High-precision withdrawal and straightening machine for cold-rolled coil plate

Abstract

The utility model discloses a high-precision withdrawal and straightening machine for a cold-rolled coil in the technical field of withdrawal and straightening machines, which comprises a bottom plate, two side plates are fixedly connected to the upper surface of the bottom plate, three winding rollers are arranged between the two side plates, restraint rods are arranged in the three winding rollers in a penetrating manner, and two sides of each restraint rod are slidably connected in a moving groove. The moving grooves are symmetrically formed in the side plates, a moving mechanism is arranged at one end of the restraining rod, a limiting mechanism is arranged at the other end of the restraining rod, the limiting mechanism comprises a limiting block, the limiting block is fixedly connected with the end of the restraining rod, the size of the limiting block is larger than the diameter of the restraining rod, and a plurality of locking grooves are formed in the two sides of each moving groove. The locking grooves are formed in the opposite side faces of the two side plates, locking mechanisms are arranged in the limiting blocks, and the locking mechanisms are inserted into the locking grooves to achieve locking of the positions of the limiting blocks and the side plates.

Description

Technical Field

[0001] The utility model relates to the technical field of drawing and straightening machines, in particular to a high-precision drawing and straightening machine for cold-rolled coils. Background Art

[0002] The tension and leveling machine series for producing cold-rolled coils mainly includes: uncoiler, inlet pinch and cropping device, trimming shears, stitching machine, tension and straightening system, outlet pinch and cropping device, coiler and other parts.

[0003] The existing Chinese patent with publication number CN202321987100.9 discloses a high-precision straightening machine for cold-rolled coils, which adopts "a base plate, a side plate, a mounting groove and a winding roller, characterized in that: a bidirectional motor is fixedly installed on the side of the winding roller, a gear is fixedly connected to the side of the bidirectional motor, a tooth plate is fixedly installed on the side of the side plate corresponding to the gear position and the tooth plate is meshed with the gear, a limit block is fixedly installed on the other side of the winding roller, a control switch is symmetrically fixedly installed on the side of the limit block, and a constraint rod passing through the winding roller is fixedly installed inside the mounting groove" to achieve the purpose of "when in use, the limit block is used to limit the winding roller, and the control switch controls the bidirectional motor to drive the gear to rotate and mesh with the tooth plate, so that the winding roller is driven to slide and adjust its position inside the mounting groove under the constraint of the constraint rod, so that the winding roller can be adjusted and used according to demand, ensuring the precision requirements of the product."

[0004] However, during the movement of the card block, it is difficult to ensure that it corresponds exactly to the position of the card slot, and it is also impossible to ensure that it is exactly inserted into the card slot. Once the card block and the card slot are misaligned, the card block cannot be inserted into the card slot and cannot fix the limit block. Utility Model Content

[0005] The purpose of the utility model is to provide a high-precision straightening machine for cold-rolled coils, so as to solve the technical problem that it is difficult to ensure that the clamping block is exactly corresponding to the position of the clamping slot during the movement, and it is also difficult to ensure that it is exactly clamped into the clamping slot. Once the clamping block and the clamping slot are misaligned, the clamping block cannot be inserted into the clamping slot, and it cannot fix the limit block.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A high-precision straightening machine for cold-rolled coils comprises a base plate, two side plates fixedly connected to the upper surface of the base plate, three rollers are provided between the two side plates, and constraint rods are passed through the three rollers. The three constraint rods are slidably connected to the movable grooves on both sides, and the movable grooves are symmetrically opened on the side plates. One end of the constraint rod is provided with a movable mechanism, and the other end is provided with a limit mechanism. The limit mechanism includes a limit block, which is fixedly connected to the end of the constraint rod and has a size larger than the diameter of the constraint rod. Several locking grooves are opened on both sides of the movable groove, and the locking grooves are opened on the opposite sides of the two side plates. A locking mechanism is provided in the limit block, and the locking mechanism is inserted into the locking groove to achieve locking of the limit block and the side plate position.

[0008] As a further solution of the present invention: a movable cavity is provided in the limit block, the movable cavity extends in a direction perpendicular to the side panel, and two first movable grooves are provided on the side of the limit block that is close to the side panel; the locking mechanism includes a movable block slidably connected to the movable cavity, and a second movable groove corresponding to the first movable groove is provided on the side of the movable block close to the side panel, and the first movable groove and the second movable groove correspond in position and have the same size.

[0009] As a further solution of the present invention: a sliding block is slidably connected inside the moving block, and a locking block is provided on the side of the sliding block close to the side panel. The locking block passes through the second moving groove and the first moving groove and extends to the outside of the limit block. The width of the locking block is smaller than the width of the second moving groove and the first moving groove.

[0010] As a further solution of the present invention: the free end of the locking block is fixedly connected to a tapered block, the locking groove matches the locking block and the tapered block, and the locking block and the tapered block are inserted into the locking groove to achieve locking of the position of the limit block and the side panel.

[0011] As a further solution of the present invention: two sliding grooves are provided in the moving block, the sliding block is slidably connected in the sliding grooves, the extending direction of the sliding grooves is parallel to the moving grooves, and the length of the sliding grooves is greater than that of the sliding blocks.

[0012] As a further solution of the present invention: a plurality of telescopic rods are provided on the side of the moving block away from the second moving groove, the free ends of the telescopic rods are slidably connected in the telescopic groove, the telescopic groove is opened in the limit block, and a spring is provided on the outer sleeve of the telescopic rod, and the spring is located between the moving block and the inner wall of the limit block. A handle is also provided on the side of the moving block away from the second moving groove, and the handle extends out of the moving cavity to the outside of the limit block.

[0013] As a further solution of the present invention: the moving mechanism includes a bidirectional motor fixedly mounted on the end of the constraint rod, the size of the bidirectional motor is larger than the width of the moving slot, the output end of the bidirectional motor is fixedly connected to a rotating shaft, the free end of the rotating shaft is fixedly connected to a gear, the gear is meshed with a tooth plate, the tooth plate is fixedly mounted on the vertical plate, and the vertical plate is fixedly mounted on the side of the side plate.

[0014] As a further solution of the present invention: the movable grooves are equidistantly arranged in a circular array on the two side plates, the length of the movable groove is greater than the diameter of the constraint rod, the diameter of the constraint rod is the same as the width of the movable groove, and the constraint rod slides along the movable groove.

[0015] As a further solution of the present invention: limiting rings are provided at both ends of the three rollers, the limiting rings are in contact with the side surfaces of the side plates, and the diameters of the limiting rings are larger than the width of the movable grooves.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] In the utility model, the three constraint rods can slide along the movable groove, and the winding rollers are driven to slide along the movable groove under the constraint of the constraint rods. In this way, the three winding rollers can be adjusted according to the precision requirements of different products, thereby ensuring the precision requirements of the products.

[0018] In the utility model, the locking block and the tapered block are inserted into the locking groove, and the limit block can be fixed to the side of the side plate; the setting of the tapered block makes it easy to insert the tapered block into the corresponding locking groove. If the locking block does not correspond to the position of the locking groove, the locking block can also be inserted into the locking groove under the drive of the tapered block, thereby realizing the locking of the position of the limit block and the side plate.

[0019] In the utility model, the conical block and the locking block are fixedly connected to the sliding block, and the sliding block is slidably connected to the moving block. Therefore, when the conical block is inserted into the locking groove, the relative positions of the conical block, the locking block and the locking groove can be changed.

[0020] In the process of inserting the conical block into the locking groove in the utility model, the conical block and the locking block drive the moving block to slide along the sliding groove. Even if the locking block does not correspond to the position of the locking groove, the locking block can be inserted into the locking groove under the drive of the conical block, thereby realizing the locking of the position of the limit block and the side plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural diagram of the utility model;

[0022] Figure 2 for Figure 1 Enlarged view of point A in the middle;

[0023] Figure 3This is a schematic diagram of the partial three-dimensional structure of the side panel of the present invention;

[0024] Figure 4 It is a schematic diagram of the three-dimensional structure of the limiting mechanism and the locking mechanism in the utility model;

[0025] Figure 5 This is a schematic structural diagram of the limiting mechanism and the locking mechanism in the utility model;

[0026] Figure 6 for Figure 5 Enlarged view of point B in the middle;

[0027] Figure 7 It is a side view of the present utility model;

[0028] Figure 8 for Figure 7 Enlarged view of point C in the middle.

[0029] In the figure: 1. Base plate; 2. Side plate; 21. Moving groove; 22. Locking groove; 3. Constraint rod; 4. Roller; 41. Limiting ring; 5. Moving mechanism; 51. Bidirectional motor; 52. Rotating shaft; 53. Gear; 54. Vertical plate; 55. Tooth plate; 6. Limiting mechanism; 61. Limiting block; 62. Moving cavity; 63. First moving groove; 64. Telescopic groove; 7. Locking mechanism; 71. Moving block; 72. Sliding groove; 73. Sliding block; 74. Locking block; 75. Second moving groove; 76. Conical block; 77. Telescopic rod; 78. Spring; 79. Handle. DETAILED DESCRIPTION

[0030] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0031] Example

[0032] A high precision straightening machine for cold rolled coils, Figures 1-8 , including a bottom plate 1, two side plates 2 are fixedly connected to the upper surface of the bottom plate 1, three rollers 4 are provided between the two side plates 2, and constraint rods 3 are passed through the three rollers 4. The three constraint rods 3 are slidably connected to the moving grooves 21 on both sides, and the moving grooves 21 are symmetrically opened on the side plates 2; the effect achieved by the above components is: the three constraint rods 3 can slide along the moving grooves 21, and drive the rollers 4 to slide along the moving grooves 21 under the constraint of the constraint rods 3, so that the three rollers 4 can be adjusted according to the precision requirements of different products, thereby ensuring the precision requirements of the products.

[0033] like Figures 1-8 As shown, in this embodiment: the movable grooves 21 are equidistantly arranged in a circular array on the two side panels 2, the length of the movable grooves 21 is greater than the diameter of the constraint rod 3, the diameter of the constraint rod 3 is the same as the width of the movable grooves 21, and the constraint rod 3 slides along the movable grooves 21; the effect achieved by the above components is: the length of the movable grooves 21 is greater than the diameter of the constraint rod 3, so that the constraint rod 3 can slide along the movable grooves 21.

[0034] like Figures 1-8 As shown, in this embodiment: a limiting ring 41 is provided at both ends of the three rollers 4, the limiting ring 41 is in contact with the side surface of the side plate 2, and the diameter is greater than the width of the movable groove 21; the effect achieved by the above components is: the diameter of the limiting ring 41 is greater than the width of the movable groove 21, which can limit the position of the three rollers 4 and will not enter the movable groove 21.

[0035] like Figures 1-8 As shown, in this embodiment: a moving mechanism 5 is provided at one end of the constraint rod 3, and the moving mechanism 5 includes a bidirectional motor 51 fixedly installed at the end of the constraint rod 3, and the size of the bidirectional motor 51 is larger than the width of the moving groove 21; the effect achieved by the above components is: the size of the bidirectional motor 51 is larger than the width of the moving groove 21, and therefore, the bidirectional motor 51 will not enter the moving groove 21, thereby limiting the position of one end of the constraint rod 3 and preventing lateral offset.

[0036] like Figures 1-8 As shown, in this embodiment: the output end of the bidirectional motor 51 is fixedly connected to the rotating shaft 52, the free end of the rotating shaft 52 is fixedly connected to the gear 53, the gear 53 is meshingly connected to the tooth plate 55, the tooth plate 55 is fixedly mounted on the vertical plate 54, and the vertical plate 54 is fixedly mounted on the side of the side plate 2; the effect achieved by the above components is: the bidirectional motor 51 drives the gear 53 to rotate through the rotating shaft 52, the gear 53 moves along the tooth plate 55, to drive the constraint rod 3 to slide along the moving groove 21, and drives the winding roller 4 to slide along the moving groove 21 under the constraint of the constraint rod 3, so that the three winding rollers 4 can be adjusted according to the precision requirements of different products, thereby ensuring the precision requirements of the products.

[0037] like Figures 1-8 As shown, in this embodiment: a limiting mechanism 6 is provided at the other end of the constraint rod 3, and the limiting mechanism 6 includes a limiting block 61, which is fixedly connected to the end of the constraint rod 3 and has a size larger than the diameter of the constraint rod 3; the effect achieved by the above components is: the size of the limiting block 61 is larger than the diameter of the constraint rod 3, and therefore, the limiting block 61 will not enter the movable groove 21, and the position of one end of the constraint rod 3 can be limited without lateral offset.

[0038] like Figures 1-8As shown, in this embodiment: a movable cavity 62 is provided in the limit block 61, and the movable cavity 62 extends in a direction perpendicular to the side panel 2. Two first movable grooves 63 are provided on the side of the limit block 61 that is close to the side panel 2. A locking mechanism 7 is provided in the limit block 61. The locking mechanism 7 includes a movable block 71 slidably connected to the movable cavity 62. A second movable groove 75 corresponding to the first movable groove 63 is provided on the side of the movable block 71 close to the side panel 2. The first movable groove 63 and the second movable groove 75 correspond in position and have the same size. The effect achieved by the above components is that the movable block 71 can slide along the movable cavity 62 to approach or move away from the first movable groove 63 and the second movable groove 75.

[0039] like Figures 1-8 As shown, in this embodiment: a plurality of telescopic rods 77 are provided on the side of the moving block 71 away from the second moving groove 75, the free end of the telescopic rod 77 is slidably connected in the telescopic groove 64, the telescopic groove 64 is opened in the limit block 61, and a spring 78 is provided on the outer sleeve of the telescopic rod 77, and the spring 78 is located between the moving block 71 and the inner wall of the limit block 61; the effect achieved by the above components is: a plurality of springs 78 can drive the moving block 71 to slide along the moving cavity 62 to approach the first moving groove 63 and the second moving groove 75; the free end of the telescopic rod 77 is slidably connected in the telescopic groove 64 to maintain the stability of the moving block 71 sliding along the moving cavity 62 to prevent jamming.

[0040] like Figures 1-8 As shown, in this embodiment: a handle 79 is also provided on the side of the moving block 71 away from the second moving groove 75, and the handle 79 extends out of the moving cavity 62 to the outside of the limit block 61; the effect achieved by the above components is: the handle 79 can drive the moving block 71 away from the second moving groove 75, and at the same time compress the spring 78.

[0041] The above technical solution can enable the moving block 71 to move closer to or farther from the first moving groove 63 and the second moving groove 75 .

[0042] like Figures 1-8 As shown, in this embodiment: a plurality of locking grooves 22 are provided on both sides of the movable groove 21, and the locking grooves 22 are provided on the opposite sides of the two side panels 2. The locking mechanism 7 is inserted into the locking grooves 22 to lock the position of the limit block 61 and the side panel 2.

[0043] like Figures 1-8As shown, in this embodiment: a sliding block 73 is slidably connected inside the moving block 71, and a locking block 74 is provided on the side of the sliding block 73 close to the side panel 2, and the locking block 74 passes through the second moving groove 75 and the first moving groove 63 and extends to the outside of the limit block 61; the effect achieved by the above components is: in the process of the moving block 71 approaching or moving away from the first moving groove 63 and the second moving groove 75, the locking block 74 is driven by the sliding block 73 to slide along the second moving groove 75 and the first moving groove 63, so that the locking block 74 approaches or moves away from the two side panels 2.

[0044] like Figures 1-8 When the locking cam 72 is in the unlocked position, the locking cam 72 can be locked directly to the unlocked position, and the locking cam 72 can be locked directly to the unlocked position.

[0045] When the locking cam 72 is in the unlocked position, the locking cam 72 will be in the unlocked position, and the locking cam 72 will be in the unlocked position, so the locking cam 72 will be in the unlocked position.

[0046] The following is a description of the sliding connection between the sliding block 73 and the moving block 71:

[0047] like Figures 1-8 As shown, in this embodiment: two sliding grooves 72 are provided in the moving block 71, and the sliding block 73 is slidably connected in the sliding grooves 72. The extending direction of the sliding grooves 72 is parallel to the moving grooves 21, and the length of the sliding grooves 72 is greater than the sliding block 73; the effect achieved by the above components is: during the insertion of the tapered block 76 into the locking groove 22, the tapered block 76 and the locking block 74 drive the moving block 71 to slide along the sliding grooves 72. Even if the locking block 74 does not correspond to the position of the locking groove 22, the locking block 74 can also be inserted into the locking groove 22 under the drive of the tapered block 76, thereby realizing the locking of the position of the limit block 61 and the side panel 2.

[0048] like Figures 1-8 As shown, in this embodiment: the width of the locking block 74 is smaller than the width of the second moving groove 75 and the first moving groove 63; the effect achieved by the above components is: during the sliding process of the moving block 71 along the sliding groove 72, the locking block 74 can also slide along the second moving groove 75 and the first moving groove 63.

[0049] The operating principle of the present invention is as follows: when in use, the winding roller 4 is limited by the limit block 61. When operating on different products, the bidirectional motor 51 rotates through the rotating shaft 52 to drive the gear 53 to rotate, and the gear 53 moves along the tooth plate 55 to drive the constraint rod 3 to slide along the moving groove 21. Under the constraint of the constraint rod 3, the winding roller 4 is driven to slide along the moving groove 21. In this way, the three winding rollers 4 can be adjusted according to the precision requirements of different products, thereby ensuring the precision requirements of the products.

[0050] When locking sprocket 51 is in the state of being stepped on second locking sprocket 52, locking sprocket 52 is in the state of being stepped on second locking sprocket 52, and locking sprocket 52 is in the state of being stepped on second locking sprocket 52.

[0051] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. A high-precision straightening machine for cold-rolled coils, comprising a bottom plate (1), characterized in that: The invention comprises two side plates (2) fixedly connected to the upper surface of a bottom plate (1), three rollers (4) being provided between the two side plates (2), and constraint rods (3) being passed through the three rollers (4). The three constraint rods (3) are slidably connected to the movable grooves (21) on both sides, and the movable grooves (21) are symmetrically provided on the side plates (2). One end of the constraint rod (3) is provided with a movable mechanism (5), and the other end is provided with a limiting mechanism (6), and the limiting mechanism (6) comprises a limiting block (61), and the limiting block (61) is fixedly connected to the end of the constraint rod (3) and has a size larger than the diameter of the constraint rod (3). A plurality of locking grooves (22) are provided on both sides of the movable groove (21), and the locking grooves (22) are provided on the opposite sides of the two side plates (2). A locking mechanism (7) is provided in the limiting block (61), and the locking mechanism (7) is inserted into the locking groove (22) to achieve locking of the position of the limiting block (61) and the side plate (2).

2. The high-precision straightening machine for cold-rolled coil according to claim 1, characterized in that: A movable cavity (62) is provided in the limit block (61), and the movable cavity (62) extends in a direction perpendicular to the side plate (2). The side of the limit block (61) that is in contact with the side plate (2) is provided with two first movable grooves (63); the locking mechanism (7) includes a movable block (71) slidably connected in the movable cavity (62), and a second movable groove (75) corresponding to the first movable groove (63) is provided on the side of the movable block (71) close to the side plate (2). The first movable groove (63) and the second movable groove (75) correspond in position and have the same size.

3. The high-precision straightening machine for cold-rolled coil according to claim 2, characterized in that: A sliding block (73) is slidably connected inside the moving block (71), and a locking block (74) is provided on the side of the sliding block (73) close to the side plate (2). The locking block (74) passes through the second moving groove (75) and the first moving groove (63) and extends to the outside of the limiting block (61). The width of the locking block (74) is smaller than the width of the second moving groove (75) and the first moving groove (63).

4. The high-precision straightening machine for cold-rolled coil according to claim 3, characterized in that: The free end of the locking block (74) is fixedly connected to a tapered block (76), the locking groove (22) matches the locking block (74) and the tapered block (76), and the locking block (74) and the tapered block (76) are inserted into the locking groove (22) to achieve locking of the position of the limit block (61) and the side plate (2).

5. The high-precision straightening machine for cold-rolled coil according to claim 4, characterized in that: Two sliding grooves (72) are provided in the moving block (71), and the sliding block (73) is slidably connected in the sliding grooves (72). The extending direction of the sliding grooves (72) is parallel to the moving groove (21), and the length of the sliding grooves (72) is greater than that of the sliding block (73).

6. The high-precision straightening machine for cold-rolled coil according to claim 5, characterized in that: The side of the moving block (71) away from the second moving groove (75) is provided with a plurality of telescopic rods (77), the free ends of the telescopic rods (77) are slidably connected in the telescopic groove (64), the telescopic groove (64) is opened in the limit block (61), the outer sleeve of the telescopic rod (77) is provided with a spring (78), the spring (78) is located between the moving block (71) and the inner wall of the limit block (61), the side of the moving block (71) away from the second moving groove (75) is also provided with a handle (79), the handle (79) extends out of the moving cavity (62) to the outside of the limit block (61).

7. The high-precision straightening machine for cold-rolled coil according to claim 6, characterized in that: The moving mechanism (5) comprises a bidirectional motor (51) fixedly mounted on the end of the restraining rod (3); the size of the bidirectional motor (51) is larger than the width of the moving slot (21); the output end of the bidirectional motor (51) is fixedly connected to a rotating shaft (52); the free end of the rotating shaft (52) is fixedly connected to a gear (53); the gear (53) is meshedly connected to a toothed plate (55); the toothed plate (55) is fixedly mounted on a vertical plate (54); and the vertical plate (54) is fixedly mounted on the side of the side plate (2).

8. The high-precision straightening machine for cold-rolled coil according to claim 7, characterized in that: The movable grooves (21) are equidistantly arranged in a circular array on the two side plates (2); the length of the movable grooves (21) is greater than the diameter of the restraining rod (3); the diameter of the restraining rod (3) is the same as the width of the movable grooves (21), and the restraining rod (3) slides along the movable grooves (21).

9. The high-precision straightening machine for cold-rolled coil according to claim 8, characterized in that: Limiting rings (41) are provided at both ends of the three rollers (4), and the limiting rings (41) are fitted to the side surfaces of the side plates (2), and the diameters thereof are larger than the widths of the movable grooves (21).

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