Pouring flow velocity and pressure measurement and control device for injection mold

Abstract

The utility model discloses a pouring flow velocity pressure measurement and control device for an injection mold, which comprises a main valve body and an external pipe, a flow velocity control assembly is arranged on the main valve body, the left side and the right side of the main valve body are respectively communicated with a liquid outlet pipe and a liquid inlet pipe, and the main valve body is arranged on the external pipe through an installation assembly; the mounting assembly comprises a first mounting ring, the first mounting ring is rotationally connected with the surface of the external pipe, a plurality of L-shaped grooves are formed in the first mounting ring at equal intervals, ejector blocks are fixedly connected to one side of the first mounting ring at equal intervals, and a second mounting ring is fixedly connected to the surface of the liquid inlet pipe. The liquid outlet pipe and the liquid inlet pipe on the main valve body of the pouring flow speed and pressure measurement and control device for the injection mold are both mounted and connected with the external pipe through the mounting assemblies, only the first mounting ring needs to be rotated during mounting, operation is convenient and fast, the sealing performance is good, stable and reliable after mounting, and the practicability of the device during use is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field, concretely is a kind of injection mold's pouring flow rate pressure measurement and control device. BACKGROUND

[0002] Injection mold is a tool for producing plastic products, and is also a tool for giving plastic products complete structure and accurate size, injection molding is a processing method used when mass producing some complex-shaped parts, specifically refers to the high-pressure injection of heated and melted plastic into mold cavity by injection molding machine, and after cooling and solidification, the shaped product is obtained.

[0003] The patent publication number "CN209534054U" discloses an injection mold pouring system flow rate pressure measurement and control system, which comprises a mounting base plate, a sliding groove is fixedly connected to the bottom of the mounting base plate, a valve body is movably mounted on the top of the mounting base plate, sliding blocks are fixedly connected to the left and right sides of the bottom of the valve body and are in sliding connection with the sliding groove, a metal plate is fixedly connected to the outside of the external liquid inlet pipe, and sealing rings are connected to the left and right sides of the metal plate, and a sealing ring is sleeved in the right side of the threaded groove inside the lock ring.

[0004] As shown in the above-mentioned technology, the existing pouring flow rate pressure measurement and control device for injection mold is between the molten plastic pipeline, and the flow rate and pressure of the molten plastic are measured and controlled, but the existing installation method is not convenient and fast enough, and the stability after installation cannot be guaranteed only by the locking ring. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a pouring flow rate pressure measurement and control device for injection mold, which solves the problem of inconvenient installation of the existing pouring flow rate pressure measurement and control device for injection mold.

[0006] To achieve the above purpose, the utility model is implemented by the following technical scheme: a pouring flow rate pressure measurement and control device for injection mold comprises a main valve body and an external pipe, a flow rate control assembly is arranged on the main valve body, a liquid outlet pipe and a liquid inlet pipe are respectively communicated with the left side and the right side of the main valve body, the main valve body is installed on the external pipe through a mounting assembly, and a heat preservation assembly is arranged on the liquid outlet pipe, the liquid inlet pipe and the external pipe.

[0007] The mounting assembly comprises a first mounting ring, the first mounting ring is rotatably connected to the surface of the external pipe, a plurality of L-shaped grooves are equidistantly arranged in the interior of the first mounting ring, a plurality of L-shaped rods are equidistantly fixedly connected to one side of the first mounting ring, a second mounting ring is fixedly connected to the surface of the liquid inlet pipe, and a plurality of L-shaped rods are equidistantly fixedly connected to one side of the second mounting ring.

[0008] Preferably, the inner surface of the liquid inlet pipe is fixedly connected with an inner pipe, the surface of the inner pipe is provided with a sealing ring, the inner pipe and the outer pipe form a inserting cavity, and the outer pipe is installed at the inserting cavity.

[0009] Preferably, the surface of the inner pipe is sleeved with a limiting spring, and the end of the outer pipe inserted into the inserting cavity is in contact with the limiting spring.

[0010] Preferably, the heat preservation assembly comprises a heat preservation sleeve, the heat preservation sleeve is sleeved outside the outer pipe, the heat preservation sleeve is in a cylindrical shape and is cut along an axial direction, the surface of the heat preservation sleeve is inserted with two positioning rods distributed on the two sides of the cut surface.

[0011] Preferably, the bottom end of the L-shaped groove is fixedly connected with two bending pieces, and the bending pieces can be bent to limit the position of the positioning rod.

[0012] Preferably, the surface of the left positioning rod is sleeved with a rubber strip, the inside of the rubber strip is provided with a through hole, and the rubber strip is sleeved on the right positioning rod through the through hole to fix the heat preservation sleeve sleeved on the outer pipe.

[0013] Beneficial effects

[0014] The utility model provides a kind of injection mould's pouring flow rate pressure measurement and control device.Compared with prior art, it has the following beneficial effects:

[0015] 1, the injection mould's pouring flow rate pressure measurement and control device, by installation component including first installation ring, first installation ring is rotatably connected with the surface of outer pipe, multiple L-shaped grooves are equidistantly arranged in the inside of first installation ring, the liquid outlet pipe and the liquid inlet pipe on main valve body are all installed and connected with outer pipe by installation component, only need to rotate first installation ring during installation, it is convenient and fast to operate, after installation, it is good, stable and reliable in sealing, improve the practicality when device is used.

[0016] 2, the injection mould's pouring flow rate pressure measurement and control device, by heat preservation assembly including heat preservation sleeve, heat preservation sleeve is sleeved outside the outer pipe, heat preservation sleeve is in a cylindrical shape, and is cut along an axial direction, the surface of heat preservation sleeve is inserted with two positioning rods, heat preservation assembly is arranged outside the liquid outlet pipe, the liquid inlet pipe and the outer pipe, to heat preservation for the melted plastic, ensure the fluidity of fluid passing through device, and heat preservation assembly can be quickly installed by the setting of rubber strip and positioning rod. ACCURACY

[0017] Figure 1 It is the appearance schematic view of the utility model;

[0018] Figure 2 It is the local schematic view of the utility model;

[0019] Figure 3 This is an exploded view of the mounting components of this utility model;

[0020] Figure 4 This is a schematic diagram of the installation of the external pipe and insulation components of this utility model;

[0021] Figure 5 This is a schematic diagram of the thermal insulation component of this utility model.

[0022] In the diagram: 1. Main valve body; 2. Flow rate control component; 3. Outlet pipe; 4. Inlet pipe; 5. Mounting component; 51. First mounting ring; 52. L-shaped groove; 53. Top block; 54. Second mounting ring; 55. L-shaped rod; 56. Inner tube; 57. Sealing ring; 58. Limiting spring; 6. Outer tube; 7. Insulation component; 71. Insulation sleeve; 72. Positioning rod; 73. Bending piece; 74. Rubber strip; 75. Through hole. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figures 1-5 The injection mold's pouring flow rate and pressure measurement and control device offers two technical solutions:

[0025] The first embodiment includes a main valve body 1 and an external pipe 6. A flow rate control component 2 is provided on the main valve body 1. An outlet pipe 3 and an inlet pipe 4 are respectively connected to the left and right sides of the main valve body 1. The main valve body 1 is installed on the external pipe 6 through an installation component 5. A heat insulation component 7 is provided on the outlet pipe 3, the inlet pipe 4, and the external pipe 6.

[0026] The installation assembly 5 comprises a first installation ring 51 rotatably connected with the surface of the outer pipe 6, a plurality of L-shaped grooves 52 are equidistantly arranged in the inner portion of the first installation ring 51, a top block 53 is equidistantly fixedly connected to one side of the first installation ring 51, a second installation ring 54 is fixedly connected to the surface of the liquid inlet pipe 4, a plurality of L-shaped rods 55 are equidistantly fixedly connected to one side of the second installation ring 54, an inner pipe 56 is fixedly connected to the inner surface of the liquid inlet pipe 4, a sealing ring 57 is arranged on the surface of the inner pipe 56, an inserting cavity is formed between the inner pipe 56 and the outer pipe 6, and the outer pipe 6 is installed in the inserting cavity, a limiting spring 58 is arranged on the surface of the inner pipe 56, and the end of the outer pipe 6 inserted into the inserting cavity is in contact with the limiting spring 58.

[0027] The liquid outlet pipe 3 and the liquid inlet pipe 4 on the main valve body 1 are installed and connected with the outer pipe 6 through the installation assembly 5, and only the first installation ring 51 needs to be rotated during installation, so that the operation is convenient and fast, the sealing stability after installation is good and reliable, and the practicability of the device during use is improved.

[0028] The second embodiment mainly differs from the first embodiment in that the heat preservation assembly 7 comprises a heat preservation sleeve 71, the heat preservation sleeve 71 is arranged outside the outer pipe 6, the heat preservation sleeve 71 is in a cylindrical shape and is cut along the axial direction, two positioning rods 72 are inserted into the surface of the heat preservation sleeve 71 and are arranged on the two sides of the cut portion, two bending pieces 73 are fixedly connected to the bottom end of the L-shaped groove 52 and can be bent to limit the position of the positioning rod 72, a rubber strip 74 is arranged on the surface of the left positioning rod 72, a through hole 75 is arranged in the inner portion of the rubber strip 74, and the rubber strip 74 is arranged on the right positioning rod 72 through the through hole 75 to fix the heat preservation sleeve 71 arranged outside the outer pipe 6.

[0029] The heat preservation assembly 7 is arranged outside the liquid outlet pipe 3, the liquid inlet pipe 4 and the outer pipe 6, so that the melted plastic is preserved, the fluidity of the fluid passing through the device is ensured, and the heat preservation assembly 7 can be quickly installed through the arrangement of the rubber strip 74 and the positioning rod 72.

[0030] During use, the main valve body 1 is placed at the installation position of the outer pipe 6, the L-shaped rod 55 is inserted into the L-shaped groove 52, at this time, the outer pipe 6 is arranged outside the inner pipe 56, the first installation ring 51 is rotated to make the top block 53 in contact with the L-shaped rod 55, so that the L-shaped rod 55 is tightly pressed, the liquid inlet pipe 4 is tightly pressed with the outer pipe 6, at this time, the installation is completed, and if the liquid outlet pipe 3, the liquid inlet pipe 4 and the outer pipe 6 need to be heat preserved, the heat preservation sleeve 71 is arranged outside the corresponding pipe, the rubber strip 74 is pulled to make the through hole 75 aligned with the positioning rod 72 and arranged in the positioning rod 72, and the position of the heat preservation sleeve 71 is fixed.

[0031] It is to be noted that, in the present document, relational terms such as first and second and the like can 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. Moreover, 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0032] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A casting flow rate and pressure measuring and control device for injection molds, comprising a main valve body (1) and an external pipe (6), wherein a flow rate control component (2) is provided on the main valve body (1), characterized in that: The main valve body (1) is connected to the liquid outlet pipe (3) and the liquid inlet pipe (4) on the left and right sides respectively. The main valve body (1) is installed on the external pipe (6) through the mounting assembly (5). The liquid outlet pipe (3), the liquid inlet pipe (4) and the external pipe (6) are all equipped with heat preservation components (7). The mounting assembly (5) includes a first mounting ring (51), which is rotatably connected to the surface of the external tube (6). The interior of the first mounting ring (51) is provided with a plurality of L-shaped grooves (52) at equal intervals. A top block (53) is fixedly connected to one side of the first mounting ring (51) at equal intervals. The surface of the liquid inlet tube (4) is fixedly connected with a second mounting ring (54), and a plurality of L-shaped rods (55) are fixedly connected to one side of the second mounting ring (54) at equal intervals.

2. The injection flow rate and pressure measuring and control device for injection molds according to claim 1, characterized in that: An inner tube (56) is fixedly connected to the inner surface of the inlet pipe (4). A sealing ring (57) is provided on the surface of the inner tube (56). An insertion cavity is formed between the inner tube (56) and the outer tube (6), and the outer tube (6) is installed at the insertion cavity.

3. The injection flow rate and pressure measuring and control device for injection molds according to claim 2, characterized in that: A limiting spring (58) is fitted on the surface of the inner tube (56), and the end of the outer tube (6) inserted into the insertion cavity contacts the limiting spring (58).

4. The injection flow rate and pressure measuring and control device for injection molds according to claim 1, characterized in that: The insulation component (7) includes an insulation sleeve (71), which is fitted over the outside of the outer tube (6). The insulation sleeve (71) is cylindrical and cut along the axial direction. Two positioning rods (72) are inserted into the surface of the insulation sleeve (71), and the two positioning rods (72) are distributed on both sides of the cut.

5. The injection flow rate and pressure measuring and control device for injection molds according to claim 4, characterized in that: The bottom end of the L-shaped groove (52) is fixedly connected to two bending pieces (73) on the left and right, and the bending pieces (73) can be bent to limit the position of the positioning rod (72).

6. The injection flow rate and pressure measuring and control device for injection molds according to claim 4, characterized in that: A rubber strip (74) is fitted on the surface of the positioning rod (72) on the left side. A through hole (75) is provided inside the rubber strip (74), and the rubber strip (74) is fitted onto the positioning rod (72) on the right side through the through hole (75) to fix the heat insulation sleeve (71) fitted on the outer tube (6).

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