Automobile nylon composite corrugated pipe forming die equipment facilitating blanking

CN224408176UActive Publication Date: 2026-06-26THE NANTONG HONEST MACHINERY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
THE NANTONG HONEST MACHINERY
Filing Date
2025-06-28
Publication Date
2026-06-26

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Abstract

The utility model relates to corrugated pipe forming technical field, specifically disclose a convenient unloading's automobile nylon composite corrugated pipe forming die equipment, including equipment frame, the lateral wall of equipment frame is fixed with fixed part, the left side of equipment frame is equipped with the ejection mechanism for ejecting after the workpiece forming, one side of equipment frame is equipped with the cooling mechanism for cooling raw materials, the ejection mechanism includes drive electric jar, drive electric jar is equipped with two, two drive electric jar all are through screw fixed left side of equipment frame, and the telescopic end of two drive electric jar all is fixed with the ejection ring through equipment frame. Through being provided with the ejection mechanism, raw material cooling forms, and the upper die and lower die are removed to clean, and PLC controller controls drive electric jar to start, drives the horizontal motion of ejection ring on the outer surface of fixed part, and then pushes out the workpiece after forming, realizes the effect of automatic unloading, and manual is not needed to take down, improves practicality.
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Description

Technical Field

[0001] This utility model relates to the field of corrugated pipe forming technology, and in particular to a mold and equipment for forming automotive nylon composite corrugated pipes that facilitates material feeding. Background Technology

[0002] The automotive nylon composite corrugated pipe forming die equipment is a key piece of equipment in the manufacturing of automotive piping systems. This equipment typically consists of core components such as an extruder, forming die, cooling system, traction device, and cutting device. Its working principle involves mixing and melting nylon with composite materials, such as glass fiber and carbon fiber, through an extruder, forming the mixture into a corrugated pipe through a die, then solidifying it through a cooling system, and finally being transported by the traction device to the cutting device for length-specific cutting.

[0003] Existing molds may exhibit horizontal misalignment during molding, which can severely impact the yield and quality of corrugated pipes.

[0004] An existing patent (publication number: CN210759083U) discloses a corrugated pipe forming mold, which includes a rectangular cylindrical structure, an upper mold, a lower mold, and a cylindrical rod; the two sides of the upper mold are tangent to the inner sides of the rectangular cylindrical structure; the lower mold is fixed to the rectangular cylindrical structure. It has a high degree of limiting effect, and placing the condenser pipe on the raised structure increases the cooling area of ​​the corrugated pipe, thus accelerating the cooling rate.

[0005] To address the aforementioned issues, while existing patents offer solutions with high limiting effectiveness, such as placing the condenser tube on a raised structure to increase the cooling area of ​​the corrugated pipe and accelerate the cooling rate, they also make it inconvenient to remove the formed workpiece after cooling. Since the workpiece still retains heat after solidification, manual removal is unsafe and could easily cause injury to workers. Summary of the Invention

[0006] The purpose of this utility model is to provide a convenient material unloading equipment for automotive nylon composite corrugated pipe forming molds. After the raw material is cooled and formed, the upper and lower molds are removed for cleaning. At the same time, the PLC controller controls the start of the drive cylinder, which drives the ejector ring to move horizontally on the outer surface of the fixed part, thereby pushing out the formed workpiece, realizing the function of automatic unloading without manual removal, improving practicality, and solving the problems mentioned in the background art.

[0007] To achieve the above objectives, the present invention provides the following technical solution: a convenient material feeding automotive nylon composite corrugated pipe forming mold equipment, including an equipment frame, a fixing member fixed to the side wall of the equipment frame, an ejection mechanism for ejecting the workpiece after forming on the left side of the equipment frame, and a cooling mechanism for cooling the raw material on one side of the equipment frame.

[0008] The ejection mechanism includes two drive cylinders, both of which are fixed to the left side of the equipment frame by screws. The telescopic ends of the two drive cylinders pass through the equipment frame and are fixed with ejection rings. A lower mold is detachably connected to the right side of the equipment frame and near the lower part of the fixing component. An upper mold is installed on the right side of the equipment frame and near the upper part of the fixing component.

[0009] Preferably, a forming cavity is provided between the fixing member and both the upper and lower molds, and a fixing bolt is installed on the right side of the lower mold.

[0010] Preferably, the upper surface of the upper mold is connected to a feed pipe, and threaded holes for threaded connection with fixing bolts are provided on both sides of the upper mold and the left side of the lower mold. Sealing rings are fixed at both ends of the upper mold and the lower mold.

[0011] Preferably, the cooling mechanism includes a water tank, which is disposed on one side of the equipment frame, and a submersible pump is fixed inside the water tank by screws.

[0012] Preferably, the output end of the submersible pump is connected to a delivery pipe, and the end of the delivery pipe is connected to a flow cavity opened inside the fixing member.

[0013] Preferably, one side of the flow cavity is connected to a return pipe that is interconnected with the water storage tank, and the lower surface of the water storage tank is equipped with heat dissipation fins.

[0014] Preferably, the upper end of the heat dissipation fins is fixed with a plurality of heat pipes penetrating the inner wall of the water tank, and the lower surface of the heat dissipation fins is fixed with a fixing plate by screws, and two cooling fans are installed inside the fixing plate.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] 1. After the raw material is cooled and formed by the set ejection mechanism, the upper and lower molds are removed for cleaning. The PLC controller controls the start of the drive cylinder, which drives the ejection ring to move horizontally on the outer surface of the fixed part, thereby pushing out the formed workpiece, realizing the function of automatic unloading, eliminating the need for manual removal and improving practicality.

[0017] 2. Through the cooling mechanism, the heat in the raw material is absorbed by the fixing component and transferred to the cooling water. The cooling water carrying the heat can enter the water storage tank again through the return pipe for recycling, thereby playing an auxiliary cooling role for the raw material. Through the heat pipes set on the heat dissipation fins, the heat is transferred to the heat dissipation fins. The heat dissipation fan blows air on the heat dissipation fins to dissipate heat, indirectly cooling the cooling water and ensuring the effect of subsequent recycling. Attached Figure Description

[0018] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0019] Figure 1 This is an overall structural view of the present invention;

[0020] Figure 2 This is a three-dimensional structural diagram of the fastener of this utility model;

[0021] Figure 3 This is a cross-sectional structural diagram of the fastener of this utility model;

[0022] Figure 4 This is a half-sectional structural diagram of the water storage tank of this utility model.

[0023] Explanation of reference numerals in the attached figures:

[0024] 1. Equipment frame; 2. Fixing components; 3. Drive cylinder; 31. Ejector ring; 32. Molding cavity; 33. Lower mold; 34. Fixing bolts; 35. Upper mold; 36. Feed pipe; 37. Threaded hole; 38. Sealing ring; 4. Water tank; 41. Submersible pump; 42. Conveying pipe; 43. Flow chamber; 44. Return pipe; 45. Heat dissipation fins; 46. Heat pipe; 47. Fixing plate; 48. Cooling fan. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] This utility model provides a technical solution:

[0027] Please see Figures 1 to 4 A convenient material feeding automotive nylon composite corrugated pipe forming mold equipment includes an equipment frame 1, a fixing member 2 fixed on the side wall of the equipment frame 1, an ejection mechanism for ejecting the workpiece after forming on the left side of the equipment frame 1, and a cooling mechanism for cooling the raw material on one side of the equipment frame 1.

[0028] The ejection mechanism includes two drive cylinders 3, both of which are fixed to the left side of the equipment frame 1 by screws. The telescopic ends of the two drive cylinders 3 pass through the equipment frame 1 and are fixed with ejection rings 31. A lower mold 33 is detachably connected to the right side of the equipment frame 1 and near the lower part of the fixing member 2. An upper mold 35 is installed on the right side of the equipment frame 1 and near the upper part of the fixing member 2. A forming cavity 32 is opened between the fixing member 2 and the upper mold 35 and the lower mold 33. A fixing bolt 34 is installed on the right side of the lower mold 33. A feed pipe 36 is connected to the upper surface of the upper mold 35. Threaded holes 37 that are threaded to the fixing bolts 34 are opened on both sides of the upper mold 35 and the left side of the lower mold 33. Sealing rings 38 are fixed at both ends of the upper mold 35 and the lower mold 33.

[0029] By adopting the above technical solution, the equipment frame 1 is placed in a suitable position, and the left side of the lower mold 33 is connected to the equipment frame 1 by fixing bolts 34. Then, the upper mold 35 is aligned with the lower mold 33 and lowered. The fixing bolts 34 on the lower mold 33 are connected to the threaded holes 37 on the upper mold 35 to complete the assembly of the equipment. A forming cavity 32 is formed between the fixing part 2, the upper mold 35, and the lower mold 33. Molten raw material is then injected into the forming cavity 32 through the feed pipe 36 to form the raw material. The sealing rings 38 set on both sides of the upper mold 35 and the lower mold 33 can play an auxiliary sealing role to reduce the leakage of raw material. After the raw material cools and forms, the upper mold 35 and the lower mold 33 are removed for cleaning. At the same time, the PLC controller controls the drive cylinder 3 to start, driving the ejector ring 31 to move horizontally on the outer surface of the fixing part 2, thereby pushing out the formed workpiece, realizing the automatic unloading function without manual removal, thus improving practicality.

[0030] Specifically, such as Figure 1 , Figure 2 and Figure 4As shown, the cooling mechanism includes a water tank 4, which is located on one side of the equipment frame 1. A submersible pump 41 is fixed inside the water tank 4 by screws. The output end of the submersible pump 41 is connected to a delivery pipe 42. The end of the delivery pipe 42 is connected to a flow cavity 43 opened inside the fixing member 2. A return pipe 44 connected to the water tank 4 is connected to one side of the flow cavity 43. Heat dissipation fins 45 are installed on the lower surface of the water tank 4. Several heat pipes 46 penetrating the inner wall of the water tank 4 are fixed to the upper end of the heat dissipation fins 45. A fixing plate 47 is fixed to the lower surface of the heat dissipation fins 45 by screws. Two cooling fans 48 are installed inside the fixing plate 47.

[0031] By adopting the above technical solution, when the raw material is cooled and formed, the submersible pump 41 in the water storage tank 4 is started by the external PLC controller, which then draws out the cooling water stored in the water storage tank 4. The cooling water is then transported to the flow chamber 43 in the fixed part 2 through the delivery pipe 42. The heat in the raw material is absorbed by the fixed part 2 and transferred to the cooling water. With the continuous entry of cooling water, the cooling water carrying heat can be recycled back into the water storage tank 4 through the return pipe 44, thereby playing an auxiliary role in cooling the raw material and improving the forming speed. The heat pipe 46 set on the heat dissipation fins 45 can absorb the heat of the cooling water in the water storage tank 4 and transfer the heat to the heat dissipation fins 45. Then, the heat dissipation fan 48 on the fixed plate 47 blows air to dissipate heat from the heat dissipation fins 45, thereby indirectly cooling the cooling water and ensuring the effect of subsequent recycling.

[0032] Working principle: The left side of the lower mold 33 is connected to the equipment frame 1 by fixing bolts 34. The upper mold 35 is aligned with the lower mold 33 and lowered. The fixing bolts 34 on the lower mold 33 are connected to the threaded holes 37 on the upper mold 35. Molten raw material is injected into the molding cavity 32 through the feed pipe 36. The external PLC controller controls the submersible pump 41 in the water storage tank 4 to start, thereby drawing out the cooling water stored in the water storage tank 4. The cooling water is then transported to the flow cavity 43 in the fixed part 2 through the delivery pipe 42. The heat in the raw material is absorbed by the fixed part 2 and transferred to the cooling water. With the continuous entry of cooling water, the cooling water carrying heat can pass through... The return pipe 44 re-enters the water tank 4 for recycling, thereby assisting in cooling the raw material and increasing the molding speed. The heat pipe 46 on the heat dissipation fins 45 absorbs the heat of the cooling water in the water tank 4 and transfers the heat to the heat dissipation fins 45. Then, the cooling fan 48 on the fixed plate 47 blows air onto the heat dissipation fins 45 to dissipate heat, thereby indirectly cooling the cooling water and ensuring the effect of subsequent recycling. After the raw material is cooled and molded, the upper mold 35 and the lower mold 33 are removed for cleaning. At the same time, the PLC controller controls the start of the drive cylinder 3, which drives the ejector ring 31 to move horizontally on the outer surface of the fixed part 2, thereby pushing out the molded workpiece.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some or all of the technical features therein. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model.

Claims

1. A convenient material feeding molding die for automotive nylon composite corrugated pipes, comprising a frame (1), characterized in that: The side wall of the equipment frame (1) is fixed with a fastener (2), the left side of the equipment frame (1) is provided with an ejection mechanism for ejecting the workpiece after it is formed, and the side of the equipment frame (1) is provided with a cooling mechanism for cooling the raw material. The ejection mechanism includes a drive cylinder (3), and there are two drive cylinders (3). Both drive cylinders (3) are fixed to the left side of the equipment frame (1) by screws. The telescopic ends of the two drive cylinders (3) pass through the equipment frame (1) and are fixed with ejection rings (31). A lower mold (33) is detachably connected to the right side of the equipment frame (1) and near the lower part of the fixing member (2). An upper mold (35) is installed on the right side of the equipment frame (1) and near the upper part of the fixing member (2).

2. The automotive nylon composite corrugated pipe forming mold equipment for convenient material feeding according to claim 1, characterized in that: A forming cavity (32) is provided between the fixing member (2) and the upper mold (35) and the lower mold (33), and a fixing bolt (34) is installed on the right side of the lower mold (33).

3. The automotive nylon composite corrugated pipe forming mold equipment for convenient material feeding according to claim 2, characterized in that: The upper surface of the upper mold (35) is connected to the feed pipe (36). The upper mold (35) and the lower mold (33) are provided with threaded holes (37) that are threaded to the fixing bolts (34). The upper mold (35) and the lower mold (33) are both fixed with sealing rings (38).

4. The automotive nylon composite corrugated pipe forming mold equipment for convenient material feeding according to claim 3, characterized in that: The cooling mechanism includes a water tank (4), which is located on one side of the equipment frame (1). A submersible pump (41) is fixed inside the water tank (4) by screws.

5. The automotive nylon composite corrugated pipe forming mold equipment for convenient material feeding according to claim 4, characterized in that: The output end of the submersible pump (41) is connected to a delivery pipe (42), and the end of the delivery pipe (42) is connected to a flow cavity (43) opened inside the fixing member (2).

6. The automotive nylon composite corrugated pipe forming mold equipment for convenient material feeding according to claim 5, characterized in that: One side of the flow chamber (43) is connected to a return pipe (44) that is connected to the water storage tank (4), and the lower surface of the water storage tank (4) is equipped with heat dissipation fins (45).

7. The automotive nylon composite corrugated pipe forming mold equipment for convenient material feeding according to claim 6, characterized in that: The upper end of the heat dissipation fins (45) is fixed with several heat pipes (46) that penetrate the inner wall of the water storage tank (4). The lower surface of the heat dissipation fins (45) is fixed with a fixing plate (47) by screws. Two cooling fans (48) are installed inside the fixing plate (47).