CN221392053U

CN221392053U - Injection mold of fence door frame

Info

Publication number: CN221392053U
Application number: CN202323301705.0U
Authority: CN
Inventors: 彭卫勇
Original assignee: Taizhou Huangyan Mengsheng Plastic Mould Co ltd
Current assignee: Taizhou Huangyan Mengsheng Plastic Mould Co ltd
Priority date: 2023-12-05
Filing date: 2023-12-05
Publication date: 2024-07-23
Anticipated expiration: 2033-12-05

Abstract

The utility model relates to an injection mold of a fence door frame, and belongs to the technical field of injection molds. The injection molding device comprises a fixed die plate and a movable die plate, wherein a fixedly connected supporting plate is arranged on the fixed die plate, a fixedly connected lower cavity plate is arranged on the supporting plate, a fixedly connected split plate is arranged on one side of the movable die plate, an fixedly connected upper cavity plate is arranged on the split plate, the upper cavity plate is in butt joint with the lower cavity plate to form an injection molding cavity, a split-flow groove is arranged on the split plate, a split-flow mechanism is arranged in the split-flow groove, a split-flow channel is arranged in the split-flow mechanism, an adjusting knob is arranged above the far end of the split-flow channel and is positioned outside the movable die plate, an injection molding spray head is arranged below the far end of the split-flow channel, and the injection molding spray head penetrates the upper cavity plate and extends into the injection molding cavity; in this scheme, owing to set up the knob that is used for adjusting the flow in the top of moulding plastics shower nozzle, can adjust the flow of each shower nozzle of moulding plastics through detecting the shape and the density of the product after the injection moulding, make the mould reach the most suitable flow of moulding plastics, improve the quality of the product of moulding plastics.

Description

Injection mold of fence door frame

Technical Field

The utility model belongs to the technical field of injection molds, and relates to an injection mold of a fence door frame.

Background

The fence door frame is used for installing the fence door as a plastic product, is manufactured in batches by adopting a mode of injection molding generally, is connected with adjacent fences on two sides, and forms a space capable of accommodating pets to perch, so that the fence door frame has certain requirements on the strength of the structure, and can be affected by different factors in the injection molding process of the fence door frame, and comprises the following components: the factors such as the size, the shape wall thickness, the injection molding raw materials, the external environment and the like of the plastic part can change the quality of injection molded products, so that different designs of the mold are required to be made for different injection molded products, and if the structural design of the injection mold is improper, the injection defects of poor filling, bubbles, buckling deformation and uneven density are easy to generate.

Therefore, the injection mold in the prior art still has some defects, and in the injection molding process of the mold, plastic melt flows into the mold from a feed port, and then flows through a runner to be injected into a cavity of the mold from a nozzle. When a plurality of spray heads are used for injection molding, the speed of injecting raw materials is different from place to place in the cavity, so that the structural strength of the rail door frame is influenced, the flow rate and the flow passage of the spray heads are required to be regulated, the diameter of the flow passage is regulated in a common method, and the cost is high and the labor is wasted.

Disclosure of Invention

The utility model aims at solving the problems existing in the prior art, and provides an injection mold of a fence door frame, which aims at solving the technical problems that: how to improve the production efficiency of injection molding and improve the quality of the fence door frame.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides an injection mold of rail door frame, includes fixed die plate and movable mould board, be equipped with the backup pad that links firmly on the fixed die plate, be equipped with the lower cavity board that links firmly in the backup pad, movable mould board one side is equipped with the division board that links firmly, the opposite side that division board and movable mould board are connected is equipped with the last cavity board that links firmly, it forms the chamber of moulding plastics to go up cavity board and lower cavity board butt joint, be equipped with the spread groove on the division board, be equipped with shunt mechanism in the spread groove, shunt mechanism is in the form of crossing, shunt mechanism is inside to be equipped with the subchannel, the intersection top of subchannel is equipped with the feed inlet, the feed inlet extends to the outside of movable mould board, the distal end top of subchannel is equipped with adjust knob, adjust knob is located the movable mould board outside, the distal end below of subchannel is equipped with the shower nozzle that moulds plastics, the shower nozzle passes the last cavity board and extends to the intracavity of moulding plastics.

In the scheme, a fixed die plate is fixedly connected to an injection molding machine, a movable die plate is connected with a moving mechanism of the injection molding machine, the moving mechanism drives the movable die plate to move so as to realize die opening and die closing of a die, after the die is closed, an upper cavity plate is in butt joint with a lower cavity plate, injection molding raw materials flow into a flow dividing mechanism of the flow dividing plate through a feed inlet, the raw materials uniformly flow to the far end of a flow dividing channel from the intersection of the flow dividing mechanism, and then are injected into an injection cavity from injection nozzles at the bottom of the flow dividing channel, and the injection nozzles are uniformly and symmetrically arranged in the injection cavity due to the fact that the plurality of injection nozzles are arranged in the die, so that the injection molding raw materials can be injected into the injection cavity more quickly, the injection cavity can be filled simultaneously, the production efficiency of injection molding is improved, after injection molding is finished, the movable die plate is driven by the moving mechanism so that the upper cavity plate is separated from the lower cavity plate, and a product after injection molding is taken out from the die; through the mode, as the knob for adjusting the flow is arranged above the injection nozzle, the flow of each injection nozzle can be adjusted by detecting the shape and the density of the injection molded product, so that the mold achieves the most suitable injection flow, and the quality of the injection molded product is improved.

In the injection mold of the fence door frame, the injection molding cavity is internally provided with the fence door frame formed by injection molding, the two sides of the fence door frame are provided with connecting parts, and the fence door frame consists of a plurality of longitudinal fence rods. The rail door frame is this mould injection moulding's product, and the connecting portion of rail door frame both sides is used for being connected with the rail of adjacent both sides, and the effect that the rail played is blocked.

In the injection mold of the fence door frame, a plurality of fixedly connected sliding rails are arranged on the outer wall of the lower cavity plate, and sliding blocks in sliding connection are arranged on the sliding rails. The slide rail is used for installing the slider, so that the slider can slide on the slide rail.

In the injection mold of the fence door frame, one end, close to the inside of the injection cavity, of the sliding block is provided with a forming rod, and the outer side of the forming rod is provided with a connecting part cavity. The connecting portion die cavity is used for moulding plastics the connecting portion, and with moulding plastics the chamber intercommunication, the injection molding raw materials in the chamber of moulding plastics can be pushed into the connecting portion die cavity under the effect of pressure, and the shaping pole inserts in the connecting portion die cavity for can form a vertically circular through-hole in the connecting portion.

In the injection mold of the fence door frame, the sliding block is provided with a guide inclined plane, and the guide inclined plane is propped against the side wall of the upper cavity plate. In the process of die assembly, the upper cavity plate is abutted against the guide inclined plane of the sliding block, so that the sliding block moves inside the sliding rail and is inserted into the connecting part cavity.

In the injection mold of the fence door frame, a plurality of inner jacking blocks are arranged on the inner side of the lower cavity plate, a plurality of outer jacking blocks are arranged on the outer side of the lower cavity plate, and ejector rods are arranged below the inner jacking blocks and the outer jacking blocks. The inner ejector rod is propped against the surrounding rod of the fence door frame, and the outer fence is propped against the outer side of the fence door frame, so that the stress of a product is more uniform in the demolding process, and the demolding yield is improved.

In the injection mold of the fence door frame, a plurality of lock modules are arranged on the side walls of the upper cavity plate and the lower cavity plate, and a control interface is arranged at the top of the flow dividing plate. After closing the mold, the mold is locked by a lock module and the control interface is used for control.

Compared with the prior art, the utility model has the following advantages:

1. In this scheme, owing to be equipped with a plurality of shower nozzles of moulding plastics in the mould, and the shower nozzles of moulding plastics equally, symmetrically set up in the chamber of moulding plastics for the raw materials of moulding plastics can pour into the chamber of moulding plastics more fast, also can guarantee that the chamber of moulding plastics can be filled up simultaneously, improves the efficiency of moulding plastics.

2. In this scheme, owing to set up the knob that is used for adjusting flow in the top of moulding plastics shower nozzle, can adjust the flow of each shower nozzle of moulding plastics through detecting the shape and the density of the product after the injection moulding, make the mould reach the most suitable flow of moulding plastics, improve the quality of the product of moulding plastics.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure and a cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of an exploded view of a diverter plate according to the present utility model;

FIG. 4 is a schematic top view of the cross-sectional structure of the present utility model;

fig. 5 is a schematic perspective view of the fence door frame of the present utility model.

In the figure, 1, a fixed template; 2. a movable template; 3. a support plate; 4. a lower cavity plate; 4a, sliding rails; 4b, a sliding block; 4b1, forming bars; 4b2, a connecting part cavity; 4c, guiding inclined plane; 4d, an inner jacking block; 4e, an outer jacking block; 4f, a mandril; 5. a diverter plate; 5a, a shunt groove; 5b, a shunt mechanism; 5b1, a shunt; 5b2, injection molding nozzle; 5c, a control interface; 6. an upper cavity plate; 7. an injection cavity; 8. a feed inlet; 9. an adjustment knob; 10. a rail door frame; 10a, a connecting part; 10b, surrounding the rod; 11. and a lock module.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1, the injection mold comprises a fixed mold plate 1 and a movable mold plate 2, a support plate 3 fixedly connected is arranged on the fixed mold plate 1, a lower cavity plate 4 fixedly connected is arranged on the support plate 3, a splitter plate 5 fixedly connected is arranged on one side of the movable mold plate 2, an upper cavity plate 6 fixedly connected is arranged on the other side of the splitter plate 5 connected with the movable mold plate 2, a lock module 11 is arranged on four sides of the butt joint position of the upper cavity plate 6 and the lower cavity plate 4, a control interface 5c is arranged at the top of the splitter plate 5, a feed inlet 8 is arranged in the center of the movable mold plate 2, and four adjusting knobs 9 are arranged at the edge of the movable mold plate 2.

As shown in fig. 2 and fig. 3, the splitter plate 5 is provided with a splitter slot 5a, a splitter mechanism 5b is arranged in the splitter slot 5a, the splitter mechanism 5b is in a cross shape, a splitter 5b1 is arranged in the splitter mechanism 5b, the upper part of the intersection of the splitter 5b1 is connected with a feed inlet 8, the feed inlet 8 extends to the outer side of the movable mold plate 2, the upper part of the distal end of the splitter 5b1 is connected with an adjusting knob 9, an injection nozzle 5b2 is arranged below the distal end of the splitter 5b1, the injection nozzle 5b2 penetrates through an upper cavity plate 6 and extends into the injection cavity 7, one injection nozzle 5b2 is positioned at the upper right corner of the injection cavity 7, a symmetrical injection nozzle 5b2 is arranged at the lower left corner of the splitter, one injection nozzle 5b2 is positioned at the middle lower part of the right side of the injection cavity 7, and a symmetrical injection nozzle 5b2 is arranged at the left side of the splitter.

As shown in fig. 2 and fig. 4, the upper cavity plate 6 is abutted to the lower cavity plate 4 to form an injection cavity 7, a plurality of inner ejector blocks 4d are arranged at the position, close to the inside of the injection cavity 7, of the lower cavity plate 4, a plurality of outer ejector blocks 4e are arranged at the position, close to the outside of the injection cavity 7, of the lower cavity plate 4, a plurality of ejector rods 4f are arranged at the bottoms of the inner ejector blocks 4d and the outer ejector blocks 4e, the bottoms of the ejector rods 4f are abutted against the supporting plate 3, sliding rails 4a are arranged at the upper end and the lower end of the two sides of the lower cavity plate 4, sliding blocks 4b are arranged inside the sliding rails 4a, a forming rod 4b1 is arranged at one end, close to the injection cavity 7, of the sliding blocks 4b1, a connecting part cavity 4b2 is arranged at the outer side of the forming rod, a guide inclined surface 4c is arranged on the sliding block 4b, and the guide inclined surface 4c is abutted against the inner wall of the upper cavity plate 6.

As shown in fig. 5, the rail door frame 10 is an injection molded product of the present mold, the top and bottom of two sides of the rail door frame 10 are provided with connecting portions 10a, the connecting portions 10a are used for connecting with adjacent side rails, and the rail door frame 10 is composed of a plurality of longitudinal rail bars 10 b.

The working principle of the scheme is as follows, as shown in fig. 1-4, after the die is clamped, the upper cavity plate 6 is in butt joint with the lower cavity plate 4, the upper cavity plate 6 presses down the guide inclined surface 4c of the sliding block 4b, so that the forming rod 4b1 is inserted into the connecting part cavity 4b2, the die is locked by the locking module 11, the injection molding raw material flows into the flow dividing mechanism 5b of the flow dividing plate 5 through the feeding hole 8, the raw material uniformly flows to the far end of the flow dividing channel 5b1 from the intersection of the flow dividing mechanism 5b, then is injected into the injection molding cavity 7 from the injection molding nozzle 5b2 at the bottom of the flow dividing channel 5b1, after injection molding is completed, the movable template 2 is driven by the moving mechanism, so that the upper cavity plate 6 is separated from the lower cavity plate 4, and the sliding block 4b can slide to the outer end of the sliding rail 4a, so that the forming rod 4b1 is extracted from the connecting part cavity 4b2, and then the injection molding fence 10 is ejected out under the combined action of the inner ejector block 4d and the outer ejector block 4 e.

In this scheme, according to the structure of moulding plastics rail door frame 10, and the velocity of flow of the raw materials of moulding plastics, with the shower nozzle 5b2 of moulding plastics equal, set up symmetrically in moulding plastics chamber 7, make the raw materials of moulding plastics can pour into more rapidly into moulding plastics chamber 7, also can guarantee that moulding plastics chamber 7 can be filled up simultaneously, production efficiency has been improved, and the top at the shower nozzle 5b2 of moulding plastics has set up the knob that is used for adjusting the flow, can adjust the flow of each shower nozzle 5b2 of moulding plastics according to injection moulding's product shape and density, make the mould reach the most suitable flow of moulding plastics, improve the quality of the product of moulding plastics, reduce the rejection rate of the product of moulding plastics, manufacturing cost has been reduced.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although 1, the stationary platen is used more herein; 2. a movable template; 3. a support plate; 4. a lower cavity plate; 4a, sliding rails; 4b, a sliding block; 4b1, forming bars; 4b2, a connecting part cavity; 4c, guiding inclined plane; 4d, an inner jacking block; 4e, an outer jacking block; 4f, a mandril; 5. a diverter plate; 5a, a shunt groove; 5b, a shunt mechanism; 5b1, a shunt; 5b2, injection molding nozzle; 5c, a control interface; 6. an upper cavity plate; 7. an injection cavity; 8. a feed inlet; 9. an adjustment knob; 10. a rail door frame; 10a, a connecting part; 10b, surrounding the rod; 11. lock module, etc., but does not exclude the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The utility model provides an injection mold of rail door frame, includes fixed die plate (1) and movable mould board (2), be equipped with backup pad (3) that link firmly on fixed die plate (1), be equipped with lower die cavity board (4) that link firmly on backup pad (3), movable mould board (2) one side is equipped with division board (5) that link firmly, division board (5) are equipped with last die cavity board (6) that link firmly with the opposite side that movable mould board (2) is connected, go up die cavity board (6) and butt joint formation injection molding cavity (7) of lower die cavity board (4), a serial communication port, be equipped with splitter box (5 a) on division board (5), be equipped with splitter mechanism (5 b) in splitter box (5 a), splitter mechanism (5 b) are the cross department top of being equipped with feed inlet (8), feed inlet (8) extend to the outside of movable mould board (2), the distal end top of splitter (5 b 1) is equipped with adjustment knob (9), distal end (9) are located injection molding cavity (5 b) are located in injection molding cavity (2) and are located injection molding cavity (5 b) are located in injection molding cavity (2).

2. The injection mold of the fence door frame according to claim 1, characterized in that the injection cavity (7) is internally provided with an injection molded fence door frame (10), two sides of the fence door frame (10) are provided with connecting parts (10 a), and the fence door frame (10) is composed of a plurality of longitudinal fence rods (10 b).

3. An injection mold for a door frame of a fence according to claim 2, characterized in that the outer wall of the lower cavity plate (4) is provided with a plurality of fixedly connected sliding rails (4 a), and the sliding rails (4 a) are provided with sliding blocks (4 b) in sliding connection.

4. An injection mould for a door frame of a fence according to claim 3, characterized in that one end of the slider (4 b) close to the inside of the injection cavity (7) is provided with a forming rod (4 b 1), and the outside of the forming rod (4 b 1) is provided with a connecting part cavity (4 b 2).

5. An injection mould for a door frame of a fence according to claim 3, characterized in that the slide (4 b) is provided with a guiding inclined surface (4 c), and the guiding inclined surface (4 c) is abutted against the side wall of the upper cavity plate (6).

6. The injection mold of the fence door frame according to claim 1, wherein a plurality of inner jacking blocks (4 d) are arranged on the inner side of the lower cavity plate (4), a plurality of outer jacking blocks (4 e) are arranged on the outer side of the lower cavity plate (4), and ejector rods (4 f) are arranged below the inner jacking blocks (4 d) and the outer jacking blocks (4 e).

7. An injection mould for a fence door frame according to claim 1, characterized in that the side walls of the upper cavity plate (6) and the lower cavity plate (4) are provided with a plurality of lock modules (11), and the top of the splitter plate (5) is provided with a control interface (5 c).