CN210257045U

CN210257045U - Efficient injection mold for silencer sprue-free pipe

Info

Publication number: CN210257045U
Application number: CN201921044023.7U
Authority: CN
Inventors: 裴青民
Original assignee: Jiaxing Besta Electronics Co Ltd
Current assignee: Jiaxing Besta Electronics Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-04-07
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a high-efficient injection mold of muffler no sprue pipe relates to the injection mold field, including the mould main part, the one end of mould main part is provided with the connecting piece, and the one end middle part fixedly connected with driving motor of mould main part is kept away from to the connecting piece, and movable groove has been seted up at the inner chamber middle part of connecting piece, and the inside in movable groove is provided with the fly leaf, and the thread groove has been seted up at the middle part of fly leaf, and the inside through connection of thread groove has the threaded rod, and the one end of threaded rod runs through one of movable groove the lateral wall and with driving motor's. The utility model discloses a be provided with the annular slab on the connecting piece, the outside of annular slab is provided with the sealing layer, and the sealing layer has played sealed effect, prevents that the material from leaking, and the annular slab can improve the density of muffler pipe with the liquid material compaction, makes the department of moulding plastics do not have the clout simultaneously, realizes that muffler pipe surface does not have the runner waste material, has guaranteed that the muffler surface is bright and clean, has practiced thrift the material of moulding plastics simultaneously.

Description

Efficient injection mold for silencer sprue-free pipe

Technical Field

The utility model relates to an injection mold field, in particular to silencer does not have high-efficient injection mold of runner pipe.

Background

In the production and manufacturing process of the silencer pipe, due to the reason that the design of a mold injection molding material supply channel is not reasonable and the like, partial channel remnants (mainly referring to a part connected with an injection molding product and called as 'gate scrap') remain on the silencer pipe. This is done manually again to remove the remnants, which can result in an uneven surface finish on the muffler pipe due to the cold set shape of the muffler pipe. The labor cost is increased, and the consumption of raw and auxiliary materials is increased. Therefore, it is necessary to provide a high-efficiency injection mold for a silencer sprue-free pipe to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient injection mold of silencer no sprue pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency injection mold without a sprue pipe for a silencer comprises a mold main body, wherein a connecting piece is arranged at one end of the mold main body, a driving motor is fixedly connected to the middle of one end, away from the mold main body, of the connecting piece, a movable groove is formed in the middle of an inner cavity of the connecting piece, a movable plate is arranged inside the movable groove, a threaded groove is formed in the middle of the movable plate, a threaded rod is connected inside the threaded groove in a penetrating manner, one end of the threaded rod penetrates through one side wall of the movable groove and is fixedly connected with a rotor of the driving motor, the other end of the threaded rod is movably connected with the side wall at the other end of the movable groove through a bearing, a connecting rod is fixedly connected to the middle of the outer side of the movable plate and is positioned in a hollow groove, the hollow groove is formed in the side wall of, the spout is seted up in one side of dead slot, the one end fixedly connected with annular slab that the connecting rod was kept away from to the movable rod, the outside adhesive connection of annular slab has the sealing layer.

Preferably, a filling block is arranged in the middle of an inner cavity of the mold main body, the bottom end of the filling block is fixedly connected with the bottom of the inner cavity of the mold main body, a mold cavity is formed between the mold main body and the filling block, and an injection molding opening is formed in one side of the upper end of the mold cavity.

Preferably, the annular plate is located in the mold cavity and the annular plate is located above the injection port.

Preferably, the sealing layer is made of an organic silicon rubber material, the outer side of the sealing layer is attached to the inner wall of the mold main body, and the inner side of the sealing layer is attached to the outer side wall of the filling block.

Preferably, the one end fixedly connected with flange of mould main part, the notch has been seted up in the one end outside of connecting piece, flange and notch looks adaptation, flange and notch are through a plurality of locking screw fixed connection.

Preferably, the connecting rod is L-shaped with the movable rod, the connecting rod all is provided with a plurality ofly with the movable rod, and a plurality of connecting rods are annular array distribution with the movable rod.

The utility model discloses a technological effect and advantage:

the utility model discloses a be provided with the annular slab on the connecting piece, the outside of annular slab is provided with the sealing layer, and the sealing layer has played sealed effect, prevents that the material from leaking, and the annular slab can improve the density of muffler pipe with the liquid material compaction, makes the department of moulding plastics do not have the clout simultaneously, realizes that muffler pipe surface does not have the runner waste material, has guaranteed that the muffler surface is bright and clean, has practiced thrift the material of moulding plastics simultaneously.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic sectional view of the structure of the connecting member of the present invention.

Fig. 3 is a schematic sectional view of the main structure of the mold of the present invention.

Fig. 4 is a schematic view of the movable rod structure of the present invention.

In the figure: 1. a mold body; 2. a connecting member; 3. a drive motor; 4. a movable groove; 5. a movable plate; 51. A thread groove; 6. a threaded rod; 7. a connecting rod; 8. an empty groove; 9. a movable rod; 10. a chute; 11. an annular plate; 12. a sealing layer; 13. filling blocks; 14. a die cavity; 15. an injection molding port; 16. a convex plate; 17. a notch; 18. and locking the screw.

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.

The utility model provides a silencer does not have high-efficient injection mold of runner pipe as shown in fig. 1-4, by shown in fig. 1, including mould main part 1, the one end of mould main part 1 is provided with connecting piece 2, and connecting piece 2 keeps away from the one end middle part fixedly connected with driving motor 3 of mould main part 1, and driving motor 3 is connected in external power, has played driven effect.

As shown in fig. 2, a movable groove 4 is formed in the middle of an inner cavity of a connecting member 2, a movable plate 5 is disposed inside the movable groove 4, a threaded groove 51 is formed in the middle of the movable plate 5, a threaded rod 6 is connected to the inside of the threaded groove 51 in a penetrating manner, the threaded rod 6 is matched with the threaded groove 51 to drive the movable plate 5 to move, one end of the threaded rod 6 penetrates through one side wall of the movable groove 4 and is fixedly connected with a rotor of a driving motor 3, the other end of the threaded rod 6 is movably connected with the side wall of the other end of the movable groove 4 through a bearing, a connecting rod 7 is fixedly connected to the middle of the outer side of the movable plate 5, the connecting rod 7 is located in a hollow groove 8, the hollow groove 8 is formed in the side wall of the movable groove 4, a movable rod 9 is fixedly connected to one end of the connecting rod 7 far away from, one end, far away from the connecting rod 7, of the movable rod 9 is fixedly connected with an annular plate 11, the outer side of the annular plate 11 is connected with a sealing layer 12 in an adhering mode, the annular plate 11 is located in a die cavity 14, the annular plate 11 is located above an injection molding opening 15, the sealing layer 12 is made of an organic silicon rubber material, so that the sealing layer 12 has a high-temperature-resistant effect, the outer side of the sealing layer 12 is connected with the inner wall of the die main body 1 in an attaching mode, the inner side of the sealing layer 12 is connected with the outer side wall of the filling block 13 in an attaching mode, and through the arrangement, when the annular plate 11 extrudes liquid;

specifically, the one end fixedly connected with flange 16 of mould main part 1, notch 17 has been seted up in the one end outside of connecting piece 2, flange 16 and notch 17 looks adaptation, flange 16 and notch 17 are through a plurality of locking screw 18 fixed connection, through such setting for flange 16 can fixed connection with notch 17, and then make mould main part 1 and connecting piece 2 can fixed connection.

As shown in fig. 3, a filling block 13 is arranged in the middle of an inner cavity of the mold main body 1, the bottom end of the filling block 13 is fixedly connected with the bottom of the inner cavity of the mold main body 1, a mold cavity 14 is formed between the mold main body 1 and the filling block 13, an injection molding port 15 is formed in one side of the upper end of the mold cavity 14, and the injection molding port 15 can enable liquid materials to enter and exit the mold cavity 14.

As shown in fig. 4, the connecting rods 7 and the movable rods 9 are provided in plurality, the connecting rods 7 and the movable rods 9 are distributed in an annular array, and the annular plate 11 can receive balanced pressure when moving due to the arrangement of the movable rods 9.

This practical theory of operation:

when the device works, firstly, a mould main body 1 is connected with a connecting piece 2, at the moment, a convex plate 16 is sleeved on the outer side of a notch 17, then the convex plate 16 is limited and fixed with the notch 17 through a locking screw 18, further, the mould main body 1 is limited and fixed with the connecting piece 2, at the moment, the outer side wall of a sealing layer 12 is attached and connected with the inner wall of the mould main body 1, the inner wall of the sealing layer 12 is attached and connected with the outer side wall of the connecting piece 2, then, a liquid material is injected into a mould groove 14 through an injection port 15 until the material submerges the injection port 15, then, a driving motor 3 is started, the driving motor 3 drives a threaded rod 6 to rotate, the threaded rod 6 is matched with a threaded groove 51 to drive a movable plate 5 to move, the movable plate 5 drives a movable rod 9 to move through a connecting rod 7, the movable rod 9 extrudes the liquid, and after the materials are cooled, removing the locking screws 18, and separating the die main body 1 from the connecting piece 2, so that the finished silencer pipe can be obtained.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high-efficient injection mold of muffler no sprue pipe, includes mould main part (1), the one end of mould main part (1) is provided with connecting piece (2), the one end middle part fixedly connected with driving motor (3) of mould main part (1) is kept away from in connecting piece (2), movable groove (4) have been seted up at the inner chamber middle part of connecting piece (2), the inside of movable groove (4) is provided with fly leaf (5), thread groove (51) have been seted up at the middle part of fly leaf (5), the inside through connection of thread groove (51) has threaded rod (6), the one end of threaded rod (6) runs through one side wall of movable groove (4) and is connected with the rotor fixed connection of driving motor (3), the other end of threaded rod (6) passes through bearing and movable groove (4) other end lateral wall swing joint, the outside middle part fixedly connected with connecting rod (7) of fly leaf (5), connecting rod (7) are located dead slot (8), open on the lateral wall of activity groove (4) dead slot (8), the one end fixedly connected with movable rod (9) of fly leaf (5) are kept away from in connecting rod (7), movable rod (9) are located spout (10), one side of dead slot (8) is opened in spout (10), the one end fixedly connected with annular plate (11) of connecting rod (7) are kept away from in movable rod (9), the outside adhesive bonding of annular plate (11) has sealing layer (12).

2. The efficient injection mold for the silencer sprue-free pipe according to claim 1, wherein: the mold is characterized in that a filling block (13) is arranged in the middle of an inner cavity of the mold main body (1), the bottom end of the filling block (13) is fixedly connected with the bottom of the inner cavity of the mold main body (1), a mold cavity (14) is formed between the mold main body (1) and the filling block (13), and an injection molding port (15) is formed in one side of the upper end of the mold cavity (14).

3. The efficient injection mold for the silencer sprue-free pipe according to claim 1, wherein: the annular plate (11) is positioned in the die cavity (14), and the annular plate (11) is positioned above the injection molding opening (15).

4. The efficient injection mold for the silencer sprue-free pipe according to claim 1, wherein: the sealing layer (12) is made of an organic silicon rubber material, the outer side of the sealing layer (12) is attached to the inner wall of the die main body (1), and the inner side of the sealing layer (12) is attached to the outer side wall of the filling block (13).

5. The efficient injection mold for the silencer sprue-free pipe according to claim 1, wherein: the one end fixedly connected with flange (16) of mould main part (1), notch (17) have been seted up in the one end outside of connecting piece (2), flange (16) and notch (17) looks adaptation, flange (16) and notch (17) are through a plurality of locking screw (18) fixed connection.

6. The efficient injection mold for the silencer sprue-free pipe according to claim 1, wherein: connecting rod (7) are L shape setting with movable rod (9), connecting rod (7) all are provided with a plurality ofly with movable rod (9), and a plurality of connecting rods (7) are annular array distribution with movable rod (9).