阅读说明：本技术 一种五轴机床的ac联动双摆头 (AC linkage double-swing head of five-axis machine tool ) 是由 王立民 韩贤胜 刘正军 赛志尚 王善奎 于 2020-11-11 设计创作，主要内容包括：本发明涉及五轴机床配件技术领域,具体是一种五轴机床的AC联动双摆头,包括A轴壳体,A轴壳体的两侧外壁上分别通过螺栓安装有第一密封盖和第二密封盖,且A轴壳体的顶部外壁上通过螺栓安装有顶板,顶板顶部外壁的轴心处焊接有C轴连接座,且C轴连接座的顶部外壁上通过螺栓安装有C轴法兰盘,C轴法兰盘的顶部外壁上通过螺栓安装有C轴连接盘,且C轴连接盘的轴心处嵌入有第一轴承。本发明的有益效果双活塞卡钳与C轴刹车盘相连接,因此AC五轴联动双摆头的C轴部分的双活塞卡钳在锁紧时,其作用力是用在C轴刹车盘上,因此不会影响轴承的几何精度,可以对轴承起到较好的保护,从而提高使用寿命、提高定位精度以及提高工作效率。(The invention relates to the technical field of five-axis machine tool accessories, in particular to an AC linkage double-swinging head of a five-axis machine tool, which comprises an A-axis shell, wherein the outer walls of two sides of the A-axis shell are respectively provided with a first sealing cover and a second sealing cover through bolts, the outer wall of the top of the A-axis shell is provided with a top plate through bolts, a C-axis connecting seat is welded at the axis of the outer wall of the top plate, a C-axis flange plate is arranged on the outer wall of the top of the C-axis connecting seat through bolts, a C-axis connecting disc is arranged on the outer wall of the top of the C-axis flange plate through bolts. The double-piston caliper has the beneficial effects that the double-piston caliper is connected with the C-axis brake disc, so that the acting force of the double-piston caliper of the C-axis part of the AC five-axis linkage double-swing head is applied to the C-axis brake disc when the double-piston caliper is locked, the geometric precision of a bearing cannot be influenced, the bearing can be well protected, the service life is prolonged, the positioning precision is improved, and the working efficiency is improved.)

1. The utility model provides a five-axis machine tool's AC linkage double pendulum head which characterized in that: the automobile brake disc assembly comprises an A-shaft shell (1), wherein a first sealing cover (3) and a second sealing cover (20) are respectively installed on outer walls of two sides of the A-shaft shell (1) through bolts, a top plate (5) is installed on the outer wall of the top of the A-shaft shell (1) through bolts, a C-shaft connecting seat (6) is welded at the shaft center of the outer wall of the top plate (5), a C-shaft flange (9) is installed on the outer wall of the top of the C-shaft flange (9) through bolts, a C-shaft connecting disc (10) is installed on the outer wall of the top of the C-shaft connecting disc (10), a first bearing (11) is embedded at the shaft center of the C-shaft connecting disc (10), a C-shaft brake disc (12) is welded on the inner side wall of the first bearing (11), a first mounting flange (13) is installed on the outer wall of the top of the C-shaft connecting disc (10) through bolts, and the double-piston caliper (14) is in a U-shaped structure and is sleeved on the outer side wall of the C-axis brake disc (12).

2. The AC linkage double-pendulum head of the five-axis machine tool according to claim 1, wherein: the C-axis composite motor (7) is installed on the outer wall of the top of the first installation flange (13) through bolts, and the output end of the C-axis composite motor (7) is in transmission connection with the C-axis flange plate (9).

3. The AC linkage double-pendulum head of the five-axis machine tool according to claim 1, wherein: u type groove (2) have been seted up in the center department of A axle casing (1), and the axle center department of the adjacent one side outer wall in U type groove (2) has main shaft cover (4) through pivot swing joint, main shaft (8) are installed through the bolt in the center department of main shaft cover (4) bottom outer wall.

4. The AC linkage double-pendulum head of the five-axis machine tool according to claim 1, wherein: an A shaft connecting seat (19) in transmission connection with the main shaft sleeve (4) is mounted on the outer wall of one side, close to the first sealing cover (3), of the A shaft shell (1) through bolts.

5. The AC linkage double-pendulum head of the five-axis machine tool according to claim 4, wherein: a axle ring flange (18) is installed through the bolt on A axle connecting seat (19) keeps away from the opposite side outer wall of A axle casing (1), and has cup jointed second bearing (17) on A axle ring flange (18) keeps away from the opposite side outer wall of A axle connecting seat (19), install second mounting flange (16) through the bolt on A axle ring flange (18) keeps away from the opposite side outer wall of A axle connecting seat (19).

6. The AC linkage double-pendulum head of the five-axis machine tool according to claim 5, wherein: and an A-axis composite motor (15) is installed on the outer wall of the other side, far away from the A-axis flange plate (18), of the second mounting flange (16) through bolts, and the output end of the A-axis composite motor (15) is in transmission connection with the A-axis flange plate (18).

7. The AC linkage double-pendulum head of the five-axis machine tool according to claim 1, wherein: and a rotating column (21) in transmission connection with the main shaft sleeve (4) is mounted on the outer wall of one side, close to the second sealing cover (20), of the shaft A shell (1) through a bolt.

8. The AC-linkage double-pendulum head of the five-axis machine tool according to claim 7, wherein: the rotating column (21) is far away from the outer wall of the other side of the shaft A shell (1) and is provided with a bearing seat (23) through a bolt, the outer side wall of the rotating column (21) is sleeved with a compression ring (22), a third bearing (24) is embedded into the bearing seat (23), and the third bearing (24) is adjusted outside the compression ring (22).

9. The AC-linkage double-pendulum head of the five-axis machine tool according to claim 8, wherein: end cover (25) are installed through the bolt to the lateral wall of bearing frame (23), it installs A axle brake disc (26) through the bolt on the other end outer wall of A axle casing (1) is kept away from to rotary column (21), and installs piston caliper (27) of cup jointing on A axle brake disc (26) lateral wall through the bolt on one side inner wall of the sealed lid (20) of second.

Technical Field

The invention relates to the technical field of five-axis machine tool accessories, in particular to an AC linkage double-swinging head of a five-axis machine tool.

Background

The five-axis linkage numerical control machine tool is a machine tool with high technological content and high precision and is specially used for machining complex curved surfaces, and the machine tool system has a great influence on the industries of aviation, aerospace, military, scientific research, precision instruments, high-precision medical equipment and the like in one country. At present, a five-axis linkage numerical control machine tool system is the only means for solving the processing of impellers, blades, marine propellers, heavy-duty generator rotors, steam turbine rotors, large-scale diesel engine crankshafts and the like.

Through retrieval, chinese patent No. CN207982390U provides a high-speed AC five-axis linkage double pendulum head, including C axle motor, a axle motor and electric main shaft, one end of C axle motor output shaft is provided with C axle speed reducer, a surface of C axle speed reducer is provided with C axle connection pad, a surface of C axle connection pad is provided with the main part, a side of main part is provided with main part left side visor.

However, when the high-speed AC five-axis linkage double-swinging head is locked, an encircling locking mode is adopted, most of acting force of the locking mode is applied to the bearing, axial and radial deformation of the bearing is easily caused, displacement is easily caused, bearing abrasion is caused, the accuracy index of the AC shaft is influenced, the service life is shortened, the positioning accuracy is shortened, the working efficiency is reduced, and the high-speed AC five-axis linkage double-swinging head is not beneficial to wide popularization and application.

Disclosure of Invention

The invention aims to provide an AC linkage double-pendulum head of a five-axis machine tool, which aims to solve the problems that an encircling locking mode is adopted in the background technology, most of acting force of the locking mode is applied to a bearing, axial and radial deformation of the bearing is easily caused, displacement is easily caused, bearing abrasion is caused, AC shaft precision indexes are influenced, the service life is shortened, the positioning precision is shortened, and the working efficiency is reduced.

The technical scheme of the invention is as follows: an AC linkage double-swinging head of a five-axis machine tool comprises an A-axis shell, wherein a first sealing cover and a second sealing cover are respectively arranged on the outer walls of two sides of the A-axis shell through bolts, and the top outer wall of the A-axis shell is provided with a top plate through a bolt, the axis of the top outer wall of the top plate is welded with a C-axis connecting seat, and the outer wall of the top of the C-axis connecting seat is provided with a C-axis flange plate through a bolt, the outer wall of the top of the C-axis flange plate is provided with a C-axis connecting plate through a bolt, a first bearing is embedded in the axis of the C-axis connecting disc, a C-axis brake disc is welded on the inner side wall of the first bearing, and install first mounting flange through the bolt on the top outer wall of C hub connection dish, install two piston callipers through the bolt on the outer wall of one side of first mounting flange, and two piston callipers are the U type structure and cup joint on the lateral wall of C axle brake disc.

Further, install the compound motor of C axle through the bolt on the top outer wall of first mounting flange, and be the transmission between the output of the compound motor of C axle and the C axle ring flange and be connected.

Furthermore, a U-shaped groove is formed in the center of the shaft A shell, a spindle sleeve is movably connected to the axis of the outer wall of one side, adjacent to the U-shaped groove, of the shaft center, and a spindle is installed at the center of the outer wall of the bottom of the spindle sleeve through a bolt.

Furthermore, an A shaft connecting seat in transmission connection with the main shaft sleeve is installed on the outer wall of one side, close to the first sealing cover, of the A shaft shell through bolts.

Further, an A shaft flange is installed through the bolt on the opposite side outer wall that A shaft connecting seat kept away from A shaft shell, and has cup jointed the second bearing on the opposite side outer wall that A shaft flange kept away from A shaft connecting seat, a second mounting flange is installed through the bolt on the opposite side outer wall that A shaft connecting seat was kept away from to A shaft flange.

Furthermore, the second mounting flange is far away from the A-axis flange plate, the outer wall of the other side of the second mounting flange is provided with an A-axis composite motor through bolts, and the output end of the A-axis composite motor is in transmission connection with the A-axis flange plate.

Furthermore, a rotating column in transmission connection with the main shaft sleeve is mounted on the outer wall of one side, close to the second sealing cover, of the shaft A shell through a bolt.

Furthermore, a bearing seat is installed on the outer wall of the other side, away from the shaft A shell, of the rotary column through a bolt, a compression ring is sleeved on the outer side wall of the rotary column, a third bearing is embedded into the bearing seat, and the third bearing is adjusted outside the compression ring.

Furthermore, the end cover is installed through the bolt to the lateral wall of bearing frame, it installs A axle brake disc through the bolt on keeping away from A axle casing's the other end outer wall to change the post, and installs the piston calliper of cup jointing on A axle brake disc lateral wall through the bolt on one side inner wall of the sealed lid of second.

The invention provides an AC linkage double-swinging head of a five-axis machine tool through improvement, and compared with the prior art, the AC linkage double-swinging head has the following improvements and advantages:

(1) the A-axis compound motor and the C-axis compound motor in the AC linkage double-swinging head of the five-axis machine tool are both speed reducer and motor integrated compound motors, so that the volume of the AC five-axis linkage double-swinging head is reduced, the inertia of a moving part is reduced, and the dynamic response and the precision are improved.

(2) The double-piston caliper is connected with the C-axis brake disc, so that the acting force of the double-piston caliper of the C-axis part of the AC five-axis linkage double-swing head is applied to the C-axis brake disc when the double-piston caliper is locked, the geometric precision of a bearing cannot be influenced, the bearing can be well protected, the service life is prolonged, the positioning precision is improved, and the working efficiency is improved.

(3) According to the invention, the piston caliper is fixed on the right end surface of the A-axis brake disc, so that the acting force of the piston caliper of the A-axis part of the AC five-axis linkage double-swinging head is applied to the A-axis brake disc when the piston caliper is locked, the geometric precision of a bearing is not influenced, the bearing can be well protected, the service life is prolonged, the positioning precision is improved, and the working efficiency is improved.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic illustration of an explosive structure of the present invention;

FIG. 4 is a schematic view of the A-axis housing configuration of the present invention;

FIG. 5 is a schematic view of the A-axis composite motor of the present invention;

FIG. 6 is a schematic view of the piston caliper of the present invention.

Description of reference numerals:

the automobile brake system comprises a 1A shaft shell, a 2U-shaped groove, a 3 first sealing cover, a 4 main shaft sleeve, a 5 top plate, a 6C shaft connecting seat, a 7C shaft composite motor, a 8 main shaft, a 9C shaft flange, a 10C shaft connecting disk, a 11 first bearing, a 12C shaft brake disc, a 13 first mounting flange, a 14 double-piston caliper, a 15A shaft composite motor, a 16 second mounting flange, a 17 second bearing, an 18A shaft flange, a 19A shaft connecting seat, a 20 second sealing cover, a 21 rotary column, a 22 pressing ring, a 23 bearing seat, a 24 third bearing, a 25 end cover, a 26A shaft brake disc and a 27 piston caliper.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention provides an AC linkage double-pendulum head of a five-axis machine tool by improvement, as shown in figures 1-6, the AC linkage double-pendulum head comprises an A-axis shell 1, wherein the outer walls of two sides of the A-axis shell 1 are respectively provided with a first sealing cover 3 and a second sealing cover 20 through bolts, the outer wall of the top of the A-axis shell 1 is provided with a top plate 5 through bolts, the axis of the outer wall of the top plate 5 is welded with a C-axis connecting seat 6, the outer wall of the top of the C-axis connecting seat 6 is provided with a C-axis flange 9 through bolts, the outer wall of the top of the C-axis flange 9 is provided with a C-axis connecting disc 10 through bolts, the axis of the C-axis connecting disc 10 is embedded with a first bearing 11, the inner side wall of the first bearing 11 is welded with a C-axis brake disc 12, the outer wall of the top of the C-axis connecting disc 10 is, and the double-piston caliper 14 is in a U-shaped structure and is sleeved on the outer side wall of the C-axis brake disc 12, and the double-piston caliper 14 is connected with the C-axis brake disc 12, so that when the double-piston caliper 14 of the C-axis part of the AC five-axis linkage double-swing head is locked, the acting force is applied to the C-axis brake disc 12, the geometric precision of a bearing cannot be influenced, the bearing can be well protected, the service life is prolonged, the positioning precision is improved, and the working efficiency is improved.

Furthermore, the C-axis composite motor 7 is installed on the outer wall of the top of the first installation flange 13 through bolts, the type of the C-axis composite motor 7 is PLF60-L1-10-P2, the output end of the C-axis composite motor 7 is in transmission connection with the C-axis flange 9, the C-axis composite motor 7 rotates to drive the C-axis flange 9 to rotate, the C-axis flange 9 drives the A-axis shell 1 to rotate for 360 degrees, and finally the requirement of five-axis machining is met.

Further, a U-shaped groove 2 is formed in the center of the shaft A shell 1, a spindle sleeve 4 is movably connected to the axis of the outer wall on one side adjacent to the U-shaped groove 2 through a rotating shaft, and a spindle 8 is mounted at the center of the outer wall at the bottom of the spindle sleeve 4 through a bolt.

Further, an A shaft connecting seat 19 in transmission connection with the spindle sleeve 4 is installed on the outer wall of one side, close to the first sealing cover 3, of the A shaft shell 1 through bolts, and the A shaft connecting seat 19 can well drive the spindle sleeve 4 to rotate and adjust.

Further, an A-axis flange 18 is installed on the outer wall of the other side, away from the A-axis shell 1, of the A-axis connecting seat 19 through bolts, a second bearing 17 is sleeved on the outer wall of the other side, away from the A-axis connecting seat 19, of the A-axis flange 18, and a second installing flange 16 is installed on the outer wall of the other side, away from the A-axis connecting seat 19, of the A-axis flange 18 through bolts.

Further, the outer wall of the other side, away from the a-axis flange 18, of the second mounting flange 16 is provided with an a-axis composite motor 15 through bolts, the type of the a-axis composite motor 15 is PLF60-L1-10-P2, the output end of the a-axis composite motor 15 is in transmission connection with the a-axis flange 18, the a-axis composite motor 15 rotates to drive the a-axis flange 18 to rotate, and then the a-axis flange 18 drives the main shaft sleeve 4 to rotate.

Furthermore, the outer wall of the side of the shaft a shell 1 close to the second sealing cover 20 is provided with a rotating column 21 in transmission connection with the spindle sleeve 4 through a bolt, and the spindle sleeve 4 can well drive the rotating column 21 to rotate when being adjusted.

Further, a bearing seat 23 is installed on the outer wall of the other side, away from the shaft A shell 1, of the rotary column 21 through a bolt, a compression ring 22 is sleeved on the outer side wall of the rotary column 21, a third bearing 24 is embedded into the bearing seat 23, and the third bearing 24 is adjusted outside the compression ring 22.

Further, the end cover 25 is installed through the bolt to the lateral wall of bearing frame 23, install A axle brake disc 26 through the bolt on the other end outer wall that the pivot post 21 kept away from A axle casing 1, and install the piston calliper 27 of cup jointing on A axle brake disc 26 lateral wall through the bolt on the one side inner wall of the sealed lid 20 of second, piston calliper 27 is fixed on A axle brake disc 26 right-hand member face, therefore the piston calliper 27 of the A axle part of the two yaw of the five-axis linkage of AC is when locking, its effort is used in on A axle brake disc 26, consequently, can not influence the geometric accuracy of bearing, can play better protection to the bearing, thereby improve life, improve positioning accuracy and improve work efficiency.

The working principle of the invention is as follows: firstly, the A-axis composite motor 15 rotates to drive the A-axis flange 18 to rotate, then the A-axis flange 18 drives the main shaft sleeve 4 to rotate, meanwhile, the main shaft sleeve 4 drives the rotary column 21 to rotate, so that the main shaft sleeve 4 drives the main shaft 8 to rotate up and down at the middle part of the A-axis shell 1, then the C-axis composite motor 7 rotates to drive the C-axis flange 9 to rotate, then the C-axis flange 9 drives the A-axis shell 1 to rotate for 360 degrees, and finally the requirement of five-axis machining is met.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.