Temperature-controllable mold base

Abstract

The utility model discloses a temperature-controllable mold base which comprises a bottom plate and a top plate, cushion blocks are connected to the two sides of the bottom plate, a push plate and a fixing plate are arranged between the cushion blocks, a movable mold plate is installed above the cushion blocks, a fixed mold plate is arranged above the movable mold plate, the upper end of the fixed mold plate is connected with the top plate, and the lower end of the fixed mold plate is connected with the top plate. Mounting grooves used for mounting mold cores are formed in the opposite sides of the movable mold plate and the fixed mold plate, cooling layers are laid at the bottoms of the mounting grooves, air cavities are formed in the positions, at the bottoms of the mounting grooves, of the fixed mold plate, and a plurality of heat dissipation holes communicated with the air cavities and the mounting grooves are formed in the fixed mold plate. A plurality of air outlet holes communicated with the mounting groove are formed in the side wall of the fixed mold plate, and the air cavity is provided with a heating structure. According to the technical scheme, the mold base capable of being controlled to be rapidly heated and cooled is provided, rapid cooling and heating of the mold base are achieved, and the temperature can be controlled according to needs.

Description

Technical Field

[0001] The utility model relates to the technical field of mold bases, in particular to a temperature-controllable mold base. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the required products by injection molding, blow molding, extrusion, die-casting or forging, smelting, stamping and other methods. In short, molds are tools used to make molded objects, and the mold base is an inseparable part of the mold. It is the outer molding part of the mold steel and is used to position the mold. The mold base is mainly composed of various steel plates and matching parts. It can be said to be the skeleton of the entire mold. It generally also contains the mold core (that is, the mold core) connecting rod, heating rod, runner, cooling device, ejector pin and other devices. The mold core is installed on the mold base. The mold base is the base of the mold, which is convenient for installing the mold and supports, protects, and connects the key components (mold core) of the mold.

[0003] However, the temperature control systems in the prior art are basically installed on the injection molding machine, and the heating and cooling speed of the mold base is slow, and it is impossible to perform controllable rapid heating and cooling. In addition, it is easy to be heated unevenly, resulting in large temperature differences in various areas of the mold base, affecting the injection molding effect. Utility Model Content

[0004] The main purpose of the utility model is to provide a temperature-controllable mold base, aiming to provide a mold base with controllable rapid heating and cooling.

[0005] To achieve the above-mentioned purpose, the utility model proposes a temperature-controllable mold base, including a bottom plate and a top plate, both sides of the bottom plate are connected with pads, a push plate and a fixed plate are arranged between the pads, a movable mold plate is installed above the pads, a fixed mold plate is arranged above the movable mold plate, the upper end of the fixed mold plate is connected to the top plate, the movable mold plate and the fixed mold plate are provided with mounting grooves for installing the mold core on opposite sides, the bottom of the mounting grooves are paved with cooling layers, the fixed mold plate is provided with an air cavity at the bottom of the mounting groove, the fixed mold plate is provided with a plurality of heat dissipation holes connecting the air cavity and the mounting groove, the side wall of the fixed mold plate is provided with a plurality of air outlet holes connecting the mounting groove, and the air cavity is provided with a heating structure.

[0006] In one embodiment of the utility model, the cooling layer includes cooling pipes evenly laid at the bottom of the installation groove, the water inlet and the water outlet of the cooling pipes are respectively arranged on both sides of the fixed template, and the water inlet is connected to a water delivery device.

[0007] In an embodiment of the present invention, the heating structure is a heating plate.

[0008] In an embodiment of the present invention, a temperature detector is installed in the air cavity.

[0009] In an embodiment of the present utility model, the fixed template is provided with an air inlet hole communicating with the air cavity, and the air inlet hole is connected to an air pump.

[0010] In one embodiment of the present invention, a plurality of heat sinks are provided on the end surface of the movable template facing away from the mounting groove.

[0011] In one embodiment of the utility model, the movable template is also provided with the air cavity at the bottom of the mounting groove, the air cavity is communicated with the mounting groove, and the air cavity is connected to an air pump.

[0012] The technical solution of the utility model realizes rapid cooling and heating of the mold base by directly arranging the heating structure and the cooling layer on the movable mold plate and the fixed mold plate. In addition, the heat dissipation holes and the air outlet holes can further bring the heat out of the mold base to increase the cooling efficiency. When it is detected that the temperature is too high or the mold core needs to be cooled and replaced, the cooling layer quickly cools the fixed mold plate and the movable mold plate. When the temperature is too low, the heating structure can directly heat the fixed mold plate for rapid heating, thereby realizing controllable rapid heating and cooling of the mold base. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0014] Figure 1 It is a cross-sectional view of an embodiment of a temperature-controllable mold base of the utility model;

[0015] Figure 2 This is a schematic structural diagram of a fixed template for an embodiment of a temperature-controllable mold base of the utility model;

[0016] Figure 3 The utility model is a schematic structural diagram of a temperature-controllable mold base embodiment.

[0017] Description of Figure Numbers:

[0018] 1. Top plate; 2. Bottom plate; 3. Pad; 4. Moving plate; 5. Fixed plate; 6. Push plate; 7. Fixed plate; 8. Heat sink; 9. Mounting slot; 10. Air cavity; 51. Heat dissipation hole; 52. Heating structure; 53. Cooling layer; 54. Air outlet; 55. Air inlet; 531. Cooling pipe; 532. Water inlet; 533. Water outlet.

[0019] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0021] The utility model provides a mold base with controllable temperature.

[0022] In an embodiment of the present invention, a temperature-controllable mold base, such as Figure 1 As shown, it includes a bottom plate 2 and a top plate 1, both sides of the bottom plate 2 are connected with cushion blocks 3, a push plate 6 and a fixed plate 7 are arranged between the cushion blocks 3, a movable template 4 is installed above the cushion blocks 3, a fixed template 5 is arranged above the movable template 4, the upper end of the fixed template 5 is connected to the top plate 1, and the movable template 4 and the fixed template 5 are provided with a mounting groove 9 for mounting the mold core on the opposite side, and a cooling layer 53 is laid at the bottom of the mounting groove 9. The cooling layer 53 is composed of a cooling pipe 531, which can be a plurality of cooling pipes 531 arranged side by side, or a cooling pipe 531 laid in an S shape, and a coolant is input into the cooling pipe 531. The coolant can be ice water or water at room temperature, or other liquids with lower temperatures. In addition, the fixed template 5 is provided with an air cavity 10 at the bottom of the mounting groove 9, and is provided with A plurality of heat dissipation holes 51 are connected to the air cavity 10 and the mounting groove 9, and a plurality of air outlet holes 54 are connected to the mounting groove 9 on the side wall of the fixed mold plate 5 for heat dissipation. A heating structure 52 is installed in the air cavity 10. The heating structure 52 can be a heating rod or a structure in which the heating rod is arranged in an S shape. The heating structure 52 and the cooling layer 53 are used to achieve rapid cooling and heating of the mold base. In addition, the heat dissipation holes 51 and the air outlet holes 54 can further bring heat out of the mold base to increase the cooling efficiency. When it is detected that the temperature is too high or the mold core needs to be cooled and replaced, the cooling layer 53 quickly cools down the fixed mold plate 5 and the movable mold plate 4. When the temperature is too low, the heating structure 52 can directly heat the fixed mold plate 5 for rapid heating, thereby achieving controllable rapid heating and cooling of the mold base.

[0023] Preferably, if Figures 2 to 3 As shown, the cooling layer 53 includes a cooling pipe 531 evenly laid at the bottom of the installation groove 9, and the water inlet 532 and the water outlet 533 of the cooling pipe 531 are respectively arranged on both sides of the fixed template 5, wherein the water inlet 532 is connected to a water delivery device, and the water delivery device includes a water pump and a water tank. The water pump delivers water in the water tank into the water inlet 532 to achieve rapid cooling.

[0024] Optionally, the heating structure 52 is a heating plate, and an electrical socket is provided on one side of the fixed mold plate 5 .

[0025] Furthermore, a temperature detector is installed in the air cavity 10 to monitor the temperature of the mold base in real time.

[0026] Optionally, the fixed mold plate 5 is provided with an air inlet hole 55 connected to the air cavity 10, and the air inlet hole 55 is connected to an air pump. The air pump blows air into the air inlet hole 55, and then enters the air cavity 10, and then evenly enters the installation groove 9 through the heat dissipation holes 51 to bring the heat of the mold core out from the air outlet hole 54, further accelerating the cooling.

[0027] Optionally, a plurality of heat sinks 8 are provided on the end surface of the movable template 4 facing away from the mounting groove 9 to increase the heat dissipation area and further accelerate the heat dissipation speed. In addition, when the push plate 6 performs a pushing and pulling action, an airflow is generated near the heat sink 8, which can also take away the heat of the heat sink 8 and accelerate the air circulation at the heat sink 8, thereby achieving the purpose of further heat dissipation.

[0028] Optionally, the movable template 4 is also provided with an air cavity 10 at the bottom of the mounting groove 9 , the air cavity 10 is communicated with the mounting groove 9 , and the air cavity 10 is connected to an air pump.

[0029] Optionally, the movable die plate 4 is also provided with a heating structure 52 and a temperature detector in the air cavity 10, and the structure is similar to that of the fixed die plate 5, so that the heating of the mold base is more uniform.

[0030] The same or similar numbers in the drawings of this embodiment correspond to the same or similar parts; in the description of this application, it should be understood that if the terms "upper", "lower", "left", "right", etc. indicate an orientation or position relationship based on the orientation or position relationship shown in the drawings, it is only for the convenience of describing this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0031] The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A temperature-controllable mold base, characterized in that: It includes a bottom plate and a top plate, both sides of the bottom plate are connected with pads, a push plate and a fixed plate are arranged between the pads, a movable template is installed above the pads, a fixed template is arranged above the movable template, the upper end of the fixed template is connected to the top plate, opposite sides of the movable template and the fixed template are provided with mounting grooves for installing the mold core, the bottom of the mounting grooves are paved with cooling layers, the fixed template is provided with an air cavity at the bottom of the mounting groove, the fixed template is provided with a plurality of heat dissipation holes connecting the air cavity and the mounting groove, the side wall of the fixed template is provided with a plurality of air outlet holes connecting the mounting groove, and the air cavity is provided with a heating structure.

2. A temperature-controllable mold base according to claim 1, characterized in that: The cooling layer comprises cooling pipes evenly laid at the bottom of the installation groove, the water inlet and the water outlet of the cooling pipes are respectively arranged on both sides of the fixed template, and the water inlet is connected to a water delivery device.

3. The temperature-controllable mold base according to claim 1, characterized in that: The heating structure is a heating plate.

4. The temperature-controllable mold base according to claim 3, characterized in that: A temperature detector is installed in the air cavity.

5. The temperature-controllable mold base according to claim 1, characterized in that: The fixed template is provided with an air inlet hole communicating with the air cavity, and the air inlet hole is connected to an air pump.

6. The temperature-controllable mold base according to claim 1, characterized in that: The end surface of the movable template facing away from the mounting groove is provided with a plurality of heat sinks.

7. A temperature-controllable mold base according to any one of claims 1 to 6, characterized in that: The movable template is also provided with the air cavity at the bottom of the mounting groove, the air cavity is communicated with the mounting groove, and the air cavity is connected to an air pump.

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