D-shaped rolling device for printing roller machining

Abstract

The utility model relates to a D-shaped rolling device for plate roller machining, and belongs to the technical field of plate roller machining. The device mainly comprises a rack, a motor, a speed reducer, a supporting frame, a protective cover, an air cylinder, a sliding block, an upper pressing roller, a rotating shaft, a driving gear, a first connecting shaft, a second connecting shaft, a first lower pressing roller, a second lower pressing roller, a first driven gear, a second driven gear, a protective shell and a controller. The motor drives the upper pressing roller, the first lower pressing roller and the second lower pressing roller to rotate, rounding of a steel plate is achieved, the whole process is high in forming speed, high in efficiency and suitable for batch production, a worker adjusts the controller and controls the air cylinder to be started, a piston rod of the air cylinder drives the sliding block to move in the sliding groove, the upper pressing roller is driven to press downwards, and the bending of the end of the steel plate is achieved. The two ends of the steel plate are pressed downwards to form a plane structure, finally, the steel plate forms a D-shaped structure, and welding of the steel plate joint is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of plate roller processing, and in particular relates to a D-shaped roller pressing device for plate roller processing. Background Art

[0002] The plate roller is one of the most core parts of the gravure printing machine. The plate roller body is mostly made of conventional steel materials such as 45# steel and 20# steel, and then electroplated with nickel as the base layer (<10μm), electroplated with pure copper working layer (>100μm), mechanically polished, plate designed, surface engraved, and electroplated with hard chrome.

[0003] The processing of gravure rollers mainly includes steel plate cutting, steel plate blank rolling, welding, rounding, welding, fine turning, grinding and other processes. In the existing technology, workers must roll the steel plate into a round shape through a rolling machine, and then weld the rolled steel plate into a seamless roller body. However, the annular surface of the steel plate after rolling is not easy to weld, the welding effect is poor, and the welding surface is prone to deformation. Summary of the invention

[0004] In order to overcome the problems that the circular ring surface of the steel plate is not easy to weld after rounding, the welding effect is poor, and the welding surface is prone to deformation, the utility model provides a D-shaped rolling device for plate roller processing; the utility model drives the upper pressing roller, the first lower pressing roller, and the second lower pressing roller to rotate through a motor to achieve rounding of the steel plate. The whole process has fast forming speed and high efficiency, and is suitable for mass production. The staff adjusts the controller to control the start of the cylinder. The piston rod of the cylinder drives the slider to move in the slide groove, drives the upper pressing roller to press down to achieve the bending of the end of the steel plate, and both ends of the steel plate are pressed down to form a plane structure, so that the steel plate finally forms a D-shaped structure, which is convenient for welding at the connection of the steel plates.

[0005] To achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a D-shaped roller pressing device for plate roller processing mainly includes a frame, a motor, a reducer, a support frame, a protective cover, a cylinder, a slider, an upper pressure roller, a rotating shaft, a driving gear, a first connecting shaft, a second connecting shaft, a first lower pressure roller, a second lower pressure roller, a first driven gear, a second driven gear, a protective shell, and a controller. The motor and the reducer are installed at the top of the frame, and the transmission shaft of the motor is connected to the high-speed shaft of the reducer. Two sets of support frames are installed at the top of the frame, located at the end of the reducer. A slide groove is opened on the support frame, the protective cover is installed inside the slide groove, the cylinder is installed inside the protective cover, the slider can be slidably installed on the slide groove, the telescopic rod of the cylinder is connected to the slider, and the upper The pressure roller is rotatably mounted on the slider, the rotating shaft is rotatably mounted on the support frame, the low-speed shaft of the reducer is connected to the rotating shaft through a coupling, the driving gear is mounted on the rotating shaft, the first connecting shaft and the second connecting shaft are rotatably mounted between the two groups of support frames through a bearing seat, the first lower pressure roller and the second lower pressure roller are respectively mounted on the first connecting shaft and the second connecting shaft, the first connecting shaft and the second connecting shaft extend to the end of the support frame, the first driven gear and the second driven gear are respectively mounted on the first connecting shaft and the second connecting shaft, the driving gear is meshed with the first driven gear and the second driven gear, the protective shell is mounted at the end of the support frame, the driving gear, the first driven gear and the second driven gear are located inside the protective shell, and the controller is mounted on the top of the protective shell.

[0006] The motor, reducer, cylinder and controller are electrically connected.

[0007] The centers of the first lower pressing roller and the second lower pressing roller are located on the same horizontal plane.

[0008] The cylinders are provided in two groups.

[0009] Beneficial effects of the utility model:

[0010] The utility model drives the upper pressing roller, the first lower pressing roller and the second lower pressing roller to rotate by a motor to achieve rounding of the steel plate. The whole process has fast forming speed and high efficiency and is suitable for mass production. The staff adjusts the controller to control the start of the cylinder. The piston rod of the cylinder drives the slider to move in the slide groove, driving the upper pressing roller to press down to achieve the bending of the end of the steel plate. Both ends of the steel plate are pressed down to form a flat structure, and finally the steel plate forms a D-shaped structure, which is convenient for welding at the connection of the steel plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is an isometric schematic diagram of the utility model.

[0012] Figure 2 It is a three-dimensional schematic diagram of the utility model.

[0013] Figure 3 This is a partial cutaway diagram of the utility model. Figure 1 .

[0014] Figure 4 This is a partial cutaway diagram of the utility model. Figure 2 .

[0015] Figure 5 It is a schematic diagram of a D-shaped steel plate of the utility model. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0017] The utility model discloses a D-shaped roller pressing device for plate roller processing, which mainly comprises a frame 1, a motor 2, a reducer 3, a support frame 4, a protective cover 5, a cylinder 6, a slider 7, an upper pressure roller 8, a rotating shaft 9, a driving gear 10, a first connecting shaft 11, a second connecting shaft 12, a first lower pressure roller 13, a second lower pressure roller 14, a first driven gear 15, a second driven gear 16, a protective shell 17, and a controller 18. The motor 2 and the reducer 3 are mounted on the top of the frame 1, the transmission shaft of the motor 2 is connected to the high-speed shaft of the reducer 3 by transmission, two groups of support frames 4 are mounted on the top of the frame 1 and are located at the end of the reducer 3, a slide groove 41 is opened on the support frame 4, the protective cover 5 is mounted inside the slide groove 41, the cylinder 6 is mounted inside the protective cover 5, the slider 7 can be slidably mounted on the slide groove 41, the telescopic rod of the cylinder 6 is connected to the slider 7, and the upper pressure roller 8 can be Rotatably mounted on the slider 7, the rotating shaft 9 can be rotatably mounted on the support frame 4, the low-speed shaft of the reducer 3 is connected to the rotating shaft 9 through a coupling, the driving gear 10 is mounted on the rotating shaft 9, the first connecting shaft 11 and the second connecting shaft 12 are rotatably mounted between the two groups of support frames 4 through a bearing seat, the first lower pressure roller 13 and the second lower pressure roller 14 are respectively mounted on the first connecting shaft 11 and the second connecting shaft 12, the first connecting shaft 11 and the second connecting shaft 12 extend to the end of the support frame 4, the first driven gear 15 and the second driven gear 16 are respectively mounted on the first connecting shaft 11 and the second connecting shaft 12, the driving gear 10 is meshed with the first driven gear 15 and the second driven gear 16, the protective shell 17 is mounted at the end of the support frame 4, the driving gear 10, the first driven gear 15, and the second driven gear 16 are located inside the protective shell 17, and the controller 18 is mounted on the top of the protective shell 17.

[0018] The steel plate to be rounded is placed between the upper pressing roller 8, the first lower pressing roller 13 and the second lower pressing roller 14. The staff adjusts the controller 18. The controller 18 controls the motor 2 and the reducer 3 to start. The motor 2 drives the rotating shaft 9 to rotate through the reducer 3, and then drives the driving gear 10 on the rotating shaft 9 to rotate. The first driven gear 15 and the second driven gear 16 are meshed with the driving gear 10, and then drive the first connecting shaft 11 and the second connecting shaft 12 to rotate, so that the upper pressing roller 8, the first lower pressing roller 13 and the second lower pressing roller 14 can round the steel plate. The steel plate is folded upward to form a curling edge. After the middle part of the steel plate is rounded, the two ends are left for flattening. When processing the two ends of the steel plate, the staff adjusts the controller 18. The controller 18 The control motor 2 stops working, the first lower pressure roller 13 and the second lower pressure roller 14 stop rotating, the controller 18 controls the cylinder 6 to start, the piston rod of the cylinder 6 drives the slider 7 to move in the slide groove 41, and drives the upper pressure roller 8 to press down to achieve the bending of the end of the steel plate, and both ends of the steel plate are pressed down to form a planar structure. After the processing is completed, the staff starts the motor 2 and the cylinder 6, the cylinder 6 drives the slider 7 to move, and then drives the upper pressure roller 8 to move upward, the motor 2 drives the first lower pressure roller 13 and the second lower pressure roller 14 to rotate, and drives the steel plate to move, and finally makes the steel plate form a D-shaped structure. After the processing is completed, the motor 2 and the cylinder 6 are turned off, and then the cylinder 6, the slider 7 and the upper pressure roller 8 are disassembled, the D-shaped steel plate is taken out, and the next steel plate is processed.

[0019] The motor 2 , the reducer 3 , the cylinder 6 and the controller 18 are electrically connected.

[0020] like Figure 1 , Figure 3 , Figure 4 As shown, the centers of the first lower pressing roller 13 and the second lower pressing roller 14 are located on the same horizontal plane, which facilitates placing the steel plate to be rounded between the upper pressing roller 8, the first lower pressing roller 13 and the second lower pressing roller 14, while ensuring that the radius of the steel plate rounding is the same.

[0021] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the cylinder 6 is provided with two groups, which is convenient for driving the slider 7 to move synchronously in the slide groove 41, so as to realize the pressing and bending of the end of the steel plate, ensure the stability during the pressing process, and ensure the rolling effect.

[0022] Working process:

[0023] The steel plate to be rounded is placed between the upper pressing roller 8, the first lower pressing roller 13 and the second lower pressing roller 14. The staff adjusts the controller 18. The controller 18 controls the motor 2 and the reducer 3 to start. The motor 2 drives the rotating shaft 9 to rotate through the reducer 3, and then drives the driving gear 10 on the rotating shaft 9 to rotate. The first driven gear 15 and the second driven gear 16 are meshed with the driving gear 10, and then drive the first connecting shaft 11 and the second connecting shaft 12 to rotate, so that the upper pressing roller 8, the first lower pressing roller 13 and the second lower pressing roller 14 can round the steel plate. The steel plate is folded upward to form a curling edge. After the middle part of the steel plate is rounded, the two ends are left for flattening. When processing the two ends of the steel plate, the staff adjusts the controller 18. The controller 18 The control motor 2 stops working, the first lower pressure roller 13 and the second lower pressure roller 14 stop rotating, the controller 18 controls the cylinder 6 to start, the piston rod of the cylinder 6 drives the slider 7 to move in the slide groove 41, and drives the upper pressure roller 8 to press down to achieve the bending of the end of the steel plate, and both ends of the steel plate are pressed down to form a planar structure. After the processing is completed, the staff starts the motor 2 and the cylinder 6, the cylinder 6 drives the slider 7 to move, and then drives the upper pressure roller 8 to move upward, the motor 2 drives the first lower pressure roller 13 and the second lower pressure roller 14 to rotate, and drives the steel plate to move, and finally makes the steel plate form a D-shaped structure. After the processing is completed, the motor 2 and the cylinder 6 are turned off, and then the cylinder 6, the slider 7 and the upper pressure roller 8 are disassembled, the D-shaped steel plate is taken out, and the next steel plate is processed.

[0024] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A D-shaped roller pressing device for plate roller processing, characterized in that: The D-shaped roller pressing device for plate roller processing comprises a frame (1), a motor (2), a reducer (3), a support frame (4), a protective cover (5), a cylinder (6), a slider (7), an upper pressure roller (8), a rotating shaft (9), a driving gear (10), a first connecting shaft (11), a second connecting shaft (12), a first lower pressure roller (13), a second lower pressure roller (14), a first driven gear (15), a second driven gear (16), a protective shell (17), and a controller (18). The motor (2) and the reducer (3) are The reducer (3) is mounted on the top of the frame (1), the transmission shaft of the motor (2) is connected to the high-speed shaft of the reducer (3), two sets of support frames (4) are mounted on the top of the frame (1) and located at the end of the reducer (3), a slide groove (41) is provided on the support frame (4), a protective cover (5) is mounted inside the slide groove (41), a cylinder (6) is mounted inside the protective cover (5), a slider (7) is slidably mounted on the slide groove (41), a telescopic rod of the cylinder (6) is connected to the slider (7), and an upper pressure roller (8) is rotatably mounted on the slider (7), the rotating shaft (9) is rotatably mounted on the support frame (4), the low-speed shaft of the reducer (3) is transmission-connected to the rotating shaft (9) through a coupling, the driving gear (10) is mounted on the rotating shaft (9), the first connecting shaft (11) and the second connecting shaft (12) are rotatably mounted between the two sets of support frames (4) through a bearing seat, the first lower pressing roller (13) and the second lower pressing roller (14) are respectively mounted on the first connecting shaft (11) and the second connecting shaft (12), and the first connecting shaft (11) and the second connecting shaft (12) extend The first driven gear (15) and the second driven gear (16) are respectively mounted on the first connecting shaft (11) and the second connecting shaft (12); the driving gear (10) and the first driven gear (15) and the second driven gear (16) are meshed with each other; the protective shell (17) is mounted on the end of the supporting frame (4); the driving gear (10), the first driven gear (15) and the second driven gear (16) are located inside the protective shell (17); and the controller (18) is mounted on the top of the protective shell (17).

2. A D-shaped roller pressing device for plate roller processing as claimed in claim 1, characterized in that: The motor (2), reducer (3), cylinder (6) and controller (18) are electrically connected.

3. A D-shaped roller pressing device for plate roller processing as claimed in claim 1 or 2, characterized in that: The centers of the first lower pressing roller (13) and the second lower pressing roller (14) are located on the same horizontal plane.

4. A D-shaped roller pressing device for plate roller processing as claimed in claim 1 or 2, characterized in that: The cylinders (6) are provided in two groups.

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