CN212241396U

CN212241396U - Milling device

Info

Publication number: CN212241396U
Application number: CN202020448595.8U
Authority: CN
Inventors: 罗忠省; 李新春; 吴彬; 李游宗; 高子恒
Original assignee: Guangzhou Kdt Machinery Co ltd
Current assignee: Guangzhou Kdt Machinery Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-12-29
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to the technical field of machining, a milling device is disclosed, including triaxial digit control machine tool and horizontal milling mechanism, horizontal milling mechanism with the aircraft nose of triaxial digit control machine tool links to each other, horizontal milling mechanism includes: the supporting frame is movably arranged along the Z axis; the angle adjusting assembly is arranged on the supporting frame; a milling cutter assembly coupled to the angle adjustment assembly, the angle adjustment assembly configured to adjust an angle of inclination of the milling cutter assembly. The milling device is provided with the horizontal milling mechanism on the three-axis numerical control machine tool, the milling functions in the horizontal direction and at a certain angle are increased, and the diversified processing requirements during small-batch production are met without increasing too much cost.

Description

Milling device

Technical Field

The utility model relates to the technical field of machining, especially, relate to a milling device.

Background

In the existing woodworking processing center, machines with various configurations and functions are designed to be eight-door from common three-axis linkage to high-end five-axis linkage. In the field of furniture home furnishing, wooden doors and windows play an important role. The hinge position and the lock hole position of the door and the window are generally processed by horizontal milling, and furniture manufacturers generally adopt special machines for processing the door and the window during mass production, so that the whole production line has high cost, single processing and inflexibility. However, for small-scale production and miscellaneous diversified and customized furniture manufacturers, the dedicated processing equipment obviously does not meet the requirements of the manufacturers from the viewpoint of purchase cost and diversified functions. The machining center is low in price and capable of achieving horizontal milling, and although the four-axis or five-axis linkage machining center in the market can achieve horizontal milling, the equipment selling price is high and exceeds the equipment investment budget of most furniture manufacturers. Therefore, it is a technical problem to be solved that a machining center with low cost and capable of realizing vertical and horizontal milling is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a milling device, the horizontal mechanism that mills of installation on current triaxial digit control machine tool increases the milling function of horizontal direction and certain angle, the diversified processing demand when satisfying small batch production.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a milling device, including triaxial digit control machine tool and horizontal milling mechanism, horizontal milling mechanism with the aircraft nose of triaxial digit control machine tool links to each other, horizontal milling mechanism includes:

the supporting frame is movably arranged along the Z axis;

the angle adjusting assembly is arranged on the supporting frame;

a milling cutter assembly coupled to the angle adjustment assembly, the angle adjustment assembly configured to adjust an angle of inclination of the milling cutter assembly.

The milling device is provided with the horizontal milling mechanism on the three-axis numerical control machine tool, the milling functions in the horizontal direction and at a certain angle are increased, and the diversified processing requirements during small-batch production are met without increasing too much cost.

As a preferable aspect of the above milling apparatus, the angle adjusting assembly includes:

the first driving assembly is arranged on the supporting frame; and

and the transmission assembly is rotatably arranged on the support frame, and the output end of the first driving assembly is rotatably connected with the transmission assembly and drives the transmission assembly to rotate so as to adjust the deflection angle of the milling cutter assembly.

This angle adjusting part passes through first drive assembly drive transmission assembly and rotates, and then realizes the angle deflection of milling cutter subassembly, and the drive mode is simple, low cost.

As a preferable scheme of the above milling device, a rotating shaft assembly is arranged on the support frame, and the transmission assembly is rotatably arranged on the rotating shaft assembly.

The setting of pivot subassembly can be convenient for realize that drive assembly rotates and sets up on the support frame.

As a preferable solution of the above milling device, the milling device further includes a limiting component configured to limit a rotation angle of the transmission component.

The setting of spacing subassembly can restrict drive assembly's turned angle, makes milling cutter subassembly deflect in the certain limit, has not only satisfied the demand but also can avoid producing the condition of interfering with other parts because the too big condition that causes of angle of deflection.

As a preferable scheme of the milling device, the limiting component includes two limiting portions, the two limiting portions are disposed on the support frame and located on two sides of the rotating shaft component respectively, and the two limiting portions can abut against the transmission component respectively to limit a rotation angle of the transmission component.

The two limiting parts which are arranged on the support frame and are positioned on two sides of the rotating shaft component respectively prop against the transmission component to limit the deflection angle of the transmission component, and the device is simple in structure and easy to prepare.

As a preferable scheme of the milling device, a protruding structure is arranged at a position of the transmission assembly corresponding to the limiting part, and groove structures are formed on two sides of the protruding structure.

The position of the transmission assembly corresponding to the limiting part is provided with the protruding structure, the two sides of the protruding structure form the groove structure, and therefore the situation that the structures on the two sides of the protruding structure interfere with the limiting part in the rotating process of the transmission assembly, and the angle limitation is inaccurate can be avoided.

As a preferable aspect of the above milling device, the milling device further includes a scale assembly, and the scale assembly includes:

the fixed dial is sleeved and fixed on the rotating shaft assembly, and a first scale mark is arranged on the fixed dial; and

the rotary dial is sleeved on the rotary shaft assembly and connected with the transmission assembly, the rotary dial can rotate along with the transmission assembly wound on the rotary shaft assembly, and a second scale mark is arranged on the rotary dial.

Because fixed calibrated scale is fixed to be set up on the pivot subassembly, rotates the calibrated scale and links to each other with drive assembly, and drive assembly rotates and drives and rotate the calibrated scale and rotate, and then realizes the relative rotation of fixed calibrated scale and rotation calibrated scale, has realized reading of milling cutter subassembly's inclination through the relative deflection of first scale mark and second scale mark.

As a preferable mode of the milling device, the milling cutter assembly includes an electric spindle and milling cutters provided on both sides of the electric spindle.

The milling cutters are arranged on the two sides of the electric spindle, so that the electric spindle can adapt to machining of different positions of a workpiece, and different machining operations can be realized on the workpiece by installing the milling cutters of different types.

As a preferable mode of the above milling device, the milling cutter is detachably connected to the electric spindle. The milling cutter can be detachably connected with the electric spindle, so that the milling cutter can be conveniently detached and replaced.

As a preferable aspect of the above milling apparatus, the milling apparatus further includes:

the connecting assembly is connected with the machine head, and the supporting frame is movably arranged on the connecting assembly along the Z axis; and

the second driving assembly is arranged on the connecting assembly, and the output end of the driving assembly is connected with the supporting frame.

The connecting component is arranged to facilitate connection with the machine head, and the second driving component is arranged to drive the milling cutter component to move along the Z-axis direction, so that interference is not generated when the horizontal milling mechanism or the three-axis numerical control machine tool is machined.

The utility model has the advantages that:

the utility model provides a milling device sets up horizontal milling machine and constructs on triaxial digit control machine tool, increases the milling function of horizontal direction and certain angle, under the condition that need not increase too many costs, the diversified processing demand when satisfying small batch production.

Drawings

Fig. 1 is a schematic structural view of an angle of a milling device provided by the present invention;

fig. 2 is a schematic structural view of another angle of the milling device provided by the present invention;

fig. 3 is a schematic structural diagram of the horizontal milling mechanism provided by the present invention;

fig. 4 is a front view of the horizontal milling mechanism provided by the present invention;

fig. 5 is a side view of the horizontal milling mechanism provided by the present invention;

fig. 6 is a schematic structural diagram of the horizontal milling mechanism when the milling cutter assembly tilts.

In the figure:

1. a three-axis numerical control machine tool; 11. a machine head; 2. a horizontal milling mechanism;

21. a support frame; 211. a rotating shaft assembly;

22. an angle adjustment assembly; 221. a first drive assembly; 222. a transmission assembly; 2220. a raised structure; 2221. a first connecting plate; 2222. a second connecting plate; 2223. a support plate;

23. a milling cutter assembly; 231. an electric spindle; 232. milling cutters;

24. a limiting component; 241. a fixed seat; 242. a support rod;

25. a scale assembly; 251. fixing the dial; 252. rotating the dial;

26. a connecting assembly;

27. a second drive assembly.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model provides a milling device, as shown in fig. 1 and fig. 2, milling device includes triaxial digit control machine tool 1 and horizontal milling machine structure 2, and horizontal milling machine structure 2 links to each other with the aircraft nose 11 of triaxial digit control machine tool 1, has realized the milling function of level and certain angle on the basis of triaxial digit control machine tool 1. In this embodiment, the horizontal milling mechanism 2 is installed on the drill package of the head 11 of the three-axis numerical control machine tool 1, and the driving mechanism for driving the drill package of the head 11 drives the horizontal milling mechanism 2 to move in the three-dimensional direction, so that the structure of the specific three-axis numerical control machine tool 1 belongs to the prior art, and is not described herein again.

Further, as shown in fig. 3 to 6, the horizontal milling mechanism 2 includes a connecting assembly 26, a supporting frame 21, an angle adjusting assembly 22, a milling cutter assembly 23, and a second driving assembly 27, wherein the connecting assembly 26 is connected to the machine head 11, the supporting frame 21 is movably disposed on the connecting assembly 26 along the Z-axis, the second driving assembly 27 is disposed on the connecting assembly 26, an output end of the second driving assembly 27 is connected to the supporting frame 21, the angle adjusting assembly 22 is disposed on the supporting frame 21, the milling cutter assembly 23 is connected to the angle adjusting assembly 22, and the angle adjusting assembly 22 is configured to adjust an inclination angle of the milling cutter assembly 23. The second driving assembly 27 is capable of driving the milling cutter assembly 23 to move along the Z-axis direction, so that the milling cutter assembly 23 does not interfere with the machining of the spindle or the drill pack of the three-axis numerical control machine 1. The horizontal milling mechanism 2 can realize the inclination angle of the milling cutter assembly 23 through the angle adjusting assembly 22 so as to meet different requirements.

Further, the angle adjusting assembly 22 includes a first driving assembly 221 and a transmission assembly 222, the first driving assembly 221 is disposed on the supporting frame 21, the first driving assembly 221 is a linear driving mechanism, and an output end of the first driving assembly 221 is rotatably connected with the transmission assembly 222; the transmission assembly 222 is rotatably disposed on the supporting frame 21, and the output end of the first driving mechanism extends or retracts to drive the transmission assembly 222 to rotate so as to adjust the deflection angle of the milling cutter assembly 23. The angle adjusting assembly 22 drives the transmission assembly 222 to rotate through the first driving assembly 221, so that the deflection angle of the milling cutter assembly 23 can be adjusted, and the adjusting mode is simple and convenient.

Specifically, a rotating shaft assembly 211 is arranged on the support frame 21, and a transmission assembly 222 is rotatably arranged on the rotating shaft assembly 211. The arrangement of the rotating shaft assembly 211 can facilitate the transmission assembly 222 to be rotatably arranged on the support frame 21.

The transmission assembly 222 comprises a first connecting plate 2221 and a second connecting plate 2222 which are L-shaped structures, the first connecting plate 2221 is rotatably connected to the rotating shaft assembly 211, the second connecting plate 2222 is connected to the milling cutter assembly 23, the structure can be conveniently connected to the milling cutter assembly 23, in order to enhance the supporting strength of the transmission assembly 222, a supporting plate 2223 is connected between the first connecting plate 2221 and the second connecting plate 2222, specifically, the supporting plate 2223 is triangular, two sides of the triangle are respectively connected to the first connecting plate 2221 and the second connecting plate 2222, and the supporting plate 2223 of the structure is supported stably.

The milling device further comprises a limiting assembly 24, the limiting assembly 24 being configured to limit the rotation angle of the transmission assembly 222. The rotation angle of the transmission assembly 222 can be limited by the limiting assembly 24, so that the milling cutter assembly 23 can deflect within a certain range, the requirement is met, and the condition of interference with other components caused by overlarge deflection angle can be avoided.

Further, the limiting component 24 includes two limiting portions, the two limiting portions are disposed on the supporting frame 21 and located on two sides of the rotating shaft component 211 respectively, and the two limiting portions can abut against the transmission component 222 respectively to limit the rotating angle of the transmission component 222. The two limiting parts arranged on the support frame 21 and positioned on the two sides of the rotating shaft component 211 are respectively abutted against the transmission component 222 to limit the deflection angle of the transmission component 222, so that the structure is simple and the preparation is easy.

Optionally, the limiting portion includes a fixing seat 241 and a supporting rod 242, the fixing seat 241 is installed on the supporting frame 21, and the supporting rod 242 is connected to the fixing seat 241 and extends toward the first connecting plate 2221 of the transmission assembly 222. The connection mode of the fixing base 241 and the supporting frame 21 includes, but is not limited to, fixing by a fixing member, welding, and the like, as long as the fixing base 241 can be installed on the supporting frame 21. The limiting part close to the first driving component 221 is a first limiting part, the limiting part far away from the first driving component 221 is a second limiting part, and when the output end of the first driving component 221 is retracted, the first limiting part is abutted against the transmission component 222 to limit the counterclockwise rotation of the transmission component 222; when the output end of the first driving component 221 extends out, the driving component 222 is driven to rotate clockwise, and when the second limiting portion abuts against the driving component 222, the driving component 222 cannot rotate continuously.

Optionally, in this embodiment, since the milling cutter assembly 23 has two machining inclination angles, the first limiting portion is used to limit the angle of the milling cutter assembly 23 when the output end of the first driving assembly 221 is retracted, and the second limiting portion is used to limit the angle of the milling cutter assembly 23 when the output end of the first driving assembly 221 is extended. The two machining inclination angles of the milling cutter assembly 23 can be limited by adjusting the extension lengths of the abutting rods 242 of the first limiting portion and the second limiting portion respectively.

Preferably, the transmission assembly 222 is provided with a protruding structure 2220 at a position corresponding to the limiting portion, and two sides of the protruding structure 2220 form a groove structure. By providing the protruding structure 2220 on the transmission assembly 222, the two sides of the protruding structure 2220 form a groove structure, so that the interference between the structures on the two sides of the protruding structure 2220 and the limiting part in the rotation process of the transmission assembly 222 can be avoided. Specifically, a wave-shaped structure is disposed on the top surface of the first connection plate 2221, so that the protruding position is the protruding structure 2220, and a groove structure is formed on two sides of the protruding structure 2220.

The milling device further comprises a scale assembly 25, the scale assembly 25 comprises a fixed scale 251 and a rotating scale 252, the fixed scale 251 is sleeved and fixed on the rotating shaft assembly 211, and a first scale mark is arranged on the fixed scale 251; the rotating shaft assembly 211 is provided with a sleeve in a rotating mode, the sleeve is connected with the transmission assembly 222, the rotating dial 252 is sleeved on the sleeve and connected with the sleeve, the rotating dial can rotate synchronously with the transmission assembly 222, the rotating dial 252 can rotate around the rotating shaft assembly 211, and the rotating dial 252 is provided with second scale marks. Because the fixed dial 251 is fixedly arranged on the rotating shaft assembly 211, the rotating dial 252 is connected with the transmission assembly 222, the transmission assembly 222 rotates to drive the rotating dial 252 to rotate, relative rotation of the fixed dial 251 and the rotating dial 252 is further realized, and the reading of the inclination angle of the milling cutter assembly 23 is realized through relative deflection of the first scale mark and the second scale mark.

As shown in fig. 4, the milling cutter assembly 23 includes an electric spindle 231 and milling cutters 232 disposed at both sides of the electric spindle 231. The milling cutters 232 are arranged on two opposite sides of the electric spindle 231, so that the electric spindle can be suitable for machining workpieces at different positions, and different machining operations can be realized on the workpieces by installing the milling cutters 232 of different types.

Preferably, the milling cutter 232 is detachably coupled to the mounting seat 231. Milling cutter 232 can be dismantled with mount pad 231 and be connected, can be convenient for the dismantlement of milling cutter 232, is convenient for change milling cutter 232.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A milling device is characterized by comprising a three-axis numerical control machine tool (1) and a horizontal milling mechanism (2), wherein the horizontal milling mechanism (2) is connected with a machine head (11) of the three-axis numerical control machine tool (1), and the horizontal milling mechanism (2) comprises:

a support frame (21) which is movably arranged along the Z axis;

the angle adjusting component (22) is arranged on the supporting frame (21);

a milling cutter assembly (23), the milling cutter assembly (23) being connected to the angle adjustment assembly (22), the angle adjustment assembly (22) being configured to adjust the angle of inclination of the milling cutter assembly (23).

2. The milling device according to claim 1, characterized in that the angular adjustment assembly (22) comprises:

the first driving assembly (221) is arranged on the supporting frame (21); and

the transmission assembly (222) is rotatably arranged on the support frame (21), and the output end of the first driving assembly (221) is rotatably connected with the transmission assembly (222) and drives the transmission assembly (222) to rotate so as to adjust the deflection angle of the milling cutter assembly (23).

3. The milling device according to claim 2, characterized in that a rotating shaft component (211) is arranged on the support frame (21), and the transmission component (222) is rotatably arranged on the rotating shaft component (211).

4. The milling device of claim 3, further comprising a limit stop assembly (24), the limit stop assembly (24) being configured to limit the angle of rotation of the drive assembly (222).

5. The milling device according to claim 4, wherein the limiting component (24) comprises two limiting parts, the two limiting parts are arranged on the support frame (21) and are respectively located at two sides of the rotating shaft component (211), and the two limiting parts can respectively abut against the transmission component (222) to limit the rotating angle of the transmission component (222).

6. The milling device according to claim 5, characterized in that the transmission assembly (222) is provided with a protruding structure (2220) corresponding to the position of the limiting part, and two sides of the protruding structure (2220) form a groove structure.

7. Milling device according to any of claims 3-6, characterized in that the milling device further comprises a scale assembly (25), which scale assembly (25) comprises:

the fixed dial (251) is sleeved and fixed on the rotating shaft assembly (211), and a first scale mark is arranged on the fixed dial (251); and

the rotary dial (252) is sleeved on the rotary shaft assembly (211) and connected with the transmission assembly (222), the rotary dial (252) can rotate along with the transmission assembly (222) to rotate around the rotary shaft assembly (211), and a second scale mark is arranged on the rotary dial (252).

8. Milling device according to any one of claims 1-6, characterized in that the milling cutter assembly (23) comprises an electric spindle (231) and milling cutters (232) arranged on both sides of the electric spindle (231).

9. Milling device according to claim 8, characterized in that the milling cutter (232) is detachably connected to the electric spindle (231).

10. The milling device of any one of claims 1-6, further comprising:

the connecting assembly (26) is connected with the machine head (11), and the supporting frame (21) is movably arranged on the connecting assembly (26) along the Z axis; and

the second driving assembly (27) is arranged on the connecting assembly (26), and the output end of the second driving assembly (27) is connected with the supporting frame (21).