also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1-8, the present invention discloses a mold 100 for forming a cap-shaped component, comprising a first mold plate component 1, a second mold plate component 2, a core pulling component 3 and a slide component 4, wherein the slide component 4 is installed on the second mold plate component 2, the core pulling component 3 comprises two guide blocks oppositely arranged on the second mold plate component 2 at intervals and a slide block 33 installed on the first mold plate component 1, the slide block 33 has a sliding lug 331 capable of slidably extending and contracting between the two guide blocks, a cavity is arranged on the slide component 4, one end of the sliding lug 331 and one end of the two guide blocks are both penetrated into the cavity and form a cavity for forming the cap-shaped component with the cavity, the size of the sliding lug 331 extending towards the two guide blocks is defined as the width of the sliding lug 331, the sliding lug 331 extends from the side of the slide component 4 towards the direction away from the slide component 4 with the gradually increasing width, when the mould is opened, the slide block 33 moves along with the first mould plate component 1, and the two guide blocks are inclined and close to each other. The sliding block 33 is provided with a sliding protrusion 331 capable of slidably extending and contracting between the two guide blocks, and the sliding protrusion 331 extends from the side of the slide assembly 4 toward a direction away from the slide assembly 4 with a gradually increasing width, mainly for enabling the two guide blocks to approach obliquely when the sliding block 33 moves along with the first template assembly 1. The embodiment of the utility model provides an in, the cavity that slide lug 331 and two guide blocks's one end was worn to locate slide subassembly 4 and is enclosed to close with the cavity and form the die cavity that is used for shaping lid form part, during the die sinking, first template subassembly 1 removes and drives slider 33 and remove along with it, slide lug 331 removes to first template subassembly 1 end from slide subassembly end through the slip mode, and make two guide blocks slope be close to at its in-process that removes, consequently, it breaks away from with fashioned lid form part internal surface to loose core subassembly 3, can conveniently take out lid form part, even lid form part internal surface is equipped with protruding or sunken, also can be quick convenient take out, can not cause protruding or sunken incomplete.

Preferably, two opposite sides of the sliding protrusion 331 are slidably engaged with the two guide blocks by means of a dovetail fastener. In the embodiment of the present invention, the dovetail grooves 311 are disposed on the opposite sides of the two guide blocks and the sliding protrusions 331, and the protruding strips 332 engaged with the locking positions of the dovetail grooves 311 are disposed on the sides of the sliding protrusions 331 facing the two guide blocks. By connecting the sliding protrusion 331 and the two guide blocks in a dovetail manner, the two guide blocks are further urged to approach obliquely during the movement of the sliding block 33. Of course, the convex strips 332 may be provided on both guide blocks, and the dovetail grooves 311 may be provided on the slide projections 331. Or other connection modes are adopted, so that the sliding lug 331 slides relative to the two guide blocks, and the two guide blocks are inclined and close to each other in the sliding process to serve as an alternative scheme of the scheme.

Preferably, the sliding block 33 further includes a base plate 333 mounted on the first template assembly 1, the sliding protrusion 331 is disposed on the base plate 333, the two guide blocks are the first guide block 31 and the second guide block 32, respectively, an included angle between a side surface of the sliding protrusion 331 facing the first guide block 31 and an upper surface of the base plate 333 is α, an included angle between a side surface of the sliding protrusion 331 facing the second guide block 32 and an upper surface of the base plate 333 is β, wherein 90 ° < α ≦ 150 °, 90 ° < β ≦ 150 °, and α is equal to β.

Preferably, the guide blocks have grooves 312 on the outer side walls of the ends extending into the cavity. By providing the recess 312, the cap-like member can be made to meet production requirements. In the embodiment of the present invention, the guide block further includes a base 313, the base 313 is located on the base plate 333 and is installed on the second template assembly 2, when the slider 33 moves, the two guide blocks do not move along with the slider 33, but are inclined to be close to each other.

Preferably, the mold 100 comprises two core back assemblies 3. The slide assembly 4 comprises a main slide member 41 and two built-in slide members 42, the cavity comprises a first fixed cavity 43 and a second fixed cavity 44, the main slide member 41 is provided with a clamping groove 45 and the first fixed cavity 43 at intervals, the two built-in slide members 42 are provided with support arms 421 inserted and matched with the clamping groove 45, one ends of the two support arms 421 are mutually abutted and enclosed in the clamping groove 45 to form the second fixed cavity 44, one end of one core pulling assembly 3 is penetrated in the first fixed cavity 43 and enclosed with the first fixed cavity 43 to form a first cavity for a first cover-shaped part, and one end of the other core pulling assembly 3 is penetrated in the second fixed cavity 44 and enclosed with the second fixed cavity 44 to form a second cavity for forming a second cover-shaped part. The embodiment of the utility model provides an in, the one end of two arms 421 all is equipped with half die cavity 422, and two half die cavity 422 after the mutual butt of two arms 421 enclose to close and form the second and decide the die cavity, all is equipped with sunken 423 on two half die cavity 422, further satisfies the specification requirement to the part of lid form, and during the die sinking, the separation of two built-in position of going component 42 is convenient for take out and is located the second and decide the die cavity the part of lid form.

Preferably, the first template assembly 1 includes a first support plate 11, two fixing grooves 111 are formed on the first support plate 11, and the base plates 333 of the two sliders 33 are respectively fixed in the fixing grooves 111. Second template component 2 includes second layer board 21 and mounting panel 5, be equipped with mounting groove 211 on the second layer board 21, mounting panel 5 is located in mounting groove 211, it is equipped with two first through-holes 212 to correspond two fixed slot 111 departments on the mounting groove 211, it is equipped with two second through-holes 51 to correspond first through-hole 212 on the mounting panel 5, the basement 313 of guide block is installed on second layer board 21, slide subassembly 4 is installed on mounting panel 5, and the one end of guide block and the one end of slide projection 331 all pass first through-hole 212 and second through-hole 51 in proper order and extend and wear to locate in the cavity.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. A mold for forming a cap-like member, characterized by: the core pulling mechanism comprises a first template assembly, a second template assembly, a core pulling assembly and a slide assembly, wherein the slide assembly is installed on the second template assembly, the core pulling assembly comprises two guide blocks which are oppositely arranged on the second template assembly at intervals and a sliding block which is installed on the first template assembly, the sliding block is provided with a sliding lug which can slidably stretch out and draw back between the two guide blocks, a cavity is arranged on the slide assembly, one end of the sliding lug and one end of the two guide blocks are both arranged in the cavity in a penetrating manner and are enclosed with the cavity to form a cavity for forming a cover-shaped component, the size of the sliding lug extending towards the two guide blocks is defined as the width of the sliding lug, and the sliding lug extends from the side of the slide assembly towards the direction far away from the slide assembly along the trend that the width gradually increases; when the mold is opened, the slide block moves along with the first template component, and the two guide blocks are obliquely close to each other.

2. The mold for molding a cap member according to claim 1, wherein: and two opposite sides of the sliding bump are respectively in sliding fit with the two guide blocks in a dovetail buckle mode.

3. The mold for molding a cap member according to claim 2, wherein: the two guide blocks are provided with dovetail grooves on the side faces opposite to the sliding convex blocks, and convex strips matched with the dovetail grooves in a clamping manner are respectively arranged on the side faces, facing the two guide blocks, of the sliding convex blocks.

4. The mold for molding a cap shaped member as claimed in claim 1, wherein the slider further comprises a base plate mounted on the first mold plate assembly, the sliding protrusion is disposed on the base plate, the two guide blocks are a first guide block and a second guide block, respectively, an angle between a side surface of the sliding protrusion facing the first guide block and an upper surface of the base plate is defined as α, an angle between a side surface of the sliding protrusion facing the second guide block and an upper surface of the base plate is defined as β, wherein 90 ° < α ≦ 150 °, 90 ° < β ≦ 150 °, and α is equal to β.

5. The mold of claim 4 wherein angles α and β are both equal to 102 °.

6. The mold of claim 1, wherein: the guide block extends into the outer side wall of the end part of the concave cavity and is provided with a groove.

7. The mold for molding a cap member according to claim 4, wherein: the mould comprises two core pulling assemblies.

8. The mold for molding a cap member according to claim 7, wherein: the position subassembly of going includes main position component of going and two built-in position components of going, the cavity includes first definite die cavity and second and decides the die cavity, the interval is equipped with draw-in groove and first definite die cavity, two on the main position component of going all have with draw-in groove card insertion fit's support arm, two the one end of support arm is in mutual butt and enclose in the draw-in groove and close and decide the die cavity to form the second, one the one end of the subassembly of loosing core is worn to locate first design intracavity and with first definite die cavity encloses and closes the first die cavity that forms and be used for the first cap form part of shaping, another the one end of the subassembly of loosing core is worn to locate the second design intracavity and with the second design chamber encloses and closes the second die cavity that forms and be used for shaping second cap form part.

9. The mold for molding a cap member according to claim 8, wherein: the first template assembly comprises a first supporting plate, two fixing grooves are formed in the first supporting plate, and the base plates of the two sliding blocks are fixed in the fixing grooves respectively.

10. The mold for molding a cap member according to claim 9, wherein: the second template component comprises a second supporting plate and a mounting plate, a mounting groove is formed in the second supporting plate, the mounting plate is arranged in the mounting groove, two fixing grooves are formed in the mounting groove in a corresponding mode, two first through holes are formed in the fixing grooves, the mounting plate is provided with two second through holes in a corresponding mode, the guide block is installed on the second supporting plate, the slide assembly is installed on the mounting plate, one end of the guide block and one end of the slide lug penetrate through the first through holes and the second through holes in a extending mode and are arranged in the concave cavity in a penetrating mode.

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