CN218139520U - Injection molding forming die - Google Patents

Abstract

The utility model belongs to the technical field of the technique of mould and specifically relates to an injection molding forming die is related to, including the movable mould seat, install in the movable mould benevolence of movable mould seat towards cover half seat one side, cover half seat and install in the cover half benevolence of cover half seat towards movable mould seat one side, the cover half benevolence includes fixed part and four removal portions, fixed part fixed mounting is in the cover half seat, four removal portions distribute respectively around the fixed part, four equal slidable mounting of removal portion are in the cover half seat, and four removal portions all slide towards being close to the fixed part direction when the compound die, four removal portions all slide towards keeping away from the fixed part direction when the compound die, every removal portion all installs corresponding lug towards fixed part one side. This application can make the workman directly take out the injection molding after the die sinking, has improved the machining efficiency of mould to the injection molding.

Description

Injection molding forming die

Technical Field

The application relates to the technical field of moulds, in particular to an injection molding piece forming mould.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple designs and varieties, simple and complex shapes, small and precise product size, easy replacement of products, capability of forming workpieces with complex shapes, and suitability for the fields of mass production, products with complex shapes and the like.

The existing injection molding part comprises a shell with an opening at the bottom, and a functional hole is formed in the side wall of the shell. When injection molding is performed on the injection molding part by using an injection mold, the fixed mold core is generally split into a fixed part, a movable part and a lug arranged on the movable part, the movable part is fixedly arranged on the fixed part through a screw, and one end, far away from the movable part, of the lug abuts against the fixed part, so that a functional hole can be processed at the position of the lug when the injection molding part is molded. After the injection molding piece is injected and molded in the mold, a worker separates the convex block from the fixed part by disassembling the movable part, so that the worker can take down the molded injection molding piece. After the injection molding piece is taken down, the worker is required to fix the moving part to the original position again, so that the mold performs the next injection molding operation.

However, the demoulding method is complicated to operate, and the processing efficiency of the injection molding part is reduced. Therefore, further improvements can be made.

SUMMERY OF THE UTILITY MODEL

In order to improve the machining efficiency of mould to the injection molding, this application provides an injection molding forming die.

The application provides a pair of injection molding forming die adopts following technical scheme:

the utility model provides an injection molding forming die, includes the movable mould seat, installs in movable mould seat towards movable mould benevolence, cover half seat of cover half seat one side and installs in the cover half benevolence of cover half seat one side, the cover half benevolence includes fixed part and four removal portions, fixed part fixed mounting is in the cover half seat, four removal portion distributes respectively around the fixed part, four the equal slidable mounting of removal portion in the cover half seat, and four removal portion all slides towards being close to the fixed part direction when the compound die, four removal portion all slides towards keeping away from the fixed part direction when the die sinking, every corresponding lug is all installed towards fixed part one side to removal portion.

Through adopting above-mentioned technical scheme, when the compound die, because four removal portions all slide towards being close to the fixed part direction, make the lug can be moved to and the tight position of fixed part counterbalance to make fixed part, four removal portions and corresponding lug can form and be used for processing the required movable mould benevolence of finished product spare, movable mould benevolence and fixed mould benevolence can form the shaping chamber that is used for supplying injection molding machine injection moulding this moment, so that the finished product spare can be at shaping intracavity injection moulding. When the mold is opened, the four moving parts all slide towards the direction away from the fixed part, so that the four moving parts can be separated from the fixed part, the convex blocks can be separated from the corresponding functional holes, and a worker can directly take down the molded injection molding part. Because the action of the moving part separated from the fixed part can be simultaneously completed in the mold opening mode, a worker can directly take out the injection molding part after mold opening, and the processing efficiency of the mold on the injection molding part is improved.

Optionally, four sliding grooves are formed in one side, facing the movable die holder, of the fixed die holder, the four sliding grooves extend in directions perpendicular to four side faces of the fixed portion respectively, the four moving portions are arranged in the four sliding grooves in a sliding mode respectively, four sliding rails are arranged on the movable die holder, the tops of the four sliding rails are fixedly arranged on the movable die core, one ends, far away from the movable die core, of the four sliding rails are inclined downwards and extend in directions, far away from the four side faces of the fixed portion, of the four sliding rails, and the four moving portions are arranged on the four sliding rails in a sliding mode respectively.

By adopting the technical scheme, when the mold is opened, the tops of the four slide rails are fixedly arranged on the movable mold core, the movable mold core drives the four slide rails to move towards the direction away from the fixed mold base, the ends, away from the movable mold core, of the four slide rails incline downwards and extend towards the directions away from the four sides of the fixed part respectively, and the four moving parts slide and are arranged in the four slide rails and the four slide grooves respectively and simultaneously, so that the four moving parts can move towards the directions away from the four sides of the fixed part respectively, and the convex blocks arranged on the moving parts can be separated from the corresponding functional holes, so that a worker can directly take out the molded injection molding part. Similarly, when the die is closed, the movable die core drives the four slide rails to move towards the direction close to the fixed die base, so that the four moving parts can move towards the directions close to the four side surfaces of the fixed part respectively, the convex blocks can be moved to the positions tightly abutted to the fixed part, and the movable die core and the fixed die core can form a forming cavity required for processing injection molding parts at the moment.

Optionally, the fixed die base comprises a base and a plurality of limiting blocks, four first sub-grooves which are respectively perpendicular to four side faces of the fixing portion are formed in the base, second sub-grooves are formed in two sides of the top of the first sub-groove of the base, each limiting block is detachably installed in one second sub-groove, and the first sub-groove and the two limiting blocks are arranged oppositely to form sliding grooves in a clamping gap.

By adopting the technical scheme, the first sub-groove and the two limiting blocks are clamped with each other to form the sliding groove, and the limiting blocks are detachably arranged in the second sub-groove, so that a worker can disassemble and assemble the limiting blocks, and the worker can conveniently install the moving part in the sliding groove in a sliding manner.

Optionally, the number of the slide rails slidably disposed on the moving portions on the left and right sides of the fixing portion is two.

By adopting the technical scheme, the number of the sliding rails arranged on the left and right sides of the fixed part in a sliding manner is two, so that the left and right sides of the movable part can slide along the two sliding rails at the same time, and the stability of the left and right sides of the movable part in sliding can be further improved.

Optionally, the number of the fixed die holders and the number of the movable die holders are two, and the two movable die holders are arranged corresponding to the two fixed die holders.

By adopting the technical scheme, the two movable die bases and the two fixed die bases are correspondingly arranged, so that the die can be used for molding two injection molding parts at one time, and the production efficiency of the injection molding parts can be further improved.

Optionally, the fixed part is detachably connected with the fixed die base.

By adopting the technical scheme, the fixed part and the fixed die base are detachably connected, so that a worker can disassemble and replace the fixed part.

Optionally, the movable mold core and the movable mold base are detachably connected.

By adopting the technical scheme, the movable mould core and the movable mould base are detachably connected, so that a worker can disassemble and replace the movable mould core.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the mold is opened, the four moving parts all slide towards the direction away from the fixed part, so that the four moving parts can be separated from the fixed part, the convex blocks can be separated from the corresponding functional holes, and a worker can directly take down the molded injection molding part. The movable part can simultaneously complete the action of separating from the fixed part in the mold opening mode, so that a worker can directly take out the injection molding part after opening the mold, and the processing efficiency of the mold on the injection molding part is improved;

2. the first sub-groove and the two limiting blocks are clamped with each other to form a sliding groove, and the limiting blocks are detachably arranged in the second sub-groove, so that a worker can disassemble and assemble the limiting blocks, and the worker can conveniently install the moving part in the sliding groove in a sliding manner;

3. because be provided with four auxiliary guide rails, can further improve the stability of removal portion at the removal process.

Drawings

FIG. 1 is a schematic view of the structure of an injection molded part in the embodiment of the present application.

Fig. 2 is a schematic diagram of an explosive structure according to an embodiment of the present application.

FIG. 3 is a schematic view of the stationary mold base and the stationary mold core.

FIG. 4 is a schematic view for showing the structure of the stationary mold core part.

Description of reference numerals:

1. a movable die holder; 2. fixing a die holder; 21. a base; 211. a chute; 212. a first sub-groove; 213. a second sub-groove; 22. a limiting block; 3. a movable mould core; 4. fixing a mold core; 41. a fixed part; 42. a moving part; 43. a bump; 5. a slide rail; 100. an injection molded part; 101. a housing; 102. and (4) a functional hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses injection molding forming die. Referring to fig. 1, fig. 1 shows an injection molded part 100, which includes a housing 101 with an open bottom, and a functional hole 102 is formed on a sidewall of the housing 101. Referring to fig. 2, the injection molding piece forming mold comprises a movable mold base 1, a movable mold core 3, a fixed mold base 2 and a fixed mold core 4; the movable mold base 1 and the fixed mold base 2 are arranged oppositely, the movable mold core 3 is installed on one side, facing the fixed mold base 2, of the movable mold base 1, the fixed mold core 4 is installed on one side, facing the movable mold base 1, of the fixed mold base 2, and when the movable mold base 1 and the fixed mold base 2 are closed, the movable mold core 3 and the fixed mold core 4 are mutually covered to form a forming cavity, so that the injection molding machine can perform injection molding of the injection molding part 100 in the forming cavity.

In this embodiment, the number of the movable mold cores 3 and the number of the fixed mold cores 4 are two, and the two movable mold cores 3 and the two fixed mold cores 4 are arranged in a one-to-one correspondence manner, so that the mold can form two injection-molded parts 100 at a time, and the production efficiency of the injection-molded parts 100 can be further improved.

Referring to fig. 3 and 4, in particular, the fixed mold core 4 includes a fixed portion 41 and four moving portions 42; the fixed portion 41 is fixedly mounted on the fixed mold base 2, the fixed mold base 2 is provided with four sliding grooves 211 at a position close to the fixed portion 41, the four sliding grooves 211 are respectively perpendicular to four side surfaces of the fixed portion 41, and the four sliding grooves 211 are respectively matched with the four moving portions 42 one by one, so that the four moving portions 42 can be respectively slidably disposed in the corresponding sliding grooves 211. Four long round rod-shaped slide rails 5 are installed on the movable die holder 1, the tops of the four slide rails 5 are fixedly connected with the movable die core 3, one ends of the four slide rails 5, which are far away from the movable die core 3, are respectively inclined downwards and extend towards four side directions far away from the fixed portion 41, and the four moving portions 42 are respectively arranged on the four slide rails 5 in a sliding manner, so that the four moving portions 42 all slide towards the direction close to the fixed portion 41 when die assembly is performed, and meanwhile, the four moving portions 42 all slide towards the direction far away from the fixed portion 41 when die assembly is performed. The moving part 42 is fixedly provided with a lug 43 towards one side of the fixed part 41, and the lug 43 is matched with the corresponding functional slot.

When the mold is opened, the tops of the four slide rails 5 are fixedly mounted on the movable mold core 3, the movable mold core 3 drives the four slide rails 5 to move in the direction away from the fixed mold base 2, one ends of the four slide rails 5 away from the movable mold core 3 respectively extend in the direction away from the four side surfaces of the fixed portion 41 in a downward inclined manner, and the four moving portions 42 are respectively and simultaneously arranged in the four slide rails 5 and the four slide grooves 211 in a sliding manner, so that the four moving portions 42 can respectively move in the directions away from the four side surfaces of the fixed portion 41 in the corresponding slide grooves 211, and the convex blocks 43 mounted on the moving portions 42 can be separated from the corresponding functional holes 102, so that a worker can directly take off the molded injection molding part 100. Similarly, when the mold is closed, the movable mold core 3 drives the four slide rails 5 to move towards the direction close to the fixed mold base 2, so that the four moving parts 42 can move towards the directions close to the four side surfaces of the fixed part 41 in the corresponding slide grooves 211 respectively, so that the protruding blocks 43 can be moved to the positions abutting against the fixed part 41, and at the moment, the movable mold core 3 and the fixed mold core 4 can form a molding cavity required for processing the injection molding part 100, so that the finished product can be subjected to injection molding in the molding cavity. Because the moving part 42 can complete the action of separating from the fixed part 41 in the mold opening mode, a worker can directly take out the injection molding part 100 after opening the mold, and the processing efficiency of the mold on the injection molding part 100 is improved.

Referring to fig. 3, in particular, in the present embodiment, the fixed mold base 2 includes a base 21 and a plurality of limit blocks 22; the fixing portion 41 is fixedly mounted on the base 21, the base 21 is provided with first sub-grooves 212 on four side surfaces near the fixing portion 41, and each first sub-groove 212 is perpendicular to the corresponding side surface of the fixing portion 41. The base 21 has second sub-slots 213 formed on both sides of the top of the first sub-slot 212, and the second sub-slots 213 are communicated with the first sub-slot 212. Each limiting block 22 is correspondingly installed in one second sub-groove 213, and each limiting block 22 is fixedly installed in the corresponding second sub-groove 213 through a screw, so that each limiting block 22 can be detachably installed in one second sub-groove 213; and the width of the gap between the two oppositely arranged limit blocks 22 is smaller than the width of the first sub-slot 212, so that the gap between the two oppositely arranged limit blocks 22 and the first sub-slot 212 form an inverted T-shaped sliding slot 211, the cross section profile of the bottom of each moving part 42 is matched with the cross section profile of the sliding slot 211, and the bottom of each moving part 42 can be slidably embedded in the corresponding sliding slot 211.

Because the first sub-slot 212 and the two limit blocks 22 are clamped by each other to form the sliding slot 211, and the limit blocks 22 are detachably mounted in the second sub-slots 213, a worker can detach and mount the limit blocks 22, and the worker can conveniently slide and mount the moving part 42 in the sliding slot 211.

In the present embodiment, the number of the slide rails 5 slidably disposed on the moving portions 42 located on the left and right sides of the fixed portion 41 is two, and the two slide rails 5 are disposed in parallel at an interval.

Since the number of the slide rails 5 slidably provided to the moving portions 42 located on the left and right sides of the fixed portion 41 is two, the moving portions 42 on the left and right sides can slide along the two slide rails 5 at the same time, and the stability of the moving portions 42 on the left and right sides during sliding can be further improved.

In this embodiment, the fixing portion 41 is fixed to the base 21 by screws, so that the fixing portion 41 can be detachably connected to the base 21, and a worker can replace the fixing portion 41.

Referring to fig. 2, in the present embodiment, the movable mold core 3 is fixed to the movable mold base 1 through a screw, and a detachable connection is formed between the movable mold core 3 and the movable mold base 1, so that a worker can detach and replace the movable mold core 3.

The implementation principle of the embodiment of the application is as follows: when the mold is opened, the tops of the four sliding rails 5 are fixedly installed on the movable mold core 3, the movable mold core 3 drives the four sliding rails 5 to move in the direction away from the fixed mold seat 2, one ends of the four sliding rails 5, which are away from the movable mold core 3, are respectively inclined downwards in the directions away from the four side surfaces of the fixed portion 41, and the four moving portions 42 are respectively and simultaneously arranged in the four sliding rails 5 and the four sliding grooves 211 in a sliding manner, so that the four moving portions 42 can respectively move in the directions away from the four side surfaces of the fixed portion 41 in the corresponding sliding grooves 211, and the protruding blocks 43 installed on the moving portions 42 can be separated from the corresponding functional holes 102, so that a worker can directly take down the molded injection molding part 100. Similarly, when the mold is closed, the movable mold core 3 drives the four slide rails 5 to move towards the direction close to the fixed mold base 2, so that the four moving parts 42 can move towards the directions close to the four side surfaces of the fixed part 41 in the corresponding slide grooves 211 respectively, so that the protruding blocks 43 can be moved to the positions abutting against the fixed part 41, and at the moment, the movable mold core 3 and the fixed mold core 4 can form a molding cavity required for processing the injection molding part 100, so that the finished product can be subjected to injection molding in the molding cavity. Because the moving part 42 can complete the action of separating from the fixed part 41 in the mold opening mode, a worker can directly take out the injection molding part 100 after opening the mold, and the processing efficiency of the mold on the injection molding part 100 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides an injection molding forming die, includes movable mould seat (1), installs in movable mould benevolence (3) of movable mould seat (1) orientation fixed mould seat (2) one side, fixed mould seat (2) and install in fixed mould seat (2) towards fixed mould benevolence (4) of movable mould seat (1) one side, its characterized in that: decide mould benevolence (4) including fixed part (41) and four removal portion (42), fixed part (41) fixed mounting is in deciding die holder (2), four removal portion (42) distribute respectively around fixed part (41), four removal portion (42) equal slidable mounting in deciding die holder (2), and four removal portion (42) all slide towards being close to fixed part (41) direction when the compound die, four removal portion (42) all slide towards keeping away from fixed part (41) direction when the die sinking, every corresponding lug (43) is all installed towards fixed part (41) one side to removal portion (42).

2. The injection molding forming mold of claim 1, wherein: four chutes (211) are formed in one side, facing the movable die holder (1), of the fixed die holder (2), the chutes (211) extend in four side directions of the fixed portion (41) perpendicular to the fixed portion respectively, the moving portions (42) slide in the four chutes (211) respectively, four sliding rails (5) are installed on the movable die holder (1), the tops of the sliding rails (5) are fixedly installed on the movable die core (3) and are four, one ends, far away from the movable die core (3), of the sliding rails (5) incline downwards and extend in four side directions of the fixed portion (41) respectively, and the moving portions (42) slide on the four sliding rails (5) respectively.

3. The injection molding forming mold of claim 2, wherein: the fixed die holder (2) comprises a base (21) and a plurality of limiting blocks (22), four first sub-grooves (212) which are respectively perpendicular to four side faces of the fixing portion (41) are formed in the base (21), second sub-grooves (213) are formed in two sides of the top of the first sub-grooves (212) of the base (21), each limiting block (22) is detachably installed in one second sub-groove (213), and the first sub-grooves (212) and the two limiting blocks (22) which are arranged oppositely clamp gaps to form sliding grooves (211).

4. The injection molding forming mold of claim 2, wherein: the number of the slide rails (5) arranged in a sliding manner on the moving parts (42) positioned on the left side and the right side of the fixed part (41) is two.

5. The injection molding forming mold of claim 1, wherein: the number of the fixed die seats (2) and the number of the movable die seats (1) are two, and the two movable die seats (1) are arranged corresponding to the two fixed die seats (2).

6. The injection molding forming mold of claim 1, wherein: the fixed part (41) is detachably connected with the fixed die holder (2).

7. The injection molding piece forming die of claim 1, wherein: the movable mould core (3) is detachably connected with the movable mould base (1).

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