CN219381391U - Oblique demoulding mould of mouse - Google Patents

Abstract

The utility model aims to provide a side die-opening structure, and a mouse inclined die-stripping die formed by using a flip-chip hot runner injection molding. The injection molding machine comprises an upper module, a lower module, a thimble group, a demolding driving assembly, a demolding module and a hot runner, wherein the upper module is in guide fit with the lower module, the thimble group is arranged in the lower module and ejects an injection molded product, the demolding driving assembly is fixedly connected with the upper module through a first fixing piece, the demolding module is connected with the movable end of the demolding driving assembly, the upper module is provided with an inclined demolding channel, the demolding piece penetrates through the demolding channel to be matched with the lower module, and the hot runner is arranged in the lower module and is in injection molding fit with the demolding piece. The utility model is applied to the technical field of mouse inclined demoulding dies.

Description

Oblique demoulding mould of mouse

Technical Field

The utility model relates to the technical field of mouse inclined demolding molds, in particular to a mouse inclined demolding mold.

Background

Most of the moulds used for pouring are formed by splicing parts, the positions of joints cannot be absolutely smooth, fine gaps exist, fine edge protrusions, namely parting lines, exist at the positions when poured accessories are produced, along with the development of times, the requirements of end users on the novelty and the appearance of products are stricter except for functional requirements, and therefore the lifting technology of the moulds is required, for example, in the using process of a mouse, the users need to contact and interact hands with the shell of the mouse, if the parting lines are arranged on the surface of the shell, the follow-up procedures need to polish the protruding parts of the parting lines, the whole appearance is influenced, the operation is troublesome, and therefore the problem of the parting lines is solved by the side demolding structure.

The utility model discloses a chinese patent of publication No. CN206663694U, a but quick drawing of patterns mouse shell injection mold is disclosed including runner cover, cover half bedplate, the fixed die plate, the cover half, the movable mould, movable mould board and movable mould bedplate, the runner cover is established in the one side of cover half and is used for pouring plastics, the cover half cover is established on the fixed die plate, the fixed die plate is fixed in the one side of cover half bedplate, the movable mould cover is established and is fixed on the movable mould board, the movable mould is fixed in the one side of movable mould bedplate, during the drawing of patterns, the movable mould is kept away from the cover half along guide pillar direction to the movable mould, the finished product that the injection molding was accomplished withdraws from the mould, it is known from the drawing of this patent, the parting line is located the both sides of mould, need have good experience to the moulding plastics residue polishing of its surface after the drawing of patterns after the assurance user uses, subsequent cost of labor increases, be unfavorable for increasingly retrenching production line demand.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects in the prior art, and provides a side-opening die structure, and a mouse inclined demoulding die formed by flip-chip hot runner injection moulding.

The technical scheme adopted by the utility model is as follows: the injection molding machine comprises an upper module, a lower module, a thimble group, a demolding driving assembly, a demolding module and a hot runner, wherein the upper module is in guide fit with the lower module, the thimble group is arranged in the lower module and ejects an injection molded product, the demolding driving assembly is fixedly connected with the upper module through a first fixing piece, the demolding module is connected with the movable end of the demolding driving assembly, the upper module is provided with an inclined demolding channel, the demolding piece penetrates through the demolding channel to be matched with the lower module, and the hot runner is arranged in the lower module and is in injection molding fit with the demolding piece.

Further, the lower module includes bottom plate, first faller, second faller, lower bolster and two sets of faller drive arrangement, the lower bolster with go up module direction cooperation, first faller with the second faller sets up the lower bolster with between the bottom plate, two sets of faller drive arrangement set up relatively the both sides of lower bolster, two sets of faller drive arrangement's output all with first faller is connected, the second faller with the lower bolster all seted up with the groove of stepping down of thimble group looks adaptation, the one end of thimble group with first faller roof pressure fit.

Further, the bottom plate, the first needle plate, the second needle plate and the lower template are all provided with abdication grooves matched with the hot runner.

Further, the drawing of patterns drive assembly includes drawing of patterns drive arrangement and drawing of patterns guide block, first mounting is equipped with the fluting of slope, drawing of patterns drive arrangement with first mounting fixed connection, the one end of drawing of patterns guide block with drawing of patterns drive arrangement's output block is connected, the drawing of patterns guide block is equipped with the draw-in groove, the draw-in groove with drawing of patterns piece direction cooperation.

Further, the demolding guide block is provided with a guide sliding rail and a stopping block, one side of the demolding guide block is provided with an installation groove matched with the demolding driving device, the guide sliding rail is obliquely arranged and matched with the demolding piece in a guiding manner, and the stopping block is arranged in the middle of the demolding guide block and is in limiting fit with the demolding piece.

Further, a stop groove matched with the stop block is formed in the stripping module.

Further, the upper die set and the lower die set are in guide fit through a plurality of guide posts.

The beneficial effects of the utility model are as follows: the angle of the demoulding channel is 50-60 degrees, so that a parting line of an injection molding product is positioned at one side of an installation line, the whole appearance of the product is attractive, the use handfeel is not influenced by wire clamping and scraping, the follow-up polishing procedures are reduced, the lower die set is provided with a fixed die matched with the demoulding component, a hot runner is fed from the lower part, a hot runner material outlet is connected with the fixed die, a circle of reserved groove is arranged at the hot runner material outlet, a demoulding driving device drives a demoulding piece to be close to the fixed die and tightly pressed on the fixed die during injection molding, molten materials are injected into the fixed die along the hot runner, after cooling and solidification, the demoulding driving device retracts to drive the demoulding piece to be far away from the fixed die, the upper die set and the lower die set are opened, then the product of the ejector pin assembly is ejected out, the whole structure is simple and efficient, the parting line is positioned on a product installation surface, no raised colloidal particles remain on the product surface, the production line flow is effectively simplified, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is another view of a schematic structural diagram of the present utility model;

FIG. 3 is a schematic view of the configuration of the stripper drive assembly and stripper member of the present utility model in cooperation;

FIG. 4 is a cross-sectional view of the present utility model in a clamped state;

FIG. 5 is a schematic view of the structure of the mold opening state of the present utility model;

FIG. 6 is a schematic view of the construction of the stripper guide block of the present utility model;

fig. 7 is a schematic view of the structure of the stripping module of the present utility model.

Detailed Description

As shown in fig. 1 to 7, in this embodiment, the utility model includes an upper module 1, a lower module 2, a thimble group 3, a demolding driving assembly 4, a demolding assembly 5 and a hot runner 6, wherein the upper module 1 is in guiding fit with the lower module 2, the thimble group 3 is arranged in the lower module 2 and ejects the injection molded product, the demolding driving assembly 4 is fixedly connected with the upper module 1 through a first fixing member 7, the demolding assembly 5 is connected with a movable end of the demolding driving assembly 4, the upper module 1 is provided with an inclined demolding runner, the demolding assembly 5 passes through the demolding runner and is matched with the lower module 2, the hot runner 6 is arranged in the lower module 2 and is in injection molding fit with the demolding assembly 5, the demolding runner angle is 50-60 degrees, a parting line of the injection molded product is positioned on one side of an installation line, the product is attractive in appearance, the use is not influenced by a clamp line scraper, the subsequent polishing procedure is reduced, the lower module 2 is provided with a mold-releasing structure adapted to the demolding assembly 5, the lower mold 6 is provided with a lower mold 6, the hot runner is not provided with a cooling groove matched with the hot runner, and is not provided with a cooling groove, the hot runner 6 is reserved on the upper side of the injection molding assembly, the injection molding assembly is not in the injection molding assembly is closed, the injection molding assembly is not provided with a cooling groove, the hot runner is not provided with a cooling groove is opened, and the hot runner is effectively compressed, and the hot runner is not provided with a cooling device is left on the upper molding assembly, and is exposed, and the surface of the product is exposed, and has a good quality.

In this embodiment, the lower module 2 includes a bottom plate 21, a first needle plate 22, a second needle plate 23, a lower template 24 and two groups of needle plate driving devices 25, the lower template 24 is in guiding fit with the upper module 1, the first needle plate 22 and the second needle plate 23 are disposed between the lower template 24 and the bottom plate 21, two groups of needle plate driving devices 25 are relatively disposed at two sides of the lower template 24, output ends of the two groups of needle plate driving devices 25 are connected with the first needle plate 22, the second needle plate 23 and the lower template 24 are provided with yielding grooves matched with the ejector pin groups 3, one end of the ejector pin groups 3 is in pressing fit with the first needle plate 22, one side of the lower module is provided with a dust blocking plate, the dust blocking plate is disposed at one side of the needle plate driving devices 25, dust is effectively reduced from one side to enter the inner space of the die, the needle plate driving devices 25 are compression cylinders, and the ejector cylinder structures are used to ensure that sufficient force is used to drive the ejector pins 3 to eject products.

In this embodiment, the bottom plate 21, the first needle plate 22, the second needle plate 23, and the lower die plate 24 are all provided with a relief groove adapted to the hot runner 6.

In this embodiment, the demolding driving assembly 4 includes a demolding driving device 41 and a demolding guide block 42, the first fixing member 7 is provided with an inclined slot, the demolding driving device 41 is fixedly connected with the first fixing member 7, one end of the demolding guide block 42 is in clamping connection with the output end of the demolding driving device 41, the demolding guide block 42 is provided with a clamping groove, the clamping groove is in guiding fit with the demolding member 5, the demolding driving device 41 is a telescopic cylinder, during telescoping, a relatively large ejection force and a relatively large retraction force can be provided along the movement direction of the output end, the stroke is stable and effective in the mold clamping and mold opening process, the condition that the product fails in injection molding due to insufficient demolding force or mold clamping force is prevented, the output end of the demolding driving device 41 is inclined by 15 degrees to 20 degrees, the demolding guide block 42 reciprocates back and forth along the inclined direction, and the demolding block 3 reciprocates up and down along the demolding path of the upper module 1 under the driving of the demolding guide block 42.

In this embodiment, the drawing of patterns guide block 42 is equipped with direction slide rail 44 and stops piece 45, one side of drawing of patterns guide block is equipped with drawing of patterns drive arrangement matched with mounting groove 46, the slope of direction slide rail 44 set up and with drawing of patterns spare 5 direction cooperation, stop piece 45 set up the middle part of drawing of patterns guide block and with the spacing cooperation of drawing of patterns spare 5, direction slide rail 44 is T type form, both sides homoenergetic and drawing of patterns spare 5 slip direction, and the direction promotes stability and is difficult for droing, stops piece 45 to establish at the lower extreme of direction slide rail 44 and be square bulge form, and it is effectual to stop.

In this embodiment, the demolding member 5 is provided with a stop groove 51 adapted to the stop block 45.

In this embodiment, the upper module 1 and the lower module 2 are guided and matched by a plurality of guide posts.

The working principle of the utility model is as follows:

the demolding driving assembly 4 is matched with the demolding assembly and is arranged in the upper module 1, and the thimble assembly 3 is arranged in the lower module 2;

when the mold is closed and injection molded, the needle plate driving device 25 stretches out to drive the ejector pin group 3 to withdraw from the fixed mold, then the upper mold set 1 and the lower mold set 2 are closed and guided to be compressed, the mold stripping driving device stretches out to drive the mold stripping piece 5 to be pressed down after compression, the mold stripping piece 5 is driven by the mold stripping guide block to move downwards along the mold stripping channel to be matched with the fixed mold, and then the inverted hot runner 6 is fed from the lower side to perform injection molding operation;

after injection molding is completed, the demolding driving device retracts to drive the demolding guide block, the demolding module 5 moves upwards along the demolding channel under the driving of the demolding guide block, the demolding module 5 is separated from the fixed mold and simultaneously performs preliminary demolding with a molded product, then the upper mold set 1 and the lower mold set 2 are mutually far away to perform mold opening operation, the ejector pin driving device contracts, and the second needle plate 23 is pulled to drive the ejector pin group 3 to eject the lower mold set 2.

While the embodiments of this utility model have been described in terms of practical aspects, they are not to be construed as limiting the meaning of this utility model, and modifications to the embodiments and combinations with other aspects thereof will be apparent to those skilled in the art from this description.

Claims (7)

1. The utility model provides a mouse drawing of patterns mould to one side, it includes module (1), lower module (2) and thimble group (3), go up module (1) with lower module (2) direction cooperation, thimble group (3) set up in lower module (2) and with the injection molding ejection, its characterized in that: the mouse inclined demolding mold is characterized by further comprising a demolding driving assembly (4), a demolding piece (5) and a hot runner (6), wherein the demolding driving assembly (4) is fixedly connected with the upper mold set (1) through a first fixing piece (7), the demolding piece (5) is connected with the movable end of the demolding driving assembly (4), the upper mold set (1) is provided with an inclined demolding channel, the demolding piece (5) penetrates through the demolding channel to be matched with the lower mold set (2), and the hot runner (6) is arranged in the lower mold set (2) and is in injection molding fit with the demolding piece (5).

2. The oblique mouse demolding mold according to claim 1, wherein: lower module (2) include bottom plate (21), first faller (22), second faller (23), lower bolster (24) and two sets of faller drive arrangement (25), lower bolster (24) with go up module (1) direction cooperation, first faller (22) with second faller (23) set up lower bolster (24) with between bottom plate (21), two sets of faller drive arrangement (25) set up relatively the both sides of lower bolster (24), two sets of faller drive arrangement (25) output all with first faller (22) are connected, second faller (23) with lower bolster (24) all seted up with the groove of stepping down of thimble group (3) looks adaptation, the one end of thimble group (3) with first faller (22) top press fit.

3. The oblique mouse demolding mold according to claim 2, wherein: the bottom plate (21), the first needle plate (22), the second needle plate (23) and the lower template (24) are respectively provided with a abdication groove matched with the hot runner (6).

4. The oblique mouse demolding mold according to claim 1, wherein: the demolding driving assembly (4) comprises a demolding driving device (41) and a demolding guide block (42), wherein an inclined groove is formed in the first fixing piece (7), the demolding driving device (41) is fixedly connected with the first fixing piece (7), one end of the demolding guide block (42) is connected with the output end of the demolding driving device (41) in a clamping mode, and the demolding guide block (42) is provided with a clamping groove which is matched with the demolding piece (5) in a guiding mode.

5. The oblique mouse demolding mold according to claim 4, wherein: the demolding guide block (42) is provided with a guide slide rail (44) and a stop block (45), one side of the demolding guide block (42) is provided with an installation groove (46) matched with the demolding driving device (41), the guide slide rail (44) is obliquely arranged and matched with the demolding piece (5) in a guiding manner, and the stop block (45) is arranged in the middle of the demolding guide block (42) and is in limit fit with the demolding piece (5).

6. The oblique mouse demolding mold according to claim 5, wherein: and a stop groove (51) matched with the stop block (45) is formed in the demolding piece (5).

7. The oblique mouse demolding mold according to claim 1, wherein: the upper die set (1) and the lower die set (2) are in guide fit through a plurality of guide posts.