TW201538266A - Turning, milling and drilling comprehensive numerical control equipment - Google Patents

Abstract

The invention relates to turning, milling and drilling comprehensive numerical control equipment which comprises a base, a machining cutter device, a workbench base, a workbench and a rotary spindle seat. The base is provided with a Z-axis drive device and a Y-axis drive device. The machining cutter device comprises a cutter holder which is mounted on the Y-axis drive device and can move along a Y axis. The workbench base is mounted on the Z-axis drive device and located on one side of the machining cutter device. An X-axis drive device is further disposed on the workbench base. The workbench is mounted on the X-axis drive device and can move along an X axis. A rotary shaft in the Y-axis direction is disposed on the workbench. The rotary spindle seat is mounted on the rotary shaft and can rotate at different angles. The rotary spindle seat is provided with a clamp spindle and a spindle transmission device for driving the clamp spindle to rotate. A clamp for clamping workpieces is disposed on the clamp spindle. The turning, milling and drilling comprehensive numerical control equipment has the advantages that during complex workpiece production, a workpiece can be clamped on the clamp at one step to complete various working procedures, and working efficiency and product quality are increased greatly.

Description

Car milling and drilling integrated CNC equipment

The invention relates to a comprehensive numerical control device for turning, milling and attacking.

In the machining process, various complicated parts are usually encountered. As shown in Fig. 1, the workpiece 10 needs to be completed as follows: 1. The front end A needs a lathe to cut the ring groove; 2, the B side has to be turned by the external thread; C face is 45 degree bevel, 6 M10 screw holes are to be drilled; 4, D face needs to be milled out 6 uniformly distributed grooves; 5, E is to be indexed drilling tapping; 6, F is to be slotted And drilling tapping.

The above-mentioned workpiece 10 needs to go through multiple processes such as turning, milling, drilling, and attacking. When using the traditional process, it can be separately processed by a lathe and a milling machine, and multiple tooling is required to complete the machining process. However, because the lathes and milling machines are independent of each other, multiple tooling is required during machining, which directly leads to the following problems: 1. In the process of preparing tools and fixtures, it is economical and often Will miss the business opportunity; 2, the multiple clamping of the parts and the benchmark conversion, will lead to the loss of parts processing accuracy.

In order to solve the above problems, an object of the present invention is to provide a comprehensive numerical control device for turning, milling, and drilling, which has the advantages of high efficiency, strong rigidity, stable performance, large cutting force, long service life, simple structure, easy maintenance, and low price.

In order to achieve the above object, the present invention adopts the following technical solutions: a comprehensive milling and drilling numerical control equipment, including: a base, a machining tool device, a table base, a table and a rotating spindle holder, the frame having a Z-axis driving device and a Y-axis driving device; the machining tool device including a tool holder mounted on the Y-axis driving device, the tool holder being along the Y Shaft movement, the machining tool is mounted on the tool holder; the table base is mounted on the Z-axis driving device and located on one side of the machining tool device, and the table base can be moved along the Z-axis, on the table base An X-axis driving device is further disposed; the working table is mounted on the X-axis driving device and movable along the X-axis, and the working table has a rotating shaft in the Y-axis direction; the rotating main shaft seat is mounted on the rotating shaft and can be rotated at different angles The rotating main shaft seat has a clamp main shaft and a spindle transmission device for driving the main shaft of the clamp, and the clamp main shaft is provided with a clamp for loading the workpiece.

When producing complex workpieces, the workpiece can be clamped to the fixture only once, and different processes can be processed to complete different processes, which avoids the loss of precision due to how many clamping and reference conversions, greatly improving work efficiency. And product quality, while reducing the type and quantity of processing equipment, reducing factory floor space, reducing logistics length, saving cost and space. In particular, it is more advantageous for machining the screw holes on the inclined surface.

The invention can be improved by the following scheme: the machine base is provided with a Y-direction guide rail, and the bottom of the knife seat is slidably coupled with the Y-direction guide rail, and the Y-axis drive device comprises a Y-direction transmission fixedly mounted on the base of the Y-axis. The screw and the motor driving the Y-direction transmission screw, the Y-direction transmission screw sleeve is provided with a Y-direction nut seat that can slide in the Y direction, and the Y-direction nut holder is connected with the tool holder.

The base is provided with a Z-direction guide rail, and the bottom of the base of the worktable is slidably coupled with the Z-direction guide rail. The Z-axis drive device includes a Z-direction drive screw and a Z-direction drive fixedly mounted on the base in the Z direction. The screw-driven motor, the Z-direction drive screw sleeve is provided with a Z-direction nut seat that can slide in the Z direction, and the Z-direction nut seat is connected with the table base.

The workbench base is provided with an X-direction guide rail, and the bottom of the workbench is slidably coupled with the X-direction guide rail, and the X-axis drive device includes an X-direction transmission screw and a drive X fixedly mounted on the base of the worktable in the X direction. The motor driven to the drive screw, the X-direction drive screw sleeve is provided with an X-direction nut seat that can slide in the X direction, and the X-direction nut seat is connected to the work table.

a spindle sleeve is mounted on the rotating spindle seat, the clamp spindle is sleeved in the sleeve and the two ends of the spindle are respectively extended outside the sleeve, the clamp spindle is disposed at one end of the machining tool device, and the other end is provided with a pulley. The pulley is driven by a belt to a servo motor provided on the rotating spindle holder.

Through the servo motor, belt and pulley to drive the clamp spindle, the noise during the machining process can be significantly reduced, the work is more stable, and the machining accuracy is higher.

The spindle transmission device further includes a brake device including a brake disc fixedly coupled to the spindle of the clamp and coaxial with the spindle of the clamp, and a brake pad disposed on both sides of the brake disc for braking the brake disc.

Hydraulic cylinders are disposed on the rotating main shaft seat and corresponding to the two sides of the brake disc. The hydraulic cylinders each have a push rod, and the two push rods are the brake pads.

The tool holder of the machining tool device has a tool holder sleeve, and a tool spindle is sleeved in the holder sleeve and the two ends thereof respectively extend outside the sleeve sleeve, and one end of the tool spindle is loaded with a milling cutter or a crucible The knife, or the drill bit, or the grinding tool, is provided with a pulley at the other end, and the pulley is driven by a belt to a servo motor disposed on the holder.

Through the servo motor, belt and pulley to drive the tool spindle, the noise during the machining process can be significantly reduced, the work is more stable, and the machining accuracy is higher.

The machining tool device further includes an automatic tool change device, and the automatic tool change device package A tool magazine for placing each type of tool and a tool for mounting the tool in the tool spindle or replacing the tool on the tool spindle.

A turning tool is also fixed on the seat.

A‧‧‧ front face

B‧‧ thread

C‧‧‧Slope

D‧‧‧ slot

E‧‧‧ side

F‧‧‧ slot

1‧‧‧ machine base

10‧‧‧Workpiece

11‧‧‧Z-axis drive

11-1‧‧‧Z-direction drive screw

11-2‧‧‧Motor

11-3‧‧‧Z-nut seat

12‧‧‧Y-axis drive

12-1‧‧‧Y-direction drive screw

12-2‧‧‧Motor

12-3‧‧‧Y-nut seat

13‧‧‧Z-direction rail

14‧‧‧Y-direction rail

2‧‧‧Processing tool device

21‧‧‧Tool holder

22‧‧‧Tool spindle

23‧‧‧Automatic tool changer

23-1‧‧‧Knife Library

3‧‧‧Workbench base

31‧‧‧X-axis drive unit

31-1‧‧‧X-direction drive screw

31-2‧‧‧Motor

31-3‧‧‧X-direction nut seat

32‧‧‧X-direction guide rail

33‧‧‧ center axis

4‧‧‧Workbench

5‧‧‧Rotating spindle holder

51‧‧‧Clamp spindle

51-1‧‧‧ fixture

52‧‧‧Spindle drive

52-1‧‧‧ Pulley

52-2‧‧‧Land

52-3‧‧‧Servo motor

52-4‧‧‧ brakes

52-41‧‧‧ brake disc

52-42‧‧‧Hydraulic cylinder

52-42-1‧‧‧Pushing rod

1 is a schematic view of a finished workpiece; FIG. 2 is a schematic view showing a three-dimensional state of the overall structure of the present invention; FIG. 3 is a schematic view showing a three-dimensional state of the machining tool device mounted on the base; FIG. 4 is an automatic installation on the basis of FIG. Schematic diagram of the three-dimensional state of the tool changer; FIG. 5 is a three-dimensional state structure diagram of the workbench, the base workbench and the rotary spindle mount mounted on the base; FIG. 6 is a three-dimensional internal structure of the rotary spindle mount of FIG. State structure diagram.

Fig. 7 is a schematic view showing the three-dimensional state structure of the clamp main shaft and the brake device.

As shown in FIG. 2, a vehicle milling and drilling integrated numerical control device includes: a base 1, a machining tool device 2, a table base 3, a table 4 and a rotating spindle holder 5.

The stand 1 has a Z-axis drive unit 11 and a Y-axis drive unit 12.

As shown in FIG. 3, the machining tool device 2 includes a tool holder 21 mounted on the Y-axis driving device 12, and the holder 21 is movable along a Y-axis on which a machining tool is mounted. The base 1 is provided with a Y-direction guide rail 14, and the bottom of the holder 21 is slidably coupled to the Y-direction guide rail 14. The Y-axis driving device 12 includes a Y-direction transmission fixedly mounted on the base 1 in the Y direction. The screw 12-1 and the motor 12-2 driving the Y drive screw 12-1, the Y drive screw 12-1 are sleeved with a Y-direction nut seat 12-3 which can slide in the Y direction, and the Y-direction nut seat 12- 3 is connected to the holder 21.

The tool holder 21 of the machining tool device 2 has a tool holder sleeve, a tool spindle 22, and a tool spindle 22 is disposed in the holder sleeve and the two ends of the tool holder 22 extend outwardly from the holder sleeve, and one end of the tool spindle 22 The card is equipped with a milling cutter, or a boring tool, or a drill bit, or a grinding tool, and the other end is provided with a pulley which is driven by a belt to a servo motor provided on the holder 21. By driving the tool spindle 22 through the servo motor, the belt and the pulley, the noise during the machining process can be significantly reduced, the work is smoother, and the machining accuracy is higher.

The tool holder 21 is also fixedly provided with various styles of the turning tool 21-1.

As shown in FIG. 4, the machining tool device 2 further includes an automatic tool change device 23, which includes a tool magazine 23-1 for placing each type of tool and a tool for the tool magazine 23-1. The tool spindle 22 is mounted on or replaced with a tool on the tool spindle 22.

As shown in FIG. 5, the table base 3 is mounted on the Z-axis driving device 11 and located on one side of the machining tool device 2. The table base 3 is movable along the Z-axis, and the table base 3 is further An X-axis driving device 31 is provided. The base 1 is provided with a Z-direction guide rail 13, and the bottom of the table base 3 is slidably coupled to the Z-direction guide rail 13. The Z-axis driving device 11 includes a Z-direction transmission screw 11-1 fixedly mounted on the base 1 in a Z direction, and a motor 11-2 driving the Z-direction transmission screw 11-1. The Z-direction transmission screw 11-1 The sleeve is provided with a Z-direction nut holder 11-3 slidable in the Z direction, and the Z-direction nut holder 11-3 is connected to the table base 3.

The table 4 is mounted on the X-axis driving device 31 and movable along the X-axis. The table base 3 is provided with an X-direction guide rail 32, and the bottom of the table 4 is slidably coupled to the X-direction guide rail 32. Wherein, the X-axis driving device 31 includes an X-direction fixedly mounted on the working table base The X-direction transmission screw 31-1 on the seat 3 and the motor 31-2 driving the X-direction transmission screw 31-1, and the X-direction transmission screw 31-1 are sleeved with an X-direction nut holder 31-3 which is slidable in the X direction. The X-direction nut holder 31-3 is connected to the table 4.

The table 4 has a shaft in the Y-axis direction. The rotating headstock 5 is mounted on the shaft and can be rotated at different angles around the central axis 33 of the shaft. It is particularly noted that the spindle holder 5 can be rotated 360 degrees. And brake positioning at any angle. The rotary spindle holder 5 has a clamp spindle 51 and a spindle transmission 52 that drives the spindle 51 to rotate, and the clamp spindle 51 is provided with a clamp 51-1 for chucking a workpiece. A spindle sleeve is mounted on the rotating spindle base 5, and the clamp spindle 51 is sleeved in the sleeve and extends at both ends thereof outside the sleeve, the clamp spindle 51 is disposed toward one end of the machining tool device 2, The other end is provided with a pulley 52-1 which is driven by a belt 52-2 and a servo motor 52-3 provided on the rotary spindle holder 5. By driving the clamp main shaft 51 through the servo motor 52-3, the belt 52-2 and the pulley 52-1, the noise during the machining process can be significantly reduced, the work is smoother, and the machining accuracy is higher.

The spindle transmission device 52 further includes a brake device 52-4. The brake device 52-4 includes a brake disc 52-41 fixedly coupled to the clamp spindle 51 and coaxial with the clamp spindle 51 and disposed on the brake disc 52. Both sides of the -41 are used to brake the brake pads of the brake disc 52-41. In this embodiment, hydraulic cylinders 52-42 are respectively disposed on the rotating main shaft base 5 and on both sides of the brake discs 52-41, and the hydraulic cylinders 52-42 each have a push rod 52-42-1, two The push rod 52-42-1 is the brake pad.

The touch screen and the control circuit can be set on the device, and the digital control of the device is realized through the touch screen and the control circuit, thereby realizing automatic processing and improving work efficiency.

When the workpiece 10 shown in Fig. 1 is processed by the present invention, the workpiece 10 can be clamped to the jig 51-1 only once and processed in accordance with a tool path prepared by CAD or CAM.

First, turning processing is performed to adjust the position or angle of the Z-axis driving device 11, the X-axis driving device 31, and the rotating main shaft holder 5 so that the turning tool is aligned with the front end surface A, the side surface E, and the inclined surface C of the blank, respectively.

Next, the automatic tool changer 23 is used to change the turning tool into a milling cutter to mill the groove F on the front end surface A and the groove D on the side surface E.

Again, the angle of rotation of the rotating spindle mount 5 is adjusted and the thread B is machined with the tool.

Finally, the tool is changed to machine each threaded hole on the front end surface A, the inclined surface C and the side surface E. During the processing, the rotation angle of the rotating main shaft base 5 is adjusted so that the surface to be processed by the blank is perpendicular to The length direction of the drill bit or the threaded hole coincides with the direction of the drill bit and is aligned with the machining point, and the Z-axis driving device 11 is driven to linearly move the blank toward the front of the drill bit to machine the above-mentioned and each threaded hole. Compared with the advancement of the tool to machine the threaded hole, the machining of the threaded hole process not only simplifies the knife-path design but also has high machining precision, because the machining of the tool movement requires immediate positioning of the three-dimensional coordinates of the tool, and the instantaneous positioning of the three-dimensional coordinates results in The machining accuracy of the threaded holes is low.

Therefore, in the production of a complicated workpiece by the present invention, the workpiece can be clamped to the jig 51-1 only once, and different processes can be processed by selecting different tools, thereby avoiding the occurrence of many clamping and reference conversion. Loss of precision greatly improves work efficiency and product quality, while reducing the types and quantities of processing equipment, reducing factory floor space, reducing logistics length, and saving cost and space. In particular, it is more advantageous for machining threaded holes on the ramp.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and scope of the present invention are equivalent. The replacement method is included in the scope of protection of the present invention. Inside.

1‧‧‧ machine base

2‧‧‧Processing tool device

21‧‧‧Tool holder

22‧‧‧Tool spindle

23‧‧‧Automatic tool changer

3‧‧‧Workbench base

4‧‧‧Workbench

5‧‧‧Rotating spindle holder

51‧‧‧Clamp spindle

Claims (10)

The utility model relates to a milling and drilling integrated numerical control device, comprising: a base having a Z-axis driving device and a Y-axis driving device; and a machining tool device comprising a tool holder mounted on the Y-axis driving device, the tool holder being movable along the Y-axis Movement, the machining tool is mounted on the tool holder; the table base is mounted on the Z-axis driving device and located on one side of the machining tool device, the table base can be moved along the Z-axis, and the table base is further An X-axis driving device is disposed; a table is mounted on the X-axis driving device and movable along the X-axis, and the working table has a rotating shaft in the Y-axis direction; the rotating spindle holder is mounted on the rotating shaft and can be rotated at different angles. The rotating spindle holder has a clamp spindle and a spindle transmission that drives the spindle to rotate, and the clamp spindle is provided with a clamp for loading the workpiece. For example, the utility model relates to a milling and drilling integrated numerical control device of the first patent scope, wherein the base is provided with a Y-direction guide rail, and the bottom of the seat is slidingly coupled with the Y-direction rail, and the Y-axis driving device comprises a Y-direction fixed installation. The Y-direction transmission screw on the base and the motor driving the Y-direction transmission screw, the Y-direction transmission screw sleeve is provided with a Y-direction nut seat that can slide in the Y direction, and the Y-direction nut seat is connected with the tool holder. For example, the vehicle milling and drilling integrated numerical control device of the first application patent scope, wherein the base is provided with a Z-direction guide rail, and the bottom of the base of the worktable is slidably coupled with the Z-direction guide rail, and the Z-axis drive device includes a Z-direction. The Z-direction transmission screw fixedly mounted on the base and the motor driven by the Z-direction transmission screw, the Z-direction transmission screw sleeve is provided with a Z-direction nut seat that can slide in the Z direction, a Z-direction nut seat and the table base connection. For example, the milling and drilling integrated numerical control device of claim 1 is characterized in that the base of the worktable is provided with an X-direction guide rail, and the bottom of the worktable is slidably coupled with the X-direction guide rail, and the X-axis drive device includes an X-direction. An X-direction transmission screw fixedly mounted on the base of the table and a motor driving the X-direction transmission screw, the X-direction transmission screw sleeve is provided with an X-direction nut seat that can slide in the X direction, the X-direction nut seat and the work table connection. For example, the milling and drilling integrated numerical control device of the first application patent scope includes a spindle sleeve mounted on the rotating spindle seat, the clamp spindle being sleeved in the spindle sleeve and extending at both ends thereof outside the spindle sleeve, the fixture spindle orientation The machining tool device is provided with one end of the jig and the other end is provided with a pulley which is driven by a belt to a servo motor provided on the rotating main shaft seat. For example, the vehicle milling and drilling integrated numerical control device of claim 5, wherein the spindle transmission device further comprises a brake device, the brake device comprising a brake disc fixedly coupled to the clamp main shaft and coaxial with the clamp main shaft Brake pads for braking the brake discs on both sides of the brake disc. For example, the utility model relates to a milling and drilling integrated numerical control device of the sixth aspect of the patent application, wherein a hydraulic cylinder is disposed on the rotating main shaft seat and corresponding to each side of the brake disc, the hydraulic cylinder each has a push rod, and the two pushes The rod is the brake pad. The turning, milling and tapping integrated numerical control device according to any one of claims 1 to 7, wherein the tool holder of the machining tool device has a seat sleeve, and a tool spindle is set in the seat sleeve and two of The ends extend out of the outer sleeve of the tool holder, and one end of the tool spindle is equipped with a milling cutter, or a boring tool, or a drill bit, or a grinding tool, and the other end is provided with a pulley, and the pulley passes through the belt and the servo disposed on the seat Motor drive. For example, the milling and drilling integrated numerical control equipment of the sixth application patent scope, wherein the machining tool device Also included is an automatic tool changer that includes a magazine in which the various types of tools are placed and a tool in which the tool in the magazine can be mounted or replaced on the tool spindle. For example, the milling and drilling integrated numerical control equipment of the sixth application patent scope, wherein the cutter holder is also fixedly provided with a turning tool.