Inclined top internal water conveying structure for injection mold

Abstract

The utility model provides a pitched roof internal water transporting structure for an injection mold, which comprises pitched roof seats, pitched roof guide blocks, pitched roof rods and pitched roof inserts, the two pitched roof rods are respectively and rotatably arranged in the two pitched roof seats, and the tops of the two pitched roof rods are both arranged in the pitched roof inserts and are communicated with each other; and the angle ejector guide block is arranged on the surface of the angle ejector rod in a sliding manner. Through the arrangement of the water inlet joint and the water outlet joint, conveyed water can flow in from one angle ejector rod and flow out from the other angle ejector rod, so that the problems of water conveying and processing difficulty of an integrated angle ejector are solved, the forming temperature at the position of an angle ejector insert can be conveniently controlled, and the filtering structure is arranged at one end of the water inlet joint, so that the water conveying efficiency is improved. According to the conveying water filtering device, impurities in conveying water can be filtered through the arrangement of the filtering structure, an end cover and an extension pipe in the filtering structure can be detached after processing is completed, so that a filtering net can be cleaned conveniently, and the follow-up conveying water filtering effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to an inclined top internal water transport structure for injection molds. Background Art

[0002] In plastic molds, when the product is large and has a large inner undercut surface, it is necessary to use inclined top molding. Conventional molds generally design the water channel inside the mold core and adjust the temperature of the mold core to control the molding temperature of the product. However, for inclined top inserts, the integrated inclined top structure is limited by the structure and the mold space, and generally no water channel is designed, which makes it difficult to control the molding temperature at the inclined top. Utility Model Content

[0003] The utility model aims to provide an internal water transport structure of a sloping top for an injection mold to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A water transport structure for an internal sloping top of an injection mold, comprising a sloping top seat, a sloping top guide block, a sloping top rod and a sloping top insert, wherein the two sloping top rods are rotatably arranged in the two sloping top seats respectively, and the tops of the two sloping top rods are installed in the sloping top insert and are connected to each other, the sloping top guide block is slidably arranged on the surface of the sloping top rod, the surface of the sloping top insert is provided with a fixing key, one end of the fixing key is embedded in the surface of the sloping top rod, a sealing ring is installed at the connection between the sloping top rod and the sloping top insert, a water inlet joint and a water outlet joint are respectively provided on the two sloping top rods, and a filtering structure is provided at one end of the water inlet joint.

[0006] Preferably, the filtering structure includes a sleeve, an end cover, an extension tube and a filter element, the sleeve is fixed to one end of the water inlet joint, the extension tube is integrally formed on one side of the end cover, the extension tube is detachably installed on one end of the sleeve, and the filter element is installed inside the extension tube.

[0007] Preferably, the outer wall of the extension tube is provided with an external thread, the inner wall of the sleeve is provided with an internal thread, and the extension tube and the sleeve are connected by a threaded connection.

[0008] Preferably, the filter element comprises a rotating seat and a filter screen, the rotating seat is rotatably disposed on the inner wall of the extension tube, and the filter screen is embedded in the inner wall of the rotating seat.

[0009] Preferably, a water inlet pipe is rotatably provided at one end of the end cover through a sealing member, and a sealing gasket is installed between the water inlet pipe and the end cover.

[0010] Preferably, a limiting groove is provided on the surface of the water inlet pipe, and an annular protrusion is integrally formed on the inner wall of the end cover, and the annular protrusion is movably arranged in the limiting groove.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model discloses a water inlet and outlet joint, so that water can flow into one inclined top rod and flow out from another inclined top rod, thereby solving the problem of water transportation and processing difficulty of the integrated inclined top, and can facilitate the control of the molding temperature at the inclined top insert. In addition, a filtering structure is arranged at one end of the water inlet joint, and impurities in the water can be filtered through the setting of the filtering structure. After the processing is completed, the end cover and the extension pipe in the filtering structure can be disassembled to clean the filter screen, thereby ensuring the subsequent filtering effect on the water. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0014] Figure 2 It is a schematic cross-sectional structure diagram of the inclined top insert of the utility model;

[0015] Figure 3 This is a schematic diagram of the connection structure between the casing and the water inlet joint of the utility model;

[0016] Figure 4 It is a schematic diagram of the connection structure between the extension tube and the rotating seat of the utility model.

[0017] In the figure: 1. inclined top seat; 2. inclined top guide block; 3. inclined top rod; 4. inclined top insert; 5. fixing key; 6. sealing ring; 7. water inlet joint; 8. water outlet joint; 9. sleeve; 10. end cover; 11. extension pipe; 12. rotating seat; 13. filter screen; 14. water inlet pipe; 15. sealing gasket; 16. limiting groove; 17. annular protrusion. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-4The utility model provides an internal water transport structure of the inclined top for injection mold, comprising an inclined top seat 1, an inclined top guide block 2, an inclined top rod 3 and an inclined top insert 4, the two inclined top rods 3 are rotatably arranged in the two inclined top seats 1, and the tops of the two inclined top rods 3 are installed in the inclined top insert 4 and are connected with each other, the inclined top guide block 2 is slidably arranged on the surface of the inclined top rod 3, the surface of the inclined top insert 4 is provided with a fixed key 5, one end of the fixed key 5 is embedded in the surface of the inclined top rod 3, a sealing ring 6 is installed at the connection between the inclined top rod 3 and the inclined top insert 4, the two inclined top rods 3 are respectively provided with a water inlet joint 7 and a water outlet joint 8, and one end of the water inlet joint 7 is provided with a filtering structure.

[0020] See also Figure 1 and 2 , water can enter one of the inclined rods 3 through the water inlet joint 7, and enter the other inclined rod 3 inside the inclined roof insert 4, and finally flow out through the water outlet joint 8 at the bottom of the other inclined rod 3, thereby realizing the control of the molding temperature at the inclined roof insert 4. The setting of the sealing ring 6 can increase the sealing between the inclined rod 3 and the inclined roof insert 4 to facilitate the transportation of water, and the fixing key 5 can fix the inclined rod 3 inside the inclined roof insert 4.

[0021] The filtering structure includes a sleeve 9, an end cover 10, an extension pipe 11 and a filter element. The sleeve 9 is fixed to one end of the water inlet joint 7, and the extension pipe 11 is integrally formed on one side of the end cover 10. The extension pipe 11 is detachably installed on one end of the sleeve 9. The filter element is installed inside the extension pipe 11. The outer wall of the extension pipe 11 is provided with an external thread, and the inner wall of the sleeve 9 is provided with an internal thread. The extension pipe 11 and the sleeve 9 are connected by a threaded connection. The filter element includes a rotating seat 12 and a filter screen 13. The rotating seat 12 is rotatably set on the inner wall of the extension pipe 11, and the filter screen 13 is embedded in the inner wall of the rotating seat 12. One end of the end cover 10 is rotatably provided with an inlet pipe 14 through a sealing member, and a sealing gasket 15 is installed between the water inlet pipe 14 and the end cover 10. A limiting groove 16 is provided on the surface of the water inlet pipe 14, and an annular protrusion 17 is integrally formed on the inner wall of the end cover 10, and the annular protrusion 17 is movably set in the limiting groove 16.

[0022] See also Figure 3 and 4 , the transport water will pass through the extension tube 11 before entering the water inlet joint 7. At this time, the transport water moves from the extension tube 11 to the water inlet joint 7. Therefore, the filter 13 can filter the transport water inside the extension tube 11. After the injection mold is processed, the water inlet joint 7 can be separated from the sleeve 9 by rotating the sleeve 9, and then the rotating seat 12 is rotated to make it inclined with the end face of the extension tube 11. At this time, the impurities adhering to the surface of the filter 13 can be cleaned.

[0023] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water transport structure for an inclined top of an injection mold, comprising an inclined top seat (1), an inclined top guide block (2), an inclined top rod (3) and an inclined top insert (4), characterized in that: The two inclined top rods (3) are rotatably arranged in the two inclined top seats (1), and the tops of the two inclined top rods (3) are installed in the inclined top insert (4) and are connected to each other. The inclined top guide block (2) is slidably arranged on the surface of the inclined top rod (3). The surface of the inclined top insert (4) is installed with a fixed key (5), one end of the fixed key (5) is embedded in the surface of the inclined top rod (3), and a sealing ring (6) is installed at the connection between the inclined top rod (3) and the inclined top insert (4). The two inclined top rods (3) are respectively provided with a water inlet joint (7) and a water outlet joint (8), and one end of the water inlet joint (7) is provided with a filtering structure.

2. The internal water transport structure of the inclined top for injection mold according to claim 1, characterized in that: The filtering structure comprises a sleeve (9), an end cover (10), an extension tube (11) and a filter element, wherein the sleeve (9) is fixed to one end of a water inlet joint (7), the extension tube (11) is integrally formed on one side of the end cover (10), the extension tube (11) is detachably mounted on one end of the sleeve (9), and the filter element is mounted inside the extension tube (11).

3. The internal water transport structure of the inclined top for injection mold according to claim 2, characterized in that: The outer wall of the extension tube (11) is provided with an external thread, the inner wall of the sleeve (9) is provided with an internal thread, and the extension tube (11) and the sleeve (9) are connected by threaded connection.

4. The internal water transport structure of the inclined top for injection mold according to claim 2, characterized in that: The filter element comprises a rotating seat (12) and a filter screen (13); the rotating seat (12) is rotatably arranged on the inner wall of the extension tube (11); and the filter screen (13) is embedded in the inner wall of the rotating seat (12).

5. The internal water transport structure of the inclined top for injection mold according to claim 2, characterized in that: One end of the end cover (10) is rotatably provided with a water inlet pipe (14) via a sealing member, and a sealing gasket (15) is installed between the water inlet pipe (14) and the end cover (10).

6. The internal water transport structure of the inclined top for injection mold according to claim 5, characterized in that: A limiting groove (16) is provided on the surface of the water inlet pipe (14), and an annular protrusion (17) is integrally formed on the inner wall of the end cover (10), and the annular protrusion (17) is movably arranged in the limiting groove (16).

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