CN212146324U - High-precision segmentation rotary table - Google Patents
High-precision segmentation rotary table Download PDFInfo
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- CN212146324U CN212146324U CN202020798649.3U CN202020798649U CN212146324U CN 212146324 U CN212146324 U CN 212146324U CN 202020798649 U CN202020798649 U CN 202020798649U CN 212146324 U CN212146324 U CN 212146324U
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Abstract
The utility model discloses a high-precision segmentation rotary table, which comprises an active driving mechanism, an auxiliary driving mechanism and a clamping mechanism positioned between the active driving mechanism and the auxiliary driving mechanism, wherein the active driving mechanism is matched with the auxiliary driving mechanism to drive the clamping mechanism to do rotary motion; the main driving mechanism comprises an indexing shell, a harmonic reducer in the indexing shell, an indexing flange positioned at the front end of the indexing shell and a first motor positioned at the rear end of the indexing shell, wherein the first motor drives the harmonic reducer to rotate, the harmonic reducer drives the indexing flange to do arc reciprocating rotation relative to the indexing shell, and the structure of the traditional rotary table is replaced by the structure of the harmonic reducer matched with the indexing assembly, so that more stable rotation can be provided, the volume and the quality of the rotary table are reduced, and meanwhile, more multidirectional loads can be overcome to bear more weight.
Description
Technical Field
The utility model relates to a revolving stage, in particular to high accuracy segmentation revolving stage.
Background
An electric turntable is a device that converts the rotational motion of a motor into the rotational motion of a turntable. The transmission mechanism is an important component of the rotating table and directly influences the performance of the mechanism. The common electric control rotary table generally adopts a worm gear transmission mechanism. The worm and gear transmission is stable, the impact, the vibration and the noise are small, but the efficiency is low, and the worm and gear transmission device cannot adapt to high rotating speed, so that the application in certain occasions is influenced. The traditional bearing is used for the traditional turntable, so that the size is large, the anisotropy is realized, and the adaptability to all working conditions is poor.
The present application provides a new split turret structure.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a high accuracy segmentation revolving stage adopts the structure of harmonic reduction gear cooperation graduation subassembly to replace the structure of traditional revolving stage.
The technical scheme is as follows: the utility model discloses a high-precision segmentation rotary table, which comprises an active driving mechanism, an auxiliary driving mechanism and a clamping mechanism positioned between the active driving mechanism and the auxiliary driving mechanism, wherein the active driving mechanism is matched with the auxiliary driving mechanism to drive the clamping mechanism to do rotary motion; the main driving mechanism comprises an indexing shell, a harmonic reducer in the indexing shell, an indexing flange positioned at the front end of the indexing shell and a first motor positioned at the rear end of the indexing shell, wherein the first motor drives the harmonic reducer to rotate, and the harmonic reducer drives the indexing flange to do arc reciprocating rotation relative to the indexing shell.
Furthermore, the auxiliary driving mechanism comprises an auxiliary shell, an auxiliary flange, a pair of deep groove ball bearings and a rotating shaft, wherein the deep groove ball bearings are embedded into the auxiliary shell, the rotating shaft is rotatably connected with the deep groove ball bearings, and the auxiliary flange is fixedly connected with the rotating shaft; the auxiliary flange and the indexing flange are both provided with supporting blocks, and the supporting blocks are fixedly connected with the clamping mechanism through fixing pins.
Furthermore, the rotating shaft is a through hole wiring shaft, and the through hole wiring shaft is hollow under the condition that the integral strength of the rotating shaft is not changed so as to realize the light weight of the rotating shaft.
Further, a cross roller bearing for overcoming radial and axial loads is provided between the indexing flange and the indexing housing.
Furthermore, the clamping structure comprises a connecting block, a second motor and a chuck, the connecting block is fixedly connected with the supporting block of the auxiliary flange and the indexing flange respectively, the chuck is embedded into the connecting block and rotates relative to the connecting block, the working end of the second motor is fixedly connected with the chuck, and the second motor is fixedly connected with the chuck.
Has the advantages that: compared with the prior art, the utility model: the structure that adopts harmonic speed reducer ware cooperation graduation subassembly has replaced the structure of traditional revolving stage, can provide more stable rotation, reduces the volume and the quality of revolving stage, can overcome multi-direction load simultaneously in order to bear more weight.
Drawings
Fig. 1 is a schematic sectional view of a high-precision cutting turret.
Detailed Description
As shown in fig. 1, a high-precision division turntable comprises an active driving mechanism 1, an auxiliary driving mechanism 2 and a clamping mechanism 3 positioned between the active driving mechanism 1 and the auxiliary driving mechanism 2, wherein the active driving mechanism 1 is matched with the auxiliary driving mechanism 2 to drive the clamping mechanism 3 to perform rotary motion; the main driving mechanism is characterized by comprising an indexing shell 11, a harmonic reducer 12 in the indexing shell 11, an indexing flange 13 positioned at the front end of the indexing shell 11 and a first motor 14 positioned at the rear end of the indexing shell 11, wherein the first motor 14 drives the harmonic reducer 12 to rotate, and the harmonic reducer 12 drives the indexing flange 13 to do arc reciprocating rotation relative to the indexing shell 11.
The first motor 14 drives the harmonic reducer 12 to rotate back and forth within a certain angle, the harmonic reducer 12 drives the indexing flange 13, the clamping mechanism 3 and the auxiliary driving mechanism 2 to rotate, and the clamping mechanism 3 rotates back and forth within a certain angle.
Compared with the traditional rotary table, the harmonic reducer 12 can rotate more accurately and accurately in cooperation with the indexing flange 13, and the volume of the rotary table can be reduced due to the fact that the harmonic reducer 12 can provide higher load under the condition that the volume is reduced.
In order to further increase the load capacity of the entire rotary table, a cross roller bearing 5 is arranged between the indexing flange 13 and the indexing housing 11 for overcoming radial and axial loads.
The auxiliary driving mechanism 2 comprises an auxiliary shell 21, an auxiliary flange 22, a pair of deep groove ball bearings 23 and a rotating shaft 24, wherein the deep groove ball bearings 23 are embedded into the auxiliary shell 21, the rotating shaft 24 is rotatably connected with the deep groove ball bearings 23, and the auxiliary flange 22 is fixedly connected with the rotating shaft 24; the auxiliary flange 22 and the indexing flange 13 are both provided with a supporting block 4, and the supporting block 4 is fixedly connected with the clamping mechanism 3 through a fixing pin.
In order to realize the light weight design of the turntable, the rotating shaft 24 is a through hole winding shaft, and the through hole winding shaft is hollow inside without changing the overall strength of the rotating shaft 24 so as to realize the light weight of the rotating shaft.
The clamping structure comprises a connecting block 31, a second motor 32 and a chuck 33, wherein the connecting block 31 is fixedly connected with the supporting block 4 of the auxiliary flange 22 and the indexing flange 13 respectively, the chuck 33 is embedded into the connecting block 31 and rotates relative to the connecting block 31, the working end of the second motor 32 is fixedly connected with the chuck 33, and the second motor 32 is fixedly connected with the chuck 33.
Claims (5)
1. A high-precision segmentation rotary table comprises an active driving mechanism (1), an auxiliary driving mechanism (2) and a clamping mechanism (3) positioned between the active driving mechanism (1) and the auxiliary driving mechanism (2), wherein the active driving mechanism (1) is matched with the auxiliary driving mechanism (2) to drive the clamping mechanism (3) to do rotary motion; the harmonic reducer is characterized in that the main driving mechanism comprises an indexing shell (11), a harmonic reducer (12) in the indexing shell (11), an indexing flange (13) located at the front end of the indexing shell (11) and a first motor (14) located at the rear end of the indexing shell (11), wherein the first motor (14) drives the harmonic reducer (12) to rotate, and the harmonic reducer (12) drives the indexing flange (13) to do arc reciprocating rotation relative to the indexing shell (11).
2. A high-precision division rotary table according to claim 1, characterized in that the auxiliary driving mechanism (2) comprises an auxiliary housing (21), an auxiliary flange (22), a pair of deep groove ball bearings (23) and a rotating shaft (24), the deep groove ball bearings (23) are embedded in the auxiliary housing (21), the rotating shaft (24) is rotatably connected with the deep groove ball bearings (23), and the auxiliary flange (22) is fixedly connected with the rotating shaft (24); the auxiliary flange (22) and the indexing flange (13) are both provided with supporting blocks (4), and the supporting blocks (4) are fixedly connected with the clamping mechanism (3) through fixing pins.
3. A high-precision cutting turret according to claim 2, characterized in that the rotary shaft (24) is a through-hole bobbin which is hollow inside without changing the overall strength of the rotary shaft (24) to achieve its own light weight.
4. A high precision segmentation turntable as claimed in claim 1, characterized in that cross roller bearings (5) are provided between the indexing flange (13) and the indexing housing (11) for overcoming radial and axial loads.
5. A high-precision division rotary table as claimed in claim 1, wherein the clamping structure comprises a connecting block (31), a second motor (32) and a chuck (33), the connecting block (31) is fixedly connected with the supporting blocks (4) of the auxiliary flange (22) and the division flange (13), the chuck (33) is embedded in the connecting block (31) and rotates relative to the connecting block (31), the working end of the second motor (32) is fixedly connected with the chuck (33), and the second motor (32) is fixedly connected with the chuck (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798649.3U CN212146324U (en) | 2020-05-14 | 2020-05-14 | High-precision segmentation rotary table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798649.3U CN212146324U (en) | 2020-05-14 | 2020-05-14 | High-precision segmentation rotary table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212146324U true CN212146324U (en) | 2020-12-15 |
Family
ID=73711235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020798649.3U Active CN212146324U (en) | 2020-05-14 | 2020-05-14 | High-precision segmentation rotary table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212146324U (en) |
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2020
- 2020-05-14 CN CN202020798649.3U patent/CN212146324U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230423 Address after: Building D, No. 8 Lianhe Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province, 214000 Patentee after: Wuxi Weihan Intelligent Technology Co.,Ltd. Address before: No.18, Yang Road, luosheou Town, Wuxi City, Jiangsu Province, 214000 Patentee before: Wuxi Xinhua Guangjing Machine Technology Co.,Ltd. |