Linkage locking mechanism for injection mold

Abstract

The utility model discloses a linkage locking mechanism for an injection mold, which comprises a working bottom plate, the top of the working bottom plate is fixedly connected with a static mold block, the surface of the top of the static mold block is movably connected with a movable mold block, and the surfaces of the movable mold block and the static mold block are provided with locking components for connecting the injection mold. The locking assembly comprises movable grooves formed in the surfaces of the movable mold block and the static mold block, and dovetail track grooves are formed in the surfaces of the movable grooves. According to the linkage locking mechanism ring for the injection mold, by means of the arrangement of the locking assembly, after the static module and the movable module are connected, the static module and the movable module are locked together just by rotating the handle by 90 degrees, and due to the fact that the protruding block and the groove are rotated by 90 degrees after being embedded mutually, the protruding block and the groove are tightly connected together; the static module and the movable module which are rotated are locked and fixed in the vertical direction and the horizontal direction, the related structure is simple, and operation is convenient and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to a linkage locking mechanism for injection molds. Background Art

[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding.

[0003] The patent with announcement number CN220163144U discloses a locking mechanism for an injection mold, which belongs to the field of injection mold technology. It aims to solve the problem that the existing injection mold locking mechanism is very easy to force the molds to shift under the action of thermal expansion force, affecting the quality of the injection molded products and the qualified rate of the injection molded products. It includes a positioning mold, four electric push rods are evenly arranged and fixed on the outside of the top end face of the positioning mold; the movable mold is slidably connected to the outside of the upper end of the positioning mold; the injection auxiliary structure is arranged at the center position of the inner side of the positioning mold and the movable mold; two limit auxiliary mechanisms are respectively arranged on the outside of the inner ends of the two plug-in blocks; two groups of limit auxiliary mechanisms are respectively arranged on the outside of the front and rear end faces of the positioning mold; the connection stability of the movable mold and the positioning mold during positioning and locking is improved, and the phenomenon of the displacement of the movable mold and the positioning mold due to thermal expansion force is effectively avoided, thereby ensuring the quality of the injection molded products and the qualified rate of the injection molded products.

[0004] The structure adopted by the above patent is relatively complex. In actual operation, the work efficiency of the injection molding workshop is extremely high, and the cumbersome operation steps directly affect the production efficiency. In addition, in the long-term production process, the factory often needs to expedite the production of a small number of different injection molding products. A single mold can only produce one product, and different mold cores are different, and the adaptability of ordinary molds is poor. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a linkage locking mechanism for injection molds, which solves the problem that the work efficiency of the injection molding workshop is extremely high, but the complicated operation steps directly affect the production efficiency. In addition, in the long-term production process, the factory often needs to expedite the production of a small number of different injection molding products. A single mold can only produce one product, different mold cores are different, and the adaptability of ordinary molds is poor.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a linkage locking mechanism for an injection mold, comprising a working base plate, a static module is fixedly connected to the top of the working base plate, a dynamic module is movably connected to the surface of the static module top, a locking assembly for connecting the injection mold is provided on the surfaces of the dynamic module and the static module, the locking assembly comprises a movable groove provided on the surfaces of the dynamic module and the static module, a dovetail track groove is provided on the surface of the movable groove, a sliding plate is slidably connected to the inner wall of the dovetail track groove, an interactive block is fixedly connected to one side of the surface of the sliding plate, a groove is provided on one side of the surface of the interactive block, a convex block is fixedly connected to one side of the surface of the interactive block, a handle is fixedly connected to one side of the surface of the interactive block, a leak-proof groove is provided on the surface of the dynamic module and the static module, a fluororubber ring is movably connected to the inner wall of the leak-proof groove, a mounting assembly for module replacement is fixedly connected to one side of the surface of the static module, both sides of the surface of the dynamic module are fixedly connected to movable sleeves, the inner wall of the movable sleeve is movably connected to a guide column, and one side of the guide column is fixedly connected to the top of the working base plate.

[0007] Preferably, the installation assembly comprises a fixing block fixedly connected to two sides of the static module, and anti-slip protrusions are arranged on the surface of the fixing block.

[0008] Preferably, a clamping column is fixedly connected to one side of the fixing block, and the surface of the clamping column is polished and smooth.

[0009] Preferably, a limiting groove is provided on the top of the working bottom plate, the position of the limiting groove is matched with the clamping column, and the inner diameter of the limiting groove is matched with the diameter of the clamping column.

[0010] Preferably, pads are fixedly connected to both sides of the static module.

[0011] Preferably, a screw penetrates the surface of the backing plate, and an anti-slip screw head is provided at one end of the screw.

[0012] Beneficial Effects

[0013] The utility model provides a linkage locking mechanism for an injection mold. Compared with the prior art, it has the following beneficial effects:

[0014] (1) The interlocking locking mechanism for the injection mold is provided with a locking assembly for connecting the injection mold through the surfaces of the moving module and the static module. The locking assembly includes movable grooves provided on the surfaces of the moving module and the static module. The surface of the movable groove is provided with a dovetail track groove. The inner wall of the dovetail track groove is slidably connected with a sliding plate. An interactive block is fixedly connected to one side of the sliding plate surface. A groove is provided on one side of the interactive block surface. A protrusion is fixedly connected to one side of the interactive block surface. A handle is fixedly connected to one side of the interactive block surface. The surfaces of the moving module and the static module are provided with a leak-proof groove. The inner wall of the leak-proof groove is movably connected with a fluororubber ring. By using the setting of the locking assembly, when the static module and the moving module are connected, the handle only needs to be rotated 90 degrees to immediately lock the static module and the moving module together. Because the protrusion and the groove are embedded in each other and then rotated 90 degrees, the two are tightly connected together. After the rotation, the static module and the moving module are locked and fixed not only in the vertical direction but also in the horizontal direction. In addition, the relevant structure is simple and convenient for quick operation.

[0015] (2) The interlocking locking mechanism for the injection mold includes a fixing block fixedly connected to both sides of the static module through an installation component, and anti-skid protrusions are arranged on the surface of the fixing block. A clamping column is fixedly connected to one side of the fixing block, and the surface of the clamping column is polished and smooth. A limiting groove is arranged on the top of the working base plate, and the position of the limiting groove is mutually adapted to the clamping column, and the inner diameter of the limiting groove is mutually adapted to the diameter of the clamping column. Pads are fixedly connected to both sides of the static module, and screws are passed through the surface of the pads. An anti-skid screw head is arranged at one end of the screw. By utilizing the installation component, the movable sleeve and the guide column, the mold can be replaced extremely accurately and quickly. The installation of the dynamic module can be completed by plugging the movable sleeve and the guide column, and the rapid positioning of the static module can be completed by plugging the clamping column and the limiting groove. Then, the static module can be stably fixed by rotating the screw. The overall operation is fast and simple, and the accuracy is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 For this utility model Figure 1 A partial enlarged view of the middle A;

[0018] Figure 3 For this utility model Figure 1 A partial enlarged view of point B in the middle;

[0019] Figure 4 It is a cross-sectional view of the utility model;

[0020] Figure 5 For this utility model Figure 4 A partial enlarged view of point C in the middle.

[0021] In the figure: 1. working base plate; 2. static module; 3. dynamic module; 4. locking assembly; 41. movable groove; 42. dovetail track groove; 43. sliding plate; 44. interactive block; 45. groove; 46. protrusion; 47. handle; 48. leak-proof groove; 49. fluororubber ring; 5. installation assembly; 51. fixing block; 52. clamping column; 53. limiting groove; 54. pad; 55. screw; 6. movable sleeve; 7. guide column. DETAILED DESCRIPTION

[0022] 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 in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 , the utility model provides two technical solutions:

[0024] Embodiment 1, a linkage locking mechanism for an injection mold, comprising a working base plate 1, a static module 2 is fixedly connected to the top of the working base plate 1, a dynamic module 3 is movably connected to the surface of the top of the static module 2, a locking assembly 4 for connecting the injection mold is provided on the surfaces of the dynamic module 3 and the static module 2, the locking assembly 4 comprises a movable groove 41 provided on the surfaces of the dynamic module 3 and the static module 2, a dovetail track groove 42 is provided on the surface of the movable groove 41, a sliding plate 43 is slidably connected to the inner wall of the dovetail track groove 42, a friction convex point is arranged on the surface of the sliding plate 43, an interactive block 44 is fixedly connected to one side of the surface of the sliding plate 43, a groove 45 is provided on one side of the surface of the interactive block 44, a convex block 46 is fixedly connected to one side of the surface of the interactive block 44, a handle 47 is fixedly connected to one side of the surface of the interactive block 44, the dynamic module 3 and the static mold A leak-proof groove 48 is provided on the surface of the block 2, and a fluororubber ring 49 is movably connected to the inner wall of the leak-proof groove 48. The fluororubber ring 49 is resistant to high temperature. A mounting assembly 5 for module replacement is fixedly connected to one side of the surface of the static module 2, and movable sleeves 6 are fixedly connected to both sides of the surface of the dynamic module 3. A guide column 7 is movably connected to the inner wall of the movable sleeve 6, and one side of the guide column 7 is fixedly connected to the top of the working base plate 1. By utilizing the setting of the locking assembly 4, when the static module 2 and the dynamic module 3 are connected, only the handle 47 needs to be rotated ninety degrees to immediately lock the static module 2 and the dynamic module 3 together, because the protrusion 46 and the groove 45 are embedded in each other and then rotated ninety degrees, the two are tightly connected together, and the rotated static module 2 and the dynamic module 3 are locked and fixed not only in the vertical direction but also in the horizontal direction, and the related structure is simple, which is convenient and quick to operate.

[0025] Embodiment 2, which is different from Embodiment 1 mainly in that: a linkage locking mechanism for an injection mold, the mounting assembly 5 comprises a fixing block 51 fixedly connected to both sides of the static module 2, the surface of the fixing block 51 is provided with anti-slip bumps, one side of the fixing block 51 is fixedly connected with a clamping column 52, the surface of the clamping column 52 is polished and smooth, a limiting groove 53 is provided on the top of the working base plate 1, the position of the limiting groove 53 is adapted to the clamping column 52, and the inner diameter of the limiting groove 53 is adapted to the diameter of the clamping column 52, the movable sleeve 6 of different module groups, the clamping column 52 and the screw 55 are exactly the same in size. Pads 54 are fixedly connected to both sides of the static module 2. Screws 55 are passed through the surface of the pads 54. An anti-slip screw head is set at one end of the screw 55. By using the installation component 5, the movable sleeve 6 and the guide column 7, the mold can be replaced extremely accurately and quickly. The installation of the dynamic module 3 can be completed by connecting the movable sleeve 6 and the guide column 7. The static module 2 can be quickly positioned by connecting the clamping column 52 and the limiting groove 53. Then, the screw 55 can be rotated to stably fix the static module 2. The overall operation is fast and easy with high accuracy.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0027] During operation, the moving module 3 is squeezed and combined with the static module 2, and at the same time, the movable sleeve 6 slides on the surface of the guide column 7. After the static module 2 and the moving module 3 are tightly attached, the handle 47 is turned, and the mutually adapted protrusions 46 enter the grooves 45 on the surface of the other interactive block 44. The handle 47 is rotated ninety degrees, and the sliding plate 43 slides on the inner surface of the dovetail track groove 42, and the groove 45 slides on the surface of the movable groove 41. After the injection molding starts, the materials and heat in the molding process inside the static module 2 and the moving module 3 are isolated by the fluororubber ring 49 in the leak-proof groove 48 in the static module 2 and the moving module 3. When the mold needs to be replaced, the moving module 3 and the movable sleeve 6 are directly pulled out and replaced, the screw 55 is rotated to separate the screw 55 from the pad 54, and the static module 2 is pulled out to separate the clamping column 52 on the surface of the static module 2 from the limiting groove 53 on the surface of the working base plate 1. Then, the movable sleeve 6 attached to the new moving module 3 only needs to be aligned with the guide column 7 and inserted, and then replaced in reverse according to the disassembly steps. After the device is fully used, the device is restored.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although 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 linkage locking mechanism for an injection mold, comprising a working base plate (1), characterized in that: The top of the working base plate (1) is fixedly connected to a static module (2), the top surface of the static module (2) is movably connected to a dynamic module (3), the surfaces of the dynamic module (3) and the static module (2) are provided with a locking assembly (4) for connecting the injection mold, the locking assembly (4) comprises a movable groove (41) provided on the surfaces of the dynamic module (3) and the static module (2), the surface of the movable groove (41) is provided with a dovetail track groove (42), the inner wall of the dovetail track groove (42) is slidably connected to a sliding plate (43), one side of the surface of the sliding plate (43) is fixedly connected to an interactive block (44), and one side of the surface of the interactive block (44) is provided with A groove (45) is formed on one side of the surface of the interactive block (44), a protrusion (46) is fixedly connected to one side of the surface of the interactive block (44), a handle (47) is fixedly connected to one side of the surface of the interactive block (44), a leak-proof groove (48) is provided on the surface of the movable module (3) and the static module (2), a fluororubber ring (49) is movably connected to the inner wall of the leak-proof groove (48), a mounting assembly (5) for module replacement is fixedly connected to one side of the surface of the static module (2), both sides of the surface of the movable module (3) are fixedly connected to a movable sleeve (6), the inner wall of the movable sleeve (6) is movably connected to a guide column (7), and one side of the guide column (7) is fixedly connected to the top of the working base plate (1).

2. A linkage locking mechanism for an injection mold according to claim 1, characterized in that: The mounting assembly (5) comprises a fixing block (51) fixedly connected to two sides of the static module (2), and anti-slip protrusions are arranged on the surface of the fixing block (51).

3. A linkage locking mechanism for an injection mold according to claim 2, characterized in that: A clamping column (52) is fixedly connected to one side of the fixing block (51), and the surface of the clamping column (52) is polished and smooth.

4. The linkage locking mechanism for an injection mold according to claim 1, characterized in that: A limiting groove (53) is provided on the top of the working bottom plate (1), the position of the limiting groove (53) is mutually matched with the clamping column (52), and the inner diameter of the limiting groove (53) is mutually matched with the diameter of the clamping column (52).

5. The linkage locking mechanism for an injection mold according to claim 1, characterized in that: Pads (54) are fixedly connected to both sides of the static module (2).

6. A linkage locking mechanism for an injection mold according to claim 5, characterized in that: A screw (55) penetrates the surface of the backing plate (54), and an anti-slip screw head is arranged at one end of the screw (55).

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