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CN-121988678-A - Wire forming equipment and control method thereof

CN121988678ACN 121988678 ACN121988678 ACN 121988678ACN-121988678-A

Abstract

The invention provides line forming equipment which comprises a Y-axis guide rail, a Y-axis left side moving support, a Y-axis driving mechanism, a Z-axis guide rail, a first bending mechanism, a second bending mechanism, a Z-axis driving mechanism, an X-axis guide rail, a third bending mechanism, a fourth bending mechanism, an X-axis left side driving mechanism and an X-axis right side driving mechanism. The control method of the wire forming equipment comprises the steps of dynamically selecting at least two groups of mechanisms from a first bending mechanism, a second bending mechanism, a third bending mechanism and a fourth bending mechanism to be associated and combined according to the preformed shape of a target wire rod so as to form a special forming unit aiming at the preformed shape, and bending and forming the wire rod according to the preformed shape. The invention can dynamically combine different special forming units, thereby flexibly adapting to the processing requirements of various wire shapes such as U type, I type and the like without changing a die or carrying out complicated mechanical adjustment.

Inventors

  • LIN JUGUANG
  • WANG HONGYI

Assignees

  • 安徽巨一科技股份有限公司

Dates

Publication Date
20260508
Application Date
20251231

Claims (18)

  1. 1. A wire forming apparatus, comprising: the Y-axis guide rail is arranged along the Y-axis direction; the Y-axis left side moving support (101) and the Y-axis right side moving support (201) are oppositely arranged along the Y-axis direction and are respectively arranged on the Y-axis guide rail; the Y-axis driving mechanism is respectively connected with the Y-axis left-side moving support (101) and the Y-axis right-side moving support (201) and is used for driving the Y-axis left-side moving support and the Y-axis right-side moving support to move on the Y-axis guide rail; The Z-axis guide rail (102) is arranged along the Z-axis direction and is arranged on the Y-axis left-side moving bracket (101); The bending machine comprises a first bending mechanism (103) and a second bending mechanism (104), wherein the first bending mechanism (103) and the second bending mechanism (104) can independently operate, the first bending mechanism (103) is used for forming a first type of bending angle on a wire rod, the second bending mechanism (104) is used for forming a second type of bending angle on the wire rod, the first bending mechanism (103) and the second bending mechanism (104) are arranged up and down along the Z-axis direction and are arranged on the same carrier (106), and the carrier (106) is slidably arranged on a Z-axis guide rail (102); a Z-axis driving mechanism (105) connected with the carrier (106) and used for driving the carrier (106) to move on the Z-axis guide rail (102); An X-axis guide rail (202) arranged along the X-axis direction and mounted on the Y-axis right side moving bracket (201); The device comprises a wire rod, a first bending mechanism (203), a second bending mechanism (204), a third bending mechanism (203) and a fourth bending mechanism (204), wherein the first bending mechanism (203) and the second bending mechanism can independently operate; an X-axis left driving mechanism (205) and an X-axis right driving mechanism (206) are respectively connected with the third bending mechanism (203) and the fourth bending mechanism (204) and are used for driving the third bending mechanism and the fourth bending mechanism to move on the X-axis guide rail (202).
  2. 2. The wire forming apparatus according to claim 1, wherein the Y-axis driving mechanism includes a Y-axis left side driving mechanism (107) and a Y-axis right side driving mechanism (207), the Y-axis left side driving mechanism (107) being connected to the Y-axis left side moving bracket (101) to drive the Y-axis left side moving bracket (101) to move on the Y-axis guide rail, the Y-axis right side driving mechanism (207) being connected to the Y-axis right side moving bracket (201) to drive the Y-axis right side moving bracket (201) to move on the Y-axis guide rail; Preferably, the Y-axis guide rail comprises a Y-axis left guide rail (108) and a Y-axis right guide rail (208) which is arranged opposite to the Y-axis left guide rail (108), wherein the Y-axis left moving support (101) is arranged on the Y-axis left guide rail (108), and the Y-axis right moving support (201) is arranged on the Y-axis right guide rail (208).
  3. 3. The wire forming apparatus according to claim 1, wherein the first bending mechanism (103) includes: a first bending support shaft (1031) having a cross-sectional profile adapted to a first type of bending angle as a bending support surface of the first type of bending angle for supporting and defining an inner diameter dimension of a wire bending place; The first bending element A (1032) and the first bending element B (1033) are arranged in pairs and are respectively arranged at two sides of the first bending support shaft (1031) to form a pair of bending execution units; The pneumatic compaction assembly (1034) is arranged between the first bending element A (1032) and the first bending element B (1033) and is positioned above the first bending support shaft (1031), and comprises a lower pressing head and a pneumatic executing element for driving the lower pressing head to move along the Z-axis direction; A first driving component A (1035) connected with the first bending element A (1032) and used for driving the first bending element A (1032) to rotate around a first bending supporting shaft (1031); The first driving component B (1036) is connected with the first bending element B (1033) and is used for driving the first bending element B (1033) to rotate around the first bending support shaft (1031) in the opposite rotation direction of the first bending element A (1032).
  4. 4. A line forming apparatus according to claim 3, wherein the profile of the first type of bending angle in the projection plane is a polygonal structure of approximately isosceles trapezoid formed by three straight sides and two inner corners, the cross-sectional profile of the first bending support shaft (1031) is an approximately isosceles trapezoid polygonal structure defined by three straight sides and two inner corners, the lower pressing head corresponds to a position right above a line segment sandwiched by the two inner corners in the cross-sectional profile of the first bending support shaft (1031) in the vertical direction, the line segment forms a second bending edge of the first type of bending angle, and the first bending element a (1032) and the first bending element B (1033) are used for respectively pressing the first bending edge and the third bending edge forming the first type of bending angle in the bending process.
  5. 5. The wire forming apparatus according to claim 3, wherein the first bending mechanism (103) further comprises an X-axis guide rail group (1037), a left slide plate (1038), a right slide plate (1039), and an X-axis driving mechanism (103-0), wherein the X-axis guide rail group (1037) is mounted on the carriage (106) and comprises an upper guide rail arranged above the first bending support shaft (1031) in the X-axis direction and a lower guide rail arranged below the first bending support shaft (1031) in the X-axis direction, wherein the left slide plate (1038) and the right slide plate (1039) are separately arranged on the first bending support shaft (1031) and are respectively mounted on the X-axis guide rail group (1037), and wherein the X-axis driving mechanism (103-0) is respectively connected with the left slide plate (1038) and the right slide plate (1039) to drive the two to move synchronously toward each other or away from each other; Preferably, a left arc-shaped guide rail (10381) which is arranged around a first bending support shaft (1031) is arranged on the left sliding plate (1038), a right arc-shaped guide rail (10391) which is coaxially arranged with the left arc-shaped guide rail (10381) is arranged on the right sliding plate (1039), a first bending element A (1032) is assembled on the left arc-shaped guide rail (10381), a first bending element B (1033) is assembled on the right arc-shaped guide rail (10391), a first driving component A (1035) is used for driving the first bending element A (1032) to move along the left arc-shaped guide rail (10381), and a first driving component B (1036) is used for driving the first bending element B (1033) to move along the right arc-shaped guide rail (10391).
  6. 6. The wire forming apparatus as claimed in claim 1, wherein the second bending mechanism (104) comprises: The second bending support shaft (1041) is positioned below the first bending support shaft (1031) and positioned on the same longitudinal line with the first bending support shaft (1031), and the second bending support shaft (1041) is provided with a cross section contour which is adapted to a second type bending angle and is used as a bending support surface of the second type bending angle for supporting and limiting the inner diameter size of a wire bending position; The second bending element A (1042) and the second bending element B (1043) are arranged in pairs and are opposite to each other to form a pair of bending execution units; the second driving component A (1044) is connected with the second bending element A (1042) and is used for driving the second bending element A (1042) to rotate around the second bending support shaft (1041); The second driving component B (1045) is connected to the second bending element B (1043) and is used for driving the second bending element B (1043) to rotate around the second bending support shaft (1041) in a direction opposite to the rotation direction of the second bending element a (1042).
  7. 7. The wire forming apparatus according to claim 6, wherein the second type of bending angle has a substantially angular structure comprising two straight sides and one inner corner in the projection plane, the second bending support shaft (1041) has a circular shaft structure, the outer circumferential surface of the second bending support shaft forms a bending support surface, and the second bending elements a (1042) and B (1043) are used for respectively pressing two adjacent sides forming the second type of bending angle in the bending process.
  8. 8. The wire forming apparatus according to claim 6, wherein the second bending member a (1042) includes a large-diameter rotation shaft one and a bending actuator left-side member one fixedly connected to the large-diameter rotation shaft one, the second bending member B (1043) includes a small-diameter rotation shaft one and a bending actuator right-side member one fixedly connected to the small-diameter rotation shaft one, both the large-diameter rotation shaft one and the small-diameter rotation shaft one are hollow shaft structures and coaxially fit around the outside of the second bending support shaft (1041), the second driving assembly a (1044) is connected to the large-diameter rotation shaft one by a driving belt to drive the large-diameter rotation shaft one to rotate around the second bending support shaft (1041), and the second driving assembly B (1045) is connected to the small-diameter rotation shaft one by a driving belt to drive the small-diameter rotation shaft one to rotate around the second bending support shaft (1041); Preferably, the left part of the bending execution part comprises a left molding surface I (10421) and a left bending pressing surface I (10422) perpendicular to the left molding surface I (10421), the right part of the bending execution part is arranged on one side of the left part of the bending execution part, which is turned, and comprises a right molding surface I (10431) and a right bending pressing surface I (10432) perpendicular to the right molding surface I (10431), the left molding surface I (10421) or the right molding surface I (10431) is provided with a through hole, and the through hole is sleeved on a second bending supporting shaft (1041), and the left molding surface I (10421) and the right molding surface I (10431) are coplanar; preferably, the contour edge of the left molding surface one (10421) and the contour edge of the right molding surface one (10431) form a motion fit relationship on opposite sides, so that when the second bending element a (1042) and the second bending element B (1043) rotate around the second bending support shaft (1041), the contour gap between the contour edge of the left molding surface one (10421) and the contour edge of the right molding surface one (10431) is always kept constant.
  9. 9. The wire forming apparatus according to claim 1, wherein the third bending mechanism (203) includes: A support carrier plate A (2031) which is slidably arranged on the X-axis guide rail (202); A bending assembly A (203-1) mounted on the support carrier plate A (2031) and comprising a third bending support shaft (2032), a third bending element A (2033) and a third bending element B (2034), wherein the third bending support shaft (2032) is provided with a cross-sectional profile which is adapted to a third type of bending angle and is used as a bending support surface of the third type of bending angle for supporting and limiting the inner diameter size of a wire bending position, and the third bending element A (2033) and the third bending element B (2034) are arranged in pairs and are opposite to each other to form a pair of bending execution units; The third driving component A (2035) is arranged on the supporting carrier plate A (2031) and connected with the third bending element A (2033) for driving the third bending element A (2033) to rotate around a third bending supporting shaft (2032); And a third driving assembly B (2036) mounted on the support carrier plate a (2031) and connected to the third bending element B (2034) for driving the third bending element B (2034) to rotate about the third bending support shaft (2032) in a direction opposite to the rotation direction of the third bending element a (2033).
  10. 10. The line forming apparatus according to claim 9, wherein the contour of the third type of bending angle in the projection plane is a basic angular structure composed of two straight sides and one inner corner, the third bending support shaft (2032) is a circular shaft structure, the outer peripheral surface thereof forms a bending support surface of the third type of bending angle, and the third bending element a (2033) and the third bending element B (2034) are used for respectively pressing two adjacent sides forming the third type of bending angle in the bending process.
  11. 11. The line forming apparatus according to claim 9, wherein the third bending member a (2033) includes a large-diameter rotation shaft two and a bending execution member left side member two fixedly connected to the large-diameter rotation shaft two, the third bending member B (2034) includes a small-diameter rotation shaft two and a bending execution member right side member two fixedly connected to the small-diameter rotation shaft two, both the large-diameter rotation shaft two and the small-diameter rotation shaft two are hollow shaft structures and are coaxially sleeved outside the third bending support shaft (2032), the third driving assembly a (2035) is connected to the large-diameter rotation shaft two through a transmission belt to drive the large-diameter rotation shaft two to rotate around the third bending support shaft (2032), and the third driving assembly B (2036) is connected to the small-diameter rotation shaft two through a transmission belt to drive the small-diameter rotation shaft two to rotate around the third bending support shaft (2032); preferably, the bending execution part left side part II comprises a left side forming surface II (20331) and a left side bending pressing surface II (20332) perpendicular to the left side forming surface II (20331), the bending execution part right side part II is arranged on one side of the bending execution part left side part II, which is turned, and comprises a right side forming surface II (20341) (20341) and a right side bending pressing surface II (20342) perpendicular to the right side forming surface II (20341), the left side forming surface II (20331) or the right side forming surface II (20341) is provided with a through hole, the through hole is sleeved on a third bending supporting shaft (2032), and the left side forming surface II (20331) and the right side forming surface II (20341) are coplanar; Preferably, the contour edge of the left molding surface two (20331) and the contour edge of the right molding surface two (20341) form a motion fit relationship on opposite sides, so that when the third bending element a (2033) and the third bending element B (2034) rotate around the third bending support shaft (2032), the contour gap between the contour edge of the left molding surface two (20331) and the contour edge of the right molding surface two (20341) is always kept constant.
  12. 12. The wire forming apparatus as claimed in claim 1, wherein the fourth bending mechanism (204) comprises: a support carrier B (2041) slidably mounted on the X-axis guide rail (202); A bending assembly B (204-1) mounted on the support carrier plate B (2041) and comprising a fourth bending support shaft (2042), a fourth bending element A (2043) and a fourth bending element B (2044), wherein the fourth bending support shaft (2042) is provided with a cross-sectional profile which is adapted to a fourth type of bending angle and is used as a bending support surface of the fourth type of bending angle for supporting and limiting the inner diameter size of a wire bending position, and the fourth bending element A (2043) and the fourth bending element B (2044) are arranged in pairs and are opposite to each other to form a pair of bending execution units; The fourth driving component A (2045) is arranged on the supporting carrier plate B (2041) and connected with the fourth bending element A (2043) for driving the fourth bending element A (2043) to rotate around a fourth bending supporting shaft (2042); The fourth driving component B (2046) is installed on the supporting carrier plate B (2041) and connected with the fourth bending element B (2044) for rotating the fourth bending element B (2044) around the fourth bending supporting shaft (2042) in the opposite rotating direction of the fourth bending element A (2043).
  13. 13. The line forming apparatus according to claim 12, wherein the profile of the fourth type of bending angle in the projection plane is a basic angular structure composed of two straight sides and one inner corner, the fourth bending support shaft (2042) is a circular shaft structure, the outer peripheral surface thereof forms a bending support surface of the fourth type of bending angle, and the fourth bending support shaft (2042) and the fourth bending element B (2044) are used for respectively pressing two adjacent sides forming the fourth type of bending angle in the bending process.
  14. 14. The line forming apparatus according to claim 12, wherein the fourth bending element a (2043) includes a large-diameter rotation shaft three and a bending execution member left side member three fixedly connected to the large-diameter rotation shaft three, the fourth bending element B (2044) includes a small-diameter rotation shaft three and a bending execution member right side member three fixedly connected to the small-diameter rotation shaft three, both the large-diameter rotation shaft three and the small-diameter rotation shaft three are hollow shaft structures, and are coaxially sleeved outside the fourth bending support shaft (2042), the fourth driving assembly a (2045) is connected to the large-diameter rotation shaft three through a transmission belt to drive the large-diameter rotation shaft three to rotate around the fourth bending support shaft (2042), and the fourth driving assembly B (2046) is connected to the small-diameter rotation shaft three through a transmission belt to drive the small-diameter rotation shaft three to rotate around the fourth bending support shaft (2042); Preferably, the bending execution part left side part III comprises a left side molding surface III (20431) and a left side bending compression surface III (20432) perpendicular to the left side molding surface III (20431), the bending execution part right side part III is arranged on one side of the bending execution part left side part III, which rotates, and comprises a right side molding surface III (20441) and a right side bending compression surface III (20442) perpendicular to the right side molding surface III (20441), the left side molding surface III (20431) or the right side molding surface III (20441) is provided with a through hole, the through hole is sleeved on a fourth bending support shaft (2042), and the left side molding surface III (20431) is coplanar with the right side molding surface III (20441); Preferably, the contour of the left molding surface three (20431) and the contour of the right molding surface three (20441) are in a motion-fit relationship on opposite sides so that the contour gap between the contour of the left molding surface three (20431) and the contour of the right molding surface three (20441) is always kept constant when the fourth bending element a (2043) and the fourth bending element B (2044) are rotated about the fourth bending support shaft (2042).
  15. 15. The wire forming apparatus of claim 1, further comprising a control unit configured to: Dynamically selecting at least two groups of mechanisms from a first bending mechanism (103), a second bending mechanism (104), a third bending mechanism (203) and a fourth bending mechanism (204) to be associated and combined according to the input preformed shape information, so as to form a special forming unit adapted to the preformed shape; Controlling each bending mechanism in the special forming unit to cooperatively operate so as to bend and form the wire rod according to the preformed shape; Preferably, the dynamic selection comprises real-time determination of the types, the number and the spatial layout of bending mechanisms participating in combination based on the geometric features and the technological requirements of the preformed shape, and the collaborative bending operation comprises synchronous control of action time sequences, bending angles and displacement of the mechanisms.
  16. 16. A control method of a wire forming apparatus, characterized by comprising: S1, dynamically selecting at least two groups of mechanisms from a first bending mechanism (103), a second bending mechanism (104), a third bending mechanism (203) and a fourth bending mechanism (204) according to the preformed shape of a target wire rod, and combining the two groups of mechanisms in a correlated manner to form a special forming unit for the preformed shape, wherein the special forming unit at least comprises one main bending mechanism selected from the first bending mechanism (103) and the second bending mechanism (104) and one or two auxiliary bending mechanisms selected from the third bending mechanism (203) and the fourth bending mechanism (204); s2, controlling a main bending mechanism and an auxiliary bending mechanism in the special forming unit to cooperatively act so as to bend and form the wire rod according to the preformed shape.
  17. 17. The control method of the wire forming equipment according to claim 16, wherein when the preformed shape is a U-shape with three bending areas to be formed, the combination mode of the special forming units is that one of the first bending mechanism (103) and the second bending mechanism (104) is matched and selected as a main bending mechanism, and the third bending mechanism (203) and the fourth bending mechanism (204) are combined as auxiliary bending mechanisms; preferably, the main bending mechanism is used for forming the top bending angle of the U-shaped, and the third bending mechanism (203) and the fourth bending mechanism (204) are respectively used for forming the bending angles of two straight legs of the U-shaped.
  18. 18. The method according to claim 17, wherein when the preformed shape has two bending areas to be formed, the dedicated forming units are combined in such a manner that one of the first bending mechanism (103) and the second bending mechanism (104) is selected as a main bending mechanism in a matching manner, and any one of the third bending mechanism (203) and the fourth bending mechanism (204) is used as an auxiliary bending mechanism.

Description

Wire forming equipment and control method thereof Technical Field The invention relates to the technical field of wire rod forming, in particular to wire forming equipment and a control method thereof. Background In the manufacture of electrical equipment such as motors and transformers, flat wire windings have been widely used for their advantages such as high space utilization and good electrical conductivity. The preparation of such windings typically involves precise bending of flat copper or aluminum wire to form a particular spatial shape and angle (e.g., U-or I-wire). The quality of the bending process directly determines the dimensional consistency, electrical performance and reliability of the final device of the winding. Currently, the bending processing of the precision wire rod mainly depends on the fact that a plurality of traditional bending devices with single functions are finished in sequence, or a general bending machine is adopted to match with frequent manual adjustment and die replacement. The former has the problems of scattered working procedures, large occupied area, large accumulated error caused by repeated clamping, poor production consistency and the like, and the latter has the problems of complicated adjustment and long preparation time, and is difficult to adapt to flexible production requirements of multiple varieties, small batches and high precision. Especially when handling the complex space winding that needs different bending direction and angle combinations, the prior art often can't realize high-efficient, accurate integrated into one piece on equipment, leads to production efficiency to be limited, and the technology uniformity is difficult to guarantee, has restricted automation and intelligent development of high-end electrical equipment manufacturing. Disclosure of Invention In order to solve the technical problems in the background art, the invention provides a wire forming device and a control method thereof. The invention provides a wire forming device, comprising: the Y-axis guide rail is arranged along the Y-axis direction; The left side moving support and the right side moving support of the Y shaft are oppositely arranged along the Y shaft direction and are respectively arranged on the Y shaft guide rail; The Y-axis driving mechanism is respectively connected with the Y-axis left-side moving support and the Y-axis right-side moving support and is used for driving the Y-axis left-side moving support and the Y-axis right-side moving support to move on the Y-axis guide rail; the Z-axis guide rail is arranged along the Z-axis direction and is arranged on the left side moving support of the Y-axis; The first bending mechanism and the second bending mechanism are arranged up and down along the Z-axis direction and are arranged on the same carrier, and the carrier is arranged on the Z-axis guide rail in a sliding way; the Z-axis driving mechanism is connected with the carrier and used for driving the carrier to move on the Z-axis guide rail; an X-axis guide rail which is arranged along the X-axis direction and is arranged on the Y-axis right-side moving bracket; The third bending mechanism and the fourth bending mechanism can independently operate; the device comprises a wire rod, a first bending mechanism, a second bending mechanism, a third bending mechanism, a fourth bending mechanism and a third bending mechanism, wherein the wire rod is provided with a first bending angle and a second bending angle; The X-axis left driving mechanism and the X-axis right driving mechanism are respectively connected with the third bending mechanism and the fourth bending mechanism and used for driving the third bending mechanism and the fourth bending mechanism to move on the X-axis guide rail. Preferably, the Y-axis driving mechanism comprises a Y-axis left-side driving mechanism and a Y-axis right-side driving mechanism, wherein the Y-axis left-side driving mechanism is connected with the Y-axis left-side moving support to drive the Y-axis left-side moving support to move on the Y-axis guide rail, and the Y-axis right-side driving mechanism is connected with the Y-axis right-side moving support to drive the Y-axis right-side moving support to move on the Y-axis guide rail. Preferably, the Y-axis guide rail comprises a Y-axis left guide rail and a Y-axis right guide rail which are arranged opposite to the Y-axis left guide rail, the Y-axis left moving support is arranged on the Y-axis left guide rail, and the Y-axis right moving support is arranged on the Y-axis right guide rail. Preferably, the first bending mechanism includes: the first bending support shaft is provided with a cross-sectional profile which is adapted to the first bending angle, and the cross-sectional profile is used as a bending support surface of the first bending angle and is used for supporting and limiting the inner diameter size of a wire bending position; The first bending element A and the first bendi