CN220808299U - Slide side glue-feeding and latent piece glue-feeding structure and injection mold - Google Patents

Abstract

The utility model provides a go position side and glue and change latent piece and advance gluey structure and injection mold, including cope match-plate pattern and lower mould, the lower mould sets up the below of cope match-plate pattern, cope match-plate pattern and lower mould enclose into the shaping space, the cope match-plate pattern includes the cope match-plate pattern and installs oblique guide pillar and oblique guide block, oblique guide pillar outwards slope expansion from top to bottom, the oblique guide block sets up in the outside of oblique guide pillar, the lower mould includes the lower bolster, the lower bolster is installed and is gone position seat and advance position mold insert, it sets up on the lower bolster and drives to go position mold insert activity to go position seat, it sets up the inclined guide hole to go position seat to correspond the oblique guide pillar of cope match-plate pattern, the inclined guide pillar activity sets up in the inclined guide hole, it sets up the inclined hole to go position seat activity corresponding to the inclined ejector pin, the inclined ejector pin activity sets up in the inclined hole, the inclined ejector pin seat sets up in the below of lower bolster and swing joint in inclined ejector pin, lower bolster, down template, inclined ejector pin and advance position mold insert enclose into the piece passageway jointly, shaping space, the piece passageway and advance gluey passageway intercommunication setting.

Description

Slide side glue-feeding and latent piece glue-feeding structure and injection mold

Technical Field

The utility model relates to an injection mold, in particular to a slide side glue-feeding and latent sheet glue-feeding structure and an injection mold.

Background

With the rapid development of modern manufacturing technology, in industrial production, molds have become an essential technological equipment necessary for producing various industrial products. In particular, in the production process of plastic products, the plastic mold is extremely widely applied, and the position of the plastic mold in various molds is more and more prominent. Therefore, it has been widely used in electronic toys, electronic instruments, electrical equipment, communication tools, living goods, and the like.

However, the existing injection mold generally adopts a glue feeding mode of direct bone-submerged plate connection, and the phenomenon that a water gap drags glue powder can occur in the actual production process, so that the mold is unstable. The production yield is low, which greatly afflicts the injection mold manufacturing industry.

Therefore, there is a need to develop a new injection mold to solve the above problems.

Disclosure of utility model

The utility model aims to provide a slide side glue transferring and diving piece glue feeding structure and an injection mold, which can effectively prevent a water gap from dragging glue powder, reduce the risk of pressing a die and greatly improve the production efficiency.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The upper die comprises an upper die plate, the upper die plate is provided with an inclined guide post and an inclined guide block which extend out of the upper die plate, the inclined guide post is obliquely outwards expanded from top to bottom, the inclined guide block is arranged on the outer side of the inclined guide post, the lower die plate comprises a lower die plate, a slide seat and a slide insert are arranged on the lower die plate, the slide seat is movably arranged on the lower die plate and drives the slide insert to move, the slide seat corresponds to the inclined guide post of the upper die and is provided with an inclined guide hole, the inclined guide post is movably arranged in the inclined guide hole, a glue feeding channel is arranged between the slide seat and the slide insert, the lower die further comprises an inclined ejector rod and an inclined ejector seat, the lower die plate corresponds to the inclined ejector rod and is provided with an inclined hole, the inclined ejector rod is movably arranged in the inclined hole, the inclined ejector seat is arranged below the lower die plate and is movably connected with the inclined ejector rod, the lower die plate, the inclined ejector rod and the slide insert form a slide channel together, the forming space, the slide insert and the glue feeding channel are communicated,

When the mold is closed, the upper mold is closed, the inclined guide post and the inclined guide block drive the slide seat and the slide insert to move inwards, and the plastic of the glue inlet channel flows to the injection molding space through the submerged piece channel; when the die is opened, the upper die and the lower die are separated, the inclined guide pillar drives the slide seat and the slide insert to move outwards, and the inclined ejection seat drives the inclined ejection rod to eject the injection molding product upwards.

Further, the lower die further comprises a line position fixing block, the line position fixing block is arranged between the line position seat and the line position insert, the line position fixing block is fixed on the line position seat and movably connected to the line position insert, and a glue feeding channel is arranged between the line position fixing block and the line position insert.

Further, the lower die further comprises a lower die core, a lower die core groove is concavely formed in the upper surface of the lower die, the lower die core is arranged in the lower die core groove, the lower die core is provided with an inclined ejector rod hole corresponding to the inclined ejector rod, the inclined ejector rod hole is communicated with the inclined hole, the inclined ejector rod is movably arranged in the inclined ejector rod hole and the inclined hole, and the lower die core, the inclined ejector rod and the slide insert jointly enclose a submerged piece channel.

Further, the lower die further comprises a guide column and a spring, the guide column is horizontally fixed on the row seat, the lower die core is provided with a guide hole corresponding to the guide column, the spring is sleeved on the guide column, the guide column and the spring are movably arranged in the guide hole, and two ends of the spring respectively abut against the hole wall of the guide hole and the row seat.

Further, the upper die further comprises an upper die core, an upper die core groove is concavely formed in the lower surface of the upper die plate, the upper die core is arranged in the upper die core groove, the upper die core and the lower die core are correspondingly arranged, and the upper die core, the lower die core, the slide insert and the inclined ejection rod jointly enclose a forming space.

Further, the inclined guide block of the upper die is provided with an inclined guide surface, and the slide seat is abutted against the inclined guide surface.

Further, a slide wear-resisting block is arranged on the outer side of the slide seat and is abutted against the inclined guide surface.

Further, the lower end of the inclined ejector rod is concavely provided with a sliding groove, the sliding groove horizontally penetrates through the inclined ejector rod, the upper end of the inclined ejector seat is provided with a sliding block corresponding to the sliding groove, the inclined ejector seat is vertically arranged, the inclined ejector rod is obliquely arranged, the inclined ejector seat drives the inclined ejector rod to slide along the inclined hole, and the sliding block is slidably arranged in the sliding groove.

Further, the lower end groove wall of the sliding groove forms a convex block, the upper end of the inclined top seat is concavely provided with a concave groove corresponding to the convex block, the upper end groove wall of the concave groove forms the sliding block, and the convex block is arranged in the concave groove in a sliding manner.

The utility model provides an injection mold, including foretell line side advances glues to change diving piece and advances gluey structure, the upper die still includes the upper die base, advance gluey ring, go up the mould connecting plate and advance glued structure, the lower mould still includes the die holder, the lower mould connecting plate, stroke post and supporting spring, advance glued structure and install between upper die base and the upper die connecting plate, advance glued structure and have into gluey mouth and play gluey mouth, advance gluey mouth and pass the upper die base and advance gluey ring intercommunication setting, go out gluey mouth and pass the upper die connecting plate and advance gluey passageway intercommunication setting, the stroke post lower extreme is installed on the lower mould connecting plate, the supporting spring cover is established on the stroke post, stroke post upper end and lower bolster swing joint set up, supporting spring both ends are supported and are propped at lower bolster and lower mould connecting plate, the below at the lower mould connecting plate is installed to the die holder.

The slide side glue feeding and diving piece glue feeding structure and the injection mold can effectively prevent the phenomenon that a water gap drags glue powder, reduce the risk of pressing molds, ensure stable production and greatly improve the production efficiency and the yield of injection products.

Drawings

FIG. 1 is a schematic view of an injection mold according to the present utility model.

Fig. 2 is an exploded view of the injection mold shown in fig. 1.

FIG. 3 is a schematic diagram showing the clamping state of a slide side glue feeding mechanism of the present utility model.

Fig. 4 is a schematic diagram of an upper mold of the glue feeding structure of the slide side glue converting latent plate shown in fig. 3.

Fig. 5 is a schematic diagram of a lower die of the glue feeding structure of the slide side glue converting latent plate shown in fig. 3.

Fig. 6 is an exploded view of a lower mold of the glue feeding structure of the slide side glue converting and diving piece shown in fig. 3.

Fig. 7 is a perspective view of a lower die of a slide side glue transfer latent plate glue feeding structure according to the utility model.

Fig. 8 is a perspective view of an upper mold of a slide side glue transfer latent plate glue feeding structure according to the utility model.

Fig. 9 is a schematic diagram of an oblique guiding structure of a slide side glue feeding-converting latent sheet glue feeding structure according to the present utility model.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, a slide side-feeding-to-latent-sheet feeding structure and an injection mold for injection molding an injection product 100 according to the present utility model includes an upper mold 10 and a lower mold 20. The lower die 20 is disposed below the upper die 10. And the upper mold 10 and the lower mold 20 enclose a molding space (not shown) of the injection molding product 100.

Referring to fig. 3-4 and 8, the upper die 10 includes an upper die plate 11. The upper die plate 11 is provided with a diagonal guide post 13 and a diagonal guide block 14 which extend out of the upper die plate. The oblique guide posts 13 are outwards inclined and expanded from top to bottom. The oblique guide block 14 is arranged outside the oblique guide post 13.

Referring to fig. 3 and 5-7, the lower die 20 includes a lower die plate 21. The lower die plate 21 is provided with a slide seat 23 and a slide insert 25. The slide seat 23 is movably disposed on the lower die plate 21 and drives the slide insert 25 to move. The row seat 23 is provided with an inclined guide hole 231 corresponding to the inclined guide post 13 of the upper die 10. The oblique guide post 13 is movably disposed in the oblique guide hole 231. A glue feeding channel (not shown) is arranged between the slide seat 23 and the slide insert 25. The lower die 20 further comprises an inclined ejector rod 26 and an inclined ejector seat 27. The lower die plate 21 is provided with inclined holes (not shown) corresponding to the inclined ejector rods 26. The inclined ejector rod 26 is movably arranged in the inclined hole. The inclined top seat 27 is disposed below the lower die plate 21 and is movably connected to the inclined top rod 26. The lower die plate 21, the inclined ejector rod 26 and the slide insert 25 together enclose a submerged piece passage (not shown). The molding space, the diving piece channel and the glue inlet channel are communicated.

The lower die 20 also includes a row position fixing block 24. The slide fixing block 24 is disposed between the slide mount 23 and the slide insert 25. The slide fixing block 24 is fixed on the slide seat 23 and movably connected to the slide insert 25. A glue feeding channel (not shown) is arranged between the slide fixing block 24 and the slide insert 25.

The lower die 20 further includes a lower die core 22. The upper surface of the lower die 20 is concavely provided with a lower die core groove (not shown). The lower die core 22 is installed in the lower die core groove. The lower die core 22 is provided with an inclined ejector rod hole (not shown) corresponding to the inclined ejector rod 26. The inclined ejector rod hole is communicated with the inclined hole. The inclined ejector rod 26 is movably arranged in the inclined ejector rod hole and the inclined hole. The lower die core 22, the inclined ejector rod 26 and the slide insert 25 together enclose a submerged channel.

Referring to fig. 3-4 and 8, the upper mold 10 further includes an upper mold core 12. An upper core groove (not shown) is concavely formed on the lower surface of the upper template 11. The upper die core 12 is installed in the upper die core groove. The upper die core 12 and the lower die core 22 are correspondingly arranged. The upper mold core 12, the lower mold core 22, the slide insert 25 and the inclined ejector rod 26 together define a molding space of the injection molding product 100.

Referring to fig. 6, the row seat 23 of the lower die 20 further includes a guide post 232 and a spring 233. The guide post 232 is horizontally fixed to the row seat 23. The lower die core 22 is provided with a guiding hole (not shown) corresponding to the guiding post 232. The spring 233 is sleeved on the guide post 232. The guide post 232 and the spring 233 are movably disposed in the guide hole. The two ends of the spring 233 respectively abut against the hole wall of the guide hole and the row seat 23.

Referring to fig. 3-5, the inclined guide block 14 of the upper die 10 is provided with an inclined guide surface 141. The row seat 23 abuts against the inclined guide surface 141. And a row-position wear-resistant block 28 is arranged on the outer side of the row-position seat 23. The row-position wear-resistant block 28 abuts on the inclined guide surface 141.

Referring to fig. 9, a sliding groove 261 is concavely disposed at the lower end of the inclined ejector rod 26. The slide groove 261 horizontally penetrates the inclined jack rod 26. The upper end of the inclined top seat 27 is provided with a sliding block 271 corresponding to the sliding groove 261. The inclined top seat 27 is vertically arranged, the inclined top rod 26 is obliquely arranged, and the inclined top seat 27 drives the inclined top rod 26 to slide along the inclined hole of the lower die plate 21 and the inclined top rod hole of the lower die core 22. The slide block 271 is slidably disposed in the slide groove 261. More specifically, the lower end groove wall of the sliding groove 261 forms a convex block 262. The upper end of the inclined top seat 27 is concavely provided with a concave groove (the figure is labeled) corresponding to the convex block 262. The upper end groove wall of the concave groove forms a sliding block 271. The convex block 262 is slidably disposed in the concave groove, and the sliding block 271 is slidably disposed in the sliding groove 261.

Referring to fig. 1-2, the upper die 10 further includes an upper die holder 16, a glue inlet ring 17, an upper die connecting plate 15, and a glue inlet structure 18. The lower die 20 further includes a lower die holder 220, a lower die connecting plate 210, a stroke post 230, and a support spring 240.

The glue feeding structure 18 of the upper die 10 is installed between the upper die holder 16 and the upper die connecting plate 15. The glue inlet structure 18 is provided with a glue inlet 181 and a glue outlet 182. The glue inlet 181 passes through the upper die holder 16 and is communicated with the glue inlet ring 17. The glue outlet 182 passes through the upper die connecting plate 15 and is communicated with the glue inlet channel. The lower end of the stroke post 230 is mounted on the lower die connecting plate 210. The supporting spring 240 is sleeved on the travel post 230. The upper end of the travel column 230 is movably connected with the lower die plate 21. The two ends of the supporting spring 240 are propped against the lower die plate 21 and the lower die connecting plate 210. The lower die holder 220 is installed below the lower die connecting plate 210.

The lower die 20 further includes ejector pins (not shown) arranged around the inclined ejector seats, and when the inclined ejector seats 27 move upward, the ejector pins also move upward, and the top ends of the ejector pins and the top ends of the inclined ejector rods 26 eject the injection product 100 together.

When the mold is closed, the upper mold 10 moves downwards to press the lower mold 20, the inclined guide post 13 and the inclined guide block 14 of the upper mold 10 drive the row seat 23, the row position fixing block 24 and the row position insert 25 of the lower mold 20 to move inwards, and the plastic of the glue inlet channel flows to the injection molding space through the submerged piece channel.

In more detail, the inclined guide block 14 of the upper die 10 moves downward, the inclined guide surface 141 presses the row seat 23 of the lower die 20 inward, and simultaneously, the inclined guide column 13 moves downward and presses the row seat 23 further inward, so that the row seat 23 moves inward; synchronously driving the slide fixing block 24 and the slide insert 25 to move inwards, so that the glue inlet channel is formed between the slide fixing block 24 and the slide insert 25; at the same time, the inclined ejector rod 26 returns to the initial position downwards, so that the lower die plate 21, the inclined ejector rod 26 and the slide insert 25 jointly enclose a latent sheet channel

Then, the plastic reaches the forming space through the glue feeding channel and the latent sheet channel, and injection molding is completed.

When the upper die 10 and the lower die 20 are separated, the inclined guide block 14 of the upper die 10 is separated from the row seat 23 of the lower die 20, and simultaneously, the inclined guide block 13 of the upper die 10 moves upward and drives the row seat 23, the row position fixing block 24 and the row position insert 25 to move outward, and at the same time, the inclined ejector seat 27 of the lower die 20 moves upward to drive the inclined ejector rod 26 to move rightward, so that the upper end of the inclined ejector rod 26 and the upper end of the ejector pin eject the injection product 100 upward.

The injection mold in this embodiment is rectangular, and four sides of the injection mold are provided with oblique guide posts 13, oblique guide blocks 14 and row seats 23. The row position fixing block 24, the row position insert 25, the inclined ejector rod 26 and the inclined ejector seat 27 are arranged on opposite sides of the long side of the rectangle.

The slide side glue feeding and diving piece glue feeding structure and the injection mold can effectively prevent the phenomenon that a water gap drags glue powder, reduce the risk of pressing molds, ensure stable production and greatly improve the production efficiency and the yield of injection products.

In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. It will be understood that when an element such as a layer, region or substrate is referred to as being "formed on," "disposed on" or "located on" another element, it can be directly on the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly formed on" or "directly disposed on" another element, there are no intervening elements present.

In this document, unless specifically stated and limited otherwise, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly coupled, detachably coupled, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms described above will be understood to those of ordinary skill in the art in a specific context.

In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", etc. refer to the directions or positional relationships based on those shown in the drawings, and are merely for clarity and convenience of description of the expression technical solution, and thus should not be construed as limiting the present application.

In this document, the use of the ordinal adjectives "first", "second", etc., to describe an element, is merely intended to distinguish between similar elements, and does not necessarily imply that the elements so described must be in a given sequence, or a temporal, spatial, hierarchical, or other limitation.

In this document, unless otherwise indicated, the meaning of "a plurality", "a number" is two or more.

In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements is included, and may include other elements not expressly listed.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a go position side and glue and change latent piece and advance gluey structure, its characterized in that, including upper die and lower die, the lower die sets up the below of upper die, upper die with the lower die encloses into the shaping space, the upper die includes the cope match-plate pattern, the cope match-plate pattern is installed and is stretched out the oblique guide pillar and the oblique guide block of cope match-plate pattern, the oblique guide pillar outwards slope expansion from top to bottom, the oblique guide block sets up the outside of oblique guide pillar, the lower die includes the lower bolster, install on the lower bolster and go position seat and move the position mold insert, move the position seat and set up on the lower bolster and drive move the position mold insert is moved about, move the position seat and correspond the oblique guide pillar of upper die is seted up the inclined guide hole, move the guide pillar activity is set up in the inclined guide hole, move about between position seat and the position mold insert is equipped with the down ejector pin and inclined ejector pin, the lower die still includes inclined ejector pin and inclined ejector pin, the inclined ejector pin corresponds the inclined ejector pin and sets up the inclined ejector pin, inclined ejector pin movable ejector pin and the inclined ejector pin is set up in the inclined guide hole, the side of the down die insert, move about the side of the die insert and the joint is moved about to the inclined guide hole, and is moved down to the side and is formed to the side by side of the die insert,

When the mold is closed, the upper mold is pressed on the lower mold, the inclined guide pillar and the inclined guide block drive the slide seat and the slide insert to move inwards, and the plastic of the glue inlet channel flows to the forming space through the submerged piece channel; when the die is opened, the upper die and the lower die are separated, the inclined guide pillar drives the slide seat and the slide insert to move outwards, and the inclined ejection seat drives the inclined ejection rod to eject the injection molding product upwards.

2. The slide side glue transferring and diving piece glue feeding structure of claim 1, wherein the lower die further comprises a slide fixing block, the slide fixing block is arranged between the slide seat and the slide insert, the slide fixing block is fixed on the slide seat and movably connected with the slide insert, and a glue feeding channel is arranged between the slide fixing block and the slide insert.

3. The slide side glue feeding and diving piece glue feeding structure of claim 2, wherein the lower die further comprises a lower die core, a lower die core groove is concavely arranged on the upper surface of the lower die, the lower die core is arranged in the lower die core groove, an inclined ejector rod hole is formed in the lower die core corresponding to the inclined ejector rod, the inclined ejector rod hole is communicated with the inclined hole, the inclined ejector rod is movably arranged in the inclined ejector rod hole and the inclined hole, and the lower die core, the inclined ejector rod and the slide insert jointly enclose a diving piece channel.

4. The line side glue feeding and converting latent sheet glue feeding structure according to claim 3, wherein the lower die further comprises a guide post and a spring, the guide post is horizontally fixed on the line seat, the lower die core is provided with a guide hole corresponding to the guide post, the spring is sleeved on the guide post, the guide post and the spring are movably arranged in the guide hole, and two ends of the spring respectively abut against the hole wall of the guide hole and the line seat.

5. The slide side glue feeding and converting latent sheet glue feeding structure according to claim 3, wherein the upper die further comprises an upper die core, an upper die core groove is concavely arranged on the lower surface of the upper die plate, the upper die core is arranged in the upper die core groove, the upper die core and the lower die core are correspondingly arranged, and the upper die core, the lower die core, the slide insert and the inclined ejector rod jointly enclose a forming space.

6. The slide side glue feeding and converting mechanism according to claim 1, wherein the inclined guide block of the upper die is provided with an inclined guide surface, and the slide seat is abutted against the inclined guide surface.

7. The slide side glue feeding and converting latent sheet glue feeding structure according to claim 6, wherein a slide abrasion-resistant block is arranged on the outer side of the slide seat and is abutted against the inclined guide surface.

8. The slide side glue feeding and converting latent sheet glue feeding structure according to claim 1, wherein a sliding groove is concavely arranged at the lower end of the inclined ejector rod, the sliding groove horizontally penetrates through the inclined ejector rod, a sliding block is arranged at the upper end of the inclined ejector seat corresponding to the sliding groove, the inclined ejector seat is vertically arranged, the inclined ejector rod is obliquely arranged, the inclined ejector seat drives the inclined ejector rod to slide along the inclined hole, and the sliding block is slidably arranged in the sliding groove.

9. The slide side glue feeding and converting latent sheet glue feeding structure according to claim 8, wherein a convex block is formed on the lower end groove wall of the sliding groove, a concave groove is concavely formed at the upper end of the inclined top seat corresponding to the convex block, a sliding block is formed on the upper end groove wall of the concave groove, and the convex block is slidably arranged in the concave groove.

10. An injection mold comprises a slide side glue feeding and diving piece glue feeding structure as claimed in any one of claims 1-9, and is characterized in that the upper mold further comprises an upper mold base, a glue feeding ring, an upper mold connecting plate and a glue feeding structure, the lower mold further comprises a lower mold base, a lower mold connecting plate, a travel column and a supporting spring, the glue feeding structure is arranged between the upper mold base and the upper mold connecting plate, the glue feeding structure is provided with a glue feeding opening and a glue outlet, the glue feeding opening penetrates through the upper mold base and is communicated with the glue feeding ring, the glue outlet penetrates through the upper mold connecting plate and is communicated with a glue feeding channel, the lower end of the travel column is arranged on the lower mold connecting plate, the supporting spring is sleeved on the travel column, the upper end of the travel column is movably connected with the lower mold plate, two ends of the supporting spring are propped against the lower mold plate and the lower mold connecting plate, and the lower mold base is arranged below the lower mold connecting plate.