Plastic mold with cooling function

Abstract

The utility model discloses a plastic mould with a cooling function, which comprises a base, two sides of the top end of the base are fixedly connected with a support frame, the top end of the inside of the support frame is provided with a hydraulic oil cylinder, the bottom end of the hydraulic oil cylinder is provided with an upper mould, and the top end of the base is provided with a lower mould. According to the plastic mold with the cooling function, the first connecting pipe, the cooling pipe, the second connecting pipe, the cooling liquid water tank and the water pump are arranged, the water pump is started when the interior of the mold cavity needs to be cooled, the water pump pumps cooling liquid in the cooling liquid water tank into the cooling pipe through the second connecting pipe, and the cooling pipe is wound around the exterior of the mold cavity; the cooling liquid in the cooling pipe can cool the interior of the mold cavity, so that a product in the mold cavity can be cooled in time, the situation that the molding effect of the product is influenced by too high temperature is prevented, and the problems that the mold is inconvenient to cool in time, and the molding effect of the product is easily influenced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic molds, in particular to a plastic mold with a cooling function. Background Art

[0002] Plastic mold is the abbreviation of a combined mold used for compression molding, extrusion molding, injection molding, blow molding and low-foaming molding. Most of the various tools and products used in our daily production and life are closely related to molds. With the rapid development of the plastics industry and the continuous improvement of general and engineering plastics in strength and precision, the application scope of plastic products is also expanding. Many plastic products require the use of plastic molds in production.

[0003] However, when using plastic molds, it is found that it is inconvenient to cool the molds in time, which easily affects the effect of the molded products. Therefore, we propose a new type of plastic mold with cooling function to improve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a plastic mold with a cooling function to solve the problem in the above background technology that it is inconvenient to cool the mold in time, which easily affects the effect of the molded product.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic mold with a cooling function, comprising a base, support frames are fixedly connected to both sides of the top of the base, a hydraulic cylinder is installed at the top of the support frame, an upper mold is installed at the bottom of the hydraulic cylinder, a lower mold is arranged at the top of the base, a mold cavity is arranged at the top of the lower mold, a cooling pipe is wrapped around the outside of the mold cavity, a coolant tank is installed at one side of the bottom end of the lower mold, a water pump is installed at one end of the coolant tank, the output end and the input end of the water pump are respectively fixedly connected to the second connecting pipe, and the top of the coolant tank is provided with a first connecting pipe.

[0006] Preferably, the cooling pipe is fixedly connected between the first connecting pipe and the second connecting pipe, and one side of the second connecting pipe passes through the interior of the coolant tank.

[0007] Preferably, the bottom end of the upper mold is embedded in the top end of the mold cavity, and limiting fixing blocks are provided on both sides of the outside of the second connecting pipe.

[0008] Preferably, a mounting groove is provided at one end inside the lower mold, a baffle is arranged inside the mounting groove, mounting plates are fixedly connected to both sides of one end inside the lower mold, a limiting slot is provided inside the mounting plate, mounting cavities are provided on both sides inside the baffle, a limiting spring is installed inside the mounting cavity, one side of the limiting spring is fixedly connected to a limiting block, one end of the limiting block is fixedly connected to a pull rod, and reserved grooves are provided on both sides of one end of the baffle.

[0009] Preferably, the limiting block is embedded in the limiting slot, and the pull rod slides left and right in the reserved slot.

[0010] Preferably, the baffle is installed inside the mounting groove through a limiting block and a limiting slot, and two groups of mounting cavities are provided.

[0011] Preferably, a top plate is provided at the bottom end of the mold cavity, a connecting rod is fixedly connected to the bottom end of the top plate, a semicircular shell is welded to the bottom end of the connecting rod, an electric push rod is movably hinged at the bottom end of the lower mold, a connecting plate is movably hinged at the top end of the electric push rod, a limiting groove is provided on the other side of the connecting plate, a ball is provided inside the limiting groove, and a limiting rod is welded on one side of the bottom end of the mold cavity.

[0012] Preferably, the connecting plate is movably hinged to the other end of the limiting rod, and the ball bearing is arranged at the bottom end of the semicircular shell.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the plastic mold with cooling function not only realizes the convenience of cooling the inside of the mold, realizes the convenience of disassembly of the baffle, but also realizes the convenience of discharging the material;

[0014] (1) By providing a first connecting pipe, a cooling pipe, a second connecting pipe, a coolant tank and a water pump, the water pump is started when the temperature inside the mold cavity needs to be lowered, and the water pump draws the coolant inside the coolant tank into the cooling pipe through the second connecting pipe. Since the cooling pipe is wound around the outside of the mold cavity, the coolant inside the cooling pipe can lower the temperature inside the mold cavity, thereby timely lowering the temperature of the product inside the mold cavity to prevent the excessive temperature from affecting the molding effect of the product;

[0015] (2) By providing a limit block, a reserved groove, a limit slot, a pull rod, a mounting cavity and a limit spring, when it is necessary to inspect and repair the components inside the lower mold, the pull rod is pulled, and the pull rod drives the limit block to squeeze the limit spring so that the limit block is separated from the inside of the limit slot, thereby making the baffle lose its fixation. After the baffle loses its fixation, the baffle can be taken out of the mounting slot, and taking out the baffle can facilitate the inspection and repair of the components inside the lower mold;

[0016] (3) By providing a top plate, an electric push rod, a connecting rod, a semicircular shell, a ball, a limit slide groove, a limit rod and a connecting plate, the electric push rod is activated when the product needs to be ejected. Since the electric push rod is movably hinged between the connecting plate and the bottom end of the lower mold and the ball is arranged between the semicircular shell and the limit slide groove, activating the electric push rod can make one side of the connecting plate rise and fall, so that the connecting rod can drive the top plate to rise, and the rise of the top plate can push the product to be ejected from the inside of the mold cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the front view structure of the lower mold of the utility model;

[0019] Figure 3 It is a schematic diagram of the enlarged front cross-section structure of the semicircular shell of the utility model;

[0020] Figure 4 For the utility model Figure 2 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0021] In the figure: 1. base; 2. support frame; 3. lower mold; 4. first connecting pipe; 5. mold cavity; 6. upper mold; 7. hydraulic cylinder; 8. cooling pipe; 9. mounting plate; 10. top plate; 11. second connecting pipe; 12. electric push rod; 13. coolant tank; 14. water pump; 15. limit block; 16. baffle; 17. mounting groove; 18. connecting rod; 19. semicircular shell; 20. ball; 21. limit slide groove; 22. limit rod; 23. connecting plate; 24. reserved groove; 25. limit slot; 26. pull rod; 27. mounting cavity; 28. limit spring. 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] Example 1: Please refer to Figure 1-4A plastic mold with a cooling function comprises a base 1, a support frame 2 is fixedly connected to both sides of the top of the base 1, a hydraulic cylinder 7 is installed at the top of the support frame 2, an upper mold 6 is installed at the bottom of the hydraulic cylinder 7, a lower mold 3 is arranged at the top of the base 1, a mold cavity 5 is arranged at the top of the lower mold 3, a cooling pipe 8 is wound around the outside of the mold cavity 5, a coolant tank 13 is installed at one side of the bottom of the lower mold 3, a water pump 14 is installed at one end of the coolant tank 13, a second connecting pipe 11 is fixedly connected to the output end and the input end of the water pump 14 respectively, and a first connecting pipe 4 is arranged at the top of the coolant tank 13;

[0024] The cooling pipe 8 is fixedly connected between the first connecting pipe 4 and the second connecting pipe 11. One side of the second connecting pipe 11 passes through the interior of the cooling liquid tank 13. The bottom end of the upper mold 6 is embedded in the top end of the mold cavity 5. The two sides of the second connecting pipe 11 are provided with limited fixed blocks.

[0025] Specifically, Figure 1 As shown, when the interior of the mold cavity 5 needs to be cooled down, the water pump 14 is started, and the water pump 14 draws the coolant in the coolant tank 13 into the interior of the cooling pipe 8 through the second connecting pipe 11. Since the cooling pipe 8 is wound around the outside of the mold cavity 5, the coolant in the cooling pipe 8 can cool down the interior of the mold cavity 5, so that the product in the mold cavity 5 can be cooled down in time to prevent the excessive temperature from affecting the product molding effect.

[0026] Embodiment 2: A mounting groove 17 is provided at one end of the lower mold 3, a baffle 16 is provided inside the mounting groove 17, mounting plates 9 are fixedly connected to both sides of one end of the lower mold 3, a limiting card groove 25 is provided inside the mounting plate 9, mounting cavities 27 are provided on both sides of the baffle 16, a limiting spring 28 is installed inside the mounting cavity 27, a limiting block 15 is fixedly connected to one side of the limiting spring 28, a pull rod 26 is fixedly connected to one end of the limiting block 15, reserved grooves 24 are provided on both sides of one end of the baffle 16, the limiting block 15 is embedded in the limiting card groove 25, the pull rod 26 slides left and right inside the reserved groove 24, the baffle 16 is installed inside the mounting groove 17 through the limiting block 15 and the limiting card groove 25, and two groups of mounting cavities 27 are provided;

[0027] Specifically, Figure 2 and Figure 4 As shown, when it is necessary to inspect the components inside the lower mold 3, the pull rod 26 is pulled, and the pull rod 26 drives the limit block 15 to squeeze the limit spring 28 so that the limit block 15 is separated from the inside of the limit slot 25, thereby making the baffle 16 lose its fixation. After the baffle 16 loses its fixation, the baffle 16 can be taken out of the installation slot 17. Taking out the baffle 16 can facilitate the inspection of the components inside the lower mold 3.

[0028] Embodiment 3: A top plate 10 is provided at the bottom end of the mold cavity 5, a connecting rod 18 is fixedly connected to the bottom end of the top plate 10, a semicircular shell 19 is welded to the bottom end of the connecting rod 18, an electric push rod 12 is movably hinged to the bottom end of the lower mold 3, a connecting plate 23 is movably hinged to the top end of the electric push rod 12, a limiting slide groove 21 is provided on the other side of the connecting plate 23, a ball 20 is provided inside the limiting slide groove 21, a limiting rod 22 is welded to one side of the bottom end of the mold cavity 5, the connecting plate 23 is movably hinged to the other end of the limiting rod 22, and the ball 20 is provided at the bottom end of the semicircular shell 19;

[0029] Specifically, Figure 1 and Figure 3 As shown, when the product needs to be ejected, the electric push rod 12 is started. Since the electric push rod 12 is movably hinged between the connecting plate 23 and the bottom end of the lower mold 3 and the ball 20 is arranged between the semicircular shell 19 and the limiting slide groove 21, starting the electric push rod 12 can make one side of the connecting plate 23 rise and fall, so that the connecting rod 18 can drive the top plate 10 to rise. The rise of the top plate 10 can push the product to be ejected from the inside of the mold cavity 5.

[0030] Working principle: When the utility model is in use, the hydraulic cylinder 7 is started, and the hydraulic cylinder 7 drives the upper mold 6 to descend so that the upper mold 6 is installed on the top of the lower mold 3. When the temperature inside the mold cavity 5 needs to be lowered, the water pump 14 is started, and the water pump 14 extracts the coolant inside the coolant tank 13 to the inside of the cooling pipe 8 through the second connecting pipe 11. Since the cooling pipe 8 is wound around the outside of the mold cavity 5, the coolant inside the cooling pipe 8 can cool the inside of the mold cavity 5, so that the product inside the mold cavity 5 can be cooled in time to prevent the temperature from being too high and affecting the molding effect of the product. After the product is molded, the hydraulic cylinder 7 is started again, and the hydraulic cylinder 7 drives the upper mold 6 to rise, and then Start the electric push rod 12, which can make one side of the connecting plate 23 rise and fall, so that the connecting rod 18 can drive the top plate 10 to rise. The rise of the top plate 10 can push the product to eject the product from the inside of the mold cavity 5. Ejecting the product can facilitate unloading. When it is necessary to inspect the components inside the lower mold 3, pull the pull rod 26, and the pull rod 26 drives the limit block 15 to squeeze the limit spring 28 so that the limit block 15 is separated from the inside of the limit slot 25, so that the baffle 16 can lose its fixation. After the baffle 16 loses its fixation, the baffle 16 can be taken out of the installation slot 17. Taking out the baffle 16 can facilitate the inspection of the components inside the lower mold 3.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A plastic mold with cooling function, comprising a base (1), characterized in that: The two sides of the top of the base (1) are fixedly connected to a support frame (2), the top of the support frame (2) is equipped with a hydraulic cylinder (7), the bottom of the hydraulic cylinder (7) is equipped with an upper mold (6), the top of the base (1) is provided with a lower mold (3), the top of the lower mold (3) is provided with a mold cavity (5), the outside of the mold cavity (5) is wrapped with a cooling pipe (8), a coolant tank (13) is installed on one side of the bottom of the lower mold (3), a water pump (14) is installed at one end of the coolant tank (13), the output end and the input end of the water pump (14) are respectively fixedly connected to the second connecting pipe (11), the top of the coolant tank (13) is provided with a mold cavity (5), the outside of the mold cavity (5) is wrapped with a cooling pipe (8), a coolant tank (13) is installed on one side of the bottom of the lower mold (3), a water pump (14) is installed at one end of the coolant tank (13), the output end and the input end of the water pump (14) are respectively fixedly connected to the second connecting pipe (11), and the top of the coolant tank (13) is provided with a mold cavity (5). A first connecting tube (4) is provided at the end, a mounting groove (17) is provided at one end inside the lower mold (3), a baffle (16) is provided inside the mounting groove (17), a mounting plate (9) is fixedly connected to both sides of one end inside the lower mold (3), a limiting slot (25) is provided inside the mounting plate (9), a mounting cavity (27) is provided on both sides inside the baffle (16), a limiting spring (28) is installed inside the mounting cavity (27), one side of the limiting spring (28) is fixedly connected to a limiting block (15), one end of the limiting block (15) is fixedly connected to a pull rod (26), and reserved grooves (24) are provided on both sides of one end of the baffle (16).

2. A plastic mold with cooling function according to claim 1, characterized in that: The cooling pipe (8) is fixedly connected between the first connecting pipe (4) and the second connecting pipe (11), and one side of the second connecting pipe (11) passes through the interior of the coolant tank (13).

3. The plastic mold with cooling function according to claim 1, characterized in that: The bottom end of the upper mold (6) is embedded in the top end of the mold cavity (5), and limiting fixing blocks are arranged on both sides of the outside of the second connecting pipe (11).

4. The plastic mold with cooling function according to claim 1, characterized in that: The limit block (15) is embedded in the limit slot (25), and the pull rod (26) slides left and right in the reserved slot (24).

5. The plastic mold with cooling function according to claim 1, characterized in that: The baffle (16) is installed inside the installation groove (17) through a limiting block (15) and a limiting slot (25), and the installation cavity (27) is provided with two groups.

6. The plastic mold with cooling function according to claim 1, characterized in that: A top plate (10) is provided at the bottom end of the mold cavity (5), a connecting rod (18) is fixedly connected to the bottom end of the top plate (10), a semicircular shell (19) is welded to the bottom end of the connecting rod (18), an electric push rod (12) is movably hinged at the bottom end of the lower mold (3), a connecting plate (23) is movably hinged at the top end of the electric push rod (12), a limiting groove (21) is provided on the other side of the connecting plate (23), a ball (20) is provided inside the limiting groove (21), and a limiting rod (22) is welded to one side of the bottom end of the mold cavity (5).

7. The plastic mold with cooling function according to claim 6, characterized in that: The connecting plate (23) is movably hinged to the other end of the limiting rod (22), and the ball (20) is arranged at the bottom end of the semicircular shell (19).

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