Device for preparing high-precision and high-cleanliness titanium alloy wire

Abstract

The invention discloses a device for preparing a high-precision and high-cleanliness titanium alloy wire, which comprises a first frame, a second frame, a third frame and a fourth frame, the second frame is located on the rear side of the first frame, and two second rollers are clamped in the second frame; the rotation axis of the second roller is perpendicular to the rotation axis of the first roller. The first motor penetrates through the first frame through a first universal coupling to be connected with a bearing of any first roller and is used for driving the first roller to rotate, and then the wire enters the position between the two first rollers to be drawn. The second motor penetrates through the second frame through a second universal coupling to be connected with a bearing of any second roller, and is used for driving the second roller to rotate, so that the wire enters the space between the two second rollers again to be drawn after being processed by the first roller; the production efficiency is high, the service life is long, the wire outlet outer diameter size can be adjusted, the production cost is reduced, procedures are reduced, energy is reduced, consumption is reduced, and pollution is reduced.

Description

TECHNICAL FIELD

[0001] The application belongs to the field of wire processing devices, and particularly relates to a device for preparing high-precision and high-cleanliness titanium alloy wire. BACKGROUND

[0002] The wire drawing machine is a metal product production pre-processing equipment, and the purpose is to make the wire or rod of the metal product production pass through the drawing treatment of the wire drawing machine, so that the diameter, roundness, internal metallographic structure, surface smoothness and straightness of the wire and rod can meet the requirements.

[0003] At present, the traditional wire drawing machine adopts fixed dies for wire drawing, and the fixed dies have the following shortcomings: 1. burrs are easily generated in the drawing process, and the surface quality of the product is not high.

[0004] 2. the drawing generates high heat, the drawing speed cannot be too fast, cooling is required before the next drawing, and the production efficiency is low.

[0005] 3. the friction is large during drawing, the die is greatly damaged, and the die needs to be replaced for producing 1-2 tons of wire.

[0006] 4. only one outer diameter size can be drawn, and the outer diameter size of the wire cannot be adjusted.

[0007] 5. pretreatment is required before drawing, and saponification, graphite and other lubricants need to be added, thereby increasing the production cost.

[0008] 6. after the wire is drawn by heat, a graphite lubricating layer and an oxidation layer are attached to the surface, and the alkaline explosion and pickling process need to be used for removal, thereby increasing the cost and polluting the environment. SUMMARY

[0009] The purpose of the application is to provide a device for preparing high-precision and high-cleanliness titanium alloy wire, so as to solve the problems of poor surface quality and poor size precision after drawing by using the fixed die drawing and alkaline explosion and pickling to remove the oxide skin in the prior art.

[0010] The application adopts the following technical scheme: a device for preparing high-precision and high-cleanliness titanium alloy wire, characterized by comprising: a first frame, two first rollers being clamped in the first frame; a second frame located at the rear side of the first frame, two second rollers being clamped in the second frame, and the rotation axes of the second rollers being perpendicular to the rotation axes of the first rollers; a first motor connected with the bearing of any first roller through the first universal joint and penetrating through the first frame, for driving the first roller to rotate, so that the wire is drawn into the space between the two first rollers; Second motor, through the second universal coupling passes through the second frame and the bearing of any second roller is connected, for driving the second roller rotation, in turn, after the wire material is processed by the first roller, enters again between two second rollers is drawn.

[0011] The beneficial effects of the present application are: The present application has high production efficiency, long service life, can adjust the wire diameter size, reduce production cost, reduce process, reduce energy consumption and reduce pollution; In the present application, one first roller and one second roller are always rolling, the wire material is subjected to rolling friction, and the first clamping block and the second clamping block limit the first roller and the second roller with high precision, without burr and flash, the product surface quality is good, and the most important product outer diameter size deviation is small, the roundness is good, and the basic size control is below 0.03mm; The speed adjustment of the first motor and the second motor of the present application is controllable, so that the first roller and the second roller change from passive rotation to active, with small friction and low heat generation, which not only protects the roller but also improves the production efficiency; The present application needs to replace the roller after producing 300 tons of products, and the replaced roller can be used twice after grinding, saving the production cost; The present application adjusts the wire diameter size by setting the first and second jacking bolts, which is convenient and flexible; the drawn wire material does not need to remove the added lubricant, which not only reduces the process but also reduces pollution. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The present application is a structural schematic diagram; Figure 2 The present application is a structural schematic diagram.

[0013] Wherein: 10, first frame; 11, second frame; 12, first roller; 13, second roller; 14, first motor; 15, second motor; 16, first clamping block; 17, support seat; 18, first interference hole; 19, second interference hole; 20, vertical plate; 21, horizontal plate; 22, reinforcing plate; 23, first jacking screw; 24, second clamping block. DETAILED DESCRIPTION

[0014] The present application will be described in detail below in combination with the drawings and specific embodiments.

[0015] In the description of the present application, it needs to be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for description purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can be explicitly or implicitly included one or more of the features. In the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more. The "trend" in the present application is described according to the trend of the present application in the state. Figure 1

[0016] The present application discloses a device for preparing high-precision and high-purity titanium alloy wire, as shown in Figure 1 and Figure 2 , comprising a first frame 10, a second frame 11, a first motor 14, and a second motor 15.

[0017] Two first rollers 12 are clamped in the first frame 10.

[0018] The second frame 11 is located at the rear side of the first frame 10, and two second rollers 13 are clamped in the second frame 11; the rotation axes of the second rollers 13 are perpendicular to the rotation axes of the first rollers 12.

[0019] The first motor 14 is connected with the bearing of any first roller 12 through the first universal joint passing through the first frame 10, and the first motor 14 is used to drive the rotation of the first roller 12, so that the wire is drawn into the space between the two first rollers 12.

[0020] The second motor 15 is connected with the bearing of any second roller 13 through the second universal joint passing through the second frame 11, and the second motor 15 is used to drive the rotation of the second roller 13, so that the wire is drawn into the space between the two second rollers 13 again after being processed by the first roller 12.

[0021] The first frame 10 or the second frame 11 is a rectangular shell with openings on the front and rear sides, and the first frame 10 is integrally connected with a first clamping block 16 at each of the four corners, and the two first clamping blocks 16 located on the upper side are used to clamp one first roller 12, and the two first clamping blocks 16 located on the lower side are used to clamp another first roller 12, so that the two first rollers 12 are arranged vertically.

[0022] ​The four corners of the second frame 11 are integrally connected with second clamping blocks 24, two second clamping blocks 24 located on the left side are used for clamping a second roller 13, two second clamping blocks 24 located on the right side are used for clamping another second roller 13, so that the two second rollers 13 are arranged left and right.

[0023] The side of the first frame 10 not penetrated by the first universal joint is provided with a first interference hole 18, the first interference hole 18 is used for driving the first roller 12 by using a tool when the first motor 14 is not started, so as to test the wire drawing.

[0024] The side of the second frame 11 not penetrated by the second universal joint is provided with a second interference hole 19, the second interference hole 19 is used for driving the second roller 13 by using a tool when the second motor 15 is not started, so as to test the wire drawing.

[0025] The rear side of the second frame 11 is fixedly connected with a support seat 17, the support seat 17 comprises a vertical plate 20, a horizontal plate 21 and two reinforcing plates 22.

[0026] The vertical plate 20 is vertically arranged and is fixedly connected with the second frame 11, and a "cross" shaped opening for wire passing through is vertically and longitudinally arranged on the vertical plate 20.

[0027] The horizontal plate 21 is horizontally arranged and is fixedly connected with the vertical plate 20 at the front side, and is used for being fixed on a platform.

[0028] The two reinforcing plates 22 are vertically arranged and are perpendicular to the vertical plate 20 and the horizontal plate 21, and are fixedly connected with the vertical plate 20 and the horizontal plate 21.

[0029] The front side of the first frame 10 is provided with a wire feeding machine, and the rear side of the second frame 11 is provided with a wire collecting machine.

[0030] The first frame 10 is provided with a first adjusting hole, the first adjusting hole is arranged close to the first roller 12 not connected with the first motor 14, and the first adjusting hole is used for tightly pressing one of the first rollers 12 by a first tightening screw 23, so as to adjust the distance between the two first rollers 12.

[0031] The second frame 11 is provided with a second adjusting hole, the second adjusting hole is arranged close to the second roller 13 not connected with the second motor 15, and the second adjusting hole is used for tightly pressing one of the second rollers 13 by a second tightening screw, so as to adjust the distance between the two second rollers 13.

[0032] The use method of the application is: The wire material passes through the wire unwinder, enters between the two first rollers 12, is drawn by the two first rollers 12, enters between the two second rollers 13, is drawn again by the two second rollers 13, passes through the opening of the vertical plate 20, and is wound under the action of the wire winder.

[0033] When being drawn by the first roller 12, the first motor 14 drives one of the first rollers 12 to rotate, at this time, the wire material is subjected to rolling friction, compared with the prior art, the roller does not have the ability of active rotation after the wire material enters the roller, therefore, the roller in the prior art is passively rotated under the driving of the wire material, and in the present application, the first roller 12 and the second roller 13 have the ability of active rotation, so that the friction between the roller and the wire material is reduced.

[0034] The support seat 17 is arranged to relieve the stress of the first frame 10 and the second frame 11, because the wire material is towards the wire winder, it is difficult to rely on the fixation of the bottom of the first frame 10 and the second frame 11, therefore, the support seat 17 is arranged to support the first frame 10 and the second frame 11 at the rear side.

[0035] The first frame 10 and the second frame 11 are coaxially arranged and have the same size, and the first roller 12 and the second roller 13 in the first frame 10 and the second frame 11 also have the same size, the first roller 12 is responsible for flattening the wire material, and the second roller 13 is responsible for rounding the wire material, so as to reduce the diameter of the wire material.

[0036] The present application is carried out at room temperature, without mold cooling, and the bright titanium alloy wire material can be directly obtained, the wire material after roller processing has good mechanical properties, high surface quality and high size precision, and has high processing efficiency, which can greatly reduce the production cost of enterprises and improve the product quality.

[0037] The present application breaks through the problems such as wire material rupture caused by large deformation stretching of titanium alloy, carries out sizing and reducing of the wire material, the roller has a fixed chamfer, reduces the friction between the processed wire material and the roller, reduces the tensile stress of the material, converts the stress state to the direction of improving the plasticity of the metal material, increases the deformation amount of the processing pass, simplifies the process, and obtains stable surface quality, and the size of the wire material can be accurately controlled.

[0038] The above is only a preferred embodiment of the present application, and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An apparatus for preparing high-precision, high-cleanliness titanium alloy wire, characterized in that, include: The first frame (10) holds two first rollers (12) inside. The second frame (11) is located behind the first frame (10) and holds two second rollers (13) inside it; the rotation axis of the second rollers (13) is perpendicular to the rotation axis of the first rollers (12); The first motor (14) is connected to the bearing of any first roller (12) through the first universal coupling via the first frame (10) to drive the first roller (12) to rotate, thereby causing the filament to be pulled between the two first rollers (12); The second motor (15) is connected to the bearing of any second roller (13) through the second universal coupling via the second frame (11) to drive the second roller (13) to rotate, thereby causing the filament to be drawn between the two second rollers (13) again after being processed by the first roller (12).

2. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, The first frame (10) or the second frame (11) is a rectangular shell with openings on both the front and back sides. The four corners of the first frame (10) are integrally connected with first clamping blocks (16). The two first clamping blocks (16) on the upper side are used to clamp one first roller (12), and the two first clamping blocks (16) on the lower side are used to clamp another first roller (12), so that the two first rollers (12) are arranged vertically.

3. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, The second frame (11) has a second clamping block (24) integrally connected at each of the four corners. The two second clamping blocks (24) on the left side are used to clamp a second roller (13), and the two second clamping blocks (24) on the right side are used to clamp another second roller (13), so that the two second rollers (13) are set left and right.

4. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, A first interference hole (18) is provided on the side of the first frame (10) that is not passed through by the first universal coupling. The first interference hole (18) is used to drive the first roller (12) with a tool when the first motor (14) is not started, so as to perform a trial pull on the wire.

5. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, A second interference hole (19) is provided on the side of the second frame (11) that is not passed through by the second universal coupling. The second interference hole (19) is used to drive the second roller (13) with a tool when the second motor (15) is not started, so as to perform a trial pull on the wire.

6. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, The second frame (11) is fixedly connected to a support base (17) at its rear side, the support base (17) comprising: The upright plate (20) is set vertically and fixedly connected to the second frame (11). The upright plate (20) has a cross-shaped opening through the front and back for the wire to pass through. A horizontal plate (21) is set horizontally, and its front side is fixedly connected to the vertical plate (20) for fixing on the platform; Two reinforcing plates (22) are vertically arranged and perpendicular to the upright plate (20) and the horizontal plate (21), and the reinforcing plates (22) are fixedly connected to the upright plate (20) and the horizontal plate (21).

7. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, A wire feeding machine is provided on the front side of the first frame (10), and a wire taking-up machine is provided on the rear side of the second frame (11).

8. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, The first frame (10) has a first adjustment hole. The first adjustment hole is located near the first roller (12) that is not connected to the first motor (14). The first adjustment hole is used to press one of the first rollers (12) with the first tightening screw (23) to adjust the distance between the two first rollers (12).

9. The apparatus for preparing high-precision, high-cleanliness titanium alloy wire according to claim 1, characterized in that, The second frame (11) has a second adjustment hole. The second adjustment hole is located near the second roller (13) that is not connected to the second motor (15). The second adjustment hole is used to tighten one of the second rollers (13) by the second tightening screw, thereby adjusting the distance between the two second rollers (13).

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