Water cooling mechanism of injection mold

Abstract

The utility model discloses an injection mold water cooling mechanism which comprises a lower injection mold, and an upper injection mold matched with the lower injection mold is arranged at the top of the lower injection mold; the connecting box is mounted on the side surface of the lower injection mold, a top cover is hinged to the top of the connecting box, and a protective plate is hinged to the side surface of the connecting box; the cooling part comprises a cooling opening formed in the side surface of the upper injection mold, a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are arranged in the cooling opening and spliced, and water cooling pipes are arranged on the first fixing plate and the second fixing plate; the stabilizing component comprises a second fastening ring arranged on the side surface of the second fixing plate; the water-cooled pipe fixing device has the advantages that the stability of placing the second fixing plate is improved through the designed stabilizing part, the second fixing plate and the first fixing plate can be placed conveniently, the second fixing plate and the first fixing plate can be drawn and pulled easily, and time consumed for replacing the water-cooled pipe is shortened.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molds, and particularly relates to a water cooling mechanism for an injection mold. Background Art

[0002] Injection mold, also known as injection mold, is a tool for producing plastic parts; its working principle is to use thermoplastic plastics or thermosetting plastics to make plastic products of various shapes through plastic molding molds.

[0003] Publication number CN218803826U is a water cooling mechanism for an injection mold. The patent discloses an upper injection mold, wherein a lower injection mold is provided on the bottom surface of the upper injection mold, a cooling port is provided on one side of the lower injection mold, a first fixing plate is provided inside the cooling port, and a second fixing plate is provided on the top surface of the first fixing plate; a cooling assembly, wherein the cooling assembly is provided on one side of the first fixing plate for cooling the upper injection mold and the lower injection mold, and the cooling assembly comprises: two connecting grooves, which cooperate with each other through a water inlet pipe, an upper injection mold, a lower injection mold, a connecting pipe, a PLC controller, a hydraulic pump, a water cooling pipe, a first threaded rod, a first threaded hole, the second fixing plate and the first fixing plate; a plurality of threaded grooves are provided on one side of the lower injection mold, and two first threaded holes are provided on one side of the connecting plate, the inner circular wall surface of the first threaded hole is threadedly connected to the first threaded rod, and the first threaded rod is threadedly connected to the thread groove. The patent has the following problems:

[0004] When the water-cooling pipe is damaged after long-term use, the staff needs to rotate the first threaded rod to unscrew it from the inside of the first threaded hole and the threaded groove on the lower injection mold before the second fixing plate and the first fixing plate can be pulled out from the inside of the cooling port. This increases the cumbersomeness of pulling out the second fixing plate and the first fixing plate, increases the time spent on replacing the water-cooling pipe, and is not conducive to increasing the efficiency of pulling and removing. Utility Model Content

[0005] The purpose of the utility model is to provide a water cooling mechanism for an injection mold, which can quickly withdraw a second fixing plate and a first fixing plate, thereby increasing the convenience of use.

[0006] In order to achieve the above purpose, the present invention provides the following technical solutions: an injection mold water cooling mechanism, comprising

[0007] A lower injection mold, wherein the top of the lower injection mold is provided with an upper injection mold adapted thereto;

[0008] A connection box is mounted on the side surface of the lower injection mold, with a top cover hinged on the top of the connection box and a guard plate hinged on the side surface of the connection box;

[0009] A cooling component, comprising a cooling port opened on a side surface of the upper injection mold, a first fixing plate and a second fixing plate connected to each other and arranged inside the cooling port, and a water cooling pipe is provided on the first fixing plate and the second fixing plate;

[0010] The stabilizing component includes a second fastening ring arranged on the side surface of the second fixing plate, a first fastening ring arranged on the side surface of the lower injection mold, a limiting rod passing through the first fastening ring and the second fastening ring, and a baffle arranged on the top of the limiting rod, and the baffle can abut against the top of the first fastening ring.

[0011] Preferably, the outer side surface of the first fastening ring is provided with symmetrically distributed first lugs, and the first lugs are fixed to the side surface of the lower injection mold.

[0012] Preferably, the outer side surface of the second fastening ring is provided with symmetrically distributed second lugs, and the second lugs are fixed to the side surface of the second fixing plate.

[0013] Preferably, a slide groove is provided inside the lower injection mold, and a slide bar slidably connected to the slide groove is provided at the bottom of the first fixing plate.

[0014] Preferably, a groove is provided inside the lower injection mold, a fastening plate is provided at the inner top of the groove, and a plurality of balls that can abut against the second fixing plate are provided at the bottom of the fastening plate.

[0015] Preferably, the water cooling pipe is provided with a cold water inlet connected to the interior of the water cooling pipe, and a protective component is provided on the cold water inlet.

[0016] Preferably, the protective component includes a protective plug that is inserted and removed from the cold water inlet and a sealing ring that is provided on the protective plug.

[0017] Preferably, one end of the protective plug is provided with a connecting rope connected to the water cooling pipe, and a handle is installed on the top of the top cover.

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] The designed stabilizing components increase the stability of the second fixing plate, facilitate the placement of the second fixing plate and the first fixing plate, help to achieve the second fixing plate and the first fixing plate to be pulled out, and reduce the time spent on replacing the water cooling pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural diagram of the utility model;

[0021] Figure 2 This is a schematic diagram of a partial cross-sectional structure of a lower injection mold of the present invention;

[0022] Figure 3 For the utility model Figure 2 Schematic diagram of the enlarged structure of the Y region;

[0023] Figure 4 For the utility model Figure 2 Schematic diagram of the enlarged structure of the K area;

[0024] In the figure: 1. Lower injection mold; 11. Cooling port; 12. First fastening ring; 120. First lug; 13. Slide; 14. Groove; 2. Upper injection mold; 3. Connecting box; 31. Top cover; 310. Handle; 32. Guard plate; 4. First fixing plate; 41. Slide bar; 5. Second fixing plate; 51. Second fastening ring; 510. Second lug; 6. Water-cooling pipe; 61. Cold water inlet; 7. Protective plug; 71. Sealing ring; 72. Connecting rope; 8. Limiting rod; 81. Baffle; 9. Fastening plate; 91. Ball. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1

[0027] See also Figures 1-4 , is the first embodiment of the present utility model, which provides an injection mold water cooling mechanism, including

[0028] A lower injection mold 1 is provided with an upper injection mold 2 adapted thereto on the top of the lower injection mold 1, and the performance of injection molding is achieved by the cooperation of the upper injection mold 2 and the lower injection mold 1;

[0029] The connection box 3 is mounted on the side surface of the lower injection mold 1. The connection box 3 increases the protection performance. The top of the connection box 3 is hinged with a top cover 31, which can be opened to increase the convenience of use. The side surface of the connection box 3 is hinged with a guard plate 32, which can be opened to increase the convenience of use.

[0030] The cooling component includes a cooling port 11 opened on the side surface of the upper injection mold 2. The opening of the cooling port 11 is realized by a first fixing plate 4 and a second fixing plate 5 connected to each other inside the cooling port 11. The first fixing plate 4 and the second fixing plate 5 are provided with a water cooling pipe 6. The cooling water in the water cooling pipe 6 can remove the heat between the upper injection mold 2 and the lower injection mold 1 through water cooling during the flow process.

[0031] The stabilizing component includes a second fastening ring 51 arranged on the side surface of the second fixing plate 5, which realizes the addition of the second fastening ring 51; a first fastening ring 12 arranged on the side surface of the lower injection mold 1, which realizes the addition of the first fastening ring 12; a limiting rod 8 passing through the first fastening ring 12 and the second fastening ring 51, and the limiting rod 8 is inserted into the first fastening ring 12 and the second fastening ring 51 to increase the stability of the placement of the second fixing plate 5; a baffle 81 arranged on the top of the limiting rod 8, which increases the limitation of the limiting rod 8 through the baffle 81, and the baffle 81 can abut against the top of the first fastening ring 12.

[0032] In this embodiment, preferably, the outer side surface of the first fastening ring 12 is provided with symmetrically distributed first lugs 120, thereby realizing the addition of the first lugs 120, and the first lugs 120 are fixed to the side surface of the lower injection mold 1 by screws, so that the first lugs 120 are firmly fixed, thereby helping to increase the stability of the first fastening ring 12.

[0033] In this embodiment, preferably, the outer side surface of the second fastening ring 51 is provided with symmetrically distributed second lugs 510, thereby realizing the addition of the second lugs 510, and the second lugs 510 are fixed to the side surface of the second fixing plate 5 by screws, so that the second lugs 510 are firmly fixed, thereby helping to increase the stability of the second fastening ring 51.

[0034] In this embodiment, preferably, a slide groove 13 is opened inside the lower injection mold 1, and the slide groove 13 is opened. A slide bar 41 is provided at the bottom of the first fixed plate 4, which is slidably connected to the slide groove 13. The cooperation between the slide bar 41 and the slide groove 13 makes it easier to pull out the first fixed plate 4.

[0035] In this embodiment, preferably, a groove 14 is opened inside the lower injection mold 1, and the groove 14 is opened, and a fastening plate 9 is installed on the inner top of the groove 14 by screws, so that the fastening plate 9 is firmly installed, and a plurality of balls 91 that can abut against the second fixed plate 5 are provided at the bottom of the fastening plate 9, so that the resistance during pulling is reduced by the balls 91.

[0036] In this embodiment, preferably, the water-cooling pipe 6 is provided with a cold water inlet 61 that is in communication with the interior of the water-cooling pipe 6 , so that the cold water inlet 61 increases the convenience of water inlet.

[0037] Example 2

[0038] See also Figures 1-4 , which is the second embodiment of the present utility model, is based on the previous embodiment, except that:

[0039] A protective component is provided on the cold water inlet 61, and the protective component includes a protective plug 7 that is plugged in and out of the cold water inlet 61, and the protective performance is increased by the protective plug 7, and a sealing ring 71 is provided on the protective plug 7, and the sealing performance is increased by the sealing ring 71 to prevent water from spilling; one end of the protective plug 7 is provided with a connecting rope 72 connected to the water cooling pipe 6, and the connecting rope 72 is used to increase the limitation after the protective plug 7 is removed, and a handle 310 is installed on the top of the top cover 31, and the handle 310 increases the convenience of opening the top cover 3.

[0040] The working principle and use process of the utility model are as follows: open the top cover 3, remove the protective plug 7, add cold water through the cold water inlet 61, and the cooling water in the water-cooling pipe 6 takes away the heat between the upper injection mold 2 and the lower injection mold 1 through water cooling during the flow of cooling water.

[0041] Although the embodiments of the present invention have been shown and described, please refer to the detailed description above. It will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water cooling mechanism for an injection mold, characterized in that: include A lower injection mold (1), wherein the top of the lower injection mold (1) is provided with an upper injection mold (2) adapted thereto; A connection box (3), the connection box (3) being mounted on the side surface of the lower injection mold (1), and a top cover (31) being hingedly connected to the top of the connection box (3), and a guard plate (32) being hingedly connected to the side surface of the connection box (3); A cooling component, comprising a cooling port (11) provided on a side surface of the upper injection mold (2), a first fixed plate (4) and a second fixed plate (5) connected to each other and arranged inside the cooling port (11), and water cooling pipes (6) provided on the first fixed plate (4) and the second fixed plate (5); A stabilizing component comprises a second fastening ring (51) arranged on the side surface of the second fixing plate (5), a first fastening ring (12) arranged on the side surface of the lower injection mold (1), a limiting rod (8) passing through the first fastening ring (12) and the second fastening ring (51), and a baffle (81) arranged on the top of the limiting rod (8), wherein the baffle (81) can abut against the top of the first fastening ring (12).

2. The water cooling mechanism for an injection mold according to claim 1, characterized in that: The outer side surface of the first fastening ring (12) is provided with symmetrically distributed first lugs (120), and the first lugs (120) are fixed to the side surface of the lower injection mold (1).

3. The water cooling mechanism for an injection mold according to claim 1, characterized in that: The outer side surface of the second fastening ring (51) is provided with symmetrically distributed second lugs (510), and the second lugs (510) are fixed to the side surface of the second fixing plate (5).

4. The water cooling mechanism for an injection mold according to claim 1, characterized in that: A sliding groove (13) is provided inside the lower injection mold (1), and a sliding bar (41) is provided at the bottom of the first fixed plate (4) and is slidably connected to the sliding groove (13).

5. The water cooling mechanism for an injection mold according to claim 1, characterized in that: A groove (14) is provided inside the lower injection mold (1), a fastening plate (9) is provided at the inner top of the groove (14), and a plurality of balls (91) that can abut against the second fixing plate (5) are provided at the bottom of the fastening plate (9).

6. The water cooling mechanism for an injection mold according to claim 1, characterized in that: The water cooling pipe (6) is provided with a cold water inlet (61) which is in communication with the interior of the water cooling pipe (6), and a protective component is provided on the cold water inlet (61).

7. The water cooling mechanism for an injection mold according to claim 6, characterized in that: The protective component comprises a protective plug (7) inserted and removed from the cold water inlet (61) and a sealing ring (71) arranged on the protective plug (7).

8. The water cooling mechanism for an injection mold according to claim 7, characterized in that: One end of the protective plug (7) is provided with a connecting rope (72) connected to the water cooling pipe (6), and the top of the top cover (31) is provided with a handle (310).

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