CN216097461U

CN216097461U - Multifunctional turning and milling composite numerical control machine tool

Info

Publication number: CN216097461U
Application number: CN202122575493.XU
Authority: CN
Inventors: 马升; 李元峰
Original assignee: Ningbo Jinhua Cnc Machine Tool Co ltd
Current assignee: Ningbo Jinhua Cnc Machine Tool Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-03-22
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a multifunctional turning and milling composite numerical control machine tool which comprises a frame, at least one main shaft device and at least one longitudinal shaft device. The machine frame comprises an underframe and at least one vertical frame fixed on the underframe, the spindle device is slidably mounted on the underframe, and the longitudinal shaft device is slidably mounted on the vertical frame. The chassis is provided with a waste space, a blanking channel communicated with the waste space and a waste box positioned in the waste space, the extension direction of the blanking channel is positioned in the opening range of the waste box, and the spindle device and the longitudinal axis device are positioned above the blanking channel. The lathe bottom sets up the dump bin of accomodating the waste material, and the piece that the axis of ordinates device processing work piece formed directly gets into the dump bin along blanking passageway, and the lathe need not to stop and can clear up the waste material, and the operation of improve equipment is long. Waste materials are directly and automatically collected, extra manual work is not needed, and labor intensity is reduced.

Description

Multifunctional turning and milling composite numerical control machine tool

Technical Field

The utility model relates to the technical field of numerical control machine tools, in particular to a multifunctional turning and milling composite numerical control machine tool.

Background

The piece that current digit control machine tool produced in the course of working directly falls into the bottom of lathe, keeps clean and tidy through the artifical clearance in later stage, and not only workman's intensity of labour is big. Further, the worker must stop the process, resulting in a reduction in the effective working time of the machine tool and a waste of resources, and thus improvement is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multifunctional turning and milling composite numerical control machine tool.

The technical scheme adopted by the utility model is as follows: a multifunctional turning and milling composite numerical control machine tool comprises: the device comprises a rack, at least one spindle device and at least one longitudinal axis device, wherein the rack comprises an underframe and at least one vertical frame fixed on the underframe, the spindle device is slidably mounted on the underframe, and the longitudinal axis device is slidably mounted on the vertical frame;

the chassis is provided with a waste space, a blanking channel communicated with the waste space and a waste box positioned in the waste space, the extension direction of the blanking channel is positioned in the opening range of the waste box, and the spindle device and the longitudinal axis device are positioned above the blanking channel.

In one embodiment, the blanking channel includes a guide portion and a converging portion with an opening cross section gradually increasing from the guide portion, and the converging portion faces the direction of the spindle device.

In one embodiment, the converging portion is provided as a conical surface.

In one embodiment, the chassis comprises a reinforcing rod connected with opposite wall surfaces of the blanking channel, and the height of the reinforcing rod is smaller than or equal to the depth of the blanking channel.

In one embodiment, the upper surface of the reinforcing rod is provided with a guide surface, and the guide surface is provided as a curved surface or an inclined surface.

In one embodiment, the frame comprises a workbench mounted on the bottom frame, the workbench is positioned above the blanking channel, and the spindle device is positioned on one side of the workbench and spaced from the workbench.

In an embodiment, the apparatus further includes a first folding shielding assembly and a second folding shielding assembly slidably connected to the frame, the first folding shielding assembly, the stand and the second folding shielding assembly surround to form a processing space, and the workpiece and the longitudinal axis device clamped by the spindle device are located in the processing space.

In one embodiment, the first folding shade assembly is connected to the spindle device and folds when the spindle device moves.

In an embodiment, the first folding shielding assembly includes a mounting plate sliding on the bottom frame, a first folding frame fixed on one side of the mounting plate, and a second folding frame fixed on the other side of the mounting plate, and the spindle device is fixed on the mounting plate.

In one embodiment, the spindle device includes a first spindle device and a second spindle device slidably connected to the chassis, and the second spindle device is disposed opposite to the first spindle device;

the longitudinal shaft means comprises a first longitudinal shaft means and a second longitudinal shaft means slidably attached to the stand, the second longitudinal shaft means being spaced from the first longitudinal shaft means, the first longitudinal shaft means and the second longitudinal shaft means being located in a region between the first spindle means and the second spindle means.

After adopting the structure, compared with the prior art, the utility model has the advantages that: the lathe bottom sets up the dump bin of accomodating the waste material, and the piece that the axis of ordinates device processing work piece formed directly gets into the dump bin along blanking passageway, and the lathe need not to stop and can clear up the waste material, and the operation of improve equipment is long. Waste materials are directly and automatically collected, extra manual work is not needed, and labor intensity is reduced.

Drawings

The utility model is further illustrated with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of the multifunctional turning and milling composite numerical control machine tool of the utility model.

Fig. 2 is a schematic cross-sectional structure diagram of the multifunctional turning and milling composite numerical control machine tool of the utility model.

Fig. 3 is a schematic structural view of the rack of the present invention.

FIG. 4 is a schematic structural diagram of the multifunctional turning and milling composite NC machine tool with a processing space.

FIG. 5 is a schematic view of the first spindle assembly of the present invention mounted to the first foldable shield assembly.

Fig. 6 is a schematic view of the first and second longitudinal shaft assemblies of the present invention mounted to a stand.

In the figure: a frame 10; a chassis 11; a stand 12; a work table 13; a waste bin 14; a waste space 15; a blanking channel 16; a convergence part 161; a guide portion 162; a reinforcing rod 17; a guide surface 171; a first spindle device 20; a first slide mechanism 21; a lead screw nut assembly 211; a slide rail assembly 212; a second slide mechanism 22; a drive assembly 23; a chuck assembly 24; a second spindle device 30; a first longitudinal axis means 40; a longitudinal movement assembly 41; a power assembly 42; a blade carrier assembly 43; a second longitudinal axis means 50; the first folding shutter member 60; a mounting plate 61; a first folding frame 62; a second folding frame 63; the second folding shutter assembly 70.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

As shown in fig. 1 to 3, the present invention discloses a multifunctional turning and milling composite numerical control machine tool, which comprises a frame 10, at least one spindle device and at least one longitudinal axis device, wherein the at least one spindle device is mounted on the frame 10, the frame 10 comprises a base frame 11 and at least one vertical frame 12 fixed on the base frame 11, the spindle device is slidably mounted on the base frame 11, and the longitudinal axis device is slidably mounted on the vertical frame 12.

The frame 10 is a rigid structure for supporting the various components mounted thereon. The frame 10 includes a base frame 11 and at least one upright 12 fixed to the base frame 11, and a longitudinal direction of the upright 12 intersects a plane in which the base frame 11 is located. Optionally, the base frame 11 and the vertical frame 12 are arranged at a substantially vertical angle, and the vertical frame 12 is in a frame structure and partially protrudes from the upper surface of the base frame 11; alternatively, the stand 12 protrudes laterally from the base frame 11 to form an approximate "L" shaped structure. The vertical frame 12 partially protrudes from the bottom frame 11 to form a columnar structure, and the number of the vertical frame can be set to be one or two.

Further, the chassis 11 is provided with a waste space 15, a blanking channel 16 communicating with the waste space 15, and a waste box 14 located in the waste space 15, the blanking channel 16 extends in the opening range of the waste box 14, and the spindle device and the longitudinal shaft device are located above the blanking channel 16. The trash space 15 is provided in a groove structure which is a rectangular groove structure formed by being depressed from one side surface of the base frame 11 to the opposite side surface direction. The waste bin 14 moves along the waste space 15 to draw out the chassis 11 to complete dumping of waste or move into the waste space 15 to receive waste, facilitating the cleaning of waste. The main shaft device is used for clamping a workpiece, and the longitudinal shaft device is used for installing the tool setting tool and processing the workpiece.

As shown in fig. 1 to 4, the spindle device includes a first spindle device 20 and a second spindle device 30 slidably connected to the base frame 11, and the second spindle device 30 is disposed opposite to the first spindle device 20. The longitudinal axis means comprises a first longitudinal axis means 40 and a second longitudinal axis means 50 slidably connected to the stand 12, the second longitudinal axis means 50 being spaced from the first longitudinal axis means 40, the first longitudinal axis means 40 and the second longitudinal axis means 50 being located in the region between the first spindle means 20 and the second spindle means 30.

In the present embodiment, the first spindle device 20 and the second spindle device 30 are used for clamping a workpiece, and the first spindle device 20 and the second spindle device 30 are slidably connected to the base frame 11 to adjust a relative clamping position and a machining position of the workpiece. The second spindle device 30 is disposed opposite to the first spindle device 20, so that the workpiece can be selectively clamped between the first spindle device 20 and the second spindle device 30. For example, the first spindle assembly 20 holds a first end of the workpiece, and the first longitudinal axis assembly 40 and the second longitudinal axis assembly 50 machine the outer surface and a second end of the workpiece. After the second end is machined, the second spindle device 30 and the first spindle device 20 are close to each other, the second spindle device 30 clamps the second end of the workpiece, the first spindle device 20 releases the workpiece, so that the workpiece is clamped and moved by the second spindle device 30, the first longitudinal axis device 40 and the second longitudinal axis device 50 can conveniently machine the outer surface and the first end of the workpiece, manual intervention for loading and unloading of the workpiece is not needed, and machining efficiency and machining precision are improved.

The first longitudinal axis device 40 and the second longitudinal axis device 50 are respectively used for processing a workpiece, and are arranged at intervals in the axial direction of the first longitudinal axis device 40. The first longitudinal shaft device 40 and the second longitudinal shaft device 50 are slidably connected to the vertical frame 12, and the first longitudinal shaft device 40 and the second longitudinal shaft device 50 move telescopically along the length direction of the vertical frame 12 so as to adjust different processing positions and achieve flexible processing modes. The second longitudinal axis means 50 is spaced from the first longitudinal axis means 40 in the axial direction of the first spindle means 20, and the first longitudinal axis means 40 and the second longitudinal axis means 50 are located in the region between the first spindle means 20 and the second spindle means 30. The second longitudinal axis device 50 and the first longitudinal axis device 40 can be used for independently processing or cooperatively processing the workpiece, and the use is more flexible. The tool-row tools are mounted on the first longitudinal axis device 40 and the second longitudinal axis device 50 respectively to machine the corresponding machining area of the workpiece. For example, the gang tool tools mounted on the first longitudinal axis device 40 and the second longitudinal axis device 50 can be respectively used for drilling, turning, milling and other machining modes.

The waste materials generated by the processing of the workpiece by the second longitudinal shaft device 50 and the first longitudinal shaft device 40 enter the waste material space 15 along the blanking channel 16, and then are gathered to the waste material box 14. Optionally, the blanking channel 16 includes a guide portion 162 and a converging portion 161 with an opening cross section gradually increasing from the guide portion 162, the converging portion 161 facing the spindle device. The guide portion 162 and the converging portion 161 form a channel for guiding the waste material to be output, wherein the converging portion 161 is arranged in a horn-shaped opening structure, the receiving range is wide, and the structural strength of the blanking channel 16 can be improved. Optionally, the converging portion 161 is a tapered surface to provide a movement effect of converging waste materials and facilitate processing.

Further, the chassis 11 includes a reinforcing bar 17 connecting opposite wall surfaces of the blanking channel 16, and the height of the reinforcing bar 17 is less than or equal to the depth of the blanking channel 16. The section of the blanking channel 16 is provided with circular, rectangular and other hole-shaped spaces, and the reinforcing rod 17 penetrates through the blanking channel 16 so as to improve the stability of the structural shape of the blanking channel 16. Alternatively, the number of the reinforcing rods 17 is set to one or more. When the number of the reinforcing rods 17 is two or more, the reinforcing rods 17 have a parallel structure parallel to each other or an intersecting structure intersecting each other. For example, two reinforcing rods 17 are provided, and the two reinforcing rods 17 intersect in a cross-shaped structure and intersect with the wall surface of the blanking channel 16.

Further, the upper surface of the reinforcing bar 17 is provided with a guide surface 171, and the guide surface 171 is provided as a curved surface or an inclined surface. The top of the guide surface 171 is set to be a curved surface or an inclined surface, when the waste is scattered on the reinforcing rod 17, the waste falls into the blanking channel 16 along the guide surface 171, accumulation on the top of the reinforcing rod 17 is avoided, and the integrity of blanking is improved.

In one embodiment, the frame 10 includes a table 13 mounted on the bottom frame 11, the table 13 is located above the blanking channel 16, and the spindle device is located on one side of the table 13 and spaced apart from the table 13. A workbench 13 is arranged on the base frame 11, and the workbench 13 is used for placing workpieces to be processed or placing processed workpieces or placing accessories such as cutters and the like so as to improve the turnover efficiency of the workpieces. The table 13 is located above the blanking channel 16 to enable waste material to fall into the blanking channel 16.

As shown in fig. 4 to 6, in order to avoid the waste material from falling into the area corresponding to the blanking channel 16 during the process of processing the workpiece by the longitudinal axis device, in an embodiment, the multifunctional turning and milling compound numerical control machine further includes a first folding shielding assembly 60 and a second folding shielding assembly 70 slidably connected to the frame 10, the first folding shielding assembly 60, the stand 12 and the second folding shielding assembly 70 surround to form a processing space, and the workpiece held by the spindle device and the longitudinal axis device are located in the processing space. The first and second

folding shutter assemblies

60 and 70 may be folded in an advancing direction of a sliding direction of the frame 10 and unfolded in the other direction.

Optionally, the first folding screen assembly 60 is attached to the spindle assembly and folds as the spindle assembly moves. Specifically, at least a portion of the first spindle device 20 passes through the first foldable screen assembly 60 and is locked with the first foldable screen assembly 60, and the first foldable screen assembly 60 is folded or unfolded along with the first spindle device 20. The housing or the base of the driving assembly 23 of the first spindle device 20 is locked and connected to the first folding shielding assembly 60, so that the chuck assembly 24 of the first spindle device 20 passes through the first folding shielding assembly 60 and enters the processing space, and the other parts are located outside the processing space, thereby preventing the debris and impurities generated in the processing process from entering the moving areas of the first sliding mechanism 21 and the second sliding mechanism 22 of the first spindle device 20, stabilizing the operation environment, and further improving the moving precision and the processing precision of the first spindle device 20.

At least a portion of the second spindle device 30 passes through the second folding screen assembly 70 and is locked with the second folding screen assembly 70, and the second folding screen assembly 70 is folded or unfolded along with the second spindle device 30. The connection structure and function of the second spindle device 30 and the second foldable shielding assembly 70 are substantially the same as the connection structure and function of the first spindle device 20 and the first foldable shielding assembly 60, and it can be understood by referring to the connection structure and function of the first spindle device 20 and the first foldable shielding assembly 60, and will not be described herein again.

The first folding shutter member 60 includes a mounting plate 61 sliding on the base frame 11, a first folding frame 62 fixed to one side of the mounting plate 61, and a second folding frame 63 fixed to the other side of the mounting plate 61, and the first spindle unit 20 is fixed to the mounting plate 61. The first folding frame 62 includes two or more first folding plates that slide on the base frame 11 and can be folded or unfolded with respect to each other. The second folding frame 63 includes two or more second folding plates, and the two or more second folding plates slide on the bottom frame 11 and can be folded or unfolded with respect to each other. The moving directions of the first folding frame 62 and the second folding frame 63 are opposite, so that the first folding shielding component 60 always keeps a shielding state in the sliding process of the first spindle device 20, and the isolation effect is good.

The sliding directions of the first longitudinal shaft device 40 and the second longitudinal shaft device 50 are parallel, and the rotating axis of the first spindle device 20 and the rotating axis of the second spindle device 30 are parallel and perpendicular to the sliding direction of the first longitudinal shaft device 40. Alternatively, the sliding plane of the first longitudinal axis means 40 and the sliding plane of the second longitudinal axis means 50 are in the same plane to machine the workpiece at different positions in the direction of the rotation axis of the first spindle means 20. Optionally, the sliding plane of the first longitudinal axis device 40 and the sliding plane of the second longitudinal axis device 50 are in different planes, and both have a height offset distribution, so as to machine the workpiece at different positions and in different height directions in the direction of the rotation axis of the first spindle device 20, further expanding the flexibility of the machining mode.

The first spindle device 20 and the second spindle device 30 respectively clamp the workpiece, and the two devices can mutually cooperate to clamp the workpiece, so as to form the automatic reversing machining. The rotation axis of the first spindle device 20 and the projection of the rotation axis of the second spindle device 30 on the stand 12 are overlapped, the rotation axis of the first spindle device 20 and the rotation axis of the second spindle device 30 are at the same height, and when the axes of the first spindle device 20 and the second spindle device 30 move to the overlapped position. At least one of the first spindle device 20 and the second spindle device 30 can move close to each other along the rotation axis to form an exchange process of clamped workpieces, and the adjustment is convenient.

The first spindle device 20 and the second spindle device 30 are disposed opposite to each other, and have the same function. The first spindle device 20 is taken as an example for illustration, and the second spindle device 30 can be understood by reference.

In an embodiment, the first spindle device 20 includes a first sliding mechanism 21 mounted on the chassis 11, a second sliding mechanism 22 slidably connected to the first sliding mechanism 21, a driving assembly 23 mounted on the second sliding mechanism 22, and a chuck assembly 24 mounted on the driving assembly 23, a sliding direction of the first sliding mechanism 21 driving the second sliding mechanism 22 is perpendicular to a sliding direction of the second sliding mechanism 22 driving the driving assembly 23, and the sliding direction of the first sliding mechanism 21 is perpendicular to a rotation direction of the chuck assembly 24. The chuck assembly 24 is connected with a driving device, and the driving device can drive the chuck assembly 24 to automatically clamp and grab the workpiece and drive the workpiece to rotate. Wherein the drive device is electrically connected to the control module for controlling the movement of the chuck assembly 24 in response to commands output by the control module.

The first sliding mechanism 21 and the second sliding mechanism 22 are position adjusting structures for driving the driving assembly 23 to move, and the sliding directions of the first sliding mechanism 21 and the second sliding mechanism 22 are perpendicular to each other to form a movement similar to an XY plane, so that the chuck assembly 24 is moved to a corresponding processing position to realize the processing of the workpiece. In addition, the first slide mechanism 21 and the second slide mechanism 22 move to move the chuck assembly 24 to a position coaxial with the chuck mechanism of the second spindle device 30, so that the workpiece clamped by the chuck assembly 24 is coaxially transferred to the second spindle device 30, and the processing direction and the processing angle of the workpiece are automatically changed. Alternatively, the second spindle device 30 can also realize XY plane movement to enable flexible adjustment of the machining position of the workpiece. Optionally, the first slide mechanism 21 and the second slide mechanism 22 are configured as a screw-nut pair structure to improve the accuracy of the position movement.

It should be noted that the first spindle device 20 and the second spindle device 30 may also have different configurations, such as different chuck configurations, different clamping manners, different driving manners, etc., and may be adjusted by referring to the existing spindle clamping configuration, which is not described herein again.

As shown in fig. 1-3, in one embodiment, the first longitudinal axis device 40 includes a longitudinal moving assembly 41 mounted to the stand 12, a power assembly 42 slidably connected to the longitudinal moving assembly 41, and a carriage assembly 43 detachably mounted to the power assembly 42, wherein the power assembly 42 drives the carriage assembly 43 to process the workpiece. The power assembly 42 is coupled to the carriage assembly 43 to move the carriage assembly 43 in accordance with the built-in program to machine a designated area of the workpiece. The tool rest assembly 43 can mount a tool setting tool according to different machining requirements, wherein the tool setting tool includes a drill, a milling cutter, a turning tool and other tools for a numerical control machine.

The longitudinal moving assembly 41 drives the power assembly 42 and the tool rest assembly 43 to move telescopically along the stand 12 towards the base frame 11, so as to control the relative position between the tool rest assembly 43 and the workpiece. Meanwhile, the first sliding mechanism 21 and the second sliding mechanism 22 control the position of the chuck assembly 24 relative to the tool rest assembly 43, and cooperatively control the processing condition of the workpiece, so that the processing mode is flexible.

Optionally, the longitudinal moving assembly 41 includes a lead screw nut assembly 211 and slide rail assemblies 212 distributed in parallel on two sides of the lead screw nut assembly 211, and the power assembly 42 is provided with a base connected to the nut member of the lead screw nut assembly 211 and mounted on the slide rail assemblies 212. The screw nut assembly 211 drives the power assembly 42 to slide along the sliding rail assembly 212, and the screw nut assembly 211 only bears the driving force of an axis and does not bear bending force and torque force, so that the driving stability is good.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention. Other structures and principles are the same as those of the prior art, and are not described in detail herein.

Claims

1. The utility model provides a compound digit control machine tool of multi-functional turn-milling which characterized in that includes: the device comprises a rack, at least one spindle device and at least one longitudinal axis device, wherein the rack comprises an underframe and at least one vertical frame fixed on the underframe, the spindle device is slidably mounted on the underframe, and the longitudinal axis device is slidably mounted on the vertical frame;

2. The multifunctional turning and milling composite numerical control machine tool according to claim 1, wherein the blanking channel comprises a guide part and a converging part with gradually increasing cross section from the opening of the guide part, and the converging part faces the direction of the spindle device.

3. The multifunctional turning and milling composite numerical control machine tool according to claim 2, wherein the converging portion is provided with a conical surface.

4. The multifunctional turning and milling composite numerical control machine tool according to claim 2, wherein the chassis comprises a reinforcing rod connected with opposite wall surfaces of the blanking channel, and the height of the reinforcing rod is smaller than or equal to the depth of the blanking channel.

5. The multifunctional turning and milling composite numerical control machine tool according to claim 4, characterized in that the upper surface of the reinforcing rod is provided with a guide surface which is arranged to be a curved surface or an inclined surface.

6. The multifunctional turning and milling composite numerical control machine tool according to claim 1, wherein the frame comprises a workbench mounted on the bottom frame, the workbench is positioned above the blanking channel, and the spindle device is positioned on one side of the workbench and spaced from the workbench.

7. The multifunctional turning and milling composite numerical control machine tool according to claim 1, further comprising a first folding shielding assembly and a second folding shielding assembly which are slidably connected to the frame, wherein the first folding shielding assembly, the stand and the second folding shielding assembly surround to form a processing space, and the workpiece and the longitudinal shaft device clamped by the spindle device are located in the processing space.

8. The multifunctional turning and milling composite numerical control machine tool according to claim 7, wherein the first folding shielding assembly is connected to the spindle device and is folded when the spindle device moves.

9. The multifunctional turning and milling composite numerical control machine tool according to claim 8, wherein the first folding shielding component comprises a mounting plate sliding on the bottom frame, a first folding frame fixed on one side of the mounting plate, and a second folding frame fixed on the other side of the mounting plate, and the spindle device is fixed on the mounting plate.

10. The multifunctional turning and milling compound numerical control machine tool according to claim 1, wherein the spindle device comprises a first spindle device and a second spindle device which are slidably connected to the base frame, and the second spindle device is arranged opposite to the first spindle device;