Refined injection mold structure

Abstract

The utility model discloses a refined injection mold structure which comprises an upper mold base, the bottom of the upper mold base is movably connected with a lower mold base, a first boss is arranged at the bottom of the upper mold base, a second boss is arranged at the top of the lower mold base, the two sides of the lower mold base are movably connected with fixing frames, and the two ends of the bottom of each fixing frame are fixedly connected with first pressing blocks. Third bosses are fixedly connected to the two ends of the top of the fixing frame, an internal thread through hole is formed in one end of each third boss, a lead screw is movably connected into each internal thread through hole, a second pressing block is movably connected to the bottom of each lead screw, and a hexagonal boss is fixedly connected to the top of each lead screw. And a first pressing block and a second pressing block are used for clamping a second boss and a first boss correspondingly, so that the problems that when most of existing refined injection mold structures are used for injection molding, the interior of a cavity of an injection mold has relatively high pressure, so that an upper mold plate and a lower mold plate have a relative separation trend, and the injection molding effect is influenced to a certain extent are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mold manufacturing, in particular to a refined injection mold structure. Background Art

[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding. The advantages of the injection molding method are fast production speed, high efficiency, automated operation, a wide variety of colors, shapes from simple to complex, sizes from large to small, and precise product size. The product is easy to update and can be made into complex-shaped parts. Injection molding is suitable for mass production and complex-shaped products and other molding and processing fields.

[0003] Most of the existing refined injection mold structures have a high pressure inside the cavity of the injection mold during injection molding, which leads to a tendency for the upper mold plate and the lower mold plate to be relatively separated, affecting the injection molding effect to a certain extent. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems and / or the problems existing in the existing refined injection mold structure, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a refined injection mold structure. During use, an external hexagonal wrench is used to rotate the hexagonal boss. With the cooperation of the lead screw and the internal threaded through hole, the first pressure block and the second pressure block respectively clamp the second boss and the first boss, thereby solving the problem that most of the existing refined injection mold structures have a high pressure inside the cavity of the injection mold during injection molding, resulting in a tendency for relative separation between the upper template and the lower template, which affects the injection molding effect to a certain extent.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A refined injection mold structure, comprising:

[0009] An upper die seat, wherein the bottom of the upper die seat is movably connected to the lower die seat, the bottom of the upper die seat is provided with a first boss, the top of the lower die seat is provided with a second boss, both sides of the lower die seat are movably connected to a fixing frame, both ends of the bottom of the fixing frame are fixedly connected to a first pressure block, both ends of the top of the fixing frame are fixedly connected to a third boss, one end of the third boss is provided with an internal threaded through hole, a lead screw is movably connected in the internal threaded through hole, the bottom of the lead screw is movably connected to a second pressure block, the top of the lead screw is fixedly connected to a hexagonal boss, the first pressure block is located at the bottom of the second boss, the second pressure block is located at the top of the first boss, and a feed port is provided at the center of the top of the upper die seat.

[0010] As a preferred solution of the refined injection mold structure described in the utility model, the four corners of the first boss are provided with through holes, the tops of the four corners of the second boss are fixedly connected with guide pillars, the guide pillars are located inside the through holes, and multiple handles are fixedly connected on both sides of the first boss.

[0011] As a preferred solution of a refined injection mold structure described in the utility model, a first groove is arranged at the bottom of the upper mold base, a fourth boss is arranged at the top of the lower mold base, the fourth boss is located inside the first groove, and the top of the first groove and the top of the fourth boss are fixedly connected with sealing strips.

[0012] As a preferred solution of the refined injection mold structure described in the utility model, a plurality of positioning blocks are fixedly connected to the bottom of the second boss, a second groove is provided on one side of the positioning block, and the first pressing block is located inside the second groove.

[0013] As a preferred solution of a refined injection mold structure described in the utility model, a water pipe is fixedly connected to the top of the upper mold base, and the water pipe is wrapped by the top material of the upper mold base. The output end and input end of the water pipe are fixedly connected with quick connectors, and the input end of the water pipe is connected to an external water pump.

[0014] Compared with the prior art, the utility model has the following beneficial effects: an external hexagonal wrench is used to rotate the hexagonal boss, and with the cooperation of the lead screw and the internal threaded through hole, the first pressure block and the second pressure block clamp the second boss and the first boss respectively, thereby solving the problem that most of the existing refined injection mold structures have a high pressure inside the cavity of the injection mold during injection molding, resulting in a tendency for relative separation between the upper mold plate and the lower mold plate, which affects the injection molding effect to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0016] Figure 1 The utility model is a schematic diagram of the overall structure of a refined injection mold structure.

[0017] Figure 2 The utility model is a schematic diagram of the upper mold base structure of a refined injection mold structure.

[0018] Figure 3 The utility model is a schematic diagram of the lower mold base structure of a refined injection mold structure.

[0019] Figure 4 The utility model is a schematic diagram of a fixing frame structure of a refined injection mold structure.

[0020] Figure 5 The utility model is a schematic diagram of a lead screw structure of a refined injection mold structure. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0022] See also Figure 1-5 The utility model provides a refined injection mold structure, including an upper mold base 1, the bottom of the upper mold base 1 is movably connected to the lower mold base 2, the bottom of the upper mold base 1 is provided with a first boss 8, the top of the lower mold base 2 is provided with a second boss 12, both sides of the lower mold base 2 are movably connected with a fixing frame 3, both ends of the bottom of the fixing frame 3 are fixedly connected with a first pressing block 19, both ends of the top of the fixing frame 3 are fixedly connected with a third boss 17, one end of the third boss 17 is provided with an internal threaded through hole 18, the internal threaded through hole 18 is movably connected with a lead screw 4, the bottom of the lead screw 4 is movably connected with a second pressing block 20, the top of the lead screw 4 is fixedly connected with a hexagonal boss 21, the first pressing block 19 is located at the bottom of the second boss 12, the second pressing block 20 is located at the top of the first boss 8, and an inlet 6 is provided at the top center of the upper mold base 1.

[0023] Through holes 10 are provided at four corners of the first boss 8 , guide pillars 13 are fixedly connected to the tops of four corners of the second boss 12 , and the guide pillars 13 are located inside the through holes 10 , and a plurality of handles 7 are fixedly connected to both sides of the first boss 8 .

[0024] Specifically, an external hexagonal wrench is used to rotate the hexagonal boss 21, and with the cooperation of the lead screw 4 and the internal threaded through hole 18, the first pressure block 19 and the second pressure block 20 clamp the second boss 12 and the first boss 8 respectively, thereby solving the problem that most of the existing refined injection mold structures have a high pressure inside the cavity of the injection mold during injection molding, resulting in a tendency for relative separation between the upper mold plate and the lower mold plate, which affects the injection molding effect to a certain extent.

[0025] For further information, see Figure 2-3 A first groove 9 is provided at the bottom of the upper die base 1, and a fourth boss 14 is provided at the top of the lower die base 2. The fourth boss 14 is located inside the first groove 9. The top of the first groove 9 and the top of the fourth boss 14 are fixedly connected with sealing strips, which improves the sealing performance to a certain extent.

[0026] For further information, see Figure 3 A plurality of positioning blocks 15 are fixedly connected to the bottom of the second boss 12 , a second groove 16 is provided on one side of the positioning block 15 , a first pressing block 19 is located inside the second groove 16 , and the positioning block 15 positions the first pressing block 19 to facilitate the installation of the fixing frame 3 .

[0027] See also Figure 1-2 A water pipe 5 is fixedly connected to the top of the upper mold base 1, and the water pipe 5 is wrapped by the top material of the upper mold base 1. The output end and input end of the water pipe 5 are fixedly connected to a quick connector 11, and the input end of the water pipe 5 is connected to an external water pump.

[0028] Specifically, cold water is circulated in the water pipe 5 by an external water pump to accelerate the cooling of the injection molding material, thereby improving the injection molding efficiency to a certain extent.

[0029] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A refined injection mold structure, characterized in that: The invention comprises an upper die base (1), wherein the bottom of the upper die base (1) is movably connected to a lower die base (2), the bottom of the upper die base (1) is provided with a first boss (8), the top of the lower die base (2) is provided with a second boss (12), both sides of the lower die base (2) are movably connected to a fixing frame (3), both ends of the bottom of the fixing frame (3) are fixedly connected to a first pressing block (19), both ends of the top of the fixing frame (3) are fixedly connected to a third boss (17), one end of the third boss (17) is provided with an internal threaded through hole (18), a lead screw (4) is movably connected in the internal threaded through hole (18), the bottom of the lead screw (4) is movably connected to a second pressing block (20), the top of the lead screw (4) is fixedly connected to a hexagonal boss (21), the first pressing block (19) is located at the bottom of the second boss (12), the second pressing block (20) is located at the top of the first boss (8), and a feed port (6) is provided at the center of the top of the upper die base (1).

2. A refined injection mold structure according to claim 1, characterized in that: Through holes (10) are provided at the four corners of the first boss (8), guide pillars (13) are fixedly connected to the tops of the four corners of the second boss (12), and the guide pillars (13) are located inside the through holes (10), and a plurality of handles (7) are fixedly connected to both sides of the first boss (8).

3. A refined injection mold structure according to claim 2, characterized in that: The upper die base (1) is provided with a first groove (9) at the bottom, and the lower die base (2) is provided with a fourth boss (14) at the top. The fourth boss (14) is located inside the first groove (9), and the top of the first groove (9) and the top of the fourth boss (14) are both fixedly connected with a sealing strip.

4. A refined injection mold structure according to claim 3, characterized in that: A plurality of positioning blocks (15) are fixedly connected to the bottom of the second boss (12), a second groove (16) is provided on one side of the positioning block (15), and the first pressing block (19) is located inside the second groove (16).

5. A refined injection mold structure according to claim 4, characterized in that: A water pipe (5) is fixedly connected to the top of the upper die base (1), and the water pipe (5) is wrapped by the top material of the upper die base (1). The output end and input end of the water pipe (5) are both fixedly connected to quick connectors (11), and the input end of the water pipe (5) is connected to an external water pump.

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