CN213321371U

CN213321371U - Take injection mold of ejecting structure of time delay

Info

Publication number: CN213321371U
Application number: CN202021286243.3U
Authority: CN
Inventors: 周期峰
Original assignee: Wuhu Youcheng Plastic Mould Co ltd
Current assignee: Wuhu Youcheng Plastic Mould Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-06-01
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a take injection mold of ejecting structure of time delay, including box, die holder, connecting seat and terrace die, fixedly connected with framework between the top of box inner wall and the bottom, and the bottom fixedly connected with ejection mechanism of framework inner wall, ejection mechanism includes the cylinder, the bottom of cylinder and the bottom fixed connection of framework inner wall, and the top of cylinder runs through the box and extend to the outside of box, the movable groove has been seted up to the inside of die holder, the utility model relates to an injection mold technical field. This take injection mold of ejecting structure of time delay includes the cylinder through ejection mechanism, and the bottom of cylinder and the bottom fixed connection of framework inner wall, during the drawing of patterns, it is ejecting with the waste material in the runner through first ejector pin, and the second ejector pin also shifts up the both sides of work piece to push up simultaneously for the work piece can be demolded smoothly, avoids the work piece to be ejected the circumstances that receives the damage by force, reduces the loss, has improved production efficiency.

Description

Take injection mold of ejecting structure of time delay

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold of area time delay ejecting structure.

Background

The mould, the industrial production uses injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting, various moulds and tools of the punching press to get the required products, in short, the mould is the tool used for making the shaping article, this kind of tool is formed by various parts, different moulds are formed by different parts, it mainly realizes the processing of the article appearance through the change of the physical state of the shaping material, the name of the "industrial mother" is plain, make the blank become the tool of the finished piece with specific shape and size under the external force, it is used in blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and the shaping processing of compression moulding or injection moulding of the products such as engineering plastics, rubber, ceramic, etc., the mould has specific outline or cavity shape, use the outline shape with cutting edge to make the blank separate (blank) according to the outline shape, the blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity, and the die generally comprises a movable die and a fixed die (or a male die and a female die), which can be combined or separated.

At present, after a workpiece is subjected to injection molding, the molded workpiece is generally ejected out through an ejector rod, the workpiece cannot be smoothly demolded in the mode, the molded workpiece is easily damaged due to forced ejection, economic loss is caused, and production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a take injection mold of ejecting structure of time delay has solved the condition that has the unable smooth drawing of patterns of work piece, and it leads to the shaping work piece to receive the damage easily to force ejecting, causes economic loss, has reduced production efficiency's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a take injection mold of ejecting structure of time delay, includes box, die holder, connecting seat and terrace die, fixedly connected with framework between the top of box inner wall and the bottom, and the bottom fixedly connected with ejection mechanism of framework inner wall.

The ejection mechanism comprises an air cylinder, the bottom of the air cylinder is fixedly connected with the bottom of the inner wall of the frame body, the top end of the air cylinder penetrates through the box body and extends to the outside of the box body, a movable groove is formed in the lower die holder, slide rails are fixedly connected to the two sides of the inner wall of the movable groove, a movable plate is connected between the two opposite sides of the bottom of each slide rail in a sliding mode, the bottom of each movable plate is fixedly connected with one end of an output shaft of the air cylinder, a first ejector rod is fixedly connected to the top of each movable plate, second ejector rods are fixedly connected to the two sides of the top of each movable plate, the top end of each first ejector rod penetrates through the lower die holder, the connecting seat and the male die in sequence and extends to the top of the male die.

Preferably, the left side fixedly connected with rectangle frame of box inner wall bottom, and the bottom fixedly connected with water pump of rectangle frame inner wall, the water inlet intercommunication of water pump has the inlet tube.

Preferably, the one end that the water pump was kept away from to the inlet tube runs through the rectangle frame and extends to the outside of rectangle frame, the delivery port intercommunication of water pump has the outlet pipe, the one end that the water pump was kept away from to the outlet pipe runs through rectangle frame, box and terrace die in proper order and extends to the inside of terrace die.

Preferably, one end of the water outlet pipe extending into the male die is communicated with a cooling pipe, the bottom of the cooling pipe far away from one end of the water outlet pipe is communicated with a water discharge pipe, and one end of the water discharge pipe far away from the cooling pipe penetrates through the male die and extends to the outside of the male die.

Preferably, the right side of the top of the box body is communicated with a communicating pipe, and the bottom of the right side of the box body is communicated with an installation pipe.

Preferably, the top of the male die is movably connected with the female die, and the bottom of the male die is fixedly connected with the top of the connecting seat.

Preferably, the bottom of the connecting seat is fixedly connected with the top of the lower die seat, and the bottom of the lower die seat is fixedly connected with the top of the box body.

Advantageous effects

The utility model provides a take injection mold of ejecting structure of time delay. Compared with the prior art, the method has the following beneficial effects:

(1) the injection mold with the delayed ejection structure comprises an air cylinder through an ejection mechanism, the bottom of the air cylinder is fixedly connected with the bottom of the inner wall of a frame body, the top end of the air cylinder penetrates through a box body and extends to the outside of the box body, a movable groove is formed in the lower die holder, slide rails are fixedly connected to the two sides of the inner wall of the movable groove, a movable plate is connected between the opposite sides of the bottoms of the two slide rails in a sliding manner, the bottom of the movable plate is fixedly connected with one end of an output shaft of the air cylinder, a first ejector rod is fixedly connected to the top of the movable plate, second ejector rods are fixedly connected to the two sides of the top of the movable plate, the top end of the first ejector rod sequentially penetrates through the lower die holder, a connecting seat and a male die and extends to the inside of the male die, and when the mold is released, waste in a, meanwhile, the second ejector rod also moves upwards to push the two sides of the workpiece upwards, so that the workpiece can be smoothly demoulded, the workpiece is prevented from being forcedly ejected and damaged, loss is reduced, and production efficiency is improved.

(2) This take injection mold of ejecting structure of time delay, bottom fixedly connected with water pump through the rectangle frame inner wall, the water inlet intercommunication of water pump has the inlet tube, the one end that the water pump was kept away from to the inlet tube runs through the rectangle frame and extends to the outside of rectangle frame, the delivery port intercommunication of water pump has the outlet pipe, the one end that the water pump was kept away from to the outlet pipe runs through the rectangle frame in proper order, box and terrace die extend to the inside of terrace die, the one end intercommunication that the outlet pipe extended to the terrace die inside has the cooling tube, the bottom intercommunication that outlet pipe one end was kept away from to the cooling tube has the drain pipe, the one end that the cooling tube was kept away from to the drain pipe runs through the terrace die and extends to the outside of terrace die, after the completion of moulding plastics, pour into the terrace die with cold water.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a cross-sectional view of the male mold structure of the present invention;

fig. 4 is a top view of the inner structure of the male die of the present invention.

In the figure: the device comprises a box body 1, a lower die holder 2, a connecting seat 3, a male die 4, a frame body 5, an ejection mechanism 6, a cylinder 61, a movable groove 62, a slide rail 63, a movable plate 64, a first ejector rod 65, a second ejector rod 66, a rectangular frame 7, a water pump 8, a water inlet pipe 9, a water outlet pipe 10, a cooling pipe 11, a water outlet pipe 12, a communicating pipe 13, a mounting pipe 14 and a female die 15.

Detailed Description

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

Referring to fig. 1-4, the present invention provides a technical solution: an injection mold with a delay ejection structure comprises a box body 1, a lower die holder 2, a connecting seat 3 and a male die 4, wherein the bottom of the connecting seat 3 is fixedly connected with the top of the lower die holder 2, the bottom of the lower die holder 2 is fixedly connected with the top of the box body 1, the top of the male die 4 is movably connected with a female die 15, the female die 15 is driven by the external upper die holder to move up and down, the bottom of the male die 4 is fixedly connected with the top of the connecting seat 3, the right side of the top of the box body 1 is communicated with a communicating pipe 13, water is added into the box body 1 through the communicating pipe 13, the bottom of the right side of the box body 1 is communicated with an installation pipe 14, water in the box body 1 is discharged through the installation pipe 14, a valve is arranged in the installation pipe 14, the left side of the bottom of the inner wall of the box body 1 is fixedly connected with a rectangular frame 7, the model of the water pump 8 is HQB-1000, a water inlet of the water pump 8 is communicated with a water inlet pipe 9, one end of the water inlet pipe 9, far away from the water pump 8, penetrates through the rectangular frame 7 and extends to the outside of the rectangular frame 7, a water outlet of the water pump 8 is communicated with a water outlet pipe 10, sealing rings are arranged at the joints of the water inlet pipe 9 and the water outlet pipe 10 and the rectangular frame 7, one end of the water outlet pipe 10, extending to the inside of the male die 4, is communicated with a cooling pipe 11, the cooling pipe 11 is a serpentine pipeline, the cooling area is increased, the bottom of the cooling pipe 11, far away from one end of the water outlet pipe 10, is communicated with a water outlet pipe 12, a manual valve is arranged inside the water outlet pipe 12, one end of the water outlet pipe 12, far away from the cooling pipe 11, penetrates through the male die 4 and extends to the outside of the male, the bottom of the inner wall of the frame body 5 is fixedly connected with an ejection mechanism 6, the ejection mechanism 6 comprises a cylinder 61, the cylinder 61 is controlled by an external switch and is connected with an external power supply through a lead, the bottom of the cylinder 61 is fixedly connected with the bottom of the inner wall of the frame body 5, the top end of the cylinder 61 penetrates through the box body 1 and extends to the outside of the box body 1, a movable groove 62 is formed in the lower die holder 2, two sides of the inner wall of the movable groove 62 are fixedly connected with slide rails 63, a movable plate 64 is connected between the opposite sides of the bottoms of the two slide rails 63 in a sliding manner, the bottom of the movable plate 64 is fixedly connected with one end of an output shaft of the cylinder 61, the top of the movable plate 64 is fixedly connected with a first ejector rod 65, two sides of the top of the movable plate 64 are fixedly connected with second ejector rods 66, the second ejector rods 66 are shorter than the first ejector rods 65 and are convenient for, the top of the first ejector rod 65 sequentially penetrates through the lower die holder 2, the connecting seat 3 and the male die 4 and extends to the top of the male die 4, and the top of the second ejector rod 66 sequentially penetrates through the lower die holder 2, the connecting seat 3 and the male die 4 and extends to the inside of the male die 4.

When the injection molding machine is used, after injection molding of a product is completed, the water pump 8 is started, cold water in the box body 1 is pumped out through the water inlet pipe 9, the cold water is conveyed into the cooling pipe 11 inside the male die 4 through the water outlet pipe 10, the product after injection molding is cooled, after the product is cooled and molded, the female die 15 is moved upwards through the external upper die base and is far away from the male die 4, then the air cylinder 61 is started to drive the movable plate 64 to move upwards on the slide rail 63, the first ejector rod 65 ejects waste materials in a flow channel out of the male die 4, meanwhile, the movable plate 64 continues to move upwards, the second ejector rod 66 continues to move upwards to eject the product upwards, the product is smoothly demoulded, after the product is ejected, the air cylinder 61 is started again, the first ejector rod 65 and the second ejector rod 66 are driven to return to the original positions through the movable plate 64.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take injection mold of ejecting structure of time delay, includes box (1), die holder (2), connecting seat (3) and terrace die (4), its characterized in that: a frame body (5) is fixedly connected between the top and the bottom of the inner wall of the box body (1), and an ejection mechanism (6) is fixedly connected with the bottom of the inner wall of the frame body (5);

the ejection mechanism (6) comprises an air cylinder (61), the bottom of the air cylinder (61) is fixedly connected with the bottom of the inner wall of the frame body (5), the top end of the air cylinder (61) penetrates through the box body (1) and extends to the outside of the box body (1), a movable groove (62) is formed in the lower die holder (2), slide rails (63) are fixedly connected to two sides of the inner wall of the movable groove (62), a movable plate (64) is slidably connected between one opposite sides of the bottoms of the two slide rails (63), the bottom of the movable plate (64) is fixedly connected with one end of an output shaft of the air cylinder (61), a first ejector rod (65) is fixedly connected to the top of the movable plate (64), second ejector rods (66) are fixedly connected to two sides of the top of the movable plate (64), and the top end of the first ejector rod (65) sequentially penetrates through the lower die holder (2), the connecting seat (3) and the male die (4), the top end of the second ejector rod (66) penetrates through the lower die base (2), the connecting base (3) and the male die (4) in sequence and extends to the inside of the male die (4).

2. The injection mold with the delayed ejection structure according to claim 1, wherein: the water pump box is characterized in that a rectangular frame (7) is fixedly connected to the left side of the bottom of the inner wall of the box body (1), a water pump (8) is fixedly connected to the bottom of the inner wall of the rectangular frame (7), and a water inlet of the water pump (8) is communicated with a water inlet pipe (9).

3. The injection mold with the delayed ejection structure according to claim 2, wherein: the one end that water pump (8) were kept away from in inlet tube (9) runs through rectangle frame (7) and extends to the outside of rectangle frame (7), the delivery port intercommunication of water pump (8) has outlet pipe (10), the one end that water pump (8) were kept away from in outlet pipe (10) runs through rectangle frame (7), box (1) and terrace die (4) in proper order and extends to the inside of terrace die (4).

4. The injection mold with the delayed ejection structure according to claim 3, wherein: the water outlet pipe (10) extends to one end inside the male die (4) and is communicated with a cooling pipe (11), the bottom, away from one end of the water outlet pipe (10), of the cooling pipe (11) is communicated with a drain pipe (12), one end, away from the cooling pipe (11), of the drain pipe (12) penetrates through the male die (4) and extends to the outside of the male die (4).

5. The injection mold with the delayed ejection structure according to claim 1, wherein: the right side of the top of the box body (1) is communicated with a communicating pipe (13), and the bottom of the right side of the box body (1) is communicated with an installation pipe (14).

6. The injection mold with the delayed ejection structure according to claim 1, wherein: the top of the male die (4) is movably connected with a female die (15), and the bottom of the male die (4) is fixedly connected with the top of the connecting seat (3).

7. The injection mold with the delayed ejection structure according to claim 1, wherein: the bottom of the connecting seat (3) is fixedly connected with the top of the lower die seat (2), and the bottom of the lower die seat (2) is fixedly connected with the top of the box body (1).