CN111975060A - A fully automatic CNC double-head milling machine with adjustable cutter head angle - Google Patents

Abstract

The invention relates to the technical field of milling machines and discloses a full-automatic numerical control double-head milling machine with an adjustable tool bit angle, which comprises a bottom plate, wherein lifting devices are fixedly arranged at the upper end parts of the bottom plate, mounting blocks are fixedly arranged at the upper parts of the lifting devices, slide rails are arranged in the mounting blocks, the slide rails and a slide block are movably mounted, a second threaded rod is movably mounted in the middle of the slide block, one end of the second threaded rod is movably mounted on the inner wall of the slide rail, and the other end of the second threaded rod is fixedly connected with a second hand wheel. This full-automatic numerical control double-end milling machine that tool bit angle can be regulated and control has milling cutter through the equal fixed mounting in the upper portion both ends of bottom plate to pass through the cooperation of structures such as gear one, link, screw axis, rotating ring one and motor with milling cutter, be convenient for realize the oscillatingly from top to bottom and the left and right sides of milling cutter, be convenient for to carry out the processing to the angle to the work piece on counter table upper portion.

Description

A fully automatic CNC double-head milling machine with adjustable cutter head angle

technical field

The invention relates to the technical field of milling machines, in particular to a fully automatic numerical control double-head milling machine with adjustable cutter head angle.

Background technique

A milling machine refers to a machine tool that uses a milling cutter to mill a workpiece. As a common equipment in the machinery manufacturing and repair industries, a milling machine can perform milling, drilling and boring processing on workpieces because of its high efficiency and good applicability. and other significant advantages, it has been widely used in modern machinery manufacturing and machinery repair sectors.

However, the existing technology can only clamp the workpiece horizontally. However, when machining some small, irregularly shaped and angled workpieces on the milling machine, such as when machining inclined planes, the workpiece needs to be tilted and supported for support, and then clamped. There are often problems such as difficulty in clamping the workpiece, weak clamping, low clamping accuracy, low clamping efficiency, and high labor intensity. Rotating the workpiece requires not only the support but also the angle measurement before clamping, which is not only labor-intensive and labor-intensive, but also has low work efficiency and low clamping accuracy, which seriously affects the processing quality.

When the CNC milling machine is processing the workpiece, the milling cutter often moves too fast and directly hits the milling machine or the workpiece, which not only damages the milling cutter, reduces the service life of the milling cutter, increases the maintenance cost, and is easy to destroy The workpiece being processed increases the production cost.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the present invention provides a fully automatic CNC double-head milling machine with adjustable cutter head angle, which has the advantages of adjustable milling cutter angle, easy adjustment of the rotation angle of the worktable, and milling cutter anti-collision cutter function. , which solves the problems mentioned in the above background art.

The present invention provides the following technical solutions: a fully automatic CNC double-head milling machine with adjustable cutter head angle, comprising a base plate, the upper end of the base plate is fixedly installed with a lifting device, and the upper part of the lifting device is fixedly installed with a mounting block , the inside of the mounting block is provided with a slide rail, the slide rail is movably installed with the slider, the middle part of the slider is movably installed with a second threaded rod, and one end of the second threaded rod is movably installed on the inner wall of the slide rail , the other end of the second threaded rod is fixedly connected with the second hand wheel, the upper part of the slider is fixedly installed with a support frame, the inner side of the support frame is fixedly installed with a support ring, and the middle part of the support ring is movably installed on the screw On the inner side of the shaft, one end of the screw shaft is fixedly connected to the first motor, the outer side of the screw shaft is movably sleeved with a rotating ring one, the upper part of the rotating ring one is fixedly connected with a turret, and one side of the rotating frame is fixed A second motor is connected, and a second rotating ring is opened in the middle of the turret. The second rotating ring and the first gear are movably sleeved. The two ends of the first gear are fixedly installed on the connecting frame, and the upper end of the connecting frame is It is fixedly installed at the bottom of the third motor, the other end of the third motor is fixedly installed with an anti-collision block, and the front end of the anti-collision block is fixedly installed with a milling cutter.

Selected, a base is fixedly installed in the middle of the upper part of the bottom plate, and a gear block is fixedly installed in the middle of the base, and the gear block and the threaded rod are engaged and rotated, and one end of the threaded rod is fixedly connected with a handwheel 1. , the threaded rod is movably installed in the middle of the lower end of the turntable, and connecting blocks are fixedly installed on both sides of the lower end of the turntable, and the connecting blocks are movably installed with the arc-shaped grooves, and the arc-shaped grooves are opened on the upper part of the base At both ends, the upper part of the turntable is fixedly installed with a worktable.

Selected, a gear slot is fixedly installed inside the anti-collision block, the gear slot is movably clamped with the second gear, the second gear is fixedly installed at one end of the connecting block, and the other end of the connecting block is fixedly connected with a A clamping block, the other end of the clamping block is fixedly installed with a milling cutter, the clamping block is movably clamped with the sliding cavity, the outer side of the connecting block is movably sleeved with a spring 1, and one side of the gear 2 is movably installed with a The second spring, the other end of the second spring is movably installed inside the anti-collision block.

Selectively, the number of the connecting blocks is two, and the two connecting blocks are respectively installed at both ends of the bottom of the turntable.

Preferably, the base is semi-cylindrical, the bottom of the turntable is a semi-circular hollow base, and the upper part of the base and the bottom of the turntable are slidably installed.

Selectively, the sliding rail is an I-shaped groove, the sliding block is an I-shaped block, and the sliding rail and the sliding block are movable snap connections.

Selectively, the circumferential length value of the arc-shaped groove is smaller than the circumferential length value of the base.

Selectively, the gear slot is a tooth-shaped slot, the gear slot and the second gear are gears that are fitted and installed, and the length of the gear slot is three times the length of the second gear.

Selectively, the support frame is an E-shaped mounting frame.

Selectively, the number of the milling cutters is two, and the two milling cutters are respectively installed on both sides of the worktable.

Compared with the prior art, the present invention has the following beneficial effects:

1. The fully automatic CNC double-head milling machine with adjustable cutter head angle is fixedly installed with milling cutters on both ends of the upper part of the base plate, and the milling cutters are passed through the gear 1, the connecting frame, the screw shaft, the rotating ring 1 and the motor 2 The cooperation of other structures is convenient to realize the up-and-down swing and left-right swing of the milling cutter, which is convenient for the multi-angle adjustment of the milling cutter, so as to facilitate the processing of the angle of the workpiece on the upper part of the worktable.

2. The fully automatic CNC double-head milling machine with adjustable cutter head angle is fixedly installed with a base in the upper center of the bottom plate, and a rotating table and a worktable are movably installed on the base, and the threaded rod and the gear are driven by the handwheel. The block engages and rotates, thereby driving the turntable and the worktable to rotate, which is convenient to change the lifting angle of the turntable and the worktable, and is convenient to process the angle of the workpiece on the upper part of the worktable.

3. The fully automatic CNC double-head milling machine with adjustable cutter head angle, through the cooperation of anti-collision block, gear groove, connecting block, clamping block, sliding cavity, spring 1 and spring 2 at one end of the milling cutter, the milling The cutter is buffered when the cutter is lowered, so that when the milling cutter is in contact with the workpiece, the spring 1 and spring 2 are compressed and retracted for a certain distance in the gear groove through the second gear, which is convenient to realize the anti-collision of the milling cutter and avoid the damage to the workpiece.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the schematic diagram of the turntable of the present invention;

Fig. 3 is the explosion schematic diagram of the turntable of the present invention;

Fig. 4 is the bottom view of the turntable of the present invention;

Fig. 5 is the schematic diagram of the installation block of the present invention;

Fig. 6 is the schematic diagram of the explosion of the installation block of the present invention;

Fig. 7 is the exploded schematic diagram of the support frame of the present invention;

Figure 8 is a schematic diagram of the explosion of the anti-collision block of the present invention.

In the figure: 1. Bottom plate; 2. Base; 3. Gear block; 4. Arc groove; 5. Connecting block; 6. Turning table; 7. Rotating hole; , worktable; 11, lifting device; 12, mounting block; 13, slide rail; 14, slider; 15, threaded rod two; 16, hand wheel two; 17, support frame; 18, support ring; 19, screw shaft ;20, motor one; 21, rotating ring one; 22, motor two; 23, turret; 24, rotating ring two; 25, gear one; 26, connecting frame; 27, motor three; 28, anti-collision block; 29 30, gear two; 31, connecting block; 32, clamping block; 33, sliding cavity; 34, spring one; 35, milling cutter; 36, spring two.

Detailed ways

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

Please refer to Figure 1-8, a fully automatic CNC double-head milling machine with adjustable cutter head angle, including a base plate 1, a base 2 is fixedly installed in the middle of the upper part of the base plate 1, the base 2 is semi-cylindrical, and the bottom of the rotary table 6 is a semi-circle The hollow base, the upper part of the base 2 and the bottom of the turntable 6 are slidingly installed, and the turntable 6 rotates along the upper part of the base 2, which is convenient for adjusting the rotation angle of the turntable 6 and realizes multi-angle machining of the workpiece. A gear block 3 is fixedly installed in the middle of the threaded rod, and the gear block 3 is meshed with the threaded rod-8. One end of the threaded rod-8 is fixedly connected with a handwheel 9. The two connecting blocks 5 are fixedly installed on both sides of the lower end of the 6. The number of the connecting blocks 5 is two. The two connecting blocks 5 are respectively installed at the bottom ends of the rotating table 6. The circumference length value of groove 4 is less than the circumference length value of base 2, the circumference length value of arc groove 4 is 80 cm, and the circumference length value of base 2 is 100 cm, arc groove 4 is the sliding range of connecting block 5 To be limited, the arc grooves 4 are opened at both ends of the upper part of the base 2, the upper part of the turntable 6 is fixedly installed with the worktable 10, the base 2 is fixedly installed in the upper center of the bottom plate 1, and the base 2 is movably installed with a rotating The table 6 and the work table 10 are driven by the hand wheel one 9 to drive the threaded rod one 8 and the gear block 3 to engage and rotate, thereby driving the rotary table 6 and the work table 10 to rotate, which is convenient to change the lifting angle of the rotary table 6 and the work table 10. , it is convenient to process the angle of the workpiece on the upper part of the worktable 10, the upper end of the bottom plate 1 is fixedly installed with a lifting device 11, the upper part of the lifting device 11 is fixedly installed with a mounting block 12, and the interior of the mounting block 12 is provided with a slide rail 13. The slide rail 13 and the slide block 14 are movably installed, the slide rail 13 is an I-shaped groove, the slide block 14 is an I-shaped block, the slide rail 13 and the slide block 14 are movable snap connections, and the slide rail 13 and the slide block 14 are movable clips The connection is convenient to adjust the horizontal distance between the milling cutter 35 and the workpiece. The middle of the slider 14 is movably installed with a threaded rod 2 15, one end of the threaded rod 2 15 is movably installed on the inner wall of the slide rail 13, and the other side of the threaded rod 2 15 is movably installed. One end is fixedly connected with the second hand wheel 16, the upper part of the slider 14 is fixedly installed with a support frame 17, and the support frame 17 is an E-shaped mounting frame. 35 Through the cooperation of the gear one 25, the connecting frame 26, the screw shaft 19, the rotating ring one 21 and the motor two 22, it is convenient to realize the up and down swing and left and right swing of the milling cutter 35, and it is convenient for the multi-angle adjustment of the milling cutter 35, so as to facilitate the To process the angle of the workpiece on the upper part of the worktable 10, a support ring 18 is fixedly installed on the inner side of the support frame 17, the middle part of the support ring 18 is movably installed on the inner side of the screw shaft 19, and one end of the screw shaft 19 is fixedly connected with the motor one 20 The outer side of the screw shaft 19 is movably sleeved with a rotating ring 1 21, the upper part of the rotating ring 1 21 is fixedly connected with a turret 23, one side of the turret 23 is fixedly connected with a motor two 22, and the middle of the turret 23 is provided with a rotating ring two 24. The second rotating ring 24 and the gear one 25 are movable sleeves, the two ends of the gear one 25 are fixedly installed on the connecting frame 26, the upper end of the connecting frame 26 is fixedly installed at the bottom of the motor three 27, and the other end of the motor three 27 is fixed The anti-collision block 28 is installed, the inside of the anti-collision block 28 is fixedly installed with a gear slot 29, the gear slot 29 is a toothed slot, the gear slot 29 and the second gear 30 are fitted gears, and the length of the gear slot 29 is the gear. The length of the second gear 30 is three times the length of the gear slot 29, and the length of the gear slot 29 is twelve centimeters, while the length of the gear two 30 is four centimeters. Function, the gear slot 29 is movably connected with the second gear 30, the second gear 30 is fixedly installed at one end of the connecting block 31, the other end of the connecting block 31 is fixedly connected with the clamping block 32, and the other end of the clamping block 32 is fixedly installed with a milling cutter 35 , the clamping block 32 is movably connected with the sliding cavity 33, the outer side of the connecting block 31 is movably sleeved with a spring 1 34, one side of the gear 2 30 is movably installed with a spring 2 36, and the other end of the spring 2 36 is movably installed on the anti-collision block Inside 28, through the cooperation of the anti-collision block 28, the gear groove 29, the connecting block 31, the clamping block 32, the sliding cavity 33 and the spring one 34 and the spring two 36 at one end of the milling cutter 35, the milling cutter 35 is placed at the lower end. Buffering is carried out at the same time, so that when the milling cutter 35 is in contact with the workpiece, the spring 1 34 and the spring 2 36 are compressed and retracted for a certain distance in the gear groove 29 through the second gear 30, which is convenient to realize the anti-collision of the milling cutter 35 and avoid the workpiece. If damage is caused, a milling cutter 35 is fixedly installed at the front end of the anti-collision block 28. The number of milling cutters 35 is two. The two milling cutters 35 are respectively installed on both sides of the worktable 10. Both sides are processed, which is convenient to improve the processing efficiency of the device.

Working principle: When in use, the workpiece is fixedly installed on the upper part of the worktable 10, fixed by clamping the tooling, and then the handwheel 19 is rotated according to the processing requirements to drive the threaded rod 18 and the gear block 3 to mesh and rotate, thereby changing the turning table. 6 and the lifting angle of the worktable 10, and the rotation angle of the milling cutter 35 is set. In the workpiece memory processing, when the milling cutter 35 is in contact with the workpiece, the spring one 34 and the spring two 36 are compressed and retracted for a certain distance in the gear groove 29 through the second gear 30, so as to facilitate the anti-collision of the milling cutter 35, and then the motor The three 27 drives the milling cutter 35 to rotate to process the workpiece.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Meanwhile, in the drawings of the present invention, the filling pattern is only for distinguishing layers, and does not make any other limitation.

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

Claims (10)

1. A fully automatic CNC double-head milling machine with adjustable cutter head angle, comprising a base plate (1), characterized in that: a lifting device (11) is fixedly installed on the upper end of the base plate (1), and the lift A mounting block (12) is fixedly mounted on the upper part of the device (11), a slide rail (13) is provided inside the mounting block (12), and the slide rail (13) is movably mounted with the slider (14), and the A second threaded rod (15) is movably installed in the middle of the slider (14), one end of the second threaded rod (15) is movably installed on the inner wall of the slide rail (13), and the other end of the second threaded rod (15) is movably installed on the inner wall of the slide rail (13). A second hand wheel (16) is fixedly connected, a support frame (17) is fixedly installed on the upper part of the slider (14), a support ring (18) is fixedly installed on the inner side of the support frame (17), and the support ring The middle part of (18) is movably installed on the inside of the screw shaft (19), one end of the screw shaft (19) is fixedly connected with the motor one (20), and the outer side of the screw shaft (19) is movably sleeved with a rotating ring (19). 21), the upper part of the rotating ring one (21) is fixedly connected with a turret (23), one side of the turret (23) is fixedly connected with the motor two (22), and the middle part of the turret (23) A second rotating ring (24) is provided, the second rotating ring (24) and the first gear (25) are movably sleeved, and the two ends of the first gear (25) are fixedly mounted on the connecting frame (26). The upper end of the connecting frame (26) is fixedly installed on the bottom of the third motor (27), the other end of the third motor (27) is fixedly installed with an anti-collision block (28), and the front end of the anti-collision block (28) is fixedly installed With milling cutter (35). 2. The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 1, characterized in that: a base (2) is fixedly installed in the middle of the upper part of the bottom plate (1), and the base (2) A gear block (3) is fixedly installed in the middle of the ), the gear block (3) meshes with the threaded rod one (8) and rotates, and one end of the threaded rod one (8) is fixedly connected with the hand wheel one (9), so The threaded rod one (8) is movably installed in the middle of the lower end of the turntable (6), and connecting blocks (5) are fixedly installed on both sides of the lower end of the turning table (6). (4) Removable installation, the arc-shaped grooves (4) are provided at both ends of the upper part of the base (2), and a worktable (10) is fixedly installed on the upper part of the turntable (6). 3. The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 1, characterized in that: a gear groove (29) is fixedly installed inside the anti-collision block (28), and the gear The groove (29) is movably engaged with the second gear (30), the second gear (30) is fixedly installed on one end of the connecting block (31), and the other end of the connecting block (31) is fixedly connected with a clamping block (32) The other end of the clamping block (32) is fixedly installed with a milling cutter (35), the clamping block (32) is movably clamped with the sliding cavity (33), and the outer side of the connecting block (31) is movably sleeved with a One spring (34), one side of the second gear (30) is movably installed with the second spring (36), and the other end of the second spring (36) is movably installed inside the anti-collision block (28). 4. The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 2, characterized in that: the number of the connecting blocks (5) is two, and the two connecting blocks (5) They are respectively installed on both ends of the bottom of the turntable (6). 5. The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 2, characterized in that: the base (2) is semi-cylindrical, and the bottom of the turntable (6) is a semi-circular hollow A base, the upper part of the base (2) and the bottom part of the turntable (6) are slidingly installed. 6. The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 1, characterized in that: the sliding rail (13) is an I-shaped groove, and the sliding block (14) is an I-shaped The sliding rail (13) and the sliding block (14) are movably snap-connected. 7 . The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 2 , wherein the circumferential length value of the arc groove ( 4 ) is smaller than the circumferential length value of the base ( 2 ). 8 . 8 . The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 3 , wherein the gear slot ( 29 ) is a tooth-shaped slot, and the gear slot ( 29 ) is connected with the gear two. 9 . (30) is a gear that is fitted and installed, and the length of the gear groove (29) is three times the length of the second gear (30). 9 . The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 1 , wherein the support frame ( 17 ) is an E-shaped mounting frame. 10 . 10. The fully automatic CNC double-head milling machine with adjustable cutter head angle according to claim 1, characterized in that: the number of the milling cutters (35) is two, and the two milling cutters (35) They are respectively installed on both sides of the workbench (10).

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