Copper wire drawing die

Abstract

The utility model relates to the technical field of enameled wire production, in particular to a copper wire drawing die which comprises a mounting base, a die body and a plurality of replaceable die cores, wire drawing holes with different hole diameters are formed in the different die cores, the bottom of the die body is fixedly connected to the mounting base, and a mounting groove is downwards formed in the top of the die body; the mold body is provided with a mounting groove, a part of the mold core is detachably mounted in the mounting groove, the mold body is further provided with two copper wire guide holes, the two copper wire guide holes communicate with the mounting groove, the two copper wire guide holes and the wire drawing hole are located on the same horizontal line, and an electromagnetic attraction assembly located below the mounting groove is further arranged in the mold body; the electromagnetic attraction assembly is used for magnetically attracting or repelling the bottom of the mold core. According to the copper wire drawing die, when copper wires with different wire diameters need to be machined, a worker can quickly replace die cores with different hole diameters, the replacement process is simple, and a large amount of labor can be saved.

Description

Technical Field

[0001] The present application relates to the technical field of enameled wire production, and in particular to a copper wire drawing die. Background Art

[0002] Enameled wire is a main type of winding wire, which consists of a conductor and an insulating layer. The bare wire is annealed and softened, then painted and baked several times. During the production and processing of enameled wire, the copper material needs to be drawn step by step in multiple times, so that the thicker copper rod can be drawn into a thinner copper wire or copper wire.

[0003] For example, a Chinese patent with application number 202221809811.2 discloses a wire drawing die with adjustable spacing, comprising: a wire drawing die body for drawing cables; an installation shell for installing and positioning the wire drawing die body on a wire drawing machine, the installation shell comprising a connecting frame with a fixing and two clamps for clamping and positioning the wire drawing die body symmetrically arranged in the upper and lower inner cavity of the connecting frame, a connecting plate is fixedly arranged on the opposite sides of the two clamps, a linkage component for synchronously moving the two clamps toward or in opposite directions is arranged between the two connecting plates, and a driving component for driving one of the connecting plates to rise and fall is arranged on the top of the connecting frame.

[0004] With respect to the above-mentioned related technologies, the inventor believes that there are the following technical defects that need to be improved:

[0005] In the production process of different types of enameled wires, due to the different wire diameters of the required copper wires, it is necessary to frequently replace wire drawing dies with different apertures. However, the process of replacing common wire drawing dies is relatively complicated and will waste a lot of manpower. Utility Model Content

[0006] The present application provides a copper wire drawing die to improve the following technical problems:

[0007] In the production process of different types of enameled wires, due to the different wire diameters of the required copper wires, it is necessary to frequently replace wire drawing dies with different apertures. However, the process of replacing common wire drawing dies is relatively complicated and will waste a lot of manpower.

[0008] The present application provides a copper wire drawing die, which adopts the following technical solution:

[0009] A copper wire drawing die comprises a mounting base, a die main body and a plurality of replaceable die cores, wherein different die cores are provided with drawing holes of different apertures, the bottom of the die main body is fixedly connected to the mounting base, the top of the die main body is provided with a mounting groove downwardly, a part of the die core is detachably mounted in the mounting groove, the die main body is further provided with a copper wire guide hole, the copper wire guide holes having two holes and both connected to the mounting groove, the two copper wire guide holes and the drawing hole are all located on the same horizontal line, the die main body is further provided with an electromagnetic suction component located below the mounting groove, the electromagnetic suction component is used to magnetically attract or repel the bottom of the die core.

[0010] In an achievable technical solution of the present application, a permanent magnet block is provided at the bottom of the mold core, which is used to magnetically attract or repel the permanent magnet block when the magnetic pole direction of the electromagnetic attraction component is switched.

[0011] In a feasible technical solution of the present application, there are two permanent magnet blocks, and embedding grooves are provided on both the front and back sides of the bottom of the mold core, and the two permanent magnet blocks are respectively embedded in the two embedding grooves.

[0012] In an achievable technical solution of the present application, the bottom of the mold core has a circular arc surface, and the inner bottom wall of the mounting groove is a concave arc surface adapted to the circular arc surface.

[0013] In an achievable technical solution of the present application, the front and back surfaces of the mold core are provided with blocking blocks, and when the circular arc surface is attached to the concave arc surface, the blocking blocks block the upper surface of the mold body.

[0014] In an achievable technical solution of the present application, the diameter of the copper wire guide hole gradually decreases from the outside to the middle, and the minimum diameter of the copper wire guide hole is greater than the maximum diameter of the wire drawing hole.

[0015] In a feasible technical solution of the present application, a handle is provided on the top of the mold core, and the handle is a circular ring structure.

[0016] In an achievable technical solution of the present application, the electromagnetic suction assembly includes a mounting tube, an electromagnet and a battery. A notch is provided on one side of the mold body, the notch is connected to the bottom of the mounting groove, the mounting tube is horizontally inserted into the notch, the electromagnet and the battery are electrically connected and are both installed inside the mounting tube, and the electromagnet is located directly below the mounting groove.

[0017] In an achievable technical solution of the present application, the electromagnetic suction component also includes a panel and a control button, the panel is installed on the outer end of the mounting tube, the panel has a circuit board inside, the control button is arranged on the outer side of the panel, the control button is used to start the electromagnet and switch the magnetic pole direction of the electromagnet, and the control button, the circuit board, and the battery are electrically connected.

[0018] In summary, the present application includes at least one of the following beneficial technical effects:

[0019] When copper wires of different wire diameters need to be processed, the corresponding model mold core can be inserted into the installation slot first, and then the electromagnetic suction component can be started to fix the mold core in the mold body. After use, the magnetic pole direction of the electromagnetic suction component can be started to help the staff quickly pull out the mold core, thereby achieving the purpose of quickly replacing mold cores with different apertures. The replacement process is relatively simple and can save a lot of labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 It is a schematic structural diagram of the copper wire drawing die of an embodiment of the present application.

[0022] Figure 2 It is a schematic diagram of the structure of the mold core in the embodiment of the present application.

[0023] Description of reference numerals:

[0024] 1. Install the base;

[0025] 2. Mold body; 21. Copper wire guide hole;

[0026] 3. Mold core; 31. Wire drawing hole; 32. Permanent magnet block; 33. Block block; 34. Handle;

[0027] 4. Electromagnetic suction assembly; 41. Mounting tube; 42. Electromagnet; 43. Battery; 44. Panel; 45. Control button. DETAILED DESCRIPTION

[0028] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0029] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0030] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do 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 should not be understood as a limitation on the present application.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0032] The following is combined with Figure 1-2 This application is described in further detail.

[0033] The present application embodiment discloses a copper wire drawing die. Figure 1 and Figure 2 The copper wire drawing die includes a mounting base 1, a die main body 2 and a plurality of replaceable die cores 3. Different die cores 3 are provided with drawing holes 31 with different apertures. The bottom of the die main body 2 is fixedly connected to the mounting base 1. A mounting groove is downwardly opened at the top of the die main body 2. Part of the die core 3 is detachably installed in the mounting groove. The die main body 2 is also provided with a copper wire guide hole 21. The copper wire guide hole 21 has two and both are connected to the mounting groove. The two copper wire guide holes 21 and the drawing hole 31 are all located on the same horizontal line. An electromagnetic suction component 4 is also provided in the die main body 2 and is located below the mounting groove. The electromagnetic suction component 4 is used to magnetically attract or repel the bottom of the die core 3.

[0034] The beneficial technical effects of the copper wire drawing die of the embodiment of the present application are roughly as follows:

[0035] When copper wires with different wire diameters need to be processed, the corresponding model core 3 can be inserted into the installation slot first, and then the electromagnetic suction component 4 can be started to fix the core 3 in the mold body 2. After use, the magnetic pole direction of the electromagnetic suction component 4 can be started to help the staff quickly pull out the core 3, thereby achieving the purpose of quickly replacing the core 3 with different apertures. The replacement process is relatively simple and can save a lot of labor.

[0036] In this embodiment, a permanent magnet block 32 is provided at the bottom of the mold core 3, which is used to magnetically attract or repel the permanent magnet block 32 when the magnetic pole direction of the electromagnetic suction component 4 is switched, wherein there are two permanent magnet blocks 32, and grooves are provided on the front and back sides of the bottom of the mold core 3, and the two permanent magnet blocks 32 are respectively embedded in the two grooves, and the bottom of the mold core 3 has an arc surface, and the inner bottom wall of the mounting groove is a concave arc surface adapted to the arc surface.

[0037] The mold core 3 designed as above has a simple structure, is easy to manufacture, and has a stable and firm structure, is not easily damaged, and has a long service life.

[0038] Furthermore, in this embodiment, in order to ensure the stability of the insertion of the core 3, the front and back sides of the core 3 are provided with blocking blocks 33. When the arc surface is attached to the concave arc surface, the blocking blocks 33 are blocked from the upper surface of the mold body 2. In order to facilitate the staff to quickly insert and remove the core 3, a handle 34 is provided on the top of the core 3, and the handle 34 is a circular ring structure.

[0039] In order to facilitate the staff to quickly pass the copper wire into the drawing hole 31 of the mold core 3 when starting the work, the diameter of the copper wire guide hole 21 gradually decreases from the outside to the middle, and the minimum diameter of the copper wire guide hole 21 is greater than the maximum diameter of the drawing hole 31.

[0040] In this embodiment, the electromagnetic suction assembly 4 includes a mounting tube 41, an electromagnet 42 and a battery 43. A slot is set on one side of the mold body 2, and the slot is connected to the bottom of the mounting groove. The mounting tube 41 is horizontally inserted into the slot. The electromagnet 42 and the battery 43 are electrically connected and are both installed inside the mounting tube 41. The electromagnet 42 is located directly below the mounting groove.

[0041] The electromagnetic suction component 4 also includes a panel 44 and a control button 45. The panel 44 is installed on the outer end of the installation tube 41. The panel 44 has a circuit board inside. The control button 45 is arranged on the outer side of the panel 44. The control button 45 is used to start the electromagnet 42 and switch the magnetic pole direction of the electromagnet 42. The control button 45, the circuit board, and the battery 43 are electrically connected.

[0042] The electromagnetic suction component 4 designed above has a simple structure, stable operation, convenient control, simple installation, disassembly and maintenance, and a relatively low manufacturing cost.

[0043] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the application should be included in the protection scope of the present application.

Claims

1. A copper wire drawing die, characterized in that: The invention comprises a mounting base (1), a mold body (2) and a plurality of replaceable mold cores (3), wherein different mold cores (3) are provided with wire drawing holes (31) with different apertures, the bottom of the mold body (2) is fixedly connected to the mounting base (1), the top of the mold body (2) is provided with a mounting groove downwardly, and a part of the mold core (3) is detachably mounted in the mounting groove, the mold body (2) is also provided with a copper wire guide hole (21), the copper wire guide hole (21) has two and both are connected to the mounting groove, the two copper wire guide holes (21) and the wire drawing hole (31) are all located on the same horizontal line, and the mold body (2) is also provided with an electromagnetic suction component (4) located below the mounting groove, and the electromagnetic suction component (4) is used to magnetically attract or repel the bottom of the mold core (3).

2. The copper wire drawing die according to claim 1, characterized in that: A permanent magnet block (32) is arranged at the bottom of the mold core (3) and is used to magnetically attract or repel the permanent magnet block (32) when the magnetic pole direction of the electromagnetic attraction component (4) is switched.

3. The copper wire drawing die according to claim 2, characterized in that: There are two permanent magnet blocks (32), and embedding grooves are provided on both the front and back sides of the bottom of the mold core (3), and the two permanent magnet blocks (32) are respectively embedded in the two embedding grooves.

4. The copper wire drawing die according to claim 1, characterized in that: The bottom of the mold core (3) has an arc surface, and the inner bottom wall of the installation groove is a concave arc surface adapted to the arc surface.

5. The copper wire drawing die according to claim 4, characterized in that: The front and back surfaces of the mold core (3) are provided with blocking blocks (33), and when the arc surface is attached to the concave arc surface, the blocking blocks (33) block the upper surface of the mold body (2).

6. The copper wire drawing die according to claim 1, characterized in that: The diameter of the copper wire guide hole (21) gradually decreases from the outside to the middle, and the minimum diameter of the copper wire guide hole (21) is greater than the maximum diameter of the wire drawing hole (31).

7. The copper wire drawing die according to claim 1, characterized in that: A handle (34) is provided on the top of the mold core (3), and the handle (34) is a circular ring structure.

8. The copper wire drawing die according to claim 1, characterized in that: The electromagnetic suction component (4) comprises a mounting tube (41), an electromagnet (42) and a battery (43); a notch is provided on one side of the mold body (2); the notch is connected to the bottom of the mounting groove; the mounting tube (41) is horizontally inserted into the notch; the electromagnet (42) and the battery (43) are electrically connected and are both installed inside the mounting tube (41); the electromagnet (42) is located directly below the mounting groove.

9. The copper wire drawing die according to claim 8, characterized in that: The electromagnetic suction component (4) further comprises a panel (44) and a control button (45); the panel (44) is mounted on the outer end of the mounting tube (41); a circuit board is provided inside the panel (44); the control button (45) is arranged on the outer side surface of the panel (44); the control button (45) is used to start the electromagnet (42) and switch the magnetic pole direction of the electromagnet (42); the control button (45), the circuit board and the storage battery (43) are electrically connected.

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