CN220388625U

CN220388625U - Vertical-horizontal conversion mechanism of five-axis processing machine tool

Info

Publication number: CN220388625U
Application number: CN202322085644.2U
Authority: CN
Inventors: 刘星明; 刘轩烨; 刘士孔; 赛志尚
Original assignee: Yiteli Chuzhou Intelligent Numerical Control Technology Co ltd
Current assignee: Yiteli Chuzhou Intelligent Numerical Control Technology Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-01-26
Anticipated expiration: 2033-08-04

Abstract

The utility model discloses a vertical-horizontal conversion mechanism of a five-axis processing machine tool, which comprises a fixing part, wherein the end part of the fixing part is rotatably provided with a connecting part, the end part of the connecting part is fixedly provided with an electric spindle, the end part of the electric spindle is rotatably provided with a tool apron, the connecting part is of a V-shaped structure, and the included angle is kept between 165 degrees and 170 degrees. The utility model provides a five processing machine tools stand and lie shifter, simple structure, convenient operation is swift, has realized two kinds of feed states of vertical or horizontal, need not the holder and carries out angle adjustment to practice thrift because the centre gripping frock treats the machined part and repair the time of transferring the consumption, improved machining efficiency.

Description

Vertical-horizontal conversion mechanism of five-axis processing machine tool

Technical Field

The utility model relates to the technical field of five-axis machining tools, in particular to a vertical-horizontal conversion mechanism of a five-axis machining tool.

Background

In the process of machining a workpiece, an electric spindle of the five-axis machining machine tool usually has only a vertical or horizontal feed state, so that when the workpiece is subjected to multi-face machining, the angle of a clamping tool of the workpiece to be machined needs to be adjusted, and then the cutting operation is performed.

Disclosure of Invention

The utility model aims to provide a vertical-horizontal conversion mechanism of a five-axis processing machine tool, which is used for submitting the processing efficiency of workpieces.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a five-axis machine tool vertical-horizontal conversion mechanism, includes fixed part, the tip rotation of fixed part is provided with connecting portion, the tip fixed mounting of connecting portion has electric main shaft, the tip rotation of electric main shaft is provided with the blade holder, connecting portion is V type structure, and the contained angle is the obtuse angle and keeps between 165-170.

Preferably, the motorized spindle is composed of a base and a head cover, and the connecting part is connected to the base.

Preferably, a motor cabin is arranged in the camera cover, and a driving motor is inserted into a port at one side of the motor cabin;

the base is internally provided with a first bevel gear in a rotating way, a shaft lever of the first bevel gear is provided with a first worm, the output end of the driving motor is provided with a second bevel gear, the first bevel gear is in transmission fit with the second bevel gear, and the first worm is meshed with a first worm wheel fixedly arranged on the tool apron.

a third bevel gear is rotatably arranged in the base, and is meshed with a fourth bevel gear arranged at the output end of the driving motor;

and a universal joint transmission shaft is movably arranged between the shaft rod of the three bevel gears and the end surface of the fixing part.

Preferably, a second worm wheel is rotatably arranged in the base, and the second worm wheel is meshed with a second worm on the third bevel gear shaft lever.

Preferably, a motor cabin is arranged in the camera cover, a driving motor is inserted into a port on one side of the motor cabin, a sleeve rod which keeps synchronous circumferential rotation with an output shaft of the driving motor is slidably arranged on the output shaft of the driving motor, and a second bevel gear and a fourth bevel gear are fixedly arranged on the sleeve rod respectively;

the base is internally provided with a first bevel gear and a third bevel gear in a rotating way respectively;

the automatic lifting device further comprises a switching mechanism, wherein the switching mechanism comprises an electric push rod, and the electric push rod is used for driving the loop bar to move along the vertical direction and meshed with the first bevel gear and the third bevel gear respectively.

Preferably, the tooth surfaces of the first bevel gear and the third bevel gear are arranged opposite to each other.

Preferably, the switching mechanism further comprises a lever and a shifting fork, wherein the shifting fork is clamped in a clamping ring groove formed in the outer wall of the loop bar, one end of the lever is rotationally connected with the shifting fork, and the other end of the lever is rotationally connected with an output shaft of the electric push rod;

the end part of the motor cabinet is provided with a vertical rod, and the lever is rotatably arranged on the vertical rod.

In the technical scheme, the vertical-horizontal conversion mechanism of the five-axis processing machine tool provided by the utility model has the following beneficial effects: utilize connecting portion and fixed part normal running fit, the rotatory cooperation of electricity main shaft and blade holder for the cutter can possess two kinds of feed states of vertical or horizontal when cutting, need not the holder and carries out angle adjustment, thereby practice thrift because the centre gripping frock and treat the machined part and repair the time of transferring the consumption, improved machining efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present utility model;

fig. 2 is a schematic cross-sectional structure provided in an embodiment of the present utility model.

Reference numerals illustrate:

1. a fixing part; 2. a connection part; 3. an electric spindle; 31. a base; 32. a camera cover; 321. a motor compartment; 4. a tool apron; 41. a first worm wheel; 50. a first bevel gear; 51. a first worm; 52. a third bevel gear; 53. a second worm wheel; 54. a second worm; 55. a loop bar; 6. a driving motor; 61. a second bevel gear; 62. a fourth bevel gear; 7. a universal joint drive shaft; 8. a switching mechanism; 81. an electric push rod; 82. a lever; 83. and a shifting fork.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-2, the vertical-horizontal conversion mechanism of the five-axis processing machine tool comprises a fixing part 1, wherein a connecting part 2 is rotatably arranged at the end part of the fixing part 1, an electric spindle 3 is fixedly arranged at the end part of the connecting part 2, and a tool apron 4 is rotatably arranged at the end part of the electric spindle 3.

Further, the motorized spindle 3 summarized in the above embodiment is composed of a base 31 and a head cover 32, and the connection part 2 is connected to the base 31.

And, the connecting part 2 in the embodiment is shown as a V-shaped structure, and the included angle is kept between 165 DEG and 170 DEG at an obtuse angle.

Wherein: a motor cabin 321 is arranged in the machine head cover 32, a driving motor 6 is inserted into a port on one side of the motor cabin 321, a sleeve rod 55 which keeps synchronous circumferential rotation with an output shaft of the driving motor 6 is slidably arranged on the output shaft of the driving motor 6, and a second bevel gear 61 and a fourth bevel gear 62 are fixedly arranged on the sleeve rod 55 respectively;

the rotation of the tool holder 4 relative to the spindle 3 is achieved by: the base 31 is rotatably provided with a first bevel gear 50, a first worm 51 is mounted on a shaft lever of the first bevel gear 50, the first bevel gear 50 is in transmission fit with a second bevel gear 61, and the first worm 51 is meshed with a first worm gear 41 fixedly mounted on the tool apron 4.

The rotation of the motorized spindle 3 relative to the fixed part 1 is achieved by the following components: a third bevel gear 52 is rotatably arranged on the base 31, and the third bevel gear 52 is meshed with a fourth bevel gear 62; and a universal joint transmission shaft 7 is movably arranged between the shaft rod of the three bevel gears 52 and the end surface of the fixed part 1.

Still further, the switching mechanism 8 is further included, and the switching mechanism 8 includes an electric push rod 81, and the electric push rod 81 is used for driving the sleeve rod 55 to move in the vertical direction and is meshed with the first bevel gear 50 and the third bevel gear 52 respectively.

During actual operation, the electric push rod 81 extends to drive the sleeve rod 55 to move downwards, so that the first bevel gear 50 is meshed with the second bevel gear 61, and the tool holder 4 is driven to rotate. Retraction of the electric push rod 81 drives the sleeve rod 55 upward, thereby engaging the third bevel gear 52 with the fourth bevel gear 62, and thus driving the connection part 2 to rotate.

In the scheme, the connecting part 2 and the fixing part 1 are utilized to be in running fit, and the electric spindle 3 and the tool apron 4 are in rotating fit, so that the tool can be in a vertical or horizontal feeding state when cutting, and the clamping piece is not required to be subjected to angle adjustment, so that the time consumed by repairing and adjusting a workpiece by the clamping tool is saved, and the machining efficiency is improved.

It should be noted that, in the above embodiment, the output end of the driving motor may have a polygonal structure, such as a triangle, a quadrilateral, a pentagon, and other polygonal structures.

As a further another embodiment of the present utility model, as can be seen from fig. 2, the switching mechanism 8 in the embodiment further includes a lever 82 and a shifting fork 83, the shifting fork 83 is clamped in a clamping ring groove formed in the outer wall of the sleeve rod 55, one end of the lever 82 is rotationally connected with the shifting fork 83, and the other end is rotationally connected with the output shaft of the electric push rod 81; and the end of the motor compartment 321 is provided with a vertical rod, and the lever 82 is rotatably arranged on the vertical rod.

Specifically, the lever 82 and a certain movable connection generated by the lever 82 are utilized, so that physical damage to the connection between the fork 83 and the loop bar 55 is minimized during the movement of the electric driving push rod 81.

As a further still another embodiment of the present utility model, a second worm wheel 53 is rotatably provided in the base 31, and the second worm wheel 53 is engaged with a second worm 54 on the shaft of the third bevel gear 52.

The third bevel gear 52 has self-locking capability, and when the third bevel gear is decoupled, the connection part 2 is locked in rotation by utilizing the self-locking of the worm and gear mechanism.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a five processing machine tools stand conversion equipment that crouches, its characterized in that includes fixed part (1), the tip rotation of fixed part (1) is provided with connecting portion (2), the tip fixed mounting of connecting portion (2) has electric main shaft (3), the tip rotation of electric main shaft (3) is provided with blade holder (4), connecting portion (2) are V type structure, and the contained angle is kept between 165-170 for the obtuse angle.

2. The vertical-horizontal conversion mechanism of a five-axis processing machine tool according to claim 1, wherein the electric spindle (3) is composed of a base (31) and a head cover (32), and the connecting portion (2) is connected to the base (31).

3. The vertical-horizontal conversion mechanism of the five-axis processing machine tool according to claim 2, wherein a motor cabin (321) is arranged in the machine head cover (32), and a driving motor (6) is inserted into a port at one side of the motor cabin (321);

the base (31) is rotationally provided with a first bevel gear (50), a first worm (51) is arranged on a shaft rod of the first bevel gear (50), a second bevel gear (61) is arranged at the output end of the driving motor (6), the first bevel gear (50) is in transmission fit with the second bevel gear (61), and the first worm (51) is meshed with a first worm wheel (41) fixedly arranged on the tool apron (4).

4. The vertical-horizontal conversion mechanism of the five-axis processing machine tool according to claim 2, wherein a motor cabin (321) is arranged in the machine head cover (32), and a driving motor (6) is inserted into a port at one side of the motor cabin (321);

a third bevel gear (52) is rotationally arranged on the base (31), and the third bevel gear (52) is meshed with a fourth bevel gear (62) arranged at the output end of the driving motor (6);

a universal joint transmission shaft (7) is movably arranged between the shaft lever of the three bevel gears (52) and the end face of the fixed part (1).

5. The vertical-horizontal conversion mechanism of a five-axis processing machine tool according to claim 4, wherein a second worm wheel (53) is rotatably arranged on the base (31), and the second worm wheel (53) is meshed with a second worm (54) on a shaft lever of the third bevel gear (52).

6. The vertical-horizontal conversion mechanism of the five-axis processing machine tool according to claim 2, wherein a motor cabin (321) is arranged in the machine head cover (32), a driving motor (6) is inserted into a port on one side of the motor cabin (321), a sleeve rod (55) which keeps synchronous circumferential rotation with an output shaft of the driving motor (6) is slidably arranged on the output shaft of the driving motor, and a second bevel gear (61) and a fourth bevel gear (62) are fixedly arranged on the sleeve rod (55) respectively;

a first bevel gear (50) and a third bevel gear (52) are respectively arranged on the base (31) in a rotating way;

the automatic lifting device further comprises a switching mechanism (8), wherein the switching mechanism (8) comprises an electric push rod (81), and the electric push rod (81) is used for driving the loop bar (55) to move along the vertical direction and meshed with the first bevel gear (50) and the third bevel gear (52) respectively.

7. The five-axis machine tool vertical and horizontal conversion mechanism according to claim 6, wherein tooth surfaces of the first bevel gear (50) and the third bevel gear (52) are arranged opposite to each other.

8. The vertical-horizontal conversion mechanism of the five-axis processing machine tool according to claim 6, wherein the switching mechanism (8) further comprises a lever (82) and a shifting fork (83), the shifting fork (83) is clamped in a clamping ring groove formed in the outer wall of the sleeve rod (55), one end of the lever (82) is rotationally connected with the shifting fork (83), and the other end of the lever is rotationally connected with an output shaft of the electric push rod (81);

the end part of the motor cabinet (321) is provided with a vertical rod, and the lever (82) is rotatably arranged on the vertical rod.