TW201813759A - Five-axis machining center having C-axis rotation oil pipe fixing mechanism comprising a processing rotation unit having a machine head mounted along the Z-axis; a C-axis structure mounted on the machine head in a rotational manner; an oil pipe fixing mechanism; and several oil pipes - Google Patents

Abstract

A five-axis machining center having C-axis rotation oil pipe fixing mechanism is disclosed, which comprises a processing rotation unit. The processing rotation unit has a machine head mounted along a Z-axis; a C-axis structure mounted on the machine head in a rotational manner; an oil pipe fixing mechanism; and several oil pipes. The machine head has a top end part, a bottom end part, and a shaft hole penetrating from the top end part to the bottom end part along the Z-axis. The C-axis structure has an upper portion of C-axis mounted rotatably on the bottom end part and extended into the shaft hole, and a lower portion of C-axis connected to the upper portion of C-axis and located outside the shaft hole. The oil pipe fixing mechanism has a connection board mounted at the top end part and located above the shaft hole, several first connectors mounted on the connection board at intervals, and several second connectors mounted at the top end of the upper portion of C-axis at intervals and corresponding to the first connectors respectively. Each oil pipe is connected between the corresponding first connector and the corresponding second connector.

Description

Five-axis processing machine with C-axis rotating oil pipe fixing mechanism

The invention relates to a five-axis processing machine, in particular to a five-axis processing machine having a C-axis rotating oil pipe fixing mechanism.

Conventional five-axis machining machines generally include a C-axis rotation device, wherein a rotation axis around a Z-axis is defined as a C-axis, and the C-axis rotation device has a hollow head and a rotation around the Z-axis. The C-axis structure rotatably provided at the bottom end of the machine head, and a number of oil pipes extending downward in the machine head to be connected to the C-axis structure. Although the bottom ends of the oil pipes are connected to the C-axis structure, however Because the top ends of the oil pipes are not fixed to the machine head, when the C-axis structure rotates with the oil pipes, the oil pipes often entangle with each other. In addition, in the C-axis structure, During the rotation process, the reserved length of these oil pipes is often thrown out to touch the inside of the machine head, and there is a problem of interference with the machine head, or a damage problem caused by the internal burrs of the machine head. .

Therefore, an object of the present invention is to provide a five-axis processing machine with a C-axis rotating oil pipe fixing mechanism that can prevent oil pipes from intertwining and touching the inside of the machine head when the C-axis structure rotates.

Therefore, the five-axis processing machine having a C-axis rotating oil pipe fixing mechanism of the present invention includes a processing rotating unit.

The processing rotating unit has a machine head arranged along a Z axis, a C-axis structure rotatably provided on the machine head, an oil pipe fixing mechanism, and a number of oil pipes. The machine head has a top end portion and a bottom end portion. And an axial hole penetrating from the top end portion to the bottom end portion along the Z axis, the C-axis structure has an upper portion of the C axis rotatably disposed at the bottom end portion and extending into the shaft hole, and The oil pipe fixing mechanism is connected to the upper part of the C-axis and is located at the lower part of the C-axis outside the shaft hole. And the second joints corresponding to the first joints are arranged at intervals on the top of the upper part of the C-axis, and each oil pipe is connected to a corresponding one of the first joints and a corresponding one of the second joints. between.

The effect of the present invention is that the top and bottom ends of the oil pipes are positioned by using the oil pipe fixing mechanism, and the oil pipes are separated from each other, so as to effectively prevent the oil pipes from being entangled with each other when the C-axis structure rotates. Problems, or interference and damage caused by touching the inside of the head.

Referring to Figs. 1, 2, and 3, an embodiment of a five-axis processing machine having a C-axis rotating oil pipe fixing mechanism according to the present invention. The five-axis processing machine includes: a machine tool 10, a work table 20, a gantry 30, a A saddle 40, a processing rotation unit 50, and a processing spindle 60. In this embodiment, the five-axis includes an X-axis, a Y-axis, a Z-axis, a B-axis, and a C-axis, wherein the rotation axis around the Y-axis is defined as the B-axis, and the The rotation axis of the Z-axis is defined as the C-axis.

The table 20 is movably disposed on the machine tool 10 along the X axis, and can be used for placing materials to be processed (not shown).

The gantry 30 has two pillars 31 respectively disposed on two sides of the machine tool 10 and extending along the Z axis, and a beam 32 connected between the tops of the pillars 31 along the Y axis.

The saddle 40 is movably disposed on the beam 32 of the gantry 30 along the Y axis.

The processing and rotating unit 50 has a head 51 movably disposed on the saddle 20 along the Z axis, a C-axis structure 52 rotatably disposed on the head 51 about the Z axis, and a C axis structure 52 disposed on the C The B-shaft seat 53 of the shaft structure, an oil pipe fixing mechanism 54, and a number of oil pipes 55.

The head 51 has a top end portion 511, a bottom end portion 512, and a shaft hole 513 penetrating from the top end portion 511 to the bottom end portion 512 along the Z axis, the shaft hole 513 having a top opening 514, and A bottom opening 515.

The C-axis structure 52 has a C-axis upper portion 521 rotatably disposed at the bottom end portion 512 and extending into the shaft hole 513 about the Z-axis, and a C-axis upper portion 521 connected to the C-axis upper portion 521 and located in the shaft hole 513. The lower C-axis lower portion 522 is located below the bottom end portion 512 in this embodiment. It can be understood that the C-axis structure 52 is capable of generating a rotational movement on the C-axis with respect to the handpiece 51.

The B-axis mount 53 is disposed on a C-axis lower portion 522 of the C-axis structure 52.

The oil pipe fixing mechanism 54 has a plurality of height adjusting rods 541 disposed at intervals on the distal end portion 511, a connecting plate 542 disposed on the distal portion 511 and located above the shaft hole 513, and a plurality of intervals on the connecting plate 542. The first joints 543 and the second joints 544 of the first joints 543 are respectively arranged at the top of the upper portion 521 of the C-axis at intervals. In this embodiment, the connecting plate 542 is disposed on the height adjusting rods 541 and is higher than the top opening 514. The connecting plate 542 has a central pipeline through hole 545, and the first joints 543 surround the The pipeline through hole 545 can be used for routing wires (not shown) or signal lines (not shown).

Each oil pipe 55 is connected between a corresponding one of the first joints 543 and a corresponding one of the second joints 544. In this embodiment, the top surface of the connecting plate 542 is beside the respective first joints 543 connected to each oil pipe 55, and can be used to mark the purpose of each oil pipe 55, which is convenient for users to identify.

The processing spindle 60 is rotatably disposed on the B-axis seat 53 about the Y-axis. It can be understood that the machining spindle 60 is capable of generating a rotational movement on the B axis relative to the B axis seat 53.

Through the above description, the advantages of the present invention can be summarized as follows:

1. When the C-axis structure 52 of the present invention rotates with the oil pipes 55, since the top ends of the oil pipes 55 are positioned on the connecting plate 542 at intervals through the first joints 543, the oil pipes 55 are separated from each other. Therefore, compared with the conventional technology, the present invention can effectively avoid the problem that the oil pipes 55 are entangled when the C-axis structure 52 rotates.

2. When the C-axis structure 52 of the present invention rotates with the oil pipes 55, since the top ends of the oil pipes 55 are positioned on the connecting plate 542, during the rotation of the C-axis structure 52, The present invention can prevent the reserved length of the oil pipes 55 from being thrown out to touch the inside of the handpiece 51. Compared with the conventional technology, the present invention can effectively prevent the oil pipes 55 from coming into contact with the handpiece 51 when rotating. The problem of mutual interference, or the problem of breakage caused by the internal burrs of the head 51.

3. The top surface of the connecting plate 542 is beside the respective first joint 543 to which each oil pipe 55 is connected, and can be used to mark the purpose of each oil pipe 55, so that the user can identify and perform warranty work.

In summary, the five-axis processing machine with the C-axis rotating oil pipe fixing mechanism of the present invention can not only prevent the oil pipes from being entangled with each other during rotation, but also avoid the oil pipes and the inside of the nose from touching each other, so it can be achieved Object of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited in this way, any simple equivalent changes and modifications made in accordance with the scope of the patent application and the content of the patent specification of the present invention are still Within the scope of the invention patent.

10‧‧‧ Machine tools

20‧‧‧Workbench

30‧‧‧ Gantry

31‧‧‧ post

32‧‧‧ beam

40‧‧‧ Saddle

50‧‧‧ processing rotary unit

51‧‧‧Head

511‧‧‧ tip

512‧‧‧ bottom end

513‧‧‧shaft hole

514‧‧‧top opening

515‧‧‧ bottom opening

52‧‧‧C-axis structure

521‧‧‧C upper shaft

522‧‧‧C axis lower part

53‧‧‧B shaft seat

54‧‧‧oil pipe fixing structure

541‧‧‧height adjustment lever

542‧‧‧Connecting plate

543‧‧‧First connector

544‧‧‧Second connector

545‧‧‧pipe through hole

55‧‧‧ tubing

60‧‧‧Machining Spindle

X‧‧‧axis

Y‧‧‧axis

Z‧‧‧axis

B‧‧‧ axis

C‧‧‧axis

Other features and effects of the present invention will be clearly presented in the embodiment with reference to the drawings, in which: FIG. 1 is a three-dimensional appearance view of an embodiment of a five-axis processing machine having a C-axis rotating oil pipe fixing mechanism according to the present invention; 2 is a schematic plan view of a processing rotating unit of the embodiment after removing a part of the outer cover; and FIG. 3 is a cross-sectional view taken along line III-III in FIG. 2.

Claims (6)

A five-axis processing machine with a C-axis rotating oil pipe fixing mechanism includes: a processing rotating unit having a machine head arranged along a Z axis, a C-axis structure rotatably provided on the machine head, and an oil pipe fixing mechanism And a number of oil pipes, the nose has a top end portion, a bottom end portion, and a shaft hole penetrating from the top end portion to the bottom end portion along the Z axis, and the C-axis structure has a rotatably disposed on the The bottom end portion extends to the upper portion of the C-axis in the shaft hole, and a lower portion of the C-axis is connected to the upper portion of the C-axis and is located outside the shaft hole. The oil pipe fixing mechanism has a top portion and is located in the shaft hole. The upper connection plate, the first joints arranged at intervals on the connection plate, and the second joints arranged at intervals on the top of the upper part of the C-axis and corresponding to the first joints respectively, each oil pipe is connected to the Between a corresponding one of the first connectors and a corresponding one of the second connectors. The five-axis processing machine with a C-axis rotating oil pipe fixing mechanism according to claim 1, wherein the connecting plate has a central pipeline through hole, and the first joints surround the pipeline through hole. The five-axis processing machine having a C-axis rotating oil pipe fixing mechanism according to claim 2, wherein the shaft hole has a top opening and a bottom opening, and the oil pipe fixing mechanism further has a plurality of intervals provided on the top portion. For a height adjustment rod, the connecting plate is disposed on the height adjustment rods and is higher than the top opening. The five-axis processing machine having the C-axis rotating oil pipe fixing mechanism according to claim 1, further comprising a machine tool, and a table movably disposed on the machine tool along an X axis. The five-axis processing machine with a C-axis rotating oil pipe fixing mechanism according to claim 4, further comprising a gantry and a saddle movably disposed on the gantry, the gantry has two respectively disposed on the machine tool. A column extending on both sides along the Z axis, and a beam connected between the tops of the columns along a Y axis, the saddle is movably disposed on the beam along the Y axis, and the nose is along the Z A shaft is movably disposed on the saddle. The five-axis processing machine with a C-axis rotating tubing fixing mechanism according to claim 5, further comprising a processing spindle, and the processing rotating unit further has a B-axis seat disposed below the C-axis of the C-axis structure. The main shaft is rotatably provided on the B-axis seat.