The present application provides a device for correcting an aluminum alloy wheel, which is mainly composed of a frame, an expansion cylinder, a correction motor, a feed motor and the like. A hub positioning unit initially positions a hub to prepare for positioning a center hole expansion sleeve; a hub feed unit performs precise center hole positioning on the hub and completes upward feed movement of the hub; and a tool correction unit completes hub correction through a rotating standard correction cutter head. The device may meet the process requirements of wheels in flow production, improve the runout and balance qualified rate of products, and solve the problems of decentraction of the outer diameter in the first procedure and the second procedure and deformation of rim bulges.

The present application discloses a device for trimming the positioning end surface of a wheel blank comprises a wheel positioning clamping system, an axial positioning surface trimming system and a radial positioning surface trimming system. The wheel positioning clamping system completes the loading, clamping and low-speed rotation of the wheel; the axial positioning surface trimming system firstly completes the detection of the wheel axial hop, and then completes the trimming of the axially positioning surface; the radial positioning surface trimming system firstly completes the detection of the wheel radial hop, and then completes the trimming of the radial positioning surface. The axially positioning surface trimming system and the radial positioning surface trimming system are independent of each other and complementary to each other, and the two systems accomplish the trimming of the positioning end surface of the wheel blank jointly.

Wheel blank positioning lip correction device comprises an end mill and a grinding wheel, etc. The first linear motor is mounted at the upper part of the frame, which controls lifting of the feeding slide plate. Output end of the second linear motor is connected with the inner slide block. The second servo motor is mounted on the inner slide block, the end mill is mounted at output end of the second servo motor. The lifting linear motor is fixed on the motor support plate, which controls lifting of the lifting table. Output end of the third linear motor is connected with the outer slide block. The third servo motor is mounted on the outer slide block, which controls rotation of the grinding wheel. The end mill and the grinding wheel are used for correcting the axial positioning surface and the radial positioning surface of the positioning lip respectively.

The present application provides a method for machining a flange face of an aluminum alloy hub, comprising the steps of: (I) pre-machining a hub flange; (II) machining two times with a 120 R3 boring tool with a total machining amount of 2 mm, and then reserving a machining allowance of 2.4 mm on the flange face blank after processing; (III) machining two times with the 120 R3 boring tool with a total machining amount of 2 mm, and then reserving a machining allowance of 0.4 mm on the flange face blank after processing; (IV) machining with a 95 R0.8 hook tool, and then reserving a machining allowance of 0.05 mm on the flange face after processing; and (V) machining with the 95 R0.8 hook tool, then machining the remaining flange allowance, thus completing the machining.

Disclosed is a wheel cap section chamfering device, comprising a main frame, a secondary frame, a lower servo motor, a key, a bearing seat, a left bearing seat, a left shaft, a left bearing, a left driven friction wheel, a left sleeve, left corner cylinder pressure claws, a left turntable, a left mandrel seat, a left mandrel, a chamfer mill, a tool apron, a feeding platform, a feeding cylinder, guide sleeves, guide posts, a support plate, guide rails, a compression cylinder, a translation sliding table, an upper servo motor, a driving friction wheel, a right mandrel, a right mandrel seat, a right turntable, right corner cylinder pressure claws, a right sleeve, a right driven friction wheel, a right bearing, a right shaft, a right bearing seat, a station rotating platform, a shaft and a bearing.

A high-precision wheel rim burr removing device is composed of a rack, a base, longitudinal guide rails, a longitudinal servo motor, a first ball screw, a longitudinal moving plate, a transverse servo motor, transverse guide rails, a second ball screw and the like. A wheel is initially positioned and clamped by adopting the central hole, then the coaxiality deviation of the center hole and cap sections is eliminated, and the rotating center of the burr part of the outer rim is superposed with the rotating centers of cutters, so that high-precision burr removal is realized. The device has the characteristics of advanced process, stability, high efficiency, high degree of automation and the like.

Disclosed is a wheel milling window device, composed of a bottom plate, guide blocks, clamping slide blocks, mounting keys, hydraulic cylinders, hydraulic pipelines, connecting blocks, pressure claws, first rotating shafts, second rotating shafts, end face blocks, a mandrel, a mandrel seat, a locking jackscrew, a mandrel height adjusting post, a mandrel guide post, a mandrel guide post locking screw, a locking ring, circumferential positioning posts and circumferential slide blocks. The device can reduce the manufacturing cost, shorten the manufacturing period, effectively reduce the time for replacing a fixture and improve the efficiency of milling a wheel window.

A milling fixture for forged wheel includes a connecting plate installed on a milling machine table, a linear bearing installed on the connecting plate, a small diameter end of a positioning rod penetrates through a spring and a linear bearing, and a limiting screw installed on a side wall of the linear bearing and connected with the positioning rod. Under the coaction of the spring and an external force, the positioning rod is configured to move in the linear bearing. Bidirectional threaded rods are uniformly installed on a bottom plate, one end of each of the bidirectional threaded rods penetrate through pressure claws, the pressure claws are sandwiched between compression nuts and the connecting plate. The fixture can meet the requirement for milling a forged wheel, and at the same time, has the characteristics of a simple structure, is convenient to manufacture, provides stable performance and is low cost.

Disclosed is a pneumatic milling wheel cap section burr device, which includes a lifting cylinder, guide posts, guide sleeves, a lifting table, adjusting guide rails, an adjusting slide block, an adjusting cylinder, a connecting rod, a turnover platform, feeding guide rails, a feeding platform, a feeding cylinder, an air compressor and a pneumatic milling cutter. A servo motor drives a rotating table to turn over 90 degrees, and the clamped wheel can turn over 90 degrees, so that the wheel is upright; the lifting cylinder drives the lifting table to move up and down to adjust the height of the pneumatic milling cutter; and the adjusting cylinder adjusts the angle of the turnover platform to adjust the contact angle of the pneumatic milling cutter and the cap section edge.

The invention relates to a device (21) and to a method for processing a rim (1) for a vehicle, in particular an automobile or truck, said device comprising means (2) for supporting the rim, means (3) for centering the rim, and means (4) for drilling, wherein the means for supporting the rim have a protective insert (5), in particular a funnel-shaped element, and can be inserted into an inside (6) of the rim, wherein the rim is arranged on the means for support with the inside in a direction (7) downward and is retained laterally by the means of centering, in particular two means for centering that are arranged opposite, wherein the rim should be oriented with a central wheel hub axis (8) substantially concentric with respect to a processing axis (9) of the means for support, wherein in a wheel hub region (10) the wheel hub region can be drilled into through the means for support from a direction (11) of the inside of the rim by means of the means for drilling.