CN223058262U - Die capable of improving quality of glue feeding surface - Google Patents

Abstract

The utility model discloses a die capable of improving the surface quality of glue feeding, which effectively reduces bubbles and flow marks in the glue feeding process by optimizing the design of a material injection mechanism and a die structure, obviously improves the smoothness and the attractiveness of the surface of a pinion, ensures even glue injection distribution by adopting a branch material injection mechanism and a multi-layer material injection design, reduces the product defects caused by uneven glue injection, improves the production efficiency and the product qualification rate, simplifies the glue injection process by adopting a die structure, reduces the operation steps, improves the production efficiency, is suitable for mass production, enhances the stability and the durability of the die by arranging a T-shaped frame and a pulley structure in the die, prolongs the service life of the die, reduces the production cost, and is detachably replaced by a mounting plate, thereby being suitable for injection molding of various shapes, meeting the production requirements of different products and having wide application prospects.

Description

Die capable of improving quality of glue feeding surface

Technical Field

The utility model relates to the technical field of dies, in particular to a die capable of improving the quality of a glue feeding surface.

Background

In the production process of a labeler printer, the quality of the pinion directly affects the performance and service life of the printer.

The defects of uneven surface, bubbles, flow marks and the like easily occur in the traditional mold design in the glue injection process, so that the surface quality of the pinion is poor, and the attractiveness and the functions of the pinion are affected. In addition, the injection molding of different shapes cannot meet the production requirements of different products, and the integral mold is often required to be replaced again, so that the cost is increased, and the applicability is reduced.

Therefore, in order to improve the surface quality of the pinion gear, reduce the production defects, and improve the applicability of injection molding of products of different shapes, there is a need for a mold structure capable of improving the quality of the glue feeding surface.

Disclosure of utility model

The utility model aims to provide a die capable of improving the quality of a glue feeding surface so as to solve the problems of the prior art in the background art.

In order to achieve the above purpose, the utility model provides a technical scheme that the die capable of improving the quality of a glue feeding surface comprises an upper fixing plate, a lower fixing plate and an upper supporting plate;

The inner side of the upper fixed plate is provided with a movable plate, the inner side of the upper fixed plate is fixedly penetrated with a material injection core, the bottom of the movable plate is fixedly connected with a branch material injection mechanism, and two groups of T-shaped structures are fixedly and oppositely embedded in the bottom of the movable plate;

The top of the lower fixing plate is fixedly connected with a thimble bottom plate, the top of the thimble bottom plate is fixedly connected with a thimble panel and a plurality of groups of thimbles, the thimbles penetrate through the thimble panel, square irons are fixedly connected to two sides of the top of the lower fixing plate, the two groups of square irons are respectively arranged on two sides of the thimble bottom plate and the thimble panel, the tops of the two groups of square irons are connected with a lower supporting plate, a lower core material is fixedly arranged in the top of the lower supporting plate, and a third mounting plate is fixedly connected to the top of the lower core material;

The upper supporting plate is connected to the bottoms of the upper fixing plate and the movable plate, an upper core material is fixedly connected to the inner side of the upper supporting plate, a first mounting plate and a second mounting plate are sequentially and fixedly connected to the bottom of the upper core material, a plurality of groups of tail end pipe grooves are formed in the inner side of the upper core material, and a plurality of groups of forming grooves are formed in the inner side of the second mounting plate in a penetrating mode.

Preferably, the branch feeding mechanism comprises a bearing pipe, an H-shaped pipe, four groups of X-shaped pipes and sixteen groups of branch tail pipes, wherein:

the bearing pipe is fixed on the inner side of the movable plate and connected with the material injection core;

the H-shaped pipe is fixedly embedded into the bottom of the movable plate, and is fixedly connected to the bottom of the bearing pipe;

the four groups of X-shaped pipes are respectively and fixedly connected to the tail ends of the H-shaped pipes;

sixteen groups of branch end pipes are respectively and fixedly connected to the bottoms of the X-shaped pipes.

Preferably, the three end faces of the T-shaped frame are provided with wheel grooves, the wheel grooves are rotatably provided with pulleys, and the pulleys are slidably connected with the inner wall surface of the upper fixing plate.

Preferably, the outer diameter length and the inner diameter length of the branch end pipes are sequentially and regularly decreased from top to bottom, a plurality of groups of branch end pipes are respectively and movably connected into a plurality of groups of end pipes, and the end pipe grooves are matched with the branch end pipes in shape.

Preferably, the ejector pin is movably arranged in the lower supporting plate, the lower core material and the third mounting plate in a penetrating manner, and the top of the ejector pin extends into the forming groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the die capable of improving the quality of the glue feeding surface, through optimizing the structural design of the material injection mechanism and the die, bubbles and flow marks in the glue injection process are effectively reduced, and the smoothness and the attractiveness of the surface of the pinion are remarkably improved;

2. The mold capable of improving the quality of the glue feeding surface adopts a branch material injection mechanism and a multilayer material injection design, ensures even glue injection distribution, reduces product defects caused by uneven glue injection, improves the production efficiency and the product qualification rate, simplifies the glue injection process, reduces the operation steps, improves the production efficiency, and is suitable for large-scale production;

3. According to the die capable of improving the quality of the glue feeding surface, the T-shaped frame and the pulley structure are arranged in the die, so that the stability and durability of the die are enhanced, the service life of the die is prolonged, and the production cost is reduced;

4. The mounting plates of the die with the improved glue feeding surface quality can be detached and replaced, so that the die is suitable for injection molding of various shapes, meets the production requirements of different products, and has wide application prospects.

Drawings

FIG. 1 is a schematic diagram of a mold with improved surface quality after mold clamping;

FIG. 2 is a cross-sectional view of a front structure of a mold for improving the quality of an adhesive-feeding surface according to the present utility model;

FIG. 3 is a side cross-sectional view of a mold with improved surface quality for molding according to the present utility model;

FIG. 4 is a schematic diagram of a branched material injecting mechanism of a mold capable of improving the quality of a glue feeding surface;

FIG. 5 is a schematic view showing the bottom structure of an upper fixing plate of a mold capable of improving the quality of a glue feeding surface;

FIG. 6 is a schematic view showing the bottom structure of a movable plate of a mold capable of improving the quality of a glue feeding surface according to the present utility model;

FIG. 7 is a schematic view of a T-shaped frame of a mold for improving the quality of a glue feeding surface according to the present utility model;

FIG. 8 is a schematic diagram of a feeding structure of a mold capable of improving the quality of a glue feeding surface;

FIG. 9 is a schematic view showing a partial structure of a mold capable of improving the quality of an adhesive feeding surface according to the present utility model;

FIG. 10 is a schematic view of a mold with improved surface quality for molding according to the present utility model, after the branched material injecting mechanism is removed from the mold according to FIG. 9;

FIG. 11 is a schematic view of a mold for improving the quality of a molding surface according to the present utility model, after the lower support plate and the first mounting plate are removed from the mold according to FIG. 10;

FIG. 12 is a schematic view of a mold with improved surface quality for molding according to the present utility model, with the second mounting plate removed from the mold of FIG. 11;

fig. 13 is a schematic structural view of a mold capable of improving the quality of a glue feeding surface according to the present utility model after the third mounting plate is removed on the basis of fig. 12.

In the figure:

1. An upper fixing plate; 2, a movable plate, 3, a material injection core, 4, a branch material injection mechanism;

401. The pipe comprises a bearing pipe, a 402 type pipe, a H type pipe, a 403 type pipe, an X type pipe, a 404 type branch pipe and a last pipe;

5. the device comprises a T-shaped frame, a wheel groove, a pulley, a lower fixing plate and a pulley;

9. the ejector pin comprises an ejector pin bottom plate, an ejector pin panel, an ejector pin 11, an ejector pin 12 and a lower supporting plate;

13. Blanking a core material; 14, an upper supporting plate, 15, an upper core material, 16, a first mounting plate;

17. A second mounting plate; 18, a third mounting plate, 19, a tail end pipe groove, 20, a forming groove;

21. Square iron.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "configured to," "connected," and the like are to be construed broadly, as for example, "connected" may be a fixed connection, may be a removable connection, or may be an integral connection, may be a mechanical connection or may be an electrical connection, may be a direct connection, may be an indirect connection via an intermediary, or may be a communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-13, the present utility model provides a mold capable of improving the quality of a glue feeding surface, which comprises an upper fixing plate 1, a lower fixing plate 8 and an upper supporting plate 14.

The inboard of going up fixed plate 1 is equipped with fly leaf 2, and the inboard of going up fixed plate 1 is fixed to be worn to be equipped with annotates material core 3, and the bottom fixedly connected with branch of fly leaf 2 annotates material mechanism 4, and the bottom internal fixation of fly leaf 2 has two sets of T type framves 5 of opposition embedding.

Specifically, the length and width of the movable plate 2 are respectively matched with the length and width of the inner side of the bottom of the upper fixed plate 1.

The T-shaped frame 5 is provided with a wheel groove 6 on three end surfaces, a pulley 7 is rotatably arranged in the wheel groove 6, and the pulley 7 is slidably connected with the inner wall surface of the upper fixing plate 1. Specifically, through the rolling action of pulley 7, reduced the frictional force of mould at notes material and drawing of patterns in-process, ensured the smooth operation of mould, pulley 7 and the sliding contact of upper fixed plate 1 internal face have not only improved the stability of mould, still reduced the wearing and tearing of mould, prolonged the life of mould, in addition, the design of T type frame 5 and pulley 7 makes the mould more nimble in the operation in-process, be convenient for adjust and maintain, improved production efficiency and simple operation nature.

The top fixedly connected with thimble bottom plate 9 of fixed plate 8 down, the top fixedly connected with thimble panel 10 and a plurality of group thimble 11 of thimble bottom plate 9, a plurality of groups thimble 11 link up and wear to locate in the thimble panel 10, the equal fixedly connected with square iron 21 in top both sides of fixed plate 8 down, two sets of square iron 21 set up respectively in the both sides of thimble bottom plate 9 and thimble panel 10, and the top of two sets of square iron 21 is connected with lower backup pad 12, the top internal fixation of lower backup pad 12 is equipped with down core material 13, the top fixedly connected with third mounting panel 18 of lower core material 13.

The upper supporting plate 14 is connected to the bottoms of the upper fixed plate 1 and the movable plate 2, an upper core 15 is fixedly connected to the inner side of the upper supporting plate 14, a first mounting plate 16 and a second mounting plate 17 are sequentially and fixedly connected to the bottom of the upper core 15, a plurality of groups of tail end pipe grooves 19 are formed in the inner side of the upper core 15, and a plurality of groups of forming grooves 20 are formed in the inner side of the second mounting plate 17 in a penetrating mode.

Specifically, the first mounting plate 16, the second mounting plate 17 and the third mounting plate 18 are all detachable and replaceable, and the shape of the forming groove 20 on the inner side of the second mounting plate 17 can be prefabricated according to the actual use requirement, so that the novel plastic injection molding machine is suitable for injection molding of various shapes, meets the production requirements of different products, and has wide application prospects.

The branch feeding mechanism 4 comprises a receiving tube 401, an H-shaped tube 402, four groups of X-shaped tubes 403 and sixteen groups of branch end tubes 404, wherein:

The bearing tube 401 is fixed on the inner side of the movable plate 2, and the bearing tube 401 is connected with the material injection core 3;

The H-shaped pipe 402 is fixedly embedded in the bottom of the movable plate 2, and the H-shaped pipe 402 is fixedly connected to the bottom of the bearing pipe 401;

Four groups of X-shaped pipes 403 are fixedly connected to the tail ends of the H-shaped pipes 402 respectively;

sixteen sets of branch end pipes 404 are fixedly connected to the bottoms of the respective X-shaped pipes 403.

Specifically, referring to fig. 2 of the specification and fig. 4 of the specification, preliminary distribution of the injection is achieved through connection of the adapter tube 401 and the injection core 3, after the injection is input from the injection core 3, the injection is injected into the H-shaped tube 402 through the adapter tube 401, then the H-shaped tube 402 further distributes the injection into four groups of X-shaped tubes 403, each group of X-shaped tubes 403 evenly distributes the injection into each forming groove 20 of the die through four groups of branch end tubes 404 connected below the X-shaped tubes, and the multi-layer injection distribution design effectively avoids the problems of bubbles and flow marks in the injection process, ensures the uniformity and stability of the injection, and not only improves the surface quality of products but also remarkably improves the production efficiency and the product qualification rate through the optimized injection mechanism design.

Specifically, referring to fig. 2 of the specification, the lower end of the injection core 3 is tightly sleeved on the outer side of the adaptor 401, and a detachable design is provided between the injection core 3 and the adaptor 401.

The outer diameter length and the inner diameter length of the branch end pipes 404 are sequentially and regularly decreased from top to bottom, a plurality of groups of branch end pipes 404 are respectively and movably connected in a plurality of groups of end pipe grooves 19, and the end pipe grooves 19 are matched with the shape of the branch end pipes 404. Specifically, referring to fig. 4 of the specification and fig. 8 of the specification, through the gradually decreasing structure of the inner cavity of the branch end pipe 404, the fluidity and uniformity of the injection material in the injection mold are ensured, the problems of blockage and uneven distribution in the injection process are avoided, the shape of the branch end pipe 404 and the shape of the end pipe groove 19 are adapted, the sealing property and stability in the injection process are ensured, the surface quality of the product is further improved, and the gradually decreasing structure of the outer surface of the branch end pipe 404 enables the branch end pipe 404 to be more easily inserted into the end pipe groove 19 during mold closing.

The thimble 11 is movably arranged in the lower supporting plate 12, the lower core material 13 and the third mounting plate 18 in a penetrating way, and the top of the thimble 11 extends into the forming groove 20. Specifically, referring to fig. 2 of the specification and fig. 11-13 of the specification, smooth demolding of a molded product is realized through movable penetration of the ejector pins 11, surface defects of the product are reduced, the efficiency of the demolding process is improved due to the design of the ejector pins 11, damage of the product in the demolding process is reduced, and the integrity and the attractiveness of the product are ensured.

Specifically, referring to fig. 8 of the specification, a corresponding groove body for connecting the lower parts of the branch feeding mechanisms 4 is formed in the top of the upper core 15.

Specifically, when in use, the upper fixed plate 1, the movable plate 2, the lower support plate 12 and the upper support plate 14 can be respectively connected with corresponding cylinder control equipment to realize die opening and die closing, and a top hole for the cylinder to pass through is formed in the center of the lower fixed plate 8, so that the cylinder can push the thimble bottom 9, and the die opening and die closing control is already in the prior art and is not repeated herein.

Specifically, the material injecting core 3 evenly distributes the injected material to each part of the die through the branch material injecting mechanism 4 at the bottom of the movable plate 2, so that the problems of bubbles and flow marks caused by uneven material injection in the conventional die are avoided. In addition, the ejector pin bottom plate 9 and the ejector pin panel 10 at the top of the lower fixing plate 8 realize smooth demolding of a molded product through a plurality of groups of ejector pins 11, so that the surface defects of the product are reduced.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. The die capable of improving the quality of the glue feeding surface is characterized by comprising an upper fixing plate (1), a lower fixing plate (8) and an upper supporting plate (14);

The inner side of the upper fixed plate (1) is provided with a movable plate (2), the inner side of the upper fixed plate (1) is fixedly provided with a material injection core (3) in a penetrating manner, the bottom of the movable plate (2) is fixedly connected with a branch material injection mechanism (4), and two groups of T-shaped frames (5) are fixedly and oppositely embedded in the bottom of the movable plate (2);

The top of lower fixed plate (8) fixedly connected with thimble bottom plate (9), the top fixedly connected with thimble panel (10) and a plurality of groups thimble (11) of thimble bottom plate (9), a plurality of groups thimble (11) link up and wear to locate in thimble panel (10), the top both sides of lower fixed plate (8) all fixedly connected with square iron (21), two groups square iron (21) set up respectively in the both sides of thimble bottom plate (9) and thimble panel (10), and two groups square iron (21) the top is connected with lower backup pad (12), the top internal fixation of lower backup pad (12) is equipped with lower core material (13), the top fixedly connected with third mounting panel (18) of lower core material (13);

the upper supporting plate (14) is connected to the bottoms of the upper fixing plate (1) and the movable plate (2), an upper core material (15) is fixedly connected to the inner side of the upper supporting plate (14), a first mounting plate (16) and a second mounting plate (17) are sequentially and fixedly connected to the bottom of the upper core material (15), a plurality of groups of tail end pipe grooves (19) are formed in the inner side of the upper core material (15), and a plurality of groups of forming grooves (20) are formed in the inner side of the second mounting plate (17).

2. A mold for improving the quality of a molding surface according to claim 1, wherein,

The branch material injection mechanism (4) comprises a bearing pipe (401), an H-shaped pipe (402), four groups of X-shaped pipes (403) and sixteen groups of branch end pipes (404), wherein:

the bearing pipe (401) is fixed on the inner side of the movable plate (2), and the bearing pipe (401) is connected with the material injection core (3);

The H-shaped pipe (402) is fixedly embedded into the bottom of the movable plate (2), and the H-shaped pipe (402) is fixedly connected to the bottom of the bearing pipe (401);

the four groups of X-shaped pipes (403) are respectively and fixedly connected to the tail ends of the H-shaped pipes (402);

sixteen groups of branch end pipes (404) are respectively and fixedly connected to the bottoms of the X-shaped pipes (403).

3. The die capable of improving the quality of the glue feeding surface according to claim 1 is characterized in that three end faces of the T-shaped frame (5) are provided with wheel grooves (6), the wheel grooves (6) are rotatably provided with pulleys (7), and the pulleys (7) are slidably connected with the inner wall face of the upper fixing plate (1).

4. The mold for improving the surface quality of glue feeding according to claim 2, wherein the outer diameter length and the inner diameter length of the branch end pipes (404) are sequentially and regularly decreased from top to bottom, a plurality of groups of branch end pipes (404) are respectively and movably connected into a plurality of groups of end pipe grooves (19), and the end pipe grooves (19) are matched with the shapes of the branch end pipes (404).

5. The mold capable of improving the surface quality of glue feeding according to claim 1, wherein the ejector pins (11) are movably arranged in the lower supporting plate (12), the lower core material (13) and the third mounting plate (18) in a penetrating manner, and the top parts of the ejector pins (11) extend into the forming grooves (20).