CN211759842U - Servo multi-tooth rotary table - Google Patents
Servo multi-tooth rotary table Download PDFInfo
- Publication number
- CN211759842U CN211759842U CN202020322915.5U CN202020322915U CN211759842U CN 211759842 U CN211759842 U CN 211759842U CN 202020322915 U CN202020322915 U CN 202020322915U CN 211759842 U CN211759842 U CN 211759842U
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- Prior art keywords
- workstation
- turbine
- worm
- tooth
- elastic sleeve
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 6
- 210000004907 gland Anatomy 0.000 claims description 4
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 208000013201 Stress fracture Diseases 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
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Abstract
The utility model provides a servo many tooth revolving stage, including base, workstation, turbine, worm and be used for driving worm pivoted actuating mechanism, the workstation rotates and installs on the base, and is equipped with between workstation and the base and is used for locking workstation pivoted location graduation tooth structure, turbine and worm all rotate and install in the base, actuating mechanism is connected with the worm transmission, turbine and worm mesh cooperation, the workstation passes through the rotation angle graduation difference between elastic sleeve and turbine elastic connection in order to eliminate worm gear and location graduation tooth structure. The utility model discloses setting up of elasticity portion just can provide little deflection for the rotation of workstation, and because of elasticity portion elasticity cover rotation a little relatively, elasticity cover keeps good on same turned angle with the turbine promptly, and elasticity portion then keeps good on same turned angle with the workstation to eliminate the turned angle graduation difference between worm gear and the location graduation tooth structure.
Description
Technical Field
The utility model relates to a processing equipment technical field, concretely relates to servo multi-tooth revolving stage.
Background
A turntable, which is a processing device for placing a product to be processed, is often used on a numerical control machine tool, and can rotate around a rotating shaft thereof to any position and be fixed at the position, the turntable is also called a rotary table, the rotation of the table is generally driven by a worm and gear, and in order to prevent the table from deflecting, the turntable is generally provided with a positioning indexing tooth structure to lock the rotation of the table, so that the table is fixed. However, in the existing rotary table, the workbench and the worm wheel are generally rigidly connected, in the use process, when the rotary table is meshed with the worm, the worm wheel needs to be kept at one rotation angle, the workbench can be kept at the other rotation angle through the meshing of the positioning indexing tooth structure, and due to the rigid connection between the worm wheel and the workbench, the rigid connection structure between the workbench and the worm wheel can be twisted due to the indexing difference of the rotation angle between the worm wheel and the workbench, so that the stress fracture is generated, and the normal use of the equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above weak point, provide a servo many tooth revolving stage, through with workstation and turbine elastic connection, guarantee that workstation and turbine have certain rotation elastic deformation space to eliminate the turned angle graduation difference between worm gear and the location graduation tooth structure, thereby avoid causing the damage to the revolving stage.
The utility model provides a scheme that technical problem adopted is: the utility model provides a servo many tooth revolving stage, includes base, workstation, turbine, worm and is used for driving worm pivoted actuating mechanism, the workstation rotates and installs on the base, and is equipped with between workstation and the base and is used for locking workstation pivoted location graduation tooth structure, turbine and worm all rotate to be installed in the base, actuating mechanism is connected with the worm transmission, turbine and worm meshing cooperation, the workstation is connected with the turbine in order to rotate along with the turbine, the workstation passes through the rotation angle graduation difference between elasticity cover and the turbine elastic connection in order to eliminate worm gear and location graduation tooth structure.
Furthermore, in order to elastically connect the workbench and the turbine, a certain rotational deformation amount is formed between the turbine and the workbench, and when the turbine is meshed with the worm, the meshing of the positioning indexing tooth structure between the workbench and the base, which have the same rotation angle with the turbine, cannot be interfered; the workstation passes through first screw and is connected with the elastic sleeve, the elastic sleeve passes through the second screw and is connected with the turbine, be equipped with the elastic part that a plurality of elastic sleeve micro-rotation relatively on the elastic sleeve, the second screw is installed on the elastic part.
Furthermore, in order to form an elastic part which can slightly rotate relative to the elastic sleeve; the elastic sleeve is discoid, and the periphery of elastic sleeve is equipped with the spread groove that a plurality of and elastic part shape suited, in the spread groove was located to the elastic part, it had the clearance in order to guarantee that elastic part elastic sleeve relatively rotates a little between elastic part and the spread groove, the elastic part includes U-shaped connecting block and semi-circular connecting block, and the one end and the elastic sleeve of U-shaped connecting block are connected, and the other end and the semi-circular connecting block of U-shaped connecting block are connected, be equipped with the screw hole that is used for installing the second screw on the semi-circular connecting block.
Further, in order to drive the workbench to ascend, the positioning indexing tooth structure is disengaged; the servo multi-tooth rotary table further comprises a hydraulic lifting mechanism used for driving the workbench to lift, the hydraulic lifting mechanism comprises a cylinder body, a hydraulic shaft and a locking screw, a hydraulic cavity is arranged in the cylinder body, a piston located in the hydraulic cavity is arranged at one end of the hydraulic shaft, and the other end of the hydraulic shaft extends out of the hydraulic cavity and is in threaded connection with the locking screw so as to enable the elastic sleeve to be installed between the cylinder body and the locking screw in a locking mode.
Furthermore, in order to ensure that the workbench and the elastic sleeve can rotate relative to the locking screw; a first plane bearing is arranged between the workbench and the locking screw, and a second plane bearing is arranged between the locking screw and the elastic sleeve.
Further, in order to rotatably mount the turbine in the base and ensure that it can rotate relative to other components; the turbine is rotatably installed on the periphery of the cylinder body through a bearing, and a gland used for pressing the bearing between the turbine and the cylinder body is arranged on the cylinder body.
Further, in order to lock the rotation of the workbench, the workbench is prevented from deflecting; the positioning indexing tooth structure comprises an upper positioning indexing tooth ring arranged on the lower end face of the workbench and a lower positioning indexing tooth ring arranged on the upper end face of the base.
Furthermore, in order to enable the inner parts of the upper positioning indexing gear ring and the lower positioning indexing gear ring to be always kept in an oil soaking state, the service life is prolonged, and when an external lubricating oil pipe is connected, oil is kept in a flowing state, so that a better dustproof and waterproof effect is achieved; still encircle being equipped with the labyrinth ring that is located location graduation ring gear and location graduation ring gear periphery side down between workstation and the base, the labyrinth ring still is equipped with the oil storage between ring gear and the lower location graduation ring gear and embraces the ring, the labyrinth ring passes through the screw and installs on the workstation, and the downside of labyrinth ring is equipped with the recess, is equipped with on the base to be used for with the flange of recess sealing contact.
Compare prior art, the utility model has the advantages of it is following: the utility model has simple structure, can effectively prolong the service life of the turbine, when the worm rotates to drive the turbine to rotate to a certain angle, the hydraulic device drives the workbench to move downwards, if the upper positioning indexing gear ring and the lower positioning indexing gear ring can not be normally meshed at the moment, the workbench needs to slightly rotate by a small angle, the upper positioning indexing gear ring and the lower positioning indexing gear ring can be normally meshed, in this case, the conventional rigid coupling structure causes distortion of the coupling structure between the table and the turbine, the arrangement of the elastic part of the utility model can provide micro-deformation for the rotation of the workbench, because the elastic part can rotate slightly relative to the elastic sleeve, namely, the elastic sleeve and the worm wheel are kept at the same rotation angle, and the elastic part and the workbench are kept at the same rotation angle, so that the rotation angle indexing difference between the worm wheel and the worm and the positioning indexing tooth structure is eliminated.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
FIG. 3 is an expanded view of the structure of the present invention (with the base removed);
FIG. 4 is a schematic structural view of the elastic sleeve;
fig. 5 is a schematic structural view of the base.
In the figure: 1-a base; 2-a workbench; 3-a turbine; 4-a worm; 5-a drive mechanism; 6-elastic sleeve; 61-an elastic portion; 611-U-shaped connecting blocks; 612-semicircular connecting blocks; 62-a connecting groove; 7-a first screw; 8-a second screw; 9-plug; 10-a cylinder body; 101-a hydraulic chamber; 11-a hydraulic shaft; 111-a piston; 12-locking screws; 13-a first planar bearing; 14-a second planar bearing; 15-a bearing; 16-a gland; 17-positioning the indexing gear ring; 18-lower positioning indexing ring gear; 19-a labyrinth ring; and 20-oil storage embracing ring.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples:
as shown in fig. 1-5, the present embodiment provides a multi-tooth servo turntable, which includes a base 1, a table 2, a worm wheel 3, a worm 4, and a driving mechanism 5 for driving the worm 4 to rotate, where the table 2 is rotatably mounted on the base 1, a positioning indexing tooth structure for locking the table 2 to rotate is provided between the table 2 and the base 1, the worm wheel 3 and the worm 4 are both rotatably mounted in the base 1, the driving mechanism 5 is in transmission connection with the worm 4, the worm wheel 3 and the worm 4 are in meshing fit, the table 2 is mounted on the worm wheel 3 to rotate with the worm wheel 3, and the table 2 is elastically mounted on the worm wheel 3 through an elastic sleeve 6 to eliminate a rotation angle indexing difference between the worm wheel 4 and the positioning indexing tooth structure.
In the embodiment, in order to elastically connect the workbench 2 and the worm wheel 3, a certain rotational deformation amount is provided between the worm wheel 3 and the workbench 2, and when the worm wheel 3 is meshed with the worm 4, the meshing of the positioning indexing tooth structure between the workbench 2 and the base 1 with the same rotation angle as the worm wheel 3 is not interfered; the workbench 2 is connected with the elastic sleeve 6 through a first screw 7, the elastic sleeve 6 is connected with the turbine 3 through a second screw 8, a plurality of elastic parts 61 capable of rotating slightly relative to the elastic sleeve 6 are arranged on the elastic sleeve 6, and the second screw 8 is arranged on the elastic parts 61.
In the present embodiment, in order to form the elastic portion 61 slightly rotatable with respect to the elastic sleeve 6; elastic sleeve 6 is discoid, and elastic sleeve 6's periphery is equipped with the connecting groove 62 that a plurality of and elastic part 61 shape suited, elastic part 61 is located in connecting groove 62, has the clearance between elastic part 61 and the connecting groove 62 in order to guarantee that elastic part 61 can slightly rotate relative elastic sleeve 6, elastic part 61 includes U-shaped connecting block 611 and semi-circular connecting block 612, and the one end and the elastic sleeve 6 of U-shaped connecting block 611 are connected, and the other end and the semi-circular connecting block 612 of U-shaped connecting block 611 are connected, be equipped with the screw hole that is used for installing second screw 8 on the semi-circular connecting block 612.
In this embodiment, in order to drive the table 2 to rise, the positioning indexing tooth structure is disengaged; servo multi-tooth revolving stage is still including the hydraulic lifting mechanism who is used for driving 2 lifts of workstation, hydraulic lifting mechanism includes cylinder body 10, hydraulic pressure axle 11 and locking screw 12, and cylinder body 10 includes the casing and installs end cap 9 at the casing lower extreme, and the radial inside extension in casing upper end has sealing flange, sets up the sealing washer between sealing flange and the hydraulic pressure axle 11, be equipped with hydraulic pressure chamber 101 in the cylinder body 10, the one end of hydraulic pressure axle 11 is equipped with the piston 111 that is located hydraulic pressure chamber 101, and the other end of hydraulic pressure axle 11 stretches out hydraulic pressure chamber 101 activity and passes behind the elastic sleeve 6 with locking screw 12 threaded connection to install the locking of elastic sleeve 6 between cylinder body 10 and locking screw 12.
In the present embodiment, in order to ensure that the working platform 2 and the elastic sleeve can rotate relative to the locking screw 12; a first plane bearing 13 is arranged between the workbench 2 and the locking screw 12, and a second plane bearing 14 is arranged between the locking screw 12 and the elastic sleeve 6.
In the present embodiment, in order to rotatably mount the turbine 3 in the base 1 and ensure that it can rotate relative to the other components; the turbine 3 is rotatably mounted on the periphery of the cylinder 10 through a bearing, and a gland 16 for press-fitting a bearing 15 between the turbine 3 and the cylinder 10 is arranged on the cylinder 10.
In the present embodiment, in order to lock the rotation of the table 2, the table 2 is prevented from being swung; the positioning indexing tooth structure comprises an upper positioning indexing tooth ring 17 arranged on the lower end face of the workbench 2 and a lower positioning indexing tooth ring 18 arranged on the upper end face of the base 1.
In the embodiment, in order to keep the inside of the upper positioning indexing gear ring 17 and the lower positioning indexing gear ring 18 in an oil soaking state all the time, the service life is prolonged, and when an external lubricating oil pipe is connected, oil is kept in a flowing state, so that a better dustproof and waterproof effect is achieved; still encircle between workstation 2 and the base 1 and be equipped with the labyrinth ring 19 that is located last location graduation ring gear 17 and location graduation ring gear 18 periphery side down, labyrinth ring 19 and still be equipped with the oil storage between the lower location graduation ring gear 18 and embrace ring 20, labyrinth ring 19 passes through the screw and installs on workstation 2, and labyrinth ring 19's downside is equipped with the recess, is equipped with on the base 1 to be used for with the flange of recess sealing contact.
The utility model has simple structure, can effectively prolong the service life of the turbine 3, when the worm 4 rotates to drive the turbine 3 to rotate to a certain angle, the hydraulic device drives the workbench 2 to move downwards, if the upper positioning indexing gear ring 17 and the lower positioning indexing gear ring 18 can not be normally meshed at the moment, the workbench 2 needs to slightly rotate by a small angle, the upper positioning indexing gear ring 17 and the lower positioning indexing gear ring 18 can be normally meshed, in this case, the conventional rigid coupling structure causes distortion of the coupling structure between the table 2 and the turbine 3, the arrangement of the elastic part 61 of the utility model can provide a micro-deformation for the rotation of the worktable 2, because the elastic part 61 can rotate slightly relative to the elastic sleeve 6, namely, the elastic sleeve 6 and the worm wheel 3 are kept at the same rotation angle, and the elastic part 61 and the workbench 2 are kept at the same rotation angle, so that the rotation angle indexing difference between the worm gear 4 and the positioning indexing tooth structure is eliminated.
The above only is the embodiment of the present invention, not limiting the patent protection scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A servo multi-tooth turret characterized by: including base, workstation, turbine, worm and be used for driving worm pivoted actuating mechanism, the workstation rotates and installs on the base, and is equipped with between workstation and the base and is used for locking workstation pivoted location graduation tooth structure, turbine and worm all rotate to be installed in the base, actuating mechanism is connected with the worm transmission, turbine and worm mesh cooperation, the workstation passes through elastic sleeve and turbine elastic connection in order to eliminate the turned angle graduation difference between worm gear and the location graduation tooth structure.
2. A servo multi-tooth turret according to claim 1, wherein: the workstation passes through first screw and is connected with the elastic sleeve, the elastic sleeve passes through the second screw and is connected with the turbine, be equipped with the elastic part that a plurality of elastic sleeve micro-rotation relatively on the elastic sleeve, the second screw is installed on the elastic part.
3. A servo multi-tooth turret according to claim 2, wherein: the elastic sleeve is discoid, and the periphery of elastic sleeve is equipped with the spread groove that a plurality of and elastic part shape suited, in the spread groove was located to the elastic part, it had the clearance in order to guarantee that elastic part elastic sleeve relatively rotates a little between elastic part and the spread groove, the elastic part includes U-shaped connecting block and semi-circular connecting block, and the one end and the elastic sleeve of U-shaped connecting block are connected, and the other end and the semi-circular connecting block of U-shaped connecting block are connected, be equipped with the screw hole that is used for installing the second screw on the semi-circular connecting block.
4. A servo multi-tooth turret according to claim 1, wherein: the servo multi-tooth rotary table further comprises a hydraulic lifting mechanism used for driving the workbench to lift, the hydraulic lifting mechanism comprises a cylinder body, a hydraulic shaft and a locking screw, a hydraulic cavity is arranged in the cylinder body, a piston located in the hydraulic cavity is arranged at one end of the hydraulic shaft, and the other end of the hydraulic shaft extends out of the hydraulic cavity and is in threaded connection with the locking screw so as to enable the elastic sleeve to be installed between the cylinder body and the locking screw in a locking mode.
5. A servo multi-tooth turret according to claim 4, wherein: a first plane bearing is arranged between the workbench and the locking screw, and a second plane bearing is arranged between the locking screw and the elastic sleeve.
6. A servo multi-tooth turret according to claim 4, wherein: the turbine is rotatably installed on the periphery of the cylinder body through a bearing, and a gland used for pressing the bearing between the turbine and the cylinder body is arranged on the cylinder body.
7. A servo multi-tooth turret according to claim 1, wherein: the positioning indexing tooth structure comprises an upper positioning indexing tooth ring arranged on the lower end face of the workbench and a lower positioning indexing tooth ring arranged on the upper end face of the base.
8. A servo multi-tooth turret according to claim 7, wherein: still encircle being equipped with the labyrinth ring that is located location graduation ring gear and location graduation ring gear periphery side down between workstation and the base, the labyrinth ring still is equipped with the oil storage between ring gear and the lower location graduation ring gear and embraces the ring, the labyrinth ring passes through the screw and installs on the workstation, and the downside of labyrinth ring is equipped with the recess, is equipped with on the base to be used for with the flange of recess sealing contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322915.5U CN211759842U (en) | 2020-03-16 | 2020-03-16 | Servo multi-tooth rotary table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322915.5U CN211759842U (en) | 2020-03-16 | 2020-03-16 | Servo multi-tooth rotary table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211759842U true CN211759842U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020322915.5U Expired - Fee Related CN211759842U (en) | 2020-03-16 | 2020-03-16 | Servo multi-tooth rotary table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211759842U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102536A (en) * | 2021-11-08 | 2022-03-01 | 漳州东刚精密机械有限公司 | High-precision rotary machining table |
| CN114193235A (en) * | 2021-12-06 | 2022-03-18 | 东莞市领亿精密金属有限公司 | Many digit control machine tool combination formula machining center of intelligent terminal camera ring |
| CN114310364A (en) * | 2022-02-10 | 2022-04-12 | 中山市溢丰达机械设备有限公司 | High-speed servo exchange workbench with external precise adjustment and internal positioning |
| CN114955502A (en) * | 2022-08-02 | 2022-08-30 | 上海航天壹亘智能科技有限公司 | Slewing device for manual loading station and loading station system |
-
2020
- 2020-03-16 CN CN202020322915.5U patent/CN211759842U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102536A (en) * | 2021-11-08 | 2022-03-01 | 漳州东刚精密机械有限公司 | High-precision rotary machining table |
| CN114102536B (en) * | 2021-11-08 | 2024-05-31 | 漳州东刚精密机械有限公司 | High-precision rotary machining table |
| CN114193235A (en) * | 2021-12-06 | 2022-03-18 | 东莞市领亿精密金属有限公司 | Many digit control machine tool combination formula machining center of intelligent terminal camera ring |
| CN114193235B (en) * | 2021-12-06 | 2022-11-25 | 东莞市领亿精密金属有限公司 | Many digit control machine tool of intelligent terminal camera ring make up and use bottom platform |
| CN114310364A (en) * | 2022-02-10 | 2022-04-12 | 中山市溢丰达机械设备有限公司 | High-speed servo exchange workbench with external precise adjustment and internal positioning |
| CN114955502A (en) * | 2022-08-02 | 2022-08-30 | 上海航天壹亘智能科技有限公司 | Slewing device for manual loading station and loading station system |
| CN114955502B (en) * | 2022-08-02 | 2022-12-27 | 上海航天壹亘智能科技有限公司 | Slewing device for manual loading station and loading station system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |