A peeling device on a metal coating production line

Abstract

This utility model discloses a peeling device for a metal cladding production line that can improve the roundness of mandrels. It includes a machine body and a mandrel feeding rack that cooperates with the machine body. The mandrel feeding rack is equipped with a mandrel feeding tray. Along the mandrel's travel path, the machine body is sequentially equipped with a drawing guide device, a drawing die, a traction device, a tensioning device, a lubrication guide device, a lubrication device, a straightening guide device, a bidirectional straightening device, and at least two mandrel rotary cutting devices. This peeling device and its rotary cutting mechanism for a metal cladding production line are mainly used in copper-clad aluminum production lines. The peeling device described in this utility model is mainly used in metal cladding production lines such as copper-clad aluminum.

Description

Technical Field

[0001] This utility model relates to a metal cladding production line, specifically to a peeling device on the metal cladding production line. Background Technology

[0002] Currently, traditional copper-clad aluminum cladding production lines, despite straightening before cladding, still cannot guarantee the roundness of the core rod surface in areas with obvious creases. This affects the tightness of the bond between the cladding layer and the core rod, making it difficult to guarantee the quality of the finished copper-clad aluminum cladding product after subsequent drawing. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a peeling device for a metal cladding production line that can improve the roundness of the core rod.

[0004] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows: a peeling device on a metal coating production line, comprising: a machine body and a core rod feeding rack that cooperates with the machine body. The core rod feeding rack is provided with a core rod feeding tray. On the travel path of the core rod, the machine body is sequentially provided with a drawing guide device, a drawing die, a traction device, a tensioning device, a lubrication guide device, a lubrication device, a straightening guide device, a bidirectional straightening device, and at least two core rod rotary cutting devices.

[0005] As a preferred embodiment, in the peeling device of the metal coating production line, the core rod rotary cutting device includes: a support shaft, on which a support through hole with a diameter larger than the core rod is formed along its axis; the rear of the support shaft is fixed to the machine body along the direction of core rod movement; a rotary cutting support seat is movably fitted on the front of the support shaft; a drive wheel is provided on the rotary cutting support seat; a mold that mates with the core rod is inserted into the front of the support through hole; a rotary cutting blade seat is provided at the front end of the rotary cutting support seat; at least one peeling cutter is provided on the rotary cutting blade seat, which is inclined forward from the outside to the inside relative to the axis of the support shaft, and the cutting edge of the peeling cutter is parallel to the axis of the support shaft.

[0006] As a preferred embodiment, in the peeling device of the metal coating production line, the specific structure of the mold includes: a mold body and a limiting boss located at the rear of the mold body. The specific installation method is as follows: the support shaft has a mounting hole in front of the support through hole that mates with the limiting boss of the mold. The mounting hole has a locking thread in front of it. The mold is inserted into the mounting hole. A locking cap that mates with the mold body is inserted outside the mounting hole. The cap of the locking cap has a cap through hole with a diameter larger than that of the core rod.

[0007] As a preferred embodiment, in the peeling device of the metal coating production line, the angle between the peeling cutter and the axis of the support shaft is between 30 and 60 degrees.

[0008] As a preferred embodiment, in the peeling device of the metal coating production line, the peeling cutter is specifically installed as follows: the rotary cutter holder has a cutter mounting hole that is inclined forward from the outside to the inside relative to the axis of the support shaft, and at least one locking threaded hole perpendicular to the cutter mounting hole. The peeling cutter passes through the cutter mounting hole and is locked to the rotary cutter holder by a locking screw tightened in the locking threaded hole.

[0009] As a preferred embodiment, in the peeling device of the metal coating production line, the specific installation method of the rotary cutting blade holder is as follows: at least two fixing holes are opened along the circumference of the rotary cutting blade holder, and fixing threaded holes corresponding to the fixing holes are opened on the front end face of the rotary cutting support. The rotary cutting blade holder is installed on the rotary cutting support through fixing bolts in the fixing holes and fixing threaded holes on the rotary cutting blade holder and the rotary cutting support respectively.

[0010] As a preferred embodiment, in the peeling device of the metal coating production line, at least one positioning boss is provided circumferentially on the inner side of the rotary cutting blade holder, and positioning holes corresponding to the positioning bosses are opened on the front end face of the rotary cutting support. The positioning bosses on the rotary cutting blade holder are correspondingly arranged in the positioning holes of the rotary cutting support.

[0011] As a preferred embodiment, in the peeling device of the metal cladding production line, the drawing guide device includes: a pair of horizontal limiting rollers arranged vertically and a pair of vertical limiting rollers arranged front to back.

[0012] As a preferred embodiment, in the peeling device of the metal coating production line, the bidirectional straightening device includes: a straightening upper horizontal roller group and a straightening lower horizontal roller group arranged vertically, and a straightening front vertical roller group and a straightening rear vertical roller group arranged front to back. The straightening lower horizontal roller group includes 2M straightening lower horizontal rollers, and the straightening upper horizontal roller group includes 2M+1 straightening upper horizontal rollers. Each straightening lower horizontal roller and its corresponding two adjacent straightening upper horizontal rollers form an isosceles triangle arrangement. The straightening front vertical roller group includes 2N straightening front vertical rollers, and the straightening rear vertical roller group includes 2N+1 straightening rear vertical rollers. Each straightening front vertical roller and its corresponding two adjacent straightening rear vertical rollers form an isosceles triangle arrangement, where M and N are positive integers.

[0013] As a preferred embodiment, in the peeling device of the metal cladding production line, the drawing die includes: a die base, in which at least two die sleeves are provided and spacers are located in pairs of adjacent die sleeves, and a guide sleeve is provided at its upstream end, in which a nylon sleeve is provided.

[0014] The beneficial effects of this utility model are:

[0015] 1. This utility model improves the roundness of the core rod blank by setting a drawing die in front of the traction device to perform at least one drawing. Then, after bidirectional straightening, it is further improved by at least two rotary cuttings, which makes the cladding layer and the core rod more tightly bonded, thus ensuring the quality of the finished copper-clad aluminum wire and other clad wire products after subsequent drawing.

[0016] 2. By setting a pair of horizontal limiting rollers arranged vertically and a pair of vertical limiting rollers arranged front and back, this utility model reduces the shaking of the mandrel during the feeding process, so that the mandrel can enter the drawing die more smoothly.

[0017] 3. This utility model ensures that the core rod moves smoothly after entering the drawing die by setting a nylon sleeve in the guide sleeve, and at the same time avoids the core rod being scratched when entering the drawing die.

[0018] 4. The bidirectional straightening device described in this utility model can better straighten the core rod, making the core rod more round after two rotary cuts. Attached Figure Description

[0019] Figure 1 This is a partial structural schematic diagram of the metal coating production line described in this utility model from a top view.

[0020] Figure 2 yes Figure 1 A magnified structural diagram of part A in the middle.

[0021] Figure 3 yes Figure 1 A magnified structural diagram of part B.

[0022] Figure 4 This is a cross-sectional structural schematic diagram of the core rod rotary cutting device described in this utility model.

[0023] Figures 1 to 4The reference numerals in the attached drawings are as follows: 1. Machine body; 21. Copper strip feeding tray; 22. Core rod feeding tray; 31. Vertical limiting roller; 32. Horizontal limiting roller; 35. Die base; 36. Guide sleeve; 360. Nylon sleeve; 37. Die sleeve; 38. Spacer sleeve; 39. Drawing die; 41. Traction device; 43. Tensioning device; 45. Lubrication guide device; 47. Lubrication device; 5. Bidirectional straightening device; 51. Straightening guide seat; 52. Straightening nylon sleeve; 53. Upper horizontal straightening roller; 54. Lower horizontal straightening roller; 55. Front vertical straightening roller; 56. Rear vertical straightening roller; 6. First core rod rotary cutting device; 60. Rotary cutting fixing. 601. Rotary cutting fixing cover; 61. Support shaft; 611. Support through hole; 612. Locking thread; 62. Rotary cutting support seat; 621. Drive wheel; 6211. Belt groove; 622. Positioning hole; 63. Mold body; 631. Limiting boss; 64. Locking cap; 641. Cap body through hole; 65. Rotary cutting blade holder; 651. Locking thread hole; 652. Fixing mounting hole; 653. Positioning boss; 66. Peeling cutter; 661. Blade edge; 67. Locking nut; 68. Tightening nut; 69. Bearing; 7. Second core rod rotary cutting device; 8. Coating machine; 9. Core rod; 10. Fixing bolt. Detailed Implementation

[0024] The following describes in detail, with reference to the accompanying drawings, a specific implementation scheme of the peeling device for a metal coating production line according to the present invention.

[0025] like Figure 1 As shown, the peeling device for a metal coating production line of this utility model includes: a machine body 1, a core rod feeding rack that cooperates with the machine body 1 (which is conventional technology in this field and will not be described in detail here), a core rod feeding plate 22 on which core rods 9 are wound, and, on the travel path of the core rods 9, a drawing guide device, a drawing die, a traction device 41, a tensioning device 43, a lubrication guide device 45, a lubrication device 47, a straightening guide device, a bidirectional straightening device 5, a first core rod rotary cutting device 6, and a second core rod rotary cutting device 7. The first core rod rotary cutting device 6 and the second core rod rotary cutting device 7 have the same structure, as shown in the figure. Figure 4As shown, taking the first core rod rotary cutting device 6 as an example, its structure includes: a support shaft 61 whose rear part is fixed to the machine body 1 by a rotary cutting fixing seat 60, a rotary cutting fixing cover 601, a locking nut 67, and a tightening nut 68. That is, the rear part of the support shaft 61 is fixed to the machine body 1 by a rotary cutting fixing seat 60, a rotary cutting fixing cover 601, a locking nut 67, and a tightening nut 68. A support through hole 611 with a diameter larger than the core rod 9 is opened along its axis on the support shaft 61. A rotary cutting support seat 62 is movably sleeved on the front part of the support shaft 61 by a pair of bearings 69. A drive wheel 621 is provided at the rear part of the rotary cutting support seat 62. A belt groove 6211 is opened on the drive wheel 621. A support through hole 611 is inserted at the front part of the support through hole 611. The mold that cooperates with the core rod 9 includes: a mold body 63 and a limiting boss 631 located at the rear of the mold body 63. The mold is installed as follows: the support shaft 61 has a mounting hole at the front of the support through hole 611 that cooperates with the limiting boss 631 of the mold; the mounting hole has a locking thread 612 at the front; the mold is inserted into the mounting hole; a locking cap 64 that cooperates with the mold body 63 is inserted into the mounting hole outside the mold; the cap of the locking cap 64 has a cap through hole 641 with a diameter larger than that of the core rod 9; the front end of the rotary cutting support 62 is provided with a rotary cutting blade holder 65; the rotary cutting blade holder 65 is installed as follows: along the circumference of the rotary cutting blade holder 65... The rotary cutting support 62 has at least two fixing holes 652. The front end face of the rotary cutting support 62 has fixing threaded holes corresponding to the fixing holes 652. The rotary cutting blade holder 65 is mounted on the rotary cutting support 62 using fixing bolts 10 that correspond to the fixing holes 652 on the rotary cutting blade holder 65 and the fixing threaded holes on the rotary cutting support 62. At least one positioning boss 653 is provided circumferentially on the inner side of the rotary cutting blade holder 65. The front end face of the rotary cutting support 62 has positioning holes 622 corresponding to the positioning bosses 653. The positioning bosses 653 on the rotary cutting blade holder 65 are correspondingly located in the positioning holes 622 of the rotary cutting support 62. The rotary cutting blade holder 65 is provided with... There is at least one peeling cutter 66 that is inclined forward from the outside to the inside relative to the axis of the support shaft 61. The peeling cutter 66 is specifically installed as follows: the rotary cutter holder 62 has a cutter mounting hole that is inclined forward from the outside to the inside relative to the axis of the support shaft 61, and two locking threaded holes 651 perpendicular to the cutter mounting hole. The peeling cutter 66 passes through the cutter mounting hole and is locked onto the rotary cutter holder 65 by locking screws tightened in the locking threaded holes 651. The included angle α between the peeling cutter 66 and the axis of the support shaft 61 is controlled between 30 and 60 degrees, preferably 45 degrees. The cutting edge 661 of the peeling cutter 66 is parallel to the axis of the support shaft 61. Figure 2As shown, the drawing guide device includes: a pair of vertical limiting rollers 31 arranged front to back and a pair of horizontal limiting rollers 32 arranged vertically (this is conventional technology in the art and will not be described in detail here); the lubrication guide device 45 has the same principle and structure as the drawing guide device and will not be described in detail here; the drawing die includes: a die base 35, in which three die sleeves 37 and two spacers 38 located between two adjacent die sleeves 37 are provided; the die base 35 is provided with a guide sleeve 36 at its upstream end, and a nylon sleeve 360 ​​is provided in the guide sleeve 36; as Figure 3 As shown, the straightening and guiding device includes: a straightening guide seat 51 and a straightening nylon sleeve 52 disposed in the straightening guide seat 51; the bidirectional straightening device 5 includes: a straightening upper horizontal roller group and a straightening lower horizontal roller group arranged vertically, and a straightening front vertical roller group and a straightening rear vertical roller group arranged front to back. The straightening lower horizontal roller group includes two straightening lower horizontal rollers 54, and the straightening upper horizontal roller group includes three straightening upper horizontal rollers 53. Each straightening lower horizontal roller 54 and its corresponding two adjacent straightening upper horizontal rollers 53 form an isosceles triangle arrangement; the straightening front vertical roller group includes two straightening front vertical rollers 55, and the straightening rear vertical roller group includes three straightening rear vertical rollers 56. Each straightening front vertical roller 55 and its corresponding two adjacent straightening rear vertical rollers 56 form an isosceles triangle arrangement.

[0026] In practical applications, downstream of the second core rod rotary cutting device 7 ( Figure 1 On the left side of the middle) there is also a coating machine 8, which is located upstream of the drawing guide device ( Figure 1 On the right side of the die holder 35, a copper strip feeding reel 21 is also provided; a drawing die 39 is usually provided in the die sleeve 37 near the exit of the die holder 35.

[0027] In actual use, under the traction of the traction device 41, the core rod 9 (usually an aluminum rod) released from the core rod feeding tray 22 is drawn by the drawing die 39, making the core rod 9 more round. After bidirectional straightening, it is then cut twice by the first core rod rotary cutting device 6 and the second core rod rotary cutting device 7, which further improves the roundness of the core rod 9. This makes the copper strip (released from the copper strip feeding tray 21) which serves as the cladding layer more tightly bonded to the core rod 9, ensuring the quality of the finished copper-clad aluminum and other clad wire products after subsequent drawing.

[0028] In summary, the above description is merely a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model. All equivalent variations and modifications made to the shape, structure, features and spirit described in the claims of the present utility model should be included within the scope of the claims of the present utility model.

Claims

1. A peeling device for a metal coating production line, comprising: The machine body and the core rod feeding rack that cooperates with the machine body are characterized in that, along the travel path of the core rod, the machine body is sequentially provided with a drawing guide device, a drawing die, a traction device, a tensioning device, a lubrication guide device, a lubrication device, a straightening guide device, a bidirectional straightening device, and at least two core rod rotary cutting devices.

2. The peeling device on the metal coating production line according to claim 1, characterized in that, The core rod rotary cutting device includes: a support shaft, on which a support through hole with a diameter larger than that of the core rod is formed along its axis; the rear of the support shaft is fixed to the machine body along the direction of movement of the core rod; a rotary cutting support seat is movably fitted on the front of the support shaft; a drive wheel is provided on the rotary cutting support seat; a mold that mates with the core rod is inserted into the front of the support through hole; a rotary cutting blade seat is provided at the front end of the rotary cutting support seat; at least one peeling cutter is provided on the rotary cutting blade seat, which is inclined forward from the outside to the inside relative to the axis of the support shaft, and the cutting edge of the peeling cutter is parallel to the axis of the support shaft.

3. The peeling device on the metal coating production line according to claim 2, characterized in that, The specific structure of the mold includes: a mold body and a limiting boss located at the rear of the mold body. The specific installation method is as follows: the support shaft has a mounting hole in front of the support through hole that matches the limiting boss of the mold. The mounting hole has a locking thread in front of it. The mold is inserted into the mounting hole. A locking cap that matches the mold body is inserted into the outside of the mold in the mounting hole. The cap of the locking cap has a cap through hole with a diameter larger than that of the core rod.

4. The peeling device on the metal coating production line according to claim 2, characterized in that, The angle between the peeling cutter and the axis of the support shaft is between 30 and 60 degrees.

5. The peeling device on the metal coating production line according to claim 2, characterized in that, The specific installation method of the peeling cutter is as follows: the rotary cutter holder has a cutter mounting hole that is inclined forward from the outside to the inside relative to the axis of the support shaft, and at least one locking threaded hole perpendicular to the cutter mounting hole. The peeling cutter passes through the cutter mounting hole and is locked to the rotary cutter holder by a locking screw tightened in the locking threaded hole.

6. The peeling device on the metal coating production line according to claim 2, characterized in that, The specific installation method of the rotary cutting blade holder is as follows: at least two fixing holes are opened along the circumference on the rotary cutting blade holder, and fixing threaded holes corresponding to the fixing holes are opened on the front end face of the rotary cutting support. The rotary cutting blade holder is installed on the rotary cutting support through fixing bolts in the fixing holes and fixing threaded holes on the rotary cutting support that are correspondingly set on the rotary cutting blade holder and the rotary cutting support.

7. The peeling device on the metal coating production line according to claim 3, characterized in that, At least one positioning boss is provided on the inner side of the rotary cutting blade holder along the circumferential direction. The front end face of the rotary cutting support is provided with positioning holes corresponding to the positioning bosses. The positioning bosses on the rotary cutting blade holder are respectively set in the positioning holes of the rotary cutting support.

8. The peeling device on a metal coating production line according to any one of claims 1 to 7, characterized in that, The drawing guide device includes: a pair of horizontal limiting rollers arranged vertically and a pair of vertical limiting rollers arranged front to back.

9. The peeling device on a metal coating production line according to any one of claims 1 to 7, characterized in that, The bidirectional straightening device includes: a straightening upper horizontal roller group and a straightening lower horizontal roller group arranged vertically, and a straightening front vertical roller group and a straightening rear vertical roller group arranged front to back. The straightening lower horizontal roller group includes 2M straightening lower horizontal rollers, and the straightening upper horizontal roller group includes 2M+1 straightening upper horizontal rollers. Each straightening lower horizontal roller and its corresponding two adjacent straightening upper horizontal rollers form an isosceles triangle arrangement. The straightening front vertical roller group includes 2N straightening front vertical rollers, and the straightening rear vertical roller group includes 2N+1 straightening rear vertical rollers. Each straightening front vertical roller and its corresponding two adjacent straightening rear vertical rollers form an isosceles triangle arrangement, where M and N are positive integers.

10. The peeling device on a metal coating production line according to any one of claims 1 to 7, characterized in that, The drawing die includes: a die base, in which at least two die sleeves are provided and spacers are located between each pair of adjacent die sleeves, and a guide sleeve is provided at the upstream end of the die base, and a nylon sleeve is provided in the guide sleeve.

Images