Shoe mold with good heat dissipation effect

By setting up a water pipe and a diversion pipe structure in the shoe mold and using coolant for heat exchange, the problem of uneven heat dissipation in the middle of the mold in the prior art is solved, and uniform and rapid heat dissipation between the fixed mold and the moving mold is achieved, and the overall heat dissipation effect is improved.

CN223199486UActive Publication Date: 2025-08-08FUJIAN QUANZHOU SHI JIALONG MOULD CO LTD
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Patent Information

Application Number
CN202422791448.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-15
Publication Date
2025-08-08
Estimated Expiration
2034-11-15

AI Technical Summary

Technical Problem

During the injection molding process of existing shoe molds, the heat dissipation effect at both ends of the lower mold is good, but the heat dissipation effect in the middle is poor, and the heat from the upper mold cannot be discharged in time, resulting in poor overall heat dissipation effect.

Method used

Several water-transmitting pipes and diversion pipe structures are adopted. The coolant is injected into the diversion pipe through the water inlet pipe and then dispersed to the water-transmitting pipe, achieving uniform and rapid heat dissipation between the fixed mold and the moving mold. Combining the water-transmitting chamber and the communication pipe to increase the contact area, the coolant is discharged through the water-transmitting pipe after heat exchange in the water-transmitting pipe and the water-transmitting chamber.

Benefits of technology

The uniform and rapid heat dissipation of fixed molds and moving molds is achieved, which improves the overall heat dissipation effect of shoe molds, ensures that the upper and lower molds are simultaneously dissipated, and enhances the heat dissipation efficiency.

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Abstract

The utility model relates to the technical field of shoe mold heat dissipation, and discloses a shoe mold with a good heat dissipation effect, which comprises a bearing platform, a fixed mold and a movable mold which are vertically symmetrical are arranged on the bearing platform, a mounting plate is fixedly mounted above the bearing platform, a telescopic device is fixedly mounted on the mounting plate, and the telescopic end of the telescopic device penetrates through the mounting plate. Bearing plates are fixedly mounted on the upper surface of the bearing table and at the telescopic lower ends of the telescopic devices. According to the utility model, by arranging the shunting pipe and the plurality of water passing pipes, cooling liquid is injected into the shunting pipe through the water inlet pipe, the cooling liquid in the shunting pipe dispersedly flows into the plurality of water passing pipes, the cooling liquid exchanges heat with heat generated on the fixed mold and the movable mold through the water passing pipes, and the cooling liquid subjected to heat exchange is discharged through the water outlet pipe; and uniform and rapid heat dissipation of the fixed mold and the movable mold is achieved through the multiple water flowing pipes, heat dissipation of the fixed mold and the movable mold is achieved at the same time, and the heat dissipation effect of the shoe mold is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of heat dissipation of shoe moulds, in particular to a shoe mould with good heat dissipation effect. Background Art

[0002] Many shoes are currently produced through injection molding, where two matching shoe molds are merged and raw materials are injected into the molds. During injection molding, the molds generate a lot of heat, so the molds need to be cooled.

[0003] In order to improve the heat dissipation effect of the shoe mold, the prior art has made many improvements to the shoe mold. For example, the patent publication number CN219466859U discloses a shoe mold, including a workbench, a lower mold and an upper mold. The top of the workbench is provided with a lower mold, and fixing rods are provided on both sides of the top of the lower mold. The top of the lower mold is provided with an upper mold, and a handle is provided on the top of the upper mold. Injection ports are provided on both sides of the top of the upper mold. The fixing rod passes through the interior of the upper mold, and a nut is provided on the outer side of the top of the fixing rod. A heat dissipation structure is provided on both sides of the lower mold. The utility model is provided with a heat dissipation structure to make the lower mold cool faster. Therefore, the heat dissipation area of the lower mold can be increased by using a fan and a heat dissipation fin in combination, and the heat is quickly blown away by the fan. By cooperating with the water inlet and the water outlet, a water pipe can be connected externally to make water flow inside the lower mold, assisting the fan and the heat dissipation fins to accelerate the cooling speed of the lower mold, thereby improving the cooling effect.

[0004] The above patents have obvious beneficial effects, but still have the following deficiencies in actual operation:

[0005] In the above-mentioned comparative document, the heat from the lower mold is transferred to the heat dissipation fins, and then the heat of the heat dissipation fins is reduced by the action of the fan. However, in reality, it takes a certain amount of time for the lower mold to output the heat to the heat dissipation fins. The position temperature at both ends of the lower mold is first transferred to the heat dissipation fins, and the heat dissipation effect on the middle part of the lower mold is poor. Although the above-mentioned comparative document dissipates heat to the middle part of the lower mold through the water inlet and outlet, the upper mold still does not cool down. Since the upper mold also generates heat, and this heat cannot be discharged in time, there is an urgent need in this field to improve the shoe mold with good heat dissipation effect to solve the defects of the existing technology. Utility Model Content

[0006] In order to overcome the technical defects of the existing technology, the utility model provides a shoe mold with good heat dissipation effect. Through a number of water pipes, uniform and rapid heat dissipation of the fixed mold and the movable mold is achieved, and the fixed mold and the movable mold are cooled at the same time, thereby improving the heat dissipation effect of the shoe mold.

[0007] The technical solution adopted by the present invention is: a shoe mold with good heat dissipation effect, including a bearing platform, two fixed molds and a movable mold symmetrical in upper and lower directions are provided on the bearing platform, a mounting plate is fixedly installed above the bearing platform, a telescopic device with a telescopic end penetrating the mounting plate is fixedly installed on the mounting plate, the upper surface of the bearing platform and the telescopic lower end of the telescopic device are fixedly installed with a bearing plate, the fixed mold and the movable mold are respectively fixedly installed on the opposite sides of the two bearing plates through quick installation units, and the facing surfaces of the two bearing plates are embedded with a plurality of water pipes, the back sides of the fixed mold and the movable mold are adapted to the plurality of water pipes, and both ends of the plurality of water pipes are provided with diversion pipes connected to the plurality of water pipes, and the sides of the diversion pipes located on the opposite sides of the bearing plates are provided with elastic water inlet and outlet pipes, a feed pipe penetrating the bearing plate is provided in the movable mold, and the feed pipe is connected to the shoemaking mold cavity in the movable mold.

[0008] Preferably, the fixed mold and the movable mold are both provided with water cavities on their opposite sides, several connecting pipes connected to the water cavities are provided on the sides of several diversion pipes, and sealing rings are provided on the opposite sides of the two supporting plates.

[0009] Preferably, the quick installation unit includes a first fixed plate fixedly connected to the opposite side of the supporting plate, and the opposite sides of the fixed mold and the movable mold are provided with a second fixed plate adapted to the first fixed plate, and the first fixed plate is rotatably connected to a U-shaped rotating frame adapted to the second fixed plate, and a clearance opening adapted to the rotating frame is opened on the first fixed plate, and a fastening bolt passes through and is threadedly connected to the side of the rotating frame away from the first fixed plate, and a limiting nut is threadedly connected to the side of the fastening bolt.

[0010] Preferably, the first fixing plate is fixedly connected to a limiting column on one side close to the second fixing plate, one end of the limiting column passes through the second fixing plate, one end of the fastening bolt is rotatably connected to a pressure plate, and one side of the pressure plate is adapted to the end of the limiting column.

[0011] Preferably, a plug-in block is fixedly connected to one side of the second fixed plate, and plug-in slots adapted to the plug-in block are provided on opposite sides of the fixed mold and the movable mold.

[0012] Preferably, the relative sides of the fixed mold and the movable mold are threadedly connected with a plurality of connectors, the ends of the several connecting tubes away from the diversion tubes are sleeved with threaded collars with L-shaped cross-sections and adapted to the connectors, and the sides of the ends of the several connecting tubes away from the diversion tubes are fixedly connected with limiting rings adapted to the threaded collars.

[0013] Preferably, water holes communicating with the water cavity are provided in the fixed mold and the movable mold.

[0014] The beneficial effects of the utility model are:

[0015] 1. In the present invention, a shunt pipe and several water pipes are provided. The coolant is injected into the shunt pipe through the water inlet pipe. The coolant in the shunt pipe is dispersed and flows into several water pipes. The coolant exchanges heat with the heat generated by the fixed mold and the movable mold through the water pipes. The coolant after heat exchange is discharged through the water outlet pipe. The fixed mold and the movable mold are uniformly and quickly cooled through the several water pipes. The fixed mold and the movable mold are cooled at the same time, thereby improving the heat dissipation effect of the shoe mold.

[0016] 2. In the present invention, a water cavity is provided. When the coolant is input into the water inlet pipe, the coolant is diverted to the water pipe and the connecting pipe through the diversion pipe. The connecting pipe transports the coolant into the water cavity. The coolant passes through the water holes in the water cavity, thereby increasing the contact area with the fixed mold and the movable mold. The heat is dissipated by the cooperation of several water pipes and water cavities, thereby improving the heat dissipation effect of the fixed mold and the movable mold.

[0017] 3. In the present invention, a quick installation unit is provided. When the fixed mold or the movable mold is installed on the carrier plate, the rotating frame is rotated and the first fixed plate and the second fixed plate are fixed by the cooperation of the fastening bolts and the limit nuts, which facilitates the installation of the fixed mold or the movable mold on the carrier plate.

[0018] 4. In the present invention, a limiting column is provided. When the first fixed plate and the second fixed plate are fixed, the limiting column is inserted into the second fixed plate to limit the position between the first fixed plate and the second fixed plate, thereby improving the stability between the fixed mold or the movable mold and the supporting plate after installation and preventing displacement during operation.

[0019] 5. In the present invention, a plug-in block and a plug-in slot are provided, and the first fixing plate is installed by plugging the plug-in block into the plug-in slot. The first fixing plate can be reused, and the first fixing plate does not need to be installed on the fixed mold and the movable mold, which facilitates its replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic structural diagram of the connecting pipe in the present utility model;

[0022] Figure 3 This is a schematic structural diagram of a cross-section of the load-bearing plate and the movable mold in the present invention;

[0023] Figure 4 This is a schematic diagram of the structure of the water cavity in the utility model;

[0024] Figure 5 This is a schematic structural diagram of a cross-section of a threaded collar in the present invention;

[0025] Figure 6 for Figure 2 A in the middle is an enlarged structural diagram;

[0026] Figure 7 for Figure 3 Enlarged structural diagram at point B in the middle.

[0027] Explanation of the accompanying reference numerals: 1. supporting platform; 2. fixed mold; 3. movable mold; 4. mounting plate; 5. telescopic device; 6. supporting plate; 7. water pipe; 8. diversion pipe; 9. water inlet pipe; 10. water outlet pipe; 11. feed pipe; 12. quick installation unit; 13. water cavity; 14. connecting pipe; 15. sealing ring; 16. first fixed plate; 17. second fixed plate; 18. rotating frame; 19. clearance port; 20. fastening bolt; 21. limiting nut; 22. limiting column; 23. pressure plate; 24. plug-in block; 25. plug-in slot; 26. water hole; 27. connecting head; 28. threaded collar; 29. limiting ring. DETAILED DESCRIPTION

[0028] The present invention will be further described below with reference to the accompanying drawings: Example 1

[0029] See also Figure 1-Figure 7 , a shoe mold with good heat dissipation effect, includes a bearing platform 1, on which are provided two upper and lower symmetrical fixed molds 2 and a movable mold 3, a mounting plate 4 is fixedly installed above the bearing platform 1, and a telescopic device 5 with a telescopic end penetrating the mounting plate 4 is fixedly installed on the mounting plate 4, and a bearing plate 6 is fixedly installed on the upper surface of the bearing platform 1 and the telescopic lower end of the telescopic device 5. The fixed mold 2 and the movable mold 3 are respectively fixedly mounted on the opposite sides of the two bearing plates 6 through a quick mounting unit 12, and a plurality of water pipes 7 are embedded in the facing surfaces of the two bearing plates 6. The back sides of the fixed mold 2 and the movable mold 3 are adapted to the plurality of water pipes 7, and both ends of the plurality of water pipes 7 are provided with diversion pipes 8 connected with the plurality of water pipes 7. The sides of the diversion pipes 8 located on the opposite sides of the bearing plate 6 are provided with elastic water inlet pipes 9 and water outlet pipes 10, and a feed pipe 11 penetrating the bearing plate 6 is provided in the movable mold 3. The feed pipe 11 is connected to the shoemaking mold cavity in the movable mold 3.

[0030] Specific implementation of this embodiment: The above-mentioned fixed mold 2 and movable mold 3 are shoe molds for shoemaking in the prior art. A shoemaking mold cavity is opened in the movable mold 3 and the fixed mold 2. The fixed mold 2 and the movable mold 3 of the adapted model are respectively clamped on the facing surfaces of the two supporting plates 6, and a plurality of water pipes 7 are respectively located between the supporting plates 6 and the fixed mold 2 or the movable mold 3. The fixed mold 2 and the movable mold 3 are respectively installed on the facing surfaces of the two supporting plates 6 by the quick installation unit 12. During production, by starting the telescopic device 5, the telescopic lower end of the telescopic device 5 drives the movable mold 3 to move downward, and the movable mold 3 moves downward and is aligned with the fixed mold 2. The raw materials are injected into the shoe-making mold cavity in the fixed mold 2 and the movable mold 3 through the feed pipe 11. At the same time, the coolant is injected into the diversion pipe 8 through the elastic water inlet pipe 9 through the external pump body. The coolant in the diversion pipe 8 is dispersed and flows into several water pipes 7. The coolant exchanges heat with the heat generated by the fixed mold 2 and the movable mold 3 through the water pipes 7. The coolant after heat exchange is discharged through the water outlet pipe 10. The fixed mold 2 and the movable mold 3 are evenly and quickly dissipated through the several water pipes 7. The fixed mold 2 and the movable mold 3 are dissipated at the same time, thereby improving the heat dissipation effect of the shoe mold.

[0031] Among them, the telescopic device 5 mentioned above can be purchased on the market. It is a mature technology and has been fully disclosed, so it is not repeated in the specification. The telescopic device 5 is equipped with a power connection line, and it is electrically connected to the external main controller and 220V phase voltage through the power line, or connected to the external hydraulic station through a pipeline, and the main controller can be a conventional known device such as a computer that plays a control role. Example 2

[0032] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 7 , this embodiment includes the above embodiment, which further includes: a water cavity 13 is opened on the back of the fixed mold 2 and the movable mold 3, and a plurality of connecting tubes 14 connected to the water cavity 13 are provided on the side of the plurality of diversion tubes 8. The two supporting plates 6 are provided with sealing rings 15 on the opposite sides. Water holes 26 connected to the water cavity 13 are opened in the fixed mold 2 and the movable mold 3. The opposite sides of the fixed mold 2 and the movable mold 3 are threadedly connected with a plurality of connectors 27. The ends of the plurality of connecting tubes 14 away from the diversion tube 8 are each provided with a threaded collar 28 with an L-shaped cross section and adapted to the connector 27. The sides of the ends of the plurality of connecting tubes 14 away from the diversion tube 8 are each fixedly connected with a limit ring 29 adapted to the threaded collar 28.

[0033] The specific implementation method in this embodiment is as follows: when the water inlet pipe 9 inputs the coolant, the coolant is diverted to the water pipe 7 and the connecting pipe 14 through the diversion pipe 8. The connecting pipe 14 transports the coolant to the water cavity 13. The coolant passes through the water hole 26 in the water cavity 13 to increase the contact area with the fixed mold 2 and the movable mold 3. After the coolant exchanges heat with the fixed mold 2 and the movable mold 3, it is discharged again through the water outlet pipe 10. The heat dissipation effect of the fixed mold 2 and the movable mold 3 is improved through a plurality of water pipes 7 and the water cavity 13.

[0034] When the fixed mold 2 and the movable mold 3 need to be replaced, several connecting heads 27 are threadedly connected to the mounting holes on the opposite sides of the fixed mold 2 and the movable mold 3, and the threaded rings 28 are rotated to be threadedly connected to the corresponding connecting heads 27. The limiting ring 29 limits the position of the threaded ring 28, which facilitates the replacement of the fixed mold 2 and the movable mold 3.

[0035] Example 3

[0036] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 6 and Figure 7 , this embodiment includes all the above embodiments, wherein the quick installation unit 12 includes a first fixed plate 16 fixedly connected to the opposite side of the carrier plate 6, and the opposite sides of the fixed mold 2 and the movable mold 3 are provided with a second fixed plate 17 adapted to the first fixed plate 16, and the first fixed plate 16 is rotatably connected to a U-shaped rotating frame 18 adapted to the second fixed plate 17, and the first fixed plate 16 is provided with a clearance opening 19 adapted to the rotating frame 18, and the rotating frame 18 is penetrated and extended away from the side of the first fixed plate 16. A fastening bolt 20 is threadedly connected, and a limiting nut 21 is threadedly connected to the side of the fastening bolt 20. A side of the first fixing plate 16 close to the second fixing plate 17 is fixedly connected to a limiting column 22. One end of the limiting column 22 passes through the second fixing plate 17. One end of the fastening bolt 20 is rotatably connected to a pressure plate 23. One side of the pressure plate 23 is adapted to the end of the limiting column 22. A plug-in block 24 is fixedly connected to one side of the second fixing plate 17. Plug-in grooves 25 adapted to the plug-in block 24 are provided on the opposite sides of the fixed mold 2 and the movable mold 3.

[0037] Specific implementation method in this embodiment: when the fixed mold 2 or the movable mold 3 needs to be installed with the supporting plate 6, the second fixed plate 17 is inserted into the plug-in slot 25 through the plug-in block 24, so that the second fixed plate 17 can be reused, and the second fixed plate 17 is inserted into the side of the limiting column 22, and the first fixed plate 16 and the second fixed plate 17 are positioned through the limiting column 22, and the rotating frame 18 is rotated to the side of the second fixed plate 17 away from the first fixed plate 16, and the fastening bolt 20 is rotated to drive the pressure plate 23 to move downward, and the pressure plate 23 and the limiting column 22 are limited to prevent the rotating frame 18 from rotating, and the fastening bolt 20 is tightened to fix the first fixed plate 16 and the second fixed plate 17, and then fix the fixed mold 2 or the movable mold 3 with the supporting plate 6, which is convenient for the operator to replace the fixed mold 2 and the movable mold 3.

[0038] The above shows and describes the basic principles and main features of the invention and the advantages of the invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the invention, the present invention may have various changes and improvements, which shall fall within the scope of the invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A shoe mold with good heat dissipation effect, comprising a supporting platform (1), wherein the supporting platform (1) is provided with two vertically symmetrical fixed molds (2) and a movable mold (3), characterized in that: A mounting plate (4) is fixedly mounted above the carrier platform (1), a telescopic device (5) with a telescopic end penetrating the mounting plate (4) is fixedly mounted on the mounting plate (4), a carrier plate (6) is fixedly mounted on the upper surface of the carrier platform (1) and the telescopic lower end of the telescopic device (5), the fixed mold (2) and the movable mold (3) are respectively fixedly mounted on the opposite sides of the two carrier plates (6) through a quick mounting unit (12), and a plurality of water pipes (7) are embedded in the opposite sides of the two carrier plates (6). The opposite sides of the fixed mold (2) and the movable mold (3) are adapted to a plurality of water pipes (7), and both ends of the plurality of water pipes (7) are provided with diversion pipes (8) connected to the plurality of water pipes (7). The sides of the diversion pipes (8) located on the opposite side of the supporting plate (6) are provided with elastic water inlet pipes (9) and water outlet pipes (10). The movable mold (3) is provided with a feed pipe (11) that passes through the supporting plate (6), and the feed pipe (11) is connected to the shoemaking mold cavity in the movable mold (3).

2. A shoe mold with good heat dissipation effect according to claim 1, characterized in that: The fixed mold (2) and the movable mold (3) are both provided with a water cavity (13) on their opposite sides, and a plurality of connecting pipes (14) communicating with the water cavity (13) are provided on the sides of the plurality of diversion pipes (8), and sealing rings (15) are provided on the opposite sides of the two supporting plates (6).

3. The shoe mold with good heat dissipation effect according to claim 1, characterized in that: The quick installation unit (12) includes a first fixed plate (16) fixedly connected to the opposite side of the carrier plate (6), and the opposite sides of the fixed mold (2) and the movable mold (3) are both provided with a second fixed plate (17) adapted to the first fixed plate (16), and the first fixed plate (16) is rotatably connected to a U-shaped rotating frame (18) adapted to the second fixed plate (17), and the first fixed plate (16) is provided with a clearance opening (19) adapted to the rotating frame (18), and a fastening bolt (20) is passed through and threadedly connected to the side of the rotating frame (18) away from the first fixed plate (16), and the side of the fastening bolt (20) is threadedly connected to a limiting nut (21).

4. A shoe mold with good heat dissipation effect according to claim 3, characterized in that: A side of the first fixing plate (16) close to the second fixing plate (17) is fixedly connected to a limiting column (22), one end of the limiting column (22) passes through the second fixing plate (17), and one end of the fastening bolt (20) is rotatably connected to a pressure plate (23), one side of the pressure plate (23) is adapted to the end of the limiting column (22).

5. The shoe mold with good heat dissipation effect according to claim 3, characterized in that: A plug-in block (24) is fixedly connected to one side of the second fixed plate (17), and plug-in slots (25) adapted to the plug-in block (24) are provided on opposite sides of the fixed mold (2) and the movable mold (3).

6. The shoe mold with good heat dissipation effect according to claim 2, characterized in that: The opposite sides of the fixed mold (2) and the movable mold (3) are threadedly connected to a plurality of connectors (27); the ends of the plurality of connecting tubes (14) away from the diversion tube (8) are sleeved with threaded collars (28) having an L-shaped cross section and adapted to the connectors (27); and the side surfaces of the ends of the plurality of connecting tubes (14) away from the diversion tube (8) are fixedly connected to limit rings (29) adapted to the threaded collars (28).

7. The shoe mold with good heat dissipation effect according to claim 2, characterized in that: The fixed mold (2) and the movable mold (3) are provided with water holes (26) that are in communication with the water cavity (13).

Citation Information

Patent Citations

  • Shoemaking mold

    CN219466859U