CN206010404U - A kind of brake disc processes specialized nc machine tool - Google Patents

Abstract

The utility model discloses a kind of brake disc processes specialized nc machine tool, including base, it is fixed on the Double End main spindle box body in base centre position, installed in two main spindle boxes at Double End main spindle box body two ends, installed in the tool holder of main spindle box side, installed in the automatic tool changer of main spindle box opposite side and installed in the track of main spindle box Yu tool holder bottom, this brake disc processing specialized nc machine tool that develops, can allow originally repeatedly various upper and lower clamping becomes disposable clamping and completes to process, repeatedly clamping not only expends time and the repeatability for being difficult to ensure secondary workpiece zero correction up and down, affect the machining accuracy of product, reduce the qualification rate of product；In the case where avoiding this problem from occurring, this lathe that now develops can also realize that a chassis, brill, milling, mill combined machine complete the whole manufacturing procedures of disposable clamping；This research and development comes from produce reality and market demand, meets R＆D direction, with larger practical value.

Description

A special CNC machine tool for brake disc processing

technical field

The utility model belongs to the field of numerical control machine tools, in particular to a special numerical control machine tool for brake disc processing.

Background technique

At present, the processing and production of brake pads in the processing industry is basically a sequential and multi-machine tool processing method, which needs to complete turning, drilling, grinding and other processes on different machine tools. Multiple machine tools, multiple sequential clamping, waste time, poor accuracy consistency, high equipment investment cost, a new type of turning, drilling, milling and grinding integrated machine that completes all processing procedures in one clamping is now developed.

Utility model content

The purpose of the utility model is to provide a special CNC machine tool for brake disc processing, and provide a CNC machine tool integrating turning, drilling, milling and grinding.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A special CNC machine tool for brake disc processing, comprising a base, a double-end spindle box fixed at the middle position of the base, two spindle boxes installed at both ends of the double-end spindle box, a turning tool rest installed on one side of the spindle box, an installation The automatic tool changer on the other side of the headstock and the track installed at the bottom of the headstock and the turning tool holder, wherein:

The track is composed of a saddle and two guide rails, the two guide rails are perpendicular to each other, the horizontally installed guide rail is installed on the base, the longitudinally installed guide rail is installed on the saddle, the saddle is movably installed on the horizontally installed guide rail, and the base is equipped with Chip removal device, the chip removal device includes chip removal grooves located on the front and rear sides of the base, a motor installed at one end of the chip removal groove and a chip removal screw located in the chip removal groove, and the other end of the chip removal groove is provided with a discharge port;

The spindle box includes a spindle mounting seat, a motor installed on the spindle mounting seat and a spindle connected to the motor, and a tool mounting seat is arranged on the spindle;

The turning tool holder includes the mounting frame and the turret on the mounting frame;

The automatic tool changer is equipped with a tool changer bracket, and the automatic tool changer cooperates with the spindle box;

The double-end spindle housing includes a mounting seat, a hollow shaft installed in the mounting seat, a clamping device installed on the front of the mounting seat, an indexing plate connected to the rear end of the hollow shaft, and a brake mounted on the indexing plate. device and power unit, the installation seat includes a rectangular seat installed on the base and an annular seat installed on the rectangular seat, the annular seat is provided with a bearing, the hollow shaft is installed in the bearing, the side of the annular seat and the There are holes on the side of the hollow shaft, and positioning pins pass through the holes. The clamping device includes an oil cylinder, a pressing plate installed on the end surface of the piston rod of the oil cylinder, and two guide rods. The side of the circular seat is provided with a guide rod. Mounting seat, one end of the guide rod is connected to the guide rod mounting seat, the other end of the guide rod is connected to the pressure plate, the bottom surface of the pressure plate is circular, the inner diameter of the pressure plate is smaller than the diameter of the hollow shaft, and there are bearings in the pressure plate. It plays the role of separating the pressure of the transmission cylinder and the clamping and rotation of the workpiece. There are two cylinders 1 and they are evenly distributed on the side of the circular seat. The power device includes a pulley installed on the hollow shaft, a servo motor installed on the base and a connecting servo Belts for motors and pulleys.

Further, a chip removal device is provided on the base, and the chip removal device includes a chip removal groove located at the front and rear sides of the base, a motor installed at one end of the chip removal groove, and a chip removal screw located in the chip removal groove, and the other end of the chip removal groove There is a discharge port.

Further, the bottom surface of the pressing plate is circular, and the inner diameter of the pressing plate is smaller than the diameter of the hollow shaft.

The beneficial effects of the utility model are:

The special CNC machine tool developed for brake disc processing can turn the original multiple and diverse up and down clamping into one-time clamping and complete processing. Multiple up and down clamping is not only time-consuming but also difficult to ensure the repeatability of the zero point calibration of the secondary workpiece. It affects the processing accuracy of the product and reduces the qualified rate of the product; the machine tool developed now can realize all the processing of one-time clamping with one lathe, drilling, milling and grinding machine tool under the condition of avoiding this problem. The process not only improves work efficiency but also greatly reduces the cost of enterprise investment; this research and development comes from actual production and market needs, conforms to the direction of research and development, and has great practical value.

Description of drawings

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

Fig. 1 is the utility model schematic diagram.

Fig. 2 is another schematic diagram in the utility model.

Fig. 3 is a front view of the utility model.

Figure 4 is a top view of the utility model.

Fig. 5 is a schematic diagram of the double-end spindle housing in the utility model.

Fig. 6 is another schematic diagram of the double-end spindle housing in the present invention.

Fig. 7 is a cross-sectional view of the double-end spindle housing in the utility model.

Fig. 8 is a front view of the double-end spindle housing in the utility model.

detailed description

The embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, but the utility model can be implemented in various ways defined and covered by the claims.

As shown in the accompanying drawings, a special CNC machine tool for brake disc processing includes a base 1, a double-end spindle box 2 fixed in the middle of the base 1, two spindle boxes 3 installed at both ends of the double-end spindle box 2, the installation The tool rest 4 on one side of the spindle box 3, the automatic tool changer 5 installed on the other side of the spindle box 3 and the track 6 installed on the bottom of the spindle box 3 and the tool rest 4, wherein:

The track 6 is composed of a saddle 7 and two guide rails, the two guide rails are perpendicular to each other, the horizontally installed guide rail is installed on the base 1, the longitudinally installed guide rail is installed on the saddle 7, and the saddle 7 is movably installed on the horizontally installed guide rail , the base 1 is provided with a chip removal device 8, the chip removal device 8 includes a chip removal groove positioned at the front and rear sides of the base, a motor installed at one end of the chip removal groove and a chip removal screw located in the chip removal groove, the other side of the chip removal groove There is a discharge port at one end;

The main shaft box 3 comprises a main shaft mounting seat, a motor installed on the main shaft mounting seat and a main shaft connected with the motor, and the main shaft is provided with a tool mounting seat;

The turning tool rest 4 comprises a mounting frame and a turret on the mounting frame;

The automatic tool changer 5 is provided with a tool changer bracket, and the automatic tool changer 5 cooperates with the spindle box 3;

The double-end spindle housing 2 includes a mounting seat 9, a hollow shaft 10 installed in the mounting seat 9, a clamping device 11 installed on the front surface of the mounting seat 9, an indexing plate 12 connected to the rear end surface of the hollow shaft 10, The brake device 13 and the power unit 14 installed on the index plate 12, the mounting seat 9 includes a rectangular seat 15 installed on the base 1 and an annular seat 16 installed on the rectangular seat 15, and the annular seat 16 is provided with There are bearings 17, and the hollow shaft 10 is installed in the bearing 17. Holes are provided on the sides of the annular seat 16 and the side surfaces of the hollow shaft 10, and positioning pins 18 are provided to pass through the holes. The clamping device 11 includes an oil cylinder 19 and an installation On the pressure plate 20 and two guide rods 22 on the end face of the piston rod of the oil cylinder 19, the side of the annular seat is provided with a guide rod mounting seat, one end of the guide rod 22 is connected with the guide rod mounting seat, and the other end of the guide rod 22 is connected with the compression plate. The plate 20 is connected, the bottom surface of the pressing plate 20 is circular, and the inner diameter of the pressing plate 20 is smaller than the diameter of the hollow shaft 10. There is a bearing 21 in the pressing plate 20, and the bearing plays the role of transmitting the pressure of the oil cylinder and separating the clamping and rotating of the workpiece. The oil cylinder 19 There are 2 and are evenly distributed on the side of the annular seat 16. The power unit 14 includes a belt pulley installed on the hollow shaft 10, a servo motor installed on the base and a belt connecting the servo motor and the belt pulley.

The positioning pin 18 is installed on the annular seat 16, and the workpiece to be processed is placed in the hollow shaft 10. After the workpiece to be processed touches the positioning pin 18, stop pushing the workpiece to be processed, and the clamping device 11 clamps the workpiece to be processed. Pull out the positioning pin 18, the servo motor drives the hollow shaft 10 to rotate, according to different processing techniques, the workpiece to be processed is turned, drilled, milled, and ground, the braking device 13 clamps the indexing plate 12, and the hollow shaft 10 is stopped. When the workpiece to be processed is punched, the index plate 12 supports the hollow mandrel 10 to ensure that the force is even when punched.

The above-mentioned embodiments of the utility model do not constitute a limitation to the scope of protection of the utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the utility model shall be included in the scope of the utility model. within the scope of the claims.

Claims (3)

1. A special CNC machine tool for brake disc processing, characterized in that it includes a base, a double-end spindle box fixed at the middle position of the base, two spindle boxes installed at both ends of the double-end spindle box, and one side of the spindle box The turning tool holder, the automatic tool changer installed on the other side of the spindle box and the track installed at the bottom of the spindle box and the turning tool holder, of which: The track is composed of a saddle and two guide rails, the two guide rails are perpendicular to each other, the horizontally installed guide rail is installed on the base, the longitudinally installed guide rail is installed on the saddle, the saddle is movably installed on the horizontally installed guide rail, and the base is equipped with Chip removal device, the chip removal device includes chip removal grooves located on the front and rear sides of the base, a motor installed at one end of the chip removal groove and a chip removal screw located in the chip removal groove, and the other end of the chip removal groove is provided with a discharge port; The spindle box includes a spindle mounting seat, a motor installed on the spindle mounting seat and a spindle connected to the motor, and a tool mounting seat is arranged on the spindle; The turning tool holder includes the mounting frame and the turret on the mounting frame; The automatic tool changer is equipped with a tool changer bracket, and the automatic tool changer cooperates with the spindle box; The double-end spindle housing includes a mounting seat, a hollow shaft installed in the mounting seat, a clamping device installed on the front of the mounting seat, an indexing plate connected to the rear end of the hollow shaft, and a brake mounted on the indexing plate. device and power unit, the installation seat includes a rectangular seat installed on the base and an annular seat installed on the rectangular seat, the annular seat is provided with a bearing, the hollow shaft is installed in the bearing, the side of the annular seat and the There are holes on the side of the hollow shaft, and positioning pins pass through the holes. The clamping device includes an oil cylinder, a pressing plate installed on the end surface of the piston rod of the oil cylinder, and two guide rods. The side of the circular seat is provided with a guide rod. Mounting seat, one end of the guide rod is connected to the guide rod mounting seat, the other end of the guide rod is connected to the pressure plate, the bottom surface of the pressure plate is circular, the inner diameter of the pressure plate is smaller than the diameter of the hollow shaft, and there are bearings in the pressure plate. It plays the role of separating the pressure of the transmission cylinder from the clamping and rotation of the workpiece. There are 2 cylinders and they are evenly distributed on the side of the circular seat. The power device includes a pulley installed on the hollow shaft, a servo motor installed on the base and a connecting servo motor. Belt with pulleys. 2. According to claim 1, a special CNC machine tool for brake disc processing is characterized in that the base is provided with a chip removal device, and the chip removal device includes chip removal grooves located at the front and rear sides of the base, and a chip removal device installed at one end of the chip removal groove. The motor and the chip removal screw are located in the chip removal groove, and the other end of the chip removal groove is provided with a discharge port. 3. A special CNC machine tool for brake disc processing according to claim 1, wherein the bottom surface of the pressing plate is circular, and the inner diameter of the pressing plate is smaller than the diameter of the hollow shaft.