Self-heating extrusion forming die for copper alloy bar

Abstract

The utility model discloses a copper alloy bar self-heating extrusion forming die which comprises a bottom plate, conveying groove guide wheels, an electromagnetic heating ring, a first forming groove guide wheel and a second forming groove guide wheel, the bottom plate is horizontally arranged, and a feeding structure composed of four sets of feeding assemblies with the conveying groove guide wheels is arranged on the bottom plate; the feeding structure is configured to drive the conveying groove guide wheels to rotationally convey bars. The bottom plate is further provided with an extrusion structure composed of four sets of extrusion assemblies with first forming groove guide wheels and second forming groove guide wheels. The extrusion structure is configured to drive the first forming groove guide wheel and the second forming groove guide wheel to rotate, extrude and convey the bar. Bars are conveyed by driving the conveying groove guide wheels to rotate, deformation during bar conveying is avoided, meanwhile, the bars are extruded by driving the forming groove guide wheels with different diameters to rotate and driving the forming groove guide wheels to move, and abrasion of the bars is avoided.

Description

Technical Field

[0001] The present application relates to the technical field of heating extrusion forming dies, and in particular to a self-heating extrusion forming die for copper alloy bars. Background Art

[0002] Most metals have good fracture toughness and hot working properties, and can be produced and supplied in various specifications of plates, bars, profiles, thick-walled pipes, forgings and die forgings. In the process of producing metal extruded bars, it is necessary to ensure the uniformity of the bar structure and composition so that the metal extruded bars can obtain better comprehensive mechanical properties.

[0003] The existing metal bar extrusion forming device uses hydraulic pressure to push the bar, so that the bar passes through the forming opening by friction, and the bar is thus worn. Summary of the invention

[0004] The purpose of the present application is to provide a self-heating extrusion forming die for copper alloy bars in order to solve the above-mentioned problems. The die conveys the bars by driving the conveying groove guide wheel to rotate, thereby avoiding deformation of the bars during conveying. At the same time, the die extrudes the bars by driving the forming groove guide wheels of different diameters to rotate, thereby avoiding wear of the bars.

[0005] This application achieves the above objectives through the following technical solutions:

[0006] A self-heating extrusion forming die for copper alloy bars comprises a base plate, a conveying groove guide wheel, an electromagnetic heating ring, a first forming groove guide wheel and a second forming groove guide wheel. The base plate is arranged horizontally, and a feeding structure composed of four feeding components with conveying groove guide wheels is arranged on the base plate. The feeding structure is configured to drive the conveying groove guide wheels to rotate and convey bar material. An extrusion structure composed of four extrusion components with first forming groove guide wheels and second forming groove guide wheels is also arranged on the base plate. The extrusion structure is configured to drive the first forming groove guide wheel and the second forming groove guide wheel to rotate, extrude and convey bar material. An electromagnetic heating ring is arranged between the feeding structure and the extrusion structure.

[0007] Preferably, two support plates are fixedly arranged on the bottom plate along its length direction, two of the four feeding assemblies are arranged one by one on the two support plates, two of the four extrusion assemblies respectively have a first molding groove guide wheel and a second molding groove guide wheel, two extrusion assemblies with the first molding groove guide wheel and two extrusion assemblies with the second molding groove guide wheel are respectively arranged one by one on the two support plates.

[0008] Preferably, the feeding assembly includes a first cylinder and a first guide wheel support, the first cylinder is fixedly connected to the support plate, and the telescopic end is connected to the first guide wheel support through a connecting assembly, the conveying groove guide wheel is rotatably connected to the first guide wheel support, the extrusion assembly includes a second cylinder and a second guide wheel support, the second cylinder is fixedly connected to the support plate, and the telescopic end is connected to the second guide wheel support through a connecting assembly, the first molding groove guide wheel and the second molding groove guide wheel are both rotatably connected to the second guide wheel support, and at least one first guide wheel support and one second guide wheel support are provided with a motor for driving the conveying groove guide wheel, the first molding groove guide wheel and the second molding groove guide wheel.

[0009] Preferably, the two feeding assemblies on the two support plates are arranged opposite to each other, the extrusion assemblies with the first molding groove guide wheels on the two support plates are arranged opposite to each other, the extrusion assemblies with the second molding groove guide wheels on the two support plates are arranged opposite to each other, and the axial directions of the conveying groove guide wheel, the first molding groove guide wheel and the second molding groove guide wheel are all vertical.

[0010] Preferably, the connecting component includes a socket and a plug plate, the socket is fixedly connected to the telescopic ends of the first cylinder and the second cylinder, the socket is provided with a slot for the plug plate to slide so that the two can be plugged in, and the first guide wheel support and the second guide wheel support are both fixedly connected to the plug plate.

[0011] Preferably, the socket is provided with bolts for fastening the plug board, and the bolts are located on the top of the plug board.

[0012] Compared with the prior art, the present application uses a method of driving the conveying groove guide wheel to rotate to convey the rod material, thereby avoiding deformation of the rod material during conveying. At the same time, it drives the forming groove guide wheels of different diameters to rotate, and drives the forming groove guide wheel to move to extrude the rod material, thereby avoiding wear of the rod material. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present application and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present application but do not constitute a limitation to the present application. In the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the structure of this application;

[0015] Figure 2 It is a schematic diagram of the connection component structure of this application.

[0016] The following are the descriptions of the reference numerals:

[0017] 1. Bottom plate; 2. Support plate; 3. First cylinder; 4. Socket; 5. Slot; 6. Insert plate; 7. Bolt; 8. First guide wheel support; 9. Conveying groove guide wheel; 10. Electromagnetic heating ring; 11. Second cylinder; 12. First molding groove guide wheel; 13. Second molding groove guide wheel; 14. Motor; 15. Second guide wheel support. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0019] In the description of this application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside" and the like indicate directions or positional relationships based on the attached Figure 1 , and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application.

[0020] like Figure 1-2 As shown, a self-heating extrusion forming die for copper alloy bars comprises a base plate 1, a conveying groove guide wheel 9, an electromagnetic heating ring 10, a first forming groove guide wheel 12 and a second forming groove guide wheel 13. The base plate 1 is arranged horizontally, and a feeding structure composed of four groups of feeding components with conveying groove guide wheels 9 is provided on the base plate 1. The feeding structure is configured to drive the conveying groove guide wheels 9 to rotate and convey the bar material. An extrusion structure composed of four groups of extrusion components with the first forming groove guide wheel 12 and the second forming groove guide wheel 13 is also provided on the base plate 1. The extrusion structure is configured to drive the first forming groove guide wheel 12 and the second forming groove guide wheel 13 to rotate, extrude and convey the bar material. An electromagnetic heating ring 10 is provided between the feeding structure and the extrusion structure.

[0021] Specifically, a feeding structure composed of four feeding components with conveying groove guide wheels 9 is provided on the base plate 1, and the feeding structure is configured to drive the conveying groove guide wheels 9 to rotate and convey the rod material, and the rod material is placed in the groove of the conveying groove guide wheel 9, and then the feeding structure drives the conveying groove guide wheel 9 to rotate to convey the rod material; an extrusion structure composed of four extrusion components with a first molding groove guide wheel 12 and a second molding groove guide wheel 13 is also provided on the base plate 1, and the extrusion structure is configured to drive the first molding groove guide wheel 12 and the second molding groove guide wheel 13 to rotate, extrude and convey the rod material, the first molding groove guide wheel 12 and the second molding groove guide wheel 13 have a groove smaller than the diameter of the rod material, and the first molding groove guide wheel 12 and the second molding groove guide wheel 13 are driven to rotate by the extrusion structure, so that the rod material passing through the groove is extruded to reduce its diameter; an electromagnetic heating ring 10 is provided between the feeding structure and the extrusion structure, and the rod material is heated when passing through the electromagnetic heating ring 10.

[0022] Preferably, two support plates 2 are fixedly arranged on the base plate 1 along its length direction, four groups of feeding assemblies are arranged two by two on the two support plates 2, four extrusion assemblies are respectively provided with a first molding groove guide wheel 12 and a second molding groove guide wheel 13, two extrusion assemblies with the first molding groove guide wheel 12 and two extrusion assemblies with the second molding groove guide wheel 13 are respectively provided on the two support plates 2.

[0023] Specifically, two support plates 2 are fixedly arranged on the base plate 1 along its length direction, and the two support plates 2 are symmetrically arranged at intervals; four groups of feeding assemblies are arranged two by two on the two support plates 2 to drive the rods between the four conveying groove guide wheels 9; four extrusion assemblies are respectively provided with a first molding groove guide wheel 12 and a second molding groove guide wheel 13, two extrusion assemblies with the first molding groove guide wheel 12 and two extrusion assemblies with the second molding groove guide wheel 13 are respectively provided on the two support plates 2, the two extrusion assemblies with the first molding groove guide wheel 12 extrude the rods first, and the two extrusion assemblies with the second molding groove guide wheel 13 extrude the rods again, so that the rods are formed at one time.

[0024] Preferably, the feeding assembly includes a first cylinder 3 and a first guide wheel support 8, the first cylinder 3 is fixedly connected to the support plate 2, and the telescopic end is connected to the first guide wheel support 8 through a connecting assembly, the conveying groove guide wheel 9 is rotatably connected to the first guide wheel support 8, the extrusion assembly includes a second cylinder 11 and a second guide wheel support 15, the second cylinder 11 is fixedly connected to the support plate 2, and the telescopic end is connected to the second guide wheel support 15 through a connecting assembly, the first molding groove guide wheel 12 and the second molding groove guide wheel 13 are both rotatably connected to the second guide wheel support 15, and at least one first guide wheel support 8 and one second guide wheel support 15 are provided with a motor 14 for driving the conveying groove guide wheel 9, the first molding groove guide wheel 12 and the second molding groove guide wheel 13.

[0025] Specifically, the first cylinder 3 is fixedly connected to the support plate 2, and the telescopic end is connected to the first guide wheel support 8 through a connecting assembly to drive the first guide wheel support 8 to shift, thereby shifting the conveying groove guide wheel 9, and then the conveying groove guide wheel 9 clamps the bar material; the second cylinder 11 is fixedly connected to the support plate 2, and the telescopic end is connected to the second guide wheel support 15 through a connecting assembly to drive the second guide wheel support 15 to shift, thereby enabling the first molding groove guide wheel 12 and the second molding groove guide wheel 13 to shift and extrude the bar material; the motor 14 drives the conveying groove guide wheel 9, the first molding groove guide wheel 12 and the second molding groove guide wheel 13 to convey the bar material.

[0026] Preferably, the two feeding assemblies on the two support plates 2 are arranged opposite to each other, the extrusion assemblies with the first molding groove guide wheel 12 on the two support plates 2 are arranged opposite to each other, the extrusion assemblies with the second molding groove guide wheel 13 on the two support plates 2 are arranged opposite to each other, and the axial directions of the conveying groove guide wheel 9, the first molding groove guide wheel 12 and the second molding groove guide wheel 13 are all vertical.

[0027] Specifically, the two feeding assemblies on the two support plates 2 are arranged relative to each other so that the grooves of the two opposite conveying groove guide wheels 9 are enclosed to completely cover the bar material, which can stably convey the bar material. The extrusion assemblies with the first molding groove guide wheels 12 on the two support plates 2 are arranged relative to each other, and the extrusion assemblies with the second molding groove guide wheels 13 on the two support plates 2 are arranged relative to each other. The grooves of the two opposite first molding groove guide wheels 12 and the two opposite second molding groove guide wheels 13 are enclosed to completely cover the bar material, which can convey the bar material and extrude the bar material at the same time.

[0028] Preferably, the connecting component includes a socket 4 and a plug plate 6. The socket 4 is fixedly connected to the telescopic ends of the first cylinder 3 and the second cylinder 11. A slot 5 is provided on the socket 4 for the plug plate 6 to slide so that the two can be plugged in. The first guide wheel support 8 and the second guide wheel support 15 are both fixedly connected to the plug plate 6.

[0029] Specifically, the socket 4 is provided with a slot 5 for the plug board 6 to slide so that the two can be plugged in. The plug board 6 can be inserted into the inner side of the slot 5, or pulled out from the inner side of the slot 5, which is convenient for disassembly and assembly; the first guide wheel support 8 and the second guide wheel support 15 are fixedly connected to the plug board 6 for supporting the first guide wheel support 8 and the second guide wheel support 15.

[0030] Preferably, the socket 4 is provided with bolts 7 for fastening the plug board 6 , and the bolts 7 are located at the top of the plug board 6 .

[0031] Specifically, the bolt 7 passes through the socket 4 and is fastened to the socket 4, and then blocks the plug plate 6 to prevent it from falling off.

[0032] In the above structure, the bar to be extruded is placed between the four conveying groove guide wheels 9, and then the first cylinder 3 is started to extend, thereby driving the first guide wheel support 8 to offset, contact and clamp the bar, and then the motor 14 is started to drive the first guide wheel support 8 to rotate to convey the bar, and the moving bar passes through the electromagnetic heating ring 10, the electromagnetic heating ring 10 heats the bar, and then the heated bar moves to the first molding groove guide wheel 12 and the second molding groove guide wheel 13 in turn, the second cylinder 11 extends to drive the first molding groove guide wheel 12 to extrude the bar, and then the second cylinder 11 extends to drive the second molding groove guide wheel 13 to extrude the bar, and at the same time the motor 14 drives the first molding groove guide wheel 12 and the second molding groove guide wheel 13 to rotate, so that the bar continues to move, so there is no wear while the bar is being formed.

[0033] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present application. Without departing from the spirit and scope of the present application, the present application may have various changes and improvements, which fall within the scope of the present application to be protected. The scope of protection claimed in the present application is defined by the attached claims and their equivalents.

Claims

1. A copper alloy bar self-heating extrusion molding die, characterized in that: The invention comprises a bottom plate (1), a conveying groove guide wheel (9), an electromagnetic heating ring (10), a first molding groove guide wheel (12) and a second molding groove guide wheel (13); the bottom plate (1) is arranged horizontally; a feeding structure composed of four feeding components having a conveying groove guide wheel (9) is arranged on the bottom plate (1); the feeding structure is configured to drive the conveying groove guide wheel (9) to rotate and convey rod material; an extrusion structure composed of four extrusion components having a first molding groove guide wheel (12) and a second molding groove guide wheel (13) is also arranged on the bottom plate (1); the extrusion structure is configured to drive the first molding groove guide wheel (12) and the second molding groove guide wheel (13) to rotate and extrude and convey rod material; an electromagnetic heating ring (10) is arranged between the feeding structure and the extrusion structure.

2. The self-heating extrusion forming die for copper alloy bars according to claim 1, characterized in that: Two support plates (2) are fixedly arranged on the bottom plate (1) along its length direction; two of the four feeding assemblies are arranged one by one on the two support plates (2); two of the four extrusion assemblies have a first molding groove guide wheel (12) and a second molding groove guide wheel (13); the two extrusion assemblies having the first molding groove guide wheel (12) and the two extrusion assemblies having the second molding groove guide wheel (13) are arranged one by one on the two support plates (2).

3. The self-heating extrusion forming die for copper alloy bars according to claim 2, characterized in that: The feeding assembly comprises a first cylinder (3) and a first guide wheel support (8); the first cylinder (3) is fixedly connected to the support plate (2), and the telescopic end is connected to the first guide wheel support (8) through a connecting assembly; the conveying groove guide wheel (9) is rotatably connected to the first guide wheel support (8); the extrusion assembly comprises a second cylinder (11) and a second guide wheel support (15); the second cylinder (11) is fixedly connected to the support plate (2), and the telescopic end is connected to the second guide wheel support (15) through a connecting assembly; the first molding groove guide wheel (12) and the second molding groove guide wheel (13) are both rotatably connected to the second guide wheel support (15); at least one of the first guide wheel support (8) and one of the second guide wheel support (15) is provided with a motor (14) for driving the conveying groove guide wheel (9), the first molding groove guide wheel (12) and the second molding groove guide wheel (13).

4. The self-heating extrusion forming die for copper alloy bars according to claim 2, characterized in that: The two feeding assemblies on the two support plates (2) are arranged relative to each other, the extrusion assemblies having the first molding groove guide wheel (12) on the two support plates (2) are arranged relative to each other, and the extrusion assemblies having the second molding groove guide wheel (13) on the two support plates (2) are arranged relative to each other, and the axial directions of the conveying groove guide wheel (9), the first molding groove guide wheel (12) and the second molding groove guide wheel (13) are all vertical.

5. The self-heating extrusion forming die for copper alloy bars according to claim 3, characterized in that: The connection assembly comprises a socket (4) and a plug plate (6); the socket (4) is fixedly connected to the telescopic ends of the first cylinder (3) and the second cylinder (11); a slot (5) is provided on the socket (4) for the plug plate (6) to slide so that the two can be plugged in; the first guide wheel support (8) and the second guide wheel support (15) are both fixedly connected to the plug plate (6).

6. The self-heating extrusion forming die for copper alloy bars according to claim 5, characterized in that: The socket (4) is provided with a bolt (7) for fastening the plug plate (6), and the bolt (7) is located at the top of the plug plate (6).

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