Wire drawing device for aluminum-free tin wire production

Abstract

The utility model discloses a wire drawing device for aluminum-free tin wire production. The wire drawing device comprises a machine base, a pay-off winding barrel, a take-up winding barrel, a first winding barrel, a second winding barrel, a wire drawing assembly and a wire drawing infiltration assembly. The pay-off winding barrel and the take-up winding barrel are arranged on the two sides of the machine base respectively, the wire drawing assembly is arranged in the middle of the machine base and used for drawing aluminum-free tin wires, and the first winding barrel and the second winding barrel are arranged on the two sides of the wire drawing assembly and used for drawing the aluminum-free tin wires. And the wiredrawing infiltration assembly is arranged at the pay-off discharge end of the pay-off winding barrel. According to the aluminum-free tin wire drawing machine, the pay-off winding barrel can wind and store aluminum-free tin wires to be drawn, and the wire drawing infiltration assembly is arranged at the pay-off discharging end of the pay-off winding barrel and used for conducting lubricant infiltration treatment on the aluminum-free tin wires in traction conveying, so that the surfaces of the wires can be fully lubricated by a lubricant, friction is reduced, and the service life of the wires is prolonged. And the aluminum-free tin wire is prevented from being broken in the wire drawing process.

Description

Technical Field

[0001] The utility model relates to the field of wire drawing devices, in particular to a wire drawing device for producing aluminum-free tin wires. Background Art

[0002] Aluminum-free tin wire is a commonly used welding material. It is a tin alloy wire with a certain length and diameter. It can be used with an electric soldering iron in the soldering of electronic components.

[0003] In the prior art, in the production of aluminum-free tin wire, generally, the aluminum-free tin wire with a larger diameter is stretched through a wire drawing device to form an aluminum-free tin wire with a smaller diameter; and the current wire drawing device generally sets a conical winding drum and a wire drawing die to cooperate to draw the aluminum-free tin wire. However, during the wire drawing process of the aluminum-free tin wire, due to the excessive friction between the aluminum-free tin wire and the conical winding drum and the wire drawing die, it is easy to cause the surface of the tin wire to wear or even be broken.

[0004] Therefore, the prior art has defects and needs to be improved. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a wire drawing device for producing aluminum-free tin wires which is not easy to break wires and improves the wire drawing yield of aluminum-free tin wires.

[0006] To achieve this purpose, the utility model adopts the following technical scheme: a wire drawing device for aluminum-free tin wire production, comprising a machine base, a wire pay-off reel, a wire take-up reel, a first winding reel, a second winding reel, a wire drawing assembly and a wire drawing impregnation assembly;

[0007] The wire-paying reel and the wire-taking reel are respectively arranged on both sides of the machine base, the wire-paying reel is used to take up the aluminum-tin-free wire to be drawn, and a rotating platform is provided at the bottom of the wire-taking reel, and the rotating platform is used to drive the wire-taking reel to rotate, so as to take up and wind the aluminum-tin-free wire on the wire-paying reel into the wire-taking reel;

[0008] The wire drawing assembly is arranged in the middle of the machine base, and the wire drawing assembly is used to draw aluminum-free tin wire. The first winding drum and the second winding drum are arranged on both sides of the wire drawing assembly, and the first winding drum and the second winding drum are provided with a plurality of winding grooves for winding aluminum-free tin wire;

[0009] The wire drawing impregnation component is arranged at the wire discharging end of the wire discharging reel, and the wire drawing impregnation component is used to perform lubricant impregnation treatment on the aluminum-free tin wire being pulled and transported;

[0010] The wire drawing infiltration assembly includes a box body, a liquid inlet pipe and a wire clamping sleeve. The box body is provided with a lubrication chamber for accommodating the wire clamping sleeve. The liquid inlet pipe is provided at the bottom of the box body and is connected to the lubrication chamber. The liquid inlet pipe is used to transport lubricant liquid into the lubrication chamber. The wire clamping sleeve is used to guide the aluminum-free tin wire to pass through the lubrication chamber.

[0011] According to the above technical solution, in the wire drawing device for producing aluminum-free tin wire, the wire drawing assembly includes a wire holder and a wire drawing die;

[0012] Loading troughs are provided on both sides of the wire holder, and threading avoidance holes are provided on the side walls corresponding to the loading trough and the winding trough. The wire drawing die is arranged in the loading trough, and a wire drawing hole for passing the aluminum-free tin wire is provided in the middle of the wire drawing die. The wire drawing hole corresponds to the position of the threading avoidance hole, and the wire drawing dies located on the two loading troughs are staggered with each other.

[0013] By adopting the above-mentioned technical solutions, in the wire drawing device for producing aluminum-free tin wire, the part of the wire clamping sleeve located at the discharge end is provided with a tapered opening, and the diameter of the tapered opening gradually decreases along the conveying direction of the aluminum-free tin wire.

[0014] By adopting the above-mentioned technical solutions, in the wire drawing device for producing aluminum-free tin wire, the wire holder is tiltedly arranged on the machine base, and the height of the wire holder gradually increases in the direction away from the machine base.

[0015] By adopting the above-mentioned technical solutions, the wire drawing device for producing aluminum-free tin wire also includes a cooling spray pipe and a liquid collecting tank. The cooling spray pipe is arranged above the wire drawing assembly, and the cooling spray pipe is used to spray cooling liquid toward the wire drawing assembly. The liquid collecting tank is arranged below the wire drawing assembly to receive the cooling liquid flowing down from the wire drawing assembly.

[0016] By adopting the above-mentioned technical solutions, the wire drawing device for producing aluminum-free tin wire also includes a circulating water tank and a reflux pump;

[0017] The circulating water tank is arranged below the liquid collecting tank. The liquid collecting tank is provided with a liquid outlet. The liquid outlet is used to transport cooling liquid into the circulating water tank. The circulating water tank is connected to the cooling spray pipe through the reflux pump to transport the cooling liquid in the circulating water tank into the cooling spray pipe.

[0018] By adopting the above-mentioned technical solutions, in the wire drawing device for producing aluminum-free tin wire, the wire holder approaches the machine base, and the diameter of the wire drawing hole of each wire drawing die gradually decreases;

[0019] The first winding drum and the second winding drum have the same structure. The diameter of each winding groove of the first winding drum gradually decreases in the direction of approaching the machine base.

[0020] By adopting the above-mentioned technical solutions, in the wire drawing device for producing aluminum-free tin wire, the machine base also has a spare placement groove, and the spare placement groove is used to place the spare wire drawing die.

[0021] By adopting the above-mentioned technical solutions, the wire drawing device for producing aluminum-free tin wire further includes a reduction motor, a first pulley and a second pulley;

[0022] The output end of the reduction motor is connected to the first winding drum, and the reduction motor is used to drive the first winding drum to rotate. The shaft end of the first winding drum is provided with a first pulley, and the shaft end of the unwinding reel is provided with a second pulley. The second pulley is connected to the first pulley through a transmission belt.

[0023] By adopting the above-mentioned technical solutions, in the wire drawing device for producing aluminum-free tin wire, the box body includes a bottom box, a cover body and a locking connector, the cover body is arranged above the bottom box, and the bottom box and the cover body are detachably connected by a locking connector.

[0024] Compared with the prior art, the utility model has the following beneficial effects:

[0025] The wire-drawing reel of the utility model can reel up and store the aluminum-free tin wire to be drawn, and the wire-drawing impregnation component is arranged at the wire-drawing discharge end of the wire-drawing reel, and the wire-drawing impregnation component is used to perform lubricant impregnation treatment on the aluminum-free tin wire being pulled and conveyed, so that the lubricant can fully lubricate the surface of the wire material to reduce friction and avoid the aluminum-free tin wire from breaking during the wire-drawing process; the first winding drum and the second winding drum are located on both sides of the wire-drawing component, and the wire-drawing component can stretch the aluminum-free tin wire, and the first winding drum and the second winding drum can guide the aluminum-free tin wire to move along a predetermined path during the wire-drawing process, and can adjust the tension of the aluminum-free tin wire, so that the tension of the aluminum-free tin wire during the wire-drawing process is maintained within an appropriate range. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0027] The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with this technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantive technical significance. Any structural modification, change in proportion or adjustment of size, without affecting the effects and purposes that can be achieved by the present invention, should still fall within the scope of the technical contents disclosed by the present invention.

[0028] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0029] Figure 2 This is a schematic diagram of the structure of the wire drawing component of the utility model;

[0030] Figure 3 This is a schematic diagram of the first winding drum structure of the utility model;

[0031] Figure 4 This is a schematic diagram of the installation structure of the wire clamping sleeve of the utility model;

[0032] Figure 5 It is a schematic diagram of the explosion structure of the wire drawing infiltration component of the utility model. DETAILED DESCRIPTION

[0033] In order to make the utility model's purpose, features, and advantages more obvious and easy to understand, the following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the embodiments described below are only part of the utility model embodiments, 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.

[0034] In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 a limitation on the present invention. It should be noted that when a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a centrally arranged component at the same time.

[0035] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0036] like Figures 1 to 5As shown, the embodiment of the utility model provides a wire drawing device for aluminum-free tin wire production, including a machine base 1, a wire pay-off reel 2, a wire take-up reel 3, a first winding reel 4, a second winding reel 5, a wire drawing assembly 6 and a wire drawing infiltration assembly 7;

[0037] The wire pay-off drum 2 and the wire take-up drum 3 are respectively arranged on both sides of the machine base 1, the wire pay-off drum 2 is used for taking up the aluminum-tin-free wire to be drawn, and a rotating table (not shown) is provided at the bottom of the wire take-up drum 3, and the rotating table is used to drive the wire take-up drum 3 to rotate, so as to take up and wind the aluminum-tin-free wire on the wire pay-off drum 2 into the wire take-up drum 3; the wire pay-off drum 2 is used for taking up and storing the aluminum-tin-free wire to be drawn, at this time, the diameter of the aluminum-tin-free wire is relatively large, and it needs to be drawn; the wire take-up drum 3 is used for taking up and winding the aluminum-tin-free wire with a smaller diameter after the drawing process.

[0038] The wire drawing assembly 6 is arranged in the middle of the machine base 1, and the wire drawing assembly 6 is used to draw the aluminum-free tin wire. The first winding drum 4 and the second winding drum 5 are arranged on both sides of the wire drawing assembly 6, and the first winding drum 4 and the second winding drum 5 are provided with a plurality of winding grooves 40 for winding the aluminum-free tin wire; the first winding drum 4 and the second winding drum 5 are located on both sides of the wire drawing assembly 6, which can guide the aluminum-free tin wire to move along a predetermined path during the wire drawing process, and can adjust the tension of the aluminum-free tin wire to ensure that the tension of the aluminum-free tin wire is maintained within an appropriate range during the wire drawing process to avoid breakage.

[0039] like Figure 1 , Figure 4 and Figure 5 As shown, the wire drawing infiltration component 7 is arranged at the wire discharging end of the wire discharging reel 2, and the wire drawing infiltration component 7 is used to perform lubricant infiltration treatment on the aluminum-free tin wire in the traction and transportation, and the wire drawing infiltration component 7 includes a box body 71, a liquid inlet pipe 72 and a wire clamping sleeve 73, and the box body 71 is provided with a lubrication chamber 710 for accommodating the wire clamping sleeve 73, and the liquid inlet pipe 72 is arranged at the bottom of the box body 71 and communicated with the lubrication chamber 710, and the liquid inlet pipe 72 is used to transport the lubricant liquid into the lubrication chamber 710, and the wire clamping sleeve 73 is used to guide the aluminum-free tin wire to pass through the lubrication chamber 710. The lubricant liquid can be transported to the lubrication chamber 710 in the box body 71 through the liquid inlet pipe 72, and the wire clamping sleeve 73 can guide the aluminum-free tin wire to pass through the lubrication chamber 710, so that the lubricant can fully lubricate the surface of the wire material to reduce friction and avoid the aluminum-free tin wire from breaking during the wire drawing process.

[0040] like Figure 2As shown, further, the wire drawing assembly 6 includes a wire holder 61 and a wire drawing die 62, and loading troughs 610 are provided on both sides of the wire holder 61, and threading avoidance holes 611 are provided on the side walls of the loading trough 610 corresponding to the winding trough 40, and the wire drawing die 62 is arranged in the loading trough 610, and a wire drawing hole 620 for allowing the aluminum-free tin wire to pass through is provided in the middle of the wire drawing die 62. When the aluminum-free tin wire passes through the wire drawing hole 620, the cross-sectional area of ​​the aluminum-free tin wire can be gradually reduced by friction, making it thinner, and the wire drawing hole 620 corresponds to the position of the threading avoidance hole 611, and the wire drawing dies 62 located on the two loading troughs 610 are staggered with each other to avoid the aluminum-free tin wire from getting stuck or entangled during the threading process.

[0041] like Figure 5 As shown, further, the portion of the wire clamping sleeve 73 located at the discharge end is provided with a tapered opening 730, and the diameter of the tapered opening 730 gradually decreases along the conveying direction of the aluminum-free tin wire. Gradually reducing the diameter of the tapered opening 730 can improve the conveying stability of the aluminum-free tin wire and prevent the aluminum-free tin wire from shaking or deviating from the track.

[0042] Furthermore, the wire holder 61 is tiltedly disposed on the machine base 1 , and the height of the wire holder 61 gradually increases in a direction away from the machine base 1 .

[0043] like Figure 1 As shown, further, a cooling spray pipe 81 and a liquid collecting tank 82 are included, wherein the cooling spray pipe 81 is arranged above the wire drawing assembly 6, and the cooling spray pipe 81 is used to spray cooling liquid toward the wire drawing assembly 6, and the liquid collecting tank 82 is arranged below the wire drawing assembly 6 to receive the cooling liquid flowing down from the wire drawing assembly 6. The aluminum-free tin wire will generate a large amount of heat during the wire drawing process. In order to prevent the aluminum-free tin wire from overheating and causing deformation or damage, the cooling spray pipe 81 can spray cooling liquid onto the wire drawing assembly 6, thereby quickly reducing the temperature of the aluminum-free tin wire, so that the aluminum-free tin wire can maintain a suitable temperature during the processing, thereby improving the processing quality; the liquid collecting tank 82 can collect and recycle the cooling liquid to reduce resource waste, while keeping the working environment clean and tidy.

[0044] like Figure 1 As shown, further, it also includes a circulating water tank 83 and a reflux pump (not shown), the circulating water tank 83 is arranged below the liquid collecting tank 82, the liquid collecting tank 82 is provided with a liquid outlet 820, the liquid outlet 820 is used to transport the cooling liquid to the circulating water tank 83, the circulating water tank 83 is connected to the cooling spray pipe 81 through the reflux pump, so as to transport the cooling liquid in the circulating water tank 83 to the cooling spray pipe 81. With such an arrangement, the recycling efficiency of the cooling liquid can be realized, the consumption of resources can be reduced, and the cooling liquid can be saved.

[0045] like Figure 1 and Figure 2 As shown, further, as the wire holder 61 approaches the machine base 1, the diameter of the wire drawing hole 620 of each wire drawing die 62 gradually decreases, and the first winding reel 4 and the second winding reel 5 have the same structure. As the first winding reel 4 approaches the machine base 1, the diameter of each winding groove 40 gradually decreases. With this arrangement, the aluminum-free tin wire can be gradually thinned during the wire drawing process. This gradual processing and thinning method can reduce error accumulation, thereby improving the product precision of the aluminum-free tin wire.

[0046] like Figure 1 As shown, further, the machine base 1 is provided with a spare placement slot 10, and the spare placement slot 10 is used to place the spare wire drawing die. Placing the spare wire drawing die in the spare placement slot 10 can realize quick and convenient operation when the wire drawing die needs to be replaced or maintained, thereby reducing downtime in production and improving production efficiency.

[0047] like Figure 1 As shown, further, it also includes a reduction motor 91, a first pulley 92 and a second pulley 93, the output end of the reduction motor 91 is connected to the first winding drum 4, the reduction motor 91 is used to drive the first winding drum 4 to rotate, the first winding drum 4 is provided with a first pulley 92 at the axial end, the pay-off reel 2 is provided with a second pulley 93 at the axial end, and the second pulley 93 is connected to the first pulley 92 through a transmission belt (not shown).

[0048] like Figure 4 and Figure 5 As shown, further, the box body 71 includes a base box 711, a cover body 712 and a locking connector 713. The cover body 712 is arranged above the base box 711, and the base box 711 and the cover body 712 are detachably connected via the locking connector 713. Such an arrangement makes it easy for maintenance personnel to disassemble the box body 71 to check the wire clamping sleeve 73 and clean the lubrication chamber 710, making maintenance work more convenient.

[0049] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A wire drawing device for producing aluminum-free tin wire, characterized in that: It includes a machine base, a wire pay-off reel, a wire take-up reel, a first winding reel, a second winding reel, a wire drawing assembly and a wire drawing impregnation assembly; The wire-paying reel and the wire-taking reel are respectively arranged on both sides of the machine base, the wire-paying reel is used to take up the aluminum-tin-free wire to be drawn, and a rotating platform is provided at the bottom of the wire-taking reel, and the rotating platform is used to drive the wire-taking reel to rotate, so as to take up and wind the aluminum-tin-free wire on the wire-paying reel into the wire-taking reel; The wire drawing assembly is arranged in the middle of the machine base, and the wire drawing assembly is used to draw aluminum-free tin wire. The first winding drum and the second winding drum are arranged on both sides of the wire drawing assembly, and the first winding drum and the second winding drum are provided with a plurality of winding grooves for winding aluminum-free tin wire; The wire drawing impregnation component is arranged at the wire discharging end of the wire discharging reel, and the wire drawing impregnation component is used to perform lubricant impregnation treatment on the aluminum-free tin wire being pulled and transported; The wire drawing infiltration assembly includes a box body, a liquid inlet pipe and a wire clamping sleeve. The box body is provided with a lubrication chamber for accommodating the wire clamping sleeve. The liquid inlet pipe is provided at the bottom of the box body and is connected to the lubrication chamber. The liquid inlet pipe is used to transport lubricant liquid into the lubrication chamber. The wire clamping sleeve is used to guide the aluminum-free tin wire to pass through the lubrication chamber.

2. The wire drawing device for producing aluminum-free tin wire according to claim 1, characterized in that: The wire drawing assembly includes a wire holder and a wire drawing die; Loading troughs are provided on both sides of the wire holder, and threading avoidance holes are provided on the side walls corresponding to the loading trough and the winding trough. The wire drawing die is arranged in the loading trough, and a wire drawing hole for passing the aluminum-free tin wire is provided in the middle of the wire drawing die. The wire drawing hole corresponds to the position of the threading avoidance hole, and the wire drawing dies located on the two loading troughs are staggered with each other.

3. The wire drawing device for producing aluminum-free tin wire according to claim 1, characterized in that: The portion of the wire clamping sleeve located at the discharge end is provided with a tapered opening, and the diameter of the tapered opening gradually decreases along the conveying direction of the aluminum-free tin wire.

4. The wire drawing device for producing aluminum-free tin wire according to claim 2, characterized in that: The conductor holder is tiltedly arranged on the machine base, and the height of the conductor holder gradually increases in a direction away from the machine base.

5. The wire drawing device for producing aluminum-free tin wire according to claim 4, characterized in that: It also includes a cooling spray pipe and a liquid collecting tank. The cooling spray pipe is arranged above the wire drawing assembly and is used to spray cooling liquid toward the wire drawing assembly. The liquid collecting tank is arranged below the wire drawing assembly to receive the cooling liquid flowing down from the wire drawing assembly.

6. The wire drawing device for producing aluminum-free tin wire according to claim 5, characterized in that: It also includes a circulating water tank and a return pump; The circulating water tank is arranged below the liquid collecting tank. The liquid collecting tank is provided with a liquid outlet. The liquid outlet is used to transport cooling liquid into the circulating water tank. The circulating water tank is connected to the cooling spray pipe through the reflux pump to transport the cooling liquid in the circulating water tank into the cooling spray pipe.

7. The wire drawing device for producing aluminum-free tin wire according to claim 4, characterized in that: The wire drawing holes of each of the wire drawing dies gradually decrease in diameter as the wire holder approaches the machine holder; The first winding drum and the second winding drum have the same structure. The diameter of each winding groove of the first winding drum gradually decreases in the direction of approaching the machine base.

8. The wire drawing device for producing aluminum-free tin wire according to claim 7, characterized in that: The machine base is also provided with a spare placement slot, and the spare placement slot is used for placing the spare wire drawing die.

9. The wire drawing device for producing aluminum-free tin wire according to claim 1, characterized in that: It also includes a reduction motor, a first pulley and a second pulley; The output end of the reduction motor is connected to the first winding drum, and the reduction motor is used to drive the first winding drum to rotate. The shaft end of the first winding drum is provided with a first pulley, and the shaft end of the unwinding reel is provided with a second pulley. The second pulley is connected to the first pulley through a transmission belt.

10. The wire drawing device for producing aluminum-free tin wire according to claim 1, characterized in that: The box body comprises a bottom box, a cover body and a locking connector. The cover body is arranged above the bottom box, and the bottom box and the cover body are detachably connected via the locking connector.

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