Preparation equipment and process of high-strength copper wire

Abstract

The invention provides a preparation device and process of a high-strength copper wire, the preparation device comprises a tunnel furnace, and the tunnel furnace comprises the following structures: brackets arranged in pairs, guide plates fixedly arranged at the tops of the brackets, a plurality of connecting shafts movably connected to the tops of the guide plates, and guide wheels movably connected to the outer sides of the connecting shafts in a sleeving manner; the top and the bottom of an opening in the left side of the mounting frame are movably connected with the top and the bottom of the rotating shaft correspondingly, and when the working distance between the two supports changes to be matched with tensioning degree adjustment of a copper wire, the deflection rod and the connecting rod are matched to complete deflection angle adjustment of the mounting rod outside the supports, and the unwinding or winding working position of the wire roller is adjusted. The deflection motor completes deflection adjustment of the working positions of the mounting rack and the wire roller, the unwinding and winding positions of the copper wire outside the wire roller and the copper wire guide groove of the guide wheel are located on the same horizontal plane, and the phenomenon that the copper wire is curled due to uneven grain stretching in the annealing treatment process is avoided.

Description

Technical Field

[0001] The present invention mainly relates to the field of copper wire preparation, and in particular to a preparation device and process for high-strength copper wire. Background Art

[0002] Before copper wire is used in cable production, it is necessary to perform heat treatment on the copper wire to improve its strength and eliminate its internal stress to facilitate subsequent cable weaving. During the annealing operation, the copper wire is rolled up at the same time to effectively avoid curling due to uneven stretching of the grains on the copper wire.

[0003] The inventor proposed a high-strength copper wire preparation device and process, which sends the copper wire into a tunnel furnace for heating and insulation treatment, wherein corresponding guiding structures and tension adjustment structures are provided to ensure stable transportation and processing of the copper wire in the tunnel furnace, thereby improving the annealing effect of the copper wire. Summary of the invention

[0004] 1. Problems to be solved by the invention: The present invention provides a high-strength copper wire preparation device and process, which are used to solve the technical problem mentioned in the above background technology that the existing copper wire is prone to uneven grain stretching and curling during annealing.

[0005] 2. Technical solution: To achieve the above object, the technical solution provided by the present invention is: a high-strength copper wire preparation device and process, including a tunnel furnace, the main structure of the tunnel furnace includes an upper structure and a lower structure, the four corners of the lower structure are fixedly provided with a first hydraulic cylinder, the top output ends of the four first hydraulic cylinders are respectively fixedly connected to the four corners of the bottom of the upper structure, including the following structure: The brackets are arranged in pairs, and a guide plate is fixedly provided on the top of the brackets. A plurality of connecting shafts are movably connected to the top of the guide plate. A guide wheel is movably sleeved on the outer side of the connecting shaft, and a copper wire guide groove is fixedly provided in the middle of the guide wheel.

[0006] The mounting frame has a top and a bottom of a left opening of the mounting frame which are movably connected to the top and the bottom of the rotating shaft respectively, and a wire roller is clamped in the middle of the rotating shaft.

[0007] Furthermore, the bottom of the bracket is movably connected to the bottom of the inner wall of the tunnel furnace, and a bearing is provided at the connection between the bottom of one of the two brackets and the tunnel furnace, and the bottom of the bearing is slidably connected to the bottom of the inner wall of the tunnel furnace, and the two brackets are symmetrical about the middle vertex of the tunnel furnace.

[0008] A guide frame is fixedly provided in the middle of the bottom surface of the two brackets, and a guide rod is fixedly provided on the opposite sides of the two guide frames. The outer sides of the guide rod are movably connected to the outer sides of the opposite guide frames, and the opposite sides of the two guide frames are respectively clamped with the left and right ends of the return spring.

[0009] Furthermore, the front and rear ends of the guide plate extend to the outside of the front and rear ends of the tunnel furnace respectively.

[0010] Furthermore, the front end of the bracket is movably connected to the rear end of the bottom of the mounting rod, a deflection rod is movably connected to the front ball head of the bottom of the mounting rod, the rear end of the deflection rod is movably connected to the bottom of the bracket opposite to the mounting rod to which it is movably connected, the middle part of the deflection rod is movably connected to a connecting rod, and the rear end of the connecting rod is movably connected to the bottom of the bracket assembled with the mounting rod.

[0011] The top of the mounting rod is movably connected to a deflection motor, the top of the mounting rod is movably connected to the left middle part of the mounting frame, and the left output end of the deflection motor is movably connected to the left middle part of the mounting frame.

[0012] Furthermore, a second hydraulic cylinder for extending and retracting the connecting rod is provided in the middle of the connecting rod, and the connecting rod is placed outside the tunnel furnace.

[0013] Furthermore, a winding motor is fixedly provided on the top of the mounting frame, and the bottom output end of the winding motor is clamped with the top of the rotating shaft. A pin is fixedly provided on the middle left side of the mounting frame, and the pin cooperates with the deflection motor.

[0014] The two mounting frames are symmetrical about a fixed point of the middle of the tunnel furnace, and the middle of the mounting frame and the copper wire guide groove of the wire roller are located in the same horizontal plane.

[0015] A preparation process of high-strength copper wire comprises the following steps: The wire roller with the copper wire wound on it is assembled on the outside of the rotating shaft, and the copper wire is passed around the guide wheels on the two guide plates in turn, and finally the copper wire is wound on the wire roller at the rear end of the tunnel furnace; The combination of the guide rod and the return spring completes the dynamic adjustment of the distance between the two brackets in the tunnel furnace, and cooperates with the copper wire winding process outside the guide wheel; When the working distance between the two brackets changes, the connecting rod and the deflection rod cooperate, and the installation rod drives the installation frame to deflect, so as to adapt to the conveying tension of the copper wire when the working distance between the two brackets changes; The deflection motor and the mounting frame cooperate to complete the adjustment of the placement of the wire roller, ensuring that the copper wire outlet position on the wire roller and the copper wire guide groove outside the guide wheel are in the same horizontal plane.

[0016] Further, the following steps are included: The second hydraulic cylinder on the connecting rod cooperates with the mounting rod to complete the deflection processing of the mounting frame outside the bracket, which can realize the adjustment of the front and rear ends of the bracket towards and / or away from each other, and adapt to the winding and tightening processing requirements of the copper wire.

[0017] The wire rollers at the front and rear ends of the tunnel furnace can realize winding and unwinding operations to complete the annealing and winding operations of the copper wire.

[0018] 3. Beneficial effects: Compared with the prior art, the technical solution provided by the present invention has the following beneficial effects: The present invention provides a preparation device and process for high-strength copper wire. When the working distance between two brackets changes and the tension of the copper wire is adjusted, the deflection rod and the connecting rod cooperate to complete the deflection angle adjustment of the mounting rod outside the bracket, adjust the unwinding or winding working position of the wire roller, and the deflection motor completes the deflection adjustment of the working position of the mounting frame and the wire roller, so that the unwinding and winding position of the copper wire outside the wire roller is on the same horizontal plane as the copper wire guide groove of the guide wheel, and completes the stable winding of the copper wire outside the wire roller, thereby avoiding the phenomenon of curling caused by uneven grain stretching during annealing of the copper wire.

[0019] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional diagram of the novel structure of the present invention; Figure 2 It is a three-dimensional diagram of the novel support structure of the present invention; Figure 3 It is a deflection state diagram of the novel mounting frame structure of the present invention; Figure 4 A three-dimensional diagram of the novel mounting frame structure of the present invention; Figure 5 The novel Figure 4 A magnified view of the structure at center A; Figure 6 A three-dimensional diagram of the novel guide frame structure of the present invention; Figure 7 The novel Figure 6 A magnified view of the structure at B in the middle; Figure 8 It is a three-dimensional diagram of the novel structure of the present invention.

[0021] Reference numerals: Tunnel furnace-1; Bracket-2; Guide plate-3; connecting shaft-31; guide wheel-32; Mounting rod-4; deflection motor-41; Deflection rod-5; Connecting rod - 6; Mounting frame-7; Winding motor-71; Rotating shaft-8; Line roller-81; Guide frame-9; guide rod-91; return spring-92. DETAILED DESCRIPTION

[0022] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are shown in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0023] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element; when an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element; the terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items. Example

[0025] Reference Figure 1-8 , a high-strength copper wire preparation device and process, including a tunnel furnace 1, the main structure of the tunnel furnace 1 includes an upper structure and a lower structure, the four corners of the lower structure are fixedly provided with a first hydraulic cylinder, the top output ends of the four first hydraulic cylinders are respectively fixedly connected to the four corners of the bottom of the upper structure, including the following structure: The brackets 2 are arranged in pairs, and a guide plate 3 is fixedly provided on the top of the bracket 2. A plurality of connecting shafts 31 are movably connected to the top of the guide plate 3. A guide wheel 32 is movably sleeved on the outer side of the connecting shaft 31, and a copper wire guide groove is fixedly provided in the middle of the guide wheel 32.

[0026] The mounting frame 7 has a top and a bottom of a left opening of the mounting frame 7 which are movably connected to the top and the bottom of a rotating shaft 8 respectively, and a wire roller 81 is clamped in the middle of the rotating shaft 8 .

[0027] In this embodiment, the bottom of the bracket 2 is movably connected to the bottom of the inner wall of the tunnel furnace 1, and a bearing is provided at the connection between the bottom of one of the two brackets 2 and the tunnel furnace 1. The bottom of the bearing is slidably connected to the bottom of the inner wall of the tunnel furnace 1, and the two brackets 2 are symmetrical about the middle vertex of the tunnel furnace 1.

[0028] A guide frame 9 is fixedly provided in the middle of the bottom surface of the two brackets 2, and a guide rod 91 is fixedly provided on the opposite sides of the two guide frames 9. The outer sides of the guide rod 91 are movably connected to the outer sides of the opposite guide frames 9, and the opposite sides of the two guide frames 9 are respectively clamped with the left and right ends of the return spring 92.

[0029] The two bracket 2 structures replace the conveying line in the original tunnel furnace 1. A bearing is set at the connection between the bottom of one of the two brackets 2 and the inner wall of the tunnel furnace 1, and a movable and disassembly device is set at the connection between the other bracket 2 and the inner wall of the tunnel furnace 1.

[0030] The guide rod 91 completes the movement and guidance of the guide frame 9, and the reset spring 92 completes the expansion processing of the two brackets 2, completes the working distance adjustment of the two guide frames 9, and realizes the tension processing during the annealing and coiling of the copper wire.

[0031] In this embodiment, the front and rear ends of the guide plate 3 extend to the outside of the front and rear ends of the tunnel furnace 1 respectively.

[0032] The front and rear ends of the guide plate 3 extend out of the tunnel furnace 1 to prevent high temperature abnormalities in high temperature-sensitive equipment such as the winding motor 71 and the deflection motor 41 due to the high temperature inside the tunnel furnace 1 .

[0033] In this embodiment, the front end of the bracket 2 is movably connected to the rear end of the bottom of the mounting rod 4, and a deflection rod 5 is movably connected to the bottom front ball head of the mounting rod 4. The rear end of the deflection rod 5 is movably connected to the bottom of the bracket 2 opposite to the mounting rod 4 to which it is movably connected. The middle part of the deflection rod 5 is movably connected to a connecting rod 6, and the rear end of the connecting rod 6 is movably connected to the bottom of the bracket 2 assembled with the mounting rod 4.

[0034] The top of the mounting rod 4 is movably connected to a deflection motor 41 , the top of the mounting rod 4 is movably connected to the left middle part of the mounting frame 7 , and the left output end of the deflection motor 41 is movably connected to the left middle part of the mounting frame 7 .

[0035] When the working distance between the two brackets 2 changes and the tension of the copper wire is adjusted, the deflection rod 5 and the connecting rod 6 cooperate to complete the deflection angle adjustment of the mounting rod 4 outside the bracket 2, adjust the unwinding or winding working position of the wire roller 81, and the deflection motor 41 completes the deflection adjustment of the working position of the mounting frame 7 and the wire roller 81, so that the unwinding and winding position of the copper wire outside the wire roller 81 is on the same horizontal plane as the copper wire guide groove of the guide wheel 32, and completes the stable winding of the copper wire outside the wire roller 81, while avoiding the copper wire from escaping from the guide wheel 32 due to insufficient tension during the unwinding operation.

[0036] In this embodiment, a second hydraulic cylinder for extending and retracting the connecting rod 6 is provided in the middle of the connecting rod 6 , and the connecting rod 6 is placed outside the tunnel furnace 1 .

[0037] The second hydraulic cylinder on the connecting rod 6 cooperates with the deflection rod 5 to complete the deflection adjustment of the mounting rod 4, thereby cooperating to change the working distance between the two brackets 2.

[0038] In this embodiment, a winding motor 71 is fixedly provided on the top of the mounting frame 7, and the bottom output end of the winding motor 71 is clamped with the top of the rotating shaft 8. A pin is fixedly provided on the left middle part of the mounting frame 7, and the pin cooperates with the deflection motor 41.

[0039] The two mounting frames 7 are point-symmetrical about the middle of the tunnel furnace 1 , and the middle of the mounting frames 7 and the copper wire guide groove of the wire roller 81 are located in the same horizontal plane.

[0040] The winding motor 71 cooperates with the rotating shaft 8 to complete the winding or unwinding of the copper wire outside the wire roller 81.

[0041] A preparation process of high-strength copper wire comprises the following steps: The wire roller 81 wound with the copper wire is assembled on the outside of the rotating shaft 8, and the copper wire is passed around the guide wheels 32 on the two guide plates 3 in sequence, and finally the copper wire is wound on the wire roller 81 at the rear end of the tunnel furnace 1; The combination of the guide rod 91 and the return spring 92 realizes the dynamic adjustment of the distance between the two brackets 2 in the tunnel furnace 1, and cooperates with the copper wire winding process outside the guide wheel 32; When the working distance between the two brackets 2 changes, the connecting rod 6 and the deflection rod 5 cooperate to complete the deflection of the mounting rod 4 and the mounting frame 7, so as to adapt to the conveying tension of the copper wire when the working distance between the two brackets 2 changes; The deflection motor 41 cooperates with the mounting bracket 7 to adjust the placement position of the wire roller 81 , ensuring that the copper wire outlet position on the wire roller 81 and the copper wire guide groove outside the guide wheel 32 are in the same horizontal plane.

[0042] In this embodiment, the following steps are included: The second hydraulic cylinder on the connecting rod 6 cooperates with the mounting rod 4 to complete the deflection processing of the mounting frame 7 outside the bracket 2, so that the front end and the rear end of the bracket 2 can be adjusted toward and / or away from each other to adapt to the winding and tightening processing requirements of the copper wire.

[0043] The wire rollers 81 at the front and rear ends of the tunnel furnace 1 can both realize winding and unwinding operations to complete the annealing and winding operations of the copper wire.

[0044] The above-described embodiments only express a certain implementation mode of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the patent scope of the present invention. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be based on the attached claims.

Claims

1. A high-strength copper wire preparation device, comprising a tunnel furnace (1), wherein the main structure of the tunnel furnace (1) comprises an upper structure and a lower structure, wherein four corners of the lower structure are fixedly provided with first hydraulic cylinders, and the top output ends of the four first hydraulic cylinders are respectively fixedly connected to the four bottom corners of the upper structure, wherein: Includes the following structure: Brackets (2) are arranged in pairs, a guide plate (3) is fixedly provided on the top of the bracket (2), a plurality of connecting shafts (31) are movably connected to the top of the guide plate (3), a guide wheel (32) is movably sleeved on the outer side of the connecting shaft (31), and a copper wire guide groove is fixedly provided in the middle of the guide wheel (32); A mounting frame (7), wherein the top and bottom of the left opening of the mounting frame (7) are movably connected to the top and bottom of the rotating shaft (8) respectively, and a wire roller (81) is clamped in the middle of the rotating shaft (8).

2. The high-strength copper wire preparation device according to claim 1, characterized in that: The bottom of the bracket (2) is movably connected to the bottom of the inner wall of the tunnel furnace (1); a bearing is provided at the connection between the bottom of one of the two brackets (2) and the tunnel furnace (1); the bottom of the bearing is slidably connected to the bottom of the inner wall of the tunnel furnace (1); the two brackets (2) are symmetrical about the middle vertex of the tunnel furnace (1); A guide frame (9) is fixedly provided at the middle of the bottom surface of the two brackets (2), and a guide rod (91) is fixedly provided on the opposite sides of the two guide frames (9). The outer side of the guide rod (91) is movably sleeved with the outer side of the opposite guide frame (9), and the opposite sides of the two guide frames (9) are respectively clamped with the left and right ends of the return spring (92).

3. The high-strength copper wire preparation device according to claim 1, characterized in that: The front and rear ends of the guide plate (3) extend to the outside of the front and rear ends of the tunnel furnace (1) respectively.

4. The high-strength copper wire preparation device according to claim 1, characterized in that: The front end of the bracket (2) is movably connected to the rear end of the bottom of the mounting rod (4); a deflection rod (5) is movably connected to the front ball head of the bottom of the mounting rod (4); the rear end of the deflection rod (5) is movably connected to the bottom of the bracket (2) opposite to the mounting rod (4) to which it is movably connected; a connecting rod (6) is movably connected to the middle of the deflection rod (5); the rear end of the connecting rod (6) is movably connected to the bottom of the bracket (2) assembled with the mounting rod (4); The top of the mounting rod (4) is movably connected to a deflection motor (41), the top of the mounting rod (4) is movably connected to the middle of the left side of the mounting frame (7), and the left output end of the deflection motor (41) is movably connected to the middle of the left side of the mounting frame (7).

5. The high-strength copper wire preparation device according to claim 4, characterized in that: A second hydraulic cylinder for extending and retracting the connecting rod (6) is provided in the middle of the connecting rod (6), and the connecting rod (6) is placed outside the tunnel furnace (1).

6. The high-strength copper wire preparation device according to claim 1, characterized in that: A winding motor (71) is fixedly provided at the top of the mounting frame (7), the bottom output end of the winding motor (71) is clamped with the top of the rotating shaft (8), and a pin is fixedly provided at the middle of the left side of the mounting frame (7), the pin being matched with the deflection motor (41); The two mounting frames (7) are symmetrically arranged about a fixed point in the middle of the tunnel furnace (1), and the middle of the mounting frames (7) and the copper wire guide groove of the wire roller (81) are located in the same horizontal plane.

7. A process for preparing high-strength copper wire, characterized in that: The steps include: The wire roller (81) wound with the copper wire is mounted on the outside of the rotating shaft (8), and the copper wire is passed around the guide wheels (32) on the two guide plates (3) in sequence, and finally the copper wire is wound on the wire roller (81) at the rear end of the tunnel furnace (1); The combination of the guide rod (91) and the return spring (92) realizes dynamic adjustment of the distance between the two brackets (2) in the tunnel furnace (1), and cooperates with the copper wire winding process outside the guide wheel (32); When the working distance between the two brackets (2) changes, the connecting rod (6) and the deflection rod (5) cooperate to complete the deflection of the mounting rod (4) and the mounting frame (7), thereby adapting the conveying tension of the copper wire when the working distance between the two brackets (2) changes; The deflection motor (41) and the mounting frame (7) cooperate to complete the placement adjustment of the wire roller (81), ensuring that the copper wire outlet position on the wire roller (81) and the copper wire guide groove outside the guide wheel (32) are in the same horizontal plane.

8. The process for preparing a high-strength copper wire according to claim 7, characterized in that: The steps include: The second hydraulic cylinder on the connecting rod (6) cooperates with the mounting rod (4) to complete the deflection processing of the mounting frame (7) outside the bracket (2), so that the front end and the rear end of the bracket (2) can be adjusted towards and / or away from each other, so as to meet the requirements of winding and tightening the copper wire; The wire rollers (81) at the front and rear ends of the tunnel furnace (1) can both realize winding and unwinding operations, thereby completing the annealing and winding operations of the copper wire.

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