CN216326484U - High-rotating-speed rotary table transmission structure for lathe - Google Patents
High-rotating-speed rotary table transmission structure for lathe Download PDFInfo
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- CN216326484U CN216326484U CN202122556125.0U CN202122556125U CN216326484U CN 216326484 U CN216326484 U CN 216326484U CN 202122556125 U CN202122556125 U CN 202122556125U CN 216326484 U CN216326484 U CN 216326484U
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Abstract
The utility model discloses a high-rotating-speed rotary table transmission structure for a lathe, which relates to the technical field of rotary tables of lathes, and aims to solve the problem that when a workpiece with a certain eccentric structure is machined by the lathe, in a high-speed rotating state of the rotary table, the rotary table is accelerated to wear due to the centrifugal force of the workpiece, the service life is influenced, or a clamp on the rotary table is loosened to generate potential safety hazards. The utility model has novel structure, improves the stability of the rotating state of the turntable and the stability of workpiece clamping on the chuck, and is suitable for popularization.
Description
Technical Field
The utility model relates to the technical field of lathe turntables, in particular to a high-rotating-speed turntable transmission structure for a lathe.
Background
Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. A lathe is a machine tool for turning a rotating workpiece, mainly with a turning tool, and is commonly used for machining shafts, discs, sleeves and other workpieces having a surface of revolution, which is the most widely used type of machine tool in machine manufacturing and repair plants.
When a lathe is used for processing a workpiece with a certain eccentric structure, in a high-speed rotating state of the rotary table, the rotary table is accelerated to be worn due to the centrifugal force of the workpiece, the service life of the rotary table is influenced, or a clamp on the rotary table is loosened, so that potential safety hazards are generated. Therefore, in order to solve such problems, we propose a high-rotation-speed turntable transmission structure for a lathe.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-rotation-speed rotary table transmission structure for a lathe, which solves the problems that when the lathe processes a workpiece with a certain eccentric structure, the rotary table is accelerated to wear due to the centrifugal force of the workpiece in the high-speed rotating state of the rotary table, the service life is influenced, or a clamp on the rotary table is loosened, and potential safety hazards are generated.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a high rotational speed revolving stage transmission structure for lathe, includes lathe body, lathe body's top is rotated and is provided with the revolving stage, just be provided with spacing transmission assembly between the circumference lateral wall of revolving stage and the lathe body, the fixed chuck that is provided with in top of revolving stage, just the inside of chuck is rotated and is provided with the adjustment disk, it is provided with the regulation pole to rotate to run through on the lateral wall of chuck, just it corresponds the matching with the adjustment disk to adjust the pole, the top of chuck slides and is provided with a plurality of jack catchs that are array distribution, just the jack catch corresponds the matching with the adjustment disk, be provided with the location protection subassembly on the circumference lateral wall of chuck.
Through adopting above-mentioned technical scheme, set up spacing transmission assembly between the circumference lateral wall of revolving stage and lathe body, at the revolving stage rotation in-process, play certain spacing dimension steady effect to the revolving stage, set up location protection subassembly on the circumference lateral wall of chuck for the work piece of treating processing is more stable on the chuck.
Preferably, the limiting transmission assembly comprises a limiting hoop and a limiting ring, the limiting hoop is fixedly sleeved on the circumferential side wall of the rotary table outside the lathe body, two limiting rings with the same structure are movably sleeved on the circumferential side wall of the rotary table outside the lathe body, the two limiting rings are respectively located above and below the limiting hoop, and the two limiting rings are in sliding contact with the limiting hoop.
By adopting the technical scheme, the limiting effect of the two limiting rings on the limiting hoop is utilized, and the limiting and stabilizing effect on the rotary table is realized in the rotary process of the rotary table.
Preferably, a plurality of groups of correspondingly arranged positioning blocks are fixedly arranged on the circumferential side walls of the two limiting rings, a first bolt penetrates through each group of the positioning blocks in a vertical thread manner, and the bottom end of each first bolt is in threaded connection with the top of the lathe body.
Through adopting above-mentioned technical scheme, utilize locating piece and first bolt to fix two spacing rings, be favorable to improving spacing transmission assembly's stability.
Preferably, the cross section of the limiting hoop is trapezoidal, and two of the limiting rings are provided with a groove body matched with the end part of the limiting hoop on one side close to the limiting hoop.
Through adopting above-mentioned technical scheme, the cross-section of spacing hoop is trapezoidal setting for two spacing rings constitute the bearing respectively to the contact surface of spacing hoop, cover the effect, are favorable to improving the spacing steady effect of maintaining to spacing hoop, and then are favorable to improving the stability of revolving stage.
Preferably, two the spacing ring one side that is close to each other has seted up the annular groove jointly, just the activity is provided with a plurality of ball that is the array distribution in the annular groove, the ball contacts with the tip lateral wall of spacing hoop.
Through adopting above-mentioned technical scheme, contact with the ball when revolving stage rotates, frictional force when being favorable to reducing the rotation.
Preferably, the helicla flute has been seted up at the top of adjustment disk, just the bottom of jack catch extends to the inside of chuck and matches the gomphosis with the helicla flute of adjustment disk, the bottom of adjustment disk is provided with the latch that is annular array and distributes, just the tip circumference lateral wall of adjusting the pole is provided with the rack that matches with the tooth's socket of latch.
Through adopting above-mentioned technical scheme, rotate the regulation pole, utilize the transmission of adjusting pole tip rack and regulation dish bottom latch, drive the regulation dish and rotate, and then the helicla flute drive jack catch through the regulation dish top is close to or keeps away from to the center of chuck, realizes the clamping or the demolition of treating the processing work piece promptly.
Preferably, the location protection subassembly lacks ring, second bolt, location dog and third bolt including the location, the circumference lateral wall movable sleeve of chuck is equipped with the location and lacks the ring, threaded connection has a plurality of to be the second bolt that the array distributes on the lateral wall that the ring is lacked in the location, just the second bolt runs through the location and lacks the ring and with the circumference lateral wall threaded connection of chuck, the fixed location dog that is provided with a plurality of and is the array distribution in top that the ring is lacked in the location, the last screw thread of location dog runs through and is provided with the third bolt.
Through adopting above-mentioned technical scheme, utilize the second bolt to lack the ring with the location and the chuck is fixed continuous, improved the bulk strength of chuck.
Preferably, the notch of the positioning default ring is correspondingly matched with the adjusting rod, and the positioning stop block and the third bolt are correspondingly arranged with the clamping jaw.
Through adopting above-mentioned technical scheme, utilize the third bolt screw thread to run through the location dog and support tightly with the tail end of jack catch, further improve the stability to the clamping work piece.
The utility model has the beneficial effects that:
1. through spacing transmission assembly setting, the cross-section of spacing hoop is trapezoidal setting for two spacing rings constitute the bearing to the contact surface of spacing hoop respectively, press and cover the effect, are favorable to improving the spacing steady effect of maintaining to spacing hoop, through set up the annular groove and set up the ball between two spacing rings, contact with the ball when the revolving stage rotates, are favorable to reducing the frictional force when rotating, and then are favorable to improving the stability of revolving stage.
2. Through the setting of location protection subassembly, utilize the second bolt to lack the ring with the location and the chuck is fixed continuous, improved the bulk strength of chuck, utilize third bolt screw thread to run through the location dog and support tightly with the tail end of jack catch, further improve the stability to the clamping work piece, can effectively avoid eccentric work piece not hard up because of centrifugal force produces.
In conclusion, the utility model not only improves the stability of the rotating state of the rotary table, but also improves the stability of workpiece clamping on the chuck, solves the problems that the rotary table is accelerated to be worn and the service life is influenced or a clamp on the rotary table is loosened and potential safety hazards are generated due to the centrifugal force of the workpiece in the high-speed rotating state of the rotary table when a lathe processes the workpiece with a certain eccentric structure, and is suitable for popularization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an exploded view of the mounting structure of the limit drive assembly of the present invention;
FIG. 4 is an exploded view of the mounting structure of the positioning protection assembly of the present invention;
fig. 5 is an enlarged view of a in fig. 4 according to the present invention.
Reference numbers in the figures: 1. a lathe body; 2. a turntable; 3. a chuck; 4. an adjusting disk; 5. adjusting a rod; 6. a claw; 7. a limiting hoop; 8. a limiting ring; 9. positioning blocks; 10. a first bolt; 11. an annular groove; 12. a ball bearing; 13. positioning the broken ring; 14. a second bolt; 15. positioning a stop block; 16. and a third bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2 and 5, a high-rotation-speed turntable transmission structure for a lathe comprises a lathe body 1, a turntable 2 is rotatably arranged at the top of the lathe body 1, a chuck 3 is fixedly arranged at the top of the turntable 2, an adjusting disc 4 is rotatably arranged inside the chuck 3, an adjusting rod 5 is rotatably arranged on the side wall of the chuck 3 in a penetrating manner, a plurality of clamping teeth distributed in an annular array are arranged at the bottom of the adjusting disc 4, a rack matched with tooth grooves of the clamping teeth is arranged on the circumferential side wall of the end part of the adjusting rod 5, the adjusting rod 5 is rotated, the adjusting disc 4 is driven to rotate by the transmission of the rack at the end part of the adjusting rod 5 and the clamping teeth at the bottom of the adjusting disc 4, a plurality of clamping jaws 6 distributed in an array are slidably arranged at the top of the chuck 3, a spiral groove is formed at the top of the adjusting disc 4, the bottom end of each clamping jaw 6 extends into the chuck 3 and is matched and embedded with the spiral groove of the adjusting disc 4, the adjusting disc 4 rotates to drive the clamping jaws 6 to be close to or far away from the center of the chuck 3 through the spiral groove at the top, and therefore clamping or dismantling of a workpiece to be machined is achieved.
Referring to fig. 1-3, a limit transmission assembly is arranged between the circumferential side wall of the turntable 2 and the lathe body 1, the limit transmission assembly comprises a limit hoop 7 and a limit ring 8, the limit hoop 7 is fixedly sleeved on the circumferential side wall of the turntable 2 positioned outside the lathe body 1, two limit rings 8 with the same structure are movably sleeved on the circumferential side wall of the turntable 2 positioned outside the lathe body 1, the two limit rings 8 are respectively positioned above and below the limit hoop 7, the cross section of the limit hoop 7 is in a trapezoid arrangement, a groove body matched with the end part of the limit hoop 7 is arranged on one side of each limit ring 8 close to the limit hoop 7, the two limit rings 8 are in sliding contact with the limit hoop 7, the two limit rings 8 respectively form a bearing and pressing covering effect on the contact surface of the limit hoop 7, the limit maintaining effect on the limit hoop 7 is improved, an annular groove 11 is jointly arranged on the side of the two limit rings 8 close to each other, the activity is provided with a plurality of and is array distribution's ball 12 in annular groove 11, make the contact of ball 12 and spacing hoop 7's tip lateral wall, contact with ball 12 when revolving stage 2 rotates, be favorable to reducing the frictional force when rotating, it is the locating piece 9 that corresponds the setting to be fixedly provided with the multiunit on two spacing ring 8's circumference lateral walls, perpendicular screw thread runs through on each set of locating piece 9 and is provided with first bolt 10, make the bottom of first bolt 10 and lathe body 1's top threaded connection, utilize locating piece 9 and first bolt 10 to fix two spacing ring 8, and then be favorable to improving revolving stage 2's stability.
Referring to fig. 2 and 4-5, a positioning protection assembly is arranged on the circumferential side wall of the chuck 3, the positioning protection assembly comprises a positioning notch ring 13, a second bolt 14, a positioning stop block 15 and a third bolt 16, the circumferential side wall of the chuck 3 is movably sleeved with the positioning notch ring 13, the notch of the positioning notch ring 13 is correspondingly matched with the adjusting rod 5, the side wall of the positioning notch ring 13 is in threaded connection with a plurality of second bolts 14 distributed in an array manner, the second bolts 14 penetrate through the positioning notch ring 13 and are in threaded connection with the circumferential side wall of the chuck 3, the top of the positioning notch ring 13 is fixedly provided with a plurality of positioning stop blocks 15 distributed in an array manner, the positioning stop block 15 is in threaded connection with the third bolt 16, the positioning stop blocks 15 and the third bolts 16 are both correspondingly arranged with the clamping jaws 6, the third bolt 16 penetrates through the positioning stop block 15 and is abutted against the tail ends of the clamping jaws 6, further improving the stability of clamping the workpiece.
When the positioning and clamping device is used, the limiting transmission assembly is utilized to play a certain limiting and stabilizing role on the rotary table 2, so that the stability of the rotary table 2 is improved, the positioning and protecting assembly is utilized to further improve the stability of clamping workpieces, and the eccentric workpieces can be effectively prevented from loosening due to centrifugal force.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a high rotational speed revolving stage transmission structure for lathe, includes lathe body (1), its characterized in that, the top of lathe body (1) is rotated and is provided with revolving stage (2), just be provided with spacing transmission assembly between the circumference lateral wall of revolving stage (2) and lathe body (1), the fixed chuck (3) that are provided with in top of revolving stage (2), just the inside of chuck (3) is rotated and is provided with adjustment disc (4), it runs through on the lateral wall of chuck (3) to rotate and is provided with regulation pole (5), just adjust pole (5) and correspond the matching with adjustment disc (4), the top of chuck (3) slides and is provided with a plurality of jack catchs (6) that are array distribution, just jack catchs (6) correspond the matching with adjustment disc (4), be provided with the location protection subassembly on the circumference lateral wall of chuck (3).
2. The high-rotation-speed rotary table transmission structure for the lathe according to claim 1, wherein the limit transmission assembly comprises a limit hoop (7) and a limit ring (8), the limit hoop (7) is fixedly sleeved on the circumferential side wall of the rotary table (2) outside the lathe body (1), two limit rings (8) with the same structure are movably sleeved on the circumferential side wall of the rotary table (2) outside the lathe body (1), the two limit rings (8) are respectively positioned above and below the limit hoop (7), and the two limit rings (8) are in sliding contact with the limit hoop (7).
3. The high-rotation-speed rotary table transmission structure for the lathe according to claim 2, wherein a plurality of sets of correspondingly arranged positioning blocks (9) are fixedly arranged on the circumferential side walls of the two limiting rings (8), a first bolt (10) penetrates through each set of positioning blocks (9) in a vertical threaded manner, and the bottom end of the first bolt (10) is in threaded connection with the top of the lathe body (1).
4. The high-rotation-speed turntable transmission structure for the lathe according to claim 2, wherein the cross section of the limiting hoop (7) is trapezoidal, and a groove body matched with the end part of the limiting hoop (7) is formed in one side, close to the limiting hoop (7), of each of the two limiting rings (8).
5. The high-rotation-speed turntable transmission structure for the lathe according to claim 4, wherein an annular groove (11) is formed in the side, close to each other, of each of the two limiting rings (8), a plurality of balls (12) distributed in an array are movably arranged in the annular groove (11), and the balls (12) are in contact with the side wall of the end portion of the limiting hoop (7).
6. The high-rotation-speed rotary table transmission structure for the lathe according to claim 1, wherein a spiral groove is formed in the top of the adjusting disc (4), the bottom ends of the clamping jaws (6) extend into the chuck (3) and are matched and embedded with the spiral groove of the adjusting disc (4), clamping teeth distributed in an annular array are arranged at the bottom of the adjusting disc (4), and a rack matched with tooth grooves of the clamping teeth is arranged on the circumferential side wall of the end part of the adjusting rod (5).
7. The high-rotation-speed rotary table transmission structure for the lathe according to claim 1, wherein the positioning protection assembly comprises a positioning notch ring (13), a second bolt (14), a positioning stop block (15) and a third bolt (16), the positioning notch ring (13) is movably sleeved on the circumferential side wall of the chuck (3), the second bolts (14) distributed in an array are in threaded connection with the side wall of the positioning notch ring (13), the second bolts (14) penetrate through the positioning notch ring (13) and are in threaded connection with the circumferential side wall of the chuck (3), the plurality of positioning stop blocks (15) distributed in an array are fixedly arranged at the top of the positioning notch ring (13), and the third bolt (16) penetrates through the threads of the positioning stop blocks (15).
8. The high-rotation-speed turntable transmission structure for the lathe according to claim 7, wherein the notch of the positioning ring (13) is correspondingly matched with the adjusting rod (5), and the positioning stop block (15) and the third bolt (16) are correspondingly arranged with the clamping jaw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122556125.0U CN216326484U (en) | 2021-10-23 | 2021-10-23 | High-rotating-speed rotary table transmission structure for lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122556125.0U CN216326484U (en) | 2021-10-23 | 2021-10-23 | High-rotating-speed rotary table transmission structure for lathe |
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| Publication Number | Publication Date |
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| CN216326484U true CN216326484U (en) | 2022-04-19 |
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| CN202122556125.0U Active CN216326484U (en) | 2021-10-23 | 2021-10-23 | High-rotating-speed rotary table transmission structure for lathe |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985789A (en) * | 2022-06-28 | 2022-09-02 | 东台市凯润精密机械股份有限公司 | Numerical control lathe electric chuck accessory based on PLC control technology |
| CN116872141A (en) * | 2023-09-05 | 2023-10-13 | 国营川西机器厂 | Device and system for decomposing gear shaft bearing of aero-engine |
| CN117359478A (en) * | 2023-10-07 | 2024-01-09 | 杭州中芯光电科技有限公司 | Optical fiber grinding process and grinding equipment thereof |
-
2021
- 2021-10-23 CN CN202122556125.0U patent/CN216326484U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985789A (en) * | 2022-06-28 | 2022-09-02 | 东台市凯润精密机械股份有限公司 | Numerical control lathe electric chuck accessory based on PLC control technology |
| CN116872141A (en) * | 2023-09-05 | 2023-10-13 | 国营川西机器厂 | Device and system for decomposing gear shaft bearing of aero-engine |
| CN117359478A (en) * | 2023-10-07 | 2024-01-09 | 杭州中芯光电科技有限公司 | Optical fiber grinding process and grinding equipment thereof |
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