Cold bending correction tool for stainless steel round bar

Abstract

The utility model discloses a cold bending correction tool for a stainless steel round bar, which relates to the technical field of correction tools and comprises a case. A correction pipe frame is movably connected to the mounted bearing of the machine box, open grooves convenient for the pressing wheels to slide in an attached mode are formed in the two sides of the correction pipe frame, and a plurality of correction pipe frames are arranged on each side. The pressing wheel is installed on a plummer block at the bottom of the adjusting lead screw in a matched mode, and the adjusting lead screw is connected to the correcting pipe frame through threads. Conveying rollers are arranged on the two sides of the straightening pipe frame, and a plurality of conveying rollers are arranged on each side; according to the bar straightening device, the straightening pipe frame rotates to drive the pressing wheel on the inner side to rotate, the position of the pressing wheel can be adjusted by adjusting the adjusting lead screw, the pressing wheel can be attached to the surface of a bar, the outer diameter of the bar is pressed and straightened along with rotation of the straightening pipe frame, and meanwhile the position of the pressing wheel can be adjusted according to the diameter of the bar.

Description

Technical Field

[0001] The utility model specifically relates to the technical field of correction tooling, in particular to a cold-bending correction tooling for stainless steel round bars. Background Art

[0002] Stainless steel bars can be divided into three types according to the production process: hot rolling, forging and cold drawing. The specifications of hot-rolled stainless steel round bars are 5.5-250 mm. Among them: 5.5-25 mm small stainless steel round bars are mostly supplied in bundles of straight bars, and are often used as steel bars, bolts and various mechanical parts; stainless steel round bars larger than 25 mm are mainly used to manufacture mechanical parts or as seamless steel pipe blanks.

[0003] China Utility Model Publication No. CN 217290193 U discloses a multifunctional bar straightening machine. It includes a first straightening machine and a second straightening machine, characterized in that a straightener is provided between the first straightening machine and the second straightening machine, an upper straightening roller and a lower straightening roller are vertically provided on the first straightening machine and the second straightening machine, one end of the upper straightening roller is connected to the lower straightening roller by gear meshing, a straightening roller is provided on the straightener, and the straightening roller is located below the lower straightening roller;

[0004] The above-mentioned multifunctional bar straightening machine has an upper straightening roller and a lower straightening roller on the first straightening machine and the second straightening machine which are connected by meshing gears, and a single steel bar can be corrected through the straightener connected between the two. When the bending position of the bar is on the side, the bar needs to be adjusted and the correction needs to be repeated many times, which is more troublesome to use. For this reason, we provide a cold bending correction tool for stainless steel round bars. By setting a correction pipe rack, the correction pipe rack drives the inner pressing wheel to rotate, thereby pressing and correcting the surface of the bar, which can ensure the correction effect and can successfully correct it once, making it more convenient to use. Utility Model Content

[0005] The utility model aims to provide a cold bending correction tool for stainless steel round bars to solve the problems raised in the background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A cold bending correction tool for stainless steel round bars, comprising a chassis; a correction pipe rack is movably connected to the seat bearing of the chassis, and grooves are provided on both sides of the correction pipe rack to facilitate the sliding of a pressing wheel, and multiple grooves are provided on each side; the pressing wheel is mounted on the seat bearing at the bottom of the adjusting screw rod, and the adjusting screw rod is connected to the correction pipe rack through a thread; conveying rollers are provided on both sides of the correction pipe rack, and multiple rollers are provided on each side.

[0008] As a further technical solution of the utility model, the conveying rollers on the same side are symmetrically arranged from top to bottom, and the upper conveying roller is mounted on the seat bearing of the lifting slider, and the lower conveying roller is mounted on the seat bearing on the adjusting frame.

[0009] As a further technical solution of the utility model, the lifting slider is slidably connected to the adjustment frame, and the seat bearing at the bottom of the lifting slider is matched with a lifting screw, which is connected to the adjustment frame through threads.

[0010] As a further technical solution of the utility model, one end of the conveying roller installed on the adjusting frame is connected with a gear, and multiple gears are connected by a toothed belt. Secondly, one of the gears is connected with the driving shaft of the feeding motor, and the feeding motor is fixed to the adjusting frame by bolts.

[0011] As a further technical solution of the utility model, one end of the correction pipe rack is connected with a pulley, two pulleys are provided, and the two pulleys are connected by a belt.

[0012] As a further technical solution of the utility model, the other of the two pulleys is cooperatively connected to the driving shaft of the driving motor, and the driving motor is fixed to the chassis by bolts.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, the correction tube rack rotates, thereby driving the inner pressing wheel to rotate. By adjusting the adjusting screw rod, the pressing wheel can be adjusted to fit the surface of the bar. As the correction tube rack rotates, the outer diameter of the bar is pressed and corrected, and the position of the pressing wheel can be adjusted according to the diameter of the bar.

[0015] 2. In the utility model, the conveying roller located at the top can move the lifting slider. By rotating the lifting screw, the lifting slider can be moved along the adjustment frame under the action of the lifting screw thread connection adjustment frame and the lifting slider sliding connection adjustment frame to adjust the distance between the upper and lower conveying rollers, so as to facilitate the use of bars with different diameters;

[0016] 3. In the utility model, the driving shaft of the driving motor drives the connected pulley to rotate, and with the cooperation of the belt, it can drive the pulley at one end of the correction pipe rack to rotate, thereby providing power for the rotation of the correction pipe rack. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0018] Figure 2 This utility model Figure 1Schematic diagram from another perspective.

[0019] Figure 3 This utility model Figure 1 main view.

[0020] Figure 4 This utility model Figure 1 Left view of .

[0021] Figure 5 This utility model Figure 4 Sectional view at AA.

[0022] In the figure: 1-adjusting frame, 2-conveying roller, 3-lifting slider, 4-lifting screw, 5-gear, 6-toothed belt, 7-feeding motor, 8-correction pipe rack, 9-pulley, 10-belt, 11-driving motor, 12-adjusting screw, 13-pressing wheel, 14-chassis. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 In an embodiment of the utility model, a cold bending correction tool for a stainless steel round bar includes a chassis 14; a correction pipe rack 8 is movably connected to the seat bearing of the chassis 14, and grooves are provided on both sides of the correction pipe rack 8 to facilitate the sliding of a pressing wheel 13, and multiple grooves are provided on each side; the pressing wheel 13 is installed on the seat bearing at the bottom of the adjusting screw rod 12, and the adjusting screw rod 12 is connected to the correction pipe rack 8 by threads; conveying rollers 2 are provided on both sides of the correction pipe rack 8, and multiple rollers are provided on each side.

[0025] By adopting the above technical solution, the correction tube rack 8 rotates, thereby driving the inner pressing wheel 13 to rotate. By adjusting the adjusting screw 12, the pressing wheel 13 can be adjusted to fit the surface of the rod. As the correction tube rack 8 rotates, the outer diameter of the rod is pressed and corrected. At the same time, the position of the pressing wheel 13 can be adjusted according to the diameter of the rod.

[0026] In this embodiment, the conveying rollers 2 located on the same side of the conveying rollers 2 are symmetrically arranged from top to bottom, and the upper conveying roller 2 is mounted on the seat bearing of the lifting slider 3, and the lower conveying roller 2 is mounted on the seat bearing on the adjusting frame 1.

[0027] Furthermore, the lifting slider 3 is slidably connected to the adjustment frame 1, and the seat bearing at the bottom of the lifting slider 3 is matched with the lifting screw 4, and the lifting screw 4 is connected to the adjustment frame 1 through threads.

[0028] By adopting the above technical solution, the conveying roller 2 located at the top can move the lifting slider 3. By rotating the lifting screw 4, the lifting screw 4 is threadedly connected to the adjustment frame 1 and the lifting slider 3 is slidably connected to the adjustment frame 1. The lifting slider 3 can be moved along the adjustment frame 1 to adjust the distance between the upper and lower conveying rollers 2, which is convenient for the use of rods with different diameters.

[0029] In this embodiment, one end of the conveying roller 2 installed on the adjusting frame 1 is connected with a gear 5, and multiple gears 5 are connected by a toothed belt 6. Secondly, one of the gears 5 is connected with the driving shaft of the feeding motor 7, and the feeding motor 7 is fixed to the adjusting frame 1 by bolts.

[0030] By adopting the above technical solution, the driving shaft of the feeding motor 7 drives the connecting gear 5 to rotate, and driven by the toothed belt 6, the adjacent conveying rollers 2 rotate to provide power for the rod transmission.

[0031] In this embodiment, one end of the correction pipe frame 8 is connected with a pulley 9 , two pulleys 9 are provided, and the two pulleys 9 are connected by a belt 10 .

[0032] Furthermore, the other pulley 9 of the two pulleys 9 is cooperatively connected to the driving shaft of the driving motor 11, and the driving motor 11 is fixed to the chassis 14 by bolts.

[0033] By adopting the above technical solution, the driving shaft of the driving motor 11 drives the connected pulley 9 to rotate, and with the cooperation of the belt 10, it can drive the pulley 9 at one end of the correction pipe rack 8 to rotate, thereby providing power for the rotation of the correction pipe rack 8.

[0034] The working principle of the utility model is as follows: when in use, the driving shaft of the feeding motor 7 drives the connecting gear 5 to rotate, and under the drive of the toothed belt 6, the adjacent conveying rollers 2 rotate to provide power for the transmission of the rods; the driving shaft of the driving motor 11 drives the connected pulley 9 to rotate, and with the cooperation of the belt 10, it can drive the pulley 9 at one end of the correction pipe rack 8 to rotate, thereby providing power for the rotation of the correction pipe rack 8; the correction pipe rack 8 rotates, thereby driving the inner pressing wheel 13 to rotate, and by adjusting the adjusting screw 12, the pressing wheel 13 can adjust its position to fit the surface of the rod, and as the correction pipe rack 8 rotates, the outer diameter of the rod is pressed and corrected, and the position of the pressing wheel 13 can be adjusted according to the diameter of the rod; the conveying roller 2 located above can move the lifting slider 3, and by rotating the lifting screw 4, under the action of the lifting screw 4 being threadedly connected to the adjustment frame 1 and the lifting slider 3 being slidably connected to the adjustment frame 1, the lifting slider 3 can move along the adjustment frame 1 to adjust the distance between the upper and lower conveying rollers 2, so as to facilitate the use of rods of different diameters.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0036] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A cold bending correction tool for stainless steel round bars, characterized in that: It comprises a chassis (14); a correction tube frame (8) is movably connected to the seat bearing of the chassis (14), and grooves are provided on both sides of the correction tube frame (8) to facilitate the sliding fit of the pressing wheel (13), and multiple grooves are provided on each side; the pressing wheel (13) is mounted on the seat bearing at the bottom of the adjusting screw rod (12), and the adjusting screw rod (12) is connected to the correction tube frame (8) by means of threads; conveying rollers (2) are provided on both sides of the correction tube frame (8), and multiple grooves are provided on each side.

2. The cold bending correction tool for stainless steel round bars according to claim 1, characterized in that: The conveying rollers (2) located on the same side of the conveying rollers (2) are symmetrically arranged from top to bottom, and the conveying roller (2) located on the top is mounted on the seat bearing of the lifting slider (3), and the conveying roller (2) located on the bottom is mounted on the seat bearing on the adjustment frame (1).

3. The cold bending correction tool for stainless steel round bars according to claim 2, characterized in that: The lifting slider (3) is slidably connected to the adjustment frame (1), and the seat bearing at the bottom of the lifting slider (3) is matched with a lifting screw (4), and the lifting screw (4) is connected to the adjustment frame (1) through a thread.

4. The cold bending correction tool for stainless steel round bars according to claim 1, characterized in that: One end of the conveying roller (2) installed on the adjusting frame (1) is matched with a gear (5), and a plurality of gears (5) are matched with each other through a toothed belt (6). Secondly, one of the gears (5) is matched with a driving shaft of a feeding motor (7), and the feeding motor (7) is fixed to the adjusting frame (1) by bolts.

5. The cold bending correction tool for stainless steel round bars according to claim 1, characterized in that: One end of the correction pipe frame (8) is connected with a pulley (9), two pulleys (9) are provided, and the two pulleys (9) are connected by a belt (10).

6. The cold bending correction tool for stainless steel round bars according to claim 5, characterized in that: The other pulley (9) of the two pulleys (9) is cooperatively connected to the driving shaft of the driving motor (11), and the driving motor (11) is fixed to the chassis (14) by bolts.

Images