CN202539953U - Rotary table structure for small-scale five-shaft machining device - Google Patents
Rotary table structure for small-scale five-shaft machining device Download PDFInfo
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- CN202539953U CN202539953U CN2012200666339U CN201220066633U CN202539953U CN 202539953 U CN202539953 U CN 202539953U CN 2012200666339 U CN2012200666339 U CN 2012200666339U CN 201220066633 U CN201220066633 U CN 201220066633U CN 202539953 U CN202539953 U CN 202539953U
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Abstract
The utility model discloses a rotary table structure for a small-scale five-shaft machining device. The rotary table structure comprises a shaft B base (1), a shaft B support base (2), a shaft B lifting lug (3), a shaft C rotary table (4) and a rotary table motor (5), wherein a shaft B flange shaft is sleeved in an inner hole of the shaft B base (1); one end of the shaft B base (1) is connected with the shaft B lifting lug (3) by the shaft B flange shaft, and the other end of the shaft B base (1) is fixed with a planetary speed reduction mechanism; the shaft B flange shaft is connected with the planetary speed reduction mechanism by a key; the planetary speed reduction mechanism is connected with a shaft B servo motor by a coupler; the shaft B support base (2) is fixed to a support shaft of the shaft B lifting lug (3); the top of the shaft B lifting lug (3) is connected with a shaft C fixing plate; a harmonic wave speed reduction mechanism is arranged between the shaft C rotary table (4) and the shaft C fixing plate; and the rotary table motor (5) is arranged at the bottom of the shaft C fixing plate. By the rotary table structure, a layout function of a rotary table is realized, the appearance is attractive and coordinated, and the cost is reduced.
Description
Technical field
The utility model relates to a kind of turntable structure, especially a kind of turntable structure that is used for small-sized five-axis machining apparatus.Belong to the machinery processing apparatus equipment technical field.
Background technology
At present, the primary structure form of numerical control rotating platform is with worm gear/worm mechanism, and the part high-end product adopts direct-drive motor directly to drive turntable and realizes rotatablely moving.Worm gear/worm mechanism is commonly used to transmit motion and the power between the alternating axis, though the bearing capacity of turbine and worm is big, has self-locking performance; But because limited with structure own; Power shaft and output shaft are perpendicular, and what promptly the installation site of servo motor will be with turntable is vertical, causes the turntable footprint to increase; One side need to increase lathe volume, cause cost to strengthen, influence the outward appearance of lathe on the other hand.Realize rotatablely moving and adopt direct-drive motor directly to drive turntable; Save complicated driving member such as gear, worm gear/worm screw; Though have simple in structure, output torque is big, noise is low, speed and accuracy advantages of higher, the price comparison of direct-drive motor is expensive, and if produce heat during the running of turntable motor internal and handle badly; Can influence the precision stability of turntable and lathe; Need put fluting at the turntable motor stator for this reason and be used for the circulation cooling, feeding recirculated cooling water or cold oil can be taken away heat when work, so also can increase manufacture difficulty and increase volume.
The utility model content
The purpose of the utility model; To be that above-mentioned prior art worm gear/worm mechanism volume is big in order solving, direct-drive motor directly drives the expensive problem of constructed value, to provide a kind of and realize motor function, cost is lower and the turntable structure that is used for small-sized five-axis machining apparatus of good looking appearance.
The purpose of the utility model can reach through following technical scheme:
The turntable structure that is used for small-sized five-axis machining apparatus; Comprise the base connecting plate; Its design feature is: on the base connecting plate, be connected with B axle bed and B axle supporting seat; By B axle bed and B axle supporting seat support and connection one B axle hanger, the two ends of said B axle hanger are connected with B axle supporting seat rotary type with the B axle bed respectively; Said B axle hanger with the B axle bed) the junction be connected with planetary gear speed reducing mechanism through B shaft flange axle, connect through key between said B shaft flange axle and the planetary gear speed reducing mechanism, said planetary gear speed reducing mechanism is connected with B axle servomotor through shaft coupling; Constitute the B axle of small-sized five-axis machining apparatus by the B of institute axle bed, B axle supporting seat, B axle hanger and planetary gear speed reducing mechanism; Be provided with C axle turntable mechanism at the middle part of B axle hanger, constitute the C axle of small-sized five-axis machining apparatus by C axle turntable mechanism.
The purpose of the utility model can also reach through following technical scheme:
A kind of Technological improvement plan of the utility model is: C axle turntable mechanism can comprise C axle turntable and turntable motor; Turntable motor is built in the middle part of B axle hanger; But be connected with the C axis fixing plate of fixation of C axle turntable at B axle hanger top; Junction at C axle turntable and C axis fixing plate is provided with harmonic reduction mechanism, and turntable motor is positioned under the C axis fixing plate and places the hollow position of B axle hanger.
A kind of Technological improvement plan of the utility model is: in the said B axle bed a pair of angular contact ball bearing can be installed; Said angular contact ball bearing through B axle bearing outer ring gland compress, the endoporus of its external diameter size and B axle bed coincide, the internal diameter size and the B shaft flange axle of this angular contact ball bearing matches and is connected and passes through round nut and drag washer is locked.
A kind of Technological improvement plan of the utility model is: said B axle bearing outer ring gland can be connected with planetary gear speed reducing mechanism planetary gear speed reducing mechanism is fixedly connected with the B axle bed.
A kind of Technological improvement plan of the utility model is: at said B axle supporting seat endoporus a pair of deep groove ball bearing can be installed, said deep groove ball bearing is fixed on the back shaft of B axle hanger through circlip for shaft and bearing retaining ring for shaft shoulder; The bottom of said B axle supporting seat is provided with C axle bottom, through C axle bottom to the C sealing.
A kind of Technological improvement plan of the utility model is: can connect through connecting axle between the said turntable motor harmonic reducing gear, the two ends of said connecting axle are separately fixed on C axle turntable and the C axis fixing plate.
A kind of Technological improvement plan of the utility model is: an end of said harmonic reduction mechanism can be fixed on the C axis fixing plate, its other end is fixed on the output flange of C axle turntable below.
A kind of Technological improvement plan of the utility model is: said output flange can be fixed on the C shaft flange dish through crossed roller bearing, and the internal diameter of said crossed roller bearing is embedded on the path of C shaft flange dish, external diameter is embedded in the endoporus of C axis fixing plate; Said crossed roller bearing bottom is lined with the C axle bearing outer ring packing ring, the top that are used to adjust this bearing setting height(from bottom) and compresses through C axle bearing outer ring gland and make crossed roller bearing be fixed on the C axis fixing plate.
The utlity model has following outstanding beneficial effect:
1, the utility model formation turntable is a BC axle construction, because the B axle has adopted planetary gear speed reducing mechanism, compact conformation can be saved 50% volume, and coaxial input makes design have more elasticity, and weight is clear, and high efficiency is exempted from maintenance, and the life-span is long; The C axle has adopted the harmonic reduction structure; Gearratio is big and scope is wide, precision is high, backlash is little, bearing capacity is big, volume is little, in light weight, transmission efficiency is high, stable drive, noise are little, can be to seal cavity transmission campaign; Therefore realized the turntable place function; Good looking appearance is coordinated, and has reduced cost.
2, the utility model is because the planetary rotating speed mechanism of B axle is hidden in the lathe bed, so length can be unrestricted, has to make and beneficial effect such as easy to use.
Description of drawings
Fig. 1 is the planar structure sketch map of the utility model;
Fig. 2 is the perspective view of the utility model;
Fig. 3 is the assembling sketch map of the utility model.
Wherein, 1-B axle bed, 2-B axle supporting seat, 3-B axle hanger, 4-C axle turntable; The 5-turntable motor, 6-B shaft flange axle, 7-planetary gear speed reducing mechanism, 8-B axle servomotor, 9-C axis fixing plate; 10-harmonic reduction mechanism, 11-angular contact ball bearing, 12-B axle bearing outer ring gland, 13-round nut, 14-drag washer; The 15-deep groove ball bearing, 16-circlip for shaft, 17-bearing retaining ring for shaft shoulder, 18-C axle bottom, 19-connecting axle; The 20-output flange, 21-crossed roller bearing, 22-C axle bearing outer ring packing ring, 23-C axle bearing outer ring gland.
The specific embodiment
Specific embodiment 1:
Fig. 1, Fig. 2 and Fig. 3 constitute the specific embodiment 1 of the utility model.
With reference to Fig. 1, Fig. 2 and Fig. 3; Present embodiment comprises the base connecting plate; On the base connecting plate, be connected with B axle bed 1 and B axle supporting seat 2, by B axle bed 1 and B axle supporting seat 2 support and connection one B axle hanger 3, the two ends of said B axle hanger 3 are connected with B axle supporting seat 2 rotary types with B axle bed 1 respectively; Said B axle hanger 3 is being connected with planetary gear speed reducing mechanism 7 through B shaft flange axle 6 with the junction of B axle bed 1, connects through key between said B shaft flange axle 6 and the planetary gear speed reducing mechanism 7, and said planetary gear speed reducing mechanism 7 is connected with B axle servomotor 8 through shaft coupling; Constitute the B axle of small-sized five-axis machining apparatus by the B of institute axle bed 1, B axle supporting seat 2, B axle hanger 3 and planetary gear speed reducing mechanism 7; Be provided with C axle turntable mechanism at the middle part of B axle hanger 3, constitute the C axle of small-sized five-axis machining apparatus by C axle turntable mechanism.During use, be fixedly connected with the bed body of small-sized five-axis machining apparatus through the base connecting plate.
In the present embodiment:
Axle turntable mechanism can comprise C axle turntable 4 and turntable motor 5; Turntable motor 5 is built in the middle part of B axle hanger 3; But be connected with the C axis fixing plate 9 of fixation of C axle turntable 4 at B axle hanger 3 tops; Junction at C axle turntable 4 and C axis fixing plate 9 is provided with harmonic reduction mechanism 10, and turntable motor 5 is positioned under the C axis fixing plate 9 and places the hollow position of B axle hanger 3.
In the said B axle bed 1 a pair of angular contact ball bearing 11 can be installed; Said angular contact ball bearing 11 through B axle bearing outer ring gland 12 compress, the endoporus of its external diameter size and B axle bed 1 coincide, the internal diameter size and the B shaft flange axle 6 of this angular contact ball bearing 11 matches and is connected and passes through round nut 13 and drag washer 14 is locked.
Said planetary gear speed reducing mechanism 7 is by input sun gear, planetary gear, output planetary jib; And fixing internal gear constitutes, the operation principle of planetary reducer, and power is to input to sun gear by motor; And sun gear remains in the planetary gear on the planet jib with driving; And planetary gear comes out outside the axis rotation own, and drives the planet jib around the center of transmission system, and he is rotated.
Said harmonic drive mechanism 10 is to utilize the controlled strain of flexible member to transmit motion and power.Harmonic drive comprises three basic building blocks: wave producer, flexbile gear, firm wheel.Three members can be fixed one arbitrarily, and all the other two one is that active, is driven, can realize slowing down or speedup, also can be transformed into two inputs, and differential gearing is formed in an output.
Said B axle bed 1 is mainly used in and drives the gyration of B axle hanger; In order to prevent radial and axial the collecting together of B shaft flange axle 6; A pair of angular contact ball bearing 11 is installed in the B axle bed 1, the external diameter of said angular contact ball bearing 11 pack into B axle bed 1 endoporus and through B axle bearing outer ring gland 12 compress, internal diameter and B shaft flange axle 6 match and be connected and through round nut 13 and drag washer 14 lockings thereof.Said B axle bearing outer ring gland 12 is connected with planetary gear speed reducing mechanism 7 and makes planetary gear speed reducing mechanism 7 be fixed on the other end of B axle bed 1, and B shaft flange axle 6 directly drives after slowing down through planetary gear speed reducing mechanism 7 through B axle servomotor 8; Gapped in order to prevent the key scarifying, the tightening nail is housed on B shaft flange axle 6; Freely select in order to prevent that B axle outage back from returning, B axle servomotor 8 will have brake.
Said B axle supporting seat 2 is mainly used in and supports B axle hanger 3; Said B axle supporting seat 2 endoporus are equipped with a pair of deep groove ball bearing 16, and said deep groove ball bearing 16 is fixed on through circlip for shaft 17 and bearing retaining ring for shaft shoulder 18 on the back shaft of B axle hanger 3 and prevents to come off; The bottom of said B axle supporting seat 2 is provided with C axle bottom 19 and seals through this C axle bottom 19.
Said B axle hanger 3 is mainly used in dress and holds C axle harmonic reduction mechanism 10 and each parts of turntable, and said B axle hanger 3 support ends are hollow, is used for the cable of turntable motor 5 and sensor.Connect through connecting axle 20 between the said turntable motor 5 harmonic reducing gears 10; The two ends of said connecting axle 20 are separately fixed on C axle turntable 4 and the C axis fixing plate 9; Utilize the step harmonic reducing gear 10 connecting axle packing rings of connecting axle 20 simultaneously, fix harmonic reduction mechanism 10 inputs, prevent play; Turntable motor need have brake, can rotate with anti-power failure.Said harmonic reduction mechanism 10 1 ends are fixed on the C axis fixing plate 9, the other end is fixed on the output flange 20 of C axle turntable 4 belows.Said output flange 21 is fixed on the C shaft flange dish through crossed roller bearing 22, and the internal diameter of said crossed roller bearing 22 is embedded on the path of C shaft flange dish, external diameter is embedded in the endoporus of C axis fixing plate 9; Said crossed roller bearing 22 bottoms are lined with the C axle bearing outer ring packing ring 23, the top that are used to adjust this bearing setting height(from bottom) and compress through C axle bearing outer ring gland 24 and make crossed roller bearing 22 be fixed on C axis fixing plate 9.
The above is merely the best specific embodiment of the utility model, but the protection domain of the utility model is not limited thereto, and any technical scheme and design thereof according to the utility model is equal to replacement or changes, and all belongs to the protection domain of the utility model.
Claims (8)
1. the turntable structure that is used for small-sized five-axis machining apparatus; Comprise the base connecting plate; It is characterized in that: on the base connecting plate, be connected with B axle bed (1) and B axle supporting seat (2); By B axle bed (1) and B axle supporting seat (2) support and connection one B axle hanger (3), the two ends of said B axle hanger (3) are connected with B axle supporting seat (2) rotary type with B axle bed (1) respectively; Said B axle hanger (3) is being connected with planetary gear speed reducing mechanism (7) through B shaft flange axle (6) with the junction of B axle bed (1); Connect through key between said B shaft flange axle (6) and the planetary gear speed reducing mechanism (7), said planetary gear speed reducing mechanism (7) is connected with B axle servomotor (8) through shaft coupling; Constitute the B axle of small-sized five-axis machining apparatus by the B of institute axle bed (1), B axle supporting seat (2), B axle hanger (3) and planetary gear speed reducing mechanism (7); Be provided with C axle turntable mechanism at the middle part of B axle hanger (3), constitute the C axle of small-sized five-axis machining apparatus by C axle turntable mechanism.
2. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 1; It is characterized in that: C axle turntable mechanism comprises C axle turntable (4) and turntable motor (5); Turntable motor (5) is built in the middle part of B axle hanger (3); At B axle hanger (3) but the top is connected with the C axis fixing plate (9) of fixation of C axle turntable (4); Junction at C axle turntable (4) and C axis fixing plate (9) is provided with harmonic reduction mechanism (10), and turntable motor (5) is positioned under the C axis fixing plate (9) and places the hollow position of B axle hanger (3).
3. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 1 and 2; It is characterized in that: a pair of angular contact ball bearing (11) is installed in the said B axle bed (1); Said angular contact ball bearing (11) through B axle bearing outer ring gland (12) compress, the endoporus of its external diameter size and B axle bed (1) coincide, the internal diameter size and the B shaft flange axle (6) of this angular contact ball bearing (11) matches and is connected and passes through round nut (13) and drag washer (14) is locked.
4. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 3 is characterized in that: said B axle bearing outer ring gland (12) is connected with planetary gear speed reducing mechanism (7) planetary gear speed reducing mechanism (7) is fixedly connected with B axle bed (1).
5. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 1 and 2; It is characterized in that: at said B axle supporting seat (2) endoporus a pair of deep groove ball bearing (15) is installed, said deep groove ball bearing (15) is fixed on the back shaft of B axle hanger (3) through circlip for shaft (16) and bearing retaining ring for shaft shoulder (17); The bottom of said B axle supporting seat (2) is provided with C axle bottom (18), through C axle bottom (18) to the C sealing.
6. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 2; It is characterized in that: connect through connecting axle (19) between said turntable motor (5) the harmonic reducing gear (10), the two ends of said connecting axle (19) are separately fixed on C axle turntable (4) and the C axis fixing plate (9).
7. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 2 is characterized in that: an end of said harmonic reduction mechanism (10) is fixed on the C axis fixing plate (9), its other end is fixed on the output flange (20) of C axle turntable (4) below.
8. the turntable structure that is used for small-sized five-axis machining apparatus according to claim 7; It is characterized in that: said output flange (20) is fixed on the C shaft flange dish through crossed roller bearing (21), and the internal diameter of said crossed roller bearing (21) is embedded on the path of C shaft flange dish, external diameter is embedded in the endoporus of C axis fixing plate (9); Said crossed roller bearing (21) bottom is lined with the C axle bearing outer ring packing ring (22), the top that are used to adjust this bearing setting height(from bottom) and compresses through C axle bearing outer ring gland (23) and make crossed roller bearing (21) be fixed on C axis fixing plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200666339U CN202539953U (en) | 2012-02-27 | 2012-02-27 | Rotary table structure for small-scale five-shaft machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200666339U CN202539953U (en) | 2012-02-27 | 2012-02-27 | Rotary table structure for small-scale five-shaft machining device |
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| CN202539953U true CN202539953U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012200666339U Expired - Fee Related CN202539953U (en) | 2012-02-27 | 2012-02-27 | Rotary table structure for small-scale five-shaft machining device |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014439A (en) * | 2015-08-18 | 2015-11-04 | 昆山冠品优精密机械有限公司 | Fourth-axis and fifth-axis clamp |
| CN105345493A (en) * | 2015-11-19 | 2016-02-24 | 中国航空工业集团公司北京航空精密机械研究所 | Flattening high-precision double-shaft rotary table for part manufacturing |
| CN105750938A (en) * | 2016-04-07 | 2016-07-13 | 江苏新瑞重工科技有限公司 | B-C five-axis turntable |
| CN106002339A (en) * | 2016-08-03 | 2016-10-12 | 昆山冠品优精密机械有限公司 | Rotating 0.5th shaft |
| CN106624837A (en) * | 2016-04-15 | 2017-05-10 | 江苏润德精密机械有限公司 | Rotary swinging workbench and five-axis efficient vertical machining center provided with same |
| CN107008954A (en) * | 2017-04-09 | 2017-08-04 | 哈尔滨理工大学 | A kind of small capacity double turntable Five-axis numerical control milling machine |
| CN108161728A (en) * | 2017-12-26 | 2018-06-15 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Polish rotary table and burnishing device |
| CN108705327A (en) * | 2018-07-25 | 2018-10-26 | 深圳市科益展自动化有限公司 | Process the hollow harmonic wave platform of casing for clock and watch |
| CN108747433A (en) * | 2018-07-25 | 2018-11-06 | 深圳市科益展自动化有限公司 | Five shaft platform of oil pressure cantilever for processing casing for clock and watch and its design method |
| CN108747436A (en) * | 2018-07-20 | 2018-11-06 | 科德数控股份有限公司 | A kind of cradle turntable of ball-screw dragging |
| CN112894403A (en) * | 2021-03-25 | 2021-06-04 | 江苏开璇智能科技有限公司 | Triple harmonic numerical control five-axis turntable |
| CN115284024A (en) * | 2022-08-01 | 2022-11-04 | 超同步股份有限公司 | Auxiliary supporting structure of rotary table |
| CN115476172A (en) * | 2022-10-24 | 2022-12-16 | 江苏开璇智能科技有限公司 | Single-support five-axis cradle numerical control rotary table |
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2012
- 2012-02-27 CN CN2012200666339U patent/CN202539953U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014439A (en) * | 2015-08-18 | 2015-11-04 | 昆山冠品优精密机械有限公司 | Fourth-axis and fifth-axis clamp |
| CN105345493B (en) * | 2015-11-19 | 2018-08-24 | 中国航空工业集团公司北京航空精密机械研究所 | A kind of flattening high-precision dual-axis turntable for part processing |
| CN105345493A (en) * | 2015-11-19 | 2016-02-24 | 中国航空工业集团公司北京航空精密机械研究所 | Flattening high-precision double-shaft rotary table for part manufacturing |
| CN105750938A (en) * | 2016-04-07 | 2016-07-13 | 江苏新瑞重工科技有限公司 | B-C five-axis turntable |
| CN106624837B (en) * | 2016-04-15 | 2018-10-02 | 江苏润德精密机械有限公司 | Rotary oscillation workbench and its five axis high-efficiency vertical machining centers |
| CN106624837A (en) * | 2016-04-15 | 2017-05-10 | 江苏润德精密机械有限公司 | Rotary swinging workbench and five-axis efficient vertical machining center provided with same |
| CN106002339A (en) * | 2016-08-03 | 2016-10-12 | 昆山冠品优精密机械有限公司 | Rotating 0.5th shaft |
| CN107008954A (en) * | 2017-04-09 | 2017-08-04 | 哈尔滨理工大学 | A kind of small capacity double turntable Five-axis numerical control milling machine |
| CN108161728A (en) * | 2017-12-26 | 2018-06-15 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Polish rotary table and burnishing device |
| CN108747436A (en) * | 2018-07-20 | 2018-11-06 | 科德数控股份有限公司 | A kind of cradle turntable of ball-screw dragging |
| CN108747433A (en) * | 2018-07-25 | 2018-11-06 | 深圳市科益展自动化有限公司 | Five shaft platform of oil pressure cantilever for processing casing for clock and watch and its design method |
| CN108705327A (en) * | 2018-07-25 | 2018-10-26 | 深圳市科益展自动化有限公司 | Process the hollow harmonic wave platform of casing for clock and watch |
| CN108705327B (en) * | 2018-07-25 | 2023-09-12 | 科益展智能装备有限公司 | Hollow harmonic platform for processing timepiece case |
| CN112894403A (en) * | 2021-03-25 | 2021-06-04 | 江苏开璇智能科技有限公司 | Triple harmonic numerical control five-axis turntable |
| CN112894403B (en) * | 2021-03-25 | 2022-05-27 | 江苏开璇智能科技有限公司 | Triple harmonic numerical control five-axis turntable |
| CN115284024A (en) * | 2022-08-01 | 2022-11-04 | 超同步股份有限公司 | Auxiliary supporting structure of rotary table |
| CN115284024B (en) * | 2022-08-01 | 2023-09-05 | 超同步股份有限公司 | Auxiliary supporting structure of turntable |
| CN115476172A (en) * | 2022-10-24 | 2022-12-16 | 江苏开璇智能科技有限公司 | Single-support five-axis cradle numerical control rotary table |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20150227 |
|
| EXPY | Termination of patent right or utility model |