Composite structure extrusion die

Abstract

The utility model relates to a composite structure extrusion die which comprises a lower die, a forming die is fixed on the top of the lower die, an ejection assembly penetrating into the forming die is fixed in the lower die and used for ejecting materials, connecting rods are fixed on the left side and the right side of the lower die, and the connecting rods are connected with the lower die. A top plate is fixed to the outer surfaces of the two connecting rods, an air cylinder is fixed to the interior of the top plate, an upper mold is fixed to the telescopic end of the air cylinder, a rotating assembly is arranged on the right side of the upper mold, and a forming block is fixed to the bottom of the upper mold. According to the extrusion die of the composite structure, after the air cylinder pushes the upper die and the forming block to move downwards to extrude and form a machined part together with the forming die, when the upper die moves upwards to reset, the rotating assembly pushes the pushing assembly to rotate, so that the pushing assembly moves to eject out the formed part in the forming die, and invalid manual taking out is achieved; and the safety is effectively improved, so that the whole device is more practical.

Description

Technical Field

[0001] The utility model relates to the technical field of composite materials, in particular to an extrusion die with a composite structure. Background Art

[0002] Composite materials can be mainly divided into two categories: structural composite materials and functional composite materials. Structural composite materials are materials used as load-bearing structures. They are basically composed of reinforcement components that can bear loads and matrix components that can connect the reinforcements into a whole material and also play a role in transmitting force. Functional composite materials are generally composed of functional components and matrix components. The matrix not only plays a role in constituting the whole.

[0003] When producing composite materials, extrusion dies are usually used for extrusion molding. However, most extrusion dies are not convenient for removing the molded parts after extrusion, and workers are required to manually remove the molded parts. The operation is cumbersome and requires placing hands on the lower die, which poses certain safety hazards and is not conducive to use. Therefore, a composite structure extrusion die is proposed to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an extrusion die with a composite structure, which has the advantages of being easy to take out the molded parts, and solves the problem that it is inconvenient to take out the molded parts after the extrusion die is extruded.

[0005] To achieve the above object, the utility model provides the following technical solutions: a composite structure extrusion die, comprising a lower die, a forming die is fixed on the top of the lower die, an ejection assembly penetrating into the forming die is fixed inside the lower die, the ejection assembly is used to eject the material, connecting rods are fixed on both the left and right sides of the lower die, top plates are fixed on the outer surfaces of the two connecting rods, and a cylinder is fixed inside the top plates;

[0006] An upper mold is fixed to the telescopic end of the cylinder, a rotating assembly is arranged on the right side of the upper mold, a pushing assembly is arranged on the outer surface of the rotating assembly, and the rotating assembly is used to push the pushing assembly to rotate, a forming block is fixed to the bottom of the upper mold, and a placing assembly fixed to the lower mold is slidably connected inside the upper mold, and the placing assembly is used to improve the stability of material placement;

[0007] The pushing assembly includes a transmission assembly fixed to the rotating assembly, a rotating rod rotatably connected to the right connecting rod is fixed inside the transmission assembly, a moving block is threadedly connected to the inside of the rotating rod, a connecting block is fixed on the right side of the moving block, and a telescopic rod slidably connected to the connecting rod is fixed on the left side of the connecting block.

[0008] Furthermore, the ejection assembly includes an ejection spring fixed to the lower mold, an ejection plate is fixed to the bottom of the ejection spring, and an ejection rod penetrating into the interior of the molding mold is fixed to the top of the ejection plate.

[0009] Furthermore, the rotating assembly includes a rotating rod rotatably connected to the right connecting rod, the outer surface of the rotating rod is fixed to the transmission assembly, the outer surface of the rotating rod is fixed with an engaging gear, and the back of the engaging gear is engaged with an engaging strip fixed to the upper mold.

[0010] Furthermore, the placement assembly includes a connecting rod fixed to the lower mold, the outer surface of the connecting rod is slidably connected to a placement plate, and a supporting spring is fixed between the placement plate and the lower mold.

[0011] Furthermore, the transmission assembly includes transmission wheels respectively fixed to the rotating rod and the rotatable rod, and the outer surfaces of the two transmission wheels are transmission-connected with transmission belts.

[0012] Furthermore, a threaded strip is fixed on the outer surface of the moving block, and a threaded hole matching the threaded strip is provided inside the rotating rod.

[0013] Furthermore, a through hole is opened inside the right connecting rod, a stabilizing bearing is fixed inside the through hole, and the inside of the stabilizing bearing is fixed to the rotating rod.

[0014] Furthermore, the telescopic rod comprises an extension block slidably connected to the connecting rod, and the extension rod fixed to the connecting block is slidably connected inside the extension block.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] The composite structure extrusion die, after the cylinder pushes the upper die and the forming block downward to extrude the workpiece together with the forming die, when the upper die moves upward to reset, the rotating component will push the pushing component to rotate, so that the pushing component moves, and the molded part inside the forming die is ejected, making manual removal ineffective, effectively improving safety, and making the overall more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a three-dimensional diagram of the placement plate structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the propulsion component of the utility model.

[0020] In the figure: 1 lower mold, 2 molding mold, 3 ejection assembly, 4 connecting rod, 5 ejector plate, 6 cylinder, 7 upper mold, 8 rotating assembly, 9 pushing assembly, 901 transmission assembly, 902 rotating rod, 903 moving block, 904 connecting block, 905 telescopic rod, 10 molding block, 11 connecting rod, 12 placement plate, 13 supporting spring. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-2 In the present embodiment, a composite structure extrusion die comprises a lower die 1, a molding die 2 is fixed on the top of the lower die 1, an ejector assembly 3 penetrating into the molding die 2 is fixed inside the lower die 1, the ejector assembly 3 comprises an ejector spring fixed to the lower die 1, the elastic force of the ejector spring causes the ejector rod to reset after the ejector rod moves, an ejector plate is fixed to the bottom of the ejector spring, an ejector rod penetrating into the molding die 2 is fixed on the top of the ejector plate, the ejector rod is used to eject the molded part, the ejector assembly 3 is used to eject the material, connecting rods 4 are fixed on the left and right sides of the lower die 1, ejector plates 5 are fixed to the outer surfaces of the two connecting rods 4, and a cylinder 6 is fixed inside the ejector plate 5.

[0023] In addition, an upper mold 7 is fixed to the telescopic end of the cylinder 6, and a rotating component 8 is arranged on the right side of the upper mold 7. The rotating component 8 includes a rotating rod rotatably connected to the right connecting rod 4, and the outer surface of the rotating rod is fixed to the transmission component 901. A meshing gear is fixed to the outer surface of the rotating rod, and the back of the meshing gear is meshed with an engaging bar fixed to the upper mold 7. When the engaging bar moves, it pushes the meshing gear and the rotating rod to rotate. A pushing component 9 is arranged on the outer surface of the rotating component 8, and the rotating component 8 is used to push the pushing component 9 to rotate. A molding block 10 is fixed to the bottom of the upper mold 7, and the arranged molding block 10 and the molding mold 2 extrude the material into a molded part.

[0024] Furthermore, the upper mold 7 is internally slidably connected to a placement assembly fixed to the lower mold 1, and the placement assembly includes a connecting rod 11 fixed to the lower mold 1, and the outer surface of the connecting rod 11 is slidably connected to a placement plate 12, and a support spring 13 is fixed between the placement plate 12 and the lower mold 1. The support spring 13 can support the placement plate 12, so that the placement plate 12 is away from the molding mold 2, so that the material placement is more stable, and the placement assembly is used to improve the stability of material placement.

[0025] In general, placing the material on the placement plate 12 can make the material more stable, and the support spring 13 provided can play a certain buffering role during extrusion molding, thereby making the overall extrusion more stable and making the whole more practical.

[0026] See also Figure 3 The pushing component 9 in this embodiment includes a transmission component 901 fixed to the rotating component 8, and the transmission component 901 includes transmission wheels respectively fixed to the rotating rod and the rotating rod 902. The outer surfaces of the two transmission wheels are connected with transmission belts. The inside of the transmission component 901 is fixed with a rotating rod 902 rotatably connected to the right connecting rod 4. A through hole is opened inside the right connecting rod 4, and a stable bearing is fixed in the hole of the through hole. By setting the stable bearing, the stability of the rotation of the rotating rod 902 can be effectively improved.

[0027] In addition, the interior of the stabilizing bearing is fixed to the rotating rod 902, the internal thread of the rotating rod 902 is connected to the moving block 903, the outer surface of the moving block 903 is fixed with a threaded bar, the interior of the rotating rod 902 is provided with a threaded hole compatible with the threaded bar, the right side of the moving block 903 is fixed with a connecting block 904, the left side of the connecting block 904 is fixed with a telescopic rod 905 slidably connected to the connecting rod 4, and the rotation of the moving block 903 can be effectively restricted by setting the telescopic rod 905, the telescopic rod 905 includes an extension block slidably connected to the connecting rod 4, and the extension block is internally slidably connected to the extension rod fixed to the connecting block 904.

[0028] In general, when the rotating rod 902 rotates, the movable block 903 that cannot rotate can be moved, and then the molded part can be pushed to move to the box on one side without manual removal, making the whole more practical.

[0029] The electrical components appearing in the text are all electrically connected to the controller and the power supply. The control method of the utility model is controlled by the controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power supply is also common knowledge in this field. The utility model is mainly used to protect mechanical devices, so the utility model will no longer explain the control method and circuit connection in detail.

[0030] The working principle of the above embodiment is:

[0031] Place the material steadily on the placement plate 12 and start the cylinder 6, so that the upper mold 7 and the forming block 10 can move downward to contact the placement plate 12, and push the placement plate 12 downward. Under the elastic force of the support spring 13, the material will be clamped between the placement plate 12 and the forming block 10 for positioning. When continuing to move downward, the material will contact the forming mold 2 to complete the extrusion molding. When the cylinder 6 pulls the upper mold 7 to move upward, the meshing bar is meshed with the meshing gear, so that the meshing bar pushes the meshing gear and the rotating rod to rotate. Under the transmission of the transmission assembly 901, the rotating rod 902 will rotate, so that the moving block 903 whose rotation is restricted by the telescopic rod 905 will move, and then push the molded part inside the forming mold 2 to move to the outside. The overall structure is simple, which effectively improves the convenience of taking materials, making the overall more practical.

[0032] 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. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A composite structure extrusion die, comprising a lower die (1), characterized in that: A forming die (2) is fixed on the top of the lower die (1), an ejection assembly (3) penetrating into the forming die (2) is fixed inside the lower die (1), and the ejection assembly (3) is used to eject materials, connecting rods (4) are fixed on both left and right sides of the lower die (1), and top plates (5) are fixed on the outer surfaces of the two connecting rods (4), and a cylinder (6) is fixed inside the top plate (5); An upper mold (7) is fixed to the telescopic end of the cylinder (6), a rotating assembly (8) is arranged on the right side of the upper mold (7), a pushing assembly (9) is arranged on the outer surface of the rotating assembly (8), and the rotating assembly (8) is used to push the pushing assembly (9) to rotate, a molding block (10) is fixed to the bottom of the upper mold (7), and a placement assembly fixed to the lower mold (1) is slidably connected inside the upper mold (7), and the placement assembly is used to improve the stability of material placement; The pushing assembly (9) comprises a transmission assembly (901) fixed to the rotating assembly (8); a rotating rod (902) rotatably connected to the right connecting rod (4) is fixed inside the transmission assembly (901); a moving block (903) is threadedly connected inside the rotating rod (902); a connecting block (904) is fixed on the right side of the moving block (903); and a telescopic rod (905) slidably connected to the connecting rod (4) is fixed on the left side of the connecting block (904).

2. The composite structure extrusion die according to claim 1, characterized in that: The ejection assembly (3) comprises an ejection spring fixed to the lower mold (1), an ejection plate is fixed to the bottom of the ejection spring, and an ejection rod penetrating into the interior of the molding mold (2) is fixed to the top of the ejection plate.

3. The composite structure extrusion die according to claim 1, characterized in that: The rotating assembly (8) comprises a rotating rod rotatably connected to the right connecting rod (4), the outer surface of the rotating rod being fixed to the transmission assembly (901), a meshing gear being fixed to the outer surface of the rotating rod, and a meshing strip fixed to the upper mold (7) being meshed on the back side of the meshing gear.

4. The composite structure extrusion die according to claim 1, characterized in that: The placement assembly comprises a connecting rod (11) fixed to the lower mold (1), the outer surface of the connecting rod (11) is slidably connected to a placement plate (12), and a support spring (13) is fixed between the placement plate (12) and the lower mold (1).

5. The composite structure extrusion die according to claim 3, characterized in that: The transmission assembly (901) comprises transmission wheels respectively fixed to the rotating rod and the rotation rod (902), and the outer surfaces of the two transmission wheels are connected to the transmission belts.

6. The composite structure extrusion die according to claim 1, characterized in that: A threaded strip is fixed on the outer surface of the moving block (903), and a threaded hole matching the threaded strip is provided inside the rotating rod (902).

7. The composite structure extrusion die according to claim 1, characterized in that: A through hole is provided inside the right connecting rod (4), a stabilizing bearing is fixed inside the through hole, and the inside of the stabilizing bearing is fixed to the rotating rod (902).

8. The composite structure extrusion die according to claim 1, characterized in that: The telescopic rod (905) comprises an extension block slidably connected to the connecting rod (4), and the interior of the extension block is slidably connected to an extension rod fixed to the connecting block (904).

Images