CN203557179U - Rotary table transmission device of numerically-controlled gear milling machine for spiral bevel gear - Google Patents
Rotary table transmission device of numerically-controlled gear milling machine for spiral bevel gear Download PDFInfo
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- CN203557179U CN203557179U CN201320715459.0U CN201320715459U CN203557179U CN 203557179 U CN203557179 U CN 203557179U CN 201320715459 U CN201320715459 U CN 201320715459U CN 203557179 U CN203557179 U CN 203557179U
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- rotary table
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Abstract
The utility model relates to a rotary table transmission device of a numerically-controlled gear milling machine for a spiral bevel gear. The rotary table transmission device comprises a feeding sliding plate and a rotary table base and is characterized in that the rotary table transmission device further comprises a worm wheel bottom sleeve, a worm wheel and worm gear pair, a rotary table swing rod mechanism, a second clamping oil cylinder, a first clamping oil cylinder and a supporting base, wherein the worm wheel bottom sleeve and the worm wheel and worm gear pair are used for driving a rotary table to rotate, the worm wheel bottom sleeve is supported by the rotary table base, a worm wheel is fixedly arranged on the worm wheel bottom sleeve, the lower end of the rotary table base is supported by the top face of the feeding sliding plate through a first flange, the rotary table swing rod mechanism is fixedly arranged on the top face of the feeding sliding plate, and the supporting base is fixedly arranged on the rotary table base; a worm gear of the worm wheel and worm gear pair is fixedly arranged on the rotary table base in a supporting mode. The rotary table transmission device has the advantages that workpiece boxes required for rough machining and workpiece boxes required for fine machining of workpieces are separated in a rotating mode, unnecessary abrasion is reduced, fine machining precision is improved, requirements of users for machining two specifications of gears are met, and the rotary table transmission device is reliable in structural design, good in rigidity, high in precision and free of low-speed crawling.
Description
Technical field
The utility model belongs to bevel gear cutting machine technical field, particularly relates to a kind of milling machine of digital-control spiral conical gear turntable transmission device.
Background technology
The design of automobile drive axle spiral bevel gear mainly adopts two kinds of tooth systems: i.e. convergent tooth and cycloid tooth.Convergent tooth is a kind of traditional main processing method, and at home and abroad application is very extensive for a long time.And in recent years, the designing and calculating of cycloid tooth and processing adjustment obtain very large simplification, also simple and fast more of the adjustment of contact zone simultaneously, cycloid tooth gear bearing capacity is also higher.Automobile industry both domestic and external, cycloid tooth gear obtains applying more and more widely.Therefore can process convergent tooth, can process again the lathe of cycloid tooth and more and more be favored.For Full-numerical-control (cross axle) tooth milling machine, according to Gear Processing principle, the pinion of fine finishining and method of forming gear wheel pairing and all need workpiece box casing to drive the frock being fixedly mounted with thereon to swing together with workpiece while processing cycloid tooth gear, and the accurate gapless that requires to move in rotation process.Existing gear cutting machine also has employing torque motor directly to drive turntable to rotate, this kind of structure may exist and because choice of electrical machine is unreasonable, cause low speed jerking motion, cause processed gear teeth face to have chatter mark, not only can affect machining accuracy and the flank of tooth fineness of gear, also can at rolling cut, add the danger that man-hour, asynchronous existence was forged a knife because of workpiece and cutter, cause very large loss.
Utility model content
The utility model for solve the technical problem existing in known technology provide a kind of reasonable in design, processing accurately, high, the good rigidly of precision and can realize the milling machine of digital-control spiral conical gear turntable transmission device of multiple processing method.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is:
The turntable transmission device of milling machine of digital-control spiral conical gear, comprise feed slide and turret base, it is characterized in that: also comprise for driving cover and worm couple at the bottom of the worm gear that turntable rotates, can realize pinion and the accurately machined turntable swing-bar mechanism of cycloid gear, for the second clamping cylinder that at the bottom of turret base, workpiece box casing and worm gear, cover clamps, for the first clamping cylinder and the supporting base of turret base and feed slide clamping;
At the bottom of described worm gear, cover is supported in turret base by one group of bearing radial location, end face, can turn round by the cylinder on feed slide, at the bottom of described worm gear, puts and is fixed with worm gear;
Described turret base is overlapped one group of bearing radial location at the bottom of by worm gear, is fixedly mounted with the first ring flange and is supported on the end face of feed slide in turret base lower end;
Described turntable swing-bar mechanism is packed in by casing and adjusting pad on the end face of feed slide;
Described supporting base is packed in turret base;
The worm screw of described worm couple is supported and is packed in turret base by cup-shaped cover, bearing, nut and ring flange.
The utility model can also adopt following technical scheme:
Described turntable swing-bar mechanism comprises casing, the second axle, the 3rd axle, clutch shaft bearing cover, the second bearing holder (housing, cover), ball-screw, screw, electric machine support and the second servomotor, described the second axle is supported on supporting base by bearing and clutch shaft bearing cover, and described the 3rd axle is supported on casing by bearing and the second bearing holder (housing, cover); Described ball-screw supports and is fixed on the 3rd axle by the second cup-shaped cover, the 4th spacer, the 5th spacer and the 4th ring flange; Described screw is packed on the second axle, is also fixed with electric machine support and the second servomotor on the 3rd axle, and described the second servomotor is coaxially connected with ball-screw by the second shaft coupling.
At the bottom of described worm gear, between cover and feed slide, the encoder for feeding back workpiece box rotary position and speed is housed.
Advantage and the good effect that the utlity model has are: because the utility model adopts technique scheme, adopt worm and gear auxiliary driving to realize the adjustment of workpiece box root angle and the large revolution of loading and unloading, by turntable swing-bar mechanism, realize fine finishining and the cycloid tooth Gear Processing of the pinion matching with method of forming gear wheel.Adopt the less servomotor of moment can obtain very large thrust by ball-screw-transmission.The workpiece box that this turntable transmission device not only can need workpiece Roughing and fine machining rotates separately, reduces unnecessary wearing and tearing and reduces fine finishining precision, but also can meet user, processes the needs of two kinds of tooth systems.Structural design is reliable, good rigidly, precision are high, without low speed jerking motion, motion steadily, avoid processed gear teeth face to have chatter mark, not only can improve machining accuracy and the flank of tooth fineness of gear, also can greatly reduce costs, increase work efficiency, be convenient to user's operation.
Accompanying drawing explanation
Fig. 1 is top view of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is that the B-B dextrorotation of Fig. 2 turn 90 degrees cutaway view;
Fig. 4 is that the Z-Z of Fig. 1 is rotated counterclockwise 90 degree cutaway views;
Fig. 5 is the partial enlarged drawing of Fig. 2.
In figure: 501, feed slide; 502, the first ring flange; 503, screw; 504, the first clamping cylinder; 505, first piston; 506, spring; 507, the second ring flange; 509, worm gear; 510, turret base; 511, bearing; 512, cover at the bottom of worm gear; 513, the first axle; 514, nut, 515, encoder; 516, the first spacer; 517, the second spacer; 518, the first adjusting pad; 519, the second adjusting pad; 520, worm screw; 521, three-flange dish; 522, the 3rd adjusting pad; 523, the first cup-shaped cover; 524, transition disc; 525, the first shaft coupling; 526, the first servomotor; 527, the 4th adjusting pad; 528, the 3rd spacer; 529, ball-screw; 530, supporting base; 531, the 5th adjusting pad; 532, clutch shaft bearing cover; 533, the second axle; 534, the 4th spacer; 535, the 6th adjusting pad; 536, the second bearing holder (housing, cover); 537, the 3rd axle; 538, the second cup-shaped cover; 539, the 7th adjusting pad; 540, the 5th spacer; 541, the second shaft coupling; 542, electric machine support; 543, the 8th adjusting pad; 544, the 4th ring flange; 545, casing; 546, pressing plate; 547, the second clamping cylinder; 548, the second piston; 549, T shape screw; 550, the second servomotor; 551, adjusting nut; 552, screw; 553, locknut.
The specific embodiment
For further understanding utility model content of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
It should be noted that, unless otherwise clearly defined and limited, term " first ", " second " etc. do not represent order installation, do not represent the importance of described parts yet.
The example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar part or has the part of identical or similar functions from start to finish.
Refer to Fig. 1-Fig. 5, the turntable transmission device of milling machine of digital-control spiral conical gear, comprise feed slide 501 and turret base 510, also comprise at the bottom of the worm gear for driving turntable to rotate overlap 512 worm couples, can realize pinion and the accurately machined turntable swing-bar mechanism of cycloid gear, for turret base, workpiece box casing 404 and the second clamping cylinder 547 that at the bottom of worm gear, cover clamps, the first clamping cylinder 504 and the supporting base 530 for turret base with feed slide clamping.
At the bottom of described worm gear, cover 512 is supported in turret base 510 by one group of bearing 511 and the first spacer 516 radial locations, end face, can turn round by the cylinder on feed slide, puts and be fixed with worm gear 509 at the bottom of described worm gear; The first spacer is packed on feed slide by screw 503, and worm gear 509 puts at the bottom of being fixedly mounted with worm gear.
One group of bearing 511 radial location that described turret base is overlapped at the bottom of by worm gear, are fixedly mounted with the first ring flange 502 and are supported on the end face of feed slide by screw 507 in turret base lower end, and described turret base can relatively rotate with cover at the bottom of worm gear.On the end face of feed slide, by screw, be fixedly mounted with the first clamping cylinder 504, piston 505 in the first clamping cylinder moves down and compresses the first ring flange 502 that is packed in turret base lower end under the effect of hydraulic oil, thereby turret base is pressed on feed slide, prevents that turret base from adding rotation in man-hour.When the first clamping cylinder oil-break, the spring 506 being contained in the first clamping cylinder cylinder body can promote to be packed in the second ring flange 507 on first piston, makes the first piston reset that moves up, and turret base can be recovered to rotate.
Described turntable swing-bar mechanism is packed on the end face of feed slide by casing 545 and adjusting pad; Described supporting base 530 is packed in turret base 510.
Bearings is passed through by the first cup-shaped cover 523 and inner bearings, the other end thereof in worm screw 520 one end of described worm couple, and be fixed in turret base by the first spacer 517, the second adjusting pad 519, nut 514, the first adjusting pad 518, three-flange dish 521, the 3rd spacer 528 and the 4th adjusting pad 527, cover revolution at the bottom of can driving worm gear and driving worm gear, thereby drive, be packed in the workpiece box revolution putting at the bottom of worm gear, realize the adjustment of workpiece box root angle and the large revolution of loading and unloading.Described worm screw is coaxially connected with the first servomotor 526 by the first shaft coupling 525, and described the first servomotor is packed in turret base by transition disc 524; The back lash of the first adjusting pad 518 capable of regulating worm gears, worm screw.
The piston 548 of described the second clamping cylinder is packed on workpiece box casing 404 by screw, in the cylinder body of the second clamping cylinder 547, by locknut 553, be fixed with the T shape screw 549 that runs through the second clamping cylinder, pressing plate 546 and the screw that can play locking effect are equipped with in described T shape screw 549 tops, and by the axial location of adjusting nut 551 capable of regulating T shape screws.The described T shape screw other end is arranged in the T-slot of turret base, the cylinder body of the second clamping cylinder can move up under the effect of hydraulic oil, drive the T shape screw being solidly installed with it that workpiece box casing and turret base are clamped to (workpiece box casing puts at the bottom of being packed in worm gear) when gear established angle or loading and unloading are adjusted in the large revolution of workpiece box, the second clamping cylinder is in releasing orientation, the first clamping cylinder is in clamped condition, to guarantee that turret base is motionless.
Described turntable swing-bar mechanism is packed on the end face of feed slide by casing 545, the 8th adjusting pad 543 and screw.Described turntable swing-bar mechanism comprises casing 545, the second axle 533, the 3rd axle 537, clutch shaft bearing cover 532, the second bearing holder (housing, cover) 536, ball-screw 529, screw 552, electric machine support 542 and the second servomotor 550.Described the second axle 533 is supported on supporting base 530 by bearing, clutch shaft bearing cover 532 and the 5th adjusting pad 531, and described the 3rd axle 537 is supported on casing 545 by bearing, the 6th adjusting pad 535 and the second bearing holder (housing, cover) 536.Described ball-screw 529 supports and is fixed on the 3rd axle 537 by the second cup-shaped cover 538, the 4th spacer 534, the 7th adjusting pad 539, the 5th spacer 540 and the 4th ring flange 544; Described screw 552 is packed on the second axle 533, is also fixed with electric machine support 542 and the second servomotor 550 on the 3rd axle 537, and described the second servomotor is coaxially connected with ball-screw by the second shaft coupling 541.By the second driven by servomotor ball-screw revolution, described screw axially moves along ball-screw, together with the second axle 533 that promotion is fixedly mounted with screw, move, thereby by bearing and be packed in supporting base 530 in turret base and promote turret base and rotate around feed slide, ball-screw is along the 3rd axle 537 rotations.Now the first clamping cylinder is in releasing orientation, the second clamping cylinder is in clamped condition, by being packed in the workpiece box putting at the bottom of worm gear, rotate together with after turret base clamping, realize fine finishining and the cycloid tooth Gear Processing of the pinion matching with method of forming gear wheel.
This numerical control bevel gear tooth milling machine turntable transmission device is arranged on lathe bed, feed slide 501 is fixedly mounted with the nut that is arranged on the ball-screw on lathe bed, workpiece box is packed at the bottom of the worm gear of turntable transmission device on cover 512, and feed slide is by being arranged on the feeding that realizes workpiece box under the effect of lathe bed ball screw assembly.The first servomotor 526 drive the worm screw 520 being packed in turret base to drive worm gear 509 and the worm gear that is fixedly mounted with it at the bottom of the cylinder revolution of cover on feed slide, thereby drive, be packed in the workpiece box revolution putting at the bottom of worm gear, realize the adjustment of workpiece box root angle and the large revolution of loading and unloading.
Claims (3)
1. the turntable transmission device of a milling machine of digital-control spiral conical gear, comprise feed slide (501) and turret base (510), it is characterized in that: also comprise for driving cover (512) and worm couple at the bottom of the worm gear that turntable rotates, can realize pinion and the accurately machined turntable swing-bar mechanism of cycloid gear, for turret base, workpiece box casing (404) and the second clamping cylinder (547) that at the bottom of worm gear, cover clamps, for the first clamping cylinder (504) and the supporting base (530) of turret base and feed slide clamping;
At the bottom of described worm gear, cover (512) is supported on turret base (510) above by one group of bearing (511) radial location, end face, can turn round by the cylinder on feed slide, puts and be fixed with worm gear (509) at the bottom of described worm gear;
Described turret base is overlapped one group of bearing (511) radial location at the bottom of by worm gear, is fixedly mounted with the first ring flange (502) and is supported on the end face of feed slide in turret base lower end;
Described turntable swing-bar mechanism is packed on the end face of feed slide by casing (545) and adjusting pad;
Described supporting base (530) is packed in turret base (510);
The worm screw (520) of described worm couple is supported and is packed in turret base (510) by cup-shaped cover, bearing, nut and ring flange.
2. the turntable transmission device of milling machine of digital-control spiral conical gear according to claim 1, it is characterized in that: described turntable swing-bar mechanism comprises casing (545), the second axle (533), the 3rd axle (537), clutch shaft bearing cover (532), the second bearing holder (housing, cover) (536), ball-screw (529), screw, electric machine support (542) and the second servomotor (550), described the second axle (533) is supported on supporting base (530) by bearing and clutch shaft bearing cover (532), described the 3rd axle (537) is supported on casing (545) by bearing and the second bearing holder (housing, cover) (536), described ball-screw (529) supports and is fixed on the 3rd axle (537) by the second cup-shaped cover (538), the 4th spacer (534), the 5th spacer (540) and the 4th ring flange (544), it is upper that described screw is packed in the second axle (533), is also fixed with electric machine support (542) and the second servomotor (550) on the 3rd axle (537), and described the second servomotor is coaxially connected with ball-screw by the second shaft coupling (541).
3. the turntable transmission device of milling machine of digital-control spiral conical gear according to claim 1, is characterized in that: at the bottom of described worm gear, between cover (512) and feed slide (501), the encoder (515) for feeding back workpiece box rotary position and speed is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320715459.0U CN203557179U (en) | 2013-11-14 | 2013-11-14 | Rotary table transmission device of numerically-controlled gear milling machine for spiral bevel gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320715459.0U CN203557179U (en) | 2013-11-14 | 2013-11-14 | Rotary table transmission device of numerically-controlled gear milling machine for spiral bevel gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203557179U true CN203557179U (en) | 2014-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320715459.0U Withdrawn - After Issue CN203557179U (en) | 2013-11-14 | 2013-11-14 | Rotary table transmission device of numerically-controlled gear milling machine for spiral bevel gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203557179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586725A (en) * | 2013-11-14 | 2014-02-19 | 天津第一机床总厂 | Rotary table transmission device of numerical control spiral bevel gear milling machine |
| CN114505697A (en) * | 2021-10-12 | 2022-05-17 | 枣庄北航机床创新研究院有限公司 | Side drive type slide block and swing rod multi-axis linkage numerical control machine tool |
-
2013
- 2013-11-14 CN CN201320715459.0U patent/CN203557179U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586725A (en) * | 2013-11-14 | 2014-02-19 | 天津第一机床总厂 | Rotary table transmission device of numerical control spiral bevel gear milling machine |
| CN103586725B (en) * | 2013-11-14 | 2015-12-23 | 天津第一机床总厂 | Milling machine of digital-control spiral conical gear turntable transmission device |
| CN114505697A (en) * | 2021-10-12 | 2022-05-17 | 枣庄北航机床创新研究院有限公司 | Side drive type slide block and swing rod multi-axis linkage numerical control machine tool |
| CN114505697B (en) * | 2021-10-12 | 2023-06-09 | 枣庄北航机床创新研究院有限公司 | Side-driven type slide block swing rod multi-axis linkage numerical control machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140423 Effective date of abandoning: 20151223 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |