Stable moving mechanism of cold bending unit

Abstract

The utility model discloses a stable moving mechanism of a cold bending unit, which comprises a base, a motor is arranged on one side of the base, a main double-thread screw is connected onto an output shaft of the motor, threads at two ends of the main double-thread screw are different in turning direction, a main gear is arranged at one end of the main double-thread screw close to the motor, an auxiliary gear is meshed on the main gear, and the auxiliary gear is meshed with the motor. The transmission ratio of the main gear to the auxiliary gear is one, an auxiliary double-thread screw is connected to the auxiliary gear, the screwing direction of threads at the two ends of the auxiliary double-thread screw is opposite to that of the main double-thread screw, main nuts are arranged at the two ends of the main double-thread screw, and auxiliary nuts are arranged at the two ends of the auxiliary double-thread screw. By adopting the design of the main gear and the auxiliary gear with the transmission ratio being one, the mechanism of synchronously rotating the main double-thread screw and the auxiliary double-thread screw under the driving of a single motor is realized, so that the stable and synchronous movement of the memorial archways on the two sides is ensured, the shaking is obviously reduced, and the movement stability is improved; and the driving assembly is simplified to only one motor, so that the equipment cost and the energy consumption are effectively reduced.

Description

Technical Field

[0007] ,

[0006]

[0001] The utility model relates to a stable moving mechanism of a cold bending unit. Background Technique

[0002] With the development of the metal processing industry, especially in the field of steel structure manufacturing, the demand for efficient, precise and energy-saving processing equipment is increasing day by day. As an efficient and environmentally friendly metal processing method, cold bending forming technology has been widely used in the production of various metal profiles, such as shelf columns, cable trays, auto parts, etc.

[0003] Patent CN 218310231 U discloses a cold bending forming device for profile processing. Support mechanisms are arranged on both the front and rear sides of the top of the operation board, and moving mechanisms are arranged on both the left and right ends of the operation board. The moving mechanisms on both sides drive a bidirectional threaded rod to rotate through two motors, so that the support mechanisms on both sides move inwards or outwards simultaneously, thereby being able to process profiles of different sizes. However, the two ends of the support mechanism are controlled by two motors respectively, and the synchronism is insufficient, which may cause vibration, jitter or instability during the movement of the object, and increase the maintenance cost of the system. Content of the Utility Model

[0004] The main purpose of the utility model is to provide a stable moving mechanism of a cold bending unit to solve the problems raised in the above background technique.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A stable moving mechanism of a cold bending unit includes a base. A motor is arranged on one side of the base. A main double-headed screw is connected to the output shaft of the motor. The thread directions of the two ends of the main double-headed screw are different. A main gear is arranged at one end of the main double-headed screw close to the motor. A sub-gear meshes with the main gear. The transmission ratio of the main gear to the sub-gear is one. A sub double-headed screw is connected to the sub-gear. The thread directions of the two ends of the sub double-headed screw are opposite to those of the main double-headed screw. Main nuts are arranged at both ends of the main double-headed screw. Sub nuts are arranged at both ends of the sub double-headed screw. Support plates are arranged on the same-side main nuts and sub nuts. A housing is arranged on the support plates.

[0007] Preferably, the base has a U-shaped structure with an upward opening. One end of the main double-headed screw and the sub double-headed screw is rotatably connected to the base, and the other end of the main double-headed screw and the sub double-headed screw extends out of the base.

[0008] Preferably, a main slide rail is arranged under the main double-headed screw on the base. A main slider is arranged under the main nut. The main slider is connected to the main slide rail.

[0009] Preferably, a sub-slideway is arranged below the sub-twin screw on the base, and a sub-nut is arranged below the sub-twin screw, and the sub-nut is connected to the sub-slideway.

[0010] Preferably, two sub-gears are arranged, and the two sub-gears are respectively engaged with two sides of the main gear.

[0011] Preferably, a gear protection shell is arranged on the outside of the base.

[0012] Preferably, a transition gear is arranged between the main gear and the sub-gear.

[0013] The beneficial technical effects of the utility model are as follows:

[0014] The utility model discloses a main gear and sub-gear design with a transmission ratio of one, which realizes the mechanism of synchronously rotating the main twin screw and the sub-twin screw under the single motor drive. This design not only ensures the stable and synchronous movement of the two sides of the arch, significantly reduces the shaking, and improves the movement stability, but also effectively reduces the equipment cost and energy consumption by simplifying the driving assembly to only one motor. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the moving mechanism structure schematic view of the embodiment of the utility model;

[0016] Figure 2 It is the moving mechanism side view of the embodiment of the utility model;

[0017] Figure 3 It is the moving mechanism (not containing gear protection shell) structure schematic view of the embodiment of the utility model;

[0018] Figure 4 It is the power part structure schematic view of the moving mechanism of the embodiment of the utility model.

[0019] In the drawing: 1, base;2, motor;3, main twin screw;4, main gear;5, sub-gear;6, sub-twin screw;7, main nut;8, sub-nut;9, support plate;10, arch;11, main slideway;12, main sliding block;13, sub-slideway;14, sub-sliding block;15, gear protection shell;16, transition gear. DETAILED DESCRIPTION

[0020] In order to make the person skilled in the art more clear and definite the technical scheme of the utility model, the utility model is described in further detail below in combination with the embodiment and the drawings, but the embodiment of the utility model is not limited thereto.

[0021] For example, Figures 1-4As shown, the embodiment provides a kind of stable moving mechanism of cold bending unit, including base 1, the side of base 1 is provided with motor 2, the output shaft of motor 2 is connected with main double screw rod 3, the rotation direction of the thread of both ends of main double screw rod 3 is different, one end of main double screw rod 3 is provided with main gear 4 close to motor 2, main gear 4 is engaged with auxiliary gear 5, the transmission ratio of main gear 4 and auxiliary gear 5 is one, auxiliary gear 5 is connected with auxiliary double screw rod 6, the rotation direction of the thread of both ends of auxiliary double screw rod 6 is opposite to main double screw rod 3, both ends of main double screw rod 3 are provided with main nut 7, both ends of auxiliary double screw rod 6 are provided with auxiliary nut 8, the same side main nut 7 and auxiliary nut 8 are provided with support plate 9, support plate 9 is provided with arch 10.

[0022] Main gear 4 and auxiliary gear 5 are directly engaged, and the rotation directions are opposite, the rotation direction of the thread of both ends of auxiliary double screw rod 6 is opposite to main double screw rod 3, so that the moving direction of main nut 7 and auxiliary nut 8 is same, can drive both sides arch 10 to move inwards or outwards simultaneously, reduce shaking, and move more stably.

[0023] In the embodiment, as shown in the figure, Figure 1 Base 1 is in the shape of a Chinese character "fang" with an opening facing upwards, one end of main double screw rod 3 and auxiliary double screw rod 6 is rotatably connected to base 1, and the other end of main double screw rod 3 and auxiliary double screw rod 6 extends out of base 1, to ensure the stability of the structure.

[0024] In the embodiment, as shown in the figure, Figure 1 Main slide rail 11 is arranged below main double screw rod 3 on base 1, main slide block 12 is arranged below main nut 7, and main slide block 12 is connected to main slide rail 11; auxiliary slide rail 13 is arranged below auxiliary double screw rod 6 on base 1, auxiliary slide block 14 is arranged below auxiliary nut 8, and auxiliary slide block 14 is connected to auxiliary slide rail 13, to provide a more stable movement path and ensure that main nut 7 and auxiliary nut 8 remain in high-precision alignment during movement.

[0025] In the embodiment, as shown in the figure, Figure 3 Auxiliary gear 5 is provided with two, and the two auxiliary gears 5 are engaged with both sides of main gear 4, which helps to evenly distribute the load, reduces the pressure on individual components, and improves the durability and reliability of the entire mechanism.

[0026] In the embodiment, as shown in the figure, Figure 1 Gear protection shell 15 is arranged on the outer side of base 1, which can prevent dust, impurities, etc. from entering the gear system, prolong the service life of the gear, and keep the transmission smooth.

[0027] In the embodiment, as shown in the figure, Figure 3As shown, the transition gear 16 is arranged between the main gear 4 and the secondary gear 5, which can increase the distance between the main double-headed screw 3 and the secondary double-headed screw 6, so that the main double-headed screw 3 and the secondary double-headed screw 6 are located at the middle and the two ends as much as possible, and the movement is more stable. When only one transition gear 16 is arranged, the rotation directions of the main gear 4 and the secondary gear 5 are the same. At this time, the rotation directions of the threads at the two ends of the secondary double-headed screw 6 are arranged to be the same as those of the main double-headed screw 3.

[0028] In summary, in the present embodiment, the mechanism of synchronously rotating the main double-headed screw 3 and the secondary double-headed screw 6 under the driving of the single motor 2 is realized by adopting the main gear 4 and the secondary gear 5 with the transmission ratio of one. This design not only ensures the stable and synchronous movement of the two side piers 10, significantly reduces the shaking, and improves the movement stability, but also effectively reduces the equipment cost and energy consumption by simplifying the driving assembly to only one motor 2.

[0029] The above is only further embodiments of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the scope disclosed by the present application, which belongs to the protection scope of the present application.

Claims

1. A stable moving mechanism of a cold rolling mill, characterized by: The utility model provides a double -screw type gear protection shell, including the base (1), one side of base (1) is provided with motor (2), the output shaft of motor (2) is connected with main double -screw rod (3), the thread rotation direction of both ends of main double -screw rod (3) is different, the one end of main double -screw rod (3) is provided with main gear (4) near motor (2), the meshing of main gear (4) is provided with auxiliary gear (5), the transmission ratio of main gear (4) and auxiliary gear (5) is one, auxiliary gear (5) is connected with auxiliary double -screw rod (6), the thread rotation direction of both ends of auxiliary double -screw rod (6) is opposite with main double -screw rod (3), and both ends of main double -screw rod (3) are provided with main nut (7), both ends of auxiliary double -screw rod (6) are provided with auxiliary nut (8), and the same side main nut (7) and auxiliary nut (8) are provided with support plate (9), and the support plate (9) is provided with archway (10).

2. The stable moving mechanism of a cold rolling mill set according to claim 1, wherein: The base (1) is a open upwards character-shaped structure, one end of main double -screw rod (3) and auxiliary double -screw rod (6) is rotatably connected in base (1), and the other end of main double -screw rod (3) and auxiliary double -screw rod (6) extends out of base (1).

3. The stable moving mechanism of a cold rolling mill set according to claim 1, wherein: The main double -screw rod (3) is provided with main slide rail (11) below in base (1), and the main nut (7) is provided with main sliding block (12) below, and the main sliding block (12) is connected in main slide rail (11).

4. The stable moving mechanism of a cold rolling mill set according to claim 1, wherein: The main double -screw rod (3) is provided with main slide rail (11) below in base (1), and the main nut (7) is provided with main sliding block (12) below, and the main sliding block (12) is connected in main slide rail (11).

5. The stable moving mechanism of a cold rolling mill set according to claim 1, wherein: The main double -screw rod (3) is provided with main slide rail (11) below in base (1), and the main nut (7) is provided with main sliding block (12) below, and the main sliding block (12) is connected in main slide rail (11).

6. The stable moving mechanism of a cold rolling mill set according to claim 1, wherein: The auxiliary gear (5) is provided with two, and the two auxiliary gear (5) is engaged with the both sides of main gear (4) respectively.

7. The stable moving mechanism of a cold rolling mill set according to claim 1, wherein: The outside of base (1) is provided with gear protection shell (15). The main gear (4) and auxiliary gear (5) are provided with transition gear (16).

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