CN218397276U - Cradle type five-axis indexing disc device - Google Patents
Cradle type five-axis indexing disc device Download PDFInfo
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- CN218397276U CN218397276U CN202223051418.4U CN202223051418U CN218397276U CN 218397276 U CN218397276 U CN 218397276U CN 202223051418 U CN202223051418 U CN 202223051418U CN 218397276 U CN218397276 U CN 218397276U
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Abstract
The utility model relates to the technical field of numerical control machine tools, in particular to a cradle type five-axis dividing disc device, which comprises a fixed base, a hollow tailstock arranged on the fixed base, an A-axis driving component used for driving an A-axis turntable to rotate along the A axis, an A-axis turntable arranged on the hollow tailstock to rotate along the A axis, a C-axis servo motor arranged in the A-axis turntable, and a dividing disc arranged on the A-axis turntable, wherein the C-axis servo motor is connected with the dividing disc in a driving way, the A-axis turntable is connected with the hollow tailstock through an installation support arm in a rotating way, and the A-axis driving component is arranged on one side of the hollow tailstock; the utility model discloses the cradle structure is compacter, uses planetary reducer, and the return stroke clearance is little, the precision is higher, and rated output torque can be done very big, and output member is not fragile, extension revolving stage life guarantees transmission power's stability and accuracy nature, effectively promotes machine tool machining efficiency.
Description
The technical field is as follows:
the utility model relates to a digit control machine tool technical field especially relates to a five index plate devices of cradle formula.
The background art comprises the following steps:
the numerical control machine tool is a digital control machine tool for short, can well solve the problems of complex, precise, small-batch and various parts processing, and is a flexible and high-efficiency automatic machine tool provided with a program control system. The five-axis linkage machine tool is characterized in that at least five coordinate axes are arranged on one machine tool, and the five coordinate axes can be coordinated and moved simultaneously under the control of a Computer Numerical Control (CNC) system for machining, so that the five-axis linkage machine tool is a machine tool which has high technological content and high precision, is specially used for machining complex curved surfaces, and has great influence in the industries such as aviation, aerospace, military, scientific research, precise instruments, high-precision medical equipment and the like. When the conventional cradle type five-axis indexing disc device uses a harmonic speed reducer, the flexible wheel is not impact-resistant, the structural strength of the cradle is not enough, and the rigidity is poor compared with a metal part, so that the output torque is small, the machining precision cannot meet the requirement, and the machining requirement of the conventional five-axis numerical control machine tool cannot be met.
The utility model has the following contents:
the utility model aims at providing a five index plate devices of cradle formula, the cradle structure is compacter, uses planetary reducer, and the return stroke clearance is little, the precision is higher, and rated output torque can be done very big, and output member is not fragile, extension revolving stage life guarantees transmission power's stability and accuracy nature, effectively promotes machine tool machining efficiency.
In order to realize the purpose, the utility model discloses a technical scheme be: a cradle type five-axis indexing disc device comprises a fixed base, a hollow tailstock arranged on the fixed base, an A-axis driving assembly used for driving an A-axis turntable to rotate along an A axis, an A-axis turntable arranged on the hollow tailstock in a rotating mode along the A axis, a C-axis servo motor arranged in the A-axis turntable, and an indexing disc arranged on the A-axis turntable, wherein the C-axis servo motor is connected with the indexing disc in a driving mode, the A-axis turntable is connected with the hollow tailstock in a rotating mode through a mounting support arm, and the A-axis driving assembly is arranged on one side of the hollow tailstock; the A-axis driving assembly comprises an A-axis servo motor fixed inside the hollow tailstock along the direction of the A axis and an A-axis planetary reducer arranged between an output shaft of the A-axis servo motor and the A-axis turntable.
The further improvement of the scheme is that the root of the inner side of the mounting support arm is arranged along the arc direction of the A-axis rotary table in an inward surrounding mode, the middle part and the upper part of the mounting support arm extend to the oblique upper side of the outer side, the edges of the root, the middle part and the upper part of the mounting support arm form a surrounding reinforcing rib structure, and a workbench rotating space is reserved between the root of the mounting support arm and the outer edge of the circular mounting boss.
The further improvement of the scheme is that the output end of the A-axis servo motor is connected with the A-axis rotary table in a driving mode through a positioning pin, and the C-axis servo motor is connected with the index plate in a driving mode through a rigid wheel.
The scheme is further improved in that a motor protective cover is arranged on the outer side of the A-axis servo motor.
The further improvement of the scheme is that a corrugated pipe interface is arranged on the outer side of the motor protective cover.
The further improvement of the scheme is that sealing devices are arranged at the output shafts of the A-axis planetary reducer and the A-axis servo motor.
The scheme is further improved in that the sealing device is an oil seal.
The further improvement to the above scheme is that a plurality of positioning mounting holes are formed in the upper end face of the dividing plate, and a silica gel sealing ring is further arranged between the stopping block and the shell.
The utility model has the advantages that: the utility model provides a pair of cradle type five-axis dividing disc device, including fixed baseplate, set up cavity tailstock on the fixed baseplate, be used for driving A axle revolving stage along A axle pivoted A axle drive assembly, along A axle pivot rotate set up in the A axle revolving stage on cavity tailstock, set up C axle servo motor in A axle revolving stage, set up the graduated disk on A axle revolving stage, C axle servo motor drive is connected the graduated disk, A axle revolving stage rotates through the installation support arm to connect the cavity tailstock, A axle drive assembly sets up in one side of cavity tailstock; the A-axis driving assembly comprises an A-axis servo motor fixed inside the hollow tailstock along the direction of the A axis and an A-axis planetary reducer arranged between an output shaft of the A-axis servo motor and the A-axis turntable;
the utility model discloses an installation support arm sets up the revolving stage on the cavity base, forms the formula setting of encircleing, and the cradle structure is compacter, and motor drive uses planetary reducer, and the return stroke clearance is little, the precision is higher, and rated output torque can be done very big, can process the high accuracy work piece, and output member is not fragile, can effectively prolong revolving stage life, guarantees transmission power's stability and accuracy nature, effectively promotes lathe machining efficiency, satisfies five-axis numerical control machine tool's multiple processing demand.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Description of reference numerals: the device comprises a fixed base 1, a hollow tailstock 2, an A-axis rotary table 3, a C-axis servo motor 31, an index plate 32, a positioning pin 33, a rigid wheel 34, an A-axis driving assembly 4, an A-axis servo motor 41, an A-axis planetary reducer 42, a mounting support arm 5, a motor protective cover 43, a corrugated pipe interface 44 and a sealing device 45.
The specific implementation mode is as follows:
the present invention is further described with reference to the accompanying drawings, as shown in fig. 1-2, the present invention provides a cradle type five-axis index plate device, which comprises a fixed base 1, a hollow tailstock 2 disposed on the fixed base 1, an a-axis turntable 3 rotatably disposed on the hollow tailstock 2 along the a-axis, an a-axis driving component 4 for driving the a-axis turntable 3 to rotate along the a-axis, a C-axis servo motor 31 disposed in the a-axis turntable 3, an index plate 32 disposed on the a-axis turntable 3, a C-axis servo motor 31 driving connection index plate 32, the a-axis turntable 3 rotatably connected to the hollow tailstock 2 through a mounting arm 5, the a-axis driving component 4 disposed on one side of the hollow tailstock 2; the A-axis driving assembly 4 comprises an A-axis servo motor 41 fixed inside the hollow tailstock 2 along the A-axis direction and an A-axis planetary reducer 42 arranged between an output shaft of the A-axis servo motor 41 and the A-axis turntable 3, the planetary reducer 42 is small in return clearance, high in precision, large in rated output torque, capable of machining high-precision workpieces, not prone to damage of output parts and capable of effectively prolonging the service life of the turntable.
The utility model discloses the inboard root of installation support arm 5 inwards encircles along the arc direction of A axle revolving stage 3 and sets up, the middle part and the upper portion of installation support arm 5 extend to the oblique top in the outside, its root, strengthening rib structure is surroundd in middle part and upper portion edge formation, leave workstation gyration space between the root of installation support arm 5 and the outside edge of A axle revolving stage 3, improve rigidity, excellent in use effect, simple structure is reasonable, can not influence servo motor gain parameter's performance, effectively guarantee that the lathe is implemented and is heavily cut, improve the machining precision and the production efficiency of lathe.
The utility model discloses A axle servo motor 41 output passes through locating pin 33 drive connection A axle revolving stage 3, and C axle servo motor 31 passes through rigid wheel 34 drive connection graduated disk 32, and connection structure is stable, guarantees lathe job stabilization.
The utility model discloses the A axle servo motor 41 outside still is provided with motor protection casing 43, guarantees that the motor operation is stable, prevents external disturbance, and the motor protection casing 43 outside still is provided with bellows interface 44, can detect revolving stage working condition, is convenient for regularly maintain.
The utility model discloses A axle planetary reducer 42 still is provided with sealing device 45 with 41 output shaft departments of A axle servo motor, and the preferred oil blanket that this embodiment sealing device 45 also can be other effectual sealing device certainly, avoids the revolving stage speed reducer to lead to the condition that the speed reducer broke down because of taking place the oil leak, guarantees the lathe normal operating.
The utility model discloses a plurality of location mounting holes have been seted up to graduated disk 32 up end, make things convenient for clamping tool and work piece.
Of course, the above description is only the preferred embodiment of the present invention, and all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the scope of the present invention.
Claims (8)
1. The cradle type five-axis indexing disc device is characterized by comprising a fixed base (1), a hollow tailstock (2) arranged on the fixed base (1), an A-axis rotary table (3) arranged on the hollow tailstock (2) in a rotating mode along an A axis, an A-axis driving assembly (4) used for driving the A-axis rotary table (3) to rotate along the A axis, a C-axis servo motor (31) arranged in the A-axis rotary table (3), and an indexing disc (32) arranged on the A-axis rotary table (3), wherein the C-axis servo motor (31) is connected with the indexing disc (32) in a driving mode, the A-axis rotary table (3) is connected with the hollow tailstock (2) in a rotating mode through a mounting support arm (5), and the A-axis driving assembly (4) is arranged on one side of the hollow tailstock (2); the A-axis driving assembly (4) comprises an A-axis servo motor (41) fixed inside the hollow tailstock (2) along the A-axis direction and an A-axis planetary reducer (42) arranged between an output shaft of the A-axis servo motor (41) and the A-axis turntable (3).
2. The cradle type five-axis indexing disc device according to claim 1, wherein the root of the inner side of the mounting arm (5) is arranged to surround inwards along the arc direction of the a-axis turntable (3), the middle part and the upper part of the mounting arm (5) extend obliquely upwards towards the outer side, the root, the middle part and the upper part of the mounting arm form a surrounding reinforcing rib structure, and a workbench rotating space is left between the root of the mounting arm (5) and the outer edge of the a-axis turntable (3).
3. The cradle type five-axis indexing disc device according to claim 1, wherein the output end of the A-axis servo motor (41) is in driving connection with the A-axis rotary table (3) through a positioning pin (33), and the C-axis servo motor (31) is in driving connection with the indexing disc (32) through a rigid wheel (34).
4. The cradle type five-axis indexing disc device according to claim 1, wherein a motor shield (43) is further arranged outside the A-axis servo motor (41).
5. The cradle type five-axis indexing disc device according to claim 4, wherein a bellows joint (44) is further arranged on the outer side of the motor protective cover (43).
6. The cradle type five-axis indexing disc device according to claim 1, wherein a sealing device (45) is further arranged at the output shaft of the A-axis planetary reducer (42) and the A-axis servo motor (41).
7. A cradle type five-axis indexing disc device according to claim 6, wherein the sealing means (45) is an oil seal.
8. The cradle type five-axis indexing disc device as claimed in claim 1, wherein a plurality of positioning and mounting holes are formed in the upper end face of the indexing disc (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223051418.4U CN218397276U (en) | 2022-11-16 | 2022-11-16 | Cradle type five-axis indexing disc device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223051418.4U CN218397276U (en) | 2022-11-16 | 2022-11-16 | Cradle type five-axis indexing disc device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218397276U true CN218397276U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223051418.4U Active CN218397276U (en) | 2022-11-16 | 2022-11-16 | Cradle type five-axis indexing disc device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218397276U (en) |
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2022
- 2022-11-16 CN CN202223051418.4U patent/CN218397276U/en active Active
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