A precision metal wire intelligent pressing and straightening processing method

Abstract

The invention belongs to the technical field of metal wire straightening, and discloses a precision metal wire intelligent pressing and straightening processing method, comprising judging whether the acquired first straightening pressure and second straightening pressure meet preset conditions, and if so, performing heating and softening pretreatment on the metal wire between the first straightening position and the second straightening position; based on this, during specific straightening, the metal wire sequentially passes through a first straightening device, a heating and softening device, and a second straightening device of a straightening device, wherein the pressing forces generated by the first straightening device and the second straightening device on the metal wire correspond to the first straightening pressure and the second straightening pressure, respectively, and when the first straightening pressure itself is unbalanced or the first straightening pressure does not match the second straightening pressure, the heating and softening device is automatically started to heat and soften the metal wire, thereby enabling the metal wire to be effectively straightened after passing through the second straightening device, thereby greatly improving the straightening efficiency and the straightening effect.

Description

Technical Field

[0001] The invention belongs to the technical field of metal wire straightening, and in particular relates to a precision metal wire intelligent pressing and straightening processing method. Background Art

[0002] Metal wire usually refers to hot-rolled round steel with a diameter of 5-4mm and threaded steel with a diameter of less than 10mm. Metal wire is mostly rolled into coils by coiling machines during production, but it needs to be straightened when used. Therefore, when using metal wire, it is necessary to use corresponding straightening equipment to straighten it.

[0003] At present, the existing straightening equipment mainly includes rollers and bending mechanisms. Specifically, in the process of straightening the steel bars, it is necessary to manually find the bending part of the metal wire, and then use the bending mechanism to straighten the bending part. The operation is cumbersome and it is difficult to observe some tiny bending deformation parts, which affects the straightening effect. Summary of the invention

[0004] In view of this, in order to solve the problems raised in the above background technology, the purpose of the present invention is to provide a method for intelligent pressing and straightening of precision metal wires.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A precision metal wire intelligent pressing and straightening processing method, comprising:

[0007] obtaining a first straightening pressure at a first straightening position;

[0008] acquiring a second straightening pressure at a second straightening position;

[0009] It is determined whether the first straightening pressure and the second straightening pressure meet a preset condition, and if so, the metal wire is pre-treated by heating and softening between the first straightening position and the second straightening position.

[0010] Preferably, the preset condition is that the first straightening pressure is not equal to the second straightening pressure.

[0011] Furthermore, the straightening treatment method is performed by a straightening device, and the straightening device includes a first straightening device, a heating and softening device, and a second straightening device arranged in sequence along the transmission direction of the metal wire; the straightening treatment method includes: obtaining the clamping force of the first straightening device and the second straightening device, and starting the heating and softening device to heat and soften the metal wire when the clamping force meets a preset condition; wherein the preset condition is that the clamping force of the first straightening device is not equal to the clamping force of the second straightening device.

[0012] A precision metal wire intelligent pressing and straightening processing method, comprising:

[0013] obtaining a first straightening pressure at a first straightening position;

[0014] acquiring a second straightening pressure at a second straightening position;

[0015] It is determined whether the first straightening pressure and the second straightening pressure meet a preset condition, and if so, the metal wire is pre-treated by heating and softening between the first straightening position and the second straightening position.

[0016] Preferably, the first straightening pressure and the second straightening pressure both include 2N component forces acting symmetrically on the metal wire in the circumferential direction, N≥1; the preset condition is that M component forces of the first straightening pressure are unequal or W component forces of the first straightening pressure and the second straightening pressure are unequal, 2N≥M≥2, 2N≥W≥1, and one component of force includes a component force of the first straightening pressure and a component force of the second straightening pressure acting on the same axis of the metal wire.

[0017] Furthermore, the straightening treatment method is performed by a straightening device, and the straightening equipment includes a first straightening device, a heating and softening device, and a second straightening device arranged in sequence along the transmission direction of the metal wire, wherein the first straightening device and the second straightening device both include 2N straightening rollers symmetrically clamped on the metal wire along the circumferential direction, N≥1; the straightening treatment method includes: obtaining the clamping force of the first straightening device and the second straightening device, and starting the heating and softening device to heat and soften the metal wire when the clamping force meets a preset condition; wherein the preset condition is that the clamping forces of M straightening rollers in the first straightening device are unequal or the clamping forces of W groups of straightening rollers in the first straightening device and the second straightening device are unequal; 2N≥M≥2, 2N≥W≥1, and a group of straightening rollers includes a straightening roller of the first straightening device and a straightening roller of the second straightening device that are clamped on the same axis of the metal wire.

[0018] Preferably, the straightening equipment further comprises a cooling and shaping device, and the straightening treatment method further comprises: the metal wire passes through the second straightening device and then enters the cooling and shaping device for cooling and shaping.

[0019] Preferably, the cooling and shaping device uses air cooling and / or water cooling to cool and shape the metal wire.

[0020] Preferably, the clamping distances of the first straightening device and the second straightening device for clamping the metal wire are adjustable so as to clamp and straighten metal wires of different diameters.

[0021] Preferably, the corresponding 2N straightening rollers for clamping the metal wire in the first straightening device and the second straightening device can rotate towards each other to automatically convey the metal wire along the transmission direction.

[0022] Preferably, the heating and softening device uses one or more of ultrasonic heating, combustion heating, electromagnetic induction heating, and thermal radiation heating to heat and soften the metal wire.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] According to the straightening treatment method provided by the present invention, in the process of straightening the metal wire, the metal wire passes through the first straightening device, the heating and softening device and the second straightening device of the straightening equipment in sequence, wherein the first straightening device and the second straightening device preferably both include 2N straightening rollers symmetrically clamped on the metal wire along the circumferential direction, and when the pressing forces of at least two straightening rollers in the first straightening device are unequal or the pressing forces of the straightening rollers on the coaxial line of the wire are unequal, the heating and softening device is automatically started to heat and soften the metal wire, thereby allowing the metal wire to be effectively straightened after passing through the second straightening device. In summary, the straightening method provided by the present invention can accurately and automatically straighten the bending deformation of any part of the metal wire, greatly improving the straightening efficiency and straightening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 Flow chart of the straightening method according to the first embodiment of the present invention;

[0026] Figure 2 is a flow chart of a straightening method according to a second embodiment of the present invention;

[0027] Figure 3 A straightening device used when performing the straightening method of the present invention;

[0028] In the figure: 1-first straightening device, 2-heating and softening device, 3-second straightening device, 4-cooling and shaping device. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] Embodiment 1

[0031] See also Figure 1 As shown, the present invention provides a precision metal wire intelligent pressing and straightening processing method, and the straightening processing method specifically includes:

[0032] obtaining a first straightening pressure at a first straightening position;

[0033] acquiring a second straightening pressure at a second straightening position;

[0034] Determine whether the first straightening pressure and the second straightening pressure meet the preset conditions, and if so, perform a heating and softening pretreatment on the metal wire between the first straightening position and the second straightening position;

[0035] The preset condition is that the first straightening pressure is not equal to the second straightening pressure.

[0036] Specifically, in this embodiment, the following is also provided: Figure 3 The straightening device shown in the figure comprises a first straightening device 1, a heating and softening device 2 and a second straightening device 3 which are sequentially arranged along the transmission direction of the metal wire. Based on the straightening device, the straightening processing method of this embodiment comprises:

[0037] The pressing force of the first straightening device 1 and the second straightening device 3 is obtained, and when the pressing force meets the preset condition, the heating and softening device 2 is started to heat and soften the metal wire; wherein the preset condition is that the pressing force of the first straightening device 1 is not equal to the pressing force of the second straightening device 3.

[0038] Preferably, the clamping distances for clamping the metal wires in the first straightening device 1 and the second straightening device 3 are adjustable, so as to facilitate clamping and straightening of metal wires with different diameters.

[0039] Preferably, the heating and softening device 2 uses one or more of ultrasonic heating, combustion heating, electromagnetic induction heating, and thermal radiation heating to heat and soften the metal wire.

[0040] In this embodiment, further, the straightening device further includes a cooling and shaping device 4. Based on this, the straightening method of this embodiment further includes: the metal wire passes through the second straightening device 3 and enters the cooling and shaping device 4 for cooling and shaping. Specifically, the cooling and shaping device 4 uses air cooling and / or water cooling to cool and shape the metal wire.

[0041] Embodiment 2

[0042] See also Figure 2 As shown, the present invention provides a precision metal wire intelligent pressing and straightening processing method, and the straightening processing method specifically includes:

[0043] obtaining a first straightening pressure at a first straightening position;

[0044] acquiring a second straightening pressure at a second straightening position;

[0045] Determine whether the first straightening pressure and the second straightening pressure meet the preset conditions, and if so, perform a heating and softening pretreatment on the metal wire between the first straightening position and the second straightening position;

[0046] Among them, the first straightening pressure and the second straightening pressure both include 2N component forces acting symmetrically on the metal wire along the circumferential direction, N≥1; and the preset condition is that M component forces in the first straightening pressure are unequal or W component forces between the first straightening pressure and the second straightening pressure are unequal, 2N≥M≥2, 2N≥W≥1, and one component of force includes a component force of the first straightening pressure and a component force of the second straightening pressure acting on the same axis of the metal wire.

[0047] Specifically, in this embodiment, the following is also provided: Figure 3 The straightening equipment shown comprises a first straightening device 1, a heating and softening device 2 and a second straightening device 3 which are sequentially arranged along the transmission direction of the metal wire, wherein the first straightening device 1 and the second straightening device 3 both comprise 2N straightening rollers symmetrically clamped on the metal wire along the circumferential direction, N ≥ 1.

[0048] Based on the above straightening device, the straightening processing method of this embodiment includes:

[0049] Obtaining the pressing force of the first straightening device 1 and the second straightening device 3, and starting the heating and softening device 2 to heat and soften the metal wire when the pressing force meets the preset conditions;

[0050] Among them, the preset conditions are that the pressing forces of M straightening rollers in the first straightening device 1 are unequal or the pressing forces of W groups of straightening rollers in the first straightening device 1 and the second straightening device 3 are unequal; 2N≥M≥2, 2N≥W≥1, and a group of straightening rollers includes a straightening roller of the first straightening device 1 and a straightening roller of the second straightening device 3 that are pressed on the same axis of the metal wire.

[0051] Combined with the above Figure 3 It is known that in Figure 3 The simplified structural form of 2N=2 is shown in the figure, based on which the above preset conditions can be simplified to: the pressing forces of the two straightening rollers in the first straightening device 1 are not equal, or the pressing forces of at least one group of straightening rollers in the first straightening device 1 and the second straightening device 3 are not equal.

[0052] Specific design Figure 3 The four straightening rollers are a / b / c / d respectively, and based on the above preset conditions, they correspond to:

[0053] The pressing forces of a and b are not equal; or

[0054] The pressing forces of a and c are not equal; or

[0055] The pressing forces of b and d are not equal; or

[0056] The pressing forces of a and c, and b and d are not equal.

[0057] Preferably, the clamping distance between the 2N straightening rollers for clamping the metal wires in the first straightening device 1 and the second straightening device 3 is adjustable to facilitate clamping and straightening of metal wires with different diameters.

[0058] Preferably, the corresponding 2N straightening rollers for clamping the metal wires in the first straightening device 1 and the second straightening device 3 can rotate toward each other to automatically convey the metal wires along the transmission direction.

[0059] Preferably, the heating and softening device 2 uses one or more of ultrasonic heating, combustion heating, electromagnetic induction heating, and thermal radiation heating to heat and soften the metal wire.

[0060] In this embodiment, further, the straightening device further includes a cooling and shaping device 4. Based on this, the straightening method of this embodiment further includes: the metal wire passes through the second straightening device 3 and enters the cooling and shaping device 4 for cooling and shaping. Specifically, the cooling and shaping device 4 uses air cooling and / or water cooling to cool and shape the metal wire.

[0061] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A precision metal wire intelligent pressing and straightening processing method, characterized in that: include: obtaining a first straightening pressure at a first straightening position; acquiring a second straightening pressure at a second straightening position; Determine whether the first straightening pressure and the second straightening pressure meet a preset condition, and if so, perform a heating and softening pretreatment on the metal wire between the first straightening position and the second straightening position; The first straightening pressure and the second straightening pressure both include 2N component forces acting symmetrically on the metal wire along the circumferential direction, where N≥1; The preset condition is that W components of force in the first straightening pressure and the second straightening pressure are not equal, 2N≥W≥1, and one component of force includes a component of the first straightening pressure and a component of the second straightening pressure acting on the same axis of the metal wire.

2. A precision metal wire intelligent pressing and straightening processing method according to claim 1, characterized in that: The straightening treatment method is performed by a straightening device, and the straightening device comprises a first straightening device, a heating and softening device, and a second straightening device sequentially arranged along the transmission direction of the metal wire, wherein the first straightening device and the second straightening device each comprise 2N straightening rollers symmetrically clamped on the metal wire along the circumferential direction, N≥1; The straightening treatment method comprises: Obtaining the pressing force of the first straightening device and the second straightening device, and starting the heating and softening device to heat and soften the metal wire when the pressing force meets a preset condition; in The pressing forces of W groups of straightening rollers in the first straightening device and the second straightening device are not equal; 2N≥W≥1, and a group of straightening rollers includes a straightening roller of the first straightening device and a straightening roller of the second straightening device that are pressed on the same axis of the metal wire.

3. A precision metal wire intelligent pressing and straightening processing method according to claim 2, characterized in that: The straightening equipment also includes a cooling and shaping device, and the straightening treatment method also includes: the metal wire passes through the second straightening device and then enters the cooling and shaping device for cooling and shaping.

4. A precision metal wire intelligent pressing and straightening processing method according to claim 3, characterized in that: The cooling and shaping device adopts air cooling and / or water cooling to cool and shape the metal wire.

5. A precision metal wire intelligent pressing and straightening processing method according to claim 2, characterized in that: The clamping distances of the first straightening device and the second straightening device for clamping the metal wire are adjustable so as to clamp and straighten metal wires with different diameters.

6. A precision metal wire intelligent pressing and straightening processing method according to claim 2, characterized in that: The corresponding 2N straightening rollers for clamping the metal wire in the first straightening device and the second straightening device can rotate towards each other to automatically convey the metal wire along the transmission direction.

7. A precision metal wire intelligent pressing and straightening processing method according to claim 2, characterized in that: The heating and softening device heats and softens the metal wire by one or more of ultrasonic heating, combustion heating, electromagnetic induction heating, and thermal radiation heating.

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