Rotary straightening machine for reinforcing steel bars

Abstract

The utility model relates to the technical field of straightening machines, and discloses a steel bar rotating straightening machine which comprises a bottom plate, two bases are arranged on each of the two sides of the top of the bottom plate, one base is fixedly connected with the top of the bottom plate, top bases are arranged on the tops of the two bases, and first screw rods are arranged at the four corners of the two bases and the four corners of the top bases; the first screw rod is in threaded connection with the top seat and the base; by arranging the sliding barrels and the connecting columns, the diameter between the two sliding barrels can be adjusted so as to adapt to steel bars with different diameters, the steel bars with different diameters can be effectively straightened without replacing the rolling wheels, the working efficiency is greatly improved, meanwhile, tight contact between the rolling wheels and the steel bars can be ensured, and the service life of the rolling wheels is prolonged. By arranging the first screw rod, an operator can quickly adjust the distance between the rolling wheels according to needs, and a maintainer can more easily check and replace parts such as the rolling wheels.

Description

Technical Field

[0001] The present application relates to the technical field of straightening machines, and in particular to a steel bar rotary straightening machine. Background Art

[0002] A steel bar straightening machine; The utility model steel bar straightening machine comprises a base, an adjusting mechanism and a connecting mechanism are placed above the base, the adjusting mechanism comprises a second support plate, a mounting hole is provided on the front side of the second support plate, a screw rod is provided in the mounting hole, the front side of the second support plate corresponds to the first support plate, a threaded hole is penetrated through the front side of the first support plate, the screw rod is screwed with the threaded hole, a worm wheel is provided on the front side of the screw rod, a worm is meshed with the top of the worm wheel, a hand wheel is provided on the left side of the worm, two groups of guide blocks are evenly provided on the bottom of the first support plate, the connecting mechanism is located on the top of the second support plate and cooperates with the second support plate, and when the third straightening wheel and the first straightening wheel are used to straighten the steel bars, the fourth straightening wheel and the second straightening wheel will be in a stopped state.

[0003] The existing Chinese patent with announcement number CN220216544U discloses a steel bar straightening machine; the utility model steel bar straightening machine comprises a base, an adjusting mechanism and a connecting mechanism are placed above the base, the adjusting mechanism comprises a second support plate, a mounting hole is opened on the front side of the second support plate, a screw rod is arranged in the mounting hole, the front side of the second support plate corresponds to the first support plate, a threaded hole is penetrated through the front side of the first support plate, the screw rod is screwed with the threaded hole, a worm wheel is arranged on the front side of the screw rod, a worm is meshed with the top of the worm wheel, a hand wheel is arranged on the left side of the worm, two groups of guide blocks are evenly arranged on the bottom of the first support plate, the connecting mechanism is located at the top of the second support plate and cooperates with the second support plate, and when the third straightening wheel and the first straightening wheel are used to straighten the steel bars, the fourth straightening wheel and the second straightening wheel will be in a stopped state.

[0004] However, the above-mentioned straightening machine has the following disadvantages: the device is provided with two sets of straightening wheels, when one set is running, the other set will be in a stopped state, but the distance between the two rollers of the device cannot be adjusted, and the diameter of the rollers cannot be adjusted. For steel bars of different diameters, the rollers need to be replaced before they can be straightened. There is no guarantee of close contact between the rollers and the steel bars, which easily causes the diameters of the rollers and the steel bars to not match, resulting in sliding and slipping of the steel bars, thereby reducing the straightening accuracy.

[0005] Therefore, we propose a steel bar rotary straightening machine to solve this problem.

[0006] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0007] In order to solve the problem that the diameter of the roller cannot be adjusted and steel bars of different diameters cannot be straightened, the present application provides a steel bar rotary straightening machine.

[0008] The present application provides a steel bar rotary straightening machine adopts the following technical solution:

[0009] A steel bar rotary straightening machine comprises a bottom plate, two bases are arranged on both sides of the top of the bottom plate, one of the bases is fixedly connected to the top of the bottom plate, a top seat is arranged on the top of the two bases, first screws are arranged at the four corners of the two bases and the top seat, the first screws are threadedly connected to the top seat and the base, first driving mechanisms are arranged on both sides of the two bases, a plurality of first slide grooves are arranged at the opposite positions of the two bases and the top seat, two first sliders are slidably installed in the plurality of first slide grooves, and the two first sliders are away from the first A support plate is fixedly installed on one side of the slide slot, a rotating shaft is rotatably installed on the two support plates, a telescopic column is slidably installed between the two rotating shafts, the telescopic column rotates coaxially with the rotating shaft, a slide cylinder is fixedly installed on one side of the two rotating shafts close to the telescopic column, a connecting column is slidably arranged between the two slide cylinders, limiting grooves are arranged on both sides of the connecting column, limiting blocks are slidably installed in multiple limiting grooves, multiple limiting blocks are fixedly connected to the slide cylinder, the connecting column is fixedly connected to the telescopic column, and second driving mechanisms are arranged in multiple first slide slots.

[0010] Preferably, the first driving mechanism includes a dual-axis motor, a first bevel gear and a second bevel gear, the bottoms of multiple first screws are fixedly mounted with a first bevel gear, one side of multiple first bevel gears is provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, a dual-axis motor is provided between two of the second bevel gears, and the output end of the dual-axis motor is transmission-connected to the two second bevel gears.

[0011] Preferably, bearing seats are provided at the top of the two bases and the top of the first screw, the bearing seat located at the bottom is rotatably connected to the first screw, and the bearing seat located at the top is fixedly connected to the first screw.

[0012] Preferably, the second driving mechanism includes a double-headed threaded rod and a first motor, the double-headed threaded rod is rotatably installed in the first slide groove, the double-headed threaded rod passes through two first sliders, the double-headed threaded rod is threadedly connected to the two first sliders, the two first sliders are arranged opposite to each other, and the first motor is fixedly installed on one side of the first slide groove, and the output end of the first motor is transmission connected to the double-headed threaded rod.

[0013] Preferably, two second slide grooves are provided on one side of the top of the base plate, and two second sliders are slidably installed in the two second slide grooves, and the tops of the two second sliders are fixedly connected to the bottom of the other base, and a second screw rod is rotatably installed in the second slide groove, and the second screw rod passes through the second slider, and the second screw rod is threadedly connected to the second slider, and two second motors are fixedly installed on one side of the base plate, and the output ends of the second motors are drivingly connected to the second screw rods.

[0014] Preferably, a transmission mechanism is provided on one side of the two support plates located at the bottom.

[0015] In summary, the present application includes the following beneficial technical effects: by setting a slide cylinder and a connecting column, the diameter between the two slide cylinders can be adjusted to adapt to steel bars of different diameters. Steel bars of different diameters can be effectively straightened without replacing rollers, which greatly improves work efficiency. At the same time, it can ensure close contact between the rollers and the steel bars, reduce sliding and slipping caused by diameter mismatch, thereby improving straightening accuracy and effect. By setting the first screw, the operator can quickly adjust the roller spacing as needed, and maintenance personnel can also more easily check and replace rollers and other components. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of an embodiment of the application;

[0017] Figure 2 is a schematic diagram of a three-dimensional cross-sectional structure of an embodiment of the application;

[0018] Figure 3 is a schematic diagram of a three-dimensional cross-sectional structure from another viewing angle of an embodiment of the application;

[0019] Figure 4 It is a schematic diagram of a three-dimensional cross-sectional structure of a slide cylinder and a connecting column in an embodiment of the application;

[0020] Figure 5 It is an application embodiment Figure 4 A is an enlarged structural diagram of FIG.

[0021] Explanation of the accompanying drawings: 1. bottom plate; 2. base; 3. first screw rod; 4. top seat; 5. bearing seat; 6. first bevel gear; 7. second bevel gear; 8. dual-axis motor; 9. support plate; 10. first motor; 11. second motor; 12. second screw rod; 13. second slider; 14. double-headed threaded rod; 15. first slider; 16. connecting column; 17. slide cylinder; 18. limit groove; 19. limit block; 20. rotating shaft; 21. transmission mechanism; 22. telescopic column. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-5 This application is described in further detail.

[0023] The present application embodiment discloses a steel bar rotary straightening machine. Figure 1-5 A steel bar rotary straightening machine comprises a bottom plate 1, two bases 2 are arranged on both sides of the top of the bottom plate 1, one of the bases 2 is fixedly connected to the top of the bottom plate 1, a top seat 4 is arranged on the top of the two bases 2, first screws 3 are arranged at the four corners of the two bases 2 and the top seat 4, the first screws 3 are threadedly connected to the top seat 4 and the base 2, a first driving mechanism is arranged on both sides of the two bases 2, a plurality of first slide grooves are arranged at the opposite positions of the two bases 2 and the top seat 4, two first sliders 15 are slidably installed in the plurality of first slide grooves, a support plate 9 is fixedly installed on the side of the two first sliders 15 away from the first slide groove, a rotating shaft 20 is rotatably installed on the two support plates 9, a telescopic column 22 is slidably installed between the two rotating shafts 20, the telescopic column 22 rotates coaxially with the rotating shaft 20, a slide cylinder 17 is fixedly installed on the side of the two rotating shafts 20 close to the telescopic column 22, two A connecting column 16 is slidably arranged between the slide cylinders 17, and limiting grooves 18 are arranged on both sides of the connecting column 16. Limiting blocks 19 are slidably installed in multiple limiting grooves 18, and multiple limiting blocks 19 are fixedly connected to the slide cylinder 17. The connecting column 16 is fixedly connected to the telescopic column 22, and a second driving mechanism is arranged in multiple first slide grooves; by setting the slide cylinder 17 and the connecting column 16, the diameter between the two slide cylinders 17 can be adjusted to adapt to steel bars of different diameters. Steel bars of different diameters can be effectively straightened without replacing the rollers, which greatly improves the work efficiency. At the same time, it can ensure the close contact between the rollers and the steel bars, reduce the sliding and slipping caused by diameter mismatch, thereby improving the straightening accuracy and effect. By setting the first screw 3, the operator can quickly adjust the roller spacing as needed, and the maintenance personnel can also more easily check and replace the rollers and other components.

[0024] Reference Figure 2The first driving mechanism includes a double-axis motor 8, a first bevel gear 6 and a second bevel gear 7. The bottoms of multiple first screws 3 are fixedly mounted with first bevel gears 6, and one side of multiple first bevel gears 6 is provided with second bevel gears 7. The first bevel gears 6 are meshed with the second bevel gears 7. A double-axis motor 8 is provided between the two second bevel gears 7. The output end of the double-axis motor 8 is transmission-connected with the two second bevel gears 7, which can drive the first screw 3 to rotate, thereby moving the top seat 4 downward.

[0025] Reference Figure 1-2 A bearing seat 5 is provided at the top of the two bases 2 and the top of the first screw rod 3. The bearing seat 5 located at the bottom is rotatably connected to the first screw rod 3, and the bearing seat 5 located at the top is fixedly connected to the first screw rod 3, which can limit the first screw rod 3.

[0026] Reference Figure 3-4 The second driving mechanism includes a double-headed threaded rod 14 and a first motor 10. The double-headed threaded rod 14 is rotatably installed in the first slide groove. The double-headed threaded rod 14 passes through two first sliders 15. The double-headed threaded rod 14 is threadedly connected to the two first sliders 15. The two first sliders 15 are arranged opposite to each other. The first motor 10 is fixedly installed on one side of the first slide groove. The output end of the first motor 10 is transmission connected to the double-headed threaded rod 14, which can drive the two first sliders 15 to approach each other.

[0027] Reference Figure 3 Two second slide grooves are provided on one side of the top of the base plate 1, and two second sliders 13 are slidably installed in the two second slide grooves. The tops of the two second sliders 13 are fixedly connected to the bottom of the other base 2, and a second screw 12 is rotatably installed in the second slide groove. The second screw 12 penetrates the second slider 13, and the second screw 12 is threadedly connected to the second slider 13. Two second motors 11 are fixedly installed on one side of the base plate 1, and the output end of the second motor 11 is transmission connected to the second screw 12, so that the other base 2 can be driven to approach one of the bases 2.

[0028] Reference Figure 3 A transmission mechanism 21 is provided on one side of the two support plates 9 located below, which can drive the slide cylinder 17 and the connecting column 16 located below to rotate simultaneously.

[0029] The implementation principle of a steel bar rotary straightening machine in the embodiment of the present application is as follows: when in use, the two transmission mechanisms 21 are started, which can respectively drive the two slide cylinders 17 and the connecting column 16 to straighten the steel bars. When it is necessary to save electricity, the second motor 11 can be started, and the second motor 11 drives the second screw 12 to rotate, and the second screw 12 drives the second slider 13 to move, and the second slider 13 drives the other base 2 to approach one of the bases 2, so that the square rod on the other base 2 enters the square sleeve groove, so that one of the transmission mechanisms 21 drives the other transmission mechanism 21 to rotate, thereby driving the two slide cylinders 17 and the connecting column 16 to rotate. When it is necessary to adjust the distance between the top and bottom slide cylinders 17 and the connecting column 16, the dual-axis motor can be started. 8. The double-axis motor 8 drives the two second bevel gears 7 to rotate, and the two second bevel gears 7 drive the first bevel gear 6 to rotate. The multiple first bevel gears 6 drive the first screw 3 to rotate, and the first screw 3 drives the two top seats 4 to move downward, so as to approach the slide 17 and the connecting column 16 located below, to adapt to steel bars of different sizes. At the same time, multiple first motors 10 can be started, and the first motor 10 drives the double-headed threaded rod 14 to rotate, and the double-headed threaded rod 14 drives the two first sliders 15 to move away from each other, and the two first sliders 15 drive the two support plates 9 to move away from each other, and the two support plates 9 drive the limit blocks 19 in the two slides 17 to move in the limit groove 18, so that the two slides 17 move away from each other, expand the diameter of the roller, and adapt to steel bars of different diameters.

[0030] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0031] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0033] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A steel bar rotary straightening machine, comprising a bottom plate (1), characterized in that: Two bases (2) are provided on both sides of the top of the bottom plate (1), one of the bases (2) is fixedly connected to the top of the bottom plate (1), a top seat (4) is provided on the top of the two bases (2), four corners of the two bases (2) and the top seat (4) are provided with first screws (3), the first screws (3) are threadedly connected to the top seat (4) and the base (2), first driving mechanisms are provided on both sides of the inside of the two bases (2), a plurality of first slide grooves are provided at the opposite positions of the two bases (2) and the top seat (4), two first sliders (15) are slidably installed in the plurality of first slide grooves, a support plate (9) is fixedly installed on the side of the two first sliders (15) away from the first slide grooves, and two A rotating shaft (20) is rotatably mounted on the support plate (9), a telescopic column (22) is slidably mounted between the two rotating shafts (20), the telescopic column (22) rotates coaxially with the rotating shaft (20), a slide cylinder (17) is fixedly mounted on one side of the two rotating shafts (20) close to the telescopic column (22), a connecting column (16) is slidably mounted between the two slide cylinders (17), limiting grooves (18) are arranged on both sides of the connecting column (16), limiting blocks (19) are slidably mounted in a plurality of the limiting grooves (18), a plurality of the limiting blocks (19) are fixedly connected to the slide cylinder (17), the connecting column (16) is fixedly connected to the telescopic column (22), and a second driving mechanism is arranged in a plurality of the first slide grooves.

2. A steel bar rotary straightening machine according to claim 1, characterized in that: The first driving mechanism comprises a double-shaft motor (8), a first bevel gear (6) and a second bevel gear (7); the bottoms of the plurality of first screw rods (3) are fixedly mounted with the first bevel gear (6); one side of the plurality of first bevel gears (6) is provided with a second bevel gear (7); the first bevel gear (6) is meshed with the second bevel gear (7); a double-shaft motor (8) is provided between two of the second bevel gears (7); and the output end of the double-shaft motor (8) is transmission-connected with the two second bevel gears (7).

3. A steel bar rotary straightening machine according to claim 1, characterized in that: A bearing seat (5) is provided at the top of the two bases (2) and the top of the first screw rod (3); the bearing seat (5) located at the bottom is rotatably connected to the first screw rod (3), and the bearing seat (5) located at the top is fixedly connected to the first screw rod (3).

4. A steel bar rotary straightening machine according to claim 1, characterized in that: The second driving mechanism comprises a double-headed threaded rod (14) and a first motor (10); the double-headed threaded rod (14) is rotatably mounted in the first slide groove; the double-headed threaded rod (14) passes through two first sliders (15); the double-headed threaded rod (14) is threadedly connected to the two first sliders (15); the two first sliders (15) are arranged opposite to each other; a first motor (10) is fixedly mounted on one side of the first slide groove; and an output end of the first motor (10) is drivingly connected to the double-headed threaded rod (14).

5. A steel bar rotary straightening machine according to claim 1, characterized in that: Two second slide grooves are arranged on one side of the top of the base plate (1), and two second sliders (13) are slidably installed in the two second slide grooves. The tops of the two second sliders (13) are fixedly connected to the bottom of another base (2). A second screw rod (12) is rotatably installed in the second slide groove, and the second screw rod (12) passes through the second slider (13). The second screw rod (12) is threadedly connected to the second slider (13). Two second motors (11) are fixedly installed on one side of the base plate (1), and the output end of the second motor (11) is drivingly connected to the second screw rod (12).

6. A steel bar rotary straightening machine according to claim 1, characterized in that: A transmission mechanism (21) is provided on one side of the two support plates (9) located at the bottom.

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