CN215589810U

CN215589810U - Empty filter guide housing forming die of car

Info

Publication number: CN215589810U
Application number: CN202121371805.9U
Authority: CN
Inventors: 梅林�; 王斌; 肖庆; 张江川
Original assignee: Jingzhou City Fuxing Plastic Science And Technology Development Co ltd
Current assignee: Jingzhou City Fuxing Plastic Science And Technology Development Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-21
Anticipated expiration: 2031-06-18

Abstract

The utility model provides an automobile air filter guide cover forming die which comprises an upper die and a lower die, wherein an embedded protrusion is fixedly installed in the middle of the top surface of the lower die, a circle of embedded groove used for clamping an annular embedded part is formed around the embedded protrusion, a feed inlet is formed in the lower die, a forming cavity is formed in the top surface of the lower die, a material flow channel used for communicating the feed inlet with the forming cavity is formed in the surface of the lower die, the feed inlet is located on one side of the forming cavity, a top clamping groove attached to the top of the embedded part is formed in the bottom surface of the upper die, and an air hole communicated with the forming cavity after die assembly is formed in the upper die. The utility model solves the problem of complicated installation process of the guide cover in the prior art, and has the effects of improving the production efficiency and saving production data.

Description

Empty filter guide housing forming die of car

Technical Field

The utility model relates to the technical field of automobile air filters, in particular to a guide cover forming die of an automobile air filter.

Background

An air inlet pipe of an air filter of the vehicle is connected with an air inlet rubber corrugated pipe, the air filter is fixedly arranged on the frame, and the air inlet rubber corrugated pipe and an air inlet connecting pipe of the air filter are arranged on a cab; the adjustable air filter air inlet connecting pipe for the light automobile, disclosed in the prior patent document CN104948359A, is characterized in that an annular protrusion is arranged at the bottom end of a guide cover, the guide cover is fixed on a guide cover base through a bolt and a nut, the guide cover base is fixed on the connecting pipe through a bolt, the installation of the guide cover is realized while the pipe orifice of an air inlet rubber corrugated pipe is sealed through the annular protrusion, the guide cover is produced and formed in one step through an injection mold, and the annular protrusion manufactured by the prior guide cover forming mold is positioned at the bottom end of the guide cover in consideration of the demolding of the guide cover, the integral forming of the guide cover and the matching precision requirement of the mold; but current guide housing installation is comparatively loaded down with trivial details, needs the manual work to carry out the tightening of bolt and nut, and out the optimization to technology, optimizes cooperation mode and structure between guide housing and the guide housing base now to improve production efficiency and practice thrift the cost.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a guide cover forming die for an automobile air filter, which solves the problem that the installation process of a guide cover and a guide cover base is complicated in the prior art.

According to the embodiment of the utility model, the forming die for the guide cover of the automobile air filter comprises an upper die and a lower die, wherein the middle part of the top surface of the lower die is fixedly provided with an embedded protrusion, a circle of embedded groove used for clamping an annular embedded part is arranged around the embedded protrusion, a feed inlet is formed in the lower die, the top surface of the lower die is provided with a forming cavity, the surface of the lower die is provided with a material runner used for communicating the feed inlet with the forming cavity, the feed inlet is positioned at one side of the forming cavity, the bottom surface of the upper die is provided with a top clamping groove attached to the top of the embedded part, and an air hole communicated with the forming cavity after die assembly is formed in the upper die.

Preferably, the lower mould includes the base and is fixed in the shaping piece of base upper surface, the top surface at the shaping piece is all seted up to shaping chamber and material runner, the feed inlet passes the shaping piece.

Preferably, the lower mould top is provided with two pre-buried archs side by side, the shaping piece corresponds the lower mould is provided with two shaping chambeies, the feed inlet is located two the centre in shaping chamber, the feed inlet passes through material runner and two the both ends intercommunication in shaping chamber.

Preferably, the inner side surface of the embedded part is fixedly connected with a reinforcing rib, and an adaptive bulge used for clamping the reinforcing rib on the inner side of the embedded part is arranged in the top clamping groove.

Preferably, the inner side surface of the embedded part is fixedly connected with a reinforcing rib, and the side surface of the embedded protrusion is provided with a bayonet used for clamping the reinforcing rib on the inner side of the embedded part.

The injection molding machine is provided with the automobile air filter guide cover forming die.

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

the working principle of the utility model is as follows: the method is characterized in that an annular protruding forming cavity in an original guide cover die is omitted, a guide cover produced by the original guide cover die is installed in a lower die as an embedded part, the embedded part is fixed after an upper die and the lower die are assembled, molten plastic is input into the upper die and the lower die through a feed inlet, the molten plastic flows into the forming cavity through a material flow channel, the annular protruding forming of the middle part of the periphery of the guide cover is achieved through a secondary forming mode, the guide cover replaces a guide cover and a guide cover base in a comparison file, the bottom of the guide cover is directly fixed on a connecting pipe, the guide cover is convenient to install, and production data are saved.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the present invention.

FIG. 2 is a top view of a lower die in an embodiment of the present invention.

In the above drawings: 10. embedding parts; 20. an upper die; 21. a top clamping groove; 22. fitting the protrusion; 23. air holes; 30. a lower die; 31. forming a sheet; 32. embedding the bulges in advance; 33. pre-burying a groove; 34. a material flow passage; 35. a molding cavity; 36. a bayonet; 37. and (4) feeding a material inlet.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

As shown in fig. 1-2, in order to realize easy installation of the guide cover, the embodiment of the utility model provides a forming die of a guide cover of an automobile air filter, which comprises an upper die 20 and a lower die 30, wherein an embedded protrusion 32 is fixedly installed in the middle of the top surface of the lower die 30, a circle of embedded groove 33 for clamping an annular embedded part 10 is arranged around the embedded protrusion 32, a feed port 37 is formed in the lower die 30, a forming cavity 35 is formed in the top surface of the lower die 30, a material flow channel 34 for communicating the feed port 37 with the forming cavity 35 is formed in the surface of the lower die 30, the feed port 37 is located on one side of the forming cavity 35, a top clamping groove 21 attached to the top of the embedded part 10 is formed in the bottom surface of the upper die 20, and an air hole 23 communicated with the forming cavity 35 after die assembly is formed in the upper die 20.

Through direct current glued formula packing ring of global shaping round packing ring substitution at the guide housing, realized zonulae occludens and production efficiency height between packing ring and the guide housing, wherein, concrete forming process is: inserting an original guide cover serving as an embedded part 10 into an embedded groove 33, supporting the embedded part 10 by an embedded protrusion 32 to prevent the embedded part 10 from deforming after being inserted, closing an upper die 20 and a lower die 30, injecting molten plastic into the die through a feed inlet 37, enabling the molten plastic to flow in through a material flow passage 34, fixedly connecting an air suction pipe on the upper die 20, communicating the air suction pipe with an air hole 23 and used for sucking air in a forming cavity 35, waiting for the forming of annular protrusions on the peripheral surface of the embedded part 10 after the forming cavity 35 is filled with the molten plastic, and finally demolding to complete the processing of the annular protrusions on the peripheral surface of the guide cover; the guide cover can be directly fixed on the connecting pipe through the screw, so that the installation efficiency of the guide cover is improved, the structure of the guide cover base is omitted, and production data are saved.

As shown in fig. 2, in order to reduce the production cost of the lower mold 30, the lower mold 30 includes a base and a forming plate 31 fixed on the upper surface of the base, the forming cavity 35 and the material flow channel 34 are both opened on the top surface of the forming plate 31, and the feed inlet 37 penetrates through the forming plate 31; the lower mold 30 is easily manufactured by performing molding using the molding plate 31 instead of the lower mold 30.

As shown in fig. 2, in order to further improve the production efficiency, two embedded protrusions 32 are arranged side by side at the top of the lower die 30, two molding cavities 35 are arranged on the molding sheet 31 corresponding to the lower die 30, the feed port 37 is located between the two molding cavities 35, and the feed port 37 is communicated with two ends of the two molding cavities 35 through a material flow passage 34; and the processing of two batches can be finished by one-time die assembly.

As shown in fig. 1, in order to improve the processing quality, the inner side surface of the embedded part is fixedly connected with a reinforcing rib, and an adaptive protrusion 22 for clamping the reinforcing rib on the inner side of the embedded part 10 is arranged in the top clamping groove 21.

As shown in fig. 2, in order to further improve the processing quality, the inner side surface of the embedded part is fixedly connected with a reinforcing rib, and the side surface of the embedded protrusion 32 is provided with a bayonet 36 for clamping the reinforcing rib on the inner side of the embedded part 10.

An injection molding machine is provided with an automobile air filter guide cover forming die; the guide cover of the automobile air filter is produced by matching a mold with an injection molding machine.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. The utility model provides an empty filter guide housing forming die of car which characterized in that: including last mould (20) and lower mould (30), lower mould (30) top surface middle part fixed mounting is pre-buried protruding (32) and is provided with the embedded groove (33) that the round is used for blocking annular built-in fitting (10) around pre-buried protruding (32), set up feed inlet (37) on lower mould (30), lower mould (30) top surface sets up into die cavity (35) and lower mould (30) surface and offers material runner (34) that are used for communicateing feed inlet (37) and die cavity (35), feed inlet (37) are located one side of die cavity (35), go up mould (20) bottom surface and set up top draw-in groove (21) with built-in fitting (10) top laminating, open in last mould (20) and establish gas pocket (23) that the compound die back communicates with die cavity (35).

2. The forming die for the guide cover of the air filter of the automobile as claimed in claim 1, wherein: the lower die (30) comprises a base and a forming sheet (31) fixed on the upper surface of the base, the forming cavity (35) and the material flow channel (34) are both arranged on the top surface of the forming sheet (31), and the feed port (37) penetrates through the forming sheet (31).

3. The forming die for the guide cover of the air filter of the automobile as claimed in claim 2, wherein: lower mould (30) top is provided with two pre-buried archs (32) side by side, it corresponds to become matrix sheet (31) lower mould (30) are provided with two molding cavity (35), feed inlet (37) are located two the centre of molding cavity (35), feed inlet (37) are through material runner (34) and two the both ends intercommunication of molding cavity (35).

4. The forming die for the guide cover of the air filter of the automobile as claimed in claim 1, wherein: the inner side face of the embedded part is fixedly connected with a reinforcing rib, and an adaptive bulge (22) used for clamping the reinforcing rib on the inner side of the embedded part (10) is arranged in the top clamping groove (21).

5. The forming die for the guide cover of the air filter of the automobile as claimed in claim 1, wherein: the inner side surface of the embedded part is fixedly connected with a reinforcing rib, and the side surface of the embedded protrusion (32) is provided with a bayonet (36) used for clamping the reinforcing rib on the inner side of the embedded part (10).

6. An injection molding machine, characterized in that: the injection molding machine is provided with an automobile air filter guide cover forming die as claimed in any one of claims 1 to 5.