CN210967148U - A double-spindle CNC milling machine - Google Patents

Abstract

The utility model discloses a double-spindle numerically controlled milling machine, comprising a machine tool base, a movable head, a rotating worktable and a lifting shield. A rotary table is installed, and the movable head includes an X-axis slide plate, a Y-axis slide plate, a Z-axis slide plate and a power head. A cylinder is fixed on the Z-axis slide plate at the upper end of the power head, and a servo motor is installed on the upper end of the Z-axis slide plate. The Y-axis slide plate is fixed at the lower end of the balance block, and the Y-axis slide plate slides back and forth on the X-axis slide plate, and the X-axis slide plate slides on the slide rail set at the upper end of the machine tool base. This dual-spindle CNC milling machine, dual-spindle machining, reduces tool change time, improves work efficiency, and can complete the required hole machining in one clamping, improving machining accuracy. The CNC system is scalable, and is also suitable for processing other graphics. Safe lift guard, improve labor safety factor.

Description

A double-spindle CNC milling machine

technical field

The utility model relates to the field of numerically controlled milling machines, in particular to a double-spindle numerically controlled milling machine.

Background technique

A high-speed machining equipment specially developed for cabinet doors, the machining holes on the cabinet doors are relatively special, and the tool needs to be changed during the machining process. The traditional manual tool change single-spindle CNC milling machine is cumbersome to process this type of material, and the manual tool change is frequent. It also increases the processing time and is inefficient.

Utility model content

The technical problem solved by the utility model is to overcome the problems proposed by the background technology and provide a double-spindle CNC milling machine.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a dual-spindle CNC milling machine, comprising a machine tool base, a movable head, a rotary table and a lifting shield, and a movable head is installed on the rear side of the upper end of the machine base, and A rotary table is installed on the upper end of the machine tool base at the front end of the movable head, and a lifting shield that slides up and down is installed on the front side of the machine base. The movable head includes an X-axis sliding plate, a Y-axis sliding plate, a Z-axis sliding plate and a power head, and A power head is slidably installed on the slide rail fixed at the front end of the Z-axis slide plate, a cylinder is fixed on the Z-axis slide plate at the upper end of the power head, and the lower end of the cylinder is connected to the power head;

A servo motor is installed on the upper end of the Z-axis slide plate, and the servo motor drives the screw to rotate and push the Z-axis slide plate to slide up and down at the front end of the balance block, the Y-axis slide plate is fixed at the lower end of the balance block, and the Y-axis slide plate slides back and forth on the X-axis slide plate, and the X-axis slide plate slides back and forth on the X-axis slide plate. The sliding plate slides on the sliding rail provided at the upper end of the machine base.

Preferably, shield cylinders are installed on both sides of the front end of the machine tool base, and the telescopic tubes at the upper ends of the shield cylinders on both sides are connected to the lifting shield, and a slider is fixed on the machine base outside the shield cylinder, and both sides of the lifting shield are The installed slide rail is installed inside the fixed slide block on the machine base to slide up and down.

Preferably, the machine tool base is an L-shaped frame, and the movable head is installed above the machine tool base to slide on the machine tool base, and the fixture installed on the rotary table is detachable.

Preferably, two sets of power heads that slide up and down are installed on the front of the Z-axis slide plate provided at the front end of the movable head, and the two sets of power heads are connected in sequence with the two sets of cylinders fixed on the upper end of the Z-axis slide plate.

Preferably, both ends of the rotary table are provided with a table rotation mechanism, and the table rotation mechanism pushes the rotary table to rotate, and the two sets of table slide rails provided on the rotary table are provided with clamps.

Preferably, the table rotating mechanism includes a sector gear, a worm, and a table rotation cylinder, and the table rotation cylinder is fixed inside the machine base, and the front end of the table rotation cylinder is connected to the worm, while the worm meshes with the sector gear, and the sector gear It is fixed on both ends of the rotary table through the support.

Compared with the prior art, the beneficial effects of the present utility model are:

1.Double-spindle machining reduces tool change time, improves work efficiency, and can complete the required hole machining in one clamping, improving machining accuracy. The CNC system is scalable, and it is also suitable for the machining of other graphics. Safe lifting shield , improve the labor safety factor;

2. The cylinder pushes the worm to slide back and forth, and the back and forth movement of the worm pushes the sector gear to rotate, which in turn drives the rotary table to rotate, which is convenient for the adjustment of the workpiece.

Description of drawings

Fig. 1 is the side view schematic diagram of the utility model structure;

Fig. 2 is the front view schematic diagram of the utility model structure;

Fig. 3 is the side view schematic diagram of the movable handpiece of the structure of the utility model;

Fig. 4 is the front view schematic diagram of the movable handpiece of the structure of the utility model;

5 is a schematic top view of the movable handpiece of the structure of the utility model;

6 is a schematic top view of the structure of the utility model;

Fig. 7 is the perspective schematic diagram of the structure of the utility model;

Fig. 8 is the perspective schematic diagram of the movable handpiece of the structure of the utility model;

FIG. 9 is a schematic diagram of the worktable rotating mechanism of the structure of the present invention.

Labels in the figure: 1. Machine tool base; 2. Active machine head; 3. Rotary table; 4. Lifting shield; 5. X-axis sliding plate; 6. Y-axis sliding plate; 7. Z-axis sliding plate; 8. Cylinder; 9 , power head; 10, servo motor; 11, slide rail; 12, table rotation mechanism; 13, shield cylinder; 14, balance block; 15, sector gear; 16, worm; 17, table slide rail; 18, The table rotates the cylinder.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-9, the present utility model provides a technical solution: a dual-spindle CNC milling machine, comprising a machine tool base 1, a movable head 2, a rotary table 3 and a lifting shield 4, the upper end of the machine tool base 1 is installed on the rear side There is a movable head 2, and a rotary table 3 is installed on the upper end of the machine tool base 1 at the front end of the movable head 2, and a lifting shield 4 that slides up and down is installed on the front side of the machine base 1. The movable head 2 includes an X-axis slide 5, The Y-axis slide 6, the Z-axis slide 7 and the power head 9, and the power head 9 is slidably installed on the slide rail fixed at the front end of the Z-axis slide 7, and the cylinder 8 is fixed on the Z-axis slide 7 at the upper end of the power head 9, and the cylinder 8 The lower end is connected to the power head 9, the upper end of the Z-axis slide plate 7 is installed with a servo motor 10, and the servo motor 10 drives the screw to rotate to push the Z-axis slide plate 7 to slide up and down at the front end of the balance block 14, and the Y-axis slide plate 6 is fixed at the lower end of the balance block 14, and the Y-axis The slide 6 slides back and forth on the X-axis slide 5, and the X-axis slide 5 slides on the slide rail 11 provided at the upper end of the machine base 1 to achieve rapid positioning of the three axes, while the X-axis slide 5, the Y-axis slide 6 and the Z-axis slide 7. It can be replaced by pneumatic sliding table, servo motor driven screw driven sliding table or servo motor driven gear and linear gear sliding table structure; when in use, the equipment is connected to the power supply, and the fixture is installed on the rotary table 3, and the fixture can be selected from different types The pneumatic clamp, electric clamp or manual clamp, put the profile on the rotary table 3, make sure that after pressing, lift the lifting shield 4, start the program, the system will automatically drive the movable head 2 to the processing area, at this time, According to the processing content, the cylinders 8 will push the high-speed power heads 9 down respectively to complete the processing action.

Shield cylinders 13 are installed on both sides of the front end of the machine tool base 1, and the telescopic tubes at the upper ends of the shield cylinders 13 on both sides are connected to the lifting shield 4, and a slider is fixed on the machine base 1 outside the shield cylinder 13, and the shield cylinder 13 can be used. The lifting motor, electric cylinder or hydraulic cylinder are used for replacement. At the same time, the slide rails installed on both sides of the lifting shield 4 are installed inside the slider fixed on the machine base 1 to slide up and down, and the shield cylinder 13 operates to push the lifting shield 4 to slide up and down. The slide rail and the slider set on the side of the lift shield 4 match, the lift shield 4 has high sliding stability up and down, the machine base 1 is an L-shaped frame, and the machine base 1 is welded by a square tube, which has undergone vibration aging and necessary heat treatment. , release the welding stress, ensure the stability of the bed frame without deformation, and the movable head 2 installed above the machine base 1 slides on the machine base 1, and the fixture installed on the rotary table 3 is removable.

Two sets of power heads 9 that slide up and down are installed on the front of the Z-axis slide plate 7 provided at the front end of the movable head 2, and the two sets of power heads 9 are connected with the two sets of cylinders 8 fixed at the upper end of the Z-axis slide plate 7 in turn, and the cylinders 8 operate to push the power heads. 9 Move up and down to process the workpiece.

Both ends of the rotary table 3 are equipped with a table rotation mechanism 12, and the table rotation mechanism 12 pushes the rotary table 3 to rotate, and the two sets of table slide rails 17 set on the rotary table 3 are provided with clamps, and the table The rotating mechanism 12 includes a sector gear 15, a worm 16 and a table rotation cylinder 18, and the table rotation cylinder 18 is fixed inside the machine base 1, and the front end of the table rotation cylinder 18 is connected to the worm 16, while the worm 16 meshes with the sector gear 15, And the sector gear 15 is fixed on both ends of the rotary table 3 through the support, the table rotating cylinder 18 operates to push the worm 6 to move back and forth, the worm 16 pushes the sector gear 15 to rotate, and then the sector gear 15 drives the rotary table 3 to rotate to adjust. Rotation of profiles.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A dual-spindle CNC milling machine, comprising a machine tool base (1), a movable head (2), a rotary table (3) and a lifting shield (4), characterized in that: after the upper end of the machine tool base (1) A movable machine head (2) is installed on the side, and a rotary table (3) is installed on the upper end of the machine base (1) at the front end of the movable machine head (2), and a lifting shield that slides up and down is installed on the front side of the machine base (1). (4), the movable head (2) includes an X-axis slide (5), a Y-axis slide (6), a Z-axis slide (7) and a power head (9), and the front end of the Z-axis slide (7) is fixed A power head (9) is slidably installed on the slide rail, a cylinder (8) is fixed on the Z-axis slide plate (7) at the upper end of the power head (9), and the lower end of the cylinder (8) is connected to the power head (9); A servo motor (10) is installed on the upper end of the Z-axis sliding plate (7), and the servo motor (10) drives the screw to rotate and pushes the Z-axis sliding plate (7) to slide up and down at the front end of the balance block (14), and the lower end of the balance block (14) is fixed The Y-axis slide (6) slides back and forth on the X-axis slide (5), and the X-axis slide (5) slides on the slide rail (11) provided at the upper end of the machine tool base (1). 2. A dual-spindle CNC milling machine according to claim 1, characterized in that: a shield cylinder (13) is installed on both sides of the front end of the machine tool base (1), and the upper ends of the shield cylinders (13) on both sides are telescopic The tube is connected to the lifting shield (4), and a slider is fixed on the machine base (1) outside the shield cylinder (13), and the slide rails installed on both sides of the lifting shield (4) are installed on the machine base (1). The inside of the fixed slider slides up and down. 3. A dual-spindle CNC milling machine according to claim 1, characterized in that: the machine tool base (1) is an L-shaped frame, and the top of the machine tool base (1) is installed on the movable head (2) on the machine tool base (1) is slid up, and the clamp mounted on the rotary table (3) is removable. 4. A dual-spindle CNC milling machine according to claim 1, characterized in that: two sets of power heads (9) that slide up and down are installed on the front of the Z-axis slide plate (7) provided at the front end of the movable head (2). , and the two groups of power heads (9) are sequentially connected with the two groups of cylinders (8) fixed on the upper end of the Z-axis slide plate (7). 5. A dual-spindle CNC milling machine according to claim 1, characterized in that: a table rotation mechanism (12) is installed on both ends of the rotary table (3), and the table rotation mechanism (12) pushes The rotary table (3) rotates, and clamps are installed on the two sets of table slide rails (17) arranged on the rotary table (3). 6. A dual-spindle CNC milling machine according to claim 5, characterized in that: the table rotation mechanism (12) comprises a sector gear (15), a worm (16) and a table rotation cylinder (18), and The worktable rotary cylinder (18) is fixed inside the machine base (1), and the front end of the worktable rotary cylinder (18) is connected to the worm (16), and the worm (16) meshes with the sector gear (15), and the sector gear (15) It is fixed on both ends of the rotary table (3) through the support.

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