Multi-die wire drawing machine

Abstract

The utility model relates to a multi-die wire drawing machine. The multi-die wire drawing machine comprises a base table, a lapping wheel arranged on the upper end face of the base table and a plurality of die bases arranged around the lapping wheel in the circumferential direction. A plurality of annular grooves are formed in the side wall of the lapping wheel; the mold base comprises a supporting frame and a box body arranged at the upper end of the supporting frame, the top of the box body is open, an inner cavity of the box body is divided into a mold mounting cavity and a lubricating liquid collecting cavity through a vertical plate, and a connecting channel penetrating through the vertical plate is formed in the bottom of the mold mounting cavity and the bottom of the lubricating liquid collecting cavity; the middle of the side wall of the die mounting cavity and the middle of the side wall of the lubricating liquid collecting cavity jointly form a channel for a wire to penetrate through, a wire guide wheel is arranged on the side close to the lubricating liquid collecting cavity, and the metal wire is wound on the lapping wheel after passing through the wire drawing die on one die base and then passes through the next wire drawing die with the smaller radius after the direction is changed. One-time wire drawing forming of wires is achieved by arranging the multiple die bases, the tedious step of die replacement is simplified, and the machining efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wire drawing machine technical field especially relates to a multi -mode wire drawing machine. BACKGROUND

[0002] The wire drawing machine is a kind of equipment specially used for metal wire or bar pre-processing, mainly for improving the physical properties of metal materials, such as diameter, concentricity, internal metallographic structure etc.Traditional wire drawing technology is mainly single-mode hot drawing and single-mode cold drawing plus annealing processing technology, when using single-mode wire drawing machine, it needs to constantly replace the wire drawing die and wire drawing tool of different aperture to realize the thinning of metal wire, and this processing process is relatively complex, and the processing efficiency is also not high.

[0003] Therefore, we urgently need to design a kind of multi -mode wire drawing machine that can simplify the operation steps of metal wire drawing and improve the wire drawing efficiency. UTILITY MODEL CONTENT

[0004] In order to solve the problems in the above background art, the utility model provides a kind of multi -mode wire drawing machine with high processing efficiency and simple operation.

[0005] Technical scheme is: a kind of multi -mode wire drawing machine, including base, the wheel of setting in the base top end and the multiple die holders of the circumferential setting of the wheel of setting in the base top end;The side wall of the wheel of setting in is opened with multiple annular grooves;The die holder includes support frame and the box of setting in the support frame upper end, the box top is open, and the inner chamber of box is separated into die installation cavity and lubricating liquid collection cavity by a vertical plate, the bottom of die installation cavity and lubricating liquid collection cavity is equipped with the connecting channel passing through vertical plate, the side wall middle part of die installation cavity and lubricating liquid collection cavity is formed with the channel of passing through wire rod in common, the side close to lubricating liquid collection cavity is equipped with wire rod guide wheel, and processing wire rod is led out from the one end of wheel of setting in, in turn passes through wire rod guide wheel, the channel of passing through wire rod and die and then again winding on wheel of setting in;The wire drawing machine further includes lubricating liquid circulation system.

[0006] As a further preferred scheme, the lubricating liquid circulation system includes lubricating liquid return box and circulating pump, the liquid inlet of the circulating pump is connected with return pipe, and the liquid outlet is connected with output pipe;The return pipe is equipped with multiple first bypass interfaces, each first bypass interface is connected with bypass pipe, and each bypass pipe is communicated with one of the box cavities respectively;The output pipe is equipped with multiple second bypass interfaces, each second bypass interface is connected with injection pipe, and the pipe opening of each injection pipe is directed to one of the lubricating liquid collection cavities respectively.

[0007] As a further preferred scheme, the bottom wall of the lubricating liquid collection cavity is opened with a through hole, and one end of the bypass pipe is communicated with the through hole.

[0008] As a further preferred solution, the jetting pipe is a stainless steel bellows.

[0009] As a further preferred solution, the wire guide wheel comprises a support plate and a V-groove wheel, one end of the support plate being connected with the box body, and the V-groove wheel being arranged at the other end of the support plate.

[0010] As a further preferred solution, the wire passing channel comprises an upward-opening U-shaped groove formed on the sidewall of the box body and the vertical plate.

[0011] Compared with the prior art, the metal wire passes through the wire drawing die on one of the die seats, is wound on the supporting wheel, changes direction, and then passes through the next wire drawing die with a smaller radius, so that the wire is formed by one-time wire drawing through the arrangement of multiple die seats, the cumbersome steps of replacing the die are simplified, and the processing efficiency is greatly improved.

[0012] In addition, the wire drawing machine realizes the recycling of the lubricating liquid by arranging a lubricating liquid circulation system, the lubricating liquid in the reflux tank is delivered to the output pipe through the circulating pump, and is output to the wire passing through the channel through the jetting pipe, and then the lubricating liquid flowing to the inner cavity of the box body flows to the reflux tank through the bypass pipe and the reflux pipe. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic view of the three-dimensional structure of the utility model.

[0014] Figure 2 It is a schematic view of the local structure of the utility model.

[0015] Figure 3 It is a schematic view of the die seat and the wire guide wheel of the utility model, and the die box body is a longitudinal section view.

[0016] Figure 4 It is a schematic view of the lubricating liquid circulation system and the die seat of the utility model, and the reflux tank is longitudinally cut to show the connection of the internal pipeline.

[0017] The meanings of the reference signs in the drawing are as follows: 1, base, 2, supporting wheel, 21, annular groove, 3, die seat, 31, support frame, 32, box body, 33, vertical plate, 34, die mounting cavity, 35, lubricating liquid collecting cavity, 36, connecting channel, 4, wire guide wheel, 41, support plate, 42, V-groove wheel, 5, lubricating liquid circulation system, 51, reflux tank, 52, circulating pump, 53, reflux pipe, 531, first bypass interface, 54, output pipe, 541, second bypass interface, 6, bypass pipe, 7, jetting pipe, 8, through hole, 9, U-shaped groove. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all the other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the present utility model.

[0019] As shown in the multi-mode wire drawing machine shown in Figure 1 and Figure 3 , it comprises a base 1, a wheel 2 and a plurality of die holders 3, the base 1 comprises a horizontal upper end face for mounting the wheel 2 and the plurality of die holders 3, the plurality of die holders 3 are arranged circumferentially around the wheel 2, and the side wall of the wheel 2 is provided with a plurality of annular grooves 21 for winding the wire, in a preferred scheme, the number of the annular grooves 21 is not less than the number of the die holders 3, and the specific reference is Figure 3 and Figure 4 , the die holder 3 comprises a support frame 31 and a box body 32, the box body 32 is mounted on the support frame 31, the support frame 31 is mounted on the upper end face of the base 1, the top of the box body 32 is open, and the inner cavity of the box body 32 is divided into two cavities, i.e. a die mounting cavity 34 and a lubricating liquid collecting cavity 35, by a vertical plate 33; wherein, the bottom of the die mounting cavity 34 and the lubricating liquid collecting cavity 35 is provided with a connecting channel 36 penetrating through the vertical plate 33, the side wall of the die mounting cavity 34 and the lubricating liquid collecting cavity 35 has a channel for passing the wire in the middle part, the surface of the wire is sprayed with lubricating liquid when passing through the lubricating liquid collecting cavity 35, and then the wire is formed by the drawing die, in addition, the wire guide wheel 4 is arranged on the side close to the lubricating liquid collecting cavity 35, the processed wire is drawn out from one end of the wheel 2, sequentially passes through the wire guide wheel 4, the channel for passing the wire and the die, and then is wound on the wheel 2 again; after repeated several times, the wire can be formed by one-time drawing, in addition, it is also necessary to point out that the wire drawing machine further comprises a lubricating liquid circulating system 5.

[0020] Specifically in the present embodiment, the die seat 3 is provided with three, corresponding to the ring groove 21 of the wheel 2 is not less than three, three die seat 3 is distributed in the outer periphery of the wheel 2, three die seat 3 installed on the drawing die, its aperture size is not the same, along the clockwise direction three die aperture size decreases in turn. For example, titanium alloy wire, wire first around the end of the ring groove 21 provided with the wheel 2, and then around the first die seat 3 (the largest aperture die installed on it) on the wire guide wheel 4, wire guide wheel 4 after changing direction through the passage of the box 32 on the wire, first through the lubricating liquid collection chamber 35 part, through the lubricating liquid circulation system 5 spray lubricating liquid, and then into the die hole, after the drawdown again in the ring groove 21 on the wheel 2 in the middle, and then through the second die seat 3, after the wheel 2 through the third die seat 3, through the die shrinkage processing in turn, finally can make titanium alloy wire one-time forming, the present drawing machine die reduces the cumbersome steps of changing die and tool, its processing efficiency is greatly improved.

[0021] Reference Figure 2 And Figure 3 , the wire guide wheel 4 of the present embodiment includes a support plate 41 and a V groove wheel 42, one end of the support plate 41 is connected with the box 32, and the other end is installed with the V groove wheel 42. The support plate 41, the box 32 and the V groove wheel 42 are connected by a screw rod, and the installation angle of the support plate 41 can be adjusted to adjust the direction of the wire out of the V groove wheel 42. In addition, it should be noted that the passage of the wire includes the U-shaped groove 9 formed on the side wall of the box 32 and the vertical plate 33 with the opening upward, and the wire can be directly put into the U-shaped groove 9 from the upper end opening.

[0022] As Figure 4As shown, the lubricating liquid circulating system 5 specifically comprises a lubricating liquid return tank 51, a circulating pump 52, a return pipe 53 and an output pipe 54, wherein the lubricating liquid return tank 51 is used for temporarily storing lubricating liquid, the circulating pump 52 is installed on the lubricating liquid return tank 51, the liquid inlet of the circulating pump 52 is communicated with the lubricating liquid return tank 51 and the return pipe 53, and the liquid outlet is communicated with the output pipe 54; the return pipe 53 is provided with a plurality of first bypass interfaces 531, each of which is connected with a bypass pipe 6, the bypass pipe 6 is preferably a plastic corrugated pipe, each of the bypass pipes 6 is respectively communicated with the inner cavity of one of the box bodies 32, in a specific embodiment, the number of the first bypass interfaces 531 is consistent with the number of the mold seats 3, a through hole 8 is formed in the bottom wall of the lubricating liquid collecting cavity 35, one end of the bypass pipe 6 is communicated with the through hole 8, the inner cavities of the box bodies 32 are communicated with the return pipe 53 through the bypass pipes 6, the used lubricating liquid flows to the bypass pipes 6 through the through hole 8 in the bottom wall of the lubricating liquid collecting cavity 35, and then flows to the lubricating liquid return tank 51 through the return pipe 53 to form a circulation, in addition, the output pipe 54 is provided with a plurality of second bypass interfaces 541, each of which is connected with a spray pipe 7, in the embodiment, the spray pipe 7 is a stainless steel corrugated pipe, and the number of the spray pipes 7 is also consistent with the number of the mold seats 3, the pipe openings of the spray pipes 7 are respectively directed to one of the lubricating liquid collecting cavities 35, and the spray pipes 7 are used for continuously spraying lubricating liquid to the wire rod passing through the lubricating liquid collecting cavities 35.

[0023] The lubricating liquid circulating system 5 is designed through pipelines, which not only guarantees continuous output of lubricating liquid, but also effectively recycles and saves cost.

[0024] The above-described embodiments only express the preferred embodiments of the present application, which are described in detail, but should not be understood as limiting the scope of the present application. It should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications, improvements and substitutions can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A multi-die drawing machine characterized by: The base (1), the wheel (2) arranged on the upper end of the base (1), and the plurality of mold seats (3) arranged circumferentially around the wheel (2); The side wall of the wheel (2) is provided with a plurality of annular grooves (21); The mold seat (3) comprises a support frame (31) and a box body (32) arranged on the upper end of the support frame (31), the top of the box body (32) is open, the inner cavity of the box body (32) is divided into a mold mounting cavity (34) and a lubricating liquid collecting cavity (35) by a vertical plate (33), the bottom of the mold mounting cavity (34) and the lubricating liquid collecting cavity (35) is provided with a connecting channel (36) penetrating through the vertical plate (33), the side wall of the mold mounting cavity (34) and the lubricating liquid collecting cavity (35) is provided with a channel for passing the wire, a wire guide wheel (4) is arranged on one side close to the lubricating liquid collecting cavity (35), the processing wire is drawn out from one end of the wheel (2), and then passes through the wire guide wheel (4), the channel for passing the wire and the mold in sequence, and then is wound on the wheel (2) again. The wire drawing machine further comprises a lubricating liquid circulating system (5).

2. The multi-die drawing machine of claim 1, wherein: The lubricating liquid circulating system (5) comprises a lubricating liquid return box (51) and a circulating pump (52), the liquid inlet of the circulating pump (52) is connected with a return pipe (53), and the liquid outlet is connected with an output pipe (54); The return pipe (53) is provided with a plurality of first bypass interfaces (531), each of the first bypass interfaces (531) is connected with a bypass pipe (6), and each of the bypass pipes (6) is connected with the inner cavity of one of the box bodies (32) in correspondence. The output pipe (54) is provided with a plurality of second bypass interfaces (541), each of the second bypass interfaces (541) is connected with a spray pipe (7), and the pipe opening of each of the spray pipes (7) is directed to one of the lubricating liquid collecting cavities (35) in correspondence.

3. The multi-die drawing machine of claim 2, wherein: The bottom wall of the lubricating liquid collecting cavity (35) is provided with a through hole (8), and one end of the bypass pipe (6) is communicated with the through hole (8).

4. The multi-die drawing machine of claim 2, wherein: The spray pipe (7) is a stainless steel corrugated pipe.

5. The multi-die drawing machine of claim 1, wherein: The wire guide wheel (4) comprises a support plate (41) and a V-groove wheel (42), one end of the support plate (41) is connected with the box body (32), and the V-groove wheel (42) is arranged on the other end of the support plate (41).

6. The multi-die drawing machine of claim 1, wherein: The channel for passing the wire comprises a U-shaped groove (9) formed on the side wall of the box body (32) and the vertical plate (33) and opening upward.

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