CN116352455A - Universal rotary table and multi-axis machine tool - Google Patents
Universal rotary table and multi-axis machine tool Download PDFInfo
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- CN116352455A CN116352455A CN202310118256.1A CN202310118256A CN116352455A CN 116352455 A CN116352455 A CN 116352455A CN 202310118256 A CN202310118256 A CN 202310118256A CN 116352455 A CN116352455 A CN 116352455A
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- 230000001681 protective effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 description 20
- 238000003754 machining Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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Abstract
The invention discloses a universal rotary table and a multi-axis machine tool, wherein a power seat can drive the rotary table to rotate in a large range and at multiple angles through the arrangement of a top two-section rotary arm, a middle two-section rotary arm and a bottom two-section rotary arm, and the structure is simple and compact, so that the problems in the prior art can be solved. The universal turntable comprises a turntable, a rotating arm assembly and a power seat; the rotating arm assembly comprises a top two-section rotating arm, a middle two-section rotating arm and a bottom two-section rotating arm; the power seat comprises a top driving motor assembly, a middle driving motor assembly and a bottom driving motor assembly; one end of the top two-section rotating arm is connected with the turntable, and the other end of the top two-section rotating arm is connected with the top driving motor assembly; one end of the middle two-section rotating arm is connected with the rotary table, the other end of the middle two-section rotating arm is connected with the middle driving motor assembly, one end of the bottom two-section rotating arm is connected with the rotary table, and the other end of the bottom two-section rotating arm is connected with the bottom driving motor assembly.
Description
Technical Field
The invention relates to the field of machining equipment, in particular to a universal rotary table and a multi-axis machine tool.
Background
In a multi-axis machining apparatus, such as a multi-axis numerical control machine tool, machining in a plurality of directions is often required.
Taking a numerical control machine as an example, a multi-axis numerical control machine generally comprises an X axis, a Y axis, a Z axis, a B axis, a C axis and other auxiliary axes, wherein the X axis, the Y axis and the Z axis are divided into three axes according to space coordinates, the B axis rotates around the Y axis, and the C axis rotates around the Z axis. In the prior art, a chuck, a turning tool bit or the like is generally arranged on the B shaft or the C shaft to realize swinging or rotating. However, such a structure capable of swinging or rotating generally enables only movement in a single direction, and has a relatively large limitation.
Therefore, how to improve the prior art to solve the above problems is an important technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention discloses a universal rotary table and a multi-axis machine tool, wherein a power seat can drive the rotary table to rotate in a large range and at multiple angles through the arrangement of a top two-section rotary arm, a middle two-section rotary arm and a bottom two-section rotary arm, and the structure is simple and compact, so that the problems in the prior art can be solved.
The invention provides a universal turntable, which comprises a turntable, a rotating arm assembly and a power seat;
the rotating arm assembly comprises a top two-section rotating arm, a middle two-section rotating arm and a bottom two-section rotating arm;
the power seat comprises a top driving motor assembly, a middle driving motor assembly and a bottom driving motor assembly;
one end of the top two-section rotating arm is connected with the turntable, and the other end of the top two-section rotating arm is connected with the top driving motor assembly;
one end of the middle two-section rotating arm is connected with the turntable, and the other end is connected with the middle driving motor assembly
One end of the bottom two-section rotating arm is connected with the turntable, and the other end of the bottom two-section rotating arm is connected with the bottom driving motor assembly.
Preferably, the method comprises the steps of,
the two-section top rotating arm comprises an upper top rotating arm and a lower top rotating arm, wherein two ends of the upper top rotating arm are respectively connected with the turntable and the lower top rotating arm, one end of the lower top rotating arm is connected with the upper top rotating arm, and the other end of the lower top rotating arm is connected with the top driving motor assembly;
the middle two-section rotating arm comprises a middle upper rotating arm and a middle lower rotating arm, wherein two ends of the middle upper rotating arm are respectively connected with the turntable and the middle lower rotating arm, one end of the middle lower rotating arm is connected with the middle upper rotating arm, and the other end of the middle lower rotating arm is connected with the middle driving motor assembly;
the two-section rotating arm at the bottom comprises an upper rotating arm at the bottom and a lower rotating arm at the bottom, wherein two ends of the upper rotating arm at the bottom are respectively connected with the turntable and the lower rotating arm at the bottom, one end of the lower rotating arm at the bottom is connected with the upper rotating arm at the bottom, and the other end of the lower rotating arm at the bottom is connected with the bottom driving motor assembly.
Preferably, the method comprises the steps of,
the lower end part of the top lower rotating arm is connected with the top driving motor assembly;
the lower end part of the middle lower rotating arm is connected with the middle driving motor assembly;
the lower end part of the bottom lower rotating arm is connected with the bottom driving motor assembly;
the lower end part of the top lower rotating arm, the lower end part of the middle lower rotating arm and the lower end part of the bottom lower rotating arm are sequentially arranged from top to bottom, and the rotation axes are on the same line.
Preferably, the method comprises the steps of,
taking the axis of the rotation axis as the inner part, the top upper rotating arm, the top lower rotating arm, the middle upper rotating arm, the middle lower rotating arm, the bottom upper rotating arm and the bottom lower rotating arm are all arc-shaped structures, and the circle centers of the arc-shaped structures are all at the inner side;
the structure of the top upper rotating arm, the middle upper rotating arm and the bottom upper rotating arm is the same, and the central lines of the connecting holes at the two ends of the top upper rotating arm are mutually perpendicular.
Preferably, the method comprises the steps of,
the turntable comprises a rotary platform and a connecting lug;
the three connecting lugs are perpendicular to the rotary platform and are uniformly arranged at the bottom of the rotary platform;
the upper end part of the top upper rotating arm, the upper end part of the middle upper rotating arm and the upper end part of the bottom upper rotating arm are respectively arranged on the three connecting lugs through rotating shafts.
Preferably, the method comprises the steps of,
the top driving motor assembly comprises a top motor, a top driving wheel, a top synchronous belt and a top driven wheel which are sequentially connected, wherein the top driving wheel is arranged on a rotating shaft of the top motor, and the top driven wheel is fixedly connected with the lower end part of the top lower rotating arm;
the middle driving motor assembly comprises a middle motor, a middle driving wheel, a middle synchronous belt and a middle driven wheel which are sequentially connected, wherein the middle driving wheel is arranged on a rotating shaft of the middle motor, and the middle driven wheel is fixedly connected with the lower end part of the middle lower rotating arm;
the bottom driving motor assembly comprises a bottom motor, a bottom driving wheel, a bottom synchronous belt and a bottom driven wheel which are sequentially connected, wherein the bottom driving wheel is installed on a rotating shaft of the bottom motor, and the bottom driven wheel is fixedly connected with the lower end part of the bottom lower rotating arm.
Preferably, the method comprises the steps of,
at least one of the top synchronous belt, the middle synchronous belt and the bottom synchronous belt is also provided with a tensioning wheel;
the tensioning wheel is in contact with at least one of the top synchronous belt, the middle synchronous belt and the bottom synchronous belt and is used for adjusting the tightness of at least one of the top synchronous belt, the middle synchronous belt and the bottom synchronous belt.
Preferably, the method comprises the steps of,
the top driving wheel, the top driven wheel, the middle driving wheel, the middle driven wheel, the bottom driving wheel and the bottom driven wheel are all gears.
Preferably, the method comprises the steps of,
a protective sleeve is arranged between the turntable and the power seat;
the protective sleeve wraps the rotating arm assembly.
The invention also provides a multi-axis machine tool and a universal turntable comprising the multi-axis machine tool;
the turntable universal turntable is arranged on a main shaft of the multi-shaft machine tool.
The invention provides a universal turntable, which comprises a turntable, a rotating arm assembly and a power seat; the rotating arm assembly comprises a top two-section rotating arm, a middle two-section rotating arm and a bottom two-section rotating arm; the power seat comprises a top driving motor assembly, a middle driving motor assembly and a bottom driving motor assembly; one end of the top two-section rotating arm is connected with the turntable, and the other end of the top two-section rotating arm is connected with the top driving motor assembly; one end of the middle two-section rotating arm is connected with the rotary table, the other end of the middle two-section rotating arm is connected with the middle driving motor assembly, one end of the bottom two-section rotating arm is connected with the rotary table, and the other end of the bottom two-section rotating arm is connected with the bottom driving motor assembly. Through the arrangement of the top two-section rotating arm, the middle two-section rotating arm and the bottom two-section rotating arm, the universal turntable and the multi-axis machine tool can drive the turntable to rotate in a large range and at multiple angles, and the structure is simple and compact, so that the problems in the prior art can be solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an embodiment of a universal turret according to the present invention;
FIG. 2 is a schematic front view of a gimbal table embodiment of the present invention;
FIG. 3 is a schematic view of another front structure of an embodiment of the universal turret of the present invention;
FIG. 4 is a schematic front view of a gimbal table according to an embodiment of the present invention including a lower protective case 352;
fig. 5 is a schematic perspective view of a gimbal table according to an embodiment of the present invention, including a lower protective case 352;
FIG. 6 is a schematic front view of a gimbal table according to an embodiment of the present invention including a protective case 35;
FIG. 7 is a schematic front view of the tilting table 1 with a maximum angle in the embodiment of the universal turret according to the present invention;
FIG. 8 is a schematic top view of the tilting table 1 with a maximum angle according to the embodiment of the universal turret of the present invention;
FIG. 9 is a diagram showing the positions of the top lower arm 212, the middle lower arm 222 and the bottom lower arm 232 when the turntable 1 is tilted at the maximum angle in the universal turntable embodiment of the present invention;
FIG. 10 is a schematic view of the structure of the top upper arm 211 of the gimbal table embodiment of the present invention;
fig. 11 is a schematic front view of a gimbal table according to an embodiment of the present invention, including a protective cover 4.
Detailed Description
The invention discloses a universal rotary table and a multi-axis machine tool, wherein a power seat can drive the rotary table to rotate in a large range and at multiple angles through the arrangement of a top two-section rotary arm, a middle two-section rotary arm and a bottom two-section rotary arm, and the structure is simple and compact, so that the problems in the prior art can be solved.
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings, in which it is evident that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. Referring to fig. 1 to 11, the universal turntable of the present invention includes a turntable 1, a rotating arm assembly 2 and a power seat 3;
the rotating arm assembly 2 comprises a top two-section rotating arm 21, a middle two-section rotating arm 22 and a bottom two-section rotating arm 23;
the power seat 3 comprises a top driving motor assembly 31, a middle driving motor assembly 32 and a bottom driving motor assembly 33;
one end of the top two-section rotating arm 21 is connected with the turntable 1, and the other end is connected with the top driving motor assembly 31;
one end of the middle two-section rotating arm 22 is connected with the turntable 1, and the other end is connected with the middle driving motor component 32
One end of the bottom two-section rotating arm 23 is connected with the turntable 1, and the other end is connected with the bottom driving motor assembly 33.
In the embodiment of the invention, firstly, it is to be noted that the top two-section rotating arm 21, the middle two-section rotating arm 22 and the bottom two-section rotating arm 23 are all composed of two sections of rotating arms, one section of the two sections of rotating arms is connected with the turntable 1, and the other section of the two sections of rotating arms is connected with the motor component of the power seat 3, so that the motor component drives the turntable 1 in a mode of driving one section of rotating arm and indirectly driving the other section of rotating arm; next, the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33 respectively drive the top two-section rotating arm 21, the middle two-section rotating arm 22 and the bottom two-section rotating arm 23, and then push the turntable 1 to rotate, and by reasonably setting the positions and structures of the top two-section rotating arm 21, the middle two-section rotating arm 22 and the bottom two-section rotating arm 23, the rotation speed and the rotation direction of the turntable 1 in multiple directions can be controlled by controlling the rotation speeds and the rotation directions of the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33, and the rotation and the inclination of the turntable 1 in any direction in a 45-degree range can be realized at present, as shown in fig. 9.
Preferably, the method comprises the steps of,
the two-section top rotating arm 21 comprises an upper top rotating arm 211 and a lower top rotating arm 212, wherein two ends of the upper top rotating arm 211 are respectively connected with the turntable 1 and the lower top rotating arm 212, one end of the lower top rotating arm 212 is connected with the upper top rotating arm 211, and the other end is connected with the top driving motor assembly 31;
the middle two-section rotating arm 22 comprises a middle upper rotating arm 221 and a middle lower rotating arm 222, wherein two ends of the middle upper rotating arm 221 are respectively connected with the turntable 1 and the middle lower rotating arm 222, one end of the middle lower rotating arm 222 is connected with the middle upper rotating arm 221, and the other end is connected with the middle driving motor component 32;
the bottom two-section rotating arm 23 comprises a bottom upper rotating arm 231 and a bottom lower rotating arm 232, wherein two ends of the bottom upper rotating arm 231 are respectively connected with the turntable 1 and the bottom lower rotating arm 232, one end of the bottom lower rotating arm 232 is connected with the bottom upper rotating arm 231, and the other end is connected with the bottom driving motor assembly 33.
Preferably, the method comprises the steps of,
the lower end of the top lower rotating arm 212 is connected with the top driving motor assembly 31;
the lower end of the middle lower rotating arm 222 is connected with the middle driving motor assembly 32;
the lower end of the bottom lower rotating arm 232 is connected with the bottom driving motor assembly 33;
the lower end of the top lower rotating arm 212, the lower end of the middle lower rotating arm 222 and the lower end of the bottom lower rotating arm 232 are sequentially arranged from top to bottom, and the rotation axes are on the same line.
Preferably, the method comprises the steps of,
taking the axis of the rotation axis as the inner part, the top upper rotating arm 211, the top lower rotating arm 212, the middle upper rotating arm 221, the middle lower rotating arm 222, the bottom upper rotating arm 231 and the bottom lower rotating arm 232 are all arc structures, and the circle centers of the arc structures are all at the inner side;
the top upper swing arm 211, the middle upper swing arm 221 and the bottom upper swing arm 231 have the same structure, and the center lines of the connecting holes at both ends of the top upper swing arm 211 are perpendicular to each other.
It should be noted that, after the limitation is performed on the top two-section rotating arm 21, the middle two-section rotating arm 22 and the bottom two-section rotating arm 23, the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33 drive the top lower rotating arm 212, the middle lower rotating arm 222 and the bottom lower rotating arm 232 in a layered manner, and the rotation of the top lower rotating arm 212, the middle lower rotating arm 222 and the bottom lower rotating arm 232 is driven to be not interfered with each other, so that the turntable 1 can realize autorotation when the top lower rotating arm 212, the middle lower rotating arm 222 and the bottom lower rotating arm 232 are driven to simultaneously rotate in the same direction; after the top upper rotating arm 211, the middle upper rotating arm 221 and the bottom upper rotating arm 231 are added, when the steering or rotating speeds of the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33 are different, interference can occur among the top upper rotating arm 211, the middle upper rotating arm 221 and the bottom upper rotating arm 231, and as the top upper rotating arm 211, the top lower rotating arm 212, the middle upper rotating arm 221, the middle lower rotating arm 222, the bottom upper rotating arm 231 and the bottom lower rotating arm 232 are of arc structures and the circle centers of the arc structures are all inside, the interference condition among the top upper rotating arm 211, the middle upper rotating arm 221 and the bottom upper rotating arm 231 can be reduced as much as possible, and the top upper rotating arm 211, the middle upper rotating arm 221 and the bottom upper rotating arm 231 can swing as much as possible, so that the multi-angle swing of the turntable 1 is realized; specifically, when the turntable 1 in the horizontal position needs to be tilted, only any one of the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33 needs to be turned differently from the other two, the maximum value of the tilting of the turntable 1 is 47 ° with respect to the horizontal plane, and generally, the angle formed by the turntable 1 and the horizontal plane is 45 °, as shown in fig. 9, at this time, the middle upper rotating arm 221 and the bottom upper rotating arm 231 are symmetrically disposed at two sides of the top upper rotating arm 211. In addition, the top upper rotating arm 211, the middle upper rotating arm 221 and the bottom upper rotating arm 231 have the same structure, and the central lines of the connecting holes at the two ends of the top upper rotating arm 211 are mutually perpendicular, so that the turntable 1 can be ensured to rotate to a horizontal position;
it should be noted that the top lower rotating arm 212, the middle lower rotating arm 222 and the bottom lower rotating arm 232 are all composed of a connecting arm and a connecting block, wherein the connecting block is connected with the motor assembly, an upper ring of the connecting arm is connected with the upper rotating arm, the inclination angles of the connecting arm and the connecting block of the top lower rotating arm 212, the middle lower rotating arm 222 and the bottom lower rotating arm 232 are the same, and the upper rings of the connecting arm of the top lower rotating arm 212, the middle lower rotating arm 222 and the bottom lower rotating arm 232 after being installed are at the same height.
Preferably, the method comprises the steps of,
the turntable 1 comprises a rotary platform 11 and a connecting lug 12;
the three connecting lugs 12 are perpendicular to the rotary platform 11 and are uniformly arranged at the bottom of the rotary platform 11;
the upper end of the top upper rotating arm 211, the upper end of the middle upper rotating arm 221 and the upper end of the bottom upper rotating arm 231 are respectively mounted on the three connecting lugs 12 through rotating shafts.
Preferably, the method comprises the steps of,
the top driving motor assembly 31 comprises a top motor 311, a top driving wheel 312, a top synchronous belt 313 and a top driven wheel 314 which are sequentially connected, wherein the top driving wheel 312 is arranged on a rotating shaft of the top motor 311, and the top driven wheel 314 is fixedly connected with the lower end part of the top lower rotating arm 212;
the middle driving motor assembly 32 comprises a middle motor 321, a middle driving wheel 322, a middle synchronous belt 323 and a middle driven wheel 324 which are sequentially connected, wherein the middle driving wheel 322 is arranged on a rotating shaft of the middle motor 321, and the middle driven wheel 324 is fixedly connected with the lower end part of the middle lower rotating arm 222;
the bottom driving motor assembly 33 comprises a bottom motor 331, a bottom driving wheel 332, a bottom synchronous belt 333 and a bottom driven wheel 334 which are sequentially connected, wherein the bottom driving wheel 332 is mounted on a rotating shaft of the bottom motor 331, and the bottom driven wheel 334 is fixedly connected with a lower end portion of the bottom lower rotating arm 232.
It should be noted that the indirect driving method of the top timing belt 313, the middle timing belt 323, and the bottom timing belt 333 is to facilitate the layout of the top motor 311, the middle motor 321, and the bottom motor 331. It should be noted that, in addition to the indirect driving method by the top timing belt 313, the middle timing belt 323, and the bottom timing belt 333, the driving method may be a method of adding gears, which is not limited herein.
In addition, the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33 may be further provided with a protective shell 35 to prevent dust or other things from entering the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33, which affects the operation of the top driving motor assembly 31, the middle driving motor assembly 32 and the bottom driving motor assembly 33, wherein the protective shell 35 may be composed of an upper protective shell 351 and a lower protective shell 352.
Preferably, the method comprises the steps of,
at least one of the top synchronous belt 313, the middle synchronous belt 323 and the bottom synchronous belt 333 is also provided with a tensioning wheel 34;
the tension pulley 34 is in contact with at least one of the top timing belt 313, the middle timing belt 323, and the bottom timing belt 333, and is used to adjust the tightness of at least one of the top timing belt 313, the middle timing belt 323, and the bottom timing belt 333.
In the embodiment of the present invention, the position of the tension pulley 34 is adjustable, and when the position of the tension pulley 34 is adjusted, the tightness of at least one of the top timing belt 313, the middle timing belt 323, and the bottom timing belt 333 can be adjusted. Generally, the tensioning wheels 34 may be disposed in the top timing belt 313, the middle timing belt 323, and the bottom timing belt 333 at the same time, so that precise control of the top driving motor assembly 31, the middle driving motor assembly 32, and the bottom driving motor assembly 33 may be achieved.
Preferably, the method comprises the steps of,
the top drive wheel 312, top driven wheel 314, middle drive wheel 322, middle driven wheel 324, bottom drive wheel 332, and bottom driven wheel 334 are all gears.
Preferably, the method comprises the steps of,
a protective sleeve 4 is also arranged between the turntable 1 and the power seat 3;
the protective sleeve 4 wraps the rotating arm assembly 2.
It should be noted that, the protecting sleeve 4 may be made of a soft and elastic material, and can tightly protect the rotating table 1, and the two ends of the protecting sleeve 4 are firmly sleeved on the rotating table 1 and the power seat 3, so that dust, cooling liquid and chips generated during processing can be prevented from entering between the rotating table 1 and the power seat 3, thereby affecting the working of the rotating table 1.
The invention provides a universal turntable, which comprises a turntable 1, a rotating arm assembly 2 and a power seat 3; the rotating arm assembly 2 comprises a top two-section rotating arm 21, a middle two-section rotating arm 22 and a bottom two-section rotating arm 23; the power seat 3 comprises a top driving motor assembly 31, a middle driving motor assembly 32 and a bottom driving motor assembly 33; one end of the top two-section rotating arm 21 is connected with the turntable 1, and the other end is connected with the top driving motor assembly 31; one end of the middle two-section rotating arm 22 is connected with the rotary table 1, the other end of the middle two-section rotating arm 22 is connected with the middle driving motor assembly 32, one end of the bottom two-section rotating arm 23 is connected with the rotary table 1, and the other end of the bottom two-section rotating arm is connected with the bottom driving motor assembly 33. Through the arrangement of the top two-section rotating arm 21, the middle two-section rotating arm 22 and the bottom two-section rotating arm 23, the power seat can drive the turntable to rotate in a large range and at multiple angles in the universal turntable and the multi-axis machine tool, and the structure is simple and compact, so that the problems in the prior art can be solved.
The invention also provides a multi-axis machine tool and a universal turntable comprising the multi-axis machine tool;
the turntable universal turntable is arranged on a main shaft of the multi-shaft machine tool.
In the embodiment of the invention, the universal turntable can be arranged on the main shaft of the multi-shaft machine tool, particularly can be used on an A shaft, a B shaft or a C shaft, and can improve the machining flexibility of the multi-shaft machine tool by being used as a multidirectional auxiliary shaft.
Through the arrangement of the top two-section rotating arm, the middle two-section rotating arm and the bottom two-section rotating arm, the power seat in the multi-shaft machine tool can drive the turntable to rotate in a large range and at multiple angles, and the multi-shaft machine tool is simple and compact in structure and can solve the problems in the prior art.
While the present invention has been described in detail with respect to the universal turret and multi-axis machine tool, those skilled in the art will recognize that variations may be made in the embodiments and applications of the present invention based on the concepts of the examples, and in light of the foregoing, this description should not be construed as limiting the invention 。
Claims (10)
1. The universal turntable is characterized by comprising a turntable, a rotating arm assembly and a power seat;
the rotating arm assembly comprises a top two-section rotating arm, a middle two-section rotating arm and a bottom two-section rotating arm;
the power seat comprises a top driving motor assembly, a middle driving motor assembly and a bottom driving motor assembly;
one end of the top two-section rotating arm is connected with the turntable, and the other end of the top two-section rotating arm is connected with the top driving motor assembly;
one end of the middle two-section rotating arm is connected with the turntable, and the other end is connected with the middle driving motor assembly
One end of the bottom two-section rotating arm is connected with the turntable, and the other end of the bottom two-section rotating arm is connected with the bottom driving motor assembly.
2. The universal turret of claim 1 wherein the top two-section turret includes a top upper turret and a top lower turret, wherein the top upper turret is connected at each end to the turret and the top lower turret, respectively, and wherein the top lower turret is connected at one end to the top upper turret and at the other end to the top drive motor assembly;
the middle two-section rotating arm comprises a middle upper rotating arm and a middle lower rotating arm, wherein two ends of the middle upper rotating arm are respectively connected with the turntable and the middle lower rotating arm, one end of the middle lower rotating arm is connected with the middle upper rotating arm, and the other end of the middle lower rotating arm is connected with the middle driving motor assembly;
the two-section rotating arm at the bottom comprises an upper rotating arm at the bottom and a lower rotating arm at the bottom, wherein two ends of the upper rotating arm at the bottom are respectively connected with the turntable and the lower rotating arm at the bottom, one end of the lower rotating arm at the bottom is connected with the upper rotating arm at the bottom, and the other end of the lower rotating arm at the bottom is connected with the bottom driving motor assembly.
3. The universal turret of claim 2 wherein a lower end of the top lower swivel arm is connected to the top drive motor assembly;
the lower end part of the middle lower rotating arm is connected with the middle driving motor assembly;
the lower end part of the bottom lower rotating arm is connected with the bottom driving motor assembly;
the lower end part of the top lower rotating arm, the lower end part of the middle lower rotating arm and the lower end part of the bottom lower rotating arm are sequentially arranged from top to bottom, and the rotation axes are on the same line.
4. The universal turntable of claim 3, wherein the top upper rotating arm, the top lower rotating arm, the middle upper rotating arm, the middle lower rotating arm, the bottom upper rotating arm and the bottom lower rotating arm are all arc-shaped structures with the axes of rotation axes as the inner sides, and the circle centers of the arc-shaped structures are all inner sides;
the structure of the top upper rotating arm, the middle upper rotating arm and the bottom upper rotating arm is the same, and the central lines of the connecting holes at the two ends of the top upper rotating arm are mutually perpendicular.
5. A universal turret according to claim 3, wherein the turret includes a rotating platform and a connecting lug;
the three connecting lugs are perpendicular to the rotary platform and are uniformly arranged at the bottom of the rotary platform;
the upper end part of the top upper rotating arm, the upper end part of the middle upper rotating arm and the upper end part of the bottom upper rotating arm are respectively arranged on the three connecting lugs through rotating shafts.
6. The universal turret of any one of claims 1-5 wherein the top drive motor assembly includes a top motor, a top drive wheel, a top timing belt, and a top driven wheel connected in sequence, wherein the top drive wheel is mounted on a shaft of the top motor, the top driven wheel being fixedly connected to a lower end of the top lower swivel arm;
the middle driving motor assembly comprises a middle motor, a middle driving wheel, a middle synchronous belt and a middle driven wheel which are sequentially connected, wherein the middle driving wheel is arranged on a rotating shaft of the middle motor, and the middle driven wheel is fixedly connected with the lower end part of the middle lower rotating arm;
the bottom driving motor assembly comprises a bottom motor, a bottom driving wheel, a bottom synchronous belt and a bottom driven wheel which are sequentially connected, wherein the bottom driving wheel is installed on a rotating shaft of the bottom motor, and the bottom driven wheel is fixedly connected with the lower end part of the bottom lower rotating arm.
7. The universal turret of claim 6 wherein at least one of the top, middle and bottom timing belts is further provided with a tensioner;
the tensioning wheel is in contact with at least one of the top synchronous belt, the middle synchronous belt and the bottom synchronous belt and is used for adjusting the tightness of at least one of the top synchronous belt, the middle synchronous belt and the bottom synchronous belt.
8. The universal turret of claim 6 or 7 wherein the top drive wheel, top driven wheel, middle drive wheel, middle driven wheel, bottom drive wheel, bottom driven wheel are gears.
9. The universal turret of claim 8 wherein a protective sleeve is also provided between the turret and the power seat;
the protective sleeve wraps the rotating arm assembly.
10. A multi-axis machine tool comprising the universal turret according to any one of claims 1 to 9;
the turntable universal turntable is arranged on a main shaft of the multi-shaft machine tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310118256.1A CN116352455A (en) | 2023-02-15 | 2023-02-15 | Universal rotary table and multi-axis machine tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310118256.1A CN116352455A (en) | 2023-02-15 | 2023-02-15 | Universal rotary table and multi-axis machine tool |
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| CN116352455A true CN116352455A (en) | 2023-06-30 |
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| CN202310118256.1A Pending CN116352455A (en) | 2023-02-15 | 2023-02-15 | Universal rotary table and multi-axis machine tool |
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| Country | Link |
|---|---|
| CN (1) | CN116352455A (en) |
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2023
- 2023-02-15 CN CN202310118256.1A patent/CN116352455A/en active Pending
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