Steel plate straightening machine for thin profile

Abstract

The utility model discloses a steel plate straightening machine for thin profiles. The lower leveling roller set is arranged on the lower die base, the upper die base is arranged above the lower die base, the upper leveling roller set is arranged on the upper die base in a suspended mode, and the transmission module is arranged beside the lower die base and used for driving the lower leveling roller set and the upper leveling roller set to work synchronously. The transmission module comprises a gear transmission system connected with the driving device, an upper row of universal transmission rods arranged between the gear transmission system and the upper leveling roller set, and a lower row of universal transmission rods arranged between the gear transmission system and the lower leveling roller set. The lower leveling roller set and the upper leveling roller set are in linkage with the gear transmission system through the upper-row universal transmission rod and the lower-row universal transmission rod, so that even if the diameters of leveling rollers in the lower leveling roller set and the upper leveling roller set are very small, stable driving can be achieved, gears in the gear transmission system are not limited by the sizes of the leveling rollers, and the leveling effect is good. And the strength of the gear is improved through proper enlargement.

Description

Technical field:

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a steel plate straightening machine used for thin profiles. Background technology:

[0002] Steel plates are often used in the industrial manufacturing process, and the raw materials of steel plates are usually coils. In order to ensure smooth production and feeding, it is usually necessary to level and correct the steel plates at the front end of the transmission mechanism to ensure that the steel plates sent to the machine tool are flat materials. Traditional leveling mechanisms can have a good correction effect on thicker steel plates, such as: a leveling mechanism of a leveling machine with Chinese patent application number 201120206549.8. In the technical solution disclosed in the patent, three groups of leveling rollers with the same diameter are used to level the steel plates, and only the appropriate The leveling of thick coils has a very good effect, but for very thin steel plates, the effect is not good after passing through the leveling mechanism, and there is still curling and the flatness requirement cannot be met. In order to achieve the leveling of thin steel plates, the diameter of the leveling roller needs to be made very small to achieve the bending of the thin steel plates and eliminate the internal stress of the thin steel plates. However, after using leveling rollers with very small diameters, how to achieve synchronous driving of the upper and lower sets of leveling rollers becomes an urgent problem to be solved. Obviously, the strength of traditional gear transmission cannot guarantee the effective drive of the leveling roller when the diameter is very small.

[0003] In view of this, the inventor proposes the following technical solution. Utility model content:

[0004] The utility model aims to overcome the deficiencies of the prior art and provide a steel plate straightening machine for thin-section materials.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a steel plate straightening machine for thin-section materials, comprising: a lower die base, a lower leveling roller group arranged on the lower die base, an upper die base floatingly arranged above the lower die base, an upper leveling roller group suspended on the upper die base, and a transmission module arranged beside the lower die base and used to drive the lower leveling roller group and the upper leveling roller group to work synchronously, the transmission module comprising a gear transmission system connected to a driving device, an upper row of universal transmission rods arranged between the gear transmission system and the upper leveling roller group, and a lower row of universal transmission rods arranged between the gear transmission system and the lower leveling roller group.

[0006] Furthermore, in the above technical solution, a plurality of transmission rods are arranged in the upper row of universal transmission rods, each transmission rod includes a first universal joint arranged at the end of the transmission shaft in the gear transmission system, a second universal joint arranged at the end of the leveling roller in the upper leveling roller group, and a telescopic rod arranged between the first universal joint and the second universal joint, and the lower row of universal transmission rods has the same structure as the upper row of universal transmission rods.

[0007] Furthermore, in the above technical solution, the gear transmission system includes a driven gear assembly arranged at the ends of the upper row of universal transmission rods and the lower row of universal transmission rods and meshing with each other, at least one set of main gear assemblies matching and meshing with the sides of the driven gear assemblies, and a transmission chain arranged between the main gear assembly and the driving device.

[0008] Furthermore, in the above technical scheme, the lower die seat is provided with a left lower support seat and a right lower support seat for installing and supporting the two ends of the lower leveling roller group, and the lower die seat is also provided with a lower back pressure wheel die group located between the left lower support seat and the right lower support seat and used to support the middle part of the lower leveling roller group; the upper die seat is provided with a left upper support seat and a right upper support seat for installing and supporting the two ends of the upper leveling roller group, and the upper die seat is also provided with an upper back pressure wheel die group located between the left upper support seat and the right upper support seat and used to support the middle part of the upper leveling roller group.

[0009] Furthermore, in the above technical solution, the lower back pressure wheel module includes a lower back pressure seat, a plurality of supporting shaft cores arranged on the lower back pressure seat, and a plurality of groups of miniature bearings arranged on the supporting shaft cores and used to contact the lower leveling roller group, and the upper back pressure wheel module has the same structure as the lower back pressure wheel module.

[0010] Furthermore, in the above technical solution, the micro bearings are arranged in three rows in parallel, wherein the micro bearings on two adjacent support shaft cores are arranged in a staggered manner, and the micro bearings are pressed between two leveling rollers in the lower leveling roller group.

[0011] Furthermore, in the above technical solution, the diameters of the leveling rollers in the lower leveling roller group and the upper leveling roller group are 8 mm-12 mm.

[0012] Furthermore, in the above technical solution, the lower mold base is arranged on a support platform of a frame, and the upper mold base is arranged on a lifting floating frame, which passes through the support platform and the lower mold base, and a lifting drive device for pushing the lifting floating frame to move up and down is arranged under the support platform.

[0013] Furthermore, in the above technical solution, the lifting floating frame includes four first guide columns passing through the support platform and the lower mold base, a support sleeve arranged on the support platform and sleeved on the first guide column for supporting the upper mold base, a floating spring arranged between the support sleeve and the upper mold base, an adjustment disk arranged on the top of the first guide column and used to limit and fix the upper mold base, and a support base plate arranged on the bottom of the first guide column and used to install the lifting drive device, one end of the lifting drive device is installed on the support base plate, and the other end of the lifting drive device is fixed to the support platform.

[0014] Furthermore, in the above technical solution, both ends of the lower die base are respectively provided with an inlet assembly and an outlet assembly for docking and transferring materials.

[0015] After adopting the above technical scheme, the utility model has the following beneficial effects compared with the prior art: in the utility model, the lower leveling roller group and the upper leveling roller group are linked to the gear transmission system by adopting the upper and lower universal transmission rods, so that even if the diameters of the leveling rollers in the lower and upper leveling roller groups are very small, stable driving can be achieved, and there is no need to directly set the gears at the ends of the lower and upper leveling roller groups. The gears in the gear transmission system are not limited by the size of the leveling rollers and can be appropriately enlarged, thereby improving the strength of the gears. This not only ensures the stability of the transmission and realizes the effective driving of the leveling rollers, but also utilizes the universal swing of the upper and lower universal transmission rods to separate the lower and upper leveling roller groups, thereby facilitating the installation of materials and the cleaning and replacement of leveling rollers. Description of the drawings:

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the transmission module in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the lifting floating frame in the utility model;

[0020] Figure 5 It is a structural schematic diagram of the lower back pressure wheel module in the utility model. Specific implementation method:

[0021] The utility model is further described below in conjunction with specific embodiments and drawings.

[0022] See Figures 1 to 5As shown, a steel plate straightening machine for thin-section materials comprises: a lower die base 1, a lower leveling roller group 2 arranged on the lower die base 1, an upper die base 3 floatingly arranged above the lower die base 1, an upper leveling roller group 4 suspended on the upper die base 3, and a transmission module 5 arranged beside the lower die base 1 and used for driving the lower leveling roller group 2 and the upper leveling roller group 4 to work synchronously, the transmission module 5 comprises a gear transmission system 51 connected to the driving device 6, an upper row of universal transmission rods 52 arranged between the gear transmission system 51 and the upper leveling roller group 4, and a lower row of universal transmission rods 53 arranged between the gear transmission system 51 and the lower leveling roller group 2. By adopting the upper universal transmission rod 52 and the lower universal transmission rod 53 to link the lower leveling roller group 2 and the upper leveling roller group 4 with the gear transmission system 51, even if the diameter of the leveling rollers in the lower leveling roller group 2 and the upper leveling roller group 4 is very small, stable driving can be achieved. There is no need to directly set the gears at the ends of the lower leveling roller group 2 and the upper leveling roller group 4, and the gears in the gear transmission system 51 are not limited by the size of the leveling rollers and can be appropriately enlarged, thereby improving the strength of the gears. This not only ensures the stability of the transmission and realizes the effective driving of the leveling rollers, but also utilizes the universal swing of the upper universal transmission rod 52 and the lower universal transmission rod 53 to separate the lower leveling roller group 2 from the upper leveling roller group 4, thereby facilitating the installation of materials and the cleaning and replacement of leveling rollers.

[0023] The upper row of universal transmission rods 52 is provided with a plurality of transmission rods, each transmission rod includes a first universal joint 521 provided at the end of the transmission shaft in the gear transmission system 51, a second universal joint 522 provided at the end of the leveling roller in the upper leveling roller group 4, and a telescopic rod 523 provided between the first universal joint 521 and the second universal joint 522. The structure of the lower row of universal transmission rods 53 is the same as that of the upper row of universal transmission rods 52. The first universal joint 521 and the second universal joint 522 are connected by a telescopic rod 523, and the telescopic rod 523 is used to adjust the distance between the first universal joint 521 and the second universal joint 522, thereby adapting to the equal distance between different transmission shafts and leveling rollers, ensuring the versatility of the transmission rod, and through the contraction of the telescopic rod 523, after the distance between the upper leveling roller group 4 and the lower leveling roller group 2 is increased, the upper leveling roller group 4 still remains connected to the upper row of universal transmission rods 52, so that there is no need to disassemble the transmission module 5, and installation of materials and cleaning are more convenient.

[0024] The gear transmission system 51 includes a driven gear assembly 511 disposed at the ends of the upper row of universal transmission rods 52 and the lower row of universal transmission rods 53 and meshing with each other, at least one set of main gear assemblies 512 matching and meshing with the side of the driven gear assembly 511, and a transmission chain 513 disposed between the main gear assembly 512 and the driving device 6. Two sets of the main gear assemblies 512 are arranged in parallel and meshed with the driven gear assembly 511, and the two sets of the main gear assemblies 512 are connected to the driving device 6 through the transmission chain 513 respectively. The gear transmission system 51 also includes a gear box 514, and the gears and bearings of the driven gear assembly 511 and the main gear assembly 512 are located in the gear box 514. The driven gear assembly 511 and the main gear assembly 512 each include a support shaft, a gear mounted on the support shaft, and a bearing for support, and the sprocket in the transmission chain 513 is mounted on the support shaft.

[0025] The lower die seat 1 is provided with a left lower support seat 11 and a right lower support seat 12 for mounting and supporting the two ends of the lower leveling roller group 2, and the lower die seat 1 is also provided with a lower back pressure wheel module 13 located between the left lower support seat 11 and the right lower support seat 12 and used to support the middle part of the lower leveling roller group 2; the upper die seat 3 is provided with a left upper support seat 31 and a right upper support seat 32 for mounting and supporting the two ends of the upper leveling roller group 4, and the upper die seat 3 is also provided with an upper back pressure wheel module 33 located between the left upper support seat 31 and the right upper support seat 32 and used to support the middle part of the upper leveling roller group 4.

[0026] The lower back pressure wheel module 13 includes a lower back pressure seat 131, a plurality of support shaft cores 132 arranged on the lower back pressure seat 131, and a plurality of groups of micro bearings 133 arranged on the support shaft cores 132 and used to contact the lower leveling roller group 2. The upper back pressure wheel module 33 has the same structure as the lower back pressure wheel module 13. The micro bearings 133 are arranged in three rows in parallel, wherein the micro bearings 133 on two adjacent support shaft cores 132 are arranged in a staggered manner, and the micro bearings 133 are pressed between two leveling rollers in the lower leveling roller group 2. A gasket 134 is also arranged between the lower back pressure seat 131 and the lower die seat 1.

[0027] The diameters of the leveling rollers in the lower leveling roller set 2 and the upper leveling roller set 4 are 8 mm to 12 mm.

[0028] The lower die base 1 is arranged on a support platform 7 of a frame, and the upper die base 3 is arranged on a lifting floating frame 8, which passes through the support platform 7 and the lower die base 1, and a lifting driving device 9 for pushing the lifting floating frame 8 to move up and down is arranged below the support platform 7. The lifting floating frame 8 includes four first guide pillars 81 that pass through the support platform 7 and the lower die base 1, a support sleeve 82 arranged on the support platform 7 and sleeved on the first guide pillar 81 to support the upper die base 3, a floating spring 83 arranged between the support sleeve 82 and the upper die base 3, an adjustment disk 84 arranged on the top of the first guide pillar 81 and used to limit and fix the upper die base 3, and a support bottom plate 85 arranged on the bottom of the first guide pillar 81 and used to install the lifting driving device 9, one end of the lifting driving device 9 is installed on the support bottom plate 85, and the other end of the lifting driving device 9 is fixed on the support platform 7. The adjusting disk 84 is located above the upper die seat 3 , and a bearing 87 for easy rotation is provided between the adjusting disk 84 and the upper die seat 3 . A tightening screw 86 is also provided on the adjusting disk 84 . Detection devices 88 for detecting contact positions are provided on the four corners of the upper die seat 3 .

[0029] The two ends of the lower die base 1 are respectively provided with an inlet assembly A and an outlet assembly B for docking and transferring materials.

[0030] To sum up, when the utility model is working, the thin profile passes through the feed port assembly A, and at the same time, the lifting drive device 9 pushes the lifting floating frame 8 to lift the upper leveling roller group 4, so that the thin profile passes between the upper leveling roller group 4 and the lower leveling roller group 3, and then extends from the discharge port assembly B; further, during the leveling work, the thin profile is first flattened by the feed port assembly A, so that the thin profile can enter between the upper leveling roller group 4 and the lower leveling roller group 3 smoothly and smoothly. After the lifting drive device 9 lowers the upper leveling module group 4, the drive device 6 drives the upper leveling module group 4 and the lower leveling module group 3 to rotate synchronously through the transmission module group 5. After the thin profile passes between the upper leveling module group 4 and the lower leveling module group 3, it is continuously bent to eliminate internal stress, thereby realizing the leveling of the thin profile. In the transmission module 5, the upper and lower leveling modules 4 and 3 are linked with the gear transmission system 51 through the upper and lower universal transmission rods 52 and 53. The gear transmission system 51 is enlarged laterally by the transmission rods to facilitate the processing of the gears.

[0031] Of course, the above description is only a specific embodiment of the present invention and is not intended to limit the scope of implementation of the present invention. Any equivalent changes or modifications made according to the structure, characteristics and principles described in the patent application scope of the present invention should be included in the patent application scope of the present invention.

Claims

1. A steel plate straightening machine for thin profiles, characterized in that: include: A lower die base (1), a lower leveling roller group (2) arranged on the lower die base (1), an upper die base (3) floatingly arranged above the lower die base (1), an upper leveling roller group (4) suspended on the upper die base (3), and a transmission module (5) arranged beside the lower die base (1) and used to drive the lower leveling roller group (2) and the upper leveling roller group (4) to work synchronously, the transmission module (5) comprising a gear transmission system (51) connected to a driving device (6), an upper row of universal transmission rods (52) arranged between the gear transmission system (51) and the upper leveling roller group (4), and a lower row of universal transmission rods (53) arranged between the gear transmission system (51) and the lower leveling roller group (2).

2. A steel plate straightening machine for thin profiles according to claim 1, characterized in that: The upper row of universal transmission rods (52) is provided with a plurality of transmission rods, each transmission rod comprising a first universal joint (521) provided at the end of a transmission shaft in the gear transmission system (51), a second universal joint (522) provided at the end of a leveling roller in the upper leveling roller group (4), and a telescopic rod (523) provided between the first universal joint (521) and the second universal joint (522), and the lower row of universal transmission rods (53) have the same structure as the upper row of universal transmission rods (52).

3. The steel plate straightening machine for thin profiles according to claim 1, characterized in that: The gear transmission system (51) comprises a driven gear assembly (511) disposed at the ends of the upper row universal transmission rod (52) and the lower row universal transmission rod (53) and meshing with each other, at least one set of main gear assemblies (512) matching and meshing with the sides of the driven gear assemblies (511), and a transmission chain (513) disposed between the main gear assemblies (512) and the driving device (6).

4. A steel plate straightening machine for thin profiles according to claim 1, characterized in that: The lower die seat (1) is provided with a left lower support seat (11) and a right lower support seat (12) for mounting and supporting the two ends of the lower leveling roller group (2); the lower die seat (1) is also provided with a lower back pressure wheel die set (13) located between the left lower support seat (11) and the right lower support seat (12) and used to support the middle part of the lower leveling roller group (2); the upper die seat (3) is provided with a left upper support seat (31) and a right upper support seat (32) for mounting and supporting the two ends of the upper leveling roller group (4); the upper die seat (3) is also provided with an upper back pressure wheel die set (33) located between the left upper support seat (31) and the right upper support seat (32) and used to support the middle part of the upper leveling roller group (4).

5. A steel plate straightening machine for thin profiles according to claim 4, characterized in that: The lower back pressure wheel module (13) comprises a lower back pressure seat (131), a plurality of support shaft cores (132) arranged on the lower back pressure seat (131), and a plurality of groups of miniature bearings (133) arranged on the support shaft cores (132) and used for contacting the lower leveling roller group (2). The upper back pressure wheel module (33) has the same structure as the lower back pressure wheel module (13).

6. A steel plate straightening machine for thin profiles according to claim 5, characterized in that: The micro bearings (133) are arranged in three rows in parallel, wherein the micro bearings (133) on two adjacent support shaft cores (132) are arranged in a staggered manner, and the micro bearings (133) are pressed between two leveling rollers in the lower leveling roller group (2).

7. The steel plate straightening machine for thin-section materials according to claim 1, characterized in that: The diameters of the leveling rollers in the lower leveling roller group (2) and the upper leveling roller group (4) are 8 mm to 12 mm.

8. A steel plate straightening machine for thin profiles according to any one of claims 1 to 7, characterized in that: The lower die base (1) is arranged on a support platform (7) of a frame, and the upper die base (3) is arranged on a lifting floating frame (8). The lifting floating frame (8) passes through the support platform (7) and the lower die base (1), and a lifting driving device (9) for driving the lifting floating frame (8) to move up and down is arranged below the support platform (7).

9. A steel plate straightening machine for thin profiles according to claim 8, characterized in that: The lifting floating frame (8) includes four first guide columns (81) passing through the support platform (7) and the lower mold base (1), a support sleeve (82) arranged on the support platform (7) and sleeved on the first guide column (81) for supporting the upper mold base (3), a floating spring (83) arranged between the support sleeve (82) and the upper mold base (3), an adjustment disk (84) arranged on the top of the first guide column (81) and used for limiting and fixing the upper mold base (3), and a support base plate (85) arranged on the bottom of the first guide column (81) and used for installing the lifting drive device (9), one end of the lifting drive device (9) is installed on the support base plate (85), and the other end of the lifting drive device (9) is fixed on the support platform (7).

10. A steel plate straightening machine for thin profiles according to claim 8, characterized in that: The two ends of the lower die base (1) are respectively provided with an inlet assembly (A) and an outlet assembly (B) for docking and transferring materials.

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