CN208214713U - A kind of rotary type workpiece surface rolling device - Google Patents

Abstract

The purpose of the utility model is to provide a surface rolling device for rotary workpieces, which includes a feed assembly and a rolling assembly. In the feed assembly, the motor is connected to the first bevel gear, the first bevel gear meshes with the second bevel gear, the second bevel gear is connected to the transmission shaft, the transmission shaft is connected to the gear disc, and the gear disc is equipped with a chuck, which is installed in the working position. On the table, a lead screw is arranged on the workbench, a gear is arranged at the lower end of the lead screw, the gear meshes with the gear plate, a nut is arranged on the lead screw, a light rod is arranged on the workbench, and the upper end of the lead screw and the light rod is connected with a fixed plate. In the rolling assembly, the double-acting hydraulic cylinder is fixed on the hydraulic cylinder bracket, the front end of the piston rod in the double-acting hydraulic cylinder is provided with a roller, and the double-acting hydraulic cylinder is powered by a hydraulic system. The rotation of the motor drives the rotation of the chuck, and at the same time drives the rolling assembly to move up and down through the screw and nut, thereby completing the rolling process on the surface of the workpiece.

Description

Surface rolling device for rotary workpiece

technical field

The utility model belongs to the field of mechanical manufacturing process equipment, and relates to a surface rolling device for rotary workpieces, in particular to a vertical surface rolling device for rotary workpieces.

Background technique

With the continuous development of the machinery manufacturing industry, people's requirements for the performance of products are also increasing, so this puts forward higher requirements for the processing and manufacturing of product parts, so as to obtain parts with excellent performance. At present, rotary workpieces are widely used, and most rotary workpieces, especially large rotary workpieces, have harsh working environments. During the working process, they often bear cyclic loads. Phenomena such as fatigue cracks and fatigue pitting will occur, leading to failure of parts and affecting the performance of the product. Therefore, it is necessary to strengthen the surface of the workpiece to improve the surface performance of the workpiece. Surface rolling is to strengthen the surface of the workpiece through mechanical methods, so that the performance of the surface of the part is changed, which can effectively improve the performance, fatigue strength and service life of the part.

At present, the rolling devices for rotary workpieces on the market are mainly horizontal structures, and the workpieces are mainly shaft workpieces. For other types of rotary workpieces, such as disk workpieces, there are few existing rolling devices. Therefore, there is a need for a surface rolling device for rotating workpieces.

Contents of the invention

The purpose of the utility model is to provide a rotary workpiece surface rolling device, which realizes the process of rolling and strengthening the workpiece surface during the rotation of the workpiece.

In order to achieve the above-mentioned effects, the utility model adopts the following technical solution: a surface rolling device of a rotary workpiece, which is characterized in that it includes a feed assembly and a rolling assembly, and the feed assembly includes a motor, Bevel gear one, bevel gear two, workbench, gear plate, chuck, fixed plate, feed rod, leading screw, nut, gear, transmission shaft, described motor is connected with described bevel gear one, and described bevel gear one is connected with The second bevel gear meshes, the second bevel gear is connected to the transmission shaft, the transmission shaft is connected to the gear disc, the chuck is arranged on the gear disc, and the gear disc is installed on the On the workbench, the lead screw is provided on the workbench, the lower end of the lead screw is provided with a gear, the gear is meshed with the gear plate, the lead screw is provided with a nut, and the workbench is provided with a There is a feed rod, and the lead screw is connected to the fixed plate with the upper end of the feed rod; the rolling assembly includes a hydraulic cylinder bracket, a double-acting hydraulic cylinder, a piston rod, and a roller, and the double-acting hydraulic cylinder is fixed On the hydraulic cylinder bracket, a roller is provided at the front end of the piston rod in the double-acting hydraulic cylinder, and the double-acting hydraulic cylinder is powered by a hydraulic system; the hydraulic cylinder in the rolling assembly The bracket is connected with the nut in the feed assembly, and the hydraulic cylinder support in the rolling assembly is matched with the feed rod in the feed assembly.

Further speaking, the motor drives the first bevel gear to rotate, and the first bevel gear drives the second bevel gear to rotate, thereby driving the gear plate and the chuck to rotate, and at the same time, the gear plate drives the gear Rotate, the gear drives the screw to rotate, the screw drives the nut to move up and down, and the nut drives the rolling assembly to move up and down.

Further speaking, there is one above the double-acting hydraulic cylinder in the rolling assembly, and when there are two or more hydraulic cylinders, the hydraulic cylinders are evenly distributed along the chuck rotation axis. distributed.

Further speaking, the rollers are rollers, balls or rollers.

Description of drawings

Fig. 1 is one of three-dimensional diagrams of the utility model.

Fig. 2 is the second three-dimensional diagram of the utility model.

Fig. 3 is a three-dimensional view of the transmission assembly of the present invention.

Fig. 4 is a three-dimensional view of the rolling assembly of the present invention.

Fig. 5 is a partial view of the transmission assembly of the present utility model.

Fig. 6 is the hydraulic system described in the utility model.

Among them: 1 transmission assembly, 2 rolling assembly, 3 workpieces, 101 motor, 102 bevel gear one, 103 bevel gear two, 104 workbench, 105 gear plate, 106 chuck, 107 fixed plate, 108 light rod, 109 Lead screw, 110 nut, 111 gear, 112 transmission shaft, 201 hydraulic cylinder support, 202 piston rod, 203 roller, 204 double-acting hydraulic cylinder.

Detailed ways

Below in conjunction with accompanying drawing, the specific embodiment that the utility model implements is described in detail.

Referring to Figures 1 to 5, a surface rolling device for shaft parts includes 1 transmission assembly and 2 rolling assemblies, the 1 transmission assembly includes 101 motor, 102 bevel gear 1, 103 bevel gear 2, 104 Worktable, 105 gear discs, 106 chucks, 107 fixed plates, 108 feed rods, 109 leading screws, 110 nuts, gears, 112 transmission shafts, the 101 motor is connected with the 102 bevel gears, and the 102 bevel gears One meshes with the 103 bevel gear 2, the 103 bevel gear 2 is connected with the 112 transmission shaft, the 112 transmission shaft is connected with the 105 gear disc, and the 106 chuck is provided on the 105 gear disc , the 105 gear plate is installed on the 104 workbench, the 109 lead screw is provided on the 104 workbench, the lower end of the 109 lead screw is provided with a gear, and the 111 gear meshes with the 105 gear plate , the 109 lead screw is provided with 110 nuts, the 104 workbench is provided with 108 light rods, the 109 lead screw and the upper end of the 108 light rods are connected with the 107 fixing plate; the 2 rolling assembly 201 hydraulic cylinder support, 204 double-acting hydraulic cylinder, 202 piston rod, 203 roller, the 204 double-acting hydraulic cylinder is fixed on the 201 hydraulic cylinder support, the 202 in the 204 double-acting hydraulic cylinder The front end of the piston rod is provided with 203 rollers; the 201 hydraulic cylinder support in the 2 rolling assembly is connected to the 110 nut in the 1 transmission assembly, and the 201 hydraulic cylinder in the 2 rolling assembly Support cooperates with 108 light rods in the described 1 transmission assembly.

Fix the 3 workpiece on the 106 chuck, start the hydraulic system, the 202 piston rod in the 204 double-acting hydraulic cylinder stretches out, and the 203 roller presses on the surface of the 3 workpiece; start the 101 motor, Drive the 102 bevel gears to rotate, the 102 bevel gears to drive the 103 bevel gears to rotate, drive the 105 gear discs to rotate through the 112 transmission shaft, and then drive the 106 chucks and 3 workpieces to rotate. The 105 gear plate simultaneously drives the 111 gear and the 109 lead screw to rotate, and then drives the 110 nut to move, and the 110 nut drives the 2 rolling assembly to move axially along the 3 workpieces; 2. The movement of the rolling assembly, rolling on the surface of the 3 workpieces; adjusting the positive and negative rotation of the 101 motor can realize the repetition of the surface of the 3 workpieces, rolling the surface of the 3 workpieces once or more times according to the needs, rolling Close described 101 motors after finishing, described 3 workpieces and described 2 rolling assemblies stop motion, adjust hydraulic system, control described 202 piston rods to retreat, close hydraulic system, take off 3 workpieces.

Above-mentioned is only the concrete use example of the present utility model, can not limit the scope of protection of the present utility model because of it, the general change and replacement that those skilled in the art carry out within the scope of the utility model all should be included in the scope of protection of the utility model Inside.

Claims (4)

1. a kind of rotary type workpiece surface rolling device, which is characterized in that including feeding assembly and rolling assembly, the feeding Assembly include motor, bevel gear one, bevel gear two, workbench, toothed disc, chuck, fixed plate, feed rod, lead screw, nut, gear, Transmission shaft, the motor are connect with the bevel gear one, and the bevel gear one engages with the bevel gear two, the bevel gear two With the transmission axis connection, the transmission shaft is connect with the toothed disc, and the toothed disc is equipped with the chuck, the gear Disk is installed on the workbench, the workbench be equipped with the lead screw, the lead screw lower end be equipped with gear, the gear with The toothed disc engagement, the lead screw are equipped with nut, and the workbench is equipped with feed rod, the lead screw and the feed rod upper end It is connect with the fixed plate；The rolling assembly includes hydraulic cylinder leg, double acting hydraulic cylinder, piston rod, roller, the double cropping It is fixed on the hydraulic cylinder leg with hydraulic cylinder, the piston rod front end in the double acting hydraulic cylinder is equipped with roller, institute It states double acting hydraulic cylinder and provides power by hydraulic system；The hydraulic cylinder leg and the feeding assembly in the rolling assembly In nut connection, while it is described rolling assembly in hydraulic cylinder leg and it is described feeding assembly in feed rod cooperate.

2. a kind of rotary type workpiece surface rolling device according to claim 1, which is characterized in that the motor driven The bevel gear one rotates, and the bevel gear one drives the bevel gear two to rotate, to drive the toothed disc, the chuck Rotation, while gear described in the gear dish driving rotates, the gear drives the lead screw to rotate, described in the lead screw driving Nut moves up and down, and the nut drives the rolling assembly to move up and down.

3. a kind of rotary type workpiece surface rolling device according to claim 1, which is characterized in that the rolling assembly In the double acting hydraulic cylinder on there are one, it is described hydraulic and when there are two or more to be for the hydraulic cylinder Cylinder is uniformly distributed along the chuck rotation axis.

4. a kind of rotary type workpiece surface rolling device according to claim 1, which is characterized in that the roller is rolling Wheel, ball or roller.