Servo automatic sawing and milling equipment

Abstract

The servo automatic sawing and milling equipment comprises a rack; a clamping and fixing mechanism is fixedly mounted on the rack; the three clamping and fixing mechanisms are located at the two ends and the middle of the rack correspondingly. The clamping and fixing mechanism comprises a clamping and fixing frame; the two sides of the clamping fixing frame are each fixedly provided with a clamping push cylinder, and each clamping fixing frame is provided with a clamping block in a sliding mode. The output ends of the two clamping push cylinders are fixedly connected with the corresponding clamping blocks correspondingly. The two ends of the rack are each fixedly provided with a two-axis servo moving mechanism, and the output end of each two-axis servo moving mechanism is fixedly provided with a milling cutter motor. A milling cutter is fixedly mounted on an output shaft of each milling cutter motor; according to the utility model, the processing speed is greatly increased, so that the output in unit time is higher; and the sawing function is achieved, sawing machining and milling cutter machining are integrated, and space is saved.

Description

Technical Field

[0001] The utility model relates to the field of automobile parts production and processing, in particular to a servo automatic sawing and milling device. Background Art

[0002] In the manufacturing process of automobile exterior parts, in order to facilitate the later processing and installation of the product, aluminum parts are usually processed by milling; during the milling process, the parts are fixed and then milled by machine tools. At present, the processing method of milling parts by machine tools takes a long time, resulting in low production efficiency; for this reason, the utility model proposes a servo automatic sawing and milling equipment, which has a fast processing speed and effectively improves production efficiency. Utility Model Content

[0003] The technical solution used in the utility model is: a servo automatic sawing and milling equipment, comprising: a frame; a clamping and fixing mechanism is fixedly installed on the frame; the clamping and fixing mechanism is provided with three groups, which are respectively located at the two ends and the middle of the frame;

[0004] The clamping and fixing mechanism comprises: a clamping and fixing frame; a clamping push cylinder is fixedly installed on both sides of the clamping and fixing frame, and a clamping block is slidably installed; the output ends of the two clamping push cylinders are fixedly connected to the corresponding clamping blocks respectively;

[0005] A set of two-axis servo moving mechanisms are fixedly installed at both ends of the frame, and a milling cutter motor is fixedly installed at the output end of each set of two-axis servo moving mechanisms; and a milling cutter is fixedly installed on the output shaft of each milling cutter motor.

[0006] Furthermore, the frame is provided with two middle support frames; the two middle support frames are respectively fixedly mounted on both sides of the clamping and fixing frame located in the middle of the frame.

[0007] Furthermore, the two-axis servo moving mechanism comprises: a fixed frame; the fixed frame is fixedly mounted on the frame; a transverse servo drive motor is fixedly mounted on the fixed frame, and a transverse moving plate is slidably mounted thereon, a transverse drive lead screw is fixedly mounted on the output shaft of the transverse servo drive motor, the transverse drive lead screw is threadedly engaged with the transverse moving plate, and is rotationally connected to the fixed frame;

[0008] A longitudinal servo drive motor is fixedly mounted on the transverse moving plate, and a longitudinal moving plate is slidably mounted thereon; a longitudinal drive lead screw is fixedly mounted on the output shaft of the longitudinal servo drive motor, the longitudinal drive lead screw is threadedly engaged with the longitudinal moving plate, and is rotationally connected to the transverse moving plate; the milling cutter motor is fixedly mounted on the longitudinal moving plate.

[0009] Furthermore, three sets of cutting devices are fixedly mounted on the frame, respectively located in the middle and at both ends of the frame;

[0010] The cutting device comprises: a cutting motor moving mechanism; the cutting motor moving mechanism is fixedly mounted on the frame; a cutting motor is fixedly mounted on the output end of the cutting motor moving mechanism, and a saw blade is fixedly mounted on the output shaft of the cutting motor.

[0011] Furthermore, the cutting motor moving mechanism includes: a fixed plate; the fixed plate is fixedly mounted on the frame; a movable push cylinder is fixedly mounted on the fixed plate, and a slide plate is slidably mounted; the output end of the movable push cylinder is fixedly connected to the slide plate; the cutting motor is fixedly mounted on the slide plate.

[0012] Furthermore, three collecting bins are fixedly mounted on the frame, and the three collecting bins are respectively located in the middle and left and right ends of the frame;

[0013] A splash guard is fixedly installed at the inlet end of each collecting bin; each saw blade is located inside the corresponding splash guard, and a cavity is provided inside the splash guard for the saw blade to move;

[0014] The clamping and fixing frame is provided with a clearance for the saw blade to move; the clamping and fixing mechanisms at both ends of the frame are provided with a cavity for the milling cutter to move; the cavity is composed of the two clamping blocks and the clamping and fixing frame.

[0015] Furthermore, three collecting boxes are arranged on the frame; the three collecting boxes are respectively located directly below the three collecting bins; an outlet is opened at the lower end of each collecting bin; and four universal wheels are fixedly mounted on each collecting box.

[0016] Since the utility model adopts the above technical solution, the utility model has the following beneficial effects:

[0017] 1. Compared with the existing processing method using machine tools, the utility model greatly improves the processing speed without affecting the processing effect, so that the output per unit time is higher; and it has a sawing function; in addition, the utility model collects the debris generated during the processing of the workpiece through the setting of a collection bin, thereby improving the cleanliness of the processing area.

[0018] 2. The utility model effectively realizes the precise positioning of the milling position of the milling cutter through the coordinated design of the transverse servo drive motor and the longitudinal servo drive motor in the two-axis servo moving mechanism, thereby effectively ensuring the milling accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1It is a schematic diagram of the overall structure of the utility model.

[0020] Figure 2 It is a schematic diagram of the position relationship between the middle clamping and fixing mechanism and the middle supporting frame of the utility model.

[0021] Figure 3 It is a schematic diagram of the specific structure of the clamping and fixing mechanism at both ends of the utility model.

[0022] Figure 4 It is a schematic diagram of the position relationship between the clamping and fixing mechanism and the collection bin of the utility model.

[0023] Figure 5 This is a schematic diagram of the position relationship between the cutting device and the splash guard plate of the utility model.

[0024] Figure 6 This is a schematic diagram of the positional relationship between the clamping and fixing mechanism and the cutting device of the utility model.

[0025] Figure 7 It is a schematic diagram of the positional relationship between the two-axis servo moving mechanism, the cutting device and the clamping and fixing mechanism of the utility model.

[0026] Figure 8 It is a schematic diagram of the specific structure of the two-axis servo moving mechanism of the utility model.

[0027] Figure markings: frame-1; clamping and fixing mechanism-2; two-axis servo moving mechanism-3; milling cutter motor-4; middle support frame-5; cutting device-6; collecting bin-7; collecting box-8; clamping and fixing frame-21; clamping push cylinder-22; clamping block-23; fixing frame-31; transverse servo drive motor-32; transverse moving plate-33; longitudinal servo drive motor-34; longitudinal moving plate-35; cutting motor-61; fixing plate-62; moving push cylinder-63; slide plate-64; splash guard plate-71. DETAILED DESCRIPTION

[0028] The following is a detailed description of this technical solution using an aluminum door trim strip, which needs to be milled and hole-washed at one end to facilitate later installation;

[0029] Examples, such as Figure 1-8 As shown, a servo automatic sawing and milling device comprises: a frame 1; a clamping and fixing mechanism 2 is fixedly installed on the frame 1; the clamping and fixing mechanism 2 is provided with three groups, which are respectively located at both ends and the middle of the frame 1;

[0030] The clamping and fixing mechanism 2 comprises: a clamping and fixing frame 21; a clamping push cylinder 22 is fixedly installed on both sides of the clamping and fixing frame 21, and a clamping block 23 is slidably installed; the output ends of the two clamping push cylinders 22 are fixedly connected to the corresponding clamping blocks 23 respectively;

[0031] A group of two-axis servo moving mechanisms 3 are fixedly installed at both ends of the frame 1, and a milling cutter motor 4 is fixedly installed at the output end of each group of two-axis servo moving mechanisms 3; a milling cutter is fixedly installed on the output shaft of each milling cutter motor 4; a control device is fixedly installed inside the factory, and the clamping push cylinder 22, the two-axis servo moving mechanism 3 and the milling cutter motor 4 are all electrically connected to the control device; the clamping push cylinder 22 is a cylinder, and is connected to the gas supply device inside the factory through a pipeline; when the workpiece needs to be processed, the workpiece is grasped by the robot arm inside the factory, and the workpiece is placed on the frame 1, supported by three clamping fixed frames 21, and then each clamping push cylinder 22 is started at the same time, driving the clamping block 23 to move and clamp the workpiece; start the milling cutter motor 4 to drive the milling cutter to rotate, and then start the two-axis servo moving mechanism 3 to drive the milling cutter to move according to the program preset by the control device to process the workpiece.

[0032] Specifically, since the door trim is arc-shaped, when the robot arm places the workpiece on the frame 1, in order to better support the workpiece, two middle support frames 5 are provided on the frame 1; the two middle support frames 5 are respectively fixedly installed on both sides of the clamping frame 21 located in the middle of the frame 1.

[0033] Specifically, the two-axis servo moving mechanism 3 includes: a fixed frame 31; the fixed frame 31 is fixedly mounted on the frame 1; a transverse servo drive motor 32 is fixedly mounted on the fixed frame 31, and a transverse moving plate 33 is slidably mounted thereon; a transverse drive lead screw is fixedly mounted on the output shaft of the transverse servo drive motor 32, the transverse drive lead screw is threadedly engaged with the transverse moving plate 33, and is rotatably connected to the fixed frame 31;

[0034] A longitudinal servo drive motor 34 is fixedly mounted on the transverse moving plate 33, and a longitudinal moving plate 35 is slidably mounted on the same. A longitudinal drive screw is fixedly mounted on the output shaft of the longitudinal servo drive motor 34, and the longitudinal drive screw is threadedly engaged with the longitudinal moving plate 35 and rotationally connected to the transverse moving plate 33; the milling cutter motor 4 is fixedly mounted on the longitudinal moving plate 35; the transverse servo drive motor 32 and the longitudinal servo drive motor 34 are both electrically connected to the control device; the milling cutter is driven by the transverse servo drive motor 32 and the longitudinal servo drive motor 34 to move in the transverse and longitudinal plane directions, thereby realizing precise positioning of the milling position of the milling cutter.

[0035] Specifically, three sets of cutting devices 6 are fixedly installed on the frame 1, respectively located in the middle and at both ends of the frame 1; the workpiece is cut by the cutting device 6, and compared with the existing machine tool processing method, the cutting and milling of the workpiece do not need to be processed separately by two devices;

[0036] The cutting device 6 includes: a cutting motor moving mechanism; the cutting motor moving mechanism is fixedly installed on the frame 1; a cutting motor 61 is fixedly installed at the output end of the cutting motor moving mechanism, and a saw blade is fixedly installed on the output shaft of the cutting motor 61; before the milling cutter processes the workpiece, the cutting motor 61 is started to drive the saw blade to rotate at high speed, and then the saw blade is driven to move by the cutting motor moving mechanism to cut the workpiece; the excess parts at both ends of the workpiece are cut off, and it is divided into two from the middle to form two door trims; the cutting motor 61 is electrically connected to the control device.

[0037] Specifically, the cutting motor moving mechanism includes: a fixed plate 62; the fixed plate 62 is fixedly installed on the frame 1; a moving push cylinder 63 is fixedly installed on the fixed plate 62, and a slide plate 64 is slidably installed; the output end of the moving push cylinder 63 is fixedly connected to the slide plate 64; the cutting motor 61 is fixedly installed on the slide plate 64; the moving push cylinder 63 is a cylinder, which is electrically connected to the control device and is connected to the gas supply device in the factory through a pipeline; when cutting the workpiece, the saw blade is driven by the moving push cylinder 63 to move toward the workpiece to cut the workpiece.

[0038] Specifically, in order to ensure the cleanliness of the working area and collect the debris produced by cutting and milling, three collecting bins 7 are fixedly installed on the frame 1, and the three collecting bins 7 are respectively located in the middle and left and right ends of the frame 1;

[0039] A splash guard 71 is fixedly mounted at the inlet end of each collecting bin 7; each saw blade is located inside the corresponding splash guard 71, and a cavity is provided inside the splash guard 71 for the saw blade to move;

[0040] The clamping and fixing frame 21 is provided with a clearance for the saw blade to move; the clamping and fixing mechanisms 2 at both ends of the frame 1 are provided with a cavity for the milling cutter to move; the cavity is composed of two clamping blocks 23 and the clamping and fixing frame 21; the debris generated by the saw blade when cutting the workpiece falls into the collecting bin 7, and the collecting bin 7 collects the debris, and the splash guard 71 prevents the debris generated during cutting from flying out; in addition, when the milling cutter is processing the workpiece, the milling cutter extends into the cavity provided on the clamping and fixing mechanism 2 to process the workpiece, and the debris generated by the processing falls into the collecting bin 7; thereby, the debris generated by the processing is collected, thereby maintaining the cleanliness of the working area.

[0041] Specifically, three collecting boxes 8 are provided on the frame 1; the three collecting boxes 8 are respectively located directly below the three collecting bins 7; an outlet is opened at the lower end of each collecting bin 7; four universal wheels are fixedly installed on each collecting box 8; the debris in the collecting bin 7 falls into the collecting box 8, and when the debris in the collecting box 8 reaches a certain height, the collecting box 8 is pulled to a designated position to centrally process the debris.

[0042] Working principle: When processing the door trim, the robot arm first grabs the workpiece and places it on the frame 1, which is supported by the clamping frame 21 and the middle support frame 5, and then the clamping push cylinder 22 is started to drive the clamping block 23 to clamp the workpiece and fix it to the frame 1; then the three cutting motors 61 are started to drive the saw blade to rotate, and the moving push cylinder 63 is started to drive the saw blade to move toward the workpiece, cut the two ends and the middle of the workpiece, cut off the excess parts at both ends of the workpiece, and divide the workpiece into two sections. After the cutting is completed, the moving push cylinder 63 drives the saw blade to retreat and exit; then the milling cutter motor 4 is started to drive the milling cutter to rotate, and the horizontal servo drive motor 32 and the longitudinal servo drive motor 34 work according to the program given by the control device, drive the milling cutter to move horizontally and longitudinally, and perform milling processing on the end of the workpiece. After the processing is completed, the milling cutter exits; during the milling process, the cutting fluid is sprayed to the processing position for cooling (this is a conventional and necessary technical means in the prior art, so it will not be repeated in this embodiment)

[0043] When the saw blade and the milling cutter are processing the workpiece, the debris generated by the processing is collected by the collection bin 7 and the splash guard 71 and falls into the collection box 8. The debris is collected to keep the processing area clean.

Claims

1. A servo automatic sawing and milling device, characterized in that: include: A frame (1); a clamping and fixing mechanism (2) is fixedly mounted on the frame (1); the clamping and fixing mechanism (2) is provided with three groups, which are respectively located at both ends and the middle of the frame (1); The clamping and fixing mechanism (2) comprises: a clamping and fixing frame (21); a clamping push cylinder (22) is fixedly mounted on both sides of the clamping and fixing frame (21), and a clamping block (23) is slidably mounted thereon; the output ends of the two clamping push cylinders (22) are fixedly connected to the corresponding clamping blocks (23); A set of two-axis servo moving mechanisms (3) are fixedly mounted on both ends of the frame (1), and a milling cutter motor (4) is fixedly mounted on the output end of each set of the two-axis servo moving mechanisms (3); and a milling cutter is fixedly mounted on the output shaft of each milling cutter motor (4).

2. A servo automatic sawing and milling device according to claim 1, characterized in that: The frame (1) is provided with two middle support frames (5); the two middle support frames (5) are respectively fixedly mounted on both sides of a clamping and fixing frame (21) located in the middle of the frame (1).

3. The servo automatic sawing and milling equipment according to claim 1, characterized in that: The two-axis servo movement mechanism (3) comprises: a fixed frame (31); the fixed frame (31) is fixedly mounted on the frame (1); a transverse servo drive motor (32) is fixedly mounted on the fixed frame (31), and a transverse movement plate (33) is slidably mounted on the fixed frame (31); a transverse drive lead screw is fixedly mounted on the output shaft of the transverse servo drive motor (32); the transverse drive lead screw is threadedly engaged with the transverse movement plate (33) and is rotationally connected to the fixed frame (31); A longitudinal servo drive motor (34) is fixedly mounted on the transverse moving plate (33), and a longitudinal moving plate (35) is slidably mounted on the longitudinal servo drive motor (34). A longitudinal drive lead screw is fixedly mounted on the output shaft of the longitudinal servo drive motor (34), the longitudinal drive lead screw is threadedly engaged with the longitudinal moving plate (35), and is rotationally connected to the transverse moving plate (33); the milling cutter motor (4) is fixedly mounted on the longitudinal moving plate (35).

4. The servo automatic sawing and milling equipment according to claim 1, characterized in that: Three sets of cutting devices (6) are fixedly mounted on the frame (1), respectively located at the middle and two ends of the frame (1); The cutting device (6) comprises: a cutting motor moving mechanism; the cutting motor moving mechanism is fixedly mounted on the frame (1); a cutting motor (61) is fixedly mounted on the output end of the cutting motor moving mechanism, and a saw blade is fixedly mounted on the output shaft of the cutting motor (61).

5. The servo automatic sawing and milling equipment according to claim 4, characterized in that: The cutting motor moving mechanism comprises: a fixed plate (62); the fixed plate (62) is fixedly mounted on the frame (1); a movable push cylinder (63) is fixedly mounted on the fixed plate (62), and a slide plate (64) is slidably mounted thereon; an output end of the movable push cylinder (63) is fixedly connected to the slide plate (64); and the cutting motor (61) is fixedly mounted on the slide plate (64).

6. The servo automatic sawing and milling equipment according to claim 4, characterized in that: Three collecting bins (7) are fixedly mounted on the frame (1), and the three collecting bins (7) are respectively located at the middle and left and right ends of the frame (1); A splash guard plate (71) is fixedly mounted on the inlet end of each collecting bin (7); each saw blade is located inside the corresponding splash guard plate (71), and a cavity is provided inside the splash guard plate (71) for the saw blade to move; The clamping and fixing frame (21) is provided with a clearance for the saw blade to move; the clamping and fixing mechanisms (2) at both ends of the frame (1) are provided with a cavity for the milling cutter to move; the cavity is composed of the two clamping blocks (23) and the clamping and fixing frame (21).

7. The servo automatic sawing and milling equipment according to claim 6, characterized in that: Three collecting boxes (8) are provided on the frame (1); the three collecting boxes (8) are respectively located directly below the three collecting bins (7); an outlet is provided at the lower end of each collecting bin (7); and four universal wheels are fixedly mounted on each collecting box (8).

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